diff --git a/src/main/kc/include/ricoh_2c02.h b/src/main/kc/include/ricoh_2c02.h
index 1cb5503d1..556f480b2 100644
--- a/src/main/kc/include/ricoh_2c02.h
+++ b/src/main/kc/include/ricoh_2c02.h
@@ -136,5 +136,7 @@ struct RICOH_2C02 {
 };
 
 // PPU Status Register for reading in ASM
-volatile char * PPU_PPUSTATUS = 0x2002;
+volatile char * const PPU_PPUSTATUS = 0x2002;
+// PPU Data Register for reading in ASM
+volatile char * const PPU_PPUDATA = 0x2007;
 
diff --git a/src/main/kc/lib/conio-nes.c b/src/main/kc/lib/conio-nes.c
index 423d54872..79bed588e 100644
--- a/src/main/kc/lib/conio-nes.c
+++ b/src/main/kc/lib/conio-nes.c
@@ -104,6 +104,11 @@ void cputln() {
     cscroll();
 }
 
+#pragma data_seg(GameRam)
+// Buffer used for scrolling the NES screen
+char conio_cscroll_buffer[CONIO_WIDTH];
+#pragma data_seg(Data)
+
 // Scroll the entire screen if the cursor is beyond the last line
 void cscroll() {
     if(conio_cursor_y==CONIO_HEIGHT) {
@@ -112,10 +117,10 @@ void cscroll() {
             char* line1 = CONIO_SCREEN_TEXT;
             char* line2 = CONIO_SCREEN_TEXT+CONIO_WIDTH;
             for(char y=0;y<CONIO_HEIGHT-1;y++) {
-                for(char x=0;x<CONIO_WIDTH;x++) {
-                    char ch = ppuDataGet(line2++);
-                    ppuDataSet(line1++, ch);
-                }
+                ppuDataFetch(scroll_buffer, line2, CONIO_WIDTH);
+                ppuDataTransfer(line1, scroll_buffer, CONIO_WIDTH);
+                line1 += CONIO_WIDTH;
+                line2 += CONIO_WIDTH;
             }
             // Fill last line with space
             ppuDataFill(CONIO_SCREEN_TEXT+CONIO_BYTES-CONIO_WIDTH, ' ', CONIO_WIDTH);
diff --git a/src/main/kc/lib/nes.c b/src/main/kc/lib/nes.c
index 2897cc37a..4c80cba3d 100644
--- a/src/main/kc/lib/nes.c
+++ b/src/main/kc/lib/nes.c
@@ -104,7 +104,7 @@ char readJoy1() {
     return joy;
 }
 
-// Prepare for transferring data from the CPU to the PPU
+// Prepare for transferring data to/from the CPU to the PPU
 // - ppuData : Pointer in the PPU memory
 inline void ppuDataPrepare(void* const ppuData) {
     // Write the high byte of PPU address
@@ -120,8 +120,12 @@ inline void ppuDataPut(char val) {
     PPU->PPUDATA = val;
 }
 
-// Read one byte from PPU memory
-// The byte is read from the current PPU address pointed to by the (autoincrementing) PPU->PPUADDR
+// Read one byte from the PPU memory
+// Note: Reading from the PPU works in a somewhat un-intuitive way.
+// The read operation returns the current contents of the read-buffer and then fills the buffer from the current
+// PPU->PPUADDR, which is also auto-incremented.
+// This means the value returned is from the previous read address.
+// If you want to get the value at PPU->PPUADDR you must call read twice.
 inline char ppuDataRead() {
     // Transfer from PPU
     return PPU->PPUDATA;
@@ -149,6 +153,20 @@ void ppuDataTransfer(void* const ppuData, void* const cpuData, unsigned int size
         ppuDataPut(*cpuSrc++);
 }
 
+// Transfer a number of bytes from the PPU memory to the CPU memory
+// - ppuData : Pointer in the PPU memory
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
+// - size : The number of bytes to transfer
+void ppuDataFetch(void* const cpuData, void* const ppuData, unsigned int size) {
+    ppuDataPrepare(ppuData);
+    // Perform a dummy-read to discard the current value in the data read buffer and update it with the first byte from the PPU address
+    asm { lda PPU_PPUDATA }
+    // Fetch from PPU to CPU
+    char* cpuDst = (char*)cpuData;
+    for(unsigned int i=0;i<size;i++)
+        *cpuDst++ = ppuDataRead();
+}
+
 // Transfer a 2x2 tile into the PPU memory
 // - ppuData : Pointer in the PPU memory
 // - tile : The tile to transfer
@@ -161,7 +179,6 @@ void ppuDataPutTile(void* const ppuData, char* tile) {
     ppuDataPut(tile[3]);
 }
 
-
 // Set one byte in PPU memory
 // - ppuData : Pointer in the PPU memory
 // - val : The value to set
@@ -174,5 +191,8 @@ void ppuDataSet(void* const ppuData, char val) {
 // - ppuData : Pointer in the PPU memory
 char ppuDataGet(void* const ppuData) {
     ppuDataPrepare(ppuData);
+    // Perform a dummy-read to discard the current value in the data read buffer and update it with the byte we want
+    asm { lda PPU_PPUDATA }
+    // Get the data we want out of the buffer (this unfortunately performs a second increment of the pointer)
     return ppuDataRead();
 }
\ No newline at end of file
diff --git a/src/test/kc/.vscode/kickass-nes.sh b/src/test/kc/.vscode/kickass-nes.sh
new file mode 100755
index 000000000..019adbbd0
--- /dev/null
+++ b/src/test/kc/.vscode/kickass-nes.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+export ASM_FILE=$1
+export NES_FILE=${ASM_FILE%.*}.nes
+java -jar /Applications/KickAssembler/KickAss.jar $1 -showmem -vicesymbols
+nestopia $NES_FILE
\ No newline at end of file
diff --git a/src/test/kc/.vscode/tasks.json b/src/test/kc/.vscode/tasks.json
index 9dcac097f..8896e66cd 100644
--- a/src/test/kc/.vscode/tasks.json
+++ b/src/test/kc/.vscode/tasks.json
@@ -4,7 +4,7 @@
     "version": "2.0.0",
     "tasks": [
         {
-            "label": "KickAsm Build & Run",
+            "label": "KickAsm Build & Run (C64)",
             "type": "shell",
             "group": {
                 "kind": "build",
@@ -37,13 +37,21 @@
             }                
         },
         {
-            "label": "KickAsm Build & Debug",
+            "label": "KickAsm Build & Run (NES)",
+            "group": "build",
+            "type": "process",
+            "problemMatcher": [],
+            "command": ".vscode/kickass-nes.sh",
+            "args": [ "${file}" ]  
+        },      
+        {
+            "label": "KickAsm Build & Debug (C64)",
             "type": "shell",
             "group": {
                 "kind": "build",
                 "isDefault": true
             },
-            "problemMatcher": [],
+           
             "windows": {
                 "command": "java",            
                 "args": [
diff --git a/src/test/kc/examples/nes-conio/nes-conio.c b/src/test/kc/examples/nes-conio/nes-conio.c
index 1f2d3a446..72e4c4f0c 100644
--- a/src/test/kc/examples/nes-conio/nes-conio.c
+++ b/src/test/kc/examples/nes-conio/nes-conio.c
@@ -2,6 +2,13 @@
 #pragma target(nes)
 #include <nes.h>
 #include <conio.h>
+#include <stdio.h>
+
+#pragma data_seg(GameRam)
+char num_buffer[11];
+char scroll_buffer[32];
+#pragma data_seg(Data)
+
 
 // RESET Called when the NES is reset, including when it is turned on.
 void main() {
@@ -14,12 +21,21 @@ void main() {
     ppuDataFill(PPU_ATTRIBUTE_TABLE_1, 0, 0x40);
     // Print a string
     clrscr();
-    cputs("hello world!\ni am nes\n look at me \n\n");
-
+    for(char x=1;x<screensizex()-1;x++) {
+        cputcxy(x, 1, '-');
+        cputcxy(x, screensizey()-4, '-');
+    }
+    for(char y=1;y<screensizey()-3;y++) {
+        cputcxy(1, y, 'i');
+        cputcxy(screensizex()-2, y, 'i');
+    }
+    for(char i=0;i<screensizey();i++) {
+        uctoa(i&0xf, num_buffer, HEXADECIMAL);
+        cputsxy(i, i, num_buffer);        
+    }
     x_scroll = 0;
     y_scroll = -8;
 
-
     // Enable screen rendering and vblank
     enableVideoOutput();
     // Infinite loop
diff --git a/src/test/ref/examples/nes-conio/nes-conio.asm b/src/test/ref/examples/nes-conio/nes-conio.asm
index 24278fd05..5ef1fe537 100644
--- a/src/test/ref/examples/nes-conio/nes-conio.asm
+++ b/src/test/ref/examples/nes-conio/nes-conio.asm
@@ -62,6 +62,10 @@
   // $3000-$3eff	$0f00	Mirrors of $2000-$2eff
   // $3f00-$3f1f	$0020	Palette RAM indexes
   .label PPU_PALETTE = $3f00
+  // PPU Status Register for reading in ASM
+  .label PPU_PPUSTATUS = $2002
+  // PPU Data Register for reading in ASM
+  .label PPU_PPUDATA = $2007
   // APU Frame Counter
   // generates low-frequency clocks for the channels and an optional 60 Hz interrupt.
   // https://wiki.nesdev.com/w/index.php/APU_Frame_Counter
@@ -76,17 +80,15 @@
   .label FR_COUNTER = $4017
   // Pointer to the start of RAM memory
   .label MEMORY = 0
-  // PPU Status Register for reading in ASM
-  .label PPU_PPUSTATUS = $2002
   // NES Picture Processing Unit (PPU)
   .label PPU = $2000
   // NES CPU and audion processing unit (APU)
   .label APU = $4000
-  .label conio_cursor_x = $b
-  .label conio_cursor_y = $c
-  .label conio_line_text = $d
-  .label x_scroll = $f
-  .label y_scroll = $10
+  .label conio_cursor_x = $11
+  .label conio_cursor_y = $12
+  .label conio_line_text = $13
+  .label x_scroll = $15
+  .label y_scroll = $16
 __bbegin:
   // conio_cursor_x = 0
   // The current cursor x-position
@@ -111,6 +113,14 @@ __bbegin:
 .segment Code
 // RESET Called when the NES is reset, including when it is turned on.
 main: {
+    .const screensizex1_return = $20
+    .const screensizey1_return = $1e
+    .const screensizey2_return = $1e
+    .const screensizex2_return = $20
+    .const screensizey3_return = $1e
+    .label x = 2
+    .label y = 3
+    .label i = 4
     // asm
     cld
     ldx #$ff
@@ -168,6 +178,18 @@ main: {
     lda PPU_PPUSTATUS
     // ppuDataTransfer(PPU_PALETTE, PALETTE, sizeof(PALETTE))
   // Transfer the palette
+    lda #<$20*SIZEOF_BYTE
+    sta.z ppuDataTransfer.size
+    lda #>$20*SIZEOF_BYTE
+    sta.z ppuDataTransfer.size+1
+    lda #<PALETTE
+    sta.z ppuDataTransfer.cpuData
+    lda #>PALETTE
+    sta.z ppuDataTransfer.cpuData+1
+    lda #<PPU_PALETTE
+    sta.z ppuDataTransfer.ppuDataPrepare1_ppuData
+    lda #>PPU_PALETTE
+    sta.z ppuDataTransfer.ppuDataPrepare1_ppuData+1
     jsr ppuDataTransfer
     // ppuDataFill(PPU_ATTRIBUTE_TABLE_0, 0, 0x40)
   // Fill the PPU attribute table
@@ -195,8 +217,27 @@ main: {
     // clrscr()
   // Print a string
     jsr clrscr
-    // cputs("hello world!\ni am nes\n look at me \n\n")
-    jsr cputs
+    lda #1
+    sta.z x
+  __b7:
+    // for(char x=1;x<screensizex()-1;x++)
+    lda.z x
+    cmp #screensizex1_return-1
+    bcc __b1
+    lda #1
+    sta.z y
+  __b9:
+    // for(char y=1;y<screensizey()-3;y++)
+    lda.z y
+    cmp #screensizey2_return-3
+    bcc __b2
+    lda #0
+    sta.z i
+  __b11:
+    // for(char i=0;i<screensizey();i++)
+    lda.z i
+    cmp #screensizey3_return
+    bcc __b3
     // x_scroll = 0
     lda #0
     sta.z x_scroll
@@ -209,40 +250,63 @@ main: {
     // PPU->PPUMASK = 0b00011110
     lda #$1e
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUMASK
-  __b1:
+  __b4:
   // Infinite loop
-    jmp __b1
-  .segment Data
-    s: .text @"hello world!\ni am nes\n look at me \n\n"
-    .byte 0
-}
-.segment Code
-// Output a NUL-terminated string at the current cursor position
-// cputs(byte* zp(7) s)
-cputs: {
-    .label s = 7
-    lda #<main.s
-    sta.z s
-    lda #>main.s
-    sta.z s+1
-  __b1:
-    // c=*s++
-    ldy #0
-    lda (s),y
-    // while(c=*s++)
-    inc.z s
-    bne !+
-    inc.z s+1
-  !:
-    cmp #0
-    bne __b2
-    // }
-    rts
+    jmp __b4
+  __b3:
+    // uctoa(i&0xf, num_buffer, HEXADECIMAL)
+    lda #$f
+    and.z i
+    tax
+    jsr uctoa
+    // cputsxy(i, i, num_buffer)
+    ldx.z i
+    txa
+    jsr cputsxy
+    // for(char i=0;i<screensizey();i++)
+    inc.z i
+    jmp __b11
   __b2:
+    // cputcxy(1, y, 'i')
+    lda.z y
+    ldy #'i'
+    ldx #1
+    jsr cputcxy
+    // cputcxy(screensizex()-2, y, 'i')
+    lda.z y
+    ldy #'i'
+    ldx #screensizex2_return-2
+    jsr cputcxy
+    // for(char y=1;y<screensizey()-3;y++)
+    inc.z y
+    jmp __b9
+  __b1:
+    // cputcxy(x, 1, '-')
+    ldx.z x
+    ldy #'-'
+    lda #1
+    jsr cputcxy
+    // cputcxy(x, screensizey()-4, '-')
+    ldx.z x
+    ldy #'-'
+    lda #screensizey1_return-4
+    jsr cputcxy
+    // for(char x=1;x<screensizex()-1;x++)
+    inc.z x
+    jmp __b7
+}
+// Move cursor and output one character
+// Same as "gotoxy (x, y); cputc (c);"
+// cputcxy(byte register(X) x, byte register(A) y, byte register(Y) c)
+cputcxy: {
+    // gotoxy(x, y)
+    jsr gotoxy
     // cputc(c)
+    tya
     tax
     jsr cputc
-    jmp __b1
+    // }
+    rts
 }
 // Output one character at the current cursor position
 // Moves the cursor forward. Scrolls the entire screen if needed
@@ -260,7 +324,7 @@ cputc: {
     adc.z conio_line_text+1
     sta.z ppuDataSet.ppuData+1
     // ppuDataSet(conio_line_text+conio_cursor_x, c)
-    // ppuDataSet(conio_line_text+conio_cursor_x, c)
+    txa
     jsr ppuDataSet
     // if(++conio_cursor_x==CONIO_WIDTH)
     inc.z conio_cursor_x
@@ -299,10 +363,9 @@ cputln: {
 }
 // Scroll the entire screen if the cursor is beyond the last line
 cscroll: {
-    .label line2 = 9
     // Scroll lines up
-    .label line1 = 3
-    .label y = 2
+    .label line1 = $17
+    .label line2 = $f
     // if(conio_cursor_y==CONIO_HEIGHT)
     lda #$1e
     cmp.z conio_cursor_y
@@ -315,12 +378,10 @@ cscroll: {
     sta.z line2
     lda #>PPU_NAME_TABLE_0+$20
     sta.z line2+1
-    lda #0
-    sta.z y
+    ldx #0
   __b1:
     // for(char y=0;y<CONIO_HEIGHT-1;y++)
-    lda.z y
-    cmp #$1e-1
+    cpx #$1e-1
     bcc __b2
     // ppuDataFill(CONIO_SCREEN_TEXT+CONIO_BYTES-CONIO_WIDTH, ' ', CONIO_WIDTH)
   // Fill last line with space
@@ -348,50 +409,58 @@ cscroll: {
     // }
     rts
   __b2:
-    ldy #0
-  __b3:
-    // for(char x=0;x<CONIO_WIDTH;x++)
-    cpy #$20
-    bcc __b4
-    // for(char y=0;y<CONIO_HEIGHT-1;y++)
-    inc.z y
-    jmp __b1
-  __b4:
-    // ppuDataGet(line2++)
+    // ppuDataFetch(scroll_buffer, line2, CONIO_WIDTH)
     lda.z line2
-    sta.z ppuDataGet.ppuData
+    sta.z ppuDataFetch.ppuData
     lda.z line2+1
-    sta.z ppuDataGet.ppuData+1
-    jsr ppuDataGet
-    // ppuDataGet(line2++)
-    // ch = ppuDataGet(line2++)
-    tax
-    inc.z line2
-    bne !+
-    inc.z line2+1
-  !:
-    // ppuDataSet(line1++, ch)
+    sta.z ppuDataFetch.ppuData+1
+    jsr ppuDataFetch
+    // ppuDataTransfer(line1, scroll_buffer, CONIO_WIDTH)
     lda.z line1
-    sta.z ppuDataSet.ppuData
+    sta.z ppuDataTransfer.ppuData
     lda.z line1+1
-    sta.z ppuDataSet.ppuData+1
-    jsr ppuDataSet
-    // ppuDataSet(line1++, ch);
-    inc.z line1
-    bne !+
+    sta.z ppuDataTransfer.ppuData+1
+    lda #<$20
+    sta.z ppuDataTransfer.size
+    lda #>$20
+    sta.z ppuDataTransfer.size+1
+    lda #<scroll_buffer
+    sta.z ppuDataTransfer.cpuData
+    lda #>scroll_buffer
+    sta.z ppuDataTransfer.cpuData+1
+    jsr ppuDataTransfer
+    // line1 += CONIO_WIDTH
+    lda #$20
+    clc
+    adc.z line1
+    sta.z line1
+    bcc !+
     inc.z line1+1
   !:
-    // for(char x=0;x<CONIO_WIDTH;x++)
-    iny
-    jmp __b3
+    // line2 += CONIO_WIDTH
+    lda #$20
+    clc
+    adc.z line2
+    sta.z line2
+    bcc !+
+    inc.z line2+1
+  !:
+    // for(char y=0;y<CONIO_HEIGHT-1;y++)
+    inx
+    jmp __b1
 }
-// Set one byte in PPU memory
+// Transfer a number of bytes from the CPU memory to the PPU memory
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
 // - ppuData : Pointer in the PPU memory
-// - val : The value to set
-// ppuDataSet(byte* zp(5) ppuData, byte register(X) val)
-ppuDataSet: {
+// - size : The number of bytes to transfer
+// ppuDataTransfer(void* zp(5) ppuData, void* zp(7) cpuData, word zp(9) size)
+ppuDataTransfer: {
     .label ppuDataPrepare1_ppuData = 5
+    .label cpuSrc = 7
+    .label i = $b
     .label ppuData = 5
+    .label cpuData = 7
+    .label size = 9
     // >ppuData
     lda.z ppuDataPrepare1_ppuData+1
     // PPU->PPUADDR = >ppuData
@@ -400,16 +469,51 @@ ppuDataSet: {
     lda.z ppuDataPrepare1_ppuData
     // PPU->PPUADDR = <ppuData
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // PPU->PPUDATA = val
-    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    lda #<0
+    sta.z i
+    sta.z i+1
+  __b1:
+    // for(unsigned int i=0;i<size;i++)
+    lda.z i+1
+    cmp.z size+1
+    bcc __b2
+    bne !+
+    lda.z i
+    cmp.z size
+    bcc __b2
+  !:
     // }
     rts
+  __b2:
+    // ppuDataPut(*cpuSrc++)
+    ldy #0
+    lda (cpuSrc),y
+    // PPU->PPUDATA = val
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    // ppuDataPut(*cpuSrc++);
+    inc.z cpuSrc
+    bne !+
+    inc.z cpuSrc+1
+  !:
+    // for(unsigned int i=0;i<size;i++)
+    inc.z i
+    bne !+
+    inc.z i+1
+  !:
+    jmp __b1
 }
-// Get one byte from PPU memory
+// Transfer a number of bytes from the PPU memory to the CPU memory
 // - ppuData : Pointer in the PPU memory
-// ppuDataGet(void* zp($11) ppuData)
-ppuDataGet: {
-    .label ppuData = $11
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
+// - size : The number of bytes to transfer
+// ppuDataFetch(void* zp($19) ppuData)
+ppuDataFetch: {
+    .const size = $20
+    .label cpuData = scroll_buffer
+    // Fetch from PPU to CPU
+    .label cpuDst = 7
+    .label i = 5
+    .label ppuData = $19
     // >ppuData
     lda.z ppuData+1
     // PPU->PPUADDR = >ppuData
@@ -418,19 +522,54 @@ ppuDataGet: {
     lda.z ppuData
     // PPU->PPUADDR = <ppuData
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // return PPU->PPUDATA;
-    lda PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    // asm
+    // Perform a dummy-read to discard the current value in the data read buffer and update it with the first byte from the PPU address
+    lda PPU_PPUDATA
+    lda #<cpuData
+    sta.z cpuDst
+    lda #>cpuData
+    sta.z cpuDst+1
+    lda #<0
+    sta.z i
+    sta.z i+1
+  __b1:
+    // for(unsigned int i=0;i<size;i++)
+    lda.z i+1
+    cmp #>size
+    bcc ppuDataRead1
+    bne !+
+    lda.z i
+    cmp #<size
+    bcc ppuDataRead1
+  !:
     // }
     rts
+  ppuDataRead1:
+    // return PPU->PPUDATA;
+    lda PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    // *cpuDst++ = ppuDataRead()
+    ldy #0
+    sta (cpuDst),y
+    // *cpuDst++ = ppuDataRead();
+    inc.z cpuDst
+    bne !+
+    inc.z cpuDst+1
+  !:
+    // for(unsigned int i=0;i<size;i++)
+    inc.z i
+    bne !+
+    inc.z i+1
+  !:
+    jmp __b1
 }
 // Fill a number of bytes in the PPU memory
 // - ppuData : Pointer in the PPU memory
 // - size : The number of bytes to transfer
-// ppuDataFill(byte register(X) val, word zp($11) size)
+// ppuDataFill(byte register(X) val, word zp($b) size)
 ppuDataFill: {
-    .label ppuDataPrepare1_ppuData = 5
-    .label i = 9
-    .label size = $11
+    .label ppuDataPrepare1_ppuData = 9
+    .label i = $19
+    .label size = $b
     // >ppuData
     lda.z ppuDataPrepare1_ppuData+1
     // PPU->PPUADDR = >ppuData
@@ -465,6 +604,211 @@ ppuDataFill: {
   !:
     jmp __b1
 }
+// Set one byte in PPU memory
+// - ppuData : Pointer in the PPU memory
+// - val : The value to set
+// ppuDataSet(byte* zp($17) ppuData, byte register(A) val)
+ppuDataSet: {
+    .label ppuData = $17
+    // >ppuData
+    ldx.z ppuData+1
+    // PPU->PPUADDR = >ppuData
+    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    // <ppuData
+    ldx.z ppuData
+    // PPU->PPUADDR = <ppuData
+    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    // PPU->PPUDATA = val
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    // }
+    rts
+}
+// Set the cursor to the specified position
+// gotoxy(byte register(X) x, byte register(A) y)
+gotoxy: {
+    .label __5 = $13
+    .label __6 = $13
+    .label line_offset = $13
+    // if(y>CONIO_HEIGHT)
+    cmp #$1e+1
+    bcc __b1
+    lda #0
+  __b1:
+    // if(x>=CONIO_WIDTH)
+    cpx #$20
+    bcc __b2
+    ldx #0
+  __b2:
+    // conio_cursor_x = x
+    stx.z conio_cursor_x
+    // conio_cursor_y = y
+    sta.z conio_cursor_y
+    // (unsigned int)y*CONIO_WIDTH
+    sta.z __6
+    lda #0
+    sta.z __6+1
+    // line_offset = (unsigned int)y*CONIO_WIDTH
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    // CONIO_SCREEN_TEXT + line_offset
+    clc
+    lda.z __5
+    adc #<PPU_NAME_TABLE_0
+    sta.z __5
+    lda.z __5+1
+    adc #>PPU_NAME_TABLE_0
+    sta.z __5+1
+    // conio_line_text = CONIO_SCREEN_TEXT + line_offset
+    // }
+    rts
+}
+// Move cursor and output a NUL-terminated string
+// Same as "gotoxy (x, y); puts (s);"
+// cputsxy(byte register(X) x, byte register(A) y)
+cputsxy: {
+    // gotoxy(x, y)
+    jsr gotoxy
+    // cputs(s)
+    jsr cputs
+    // }
+    rts
+}
+// Output a NUL-terminated string at the current cursor position
+// cputs(byte* zp($d) s)
+cputs: {
+    .label s = $d
+    lda #<num_buffer
+    sta.z s
+    lda #>num_buffer
+    sta.z s+1
+  __b1:
+    // c=*s++
+    ldy #0
+    lda (s),y
+    // while(c=*s++)
+    inc.z s
+    bne !+
+    inc.z s+1
+  !:
+    cmp #0
+    bne __b2
+    // }
+    rts
+  __b2:
+    // cputc(c)
+    tax
+    jsr cputc
+    jmp __b1
+}
+// Converts unsigned number value to a string representing it in RADIX format.
+// If the leading digits are zero they are not included in the string.
+// - value : The number to be converted to RADIX
+// - buffer : receives the string representing the number and zero-termination.
+// - radix : The radix to convert the number to (from the enum RADIX)
+// uctoa(byte register(X) value, byte* zp($f) buffer)
+uctoa: {
+    .const max_digits = 2
+    .label digit_value = $1b
+    .label buffer = $f
+    .label digit = $11
+    .label started = $12
+    lda #<num_buffer
+    sta.z buffer
+    lda #>num_buffer
+    sta.z buffer+1
+    lda #0
+    sta.z started
+    sta.z digit
+  __b1:
+    // for( char digit=0; digit<max_digits-1; digit++ )
+    lda.z digit
+    cmp #max_digits-1
+    bcc __b2
+    // *buffer++ = DIGITS[(char)value]
+    lda DIGITS,x
+    ldy #0
+    sta (buffer),y
+    // *buffer++ = DIGITS[(char)value];
+    inc.z buffer
+    bne !+
+    inc.z buffer+1
+  !:
+    // *buffer = 0
+    lda #0
+    tay
+    sta (buffer),y
+    // }
+    rts
+  __b2:
+    // digit_value = digit_values[digit]
+    ldy.z digit
+    lda RADIX_HEXADECIMAL_VALUES_CHAR,y
+    sta.z digit_value
+    // if (started || value >= digit_value)
+    lda #0
+    cmp.z started
+    bne __b5
+    cpx.z digit_value
+    bcs __b5
+  __b4:
+    // for( char digit=0; digit<max_digits-1; digit++ )
+    inc.z digit
+    jmp __b1
+  __b5:
+    // uctoa_append(buffer++, value, digit_value)
+    jsr uctoa_append
+    // uctoa_append(buffer++, value, digit_value)
+    // value = uctoa_append(buffer++, value, digit_value)
+    // value = uctoa_append(buffer++, value, digit_value);
+    inc.z buffer
+    bne !+
+    inc.z buffer+1
+  !:
+    lda #1
+    sta.z started
+    jmp __b4
+}
+// Used to convert a single digit of an unsigned number value to a string representation
+// Counts a single digit up from '0' as long as the value is larger than sub.
+// Each time the digit is increased sub is subtracted from value.
+// - buffer : pointer to the char that receives the digit
+// - value : The value where the digit will be derived from
+// - sub : the value of a '1' in the digit. Subtracted continually while the digit is increased.
+//        (For decimal the subs used are 10000, 1000, 100, 10, 1)
+// returns : the value reduced by sub * digit so that it is less than sub.
+// uctoa_append(byte* zp($f) buffer, byte register(X) value, byte zp($1b) sub)
+uctoa_append: {
+    .label buffer = $f
+    .label sub = $1b
+    ldy #0
+  __b1:
+    // while (value >= sub)
+    cpx.z sub
+    bcs __b2
+    // *buffer = DIGITS[digit]
+    lda DIGITS,y
+    ldy #0
+    sta (buffer),y
+    // }
+    rts
+  __b2:
+    // digit++;
+    iny
+    // value -= sub
+    txa
+    sec
+    sbc.z sub
+    tax
+    jmp __b1
+}
 // clears the screen and moves the cursor to the upper left-hand corner of the screen.
 clrscr: {
     // ppuDataFill(CONIO_SCREEN_TEXT, ' ', 0x3c0)
@@ -491,60 +835,6 @@ clrscr: {
     // }
     rts
 }
-// Transfer a number of bytes from the CPU memory to the PPU memory
-// - cpuData : Pointer to the CPU memory (RAM of ROM)
-// - ppuData : Pointer in the PPU memory
-// - size : The number of bytes to transfer
-ppuDataTransfer: {
-    .const size = $20*SIZEOF_BYTE
-    .label ppuData = PPU_PALETTE
-    .label cpuData = PALETTE
-    // Transfer to PPU
-    .label cpuSrc = 9
-    .label i = 7
-    // PPU->PPUADDR = >ppuData
-    lda #>ppuData
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // PPU->PPUADDR = <ppuData
-    lda #0
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    lda #<cpuData
-    sta.z cpuSrc
-    lda #>cpuData
-    sta.z cpuSrc+1
-    lda #<0
-    sta.z i
-    sta.z i+1
-  __b1:
-    // for(unsigned int i=0;i<size;i++)
-    lda.z i+1
-    cmp #>size
-    bcc __b2
-    bne !+
-    lda.z i
-    cmp #<size
-    bcc __b2
-  !:
-    // }
-    rts
-  __b2:
-    // ppuDataPut(*cpuSrc++)
-    ldy #0
-    lda (cpuSrc),y
-    // PPU->PPUDATA = val
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
-    // ppuDataPut(*cpuSrc++);
-    inc.z cpuSrc
-    bne !+
-    inc.z cpuSrc+1
-  !:
-    // for(unsigned int i=0;i<size;i++)
-    inc.z i
-    bne !+
-    inc.z i+1
-  !:
-    jmp __b1
-}
 // NMI Called when the PPU refreshes the screen (also known as the V-Blank period)
 vblank: {
     pha
@@ -629,7 +919,7 @@ vblank: {
 // - bit 6: B
 // - bit 7: A
 readJoy1: {
-    .label __1 = $13
+    .label __1 = $1c
     // APU->JOY1 = 1
     // Latch the controller buttons
     lda #1
@@ -657,6 +947,14 @@ readJoy1: {
     inx
     jmp __b1
 }
+.segment Data
+  // The digits used for numbers
+  DIGITS: .text "0123456789abcdef"
+  // Values of hexadecimal digits
+  RADIX_HEXADECIMAL_VALUES_CHAR: .byte $10
+.segment GameRam
+  num_buffer: .fill $b, 0
+  scroll_buffer: .fill $20, 0
 .segment Data
   // Color Palette
   PALETTE: .byte 1, $21, $f, $30, 1, $21, $f, $30, 1, $21, $f, $30, 1, $21, $f, $30, 1, $f, $30, 8, 1, $f, $18, 8, 1, $30, $37, $1a, $f, $f, $f, $f
diff --git a/src/test/ref/examples/nes-conio/nes-conio.cfg b/src/test/ref/examples/nes-conio/nes-conio.cfg
index fbad50502..4d58ea63a 100644
--- a/src/test/ref/examples/nes-conio/nes-conio.cfg
+++ b/src/test/ref/examples/nes-conio/nes-conio.cfg
@@ -64,311 +64,496 @@ main::initNES1_waitForVBlank2_@1: scope:[main]  from main::initNES1_waitForVBlan
   to:main::initNES1_@7
 main::initNES1_@7: scope:[main]  from main::initNES1_waitForVBlank2_@1
   asm { ldaPPU_PPUSTATUS  }
-  to:main::@2
-main::@2: scope:[main]  from main::initNES1_@7
+  to:main::@6
+main::@6: scope:[main]  from main::initNES1_@7
   [34] phi()
   [35] call ppuDataTransfer 
-  to:main::@3
-main::@3: scope:[main]  from main::@2
+  to:main::@12
+main::@12: scope:[main]  from main::@6
   [36] phi()
   [37] call ppuDataFill 
-  to:main::@4
-main::@4: scope:[main]  from main::@3
+  to:main::@13
+main::@13: scope:[main]  from main::@12
   [38] phi()
   [39] call ppuDataFill 
-  to:main::@5
-main::@5: scope:[main]  from main::@4
+  to:main::@14
+main::@14: scope:[main]  from main::@13
   [40] phi()
   [41] call clrscr 
-  to:main::@6
-main::@6: scope:[main]  from main::@5
-  [42] phi()
-  [43] call cputs 
+  to:main::screensizex1
+main::screensizex1: scope:[main]  from main::@14 main::@15
+  [42] (byte) main::x#10 ← phi( main::@14/(byte) 1 main::@15/(byte) main::x#1 )
   to:main::@7
-main::@7: scope:[main]  from main::@6
-  [44] (volatile byte) x_scroll ← (byte) 0
-  [45] (volatile byte) y_scroll ← (byte) -8
+main::@7: scope:[main]  from main::screensizex1
+  [43] if((byte) main::x#10<(const byte) main::screensizex1_return#0-(byte) 1) goto main::@1
+  to:main::screensizey2
+main::screensizey2: scope:[main]  from main::@16 main::@7
+  [44] (byte) main::y#10 ← phi( main::@7/(byte) 1 main::@16/(byte) main::y#1 )
+  to:main::@9
+main::@9: scope:[main]  from main::screensizey2
+  [45] if((byte) main::y#10<(const byte) main::screensizey2_return#0-(byte) 3) goto main::@2
+  to:main::screensizey3
+main::screensizey3: scope:[main]  from main::@18 main::@9
+  [46] (byte) main::i#2 ← phi( main::@18/(byte) main::i#1 main::@9/(byte) 0 )
+  to:main::@11
+main::@11: scope:[main]  from main::screensizey3
+  [47] if((byte) main::i#2<(const byte) main::screensizey3_return#0) goto main::@3
+  to:main::@4
+main::@4: scope:[main]  from main::@11
+  [48] (volatile byte) x_scroll ← (byte) 0
+  [49] (volatile byte) y_scroll ← (byte) -8
   to:main::enableVideoOutput1
-main::enableVideoOutput1: scope:[main]  from main::@7
-  [46] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80
-  [47] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e
-  to:main::@1
-main::@1: scope:[main]  from main::@1 main::enableVideoOutput1
-  [48] phi()
-  to:main::@1
+main::enableVideoOutput1: scope:[main]  from main::@4
+  [50] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80
+  [51] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e
+  to:main::@5
+main::@5: scope:[main]  from main::@5 main::enableVideoOutput1
+  [52] phi()
+  to:main::@5
+main::@3: scope:[main]  from main::@11
+  [53] (byte) uctoa::value#1 ← (byte) main::i#2 & (byte) $f
+  [54] call uctoa 
+  to:main::@17
+main::@17: scope:[main]  from main::@3
+  [55] (byte) cputsxy::x#0 ← (byte) main::i#2
+  [56] (byte) cputsxy::y#0 ← (byte) main::i#2
+  [57] call cputsxy 
+  to:main::@18
+main::@18: scope:[main]  from main::@17
+  [58] (byte) main::i#1 ← ++ (byte) main::i#2
+  to:main::screensizey3
+main::@2: scope:[main]  from main::@9
+  [59] (byte) cputcxy::y#2 ← (byte) main::y#10
+  [60] call cputcxy 
+  to:main::screensizex2
+main::screensizex2: scope:[main]  from main::@2
+  [61] phi()
+  to:main::@10
+main::@10: scope:[main]  from main::screensizex2
+  [62] (byte) cputcxy::y#3 ← (byte) main::y#10
+  [63] call cputcxy 
+  to:main::@16
+main::@16: scope:[main]  from main::@10
+  [64] (byte) main::y#1 ← ++ (byte) main::y#10
+  to:main::screensizey2
+main::@1: scope:[main]  from main::@7
+  [65] (byte) cputcxy::x#0 ← (byte) main::x#10
+  [66] call cputcxy 
+  to:main::screensizey1
+main::screensizey1: scope:[main]  from main::@1
+  [67] phi()
+  to:main::@8
+main::@8: scope:[main]  from main::screensizey1
+  [68] (byte) cputcxy::x#1 ← (byte) main::x#10
+  [69] call cputcxy 
+  to:main::@15
+main::@15: scope:[main]  from main::@8
+  [70] (byte) main::x#1 ← ++ (byte) main::x#10
+  to:main::screensizex1
 
-(void()) cputs((to_nomodify byte*) cputs::s)
-cputs: scope:[cputs]  from main::@6
-  [49] phi()
-  to:cputs::@1
-cputs::@1: scope:[cputs]  from cputs cputs::@2
-  [50] (to_nomodify byte*) cputs::s#2 ← phi( cputs/(const byte*) main::s cputs::@2/(to_nomodify byte*) cputs::s#0 )
-  [51] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2)
-  [52] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2
-  [53] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2
-  to:cputs::@return
-cputs::@return: scope:[cputs]  from cputs::@1
-  [54] return 
+(void()) cputcxy((byte) cputcxy::x , (byte) cputcxy::y , (byte) cputcxy::c)
+cputcxy: scope:[cputcxy]  from main::@1 main::@10 main::@2 main::@8
+  [71] (byte) cputcxy::c#4 ← phi( main::@1/(byte) '-' main::@8/(byte) '-' main::@10/(byte) 'i' main::@2/(byte) 'i' )
+  [71] (byte) cputcxy::y#4 ← phi( main::@1/(byte) 1 main::@8/(const byte) main::screensizey1_return#0-(byte) 4 main::@10/(byte) cputcxy::y#3 main::@2/(byte) cputcxy::y#2 )
+  [71] (byte) cputcxy::x#4 ← phi( main::@1/(byte) cputcxy::x#0 main::@8/(byte) cputcxy::x#1 main::@10/(const byte) main::screensizex2_return#0-(byte) 2 main::@2/(byte) 1 )
+  [72] (byte) gotoxy::x#2 ← (byte) cputcxy::x#4
+  [73] (byte) gotoxy::y#2 ← (byte) cputcxy::y#4
+  [74] call gotoxy 
+  to:cputcxy::@1
+cputcxy::@1: scope:[cputcxy]  from cputcxy
+  [75] (byte) cputc::c#1 ← (byte) cputcxy::c#4
+  [76] call cputc 
+  to:cputcxy::@return
+cputcxy::@return: scope:[cputcxy]  from cputcxy::@1
+  [77] return 
   to:@return
-cputs::@2: scope:[cputs]  from cputs::@1
-  [55] (byte) cputc::c#0 ← (byte) cputs::c#1
-  [56] call cputc 
-  to:cputs::@1
 
 (void()) cputc((byte) cputc::c)
-cputc: scope:[cputc]  from cputs::@2
-  [57] if((byte) cputc::c#0==(byte) '
+cputc: scope:[cputc]  from cputcxy::@1 cputs::@2
+  [78] (byte) cputc::c#2 ← phi( cputcxy::@1/(byte) cputc::c#1 cputs::@2/(byte) cputc::c#0 )
+  [79] if((byte) cputc::c#2==(byte) '
 ') goto cputc::@1
   to:cputc::@2
 cputc::@2: scope:[cputc]  from cputc
-  [58] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x
-  [59] (byte) ppuDataSet::val#0 ← (byte) cputc::c#0
-  [60] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ← (void*)(nomodify byte*) ppuDataSet::ppuData#0
-  [61] call ppuDataSet 
+  [80] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x
+  [81] (byte) ppuDataSet::val#0 ← (byte) cputc::c#2
+  [82] call ppuDataSet 
   to:cputc::@4
 cputc::@4: scope:[cputc]  from cputc::@2
-  [62] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x
-  [63] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return
+  [83] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x
+  [84] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return
   to:cputc::@3
 cputc::@3: scope:[cputc]  from cputc::@4
-  [64] phi()
-  [65] call cputln 
+  [85] phi()
+  [86] call cputln 
   to:cputc::@return
 cputc::@return: scope:[cputc]  from cputc::@1 cputc::@3 cputc::@4
-  [66] return 
+  [87] return 
   to:@return
 cputc::@1: scope:[cputc]  from cputc
-  [67] phi()
-  [68] call cputln 
+  [88] phi()
+  [89] call cputln 
   to:cputc::@return
 
 (void()) cputln()
 cputln: scope:[cputln]  from cputc::@1 cputc::@3
-  [69] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20
-  [70] (byte) conio_cursor_x ← (byte) 0
-  [71] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y
-  [72] call cscroll 
+  [90] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20
+  [91] (byte) conio_cursor_x ← (byte) 0
+  [92] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y
+  [93] call cscroll 
   to:cputln::@return
 cputln::@return: scope:[cputln]  from cputln
-  [73] return 
+  [94] return 
   to:@return
 
 (void()) cscroll()
 cscroll: scope:[cscroll]  from cputln
-  [74] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return
+  [95] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return
   to:cscroll::@1
 cscroll::@1: scope:[cscroll]  from cscroll cscroll::@5
-  [75] (byte*) cscroll::line1#6 ← phi( cscroll/(const nomodify byte*) PPU_NAME_TABLE_0 cscroll::@5/(byte*) cscroll::line1#2 )
-  [75] (byte*) cscroll::line2#6 ← phi( cscroll/(const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 cscroll::@5/(byte*) cscroll::line2#2 )
-  [75] (byte) cscroll::y#2 ← phi( cscroll/(byte) 0 cscroll::@5/(byte) cscroll::y#1 )
-  [76] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@3
-  to:cscroll::@2
-cscroll::@2: scope:[cscroll]  from cscroll::@1
-  [77] phi()
-  [78] call ppuDataFill 
+  [96] (byte*) cscroll::line1#2 ← phi( cscroll/(const nomodify byte*) PPU_NAME_TABLE_0 cscroll::@5/(byte*) cscroll::line1#1 )
+  [96] (byte*) cscroll::line2#2 ← phi( cscroll/(const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 cscroll::@5/(byte*) cscroll::line2#1 )
+  [96] (byte) cscroll::y#2 ← phi( cscroll/(byte) 0 cscroll::@5/(byte) cscroll::y#1 )
+  [97] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@2
+  to:cscroll::@3
+cscroll::@3: scope:[cscroll]  from cscroll::@1
+  [98] phi()
+  [99] call ppuDataFill 
   to:cscroll::@6
-cscroll::@6: scope:[cscroll]  from cscroll::@2
-  [79] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20
-  [80] (byte) conio_cursor_y ← -- (byte) conio_cursor_y
+cscroll::@6: scope:[cscroll]  from cscroll::@3
+  [100] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20
+  [101] (byte) conio_cursor_y ← -- (byte) conio_cursor_y
   to:cscroll::@return
 cscroll::@return: scope:[cscroll]  from cscroll cscroll::@6
-  [81] return 
+  [102] return 
   to:@return
-cscroll::@3: scope:[cscroll]  from cscroll::@1 cscroll::@8
-  [82] (byte*) cscroll::line1#2 ← phi( cscroll::@8/(byte*) cscroll::line1#1 cscroll::@1/(byte*) cscroll::line1#6 )
-  [82] (byte*) cscroll::line2#2 ← phi( cscroll::@8/(byte*) cscroll::line2#1 cscroll::@1/(byte*) cscroll::line2#6 )
-  [82] (byte) cscroll::x#2 ← phi( cscroll::@8/(byte) cscroll::x#1 cscroll::@1/(byte) 0 )
-  [83] if((byte) cscroll::x#2<(byte) $20) goto cscroll::@4
+cscroll::@2: scope:[cscroll]  from cscroll::@1
+  [103] (nomodify void*) ppuDataFetch::ppuData#0 ← (void*)(byte*) cscroll::line2#2
+  [104] call ppuDataFetch 
+  to:cscroll::@4
+cscroll::@4: scope:[cscroll]  from cscroll::@2
+  [105] (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(byte*) cscroll::line1#2
+  [106] call ppuDataTransfer 
   to:cscroll::@5
-cscroll::@5: scope:[cscroll]  from cscroll::@3
-  [84] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2
+cscroll::@5: scope:[cscroll]  from cscroll::@4
+  [107] (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#2 + (byte) $20
+  [108] (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#2 + (byte) $20
+  [109] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2
   to:cscroll::@1
-cscroll::@4: scope:[cscroll]  from cscroll::@3
-  [85] (nomodify void*) ppuDataGet::ppuData#0 ← (void*)(byte*) cscroll::line2#2
-  [86] call ppuDataGet 
-  [87] (byte) ppuDataGet::return#2 ← (byte) ppuDataGet::ppuDataRead1_return#0
-  to:cscroll::@7
-cscroll::@7: scope:[cscroll]  from cscroll::@4
-  [88] (byte) cscroll::ch#0 ← (byte) ppuDataGet::return#2
-  [89] (byte*) cscroll::line2#1 ← ++ (byte*) cscroll::line2#2
-  [90] (nomodify void*) ppuDataSet::ppuData#1 ← (void*)(byte*) cscroll::line1#2
-  [91] (byte) ppuDataSet::val#1 ← (byte) cscroll::ch#0
-  [92] call ppuDataSet 
-  to:cscroll::@8
-cscroll::@8: scope:[cscroll]  from cscroll::@7
-  [93] (byte*) cscroll::line1#1 ← ++ (byte*) cscroll::line1#2
-  [94] (byte) cscroll::x#1 ← ++ (byte) cscroll::x#2
-  to:cscroll::@3
-
-(void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
-ppuDataSet: scope:[ppuDataSet]  from cputc::@2 cscroll::@7
-  [95] (byte) ppuDataSet::val#2 ← phi( cputc::@2/(byte) ppuDataSet::val#0 cscroll::@7/(byte) ppuDataSet::val#1 )
-  [95] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 ← phi( cputc::@2/(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 cscroll::@7/(nomodify void*) ppuDataSet::ppuData#1 )
-  to:ppuDataSet::ppuDataPrepare1
-ppuDataSet::ppuDataPrepare1: scope:[ppuDataSet]  from ppuDataSet
-  [96] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0
-  [97] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0
-  [98] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0
-  [99] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1
-  to:ppuDataSet::ppuDataPut1
-ppuDataSet::ppuDataPut1: scope:[ppuDataSet]  from ppuDataSet::ppuDataPrepare1
-  [100] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#2
-  to:ppuDataSet::@return
-ppuDataSet::@return: scope:[ppuDataSet]  from ppuDataSet::ppuDataPut1
-  [101] return 
-  to:@return
-
-(byte()) ppuDataGet((nomodify void*) ppuDataGet::ppuData)
-ppuDataGet: scope:[ppuDataGet]  from cscroll::@4
-  [102] phi()
-  to:ppuDataGet::ppuDataPrepare1
-ppuDataGet::ppuDataPrepare1: scope:[ppuDataGet]  from ppuDataGet
-  [103] (byte~) ppuDataGet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataGet::ppuData#0
-  [104] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$0
-  [105] (byte~) ppuDataGet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataGet::ppuData#0
-  [106] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$1
-  to:ppuDataGet::ppuDataRead1
-ppuDataGet::ppuDataRead1: scope:[ppuDataGet]  from ppuDataGet::ppuDataPrepare1
-  [107] (byte) ppuDataGet::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA)
-  to:ppuDataGet::@return
-ppuDataGet::@return: scope:[ppuDataGet]  from ppuDataGet::ppuDataRead1
-  [108] return 
-  to:@return
-
-(void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
-ppuDataFill: scope:[ppuDataFill]  from clrscr cscroll::@2 main::@3 main::@4
-  [109] (byte) ppuDataFill::val#10 ← phi( clrscr/(byte) ' ' cscroll::@2/(byte) ' ' main::@3/(byte) 0 main::@4/(byte) 0 )
-  [109] (word) ppuDataFill::size#5 ← phi( clrscr/(word) $3c0 cscroll::@2/(byte) $20 main::@3/(byte) $40 main::@4/(byte) $40 )
-  [109] (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ← phi( clrscr/(void*)(const nomodify byte*) PPU_NAME_TABLE_0 cscroll::@2/(void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 main::@3/(void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 main::@4/(void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 )
-  to:ppuDataFill::ppuDataPrepare1
-ppuDataFill::ppuDataPrepare1: scope:[ppuDataFill]  from ppuDataFill
-  [110] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0
-  [111] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0
-  [112] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0
-  [113] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1
-  to:ppuDataFill::@1
-ppuDataFill::@1: scope:[ppuDataFill]  from ppuDataFill::@2 ppuDataFill::ppuDataPrepare1
-  [114] (word) ppuDataFill::i#2 ← phi( ppuDataFill::ppuDataPrepare1/(word) 0 ppuDataFill::@2/(word) ppuDataFill::i#1 )
-  [115] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1
-  to:ppuDataFill::@return
-ppuDataFill::@return: scope:[ppuDataFill]  from ppuDataFill::@1
-  [116] return 
-  to:@return
-ppuDataFill::ppuDataPut1: scope:[ppuDataFill]  from ppuDataFill::@1
-  [117] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10
-  to:ppuDataFill::@2
-ppuDataFill::@2: scope:[ppuDataFill]  from ppuDataFill::ppuDataPut1
-  [118] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2
-  to:ppuDataFill::@1
-
-(void()) clrscr()
-clrscr: scope:[clrscr]  from main::@5
-  [119] phi()
-  [120] call ppuDataFill 
-  to:clrscr::@1
-clrscr::@1: scope:[clrscr]  from clrscr
-  [121] (byte) conio_cursor_x ← (byte) 0
-  [122] (byte) conio_cursor_y ← (byte) 0
-  [123] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0
-  to:clrscr::@return
-clrscr::@return: scope:[clrscr]  from clrscr::@1
-  [124] return 
-  to:@return
 
 (void()) ppuDataTransfer((nomodify void*) ppuDataTransfer::ppuData , (nomodify void*) ppuDataTransfer::cpuData , (word) ppuDataTransfer::size)
-ppuDataTransfer: scope:[ppuDataTransfer]  from main::@2
-  [125] phi()
+ppuDataTransfer: scope:[ppuDataTransfer]  from cscroll::@4 main::@6
+  [110] (word) ppuDataTransfer::size#3 ← phi( cscroll::@4/(byte) $20 main::@6/(byte) $20*(const byte) SIZEOF_BYTE )
+  [110] (nomodify void*) ppuDataTransfer::cpuData#2 ← phi( cscroll::@4/(void*)(const byte*) scroll_buffer main::@6/(void*)(const byte*) PALETTE )
+  [110] (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 ← phi( cscroll::@4/(nomodify void*) ppuDataTransfer::ppuData#0 main::@6/(void*)(const nomodify byte*) PPU_PALETTE )
   to:ppuDataTransfer::ppuDataPrepare1
 ppuDataTransfer::ppuDataPrepare1: scope:[ppuDataTransfer]  from ppuDataTransfer
-  [126] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← >(const nomodify void*) ppuDataTransfer::ppuData#0
-  [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte) 0
+  [111] (byte~) ppuDataTransfer::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0
+  [112] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$0
+  [113] (byte~) ppuDataTransfer::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0
+  [114] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$1
+  to:ppuDataTransfer::@3
+ppuDataTransfer::@3: scope:[ppuDataTransfer]  from ppuDataTransfer::ppuDataPrepare1
+  [115] (byte*) ppuDataTransfer::cpuSrc#6 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2
   to:ppuDataTransfer::@1
-ppuDataTransfer::@1: scope:[ppuDataTransfer]  from ppuDataTransfer::@3 ppuDataTransfer::ppuDataPrepare1
-  [128] (byte*) ppuDataTransfer::cpuSrc#2 ← phi( ppuDataTransfer::ppuDataPrepare1/(byte*)(const nomodify void*) ppuDataTransfer::cpuData#0 ppuDataTransfer::@3/(byte*) ppuDataTransfer::cpuSrc#1 )
-  [128] (word) ppuDataTransfer::i#2 ← phi( ppuDataTransfer::ppuDataPrepare1/(word) 0 ppuDataTransfer::@3/(word) ppuDataTransfer::i#1 )
-  [129] if((word) ppuDataTransfer::i#2<(const word) ppuDataTransfer::size#0) goto ppuDataTransfer::@2
+ppuDataTransfer::@1: scope:[ppuDataTransfer]  from ppuDataTransfer::@3 ppuDataTransfer::@4
+  [116] (byte*) ppuDataTransfer::cpuSrc#2 ← phi( ppuDataTransfer::@3/(byte*) ppuDataTransfer::cpuSrc#6 ppuDataTransfer::@4/(byte*) ppuDataTransfer::cpuSrc#1 )
+  [116] (word) ppuDataTransfer::i#2 ← phi( ppuDataTransfer::@3/(word) 0 ppuDataTransfer::@4/(word) ppuDataTransfer::i#1 )
+  [117] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#3) goto ppuDataTransfer::@2
   to:ppuDataTransfer::@return
 ppuDataTransfer::@return: scope:[ppuDataTransfer]  from ppuDataTransfer::@1
-  [130] return 
+  [118] return 
   to:@return
 ppuDataTransfer::@2: scope:[ppuDataTransfer]  from ppuDataTransfer::@1
-  [131] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2)
+  [119] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2)
   to:ppuDataTransfer::ppuDataPut1
 ppuDataTransfer::ppuDataPut1: scope:[ppuDataTransfer]  from ppuDataTransfer::@2
-  [132] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0
-  to:ppuDataTransfer::@3
-ppuDataTransfer::@3: scope:[ppuDataTransfer]  from ppuDataTransfer::ppuDataPut1
-  [133] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2
-  [134] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2
+  [120] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0
+  to:ppuDataTransfer::@4
+ppuDataTransfer::@4: scope:[ppuDataTransfer]  from ppuDataTransfer::ppuDataPut1
+  [121] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2
+  [122] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2
   to:ppuDataTransfer::@1
 
+(void()) ppuDataFetch((nomodify void*) ppuDataFetch::cpuData , (nomodify void*) ppuDataFetch::ppuData , (word) ppuDataFetch::size)
+ppuDataFetch: scope:[ppuDataFetch]  from cscroll::@2
+  [123] phi()
+  to:ppuDataFetch::ppuDataPrepare1
+ppuDataFetch::ppuDataPrepare1: scope:[ppuDataFetch]  from ppuDataFetch
+  [124] (byte~) ppuDataFetch::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFetch::ppuData#0
+  [125] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$0
+  [126] (byte~) ppuDataFetch::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFetch::ppuData#0
+  [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$1
+  to:ppuDataFetch::@2
+ppuDataFetch::@2: scope:[ppuDataFetch]  from ppuDataFetch::ppuDataPrepare1
+  asm { ldaPPU_PPUDATA  }
+  to:ppuDataFetch::@1
+ppuDataFetch::@1: scope:[ppuDataFetch]  from ppuDataFetch::@2 ppuDataFetch::@3
+  [129] (byte*) ppuDataFetch::cpuDst#2 ← phi( ppuDataFetch::@2/(byte*)(const nomodify void*) ppuDataFetch::cpuData#0 ppuDataFetch::@3/(byte*) ppuDataFetch::cpuDst#1 )
+  [129] (word) ppuDataFetch::i#2 ← phi( ppuDataFetch::@2/(word) 0 ppuDataFetch::@3/(word) ppuDataFetch::i#1 )
+  [130] if((word) ppuDataFetch::i#2<(const word) ppuDataFetch::size#0) goto ppuDataFetch::ppuDataRead1
+  to:ppuDataFetch::@return
+ppuDataFetch::@return: scope:[ppuDataFetch]  from ppuDataFetch::@1
+  [131] return 
+  to:@return
+ppuDataFetch::ppuDataRead1: scope:[ppuDataFetch]  from ppuDataFetch::@1
+  [132] (byte) ppuDataFetch::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA)
+  to:ppuDataFetch::@3
+ppuDataFetch::@3: scope:[ppuDataFetch]  from ppuDataFetch::ppuDataRead1
+  [133] *((byte*) ppuDataFetch::cpuDst#2) ← (byte) ppuDataFetch::ppuDataRead1_return#0
+  [134] (byte*) ppuDataFetch::cpuDst#1 ← ++ (byte*) ppuDataFetch::cpuDst#2
+  [135] (word) ppuDataFetch::i#1 ← ++ (word) ppuDataFetch::i#2
+  to:ppuDataFetch::@1
+
+(void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
+ppuDataFill: scope:[ppuDataFill]  from clrscr cscroll::@3 main::@12 main::@13
+  [136] (byte) ppuDataFill::val#10 ← phi( clrscr/(byte) ' ' cscroll::@3/(byte) ' ' main::@12/(byte) 0 main::@13/(byte) 0 )
+  [136] (word) ppuDataFill::size#5 ← phi( clrscr/(word) $3c0 cscroll::@3/(byte) $20 main::@12/(byte) $40 main::@13/(byte) $40 )
+  [136] (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ← phi( clrscr/(void*)(const nomodify byte*) PPU_NAME_TABLE_0 cscroll::@3/(void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 main::@12/(void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 main::@13/(void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 )
+  to:ppuDataFill::ppuDataPrepare1
+ppuDataFill::ppuDataPrepare1: scope:[ppuDataFill]  from ppuDataFill
+  [137] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0
+  [138] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0
+  [139] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0
+  [140] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1
+  to:ppuDataFill::@1
+ppuDataFill::@1: scope:[ppuDataFill]  from ppuDataFill::@2 ppuDataFill::ppuDataPrepare1
+  [141] (word) ppuDataFill::i#2 ← phi( ppuDataFill::ppuDataPrepare1/(word) 0 ppuDataFill::@2/(word) ppuDataFill::i#1 )
+  [142] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1
+  to:ppuDataFill::@return
+ppuDataFill::@return: scope:[ppuDataFill]  from ppuDataFill::@1
+  [143] return 
+  to:@return
+ppuDataFill::ppuDataPut1: scope:[ppuDataFill]  from ppuDataFill::@1
+  [144] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10
+  to:ppuDataFill::@2
+ppuDataFill::@2: scope:[ppuDataFill]  from ppuDataFill::ppuDataPut1
+  [145] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2
+  to:ppuDataFill::@1
+
+(void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
+ppuDataSet: scope:[ppuDataSet]  from cputc::@2
+  [146] phi()
+  to:ppuDataSet::ppuDataPrepare1
+ppuDataSet::ppuDataPrepare1: scope:[ppuDataSet]  from ppuDataSet
+  [147] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (void*)(nomodify byte*) ppuDataSet::ppuData#0
+  [148] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0
+  [149] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (void*)(nomodify byte*) ppuDataSet::ppuData#0
+  [150] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1
+  to:ppuDataSet::ppuDataPut1
+ppuDataSet::ppuDataPut1: scope:[ppuDataSet]  from ppuDataSet::ppuDataPrepare1
+  [151] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#0
+  to:ppuDataSet::@return
+ppuDataSet::@return: scope:[ppuDataSet]  from ppuDataSet::ppuDataPut1
+  [152] return 
+  to:@return
+
+(void()) gotoxy((byte) gotoxy::x , (byte) gotoxy::y)
+gotoxy: scope:[gotoxy]  from cputcxy cputsxy
+  [153] (byte) gotoxy::x#4 ← phi( cputcxy/(byte) gotoxy::x#2 cputsxy/(byte) gotoxy::x#3 )
+  [153] (byte) gotoxy::y#4 ← phi( cputcxy/(byte) gotoxy::y#2 cputsxy/(byte) gotoxy::y#3 )
+  [154] if((byte) gotoxy::y#4<(byte) $1e+(byte) 1) goto gotoxy::@3
+  to:gotoxy::@1
+gotoxy::@3: scope:[gotoxy]  from gotoxy
+  [155] phi()
+  to:gotoxy::@1
+gotoxy::@1: scope:[gotoxy]  from gotoxy gotoxy::@3
+  [156] (byte) gotoxy::y#5 ← phi( gotoxy::@3/(byte) gotoxy::y#4 gotoxy/(byte) 0 )
+  [157] if((byte) gotoxy::x#4<(byte) $20) goto gotoxy::@4
+  to:gotoxy::@2
+gotoxy::@4: scope:[gotoxy]  from gotoxy::@1
+  [158] phi()
+  to:gotoxy::@2
+gotoxy::@2: scope:[gotoxy]  from gotoxy::@1 gotoxy::@4
+  [159] (byte) gotoxy::x#5 ← phi( gotoxy::@4/(byte) gotoxy::x#4 gotoxy::@1/(byte) 0 )
+  [160] (byte) conio_cursor_x ← (byte) gotoxy::x#5
+  [161] (byte) conio_cursor_y ← (byte) gotoxy::y#5
+  [162] (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#5
+  [163] (word) gotoxy::line_offset#0 ← (word~) gotoxy::$6 << (byte) 5
+  [164] (byte*~) gotoxy::$5 ← (const nomodify byte*) PPU_NAME_TABLE_0 + (word) gotoxy::line_offset#0
+  [165] (byte*) conio_line_text ← (byte*~) gotoxy::$5
+  to:gotoxy::@return
+gotoxy::@return: scope:[gotoxy]  from gotoxy::@2
+  [166] return 
+  to:@return
+
+(void()) cputsxy((byte) cputsxy::x , (byte) cputsxy::y , (to_nomodify byte*) cputsxy::s)
+cputsxy: scope:[cputsxy]  from main::@17
+  [167] (byte) gotoxy::x#3 ← (byte) cputsxy::x#0
+  [168] (byte) gotoxy::y#3 ← (byte) cputsxy::y#0
+  [169] call gotoxy 
+  to:cputsxy::@1
+cputsxy::@1: scope:[cputsxy]  from cputsxy
+  [170] phi()
+  [171] call cputs 
+  to:cputsxy::@return
+cputsxy::@return: scope:[cputsxy]  from cputsxy::@1
+  [172] return 
+  to:@return
+
+(void()) cputs((to_nomodify byte*) cputs::s)
+cputs: scope:[cputs]  from cputsxy::@1
+  [173] phi()
+  to:cputs::@1
+cputs::@1: scope:[cputs]  from cputs cputs::@2
+  [174] (to_nomodify byte*) cputs::s#2 ← phi( cputs/(const byte*) num_buffer cputs::@2/(to_nomodify byte*) cputs::s#0 )
+  [175] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2)
+  [176] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2
+  [177] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2
+  to:cputs::@return
+cputs::@return: scope:[cputs]  from cputs::@1
+  [178] return 
+  to:@return
+cputs::@2: scope:[cputs]  from cputs::@1
+  [179] (byte) cputc::c#0 ← (byte) cputs::c#1
+  [180] call cputc 
+  to:cputs::@1
+
+(void()) uctoa((byte) uctoa::value , (byte*) uctoa::buffer , (byte) uctoa::radix)
+uctoa: scope:[uctoa]  from main::@3
+  [181] phi()
+  to:uctoa::@1
+uctoa::@1: scope:[uctoa]  from uctoa uctoa::@4
+  [182] (byte*) uctoa::buffer#11 ← phi( uctoa::@4/(byte*) uctoa::buffer#14 uctoa/(const byte*) num_buffer )
+  [182] (byte) uctoa::started#2 ← phi( uctoa::@4/(byte) uctoa::started#4 uctoa/(byte) 0 )
+  [182] (byte) uctoa::value#2 ← phi( uctoa::@4/(byte) uctoa::value#6 uctoa/(byte) uctoa::value#1 )
+  [182] (byte) uctoa::digit#2 ← phi( uctoa::@4/(byte) uctoa::digit#1 uctoa/(byte) 0 )
+  [183] if((byte) uctoa::digit#2<(const byte) uctoa::max_digits#2-(byte) 1) goto uctoa::@2
+  to:uctoa::@3
+uctoa::@3: scope:[uctoa]  from uctoa::@1
+  [184] *((byte*) uctoa::buffer#11) ← *((const byte*) DIGITS + (byte) uctoa::value#2)
+  [185] (byte*) uctoa::buffer#3 ← ++ (byte*) uctoa::buffer#11
+  [186] *((byte*) uctoa::buffer#3) ← (byte) 0
+  to:uctoa::@return
+uctoa::@return: scope:[uctoa]  from uctoa::@3
+  [187] return 
+  to:@return
+uctoa::@2: scope:[uctoa]  from uctoa::@1
+  [188] (byte) uctoa::digit_value#0 ← *((const byte*) RADIX_HEXADECIMAL_VALUES_CHAR + (byte) uctoa::digit#2)
+  [189] if((byte) 0!=(byte) uctoa::started#2) goto uctoa::@5
+  to:uctoa::@7
+uctoa::@7: scope:[uctoa]  from uctoa::@2
+  [190] if((byte) uctoa::value#2>=(byte) uctoa::digit_value#0) goto uctoa::@5
+  to:uctoa::@4
+uctoa::@4: scope:[uctoa]  from uctoa::@6 uctoa::@7
+  [191] (byte*) uctoa::buffer#14 ← phi( uctoa::@7/(byte*) uctoa::buffer#11 uctoa::@6/(byte*) uctoa::buffer#4 )
+  [191] (byte) uctoa::started#4 ← phi( uctoa::@7/(byte) uctoa::started#2 uctoa::@6/(byte) 1 )
+  [191] (byte) uctoa::value#6 ← phi( uctoa::@7/(byte) uctoa::value#2 uctoa::@6/(byte) uctoa::value#0 )
+  [192] (byte) uctoa::digit#1 ← ++ (byte) uctoa::digit#2
+  to:uctoa::@1
+uctoa::@5: scope:[uctoa]  from uctoa::@2 uctoa::@7
+  [193] (byte*) uctoa_append::buffer#0 ← (byte*) uctoa::buffer#11
+  [194] (byte) uctoa_append::value#0 ← (byte) uctoa::value#2
+  [195] (byte) uctoa_append::sub#0 ← (byte) uctoa::digit_value#0
+  [196] call uctoa_append 
+  [197] (byte) uctoa_append::return#0 ← (byte) uctoa_append::value#2
+  to:uctoa::@6
+uctoa::@6: scope:[uctoa]  from uctoa::@5
+  [198] (byte) uctoa::value#0 ← (byte) uctoa_append::return#0
+  [199] (byte*) uctoa::buffer#4 ← ++ (byte*) uctoa::buffer#11
+  to:uctoa::@4
+
+(byte()) uctoa_append((byte*) uctoa_append::buffer , (byte) uctoa_append::value , (byte) uctoa_append::sub)
+uctoa_append: scope:[uctoa_append]  from uctoa::@5
+  [200] phi()
+  to:uctoa_append::@1
+uctoa_append::@1: scope:[uctoa_append]  from uctoa_append uctoa_append::@2
+  [201] (byte) uctoa_append::digit#2 ← phi( uctoa_append/(byte) 0 uctoa_append::@2/(byte) uctoa_append::digit#1 )
+  [201] (byte) uctoa_append::value#2 ← phi( uctoa_append/(byte) uctoa_append::value#0 uctoa_append::@2/(byte) uctoa_append::value#1 )
+  [202] if((byte) uctoa_append::value#2>=(byte) uctoa_append::sub#0) goto uctoa_append::@2
+  to:uctoa_append::@3
+uctoa_append::@3: scope:[uctoa_append]  from uctoa_append::@1
+  [203] *((byte*) uctoa_append::buffer#0) ← *((const byte*) DIGITS + (byte) uctoa_append::digit#2)
+  to:uctoa_append::@return
+uctoa_append::@return: scope:[uctoa_append]  from uctoa_append::@3
+  [204] return 
+  to:@return
+uctoa_append::@2: scope:[uctoa_append]  from uctoa_append::@1
+  [205] (byte) uctoa_append::digit#1 ← ++ (byte) uctoa_append::digit#2
+  [206] (byte) uctoa_append::value#1 ← (byte) uctoa_append::value#2 - (byte) uctoa_append::sub#0
+  to:uctoa_append::@1
+
+(void()) clrscr()
+clrscr: scope:[clrscr]  from main::@14
+  [207] phi()
+  [208] call ppuDataFill 
+  to:clrscr::@1
+clrscr::@1: scope:[clrscr]  from clrscr
+  [209] (byte) conio_cursor_x ← (byte) 0
+  [210] (byte) conio_cursor_y ← (byte) 0
+  [211] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0
+  to:clrscr::@return
+clrscr::@return: scope:[clrscr]  from clrscr::@1
+  [212] return 
+  to:@return
+
 interrupt(HARDWARE_STACK)(void()) vblank()
 vblank: scope:[vblank]  from
-  [135] phi()
-  [136] call readJoy1 
-  [137] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2
+  [213] phi()
+  [214] call readJoy1 
+  [215] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2
   to:vblank::@11
 vblank::@11: scope:[vblank]  from vblank
-  [138] (byte) vblank::joy#0 ← (byte) readJoy1::return#2
-  [139] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN
-  [140] if((byte) 0==(byte~) vblank::$1) goto vblank::@1
+  [216] (byte) vblank::joy#0 ← (byte) readJoy1::return#2
+  [217] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN
+  [218] if((byte) 0==(byte~) vblank::$1) goto vblank::@1
   to:vblank::@5
 vblank::@5: scope:[vblank]  from vblank::@11
-  [141] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll
-  [142] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1
+  [219] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll
+  [220] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1
   to:vblank::@6
 vblank::@6: scope:[vblank]  from vblank::@5
-  [143] (volatile byte) y_scroll ← (byte) 0
+  [221] (volatile byte) y_scroll ← (byte) 0
   to:vblank::@1
 vblank::@1: scope:[vblank]  from vblank::@11 vblank::@5 vblank::@6
-  [144] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP
-  [145] if((byte) 0==(byte~) vblank::$3) goto vblank::@2
+  [222] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP
+  [223] if((byte) 0==(byte~) vblank::$3) goto vblank::@2
   to:vblank::@7
 vblank::@7: scope:[vblank]  from vblank::@1
-  [146] (volatile byte) y_scroll ← -- (volatile byte) y_scroll
-  [147] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2
+  [224] (volatile byte) y_scroll ← -- (volatile byte) y_scroll
+  [225] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2
   to:vblank::@8
 vblank::@8: scope:[vblank]  from vblank::@7
-  [148] (volatile byte) y_scroll ← (byte) $ef
+  [226] (volatile byte) y_scroll ← (byte) $ef
   to:vblank::@2
 vblank::@2: scope:[vblank]  from vblank::@1 vblank::@7 vblank::@8
-  [149] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT
-  [150] if((byte) 0==(byte~) vblank::$5) goto vblank::@3
+  [227] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT
+  [228] if((byte) 0==(byte~) vblank::$5) goto vblank::@3
   to:vblank::@9
 vblank::@9: scope:[vblank]  from vblank::@2
-  [151] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll
+  [229] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll
   to:vblank::@3
 vblank::@3: scope:[vblank]  from vblank::@2 vblank::@9
-  [152] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT
-  [153] if((byte) 0==(byte~) vblank::$7) goto vblank::@4
+  [230] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT
+  [231] if((byte) 0==(byte~) vblank::$7) goto vblank::@4
   to:vblank::@10
 vblank::@10: scope:[vblank]  from vblank::@3
-  [154] (volatile byte) x_scroll ← -- (volatile byte) x_scroll
+  [232] (volatile byte) x_scroll ← -- (volatile byte) x_scroll
   to:vblank::@4
 vblank::@4: scope:[vblank]  from vblank::@10 vblank::@3
-  [155] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll
-  [156] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll
+  [233] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll
+  [234] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll
   to:vblank::@return
 vblank::@return: scope:[vblank]  from vblank::@4
-  [157] return 
+  [235] return 
   to:@return
 
 (byte()) readJoy1()
 readJoy1: scope:[readJoy1]  from vblank
-  [158] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1
-  [159] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0
+  [236] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1
+  [237] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0
   to:readJoy1::@1
 readJoy1::@1: scope:[readJoy1]  from readJoy1 readJoy1::@2
-  [160] (byte) readJoy1::joy#2 ← phi( readJoy1/(byte) 0 readJoy1::@2/(byte) readJoy1::joy#1 )
-  [160] (byte) readJoy1::i#2 ← phi( readJoy1/(byte) 0 readJoy1::@2/(byte) readJoy1::i#1 )
-  [161] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2
+  [238] (byte) readJoy1::joy#2 ← phi( readJoy1/(byte) 0 readJoy1::@2/(byte) readJoy1::joy#1 )
+  [238] (byte) readJoy1::i#2 ← phi( readJoy1/(byte) 0 readJoy1::@2/(byte) readJoy1::i#1 )
+  [239] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2
   to:readJoy1::@return
 readJoy1::@return: scope:[readJoy1]  from readJoy1::@1
-  [162] return 
+  [240] return 
   to:@return
 readJoy1::@2: scope:[readJoy1]  from readJoy1::@1
-  [163] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1
-  [164] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1
-  [165] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2
-  [166] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2
+  [241] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1
+  [242] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1
+  [243] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2
+  [244] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2
   to:readJoy1::@1
diff --git a/src/test/ref/examples/nes-conio/nes-conio.log b/src/test/ref/examples/nes-conio/nes-conio.log
index f7b4d4bca..838ced89d 100644
--- a/src/test/ref/examples/nes-conio/nes-conio.log
+++ b/src/test/ref/examples/nes-conio/nes-conio.log
@@ -1,7 +1,13 @@
+Resolved forward reference scroll_buffer to (const byte*) scroll_buffer
+Resolved forward reference scroll_buffer to (const byte*) scroll_buffer
 Resolved forward reference PALETTE to (const byte*) PALETTE
 Resolved forward reference PALETTE to (const byte*) PALETTE
 Resolved forward reference x_scroll to (volatile byte) x_scroll
 Resolved forward reference y_scroll to (volatile byte) y_scroll
+Fixing struct type size struct printf_buffer_number to 12
+Fixing struct type size struct printf_buffer_number to 12
+Fixing struct type SIZE_OF struct printf_buffer_number to 12
+Fixing struct type SIZE_OF struct printf_buffer_number to 12
 Inlined call call disableVideoOutput 
 Inlined call call disableAudioOutput 
 Inlined call call clearVBlankFlag 
@@ -11,6 +17,8 @@ Inlined call call ppuDataPrepare (nomodify void*) ppuDataFill::ppuData
 Inlined call call ppuDataPut (byte) ppuDataFill::val 
 Inlined call call ppuDataPrepare (nomodify void*) ppuDataTransfer::ppuData 
 Inlined call call ppuDataPut *((byte*) ppuDataTransfer::cpuSrc) 
+Inlined call call ppuDataPrepare (nomodify void*) ppuDataFetch::ppuData 
+Inlined call (byte~) ppuDataFetch::$2 ← call ppuDataRead 
 Inlined call call ppuDataPrepare (nomodify void*) ppuDataPutTile::ppuData 
 Inlined call call ppuDataPut *((byte*) ppuDataPutTile::tile + (number) 0) 
 Inlined call call ppuDataPut *((byte*) ppuDataPutTile::tile + (number) 1) 
@@ -22,7 +30,13 @@ Inlined call call ppuDataPut (byte) ppuDataSet::val
 Inlined call call ppuDataPrepare (nomodify void*) ppuDataGet::ppuData 
 Inlined call (byte~) ppuDataGet::$1 ← call ppuDataRead 
 Inlined call call initNES 
+Inlined call (byte~) main::$7 ← call screensizex 
+Inlined call (byte~) main::$11 ← call screensizey 
+Inlined call (byte~) main::$14 ← call screensizey 
+Inlined call (byte~) main::$18 ← call screensizex 
+Inlined call (byte~) main::$21 ← call screensizey 
 Inlined call call enableVideoOutput 
+Eliminating unused variable with no statement (struct printf_buffer_number) printf_buffer
 
 CONTROL FLOW GRAPH SSA
 @begin: scope:[]  from
@@ -67,10 +81,10 @@ readJoy1::@return: scope:[readJoy1]  from readJoy1::@3
   to:@return
 
 (void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
-ppuDataFill: scope:[ppuDataFill]  from clrscr cscroll::@6 main::@3 main::@4
-  (byte) ppuDataFill::val#10 ← phi( clrscr/(byte) ppuDataFill::val#0 cscroll::@6/(byte) ppuDataFill::val#1 main::@3/(byte) ppuDataFill::val#2 main::@4/(byte) ppuDataFill::val#3 )
-  (word) ppuDataFill::size#9 ← phi( clrscr/(word) ppuDataFill::size#0 cscroll::@6/(word) ppuDataFill::size#1 main::@3/(word) ppuDataFill::size#2 main::@4/(word) ppuDataFill::size#3 )
-  (nomodify void*) ppuDataFill::ppuData#4 ← phi( clrscr/(nomodify void*) ppuDataFill::ppuData#0 cscroll::@6/(nomodify void*) ppuDataFill::ppuData#1 main::@3/(nomodify void*) ppuDataFill::ppuData#2 main::@4/(nomodify void*) ppuDataFill::ppuData#3 )
+ppuDataFill: scope:[ppuDataFill]  from clrscr cscroll::@6 main::@14 main::@15
+  (byte) ppuDataFill::val#10 ← phi( clrscr/(byte) ppuDataFill::val#0 cscroll::@6/(byte) ppuDataFill::val#1 main::@14/(byte) ppuDataFill::val#2 main::@15/(byte) ppuDataFill::val#3 )
+  (word) ppuDataFill::size#9 ← phi( clrscr/(word) ppuDataFill::size#0 cscroll::@6/(word) ppuDataFill::size#1 main::@14/(word) ppuDataFill::size#2 main::@15/(word) ppuDataFill::size#3 )
+  (nomodify void*) ppuDataFill::ppuData#4 ← phi( clrscr/(nomodify void*) ppuDataFill::ppuData#0 cscroll::@6/(nomodify void*) ppuDataFill::ppuData#1 main::@14/(nomodify void*) ppuDataFill::ppuData#2 main::@15/(nomodify void*) ppuDataFill::ppuData#3 )
   (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ← (nomodify void*) ppuDataFill::ppuData#4
   to:ppuDataFill::ppuDataPrepare1
 ppuDataFill::ppuDataPrepare1: scope:[ppuDataFill]  from ppuDataFill
@@ -124,15 +138,15 @@ ppuDataFill::@return: scope:[ppuDataFill]  from ppuDataFill::@1
   to:@return
 
 (void()) ppuDataTransfer((nomodify void*) ppuDataTransfer::ppuData , (nomodify void*) ppuDataTransfer::cpuData , (word) ppuDataTransfer::size)
-ppuDataTransfer: scope:[ppuDataTransfer]  from main::@2
-  (word) ppuDataTransfer::size#6 ← phi( main::@2/(word) ppuDataTransfer::size#0 )
-  (nomodify void*) ppuDataTransfer::cpuData#3 ← phi( main::@2/(nomodify void*) ppuDataTransfer::cpuData#0 )
-  (nomodify void*) ppuDataTransfer::ppuData#1 ← phi( main::@2/(nomodify void*) ppuDataTransfer::ppuData#0 )
-  (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 ← (nomodify void*) ppuDataTransfer::ppuData#1
+ppuDataTransfer: scope:[ppuDataTransfer]  from cscroll::@8 main::@8
+  (word) ppuDataTransfer::size#7 ← phi( cscroll::@8/(word) ppuDataTransfer::size#0 main::@8/(word) ppuDataTransfer::size#1 )
+  (nomodify void*) ppuDataTransfer::cpuData#4 ← phi( cscroll::@8/(nomodify void*) ppuDataTransfer::cpuData#0 main::@8/(nomodify void*) ppuDataTransfer::cpuData#1 )
+  (nomodify void*) ppuDataTransfer::ppuData#2 ← phi( cscroll::@8/(nomodify void*) ppuDataTransfer::ppuData#0 main::@8/(nomodify void*) ppuDataTransfer::ppuData#1 )
+  (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 ← (nomodify void*) ppuDataTransfer::ppuData#2
   to:ppuDataTransfer::ppuDataPrepare1
 ppuDataTransfer::ppuDataPrepare1: scope:[ppuDataTransfer]  from ppuDataTransfer
-  (word) ppuDataTransfer::size#4 ← phi( ppuDataTransfer/(word) ppuDataTransfer::size#6 )
-  (nomodify void*) ppuDataTransfer::cpuData#2 ← phi( ppuDataTransfer/(nomodify void*) ppuDataTransfer::cpuData#3 )
+  (word) ppuDataTransfer::size#5 ← phi( ppuDataTransfer/(word) ppuDataTransfer::size#7 )
+  (nomodify void*) ppuDataTransfer::cpuData#3 ← phi( ppuDataTransfer/(nomodify void*) ppuDataTransfer::cpuData#4 )
   (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#1 ← phi( ppuDataTransfer/(nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 )
   (byte~) ppuDataTransfer::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#1
   (byte*~) ppuDataTransfer::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
@@ -144,26 +158,26 @@ ppuDataTransfer::ppuDataPrepare1: scope:[ppuDataTransfer]  from ppuDataTransfer
   *((byte*~) ppuDataTransfer::ppuDataPrepare1_$3) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$1
   to:ppuDataTransfer::@3
 ppuDataTransfer::@3: scope:[ppuDataTransfer]  from ppuDataTransfer::ppuDataPrepare1
-  (word) ppuDataTransfer::size#2 ← phi( ppuDataTransfer::ppuDataPrepare1/(word) ppuDataTransfer::size#4 )
-  (nomodify void*) ppuDataTransfer::cpuData#1 ← phi( ppuDataTransfer::ppuDataPrepare1/(nomodify void*) ppuDataTransfer::cpuData#2 )
-  (byte*) ppuDataTransfer::cpuSrc#0 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#1
+  (word) ppuDataTransfer::size#3 ← phi( ppuDataTransfer::ppuDataPrepare1/(word) ppuDataTransfer::size#5 )
+  (nomodify void*) ppuDataTransfer::cpuData#2 ← phi( ppuDataTransfer::ppuDataPrepare1/(nomodify void*) ppuDataTransfer::cpuData#3 )
+  (byte*) ppuDataTransfer::cpuSrc#0 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2
   (word) ppuDataTransfer::i#0 ← (word) 0
   to:ppuDataTransfer::@1
 ppuDataTransfer::@1: scope:[ppuDataTransfer]  from ppuDataTransfer::@3 ppuDataTransfer::@4
   (byte*) ppuDataTransfer::cpuSrc#4 ← phi( ppuDataTransfer::@3/(byte*) ppuDataTransfer::cpuSrc#0 ppuDataTransfer::@4/(byte*) ppuDataTransfer::cpuSrc#1 )
-  (word) ppuDataTransfer::size#1 ← phi( ppuDataTransfer::@3/(word) ppuDataTransfer::size#2 ppuDataTransfer::@4/(word) ppuDataTransfer::size#3 )
+  (word) ppuDataTransfer::size#2 ← phi( ppuDataTransfer::@3/(word) ppuDataTransfer::size#3 ppuDataTransfer::@4/(word) ppuDataTransfer::size#4 )
   (word) ppuDataTransfer::i#2 ← phi( ppuDataTransfer::@3/(word) ppuDataTransfer::i#0 ppuDataTransfer::@4/(word) ppuDataTransfer::i#1 )
-  (bool~) ppuDataTransfer::$1 ← (word) ppuDataTransfer::i#2 < (word) ppuDataTransfer::size#1
+  (bool~) ppuDataTransfer::$1 ← (word) ppuDataTransfer::i#2 < (word) ppuDataTransfer::size#2
   if((bool~) ppuDataTransfer::$1) goto ppuDataTransfer::@2
   to:ppuDataTransfer::@return
 ppuDataTransfer::@2: scope:[ppuDataTransfer]  from ppuDataTransfer::@1
-  (word) ppuDataTransfer::size#7 ← phi( ppuDataTransfer::@1/(word) ppuDataTransfer::size#1 )
+  (word) ppuDataTransfer::size#8 ← phi( ppuDataTransfer::@1/(word) ppuDataTransfer::size#2 )
   (word) ppuDataTransfer::i#5 ← phi( ppuDataTransfer::@1/(word) ppuDataTransfer::i#2 )
   (byte*) ppuDataTransfer::cpuSrc#2 ← phi( ppuDataTransfer::@1/(byte*) ppuDataTransfer::cpuSrc#4 )
   (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2)
   to:ppuDataTransfer::ppuDataPut1
 ppuDataTransfer::ppuDataPut1: scope:[ppuDataTransfer]  from ppuDataTransfer::@2
-  (word) ppuDataTransfer::size#5 ← phi( ppuDataTransfer::@2/(word) ppuDataTransfer::size#7 )
+  (word) ppuDataTransfer::size#6 ← phi( ppuDataTransfer::@2/(word) ppuDataTransfer::size#8 )
   (word) ppuDataTransfer::i#4 ← phi( ppuDataTransfer::@2/(word) ppuDataTransfer::i#5 )
   (byte*) ppuDataTransfer::cpuSrc#5 ← phi( ppuDataTransfer::@2/(byte*) ppuDataTransfer::cpuSrc#2 )
   (byte) ppuDataTransfer::ppuDataPut1_val#1 ← phi( ppuDataTransfer::@2/(byte) ppuDataTransfer::ppuDataPut1_val#0 )
@@ -172,7 +186,7 @@ ppuDataTransfer::ppuDataPut1: scope:[ppuDataTransfer]  from ppuDataTransfer::@2
   *((byte*~) ppuDataTransfer::ppuDataPut1_$0) ← (byte) ppuDataTransfer::ppuDataPut1_val#1
   to:ppuDataTransfer::@4
 ppuDataTransfer::@4: scope:[ppuDataTransfer]  from ppuDataTransfer::ppuDataPut1
-  (word) ppuDataTransfer::size#3 ← phi( ppuDataTransfer::ppuDataPut1/(word) ppuDataTransfer::size#5 )
+  (word) ppuDataTransfer::size#4 ← phi( ppuDataTransfer::ppuDataPut1/(word) ppuDataTransfer::size#6 )
   (word) ppuDataTransfer::i#3 ← phi( ppuDataTransfer::ppuDataPut1/(word) ppuDataTransfer::i#4 )
   (byte*) ppuDataTransfer::cpuSrc#3 ← phi( ppuDataTransfer::ppuDataPut1/(byte*) ppuDataTransfer::cpuSrc#5 )
   (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#3
@@ -182,14 +196,77 @@ ppuDataTransfer::@return: scope:[ppuDataTransfer]  from ppuDataTransfer::@1
   return 
   to:@return
 
+(void()) ppuDataFetch((nomodify void*) ppuDataFetch::cpuData , (nomodify void*) ppuDataFetch::ppuData , (word) ppuDataFetch::size)
+ppuDataFetch: scope:[ppuDataFetch]  from cscroll::@5
+  (word) ppuDataFetch::size#6 ← phi( cscroll::@5/(word) ppuDataFetch::size#0 )
+  (nomodify void*) ppuDataFetch::cpuData#3 ← phi( cscroll::@5/(nomodify void*) ppuDataFetch::cpuData#0 )
+  (nomodify void*) ppuDataFetch::ppuData#1 ← phi( cscroll::@5/(nomodify void*) ppuDataFetch::ppuData#0 )
+  (nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData#0 ← (nomodify void*) ppuDataFetch::ppuData#1
+  to:ppuDataFetch::ppuDataPrepare1
+ppuDataFetch::ppuDataPrepare1: scope:[ppuDataFetch]  from ppuDataFetch
+  (word) ppuDataFetch::size#4 ← phi( ppuDataFetch/(word) ppuDataFetch::size#6 )
+  (nomodify void*) ppuDataFetch::cpuData#2 ← phi( ppuDataFetch/(nomodify void*) ppuDataFetch::cpuData#3 )
+  (nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData#1 ← phi( ppuDataFetch/(nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData#0 )
+  (byte~) ppuDataFetch::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData#1
+  (byte*~) ppuDataFetch::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
+  (byte*~) ppuDataFetch::ppuDataPrepare1_$2 ← (byte*~) ppuDataFetch::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
+  *((byte*~) ppuDataFetch::ppuDataPrepare1_$2) ← (byte~) ppuDataFetch::ppuDataPrepare1_$0
+  (byte~) ppuDataFetch::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData#1
+  (byte*~) ppuDataFetch::ppuDataPrepare1_$5 ← (byte*)(const struct RICOH_2C02*) PPU
+  (byte*~) ppuDataFetch::ppuDataPrepare1_$3 ← (byte*~) ppuDataFetch::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
+  *((byte*~) ppuDataFetch::ppuDataPrepare1_$3) ← (byte~) ppuDataFetch::ppuDataPrepare1_$1
+  to:ppuDataFetch::@2
+ppuDataFetch::@2: scope:[ppuDataFetch]  from ppuDataFetch::ppuDataPrepare1
+  (word) ppuDataFetch::size#2 ← phi( ppuDataFetch::ppuDataPrepare1/(word) ppuDataFetch::size#4 )
+  (nomodify void*) ppuDataFetch::cpuData#1 ← phi( ppuDataFetch::ppuDataPrepare1/(nomodify void*) ppuDataFetch::cpuData#2 )
+  asm { ldaPPU_PPUDATA  }
+  (byte*) ppuDataFetch::cpuDst#0 ← (byte*)(nomodify void*) ppuDataFetch::cpuData#1
+  (word) ppuDataFetch::i#0 ← (word) 0
+  to:ppuDataFetch::@1
+ppuDataFetch::@1: scope:[ppuDataFetch]  from ppuDataFetch::@2 ppuDataFetch::@3
+  (byte*) ppuDataFetch::cpuDst#5 ← phi( ppuDataFetch::@2/(byte*) ppuDataFetch::cpuDst#0 ppuDataFetch::@3/(byte*) ppuDataFetch::cpuDst#1 )
+  (word) ppuDataFetch::size#1 ← phi( ppuDataFetch::@2/(word) ppuDataFetch::size#2 ppuDataFetch::@3/(word) ppuDataFetch::size#3 )
+  (word) ppuDataFetch::i#2 ← phi( ppuDataFetch::@2/(word) ppuDataFetch::i#0 ppuDataFetch::@3/(word) ppuDataFetch::i#1 )
+  (bool~) ppuDataFetch::$1 ← (word) ppuDataFetch::i#2 < (word) ppuDataFetch::size#1
+  if((bool~) ppuDataFetch::$1) goto ppuDataFetch::ppuDataRead1
+  to:ppuDataFetch::@return
+ppuDataFetch::ppuDataRead1: scope:[ppuDataFetch]  from ppuDataFetch::@1
+  (word) ppuDataFetch::size#7 ← phi( ppuDataFetch::@1/(word) ppuDataFetch::size#1 )
+  (word) ppuDataFetch::i#5 ← phi( ppuDataFetch::@1/(word) ppuDataFetch::i#2 )
+  (byte*) ppuDataFetch::cpuDst#4 ← phi( ppuDataFetch::@1/(byte*) ppuDataFetch::cpuDst#5 )
+  (byte*~) ppuDataFetch::ppuDataRead1_$1 ← (byte*)(const struct RICOH_2C02*) PPU
+  (byte*~) ppuDataFetch::ppuDataRead1_$0 ← (byte*~) ppuDataFetch::ppuDataRead1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
+  (byte) ppuDataFetch::ppuDataRead1_return#0 ← *((byte*~) ppuDataFetch::ppuDataRead1_$0)
+  to:ppuDataFetch::ppuDataRead1_@return
+ppuDataFetch::ppuDataRead1_@return: scope:[ppuDataFetch]  from ppuDataFetch::ppuDataRead1
+  (word) ppuDataFetch::size#5 ← phi( ppuDataFetch::ppuDataRead1/(word) ppuDataFetch::size#7 )
+  (word) ppuDataFetch::i#4 ← phi( ppuDataFetch::ppuDataRead1/(word) ppuDataFetch::i#5 )
+  (byte*) ppuDataFetch::cpuDst#3 ← phi( ppuDataFetch::ppuDataRead1/(byte*) ppuDataFetch::cpuDst#4 )
+  (byte) ppuDataFetch::ppuDataRead1_return#2 ← phi( ppuDataFetch::ppuDataRead1/(byte) ppuDataFetch::ppuDataRead1_return#0 )
+  (byte) ppuDataFetch::ppuDataRead1_return#1 ← (byte) ppuDataFetch::ppuDataRead1_return#2
+  to:ppuDataFetch::@3
+ppuDataFetch::@3: scope:[ppuDataFetch]  from ppuDataFetch::ppuDataRead1_@return
+  (word) ppuDataFetch::size#3 ← phi( ppuDataFetch::ppuDataRead1_@return/(word) ppuDataFetch::size#5 )
+  (word) ppuDataFetch::i#3 ← phi( ppuDataFetch::ppuDataRead1_@return/(word) ppuDataFetch::i#4 )
+  (byte*) ppuDataFetch::cpuDst#2 ← phi( ppuDataFetch::ppuDataRead1_@return/(byte*) ppuDataFetch::cpuDst#3 )
+  (byte) ppuDataFetch::ppuDataRead1_return#3 ← phi( ppuDataFetch::ppuDataRead1_@return/(byte) ppuDataFetch::ppuDataRead1_return#1 )
+  (byte~) ppuDataFetch::$2 ← (byte) ppuDataFetch::ppuDataRead1_return#3
+  *((byte*) ppuDataFetch::cpuDst#2) ← (byte~) ppuDataFetch::$2
+  (byte*) ppuDataFetch::cpuDst#1 ← ++ (byte*) ppuDataFetch::cpuDst#2
+  (word) ppuDataFetch::i#1 ← ++ (word) ppuDataFetch::i#3
+  to:ppuDataFetch::@1
+ppuDataFetch::@return: scope:[ppuDataFetch]  from ppuDataFetch::@1
+  return 
+  to:@return
+
 (void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
-ppuDataSet: scope:[ppuDataSet]  from cputc::@2 cscroll::@12
-  (byte) ppuDataSet::val#4 ← phi( cputc::@2/(byte) ppuDataSet::val#0 cscroll::@12/(byte) ppuDataSet::val#1 )
-  (nomodify void*) ppuDataSet::ppuData#2 ← phi( cputc::@2/(nomodify void*) ppuDataSet::ppuData#0 cscroll::@12/(nomodify void*) ppuDataSet::ppuData#1 )
-  (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 ← (nomodify void*) ppuDataSet::ppuData#2
+ppuDataSet: scope:[ppuDataSet]  from cputc::@2
+  (byte) ppuDataSet::val#3 ← phi( cputc::@2/(byte) ppuDataSet::val#0 )
+  (nomodify void*) ppuDataSet::ppuData#1 ← phi( cputc::@2/(nomodify void*) ppuDataSet::ppuData#0 )
+  (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 ← (nomodify void*) ppuDataSet::ppuData#1
   to:ppuDataSet::ppuDataPrepare1
 ppuDataSet::ppuDataPrepare1: scope:[ppuDataSet]  from ppuDataSet
-  (byte) ppuDataSet::val#3 ← phi( ppuDataSet/(byte) ppuDataSet::val#4 )
+  (byte) ppuDataSet::val#2 ← phi( ppuDataSet/(byte) ppuDataSet::val#3 )
   (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#1 ← phi( ppuDataSet/(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 )
   (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#1
   (byte*~) ppuDataSet::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
@@ -201,8 +278,8 @@ ppuDataSet::ppuDataPrepare1: scope:[ppuDataSet]  from ppuDataSet
   *((byte*~) ppuDataSet::ppuDataPrepare1_$3) ← (byte~) ppuDataSet::ppuDataPrepare1_$1
   to:ppuDataSet::@1
 ppuDataSet::@1: scope:[ppuDataSet]  from ppuDataSet::ppuDataPrepare1
-  (byte) ppuDataSet::val#2 ← phi( ppuDataSet::ppuDataPrepare1/(byte) ppuDataSet::val#3 )
-  (byte) ppuDataSet::ppuDataPut1_val#0 ← (byte) ppuDataSet::val#2
+  (byte) ppuDataSet::val#1 ← phi( ppuDataSet::ppuDataPrepare1/(byte) ppuDataSet::val#2 )
+  (byte) ppuDataSet::ppuDataPut1_val#0 ← (byte) ppuDataSet::val#1
   to:ppuDataSet::ppuDataPut1
 ppuDataSet::ppuDataPut1: scope:[ppuDataSet]  from ppuDataSet::@1
   (byte) ppuDataSet::ppuDataPut1_val#1 ← phi( ppuDataSet::@1/(byte) ppuDataSet::ppuDataPut1_val#0 )
@@ -213,42 +290,6 @@ ppuDataSet::ppuDataPut1: scope:[ppuDataSet]  from ppuDataSet::@1
 ppuDataSet::@return: scope:[ppuDataSet]  from ppuDataSet::ppuDataPut1
   return 
   to:@return
-
-(byte()) ppuDataGet((nomodify void*) ppuDataGet::ppuData)
-ppuDataGet: scope:[ppuDataGet]  from cscroll::@8
-  (nomodify void*) ppuDataGet::ppuData#1 ← phi( cscroll::@8/(nomodify void*) ppuDataGet::ppuData#0 )
-  (nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData#0 ← (nomodify void*) ppuDataGet::ppuData#1
-  to:ppuDataGet::ppuDataPrepare1
-ppuDataGet::ppuDataPrepare1: scope:[ppuDataGet]  from ppuDataGet
-  (nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData#1 ← phi( ppuDataGet/(nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData#0 )
-  (byte~) ppuDataGet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData#1
-  (byte*~) ppuDataGet::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
-  (byte*~) ppuDataGet::ppuDataPrepare1_$2 ← (byte*~) ppuDataGet::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
-  *((byte*~) ppuDataGet::ppuDataPrepare1_$2) ← (byte~) ppuDataGet::ppuDataPrepare1_$0
-  (byte~) ppuDataGet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData#1
-  (byte*~) ppuDataGet::ppuDataPrepare1_$5 ← (byte*)(const struct RICOH_2C02*) PPU
-  (byte*~) ppuDataGet::ppuDataPrepare1_$3 ← (byte*~) ppuDataGet::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
-  *((byte*~) ppuDataGet::ppuDataPrepare1_$3) ← (byte~) ppuDataGet::ppuDataPrepare1_$1
-  to:ppuDataGet::ppuDataRead1
-ppuDataGet::ppuDataRead1: scope:[ppuDataGet]  from ppuDataGet::ppuDataPrepare1
-  (byte*~) ppuDataGet::ppuDataRead1_$1 ← (byte*)(const struct RICOH_2C02*) PPU
-  (byte*~) ppuDataGet::ppuDataRead1_$0 ← (byte*~) ppuDataGet::ppuDataRead1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
-  (byte) ppuDataGet::ppuDataRead1_return#0 ← *((byte*~) ppuDataGet::ppuDataRead1_$0)
-  to:ppuDataGet::ppuDataRead1_@return
-ppuDataGet::ppuDataRead1_@return: scope:[ppuDataGet]  from ppuDataGet::ppuDataRead1
-  (byte) ppuDataGet::ppuDataRead1_return#2 ← phi( ppuDataGet::ppuDataRead1/(byte) ppuDataGet::ppuDataRead1_return#0 )
-  (byte) ppuDataGet::ppuDataRead1_return#1 ← (byte) ppuDataGet::ppuDataRead1_return#2
-  to:ppuDataGet::@1
-ppuDataGet::@1: scope:[ppuDataGet]  from ppuDataGet::ppuDataRead1_@return
-  (byte) ppuDataGet::ppuDataRead1_return#3 ← phi( ppuDataGet::ppuDataRead1_@return/(byte) ppuDataGet::ppuDataRead1_return#1 )
-  (byte~) ppuDataGet::$1 ← (byte) ppuDataGet::ppuDataRead1_return#3
-  (byte) ppuDataGet::return#0 ← (byte~) ppuDataGet::$1
-  to:ppuDataGet::@return
-ppuDataGet::@return: scope:[ppuDataGet]  from ppuDataGet::@1
-  (byte) ppuDataGet::return#3 ← phi( ppuDataGet::@1/(byte) ppuDataGet::return#0 )
-  (byte) ppuDataGet::return#1 ← (byte) ppuDataGet::return#3
-  return 
-  to:@return
 @1: scope:[]  from @begin
   (byte) conio_cursor_x ← (byte) 0
   (byte) conio_cursor_y ← (byte) 0
@@ -257,7 +298,7 @@ ppuDataGet::@return: scope:[ppuDataGet]  from ppuDataGet::@1
   to:@2
 
 (void()) clrscr()
-clrscr: scope:[clrscr]  from main::@5
+clrscr: scope:[clrscr]  from main::@16
   (nomodify void*) ppuDataFill::ppuData#0 ← (void*)(const nomodify byte*) CONIO_SCREEN_TEXT
   (byte) ppuDataFill::val#0 ← (byte) ' '
   (word) ppuDataFill::size#0 ← (number) $3c0
@@ -273,37 +314,37 @@ clrscr::@return: scope:[clrscr]  from clrscr::@1
   to:@return
 
 (void()) gotoxy((byte) gotoxy::x , (byte) gotoxy::y)
-gotoxy: scope:[gotoxy]  from cscroll::@2
-  (byte) gotoxy::x#4 ← phi( cscroll::@2/(byte) gotoxy::x#1 )
-  (byte) gotoxy::y#2 ← phi( cscroll::@2/(byte) gotoxy::y#1 )
-  (bool~) gotoxy::$0 ← (byte) gotoxy::y#2 > (number) $1e
+gotoxy: scope:[gotoxy]  from cputcxy cputsxy cscroll::@2
+  (byte) gotoxy::x#6 ← phi( cputcxy/(byte) gotoxy::x#2 cputsxy/(byte) gotoxy::x#3 cscroll::@2/(byte) gotoxy::x#1 )
+  (byte) gotoxy::y#4 ← phi( cputcxy/(byte) gotoxy::y#2 cputsxy/(byte) gotoxy::y#3 cscroll::@2/(byte) gotoxy::y#1 )
+  (bool~) gotoxy::$0 ← (byte) gotoxy::y#4 > (number) $1e
   (bool~) gotoxy::$1 ← ! (bool~) gotoxy::$0
   if((bool~) gotoxy::$1) goto gotoxy::@1
   to:gotoxy::@3
 gotoxy::@1: scope:[gotoxy]  from gotoxy gotoxy::@3
-  (byte) gotoxy::y#4 ← phi( gotoxy/(byte) gotoxy::y#2 gotoxy::@3/(byte) gotoxy::y#0 )
-  (byte) gotoxy::x#2 ← phi( gotoxy/(byte) gotoxy::x#4 gotoxy::@3/(byte) gotoxy::x#5 )
-  (bool~) gotoxy::$2 ← (byte) gotoxy::x#2 >= (number) $20
+  (byte) gotoxy::y#6 ← phi( gotoxy/(byte) gotoxy::y#4 gotoxy::@3/(byte) gotoxy::y#0 )
+  (byte) gotoxy::x#4 ← phi( gotoxy/(byte) gotoxy::x#6 gotoxy::@3/(byte) gotoxy::x#7 )
+  (bool~) gotoxy::$2 ← (byte) gotoxy::x#4 >= (number) $20
   (bool~) gotoxy::$3 ← ! (bool~) gotoxy::$2
   if((bool~) gotoxy::$3) goto gotoxy::@2
   to:gotoxy::@4
 gotoxy::@3: scope:[gotoxy]  from gotoxy
-  (byte) gotoxy::x#5 ← phi( gotoxy/(byte) gotoxy::x#4 )
+  (byte) gotoxy::x#7 ← phi( gotoxy/(byte) gotoxy::x#6 )
   (byte) gotoxy::y#0 ← (number) 0
   to:gotoxy::@1
 gotoxy::@2: scope:[gotoxy]  from gotoxy::@1 gotoxy::@4
-  (byte) gotoxy::y#3 ← phi( gotoxy::@1/(byte) gotoxy::y#4 gotoxy::@4/(byte) gotoxy::y#5 )
-  (byte) gotoxy::x#3 ← phi( gotoxy::@1/(byte) gotoxy::x#2 gotoxy::@4/(byte) gotoxy::x#0 )
-  (byte) conio_cursor_x ← (byte) gotoxy::x#3
-  (byte) conio_cursor_y ← (byte) gotoxy::y#3
-  (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#3
+  (byte) gotoxy::y#5 ← phi( gotoxy::@1/(byte) gotoxy::y#6 gotoxy::@4/(byte) gotoxy::y#7 )
+  (byte) gotoxy::x#5 ← phi( gotoxy::@1/(byte) gotoxy::x#4 gotoxy::@4/(byte) gotoxy::x#0 )
+  (byte) conio_cursor_x ← (byte) gotoxy::x#5
+  (byte) conio_cursor_y ← (byte) gotoxy::y#5
+  (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#5
   (number~) gotoxy::$4 ← (word~) gotoxy::$6 * (number) $20
   (word) gotoxy::line_offset#0 ← (number~) gotoxy::$4
   (byte*~) gotoxy::$5 ← (const nomodify byte*) CONIO_SCREEN_TEXT + (word) gotoxy::line_offset#0
   (byte*) conio_line_text ← (byte*~) gotoxy::$5
   to:gotoxy::@return
 gotoxy::@4: scope:[gotoxy]  from gotoxy::@1
-  (byte) gotoxy::y#5 ← phi( gotoxy::@1/(byte) gotoxy::y#4 )
+  (byte) gotoxy::y#7 ← phi( gotoxy::@1/(byte) gotoxy::y#6 )
   (byte) gotoxy::x#0 ← (number) 0
   to:gotoxy::@2
 gotoxy::@return: scope:[gotoxy]  from gotoxy::@2
@@ -311,9 +352,9 @@ gotoxy::@return: scope:[gotoxy]  from gotoxy::@2
   to:@return
 
 (void()) cputc((byte) cputc::c)
-cputc: scope:[cputc]  from cputs::@2
-  (byte) cputc::c#1 ← phi( cputs::@2/(byte) cputc::c#0 )
-  (bool~) cputc::$0 ← (byte) cputc::c#1 == (byte) '
+cputc: scope:[cputc]  from cputcxy::@1 cputs::@2
+  (byte) cputc::c#2 ← phi( cputcxy::@1/(byte) cputc::c#1 cputs::@2/(byte) cputc::c#0 )
+  (bool~) cputc::$0 ← (byte) cputc::c#2 == (byte) '
 '
   if((bool~) cputc::$0) goto cputc::@1
   to:cputc::@2
@@ -323,10 +364,10 @@ cputc::@1: scope:[cputc]  from cputc
 cputc::@4: scope:[cputc]  from cputc::@1
   to:cputc::@return
 cputc::@2: scope:[cputc]  from cputc
-  (byte) cputc::c#2 ← phi( cputc/(byte) cputc::c#1 )
+  (byte) cputc::c#3 ← phi( cputc/(byte) cputc::c#2 )
   (byte*~) cputc::$1 ← (byte*) conio_line_text + (byte) conio_cursor_x
   (nomodify void*) ppuDataSet::ppuData#0 ← (void*)(byte*~) cputc::$1
-  (byte) ppuDataSet::val#0 ← (byte) cputc::c#2
+  (byte) ppuDataSet::val#0 ← (byte) cputc::c#3
   call ppuDataSet 
   to:cputc::@5
 cputc::@5: scope:[cputc]  from cputc::@2
@@ -364,8 +405,8 @@ cscroll: scope:[cscroll]  from cputln
   if((bool~) cscroll::$1) goto cscroll::@return
   to:cscroll::@1
 cscroll::@1: scope:[cscroll]  from cscroll
-  (bool~) cscroll::$8 ← (number) 0 != (byte) conio_scroll_enable
-  if((bool~) cscroll::$8) goto cscroll::@3
+  (bool~) cscroll::$7 ← (number) 0 != (byte) conio_scroll_enable
+  if((bool~) cscroll::$7) goto cscroll::@3
   to:cscroll::@2
 cscroll::@3: scope:[cscroll]  from cscroll::@1
   (byte*) cscroll::line1#0 ← (const nomodify byte*) CONIO_SCREEN_TEXT
@@ -376,83 +417,59 @@ cscroll::@2: scope:[cscroll]  from cscroll::@1
   (byte) gotoxy::x#1 ← (number) 0
   (byte) gotoxy::y#1 ← (number) 0
   call gotoxy 
-  to:cscroll::@10
-cscroll::@10: scope:[cscroll]  from cscroll::@2
+  to:cscroll::@7
+cscroll::@7: scope:[cscroll]  from cscroll::@2
   to:cscroll::@return
 cscroll::@4: scope:[cscroll]  from cscroll::@3 cscroll::@9
-  (byte*) cscroll::line1#7 ← phi( cscroll::@3/(byte*) cscroll::line1#0 cscroll::@9/(byte*) cscroll::line1#8 )
-  (byte*) cscroll::line2#7 ← phi( cscroll::@3/(byte*) cscroll::line2#0 cscroll::@9/(byte*) cscroll::line2#8 )
+  (byte*) cscroll::line1#5 ← phi( cscroll::@3/(byte*) cscroll::line1#0 cscroll::@9/(byte*) cscroll::line1#1 )
+  (byte*) cscroll::line2#4 ← phi( cscroll::@3/(byte*) cscroll::line2#0 cscroll::@9/(byte*) cscroll::line2#1 )
   (byte) cscroll::y#2 ← phi( cscroll::@3/(byte) cscroll::y#0 cscroll::@9/(byte) cscroll::y#1 )
   (bool~) cscroll::$3 ← (byte) cscroll::y#2 < (number) $1e-(number) 1
   if((bool~) cscroll::$3) goto cscroll::@5
   to:cscroll::@6
 cscroll::@5: scope:[cscroll]  from cscroll::@4
-  (byte*) cscroll::line1#6 ← phi( cscroll::@4/(byte*) cscroll::line1#7 )
-  (byte) cscroll::y#6 ← phi( cscroll::@4/(byte) cscroll::y#2 )
-  (byte*) cscroll::line2#6 ← phi( cscroll::@4/(byte*) cscroll::line2#7 )
-  (byte) cscroll::x#0 ← (byte) 0
-  to:cscroll::@7
+  (byte) cscroll::y#5 ← phi( cscroll::@4/(byte) cscroll::y#2 )
+  (byte*) cscroll::line1#4 ← phi( cscroll::@4/(byte*) cscroll::line1#5 )
+  (byte*) cscroll::line2#2 ← phi( cscroll::@4/(byte*) cscroll::line2#4 )
+  (nomodify void*) ppuDataFetch::cpuData#0 ← (void*)(const byte*) scroll_buffer
+  (nomodify void*) ppuDataFetch::ppuData#0 ← (void*)(byte*) cscroll::line2#2
+  (word) ppuDataFetch::size#0 ← (number) $20
+  call ppuDataFetch 
+  to:cscroll::@8
+cscroll::@8: scope:[cscroll]  from cscroll::@5
+  (byte) cscroll::y#4 ← phi( cscroll::@5/(byte) cscroll::y#5 )
+  (byte*) cscroll::line2#5 ← phi( cscroll::@5/(byte*) cscroll::line2#2 )
+  (byte*) cscroll::line1#2 ← phi( cscroll::@5/(byte*) cscroll::line1#4 )
+  (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(byte*) cscroll::line1#2
+  (nomodify void*) ppuDataTransfer::cpuData#0 ← (void*)(const byte*) scroll_buffer
+  (word) ppuDataTransfer::size#0 ← (number) $20
+  call ppuDataTransfer 
+  to:cscroll::@9
+cscroll::@9: scope:[cscroll]  from cscroll::@8
+  (byte) cscroll::y#3 ← phi( cscroll::@8/(byte) cscroll::y#4 )
+  (byte*) cscroll::line2#3 ← phi( cscroll::@8/(byte*) cscroll::line2#5 )
+  (byte*) cscroll::line1#3 ← phi( cscroll::@8/(byte*) cscroll::line1#2 )
+  (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#3 + (number) $20
+  (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#3 + (number) $20
+  (byte) cscroll::y#1 ← ++ (byte) cscroll::y#3
+  to:cscroll::@4
 cscroll::@6: scope:[cscroll]  from cscroll::@4
   (nomodify void*) ppuDataFill::ppuData#1 ← (void*)(const nomodify byte*) CONIO_SCREEN_TEXT+(number) $1e*(number) $20-(number) $20
   (byte) ppuDataFill::val#1 ← (byte) ' '
   (word) ppuDataFill::size#1 ← (number) $20
   call ppuDataFill 
-  to:cscroll::@11
-cscroll::@11: scope:[cscroll]  from cscroll::@6
+  to:cscroll::@10
+cscroll::@10: scope:[cscroll]  from cscroll::@6
   (byte*) conio_line_text ← (byte*) conio_line_text - (number) $20
   (byte) conio_cursor_y ← -- (byte) conio_cursor_y
   to:cscroll::@return
-cscroll::@7: scope:[cscroll]  from cscroll::@13 cscroll::@5
-  (byte*) cscroll::line1#5 ← phi( cscroll::@13/(byte*) cscroll::line1#1 cscroll::@5/(byte*) cscroll::line1#6 )
-  (byte) cscroll::y#4 ← phi( cscroll::@13/(byte) cscroll::y#5 cscroll::@5/(byte) cscroll::y#6 )
-  (byte*) cscroll::line2#4 ← phi( cscroll::@13/(byte*) cscroll::line2#5 cscroll::@5/(byte*) cscroll::line2#6 )
-  (byte) cscroll::x#2 ← phi( cscroll::@13/(byte) cscroll::x#1 cscroll::@5/(byte) cscroll::x#0 )
-  (bool~) cscroll::$4 ← (byte) cscroll::x#2 < (number) $20
-  if((bool~) cscroll::$4) goto cscroll::@8
-  to:cscroll::@9
-cscroll::@8: scope:[cscroll]  from cscroll::@7
-  (byte) cscroll::y#8 ← phi( cscroll::@7/(byte) cscroll::y#4 )
-  (byte) cscroll::x#5 ← phi( cscroll::@7/(byte) cscroll::x#2 )
-  (byte*) cscroll::line1#4 ← phi( cscroll::@7/(byte*) cscroll::line1#5 )
-  (byte*) cscroll::line2#2 ← phi( cscroll::@7/(byte*) cscroll::line2#4 )
-  (nomodify void*) ppuDataGet::ppuData#0 ← (void*)(byte*) cscroll::line2#2
-  call ppuDataGet 
-  (byte) ppuDataGet::return#2 ← (byte) ppuDataGet::return#1
-  to:cscroll::@12
-cscroll::@12: scope:[cscroll]  from cscroll::@8
-  (byte) cscroll::y#7 ← phi( cscroll::@8/(byte) cscroll::y#8 )
-  (byte) cscroll::x#4 ← phi( cscroll::@8/(byte) cscroll::x#5 )
-  (byte*) cscroll::line1#2 ← phi( cscroll::@8/(byte*) cscroll::line1#4 )
-  (byte*) cscroll::line2#3 ← phi( cscroll::@8/(byte*) cscroll::line2#2 )
-  (byte) ppuDataGet::return#4 ← phi( cscroll::@8/(byte) ppuDataGet::return#2 )
-  (byte~) cscroll::$5 ← (byte) ppuDataGet::return#4
-  (byte) cscroll::ch#0 ← (byte~) cscroll::$5
-  (byte*) cscroll::line2#1 ← ++ (byte*) cscroll::line2#3
-  (nomodify void*) ppuDataSet::ppuData#1 ← (void*)(byte*) cscroll::line1#2
-  (byte) ppuDataSet::val#1 ← (byte) cscroll::ch#0
-  call ppuDataSet 
-  to:cscroll::@13
-cscroll::@13: scope:[cscroll]  from cscroll::@12
-  (byte) cscroll::y#5 ← phi( cscroll::@12/(byte) cscroll::y#7 )
-  (byte*) cscroll::line2#5 ← phi( cscroll::@12/(byte*) cscroll::line2#1 )
-  (byte) cscroll::x#3 ← phi( cscroll::@12/(byte) cscroll::x#4 )
-  (byte*) cscroll::line1#3 ← phi( cscroll::@12/(byte*) cscroll::line1#2 )
-  (byte*) cscroll::line1#1 ← ++ (byte*) cscroll::line1#3
-  (byte) cscroll::x#1 ← ++ (byte) cscroll::x#3
-  to:cscroll::@7
-cscroll::@9: scope:[cscroll]  from cscroll::@7
-  (byte*) cscroll::line1#8 ← phi( cscroll::@7/(byte*) cscroll::line1#5 )
-  (byte*) cscroll::line2#8 ← phi( cscroll::@7/(byte*) cscroll::line2#4 )
-  (byte) cscroll::y#3 ← phi( cscroll::@7/(byte) cscroll::y#4 )
-  (byte) cscroll::y#1 ← ++ (byte) cscroll::y#3
-  to:cscroll::@4
-cscroll::@return: scope:[cscroll]  from cscroll cscroll::@10 cscroll::@11
+cscroll::@return: scope:[cscroll]  from cscroll cscroll::@10 cscroll::@7
   return 
   to:@return
 
 (void()) cputs((to_nomodify byte*) cputs::s)
-cputs: scope:[cputs]  from main::@6
-  (to_nomodify byte*) cputs::s#3 ← phi( main::@6/(to_nomodify byte*) cputs::s#1 )
+cputs: scope:[cputs]  from cputsxy::@1
+  (to_nomodify byte*) cputs::s#3 ← phi( cputsxy::@1/(to_nomodify byte*) cputs::s#1 )
   (byte) cputs::c#0 ← (byte) 0
   to:cputs::@1
 cputs::@1: scope:[cputs]  from cputs cputs::@3
@@ -475,6 +492,224 @@ cputs::@return: scope:[cputs]  from cputs::@1
   return 
   to:@return
 
+(void()) cputcxy((byte) cputcxy::x , (byte) cputcxy::y , (byte) cputcxy::c)
+cputcxy: scope:[cputcxy]  from main::@1 main::@10 main::@12 main::@3
+  (byte) cputcxy::c#5 ← phi( main::@1/(byte) cputcxy::c#0 main::@10/(byte) cputcxy::c#1 main::@12/(byte) cputcxy::c#3 main::@3/(byte) cputcxy::c#2 )
+  (byte) cputcxy::y#4 ← phi( main::@1/(byte) cputcxy::y#0 main::@10/(byte) cputcxy::y#1 main::@12/(byte) cputcxy::y#3 main::@3/(byte) cputcxy::y#2 )
+  (byte) cputcxy::x#4 ← phi( main::@1/(byte) cputcxy::x#0 main::@10/(byte) cputcxy::x#1 main::@12/(byte) cputcxy::x#3 main::@3/(byte) cputcxy::x#2 )
+  (byte) gotoxy::x#2 ← (byte) cputcxy::x#4
+  (byte) gotoxy::y#2 ← (byte) cputcxy::y#4
+  call gotoxy 
+  to:cputcxy::@1
+cputcxy::@1: scope:[cputcxy]  from cputcxy
+  (byte) cputcxy::c#4 ← phi( cputcxy/(byte) cputcxy::c#5 )
+  (byte) cputc::c#1 ← (byte) cputcxy::c#4
+  call cputc 
+  to:cputcxy::@2
+cputcxy::@2: scope:[cputcxy]  from cputcxy::@1
+  to:cputcxy::@return
+cputcxy::@return: scope:[cputcxy]  from cputcxy::@2
+  return 
+  to:@return
+
+(void()) cputsxy((byte) cputsxy::x , (byte) cputsxy::y , (to_nomodify byte*) cputsxy::s)
+cputsxy: scope:[cputsxy]  from main::@22
+  (to_nomodify byte*) cputsxy::s#2 ← phi( main::@22/(to_nomodify byte*) cputsxy::s#0 )
+  (byte) cputsxy::y#1 ← phi( main::@22/(byte) cputsxy::y#0 )
+  (byte) cputsxy::x#1 ← phi( main::@22/(byte) cputsxy::x#0 )
+  (byte) gotoxy::x#3 ← (byte) cputsxy::x#1
+  (byte) gotoxy::y#3 ← (byte) cputsxy::y#1
+  call gotoxy 
+  to:cputsxy::@1
+cputsxy::@1: scope:[cputsxy]  from cputsxy
+  (to_nomodify byte*) cputsxy::s#1 ← phi( cputsxy/(to_nomodify byte*) cputsxy::s#2 )
+  (to_nomodify byte*) cputs::s#1 ← (to_nomodify byte*) cputsxy::s#1
+  call cputs 
+  to:cputsxy::@2
+cputsxy::@2: scope:[cputsxy]  from cputsxy::@1
+  to:cputsxy::@return
+cputsxy::@return: scope:[cputsxy]  from cputsxy::@2
+  return 
+  to:@return
+
+(void()) uctoa((byte) uctoa::value , (byte*) uctoa::buffer , (byte) uctoa::radix)
+uctoa: scope:[uctoa]  from main::@5
+  (byte*) uctoa::buffer#21 ← phi( main::@5/(byte*) uctoa::buffer#5 )
+  (byte) uctoa::value#12 ← phi( main::@5/(byte) uctoa::value#1 )
+  (byte) uctoa::radix#1 ← phi( main::@5/(byte) uctoa::radix#0 )
+  (byte) uctoa::max_digits#0 ← (byte) 0
+  (byte*) uctoa::digit_values#0 ← (byte*) 0
+  (bool~) uctoa::$0 ← (byte) uctoa::radix#1 == (const byte) DECIMAL
+  if((bool~) uctoa::$0) goto uctoa::@1
+  to:uctoa::@6
+uctoa::@1: scope:[uctoa]  from uctoa
+  (byte*) uctoa::buffer#17 ← phi( uctoa/(byte*) uctoa::buffer#21 )
+  (byte) uctoa::value#8 ← phi( uctoa/(byte) uctoa::value#12 )
+  (byte) uctoa::max_digits#1 ← (number) 3
+  (byte*) uctoa::digit_values#1 ← (const byte*) RADIX_DECIMAL_VALUES_CHAR
+  to:uctoa::@5
+uctoa::@6: scope:[uctoa]  from uctoa
+  (byte) uctoa::value#13 ← phi( uctoa/(byte) uctoa::value#12 )
+  (byte*) uctoa::buffer#16 ← phi( uctoa/(byte*) uctoa::buffer#21 )
+  (byte) uctoa::radix#2 ← phi( uctoa/(byte) uctoa::radix#1 )
+  (bool~) uctoa::$1 ← (byte) uctoa::radix#2 == (const byte) HEXADECIMAL
+  if((bool~) uctoa::$1) goto uctoa::@2
+  to:uctoa::@7
+uctoa::@2: scope:[uctoa]  from uctoa::@6
+  (byte*) uctoa::buffer#18 ← phi( uctoa::@6/(byte*) uctoa::buffer#16 )
+  (byte) uctoa::value#9 ← phi( uctoa::@6/(byte) uctoa::value#13 )
+  (byte) uctoa::max_digits#2 ← (number) 2
+  (byte*) uctoa::digit_values#2 ← (const byte*) RADIX_HEXADECIMAL_VALUES_CHAR
+  to:uctoa::@5
+uctoa::@7: scope:[uctoa]  from uctoa::@6
+  (byte) uctoa::value#14 ← phi( uctoa::@6/(byte) uctoa::value#13 )
+  (byte*) uctoa::buffer#13 ← phi( uctoa::@6/(byte*) uctoa::buffer#16 )
+  (byte) uctoa::radix#3 ← phi( uctoa::@6/(byte) uctoa::radix#2 )
+  (bool~) uctoa::$2 ← (byte) uctoa::radix#3 == (const byte) OCTAL
+  if((bool~) uctoa::$2) goto uctoa::@3
+  to:uctoa::@8
+uctoa::@3: scope:[uctoa]  from uctoa::@7
+  (byte*) uctoa::buffer#19 ← phi( uctoa::@7/(byte*) uctoa::buffer#13 )
+  (byte) uctoa::value#10 ← phi( uctoa::@7/(byte) uctoa::value#14 )
+  (byte) uctoa::max_digits#3 ← (number) 3
+  (byte*) uctoa::digit_values#3 ← (const byte*) RADIX_OCTAL_VALUES_CHAR
+  to:uctoa::@5
+uctoa::@8: scope:[uctoa]  from uctoa::@7
+  (byte) uctoa::value#15 ← phi( uctoa::@7/(byte) uctoa::value#14 )
+  (byte*) uctoa::buffer#10 ← phi( uctoa::@7/(byte*) uctoa::buffer#13 )
+  (byte) uctoa::radix#4 ← phi( uctoa::@7/(byte) uctoa::radix#3 )
+  (bool~) uctoa::$3 ← (byte) uctoa::radix#4 == (const byte) BINARY
+  if((bool~) uctoa::$3) goto uctoa::@4
+  to:uctoa::@9
+uctoa::@4: scope:[uctoa]  from uctoa::@8
+  (byte*) uctoa::buffer#20 ← phi( uctoa::@8/(byte*) uctoa::buffer#10 )
+  (byte) uctoa::value#11 ← phi( uctoa::@8/(byte) uctoa::value#15 )
+  (byte) uctoa::max_digits#4 ← (number) 8
+  (byte*) uctoa::digit_values#4 ← (const byte*) RADIX_BINARY_VALUES_CHAR
+  to:uctoa::@5
+uctoa::@9: scope:[uctoa]  from uctoa::@8
+  (byte*) uctoa::buffer#6 ← phi( uctoa::@8/(byte*) uctoa::buffer#10 )
+  *((byte*) uctoa::buffer#6) ← (byte) 'e'
+  (byte*) uctoa::buffer#0 ← ++ (byte*) uctoa::buffer#6
+  *((byte*) uctoa::buffer#0) ← (byte) 'r'
+  (byte*) uctoa::buffer#1 ← ++ (byte*) uctoa::buffer#0
+  *((byte*) uctoa::buffer#1) ← (byte) 'r'
+  (byte*) uctoa::buffer#2 ← ++ (byte*) uctoa::buffer#1
+  *((byte*) uctoa::buffer#2) ← (number) 0
+  to:uctoa::@return
+uctoa::@return: scope:[uctoa]  from uctoa::@12 uctoa::@9
+  return 
+  to:@return
+uctoa::@5: scope:[uctoa]  from uctoa::@1 uctoa::@2 uctoa::@3 uctoa::@4
+  (byte*) uctoa::buffer#15 ← phi( uctoa::@1/(byte*) uctoa::buffer#17 uctoa::@2/(byte*) uctoa::buffer#18 uctoa::@3/(byte*) uctoa::buffer#19 uctoa::@4/(byte*) uctoa::buffer#20 )
+  (byte) uctoa::value#7 ← phi( uctoa::@1/(byte) uctoa::value#8 uctoa::@2/(byte) uctoa::value#9 uctoa::@3/(byte) uctoa::value#10 uctoa::@4/(byte) uctoa::value#11 )
+  (byte*) uctoa::digit_values#8 ← phi( uctoa::@1/(byte*) uctoa::digit_values#1 uctoa::@2/(byte*) uctoa::digit_values#2 uctoa::@3/(byte*) uctoa::digit_values#3 uctoa::@4/(byte*) uctoa::digit_values#4 )
+  (byte) uctoa::max_digits#7 ← phi( uctoa::@1/(byte) uctoa::max_digits#1 uctoa::@2/(byte) uctoa::max_digits#2 uctoa::@3/(byte) uctoa::max_digits#3 uctoa::@4/(byte) uctoa::max_digits#4 )
+  (byte) uctoa::started#0 ← (byte) 0
+  (byte) uctoa::digit#0 ← (byte) 0
+  to:uctoa::@10
+uctoa::@10: scope:[uctoa]  from uctoa::@13 uctoa::@5
+  (byte*) uctoa::buffer#11 ← phi( uctoa::@13/(byte*) uctoa::buffer#14 uctoa::@5/(byte*) uctoa::buffer#15 )
+  (byte) uctoa::started#3 ← phi( uctoa::@13/(byte) uctoa::started#4 uctoa::@5/(byte) uctoa::started#0 )
+  (byte) uctoa::value#5 ← phi( uctoa::@13/(byte) uctoa::value#6 uctoa::@5/(byte) uctoa::value#7 )
+  (byte*) uctoa::digit_values#6 ← phi( uctoa::@13/(byte*) uctoa::digit_values#7 uctoa::@5/(byte*) uctoa::digit_values#8 )
+  (byte) uctoa::digit#2 ← phi( uctoa::@13/(byte) uctoa::digit#1 uctoa::@5/(byte) uctoa::digit#0 )
+  (byte) uctoa::max_digits#5 ← phi( uctoa::@13/(byte) uctoa::max_digits#6 uctoa::@5/(byte) uctoa::max_digits#7 )
+  (number~) uctoa::$4 ← (byte) uctoa::max_digits#5 - (number) 1
+  (bool~) uctoa::$5 ← (byte) uctoa::digit#2 < (number~) uctoa::$4
+  if((bool~) uctoa::$5) goto uctoa::@11
+  to:uctoa::@12
+uctoa::@11: scope:[uctoa]  from uctoa::@10
+  (byte) uctoa::max_digits#8 ← phi( uctoa::@10/(byte) uctoa::max_digits#5 )
+  (byte*) uctoa::buffer#12 ← phi( uctoa::@10/(byte*) uctoa::buffer#11 )
+  (byte) uctoa::started#2 ← phi( uctoa::@10/(byte) uctoa::started#3 )
+  (byte) uctoa::value#2 ← phi( uctoa::@10/(byte) uctoa::value#5 )
+  (byte) uctoa::digit#3 ← phi( uctoa::@10/(byte) uctoa::digit#2 )
+  (byte*) uctoa::digit_values#5 ← phi( uctoa::@10/(byte*) uctoa::digit_values#6 )
+  (byte) uctoa::digit_value#0 ← *((byte*) uctoa::digit_values#5 + (byte) uctoa::digit#3)
+  (bool~) uctoa::$6 ← (byte) uctoa::value#2 >= (byte) uctoa::digit_value#0
+  (bool~) uctoa::$7 ← (byte) uctoa::started#2 || (bool~) uctoa::$6
+  (bool~) uctoa::$8 ← ! (bool~) uctoa::$7
+  if((bool~) uctoa::$8) goto uctoa::@13
+  to:uctoa::@14
+uctoa::@12: scope:[uctoa]  from uctoa::@10
+  (byte*) uctoa::buffer#7 ← phi( uctoa::@10/(byte*) uctoa::buffer#11 )
+  (byte) uctoa::value#3 ← phi( uctoa::@10/(byte) uctoa::value#5 )
+  (byte~) uctoa::$10 ← (byte)(byte) uctoa::value#3
+  *((byte*) uctoa::buffer#7) ← *((const byte*) DIGITS + (byte~) uctoa::$10)
+  (byte*) uctoa::buffer#3 ← ++ (byte*) uctoa::buffer#7
+  *((byte*) uctoa::buffer#3) ← (number) 0
+  to:uctoa::@return
+uctoa::@13: scope:[uctoa]  from uctoa::@11 uctoa::@15
+  (byte*) uctoa::buffer#14 ← phi( uctoa::@11/(byte*) uctoa::buffer#12 uctoa::@15/(byte*) uctoa::buffer#4 )
+  (byte) uctoa::started#4 ← phi( uctoa::@11/(byte) uctoa::started#2 uctoa::@15/(byte) uctoa::started#1 )
+  (byte) uctoa::value#6 ← phi( uctoa::@11/(byte) uctoa::value#2 uctoa::@15/(byte) uctoa::value#0 )
+  (byte*) uctoa::digit_values#7 ← phi( uctoa::@11/(byte*) uctoa::digit_values#5 uctoa::@15/(byte*) uctoa::digit_values#9 )
+  (byte) uctoa::max_digits#6 ← phi( uctoa::@11/(byte) uctoa::max_digits#8 uctoa::@15/(byte) uctoa::max_digits#9 )
+  (byte) uctoa::digit#4 ← phi( uctoa::@11/(byte) uctoa::digit#3 uctoa::@15/(byte) uctoa::digit#5 )
+  (byte) uctoa::digit#1 ← ++ (byte) uctoa::digit#4
+  to:uctoa::@10
+uctoa::@14: scope:[uctoa]  from uctoa::@11
+  (byte*) uctoa::digit_values#10 ← phi( uctoa::@11/(byte*) uctoa::digit_values#5 )
+  (byte) uctoa::max_digits#10 ← phi( uctoa::@11/(byte) uctoa::max_digits#8 )
+  (byte) uctoa::digit#6 ← phi( uctoa::@11/(byte) uctoa::digit#3 )
+  (byte) uctoa::digit_value#1 ← phi( uctoa::@11/(byte) uctoa::digit_value#0 )
+  (byte) uctoa::value#4 ← phi( uctoa::@11/(byte) uctoa::value#2 )
+  (byte*) uctoa::buffer#8 ← phi( uctoa::@11/(byte*) uctoa::buffer#12 )
+  (byte*) uctoa_append::buffer#0 ← (byte*) uctoa::buffer#8
+  (byte) uctoa_append::value#0 ← (byte) uctoa::value#4
+  (byte) uctoa_append::sub#0 ← (byte) uctoa::digit_value#1
+  call uctoa_append 
+  (byte) uctoa_append::return#0 ← (byte) uctoa_append::return#2
+  to:uctoa::@15
+uctoa::@15: scope:[uctoa]  from uctoa::@14
+  (byte*) uctoa::digit_values#9 ← phi( uctoa::@14/(byte*) uctoa::digit_values#10 )
+  (byte) uctoa::max_digits#9 ← phi( uctoa::@14/(byte) uctoa::max_digits#10 )
+  (byte) uctoa::digit#5 ← phi( uctoa::@14/(byte) uctoa::digit#6 )
+  (byte*) uctoa::buffer#9 ← phi( uctoa::@14/(byte*) uctoa::buffer#8 )
+  (byte) uctoa_append::return#3 ← phi( uctoa::@14/(byte) uctoa_append::return#0 )
+  (byte~) uctoa::$9 ← (byte) uctoa_append::return#3
+  (byte) uctoa::value#0 ← (byte~) uctoa::$9
+  (byte*) uctoa::buffer#4 ← ++ (byte*) uctoa::buffer#9
+  (byte) uctoa::started#1 ← (number) 1
+  to:uctoa::@13
+
+(byte()) uctoa_append((byte*) uctoa_append::buffer , (byte) uctoa_append::value , (byte) uctoa_append::sub)
+uctoa_append: scope:[uctoa_append]  from uctoa::@14
+  (byte*) uctoa_append::buffer#3 ← phi( uctoa::@14/(byte*) uctoa_append::buffer#0 )
+  (byte) uctoa_append::sub#3 ← phi( uctoa::@14/(byte) uctoa_append::sub#0 )
+  (byte) uctoa_append::value#5 ← phi( uctoa::@14/(byte) uctoa_append::value#0 )
+  (byte) uctoa_append::digit#0 ← (byte) 0
+  to:uctoa_append::@1
+uctoa_append::@1: scope:[uctoa_append]  from uctoa_append uctoa_append::@2
+  (byte*) uctoa_append::buffer#2 ← phi( uctoa_append/(byte*) uctoa_append::buffer#3 uctoa_append::@2/(byte*) uctoa_append::buffer#4 )
+  (byte) uctoa_append::digit#4 ← phi( uctoa_append/(byte) uctoa_append::digit#0 uctoa_append::@2/(byte) uctoa_append::digit#1 )
+  (byte) uctoa_append::sub#1 ← phi( uctoa_append/(byte) uctoa_append::sub#3 uctoa_append::@2/(byte) uctoa_append::sub#2 )
+  (byte) uctoa_append::value#2 ← phi( uctoa_append/(byte) uctoa_append::value#5 uctoa_append::@2/(byte) uctoa_append::value#1 )
+  (bool~) uctoa_append::$0 ← (byte) uctoa_append::value#2 >= (byte) uctoa_append::sub#1
+  if((bool~) uctoa_append::$0) goto uctoa_append::@2
+  to:uctoa_append::@3
+uctoa_append::@2: scope:[uctoa_append]  from uctoa_append::@1
+  (byte*) uctoa_append::buffer#4 ← phi( uctoa_append::@1/(byte*) uctoa_append::buffer#2 )
+  (byte) uctoa_append::sub#2 ← phi( uctoa_append::@1/(byte) uctoa_append::sub#1 )
+  (byte) uctoa_append::value#3 ← phi( uctoa_append::@1/(byte) uctoa_append::value#2 )
+  (byte) uctoa_append::digit#2 ← phi( uctoa_append::@1/(byte) uctoa_append::digit#4 )
+  (byte) uctoa_append::digit#1 ← ++ (byte) uctoa_append::digit#2
+  (byte) uctoa_append::value#1 ← (byte) uctoa_append::value#3 - (byte) uctoa_append::sub#2
+  to:uctoa_append::@1
+uctoa_append::@3: scope:[uctoa_append]  from uctoa_append::@1
+  (byte) uctoa_append::value#4 ← phi( uctoa_append::@1/(byte) uctoa_append::value#2 )
+  (byte*) uctoa_append::buffer#1 ← phi( uctoa_append::@1/(byte*) uctoa_append::buffer#2 )
+  (byte) uctoa_append::digit#3 ← phi( uctoa_append::@1/(byte) uctoa_append::digit#4 )
+  *((byte*) uctoa_append::buffer#1) ← *((const byte*) DIGITS + (byte) uctoa_append::digit#3)
+  (byte) uctoa_append::return#1 ← (byte) uctoa_append::value#4
+  to:uctoa_append::@return
+uctoa_append::@return: scope:[uctoa_append]  from uctoa_append::@3
+  (byte) uctoa_append::return#4 ← phi( uctoa_append::@3/(byte) uctoa_append::return#1 )
+  (byte) uctoa_append::return#2 ← (byte) uctoa_append::return#4
+  return 
+  to:@return
+
 (void()) main()
 main: scope:[main]  from @3
   to:main::initNES1
@@ -537,50 +772,190 @@ main::initNES1_waitForVBlank2_@1: scope:[main]  from main::initNES1_waitForVBlan
   to:main::initNES1_@7
 main::initNES1_@7: scope:[main]  from main::initNES1_waitForVBlank2_@1
   asm { ldaPPU_PPUSTATUS  }
-  to:main::@2
-main::@2: scope:[main]  from main::initNES1_@7
+  to:main::@8
+main::@8: scope:[main]  from main::initNES1_@7
   (byte~) main::$1 ← sizeof  (const byte*) PALETTE
-  (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(const nomodify byte*) PPU_PALETTE
-  (nomodify void*) ppuDataTransfer::cpuData#0 ← (void*)(const byte*) PALETTE
-  (word) ppuDataTransfer::size#0 ← (byte~) main::$1
+  (nomodify void*) ppuDataTransfer::ppuData#1 ← (void*)(const nomodify byte*) PPU_PALETTE
+  (nomodify void*) ppuDataTransfer::cpuData#1 ← (void*)(const byte*) PALETTE
+  (word) ppuDataTransfer::size#1 ← (byte~) main::$1
   call ppuDataTransfer 
-  to:main::@3
-main::@3: scope:[main]  from main::@2
+  to:main::@14
+main::@14: scope:[main]  from main::@8
   (nomodify void*) ppuDataFill::ppuData#2 ← (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0
   (byte) ppuDataFill::val#2 ← (number) 0
   (word) ppuDataFill::size#2 ← (number) $40
   call ppuDataFill 
-  to:main::@4
-main::@4: scope:[main]  from main::@3
+  to:main::@15
+main::@15: scope:[main]  from main::@14
   (nomodify void*) ppuDataFill::ppuData#3 ← (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1
   (byte) ppuDataFill::val#3 ← (number) 0
   (word) ppuDataFill::size#3 ← (number) $40
   call ppuDataFill 
-  to:main::@5
-main::@5: scope:[main]  from main::@4
+  to:main::@16
+main::@16: scope:[main]  from main::@15
   call clrscr 
+  to:main::@17
+main::@17: scope:[main]  from main::@16
+  (byte) main::x#0 ← (byte) 1
+  to:main::screensizex1
+main::screensizex1: scope:[main]  from main::@17 main::@19
+  (byte) main::x#8 ← phi( main::@17/(byte) main::x#0 main::@19/(byte) main::x#1 )
+  (byte) main::screensizex1_return#0 ← (number) $20
+  to:main::screensizex1_@return
+main::screensizex1_@return: scope:[main]  from main::screensizex1
+  (byte) main::x#6 ← phi( main::screensizex1/(byte) main::x#8 )
+  (byte) main::screensizex1_return#2 ← phi( main::screensizex1/(byte) main::screensizex1_return#0 )
+  (byte) main::screensizex1_return#1 ← (byte) main::screensizex1_return#2
+  to:main::@9
+main::@9: scope:[main]  from main::screensizex1_@return
+  (byte) main::x#2 ← phi( main::screensizex1_@return/(byte) main::x#6 )
+  (byte) main::screensizex1_return#3 ← phi( main::screensizex1_@return/(byte) main::screensizex1_return#1 )
+  (byte~) main::$7 ← (byte) main::screensizex1_return#3
+  (number~) main::$8 ← (byte~) main::$7 - (number) 1
+  (bool~) main::$9 ← (byte) main::x#2 < (number~) main::$8
+  if((bool~) main::$9) goto main::@1
+  to:main::@2
+main::@1: scope:[main]  from main::@9
+  (byte) main::x#3 ← phi( main::@9/(byte) main::x#2 )
+  (byte) cputcxy::x#0 ← (byte) main::x#3
+  (byte) cputcxy::y#0 ← (number) 1
+  (byte) cputcxy::c#0 ← (byte) '-'
+  call cputcxy 
+  to:main::@18
+main::@18: scope:[main]  from main::@1
+  (byte) main::x#10 ← phi( main::@1/(byte) main::x#3 )
+  to:main::screensizey1
+main::screensizey1: scope:[main]  from main::@18
+  (byte) main::x#9 ← phi( main::@18/(byte) main::x#10 )
+  (byte) main::screensizey1_return#0 ← (number) $1e
+  to:main::screensizey1_@return
+main::screensizey1_@return: scope:[main]  from main::screensizey1
+  (byte) main::x#7 ← phi( main::screensizey1/(byte) main::x#9 )
+  (byte) main::screensizey1_return#2 ← phi( main::screensizey1/(byte) main::screensizey1_return#0 )
+  (byte) main::screensizey1_return#1 ← (byte) main::screensizey1_return#2
+  to:main::@10
+main::@10: scope:[main]  from main::screensizey1_@return
+  (byte) main::x#4 ← phi( main::screensizey1_@return/(byte) main::x#7 )
+  (byte) main::screensizey1_return#3 ← phi( main::screensizey1_@return/(byte) main::screensizey1_return#1 )
+  (byte~) main::$11 ← (byte) main::screensizey1_return#3
+  (number~) main::$12 ← (byte~) main::$11 - (number) 4
+  (byte) cputcxy::x#1 ← (byte) main::x#4
+  (byte) cputcxy::y#1 ← (number~) main::$12
+  (byte) cputcxy::c#1 ← (byte) '-'
+  call cputcxy 
+  to:main::@19
+main::@19: scope:[main]  from main::@10
+  (byte) main::x#5 ← phi( main::@10/(byte) main::x#4 )
+  (byte) main::x#1 ← ++ (byte) main::x#5
+  to:main::screensizex1
+main::@2: scope:[main]  from main::@9
+  (byte) main::y#0 ← (byte) 1
+  to:main::screensizey2
+main::screensizey2: scope:[main]  from main::@2 main::@21
+  (byte) main::y#8 ← phi( main::@2/(byte) main::y#0 main::@21/(byte) main::y#1 )
+  (byte) main::screensizey2_return#0 ← (number) $1e
+  to:main::screensizey2_@return
+main::screensizey2_@return: scope:[main]  from main::screensizey2
+  (byte) main::y#6 ← phi( main::screensizey2/(byte) main::y#8 )
+  (byte) main::screensizey2_return#2 ← phi( main::screensizey2/(byte) main::screensizey2_return#0 )
+  (byte) main::screensizey2_return#1 ← (byte) main::screensizey2_return#2
+  to:main::@11
+main::@11: scope:[main]  from main::screensizey2_@return
+  (byte) main::y#2 ← phi( main::screensizey2_@return/(byte) main::y#6 )
+  (byte) main::screensizey2_return#3 ← phi( main::screensizey2_@return/(byte) main::screensizey2_return#1 )
+  (byte~) main::$14 ← (byte) main::screensizey2_return#3
+  (number~) main::$15 ← (byte~) main::$14 - (number) 3
+  (bool~) main::$16 ← (byte) main::y#2 < (number~) main::$15
+  if((bool~) main::$16) goto main::@3
+  to:main::@4
+main::@3: scope:[main]  from main::@11
+  (byte) main::y#3 ← phi( main::@11/(byte) main::y#2 )
+  (byte) cputcxy::x#2 ← (number) 1
+  (byte) cputcxy::y#2 ← (byte) main::y#3
+  (byte) cputcxy::c#2 ← (byte) 'i'
+  call cputcxy 
+  to:main::@20
+main::@20: scope:[main]  from main::@3
+  (byte) main::y#10 ← phi( main::@3/(byte) main::y#3 )
+  to:main::screensizex2
+main::screensizex2: scope:[main]  from main::@20
+  (byte) main::y#9 ← phi( main::@20/(byte) main::y#10 )
+  (byte) main::screensizex2_return#0 ← (number) $20
+  to:main::screensizex2_@return
+main::screensizex2_@return: scope:[main]  from main::screensizex2
+  (byte) main::y#7 ← phi( main::screensizex2/(byte) main::y#9 )
+  (byte) main::screensizex2_return#2 ← phi( main::screensizex2/(byte) main::screensizex2_return#0 )
+  (byte) main::screensizex2_return#1 ← (byte) main::screensizex2_return#2
+  to:main::@12
+main::@12: scope:[main]  from main::screensizex2_@return
+  (byte) main::y#4 ← phi( main::screensizex2_@return/(byte) main::y#7 )
+  (byte) main::screensizex2_return#3 ← phi( main::screensizex2_@return/(byte) main::screensizex2_return#1 )
+  (byte~) main::$18 ← (byte) main::screensizex2_return#3
+  (number~) main::$19 ← (byte~) main::$18 - (number) 2
+  (byte) cputcxy::x#3 ← (number~) main::$19
+  (byte) cputcxy::y#3 ← (byte) main::y#4
+  (byte) cputcxy::c#3 ← (byte) 'i'
+  call cputcxy 
+  to:main::@21
+main::@21: scope:[main]  from main::@12
+  (byte) main::y#5 ← phi( main::@12/(byte) main::y#4 )
+  (byte) main::y#1 ← ++ (byte) main::y#5
+  to:main::screensizey2
+main::@4: scope:[main]  from main::@11
+  (byte) main::i#0 ← (byte) 0
+  to:main::screensizey3
+main::screensizey3: scope:[main]  from main::@23 main::@4
+  (byte) main::i#7 ← phi( main::@23/(byte) main::i#1 main::@4/(byte) main::i#0 )
+  (byte) main::screensizey3_return#0 ← (number) $1e
+  to:main::screensizey3_@return
+main::screensizey3_@return: scope:[main]  from main::screensizey3
+  (byte) main::i#6 ← phi( main::screensizey3/(byte) main::i#7 )
+  (byte) main::screensizey3_return#2 ← phi( main::screensizey3/(byte) main::screensizey3_return#0 )
+  (byte) main::screensizey3_return#1 ← (byte) main::screensizey3_return#2
+  to:main::@13
+main::@13: scope:[main]  from main::screensizey3_@return
+  (byte) main::i#2 ← phi( main::screensizey3_@return/(byte) main::i#6 )
+  (byte) main::screensizey3_return#3 ← phi( main::screensizey3_@return/(byte) main::screensizey3_return#1 )
+  (byte~) main::$21 ← (byte) main::screensizey3_return#3
+  (bool~) main::$22 ← (byte) main::i#2 < (byte~) main::$21
+  if((bool~) main::$22) goto main::@5
   to:main::@6
-main::@6: scope:[main]  from main::@5
-  (to_nomodify byte*) cputs::s#1 ← (const byte*) main::s
-  call cputs 
-  to:main::@7
-main::@7: scope:[main]  from main::@6
+main::@5: scope:[main]  from main::@13
+  (byte) main::i#3 ← phi( main::@13/(byte) main::i#2 )
+  (number~) main::$23 ← (byte) main::i#3 & (number) $f
+  (byte) uctoa::value#1 ← (number~) main::$23
+  (byte*) uctoa::buffer#5 ← (const byte*) num_buffer
+  (byte) uctoa::radix#0 ← (const byte) HEXADECIMAL
+  call uctoa 
+  to:main::@22
+main::@22: scope:[main]  from main::@5
+  (byte) main::i#4 ← phi( main::@5/(byte) main::i#3 )
+  (byte) cputsxy::x#0 ← (byte) main::i#4
+  (byte) cputsxy::y#0 ← (byte) main::i#4
+  (to_nomodify byte*) cputsxy::s#0 ← (const byte*) num_buffer
+  call cputsxy 
+  to:main::@23
+main::@23: scope:[main]  from main::@22
+  (byte) main::i#5 ← phi( main::@22/(byte) main::i#4 )
+  (byte) main::i#1 ← ++ (byte) main::i#5
+  to:main::screensizey3
+main::@6: scope:[main]  from main::@13
   (volatile byte) x_scroll ← (number) 0
   (volatile byte) y_scroll ← (number) -8
   to:main::enableVideoOutput1
-main::enableVideoOutput1: scope:[main]  from main::@7
+main::enableVideoOutput1: scope:[main]  from main::@6
   (byte*~) main::enableVideoOutput1_$2 ← (byte*)(const struct RICOH_2C02*) PPU
   (byte*~) main::enableVideoOutput1_$0 ← (byte*~) main::enableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL
   *((byte*~) main::enableVideoOutput1_$0) ← (number) $80
   (byte*~) main::enableVideoOutput1_$3 ← (byte*)(const struct RICOH_2C02*) PPU
   (byte*~) main::enableVideoOutput1_$1 ← (byte*~) main::enableVideoOutput1_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK
   *((byte*~) main::enableVideoOutput1_$1) ← (number) $1e
-  to:main::@1
-main::@1: scope:[main]  from main::@1 main::enableVideoOutput1
-  (bool~) main::$8 ← (number) 0 != (number) 1
-  if((bool~) main::$8) goto main::@1
+  to:main::@7
+main::@7: scope:[main]  from main::@7 main::enableVideoOutput1
+  (bool~) main::$26 ← (number) 0 != (number) 1
+  if((bool~) main::$26) goto main::@7
   to:main::@return
-main::@return: scope:[main]  from main::@1
+main::@return: scope:[main]  from main::@7
   return 
   to:@return
 @2: scope:[]  from @1
@@ -678,13 +1053,18 @@ SYMBOL TABLE SSA
 (label) @begin
 (label) @end
 (const struct RICOH_2A03*) APU = (struct RICOH_2A03*)(number) $4000
+(const byte) BINARY = (number) 2
 (const nomodify byte*) CONIO_SCREEN_TEXT = (const nomodify byte*) PPU_NAME_TABLE_0
+(const byte) DECIMAL = (number) $a
+(const byte*) DIGITS[]  = (byte*) "0123456789abcdef"z
 (const nomodify byte*) FR_COUNTER = (byte*)(number) $4017
+(const byte) HEXADECIMAL = (number) $10
 (const nomodify byte) JOY_DOWN = (byte) 4
 (const nomodify byte) JOY_LEFT = (byte) 2
 (const nomodify byte) JOY_RIGHT = (byte) 1
 (const nomodify byte) JOY_UP = (byte) 8
 (const nomodify byte*) MEMORY = (byte*)(number) 0
+(const byte) OCTAL = (number) 8
 (const byte) OFFSET_STRUCT_RICOH_2A03_DMC_FREQ = (byte) $10
 (const byte) OFFSET_STRUCT_RICOH_2A03_JOY1 = (byte) $16
 (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR = (byte) 6
@@ -699,7 +1079,16 @@ SYMBOL TABLE SSA
 (const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 = (byte*)(number) $27c0
 (const nomodify byte*) PPU_NAME_TABLE_0 = (byte*)(number) $2000
 (const nomodify byte*) PPU_PALETTE = (byte*)(number) $3f00
-(const to_volatile byte*) PPU_PPUSTATUS = (byte*)(number) $2002
+(const nomodify to_volatile byte*) PPU_PPUDATA = (byte*)(number) $2007
+(const nomodify to_volatile byte*) PPU_PPUSTATUS = (byte*)(number) $2002
+(const byte) RADIX::BINARY = (number) 2
+(const byte) RADIX::DECIMAL = (number) $a
+(const byte) RADIX::HEXADECIMAL = (number) $10
+(const byte) RADIX::OCTAL = (number) 8
+(const byte*) RADIX_BINARY_VALUES_CHAR[]  = { (byte) $80, (byte) $40, (byte) $20, (byte) $10, (byte) 8, (byte) 4, (byte) 2 }
+(const byte*) RADIX_DECIMAL_VALUES_CHAR[]  = { (byte) $64, (byte) $a }
+(const byte*) RADIX_HEXADECIMAL_VALUES_CHAR[]  = { (byte) $10 }
+(const byte*) RADIX_OCTAL_VALUES_CHAR[]  = { (byte) $40, (byte) 8 }
 (byte) RICOH_2A03::DMC_FREQ
 (byte) RICOH_2A03::DMC_LEN
 (byte) RICOH_2A03::DMC_RAW
@@ -768,6 +1157,30 @@ SYMBOL TABLE SSA
 (byte) cputc::c#0
 (byte) cputc::c#1
 (byte) cputc::c#2
+(byte) cputc::c#3
+(void()) cputcxy((byte) cputcxy::x , (byte) cputcxy::y , (byte) cputcxy::c)
+(label) cputcxy::@1
+(label) cputcxy::@2
+(label) cputcxy::@return
+(byte) cputcxy::c
+(byte) cputcxy::c#0
+(byte) cputcxy::c#1
+(byte) cputcxy::c#2
+(byte) cputcxy::c#3
+(byte) cputcxy::c#4
+(byte) cputcxy::c#5
+(byte) cputcxy::x
+(byte) cputcxy::x#0
+(byte) cputcxy::x#1
+(byte) cputcxy::x#2
+(byte) cputcxy::x#3
+(byte) cputcxy::x#4
+(byte) cputcxy::y
+(byte) cputcxy::y#0
+(byte) cputcxy::y#1
+(byte) cputcxy::y#2
+(byte) cputcxy::y#3
+(byte) cputcxy::y#4
 (void()) cputln()
 (label) cputln::@1
 (label) cputln::@return
@@ -788,18 +1201,27 @@ SYMBOL TABLE SSA
 (to_nomodify byte*) cputs::s#3
 (to_nomodify byte*) cputs::s#4
 (to_nomodify byte*) cputs::s#5
+(void()) cputsxy((byte) cputsxy::x , (byte) cputsxy::y , (to_nomodify byte*) cputsxy::s)
+(label) cputsxy::@1
+(label) cputsxy::@2
+(label) cputsxy::@return
+(to_nomodify byte*) cputsxy::s
+(to_nomodify byte*) cputsxy::s#0
+(to_nomodify byte*) cputsxy::s#1
+(to_nomodify byte*) cputsxy::s#2
+(byte) cputsxy::x
+(byte) cputsxy::x#0
+(byte) cputsxy::x#1
+(byte) cputsxy::y
+(byte) cputsxy::y#0
+(byte) cputsxy::y#1
 (void()) cscroll()
 (bool~) cscroll::$0
 (bool~) cscroll::$1
 (bool~) cscroll::$3
-(bool~) cscroll::$4
-(byte~) cscroll::$5
-(bool~) cscroll::$8
+(bool~) cscroll::$7
 (label) cscroll::@1
 (label) cscroll::@10
-(label) cscroll::@11
-(label) cscroll::@12
-(label) cscroll::@13
 (label) cscroll::@2
 (label) cscroll::@3
 (label) cscroll::@4
@@ -809,8 +1231,6 @@ SYMBOL TABLE SSA
 (label) cscroll::@8
 (label) cscroll::@9
 (label) cscroll::@return
-(byte) cscroll::ch
-(byte) cscroll::ch#0
 (byte*) cscroll::line1
 (byte*) cscroll::line1#0
 (byte*) cscroll::line1#1
@@ -818,9 +1238,6 @@ SYMBOL TABLE SSA
 (byte*) cscroll::line1#3
 (byte*) cscroll::line1#4
 (byte*) cscroll::line1#5
-(byte*) cscroll::line1#6
-(byte*) cscroll::line1#7
-(byte*) cscroll::line1#8
 (byte*) cscroll::line2
 (byte*) cscroll::line2#0
 (byte*) cscroll::line2#1
@@ -828,16 +1245,6 @@ SYMBOL TABLE SSA
 (byte*) cscroll::line2#3
 (byte*) cscroll::line2#4
 (byte*) cscroll::line2#5
-(byte*) cscroll::line2#6
-(byte*) cscroll::line2#7
-(byte*) cscroll::line2#8
-(byte) cscroll::x
-(byte) cscroll::x#0
-(byte) cscroll::x#1
-(byte) cscroll::x#2
-(byte) cscroll::x#3
-(byte) cscroll::x#4
-(byte) cscroll::x#5
 (byte) cscroll::y
 (byte) cscroll::y#0
 (byte) cscroll::y#1
@@ -845,9 +1252,6 @@ SYMBOL TABLE SSA
 (byte) cscroll::y#3
 (byte) cscroll::y#4
 (byte) cscroll::y#5
-(byte) cscroll::y#6
-(byte) cscroll::y#7
-(byte) cscroll::y#8
 (void()) gotoxy((byte) gotoxy::x , (byte) gotoxy::y)
 (bool~) gotoxy::$0
 (bool~) gotoxy::$1
@@ -870,6 +1274,8 @@ SYMBOL TABLE SSA
 (byte) gotoxy::x#3
 (byte) gotoxy::x#4
 (byte) gotoxy::x#5
+(byte) gotoxy::x#6
+(byte) gotoxy::x#7
 (byte) gotoxy::y
 (byte) gotoxy::y#0
 (byte) gotoxy::y#1
@@ -877,22 +1283,62 @@ SYMBOL TABLE SSA
 (byte) gotoxy::y#3
 (byte) gotoxy::y#4
 (byte) gotoxy::y#5
+(byte) gotoxy::y#6
+(byte) gotoxy::y#7
 (void()) main()
 (byte~) main::$1
-(bool~) main::$8
+(byte~) main::$11
+(number~) main::$12
+(byte~) main::$14
+(number~) main::$15
+(bool~) main::$16
+(byte~) main::$18
+(number~) main::$19
+(byte~) main::$21
+(bool~) main::$22
+(number~) main::$23
+(bool~) main::$26
+(byte~) main::$7
+(number~) main::$8
+(bool~) main::$9
 (label) main::@1
+(label) main::@10
+(label) main::@11
+(label) main::@12
+(label) main::@13
+(label) main::@14
+(label) main::@15
+(label) main::@16
+(label) main::@17
+(label) main::@18
+(label) main::@19
 (label) main::@2
+(label) main::@20
+(label) main::@21
+(label) main::@22
+(label) main::@23
 (label) main::@3
 (label) main::@4
 (label) main::@5
 (label) main::@6
 (label) main::@7
+(label) main::@8
+(label) main::@9
 (label) main::@return
 (label) main::enableVideoOutput1
 (byte*~) main::enableVideoOutput1_$0
 (byte*~) main::enableVideoOutput1_$1
 (byte*~) main::enableVideoOutput1_$2
 (byte*~) main::enableVideoOutput1_$3
+(byte) main::i
+(byte) main::i#0
+(byte) main::i#1
+(byte) main::i#2
+(byte) main::i#3
+(byte) main::i#4
+(byte) main::i#5
+(byte) main::i#6
+(byte) main::i#7
 (label) main::initNES1
 (bool~) main::initNES1_$5
 (label) main::initNES1_@1
@@ -925,11 +1371,123 @@ SYMBOL TABLE SSA
 (byte*~) main::initNES1_waitForVBlank2_$3
 (bool~) main::initNES1_waitForVBlank2_$4
 (label) main::initNES1_waitForVBlank2_@1
-(const byte*) main::s[(byte) $25]  = (byte*) "hello world!
-i am nes
- look at me 
-
-"
+(label) main::screensizex1
+(label) main::screensizex1_@return
+(byte) main::screensizex1_return
+(byte) main::screensizex1_return#0
+(byte) main::screensizex1_return#1
+(byte) main::screensizex1_return#2
+(byte) main::screensizex1_return#3
+(label) main::screensizex2
+(label) main::screensizex2_@return
+(byte) main::screensizex2_return
+(byte) main::screensizex2_return#0
+(byte) main::screensizex2_return#1
+(byte) main::screensizex2_return#2
+(byte) main::screensizex2_return#3
+(label) main::screensizey1
+(label) main::screensizey1_@return
+(byte) main::screensizey1_return
+(byte) main::screensizey1_return#0
+(byte) main::screensizey1_return#1
+(byte) main::screensizey1_return#2
+(byte) main::screensizey1_return#3
+(label) main::screensizey2
+(label) main::screensizey2_@return
+(byte) main::screensizey2_return
+(byte) main::screensizey2_return#0
+(byte) main::screensizey2_return#1
+(byte) main::screensizey2_return#2
+(byte) main::screensizey2_return#3
+(label) main::screensizey3
+(label) main::screensizey3_@return
+(byte) main::screensizey3_return
+(byte) main::screensizey3_return#0
+(byte) main::screensizey3_return#1
+(byte) main::screensizey3_return#2
+(byte) main::screensizey3_return#3
+(byte) main::x
+(byte) main::x#0
+(byte) main::x#1
+(byte) main::x#10
+(byte) main::x#2
+(byte) main::x#3
+(byte) main::x#4
+(byte) main::x#5
+(byte) main::x#6
+(byte) main::x#7
+(byte) main::x#8
+(byte) main::x#9
+(byte) main::y
+(byte) main::y#0
+(byte) main::y#1
+(byte) main::y#10
+(byte) main::y#2
+(byte) main::y#3
+(byte) main::y#4
+(byte) main::y#5
+(byte) main::y#6
+(byte) main::y#7
+(byte) main::y#8
+(byte) main::y#9
+(const byte*) num_buffer[(number) $b]  = { fill( $b, 0) }
+(void()) ppuDataFetch((nomodify void*) ppuDataFetch::cpuData , (nomodify void*) ppuDataFetch::ppuData , (word) ppuDataFetch::size)
+(bool~) ppuDataFetch::$1
+(byte~) ppuDataFetch::$2
+(label) ppuDataFetch::@1
+(label) ppuDataFetch::@2
+(label) ppuDataFetch::@3
+(label) ppuDataFetch::@return
+(nomodify void*) ppuDataFetch::cpuData
+(nomodify void*) ppuDataFetch::cpuData#0
+(nomodify void*) ppuDataFetch::cpuData#1
+(nomodify void*) ppuDataFetch::cpuData#2
+(nomodify void*) ppuDataFetch::cpuData#3
+(byte*) ppuDataFetch::cpuDst
+(byte*) ppuDataFetch::cpuDst#0
+(byte*) ppuDataFetch::cpuDst#1
+(byte*) ppuDataFetch::cpuDst#2
+(byte*) ppuDataFetch::cpuDst#3
+(byte*) ppuDataFetch::cpuDst#4
+(byte*) ppuDataFetch::cpuDst#5
+(word) ppuDataFetch::i
+(word) ppuDataFetch::i#0
+(word) ppuDataFetch::i#1
+(word) ppuDataFetch::i#2
+(word) ppuDataFetch::i#3
+(word) ppuDataFetch::i#4
+(word) ppuDataFetch::i#5
+(nomodify void*) ppuDataFetch::ppuData
+(nomodify void*) ppuDataFetch::ppuData#0
+(nomodify void*) ppuDataFetch::ppuData#1
+(label) ppuDataFetch::ppuDataPrepare1
+(byte~) ppuDataFetch::ppuDataPrepare1_$0
+(byte~) ppuDataFetch::ppuDataPrepare1_$1
+(byte*~) ppuDataFetch::ppuDataPrepare1_$2
+(byte*~) ppuDataFetch::ppuDataPrepare1_$3
+(byte*~) ppuDataFetch::ppuDataPrepare1_$4
+(byte*~) ppuDataFetch::ppuDataPrepare1_$5
+(nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData
+(nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData#0
+(nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData#1
+(label) ppuDataFetch::ppuDataRead1
+(byte*~) ppuDataFetch::ppuDataRead1_$0
+(byte*~) ppuDataFetch::ppuDataRead1_$1
+(label) ppuDataFetch::ppuDataRead1_@return
+(byte) ppuDataFetch::ppuDataRead1_return
+(byte) ppuDataFetch::ppuDataRead1_return#0
+(byte) ppuDataFetch::ppuDataRead1_return#1
+(byte) ppuDataFetch::ppuDataRead1_return#2
+(byte) ppuDataFetch::ppuDataRead1_return#3
+(word) ppuDataFetch::size
+(word) ppuDataFetch::size#0
+(word) ppuDataFetch::size#1
+(word) ppuDataFetch::size#2
+(word) ppuDataFetch::size#3
+(word) ppuDataFetch::size#4
+(word) ppuDataFetch::size#5
+(word) ppuDataFetch::size#6
+(word) ppuDataFetch::size#7
 (void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
 (bool~) ppuDataFill::$1
 (label) ppuDataFill::@1
@@ -990,45 +1548,12 @@ i am nes
 (byte) ppuDataFill::val#7
 (byte) ppuDataFill::val#8
 (byte) ppuDataFill::val#9
-(byte()) ppuDataGet((nomodify void*) ppuDataGet::ppuData)
-(byte~) ppuDataGet::$1
-(label) ppuDataGet::@1
-(label) ppuDataGet::@return
-(nomodify void*) ppuDataGet::ppuData
-(nomodify void*) ppuDataGet::ppuData#0
-(nomodify void*) ppuDataGet::ppuData#1
-(label) ppuDataGet::ppuDataPrepare1
-(byte~) ppuDataGet::ppuDataPrepare1_$0
-(byte~) ppuDataGet::ppuDataPrepare1_$1
-(byte*~) ppuDataGet::ppuDataPrepare1_$2
-(byte*~) ppuDataGet::ppuDataPrepare1_$3
-(byte*~) ppuDataGet::ppuDataPrepare1_$4
-(byte*~) ppuDataGet::ppuDataPrepare1_$5
-(nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData
-(nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData#0
-(nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData#1
-(label) ppuDataGet::ppuDataRead1
-(byte*~) ppuDataGet::ppuDataRead1_$0
-(byte*~) ppuDataGet::ppuDataRead1_$1
-(label) ppuDataGet::ppuDataRead1_@return
-(byte) ppuDataGet::ppuDataRead1_return
-(byte) ppuDataGet::ppuDataRead1_return#0
-(byte) ppuDataGet::ppuDataRead1_return#1
-(byte) ppuDataGet::ppuDataRead1_return#2
-(byte) ppuDataGet::ppuDataRead1_return#3
-(byte) ppuDataGet::return
-(byte) ppuDataGet::return#0
-(byte) ppuDataGet::return#1
-(byte) ppuDataGet::return#2
-(byte) ppuDataGet::return#3
-(byte) ppuDataGet::return#4
 (void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
 (label) ppuDataSet::@1
 (label) ppuDataSet::@return
 (nomodify void*) ppuDataSet::ppuData
 (nomodify void*) ppuDataSet::ppuData#0
 (nomodify void*) ppuDataSet::ppuData#1
-(nomodify void*) ppuDataSet::ppuData#2
 (label) ppuDataSet::ppuDataPrepare1
 (byte~) ppuDataSet::ppuDataPrepare1_$0
 (byte~) ppuDataSet::ppuDataPrepare1_$1
@@ -1050,7 +1575,6 @@ i am nes
 (byte) ppuDataSet::val#1
 (byte) ppuDataSet::val#2
 (byte) ppuDataSet::val#3
-(byte) ppuDataSet::val#4
 (void()) ppuDataTransfer((nomodify void*) ppuDataTransfer::ppuData , (nomodify void*) ppuDataTransfer::cpuData , (word) ppuDataTransfer::size)
 (bool~) ppuDataTransfer::$1
 (label) ppuDataTransfer::@1
@@ -1063,6 +1587,7 @@ i am nes
 (nomodify void*) ppuDataTransfer::cpuData#1
 (nomodify void*) ppuDataTransfer::cpuData#2
 (nomodify void*) ppuDataTransfer::cpuData#3
+(nomodify void*) ppuDataTransfer::cpuData#4
 (byte*) ppuDataTransfer::cpuSrc
 (byte*) ppuDataTransfer::cpuSrc#0
 (byte*) ppuDataTransfer::cpuSrc#1
@@ -1080,6 +1605,7 @@ i am nes
 (nomodify void*) ppuDataTransfer::ppuData
 (nomodify void*) ppuDataTransfer::ppuData#0
 (nomodify void*) ppuDataTransfer::ppuData#1
+(nomodify void*) ppuDataTransfer::ppuData#2
 (label) ppuDataTransfer::ppuDataPrepare1
 (byte~) ppuDataTransfer::ppuDataPrepare1_$0
 (byte~) ppuDataTransfer::ppuDataPrepare1_$1
@@ -1105,6 +1631,17 @@ i am nes
 (word) ppuDataTransfer::size#5
 (word) ppuDataTransfer::size#6
 (word) ppuDataTransfer::size#7
+(word) ppuDataTransfer::size#8
+(const byte*) printf_buffer_number::digits[(number) $b]  = { fill( $b, 0) }
+(byte) printf_buffer_number::sign
+(byte) printf_format_number::justify_left
+(byte) printf_format_number::min_length
+(byte) printf_format_number::radix
+(byte) printf_format_number::sign_always
+(byte) printf_format_number::upper_case
+(byte) printf_format_number::zero_padding
+(byte) printf_format_string::justify_left
+(byte) printf_format_string::min_length
 (byte()) readJoy1()
 (bool~) readJoy1::$0
 (byte~) readJoy1::$1
@@ -1137,6 +1674,158 @@ i am nes
 (byte) readJoy1::return#2
 (byte) readJoy1::return#3
 (byte) readJoy1::return#4
+(const byte*) scroll_buffer[(number) $20]  = { fill( $20, 0) }
+(void()) uctoa((byte) uctoa::value , (byte*) uctoa::buffer , (byte) uctoa::radix)
+(bool~) uctoa::$0
+(bool~) uctoa::$1
+(byte~) uctoa::$10
+(bool~) uctoa::$2
+(bool~) uctoa::$3
+(number~) uctoa::$4
+(bool~) uctoa::$5
+(bool~) uctoa::$6
+(bool~) uctoa::$7
+(bool~) uctoa::$8
+(byte~) uctoa::$9
+(label) uctoa::@1
+(label) uctoa::@10
+(label) uctoa::@11
+(label) uctoa::@12
+(label) uctoa::@13
+(label) uctoa::@14
+(label) uctoa::@15
+(label) uctoa::@2
+(label) uctoa::@3
+(label) uctoa::@4
+(label) uctoa::@5
+(label) uctoa::@6
+(label) uctoa::@7
+(label) uctoa::@8
+(label) uctoa::@9
+(label) uctoa::@return
+(byte*) uctoa::buffer
+(byte*) uctoa::buffer#0
+(byte*) uctoa::buffer#1
+(byte*) uctoa::buffer#10
+(byte*) uctoa::buffer#11
+(byte*) uctoa::buffer#12
+(byte*) uctoa::buffer#13
+(byte*) uctoa::buffer#14
+(byte*) uctoa::buffer#15
+(byte*) uctoa::buffer#16
+(byte*) uctoa::buffer#17
+(byte*) uctoa::buffer#18
+(byte*) uctoa::buffer#19
+(byte*) uctoa::buffer#2
+(byte*) uctoa::buffer#20
+(byte*) uctoa::buffer#21
+(byte*) uctoa::buffer#3
+(byte*) uctoa::buffer#4
+(byte*) uctoa::buffer#5
+(byte*) uctoa::buffer#6
+(byte*) uctoa::buffer#7
+(byte*) uctoa::buffer#8
+(byte*) uctoa::buffer#9
+(byte) uctoa::digit
+(byte) uctoa::digit#0
+(byte) uctoa::digit#1
+(byte) uctoa::digit#2
+(byte) uctoa::digit#3
+(byte) uctoa::digit#4
+(byte) uctoa::digit#5
+(byte) uctoa::digit#6
+(byte) uctoa::digit_value
+(byte) uctoa::digit_value#0
+(byte) uctoa::digit_value#1
+(byte*) uctoa::digit_values
+(byte*) uctoa::digit_values#0
+(byte*) uctoa::digit_values#1
+(byte*) uctoa::digit_values#10
+(byte*) uctoa::digit_values#2
+(byte*) uctoa::digit_values#3
+(byte*) uctoa::digit_values#4
+(byte*) uctoa::digit_values#5
+(byte*) uctoa::digit_values#6
+(byte*) uctoa::digit_values#7
+(byte*) uctoa::digit_values#8
+(byte*) uctoa::digit_values#9
+(byte) uctoa::max_digits
+(byte) uctoa::max_digits#0
+(byte) uctoa::max_digits#1
+(byte) uctoa::max_digits#10
+(byte) uctoa::max_digits#2
+(byte) uctoa::max_digits#3
+(byte) uctoa::max_digits#4
+(byte) uctoa::max_digits#5
+(byte) uctoa::max_digits#6
+(byte) uctoa::max_digits#7
+(byte) uctoa::max_digits#8
+(byte) uctoa::max_digits#9
+(byte) uctoa::radix
+(byte) uctoa::radix#0
+(byte) uctoa::radix#1
+(byte) uctoa::radix#2
+(byte) uctoa::radix#3
+(byte) uctoa::radix#4
+(byte) uctoa::started
+(byte) uctoa::started#0
+(byte) uctoa::started#1
+(byte) uctoa::started#2
+(byte) uctoa::started#3
+(byte) uctoa::started#4
+(byte) uctoa::value
+(byte) uctoa::value#0
+(byte) uctoa::value#1
+(byte) uctoa::value#10
+(byte) uctoa::value#11
+(byte) uctoa::value#12
+(byte) uctoa::value#13
+(byte) uctoa::value#14
+(byte) uctoa::value#15
+(byte) uctoa::value#2
+(byte) uctoa::value#3
+(byte) uctoa::value#4
+(byte) uctoa::value#5
+(byte) uctoa::value#6
+(byte) uctoa::value#7
+(byte) uctoa::value#8
+(byte) uctoa::value#9
+(byte()) uctoa_append((byte*) uctoa_append::buffer , (byte) uctoa_append::value , (byte) uctoa_append::sub)
+(bool~) uctoa_append::$0
+(label) uctoa_append::@1
+(label) uctoa_append::@2
+(label) uctoa_append::@3
+(label) uctoa_append::@return
+(byte*) uctoa_append::buffer
+(byte*) uctoa_append::buffer#0
+(byte*) uctoa_append::buffer#1
+(byte*) uctoa_append::buffer#2
+(byte*) uctoa_append::buffer#3
+(byte*) uctoa_append::buffer#4
+(byte) uctoa_append::digit
+(byte) uctoa_append::digit#0
+(byte) uctoa_append::digit#1
+(byte) uctoa_append::digit#2
+(byte) uctoa_append::digit#3
+(byte) uctoa_append::digit#4
+(byte) uctoa_append::return
+(byte) uctoa_append::return#0
+(byte) uctoa_append::return#1
+(byte) uctoa_append::return#2
+(byte) uctoa_append::return#3
+(byte) uctoa_append::return#4
+(byte) uctoa_append::sub
+(byte) uctoa_append::sub#0
+(byte) uctoa_append::sub#1
+(byte) uctoa_append::sub#2
+(byte) uctoa_append::sub#3
+(byte) uctoa_append::value
+(byte) uctoa_append::value#0
+(byte) uctoa_append::value#1
+(byte) uctoa_append::value#2
+(byte) uctoa_append::value#3
+(byte) uctoa_append::value#4
+(byte) uctoa_append::value#5
 interrupt(HARDWARE_STACK)(void()) vblank()
 (byte~) vblank::$0
 (byte~) vblank::$1
@@ -1194,8 +1883,8 @@ Adding number conversion cast (unumber) readJoy1::$3 in (number~) readJoy1::$3 
 Adding number conversion cast (unumber) $3c0 in (word) ppuDataFill::size#0 ← (number) $3c0
 Adding number conversion cast (unumber) 0 in (byte) conio_cursor_x ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) conio_cursor_y ← (number) 0
-Adding number conversion cast (unumber) $1e in (bool~) gotoxy::$0 ← (byte) gotoxy::y#2 > (number) $1e
-Adding number conversion cast (unumber) $20 in (bool~) gotoxy::$2 ← (byte) gotoxy::x#2 >= (number) $20
+Adding number conversion cast (unumber) $1e in (bool~) gotoxy::$0 ← (byte) gotoxy::y#4 > (number) $1e
+Adding number conversion cast (unumber) $20 in (bool~) gotoxy::$2 ← (byte) gotoxy::x#4 >= (number) $20
 Adding number conversion cast (unumber) 0 in (byte) gotoxy::y#0 ← (number) 0
 Adding number conversion cast (unumber) $20 in (number~) gotoxy::$4 ← (word~) gotoxy::$6 * (number) $20
 Adding number conversion cast (unumber) gotoxy::$4 in (number~) gotoxy::$4 ← (word~) gotoxy::$6 * (unumber)(number) $20
@@ -1204,17 +1893,29 @@ Adding number conversion cast (unumber) $20 in (bool~) cputc::$3 ← (byte) coni
 Adding number conversion cast (unumber) $20 in (byte*) conio_line_text ← (byte*) conio_line_text + (number) $20
 Adding number conversion cast (unumber) 0 in (byte) conio_cursor_x ← (number) 0
 Adding number conversion cast (unumber) $1e in (bool~) cscroll::$0 ← (byte) conio_cursor_y == (number) $1e
-Adding number conversion cast (unumber) 0 in (bool~) cscroll::$8 ← (number) 0 != (byte) conio_scroll_enable
+Adding number conversion cast (unumber) 0 in (bool~) cscroll::$7 ← (number) 0 != (byte) conio_scroll_enable
 Adding number conversion cast (unumber) $20 in (byte*) cscroll::line2#0 ← (const nomodify byte*) CONIO_SCREEN_TEXT+(number) $20
 Adding number conversion cast (unumber) 0 in (byte) gotoxy::x#1 ← (number) 0
 Adding number conversion cast (unumber) 0 in (byte) gotoxy::y#1 ← (number) 0
 Adding number conversion cast (unumber) $1e-1 in (bool~) cscroll::$3 ← (byte) cscroll::y#2 < (number) $1e-(number) 1
+Adding number conversion cast (unumber) $20 in (word) ppuDataFetch::size#0 ← (number) $20
+Adding number conversion cast (unumber) $20 in (word) ppuDataTransfer::size#0 ← (number) $20
+Adding number conversion cast (unumber) $20 in (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#3 + (number) $20
+Adding number conversion cast (unumber) $20 in (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#3 + (number) $20
 Adding number conversion cast (unumber) $20 in (nomodify void*) ppuDataFill::ppuData#1 ← (void*)(const nomodify byte*) CONIO_SCREEN_TEXT+(number) $1e*(number) $20-(number) $20
 Adding number conversion cast (unumber) $1e*$20 in (nomodify void*) ppuDataFill::ppuData#1 ← (void*)(const nomodify byte*) CONIO_SCREEN_TEXT+(number) $1e*(number) $20-(unumber)(number) $20
 Adding number conversion cast (unumber) $20 in (word) ppuDataFill::size#1 ← (number) $20
 Adding number conversion cast (unumber) $20 in (byte*) conio_line_text ← (byte*) conio_line_text - (number) $20
-Adding number conversion cast (unumber) $20 in (bool~) cscroll::$4 ← (byte) cscroll::x#2 < (number) $20
 Adding number conversion cast (unumber) 0 in (bool~) cputs::$1 ← (number) 0 != (byte) cputs::c#1
+Adding number conversion cast (unumber) 3 in (byte) uctoa::max_digits#1 ← (number) 3
+Adding number conversion cast (unumber) 2 in (byte) uctoa::max_digits#2 ← (number) 2
+Adding number conversion cast (unumber) 3 in (byte) uctoa::max_digits#3 ← (number) 3
+Adding number conversion cast (unumber) 8 in (byte) uctoa::max_digits#4 ← (number) 8
+Adding number conversion cast (unumber) 0 in *((byte*) uctoa::buffer#2) ← (number) 0
+Adding number conversion cast (unumber) 1 in (number~) uctoa::$4 ← (byte) uctoa::max_digits#5 - (number) 1
+Adding number conversion cast (unumber) uctoa::$4 in (number~) uctoa::$4 ← (byte) uctoa::max_digits#5 - (unumber)(number) 1
+Adding number conversion cast (unumber) 0 in *((byte*) uctoa::buffer#3) ← (number) 0
+Adding number conversion cast (unumber) 1 in (byte) uctoa::started#1 ← (number) 1
 Adding number conversion cast (unumber) 0 in *((byte*~) main::initNES1_disableVideoOutput1_$0) ← (number) 0
 Adding number conversion cast (unumber) 0 in *((byte*~) main::initNES1_disableVideoOutput1_$1) ← (number) 0
 Adding number conversion cast (unumber) $40 in *((const nomodify byte*) FR_COUNTER) ← (number) $40
@@ -1246,6 +1947,23 @@ Adding number conversion cast (unumber) 0 in (byte) ppuDataFill::val#2 ← (numb
 Adding number conversion cast (unumber) $40 in (word) ppuDataFill::size#2 ← (number) $40
 Adding number conversion cast (unumber) 0 in (byte) ppuDataFill::val#3 ← (number) 0
 Adding number conversion cast (unumber) $40 in (word) ppuDataFill::size#3 ← (number) $40
+Adding number conversion cast (unumber) $20 in (byte) main::screensizex1_return#0 ← (number) $20
+Adding number conversion cast (unumber) 1 in (number~) main::$8 ← (byte~) main::$7 - (number) 1
+Adding number conversion cast (unumber) main::$8 in (number~) main::$8 ← (byte~) main::$7 - (unumber)(number) 1
+Adding number conversion cast (unumber) 1 in (byte) cputcxy::y#0 ← (number) 1
+Adding number conversion cast (unumber) $1e in (byte) main::screensizey1_return#0 ← (number) $1e
+Adding number conversion cast (unumber) 4 in (number~) main::$12 ← (byte~) main::$11 - (number) 4
+Adding number conversion cast (unumber) main::$12 in (number~) main::$12 ← (byte~) main::$11 - (unumber)(number) 4
+Adding number conversion cast (unumber) $1e in (byte) main::screensizey2_return#0 ← (number) $1e
+Adding number conversion cast (unumber) 3 in (number~) main::$15 ← (byte~) main::$14 - (number) 3
+Adding number conversion cast (unumber) main::$15 in (number~) main::$15 ← (byte~) main::$14 - (unumber)(number) 3
+Adding number conversion cast (unumber) 1 in (byte) cputcxy::x#2 ← (number) 1
+Adding number conversion cast (unumber) $20 in (byte) main::screensizex2_return#0 ← (number) $20
+Adding number conversion cast (unumber) 2 in (number~) main::$19 ← (byte~) main::$18 - (number) 2
+Adding number conversion cast (unumber) main::$19 in (number~) main::$19 ← (byte~) main::$18 - (unumber)(number) 2
+Adding number conversion cast (unumber) $1e in (byte) main::screensizey3_return#0 ← (number) $1e
+Adding number conversion cast (unumber) $f in (number~) main::$23 ← (byte) main::i#3 & (number) $f
+Adding number conversion cast (unumber) main::$23 in (number~) main::$23 ← (byte) main::i#3 & (unumber)(number) $f
 Adding number conversion cast (unumber) 0 in (volatile byte) x_scroll ← (number) 0
 Adding number conversion cast (unumber) -8 in (volatile byte) y_scroll ← (number) -8
 Adding number conversion cast (unumber) $80 in *((byte*~) main::enableVideoOutput1_$0) ← (number) $80
@@ -1269,7 +1987,16 @@ Inlining cast (byte) gotoxy::x#0 ← (unumber)(number) 0
 Inlining cast (byte) conio_cursor_x ← (unumber)(number) 0
 Inlining cast (byte) gotoxy::x#1 ← (unumber)(number) 0
 Inlining cast (byte) gotoxy::y#1 ← (unumber)(number) 0
+Inlining cast (word) ppuDataFetch::size#0 ← (unumber)(number) $20
+Inlining cast (word) ppuDataTransfer::size#0 ← (unumber)(number) $20
 Inlining cast (word) ppuDataFill::size#1 ← (unumber)(number) $20
+Inlining cast (byte) uctoa::max_digits#1 ← (unumber)(number) 3
+Inlining cast (byte) uctoa::max_digits#2 ← (unumber)(number) 2
+Inlining cast (byte) uctoa::max_digits#3 ← (unumber)(number) 3
+Inlining cast (byte) uctoa::max_digits#4 ← (unumber)(number) 8
+Inlining cast *((byte*) uctoa::buffer#2) ← (unumber)(number) 0
+Inlining cast *((byte*) uctoa::buffer#3) ← (unumber)(number) 0
+Inlining cast (byte) uctoa::started#1 ← (unumber)(number) 1
 Inlining cast *((byte*~) main::initNES1_disableVideoOutput1_$0) ← (unumber)(number) 0
 Inlining cast *((byte*~) main::initNES1_disableVideoOutput1_$1) ← (unumber)(number) 0
 Inlining cast *((const nomodify byte*) FR_COUNTER) ← (unumber)(number) $40
@@ -1286,6 +2013,13 @@ Inlining cast (byte) ppuDataFill::val#2 ← (unumber)(number) 0
 Inlining cast (word) ppuDataFill::size#2 ← (unumber)(number) $40
 Inlining cast (byte) ppuDataFill::val#3 ← (unumber)(number) 0
 Inlining cast (word) ppuDataFill::size#3 ← (unumber)(number) $40
+Inlining cast (byte) main::screensizex1_return#0 ← (unumber)(number) $20
+Inlining cast (byte) cputcxy::y#0 ← (unumber)(number) 1
+Inlining cast (byte) main::screensizey1_return#0 ← (unumber)(number) $1e
+Inlining cast (byte) main::screensizey2_return#0 ← (unumber)(number) $1e
+Inlining cast (byte) cputcxy::x#2 ← (unumber)(number) 1
+Inlining cast (byte) main::screensizex2_return#0 ← (unumber)(number) $20
+Inlining cast (byte) main::screensizey3_return#0 ← (unumber)(number) $1e
 Inlining cast (volatile byte) x_scroll ← (unumber)(number) 0
 Inlining cast (volatile byte) y_scroll ← (unumber)(number) -8
 Inlining cast *((byte*~) main::enableVideoOutput1_$0) ← (unumber)(number) $80
@@ -1297,10 +2031,11 @@ Simplifying constant pointer cast (byte*) 8192
 Simplifying constant pointer cast (byte*) 9152
 Simplifying constant pointer cast (byte*) 10176
 Simplifying constant pointer cast (byte*) 16128
+Simplifying constant pointer cast (byte*) 8194
+Simplifying constant pointer cast (byte*) 8199
 Simplifying constant pointer cast (byte*) 16407
 Simplifying constant pointer cast (byte*) 0
 Simplifying constant pointer cast (void()*) 0
-Simplifying constant pointer cast (byte*) 8194
 Simplifying constant pointer cast (struct RICOH_2C02*) 8192
 Simplifying constant pointer cast (struct RICOH_2A03*) 16384
 Simplifying constant integer cast 1
@@ -1328,7 +2063,19 @@ Simplifying constant integer cast $20
 Simplifying constant integer cast $20
 Simplifying constant integer cast $20
 Simplifying constant integer cast $20
+Simplifying constant integer cast $20
+Simplifying constant integer cast $20
+Simplifying constant integer cast $20
 Simplifying constant integer cast 0
+Simplifying constant integer cast 3
+Simplifying constant integer cast 2
+Simplifying constant integer cast 3
+Simplifying constant integer cast 8
+Simplifying constant integer cast 0
+Simplifying constant integer cast 1
+Simplifying constant integer cast (byte) uctoa::value#3
+Simplifying constant integer cast 0
+Simplifying constant integer cast 1
 Simplifying constant integer cast 0
 Simplifying constant integer cast 0
 Simplifying constant integer cast $40
@@ -1358,6 +2105,18 @@ Simplifying constant integer cast 0
 Simplifying constant integer cast $40
 Simplifying constant integer cast 0
 Simplifying constant integer cast $40
+Simplifying constant integer cast $20
+Simplifying constant integer cast 1
+Simplifying constant integer cast 1
+Simplifying constant integer cast $1e
+Simplifying constant integer cast 4
+Simplifying constant integer cast $1e
+Simplifying constant integer cast 3
+Simplifying constant integer cast 1
+Simplifying constant integer cast $20
+Simplifying constant integer cast 2
+Simplifying constant integer cast $1e
+Simplifying constant integer cast $f
 Simplifying constant integer cast 0
 Simplifying constant integer cast -8
 Simplifying constant integer cast $80
@@ -1396,7 +2155,18 @@ Finalized unsigned number type (byte) $20
 Finalized unsigned number type (byte) $20
 Finalized unsigned number type (byte) $20
 Finalized unsigned number type (byte) $20
+Finalized unsigned number type (byte) $20
+Finalized unsigned number type (byte) $20
+Finalized unsigned number type (byte) $20
 Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 3
+Finalized unsigned number type (byte) 2
+Finalized unsigned number type (byte) 3
+Finalized unsigned number type (byte) 8
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 1
+Finalized unsigned number type (byte) 0
+Finalized unsigned number type (byte) 1
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $40
@@ -1426,6 +2196,18 @@ Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $40
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) $40
+Finalized unsigned number type (byte) $20
+Finalized unsigned number type (byte) 1
+Finalized unsigned number type (byte) 1
+Finalized unsigned number type (byte) $1e
+Finalized unsigned number type (byte) 4
+Finalized unsigned number type (byte) $1e
+Finalized unsigned number type (byte) 3
+Finalized unsigned number type (byte) 1
+Finalized unsigned number type (byte) $20
+Finalized unsigned number type (byte) 2
+Finalized unsigned number type (byte) $1e
+Finalized unsigned number type (byte) $f
 Finalized unsigned number type (byte) 0
 Finalized unsigned number type (byte) -8
 Finalized unsigned number type (byte) $80
@@ -1442,20 +2224,26 @@ Successful SSA optimization PassNFinalizeNumberTypeConversions
 Inferred type updated to byte in (unumber~) readJoy1::$2 ← *((byte*~) readJoy1::$6) & (byte) 1
 Inferred type updated to byte in (unumber~) readJoy1::$3 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2
 Inferred type updated to word in (unumber~) gotoxy::$4 ← (word~) gotoxy::$6 * (byte) $20
+Inferred type updated to byte in (unumber~) uctoa::$4 ← (byte) uctoa::max_digits#5 - (byte) 1
 Inferred type updated to byte in (unumber~) main::initNES1_waitForVBlank1_$0 ← *((byte*~) main::initNES1_waitForVBlank1_$2) & (byte) $80
 Inferred type updated to byte in (unumber~) main::initNES1_waitForVBlank2_$0 ← *((byte*~) main::initNES1_waitForVBlank2_$2) & (byte) $80
-Inversing boolean not [130] (bool~) gotoxy::$1 ← (byte) gotoxy::y#2 <= (byte) $1e from [129] (bool~) gotoxy::$0 ← (byte) gotoxy::y#2 > (byte) $1e
-Inversing boolean not [134] (bool~) gotoxy::$3 ← (byte) gotoxy::x#2 < (byte) $20 from [133] (bool~) gotoxy::$2 ← (byte) gotoxy::x#2 >= (byte) $20
-Inversing boolean not [160] (bool~) cputc::$4 ← (byte) conio_cursor_x != (byte) $20 from [159] (bool~) cputc::$3 ← (byte) conio_cursor_x == (byte) $20
-Inversing boolean not [170] (bool~) cscroll::$1 ← (byte) conio_cursor_y != (byte) $1e from [169] (bool~) cscroll::$0 ← (byte) conio_cursor_y == (byte) $1e
-Inversing boolean not [239] (bool~) main::initNES1_waitForVBlank1_$1 ← (byte) 0 == (byte~) main::initNES1_waitForVBlank1_$0 from [238] (bool~) main::initNES1_waitForVBlank1_$4 ← (byte) 0 != (byte~) main::initNES1_waitForVBlank1_$0
-Inversing boolean not [258] (bool~) main::initNES1_waitForVBlank2_$1 ← (byte) 0 == (byte~) main::initNES1_waitForVBlank2_$0 from [257] (bool~) main::initNES1_waitForVBlank2_$4 ← (byte) 0 != (byte~) main::initNES1_waitForVBlank2_$0
-Inversing boolean not [297] (bool~) vblank::$2 ← (byte) 0 == (byte~) vblank::$1 from [296] (bool~) vblank::$17 ← (byte) 0 != (byte~) vblank::$1
-Inversing boolean not [302] (bool~) vblank::$4 ← (byte) 0 == (byte~) vblank::$3 from [301] (bool~) vblank::$18 ← (byte) 0 != (byte~) vblank::$3
-Inversing boolean not [307] (bool~) vblank::$10 ← (volatile byte) y_scroll != (byte) $f0 from [306] (bool~) vblank::$9 ← (volatile byte) y_scroll == (byte) $f0
-Inversing boolean not [314] (bool~) vblank::$6 ← (byte) 0 == (byte~) vblank::$5 from [313] (bool~) vblank::$19 ← (byte) 0 != (byte~) vblank::$5
-Inversing boolean not [319] (bool~) vblank::$12 ← (volatile byte) y_scroll != (byte) $ff from [318] (bool~) vblank::$11 ← (volatile byte) y_scroll == (byte) $ff
-Inversing boolean not [326] (bool~) vblank::$8 ← (byte) 0 == (byte~) vblank::$7 from [325] (bool~) vblank::$20 ← (byte) 0 != (byte~) vblank::$7
+Inferred type updated to byte in (unumber~) main::$8 ← (byte~) main::$7 - (byte) 1
+Inferred type updated to byte in (unumber~) main::$12 ← (byte~) main::$11 - (byte) 4
+Inferred type updated to byte in (unumber~) main::$15 ← (byte~) main::$14 - (byte) 3
+Inferred type updated to byte in (unumber~) main::$19 ← (byte~) main::$18 - (byte) 2
+Inferred type updated to byte in (unumber~) main::$23 ← (byte) main::i#3 & (byte) $f
+Inversing boolean not [138] (bool~) gotoxy::$1 ← (byte) gotoxy::y#4 <= (byte) $1e from [137] (bool~) gotoxy::$0 ← (byte) gotoxy::y#4 > (byte) $1e
+Inversing boolean not [142] (bool~) gotoxy::$3 ← (byte) gotoxy::x#4 < (byte) $20 from [141] (bool~) gotoxy::$2 ← (byte) gotoxy::x#4 >= (byte) $20
+Inversing boolean not [168] (bool~) cputc::$4 ← (byte) conio_cursor_x != (byte) $20 from [167] (bool~) cputc::$3 ← (byte) conio_cursor_x == (byte) $20
+Inversing boolean not [178] (bool~) cscroll::$1 ← (byte) conio_cursor_y != (byte) $1e from [177] (bool~) cscroll::$0 ← (byte) conio_cursor_y == (byte) $1e
+Inversing boolean not [336] (bool~) main::initNES1_waitForVBlank1_$1 ← (byte) 0 == (byte~) main::initNES1_waitForVBlank1_$0 from [335] (bool~) main::initNES1_waitForVBlank1_$4 ← (byte) 0 != (byte~) main::initNES1_waitForVBlank1_$0
+Inversing boolean not [355] (bool~) main::initNES1_waitForVBlank2_$1 ← (byte) 0 == (byte~) main::initNES1_waitForVBlank2_$0 from [354] (bool~) main::initNES1_waitForVBlank2_$4 ← (byte) 0 != (byte~) main::initNES1_waitForVBlank2_$0
+Inversing boolean not [472] (bool~) vblank::$2 ← (byte) 0 == (byte~) vblank::$1 from [471] (bool~) vblank::$17 ← (byte) 0 != (byte~) vblank::$1
+Inversing boolean not [477] (bool~) vblank::$4 ← (byte) 0 == (byte~) vblank::$3 from [476] (bool~) vblank::$18 ← (byte) 0 != (byte~) vblank::$3
+Inversing boolean not [482] (bool~) vblank::$10 ← (volatile byte) y_scroll != (byte) $f0 from [481] (bool~) vblank::$9 ← (volatile byte) y_scroll == (byte) $f0
+Inversing boolean not [489] (bool~) vblank::$6 ← (byte) 0 == (byte~) vblank::$5 from [488] (bool~) vblank::$19 ← (byte) 0 != (byte~) vblank::$5
+Inversing boolean not [494] (bool~) vblank::$12 ← (volatile byte) y_scroll != (byte) $ff from [493] (bool~) vblank::$11 ← (volatile byte) y_scroll == (byte) $ff
+Inversing boolean not [501] (bool~) vblank::$8 ← (byte) 0 == (byte~) vblank::$7 from [500] (bool~) vblank::$20 ← (byte) 0 != (byte~) vblank::$7
 Successful SSA optimization Pass2UnaryNotSimplification
 Alias candidate removed (volatile)conio_line_text = gotoxy::$5 
 Alias readJoy1::joy#2 = readJoy1::joy#4 readJoy1::joy#3 readJoy1::return#0 readJoy1::return#3 readJoy1::return#1 
@@ -1467,82 +2255,138 @@ Alias ppuDataFill::val#10 = ppuDataFill::val#8 ppuDataFill::val#6
 Alias ppuDataFill::val#4 = ppuDataFill::val#5 ppuDataFill::ppuDataPut1_val#0 ppuDataFill::ppuDataPut1_val#1 ppuDataFill::val#9 ppuDataFill::val#7 
 Alias ppuDataFill::i#2 = ppuDataFill::i#5 ppuDataFill::i#4 ppuDataFill::i#3 
 Alias ppuDataFill::size#10 = ppuDataFill::size#4 ppuDataFill::size#8 ppuDataFill::size#6 
-Alias ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#1 ppuDataTransfer::ppuDataPrepare1_ppuData#1 
-Alias ppuDataTransfer::cpuData#1 = ppuDataTransfer::cpuData#2 ppuDataTransfer::cpuData#3 
-Alias ppuDataTransfer::size#2 = ppuDataTransfer::size#4 ppuDataTransfer::size#6 
+Alias ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#2 ppuDataTransfer::ppuDataPrepare1_ppuData#1 
+Alias ppuDataTransfer::cpuData#2 = ppuDataTransfer::cpuData#3 ppuDataTransfer::cpuData#4 
+Alias ppuDataTransfer::size#3 = ppuDataTransfer::size#5 ppuDataTransfer::size#7 
 Alias ppuDataTransfer::cpuSrc#2 = ppuDataTransfer::cpuSrc#4 ppuDataTransfer::cpuSrc#5 ppuDataTransfer::cpuSrc#3 
 Alias ppuDataTransfer::i#2 = ppuDataTransfer::i#5 ppuDataTransfer::i#4 ppuDataTransfer::i#3 
-Alias ppuDataTransfer::size#1 = ppuDataTransfer::size#7 ppuDataTransfer::size#5 ppuDataTransfer::size#3 
+Alias ppuDataTransfer::size#2 = ppuDataTransfer::size#8 ppuDataTransfer::size#6 ppuDataTransfer::size#4 
 Alias ppuDataTransfer::ppuDataPut1_val#0 = ppuDataTransfer::ppuDataPut1_val#1 
-Alias ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#2 ppuDataSet::ppuDataPrepare1_ppuData#1 
-Alias ppuDataSet::val#2 = ppuDataSet::val#3 ppuDataSet::val#4 ppuDataSet::ppuDataPut1_val#0 ppuDataSet::ppuDataPut1_val#1 
-Alias ppuDataGet::ppuDataPrepare1_ppuData#0 = ppuDataGet::ppuData#1 ppuDataGet::ppuDataPrepare1_ppuData#1 
-Alias ppuDataGet::ppuDataRead1_return#0 = ppuDataGet::ppuDataRead1_return#2 ppuDataGet::ppuDataRead1_return#1 ppuDataGet::ppuDataRead1_return#3 ppuDataGet::$1 ppuDataGet::return#0 ppuDataGet::return#3 ppuDataGet::return#1 
-Alias gotoxy::x#4 = gotoxy::x#5 
+Alias ppuDataFetch::ppuDataPrepare1_ppuData#0 = ppuDataFetch::ppuData#1 ppuDataFetch::ppuDataPrepare1_ppuData#1 
+Alias ppuDataFetch::cpuData#1 = ppuDataFetch::cpuData#2 ppuDataFetch::cpuData#3 
+Alias ppuDataFetch::size#2 = ppuDataFetch::size#4 ppuDataFetch::size#6 
+Alias ppuDataFetch::cpuDst#2 = ppuDataFetch::cpuDst#4 ppuDataFetch::cpuDst#5 ppuDataFetch::cpuDst#3 
+Alias ppuDataFetch::i#2 = ppuDataFetch::i#5 ppuDataFetch::i#4 ppuDataFetch::i#3 
+Alias ppuDataFetch::size#1 = ppuDataFetch::size#7 ppuDataFetch::size#5 ppuDataFetch::size#3 
+Alias ppuDataFetch::ppuDataRead1_return#0 = ppuDataFetch::ppuDataRead1_return#2 ppuDataFetch::ppuDataRead1_return#1 ppuDataFetch::ppuDataRead1_return#3 ppuDataFetch::$2 
+Alias ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 ppuDataSet::ppuDataPrepare1_ppuData#1 
+Alias ppuDataSet::val#1 = ppuDataSet::val#2 ppuDataSet::val#3 ppuDataSet::ppuDataPut1_val#0 ppuDataSet::ppuDataPut1_val#1 
+Alias gotoxy::x#6 = gotoxy::x#7 
 Alias gotoxy::line_offset#0 = gotoxy::$4 
-Alias gotoxy::y#4 = gotoxy::y#5 
-Alias cputc::c#1 = cputc::c#2 
-Alias cscroll::line2#6 = cscroll::line2#7 
-Alias cscroll::y#2 = cscroll::y#6 
-Alias cscroll::line1#6 = cscroll::line1#7 
-Alias cscroll::line2#2 = cscroll::line2#4 cscroll::line2#3 cscroll::line2#8 
-Alias cscroll::line1#2 = cscroll::line1#4 cscroll::line1#5 cscroll::line1#3 cscroll::line1#8 
-Alias cscroll::x#2 = cscroll::x#5 cscroll::x#4 cscroll::x#3 
-Alias cscroll::y#3 = cscroll::y#8 cscroll::y#4 cscroll::y#7 cscroll::y#5 
-Alias ppuDataGet::return#2 = ppuDataGet::return#4 
-Alias cscroll::ch#0 = cscroll::$5 
-Alias cscroll::line2#1 = cscroll::line2#5 
+Alias gotoxy::y#6 = gotoxy::y#7 
+Alias cputc::c#2 = cputc::c#3 
+Alias cscroll::line2#2 = cscroll::line2#4 cscroll::line2#5 cscroll::line2#3 
+Alias cscroll::line1#2 = cscroll::line1#4 cscroll::line1#5 cscroll::line1#3 
+Alias cscroll::y#2 = cscroll::y#5 cscroll::y#4 cscroll::y#3 
 Alias cputs::c#1 = cputs::c#2 
 Alias cputs::s#0 = cputs::s#5 cputs::s#4 
-Alias ppuDataTransfer::size#0 = main::$1 
+Alias cputcxy::c#4 = cputcxy::c#5 
+Alias cputsxy::s#1 = cputsxy::s#2 
+Alias uctoa::value#10 = uctoa::value#8 uctoa::value#12 uctoa::value#13 uctoa::value#9 uctoa::value#14 uctoa::value#15 uctoa::value#11 
+Alias uctoa::buffer#10 = uctoa::buffer#17 uctoa::buffer#21 uctoa::buffer#16 uctoa::buffer#18 uctoa::buffer#13 uctoa::buffer#19 uctoa::buffer#20 uctoa::buffer#6 
+Alias uctoa::radix#1 = uctoa::radix#2 uctoa::radix#3 uctoa::radix#4 
+Alias uctoa::digit_values#10 = uctoa::digit_values#5 uctoa::digit_values#6 uctoa::digit_values#9 
+Alias uctoa::digit#2 = uctoa::digit#3 uctoa::digit#6 uctoa::digit#5 
+Alias uctoa::value#2 = uctoa::value#5 uctoa::value#3 uctoa::$10 uctoa::value#4 
+Alias uctoa::started#2 = uctoa::started#3 
+Alias uctoa::buffer#11 = uctoa::buffer#12 uctoa::buffer#7 uctoa::buffer#8 uctoa::buffer#9 
+Alias uctoa::max_digits#10 = uctoa::max_digits#8 uctoa::max_digits#5 uctoa::max_digits#9 
+Alias uctoa::digit_value#0 = uctoa::digit_value#1 
+Alias uctoa_append::return#0 = uctoa_append::return#3 
+Alias uctoa::value#0 = uctoa::$9 
+Alias uctoa_append::digit#2 = uctoa_append::digit#4 uctoa_append::digit#3 
+Alias uctoa_append::value#2 = uctoa_append::value#3 uctoa_append::value#4 uctoa_append::return#1 uctoa_append::return#4 uctoa_append::return#2 
+Alias uctoa_append::sub#1 = uctoa_append::sub#2 
+Alias uctoa_append::buffer#1 = uctoa_append::buffer#4 uctoa_append::buffer#2 
+Alias ppuDataTransfer::size#1 = main::$1 
+Alias main::screensizex1_return#0 = main::screensizex1_return#2 main::screensizex1_return#1 main::screensizex1_return#3 main::$7 
+Alias main::x#10 = main::x#6 main::x#8 main::x#2 main::x#3 main::x#9 main::x#7 main::x#4 main::x#5 
+Alias main::screensizey1_return#0 = main::screensizey1_return#2 main::screensizey1_return#1 main::screensizey1_return#3 main::$11 
+Alias cputcxy::y#1 = main::$12 
+Alias main::screensizey2_return#0 = main::screensizey2_return#2 main::screensizey2_return#1 main::screensizey2_return#3 main::$14 
+Alias main::y#10 = main::y#6 main::y#8 main::y#2 main::y#3 main::y#9 main::y#7 main::y#4 main::y#5 
+Alias main::screensizex2_return#0 = main::screensizex2_return#2 main::screensizex2_return#1 main::screensizex2_return#3 main::$18 
+Alias cputcxy::x#3 = main::$19 
+Alias main::screensizey3_return#0 = main::screensizey3_return#2 main::screensizey3_return#1 main::screensizey3_return#3 main::$21 
+Alias main::i#2 = main::i#6 main::i#7 main::i#3 main::i#4 main::i#5 
+Alias uctoa::value#1 = main::$23 
 Alias readJoy1::return#2 = readJoy1::return#4 
 Alias vblank::joy#0 = vblank::$0 vblank::joy#4 vblank::joy#5 
 Alias vblank::joy#1 = vblank::joy#6 vblank::joy#7 
 Alias vblank::joy#2 = vblank::joy#8 
 Successful SSA optimization Pass2AliasElimination
 Alias candidate removed (volatile)conio_line_text = gotoxy::$5 
-Alias gotoxy::x#2 = gotoxy::x#4 
-Alias gotoxy::y#3 = gotoxy::y#4 
+Alias gotoxy::x#4 = gotoxy::x#6 
+Alias gotoxy::y#5 = gotoxy::y#6 
+Alias uctoa::value#10 = uctoa::value#7 
+Alias uctoa::buffer#10 = uctoa::buffer#15 
+Alias uctoa::digit#2 = uctoa::digit#4 
+Alias uctoa::max_digits#10 = uctoa::max_digits#6 
+Alias uctoa::digit_values#10 = uctoa::digit_values#7 
 Alias vblank::joy#0 = vblank::joy#1 vblank::joy#2 vblank::joy#3 
 Successful SSA optimization Pass2AliasElimination
 Alias candidate removed (volatile)conio_line_text = gotoxy::$5 
 Identical Phi Values (word) ppuDataFill::size#10 (word) ppuDataFill::size#5
 Identical Phi Values (byte) ppuDataFill::val#4 (byte) ppuDataFill::val#10
-Identical Phi Values (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 (nomodify void*) ppuDataTransfer::ppuData#0
-Identical Phi Values (nomodify void*) ppuDataTransfer::cpuData#1 (nomodify void*) ppuDataTransfer::cpuData#0
-Identical Phi Values (word) ppuDataTransfer::size#2 (word) ppuDataTransfer::size#0
-Identical Phi Values (word) ppuDataTransfer::size#1 (word) ppuDataTransfer::size#2
-Identical Phi Values (nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData#0 (nomodify void*) ppuDataGet::ppuData#0
-Identical Phi Values (byte) gotoxy::y#2 (byte) gotoxy::y#1
-Identical Phi Values (byte) gotoxy::x#2 (byte) gotoxy::x#1
-Identical Phi Values (byte) cputc::c#1 (byte) cputc::c#0
-Identical Phi Values (byte) cscroll::y#3 (byte) cscroll::y#2
+Identical Phi Values (word) ppuDataTransfer::size#2 (word) ppuDataTransfer::size#3
+Identical Phi Values (nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData#0 (nomodify void*) ppuDataFetch::ppuData#0
+Identical Phi Values (nomodify void*) ppuDataFetch::cpuData#1 (nomodify void*) ppuDataFetch::cpuData#0
+Identical Phi Values (word) ppuDataFetch::size#2 (word) ppuDataFetch::size#0
+Identical Phi Values (word) ppuDataFetch::size#1 (word) ppuDataFetch::size#2
+Identical Phi Values (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 (nomodify void*) ppuDataSet::ppuData#0
+Identical Phi Values (byte) ppuDataSet::val#1 (byte) ppuDataSet::val#0
 Identical Phi Values (to_nomodify byte*) cputs::s#3 (to_nomodify byte*) cputs::s#1
+Identical Phi Values (byte) cputsxy::x#1 (byte) cputsxy::x#0
+Identical Phi Values (byte) cputsxy::y#1 (byte) cputsxy::y#0
+Identical Phi Values (to_nomodify byte*) cputsxy::s#1 (to_nomodify byte*) cputsxy::s#0
+Identical Phi Values (byte) uctoa::radix#1 (byte) uctoa::radix#0
+Identical Phi Values (byte) uctoa::value#10 (byte) uctoa::value#1
+Identical Phi Values (byte*) uctoa::buffer#10 (byte*) uctoa::buffer#5
+Identical Phi Values (byte) uctoa::max_digits#10 (byte) uctoa::max_digits#7
+Identical Phi Values (byte*) uctoa::digit_values#10 (byte*) uctoa::digit_values#8
+Identical Phi Values (byte) uctoa_append::value#5 (byte) uctoa_append::value#0
+Identical Phi Values (byte) uctoa_append::sub#3 (byte) uctoa_append::sub#0
+Identical Phi Values (byte*) uctoa_append::buffer#3 (byte*) uctoa_append::buffer#0
+Identical Phi Values (byte) uctoa_append::sub#1 (byte) uctoa_append::sub#3
+Identical Phi Values (byte*) uctoa_append::buffer#1 (byte*) uctoa_append::buffer#3
 Successful SSA optimization Pass2IdenticalPhiElimination
 Simple Condition (bool~) readJoy1::$0 [10] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2
 Simple Condition (bool~) ppuDataFill::$1 [30] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::@2
-Simple Condition (bool~) ppuDataTransfer::$1 [49] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#0) goto ppuDataTransfer::@2
-Simple Condition (bool~) gotoxy::$1 [97] if((byte) gotoxy::y#1<=(byte) $1e) goto gotoxy::@1
-Simple Condition (bool~) gotoxy::$3 [100] if((byte) gotoxy::x#1<(byte) $20) goto gotoxy::@2
-Simple Condition (bool~) cputc::$0 [113] if((byte) cputc::c#0==(byte) '
+Simple Condition (bool~) ppuDataTransfer::$1 [49] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#3) goto ppuDataTransfer::@2
+Simple Condition (bool~) ppuDataFetch::$1 [71] if((word) ppuDataFetch::i#2<(word) ppuDataFetch::size#0) goto ppuDataFetch::ppuDataRead1
+Simple Condition (bool~) gotoxy::$1 [106] if((byte) gotoxy::y#4<=(byte) $1e) goto gotoxy::@1
+Simple Condition (bool~) gotoxy::$3 [109] if((byte) gotoxy::x#4<(byte) $20) goto gotoxy::@2
+Simple Condition (bool~) cputc::$0 [122] if((byte) cputc::c#2==(byte) '
 ') goto cputc::@1
-Simple Condition (bool~) cputc::$4 [121] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return
-Simple Condition (bool~) cscroll::$1 [130] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return
-Simple Condition (bool~) cscroll::$8 [132] if((byte) 0!=(byte) conio_scroll_enable) goto cscroll::@3
-Simple Condition (bool~) cscroll::$3 [141] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@5
-Simple Condition (bool~) cscroll::$4 [151] if((byte) cscroll::x#2<(byte) $20) goto cscroll::@8
-Simple Condition (bool~) cputs::$1 [170] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2
-Simple Condition (bool~) main::initNES1_waitForVBlank1_$1 [190] if((byte) 0==(byte~) main::initNES1_waitForVBlank1_$0) goto main::initNES1_waitForVBlank1_@1
-Simple Condition (bool~) main::initNES1_$5 [203] if((byte) 0!=(byte) main::initNES1_i#1) goto main::initNES1_@1
-Simple Condition (bool~) main::initNES1_waitForVBlank2_$1 [208] if((byte) 0==(byte~) main::initNES1_waitForVBlank2_$0) goto main::initNES1_waitForVBlank2_@1
-Simple Condition (bool~) main::$8 [234] if((number) 0!=(number) 1) goto main::@1
-Simple Condition (bool~) vblank::$2 [243] if((byte) 0==(byte~) vblank::$1) goto vblank::@1
-Simple Condition (bool~) vblank::$4 [246] if((byte) 0==(byte~) vblank::$3) goto vblank::@2
-Simple Condition (bool~) vblank::$10 [249] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1
-Simple Condition (bool~) vblank::$6 [253] if((byte) 0==(byte~) vblank::$5) goto vblank::@3
-Simple Condition (bool~) vblank::$12 [256] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2
-Simple Condition (bool~) vblank::$8 [260] if((byte) 0==(byte~) vblank::$7) goto vblank::@4
+Simple Condition (bool~) cputc::$4 [130] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return
+Simple Condition (bool~) cscroll::$1 [139] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return
+Simple Condition (bool~) cscroll::$7 [141] if((byte) 0!=(byte) conio_scroll_enable) goto cscroll::@3
+Simple Condition (bool~) cscroll::$3 [150] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@5
+Simple Condition (bool~) cputs::$1 [175] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2
+Simple Condition (bool~) uctoa::$0 [197] if((byte) uctoa::radix#0==(const byte) DECIMAL) goto uctoa::@1
+Simple Condition (bool~) uctoa::$1 [201] if((byte) uctoa::radix#0==(const byte) HEXADECIMAL) goto uctoa::@2
+Simple Condition (bool~) uctoa::$2 [205] if((byte) uctoa::radix#0==(const byte) OCTAL) goto uctoa::@3
+Simple Condition (bool~) uctoa::$3 [209] if((byte) uctoa::radix#0==(const byte) BINARY) goto uctoa::@4
+Simple Condition (bool~) uctoa::$5 [226] if((byte) uctoa::digit#2<(byte~) uctoa::$4) goto uctoa::@11
+Simple Condition (bool~) uctoa_append::$0 [249] if((byte) uctoa_append::value#2>=(byte) uctoa_append::sub#0) goto uctoa_append::@2
+Simple Condition (bool~) main::initNES1_waitForVBlank1_$1 [270] if((byte) 0==(byte~) main::initNES1_waitForVBlank1_$0) goto main::initNES1_waitForVBlank1_@1
+Simple Condition (bool~) main::initNES1_$5 [283] if((byte) 0!=(byte) main::initNES1_i#1) goto main::initNES1_@1
+Simple Condition (bool~) main::initNES1_waitForVBlank2_$1 [288] if((byte) 0==(byte~) main::initNES1_waitForVBlank2_$0) goto main::initNES1_waitForVBlank2_@1
+Simple Condition (bool~) main::$9 [308] if((byte) main::x#10<(byte~) main::$8) goto main::@1
+Simple Condition (bool~) main::$16 [324] if((byte) main::y#10<(byte~) main::$15) goto main::@3
+Simple Condition (bool~) main::$22 [339] if((byte) main::i#2<(byte) main::screensizey3_return#0) goto main::@5
+Simple Condition (bool~) main::$26 [358] if((number) 0!=(number) 1) goto main::@7
+Simple Condition (bool~) vblank::$2 [367] if((byte) 0==(byte~) vblank::$1) goto vblank::@1
+Simple Condition (bool~) vblank::$4 [370] if((byte) 0==(byte~) vblank::$3) goto vblank::@2
+Simple Condition (bool~) vblank::$10 [373] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1
+Simple Condition (bool~) vblank::$6 [377] if((byte) 0==(byte~) vblank::$5) goto vblank::@3
+Simple Condition (bool~) vblank::$12 [380] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2
+Simple Condition (bool~) vblank::$8 [384] if((byte) 0==(byte~) vblank::$7) goto vblank::@4
 Successful SSA optimization Pass2ConditionalJumpSimplification
+Rewriting ! if()-condition to reversed if() [230] (bool~) uctoa::$8 ← ! (bool~) uctoa::$7
+Rewriting || if()-condition to two if()s [229] (bool~) uctoa::$7 ← (byte) uctoa::started#2 || (bool~) uctoa::$6
+Successful SSA optimization Pass2ConditionalAndOrRewriting
+Warning! Adding boolean cast to non-boolean condition (byte) uctoa::started#2
 Constant right-side identified [0] (byte*~) readJoy1::$7 ← (byte*)(const struct RICOH_2A03*) APU
 Constant right-side identified [3] (byte*~) readJoy1::$8 ← (byte*)(const struct RICOH_2A03*) APU
 Constant right-side identified [12] (byte*~) readJoy1::$9 ← (byte*)(const struct RICOH_2A03*) APU
@@ -1552,22 +2396,22 @@ Constant right-side identified [31] (byte*~) ppuDataFill::ppuDataPut1_$1 ← (by
 Constant right-side identified [38] (byte*~) ppuDataTransfer::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
 Constant right-side identified [42] (byte*~) ppuDataTransfer::ppuDataPrepare1_$5 ← (byte*)(const struct RICOH_2C02*) PPU
 Constant right-side identified [51] (byte*~) ppuDataTransfer::ppuDataPut1_$1 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [59] (byte*~) ppuDataSet::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [63] (byte*~) ppuDataSet::ppuDataPrepare1_$5 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [66] (byte*~) ppuDataSet::ppuDataPut1_$1 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [72] (byte*~) ppuDataGet::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [76] (byte*~) ppuDataGet::ppuDataPrepare1_$5 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [79] (byte*~) ppuDataGet::ppuDataRead1_$1 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [175] (byte*~) main::initNES1_disableVideoOutput1_$2 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [178] (byte*~) main::initNES1_disableVideoOutput1_$3 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [182] (byte*~) main::initNES1_disableAudioOutput1_$1 ← (byte*)(const struct RICOH_2A03*) APU
-Constant right-side identified [186] (byte*~) main::initNES1_waitForVBlank1_$3 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [204] (byte*~) main::initNES1_waitForVBlank2_$3 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [210] (word) ppuDataTransfer::size#0 ← sizeof  (const byte*) PALETTE
-Constant right-side identified [227] (byte*~) main::enableVideoOutput1_$2 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [230] (byte*~) main::enableVideoOutput1_$3 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [262] (byte*~) vblank::$15 ← (byte*)(const struct RICOH_2C02*) PPU
-Constant right-side identified [265] (byte*~) vblank::$16 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [59] (byte*~) ppuDataFetch::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [63] (byte*~) ppuDataFetch::ppuDataPrepare1_$5 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [72] (byte*~) ppuDataFetch::ppuDataRead1_$1 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [81] (byte*~) ppuDataSet::ppuDataPrepare1_$4 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [85] (byte*~) ppuDataSet::ppuDataPrepare1_$5 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [88] (byte*~) ppuDataSet::ppuDataPut1_$1 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [255] (byte*~) main::initNES1_disableVideoOutput1_$2 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [258] (byte*~) main::initNES1_disableVideoOutput1_$3 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [262] (byte*~) main::initNES1_disableAudioOutput1_$1 ← (byte*)(const struct RICOH_2A03*) APU
+Constant right-side identified [266] (byte*~) main::initNES1_waitForVBlank1_$3 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [284] (byte*~) main::initNES1_waitForVBlank2_$3 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [290] (word) ppuDataTransfer::size#1 ← sizeof  (const byte*) PALETTE
+Constant right-side identified [351] (byte*~) main::enableVideoOutput1_$2 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [354] (byte*~) main::enableVideoOutput1_$3 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [386] (byte*~) vblank::$15 ← (byte*)(const struct RICOH_2C02*) PPU
+Constant right-side identified [389] (byte*~) vblank::$16 ← (byte*)(const struct RICOH_2C02*) PPU
 Successful SSA optimization Pass2ConstantRValueConsolidation
 Constant (const byte*) readJoy1::$7 = (byte*)APU
 Constant (const byte*) readJoy1::$8 = (byte*)APU
@@ -1582,12 +2426,13 @@ Constant (const byte*) ppuDataTransfer::ppuDataPrepare1_$4 = (byte*)PPU
 Constant (const byte*) ppuDataTransfer::ppuDataPrepare1_$5 = (byte*)PPU
 Constant (const word) ppuDataTransfer::i#0 = 0
 Constant (const byte*) ppuDataTransfer::ppuDataPut1_$1 = (byte*)PPU
+Constant (const byte*) ppuDataFetch::ppuDataPrepare1_$4 = (byte*)PPU
+Constant (const byte*) ppuDataFetch::ppuDataPrepare1_$5 = (byte*)PPU
+Constant (const word) ppuDataFetch::i#0 = 0
+Constant (const byte*) ppuDataFetch::ppuDataRead1_$1 = (byte*)PPU
 Constant (const byte*) ppuDataSet::ppuDataPrepare1_$4 = (byte*)PPU
 Constant (const byte*) ppuDataSet::ppuDataPrepare1_$5 = (byte*)PPU
 Constant (const byte*) ppuDataSet::ppuDataPut1_$1 = (byte*)PPU
-Constant (const byte*) ppuDataGet::ppuDataPrepare1_$4 = (byte*)PPU
-Constant (const byte*) ppuDataGet::ppuDataPrepare1_$5 = (byte*)PPU
-Constant (const byte*) ppuDataGet::ppuDataRead1_$1 = (byte*)PPU
 Constant (const nomodify void*) ppuDataFill::ppuData#0 = (void*)CONIO_SCREEN_TEXT
 Constant (const byte) ppuDataFill::val#0 = ' '
 Constant (const word) ppuDataFill::size#0 = $3c0
@@ -1598,40 +2443,77 @@ Constant (const byte*) cscroll::line2#0 = CONIO_SCREEN_TEXT+$20
 Constant (const byte) cscroll::y#0 = 0
 Constant (const byte) gotoxy::x#1 = 0
 Constant (const byte) gotoxy::y#1 = 0
-Constant (const byte) cscroll::x#0 = 0
+Constant (const nomodify void*) ppuDataFetch::cpuData#0 = (void*)scroll_buffer
+Constant (const word) ppuDataFetch::size#0 = $20
+Constant (const nomodify void*) ppuDataTransfer::cpuData#0 = (void*)scroll_buffer
+Constant (const word) ppuDataTransfer::size#0 = $20
 Constant (const nomodify void*) ppuDataFill::ppuData#1 = (void*)CONIO_SCREEN_TEXT+(word)$1e*$20-$20
 Constant (const byte) ppuDataFill::val#1 = ' '
 Constant (const word) ppuDataFill::size#1 = $20
 Constant (const byte) cputs::c#0 = 0
+Constant (const byte) uctoa::max_digits#0 = 0
+Constant (const byte*) uctoa::digit_values#0 = (byte*) 0
+Constant (const byte) uctoa::max_digits#1 = 3
+Constant (const byte*) uctoa::digit_values#1 = RADIX_DECIMAL_VALUES_CHAR
+Constant (const byte) uctoa::max_digits#2 = 2
+Constant (const byte*) uctoa::digit_values#2 = RADIX_HEXADECIMAL_VALUES_CHAR
+Constant (const byte) uctoa::max_digits#3 = 3
+Constant (const byte*) uctoa::digit_values#3 = RADIX_OCTAL_VALUES_CHAR
+Constant (const byte) uctoa::max_digits#4 = 8
+Constant (const byte*) uctoa::digit_values#4 = RADIX_BINARY_VALUES_CHAR
+Constant (const byte) uctoa::started#0 = 0
+Constant (const byte) uctoa::digit#0 = 0
+Constant (const byte) uctoa::started#1 = 1
+Constant (const byte) uctoa_append::digit#0 = 0
 Constant (const byte*) main::initNES1_disableVideoOutput1_$2 = (byte*)PPU
 Constant (const byte*) main::initNES1_disableVideoOutput1_$3 = (byte*)PPU
 Constant (const byte*) main::initNES1_disableAudioOutput1_$1 = (byte*)APU
 Constant (const byte*) main::initNES1_waitForVBlank1_$3 = (byte*)PPU
 Constant (const byte) main::initNES1_i#0 = 0
 Constant (const byte*) main::initNES1_waitForVBlank2_$3 = (byte*)PPU
-Constant (const word) ppuDataTransfer::size#0 = sizeof PALETTE
-Constant (const nomodify void*) ppuDataTransfer::ppuData#0 = (void*)PPU_PALETTE
-Constant (const nomodify void*) ppuDataTransfer::cpuData#0 = (void*)PALETTE
+Constant (const word) ppuDataTransfer::size#1 = sizeof PALETTE
+Constant (const nomodify void*) ppuDataTransfer::ppuData#1 = (void*)PPU_PALETTE
+Constant (const nomodify void*) ppuDataTransfer::cpuData#1 = (void*)PALETTE
 Constant (const nomodify void*) ppuDataFill::ppuData#2 = (void*)PPU_ATTRIBUTE_TABLE_0
 Constant (const byte) ppuDataFill::val#2 = 0
 Constant (const word) ppuDataFill::size#2 = $40
 Constant (const nomodify void*) ppuDataFill::ppuData#3 = (void*)PPU_ATTRIBUTE_TABLE_1
 Constant (const byte) ppuDataFill::val#3 = 0
 Constant (const word) ppuDataFill::size#3 = $40
-Constant (const to_nomodify byte*) cputs::s#1 = main::s
+Constant (const byte) main::x#0 = 1
+Constant (const byte) main::screensizex1_return#0 = $20
+Constant (const byte) cputcxy::y#0 = 1
+Constant (const byte) cputcxy::c#0 = '-'
+Constant (const byte) main::screensizey1_return#0 = $1e
+Constant (const byte) cputcxy::c#1 = '-'
+Constant (const byte) main::y#0 = 1
+Constant (const byte) main::screensizey2_return#0 = $1e
+Constant (const byte) cputcxy::x#2 = 1
+Constant (const byte) cputcxy::c#2 = 'i'
+Constant (const byte) main::screensizex2_return#0 = $20
+Constant (const byte) cputcxy::c#3 = 'i'
+Constant (const byte) main::i#0 = 0
+Constant (const byte) main::screensizey3_return#0 = $1e
+Constant (const byte*) uctoa::buffer#5 = num_buffer
+Constant (const byte) uctoa::radix#0 = HEXADECIMAL
+Constant (const to_nomodify byte*) cputsxy::s#0 = num_buffer
 Constant (const byte*) main::enableVideoOutput1_$2 = (byte*)PPU
 Constant (const byte*) main::enableVideoOutput1_$3 = (byte*)PPU
 Constant (const byte*) vblank::$15 = (byte*)PPU
 Constant (const byte*) vblank::$16 = (byte*)PPU
 Constant (const byte) conio_scroll_enable = 1
 Successful SSA optimization Pass2ConstantIdentification
-Constant (const byte*) ppuDataTransfer::cpuSrc#0 = (byte*)ppuDataTransfer::cpuData#0
+Constant (const byte*) ppuDataFetch::cpuDst#0 = (byte*)ppuDataFetch::cpuData#0
+Constant (const to_nomodify byte*) cputs::s#1 = cputsxy::s#0
 Successful SSA optimization Pass2ConstantIdentification
-if() condition always true - replacing block destination [97] if((const byte) gotoxy::y#1<=(byte) $1e) goto gotoxy::@1
-if() condition always true - replacing block destination [100] if((const byte) gotoxy::x#1<(byte) $20) goto gotoxy::@2
-if() condition always true - replacing block destination [132] if((byte) 0!=(const byte) conio_scroll_enable) goto cscroll::@3
-if() condition always true - replacing block destination [234] if((number) 0!=(number) 1) goto main::@1
+if() condition always true - replacing block destination [141] if((byte) 0!=(const byte) conio_scroll_enable) goto cscroll::@3
+if() condition always false - eliminating [197] if((const byte) uctoa::radix#0==(const byte) DECIMAL) goto uctoa::@1
+if() condition always true - replacing block destination [201] if((const byte) uctoa::radix#0==(const byte) HEXADECIMAL) goto uctoa::@2
+if() condition always false - eliminating [205] if((const byte) uctoa::radix#0==(const byte) OCTAL) goto uctoa::@3
+if() condition always false - eliminating [209] if((const byte) uctoa::radix#0==(const byte) BINARY) goto uctoa::@4
+if() condition always true - replacing block destination [358] if((number) 0!=(number) 1) goto main::@7
 Successful SSA optimization Pass2ConstantIfs
+Rewriting conditional comparison [106] if((byte) gotoxy::y#4<=(byte) $1e) goto gotoxy::@1
 Converting *(pointer+n) to pointer[n] [2] *((byte*~) readJoy1::$4) ← (byte) 1  -- *(readJoy1::$7 + OFFSET_STRUCT_RICOH_2A03_JOY1)
 Converting *(pointer+n) to pointer[n] [5] *((byte*~) readJoy1::$5) ← (byte) 0  -- *(readJoy1::$8 + OFFSET_STRUCT_RICOH_2A03_JOY1)
 Converting *(pointer+n) to pointer[n] [14] (byte~) readJoy1::$2 ← *((byte*~) readJoy1::$6) & (byte) 1  -- *(readJoy1::$9 + OFFSET_STRUCT_RICOH_2A03_JOY1)
@@ -1641,27 +2523,27 @@ Converting *(pointer+n) to pointer[n] [33] *((byte*~) ppuDataFill::ppuDataPut1_$
 Converting *(pointer+n) to pointer[n] [40] *((byte*~) ppuDataTransfer::ppuDataPrepare1_$2) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$0  -- *(ppuDataTransfer::ppuDataPrepare1_$4 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
 Converting *(pointer+n) to pointer[n] [44] *((byte*~) ppuDataTransfer::ppuDataPrepare1_$3) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$1  -- *(ppuDataTransfer::ppuDataPrepare1_$5 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
 Converting *(pointer+n) to pointer[n] [53] *((byte*~) ppuDataTransfer::ppuDataPut1_$0) ← (byte) ppuDataTransfer::ppuDataPut1_val#0  -- *(ppuDataTransfer::ppuDataPut1_$1 + OFFSET_STRUCT_RICOH_2C02_PPUDATA)
-Converting *(pointer+n) to pointer[n] [61] *((byte*~) ppuDataSet::ppuDataPrepare1_$2) ← (byte~) ppuDataSet::ppuDataPrepare1_$0  -- *(ppuDataSet::ppuDataPrepare1_$4 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
-Converting *(pointer+n) to pointer[n] [65] *((byte*~) ppuDataSet::ppuDataPrepare1_$3) ← (byte~) ppuDataSet::ppuDataPrepare1_$1  -- *(ppuDataSet::ppuDataPrepare1_$5 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
-Converting *(pointer+n) to pointer[n] [68] *((byte*~) ppuDataSet::ppuDataPut1_$0) ← (byte) ppuDataSet::val#2  -- *(ppuDataSet::ppuDataPut1_$1 + OFFSET_STRUCT_RICOH_2C02_PPUDATA)
-Converting *(pointer+n) to pointer[n] [74] *((byte*~) ppuDataGet::ppuDataPrepare1_$2) ← (byte~) ppuDataGet::ppuDataPrepare1_$0  -- *(ppuDataGet::ppuDataPrepare1_$4 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
-Converting *(pointer+n) to pointer[n] [78] *((byte*~) ppuDataGet::ppuDataPrepare1_$3) ← (byte~) ppuDataGet::ppuDataPrepare1_$1  -- *(ppuDataGet::ppuDataPrepare1_$5 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
-Converting *(pointer+n) to pointer[n] [81] (byte) ppuDataGet::ppuDataRead1_return#0 ← *((byte*~) ppuDataGet::ppuDataRead1_$0)  -- *(ppuDataGet::ppuDataRead1_$1 + OFFSET_STRUCT_RICOH_2C02_PPUDATA)
-Converting *(pointer+n) to pointer[n] [177] *((byte*~) main::initNES1_disableVideoOutput1_$0) ← (byte) 0  -- *(main::initNES1_disableVideoOutput1_$2 + OFFSET_STRUCT_RICOH_2C02_PPUCTRL)
-Converting *(pointer+n) to pointer[n] [180] *((byte*~) main::initNES1_disableVideoOutput1_$1) ← (byte) 0  -- *(main::initNES1_disableVideoOutput1_$3 + OFFSET_STRUCT_RICOH_2C02_PPUMASK)
-Converting *(pointer+n) to pointer[n] [184] *((byte*~) main::initNES1_disableAudioOutput1_$0) ← (byte) $40  -- *(main::initNES1_disableAudioOutput1_$1 + OFFSET_STRUCT_RICOH_2A03_DMC_FREQ)
-Converting *(pointer+n) to pointer[n] [188] (byte~) main::initNES1_waitForVBlank1_$0 ← *((byte*~) main::initNES1_waitForVBlank1_$2) & (byte) $80  -- *(main::initNES1_waitForVBlank1_$3 + OFFSET_STRUCT_RICOH_2C02_PPUSTATUS)
-Converting *(pointer+n) to pointer[n] [206] (byte~) main::initNES1_waitForVBlank2_$0 ← *((byte*~) main::initNES1_waitForVBlank2_$2) & (byte) $80  -- *(main::initNES1_waitForVBlank2_$3 + OFFSET_STRUCT_RICOH_2C02_PPUSTATUS)
-Converting *(pointer+n) to pointer[n] [229] *((byte*~) main::enableVideoOutput1_$0) ← (byte) $80  -- *(main::enableVideoOutput1_$2 + OFFSET_STRUCT_RICOH_2C02_PPUCTRL)
-Converting *(pointer+n) to pointer[n] [232] *((byte*~) main::enableVideoOutput1_$1) ← (byte) $1e  -- *(main::enableVideoOutput1_$3 + OFFSET_STRUCT_RICOH_2C02_PPUMASK)
-Converting *(pointer+n) to pointer[n] [264] *((byte*~) vblank::$13) ← (volatile byte) x_scroll  -- *(vblank::$15 + OFFSET_STRUCT_RICOH_2C02_PPUSCROLL)
-Converting *(pointer+n) to pointer[n] [267] *((byte*~) vblank::$14) ← (volatile byte) y_scroll  -- *(vblank::$16 + OFFSET_STRUCT_RICOH_2C02_PPUSCROLL)
+Converting *(pointer+n) to pointer[n] [61] *((byte*~) ppuDataFetch::ppuDataPrepare1_$2) ← (byte~) ppuDataFetch::ppuDataPrepare1_$0  -- *(ppuDataFetch::ppuDataPrepare1_$4 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
+Converting *(pointer+n) to pointer[n] [65] *((byte*~) ppuDataFetch::ppuDataPrepare1_$3) ← (byte~) ppuDataFetch::ppuDataPrepare1_$1  -- *(ppuDataFetch::ppuDataPrepare1_$5 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
+Converting *(pointer+n) to pointer[n] [74] (byte) ppuDataFetch::ppuDataRead1_return#0 ← *((byte*~) ppuDataFetch::ppuDataRead1_$0)  -- *(ppuDataFetch::ppuDataRead1_$1 + OFFSET_STRUCT_RICOH_2C02_PPUDATA)
+Converting *(pointer+n) to pointer[n] [83] *((byte*~) ppuDataSet::ppuDataPrepare1_$2) ← (byte~) ppuDataSet::ppuDataPrepare1_$0  -- *(ppuDataSet::ppuDataPrepare1_$4 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
+Converting *(pointer+n) to pointer[n] [87] *((byte*~) ppuDataSet::ppuDataPrepare1_$3) ← (byte~) ppuDataSet::ppuDataPrepare1_$1  -- *(ppuDataSet::ppuDataPrepare1_$5 + OFFSET_STRUCT_RICOH_2C02_PPUADDR)
+Converting *(pointer+n) to pointer[n] [90] *((byte*~) ppuDataSet::ppuDataPut1_$0) ← (byte) ppuDataSet::val#0  -- *(ppuDataSet::ppuDataPut1_$1 + OFFSET_STRUCT_RICOH_2C02_PPUDATA)
+Converting *(pointer+n) to pointer[n] [257] *((byte*~) main::initNES1_disableVideoOutput1_$0) ← (byte) 0  -- *(main::initNES1_disableVideoOutput1_$2 + OFFSET_STRUCT_RICOH_2C02_PPUCTRL)
+Converting *(pointer+n) to pointer[n] [260] *((byte*~) main::initNES1_disableVideoOutput1_$1) ← (byte) 0  -- *(main::initNES1_disableVideoOutput1_$3 + OFFSET_STRUCT_RICOH_2C02_PPUMASK)
+Converting *(pointer+n) to pointer[n] [264] *((byte*~) main::initNES1_disableAudioOutput1_$0) ← (byte) $40  -- *(main::initNES1_disableAudioOutput1_$1 + OFFSET_STRUCT_RICOH_2A03_DMC_FREQ)
+Converting *(pointer+n) to pointer[n] [268] (byte~) main::initNES1_waitForVBlank1_$0 ← *((byte*~) main::initNES1_waitForVBlank1_$2) & (byte) $80  -- *(main::initNES1_waitForVBlank1_$3 + OFFSET_STRUCT_RICOH_2C02_PPUSTATUS)
+Converting *(pointer+n) to pointer[n] [286] (byte~) main::initNES1_waitForVBlank2_$0 ← *((byte*~) main::initNES1_waitForVBlank2_$2) & (byte) $80  -- *(main::initNES1_waitForVBlank2_$3 + OFFSET_STRUCT_RICOH_2C02_PPUSTATUS)
+Converting *(pointer+n) to pointer[n] [353] *((byte*~) main::enableVideoOutput1_$0) ← (byte) $80  -- *(main::enableVideoOutput1_$2 + OFFSET_STRUCT_RICOH_2C02_PPUCTRL)
+Converting *(pointer+n) to pointer[n] [356] *((byte*~) main::enableVideoOutput1_$1) ← (byte) $1e  -- *(main::enableVideoOutput1_$3 + OFFSET_STRUCT_RICOH_2C02_PPUMASK)
+Converting *(pointer+n) to pointer[n] [388] *((byte*~) vblank::$13) ← (volatile byte) x_scroll  -- *(vblank::$15 + OFFSET_STRUCT_RICOH_2C02_PPUSCROLL)
+Converting *(pointer+n) to pointer[n] [391] *((byte*~) vblank::$14) ← (volatile byte) y_scroll  -- *(vblank::$16 + OFFSET_STRUCT_RICOH_2C02_PPUSCROLL)
 Successful SSA optimization Pass2InlineDerefIdx
-Simplifying expression containing zero main::initNES1_disableVideoOutput1_$2 in [176] (byte*~) main::initNES1_disableVideoOutput1_$0 ← (const byte*) main::initNES1_disableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL
-Simplifying expression containing zero main::initNES1_disableVideoOutput1_$2 in [177] *((const byte*) main::initNES1_disableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL) ← (byte) 0
-Simplifying expression containing zero MEMORY in [193] *((const nomodify byte*) MEMORY+(byte) 0 + (byte) main::initNES1_i#2) ← (byte) 0
-Simplifying expression containing zero main::enableVideoOutput1_$2 in [228] (byte*~) main::enableVideoOutput1_$0 ← (const byte*) main::enableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL
-Simplifying expression containing zero main::enableVideoOutput1_$2 in [229] *((const byte*) main::enableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL) ← (byte) $80
+Simplifying expression containing zero main::initNES1_disableVideoOutput1_$2 in [256] (byte*~) main::initNES1_disableVideoOutput1_$0 ← (const byte*) main::initNES1_disableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL
+Simplifying expression containing zero main::initNES1_disableVideoOutput1_$2 in [257] *((const byte*) main::initNES1_disableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL) ← (byte) 0
+Simplifying expression containing zero MEMORY in [273] *((const nomodify byte*) MEMORY+(byte) 0 + (byte) main::initNES1_i#2) ← (byte) 0
+Simplifying expression containing zero main::enableVideoOutput1_$2 in [352] (byte*~) main::enableVideoOutput1_$0 ← (const byte*) main::enableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL
+Simplifying expression containing zero main::enableVideoOutput1_$2 in [353] *((const byte*) main::enableVideoOutput1_$2 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL) ← (byte) $80
 Successful SSA optimization PassNSimplifyExpressionWithZero
 Eliminating unused variable (byte*~) readJoy1::$4 and assignment [0] (byte*~) readJoy1::$4 ← (const byte*) readJoy1::$7 + (const byte) OFFSET_STRUCT_RICOH_2A03_JOY1
 Eliminating unused variable (byte*~) readJoy1::$5 and assignment [2] (byte*~) readJoy1::$5 ← (const byte*) readJoy1::$8 + (const byte) OFFSET_STRUCT_RICOH_2A03_JOY1
@@ -1669,64 +2551,116 @@ Eliminating unused variable (byte*~) readJoy1::$6 and assignment [7] (byte*~) re
 Eliminating unused variable (byte*~) ppuDataFill::ppuDataPrepare1_$2 and assignment [14] (byte*~) ppuDataFill::ppuDataPrepare1_$2 ← (const byte*) ppuDataFill::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
 Eliminating unused variable (byte*~) ppuDataFill::ppuDataPrepare1_$3 and assignment [17] (byte*~) ppuDataFill::ppuDataPrepare1_$3 ← (const byte*) ppuDataFill::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
 Eliminating unused variable (byte*~) ppuDataFill::ppuDataPut1_$0 and assignment [21] (byte*~) ppuDataFill::ppuDataPut1_$0 ← (const byte*) ppuDataFill::ppuDataPut1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
-Eliminating unused variable (byte*~) ppuDataTransfer::ppuDataPrepare1_$2 and assignment [26] (byte*~) ppuDataTransfer::ppuDataPrepare1_$2 ← (const byte*) ppuDataTransfer::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
-Eliminating unused variable (byte*~) ppuDataTransfer::ppuDataPrepare1_$3 and assignment [29] (byte*~) ppuDataTransfer::ppuDataPrepare1_$3 ← (const byte*) ppuDataTransfer::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
-Eliminating unused variable (byte*~) ppuDataTransfer::ppuDataPut1_$0 and assignment [34] (byte*~) ppuDataTransfer::ppuDataPut1_$0 ← (const byte*) ppuDataTransfer::ppuDataPut1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
-Eliminating unused variable (byte*~) ppuDataSet::ppuDataPrepare1_$2 and assignment [41] (byte*~) ppuDataSet::ppuDataPrepare1_$2 ← (const byte*) ppuDataSet::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
-Eliminating unused variable (byte*~) ppuDataSet::ppuDataPrepare1_$3 and assignment [44] (byte*~) ppuDataSet::ppuDataPrepare1_$3 ← (const byte*) ppuDataSet::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
-Eliminating unused variable (byte*~) ppuDataSet::ppuDataPut1_$0 and assignment [46] (byte*~) ppuDataSet::ppuDataPut1_$0 ← (const byte*) ppuDataSet::ppuDataPut1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
-Eliminating unused variable (byte*~) ppuDataGet::ppuDataPrepare1_$2 and assignment [50] (byte*~) ppuDataGet::ppuDataPrepare1_$2 ← (const byte*) ppuDataGet::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
-Eliminating unused variable (byte*~) ppuDataGet::ppuDataPrepare1_$3 and assignment [53] (byte*~) ppuDataGet::ppuDataPrepare1_$3 ← (const byte*) ppuDataGet::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
-Eliminating unused variable (byte*~) ppuDataGet::ppuDataRead1_$0 and assignment [55] (byte*~) ppuDataGet::ppuDataRead1_$0 ← (const byte*) ppuDataGet::ppuDataRead1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
-Eliminating unused variable (byte*~) main::initNES1_disableVideoOutput1_$0 and assignment [119] (byte*~) main::initNES1_disableVideoOutput1_$0 ← (const byte*) main::initNES1_disableVideoOutput1_$2
-Eliminating unused variable (byte*~) main::initNES1_disableVideoOutput1_$1 and assignment [121] (byte*~) main::initNES1_disableVideoOutput1_$1 ← (const byte*) main::initNES1_disableVideoOutput1_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK
-Eliminating unused variable (byte*~) main::initNES1_disableAudioOutput1_$0 and assignment [124] (byte*~) main::initNES1_disableAudioOutput1_$0 ← (const byte*) main::initNES1_disableAudioOutput1_$1 + (const byte) OFFSET_STRUCT_RICOH_2A03_DMC_FREQ
-Eliminating unused variable (byte*~) main::initNES1_waitForVBlank1_$2 and assignment [127] (byte*~) main::initNES1_waitForVBlank1_$2 ← (const byte*) main::initNES1_waitForVBlank1_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUSTATUS
-Eliminating unused variable (byte*~) main::initNES1_waitForVBlank2_$2 and assignment [141] (byte*~) main::initNES1_waitForVBlank2_$2 ← (const byte*) main::initNES1_waitForVBlank2_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUSTATUS
-Eliminating unused variable (byte*~) main::enableVideoOutput1_$0 and assignment [152] (byte*~) main::enableVideoOutput1_$0 ← (const byte*) main::enableVideoOutput1_$2
-Eliminating unused variable (byte*~) main::enableVideoOutput1_$1 and assignment [154] (byte*~) main::enableVideoOutput1_$1 ← (const byte*) main::enableVideoOutput1_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK
-Eliminating unused variable (byte*~) vblank::$13 and assignment [177] (byte*~) vblank::$13 ← (const byte*) vblank::$15 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
-Eliminating unused variable (byte*~) vblank::$14 and assignment [179] (byte*~) vblank::$14 ← (const byte*) vblank::$16 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
+Eliminating unused variable (byte*~) ppuDataTransfer::ppuDataPrepare1_$2 and assignment [27] (byte*~) ppuDataTransfer::ppuDataPrepare1_$2 ← (const byte*) ppuDataTransfer::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
+Eliminating unused variable (byte*~) ppuDataTransfer::ppuDataPrepare1_$3 and assignment [30] (byte*~) ppuDataTransfer::ppuDataPrepare1_$3 ← (const byte*) ppuDataTransfer::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
+Eliminating unused variable (byte*~) ppuDataTransfer::ppuDataPut1_$0 and assignment [36] (byte*~) ppuDataTransfer::ppuDataPut1_$0 ← (const byte*) ppuDataTransfer::ppuDataPut1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
+Eliminating unused variable (byte*~) ppuDataFetch::ppuDataPrepare1_$2 and assignment [42] (byte*~) ppuDataFetch::ppuDataPrepare1_$2 ← (const byte*) ppuDataFetch::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
+Eliminating unused variable (byte*~) ppuDataFetch::ppuDataPrepare1_$3 and assignment [45] (byte*~) ppuDataFetch::ppuDataPrepare1_$3 ← (const byte*) ppuDataFetch::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
+Eliminating unused variable (byte*~) ppuDataFetch::ppuDataRead1_$0 and assignment [50] (byte*~) ppuDataFetch::ppuDataRead1_$0 ← (const byte*) ppuDataFetch::ppuDataRead1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
+Eliminating unused variable (byte*~) ppuDataSet::ppuDataPrepare1_$2 and assignment [57] (byte*~) ppuDataSet::ppuDataPrepare1_$2 ← (const byte*) ppuDataSet::ppuDataPrepare1_$4 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
+Eliminating unused variable (byte*~) ppuDataSet::ppuDataPrepare1_$3 and assignment [60] (byte*~) ppuDataSet::ppuDataPrepare1_$3 ← (const byte*) ppuDataSet::ppuDataPrepare1_$5 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR
+Eliminating unused variable (byte*~) ppuDataSet::ppuDataPut1_$0 and assignment [62] (byte*~) ppuDataSet::ppuDataPut1_$0 ← (const byte*) ppuDataSet::ppuDataPut1_$1 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA
+Eliminating unused variable (byte*~) main::initNES1_disableVideoOutput1_$0 and assignment [170] (byte*~) main::initNES1_disableVideoOutput1_$0 ← (const byte*) main::initNES1_disableVideoOutput1_$2
+Eliminating unused variable (byte*~) main::initNES1_disableVideoOutput1_$1 and assignment [172] (byte*~) main::initNES1_disableVideoOutput1_$1 ← (const byte*) main::initNES1_disableVideoOutput1_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK
+Eliminating unused variable (byte*~) main::initNES1_disableAudioOutput1_$0 and assignment [175] (byte*~) main::initNES1_disableAudioOutput1_$0 ← (const byte*) main::initNES1_disableAudioOutput1_$1 + (const byte) OFFSET_STRUCT_RICOH_2A03_DMC_FREQ
+Eliminating unused variable (byte*~) main::initNES1_waitForVBlank1_$2 and assignment [178] (byte*~) main::initNES1_waitForVBlank1_$2 ← (const byte*) main::initNES1_waitForVBlank1_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUSTATUS
+Eliminating unused variable (byte*~) main::initNES1_waitForVBlank2_$2 and assignment [192] (byte*~) main::initNES1_waitForVBlank2_$2 ← (const byte*) main::initNES1_waitForVBlank2_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUSTATUS
+Eliminating unused variable (byte*~) main::enableVideoOutput1_$0 and assignment [228] (byte*~) main::enableVideoOutput1_$0 ← (const byte*) main::enableVideoOutput1_$2
+Eliminating unused variable (byte*~) main::enableVideoOutput1_$1 and assignment [230] (byte*~) main::enableVideoOutput1_$1 ← (const byte*) main::enableVideoOutput1_$3 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK
+Eliminating unused variable (byte*~) vblank::$13 and assignment [253] (byte*~) vblank::$13 ← (const byte*) vblank::$15 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
+Eliminating unused variable (byte*~) vblank::$14 and assignment [255] (byte*~) vblank::$14 ← (const byte*) vblank::$16 + (const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
 Eliminating unused constant (const byte) cputs::c#0
+Eliminating unused constant (const byte) BINARY
+Eliminating unused constant (const byte) OCTAL
+Eliminating unused constant (const byte) DECIMAL
+Eliminating unused constant (const byte) uctoa::max_digits#0
+Eliminating unused constant (const byte*) uctoa::digit_values#0
+Eliminating unused constant (const byte) uctoa::radix#0
 Eliminating unused constant (const byte) OFFSET_STRUCT_RICOH_2C02_PPUCTRL
 Eliminating unused constant (const byte) conio_scroll_enable
 Successful SSA optimization PassNEliminateUnusedVars
-Eliminating variable (byte) gotoxy::y#3 from unused block gotoxy::@1
-Eliminating variable (byte) gotoxy::x#3 from unused block gotoxy::@2
-Eliminating variable (word~) gotoxy::$6 from unused block gotoxy::@2
-Eliminating variable (word) gotoxy::line_offset#0 from unused block gotoxy::@2
-Eliminating variable (byte*~) gotoxy::$5 from unused block gotoxy::@2
-Removing unused procedure gotoxy
-Removing unused procedure block gotoxy
-Removing PHI-reference to removed block (gotoxy) in block gotoxy::@1
-Removing unused procedure block gotoxy::@1
-Removing PHI-reference to removed block (gotoxy::@1) in block gotoxy::@2
-Removing unused procedure block gotoxy::@3
-Removing unused procedure block gotoxy::@2
-Removing unused procedure block gotoxy::@4
-Removing unused procedure block gotoxy::@return
+Eliminating unused constant (const byte) HEXADECIMAL
+Successful SSA optimization PassNEliminateUnusedVars
+Eliminating variable (byte*) uctoa::buffer#0 from unused block uctoa::@9
+Eliminating variable (byte*) uctoa::buffer#1 from unused block uctoa::@9
+Eliminating variable (byte*) uctoa::buffer#2 from unused block uctoa::@9
+Removing PHI-reference to removed block (cscroll::@2) in block gotoxy
+Removing PHI-reference to removed block (cscroll::@2) in block gotoxy
 Removing unused block cscroll::@2
-Removing unused block cscroll::@10
+Removing unused block cscroll::@7
+Removing PHI-reference to removed block (uctoa::@1) in block uctoa::@5
+Removing PHI-reference to removed block (uctoa::@1) in block uctoa::@5
+Removing unused block uctoa::@1
+Removing unused block uctoa::@7
+Removing PHI-reference to removed block (uctoa::@3) in block uctoa::@5
+Removing PHI-reference to removed block (uctoa::@3) in block uctoa::@5
+Removing unused block uctoa::@3
+Removing unused block uctoa::@8
+Removing PHI-reference to removed block (uctoa::@4) in block uctoa::@5
+Removing PHI-reference to removed block (uctoa::@4) in block uctoa::@5
+Removing unused block uctoa::@4
+Removing unused block uctoa::@9
 Removing unused block main::@return
 Successful SSA optimization Pass2EliminateUnusedBlocks
+Adding number conversion cast (unumber) $1e+1 in if((byte) gotoxy::y#4<(byte) $1e+(number) 1) goto gotoxy::@1
+Adding number conversion cast (unumber) 1 in if((byte) gotoxy::y#4<(unumber)(byte) $1e+(number) 1) goto gotoxy::@1
+Adding number conversion cast (unumber) 0 in (bool~) uctoa::$11 ← (number) 0 != (byte) uctoa::started#2
+Successful SSA optimization PassNAddNumberTypeConversions
+Simplifying constant integer cast (byte) $1e+(unumber)(number) 1
+Simplifying constant integer cast 1
+Simplifying constant integer cast 0
+Successful SSA optimization PassNCastSimplification
+Finalized unsigned number type (byte) 1
+Finalized unsigned number type (byte) 0
+Successful SSA optimization PassNFinalizeNumberTypeConversions
 Resolving array sizeof() sizeof (const byte*) PALETTE
 Successful SSA optimization PassNSizeOfSimplification
-Constant right-side identified [19] (byte~) ppuDataTransfer::ppuDataPrepare1_$0 ← > (const nomodify void*) ppuDataTransfer::ppuData#0
-Constant right-side identified [21] (byte~) ppuDataTransfer::ppuDataPrepare1_$1 ← < (const nomodify void*) ppuDataTransfer::ppuData#0
+Alias candidate removed (volatile)conio_line_text = gotoxy::$5 
+Identical Phi Values (byte) uctoa::max_digits#7 (const byte) uctoa::max_digits#2
+Identical Phi Values (byte*) uctoa::digit_values#8 (const byte*) uctoa::digit_values#2
+Successful SSA optimization Pass2IdenticalPhiElimination
+Simple Condition (bool~) uctoa::$11 [127] if((byte) 0!=(byte) uctoa::started#2) goto uctoa::@14
+Simple Condition (bool~) uctoa::$6 [227] if((byte) uctoa::value#2>=(byte) uctoa::digit_value#0) goto uctoa::@14
+Successful SSA optimization Pass2ConditionalJumpSimplification
+Constant right-side identified [122] (byte~) uctoa::$4 ← (const byte) uctoa::max_digits#2 - (byte) 1
+Constant right-side identified [173] (byte~) main::$8 ← (const byte) main::screensizex1_return#0 - (byte) 1
+Constant right-side identified [177] (byte) cputcxy::y#1 ← (const byte) main::screensizey1_return#0 - (byte) 4
+Constant right-side identified [182] (byte~) main::$15 ← (const byte) main::screensizey2_return#0 - (byte) 3
+Constant right-side identified [186] (byte) cputcxy::x#3 ← (const byte) main::screensizex2_return#0 - (byte) 2
 Successful SSA optimization Pass2ConstantRValueConsolidation
-Constant (const byte) ppuDataTransfer::ppuDataPrepare1_$0 = >ppuDataTransfer::ppuData#0
-Constant (const byte) ppuDataTransfer::ppuDataPrepare1_$1 = <ppuDataTransfer::ppuData#0
+Constant (const byte) uctoa::$4 = uctoa::max_digits#2-1
+Constant (const byte) main::$8 = main::screensizex1_return#0-1
+Constant (const byte) cputcxy::y#1 = main::screensizey1_return#0-4
+Constant (const byte) main::$15 = main::screensizey2_return#0-3
+Constant (const byte) cputcxy::x#3 = main::screensizex2_return#0-2
 Successful SSA optimization Pass2ConstantIdentification
-Simplifying constant evaluating to zero <(const nomodify void*) ppuDataTransfer::ppuData#0 in 
-Successful SSA optimization PassNSimplifyConstantZero
+Eliminating unused constant (const byte) gotoxy::x#1
+Eliminating unused constant (const byte) gotoxy::y#1
+Eliminating unused constant (const byte) uctoa::max_digits#1
+Eliminating unused constant (const byte*) uctoa::digit_values#1
+Eliminating unused constant (const byte) uctoa::max_digits#3
+Eliminating unused constant (const byte*) uctoa::digit_values#3
+Eliminating unused constant (const byte) uctoa::max_digits#4
+Eliminating unused constant (const byte*) uctoa::digit_values#4
+Successful SSA optimization PassNEliminateUnusedVars
+Eliminating unused constant (const byte*) RADIX_BINARY_VALUES_CHAR
+Eliminating unused constant (const byte*) RADIX_OCTAL_VALUES_CHAR
+Eliminating unused constant (const byte*) RADIX_DECIMAL_VALUES_CHAR
+Successful SSA optimization PassNEliminateUnusedVars
 Adding number conversion cast (unumber) $20 in 
 Successful SSA optimization PassNAddNumberTypeConversions
 Simplifying constant integer cast $20
 Successful SSA optimization PassNCastSimplification
 Finalized unsigned number type (byte) $20
 Successful SSA optimization PassNFinalizeNumberTypeConversions
-Inlining Noop Cast [52] (nomodify void*) ppuDataSet::ppuData#0 ← (void*)(byte*~) cputc::$1 keeping ppuDataSet::ppuData#0
+Alias candidate removed (volatile)conio_line_text = gotoxy::$5 
+Alias candidate removed (volatile)conio_line_text = gotoxy::$5 
+Inlining Noop Cast [24] (byte*) ppuDataTransfer::cpuSrc#0 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2 keeping ppuDataTransfer::cpuData#2
 Successful SSA optimization Pass2NopCastInlining
+Inlining Noop Cast [74] (nomodify void*) ppuDataSet::ppuData#0 ← (void*)(byte*~) cputc::$1 keeping ppuDataSet::ppuData#0
+Successful SSA optimization Pass2NopCastInlining
+Rewriting multiplication to use shift [66] (word) gotoxy::line_offset#0 ← (word~) gotoxy::$6 * (byte) $20
+Successful SSA optimization Pass2MultiplyToShiftRewriting
 Inlining constant with var siblings (const byte) readJoy1::joy#0
 Inlining constant with var siblings (const byte) readJoy1::i#0
 Inlining constant with var siblings (const word) ppuDataFill::i#0
@@ -1743,40 +2677,72 @@ Inlining constant with different constant siblings (const nomodify void*) ppuDat
 Inlining constant with var siblings (const byte) ppuDataFill::val#3
 Inlining constant with var siblings (const word) ppuDataFill::size#3
 Inlining constant with var siblings (const word) ppuDataTransfer::i#0
-Inlining constant with var siblings (const byte*) ppuDataTransfer::cpuSrc#0
+Inlining constant with var siblings (const nomodify void*) ppuDataTransfer::cpuData#0
+Inlining constant with var siblings (const word) ppuDataTransfer::size#0
+Inlining constant with var siblings (const word) ppuDataTransfer::size#1
+Inlining constant with var siblings (const nomodify void*) ppuDataTransfer::ppuData#1
+Inlining constant with var siblings (const nomodify void*) ppuDataTransfer::cpuData#1
+Inlining constant with var siblings (const word) ppuDataFetch::i#0
+Inlining constant with var siblings (const byte*) ppuDataFetch::cpuDst#0
+Inlining constant with var siblings (const byte) gotoxy::y#0
+Inlining constant with var siblings (const byte) gotoxy::x#0
 Inlining constant with var siblings (const byte*) cscroll::line1#0
 Inlining constant with var siblings (const byte*) cscroll::line2#0
 Inlining constant with var siblings (const byte) cscroll::y#0
-Inlining constant with var siblings (const byte) cscroll::x#0
 Inlining constant with var siblings (const to_nomodify byte*) cputs::s#1
+Inlining constant with var siblings (const byte) cputcxy::y#0
+Inlining constant with var siblings (const byte) cputcxy::c#0
+Inlining constant with var siblings (const byte) cputcxy::c#1
+Inlining constant with var siblings (const byte) cputcxy::x#2
+Inlining constant with var siblings (const byte) cputcxy::c#2
+Inlining constant with var siblings (const byte) cputcxy::c#3
+Inlining constant with var siblings (const byte) cputcxy::y#1
+Inlining constant with var siblings (const byte) cputcxy::x#3
+Inlining constant with var siblings (const byte) uctoa::started#0
+Inlining constant with var siblings (const byte) uctoa::digit#0
+Inlining constant with var siblings (const byte) uctoa::started#1
+Inlining constant with var siblings (const byte*) uctoa::buffer#5
+Inlining constant with var siblings (const byte) uctoa_append::digit#0
 Inlining constant with var siblings (const byte) main::initNES1_i#0
+Inlining constant with var siblings (const byte) main::x#0
+Inlining constant with var siblings (const byte) main::y#0
+Inlining constant with var siblings (const byte) main::i#0
+Constant inlined uctoa_append::digit#0 = (byte) 0
 Constant inlined ppuDataTransfer::i#0 = (word) 0
-Constant inlined cputs::s#1 = (const byte*) main::s
-Constant inlined ppuDataTransfer::ppuDataPrepare1_$1 = (byte) 0
-Constant inlined ppuDataTransfer::ppuDataPrepare1_$0 = >(const nomodify void*) ppuDataTransfer::ppuData#0
+Constant inlined cputs::s#1 = (const byte*) num_buffer
+Constant inlined main::$15 = (const byte) main::screensizey2_return#0-(byte) 3
+Constant inlined cputcxy::y#0 = (byte) 1
+Constant inlined cputcxy::y#1 = (const byte) main::screensizey1_return#0-(byte) 4
 Constant inlined main::initNES1_waitForVBlank2_$3 = (byte*)(const struct RICOH_2C02*) PPU
+Constant inlined ppuDataFetch::ppuDataPrepare1_$4 = (byte*)(const struct RICOH_2C02*) PPU
+Constant inlined ppuDataFetch::ppuDataPrepare1_$5 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined CONIO_SCREEN_TEXT = (const nomodify byte*) PPU_NAME_TABLE_0
 Constant inlined ppuDataFill::ppuDataPrepare1_$4 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataTransfer::ppuDataPrepare1_$5 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataFill::ppuDataPrepare1_$5 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataTransfer::ppuDataPrepare1_$4 = (byte*)(const struct RICOH_2C02*) PPU
-Constant inlined ppuDataGet::ppuDataPrepare1_$4 = (byte*)(const struct RICOH_2C02*) PPU
-Constant inlined ppuDataGet::ppuDataPrepare1_$5 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataFill::ppuData#1 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20
 Constant inlined ppuDataFill::ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0
 Constant inlined ppuDataFill::ppuData#3 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1
 Constant inlined ppuDataFill::ppuData#2 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0
-Constant inlined ppuDataTransfer::cpuSrc#0 = (byte*)(const nomodify void*) ppuDataTransfer::cpuData#0
-Constant inlined cscroll::x#0 = (byte) 0
 Constant inlined cscroll::line1#0 = (const nomodify byte*) PPU_NAME_TABLE_0
+Constant inlined uctoa::digit#0 = (byte) 0
 Constant inlined vblank::$15 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined vblank::$16 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined main::initNES1_i#0 = (byte) 0
+Constant inlined main::y#0 = (byte) 1
+Constant inlined gotoxy::x#0 = (byte) 0
 Constant inlined ppuDataSet::ppuDataPrepare1_$5 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataSet::ppuDataPrepare1_$4 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataFill::i#0 = (word) 0
+Constant inlined ppuDataFetch::ppuDataRead1_$1 = (byte*)(const struct RICOH_2C02*) PPU
+Constant inlined uctoa::$4 = (const byte) uctoa::max_digits#2-(byte) 1
+Constant inlined uctoa::digit_values#2 = (const byte*) RADIX_HEXADECIMAL_VALUES_CHAR
+Constant inlined uctoa::started#0 = (byte) 0
+Constant inlined uctoa::started#1 = (byte) 1
 Constant inlined main::enableVideoOutput1_$3 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataFill::val#3 = (byte) 0
+Constant inlined cputcxy::x#3 = (const byte) main::screensizex2_return#0-(byte) 2
 Constant inlined main::enableVideoOutput1_$2 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined readJoy1::i#0 = (byte) 0
 Constant inlined ppuDataFill::val#2 = (byte) 0
@@ -1784,14 +2750,30 @@ Constant inlined ppuDataTransfer::ppuDataPut1_$1 = (byte*)(const struct RICOH_2C
 Constant inlined ppuDataFill::val#1 = (byte) ' '
 Constant inlined ppuDataFill::ppuDataPut1_$1 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataFill::val#0 = (byte) ' '
+Constant inlined cputcxy::x#2 = (byte) 1
+Constant inlined cputsxy::s#0 = (const byte*) num_buffer
+Constant inlined ppuDataFetch::cpuDst#0 = (byte*)(const nomodify void*) ppuDataFetch::cpuData#0
+Constant inlined main::i#0 = (byte) 0
 Constant inlined main::initNES1_disableVideoOutput1_$3 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined main::initNES1_disableVideoOutput1_$2 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined main::initNES1_disableAudioOutput1_$1 = (byte*)(const struct RICOH_2A03*) APU
 Constant inlined readJoy1::joy#0 = (byte) 0
+Constant inlined ppuDataTransfer::cpuData#1 = (void*)(const byte*) PALETTE
 Constant inlined cscroll::y#0 = (byte) 0
 Constant inlined cscroll::line2#0 = (const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20
+Constant inlined ppuDataTransfer::cpuData#0 = (void*)(const byte*) scroll_buffer
+Constant inlined ppuDataTransfer::ppuData#1 = (void*)(const nomodify byte*) PPU_PALETTE
+Constant inlined cputcxy::c#3 = (byte) 'i'
+Constant inlined cputcxy::c#2 = (byte) 'i'
+Constant inlined cputcxy::c#1 = (byte) '-'
+Constant inlined cputcxy::c#0 = (byte) '-'
+Constant inlined ppuDataTransfer::size#1 = (byte) $20*(const byte) SIZEOF_BYTE
+Constant inlined main::x#0 = (byte) 1
+Constant inlined ppuDataTransfer::size#0 = (byte) $20
+Constant inlined uctoa::buffer#5 = (const byte*) num_buffer
 Constant inlined readJoy1::$9 = (byte*)(const struct RICOH_2A03*) APU
-Constant inlined ppuDataGet::ppuDataRead1_$1 = (byte*)(const struct RICOH_2C02*) PPU
+Constant inlined ppuDataFetch::i#0 = (word) 0
+Constant inlined gotoxy::y#0 = (byte) 0
 Constant inlined main::initNES1_waitForVBlank1_$3 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataSet::ppuDataPut1_$1 = (byte*)(const struct RICOH_2C02*) PPU
 Constant inlined ppuDataFill::size#1 = (byte) $20
@@ -1799,6 +2781,7 @@ Constant inlined ppuDataFill::size#0 = (word) $3c0
 Constant inlined readJoy1::$7 = (byte*)(const struct RICOH_2A03*) APU
 Constant inlined ppuDataFill::size#3 = (byte) $40
 Constant inlined readJoy1::$8 = (byte*)(const struct RICOH_2A03*) APU
+Constant inlined main::$8 = (const byte) main::screensizex1_return#0-(byte) 1
 Constant inlined ppuDataFill::size#2 = (byte) $40
 Successful SSA optimization Pass2ConstantInlining
 Consolidated array index constant in *((byte*)APU+OFFSET_STRUCT_RICOH_2A03_JOY1)
@@ -1824,7 +2807,12 @@ Consolidated array index constant in *((byte*)PPU+OFFSET_STRUCT_RICOH_2C02_PPUMA
 Consolidated array index constant in *((byte*)PPU+OFFSET_STRUCT_RICOH_2C02_PPUSCROLL)
 Consolidated array index constant in *((byte*)PPU+OFFSET_STRUCT_RICOH_2C02_PPUSCROLL)
 Successful SSA optimization Pass2ConstantAdditionElimination
-Added new block during phi lifting main::@8(between main::initNES1_@1 and main::initNES1_@1)
+Alias candidate removed (volatile)conio_line_text = gotoxy::$5 
+Alias candidate removed (volatile)conio_line_text = gotoxy::$5 
+Added new block during phi lifting gotoxy::@5(between gotoxy and gotoxy::@1)
+Added new block during phi lifting gotoxy::@6(between gotoxy::@1 and gotoxy::@2)
+Added new block during phi lifting uctoa::@17(between uctoa::@16 and uctoa::@13)
+Added new block during phi lifting main::@24(between main::initNES1_@1 and main::initNES1_@1)
 Adding NOP phi() at start of @begin
 Adding NOP phi() at start of @3
 Adding NOP phi() at start of @4
@@ -1833,13 +2821,24 @@ Adding NOP phi() at start of main
 Adding NOP phi() at start of main::initNES1_waitForVBlank1
 Adding NOP phi() at start of main::initNES1_@6
 Adding NOP phi() at start of main::initNES1_waitForVBlank2
+Adding NOP phi() at start of main::@8
+Adding NOP phi() at start of main::@14
+Adding NOP phi() at start of main::@15
+Adding NOP phi() at start of main::@16
+Adding NOP phi() at start of main::@17
+Adding NOP phi() at start of main::screensizex1_@return
 Adding NOP phi() at start of main::@2
-Adding NOP phi() at start of main::@3
+Adding NOP phi() at start of main::screensizey2_@return
 Adding NOP phi() at start of main::@4
-Adding NOP phi() at start of main::@5
-Adding NOP phi() at start of main::@6
-Adding NOP phi() at start of main::@1
-Adding NOP phi() at start of cputs
+Adding NOP phi() at start of main::screensizey3_@return
+Adding NOP phi() at start of main::@7
+Adding NOP phi() at start of main::@20
+Adding NOP phi() at start of main::screensizex2
+Adding NOP phi() at start of main::screensizex2_@return
+Adding NOP phi() at start of main::@18
+Adding NOP phi() at start of main::screensizey1
+Adding NOP phi() at start of main::screensizey1_@return
+Adding NOP phi() at start of cputcxy::@2
 Adding NOP phi() at start of cputc::@3
 Adding NOP phi() at start of cputc::@6
 Adding NOP phi() at start of cputc::@1
@@ -1848,94 +2847,170 @@ Adding NOP phi() at start of cputln::@1
 Adding NOP phi() at start of cscroll::@1
 Adding NOP phi() at start of cscroll::@3
 Adding NOP phi() at start of cscroll::@6
-Adding NOP phi() at start of ppuDataSet::@1
-Adding NOP phi() at start of ppuDataGet
-Adding NOP phi() at start of ppuDataGet::ppuDataRead1_@return
-Adding NOP phi() at start of ppuDataGet::@1
+Adding NOP phi() at start of ppuDataFetch
+Adding NOP phi() at start of ppuDataFetch::ppuDataRead1_@return
 Adding NOP phi() at start of ppuDataFill::@3
 Adding NOP phi() at start of ppuDataFill::@2
+Adding NOP phi() at start of ppuDataSet
+Adding NOP phi() at start of ppuDataSet::@1
+Adding NOP phi() at start of gotoxy::@3
+Adding NOP phi() at start of gotoxy::@4
+Adding NOP phi() at start of cputsxy::@1
+Adding NOP phi() at start of cputsxy::@2
+Adding NOP phi() at start of cputs
+Adding NOP phi() at start of uctoa
+Adding NOP phi() at start of uctoa::@6
+Adding NOP phi() at start of uctoa::@2
 Adding NOP phi() at start of clrscr
-Adding NOP phi() at start of ppuDataTransfer
-Adding NOP phi() at start of ppuDataTransfer::@3
 Adding NOP phi() at start of vblank
 Adding NOP phi() at start of readJoy1::@3
 CALL GRAPH
 Calls in [] to main:7 
-Calls in [main] to ppuDataTransfer:37 ppuDataFill:39 ppuDataFill:41 clrscr:43 cputs:45 
-Calls in [cputs] to cputc:59 
-Calls in [cputc] to ppuDataSet:66 cputln:70 cputln:74 
-Calls in [cputln] to cscroll:79 
-Calls in [cscroll] to ppuDataFill:88 ppuDataGet:101 ppuDataSet:109 
-Calls in [clrscr] to ppuDataFill:146 
-Calls in [vblank] to readJoy1:165 
+Calls in [main] to ppuDataTransfer:37 ppuDataFill:39 ppuDataFill:41 clrscr:43 uctoa:62 cputsxy:65 cputcxy:70 cputcxy:76 cputcxy:81 cputcxy:87 
+Calls in [cputcxy] to gotoxy:96 cputc:99 
+Calls in [cputc] to ppuDataSet:106 cputln:110 cputln:114 
+Calls in [cputln] to cscroll:119 
+Calls in [cscroll] to ppuDataFill:128 ppuDataFetch:133 ppuDataTransfer:136 
+Calls in [cputsxy] to gotoxy:215 cputs:217 
+Calls in [cputs] to cputc:228 
+Calls in [uctoa] to uctoa_append:255 
+Calls in [clrscr] to ppuDataFill:271 
+Calls in [vblank] to readJoy1:277 
 
-Created 18 initial phi equivalence classes
-Coalesced [51] main::initNES1_i#3 ← main::initNES1_i#1
-Coalesced [60] cputs::s#6 ← cputs::s#0
-Coalesced [65] ppuDataSet::val#5 ← ppuDataSet::val#0
-Coalesced [92] cscroll::line2#11 ← cscroll::line2#6
-Coalesced [93] cscroll::line1#11 ← cscroll::line1#6
-Coalesced [97] cscroll::y#9 ← cscroll::y#1
-Coalesced (already) [98] cscroll::line2#9 ← cscroll::line2#2
-Coalesced (already) [99] cscroll::line1#9 ← cscroll::line1#2
-Coalesced [107] ppuDataSet::ppuDataPrepare1_ppuData#3 ← ppuDataSet::ppuData#1
-Coalesced [108] ppuDataSet::val#6 ← ppuDataSet::val#1
-Coalesced [112] cscroll::x#6 ← cscroll::x#1
-Coalesced [113] cscroll::line2#10 ← cscroll::line2#1
-Coalesced [114] cscroll::line1#10 ← cscroll::line1#1
-Coalesced [144] ppuDataFill::i#6 ← ppuDataFill::i#1
-Coalesced [162] ppuDataTransfer::i#6 ← ppuDataTransfer::i#1
-Coalesced [163] ppuDataTransfer::cpuSrc#6 ← ppuDataTransfer::cpuSrc#1
-Coalesced [197] readJoy1::i#4 ← readJoy1::i#1
-Coalesced [198] readJoy1::joy#5 ← readJoy1::joy#1
-Coalesced down to 16 phi equivalence classes
+Created 38 initial phi equivalence classes
+Coalesced [67] main::i#8 ← main::i#1
+Coalesced [69] cputcxy::y#6 ← cputcxy::y#2
+Coalesced [75] cputcxy::y#5 ← cputcxy::y#3
+Coalesced [78] main::y#11 ← main::y#1
+Coalesced [80] cputcxy::x#5 ← cputcxy::x#0
+Coalesced [86] cputcxy::x#6 ← cputcxy::x#1
+Coalesced [89] main::x#11 ← main::x#1
+Coalesced [90] main::initNES1_i#3 ← main::initNES1_i#1
+Coalesced [94] gotoxy::y#8 ← gotoxy::y#2
+Coalesced [95] gotoxy::x#8 ← gotoxy::x#2
+Coalesced [98] cputc::c#4 ← cputc::c#1
+Coalesced [135] ppuDataTransfer::ppuDataPrepare1_ppuData#2 ← ppuDataTransfer::ppuData#0
+Coalesced [140] cscroll::y#6 ← cscroll::y#1
+Coalesced [141] cscroll::line2#6 ← cscroll::line2#1
+Coalesced [142] cscroll::line1#6 ← cscroll::line1#1
+Coalesced [156] ppuDataTransfer::i#6 ← ppuDataTransfer::i#1
+Coalesced [157] ppuDataTransfer::cpuSrc#7 ← ppuDataTransfer::cpuSrc#1
+Coalesced [172] ppuDataFetch::i#6 ← ppuDataFetch::i#1
+Coalesced [173] ppuDataFetch::cpuDst#6 ← ppuDataFetch::cpuDst#1
+Coalesced [186] ppuDataFill::i#6 ← ppuDataFill::i#1
+Coalesced [209] gotoxy::x#10 ← gotoxy::x#4
+Coalesced [210] gotoxy::y#10 ← gotoxy::y#4
+Coalesced [213] gotoxy::y#9 ← gotoxy::y#3
+Coalesced [214] gotoxy::x#9 ← gotoxy::x#3
+Coalesced [227] cputc::c#5 ← cputc::c#0
+Coalesced [229] cputs::s#6 ← cputs::s#0
+Coalesced [233] uctoa::value#17 ← uctoa::value#1
+Coalesced [243] uctoa::value#18 ← uctoa::value#2
+Coalesced [244] uctoa::started#6 ← uctoa::started#2
+Coalesced [245] uctoa::buffer#23 ← uctoa::buffer#11
+Coalesced [248] uctoa::digit#7 ← uctoa::digit#1
+Coalesced (already) [249] uctoa::value#16 ← uctoa::value#6
+Coalesced (already) [250] uctoa::started#5 ← uctoa::started#4
+Coalesced (already) [251] uctoa::buffer#22 ← uctoa::buffer#14
+Coalesced [259] uctoa::value#19 ← uctoa::value#0
+Coalesced [260] uctoa::buffer#24 ← uctoa::buffer#4
+Coalesced [261] uctoa_append::value#6 ← uctoa_append::value#0
+Coalesced [268] uctoa_append::value#7 ← uctoa_append::value#1
+Coalesced [269] uctoa_append::digit#5 ← uctoa_append::digit#1
+Coalesced [309] readJoy1::i#4 ← readJoy1::i#1
+Coalesced [310] readJoy1::joy#5 ← readJoy1::joy#1
+Coalesced down to 33 phi equivalence classes
 Culled Empty Block (label) @4
 Culled Empty Block (label) main::initNES1_@6
-Culled Empty Block (label) main::@8
-Culled Empty Block (label) cputs::@3
+Culled Empty Block (label) main::@17
+Culled Empty Block (label) main::screensizex1_@return
+Culled Empty Block (label) main::@2
+Culled Empty Block (label) main::screensizey2_@return
+Culled Empty Block (label) main::@4
+Culled Empty Block (label) main::screensizey3_@return
+Culled Empty Block (label) main::@20
+Culled Empty Block (label) main::screensizex2_@return
+Culled Empty Block (label) main::@18
+Culled Empty Block (label) main::screensizey1_@return
+Culled Empty Block (label) main::@24
+Culled Empty Block (label) cputcxy::@2
 Culled Empty Block (label) cputc::@6
 Culled Empty Block (label) cputc::@4
 Culled Empty Block (label) cputln::@1
 Culled Empty Block (label) cscroll::@1
 Culled Empty Block (label) cscroll::@3
-Culled Empty Block (label) cscroll::@5
-Culled Empty Block (label) ppuDataSet::@1
-Culled Empty Block (label) ppuDataGet::ppuDataRead1_@return
-Culled Empty Block (label) ppuDataGet::@1
+Culled Empty Block (label) ppuDataFetch::ppuDataRead1_@return
 Culled Empty Block (label) ppuDataFill::@3
 Culled Empty Block (label) ppuDataFill::@2
-Culled Empty Block (label) ppuDataTransfer::@3
+Culled Empty Block (label) ppuDataSet::@1
+Culled Empty Block (label) gotoxy::@3
+Culled Empty Block (label) gotoxy::@4
+Culled Empty Block (label) cputsxy::@2
+Culled Empty Block (label) cputs::@3
+Culled Empty Block (label) uctoa::@6
+Culled Empty Block (label) uctoa::@2
+Culled Empty Block (label) uctoa::@5
+Culled Empty Block (label) uctoa::@17
 Culled Empty Block (label) readJoy1::@3
 Renumbering block ppuDataFill::@4 to ppuDataFill::@2
-Renumbering block ppuDataTransfer::@4 to ppuDataTransfer::@3
+Renumbering block gotoxy::@5 to gotoxy::@3
+Renumbering block gotoxy::@6 to gotoxy::@4
 Renumbering block cputc::@5 to cputc::@4
 Renumbering block cscroll::@4 to cscroll::@1
-Renumbering block cscroll::@6 to cscroll::@2
-Renumbering block cscroll::@7 to cscroll::@3
+Renumbering block cscroll::@5 to cscroll::@2
+Renumbering block cscroll::@6 to cscroll::@3
 Renumbering block cscroll::@8 to cscroll::@4
 Renumbering block cscroll::@9 to cscroll::@5
-Renumbering block cscroll::@11 to cscroll::@6
-Renumbering block cscroll::@12 to cscroll::@7
-Renumbering block cscroll::@13 to cscroll::@8
+Renumbering block cscroll::@10 to cscroll::@6
+Renumbering block uctoa::@10 to uctoa::@1
+Renumbering block uctoa::@11 to uctoa::@2
+Renumbering block uctoa::@12 to uctoa::@3
+Renumbering block uctoa::@13 to uctoa::@4
+Renumbering block uctoa::@14 to uctoa::@5
+Renumbering block uctoa::@15 to uctoa::@6
+Renumbering block uctoa::@16 to uctoa::@7
+Renumbering block main::@3 to main::@2
+Renumbering block main::@5 to main::@3
+Renumbering block main::@6 to main::@4
+Renumbering block main::@7 to main::@5
+Renumbering block main::@8 to main::@6
+Renumbering block main::@9 to main::@7
+Renumbering block main::@10 to main::@8
+Renumbering block main::@11 to main::@9
+Renumbering block main::@12 to main::@10
+Renumbering block main::@13 to main::@11
+Renumbering block main::@14 to main::@12
+Renumbering block main::@15 to main::@13
+Renumbering block main::@16 to main::@14
+Renumbering block main::@19 to main::@15
+Renumbering block main::@21 to main::@16
+Renumbering block main::@22 to main::@17
+Renumbering block main::@23 to main::@18
 Adding NOP phi() at start of @begin
 Adding NOP phi() at start of @3
 Adding NOP phi() at start of @end
 Adding NOP phi() at start of main
 Adding NOP phi() at start of main::initNES1_waitForVBlank1
 Adding NOP phi() at start of main::initNES1_waitForVBlank2
-Adding NOP phi() at start of main::@2
-Adding NOP phi() at start of main::@3
-Adding NOP phi() at start of main::@4
-Adding NOP phi() at start of main::@5
 Adding NOP phi() at start of main::@6
-Adding NOP phi() at start of main::@1
-Adding NOP phi() at start of cputs
+Adding NOP phi() at start of main::@12
+Adding NOP phi() at start of main::@13
+Adding NOP phi() at start of main::@14
+Adding NOP phi() at start of main::@5
+Adding NOP phi() at start of main::screensizex2
+Adding NOP phi() at start of main::screensizey1
 Adding NOP phi() at start of cputc::@3
 Adding NOP phi() at start of cputc::@1
-Adding NOP phi() at start of cscroll::@2
-Adding NOP phi() at start of ppuDataGet
+Adding NOP phi() at start of cscroll::@3
+Adding NOP phi() at start of ppuDataFetch
+Adding NOP phi() at start of ppuDataSet
+Adding NOP phi() at start of gotoxy::@3
+Adding NOP phi() at start of gotoxy::@4
+Adding NOP phi() at start of cputsxy::@1
+Adding NOP phi() at start of cputs
+Adding NOP phi() at start of uctoa
+Adding NOP phi() at start of uctoa_append
 Adding NOP phi() at start of clrscr
-Adding NOP phi() at start of ppuDataTransfer
 Adding NOP phi() at start of vblank
 
 FINAL CONTROL FLOW GRAPH
@@ -2005,319 +3080,505 @@ main::initNES1_waitForVBlank2_@1: scope:[main]  from main::initNES1_waitForVBlan
   to:main::initNES1_@7
 main::initNES1_@7: scope:[main]  from main::initNES1_waitForVBlank2_@1
   asm { ldaPPU_PPUSTATUS  }
-  to:main::@2
-main::@2: scope:[main]  from main::initNES1_@7
+  to:main::@6
+main::@6: scope:[main]  from main::initNES1_@7
   [34] phi()
   [35] call ppuDataTransfer 
-  to:main::@3
-main::@3: scope:[main]  from main::@2
+  to:main::@12
+main::@12: scope:[main]  from main::@6
   [36] phi()
   [37] call ppuDataFill 
-  to:main::@4
-main::@4: scope:[main]  from main::@3
+  to:main::@13
+main::@13: scope:[main]  from main::@12
   [38] phi()
   [39] call ppuDataFill 
-  to:main::@5
-main::@5: scope:[main]  from main::@4
+  to:main::@14
+main::@14: scope:[main]  from main::@13
   [40] phi()
   [41] call clrscr 
-  to:main::@6
-main::@6: scope:[main]  from main::@5
-  [42] phi()
-  [43] call cputs 
+  to:main::screensizex1
+main::screensizex1: scope:[main]  from main::@14 main::@15
+  [42] (byte) main::x#10 ← phi( main::@14/(byte) 1 main::@15/(byte) main::x#1 )
   to:main::@7
-main::@7: scope:[main]  from main::@6
-  [44] (volatile byte) x_scroll ← (byte) 0
-  [45] (volatile byte) y_scroll ← (byte) -8
+main::@7: scope:[main]  from main::screensizex1
+  [43] if((byte) main::x#10<(const byte) main::screensizex1_return#0-(byte) 1) goto main::@1
+  to:main::screensizey2
+main::screensizey2: scope:[main]  from main::@16 main::@7
+  [44] (byte) main::y#10 ← phi( main::@7/(byte) 1 main::@16/(byte) main::y#1 )
+  to:main::@9
+main::@9: scope:[main]  from main::screensizey2
+  [45] if((byte) main::y#10<(const byte) main::screensizey2_return#0-(byte) 3) goto main::@2
+  to:main::screensizey3
+main::screensizey3: scope:[main]  from main::@18 main::@9
+  [46] (byte) main::i#2 ← phi( main::@18/(byte) main::i#1 main::@9/(byte) 0 )
+  to:main::@11
+main::@11: scope:[main]  from main::screensizey3
+  [47] if((byte) main::i#2<(const byte) main::screensizey3_return#0) goto main::@3
+  to:main::@4
+main::@4: scope:[main]  from main::@11
+  [48] (volatile byte) x_scroll ← (byte) 0
+  [49] (volatile byte) y_scroll ← (byte) -8
   to:main::enableVideoOutput1
-main::enableVideoOutput1: scope:[main]  from main::@7
-  [46] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80
-  [47] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e
-  to:main::@1
-main::@1: scope:[main]  from main::@1 main::enableVideoOutput1
-  [48] phi()
-  to:main::@1
+main::enableVideoOutput1: scope:[main]  from main::@4
+  [50] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80
+  [51] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e
+  to:main::@5
+main::@5: scope:[main]  from main::@5 main::enableVideoOutput1
+  [52] phi()
+  to:main::@5
+main::@3: scope:[main]  from main::@11
+  [53] (byte) uctoa::value#1 ← (byte) main::i#2 & (byte) $f
+  [54] call uctoa 
+  to:main::@17
+main::@17: scope:[main]  from main::@3
+  [55] (byte) cputsxy::x#0 ← (byte) main::i#2
+  [56] (byte) cputsxy::y#0 ← (byte) main::i#2
+  [57] call cputsxy 
+  to:main::@18
+main::@18: scope:[main]  from main::@17
+  [58] (byte) main::i#1 ← ++ (byte) main::i#2
+  to:main::screensizey3
+main::@2: scope:[main]  from main::@9
+  [59] (byte) cputcxy::y#2 ← (byte) main::y#10
+  [60] call cputcxy 
+  to:main::screensizex2
+main::screensizex2: scope:[main]  from main::@2
+  [61] phi()
+  to:main::@10
+main::@10: scope:[main]  from main::screensizex2
+  [62] (byte) cputcxy::y#3 ← (byte) main::y#10
+  [63] call cputcxy 
+  to:main::@16
+main::@16: scope:[main]  from main::@10
+  [64] (byte) main::y#1 ← ++ (byte) main::y#10
+  to:main::screensizey2
+main::@1: scope:[main]  from main::@7
+  [65] (byte) cputcxy::x#0 ← (byte) main::x#10
+  [66] call cputcxy 
+  to:main::screensizey1
+main::screensizey1: scope:[main]  from main::@1
+  [67] phi()
+  to:main::@8
+main::@8: scope:[main]  from main::screensizey1
+  [68] (byte) cputcxy::x#1 ← (byte) main::x#10
+  [69] call cputcxy 
+  to:main::@15
+main::@15: scope:[main]  from main::@8
+  [70] (byte) main::x#1 ← ++ (byte) main::x#10
+  to:main::screensizex1
 
-(void()) cputs((to_nomodify byte*) cputs::s)
-cputs: scope:[cputs]  from main::@6
-  [49] phi()
-  to:cputs::@1
-cputs::@1: scope:[cputs]  from cputs cputs::@2
-  [50] (to_nomodify byte*) cputs::s#2 ← phi( cputs/(const byte*) main::s cputs::@2/(to_nomodify byte*) cputs::s#0 )
-  [51] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2)
-  [52] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2
-  [53] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2
-  to:cputs::@return
-cputs::@return: scope:[cputs]  from cputs::@1
-  [54] return 
+(void()) cputcxy((byte) cputcxy::x , (byte) cputcxy::y , (byte) cputcxy::c)
+cputcxy: scope:[cputcxy]  from main::@1 main::@10 main::@2 main::@8
+  [71] (byte) cputcxy::c#4 ← phi( main::@1/(byte) '-' main::@8/(byte) '-' main::@10/(byte) 'i' main::@2/(byte) 'i' )
+  [71] (byte) cputcxy::y#4 ← phi( main::@1/(byte) 1 main::@8/(const byte) main::screensizey1_return#0-(byte) 4 main::@10/(byte) cputcxy::y#3 main::@2/(byte) cputcxy::y#2 )
+  [71] (byte) cputcxy::x#4 ← phi( main::@1/(byte) cputcxy::x#0 main::@8/(byte) cputcxy::x#1 main::@10/(const byte) main::screensizex2_return#0-(byte) 2 main::@2/(byte) 1 )
+  [72] (byte) gotoxy::x#2 ← (byte) cputcxy::x#4
+  [73] (byte) gotoxy::y#2 ← (byte) cputcxy::y#4
+  [74] call gotoxy 
+  to:cputcxy::@1
+cputcxy::@1: scope:[cputcxy]  from cputcxy
+  [75] (byte) cputc::c#1 ← (byte) cputcxy::c#4
+  [76] call cputc 
+  to:cputcxy::@return
+cputcxy::@return: scope:[cputcxy]  from cputcxy::@1
+  [77] return 
   to:@return
-cputs::@2: scope:[cputs]  from cputs::@1
-  [55] (byte) cputc::c#0 ← (byte) cputs::c#1
-  [56] call cputc 
-  to:cputs::@1
 
 (void()) cputc((byte) cputc::c)
-cputc: scope:[cputc]  from cputs::@2
-  [57] if((byte) cputc::c#0==(byte) '
+cputc: scope:[cputc]  from cputcxy::@1 cputs::@2
+  [78] (byte) cputc::c#2 ← phi( cputcxy::@1/(byte) cputc::c#1 cputs::@2/(byte) cputc::c#0 )
+  [79] if((byte) cputc::c#2==(byte) '
 ') goto cputc::@1
   to:cputc::@2
 cputc::@2: scope:[cputc]  from cputc
-  [58] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x
-  [59] (byte) ppuDataSet::val#0 ← (byte) cputc::c#0
-  [60] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ← (void*)(nomodify byte*) ppuDataSet::ppuData#0
-  [61] call ppuDataSet 
+  [80] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x
+  [81] (byte) ppuDataSet::val#0 ← (byte) cputc::c#2
+  [82] call ppuDataSet 
   to:cputc::@4
 cputc::@4: scope:[cputc]  from cputc::@2
-  [62] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x
-  [63] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return
+  [83] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x
+  [84] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return
   to:cputc::@3
 cputc::@3: scope:[cputc]  from cputc::@4
-  [64] phi()
-  [65] call cputln 
+  [85] phi()
+  [86] call cputln 
   to:cputc::@return
 cputc::@return: scope:[cputc]  from cputc::@1 cputc::@3 cputc::@4
-  [66] return 
+  [87] return 
   to:@return
 cputc::@1: scope:[cputc]  from cputc
-  [67] phi()
-  [68] call cputln 
+  [88] phi()
+  [89] call cputln 
   to:cputc::@return
 
 (void()) cputln()
 cputln: scope:[cputln]  from cputc::@1 cputc::@3
-  [69] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20
-  [70] (byte) conio_cursor_x ← (byte) 0
-  [71] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y
-  [72] call cscroll 
+  [90] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20
+  [91] (byte) conio_cursor_x ← (byte) 0
+  [92] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y
+  [93] call cscroll 
   to:cputln::@return
 cputln::@return: scope:[cputln]  from cputln
-  [73] return 
+  [94] return 
   to:@return
 
 (void()) cscroll()
 cscroll: scope:[cscroll]  from cputln
-  [74] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return
+  [95] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return
   to:cscroll::@1
 cscroll::@1: scope:[cscroll]  from cscroll cscroll::@5
-  [75] (byte*) cscroll::line1#6 ← phi( cscroll/(const nomodify byte*) PPU_NAME_TABLE_0 cscroll::@5/(byte*) cscroll::line1#2 )
-  [75] (byte*) cscroll::line2#6 ← phi( cscroll/(const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 cscroll::@5/(byte*) cscroll::line2#2 )
-  [75] (byte) cscroll::y#2 ← phi( cscroll/(byte) 0 cscroll::@5/(byte) cscroll::y#1 )
-  [76] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@3
-  to:cscroll::@2
-cscroll::@2: scope:[cscroll]  from cscroll::@1
-  [77] phi()
-  [78] call ppuDataFill 
+  [96] (byte*) cscroll::line1#2 ← phi( cscroll/(const nomodify byte*) PPU_NAME_TABLE_0 cscroll::@5/(byte*) cscroll::line1#1 )
+  [96] (byte*) cscroll::line2#2 ← phi( cscroll/(const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 cscroll::@5/(byte*) cscroll::line2#1 )
+  [96] (byte) cscroll::y#2 ← phi( cscroll/(byte) 0 cscroll::@5/(byte) cscroll::y#1 )
+  [97] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@2
+  to:cscroll::@3
+cscroll::@3: scope:[cscroll]  from cscroll::@1
+  [98] phi()
+  [99] call ppuDataFill 
   to:cscroll::@6
-cscroll::@6: scope:[cscroll]  from cscroll::@2
-  [79] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20
-  [80] (byte) conio_cursor_y ← -- (byte) conio_cursor_y
+cscroll::@6: scope:[cscroll]  from cscroll::@3
+  [100] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20
+  [101] (byte) conio_cursor_y ← -- (byte) conio_cursor_y
   to:cscroll::@return
 cscroll::@return: scope:[cscroll]  from cscroll cscroll::@6
-  [81] return 
+  [102] return 
   to:@return
-cscroll::@3: scope:[cscroll]  from cscroll::@1 cscroll::@8
-  [82] (byte*) cscroll::line1#2 ← phi( cscroll::@8/(byte*) cscroll::line1#1 cscroll::@1/(byte*) cscroll::line1#6 )
-  [82] (byte*) cscroll::line2#2 ← phi( cscroll::@8/(byte*) cscroll::line2#1 cscroll::@1/(byte*) cscroll::line2#6 )
-  [82] (byte) cscroll::x#2 ← phi( cscroll::@8/(byte) cscroll::x#1 cscroll::@1/(byte) 0 )
-  [83] if((byte) cscroll::x#2<(byte) $20) goto cscroll::@4
+cscroll::@2: scope:[cscroll]  from cscroll::@1
+  [103] (nomodify void*) ppuDataFetch::ppuData#0 ← (void*)(byte*) cscroll::line2#2
+  [104] call ppuDataFetch 
+  to:cscroll::@4
+cscroll::@4: scope:[cscroll]  from cscroll::@2
+  [105] (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(byte*) cscroll::line1#2
+  [106] call ppuDataTransfer 
   to:cscroll::@5
-cscroll::@5: scope:[cscroll]  from cscroll::@3
-  [84] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2
+cscroll::@5: scope:[cscroll]  from cscroll::@4
+  [107] (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#2 + (byte) $20
+  [108] (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#2 + (byte) $20
+  [109] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2
   to:cscroll::@1
-cscroll::@4: scope:[cscroll]  from cscroll::@3
-  [85] (nomodify void*) ppuDataGet::ppuData#0 ← (void*)(byte*) cscroll::line2#2
-  [86] call ppuDataGet 
-  [87] (byte) ppuDataGet::return#2 ← (byte) ppuDataGet::ppuDataRead1_return#0
-  to:cscroll::@7
-cscroll::@7: scope:[cscroll]  from cscroll::@4
-  [88] (byte) cscroll::ch#0 ← (byte) ppuDataGet::return#2
-  [89] (byte*) cscroll::line2#1 ← ++ (byte*) cscroll::line2#2
-  [90] (nomodify void*) ppuDataSet::ppuData#1 ← (void*)(byte*) cscroll::line1#2
-  [91] (byte) ppuDataSet::val#1 ← (byte) cscroll::ch#0
-  [92] call ppuDataSet 
-  to:cscroll::@8
-cscroll::@8: scope:[cscroll]  from cscroll::@7
-  [93] (byte*) cscroll::line1#1 ← ++ (byte*) cscroll::line1#2
-  [94] (byte) cscroll::x#1 ← ++ (byte) cscroll::x#2
-  to:cscroll::@3
-
-(void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
-ppuDataSet: scope:[ppuDataSet]  from cputc::@2 cscroll::@7
-  [95] (byte) ppuDataSet::val#2 ← phi( cputc::@2/(byte) ppuDataSet::val#0 cscroll::@7/(byte) ppuDataSet::val#1 )
-  [95] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 ← phi( cputc::@2/(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 cscroll::@7/(nomodify void*) ppuDataSet::ppuData#1 )
-  to:ppuDataSet::ppuDataPrepare1
-ppuDataSet::ppuDataPrepare1: scope:[ppuDataSet]  from ppuDataSet
-  [96] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0
-  [97] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0
-  [98] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0
-  [99] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1
-  to:ppuDataSet::ppuDataPut1
-ppuDataSet::ppuDataPut1: scope:[ppuDataSet]  from ppuDataSet::ppuDataPrepare1
-  [100] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#2
-  to:ppuDataSet::@return
-ppuDataSet::@return: scope:[ppuDataSet]  from ppuDataSet::ppuDataPut1
-  [101] return 
-  to:@return
-
-(byte()) ppuDataGet((nomodify void*) ppuDataGet::ppuData)
-ppuDataGet: scope:[ppuDataGet]  from cscroll::@4
-  [102] phi()
-  to:ppuDataGet::ppuDataPrepare1
-ppuDataGet::ppuDataPrepare1: scope:[ppuDataGet]  from ppuDataGet
-  [103] (byte~) ppuDataGet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataGet::ppuData#0
-  [104] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$0
-  [105] (byte~) ppuDataGet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataGet::ppuData#0
-  [106] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$1
-  to:ppuDataGet::ppuDataRead1
-ppuDataGet::ppuDataRead1: scope:[ppuDataGet]  from ppuDataGet::ppuDataPrepare1
-  [107] (byte) ppuDataGet::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA)
-  to:ppuDataGet::@return
-ppuDataGet::@return: scope:[ppuDataGet]  from ppuDataGet::ppuDataRead1
-  [108] return 
-  to:@return
-
-(void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
-ppuDataFill: scope:[ppuDataFill]  from clrscr cscroll::@2 main::@3 main::@4
-  [109] (byte) ppuDataFill::val#10 ← phi( clrscr/(byte) ' ' cscroll::@2/(byte) ' ' main::@3/(byte) 0 main::@4/(byte) 0 )
-  [109] (word) ppuDataFill::size#5 ← phi( clrscr/(word) $3c0 cscroll::@2/(byte) $20 main::@3/(byte) $40 main::@4/(byte) $40 )
-  [109] (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ← phi( clrscr/(void*)(const nomodify byte*) PPU_NAME_TABLE_0 cscroll::@2/(void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 main::@3/(void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 main::@4/(void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 )
-  to:ppuDataFill::ppuDataPrepare1
-ppuDataFill::ppuDataPrepare1: scope:[ppuDataFill]  from ppuDataFill
-  [110] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0
-  [111] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0
-  [112] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0
-  [113] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1
-  to:ppuDataFill::@1
-ppuDataFill::@1: scope:[ppuDataFill]  from ppuDataFill::@2 ppuDataFill::ppuDataPrepare1
-  [114] (word) ppuDataFill::i#2 ← phi( ppuDataFill::ppuDataPrepare1/(word) 0 ppuDataFill::@2/(word) ppuDataFill::i#1 )
-  [115] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1
-  to:ppuDataFill::@return
-ppuDataFill::@return: scope:[ppuDataFill]  from ppuDataFill::@1
-  [116] return 
-  to:@return
-ppuDataFill::ppuDataPut1: scope:[ppuDataFill]  from ppuDataFill::@1
-  [117] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10
-  to:ppuDataFill::@2
-ppuDataFill::@2: scope:[ppuDataFill]  from ppuDataFill::ppuDataPut1
-  [118] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2
-  to:ppuDataFill::@1
-
-(void()) clrscr()
-clrscr: scope:[clrscr]  from main::@5
-  [119] phi()
-  [120] call ppuDataFill 
-  to:clrscr::@1
-clrscr::@1: scope:[clrscr]  from clrscr
-  [121] (byte) conio_cursor_x ← (byte) 0
-  [122] (byte) conio_cursor_y ← (byte) 0
-  [123] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0
-  to:clrscr::@return
-clrscr::@return: scope:[clrscr]  from clrscr::@1
-  [124] return 
-  to:@return
 
 (void()) ppuDataTransfer((nomodify void*) ppuDataTransfer::ppuData , (nomodify void*) ppuDataTransfer::cpuData , (word) ppuDataTransfer::size)
-ppuDataTransfer: scope:[ppuDataTransfer]  from main::@2
-  [125] phi()
+ppuDataTransfer: scope:[ppuDataTransfer]  from cscroll::@4 main::@6
+  [110] (word) ppuDataTransfer::size#3 ← phi( cscroll::@4/(byte) $20 main::@6/(byte) $20*(const byte) SIZEOF_BYTE )
+  [110] (nomodify void*) ppuDataTransfer::cpuData#2 ← phi( cscroll::@4/(void*)(const byte*) scroll_buffer main::@6/(void*)(const byte*) PALETTE )
+  [110] (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 ← phi( cscroll::@4/(nomodify void*) ppuDataTransfer::ppuData#0 main::@6/(void*)(const nomodify byte*) PPU_PALETTE )
   to:ppuDataTransfer::ppuDataPrepare1
 ppuDataTransfer::ppuDataPrepare1: scope:[ppuDataTransfer]  from ppuDataTransfer
-  [126] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← >(const nomodify void*) ppuDataTransfer::ppuData#0
-  [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte) 0
+  [111] (byte~) ppuDataTransfer::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0
+  [112] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$0
+  [113] (byte~) ppuDataTransfer::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0
+  [114] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$1
+  to:ppuDataTransfer::@3
+ppuDataTransfer::@3: scope:[ppuDataTransfer]  from ppuDataTransfer::ppuDataPrepare1
+  [115] (byte*) ppuDataTransfer::cpuSrc#6 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2
   to:ppuDataTransfer::@1
-ppuDataTransfer::@1: scope:[ppuDataTransfer]  from ppuDataTransfer::@3 ppuDataTransfer::ppuDataPrepare1
-  [128] (byte*) ppuDataTransfer::cpuSrc#2 ← phi( ppuDataTransfer::ppuDataPrepare1/(byte*)(const nomodify void*) ppuDataTransfer::cpuData#0 ppuDataTransfer::@3/(byte*) ppuDataTransfer::cpuSrc#1 )
-  [128] (word) ppuDataTransfer::i#2 ← phi( ppuDataTransfer::ppuDataPrepare1/(word) 0 ppuDataTransfer::@3/(word) ppuDataTransfer::i#1 )
-  [129] if((word) ppuDataTransfer::i#2<(const word) ppuDataTransfer::size#0) goto ppuDataTransfer::@2
+ppuDataTransfer::@1: scope:[ppuDataTransfer]  from ppuDataTransfer::@3 ppuDataTransfer::@4
+  [116] (byte*) ppuDataTransfer::cpuSrc#2 ← phi( ppuDataTransfer::@3/(byte*) ppuDataTransfer::cpuSrc#6 ppuDataTransfer::@4/(byte*) ppuDataTransfer::cpuSrc#1 )
+  [116] (word) ppuDataTransfer::i#2 ← phi( ppuDataTransfer::@3/(word) 0 ppuDataTransfer::@4/(word) ppuDataTransfer::i#1 )
+  [117] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#3) goto ppuDataTransfer::@2
   to:ppuDataTransfer::@return
 ppuDataTransfer::@return: scope:[ppuDataTransfer]  from ppuDataTransfer::@1
-  [130] return 
+  [118] return 
   to:@return
 ppuDataTransfer::@2: scope:[ppuDataTransfer]  from ppuDataTransfer::@1
-  [131] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2)
+  [119] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2)
   to:ppuDataTransfer::ppuDataPut1
 ppuDataTransfer::ppuDataPut1: scope:[ppuDataTransfer]  from ppuDataTransfer::@2
-  [132] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0
-  to:ppuDataTransfer::@3
-ppuDataTransfer::@3: scope:[ppuDataTransfer]  from ppuDataTransfer::ppuDataPut1
-  [133] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2
-  [134] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2
+  [120] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0
+  to:ppuDataTransfer::@4
+ppuDataTransfer::@4: scope:[ppuDataTransfer]  from ppuDataTransfer::ppuDataPut1
+  [121] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2
+  [122] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2
   to:ppuDataTransfer::@1
 
+(void()) ppuDataFetch((nomodify void*) ppuDataFetch::cpuData , (nomodify void*) ppuDataFetch::ppuData , (word) ppuDataFetch::size)
+ppuDataFetch: scope:[ppuDataFetch]  from cscroll::@2
+  [123] phi()
+  to:ppuDataFetch::ppuDataPrepare1
+ppuDataFetch::ppuDataPrepare1: scope:[ppuDataFetch]  from ppuDataFetch
+  [124] (byte~) ppuDataFetch::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFetch::ppuData#0
+  [125] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$0
+  [126] (byte~) ppuDataFetch::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFetch::ppuData#0
+  [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$1
+  to:ppuDataFetch::@2
+ppuDataFetch::@2: scope:[ppuDataFetch]  from ppuDataFetch::ppuDataPrepare1
+  asm { ldaPPU_PPUDATA  }
+  to:ppuDataFetch::@1
+ppuDataFetch::@1: scope:[ppuDataFetch]  from ppuDataFetch::@2 ppuDataFetch::@3
+  [129] (byte*) ppuDataFetch::cpuDst#2 ← phi( ppuDataFetch::@2/(byte*)(const nomodify void*) ppuDataFetch::cpuData#0 ppuDataFetch::@3/(byte*) ppuDataFetch::cpuDst#1 )
+  [129] (word) ppuDataFetch::i#2 ← phi( ppuDataFetch::@2/(word) 0 ppuDataFetch::@3/(word) ppuDataFetch::i#1 )
+  [130] if((word) ppuDataFetch::i#2<(const word) ppuDataFetch::size#0) goto ppuDataFetch::ppuDataRead1
+  to:ppuDataFetch::@return
+ppuDataFetch::@return: scope:[ppuDataFetch]  from ppuDataFetch::@1
+  [131] return 
+  to:@return
+ppuDataFetch::ppuDataRead1: scope:[ppuDataFetch]  from ppuDataFetch::@1
+  [132] (byte) ppuDataFetch::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA)
+  to:ppuDataFetch::@3
+ppuDataFetch::@3: scope:[ppuDataFetch]  from ppuDataFetch::ppuDataRead1
+  [133] *((byte*) ppuDataFetch::cpuDst#2) ← (byte) ppuDataFetch::ppuDataRead1_return#0
+  [134] (byte*) ppuDataFetch::cpuDst#1 ← ++ (byte*) ppuDataFetch::cpuDst#2
+  [135] (word) ppuDataFetch::i#1 ← ++ (word) ppuDataFetch::i#2
+  to:ppuDataFetch::@1
+
+(void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
+ppuDataFill: scope:[ppuDataFill]  from clrscr cscroll::@3 main::@12 main::@13
+  [136] (byte) ppuDataFill::val#10 ← phi( clrscr/(byte) ' ' cscroll::@3/(byte) ' ' main::@12/(byte) 0 main::@13/(byte) 0 )
+  [136] (word) ppuDataFill::size#5 ← phi( clrscr/(word) $3c0 cscroll::@3/(byte) $20 main::@12/(byte) $40 main::@13/(byte) $40 )
+  [136] (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ← phi( clrscr/(void*)(const nomodify byte*) PPU_NAME_TABLE_0 cscroll::@3/(void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 main::@12/(void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 main::@13/(void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 )
+  to:ppuDataFill::ppuDataPrepare1
+ppuDataFill::ppuDataPrepare1: scope:[ppuDataFill]  from ppuDataFill
+  [137] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0
+  [138] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0
+  [139] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0
+  [140] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1
+  to:ppuDataFill::@1
+ppuDataFill::@1: scope:[ppuDataFill]  from ppuDataFill::@2 ppuDataFill::ppuDataPrepare1
+  [141] (word) ppuDataFill::i#2 ← phi( ppuDataFill::ppuDataPrepare1/(word) 0 ppuDataFill::@2/(word) ppuDataFill::i#1 )
+  [142] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1
+  to:ppuDataFill::@return
+ppuDataFill::@return: scope:[ppuDataFill]  from ppuDataFill::@1
+  [143] return 
+  to:@return
+ppuDataFill::ppuDataPut1: scope:[ppuDataFill]  from ppuDataFill::@1
+  [144] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10
+  to:ppuDataFill::@2
+ppuDataFill::@2: scope:[ppuDataFill]  from ppuDataFill::ppuDataPut1
+  [145] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2
+  to:ppuDataFill::@1
+
+(void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
+ppuDataSet: scope:[ppuDataSet]  from cputc::@2
+  [146] phi()
+  to:ppuDataSet::ppuDataPrepare1
+ppuDataSet::ppuDataPrepare1: scope:[ppuDataSet]  from ppuDataSet
+  [147] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (void*)(nomodify byte*) ppuDataSet::ppuData#0
+  [148] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0
+  [149] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (void*)(nomodify byte*) ppuDataSet::ppuData#0
+  [150] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1
+  to:ppuDataSet::ppuDataPut1
+ppuDataSet::ppuDataPut1: scope:[ppuDataSet]  from ppuDataSet::ppuDataPrepare1
+  [151] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#0
+  to:ppuDataSet::@return
+ppuDataSet::@return: scope:[ppuDataSet]  from ppuDataSet::ppuDataPut1
+  [152] return 
+  to:@return
+
+(void()) gotoxy((byte) gotoxy::x , (byte) gotoxy::y)
+gotoxy: scope:[gotoxy]  from cputcxy cputsxy
+  [153] (byte) gotoxy::x#4 ← phi( cputcxy/(byte) gotoxy::x#2 cputsxy/(byte) gotoxy::x#3 )
+  [153] (byte) gotoxy::y#4 ← phi( cputcxy/(byte) gotoxy::y#2 cputsxy/(byte) gotoxy::y#3 )
+  [154] if((byte) gotoxy::y#4<(byte) $1e+(byte) 1) goto gotoxy::@3
+  to:gotoxy::@1
+gotoxy::@3: scope:[gotoxy]  from gotoxy
+  [155] phi()
+  to:gotoxy::@1
+gotoxy::@1: scope:[gotoxy]  from gotoxy gotoxy::@3
+  [156] (byte) gotoxy::y#5 ← phi( gotoxy::@3/(byte) gotoxy::y#4 gotoxy/(byte) 0 )
+  [157] if((byte) gotoxy::x#4<(byte) $20) goto gotoxy::@4
+  to:gotoxy::@2
+gotoxy::@4: scope:[gotoxy]  from gotoxy::@1
+  [158] phi()
+  to:gotoxy::@2
+gotoxy::@2: scope:[gotoxy]  from gotoxy::@1 gotoxy::@4
+  [159] (byte) gotoxy::x#5 ← phi( gotoxy::@4/(byte) gotoxy::x#4 gotoxy::@1/(byte) 0 )
+  [160] (byte) conio_cursor_x ← (byte) gotoxy::x#5
+  [161] (byte) conio_cursor_y ← (byte) gotoxy::y#5
+  [162] (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#5
+  [163] (word) gotoxy::line_offset#0 ← (word~) gotoxy::$6 << (byte) 5
+  [164] (byte*~) gotoxy::$5 ← (const nomodify byte*) PPU_NAME_TABLE_0 + (word) gotoxy::line_offset#0
+  [165] (byte*) conio_line_text ← (byte*~) gotoxy::$5
+  to:gotoxy::@return
+gotoxy::@return: scope:[gotoxy]  from gotoxy::@2
+  [166] return 
+  to:@return
+
+(void()) cputsxy((byte) cputsxy::x , (byte) cputsxy::y , (to_nomodify byte*) cputsxy::s)
+cputsxy: scope:[cputsxy]  from main::@17
+  [167] (byte) gotoxy::x#3 ← (byte) cputsxy::x#0
+  [168] (byte) gotoxy::y#3 ← (byte) cputsxy::y#0
+  [169] call gotoxy 
+  to:cputsxy::@1
+cputsxy::@1: scope:[cputsxy]  from cputsxy
+  [170] phi()
+  [171] call cputs 
+  to:cputsxy::@return
+cputsxy::@return: scope:[cputsxy]  from cputsxy::@1
+  [172] return 
+  to:@return
+
+(void()) cputs((to_nomodify byte*) cputs::s)
+cputs: scope:[cputs]  from cputsxy::@1
+  [173] phi()
+  to:cputs::@1
+cputs::@1: scope:[cputs]  from cputs cputs::@2
+  [174] (to_nomodify byte*) cputs::s#2 ← phi( cputs/(const byte*) num_buffer cputs::@2/(to_nomodify byte*) cputs::s#0 )
+  [175] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2)
+  [176] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2
+  [177] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2
+  to:cputs::@return
+cputs::@return: scope:[cputs]  from cputs::@1
+  [178] return 
+  to:@return
+cputs::@2: scope:[cputs]  from cputs::@1
+  [179] (byte) cputc::c#0 ← (byte) cputs::c#1
+  [180] call cputc 
+  to:cputs::@1
+
+(void()) uctoa((byte) uctoa::value , (byte*) uctoa::buffer , (byte) uctoa::radix)
+uctoa: scope:[uctoa]  from main::@3
+  [181] phi()
+  to:uctoa::@1
+uctoa::@1: scope:[uctoa]  from uctoa uctoa::@4
+  [182] (byte*) uctoa::buffer#11 ← phi( uctoa::@4/(byte*) uctoa::buffer#14 uctoa/(const byte*) num_buffer )
+  [182] (byte) uctoa::started#2 ← phi( uctoa::@4/(byte) uctoa::started#4 uctoa/(byte) 0 )
+  [182] (byte) uctoa::value#2 ← phi( uctoa::@4/(byte) uctoa::value#6 uctoa/(byte) uctoa::value#1 )
+  [182] (byte) uctoa::digit#2 ← phi( uctoa::@4/(byte) uctoa::digit#1 uctoa/(byte) 0 )
+  [183] if((byte) uctoa::digit#2<(const byte) uctoa::max_digits#2-(byte) 1) goto uctoa::@2
+  to:uctoa::@3
+uctoa::@3: scope:[uctoa]  from uctoa::@1
+  [184] *((byte*) uctoa::buffer#11) ← *((const byte*) DIGITS + (byte) uctoa::value#2)
+  [185] (byte*) uctoa::buffer#3 ← ++ (byte*) uctoa::buffer#11
+  [186] *((byte*) uctoa::buffer#3) ← (byte) 0
+  to:uctoa::@return
+uctoa::@return: scope:[uctoa]  from uctoa::@3
+  [187] return 
+  to:@return
+uctoa::@2: scope:[uctoa]  from uctoa::@1
+  [188] (byte) uctoa::digit_value#0 ← *((const byte*) RADIX_HEXADECIMAL_VALUES_CHAR + (byte) uctoa::digit#2)
+  [189] if((byte) 0!=(byte) uctoa::started#2) goto uctoa::@5
+  to:uctoa::@7
+uctoa::@7: scope:[uctoa]  from uctoa::@2
+  [190] if((byte) uctoa::value#2>=(byte) uctoa::digit_value#0) goto uctoa::@5
+  to:uctoa::@4
+uctoa::@4: scope:[uctoa]  from uctoa::@6 uctoa::@7
+  [191] (byte*) uctoa::buffer#14 ← phi( uctoa::@7/(byte*) uctoa::buffer#11 uctoa::@6/(byte*) uctoa::buffer#4 )
+  [191] (byte) uctoa::started#4 ← phi( uctoa::@7/(byte) uctoa::started#2 uctoa::@6/(byte) 1 )
+  [191] (byte) uctoa::value#6 ← phi( uctoa::@7/(byte) uctoa::value#2 uctoa::@6/(byte) uctoa::value#0 )
+  [192] (byte) uctoa::digit#1 ← ++ (byte) uctoa::digit#2
+  to:uctoa::@1
+uctoa::@5: scope:[uctoa]  from uctoa::@2 uctoa::@7
+  [193] (byte*) uctoa_append::buffer#0 ← (byte*) uctoa::buffer#11
+  [194] (byte) uctoa_append::value#0 ← (byte) uctoa::value#2
+  [195] (byte) uctoa_append::sub#0 ← (byte) uctoa::digit_value#0
+  [196] call uctoa_append 
+  [197] (byte) uctoa_append::return#0 ← (byte) uctoa_append::value#2
+  to:uctoa::@6
+uctoa::@6: scope:[uctoa]  from uctoa::@5
+  [198] (byte) uctoa::value#0 ← (byte) uctoa_append::return#0
+  [199] (byte*) uctoa::buffer#4 ← ++ (byte*) uctoa::buffer#11
+  to:uctoa::@4
+
+(byte()) uctoa_append((byte*) uctoa_append::buffer , (byte) uctoa_append::value , (byte) uctoa_append::sub)
+uctoa_append: scope:[uctoa_append]  from uctoa::@5
+  [200] phi()
+  to:uctoa_append::@1
+uctoa_append::@1: scope:[uctoa_append]  from uctoa_append uctoa_append::@2
+  [201] (byte) uctoa_append::digit#2 ← phi( uctoa_append/(byte) 0 uctoa_append::@2/(byte) uctoa_append::digit#1 )
+  [201] (byte) uctoa_append::value#2 ← phi( uctoa_append/(byte) uctoa_append::value#0 uctoa_append::@2/(byte) uctoa_append::value#1 )
+  [202] if((byte) uctoa_append::value#2>=(byte) uctoa_append::sub#0) goto uctoa_append::@2
+  to:uctoa_append::@3
+uctoa_append::@3: scope:[uctoa_append]  from uctoa_append::@1
+  [203] *((byte*) uctoa_append::buffer#0) ← *((const byte*) DIGITS + (byte) uctoa_append::digit#2)
+  to:uctoa_append::@return
+uctoa_append::@return: scope:[uctoa_append]  from uctoa_append::@3
+  [204] return 
+  to:@return
+uctoa_append::@2: scope:[uctoa_append]  from uctoa_append::@1
+  [205] (byte) uctoa_append::digit#1 ← ++ (byte) uctoa_append::digit#2
+  [206] (byte) uctoa_append::value#1 ← (byte) uctoa_append::value#2 - (byte) uctoa_append::sub#0
+  to:uctoa_append::@1
+
+(void()) clrscr()
+clrscr: scope:[clrscr]  from main::@14
+  [207] phi()
+  [208] call ppuDataFill 
+  to:clrscr::@1
+clrscr::@1: scope:[clrscr]  from clrscr
+  [209] (byte) conio_cursor_x ← (byte) 0
+  [210] (byte) conio_cursor_y ← (byte) 0
+  [211] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0
+  to:clrscr::@return
+clrscr::@return: scope:[clrscr]  from clrscr::@1
+  [212] return 
+  to:@return
+
 interrupt(HARDWARE_STACK)(void()) vblank()
 vblank: scope:[vblank]  from
-  [135] phi()
-  [136] call readJoy1 
-  [137] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2
+  [213] phi()
+  [214] call readJoy1 
+  [215] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2
   to:vblank::@11
 vblank::@11: scope:[vblank]  from vblank
-  [138] (byte) vblank::joy#0 ← (byte) readJoy1::return#2
-  [139] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN
-  [140] if((byte) 0==(byte~) vblank::$1) goto vblank::@1
+  [216] (byte) vblank::joy#0 ← (byte) readJoy1::return#2
+  [217] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN
+  [218] if((byte) 0==(byte~) vblank::$1) goto vblank::@1
   to:vblank::@5
 vblank::@5: scope:[vblank]  from vblank::@11
-  [141] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll
-  [142] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1
+  [219] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll
+  [220] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1
   to:vblank::@6
 vblank::@6: scope:[vblank]  from vblank::@5
-  [143] (volatile byte) y_scroll ← (byte) 0
+  [221] (volatile byte) y_scroll ← (byte) 0
   to:vblank::@1
 vblank::@1: scope:[vblank]  from vblank::@11 vblank::@5 vblank::@6
-  [144] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP
-  [145] if((byte) 0==(byte~) vblank::$3) goto vblank::@2
+  [222] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP
+  [223] if((byte) 0==(byte~) vblank::$3) goto vblank::@2
   to:vblank::@7
 vblank::@7: scope:[vblank]  from vblank::@1
-  [146] (volatile byte) y_scroll ← -- (volatile byte) y_scroll
-  [147] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2
+  [224] (volatile byte) y_scroll ← -- (volatile byte) y_scroll
+  [225] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2
   to:vblank::@8
 vblank::@8: scope:[vblank]  from vblank::@7
-  [148] (volatile byte) y_scroll ← (byte) $ef
+  [226] (volatile byte) y_scroll ← (byte) $ef
   to:vblank::@2
 vblank::@2: scope:[vblank]  from vblank::@1 vblank::@7 vblank::@8
-  [149] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT
-  [150] if((byte) 0==(byte~) vblank::$5) goto vblank::@3
+  [227] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT
+  [228] if((byte) 0==(byte~) vblank::$5) goto vblank::@3
   to:vblank::@9
 vblank::@9: scope:[vblank]  from vblank::@2
-  [151] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll
+  [229] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll
   to:vblank::@3
 vblank::@3: scope:[vblank]  from vblank::@2 vblank::@9
-  [152] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT
-  [153] if((byte) 0==(byte~) vblank::$7) goto vblank::@4
+  [230] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT
+  [231] if((byte) 0==(byte~) vblank::$7) goto vblank::@4
   to:vblank::@10
 vblank::@10: scope:[vblank]  from vblank::@3
-  [154] (volatile byte) x_scroll ← -- (volatile byte) x_scroll
+  [232] (volatile byte) x_scroll ← -- (volatile byte) x_scroll
   to:vblank::@4
 vblank::@4: scope:[vblank]  from vblank::@10 vblank::@3
-  [155] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll
-  [156] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll
+  [233] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll
+  [234] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll
   to:vblank::@return
 vblank::@return: scope:[vblank]  from vblank::@4
-  [157] return 
+  [235] return 
   to:@return
 
 (byte()) readJoy1()
 readJoy1: scope:[readJoy1]  from vblank
-  [158] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1
-  [159] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0
+  [236] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1
+  [237] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0
   to:readJoy1::@1
 readJoy1::@1: scope:[readJoy1]  from readJoy1 readJoy1::@2
-  [160] (byte) readJoy1::joy#2 ← phi( readJoy1/(byte) 0 readJoy1::@2/(byte) readJoy1::joy#1 )
-  [160] (byte) readJoy1::i#2 ← phi( readJoy1/(byte) 0 readJoy1::@2/(byte) readJoy1::i#1 )
-  [161] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2
+  [238] (byte) readJoy1::joy#2 ← phi( readJoy1/(byte) 0 readJoy1::@2/(byte) readJoy1::joy#1 )
+  [238] (byte) readJoy1::i#2 ← phi( readJoy1/(byte) 0 readJoy1::@2/(byte) readJoy1::i#1 )
+  [239] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2
   to:readJoy1::@return
 readJoy1::@return: scope:[readJoy1]  from readJoy1::@1
-  [162] return 
+  [240] return 
   to:@return
 readJoy1::@2: scope:[readJoy1]  from readJoy1::@1
-  [163] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1
-  [164] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1
-  [165] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2
-  [166] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2
+  [241] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1
+  [242] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1
+  [243] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2
+  [244] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2
   to:readJoy1::@1
 
+null depth in calling loop Loop head: cscroll::@1 tails: cscroll::@5 blocks: cscroll::@5 cscroll::@4 cscroll::@2 cscroll::@1  in scope ppuDataTransfer
+null depth in calling loop Loop head: cputs::@1 tails: cputs::@2 blocks: cputs::@2 cputs::@1  in scope cputc
+null depth in calling loop Loop head: cputs::@1 tails: cputs::@2 blocks: cputs::@2 cputs::@1  in scope cputc
 null depth in calling loop Loop head: cputs::@1 tails: cputs::@2 blocks: cputs::@2 cputs::@1  in scope cputc
 null depth in calling loop Loop head: cputs::@1 tails: cputs::@2 blocks: cputs::@2 cputs::@1  in scope cputc
-null depth in calling loop Loop head: cscroll::@1 tails: cscroll::@5 blocks: cscroll::@5 cscroll::@3 cscroll::@1 cscroll::@8 cscroll::@7 cscroll::@4  in scope ppuDataSet
-null depth in calling loop Loop head: cscroll::@3 tails: cscroll::@8 blocks: cscroll::@8 cscroll::@7 cscroll::@4 cscroll::@3  in scope ppuDataSet
 
 VARIABLE REGISTER WEIGHTS
 (byte) RICOH_2A03::DMC_FREQ
@@ -2357,93 +3618,151 @@ VARIABLE REGISTER WEIGHTS
 (byte) SpriteData::x
 (byte) SpriteData::y
 (void()) clrscr()
-(byte) conio_cursor_x loadstore 5189.185185185185
-(byte) conio_cursor_y loadstore 64002.159999999996
-(byte*) conio_line_text loadstore 45104.24489795918
+(byte) conio_cursor_x loadstore 4375315.90625
+(byte) conio_cursor_y loadstore 6.5306328755102046E7
+(byte*) conio_line_text loadstore 4.9111335755555555E7
 (void()) cputc((byte) cputc::c)
 (byte) cputc::c
-(byte) cputc::c#0 7001.0
+(byte) cputc::c#0 2000002.0
+(byte) cputc::c#1 2002.0
+(byte) cputc::c#2 7000334.666666666
+(void()) cputcxy((byte) cputcxy::x , (byte) cputcxy::y , (byte) cputcxy::c)
+(byte) cputcxy::c
+(byte) cputcxy::c#4 250.25
+(byte) cputcxy::x
+(byte) cputcxy::x#0 202.0
+(byte) cputcxy::x#1 202.0
+(byte) cputcxy::x#4 1203.0
+(byte) cputcxy::y
+(byte) cputcxy::y#2 202.0
+(byte) cputcxy::y#3 202.0
+(byte) cputcxy::y#4 601.5
 (void()) cputln()
 (void()) cputs((to_nomodify byte*) cputs::s)
 (byte) cputs::c
-(byte) cputs::c#1 1001.0
+(byte) cputs::c#1 1000001.0
 (to_nomodify byte*) cputs::s
-(to_nomodify byte*) cputs::s#0 500.5
-(to_nomodify byte*) cputs::s#2 1501.5
+(to_nomodify byte*) cputs::s#0 500000.5
+(to_nomodify byte*) cputs::s#2 1500001.5
+(void()) cputsxy((byte) cputsxy::x , (byte) cputsxy::y , (to_nomodify byte*) cputsxy::s)
+(to_nomodify byte*) cputsxy::s
+(byte) cputsxy::x
+(byte) cputsxy::x#0 551.0
+(byte) cputsxy::y
+(byte) cputsxy::y#0 551.0
 (void()) cscroll()
-(byte) cscroll::ch
-(byte) cscroll::ch#0 6.666666673333334E8
 (byte*) cscroll::line1
-(byte*) cscroll::line1#1 1.000000001E9
-(byte*) cscroll::line1#2 2.0000000036363637E8
-(byte*) cscroll::line1#6 1.00000001E8
+(byte*) cscroll::line1#1 6.666666666673334E11
+(byte*) cscroll::line1#2 3.333333333336667E11
 (byte*) cscroll::line2
-(byte*) cscroll::line2#1 3.333333336666667E8
-(byte*) cscroll::line2#2 3.1428571485714287E8
-(byte*) cscroll::line2#6 1.00000001E8
-(byte) cscroll::x
-(byte) cscroll::x#1 2.000000002E9
-(byte) cscroll::x#2 2.72727273E8
+(byte*) cscroll::line2#1 1.000000000001E12
+(byte*) cscroll::line2#2 2.857142857145714E11
 (byte) cscroll::y
-(byte) cscroll::y#1 2.00000002E8
-(byte) cscroll::y#2 2.142857164285714E7
+(byte) cscroll::y#1 2.000000000002E12
+(byte) cscroll::y#2 3.75000000000375E11
+(void()) gotoxy((byte) gotoxy::x , (byte) gotoxy::y)
+(byte*~) gotoxy::$5 20002.0
+(word~) gotoxy::$6 20002.0
+(word) gotoxy::line_offset
+(word) gotoxy::line_offset#0 20002.0
+(byte) gotoxy::x
+(byte) gotoxy::x#2 1001.0
+(byte) gotoxy::x#3 1001.0
+(byte) gotoxy::x#4 3667.333333333333
+(byte) gotoxy::x#5 20002.0
+(byte) gotoxy::y
+(byte) gotoxy::y#2 2002.0
+(byte) gotoxy::y#3 2002.0
+(byte) gotoxy::y#4 7334.666666666666
+(byte) gotoxy::y#5 3333.6666666666665
 (void()) main()
+(byte) main::i
+(byte) main::i#1 202.0
+(byte) main::i#2 86.57142857142857
 (byte) main::initNES1_i
 (byte) main::initNES1_i#1 151.5
 (byte) main::initNES1_i#2 112.22222222222223
 (byte~) main::initNES1_waitForVBlank1_$0 202.0
 (byte~) main::initNES1_waitForVBlank2_$0 202.0
+(byte) main::screensizex1_return
+(byte) main::screensizex2_return
+(byte) main::screensizey1_return
+(byte) main::screensizey2_return
+(byte) main::screensizey3_return
+(byte) main::x
+(byte) main::x#1 202.0
+(byte) main::x#10 72.14285714285714
+(byte) main::y
+(byte) main::y#1 202.0
+(byte) main::y#10 72.14285714285714
+(void()) ppuDataFetch((nomodify void*) ppuDataFetch::cpuData , (nomodify void*) ppuDataFetch::ppuData , (word) ppuDataFetch::size)
+(nomodify void*) ppuDataFetch::cpuData
+(byte*) ppuDataFetch::cpuDst
+(byte*) ppuDataFetch::cpuDst#1 1.0E17
+(byte*) ppuDataFetch::cpuDst#2 7.5E16
+(word) ppuDataFetch::i
+(word) ppuDataFetch::i#1 2.0E17
+(word) ppuDataFetch::i#2 6.0E16
+(nomodify void*) ppuDataFetch::ppuData
+(nomodify void*) ppuDataFetch::ppuData#0 5.25000000000075E12
+(byte~) ppuDataFetch::ppuDataPrepare1_$0 2.0000000000002E13
+(byte~) ppuDataFetch::ppuDataPrepare1_$1 2.0000000000002E13
+(nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData
+(byte) ppuDataFetch::ppuDataRead1_return
+(byte) ppuDataFetch::ppuDataRead1_return#0 2.0E17
+(word) ppuDataFetch::size
 (void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
 (word) ppuDataFill::i
-(word) ppuDataFill::i#1 2.00000002E8
-(word) ppuDataFill::i#2 1.00000001E8
+(word) ppuDataFill::i#1 2.000000000002E12
+(word) ppuDataFill::i#2 1.000000000001E12
 (nomodify void*) ppuDataFill::ppuData
-(byte~) ppuDataFill::ppuDataPrepare1_$0 2.0000002E7
-(byte~) ppuDataFill::ppuDataPrepare1_$1 2.0000002E7
+(byte~) ppuDataFill::ppuDataPrepare1_$0 2.0000000002E10
+(byte~) ppuDataFill::ppuDataPrepare1_$1 2.0000000002E10
 (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData
-(nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 6666667.333333333
+(nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 6.666666667333333E9
 (byte) ppuDataFill::ppuDataPut1_val
 (word) ppuDataFill::size
-(word) ppuDataFill::size#5 1.1111111222222222E7
+(word) ppuDataFill::size#5 1.1111111111122223E11
 (byte) ppuDataFill::val
-(byte) ppuDataFill::val#10 1.1111111222222222E7
-(byte()) ppuDataGet((nomodify void*) ppuDataGet::ppuData)
-(nomodify void*) ppuDataGet::ppuData
-(nomodify void*) ppuDataGet::ppuData#0 5.25000000075E9
-(byte~) ppuDataGet::ppuDataPrepare1_$0 2.0000000002E10
-(byte~) ppuDataGet::ppuDataPrepare1_$1 2.0000000002E10
-(nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData
-(byte) ppuDataGet::ppuDataRead1_return
-(byte) ppuDataGet::ppuDataRead1_return#0 3.666666667333333E9
-(byte) ppuDataGet::return
-(byte) ppuDataGet::return#2 2.000000002E9
+(byte) ppuDataFill::val#10 1.1111111111122223E11
 (void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
 (nomodify void*) ppuDataSet::ppuData
-(nomodify byte*) ppuDataSet::ppuData#0 5000.5
-(nomodify void*) ppuDataSet::ppuData#1 1.000000001E9
-(byte~) ppuDataSet::ppuDataPrepare1_$0 2.0000000002E10
-(byte~) ppuDataSet::ppuDataPrepare1_$1 2.0000000002E10
+(nomodify byte*) ppuDataSet::ppuData#0 2000000.2
+(byte~) ppuDataSet::ppuDataPrepare1_$0 2.00000002E8
+(byte~) ppuDataSet::ppuDataPrepare1_$1 2.00000002E8
 (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData
-(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 7.000003334666666E9
-(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 20002.0
 (byte) ppuDataSet::ppuDataPut1_val
 (byte) ppuDataSet::val
-(byte) ppuDataSet::val#0 10001.0
-(byte) ppuDataSet::val#1 2.000000002E9
-(byte) ppuDataSet::val#2 2.2000020006E9
+(byte) ppuDataSet::val#0 1.8333333666666668E7
 (void()) ppuDataTransfer((nomodify void*) ppuDataTransfer::ppuData , (nomodify void*) ppuDataTransfer::cpuData , (word) ppuDataTransfer::size)
 (nomodify void*) ppuDataTransfer::cpuData
+(nomodify void*) ppuDataTransfer::cpuData#2
 (byte*) ppuDataTransfer::cpuSrc
-(byte*) ppuDataTransfer::cpuSrc#1 1001.0
-(byte*) ppuDataTransfer::cpuSrc#2 750.75
+(byte*) ppuDataTransfer::cpuSrc#1 1.000000000000001E15
+(byte*) ppuDataTransfer::cpuSrc#2 7.52500000000001E14
+(byte*) ppuDataTransfer::cpuSrc#6 2.0000000000002E13
 (word) ppuDataTransfer::i
-(word) ppuDataTransfer::i#1 2002.0
-(word) ppuDataTransfer::i#2 600.5999999999999
+(word) ppuDataTransfer::i#1 2.000000000000002E15
+(word) ppuDataTransfer::i#2 6.000000000000005E14
 (nomodify void*) ppuDataTransfer::ppuData
+(nomodify void*) ppuDataTransfer::ppuData#0 2.000000000002E12
+(byte~) ppuDataTransfer::ppuDataPrepare1_$0 2.0000000000002E13
+(byte~) ppuDataTransfer::ppuDataPrepare1_$1 2.0000000000002E13
 (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData
+(nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 7.000000000001E12
 (byte) ppuDataTransfer::ppuDataPut1_val
-(byte) ppuDataTransfer::ppuDataPut1_val#0 2002.0
+(byte) ppuDataTransfer::ppuDataPut1_val#0 2.000000000000002E15
 (word) ppuDataTransfer::size
+(word) ppuDataTransfer::size#3 8.333333333333342E13
+(byte) printf_buffer_number::sign
+(byte) printf_format_number::justify_left
+(byte) printf_format_number::min_length
+(byte) printf_format_number::radix
+(byte) printf_format_number::sign_always
+(byte) printf_format_number::upper_case
+(byte) printf_format_number::zero_padding
+(byte) printf_format_string::justify_left
+(byte) printf_format_string::min_length
 (byte()) readJoy1()
 (byte~) readJoy1::$1 101.0
 (byte~) readJoy1::$2 202.0
@@ -2455,6 +3774,42 @@ VARIABLE REGISTER WEIGHTS
 (byte) readJoy1::joy#2 51.0
 (byte) readJoy1::return
 (byte) readJoy1::return#2 4.0
+(void()) uctoa((byte) uctoa::value , (byte*) uctoa::buffer , (byte) uctoa::radix)
+(byte*) uctoa::buffer
+(byte*) uctoa::buffer#11 33500.49999999999
+(byte*) uctoa::buffer#14 150001.5
+(byte*) uctoa::buffer#3 2002.0
+(byte*) uctoa::buffer#4 200002.0
+(byte) uctoa::digit
+(byte) uctoa::digit#1 200002.0
+(byte) uctoa::digit#2 30769.53846153846
+(byte) uctoa::digit_value
+(byte) uctoa::digit_value#0 60000.600000000006
+(byte*) uctoa::digit_values
+(byte) uctoa::max_digits
+(byte) uctoa::radix
+(byte) uctoa::started
+(byte) uctoa::started#2 60000.600000000006
+(byte) uctoa::started#4 100001.0
+(byte) uctoa::value
+(byte) uctoa::value#0 100001.0
+(byte) uctoa::value#1 551.0
+(byte) uctoa::value#2 67000.99999999999
+(byte) uctoa::value#6 150001.5
+(byte()) uctoa_append((byte*) uctoa_append::buffer , (byte) uctoa_append::value , (byte) uctoa_append::sub)
+(byte*) uctoa_append::buffer
+(byte*) uctoa_append::buffer#0 137500.25
+(byte) uctoa_append::digit
+(byte) uctoa_append::digit#1 1.000000001E9
+(byte) uctoa_append::digit#2 1.0005000015E9
+(byte) uctoa_append::return
+(byte) uctoa_append::return#0 200002.0
+(byte) uctoa_append::sub
+(byte) uctoa_append::sub#0 3.333500005E8
+(byte) uctoa_append::value
+(byte) uctoa_append::value#0 366667.3333333334
+(byte) uctoa_append::value#1 2.000000002E9
+(byte) uctoa_append::value#2 5.0018333416666675E8
 interrupt(HARDWARE_STACK)(void()) vblank()
 (byte~) vblank::$1 4.0
 (byte~) vblank::$3 4.0
@@ -2467,19 +3822,36 @@ interrupt(HARDWARE_STACK)(void()) vblank()
 
 Initial phi equivalence classes
 [ main::initNES1_i#2 main::initNES1_i#1 ]
-[ cputs::s#2 cputs::s#0 ]
+[ main::x#10 main::x#1 ]
+[ main::y#10 main::y#1 ]
+[ main::i#2 main::i#1 ]
+[ cputcxy::x#4 cputcxy::x#0 cputcxy::x#1 ]
+[ cputcxy::y#4 cputcxy::y#3 cputcxy::y#2 ]
+[ cputcxy::c#4 ]
+[ cputc::c#2 cputc::c#1 cputc::c#0 ]
 [ cscroll::y#2 cscroll::y#1 ]
-[ cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ]
-[ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ]
-[ cscroll::x#2 cscroll::x#1 ]
-[ ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ]
-[ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ]
+[ cscroll::line2#2 cscroll::line2#1 ]
+[ cscroll::line1#2 cscroll::line1#1 ]
+[ ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ]
+[ ppuDataTransfer::cpuData#2 ]
+[ ppuDataTransfer::size#3 ]
+[ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ]
+[ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ]
+[ ppuDataFetch::i#2 ppuDataFetch::i#1 ]
+[ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ]
 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ]
 [ ppuDataFill::size#5 ]
 [ ppuDataFill::val#10 ]
 [ ppuDataFill::i#2 ppuDataFill::i#1 ]
-[ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ]
-[ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 ]
+[ gotoxy::y#5 gotoxy::y#4 gotoxy::y#2 gotoxy::y#3 ]
+[ gotoxy::x#5 gotoxy::x#4 gotoxy::x#2 gotoxy::x#3 ]
+[ cputs::s#2 cputs::s#0 ]
+[ uctoa::digit#2 uctoa::digit#1 ]
+[ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ]
+[ uctoa::started#2 uctoa::started#4 ]
+[ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 ]
+[ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ]
+[ uctoa_append::digit#2 uctoa_append::digit#1 ]
 [ readJoy1::i#2 readJoy1::i#1 ]
 [ readJoy1::joy#2 readJoy1::joy#1 ]
 Added variable conio_cursor_x to live range equivalence class [ conio_cursor_x ]
@@ -2489,20 +3861,30 @@ Added variable x_scroll to live range equivalence class [ x_scroll ]
 Added variable y_scroll to live range equivalence class [ y_scroll ]
 Added variable main::initNES1_waitForVBlank1_$0 to live range equivalence class [ main::initNES1_waitForVBlank1_$0 ]
 Added variable main::initNES1_waitForVBlank2_$0 to live range equivalence class [ main::initNES1_waitForVBlank2_$0 ]
-Added variable cputs::c#1 to live range equivalence class [ cputs::c#1 ]
-Added variable cputc::c#0 to live range equivalence class [ cputc::c#0 ]
+Added variable cputsxy::x#0 to live range equivalence class [ cputsxy::x#0 ]
+Added variable cputsxy::y#0 to live range equivalence class [ cputsxy::y#0 ]
 Added variable ppuDataSet::ppuData#0 to live range equivalence class [ ppuDataSet::ppuData#0 ]
-Added variable ppuDataGet::ppuData#0 to live range equivalence class [ ppuDataGet::ppuData#0 ]
-Added variable ppuDataGet::return#2 to live range equivalence class [ ppuDataGet::return#2 ]
-Added variable cscroll::ch#0 to live range equivalence class [ cscroll::ch#0 ]
-Added variable ppuDataSet::ppuDataPrepare1_$0 to live range equivalence class [ ppuDataSet::ppuDataPrepare1_$0 ]
-Added variable ppuDataSet::ppuDataPrepare1_$1 to live range equivalence class [ ppuDataSet::ppuDataPrepare1_$1 ]
-Added variable ppuDataGet::ppuDataPrepare1_$0 to live range equivalence class [ ppuDataGet::ppuDataPrepare1_$0 ]
-Added variable ppuDataGet::ppuDataPrepare1_$1 to live range equivalence class [ ppuDataGet::ppuDataPrepare1_$1 ]
-Added variable ppuDataGet::ppuDataRead1_return#0 to live range equivalence class [ ppuDataGet::ppuDataRead1_return#0 ]
+Added variable ppuDataSet::val#0 to live range equivalence class [ ppuDataSet::val#0 ]
+Added variable ppuDataFetch::ppuData#0 to live range equivalence class [ ppuDataFetch::ppuData#0 ]
+Added variable ppuDataTransfer::ppuDataPrepare1_$0 to live range equivalence class [ ppuDataTransfer::ppuDataPrepare1_$0 ]
+Added variable ppuDataTransfer::ppuDataPrepare1_$1 to live range equivalence class [ ppuDataTransfer::ppuDataPrepare1_$1 ]
+Added variable ppuDataTransfer::ppuDataPut1_val#0 to live range equivalence class [ ppuDataTransfer::ppuDataPut1_val#0 ]
+Added variable ppuDataFetch::ppuDataPrepare1_$0 to live range equivalence class [ ppuDataFetch::ppuDataPrepare1_$0 ]
+Added variable ppuDataFetch::ppuDataPrepare1_$1 to live range equivalence class [ ppuDataFetch::ppuDataPrepare1_$1 ]
+Added variable ppuDataFetch::ppuDataRead1_return#0 to live range equivalence class [ ppuDataFetch::ppuDataRead1_return#0 ]
 Added variable ppuDataFill::ppuDataPrepare1_$0 to live range equivalence class [ ppuDataFill::ppuDataPrepare1_$0 ]
 Added variable ppuDataFill::ppuDataPrepare1_$1 to live range equivalence class [ ppuDataFill::ppuDataPrepare1_$1 ]
-Added variable ppuDataTransfer::ppuDataPut1_val#0 to live range equivalence class [ ppuDataTransfer::ppuDataPut1_val#0 ]
+Added variable ppuDataSet::ppuDataPrepare1_$0 to live range equivalence class [ ppuDataSet::ppuDataPrepare1_$0 ]
+Added variable ppuDataSet::ppuDataPrepare1_$1 to live range equivalence class [ ppuDataSet::ppuDataPrepare1_$1 ]
+Added variable gotoxy::$6 to live range equivalence class [ gotoxy::$6 ]
+Added variable gotoxy::line_offset#0 to live range equivalence class [ gotoxy::line_offset#0 ]
+Added variable gotoxy::$5 to live range equivalence class [ gotoxy::$5 ]
+Added variable cputs::c#1 to live range equivalence class [ cputs::c#1 ]
+Added variable uctoa::buffer#3 to live range equivalence class [ uctoa::buffer#3 ]
+Added variable uctoa::digit_value#0 to live range equivalence class [ uctoa::digit_value#0 ]
+Added variable uctoa_append::buffer#0 to live range equivalence class [ uctoa_append::buffer#0 ]
+Added variable uctoa_append::sub#0 to live range equivalence class [ uctoa_append::sub#0 ]
+Added variable uctoa_append::return#0 to live range equivalence class [ uctoa_append::return#0 ]
 Added variable readJoy1::return#2 to live range equivalence class [ readJoy1::return#2 ]
 Added variable vblank::joy#0 to live range equivalence class [ vblank::joy#0 ]
 Added variable vblank::$1 to live range equivalence class [ vblank::$1 ]
@@ -2513,19 +3895,36 @@ Added variable readJoy1::$1 to live range equivalence class [ readJoy1::$1 ]
 Added variable readJoy1::$2 to live range equivalence class [ readJoy1::$2 ]
 Complete equivalence classes
 [ main::initNES1_i#2 main::initNES1_i#1 ]
-[ cputs::s#2 cputs::s#0 ]
+[ main::x#10 main::x#1 ]
+[ main::y#10 main::y#1 ]
+[ main::i#2 main::i#1 ]
+[ cputcxy::x#4 cputcxy::x#0 cputcxy::x#1 ]
+[ cputcxy::y#4 cputcxy::y#3 cputcxy::y#2 ]
+[ cputcxy::c#4 ]
+[ cputc::c#2 cputc::c#1 cputc::c#0 ]
 [ cscroll::y#2 cscroll::y#1 ]
-[ cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ]
-[ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ]
-[ cscroll::x#2 cscroll::x#1 ]
-[ ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ]
-[ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ]
+[ cscroll::line2#2 cscroll::line2#1 ]
+[ cscroll::line1#2 cscroll::line1#1 ]
+[ ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ]
+[ ppuDataTransfer::cpuData#2 ]
+[ ppuDataTransfer::size#3 ]
+[ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ]
+[ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ]
+[ ppuDataFetch::i#2 ppuDataFetch::i#1 ]
+[ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ]
 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ]
 [ ppuDataFill::size#5 ]
 [ ppuDataFill::val#10 ]
 [ ppuDataFill::i#2 ppuDataFill::i#1 ]
-[ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ]
-[ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 ]
+[ gotoxy::y#5 gotoxy::y#4 gotoxy::y#2 gotoxy::y#3 ]
+[ gotoxy::x#5 gotoxy::x#4 gotoxy::x#2 gotoxy::x#3 ]
+[ cputs::s#2 cputs::s#0 ]
+[ uctoa::digit#2 uctoa::digit#1 ]
+[ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ]
+[ uctoa::started#2 uctoa::started#4 ]
+[ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 ]
+[ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ]
+[ uctoa_append::digit#2 uctoa_append::digit#1 ]
 [ readJoy1::i#2 readJoy1::i#1 ]
 [ readJoy1::joy#2 readJoy1::joy#1 ]
 [ conio_cursor_x ]
@@ -2535,20 +3934,30 @@ Complete equivalence classes
 [ y_scroll ]
 [ main::initNES1_waitForVBlank1_$0 ]
 [ main::initNES1_waitForVBlank2_$0 ]
-[ cputs::c#1 ]
-[ cputc::c#0 ]
+[ cputsxy::x#0 ]
+[ cputsxy::y#0 ]
 [ ppuDataSet::ppuData#0 ]
-[ ppuDataGet::ppuData#0 ]
-[ ppuDataGet::return#2 ]
-[ cscroll::ch#0 ]
-[ ppuDataSet::ppuDataPrepare1_$0 ]
-[ ppuDataSet::ppuDataPrepare1_$1 ]
-[ ppuDataGet::ppuDataPrepare1_$0 ]
-[ ppuDataGet::ppuDataPrepare1_$1 ]
-[ ppuDataGet::ppuDataRead1_return#0 ]
+[ ppuDataSet::val#0 ]
+[ ppuDataFetch::ppuData#0 ]
+[ ppuDataTransfer::ppuDataPrepare1_$0 ]
+[ ppuDataTransfer::ppuDataPrepare1_$1 ]
+[ ppuDataTransfer::ppuDataPut1_val#0 ]
+[ ppuDataFetch::ppuDataPrepare1_$0 ]
+[ ppuDataFetch::ppuDataPrepare1_$1 ]
+[ ppuDataFetch::ppuDataRead1_return#0 ]
 [ ppuDataFill::ppuDataPrepare1_$0 ]
 [ ppuDataFill::ppuDataPrepare1_$1 ]
-[ ppuDataTransfer::ppuDataPut1_val#0 ]
+[ ppuDataSet::ppuDataPrepare1_$0 ]
+[ ppuDataSet::ppuDataPrepare1_$1 ]
+[ gotoxy::$6 ]
+[ gotoxy::line_offset#0 ]
+[ gotoxy::$5 ]
+[ cputs::c#1 ]
+[ uctoa::buffer#3 ]
+[ uctoa::digit_value#0 ]
+[ uctoa_append::buffer#0 ]
+[ uctoa_append::sub#0 ]
+[ uctoa_append::return#0 ]
 [ readJoy1::return#2 ]
 [ vblank::joy#0 ]
 [ vblank::$1 ]
@@ -2558,50 +3967,77 @@ Complete equivalence classes
 [ readJoy1::$1 ]
 [ readJoy1::$2 ]
 Allocated zp[1]:2 [ main::initNES1_i#2 main::initNES1_i#1 ]
-Allocated zp[2]:3 [ cputs::s#2 cputs::s#0 ]
-Allocated zp[1]:5 [ cscroll::y#2 cscroll::y#1 ]
-Allocated zp[2]:6 [ cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ]
-Allocated zp[2]:8 [ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ]
-Allocated zp[1]:10 [ cscroll::x#2 cscroll::x#1 ]
-Allocated zp[2]:11 [ ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ]
-Allocated zp[1]:13 [ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ]
-Allocated zp[2]:14 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ]
-Allocated zp[2]:16 [ ppuDataFill::size#5 ]
-Allocated zp[1]:18 [ ppuDataFill::val#10 ]
-Allocated zp[2]:19 [ ppuDataFill::i#2 ppuDataFill::i#1 ]
+Allocated zp[1]:3 [ main::x#10 main::x#1 ]
+Allocated zp[1]:4 [ main::y#10 main::y#1 ]
+Allocated zp[1]:5 [ main::i#2 main::i#1 ]
+Allocated zp[1]:6 [ cputcxy::x#4 cputcxy::x#0 cputcxy::x#1 ]
+Allocated zp[1]:7 [ cputcxy::y#4 cputcxy::y#3 cputcxy::y#2 ]
+Allocated zp[1]:8 [ cputcxy::c#4 ]
+Allocated zp[1]:9 [ cputc::c#2 cputc::c#1 cputc::c#0 ]
+Allocated zp[1]:10 [ cscroll::y#2 cscroll::y#1 ]
+Allocated zp[2]:11 [ cscroll::line2#2 cscroll::line2#1 ]
+Allocated zp[2]:13 [ cscroll::line1#2 cscroll::line1#1 ]
+Allocated zp[2]:15 [ ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ]
+Allocated zp[2]:17 [ ppuDataTransfer::cpuData#2 ]
+Allocated zp[2]:19 [ ppuDataTransfer::size#3 ]
 Allocated zp[2]:21 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ]
-Allocated zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 ]
-Allocated zp[1]:25 [ readJoy1::i#2 readJoy1::i#1 ]
-Allocated zp[1]:26 [ readJoy1::joy#2 readJoy1::joy#1 ]
-Allocated zp[1]:27 [ conio_cursor_x ]
-Allocated zp[1]:28 [ conio_cursor_y ]
-Allocated zp[2]:29 [ conio_line_text ]
-Allocated zp[1]:31 [ x_scroll ]
-Allocated zp[1]:32 [ y_scroll ]
-Allocated zp[1]:33 [ main::initNES1_waitForVBlank1_$0 ]
-Allocated zp[1]:34 [ main::initNES1_waitForVBlank2_$0 ]
-Allocated zp[1]:35 [ cputs::c#1 ]
-Allocated zp[1]:36 [ cputc::c#0 ]
-Allocated zp[2]:37 [ ppuDataSet::ppuData#0 ]
-Allocated zp[2]:39 [ ppuDataGet::ppuData#0 ]
-Allocated zp[1]:41 [ ppuDataGet::return#2 ]
-Allocated zp[1]:42 [ cscroll::ch#0 ]
-Allocated zp[1]:43 [ ppuDataSet::ppuDataPrepare1_$0 ]
-Allocated zp[1]:44 [ ppuDataSet::ppuDataPrepare1_$1 ]
-Allocated zp[1]:45 [ ppuDataGet::ppuDataPrepare1_$0 ]
-Allocated zp[1]:46 [ ppuDataGet::ppuDataPrepare1_$1 ]
-Allocated zp[1]:47 [ ppuDataGet::ppuDataRead1_return#0 ]
-Allocated zp[1]:48 [ ppuDataFill::ppuDataPrepare1_$0 ]
-Allocated zp[1]:49 [ ppuDataFill::ppuDataPrepare1_$1 ]
-Allocated zp[1]:50 [ ppuDataTransfer::ppuDataPut1_val#0 ]
-Allocated zp[1]:51 [ readJoy1::return#2 ]
-Allocated zp[1]:52 [ vblank::joy#0 ]
-Allocated zp[1]:53 [ vblank::$1 ]
-Allocated zp[1]:54 [ vblank::$3 ]
-Allocated zp[1]:55 [ vblank::$5 ]
-Allocated zp[1]:56 [ vblank::$7 ]
-Allocated zp[1]:57 [ readJoy1::$1 ]
-Allocated zp[1]:58 [ readJoy1::$2 ]
+Allocated zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ]
+Allocated zp[2]:25 [ ppuDataFetch::i#2 ppuDataFetch::i#1 ]
+Allocated zp[2]:27 [ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ]
+Allocated zp[2]:29 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ]
+Allocated zp[2]:31 [ ppuDataFill::size#5 ]
+Allocated zp[1]:33 [ ppuDataFill::val#10 ]
+Allocated zp[2]:34 [ ppuDataFill::i#2 ppuDataFill::i#1 ]
+Allocated zp[1]:36 [ gotoxy::y#5 gotoxy::y#4 gotoxy::y#2 gotoxy::y#3 ]
+Allocated zp[1]:37 [ gotoxy::x#5 gotoxy::x#4 gotoxy::x#2 gotoxy::x#3 ]
+Allocated zp[2]:38 [ cputs::s#2 cputs::s#0 ]
+Allocated zp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ]
+Allocated zp[1]:41 [ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ]
+Allocated zp[1]:42 [ uctoa::started#2 uctoa::started#4 ]
+Allocated zp[2]:43 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 ]
+Allocated zp[1]:45 [ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ]
+Allocated zp[1]:46 [ uctoa_append::digit#2 uctoa_append::digit#1 ]
+Allocated zp[1]:47 [ readJoy1::i#2 readJoy1::i#1 ]
+Allocated zp[1]:48 [ readJoy1::joy#2 readJoy1::joy#1 ]
+Allocated zp[1]:49 [ conio_cursor_x ]
+Allocated zp[1]:50 [ conio_cursor_y ]
+Allocated zp[2]:51 [ conio_line_text ]
+Allocated zp[1]:53 [ x_scroll ]
+Allocated zp[1]:54 [ y_scroll ]
+Allocated zp[1]:55 [ main::initNES1_waitForVBlank1_$0 ]
+Allocated zp[1]:56 [ main::initNES1_waitForVBlank2_$0 ]
+Allocated zp[1]:57 [ cputsxy::x#0 ]
+Allocated zp[1]:58 [ cputsxy::y#0 ]
+Allocated zp[2]:59 [ ppuDataSet::ppuData#0 ]
+Allocated zp[1]:61 [ ppuDataSet::val#0 ]
+Allocated zp[2]:62 [ ppuDataFetch::ppuData#0 ]
+Allocated zp[1]:64 [ ppuDataTransfer::ppuDataPrepare1_$0 ]
+Allocated zp[1]:65 [ ppuDataTransfer::ppuDataPrepare1_$1 ]
+Allocated zp[1]:66 [ ppuDataTransfer::ppuDataPut1_val#0 ]
+Allocated zp[1]:67 [ ppuDataFetch::ppuDataPrepare1_$0 ]
+Allocated zp[1]:68 [ ppuDataFetch::ppuDataPrepare1_$1 ]
+Allocated zp[1]:69 [ ppuDataFetch::ppuDataRead1_return#0 ]
+Allocated zp[1]:70 [ ppuDataFill::ppuDataPrepare1_$0 ]
+Allocated zp[1]:71 [ ppuDataFill::ppuDataPrepare1_$1 ]
+Allocated zp[1]:72 [ ppuDataSet::ppuDataPrepare1_$0 ]
+Allocated zp[1]:73 [ ppuDataSet::ppuDataPrepare1_$1 ]
+Allocated zp[2]:74 [ gotoxy::$6 ]
+Allocated zp[2]:76 [ gotoxy::line_offset#0 ]
+Allocated zp[2]:78 [ gotoxy::$5 ]
+Allocated zp[1]:80 [ cputs::c#1 ]
+Allocated zp[2]:81 [ uctoa::buffer#3 ]
+Allocated zp[1]:83 [ uctoa::digit_value#0 ]
+Allocated zp[2]:84 [ uctoa_append::buffer#0 ]
+Allocated zp[1]:86 [ uctoa_append::sub#0 ]
+Allocated zp[1]:87 [ uctoa_append::return#0 ]
+Allocated zp[1]:88 [ readJoy1::return#2 ]
+Allocated zp[1]:89 [ vblank::joy#0 ]
+Allocated zp[1]:90 [ vblank::$1 ]
+Allocated zp[1]:91 [ vblank::$3 ]
+Allocated zp[1]:92 [ vblank::$5 ]
+Allocated zp[1]:93 [ vblank::$7 ]
+Allocated zp[1]:94 [ readJoy1::$1 ]
+Allocated zp[1]:95 [ readJoy1::$2 ]
 
 INITIAL ASM
 Target platform is nes / MOS6502
@@ -2672,6 +4108,10 @@ Target platform is nes / MOS6502
   // $3000-$3eff	$0f00	Mirrors of $2000-$2eff
   // $3f00-$3f1f	$0020	Palette RAM indexes
   .label PPU_PALETTE = $3f00
+  // PPU Status Register for reading in ASM
+  .label PPU_PPUSTATUS = $2002
+  // PPU Data Register for reading in ASM
+  .label PPU_PPUDATA = $2007
   // APU Frame Counter
   // generates low-frequency clocks for the channels and an optional 60 Hz interrupt.
   // https://wiki.nesdev.com/w/index.php/APU_Frame_Counter
@@ -2686,17 +4126,15 @@ Target platform is nes / MOS6502
   .label FR_COUNTER = $4017
   // Pointer to the start of RAM memory
   .label MEMORY = 0
-  // PPU Status Register for reading in ASM
-  .label PPU_PPUSTATUS = $2002
   // NES Picture Processing Unit (PPU)
   .label PPU = $2000
   // NES CPU and audion processing unit (APU)
   .label APU = $4000
-  .label conio_cursor_x = $1b
-  .label conio_cursor_y = $1c
-  .label conio_line_text = $1d
-  .label x_scroll = $1f
-  .label y_scroll = $20
+  .label conio_cursor_x = $31
+  .label conio_cursor_y = $32
+  .label conio_line_text = $33
+  .label x_scroll = $35
+  .label y_scroll = $36
   // @begin
 __bbegin:
   jmp __b1
@@ -2743,9 +4181,17 @@ __bend:
   // main
 // RESET Called when the NES is reset, including when it is turned on.
 main: {
-    .label initNES1_waitForVBlank1___0 = $21
-    .label initNES1_waitForVBlank2___0 = $22
+    .const screensizex1_return = $20
+    .const screensizey1_return = $1e
+    .const screensizey2_return = $1e
+    .const screensizex2_return = $20
+    .const screensizey3_return = $1e
+    .label initNES1_waitForVBlank1___0 = $37
+    .label initNES1_waitForVBlank2___0 = $38
     .label initNES1_i = 2
+    .label x = 3
+    .label y = 4
+    .label i = 5
     jmp initNES1
     // main::initNES1
   initNES1:
@@ -2863,171 +4309,333 @@ main: {
   initNES1___b7:
     // asm { ldaPPU_PPUSTATUS  }
     lda PPU_PPUSTATUS
-    // [34] phi from main::initNES1_@7 to main::@2 [phi:main::initNES1_@7->main::@2]
-  __b2_from_initNES1___b7:
-    jmp __b2
-    // main::@2
-  __b2:
+    // [34] phi from main::initNES1_@7 to main::@6 [phi:main::initNES1_@7->main::@6]
+  __b6_from_initNES1___b7:
+    jmp __b6
+    // main::@6
+  __b6:
     // [35] call ppuDataTransfer 
   // Transfer the palette
-    // [125] phi from main::@2 to ppuDataTransfer [phi:main::@2->ppuDataTransfer]
-  ppuDataTransfer_from___b2:
+    // [110] phi from main::@6 to ppuDataTransfer [phi:main::@6->ppuDataTransfer]
+  ppuDataTransfer_from___b6:
+    // [110] phi (word) ppuDataTransfer::size#3 = (byte) $20*(const byte) SIZEOF_BYTE [phi:main::@6->ppuDataTransfer#0] -- vwuz1=vbuc1 
+    lda #<$20*SIZEOF_BYTE
+    sta.z ppuDataTransfer.size
+    lda #>$20*SIZEOF_BYTE
+    sta.z ppuDataTransfer.size+1
+    // [110] phi (nomodify void*) ppuDataTransfer::cpuData#2 = (void*)(const byte*) PALETTE [phi:main::@6->ppuDataTransfer#1] -- pvoz1=pvoc1 
+    lda #<PALETTE
+    sta.z ppuDataTransfer.cpuData
+    lda #>PALETTE
+    sta.z ppuDataTransfer.cpuData+1
+    // [110] phi (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_PALETTE [phi:main::@6->ppuDataTransfer#2] -- pvoz1=pvoc1 
+    lda #<PPU_PALETTE
+    sta.z ppuDataTransfer.ppuDataPrepare1_ppuData
+    lda #>PPU_PALETTE
+    sta.z ppuDataTransfer.ppuDataPrepare1_ppuData+1
     jsr ppuDataTransfer
-    // [36] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
-  __b3_from___b2:
-    jmp __b3
-    // main::@3
-  __b3:
+    // [36] phi from main::@6 to main::@12 [phi:main::@6->main::@12]
+  __b12_from___b6:
+    jmp __b12
+    // main::@12
+  __b12:
     // [37] call ppuDataFill 
   // Fill the PPU attribute table
-    // [109] phi from main::@3 to ppuDataFill [phi:main::@3->ppuDataFill]
-  ppuDataFill_from___b3:
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@3->ppuDataFill#0] -- vbuz1=vbuc1 
+    // [136] phi from main::@12 to ppuDataFill [phi:main::@12->ppuDataFill]
+  ppuDataFill_from___b12:
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@12->ppuDataFill#0] -- vbuz1=vbuc1 
     lda #0
     sta.z ppuDataFill.val
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@3->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@12->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$40
     sta.z ppuDataFill.size
     lda #>$40
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 [phi:main::@3->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 [phi:main::@12->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_ATTRIBUTE_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_ATTRIBUTE_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData+1
     jsr ppuDataFill
-    // [38] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
-  __b4_from___b3:
-    jmp __b4
-    // main::@4
-  __b4:
+    // [38] phi from main::@12 to main::@13 [phi:main::@12->main::@13]
+  __b13_from___b12:
+    jmp __b13
+    // main::@13
+  __b13:
     // [39] call ppuDataFill 
-    // [109] phi from main::@4 to ppuDataFill [phi:main::@4->ppuDataFill]
-  ppuDataFill_from___b4:
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@4->ppuDataFill#0] -- vbuz1=vbuc1 
+    // [136] phi from main::@13 to ppuDataFill [phi:main::@13->ppuDataFill]
+  ppuDataFill_from___b13:
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@13->ppuDataFill#0] -- vbuz1=vbuc1 
     lda #0
     sta.z ppuDataFill.val
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@4->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@13->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$40
     sta.z ppuDataFill.size
     lda #>$40
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 [phi:main::@4->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 [phi:main::@13->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_ATTRIBUTE_TABLE_1
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_ATTRIBUTE_TABLE_1
     sta.z ppuDataFill.ppuDataPrepare1_ppuData+1
     jsr ppuDataFill
-    // [40] phi from main::@4 to main::@5 [phi:main::@4->main::@5]
-  __b5_from___b4:
-    jmp __b5
-    // main::@5
-  __b5:
+    // [40] phi from main::@13 to main::@14 [phi:main::@13->main::@14]
+  __b14_from___b13:
+    jmp __b14
+    // main::@14
+  __b14:
     // [41] call clrscr 
   // Print a string
-    // [119] phi from main::@5 to clrscr [phi:main::@5->clrscr]
-  clrscr_from___b5:
+    // [207] phi from main::@14 to clrscr [phi:main::@14->clrscr]
+  clrscr_from___b14:
     jsr clrscr
-    // [42] phi from main::@5 to main::@6 [phi:main::@5->main::@6]
-  __b6_from___b5:
-    jmp __b6
-    // main::@6
-  __b6:
-    // [43] call cputs 
-    // [49] phi from main::@6 to cputs [phi:main::@6->cputs]
-  cputs_from___b6:
-    jsr cputs
+    // [42] phi from main::@14 to main::screensizex1 [phi:main::@14->main::screensizex1]
+  screensizex1_from___b14:
+    // [42] phi (byte) main::x#10 = (byte) 1 [phi:main::@14->main::screensizex1#0] -- vbuz1=vbuc1 
+    lda #1
+    sta.z x
+    jmp screensizex1
+    // main::screensizex1
+  screensizex1:
     jmp __b7
     // main::@7
   __b7:
-    // [44] (volatile byte) x_scroll ← (byte) 0 -- vbuz1=vbuc1 
+    // [43] if((byte) main::x#10<(const byte) main::screensizex1_return#0-(byte) 1) goto main::@1 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z x
+    cmp #screensizex1_return-1
+    bcc __b1
+    // [44] phi from main::@7 to main::screensizey2 [phi:main::@7->main::screensizey2]
+  screensizey2_from___b7:
+    // [44] phi (byte) main::y#10 = (byte) 1 [phi:main::@7->main::screensizey2#0] -- vbuz1=vbuc1 
+    lda #1
+    sta.z y
+    jmp screensizey2
+    // main::screensizey2
+  screensizey2:
+    jmp __b9
+    // main::@9
+  __b9:
+    // [45] if((byte) main::y#10<(const byte) main::screensizey2_return#0-(byte) 3) goto main::@2 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z y
+    cmp #screensizey2_return-3
+    bcc __b2
+    // [46] phi from main::@9 to main::screensizey3 [phi:main::@9->main::screensizey3]
+  screensizey3_from___b9:
+    // [46] phi (byte) main::i#2 = (byte) 0 [phi:main::@9->main::screensizey3#0] -- vbuz1=vbuc1 
+    lda #0
+    sta.z i
+    jmp screensizey3
+    // main::screensizey3
+  screensizey3:
+    jmp __b11
+    // main::@11
+  __b11:
+    // [47] if((byte) main::i#2<(const byte) main::screensizey3_return#0) goto main::@3 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z i
+    cmp #screensizey3_return
+    bcc __b3
+    jmp __b4
+    // main::@4
+  __b4:
+    // [48] (volatile byte) x_scroll ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z x_scroll
-    // [45] (volatile byte) y_scroll ← (byte) -8 -- vbuz1=vbuc1 
+    // [49] (volatile byte) y_scroll ← (byte) -8 -- vbuz1=vbuc1 
     lda #-8
     sta.z y_scroll
     jmp enableVideoOutput1
     // main::enableVideoOutput1
   enableVideoOutput1:
-    // [46] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 -- _deref_pbuc1=vbuc2 
+    // [50] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 -- _deref_pbuc1=vbuc2 
     lda #$80
     sta PPU
-    // [47] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e -- _deref_pbuc1=vbuc2 
+    // [51] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e -- _deref_pbuc1=vbuc2 
     lda #$1e
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUMASK
-    // [48] phi from main::@1 main::enableVideoOutput1 to main::@1 [phi:main::@1/main::enableVideoOutput1->main::@1]
-  __b1_from___b1:
-  __b1_from_enableVideoOutput1:
-    jmp __b1
+    // [52] phi from main::@5 main::enableVideoOutput1 to main::@5 [phi:main::@5/main::enableVideoOutput1->main::@5]
+  __b5_from___b5:
+  __b5_from_enableVideoOutput1:
+    jmp __b5
   // Infinite loop
+    // main::@5
+  __b5:
+    jmp __b5_from___b5
+    // main::@3
+  __b3:
+    // [53] (byte) uctoa::value#1 ← (byte) main::i#2 & (byte) $f -- vbuz1=vbuz2_band_vbuc1 
+    lda #$f
+    and.z i
+    sta.z uctoa.value
+    // [54] call uctoa 
+    // [181] phi from main::@3 to uctoa [phi:main::@3->uctoa]
+  uctoa_from___b3:
+    jsr uctoa
+    jmp __b17
+    // main::@17
+  __b17:
+    // [55] (byte) cputsxy::x#0 ← (byte) main::i#2 -- vbuz1=vbuz2 
+    lda.z i
+    sta.z cputsxy.x
+    // [56] (byte) cputsxy::y#0 ← (byte) main::i#2 -- vbuz1=vbuz2 
+    lda.z i
+    sta.z cputsxy.y
+    // [57] call cputsxy 
+    jsr cputsxy
+    jmp __b18
+    // main::@18
+  __b18:
+    // [58] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1 
+    inc.z i
+    // [46] phi from main::@18 to main::screensizey3 [phi:main::@18->main::screensizey3]
+  screensizey3_from___b18:
+    // [46] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@18->main::screensizey3#0] -- register_copy 
+    jmp screensizey3
+    // main::@2
+  __b2:
+    // [59] (byte) cputcxy::y#2 ← (byte) main::y#10 -- vbuz1=vbuz2 
+    lda.z y
+    sta.z cputcxy.y
+    // [60] call cputcxy 
+    // [71] phi from main::@2 to cputcxy [phi:main::@2->cputcxy]
+  cputcxy_from___b2:
+    // [71] phi (byte) cputcxy::c#4 = (byte) 'i' [phi:main::@2->cputcxy#0] -- vbuz1=vbuc1 
+    lda #'i'
+    sta.z cputcxy.c
+    // [71] phi (byte) cputcxy::y#4 = (byte) cputcxy::y#2 [phi:main::@2->cputcxy#1] -- register_copy 
+    // [71] phi (byte) cputcxy::x#4 = (byte) 1 [phi:main::@2->cputcxy#2] -- vbuz1=vbuc1 
+    lda #1
+    sta.z cputcxy.x
+    jsr cputcxy
+    // [61] phi from main::@2 to main::screensizex2 [phi:main::@2->main::screensizex2]
+  screensizex2_from___b2:
+    jmp screensizex2
+    // main::screensizex2
+  screensizex2:
+    jmp __b10
+    // main::@10
+  __b10:
+    // [62] (byte) cputcxy::y#3 ← (byte) main::y#10 -- vbuz1=vbuz2 
+    lda.z y
+    sta.z cputcxy.y
+    // [63] call cputcxy 
+    // [71] phi from main::@10 to cputcxy [phi:main::@10->cputcxy]
+  cputcxy_from___b10:
+    // [71] phi (byte) cputcxy::c#4 = (byte) 'i' [phi:main::@10->cputcxy#0] -- vbuz1=vbuc1 
+    lda #'i'
+    sta.z cputcxy.c
+    // [71] phi (byte) cputcxy::y#4 = (byte) cputcxy::y#3 [phi:main::@10->cputcxy#1] -- register_copy 
+    // [71] phi (byte) cputcxy::x#4 = (const byte) main::screensizex2_return#0-(byte) 2 [phi:main::@10->cputcxy#2] -- vbuz1=vbuc1 
+    lda #screensizex2_return-2
+    sta.z cputcxy.x
+    jsr cputcxy
+    jmp __b16
+    // main::@16
+  __b16:
+    // [64] (byte) main::y#1 ← ++ (byte) main::y#10 -- vbuz1=_inc_vbuz1 
+    inc.z y
+    // [44] phi from main::@16 to main::screensizey2 [phi:main::@16->main::screensizey2]
+  screensizey2_from___b16:
+    // [44] phi (byte) main::y#10 = (byte) main::y#1 [phi:main::@16->main::screensizey2#0] -- register_copy 
+    jmp screensizey2
     // main::@1
   __b1:
-    jmp __b1_from___b1
-  .segment Data
-    s: .text @"hello world!\ni am nes\n look at me \n\n"
-    .byte 0
+    // [65] (byte) cputcxy::x#0 ← (byte) main::x#10 -- vbuz1=vbuz2 
+    lda.z x
+    sta.z cputcxy.x
+    // [66] call cputcxy 
+    // [71] phi from main::@1 to cputcxy [phi:main::@1->cputcxy]
+  cputcxy_from___b1:
+    // [71] phi (byte) cputcxy::c#4 = (byte) '-' [phi:main::@1->cputcxy#0] -- vbuz1=vbuc1 
+    lda #'-'
+    sta.z cputcxy.c
+    // [71] phi (byte) cputcxy::y#4 = (byte) 1 [phi:main::@1->cputcxy#1] -- vbuz1=vbuc1 
+    lda #1
+    sta.z cputcxy.y
+    // [71] phi (byte) cputcxy::x#4 = (byte) cputcxy::x#0 [phi:main::@1->cputcxy#2] -- register_copy 
+    jsr cputcxy
+    // [67] phi from main::@1 to main::screensizey1 [phi:main::@1->main::screensizey1]
+  screensizey1_from___b1:
+    jmp screensizey1
+    // main::screensizey1
+  screensizey1:
+    jmp __b8
+    // main::@8
+  __b8:
+    // [68] (byte) cputcxy::x#1 ← (byte) main::x#10 -- vbuz1=vbuz2 
+    lda.z x
+    sta.z cputcxy.x
+    // [69] call cputcxy 
+    // [71] phi from main::@8 to cputcxy [phi:main::@8->cputcxy]
+  cputcxy_from___b8:
+    // [71] phi (byte) cputcxy::c#4 = (byte) '-' [phi:main::@8->cputcxy#0] -- vbuz1=vbuc1 
+    lda #'-'
+    sta.z cputcxy.c
+    // [71] phi (byte) cputcxy::y#4 = (const byte) main::screensizey1_return#0-(byte) 4 [phi:main::@8->cputcxy#1] -- vbuz1=vbuc1 
+    lda #screensizey1_return-4
+    sta.z cputcxy.y
+    // [71] phi (byte) cputcxy::x#4 = (byte) cputcxy::x#1 [phi:main::@8->cputcxy#2] -- register_copy 
+    jsr cputcxy
+    jmp __b15
+    // main::@15
+  __b15:
+    // [70] (byte) main::x#1 ← ++ (byte) main::x#10 -- vbuz1=_inc_vbuz1 
+    inc.z x
+    // [42] phi from main::@15 to main::screensizex1 [phi:main::@15->main::screensizex1]
+  screensizex1_from___b15:
+    // [42] phi (byte) main::x#10 = (byte) main::x#1 [phi:main::@15->main::screensizex1#0] -- register_copy 
+    jmp screensizex1
 }
-.segment Code
-  // cputs
-// Output a NUL-terminated string at the current cursor position
-// cputs(byte* zp(3) s)
-cputs: {
-    .label c = $23
-    .label s = 3
-    // [50] phi from cputs to cputs::@1 [phi:cputs->cputs::@1]
-  __b1_from_cputs:
-    // [50] phi (to_nomodify byte*) cputs::s#2 = (const byte*) main::s [phi:cputs->cputs::@1#0] -- pbuz1=pbuc1 
-    lda #<main.s
-    sta.z s
-    lda #>main.s
-    sta.z s+1
+  // cputcxy
+// Move cursor and output one character
+// Same as "gotoxy (x, y); cputc (c);"
+// cputcxy(byte zp(6) x, byte zp(7) y, byte zp(8) c)
+cputcxy: {
+    .label x = 6
+    .label y = 7
+    .label c = 8
+    // [72] (byte) gotoxy::x#2 ← (byte) cputcxy::x#4 -- vbuz1=vbuz2 
+    lda.z x
+    sta.z gotoxy.x
+    // [73] (byte) gotoxy::y#2 ← (byte) cputcxy::y#4 -- vbuz1=vbuz2 
+    lda.z y
+    sta.z gotoxy.y
+    // [74] call gotoxy 
+    // [153] phi from cputcxy to gotoxy [phi:cputcxy->gotoxy]
+  gotoxy_from_cputcxy:
+    // [153] phi (byte) gotoxy::x#4 = (byte) gotoxy::x#2 [phi:cputcxy->gotoxy#0] -- register_copy 
+    // [153] phi (byte) gotoxy::y#4 = (byte) gotoxy::y#2 [phi:cputcxy->gotoxy#1] -- register_copy 
+    jsr gotoxy
     jmp __b1
-    // cputs::@1
+    // cputcxy::@1
   __b1:
-    // [51] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) -- vbuz1=_deref_pbuz2 
-    ldy #0
-    lda (s),y
-    sta.z c
-    // [52] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2 -- pbuz1=_inc_pbuz1 
-    inc.z s
-    bne !+
-    inc.z s+1
-  !:
-    // [53] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2 -- vbuc1_neq_vbuz1_then_la1 
-    lda #0
-    cmp.z c
-    bne __b2
-    jmp __breturn
-    // cputs::@return
-  __breturn:
-    // [54] return 
-    rts
-    // cputs::@2
-  __b2:
-    // [55] (byte) cputc::c#0 ← (byte) cputs::c#1 -- vbuz1=vbuz2 
+    // [75] (byte) cputc::c#1 ← (byte) cputcxy::c#4 -- vbuz1=vbuz2 
     lda.z c
     sta.z cputc.c
-    // [56] call cputc 
+    // [76] call cputc 
+    // [78] phi from cputcxy::@1 to cputc [phi:cputcxy::@1->cputc]
+  cputc_from___b1:
+    // [78] phi (byte) cputc::c#2 = (byte) cputc::c#1 [phi:cputcxy::@1->cputc#0] -- register_copy 
     jsr cputc
-    // [50] phi from cputs::@2 to cputs::@1 [phi:cputs::@2->cputs::@1]
-  __b1_from___b2:
-    // [50] phi (to_nomodify byte*) cputs::s#2 = (to_nomodify byte*) cputs::s#0 [phi:cputs::@2->cputs::@1#0] -- register_copy 
-    jmp __b1
+    jmp __breturn
+    // cputcxy::@return
+  __breturn:
+    // [77] return 
+    rts
 }
   // cputc
 // Output one character at the current cursor position
 // Moves the cursor forward. Scrolls the entire screen if needed
-// cputc(byte zp($24) c)
+// cputc(byte zp(9) c)
 cputc: {
-    .label c = $24
-    // [57] if((byte) cputc::c#0==(byte) ' ') goto cputc::@1 -- vbuz1_eq_vbuc1_then_la1 
+    .label c = 9
+    // [79] if((byte) cputc::c#2==(byte) ' ') goto cputc::@1 -- vbuz1_eq_vbuc1_then_la1 
     lda #'\n'
     cmp.z c
     beq __b1_from_cputc
     jmp __b2
     // cputc::@2
   __b2:
-    // [58] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x -- pbuz1=pbuz2_plus_vbuz3 
+    // [80] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x -- pbuz1=pbuz2_plus_vbuz3 
     lda.z conio_cursor_x
     clc
     adc.z conio_line_text
@@ -3035,54 +4643,47 @@ cputc: {
     lda #0
     adc.z conio_line_text+1
     sta.z ppuDataSet.ppuData+1
-    // [59] (byte) ppuDataSet::val#0 ← (byte) cputc::c#0 -- vbuz1=vbuz2 
+    // [81] (byte) ppuDataSet::val#0 ← (byte) cputc::c#2 -- vbuz1=vbuz2 
     lda.z c
     sta.z ppuDataSet.val
-    // [60] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ← (void*)(nomodify byte*) ppuDataSet::ppuData#0 -- pvoz1=pvoz2 
-    lda.z ppuDataSet.ppuData
-    sta.z ppuDataSet.ppuDataPrepare1_ppuData
-    lda.z ppuDataSet.ppuData+1
-    sta.z ppuDataSet.ppuDataPrepare1_ppuData+1
-    // [61] call ppuDataSet 
-    // [95] phi from cputc::@2 to ppuDataSet [phi:cputc::@2->ppuDataSet]
+    // [82] call ppuDataSet 
+    // [146] phi from cputc::@2 to ppuDataSet [phi:cputc::@2->ppuDataSet]
   ppuDataSet_from___b2:
-    // [95] phi (byte) ppuDataSet::val#2 = (byte) ppuDataSet::val#0 [phi:cputc::@2->ppuDataSet#0] -- register_copy 
-    // [95] phi (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 [phi:cputc::@2->ppuDataSet#1] -- register_copy 
     jsr ppuDataSet
     jmp __b4
     // cputc::@4
   __b4:
-    // [62] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x -- vbuz1=_inc_vbuz1 
+    // [83] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x -- vbuz1=_inc_vbuz1 
     inc.z conio_cursor_x
-    // [63] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return -- vbuz1_neq_vbuc1_then_la1 
+    // [84] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return -- vbuz1_neq_vbuc1_then_la1 
     lda #$20
     cmp.z conio_cursor_x
     bne __breturn
-    // [64] phi from cputc::@4 to cputc::@3 [phi:cputc::@4->cputc::@3]
+    // [85] phi from cputc::@4 to cputc::@3 [phi:cputc::@4->cputc::@3]
   __b3_from___b4:
     jmp __b3
     // cputc::@3
   __b3:
-    // [65] call cputln 
+    // [86] call cputln 
     jsr cputln
     jmp __breturn
     // cputc::@return
   __breturn:
-    // [66] return 
+    // [87] return 
     rts
-    // [67] phi from cputc to cputc::@1 [phi:cputc->cputc::@1]
+    // [88] phi from cputc to cputc::@1 [phi:cputc->cputc::@1]
   __b1_from_cputc:
     jmp __b1
     // cputc::@1
   __b1:
-    // [68] call cputln 
+    // [89] call cputln 
     jsr cputln
     jmp __breturn
 }
   // cputln
 // Print a newline
 cputln: {
-    // [69] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    // [90] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$20
     clc
     adc.z conio_line_text
@@ -3090,72 +4691,70 @@ cputln: {
     bcc !+
     inc.z conio_line_text+1
   !:
-    // [70] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
+    // [91] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z conio_cursor_x
-    // [71] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y -- vbuz1=_inc_vbuz1 
+    // [92] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y -- vbuz1=_inc_vbuz1 
     inc.z conio_cursor_y
-    // [72] call cscroll 
+    // [93] call cscroll 
     jsr cscroll
     jmp __breturn
     // cputln::@return
   __breturn:
-    // [73] return 
+    // [94] return 
     rts
 }
   // cscroll
 // Scroll the entire screen if the cursor is beyond the last line
 cscroll: {
-    .label ch = $2a
-    .label line2 = 6
     // Scroll lines up
-    .label line1 = 8
-    .label x = $a
-    .label y = 5
-    // [74] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return -- vbuz1_neq_vbuc1_then_la1 
+    .label line1 = $d
+    .label line2 = $b
+    .label y = $a
+    // [95] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return -- vbuz1_neq_vbuc1_then_la1 
     lda #$1e
     cmp.z conio_cursor_y
     bne __breturn
-    // [75] phi from cscroll to cscroll::@1 [phi:cscroll->cscroll::@1]
+    // [96] phi from cscroll to cscroll::@1 [phi:cscroll->cscroll::@1]
   __b1_from_cscroll:
-    // [75] phi (byte*) cscroll::line1#6 = (const nomodify byte*) PPU_NAME_TABLE_0 [phi:cscroll->cscroll::@1#0] -- pbuz1=pbuc1 
+    // [96] phi (byte*) cscroll::line1#2 = (const nomodify byte*) PPU_NAME_TABLE_0 [phi:cscroll->cscroll::@1#0] -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0
     sta.z line1
     lda #>PPU_NAME_TABLE_0
     sta.z line1+1
-    // [75] phi (byte*) cscroll::line2#6 = (const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 [phi:cscroll->cscroll::@1#1] -- pbuz1=pbuc1 
+    // [96] phi (byte*) cscroll::line2#2 = (const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 [phi:cscroll->cscroll::@1#1] -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0+$20
     sta.z line2
     lda #>PPU_NAME_TABLE_0+$20
     sta.z line2+1
-    // [75] phi (byte) cscroll::y#2 = (byte) 0 [phi:cscroll->cscroll::@1#2] -- vbuz1=vbuc1 
+    // [96] phi (byte) cscroll::y#2 = (byte) 0 [phi:cscroll->cscroll::@1#2] -- vbuz1=vbuc1 
     lda #0
     sta.z y
     jmp __b1
     // cscroll::@1
   __b1:
-    // [76] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@3 -- vbuz1_lt_vbuc1_then_la1 
+    // [97] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@2 -- vbuz1_lt_vbuc1_then_la1 
     lda.z y
     cmp #$1e-1
-    bcc __b3_from___b1
-    // [77] phi from cscroll::@1 to cscroll::@2 [phi:cscroll::@1->cscroll::@2]
-  __b2_from___b1:
-    jmp __b2
-    // cscroll::@2
-  __b2:
-    // [78] call ppuDataFill 
+    bcc __b2
+    // [98] phi from cscroll::@1 to cscroll::@3 [phi:cscroll::@1->cscroll::@3]
+  __b3_from___b1:
+    jmp __b3
+    // cscroll::@3
+  __b3:
+    // [99] call ppuDataFill 
   // Fill last line with space
-    // [109] phi from cscroll::@2 to ppuDataFill [phi:cscroll::@2->ppuDataFill]
-  ppuDataFill_from___b2:
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:cscroll::@2->ppuDataFill#0] -- vbuz1=vbuc1 
+    // [136] phi from cscroll::@3 to ppuDataFill [phi:cscroll::@3->ppuDataFill]
+  ppuDataFill_from___b3:
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:cscroll::@3->ppuDataFill#0] -- vbuz1=vbuc1 
     lda #' '
     sta.z ppuDataFill.val
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $20 [phi:cscroll::@2->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $20 [phi:cscroll::@3->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$20
     sta.z ppuDataFill.size
     lda #>$20
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 [phi:cscroll::@2->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 [phi:cscroll::@3->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_NAME_TABLE_0+$1e*$20-$20
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_NAME_TABLE_0+$1e*$20-$20
@@ -3164,7 +4763,7 @@ cscroll: {
     jmp __b6
     // cscroll::@6
   __b6:
-    // [79] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 -- pbuz1=pbuz1_minus_vbuc1 
+    // [100] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 -- pbuz1=pbuz1_minus_vbuc1 
     sec
     lda.z conio_line_text
     sbc #$20
@@ -3172,200 +4771,294 @@ cscroll: {
     lda.z conio_line_text+1
     sbc #0
     sta.z conio_line_text+1
-    // [80] (byte) conio_cursor_y ← -- (byte) conio_cursor_y -- vbuz1=_dec_vbuz1 
+    // [101] (byte) conio_cursor_y ← -- (byte) conio_cursor_y -- vbuz1=_dec_vbuz1 
     dec.z conio_cursor_y
     jmp __breturn
     // cscroll::@return
   __breturn:
-    // [81] return 
+    // [102] return 
     rts
-    // [82] phi from cscroll::@1 to cscroll::@3 [phi:cscroll::@1->cscroll::@3]
-  __b3_from___b1:
-    // [82] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#6 [phi:cscroll::@1->cscroll::@3#0] -- register_copy 
-    // [82] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#6 [phi:cscroll::@1->cscroll::@3#1] -- register_copy 
-    // [82] phi (byte) cscroll::x#2 = (byte) 0 [phi:cscroll::@1->cscroll::@3#2] -- vbuz1=vbuc1 
-    lda #0
-    sta.z x
-    jmp __b3
-    // cscroll::@3
-  __b3:
-    // [83] if((byte) cscroll::x#2<(byte) $20) goto cscroll::@4 -- vbuz1_lt_vbuc1_then_la1 
-    lda.z x
-    cmp #$20
-    bcc __b4
+    // cscroll::@2
+  __b2:
+    // [103] (nomodify void*) ppuDataFetch::ppuData#0 ← (void*)(byte*) cscroll::line2#2 -- pvoz1=pvoz2 
+    lda.z line2
+    sta.z ppuDataFetch.ppuData
+    lda.z line2+1
+    sta.z ppuDataFetch.ppuData+1
+    // [104] call ppuDataFetch 
+    // [123] phi from cscroll::@2 to ppuDataFetch [phi:cscroll::@2->ppuDataFetch]
+  ppuDataFetch_from___b2:
+    jsr ppuDataFetch
+    jmp __b4
+    // cscroll::@4
+  __b4:
+    // [105] (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(byte*) cscroll::line1#2 -- pvoz1=pvoz2 
+    lda.z line1
+    sta.z ppuDataTransfer.ppuData
+    lda.z line1+1
+    sta.z ppuDataTransfer.ppuData+1
+    // [106] call ppuDataTransfer 
+    // [110] phi from cscroll::@4 to ppuDataTransfer [phi:cscroll::@4->ppuDataTransfer]
+  ppuDataTransfer_from___b4:
+    // [110] phi (word) ppuDataTransfer::size#3 = (byte) $20 [phi:cscroll::@4->ppuDataTransfer#0] -- vwuz1=vbuc1 
+    lda #<$20
+    sta.z ppuDataTransfer.size
+    lda #>$20
+    sta.z ppuDataTransfer.size+1
+    // [110] phi (nomodify void*) ppuDataTransfer::cpuData#2 = (void*)(const byte*) scroll_buffer [phi:cscroll::@4->ppuDataTransfer#1] -- pvoz1=pvoc1 
+    lda #<scroll_buffer
+    sta.z ppuDataTransfer.cpuData
+    lda #>scroll_buffer
+    sta.z ppuDataTransfer.cpuData+1
+    // [110] phi (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataTransfer::ppuData#0 [phi:cscroll::@4->ppuDataTransfer#2] -- register_copy 
+    jsr ppuDataTransfer
     jmp __b5
     // cscroll::@5
   __b5:
-    // [84] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2 -- vbuz1=_inc_vbuz1 
-    inc.z y
-    // [75] phi from cscroll::@5 to cscroll::@1 [phi:cscroll::@5->cscroll::@1]
-  __b1_from___b5:
-    // [75] phi (byte*) cscroll::line1#6 = (byte*) cscroll::line1#2 [phi:cscroll::@5->cscroll::@1#0] -- register_copy 
-    // [75] phi (byte*) cscroll::line2#6 = (byte*) cscroll::line2#2 [phi:cscroll::@5->cscroll::@1#1] -- register_copy 
-    // [75] phi (byte) cscroll::y#2 = (byte) cscroll::y#1 [phi:cscroll::@5->cscroll::@1#2] -- register_copy 
-    jmp __b1
-    // cscroll::@4
-  __b4:
-    // [85] (nomodify void*) ppuDataGet::ppuData#0 ← (void*)(byte*) cscroll::line2#2 -- pvoz1=pvoz2 
-    lda.z line2
-    sta.z ppuDataGet.ppuData
-    lda.z line2+1
-    sta.z ppuDataGet.ppuData+1
-    // [86] call ppuDataGet 
-    // [102] phi from cscroll::@4 to ppuDataGet [phi:cscroll::@4->ppuDataGet]
-  ppuDataGet_from___b4:
-    jsr ppuDataGet
-    // [87] (byte) ppuDataGet::return#2 ← (byte) ppuDataGet::ppuDataRead1_return#0 -- vbuz1=vbuz2 
-    lda.z ppuDataGet.ppuDataRead1_return
-    sta.z ppuDataGet.return
-    jmp __b7
-    // cscroll::@7
-  __b7:
-    // [88] (byte) cscroll::ch#0 ← (byte) ppuDataGet::return#2 -- vbuz1=vbuz2 
-    lda.z ppuDataGet.return
-    sta.z ch
-    // [89] (byte*) cscroll::line2#1 ← ++ (byte*) cscroll::line2#2 -- pbuz1=_inc_pbuz1 
-    inc.z line2
-    bne !+
-    inc.z line2+1
-  !:
-    // [90] (nomodify void*) ppuDataSet::ppuData#1 ← (void*)(byte*) cscroll::line1#2 -- pvoz1=pvoz2 
-    lda.z line1
-    sta.z ppuDataSet.ppuData_1
-    lda.z line1+1
-    sta.z ppuDataSet.ppuData_1+1
-    // [91] (byte) ppuDataSet::val#1 ← (byte) cscroll::ch#0 -- vbuz1=vbuz2 
-    lda.z ch
-    sta.z ppuDataSet.val
-    // [92] call ppuDataSet 
-    // [95] phi from cscroll::@7 to ppuDataSet [phi:cscroll::@7->ppuDataSet]
-  ppuDataSet_from___b7:
-    // [95] phi (byte) ppuDataSet::val#2 = (byte) ppuDataSet::val#1 [phi:cscroll::@7->ppuDataSet#0] -- register_copy 
-    // [95] phi (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataSet::ppuData#1 [phi:cscroll::@7->ppuDataSet#1] -- register_copy 
-    jsr ppuDataSet
-    jmp __b8
-    // cscroll::@8
-  __b8:
-    // [93] (byte*) cscroll::line1#1 ← ++ (byte*) cscroll::line1#2 -- pbuz1=_inc_pbuz1 
-    inc.z line1
-    bne !+
+    // [107] (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#2 + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    lda #$20
+    clc
+    adc.z line1
+    sta.z line1
+    bcc !+
     inc.z line1+1
   !:
-    // [94] (byte) cscroll::x#1 ← ++ (byte) cscroll::x#2 -- vbuz1=_inc_vbuz1 
-    inc.z x
-    // [82] phi from cscroll::@8 to cscroll::@3 [phi:cscroll::@8->cscroll::@3]
-  __b3_from___b8:
-    // [82] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#1 [phi:cscroll::@8->cscroll::@3#0] -- register_copy 
-    // [82] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#1 [phi:cscroll::@8->cscroll::@3#1] -- register_copy 
-    // [82] phi (byte) cscroll::x#2 = (byte) cscroll::x#1 [phi:cscroll::@8->cscroll::@3#2] -- register_copy 
-    jmp __b3
+    // [108] (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#2 + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    lda #$20
+    clc
+    adc.z line2
+    sta.z line2
+    bcc !+
+    inc.z line2+1
+  !:
+    // [109] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2 -- vbuz1=_inc_vbuz1 
+    inc.z y
+    // [96] phi from cscroll::@5 to cscroll::@1 [phi:cscroll::@5->cscroll::@1]
+  __b1_from___b5:
+    // [96] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#1 [phi:cscroll::@5->cscroll::@1#0] -- register_copy 
+    // [96] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#1 [phi:cscroll::@5->cscroll::@1#1] -- register_copy 
+    // [96] phi (byte) cscroll::y#2 = (byte) cscroll::y#1 [phi:cscroll::@5->cscroll::@1#2] -- register_copy 
+    jmp __b1
 }
-  // ppuDataSet
-// Set one byte in PPU memory
+  // ppuDataTransfer
+// Transfer a number of bytes from the CPU memory to the PPU memory
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
 // - ppuData : Pointer in the PPU memory
-// - val : The value to set
-// ppuDataSet(byte* zp($25) ppuData, byte zp($d) val)
-ppuDataSet: {
-    .label ppuDataPrepare1___0 = $2b
-    .label ppuDataPrepare1___1 = $2c
-    .label ppuDataPrepare1_ppuData = $b
-    .label ppuData = $25
-    .label val = $d
-    .label ppuData_1 = $b
+// - size : The number of bytes to transfer
+// ppuDataTransfer(void* zp($f) ppuData, void* zp($11) cpuData, word zp($13) size)
+ppuDataTransfer: {
+    .label ppuDataPrepare1___0 = $40
+    .label ppuDataPrepare1___1 = $41
+    .label ppuDataPrepare1_ppuData = $f
+    .label ppuDataPut1_val = $42
+    .label cpuSrc = $17
+    .label i = $15
+    .label ppuData = $f
+    .label cpuData = $11
+    .label size = $13
     jmp ppuDataPrepare1
-    // ppuDataSet::ppuDataPrepare1
+    // ppuDataTransfer::ppuDataPrepare1
   ppuDataPrepare1:
-    // [96] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 -- vbuz1=_hi_pvoz2 
+    // [111] (byte~) ppuDataTransfer::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 -- vbuz1=_hi_pvoz2 
     lda.z ppuDataPrepare1_ppuData+1
     sta.z ppuDataPrepare1___0
-    // [97] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuz1 
+    // [112] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuz1 
     lda.z ppuDataPrepare1___0
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [98] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 -- vbuz1=_lo_pvoz2 
+    // [113] (byte~) ppuDataTransfer::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 -- vbuz1=_lo_pvoz2 
     lda.z ppuDataPrepare1_ppuData
     sta.z ppuDataPrepare1___1
-    // [99] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuz1 
+    // [114] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuz1 
     lda.z ppuDataPrepare1___1
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    jmp ppuDataPut1
-    // ppuDataSet::ppuDataPut1
-  ppuDataPut1:
-    // [100] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#2 -- _deref_pbuc1=vbuz1 
-    lda.z val
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    jmp __b3
+    // ppuDataTransfer::@3
+  __b3:
+    // [115] (byte*) ppuDataTransfer::cpuSrc#6 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2 -- pbuz1=pbuz2 
+    lda.z cpuData
+    sta.z cpuSrc
+    lda.z cpuData+1
+    sta.z cpuSrc+1
+    // [116] phi from ppuDataTransfer::@3 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1]
+  __b1_from___b3:
+    // [116] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#6 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#0] -- register_copy 
+    // [116] phi (word) ppuDataTransfer::i#2 = (word) 0 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta.z i
+    lda #>0
+    sta.z i+1
+    jmp __b1
+    // ppuDataTransfer::@1
+  __b1:
+    // [117] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#3) goto ppuDataTransfer::@2 -- vwuz1_lt_vwuz2_then_la1 
+    lda.z i+1
+    cmp.z size+1
+    bcc __b2
+    bne !+
+    lda.z i
+    cmp.z size
+    bcc __b2
+  !:
     jmp __breturn
-    // ppuDataSet::@return
+    // ppuDataTransfer::@return
   __breturn:
-    // [101] return 
+    // [118] return 
     rts
+    // ppuDataTransfer::@2
+  __b2:
+    // [119] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) -- vbuz1=_deref_pbuz2 
+    ldy #0
+    lda (cpuSrc),y
+    sta.z ppuDataPut1_val
+    jmp ppuDataPut1
+    // ppuDataTransfer::ppuDataPut1
+  ppuDataPut1:
+    // [120] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0 -- _deref_pbuc1=vbuz1 
+    lda.z ppuDataPut1_val
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    jmp __b4
+    // ppuDataTransfer::@4
+  __b4:
+    // [121] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2 -- pbuz1=_inc_pbuz1 
+    inc.z cpuSrc
+    bne !+
+    inc.z cpuSrc+1
+  !:
+    // [122] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2 -- vwuz1=_inc_vwuz1 
+    inc.z i
+    bne !+
+    inc.z i+1
+  !:
+    // [116] phi from ppuDataTransfer::@4 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1]
+  __b1_from___b4:
+    // [116] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1#0] -- register_copy 
+    // [116] phi (word) ppuDataTransfer::i#2 = (word) ppuDataTransfer::i#1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1#1] -- register_copy 
+    jmp __b1
 }
-  // ppuDataGet
-// Get one byte from PPU memory
+  // ppuDataFetch
+// Transfer a number of bytes from the PPU memory to the CPU memory
 // - ppuData : Pointer in the PPU memory
-// ppuDataGet(void* zp($27) ppuData)
-ppuDataGet: {
-    .label ppuDataPrepare1___0 = $2d
-    .label ppuDataPrepare1___1 = $2e
-    .label ppuDataRead1_return = $2f
-    .label ppuData = $27
-    .label return = $29
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
+// - size : The number of bytes to transfer
+// ppuDataFetch(void* zp($3e) ppuData)
+ppuDataFetch: {
+    .const size = $20
+    .label cpuData = scroll_buffer
+    .label ppuDataPrepare1___0 = $43
+    .label ppuDataPrepare1___1 = $44
+    .label ppuDataRead1_return = $45
+    // Fetch from PPU to CPU
+    .label cpuDst = $1b
+    .label i = $19
+    .label ppuData = $3e
     jmp ppuDataPrepare1
-    // ppuDataGet::ppuDataPrepare1
+    // ppuDataFetch::ppuDataPrepare1
   ppuDataPrepare1:
-    // [103] (byte~) ppuDataGet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataGet::ppuData#0 -- vbuz1=_hi_pvoz2 
+    // [124] (byte~) ppuDataFetch::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFetch::ppuData#0 -- vbuz1=_hi_pvoz2 
     lda.z ppuData+1
     sta.z ppuDataPrepare1___0
-    // [104] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuz1 
+    // [125] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuz1 
     lda.z ppuDataPrepare1___0
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [105] (byte~) ppuDataGet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataGet::ppuData#0 -- vbuz1=_lo_pvoz2 
+    // [126] (byte~) ppuDataFetch::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFetch::ppuData#0 -- vbuz1=_lo_pvoz2 
     lda.z ppuData
     sta.z ppuDataPrepare1___1
-    // [106] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuz1 
+    // [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuz1 
     lda.z ppuDataPrepare1___1
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    jmp ppuDataRead1
-    // ppuDataGet::ppuDataRead1
+    jmp __b2
+    // ppuDataFetch::@2
+  __b2:
+    // asm { ldaPPU_PPUDATA  }
+    // Perform a dummy-read to discard the current value in the data read buffer and update it with the first byte from the PPU address
+    lda PPU_PPUDATA
+    // [129] phi from ppuDataFetch::@2 to ppuDataFetch::@1 [phi:ppuDataFetch::@2->ppuDataFetch::@1]
+  __b1_from___b2:
+    // [129] phi (byte*) ppuDataFetch::cpuDst#2 = (byte*)(const nomodify void*) ppuDataFetch::cpuData#0 [phi:ppuDataFetch::@2->ppuDataFetch::@1#0] -- pbuz1=pbuc1 
+    lda #<cpuData
+    sta.z cpuDst
+    lda #>cpuData
+    sta.z cpuDst+1
+    // [129] phi (word) ppuDataFetch::i#2 = (word) 0 [phi:ppuDataFetch::@2->ppuDataFetch::@1#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta.z i
+    lda #>0
+    sta.z i+1
+    jmp __b1
+    // ppuDataFetch::@1
+  __b1:
+    // [130] if((word) ppuDataFetch::i#2<(const word) ppuDataFetch::size#0) goto ppuDataFetch::ppuDataRead1 -- vwuz1_lt_vwuc1_then_la1 
+    lda.z i+1
+    cmp #>size
+    bcc ppuDataRead1
+    bne !+
+    lda.z i
+    cmp #<size
+    bcc ppuDataRead1
+  !:
+    jmp __breturn
+    // ppuDataFetch::@return
+  __breturn:
+    // [131] return 
+    rts
+    // ppuDataFetch::ppuDataRead1
   ppuDataRead1:
-    // [107] (byte) ppuDataGet::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) -- vbuz1=_deref_pbuc1 
+    // [132] (byte) ppuDataFetch::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) -- vbuz1=_deref_pbuc1 
     lda PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
     sta.z ppuDataRead1_return
-    jmp __breturn
-    // ppuDataGet::@return
-  __breturn:
-    // [108] return 
-    rts
+    jmp __b3
+    // ppuDataFetch::@3
+  __b3:
+    // [133] *((byte*) ppuDataFetch::cpuDst#2) ← (byte) ppuDataFetch::ppuDataRead1_return#0 -- _deref_pbuz1=vbuz2 
+    lda.z ppuDataRead1_return
+    ldy #0
+    sta (cpuDst),y
+    // [134] (byte*) ppuDataFetch::cpuDst#1 ← ++ (byte*) ppuDataFetch::cpuDst#2 -- pbuz1=_inc_pbuz1 
+    inc.z cpuDst
+    bne !+
+    inc.z cpuDst+1
+  !:
+    // [135] (word) ppuDataFetch::i#1 ← ++ (word) ppuDataFetch::i#2 -- vwuz1=_inc_vwuz1 
+    inc.z i
+    bne !+
+    inc.z i+1
+  !:
+    // [129] phi from ppuDataFetch::@3 to ppuDataFetch::@1 [phi:ppuDataFetch::@3->ppuDataFetch::@1]
+  __b1_from___b3:
+    // [129] phi (byte*) ppuDataFetch::cpuDst#2 = (byte*) ppuDataFetch::cpuDst#1 [phi:ppuDataFetch::@3->ppuDataFetch::@1#0] -- register_copy 
+    // [129] phi (word) ppuDataFetch::i#2 = (word) ppuDataFetch::i#1 [phi:ppuDataFetch::@3->ppuDataFetch::@1#1] -- register_copy 
+    jmp __b1
 }
   // ppuDataFill
 // Fill a number of bytes in the PPU memory
 // - ppuData : Pointer in the PPU memory
 // - size : The number of bytes to transfer
-// ppuDataFill(byte zp($12) val, word zp($10) size)
+// ppuDataFill(byte zp($21) val, word zp($1f) size)
 ppuDataFill: {
-    .label ppuDataPrepare1___0 = $30
-    .label ppuDataPrepare1___1 = $31
-    .label ppuDataPrepare1_ppuData = $e
-    .label i = $13
-    .label size = $10
-    .label val = $12
+    .label ppuDataPrepare1___0 = $46
+    .label ppuDataPrepare1___1 = $47
+    .label ppuDataPrepare1_ppuData = $1d
+    .label i = $22
+    .label size = $1f
+    .label val = $21
     jmp ppuDataPrepare1
     // ppuDataFill::ppuDataPrepare1
   ppuDataPrepare1:
-    // [110] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuz1=_hi_pvoz2 
+    // [137] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuz1=_hi_pvoz2 
     lda.z ppuDataPrepare1_ppuData+1
     sta.z ppuDataPrepare1___0
-    // [111] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuz1 
+    // [138] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuz1 
     lda.z ppuDataPrepare1___0
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [112] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuz1=_lo_pvoz2 
+    // [139] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuz1=_lo_pvoz2 
     lda.z ppuDataPrepare1_ppuData
     sta.z ppuDataPrepare1___1
-    // [113] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuz1 
+    // [140] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuz1 
     lda.z ppuDataPrepare1___1
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [114] phi from ppuDataFill::ppuDataPrepare1 to ppuDataFill::@1 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1]
+    // [141] phi from ppuDataFill::ppuDataPrepare1 to ppuDataFill::@1 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1]
   __b1_from_ppuDataPrepare1:
-    // [114] phi (word) ppuDataFill::i#2 = (word) 0 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1#0] -- vwuz1=vwuc1 
+    // [141] phi (word) ppuDataFill::i#2 = (word) 0 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1#0] -- vwuz1=vwuc1 
     lda #<0
     sta.z i
     lda #>0
@@ -3374,7 +5067,7 @@ ppuDataFill: {
   // Transfer to PPU
     // ppuDataFill::@1
   __b1:
-    // [115] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 -- vwuz1_lt_vwuz2_then_la1 
+    // [142] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 -- vwuz1_lt_vwuz2_then_la1 
     lda.z i+1
     cmp.z size+1
     bcc ppuDataPut1
@@ -3386,41 +5079,449 @@ ppuDataFill: {
     jmp __breturn
     // ppuDataFill::@return
   __breturn:
-    // [116] return 
+    // [143] return 
     rts
     // ppuDataFill::ppuDataPut1
   ppuDataPut1:
-    // [117] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10 -- _deref_pbuc1=vbuz1 
+    // [144] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10 -- _deref_pbuc1=vbuz1 
     lda.z val
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
     jmp __b2
     // ppuDataFill::@2
   __b2:
-    // [118] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2 -- vwuz1=_inc_vwuz1 
+    // [145] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2 -- vwuz1=_inc_vwuz1 
     inc.z i
     bne !+
     inc.z i+1
   !:
-    // [114] phi from ppuDataFill::@2 to ppuDataFill::@1 [phi:ppuDataFill::@2->ppuDataFill::@1]
+    // [141] phi from ppuDataFill::@2 to ppuDataFill::@1 [phi:ppuDataFill::@2->ppuDataFill::@1]
   __b1_from___b2:
-    // [114] phi (word) ppuDataFill::i#2 = (word) ppuDataFill::i#1 [phi:ppuDataFill::@2->ppuDataFill::@1#0] -- register_copy 
+    // [141] phi (word) ppuDataFill::i#2 = (word) ppuDataFill::i#1 [phi:ppuDataFill::@2->ppuDataFill::@1#0] -- register_copy 
+    jmp __b1
+}
+  // ppuDataSet
+// Set one byte in PPU memory
+// - ppuData : Pointer in the PPU memory
+// - val : The value to set
+// ppuDataSet(byte* zp($3b) ppuData, byte zp($3d) val)
+ppuDataSet: {
+    .label ppuDataPrepare1___0 = $48
+    .label ppuDataPrepare1___1 = $49
+    .label ppuData = $3b
+    .label val = $3d
+    jmp ppuDataPrepare1
+    // ppuDataSet::ppuDataPrepare1
+  ppuDataPrepare1:
+    // [147] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (void*)(nomodify byte*) ppuDataSet::ppuData#0 -- vbuz1=_hi_pvoz2 
+    lda.z ppuData+1
+    sta.z ppuDataPrepare1___0
+    // [148] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuz1 
+    lda.z ppuDataPrepare1___0
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    // [149] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (void*)(nomodify byte*) ppuDataSet::ppuData#0 -- vbuz1=_lo_pvoz2 
+    lda.z ppuData
+    sta.z ppuDataPrepare1___1
+    // [150] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuz1 
+    lda.z ppuDataPrepare1___1
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    jmp ppuDataPut1
+    // ppuDataSet::ppuDataPut1
+  ppuDataPut1:
+    // [151] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#0 -- _deref_pbuc1=vbuz1 
+    lda.z val
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    jmp __breturn
+    // ppuDataSet::@return
+  __breturn:
+    // [152] return 
+    rts
+}
+  // gotoxy
+// Set the cursor to the specified position
+// gotoxy(byte zp($25) x, byte zp($24) y)
+gotoxy: {
+    .label __5 = $4e
+    .label __6 = $4a
+    .label line_offset = $4c
+    .label x = $25
+    .label y = $24
+    // [154] if((byte) gotoxy::y#4<(byte) $1e+(byte) 1) goto gotoxy::@3 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z y
+    cmp #$1e+1
+    bcc __b3_from_gotoxy
+    // [156] phi from gotoxy to gotoxy::@1 [phi:gotoxy->gotoxy::@1]
+  __b1_from_gotoxy:
+    // [156] phi (byte) gotoxy::y#5 = (byte) 0 [phi:gotoxy->gotoxy::@1#0] -- vbuz1=vbuc1 
+    lda #0
+    sta.z y
+    jmp __b1
+    // [155] phi from gotoxy to gotoxy::@3 [phi:gotoxy->gotoxy::@3]
+  __b3_from_gotoxy:
+    jmp __b3
+    // gotoxy::@3
+  __b3:
+    // [156] phi from gotoxy::@3 to gotoxy::@1 [phi:gotoxy::@3->gotoxy::@1]
+  __b1_from___b3:
+    // [156] phi (byte) gotoxy::y#5 = (byte) gotoxy::y#4 [phi:gotoxy::@3->gotoxy::@1#0] -- register_copy 
+    jmp __b1
+    // gotoxy::@1
+  __b1:
+    // [157] if((byte) gotoxy::x#4<(byte) $20) goto gotoxy::@4 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z x
+    cmp #$20
+    bcc __b4_from___b1
+    // [159] phi from gotoxy::@1 to gotoxy::@2 [phi:gotoxy::@1->gotoxy::@2]
+  __b2_from___b1:
+    // [159] phi (byte) gotoxy::x#5 = (byte) 0 [phi:gotoxy::@1->gotoxy::@2#0] -- vbuz1=vbuc1 
+    lda #0
+    sta.z x
+    jmp __b2
+    // [158] phi from gotoxy::@1 to gotoxy::@4 [phi:gotoxy::@1->gotoxy::@4]
+  __b4_from___b1:
+    jmp __b4
+    // gotoxy::@4
+  __b4:
+    // [159] phi from gotoxy::@4 to gotoxy::@2 [phi:gotoxy::@4->gotoxy::@2]
+  __b2_from___b4:
+    // [159] phi (byte) gotoxy::x#5 = (byte) gotoxy::x#4 [phi:gotoxy::@4->gotoxy::@2#0] -- register_copy 
+    jmp __b2
+    // gotoxy::@2
+  __b2:
+    // [160] (byte) conio_cursor_x ← (byte) gotoxy::x#5 -- vbuz1=vbuz2 
+    lda.z x
+    sta.z conio_cursor_x
+    // [161] (byte) conio_cursor_y ← (byte) gotoxy::y#5 -- vbuz1=vbuz2 
+    lda.z y
+    sta.z conio_cursor_y
+    // [162] (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#5 -- vwuz1=_word_vbuz2 
+    lda.z y
+    sta.z __6
+    lda #0
+    sta.z __6+1
+    // [163] (word) gotoxy::line_offset#0 ← (word~) gotoxy::$6 << (byte) 5 -- vwuz1=vwuz2_rol_5 
+    lda.z __6
+    asl
+    sta.z line_offset
+    lda.z __6+1
+    rol
+    sta.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    // [164] (byte*~) gotoxy::$5 ← (const nomodify byte*) PPU_NAME_TABLE_0 + (word) gotoxy::line_offset#0 -- pbuz1=pbuc1_plus_vwuz2 
+    lda.z line_offset
+    clc
+    adc #<PPU_NAME_TABLE_0
+    sta.z __5
+    lda.z line_offset+1
+    adc #>PPU_NAME_TABLE_0
+    sta.z __5+1
+    // [165] (byte*) conio_line_text ← (byte*~) gotoxy::$5 -- pbuz1=pbuz2 
+    lda.z __5
+    sta.z conio_line_text
+    lda.z __5+1
+    sta.z conio_line_text+1
+    jmp __breturn
+    // gotoxy::@return
+  __breturn:
+    // [166] return 
+    rts
+}
+  // cputsxy
+// Move cursor and output a NUL-terminated string
+// Same as "gotoxy (x, y); puts (s);"
+// cputsxy(byte zp($39) x, byte zp($3a) y)
+cputsxy: {
+    .label x = $39
+    .label y = $3a
+    // [167] (byte) gotoxy::x#3 ← (byte) cputsxy::x#0 -- vbuz1=vbuz2 
+    lda.z x
+    sta.z gotoxy.x
+    // [168] (byte) gotoxy::y#3 ← (byte) cputsxy::y#0 -- vbuz1=vbuz2 
+    lda.z y
+    sta.z gotoxy.y
+    // [169] call gotoxy 
+    // [153] phi from cputsxy to gotoxy [phi:cputsxy->gotoxy]
+  gotoxy_from_cputsxy:
+    // [153] phi (byte) gotoxy::x#4 = (byte) gotoxy::x#3 [phi:cputsxy->gotoxy#0] -- register_copy 
+    // [153] phi (byte) gotoxy::y#4 = (byte) gotoxy::y#3 [phi:cputsxy->gotoxy#1] -- register_copy 
+    jsr gotoxy
+    // [170] phi from cputsxy to cputsxy::@1 [phi:cputsxy->cputsxy::@1]
+  __b1_from_cputsxy:
+    jmp __b1
+    // cputsxy::@1
+  __b1:
+    // [171] call cputs 
+    // [173] phi from cputsxy::@1 to cputs [phi:cputsxy::@1->cputs]
+  cputs_from___b1:
+    jsr cputs
+    jmp __breturn
+    // cputsxy::@return
+  __breturn:
+    // [172] return 
+    rts
+}
+  // cputs
+// Output a NUL-terminated string at the current cursor position
+// cputs(byte* zp($26) s)
+cputs: {
+    .label c = $50
+    .label s = $26
+    // [174] phi from cputs to cputs::@1 [phi:cputs->cputs::@1]
+  __b1_from_cputs:
+    // [174] phi (to_nomodify byte*) cputs::s#2 = (const byte*) num_buffer [phi:cputs->cputs::@1#0] -- pbuz1=pbuc1 
+    lda #<num_buffer
+    sta.z s
+    lda #>num_buffer
+    sta.z s+1
+    jmp __b1
+    // cputs::@1
+  __b1:
+    // [175] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) -- vbuz1=_deref_pbuz2 
+    ldy #0
+    lda (s),y
+    sta.z c
+    // [176] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2 -- pbuz1=_inc_pbuz1 
+    inc.z s
+    bne !+
+    inc.z s+1
+  !:
+    // [177] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2 -- vbuc1_neq_vbuz1_then_la1 
+    lda #0
+    cmp.z c
+    bne __b2
+    jmp __breturn
+    // cputs::@return
+  __breturn:
+    // [178] return 
+    rts
+    // cputs::@2
+  __b2:
+    // [179] (byte) cputc::c#0 ← (byte) cputs::c#1 -- vbuz1=vbuz2 
+    lda.z c
+    sta.z cputc.c
+    // [180] call cputc 
+    // [78] phi from cputs::@2 to cputc [phi:cputs::@2->cputc]
+  cputc_from___b2:
+    // [78] phi (byte) cputc::c#2 = (byte) cputc::c#0 [phi:cputs::@2->cputc#0] -- register_copy 
+    jsr cputc
+    // [174] phi from cputs::@2 to cputs::@1 [phi:cputs::@2->cputs::@1]
+  __b1_from___b2:
+    // [174] phi (to_nomodify byte*) cputs::s#2 = (to_nomodify byte*) cputs::s#0 [phi:cputs::@2->cputs::@1#0] -- register_copy 
+    jmp __b1
+}
+  // uctoa
+// Converts unsigned number value to a string representing it in RADIX format.
+// If the leading digits are zero they are not included in the string.
+// - value : The number to be converted to RADIX
+// - buffer : receives the string representing the number and zero-termination.
+// - radix : The radix to convert the number to (from the enum RADIX)
+// uctoa(byte zp($29) value, byte* zp($51) buffer)
+uctoa: {
+    .const max_digits = 2
+    .label digit_value = $53
+    .label buffer = $51
+    .label digit = $28
+    .label value = $29
+    .label buffer_1 = $2b
+    .label started = $2a
+    // [182] phi from uctoa to uctoa::@1 [phi:uctoa->uctoa::@1]
+  __b1_from_uctoa:
+    // [182] phi (byte*) uctoa::buffer#11 = (const byte*) num_buffer [phi:uctoa->uctoa::@1#0] -- pbuz1=pbuc1 
+    lda #<num_buffer
+    sta.z buffer_1
+    lda #>num_buffer
+    sta.z buffer_1+1
+    // [182] phi (byte) uctoa::started#2 = (byte) 0 [phi:uctoa->uctoa::@1#1] -- vbuz1=vbuc1 
+    lda #0
+    sta.z started
+    // [182] phi (byte) uctoa::value#2 = (byte) uctoa::value#1 [phi:uctoa->uctoa::@1#2] -- register_copy 
+    // [182] phi (byte) uctoa::digit#2 = (byte) 0 [phi:uctoa->uctoa::@1#3] -- vbuz1=vbuc1 
+    lda #0
+    sta.z digit
+    jmp __b1
+    // uctoa::@1
+  __b1:
+    // [183] if((byte) uctoa::digit#2<(const byte) uctoa::max_digits#2-(byte) 1) goto uctoa::@2 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z digit
+    cmp #max_digits-1
+    bcc __b2
+    jmp __b3
+    // uctoa::@3
+  __b3:
+    // [184] *((byte*) uctoa::buffer#11) ← *((const byte*) DIGITS + (byte) uctoa::value#2) -- _deref_pbuz1=pbuc1_derefidx_vbuz2 
+    ldy.z value
+    lda DIGITS,y
+    ldy #0
+    sta (buffer_1),y
+    // [185] (byte*) uctoa::buffer#3 ← ++ (byte*) uctoa::buffer#11 -- pbuz1=_inc_pbuz2 
+    lda.z buffer_1
+    clc
+    adc #1
+    sta.z buffer
+    lda.z buffer_1+1
+    adc #0
+    sta.z buffer+1
+    // [186] *((byte*) uctoa::buffer#3) ← (byte) 0 -- _deref_pbuz1=vbuc1 
+    lda #0
+    ldy #0
+    sta (buffer),y
+    jmp __breturn
+    // uctoa::@return
+  __breturn:
+    // [187] return 
+    rts
+    // uctoa::@2
+  __b2:
+    // [188] (byte) uctoa::digit_value#0 ← *((const byte*) RADIX_HEXADECIMAL_VALUES_CHAR + (byte) uctoa::digit#2) -- vbuz1=pbuc1_derefidx_vbuz2 
+    ldy.z digit
+    lda RADIX_HEXADECIMAL_VALUES_CHAR,y
+    sta.z digit_value
+    // [189] if((byte) 0!=(byte) uctoa::started#2) goto uctoa::@5 -- vbuc1_neq_vbuz1_then_la1 
+    lda #0
+    cmp.z started
+    bne __b5
+    jmp __b7
+    // uctoa::@7
+  __b7:
+    // [190] if((byte) uctoa::value#2>=(byte) uctoa::digit_value#0) goto uctoa::@5 -- vbuz1_ge_vbuz2_then_la1 
+    lda.z value
+    cmp.z digit_value
+    bcs __b5
+    // [191] phi from uctoa::@7 to uctoa::@4 [phi:uctoa::@7->uctoa::@4]
+  __b4_from___b7:
+    // [191] phi (byte*) uctoa::buffer#14 = (byte*) uctoa::buffer#11 [phi:uctoa::@7->uctoa::@4#0] -- register_copy 
+    // [191] phi (byte) uctoa::started#4 = (byte) uctoa::started#2 [phi:uctoa::@7->uctoa::@4#1] -- register_copy 
+    // [191] phi (byte) uctoa::value#6 = (byte) uctoa::value#2 [phi:uctoa::@7->uctoa::@4#2] -- register_copy 
+    jmp __b4
+    // uctoa::@4
+  __b4:
+    // [192] (byte) uctoa::digit#1 ← ++ (byte) uctoa::digit#2 -- vbuz1=_inc_vbuz1 
+    inc.z digit
+    // [182] phi from uctoa::@4 to uctoa::@1 [phi:uctoa::@4->uctoa::@1]
+  __b1_from___b4:
+    // [182] phi (byte*) uctoa::buffer#11 = (byte*) uctoa::buffer#14 [phi:uctoa::@4->uctoa::@1#0] -- register_copy 
+    // [182] phi (byte) uctoa::started#2 = (byte) uctoa::started#4 [phi:uctoa::@4->uctoa::@1#1] -- register_copy 
+    // [182] phi (byte) uctoa::value#2 = (byte) uctoa::value#6 [phi:uctoa::@4->uctoa::@1#2] -- register_copy 
+    // [182] phi (byte) uctoa::digit#2 = (byte) uctoa::digit#1 [phi:uctoa::@4->uctoa::@1#3] -- register_copy 
+    jmp __b1
+    // uctoa::@5
+  __b5:
+    // [193] (byte*) uctoa_append::buffer#0 ← (byte*) uctoa::buffer#11 -- pbuz1=pbuz2 
+    lda.z buffer_1
+    sta.z uctoa_append.buffer
+    lda.z buffer_1+1
+    sta.z uctoa_append.buffer+1
+    // [194] (byte) uctoa_append::value#0 ← (byte) uctoa::value#2 -- vbuz1=vbuz2 
+    lda.z value
+    sta.z uctoa_append.value
+    // [195] (byte) uctoa_append::sub#0 ← (byte) uctoa::digit_value#0 -- vbuz1=vbuz2 
+    lda.z digit_value
+    sta.z uctoa_append.sub
+    // [196] call uctoa_append 
+    // [200] phi from uctoa::@5 to uctoa_append [phi:uctoa::@5->uctoa_append]
+  uctoa_append_from___b5:
+    jsr uctoa_append
+    // [197] (byte) uctoa_append::return#0 ← (byte) uctoa_append::value#2 -- vbuz1=vbuz2 
+    lda.z uctoa_append.value
+    sta.z uctoa_append.return
+    jmp __b6
+    // uctoa::@6
+  __b6:
+    // [198] (byte) uctoa::value#0 ← (byte) uctoa_append::return#0 -- vbuz1=vbuz2 
+    lda.z uctoa_append.return
+    sta.z value
+    // [199] (byte*) uctoa::buffer#4 ← ++ (byte*) uctoa::buffer#11 -- pbuz1=_inc_pbuz1 
+    inc.z buffer_1
+    bne !+
+    inc.z buffer_1+1
+  !:
+    // [191] phi from uctoa::@6 to uctoa::@4 [phi:uctoa::@6->uctoa::@4]
+  __b4_from___b6:
+    // [191] phi (byte*) uctoa::buffer#14 = (byte*) uctoa::buffer#4 [phi:uctoa::@6->uctoa::@4#0] -- register_copy 
+    // [191] phi (byte) uctoa::started#4 = (byte) 1 [phi:uctoa::@6->uctoa::@4#1] -- vbuz1=vbuc1 
+    lda #1
+    sta.z started
+    // [191] phi (byte) uctoa::value#6 = (byte) uctoa::value#0 [phi:uctoa::@6->uctoa::@4#2] -- register_copy 
+    jmp __b4
+}
+  // uctoa_append
+// Used to convert a single digit of an unsigned number value to a string representation
+// Counts a single digit up from '0' as long as the value is larger than sub.
+// Each time the digit is increased sub is subtracted from value.
+// - buffer : pointer to the char that receives the digit
+// - value : The value where the digit will be derived from
+// - sub : the value of a '1' in the digit. Subtracted continually while the digit is increased.
+//        (For decimal the subs used are 10000, 1000, 100, 10, 1)
+// returns : the value reduced by sub * digit so that it is less than sub.
+// uctoa_append(byte* zp($54) buffer, byte zp($2d) value, byte zp($56) sub)
+uctoa_append: {
+    .label buffer = $54
+    .label value = $2d
+    .label sub = $56
+    .label return = $57
+    .label digit = $2e
+    // [201] phi from uctoa_append to uctoa_append::@1 [phi:uctoa_append->uctoa_append::@1]
+  __b1_from_uctoa_append:
+    // [201] phi (byte) uctoa_append::digit#2 = (byte) 0 [phi:uctoa_append->uctoa_append::@1#0] -- vbuz1=vbuc1 
+    lda #0
+    sta.z digit
+    // [201] phi (byte) uctoa_append::value#2 = (byte) uctoa_append::value#0 [phi:uctoa_append->uctoa_append::@1#1] -- register_copy 
+    jmp __b1
+    // uctoa_append::@1
+  __b1:
+    // [202] if((byte) uctoa_append::value#2>=(byte) uctoa_append::sub#0) goto uctoa_append::@2 -- vbuz1_ge_vbuz2_then_la1 
+    lda.z value
+    cmp.z sub
+    bcs __b2
+    jmp __b3
+    // uctoa_append::@3
+  __b3:
+    // [203] *((byte*) uctoa_append::buffer#0) ← *((const byte*) DIGITS + (byte) uctoa_append::digit#2) -- _deref_pbuz1=pbuc1_derefidx_vbuz2 
+    ldy.z digit
+    lda DIGITS,y
+    ldy #0
+    sta (buffer),y
+    jmp __breturn
+    // uctoa_append::@return
+  __breturn:
+    // [204] return 
+    rts
+    // uctoa_append::@2
+  __b2:
+    // [205] (byte) uctoa_append::digit#1 ← ++ (byte) uctoa_append::digit#2 -- vbuz1=_inc_vbuz1 
+    inc.z digit
+    // [206] (byte) uctoa_append::value#1 ← (byte) uctoa_append::value#2 - (byte) uctoa_append::sub#0 -- vbuz1=vbuz1_minus_vbuz2 
+    lda.z value
+    sec
+    sbc.z sub
+    sta.z value
+    // [201] phi from uctoa_append::@2 to uctoa_append::@1 [phi:uctoa_append::@2->uctoa_append::@1]
+  __b1_from___b2:
+    // [201] phi (byte) uctoa_append::digit#2 = (byte) uctoa_append::digit#1 [phi:uctoa_append::@2->uctoa_append::@1#0] -- register_copy 
+    // [201] phi (byte) uctoa_append::value#2 = (byte) uctoa_append::value#1 [phi:uctoa_append::@2->uctoa_append::@1#1] -- register_copy 
     jmp __b1
 }
   // clrscr
 // clears the screen and moves the cursor to the upper left-hand corner of the screen.
 clrscr: {
-    // [120] call ppuDataFill 
-    // [109] phi from clrscr to ppuDataFill [phi:clrscr->ppuDataFill]
+    // [208] call ppuDataFill 
+    // [136] phi from clrscr to ppuDataFill [phi:clrscr->ppuDataFill]
   ppuDataFill_from_clrscr:
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:clrscr->ppuDataFill#0] -- vbuz1=vbuc1 
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:clrscr->ppuDataFill#0] -- vbuz1=vbuc1 
     lda #' '
     sta.z ppuDataFill.val
-    // [109] phi (word) ppuDataFill::size#5 = (word) $3c0 [phi:clrscr->ppuDataFill#1] -- vwuz1=vwuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (word) $3c0 [phi:clrscr->ppuDataFill#1] -- vwuz1=vwuc1 
     lda #<$3c0
     sta.z ppuDataFill.size
     lda #>$3c0
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0 [phi:clrscr->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0 [phi:clrscr->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_NAME_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_NAME_TABLE_0
@@ -3429,13 +5530,13 @@ clrscr: {
     jmp __b1
     // clrscr::@1
   __b1:
-    // [121] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
+    // [209] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z conio_cursor_x
-    // [122] (byte) conio_cursor_y ← (byte) 0 -- vbuz1=vbuc1 
+    // [210] (byte) conio_cursor_y ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z conio_cursor_y
-    // [123] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 -- pbuz1=pbuc1 
+    // [211] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0
     sta.z conio_line_text
     lda #>PPU_NAME_TABLE_0
@@ -3443,210 +5544,128 @@ clrscr: {
     jmp __breturn
     // clrscr::@return
   __breturn:
-    // [124] return 
+    // [212] return 
     rts
-}
-  // ppuDataTransfer
-// Transfer a number of bytes from the CPU memory to the PPU memory
-// - cpuData : Pointer to the CPU memory (RAM of ROM)
-// - ppuData : Pointer in the PPU memory
-// - size : The number of bytes to transfer
-ppuDataTransfer: {
-    .const size = $20*SIZEOF_BYTE
-    .label ppuData = PPU_PALETTE
-    .label cpuData = PALETTE
-    .label ppuDataPut1_val = $32
-    // Transfer to PPU
-    .label cpuSrc = $17
-    .label i = $15
-    jmp ppuDataPrepare1
-    // ppuDataTransfer::ppuDataPrepare1
-  ppuDataPrepare1:
-    // [126] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← >(const nomodify void*) ppuDataTransfer::ppuData#0 -- _deref_pbuc1=vbuc2 
-    lda #>ppuData
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte) 0 -- _deref_pbuc1=vbuc2 
-    lda #0
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [128] phi from ppuDataTransfer::ppuDataPrepare1 to ppuDataTransfer::@1 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1]
-  __b1_from_ppuDataPrepare1:
-    // [128] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*)(const nomodify void*) ppuDataTransfer::cpuData#0 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1#0] -- pbuz1=pbuc1 
-    lda #<cpuData
-    sta.z cpuSrc
-    lda #>cpuData
-    sta.z cpuSrc+1
-    // [128] phi (word) ppuDataTransfer::i#2 = (word) 0 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1#1] -- vwuz1=vwuc1 
-    lda #<0
-    sta.z i
-    lda #>0
-    sta.z i+1
-    jmp __b1
-    // ppuDataTransfer::@1
-  __b1:
-    // [129] if((word) ppuDataTransfer::i#2<(const word) ppuDataTransfer::size#0) goto ppuDataTransfer::@2 -- vwuz1_lt_vwuc1_then_la1 
-    lda.z i+1
-    cmp #>size
-    bcc __b2
-    bne !+
-    lda.z i
-    cmp #<size
-    bcc __b2
-  !:
-    jmp __breturn
-    // ppuDataTransfer::@return
-  __breturn:
-    // [130] return 
-    rts
-    // ppuDataTransfer::@2
-  __b2:
-    // [131] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) -- vbuz1=_deref_pbuz2 
-    ldy #0
-    lda (cpuSrc),y
-    sta.z ppuDataPut1_val
-    jmp ppuDataPut1
-    // ppuDataTransfer::ppuDataPut1
-  ppuDataPut1:
-    // [132] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0 -- _deref_pbuc1=vbuz1 
-    lda.z ppuDataPut1_val
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
-    jmp __b3
-    // ppuDataTransfer::@3
-  __b3:
-    // [133] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2 -- pbuz1=_inc_pbuz1 
-    inc.z cpuSrc
-    bne !+
-    inc.z cpuSrc+1
-  !:
-    // [134] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2 -- vwuz1=_inc_vwuz1 
-    inc.z i
-    bne !+
-    inc.z i+1
-  !:
-    // [128] phi from ppuDataTransfer::@3 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1]
-  __b1_from___b3:
-    // [128] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#0] -- register_copy 
-    // [128] phi (word) ppuDataTransfer::i#2 = (word) ppuDataTransfer::i#1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#1] -- register_copy 
-    jmp __b1
 }
   // vblank
 // NMI Called when the PPU refreshes the screen (also known as the V-Blank period)
 vblank: {
-    .label __1 = $35
-    .label __3 = $36
-    .label __5 = $37
-    .label __7 = $38
-    .label joy = $34
+    .label __1 = $5a
+    .label __3 = $5b
+    .label __5 = $5c
+    .label __7 = $5d
+    .label joy = $59
     // entry interrupt(HARDWARE_STACK)
     pha
     txa
     pha
     tya
     pha
-    // [136] call readJoy1 
+    // [214] call readJoy1 
     jsr readJoy1
-    // [137] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2 -- vbuz1=vbuz2 
+    // [215] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2 -- vbuz1=vbuz2 
     lda.z readJoy1.joy
     sta.z readJoy1.return
     jmp __b11
     // vblank::@11
   __b11:
-    // [138] (byte) vblank::joy#0 ← (byte) readJoy1::return#2 -- vbuz1=vbuz2 
+    // [216] (byte) vblank::joy#0 ← (byte) readJoy1::return#2 -- vbuz1=vbuz2 
     lda.z readJoy1.return
     sta.z joy
-    // [139] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN -- vbuz1=vbuz2_band_vbuc1 
+    // [217] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN -- vbuz1=vbuz2_band_vbuc1 
     lda #JOY_DOWN
     and.z joy
     sta.z __1
-    // [140] if((byte) 0==(byte~) vblank::$1) goto vblank::@1 -- vbuc1_eq_vbuz1_then_la1 
+    // [218] if((byte) 0==(byte~) vblank::$1) goto vblank::@1 -- vbuc1_eq_vbuz1_then_la1 
     lda #0
     cmp.z __1
     beq __b1
     jmp __b5
     // vblank::@5
   __b5:
-    // [141] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll -- vbuz1=_inc_vbuz1 
+    // [219] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll -- vbuz1=_inc_vbuz1 
     inc.z y_scroll
-    // [142] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [220] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #$f0
     cmp.z y_scroll
     bne __b1
     jmp __b6
     // vblank::@6
   __b6:
-    // [143] (volatile byte) y_scroll ← (byte) 0 -- vbuz1=vbuc1 
+    // [221] (volatile byte) y_scroll ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z y_scroll
     jmp __b1
     // vblank::@1
   __b1:
-    // [144] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP -- vbuz1=vbuz2_band_vbuc1 
+    // [222] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP -- vbuz1=vbuz2_band_vbuc1 
     lda #JOY_UP
     and.z joy
     sta.z __3
-    // [145] if((byte) 0==(byte~) vblank::$3) goto vblank::@2 -- vbuc1_eq_vbuz1_then_la1 
+    // [223] if((byte) 0==(byte~) vblank::$3) goto vblank::@2 -- vbuc1_eq_vbuz1_then_la1 
     lda #0
     cmp.z __3
     beq __b2
     jmp __b7
     // vblank::@7
   __b7:
-    // [146] (volatile byte) y_scroll ← -- (volatile byte) y_scroll -- vbuz1=_dec_vbuz1 
+    // [224] (volatile byte) y_scroll ← -- (volatile byte) y_scroll -- vbuz1=_dec_vbuz1 
     dec.z y_scroll
-    // [147] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 -- vbuz1_neq_vbuc1_then_la1 
+    // [225] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 -- vbuz1_neq_vbuc1_then_la1 
     lda #$ff
     cmp.z y_scroll
     bne __b2
     jmp __b8
     // vblank::@8
   __b8:
-    // [148] (volatile byte) y_scroll ← (byte) $ef -- vbuz1=vbuc1 
+    // [226] (volatile byte) y_scroll ← (byte) $ef -- vbuz1=vbuc1 
     lda #$ef
     sta.z y_scroll
     jmp __b2
     // vblank::@2
   __b2:
-    // [149] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT -- vbuz1=vbuz2_band_vbuc1 
+    // [227] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT -- vbuz1=vbuz2_band_vbuc1 
     lda #JOY_LEFT
     and.z joy
     sta.z __5
-    // [150] if((byte) 0==(byte~) vblank::$5) goto vblank::@3 -- vbuc1_eq_vbuz1_then_la1 
+    // [228] if((byte) 0==(byte~) vblank::$5) goto vblank::@3 -- vbuc1_eq_vbuz1_then_la1 
     lda #0
     cmp.z __5
     beq __b3
     jmp __b9
     // vblank::@9
   __b9:
-    // [151] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll -- vbuz1=_inc_vbuz1 
+    // [229] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll -- vbuz1=_inc_vbuz1 
     inc.z x_scroll
     jmp __b3
     // vblank::@3
   __b3:
-    // [152] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT -- vbuz1=vbuz2_band_vbuc1 
+    // [230] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT -- vbuz1=vbuz2_band_vbuc1 
     lda #JOY_RIGHT
     and.z joy
     sta.z __7
-    // [153] if((byte) 0==(byte~) vblank::$7) goto vblank::@4 -- vbuc1_eq_vbuz1_then_la1 
+    // [231] if((byte) 0==(byte~) vblank::$7) goto vblank::@4 -- vbuc1_eq_vbuz1_then_la1 
     lda #0
     cmp.z __7
     beq __b4
     jmp __b10
     // vblank::@10
   __b10:
-    // [154] (volatile byte) x_scroll ← -- (volatile byte) x_scroll -- vbuz1=_dec_vbuz1 
+    // [232] (volatile byte) x_scroll ← -- (volatile byte) x_scroll -- vbuz1=_dec_vbuz1 
     dec.z x_scroll
     jmp __b4
     // vblank::@4
   __b4:
-    // [155] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll -- _deref_pbuc1=vbuz1 
+    // [233] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll -- _deref_pbuc1=vbuz1 
     lda.z x_scroll
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
-    // [156] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll -- _deref_pbuc1=vbuz1 
+    // [234] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll -- _deref_pbuc1=vbuz1 
     lda.z y_scroll
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
     jmp __breturn
     // vblank::@return
   __breturn:
-    // [157] return  - exit interrupt(HARDWARE_STACK)
+    // [235] return  - exit interrupt(HARDWARE_STACK)
     pla
     tay
     pla
@@ -3666,61 +5685,69 @@ vblank: {
 // - bit 6: B
 // - bit 7: A
 readJoy1: {
-    .label __1 = $39
-    .label __2 = $3a
-    .label joy = $1a
-    .label i = $19
-    .label return = $33
-    // [158] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 -- _deref_pbuc1=vbuc2 
+    .label __1 = $5e
+    .label __2 = $5f
+    .label joy = $30
+    .label i = $2f
+    .label return = $58
+    // [236] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 -- _deref_pbuc1=vbuc2 
     // Latch the controller buttons
     lda #1
     sta APU+OFFSET_STRUCT_RICOH_2A03_JOY1
-    // [159] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 -- _deref_pbuc1=vbuc2 
+    // [237] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 -- _deref_pbuc1=vbuc2 
     lda #0
     sta APU+OFFSET_STRUCT_RICOH_2A03_JOY1
-    // [160] phi from readJoy1 to readJoy1::@1 [phi:readJoy1->readJoy1::@1]
+    // [238] phi from readJoy1 to readJoy1::@1 [phi:readJoy1->readJoy1::@1]
   __b1_from_readJoy1:
-    // [160] phi (byte) readJoy1::joy#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#0] -- vbuz1=vbuc1 
+    // [238] phi (byte) readJoy1::joy#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#0] -- vbuz1=vbuc1 
     lda #0
     sta.z joy
-    // [160] phi (byte) readJoy1::i#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#1] -- vbuz1=vbuc1 
+    // [238] phi (byte) readJoy1::i#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#1] -- vbuz1=vbuc1 
     lda #0
     sta.z i
     jmp __b1
     // readJoy1::@1
   __b1:
-    // [161] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2 -- vbuz1_lt_vbuc1_then_la1 
+    // [239] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2 -- vbuz1_lt_vbuc1_then_la1 
     lda.z i
     cmp #8
     bcc __b2
     jmp __breturn
     // readJoy1::@return
   __breturn:
-    // [162] return 
+    // [240] return 
     rts
     // readJoy1::@2
   __b2:
-    // [163] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
+    // [241] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 -- vbuz1=vbuz2_rol_1 
     lda.z joy
     asl
     sta.z __1
-    // [164] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 -- vbuz1=_deref_pbuc1_band_vbuc2 
+    // [242] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 -- vbuz1=_deref_pbuc1_band_vbuc2 
     lda #1
     and APU+OFFSET_STRUCT_RICOH_2A03_JOY1
     sta.z __2
-    // [165] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2 -- vbuz1=vbuz2_bor_vbuz3 
+    // [243] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2 -- vbuz1=vbuz2_bor_vbuz3 
     lda.z __1
     ora.z __2
     sta.z joy
-    // [166] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2 -- vbuz1=_inc_vbuz1 
+    // [244] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2 -- vbuz1=_inc_vbuz1 
     inc.z i
-    // [160] phi from readJoy1::@2 to readJoy1::@1 [phi:readJoy1::@2->readJoy1::@1]
+    // [238] phi from readJoy1::@2 to readJoy1::@1 [phi:readJoy1::@2->readJoy1::@1]
   __b1_from___b2:
-    // [160] phi (byte) readJoy1::joy#2 = (byte) readJoy1::joy#1 [phi:readJoy1::@2->readJoy1::@1#0] -- register_copy 
-    // [160] phi (byte) readJoy1::i#2 = (byte) readJoy1::i#1 [phi:readJoy1::@2->readJoy1::@1#1] -- register_copy 
+    // [238] phi (byte) readJoy1::joy#2 = (byte) readJoy1::joy#1 [phi:readJoy1::@2->readJoy1::@1#0] -- register_copy 
+    // [238] phi (byte) readJoy1::i#2 = (byte) readJoy1::i#1 [phi:readJoy1::@2->readJoy1::@1#1] -- register_copy 
     jmp __b1
 }
   // File Data
+.segment Data
+  // The digits used for numbers
+  DIGITS: .text "0123456789abcdef"
+  // Values of hexadecimal digits
+  RADIX_HEXADECIMAL_VALUES_CHAR: .byte $10
+.segment GameRam
+  num_buffer: .fill $b, 0
+  scroll_buffer: .fill $20, 0
 .segment Data
   // Color Palette
   PALETTE: .byte 1, $21, $f, $30, 1, $21, $f, $30, 1, $21, $f, $30, 1, $21, $f, $30, 1, $f, $30, 8, 1, $f, $18, 8, 1, $30, $37, $1a, $f, $f, $f, $f
@@ -3761,52 +5788,79 @@ Statement [26] *((const nomodify byte*) MEMORY+(word) $600 + (byte) main::initNE
 Statement [27] *((const nomodify byte*) MEMORY+(word) $700 + (byte) main::initNES1_i#2) ← (byte) 0 [ main::initNES1_i#2 ] (  [ main::initNES1_i#2 ] { }  main:7 [ main::initNES1_i#2 ] { }  ) always clobbers reg byte a 
 Statement [31] (byte~) main::initNES1_waitForVBlank2_$0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSTATUS) & (byte) $80 [ main::initNES1_waitForVBlank2_$0 ] (  [ main::initNES1_waitForVBlank2_$0 ] { }  main:7 [ main::initNES1_waitForVBlank2_$0 ] { }  ) always clobbers reg byte a 
 Statement asm { ldaPPU_PPUSTATUS  } always clobbers reg byte a 
-Statement [44] (volatile byte) x_scroll ← (byte) 0 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
-Statement [45] (volatile byte) y_scroll ← (byte) -8 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
-Statement [46] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
-Statement [47] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
-Statement [51] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) [ conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] ( cputs:43 [ conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] { }  main:7::cputs:43 [ conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [58] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x [ conio_cursor_x conio_cursor_y conio_line_text cputc::c#0 ppuDataSet::ppuData#0 ] ( cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cputc::c#0 ppuDataSet::ppuData#0 ] { { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuDataPrepare1_ppuData#2 } { ppuDataSet::val#0 = ppuDataSet::val#2 cputc::c#0 cputs::c#1 } }  main:7::cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cputc::c#0 ppuDataSet::ppuData#0 ] { { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuDataPrepare1_ppuData#2 } { ppuDataSet::val#0 = ppuDataSet::val#2 cputc::c#0 cputs::c#1 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:36 [ cputc::c#0 ]
-Statement [60] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ← (void*)(nomodify byte*) ppuDataSet::ppuData#0 [ conio_cursor_x conio_cursor_y conio_line_text ppuDataSet::val#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ] ( cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataSet::val#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ] { { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuDataPrepare1_ppuData#2 } { ppuDataSet::val#0 = ppuDataSet::val#2 cputc::c#0 cputs::c#1 } }  main:7::cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataSet::val#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ] { { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuDataPrepare1_ppuData#2 } { ppuDataSet::val#0 = ppuDataSet::val#2 cputc::c#0 cputs::c#1 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:13 [ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ]
-Statement [63] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [69] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 [ conio_cursor_y conio_line_text ] ( cputs:43::cputc:56::cputln:65 [ cputs::s#0 conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65 [ cputs::s#0 conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68 [ cputs::s#0 conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68 [ cputs::s#0 conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [70] (byte) conio_cursor_x ← (byte) 0 [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputs:43::cputc:56::cputln:65 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [74] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return [ conio_cursor_y conio_line_text ] ( cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [79] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 [ conio_cursor_y conio_line_text ] ( cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [85] (nomodify void*) ppuDataGet::ppuData#0 ← (void*)(byte*) cscroll::line2#2 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] ( cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] { { cputc::c#0 = cputs::c#1 } { ppuDataGet::return#2 = ppuDataGet::ppuDataRead1_return#0 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] { { cputc::c#0 = cputs::c#1 } { ppuDataGet::return#2 = ppuDataGet::ppuDataRead1_return#0 } }  cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] { { cputc::c#0 = cputs::c#1 } { ppuDataGet::return#2 = ppuDataGet::ppuDataRead1_return#0 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] { { cputc::c#0 = cputs::c#1 } { ppuDataGet::return#2 = ppuDataGet::ppuDataRead1_return#0 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:5 [ cscroll::y#2 cscroll::y#1 ]
-Removing always clobbered register reg byte a as potential for zp[1]:10 [ cscroll::x#2 cscroll::x#1 ]
-Statement [90] (nomodify void*) ppuDataSet::ppuData#1 ← (void*)(byte*) cscroll::line1#2 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] ( cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] { { cputc::c#0 = cputs::c#1 } { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 } { ppuDataSet::val#1 = ppuDataSet::val#2 cscroll::ch#0 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] { { cputc::c#0 = cputs::c#1 } { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 } { ppuDataSet::val#1 = ppuDataSet::val#2 cscroll::ch#0 } }  cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] { { cputc::c#0 = cputs::c#1 } { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 } { ppuDataSet::val#1 = ppuDataSet::val#2 cscroll::ch#0 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] { { cputc::c#0 = cputs::c#1 } { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 } { ppuDataSet::val#1 = ppuDataSet::val#2 cscroll::ch#0 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:42 [ cscroll::ch#0 ]
-Statement [115] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] ( ppuDataFill:37 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::ppuDataFill:37 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  ppuDataFill:39 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::ppuDataFill:39 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  cputs:43::cputc:56::cputln:65::cscroll:72::ppuDataFill:78 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72::ppuDataFill:78 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68::cscroll:72::ppuDataFill:78 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72::ppuDataFill:78 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputc::c#0 = cputs::c#1 } }  clrscr:41::ppuDataFill:120 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::clrscr:41::ppuDataFill:120 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:18 [ ppuDataFill::val#10 ]
-Statement [121] (byte) conio_cursor_x ← (byte) 0 [ conio_cursor_x ] ( clrscr:41 [ conio_cursor_x ] { }  main:7::clrscr:41 [ conio_cursor_x ] { }  ) always clobbers reg byte a 
-Statement [122] (byte) conio_cursor_y ← (byte) 0 [ conio_cursor_x conio_cursor_y ] ( clrscr:41 [ conio_cursor_x conio_cursor_y ] { }  main:7::clrscr:41 [ conio_cursor_x conio_cursor_y ] { }  ) always clobbers reg byte a 
-Statement [123] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 [ conio_cursor_x conio_cursor_y conio_line_text ] ( clrscr:41 [ conio_cursor_x conio_cursor_y conio_line_text ] { }  main:7::clrscr:41 [ conio_cursor_x conio_cursor_y conio_line_text ] { }  ) always clobbers reg byte a 
-Statement [126] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← >(const nomodify void*) ppuDataTransfer::ppuData#0 [ ] ( ppuDataTransfer:35 [ ] { }  main:7::ppuDataTransfer:35 [ ] { }  ) always clobbers reg byte a 
-Statement [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte) 0 [ ] ( ppuDataTransfer:35 [ ] { }  main:7::ppuDataTransfer:35 [ ] { }  ) always clobbers reg byte a 
-Statement [129] if((word) ppuDataTransfer::i#2<(const word) ppuDataTransfer::size#0) goto ppuDataTransfer::@2 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] ( ppuDataTransfer:35 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { }  ) always clobbers reg byte a 
-Statement [131] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] ( ppuDataTransfer:35 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [139] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN [ x_scroll y_scroll vblank::joy#0 vblank::$1 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$1 ] { }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:52 [ vblank::joy#0 ]
-Statement [142] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
-Statement [143] (volatile byte) y_scroll ← (byte) 0 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
-Statement [144] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP [ x_scroll y_scroll vblank::joy#0 vblank::$3 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$3 ] { }  ) always clobbers reg byte a 
-Statement [147] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
-Statement [148] (volatile byte) y_scroll ← (byte) $ef [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
-Statement [149] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT [ x_scroll y_scroll vblank::joy#0 vblank::$5 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$5 ] { }  ) always clobbers reg byte a 
-Statement [152] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT [ x_scroll y_scroll vblank::$7 ] (  [ x_scroll y_scroll vblank::$7 ] { }  ) always clobbers reg byte a 
-Statement [155] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll [ y_scroll ] (  [ y_scroll ] { }  ) always clobbers reg byte a 
-Statement [156] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll [ ] (  [ ] { }  ) always clobbers reg byte a 
-Statement [157] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
-Statement [158] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 [ ] ( readJoy1:136 [ x_scroll y_scroll ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
-Statement [159] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 [ ] ( readJoy1:136 [ x_scroll y_scroll ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
-Statement [163] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 [ readJoy1::i#2 readJoy1::$1 ] ( readJoy1:136 [ x_scroll y_scroll readJoy1::i#2 readJoy1::$1 ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:25 [ readJoy1::i#2 readJoy1::i#1 ]
-Statement [164] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 [ readJoy1::i#2 readJoy1::$1 readJoy1::$2 ] ( readJoy1:136 [ x_scroll y_scroll readJoy1::i#2 readJoy1::$1 readJoy1::$2 ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
-Removing always clobbered register reg byte a as potential for zp[1]:57 [ readJoy1::$1 ]
+Statement [48] (volatile byte) x_scroll ← (byte) 0 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
+Statement [49] (volatile byte) y_scroll ← (byte) -8 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
+Statement [50] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
+Statement [51] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
+Statement [53] (byte) uctoa::value#1 ← (byte) main::i#2 & (byte) $f [ main::i#2 uctoa::value#1 ] (  [ main::i#2 uctoa::value#1 ] { }  main:7 [ main::i#2 uctoa::value#1 ] { }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:5 [ main::i#2 main::i#1 ]
+Statement [80] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x [ conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] ( cputcxy:60::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  main:7::cputcxy:60::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  cputcxy:63::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  main:7::cputcxy:63::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  cputcxy:66::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  main:7::cputcxy:66::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  cputcxy:69::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  main:7::cputcxy:69::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  cputsxy:57::cputs:171::cputc:180 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 ppuDataSet::val#0 } }  main:7::cputsxy:57::cputs:171::cputc:180 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 ppuDataSet::val#0 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:4 [ main::y#10 main::y#1 ]
+Removing always clobbered register reg byte a as potential for zp[1]:9 [ cputc::c#2 cputc::c#1 cputc::c#0 ]
+Removing always clobbered register reg byte a as potential for zp[1]:3 [ main::x#10 main::x#1 ]
+Statement [84] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [90] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 [ conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76::cputln:86 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86 [ main::i#2 cputs::s#0 conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86 [ main::i#2 cputs::s#0 conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89 [ main::i#2 cputs::s#0 conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89 [ main::i#2 cputs::s#0 conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [91] (byte) conio_cursor_x ← (byte) 0 [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76::cputln:86 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [95] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return [ conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [100] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 [ conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [103] (nomodify void*) ppuDataFetch::ppuData#0 ← (void*)(byte*) cscroll::line2#2 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:10 [ cscroll::y#2 cscroll::y#1 ]
+Statement [105] (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(byte*) cscroll::line1#2 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  ) always clobbers reg byte a 
+Statement [107] (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#2 + (byte) $20 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [108] (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#2 + (byte) $20 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [115] (byte*) ppuDataTransfer::cpuSrc#6 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2 [ ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] ( ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { }  cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  ) always clobbers reg byte a 
+Statement [117] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#3) goto ppuDataTransfer::@2 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] ( ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { }  cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  ) always clobbers reg byte a 
+Statement [119] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] ( ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { }  cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  ) always clobbers reg byte a reg byte y 
+Removing always clobbered register reg byte y as potential for zp[1]:4 [ main::y#10 main::y#1 ]
+Removing always clobbered register reg byte y as potential for zp[1]:10 [ cscroll::y#2 cscroll::y#1 ]
+Removing always clobbered register reg byte y as potential for zp[1]:3 [ main::x#10 main::x#1 ]
+Removing always clobbered register reg byte y as potential for zp[1]:5 [ main::i#2 main::i#1 ]
+Statement asm { ldaPPU_PPUDATA  } always clobbers reg byte a 
+Statement [130] if((word) ppuDataFetch::i#2<(const word) ppuDataFetch::size#0) goto ppuDataFetch::ppuDataRead1 [ ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [133] *((byte*) ppuDataFetch::cpuDst#2) ← (byte) ppuDataFetch::ppuDataRead1_return#0 [ ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte y 
+Statement [142] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] ( ppuDataFill:37 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::ppuDataFill:37 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  ppuDataFill:39 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::ppuDataFill:39 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFill:99 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFill:99 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFill:99 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFill:99 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  clrscr:41::ppuDataFill:208 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::clrscr:41::ppuDataFill:208 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:33 [ ppuDataFill::val#10 ]
+Statement [162] (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#5 [ conio_cursor_x conio_cursor_y gotoxy::$6 ] ( cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  main:7::cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  main:7::cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:8 [ cputcxy::c#4 ]
+Statement [163] (word) gotoxy::line_offset#0 ← (word~) gotoxy::$6 << (byte) 5 [ conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] ( cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  main:7::cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  main:7::cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a 
+Statement [164] (byte*~) gotoxy::$5 ← (const nomodify byte*) PPU_NAME_TABLE_0 + (word) gotoxy::line_offset#0 [ conio_cursor_x conio_cursor_y gotoxy::$5 ] ( cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  main:7::cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  main:7::cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a 
+Statement [165] (byte*) conio_line_text ← (byte*~) gotoxy::$5 [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  main:7::cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  main:7::cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a 
+Statement [175] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) [ conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] ( cputsxy:57::cputs:171 [ main::i#2 conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::cputs:171 [ main::i#2 conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a reg byte y 
+Statement [184] *((byte*) uctoa::buffer#11) ← *((const byte*) DIGITS + (byte) uctoa::value#2) [ uctoa::buffer#11 ] ( uctoa:54 [ main::i#2 uctoa::buffer#11 ] { }  main:7::uctoa:54 [ main::i#2 uctoa::buffer#11 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [185] (byte*) uctoa::buffer#3 ← ++ (byte*) uctoa::buffer#11 [ uctoa::buffer#3 ] ( uctoa:54 [ main::i#2 uctoa::buffer#3 ] { }  main:7::uctoa:54 [ main::i#2 uctoa::buffer#3 ] { }  ) always clobbers reg byte a 
+Statement [186] *((byte*) uctoa::buffer#3) ← (byte) 0 [ ] ( uctoa:54 [ main::i#2 ] { }  main:7::uctoa:54 [ main::i#2 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [193] (byte*) uctoa_append::buffer#0 ← (byte*) uctoa::buffer#11 [ uctoa::digit#2 uctoa::value#2 uctoa::buffer#11 uctoa::digit_value#0 uctoa_append::buffer#0 ] ( uctoa:54 [ main::i#2 uctoa::digit#2 uctoa::value#2 uctoa::buffer#11 uctoa::digit_value#0 uctoa_append::buffer#0 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  main:7::uctoa:54 [ main::i#2 uctoa::digit#2 uctoa::value#2 uctoa::buffer#11 uctoa::digit_value#0 uctoa_append::buffer#0 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ]
+Removing always clobbered register reg byte a as potential for zp[1]:41 [ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ]
+Removing always clobbered register reg byte a as potential for zp[1]:83 [ uctoa::digit_value#0 ]
+Statement [203] *((byte*) uctoa_append::buffer#0) ← *((const byte*) DIGITS + (byte) uctoa_append::digit#2) [ uctoa_append::value#2 ] ( uctoa:54::uctoa_append:196 [ main::i#2 uctoa::digit#2 uctoa::buffer#11 uctoa_append::value#2 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  main:7::uctoa:54::uctoa_append:196 [ main::i#2 uctoa::digit#2 uctoa::buffer#11 uctoa_append::value#2 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  ) always clobbers reg byte a reg byte y 
+Removing always clobbered register reg byte y as potential for zp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ]
+Removing always clobbered register reg byte a as potential for zp[1]:45 [ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ]
+Removing always clobbered register reg byte y as potential for zp[1]:45 [ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ]
+Statement [206] (byte) uctoa_append::value#1 ← (byte) uctoa_append::value#2 - (byte) uctoa_append::sub#0 [ uctoa_append::buffer#0 uctoa_append::sub#0 uctoa_append::value#1 uctoa_append::digit#1 ] ( uctoa:54::uctoa_append:196 [ main::i#2 uctoa::digit#2 uctoa::buffer#11 uctoa_append::buffer#0 uctoa_append::sub#0 uctoa_append::value#1 uctoa_append::digit#1 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  main:7::uctoa:54::uctoa_append:196 [ main::i#2 uctoa::digit#2 uctoa::buffer#11 uctoa_append::buffer#0 uctoa_append::sub#0 uctoa_append::value#1 uctoa_append::digit#1 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:86 [ uctoa_append::sub#0 ]
+Removing always clobbered register reg byte a as potential for zp[1]:46 [ uctoa_append::digit#2 uctoa_append::digit#1 ]
+Statement [209] (byte) conio_cursor_x ← (byte) 0 [ ] ( clrscr:41 [ ] { }  main:7::clrscr:41 [ ] { }  ) always clobbers reg byte a 
+Statement [210] (byte) conio_cursor_y ← (byte) 0 [ ] ( clrscr:41 [ ] { }  main:7::clrscr:41 [ ] { }  ) always clobbers reg byte a 
+Statement [211] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 [ ] ( clrscr:41 [ ] { }  main:7::clrscr:41 [ ] { }  ) always clobbers reg byte a 
+Statement [217] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN [ x_scroll y_scroll vblank::joy#0 vblank::$1 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$1 ] { }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:89 [ vblank::joy#0 ]
+Statement [220] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
+Statement [221] (volatile byte) y_scroll ← (byte) 0 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
+Statement [222] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP [ x_scroll y_scroll vblank::joy#0 vblank::$3 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$3 ] { }  ) always clobbers reg byte a 
+Statement [225] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
+Statement [226] (volatile byte) y_scroll ← (byte) $ef [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
+Statement [227] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT [ x_scroll y_scroll vblank::joy#0 vblank::$5 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$5 ] { }  ) always clobbers reg byte a 
+Statement [230] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT [ x_scroll y_scroll vblank::$7 ] (  [ x_scroll y_scroll vblank::$7 ] { }  ) always clobbers reg byte a 
+Statement [233] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll [ y_scroll ] (  [ y_scroll ] { }  ) always clobbers reg byte a 
+Statement [234] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll [ ] (  [ ] { }  ) always clobbers reg byte a 
+Statement [235] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
+Statement [236] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 [ ] ( readJoy1:214 [ x_scroll y_scroll ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
+Statement [237] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 [ ] ( readJoy1:214 [ x_scroll y_scroll ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
+Statement [241] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 [ readJoy1::i#2 readJoy1::$1 ] ( readJoy1:214 [ x_scroll y_scroll readJoy1::i#2 readJoy1::$1 ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:47 [ readJoy1::i#2 readJoy1::i#1 ]
+Statement [242] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 [ readJoy1::i#2 readJoy1::$1 readJoy1::$2 ] ( readJoy1:214 [ x_scroll y_scroll readJoy1::i#2 readJoy1::$1 readJoy1::$2 ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
+Removing always clobbered register reg byte a as potential for zp[1]:94 [ readJoy1::$1 ]
 Statement [1] (byte) conio_cursor_x ← (byte) 0 [ ] (  [ ] { }  ) always clobbers reg byte a 
 Statement [2] (byte) conio_cursor_y ← (byte) 0 [ ] (  [ ] { }  ) always clobbers reg byte a 
 Statement [3] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 [ ] (  [ ] { }  ) always clobbers reg byte a 
@@ -3829,160 +5883,249 @@ Statement [26] *((const nomodify byte*) MEMORY+(word) $600 + (byte) main::initNE
 Statement [27] *((const nomodify byte*) MEMORY+(word) $700 + (byte) main::initNES1_i#2) ← (byte) 0 [ main::initNES1_i#2 ] (  [ main::initNES1_i#2 ] { }  main:7 [ main::initNES1_i#2 ] { }  ) always clobbers reg byte a 
 Statement [31] (byte~) main::initNES1_waitForVBlank2_$0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSTATUS) & (byte) $80 [ main::initNES1_waitForVBlank2_$0 ] (  [ main::initNES1_waitForVBlank2_$0 ] { }  main:7 [ main::initNES1_waitForVBlank2_$0 ] { }  ) always clobbers reg byte a 
 Statement asm { ldaPPU_PPUSTATUS  } always clobbers reg byte a 
-Statement [44] (volatile byte) x_scroll ← (byte) 0 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
-Statement [45] (volatile byte) y_scroll ← (byte) -8 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
-Statement [46] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
-Statement [47] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
-Statement [51] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) [ conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] ( cputs:43 [ conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] { }  main:7::cputs:43 [ conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [58] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x [ conio_cursor_x conio_cursor_y conio_line_text cputc::c#0 ppuDataSet::ppuData#0 ] ( cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cputc::c#0 ppuDataSet::ppuData#0 ] { { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuDataPrepare1_ppuData#2 } { ppuDataSet::val#0 = ppuDataSet::val#2 cputc::c#0 cputs::c#1 } }  main:7::cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cputc::c#0 ppuDataSet::ppuData#0 ] { { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuDataPrepare1_ppuData#2 } { ppuDataSet::val#0 = ppuDataSet::val#2 cputc::c#0 cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [60] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ← (void*)(nomodify byte*) ppuDataSet::ppuData#0 [ conio_cursor_x conio_cursor_y conio_line_text ppuDataSet::val#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ] ( cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataSet::val#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ] { { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuDataPrepare1_ppuData#2 } { ppuDataSet::val#0 = ppuDataSet::val#2 cputc::c#0 cputs::c#1 } }  main:7::cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataSet::val#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ] { { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuDataPrepare1_ppuData#2 } { ppuDataSet::val#0 = ppuDataSet::val#2 cputc::c#0 cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [63] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [69] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 [ conio_cursor_y conio_line_text ] ( cputs:43::cputc:56::cputln:65 [ cputs::s#0 conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65 [ cputs::s#0 conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68 [ cputs::s#0 conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68 [ cputs::s#0 conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [70] (byte) conio_cursor_x ← (byte) 0 [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputs:43::cputc:56::cputln:65 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [74] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return [ conio_cursor_y conio_line_text ] ( cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [79] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 [ conio_cursor_y conio_line_text ] ( cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputc::c#0 = cputs::c#1 } }  ) always clobbers reg byte a 
-Statement [85] (nomodify void*) ppuDataGet::ppuData#0 ← (void*)(byte*) cscroll::line2#2 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] ( cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] { { cputc::c#0 = cputs::c#1 } { ppuDataGet::return#2 = ppuDataGet::ppuDataRead1_return#0 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] { { cputc::c#0 = cputs::c#1 } { ppuDataGet::return#2 = ppuDataGet::ppuDataRead1_return#0 } }  cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] { { cputc::c#0 = cputs::c#1 } { ppuDataGet::return#2 = ppuDataGet::ppuDataRead1_return#0 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 cscroll::x#2 ppuDataGet::ppuData#0 ] { { cputc::c#0 = cputs::c#1 } { ppuDataGet::return#2 = ppuDataGet::ppuDataRead1_return#0 } }  ) always clobbers reg byte a 
-Statement [90] (nomodify void*) ppuDataSet::ppuData#1 ← (void*)(byte*) cscroll::line1#2 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] ( cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] { { cputc::c#0 = cputs::c#1 } { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 } { ppuDataSet::val#1 = ppuDataSet::val#2 cscroll::ch#0 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] { { cputc::c#0 = cputs::c#1 } { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 } { ppuDataSet::val#1 = ppuDataSet::val#2 cscroll::ch#0 } }  cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] { { cputc::c#0 = cputs::c#1 } { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 } { ppuDataSet::val#1 = ppuDataSet::val#2 cscroll::ch#0 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line1#2 cscroll::x#2 cscroll::line2#1 cscroll::ch#0 ppuDataSet::ppuData#1 ] { { cputc::c#0 = cputs::c#1 } { ppuDataSet::ppuDataPrepare1_ppuData#0 = ppuDataSet::ppuData#1 } { ppuDataSet::val#1 = ppuDataSet::val#2 cscroll::ch#0 } }  ) always clobbers reg byte a 
-Statement [115] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] ( ppuDataFill:37 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::ppuDataFill:37 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  ppuDataFill:39 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::ppuDataFill:39 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  cputs:43::cputc:56::cputln:65::cscroll:72::ppuDataFill:78 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:65::cscroll:72::ppuDataFill:78 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputc::c#0 = cputs::c#1 } }  cputs:43::cputc:56::cputln:68::cscroll:72::ppuDataFill:78 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputc::c#0 = cputs::c#1 } }  main:7::cputs:43::cputc:56::cputln:68::cscroll:72::ppuDataFill:78 [ cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputc::c#0 = cputs::c#1 } }  clrscr:41::ppuDataFill:120 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::clrscr:41::ppuDataFill:120 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  ) always clobbers reg byte a 
-Statement [121] (byte) conio_cursor_x ← (byte) 0 [ conio_cursor_x ] ( clrscr:41 [ conio_cursor_x ] { }  main:7::clrscr:41 [ conio_cursor_x ] { }  ) always clobbers reg byte a 
-Statement [122] (byte) conio_cursor_y ← (byte) 0 [ conio_cursor_x conio_cursor_y ] ( clrscr:41 [ conio_cursor_x conio_cursor_y ] { }  main:7::clrscr:41 [ conio_cursor_x conio_cursor_y ] { }  ) always clobbers reg byte a 
-Statement [123] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 [ conio_cursor_x conio_cursor_y conio_line_text ] ( clrscr:41 [ conio_cursor_x conio_cursor_y conio_line_text ] { }  main:7::clrscr:41 [ conio_cursor_x conio_cursor_y conio_line_text ] { }  ) always clobbers reg byte a 
-Statement [126] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← >(const nomodify void*) ppuDataTransfer::ppuData#0 [ ] ( ppuDataTransfer:35 [ ] { }  main:7::ppuDataTransfer:35 [ ] { }  ) always clobbers reg byte a 
-Statement [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte) 0 [ ] ( ppuDataTransfer:35 [ ] { }  main:7::ppuDataTransfer:35 [ ] { }  ) always clobbers reg byte a 
-Statement [129] if((word) ppuDataTransfer::i#2<(const word) ppuDataTransfer::size#0) goto ppuDataTransfer::@2 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] ( ppuDataTransfer:35 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { }  ) always clobbers reg byte a 
-Statement [131] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] ( ppuDataTransfer:35 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { }  ) always clobbers reg byte a reg byte y 
-Statement [139] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN [ x_scroll y_scroll vblank::joy#0 vblank::$1 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$1 ] { }  ) always clobbers reg byte a 
-Statement [142] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
-Statement [143] (volatile byte) y_scroll ← (byte) 0 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
-Statement [144] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP [ x_scroll y_scroll vblank::joy#0 vblank::$3 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$3 ] { }  ) always clobbers reg byte a 
-Statement [147] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
-Statement [148] (volatile byte) y_scroll ← (byte) $ef [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
-Statement [149] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT [ x_scroll y_scroll vblank::joy#0 vblank::$5 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$5 ] { }  ) always clobbers reg byte a 
-Statement [152] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT [ x_scroll y_scroll vblank::$7 ] (  [ x_scroll y_scroll vblank::$7 ] { }  ) always clobbers reg byte a 
-Statement [155] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll [ y_scroll ] (  [ y_scroll ] { }  ) always clobbers reg byte a 
-Statement [156] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll [ ] (  [ ] { }  ) always clobbers reg byte a 
-Statement [157] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
-Statement [158] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 [ ] ( readJoy1:136 [ x_scroll y_scroll ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
-Statement [159] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 [ ] ( readJoy1:136 [ x_scroll y_scroll ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
-Statement [163] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 [ readJoy1::i#2 readJoy1::$1 ] ( readJoy1:136 [ x_scroll y_scroll readJoy1::i#2 readJoy1::$1 ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
-Statement [164] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 [ readJoy1::i#2 readJoy1::$1 readJoy1::$2 ] ( readJoy1:136 [ x_scroll y_scroll readJoy1::i#2 readJoy1::$1 readJoy1::$2 ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
+Statement [48] (volatile byte) x_scroll ← (byte) 0 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
+Statement [49] (volatile byte) y_scroll ← (byte) -8 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
+Statement [50] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
+Statement [51] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e [ ] (  [ ] { }  main:7 [ ] { }  ) always clobbers reg byte a 
+Statement [53] (byte) uctoa::value#1 ← (byte) main::i#2 & (byte) $f [ main::i#2 uctoa::value#1 ] (  [ main::i#2 uctoa::value#1 ] { }  main:7 [ main::i#2 uctoa::value#1 ] { }  ) always clobbers reg byte a 
+Statement [80] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x [ conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] ( cputcxy:60::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  main:7::cputcxy:60::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  cputcxy:63::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  main:7::cputcxy:63::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  cputcxy:66::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  main:7::cputcxy:66::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  cputcxy:69::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  main:7::cputcxy:69::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 ppuDataSet::val#0 } }  cputsxy:57::cputs:171::cputc:180 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 ppuDataSet::val#0 } }  main:7::cputsxy:57::cputs:171::cputc:180 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cputc::c#2 ppuDataSet::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 ppuDataSet::val#0 } }  ) always clobbers reg byte a 
+Statement [84] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [90] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 [ conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76::cputln:86 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86 [ main::i#2 cputs::s#0 conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86 [ main::i#2 cputs::s#0 conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89 [ main::y#10 conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89 [ main::x#10 conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89 [ main::i#2 cputs::s#0 conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89 [ main::i#2 cputs::s#0 conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [91] (byte) conio_cursor_x ← (byte) 0 [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76::cputln:86 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [95] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return [ conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [100] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 [ conio_cursor_y conio_line_text ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [103] (nomodify void*) ppuDataFetch::ppuData#0 ← (void*)(byte*) cscroll::line2#2 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [105] (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(byte*) cscroll::line1#2 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::ppuData#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  ) always clobbers reg byte a 
+Statement [107] (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#2 + (byte) $20 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [108] (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#2 + (byte) $20 [ conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#1 cscroll::line1#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [115] (byte*) ppuDataTransfer::cpuSrc#6 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2 [ ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] ( ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { }  cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::cpuSrc#6 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  ) always clobbers reg byte a 
+Statement [117] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#3) goto ppuDataTransfer::@2 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] ( ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { }  cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  ) always clobbers reg byte a 
+Statement [119] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] ( ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { }  main:7::ppuDataTransfer:35 [ ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { }  cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataTransfer:106 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataTransfer::size#3 ppuDataTransfer::i#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::ppuDataPut1_val#0 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } { ppuDataTransfer::ppuDataPrepare1_ppuData#0 = ppuDataTransfer::ppuData#0 } }  ) always clobbers reg byte a reg byte y 
+Statement asm { ldaPPU_PPUDATA  } always clobbers reg byte a 
+Statement [130] if((word) ppuDataFetch::i#2<(const word) ppuDataFetch::size#0) goto ppuDataFetch::ppuDataRead1 [ ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte a 
+Statement [133] *((byte*) ppuDataFetch::cpuDst#2) ← (byte) ppuDataFetch::ppuDataRead1_return#0 [ ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] ( cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFetch:104 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFetch:104 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text cscroll::y#2 cscroll::line2#2 cscroll::line1#2 ppuDataFetch::i#2 ppuDataFetch::cpuDst#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  ) always clobbers reg byte y 
+Statement [142] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] ( ppuDataFill:37 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::ppuDataFill:37 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  ppuDataFill:39 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::ppuDataFill:39 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:86::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFill:99 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:86::cscroll:93::ppuDataFill:99 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:60::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#2 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:63::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::y#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::y#3 = cputcxy::y#4 main::y#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:66::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#0 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  main:7::cputcxy:69::cputc:76::cputln:89::cscroll:93::ppuDataFill:99 [ main::x#10 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputcxy::x#1 = cputcxy::x#4 main::x#10 } { cputc::c#1 = cputc::c#2 cputcxy::c#4 } }  cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFill:99 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  main:7::cputsxy:57::cputs:171::cputc:180::cputln:89::cscroll:93::ppuDataFill:99 [ main::i#2 cputs::s#0 conio_cursor_x conio_cursor_y conio_line_text ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } { cputc::c#0 = cputc::c#2 cputs::c#1 } }  clrscr:41::ppuDataFill:208 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  main:7::clrscr:41::ppuDataFill:208 [ ppuDataFill::size#5 ppuDataFill::val#10 ppuDataFill::i#2 ] { }  ) always clobbers reg byte a 
+Statement [162] (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#5 [ conio_cursor_x conio_cursor_y gotoxy::$6 ] ( cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  main:7::cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  main:7::cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::$6 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a 
+Statement [163] (word) gotoxy::line_offset#0 ← (word~) gotoxy::$6 << (byte) 5 [ conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] ( cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  main:7::cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  main:7::cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::line_offset#0 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a 
+Statement [164] (byte*~) gotoxy::$5 ← (const nomodify byte*) PPU_NAME_TABLE_0 + (word) gotoxy::line_offset#0 [ conio_cursor_x conio_cursor_y gotoxy::$5 ] ( cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  main:7::cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  main:7::cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y gotoxy::$5 ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a 
+Statement [165] (byte*) conio_line_text ← (byte*~) gotoxy::$5 [ conio_cursor_x conio_cursor_y conio_line_text ] ( cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:60::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#2 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  main:7::cputcxy:63::gotoxy:74 [ main::y#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 cputcxy::y#3 main::y#10 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 } }  cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  main:7::cputcxy:66::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#0 main::x#10 } }  cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  main:7::cputcxy:69::gotoxy:74 [ main::x#10 cputcxy::c#4 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::y#2 = gotoxy::y#4 cputcxy::y#4 } { gotoxy::x#2 = gotoxy::x#4 cputcxy::x#4 cputcxy::x#1 main::x#10 } }  cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::gotoxy:169 [ main::i#2 conio_cursor_x conio_cursor_y conio_line_text ] { { gotoxy::x#3 = gotoxy::x#4 gotoxy::y#4 gotoxy::y#3 cputsxy::x#0 main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a 
+Statement [175] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) [ conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] ( cputsxy:57::cputs:171 [ main::i#2 conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } }  main:7::cputsxy:57::cputs:171 [ main::i#2 conio_cursor_x conio_cursor_y conio_line_text cputs::s#2 cputs::c#1 ] { { cputsxy::x#0 = main::i#2 cputsxy::y#0 } }  ) always clobbers reg byte a reg byte y 
+Statement [184] *((byte*) uctoa::buffer#11) ← *((const byte*) DIGITS + (byte) uctoa::value#2) [ uctoa::buffer#11 ] ( uctoa:54 [ main::i#2 uctoa::buffer#11 ] { }  main:7::uctoa:54 [ main::i#2 uctoa::buffer#11 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [185] (byte*) uctoa::buffer#3 ← ++ (byte*) uctoa::buffer#11 [ uctoa::buffer#3 ] ( uctoa:54 [ main::i#2 uctoa::buffer#3 ] { }  main:7::uctoa:54 [ main::i#2 uctoa::buffer#3 ] { }  ) always clobbers reg byte a 
+Statement [186] *((byte*) uctoa::buffer#3) ← (byte) 0 [ ] ( uctoa:54 [ main::i#2 ] { }  main:7::uctoa:54 [ main::i#2 ] { }  ) always clobbers reg byte a reg byte y 
+Statement [193] (byte*) uctoa_append::buffer#0 ← (byte*) uctoa::buffer#11 [ uctoa::digit#2 uctoa::value#2 uctoa::buffer#11 uctoa::digit_value#0 uctoa_append::buffer#0 ] ( uctoa:54 [ main::i#2 uctoa::digit#2 uctoa::value#2 uctoa::buffer#11 uctoa::digit_value#0 uctoa_append::buffer#0 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  main:7::uctoa:54 [ main::i#2 uctoa::digit#2 uctoa::value#2 uctoa::buffer#11 uctoa::digit_value#0 uctoa_append::buffer#0 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  ) always clobbers reg byte a 
+Statement [203] *((byte*) uctoa_append::buffer#0) ← *((const byte*) DIGITS + (byte) uctoa_append::digit#2) [ uctoa_append::value#2 ] ( uctoa:54::uctoa_append:196 [ main::i#2 uctoa::digit#2 uctoa::buffer#11 uctoa_append::value#2 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  main:7::uctoa:54::uctoa_append:196 [ main::i#2 uctoa::digit#2 uctoa::buffer#11 uctoa_append::value#2 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  ) always clobbers reg byte a reg byte y 
+Statement [206] (byte) uctoa_append::value#1 ← (byte) uctoa_append::value#2 - (byte) uctoa_append::sub#0 [ uctoa_append::buffer#0 uctoa_append::sub#0 uctoa_append::value#1 uctoa_append::digit#1 ] ( uctoa:54::uctoa_append:196 [ main::i#2 uctoa::digit#2 uctoa::buffer#11 uctoa_append::buffer#0 uctoa_append::sub#0 uctoa_append::value#1 uctoa_append::digit#1 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  main:7::uctoa:54::uctoa_append:196 [ main::i#2 uctoa::digit#2 uctoa::buffer#11 uctoa_append::buffer#0 uctoa_append::sub#0 uctoa_append::value#1 uctoa_append::digit#1 ] { { uctoa_append::buffer#0 = uctoa::buffer#11 } { uctoa_append::value#0 = uctoa::value#2 } { uctoa_append::sub#0 = uctoa::digit_value#0 } { uctoa_append::return#0 = uctoa_append::value#2 } }  ) always clobbers reg byte a 
+Statement [209] (byte) conio_cursor_x ← (byte) 0 [ ] ( clrscr:41 [ ] { }  main:7::clrscr:41 [ ] { }  ) always clobbers reg byte a 
+Statement [210] (byte) conio_cursor_y ← (byte) 0 [ ] ( clrscr:41 [ ] { }  main:7::clrscr:41 [ ] { }  ) always clobbers reg byte a 
+Statement [211] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 [ ] ( clrscr:41 [ ] { }  main:7::clrscr:41 [ ] { }  ) always clobbers reg byte a 
+Statement [217] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN [ x_scroll y_scroll vblank::joy#0 vblank::$1 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$1 ] { }  ) always clobbers reg byte a 
+Statement [220] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
+Statement [221] (volatile byte) y_scroll ← (byte) 0 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
+Statement [222] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP [ x_scroll y_scroll vblank::joy#0 vblank::$3 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$3 ] { }  ) always clobbers reg byte a 
+Statement [225] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
+Statement [226] (volatile byte) y_scroll ← (byte) $ef [ x_scroll y_scroll vblank::joy#0 ] (  [ x_scroll y_scroll vblank::joy#0 ] { }  ) always clobbers reg byte a 
+Statement [227] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT [ x_scroll y_scroll vblank::joy#0 vblank::$5 ] (  [ x_scroll y_scroll vblank::joy#0 vblank::$5 ] { }  ) always clobbers reg byte a 
+Statement [230] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT [ x_scroll y_scroll vblank::$7 ] (  [ x_scroll y_scroll vblank::$7 ] { }  ) always clobbers reg byte a 
+Statement [233] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll [ y_scroll ] (  [ y_scroll ] { }  ) always clobbers reg byte a 
+Statement [234] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll [ ] (  [ ] { }  ) always clobbers reg byte a 
+Statement [235] return  [ ] (  [ ] { }  ) always clobbers reg byte a reg byte x reg byte y 
+Statement [236] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 [ ] ( readJoy1:214 [ x_scroll y_scroll ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
+Statement [237] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 [ ] ( readJoy1:214 [ x_scroll y_scroll ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
+Statement [241] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 [ readJoy1::i#2 readJoy1::$1 ] ( readJoy1:214 [ x_scroll y_scroll readJoy1::i#2 readJoy1::$1 ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
+Statement [242] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 [ readJoy1::i#2 readJoy1::$1 readJoy1::$2 ] ( readJoy1:214 [ x_scroll y_scroll readJoy1::i#2 readJoy1::$1 readJoy1::$2 ] { { readJoy1::return#2 = readJoy1::joy#2 } }  ) always clobbers reg byte a 
 Potential registers zp[1]:2 [ main::initNES1_i#2 main::initNES1_i#1 ] : zp[1]:2 , reg byte x , reg byte y , 
-Potential registers zp[2]:3 [ cputs::s#2 cputs::s#0 ] : zp[2]:3 , 
-Potential registers zp[1]:5 [ cscroll::y#2 cscroll::y#1 ] : zp[1]:5 , reg byte x , reg byte y , 
-Potential registers zp[2]:6 [ cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ] : zp[2]:6 , 
-Potential registers zp[2]:8 [ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ] : zp[2]:8 , 
-Potential registers zp[1]:10 [ cscroll::x#2 cscroll::x#1 ] : zp[1]:10 , reg byte x , reg byte y , 
-Potential registers zp[2]:11 [ ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ] : zp[2]:11 , 
-Potential registers zp[1]:13 [ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ] : zp[1]:13 , reg byte x , reg byte y , 
-Potential registers zp[2]:14 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ] : zp[2]:14 , 
-Potential registers zp[2]:16 [ ppuDataFill::size#5 ] : zp[2]:16 , 
-Potential registers zp[1]:18 [ ppuDataFill::val#10 ] : zp[1]:18 , reg byte x , reg byte y , 
-Potential registers zp[2]:19 [ ppuDataFill::i#2 ppuDataFill::i#1 ] : zp[2]:19 , 
+Potential registers zp[1]:3 [ main::x#10 main::x#1 ] : zp[1]:3 , reg byte x , 
+Potential registers zp[1]:4 [ main::y#10 main::y#1 ] : zp[1]:4 , reg byte x , 
+Potential registers zp[1]:5 [ main::i#2 main::i#1 ] : zp[1]:5 , reg byte x , 
+Potential registers zp[1]:6 [ cputcxy::x#4 cputcxy::x#0 cputcxy::x#1 ] : zp[1]:6 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:7 [ cputcxy::y#4 cputcxy::y#3 cputcxy::y#2 ] : zp[1]:7 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:8 [ cputcxy::c#4 ] : zp[1]:8 , reg byte x , reg byte y , 
+Potential registers zp[1]:9 [ cputc::c#2 cputc::c#1 cputc::c#0 ] : zp[1]:9 , reg byte x , reg byte y , 
+Potential registers zp[1]:10 [ cscroll::y#2 cscroll::y#1 ] : zp[1]:10 , reg byte x , 
+Potential registers zp[2]:11 [ cscroll::line2#2 cscroll::line2#1 ] : zp[2]:11 , 
+Potential registers zp[2]:13 [ cscroll::line1#2 cscroll::line1#1 ] : zp[2]:13 , 
+Potential registers zp[2]:15 [ ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ] : zp[2]:15 , 
+Potential registers zp[2]:17 [ ppuDataTransfer::cpuData#2 ] : zp[2]:17 , 
+Potential registers zp[2]:19 [ ppuDataTransfer::size#3 ] : zp[2]:19 , 
 Potential registers zp[2]:21 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ] : zp[2]:21 , 
-Potential registers zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 ] : zp[2]:23 , 
-Potential registers zp[1]:25 [ readJoy1::i#2 readJoy1::i#1 ] : zp[1]:25 , reg byte x , reg byte y , 
-Potential registers zp[1]:26 [ readJoy1::joy#2 readJoy1::joy#1 ] : zp[1]:26 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:27 [ conio_cursor_x ] : zp[1]:27 , 
-Potential registers zp[1]:28 [ conio_cursor_y ] : zp[1]:28 , 
-Potential registers zp[2]:29 [ conio_line_text ] : zp[2]:29 , 
-Potential registers zp[1]:31 [ x_scroll ] : zp[1]:31 , 
-Potential registers zp[1]:32 [ y_scroll ] : zp[1]:32 , 
-Potential registers zp[1]:33 [ main::initNES1_waitForVBlank1_$0 ] : zp[1]:33 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:34 [ main::initNES1_waitForVBlank2_$0 ] : zp[1]:34 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:35 [ cputs::c#1 ] : zp[1]:35 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:36 [ cputc::c#0 ] : zp[1]:36 , reg byte x , reg byte y , 
-Potential registers zp[2]:37 [ ppuDataSet::ppuData#0 ] : zp[2]:37 , 
-Potential registers zp[2]:39 [ ppuDataGet::ppuData#0 ] : zp[2]:39 , 
-Potential registers zp[1]:41 [ ppuDataGet::return#2 ] : zp[1]:41 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:42 [ cscroll::ch#0 ] : zp[1]:42 , reg byte x , reg byte y , 
-Potential registers zp[1]:43 [ ppuDataSet::ppuDataPrepare1_$0 ] : zp[1]:43 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:44 [ ppuDataSet::ppuDataPrepare1_$1 ] : zp[1]:44 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:45 [ ppuDataGet::ppuDataPrepare1_$0 ] : zp[1]:45 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:46 [ ppuDataGet::ppuDataPrepare1_$1 ] : zp[1]:46 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:47 [ ppuDataGet::ppuDataRead1_return#0 ] : zp[1]:47 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:48 [ ppuDataFill::ppuDataPrepare1_$0 ] : zp[1]:48 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:49 [ ppuDataFill::ppuDataPrepare1_$1 ] : zp[1]:49 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:50 [ ppuDataTransfer::ppuDataPut1_val#0 ] : zp[1]:50 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:51 [ readJoy1::return#2 ] : zp[1]:51 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:52 [ vblank::joy#0 ] : zp[1]:52 , reg byte x , reg byte y , 
-Potential registers zp[1]:53 [ vblank::$1 ] : zp[1]:53 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:54 [ vblank::$3 ] : zp[1]:54 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:55 [ vblank::$5 ] : zp[1]:55 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:56 [ vblank::$7 ] : zp[1]:56 , reg byte a , reg byte x , reg byte y , 
-Potential registers zp[1]:57 [ readJoy1::$1 ] : zp[1]:57 , reg byte x , reg byte y , 
-Potential registers zp[1]:58 [ readJoy1::$2 ] : zp[1]:58 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ] : zp[2]:23 , 
+Potential registers zp[2]:25 [ ppuDataFetch::i#2 ppuDataFetch::i#1 ] : zp[2]:25 , 
+Potential registers zp[2]:27 [ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ] : zp[2]:27 , 
+Potential registers zp[2]:29 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ] : zp[2]:29 , 
+Potential registers zp[2]:31 [ ppuDataFill::size#5 ] : zp[2]:31 , 
+Potential registers zp[1]:33 [ ppuDataFill::val#10 ] : zp[1]:33 , reg byte x , reg byte y , 
+Potential registers zp[2]:34 [ ppuDataFill::i#2 ppuDataFill::i#1 ] : zp[2]:34 , 
+Potential registers zp[1]:36 [ gotoxy::y#5 gotoxy::y#4 gotoxy::y#2 gotoxy::y#3 ] : zp[1]:36 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:37 [ gotoxy::x#5 gotoxy::x#4 gotoxy::x#2 gotoxy::x#3 ] : zp[1]:37 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[2]:38 [ cputs::s#2 cputs::s#0 ] : zp[2]:38 , 
+Potential registers zp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ] : zp[1]:40 , reg byte x , 
+Potential registers zp[1]:41 [ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ] : zp[1]:41 , reg byte x , reg byte y , 
+Potential registers zp[1]:42 [ uctoa::started#2 uctoa::started#4 ] : zp[1]:42 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[2]:43 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 ] : zp[2]:43 , 
+Potential registers zp[1]:45 [ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ] : zp[1]:45 , reg byte x , 
+Potential registers zp[1]:46 [ uctoa_append::digit#2 uctoa_append::digit#1 ] : zp[1]:46 , reg byte x , reg byte y , 
+Potential registers zp[1]:47 [ readJoy1::i#2 readJoy1::i#1 ] : zp[1]:47 , reg byte x , reg byte y , 
+Potential registers zp[1]:48 [ readJoy1::joy#2 readJoy1::joy#1 ] : zp[1]:48 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:49 [ conio_cursor_x ] : zp[1]:49 , 
+Potential registers zp[1]:50 [ conio_cursor_y ] : zp[1]:50 , 
+Potential registers zp[2]:51 [ conio_line_text ] : zp[2]:51 , 
+Potential registers zp[1]:53 [ x_scroll ] : zp[1]:53 , 
+Potential registers zp[1]:54 [ y_scroll ] : zp[1]:54 , 
+Potential registers zp[1]:55 [ main::initNES1_waitForVBlank1_$0 ] : zp[1]:55 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:56 [ main::initNES1_waitForVBlank2_$0 ] : zp[1]:56 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:57 [ cputsxy::x#0 ] : zp[1]:57 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:58 [ cputsxy::y#0 ] : zp[1]:58 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[2]:59 [ ppuDataSet::ppuData#0 ] : zp[2]:59 , 
+Potential registers zp[1]:61 [ ppuDataSet::val#0 ] : zp[1]:61 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[2]:62 [ ppuDataFetch::ppuData#0 ] : zp[2]:62 , 
+Potential registers zp[1]:64 [ ppuDataTransfer::ppuDataPrepare1_$0 ] : zp[1]:64 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:65 [ ppuDataTransfer::ppuDataPrepare1_$1 ] : zp[1]:65 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:66 [ ppuDataTransfer::ppuDataPut1_val#0 ] : zp[1]:66 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:67 [ ppuDataFetch::ppuDataPrepare1_$0 ] : zp[1]:67 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:68 [ ppuDataFetch::ppuDataPrepare1_$1 ] : zp[1]:68 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:69 [ ppuDataFetch::ppuDataRead1_return#0 ] : zp[1]:69 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:70 [ ppuDataFill::ppuDataPrepare1_$0 ] : zp[1]:70 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:71 [ ppuDataFill::ppuDataPrepare1_$1 ] : zp[1]:71 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:72 [ ppuDataSet::ppuDataPrepare1_$0 ] : zp[1]:72 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:73 [ ppuDataSet::ppuDataPrepare1_$1 ] : zp[1]:73 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[2]:74 [ gotoxy::$6 ] : zp[2]:74 , 
+Potential registers zp[2]:76 [ gotoxy::line_offset#0 ] : zp[2]:76 , 
+Potential registers zp[2]:78 [ gotoxy::$5 ] : zp[2]:78 , 
+Potential registers zp[1]:80 [ cputs::c#1 ] : zp[1]:80 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[2]:81 [ uctoa::buffer#3 ] : zp[2]:81 , 
+Potential registers zp[1]:83 [ uctoa::digit_value#0 ] : zp[1]:83 , reg byte x , reg byte y , 
+Potential registers zp[2]:84 [ uctoa_append::buffer#0 ] : zp[2]:84 , 
+Potential registers zp[1]:86 [ uctoa_append::sub#0 ] : zp[1]:86 , reg byte x , reg byte y , 
+Potential registers zp[1]:87 [ uctoa_append::return#0 ] : zp[1]:87 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:88 [ readJoy1::return#2 ] : zp[1]:88 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:89 [ vblank::joy#0 ] : zp[1]:89 , reg byte x , reg byte y , 
+Potential registers zp[1]:90 [ vblank::$1 ] : zp[1]:90 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:91 [ vblank::$3 ] : zp[1]:91 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:92 [ vblank::$5 ] : zp[1]:92 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:93 [ vblank::$7 ] : zp[1]:93 , reg byte a , reg byte x , reg byte y , 
+Potential registers zp[1]:94 [ readJoy1::$1 ] : zp[1]:94 , reg byte x , reg byte y , 
+Potential registers zp[1]:95 [ readJoy1::$2 ] : zp[1]:95 , reg byte a , reg byte x , reg byte y , 
 
 REGISTER UPLIFT SCOPES
-Uplift Scope [ppuDataSet] 20,000,000,002: zp[1]:43 [ ppuDataSet::ppuDataPrepare1_$0 ] 20,000,000,002: zp[1]:44 [ ppuDataSet::ppuDataPrepare1_$1 ] 8,000,023,337.67: zp[2]:11 [ ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ] 4,200,012,003.6: zp[1]:13 [ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ] 5,000.5: zp[2]:37 [ ppuDataSet::ppuData#0 ] 
-Uplift Scope [ppuDataGet] 20,000,000,002: zp[1]:45 [ ppuDataGet::ppuDataPrepare1_$0 ] 20,000,000,002: zp[1]:46 [ ppuDataGet::ppuDataPrepare1_$1 ] 5,250,000,000.75: zp[2]:39 [ ppuDataGet::ppuData#0 ] 3,666,666,667.33: zp[1]:47 [ ppuDataGet::ppuDataRead1_return#0 ] 2,000,000,002: zp[1]:41 [ ppuDataGet::return#2 ] 
-Uplift Scope [cscroll] 2,272,727,275: zp[1]:10 [ cscroll::x#2 cscroll::x#1 ] 1,300,000,002.36: zp[2]:8 [ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ] 747,619,049.52: zp[2]:6 [ cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ] 666,666,667.33: zp[1]:42 [ cscroll::ch#0 ] 221,428,573.64: zp[1]:5 [ cscroll::y#2 cscroll::y#1 ] 
-Uplift Scope [ppuDataFill] 300,000,003: zp[2]:19 [ ppuDataFill::i#2 ppuDataFill::i#1 ] 20,000,002: zp[1]:48 [ ppuDataFill::ppuDataPrepare1_$0 ] 20,000,002: zp[1]:49 [ ppuDataFill::ppuDataPrepare1_$1 ] 11,111,111.22: zp[2]:16 [ ppuDataFill::size#5 ] 11,111,111.22: zp[1]:18 [ ppuDataFill::val#10 ] 6,666,667.33: zp[2]:14 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ] 
-Uplift Scope [] 64,002.16: zp[1]:28 [ conio_cursor_y ] 45,104.24: zp[2]:29 [ conio_line_text ] 5,189.19: zp[1]:27 [ conio_cursor_x ] 1.48: zp[1]:32 [ y_scroll ] 1.15: zp[1]:31 [ x_scroll ] 
-Uplift Scope [cputc] 7,001: zp[1]:36 [ cputc::c#0 ] 
-Uplift Scope [ppuDataTransfer] 2,602.6: zp[2]:21 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ] 2,002: zp[1]:50 [ ppuDataTransfer::ppuDataPut1_val#0 ] 1,751.75: zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 ] 
-Uplift Scope [cputs] 2,002: zp[2]:3 [ cputs::s#2 cputs::s#0 ] 1,001: zp[1]:35 [ cputs::c#1 ] 
-Uplift Scope [readJoy1] 262.6: zp[1]:25 [ readJoy1::i#2 readJoy1::i#1 ] 202: zp[1]:58 [ readJoy1::$2 ] 152: zp[1]:26 [ readJoy1::joy#2 readJoy1::joy#1 ] 101: zp[1]:57 [ readJoy1::$1 ] 4: zp[1]:51 [ readJoy1::return#2 ] 
-Uplift Scope [main] 263.72: zp[1]:2 [ main::initNES1_i#2 main::initNES1_i#1 ] 202: zp[1]:33 [ main::initNES1_waitForVBlank1_$0 ] 202: zp[1]:34 [ main::initNES1_waitForVBlank2_$0 ] 
-Uplift Scope [vblank] 4: zp[1]:53 [ vblank::$1 ] 4: zp[1]:54 [ vblank::$3 ] 4: zp[1]:55 [ vblank::$5 ] 4: zp[1]:56 [ vblank::$7 ] 0.71: zp[1]:52 [ vblank::joy#0 ] 
+Uplift Scope [ppuDataFetch] 260,000,000,000,000,000: zp[2]:25 [ ppuDataFetch::i#2 ppuDataFetch::i#1 ] 200,000,000,000,000,000: zp[1]:69 [ ppuDataFetch::ppuDataRead1_return#0 ] 175,000,000,000,000,000: zp[2]:27 [ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ] 20,000,000,000,002: zp[1]:67 [ ppuDataFetch::ppuDataPrepare1_$0 ] 20,000,000,000,002: zp[1]:68 [ ppuDataFetch::ppuDataPrepare1_$1 ] 5,250,000,000,000.75: zp[2]:62 [ ppuDataFetch::ppuData#0 ] 
+Uplift Scope [ppuDataTransfer] 2,600,000,000,000,002.5: zp[2]:21 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ] 2,000,000,000,000,002: zp[1]:66 [ ppuDataTransfer::ppuDataPut1_val#0 ] 1,772,500,000,000,004: zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ] 83,333,333,333,333.42: zp[2]:19 [ ppuDataTransfer::size#3 ] 20,000,000,000,002: zp[1]:64 [ ppuDataTransfer::ppuDataPrepare1_$0 ] 20,000,000,000,002: zp[1]:65 [ ppuDataTransfer::ppuDataPrepare1_$1 ] 9,000,000,000,003: zp[2]:15 [ ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ] 0: zp[2]:17 [ ppuDataTransfer::cpuData#2 ] 
+Uplift Scope [cscroll] 2,375,000,000,002.38: zp[1]:10 [ cscroll::y#2 cscroll::y#1 ] 1,285,714,285,715.57: zp[2]:11 [ cscroll::line2#2 cscroll::line2#1 ] 1,000,000,000,001: zp[2]:13 [ cscroll::line1#2 cscroll::line1#1 ] 
+Uplift Scope [ppuDataFill] 3,000,000,000,003: zp[2]:34 [ ppuDataFill::i#2 ppuDataFill::i#1 ] 111,111,111,111.22: zp[2]:31 [ ppuDataFill::size#5 ] 111,111,111,111.22: zp[1]:33 [ ppuDataFill::val#10 ] 20,000,000,002: zp[1]:70 [ ppuDataFill::ppuDataPrepare1_$0 ] 20,000,000,002: zp[1]:71 [ ppuDataFill::ppuDataPrepare1_$1 ] 6,666,666,667.33: zp[2]:29 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ] 
+Uplift Scope [uctoa_append] 2,500,550,003.5: zp[1]:45 [ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ] 2,000,500,002.5: zp[1]:46 [ uctoa_append::digit#2 uctoa_append::digit#1 ] 333,350,000.5: zp[1]:86 [ uctoa_append::sub#0 ] 200,002: zp[1]:87 [ uctoa_append::return#0 ] 137,500.25: zp[2]:84 [ uctoa_append::buffer#0 ] 
+Uplift Scope [ppuDataSet] 200,000,002: zp[1]:72 [ ppuDataSet::ppuDataPrepare1_$0 ] 200,000,002: zp[1]:73 [ ppuDataSet::ppuDataPrepare1_$1 ] 18,333,333.67: zp[1]:61 [ ppuDataSet::val#0 ] 2,000,000.2: zp[2]:59 [ ppuDataSet::ppuData#0 ] 
+Uplift Scope [] 65,306,328.76: zp[1]:50 [ conio_cursor_y ] 49,111,335.76: zp[2]:51 [ conio_line_text ] 4,375,315.91: zp[1]:49 [ conio_cursor_x ] 1.48: zp[1]:54 [ y_scroll ] 1.15: zp[1]:53 [ x_scroll ] 
+Uplift Scope [cputc] 9,002,338.67: zp[1]:9 [ cputc::c#2 cputc::c#1 cputc::c#0 ] 
+Uplift Scope [cputs] 2,000,002: zp[2]:38 [ cputs::s#2 cputs::s#0 ] 1,000,001: zp[1]:80 [ cputs::c#1 ] 
+Uplift Scope [uctoa] 383,504: zp[2]:43 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 ] 317,554.5: zp[1]:41 [ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ] 230,771.54: zp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ] 160,001.6: zp[1]:42 [ uctoa::started#2 uctoa::started#4 ] 60,000.6: zp[1]:83 [ uctoa::digit_value#0 ] 2,002: zp[2]:81 [ uctoa::buffer#3 ] 
+Uplift Scope [gotoxy] 25,671.33: zp[1]:37 [ gotoxy::x#5 gotoxy::x#4 gotoxy::x#2 gotoxy::x#3 ] 20,002: zp[2]:74 [ gotoxy::$6 ] 20,002: zp[2]:76 [ gotoxy::line_offset#0 ] 20,002: zp[2]:78 [ gotoxy::$5 ] 14,672.33: zp[1]:36 [ gotoxy::y#5 gotoxy::y#4 gotoxy::y#2 gotoxy::y#3 ] 
+Uplift Scope [cputcxy] 1,607: zp[1]:6 [ cputcxy::x#4 cputcxy::x#0 cputcxy::x#1 ] 1,005.5: zp[1]:7 [ cputcxy::y#4 cputcxy::y#3 cputcxy::y#2 ] 250.25: zp[1]:8 [ cputcxy::c#4 ] 
+Uplift Scope [main] 288.57: zp[1]:5 [ main::i#2 main::i#1 ] 274.14: zp[1]:3 [ main::x#10 main::x#1 ] 274.14: zp[1]:4 [ main::y#10 main::y#1 ] 263.72: zp[1]:2 [ main::initNES1_i#2 main::initNES1_i#1 ] 202: zp[1]:55 [ main::initNES1_waitForVBlank1_$0 ] 202: zp[1]:56 [ main::initNES1_waitForVBlank2_$0 ] 
+Uplift Scope [cputsxy] 551: zp[1]:57 [ cputsxy::x#0 ] 551: zp[1]:58 [ cputsxy::y#0 ] 
+Uplift Scope [readJoy1] 262.6: zp[1]:47 [ readJoy1::i#2 readJoy1::i#1 ] 202: zp[1]:95 [ readJoy1::$2 ] 152: zp[1]:48 [ readJoy1::joy#2 readJoy1::joy#1 ] 101: zp[1]:94 [ readJoy1::$1 ] 4: zp[1]:88 [ readJoy1::return#2 ] 
+Uplift Scope [vblank] 4: zp[1]:90 [ vblank::$1 ] 4: zp[1]:91 [ vblank::$3 ] 4: zp[1]:92 [ vblank::$5 ] 4: zp[1]:93 [ vblank::$7 ] 0.71: zp[1]:89 [ vblank::joy#0 ] 
 Uplift Scope [RICOH_2C02] 
 Uplift Scope [RICOH_2A03] 
 Uplift Scope [SpriteData] 
 Uplift Scope [clrscr] 
 Uplift Scope [cputln] 
+Uplift Scope [RADIX] 
+Uplift Scope [printf_format_number] 
+Uplift Scope [printf_buffer_number] 
+Uplift Scope [printf_format_string] 
 
-Uplifting [ppuDataSet] best 103280 combination reg byte a [ ppuDataSet::ppuDataPrepare1_$0 ] reg byte a [ ppuDataSet::ppuDataPrepare1_$1 ] zp[2]:11 [ ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ] reg byte x [ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ] zp[2]:37 [ ppuDataSet::ppuData#0 ] 
-Uplifting [ppuDataGet] best 94265 combination reg byte a [ ppuDataGet::ppuDataPrepare1_$0 ] reg byte a [ ppuDataGet::ppuDataPrepare1_$1 ] zp[2]:39 [ ppuDataGet::ppuData#0 ] reg byte a [ ppuDataGet::ppuDataRead1_return#0 ] reg byte a [ ppuDataGet::return#2 ] 
-Limited combination testing to 100 combinations of 256 possible.
-Uplifting [cscroll] best 81265 combination reg byte y [ cscroll::x#2 cscroll::x#1 ] zp[2]:8 [ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ] zp[2]:6 [ cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ] reg byte x [ cscroll::ch#0 ] zp[1]:5 [ cscroll::y#2 cscroll::y#1 ] 
-Uplifting [ppuDataFill] best 81211 combination zp[2]:19 [ ppuDataFill::i#2 ppuDataFill::i#1 ] reg byte a [ ppuDataFill::ppuDataPrepare1_$0 ] reg byte a [ ppuDataFill::ppuDataPrepare1_$1 ] zp[2]:16 [ ppuDataFill::size#5 ] reg byte x [ ppuDataFill::val#10 ] zp[2]:14 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ] 
-Uplifting [] best 81211 combination zp[1]:28 [ conio_cursor_y ] zp[2]:29 [ conio_line_text ] zp[1]:27 [ conio_cursor_x ] zp[1]:32 [ y_scroll ] zp[1]:31 [ x_scroll ] 
-Uplifting [cputc] best 81175 combination reg byte x [ cputc::c#0 ] 
-Uplifting [ppuDataTransfer] best 81115 combination zp[2]:21 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ] reg byte a [ ppuDataTransfer::ppuDataPut1_val#0 ] zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 ] 
-Uplifting [cputs] best 81045 combination zp[2]:3 [ cputs::s#2 cputs::s#0 ] reg byte a [ cputs::c#1 ] 
-Uplifting [readJoy1] best 80802 combination reg byte x [ readJoy1::i#2 readJoy1::i#1 ] reg byte a [ readJoy1::$2 ] reg byte a [ readJoy1::joy#2 readJoy1::joy#1 ] zp[1]:57 [ readJoy1::$1 ] zp[1]:51 [ readJoy1::return#2 ] 
+Uplifting [ppuDataFetch] best 1044893 combination zp[2]:25 [ ppuDataFetch::i#2 ppuDataFetch::i#1 ] reg byte a [ ppuDataFetch::ppuDataRead1_return#0 ] zp[2]:27 [ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ] reg byte a [ ppuDataFetch::ppuDataPrepare1_$0 ] reg byte a [ ppuDataFetch::ppuDataPrepare1_$1 ] zp[2]:62 [ ppuDataFetch::ppuData#0 ] 
+Uplifting [ppuDataTransfer] best 1044281 combination zp[2]:21 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ] reg byte a [ ppuDataTransfer::ppuDataPut1_val#0 ] zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ] zp[2]:19 [ ppuDataTransfer::size#3 ] reg byte a [ ppuDataTransfer::ppuDataPrepare1_$0 ] reg byte a [ ppuDataTransfer::ppuDataPrepare1_$1 ] zp[2]:15 [ ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ] zp[2]:17 [ ppuDataTransfer::cpuData#2 ] 
+Uplifting [cscroll] best 1035281 combination reg byte x [ cscroll::y#2 cscroll::y#1 ] zp[2]:11 [ cscroll::line2#2 cscroll::line2#1 ] zp[2]:13 [ cscroll::line1#2 cscroll::line1#1 ] 
+Uplifting [ppuDataFill] best 1034957 combination zp[2]:34 [ ppuDataFill::i#2 ppuDataFill::i#1 ] zp[2]:31 [ ppuDataFill::size#5 ] reg byte x [ ppuDataFill::val#10 ] reg byte a [ ppuDataFill::ppuDataPrepare1_$0 ] reg byte a [ ppuDataFill::ppuDataPrepare1_$1 ] zp[2]:29 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ] 
+Uplifting [uctoa_append] best 1022754 combination reg byte x [ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ] reg byte y [ uctoa_append::digit#2 uctoa_append::digit#1 ] zp[1]:86 [ uctoa_append::sub#0 ] reg byte x [ uctoa_append::return#0 ] zp[2]:84 [ uctoa_append::buffer#0 ] 
+Uplifting [ppuDataSet] best 1022736 combination reg byte x [ ppuDataSet::ppuDataPrepare1_$0 ] reg byte x [ ppuDataSet::ppuDataPrepare1_$1 ] reg byte a [ ppuDataSet::val#0 ] zp[2]:59 [ ppuDataSet::ppuData#0 ] 
+Uplifting [] best 1022736 combination zp[1]:50 [ conio_cursor_y ] zp[2]:51 [ conio_line_text ] zp[1]:49 [ conio_cursor_x ] zp[1]:54 [ y_scroll ] zp[1]:53 [ x_scroll ] 
+Uplifting [cputc] best 1022429 combination reg byte x [ cputc::c#2 cputc::c#1 cputc::c#0 ] 
+Uplifting [cputs] best 1021729 combination zp[2]:38 [ cputs::s#2 cputs::s#0 ] reg byte a [ cputs::c#1 ] 
+Uplifting [uctoa] best 1020816 combination zp[2]:43 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 ] reg byte x [ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ] zp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ] zp[1]:42 [ uctoa::started#2 uctoa::started#4 ] zp[1]:83 [ uctoa::digit_value#0 ] zp[2]:81 [ uctoa::buffer#3 ] 
+Uplifting [gotoxy] best 1020783 combination reg byte x [ gotoxy::x#5 gotoxy::x#4 gotoxy::x#2 gotoxy::x#3 ] zp[2]:74 [ gotoxy::$6 ] zp[2]:76 [ gotoxy::line_offset#0 ] zp[2]:78 [ gotoxy::$5 ] reg byte a [ gotoxy::y#5 gotoxy::y#4 gotoxy::y#2 gotoxy::y#3 ] 
+Uplifting [cputcxy] best 1020634 combination reg byte x [ cputcxy::x#4 cputcxy::x#0 cputcxy::x#1 ] reg byte a [ cputcxy::y#4 cputcxy::y#3 cputcxy::y#2 ] reg byte y [ cputcxy::c#4 ] 
+Uplifting [main] best 1020244 combination zp[1]:5 [ main::i#2 main::i#1 ] zp[1]:3 [ main::x#10 main::x#1 ] zp[1]:4 [ main::y#10 main::y#1 ] reg byte x [ main::initNES1_i#2 main::initNES1_i#1 ] reg byte a [ main::initNES1_waitForVBlank1_$0 ] zp[1]:56 [ main::initNES1_waitForVBlank2_$0 ] 
+Limited combination testing to 100 combinations of 384 possible.
+Uplifting [cputsxy] best 1020178 combination reg byte x [ cputsxy::x#0 ] reg byte a [ cputsxy::y#0 ] 
+Uplifting [readJoy1] best 1019935 combination reg byte x [ readJoy1::i#2 readJoy1::i#1 ] reg byte a [ readJoy1::$2 ] reg byte a [ readJoy1::joy#2 readJoy1::joy#1 ] zp[1]:94 [ readJoy1::$1 ] zp[1]:88 [ readJoy1::return#2 ] 
 Limited combination testing to 100 combinations of 576 possible.
-Uplifting [main] best 80352 combination reg byte x [ main::initNES1_i#2 main::initNES1_i#1 ] reg byte a [ main::initNES1_waitForVBlank1_$0 ] reg byte a [ main::initNES1_waitForVBlank2_$0 ] 
-Uplifting [vblank] best 80328 combination reg byte a [ vblank::$1 ] reg byte a [ vblank::$3 ] reg byte a [ vblank::$5 ] reg byte a [ vblank::$7 ] zp[1]:52 [ vblank::joy#0 ] 
+Uplifting [vblank] best 1019911 combination reg byte a [ vblank::$1 ] reg byte a [ vblank::$3 ] reg byte a [ vblank::$5 ] reg byte a [ vblank::$7 ] zp[1]:89 [ vblank::joy#0 ] 
 Limited combination testing to 100 combinations of 768 possible.
-Uplifting [RICOH_2C02] best 80328 combination 
-Uplifting [RICOH_2A03] best 80328 combination 
-Uplifting [SpriteData] best 80328 combination 
-Uplifting [clrscr] best 80328 combination 
-Uplifting [cputln] best 80328 combination 
-Attempting to uplift remaining variables inzp[1]:5 [ cscroll::y#2 cscroll::y#1 ]
-Uplifting [cscroll] best 80328 combination zp[1]:5 [ cscroll::y#2 cscroll::y#1 ] 
-Attempting to uplift remaining variables inzp[1]:28 [ conio_cursor_y ]
-Uplifting [] best 80328 combination zp[1]:28 [ conio_cursor_y ] 
-Attempting to uplift remaining variables inzp[1]:27 [ conio_cursor_x ]
-Uplifting [] best 80328 combination zp[1]:27 [ conio_cursor_x ] 
-Attempting to uplift remaining variables inzp[1]:57 [ readJoy1::$1 ]
-Uplifting [readJoy1] best 80328 combination zp[1]:57 [ readJoy1::$1 ] 
-Attempting to uplift remaining variables inzp[1]:51 [ readJoy1::return#2 ]
-Uplifting [readJoy1] best 80322 combination reg byte a [ readJoy1::return#2 ] 
-Attempting to uplift remaining variables inzp[1]:32 [ y_scroll ]
-Uplifting [] best 80322 combination zp[1]:32 [ y_scroll ] 
-Attempting to uplift remaining variables inzp[1]:31 [ x_scroll ]
-Uplifting [] best 80322 combination zp[1]:31 [ x_scroll ] 
-Attempting to uplift remaining variables inzp[1]:52 [ vblank::joy#0 ]
-Uplifting [vblank] best 80317 combination reg byte x [ vblank::joy#0 ] 
-Coalescing zero page register [ zp[2]:11 [ ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ] ] with [ zp[2]:37 [ ppuDataSet::ppuData#0 ] ] - score: 1
-Coalescing zero page register [ zp[2]:14 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ] ] with [ zp[2]:11 [ ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ppuDataSet::ppuData#0 ] ]
-Coalescing zero page register [ zp[2]:21 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ] ] with [ zp[2]:3 [ cputs::s#2 cputs::s#0 ] ]
-Coalescing zero page register [ zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 ] ] with [ zp[2]:6 [ cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ] ]
-Coalescing zero page register [ zp[2]:39 [ ppuDataGet::ppuData#0 ] ] with [ zp[2]:16 [ ppuDataFill::size#5 ] ]
-Coalescing zero page register [ zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ] ] with [ zp[2]:19 [ ppuDataFill::i#2 ppuDataFill::i#1 ] ]
-Allocated (was zp[1]:5) zp[1]:2 [ cscroll::y#2 cscroll::y#1 ]
-Allocated (was zp[2]:8) zp[2]:3 [ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ]
-Allocated (was zp[2]:14) zp[2]:5 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ppuDataSet::ppuData#0 ]
-Allocated (was zp[2]:21) zp[2]:7 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 cputs::s#2 cputs::s#0 ]
-Allocated (was zp[2]:23) zp[2]:9 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ppuDataFill::i#2 ppuDataFill::i#1 ]
-Allocated (was zp[1]:27) zp[1]:11 [ conio_cursor_x ]
-Allocated (was zp[1]:28) zp[1]:12 [ conio_cursor_y ]
-Allocated (was zp[2]:29) zp[2]:13 [ conio_line_text ]
-Allocated (was zp[1]:31) zp[1]:15 [ x_scroll ]
-Allocated (was zp[1]:32) zp[1]:16 [ y_scroll ]
-Allocated (was zp[2]:39) zp[2]:17 [ ppuDataGet::ppuData#0 ppuDataFill::size#5 ]
-Allocated (was zp[1]:57) zp[1]:19 [ readJoy1::$1 ]
+Uplifting [RICOH_2C02] best 1019911 combination 
+Uplifting [RICOH_2A03] best 1019911 combination 
+Uplifting [SpriteData] best 1019911 combination 
+Uplifting [clrscr] best 1019911 combination 
+Uplifting [cputln] best 1019911 combination 
+Uplifting [RADIX] best 1019911 combination 
+Uplifting [printf_format_number] best 1019911 combination 
+Uplifting [printf_buffer_number] best 1019911 combination 
+Uplifting [printf_format_string] best 1019911 combination 
+Attempting to uplift remaining variables inzp[1]:86 [ uctoa_append::sub#0 ]
+Uplifting [uctoa_append] best 1019911 combination zp[1]:86 [ uctoa_append::sub#0 ] 
+Attempting to uplift remaining variables inzp[1]:50 [ conio_cursor_y ]
+Uplifting [] best 1019911 combination zp[1]:50 [ conio_cursor_y ] 
+Attempting to uplift remaining variables inzp[1]:49 [ conio_cursor_x ]
+Uplifting [] best 1019911 combination zp[1]:49 [ conio_cursor_x ] 
+Attempting to uplift remaining variables inzp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ]
+Uplifting [uctoa] best 1019911 combination zp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ] 
+Attempting to uplift remaining variables inzp[1]:42 [ uctoa::started#2 uctoa::started#4 ]
+Uplifting [uctoa] best 1019911 combination zp[1]:42 [ uctoa::started#2 uctoa::started#4 ] 
+Attempting to uplift remaining variables inzp[1]:83 [ uctoa::digit_value#0 ]
+Uplifting [uctoa] best 1019911 combination zp[1]:83 [ uctoa::digit_value#0 ] 
+Attempting to uplift remaining variables inzp[1]:5 [ main::i#2 main::i#1 ]
+Uplifting [main] best 1019911 combination zp[1]:5 [ main::i#2 main::i#1 ] 
+Attempting to uplift remaining variables inzp[1]:3 [ main::x#10 main::x#1 ]
+Uplifting [main] best 1019911 combination zp[1]:3 [ main::x#10 main::x#1 ] 
+Attempting to uplift remaining variables inzp[1]:4 [ main::y#10 main::y#1 ]
+Uplifting [main] best 1019911 combination zp[1]:4 [ main::y#10 main::y#1 ] 
+Attempting to uplift remaining variables inzp[1]:56 [ main::initNES1_waitForVBlank2_$0 ]
+Uplifting [main] best 1019851 combination reg byte a [ main::initNES1_waitForVBlank2_$0 ] 
+Attempting to uplift remaining variables inzp[1]:94 [ readJoy1::$1 ]
+Uplifting [readJoy1] best 1019851 combination zp[1]:94 [ readJoy1::$1 ] 
+Attempting to uplift remaining variables inzp[1]:88 [ readJoy1::return#2 ]
+Uplifting [readJoy1] best 1019845 combination reg byte a [ readJoy1::return#2 ] 
+Attempting to uplift remaining variables inzp[1]:54 [ y_scroll ]
+Uplifting [] best 1019845 combination zp[1]:54 [ y_scroll ] 
+Attempting to uplift remaining variables inzp[1]:53 [ x_scroll ]
+Uplifting [] best 1019845 combination zp[1]:53 [ x_scroll ] 
+Attempting to uplift remaining variables inzp[1]:89 [ vblank::joy#0 ]
+Uplifting [vblank] best 1019840 combination reg byte x [ vblank::joy#0 ] 
+Coalescing zero page register [ zp[2]:17 [ ppuDataTransfer::cpuData#2 ] ] with [ zp[2]:23 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ] ] - score: 1
+Coalescing zero page register [ zp[2]:43 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 ] ] with [ zp[2]:81 [ uctoa::buffer#3 ] ] - score: 1
+Coalescing zero page register [ zp[2]:43 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 uctoa::buffer#3 ] ] with [ zp[2]:84 [ uctoa_append::buffer#0 ] ] - score: 1
+Coalescing zero page register [ zp[2]:51 [ conio_line_text ] ] with [ zp[2]:78 [ gotoxy::$5 ] ] - score: 1
+Coalescing zero page register [ zp[2]:74 [ gotoxy::$6 ] ] with [ zp[2]:76 [ gotoxy::line_offset#0 ] ] - score: 1
+Coalescing zero page register [ zp[1]:83 [ uctoa::digit_value#0 ] ] with [ zp[1]:86 [ uctoa_append::sub#0 ] ] - score: 1
+Coalescing zero page register [ zp[2]:51 [ conio_line_text gotoxy::$5 ] ] with [ zp[2]:74 [ gotoxy::$6 gotoxy::line_offset#0 ] ] - score: 1
+Coalescing zero page register [ zp[2]:25 [ ppuDataFetch::i#2 ppuDataFetch::i#1 ] ] with [ zp[2]:15 [ ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ] ]
+Coalescing zero page register [ zp[2]:27 [ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ] ] with [ zp[2]:17 [ ppuDataTransfer::cpuData#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ] ]
+Coalescing zero page register [ zp[2]:29 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ] ] with [ zp[2]:19 [ ppuDataTransfer::size#3 ] ]
+Coalescing zero page register [ zp[2]:31 [ ppuDataFill::size#5 ] ] with [ zp[2]:21 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 ] ]
+Coalescing zero page register [ zp[2]:43 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 uctoa::buffer#3 uctoa_append::buffer#0 ] ] with [ zp[2]:11 [ cscroll::line2#2 cscroll::line2#1 ] ]
+Coalescing zero page register [ zp[1]:49 [ conio_cursor_x ] ] with [ zp[1]:40 [ uctoa::digit#2 uctoa::digit#1 ] ]
+Coalescing zero page register [ zp[1]:50 [ conio_cursor_y ] ] with [ zp[1]:42 [ uctoa::started#2 uctoa::started#4 ] ]
+Coalescing zero page register [ zp[2]:59 [ ppuDataSet::ppuData#0 ] ] with [ zp[2]:13 [ cscroll::line1#2 cscroll::line1#1 ] ]
+Coalescing zero page register [ zp[2]:62 [ ppuDataFetch::ppuData#0 ] ] with [ zp[2]:34 [ ppuDataFill::i#2 ppuDataFill::i#1 ] ]
+Allocated (was zp[1]:3) zp[1]:2 [ main::x#10 main::x#1 ]
+Allocated (was zp[1]:4) zp[1]:3 [ main::y#10 main::y#1 ]
+Allocated (was zp[1]:5) zp[1]:4 [ main::i#2 main::i#1 ]
+Allocated (was zp[2]:25) zp[2]:5 [ ppuDataFetch::i#2 ppuDataFetch::i#1 ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ]
+Allocated (was zp[2]:27) zp[2]:7 [ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ppuDataTransfer::cpuData#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ]
+Allocated (was zp[2]:29) zp[2]:9 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataTransfer::size#3 ]
+Allocated (was zp[2]:31) zp[2]:11 [ ppuDataFill::size#5 ppuDataTransfer::i#2 ppuDataTransfer::i#1 ]
+Allocated (was zp[2]:38) zp[2]:13 [ cputs::s#2 cputs::s#0 ]
+Allocated (was zp[2]:43) zp[2]:15 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 uctoa::buffer#3 uctoa_append::buffer#0 cscroll::line2#2 cscroll::line2#1 ]
+Allocated (was zp[1]:49) zp[1]:17 [ conio_cursor_x uctoa::digit#2 uctoa::digit#1 ]
+Allocated (was zp[1]:50) zp[1]:18 [ conio_cursor_y uctoa::started#2 uctoa::started#4 ]
+Allocated (was zp[2]:51) zp[2]:19 [ conio_line_text gotoxy::$5 gotoxy::$6 gotoxy::line_offset#0 ]
+Allocated (was zp[1]:53) zp[1]:21 [ x_scroll ]
+Allocated (was zp[1]:54) zp[1]:22 [ y_scroll ]
+Allocated (was zp[2]:59) zp[2]:23 [ ppuDataSet::ppuData#0 cscroll::line1#2 cscroll::line1#1 ]
+Allocated (was zp[2]:62) zp[2]:25 [ ppuDataFetch::ppuData#0 ppuDataFill::i#2 ppuDataFill::i#1 ]
+Allocated (was zp[1]:83) zp[1]:27 [ uctoa::digit_value#0 uctoa_append::sub#0 ]
+Allocated (was zp[1]:94) zp[1]:28 [ readJoy1::$1 ]
 
 ASSEMBLER BEFORE OPTIMIZATION
   // File Comments
@@ -4052,6 +6195,10 @@ ASSEMBLER BEFORE OPTIMIZATION
   // $3000-$3eff	$0f00	Mirrors of $2000-$2eff
   // $3f00-$3f1f	$0020	Palette RAM indexes
   .label PPU_PALETTE = $3f00
+  // PPU Status Register for reading in ASM
+  .label PPU_PPUSTATUS = $2002
+  // PPU Data Register for reading in ASM
+  .label PPU_PPUDATA = $2007
   // APU Frame Counter
   // generates low-frequency clocks for the channels and an optional 60 Hz interrupt.
   // https://wiki.nesdev.com/w/index.php/APU_Frame_Counter
@@ -4066,17 +6213,15 @@ ASSEMBLER BEFORE OPTIMIZATION
   .label FR_COUNTER = $4017
   // Pointer to the start of RAM memory
   .label MEMORY = 0
-  // PPU Status Register for reading in ASM
-  .label PPU_PPUSTATUS = $2002
   // NES Picture Processing Unit (PPU)
   .label PPU = $2000
   // NES CPU and audion processing unit (APU)
   .label APU = $4000
-  .label conio_cursor_x = $b
-  .label conio_cursor_y = $c
-  .label conio_line_text = $d
-  .label x_scroll = $f
-  .label y_scroll = $10
+  .label conio_cursor_x = $11
+  .label conio_cursor_y = $12
+  .label conio_line_text = $13
+  .label x_scroll = $15
+  .label y_scroll = $16
   // @begin
 __bbegin:
   jmp __b1
@@ -4123,6 +6268,14 @@ __bend:
   // main
 // RESET Called when the NES is reset, including when it is turned on.
 main: {
+    .const screensizex1_return = $20
+    .const screensizey1_return = $1e
+    .const screensizey2_return = $1e
+    .const screensizex2_return = $20
+    .const screensizey3_return = $1e
+    .label x = 2
+    .label y = 3
+    .label i = 4
     jmp initNES1
     // main::initNES1
   initNES1:
@@ -4226,163 +6379,308 @@ main: {
   initNES1___b7:
     // asm { ldaPPU_PPUSTATUS  }
     lda PPU_PPUSTATUS
-    // [34] phi from main::initNES1_@7 to main::@2 [phi:main::initNES1_@7->main::@2]
-  __b2_from_initNES1___b7:
-    jmp __b2
-    // main::@2
-  __b2:
+    // [34] phi from main::initNES1_@7 to main::@6 [phi:main::initNES1_@7->main::@6]
+  __b6_from_initNES1___b7:
+    jmp __b6
+    // main::@6
+  __b6:
     // [35] call ppuDataTransfer 
   // Transfer the palette
-    // [125] phi from main::@2 to ppuDataTransfer [phi:main::@2->ppuDataTransfer]
-  ppuDataTransfer_from___b2:
+    // [110] phi from main::@6 to ppuDataTransfer [phi:main::@6->ppuDataTransfer]
+  ppuDataTransfer_from___b6:
+    // [110] phi (word) ppuDataTransfer::size#3 = (byte) $20*(const byte) SIZEOF_BYTE [phi:main::@6->ppuDataTransfer#0] -- vwuz1=vbuc1 
+    lda #<$20*SIZEOF_BYTE
+    sta.z ppuDataTransfer.size
+    lda #>$20*SIZEOF_BYTE
+    sta.z ppuDataTransfer.size+1
+    // [110] phi (nomodify void*) ppuDataTransfer::cpuData#2 = (void*)(const byte*) PALETTE [phi:main::@6->ppuDataTransfer#1] -- pvoz1=pvoc1 
+    lda #<PALETTE
+    sta.z ppuDataTransfer.cpuData
+    lda #>PALETTE
+    sta.z ppuDataTransfer.cpuData+1
+    // [110] phi (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_PALETTE [phi:main::@6->ppuDataTransfer#2] -- pvoz1=pvoc1 
+    lda #<PPU_PALETTE
+    sta.z ppuDataTransfer.ppuDataPrepare1_ppuData
+    lda #>PPU_PALETTE
+    sta.z ppuDataTransfer.ppuDataPrepare1_ppuData+1
     jsr ppuDataTransfer
-    // [36] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
-  __b3_from___b2:
-    jmp __b3
-    // main::@3
-  __b3:
+    // [36] phi from main::@6 to main::@12 [phi:main::@6->main::@12]
+  __b12_from___b6:
+    jmp __b12
+    // main::@12
+  __b12:
     // [37] call ppuDataFill 
   // Fill the PPU attribute table
-    // [109] phi from main::@3 to ppuDataFill [phi:main::@3->ppuDataFill]
-  ppuDataFill_from___b3:
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@3->ppuDataFill#0] -- vbuxx=vbuc1 
+    // [136] phi from main::@12 to ppuDataFill [phi:main::@12->ppuDataFill]
+  ppuDataFill_from___b12:
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@12->ppuDataFill#0] -- vbuxx=vbuc1 
     ldx #0
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@3->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@12->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$40
     sta.z ppuDataFill.size
     lda #>$40
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 [phi:main::@3->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 [phi:main::@12->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_ATTRIBUTE_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_ATTRIBUTE_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData+1
     jsr ppuDataFill
-    // [38] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
-  __b4_from___b3:
-    jmp __b4
-    // main::@4
-  __b4:
+    // [38] phi from main::@12 to main::@13 [phi:main::@12->main::@13]
+  __b13_from___b12:
+    jmp __b13
+    // main::@13
+  __b13:
     // [39] call ppuDataFill 
-    // [109] phi from main::@4 to ppuDataFill [phi:main::@4->ppuDataFill]
-  ppuDataFill_from___b4:
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@4->ppuDataFill#0] -- vbuxx=vbuc1 
+    // [136] phi from main::@13 to ppuDataFill [phi:main::@13->ppuDataFill]
+  ppuDataFill_from___b13:
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@13->ppuDataFill#0] -- vbuxx=vbuc1 
     ldx #0
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@4->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@13->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$40
     sta.z ppuDataFill.size
     lda #>$40
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 [phi:main::@4->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 [phi:main::@13->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_ATTRIBUTE_TABLE_1
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_ATTRIBUTE_TABLE_1
     sta.z ppuDataFill.ppuDataPrepare1_ppuData+1
     jsr ppuDataFill
-    // [40] phi from main::@4 to main::@5 [phi:main::@4->main::@5]
-  __b5_from___b4:
-    jmp __b5
-    // main::@5
-  __b5:
+    // [40] phi from main::@13 to main::@14 [phi:main::@13->main::@14]
+  __b14_from___b13:
+    jmp __b14
+    // main::@14
+  __b14:
     // [41] call clrscr 
   // Print a string
-    // [119] phi from main::@5 to clrscr [phi:main::@5->clrscr]
-  clrscr_from___b5:
+    // [207] phi from main::@14 to clrscr [phi:main::@14->clrscr]
+  clrscr_from___b14:
     jsr clrscr
-    // [42] phi from main::@5 to main::@6 [phi:main::@5->main::@6]
-  __b6_from___b5:
-    jmp __b6
-    // main::@6
-  __b6:
-    // [43] call cputs 
-    // [49] phi from main::@6 to cputs [phi:main::@6->cputs]
-  cputs_from___b6:
-    jsr cputs
+    // [42] phi from main::@14 to main::screensizex1 [phi:main::@14->main::screensizex1]
+  screensizex1_from___b14:
+    // [42] phi (byte) main::x#10 = (byte) 1 [phi:main::@14->main::screensizex1#0] -- vbuz1=vbuc1 
+    lda #1
+    sta.z x
+    jmp screensizex1
+    // main::screensizex1
+  screensizex1:
     jmp __b7
     // main::@7
   __b7:
-    // [44] (volatile byte) x_scroll ← (byte) 0 -- vbuz1=vbuc1 
+    // [43] if((byte) main::x#10<(const byte) main::screensizex1_return#0-(byte) 1) goto main::@1 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z x
+    cmp #screensizex1_return-1
+    bcc __b1
+    // [44] phi from main::@7 to main::screensizey2 [phi:main::@7->main::screensizey2]
+  screensizey2_from___b7:
+    // [44] phi (byte) main::y#10 = (byte) 1 [phi:main::@7->main::screensizey2#0] -- vbuz1=vbuc1 
+    lda #1
+    sta.z y
+    jmp screensizey2
+    // main::screensizey2
+  screensizey2:
+    jmp __b9
+    // main::@9
+  __b9:
+    // [45] if((byte) main::y#10<(const byte) main::screensizey2_return#0-(byte) 3) goto main::@2 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z y
+    cmp #screensizey2_return-3
+    bcc __b2
+    // [46] phi from main::@9 to main::screensizey3 [phi:main::@9->main::screensizey3]
+  screensizey3_from___b9:
+    // [46] phi (byte) main::i#2 = (byte) 0 [phi:main::@9->main::screensizey3#0] -- vbuz1=vbuc1 
+    lda #0
+    sta.z i
+    jmp screensizey3
+    // main::screensizey3
+  screensizey3:
+    jmp __b11
+    // main::@11
+  __b11:
+    // [47] if((byte) main::i#2<(const byte) main::screensizey3_return#0) goto main::@3 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z i
+    cmp #screensizey3_return
+    bcc __b3
+    jmp __b4
+    // main::@4
+  __b4:
+    // [48] (volatile byte) x_scroll ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z x_scroll
-    // [45] (volatile byte) y_scroll ← (byte) -8 -- vbuz1=vbuc1 
+    // [49] (volatile byte) y_scroll ← (byte) -8 -- vbuz1=vbuc1 
     lda #-8
     sta.z y_scroll
     jmp enableVideoOutput1
     // main::enableVideoOutput1
   enableVideoOutput1:
-    // [46] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 -- _deref_pbuc1=vbuc2 
+    // [50] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 -- _deref_pbuc1=vbuc2 
     lda #$80
     sta PPU
-    // [47] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e -- _deref_pbuc1=vbuc2 
+    // [51] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e -- _deref_pbuc1=vbuc2 
     lda #$1e
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUMASK
-    // [48] phi from main::@1 main::enableVideoOutput1 to main::@1 [phi:main::@1/main::enableVideoOutput1->main::@1]
-  __b1_from___b1:
-  __b1_from_enableVideoOutput1:
-    jmp __b1
+    // [52] phi from main::@5 main::enableVideoOutput1 to main::@5 [phi:main::@5/main::enableVideoOutput1->main::@5]
+  __b5_from___b5:
+  __b5_from_enableVideoOutput1:
+    jmp __b5
   // Infinite loop
+    // main::@5
+  __b5:
+    jmp __b5_from___b5
+    // main::@3
+  __b3:
+    // [53] (byte) uctoa::value#1 ← (byte) main::i#2 & (byte) $f -- vbuxx=vbuz1_band_vbuc1 
+    lda #$f
+    and.z i
+    tax
+    // [54] call uctoa 
+    // [181] phi from main::@3 to uctoa [phi:main::@3->uctoa]
+  uctoa_from___b3:
+    jsr uctoa
+    jmp __b17
+    // main::@17
+  __b17:
+    // [55] (byte) cputsxy::x#0 ← (byte) main::i#2 -- vbuxx=vbuz1 
+    ldx.z i
+    // [56] (byte) cputsxy::y#0 ← (byte) main::i#2 -- vbuaa=vbuz1 
+    lda.z i
+    // [57] call cputsxy 
+    jsr cputsxy
+    jmp __b18
+    // main::@18
+  __b18:
+    // [58] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1 
+    inc.z i
+    // [46] phi from main::@18 to main::screensizey3 [phi:main::@18->main::screensizey3]
+  screensizey3_from___b18:
+    // [46] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@18->main::screensizey3#0] -- register_copy 
+    jmp screensizey3
+    // main::@2
+  __b2:
+    // [59] (byte) cputcxy::y#2 ← (byte) main::y#10 -- vbuaa=vbuz1 
+    lda.z y
+    // [60] call cputcxy 
+    // [71] phi from main::@2 to cputcxy [phi:main::@2->cputcxy]
+  cputcxy_from___b2:
+    // [71] phi (byte) cputcxy::c#4 = (byte) 'i' [phi:main::@2->cputcxy#0] -- vbuyy=vbuc1 
+    ldy #'i'
+    // [71] phi (byte) cputcxy::y#4 = (byte) cputcxy::y#2 [phi:main::@2->cputcxy#1] -- register_copy 
+    // [71] phi (byte) cputcxy::x#4 = (byte) 1 [phi:main::@2->cputcxy#2] -- vbuxx=vbuc1 
+    ldx #1
+    jsr cputcxy
+    // [61] phi from main::@2 to main::screensizex2 [phi:main::@2->main::screensizex2]
+  screensizex2_from___b2:
+    jmp screensizex2
+    // main::screensizex2
+  screensizex2:
+    jmp __b10
+    // main::@10
+  __b10:
+    // [62] (byte) cputcxy::y#3 ← (byte) main::y#10 -- vbuaa=vbuz1 
+    lda.z y
+    // [63] call cputcxy 
+    // [71] phi from main::@10 to cputcxy [phi:main::@10->cputcxy]
+  cputcxy_from___b10:
+    // [71] phi (byte) cputcxy::c#4 = (byte) 'i' [phi:main::@10->cputcxy#0] -- vbuyy=vbuc1 
+    ldy #'i'
+    // [71] phi (byte) cputcxy::y#4 = (byte) cputcxy::y#3 [phi:main::@10->cputcxy#1] -- register_copy 
+    // [71] phi (byte) cputcxy::x#4 = (const byte) main::screensizex2_return#0-(byte) 2 [phi:main::@10->cputcxy#2] -- vbuxx=vbuc1 
+    ldx #screensizex2_return-2
+    jsr cputcxy
+    jmp __b16
+    // main::@16
+  __b16:
+    // [64] (byte) main::y#1 ← ++ (byte) main::y#10 -- vbuz1=_inc_vbuz1 
+    inc.z y
+    // [44] phi from main::@16 to main::screensizey2 [phi:main::@16->main::screensizey2]
+  screensizey2_from___b16:
+    // [44] phi (byte) main::y#10 = (byte) main::y#1 [phi:main::@16->main::screensizey2#0] -- register_copy 
+    jmp screensizey2
     // main::@1
   __b1:
-    jmp __b1_from___b1
-  .segment Data
-    s: .text @"hello world!\ni am nes\n look at me \n\n"
-    .byte 0
+    // [65] (byte) cputcxy::x#0 ← (byte) main::x#10 -- vbuxx=vbuz1 
+    ldx.z x
+    // [66] call cputcxy 
+    // [71] phi from main::@1 to cputcxy [phi:main::@1->cputcxy]
+  cputcxy_from___b1:
+    // [71] phi (byte) cputcxy::c#4 = (byte) '-' [phi:main::@1->cputcxy#0] -- vbuyy=vbuc1 
+    ldy #'-'
+    // [71] phi (byte) cputcxy::y#4 = (byte) 1 [phi:main::@1->cputcxy#1] -- vbuaa=vbuc1 
+    lda #1
+    // [71] phi (byte) cputcxy::x#4 = (byte) cputcxy::x#0 [phi:main::@1->cputcxy#2] -- register_copy 
+    jsr cputcxy
+    // [67] phi from main::@1 to main::screensizey1 [phi:main::@1->main::screensizey1]
+  screensizey1_from___b1:
+    jmp screensizey1
+    // main::screensizey1
+  screensizey1:
+    jmp __b8
+    // main::@8
+  __b8:
+    // [68] (byte) cputcxy::x#1 ← (byte) main::x#10 -- vbuxx=vbuz1 
+    ldx.z x
+    // [69] call cputcxy 
+    // [71] phi from main::@8 to cputcxy [phi:main::@8->cputcxy]
+  cputcxy_from___b8:
+    // [71] phi (byte) cputcxy::c#4 = (byte) '-' [phi:main::@8->cputcxy#0] -- vbuyy=vbuc1 
+    ldy #'-'
+    // [71] phi (byte) cputcxy::y#4 = (const byte) main::screensizey1_return#0-(byte) 4 [phi:main::@8->cputcxy#1] -- vbuaa=vbuc1 
+    lda #screensizey1_return-4
+    // [71] phi (byte) cputcxy::x#4 = (byte) cputcxy::x#1 [phi:main::@8->cputcxy#2] -- register_copy 
+    jsr cputcxy
+    jmp __b15
+    // main::@15
+  __b15:
+    // [70] (byte) main::x#1 ← ++ (byte) main::x#10 -- vbuz1=_inc_vbuz1 
+    inc.z x
+    // [42] phi from main::@15 to main::screensizex1 [phi:main::@15->main::screensizex1]
+  screensizex1_from___b15:
+    // [42] phi (byte) main::x#10 = (byte) main::x#1 [phi:main::@15->main::screensizex1#0] -- register_copy 
+    jmp screensizex1
 }
-.segment Code
-  // cputs
-// Output a NUL-terminated string at the current cursor position
-// cputs(byte* zp(7) s)
-cputs: {
-    .label s = 7
-    // [50] phi from cputs to cputs::@1 [phi:cputs->cputs::@1]
-  __b1_from_cputs:
-    // [50] phi (to_nomodify byte*) cputs::s#2 = (const byte*) main::s [phi:cputs->cputs::@1#0] -- pbuz1=pbuc1 
-    lda #<main.s
-    sta.z s
-    lda #>main.s
-    sta.z s+1
+  // cputcxy
+// Move cursor and output one character
+// Same as "gotoxy (x, y); cputc (c);"
+// cputcxy(byte register(X) x, byte register(A) y, byte register(Y) c)
+cputcxy: {
+    // [72] (byte) gotoxy::x#2 ← (byte) cputcxy::x#4
+    // [73] (byte) gotoxy::y#2 ← (byte) cputcxy::y#4
+    // [74] call gotoxy 
+    // [153] phi from cputcxy to gotoxy [phi:cputcxy->gotoxy]
+  gotoxy_from_cputcxy:
+    // [153] phi (byte) gotoxy::x#4 = (byte) gotoxy::x#2 [phi:cputcxy->gotoxy#0] -- register_copy 
+    // [153] phi (byte) gotoxy::y#4 = (byte) gotoxy::y#2 [phi:cputcxy->gotoxy#1] -- register_copy 
+    jsr gotoxy
     jmp __b1
-    // cputs::@1
+    // cputcxy::@1
   __b1:
-    // [51] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) -- vbuaa=_deref_pbuz1 
-    ldy #0
-    lda (s),y
-    // [52] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2 -- pbuz1=_inc_pbuz1 
-    inc.z s
-    bne !+
-    inc.z s+1
-  !:
-    // [53] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2 -- vbuc1_neq_vbuaa_then_la1 
-    cmp #0
-    bne __b2
-    jmp __breturn
-    // cputs::@return
-  __breturn:
-    // [54] return 
-    rts
-    // cputs::@2
-  __b2:
-    // [55] (byte) cputc::c#0 ← (byte) cputs::c#1 -- vbuxx=vbuaa 
+    // [75] (byte) cputc::c#1 ← (byte) cputcxy::c#4 -- vbuxx=vbuyy 
+    tya
     tax
-    // [56] call cputc 
+    // [76] call cputc 
+    // [78] phi from cputcxy::@1 to cputc [phi:cputcxy::@1->cputc]
+  cputc_from___b1:
+    // [78] phi (byte) cputc::c#2 = (byte) cputc::c#1 [phi:cputcxy::@1->cputc#0] -- register_copy 
     jsr cputc
-    // [50] phi from cputs::@2 to cputs::@1 [phi:cputs::@2->cputs::@1]
-  __b1_from___b2:
-    // [50] phi (to_nomodify byte*) cputs::s#2 = (to_nomodify byte*) cputs::s#0 [phi:cputs::@2->cputs::@1#0] -- register_copy 
-    jmp __b1
+    jmp __breturn
+    // cputcxy::@return
+  __breturn:
+    // [77] return 
+    rts
 }
   // cputc
 // Output one character at the current cursor position
 // Moves the cursor forward. Scrolls the entire screen if needed
 // cputc(byte register(X) c)
 cputc: {
-    // [57] if((byte) cputc::c#0==(byte) ' ') goto cputc::@1 -- vbuxx_eq_vbuc1_then_la1 
+    // [79] if((byte) cputc::c#2==(byte) ' ') goto cputc::@1 -- vbuxx_eq_vbuc1_then_la1 
     cpx #'\n'
     beq __b1_from_cputc
     jmp __b2
     // cputc::@2
   __b2:
-    // [58] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x -- pbuz1=pbuz2_plus_vbuz3 
+    // [80] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x -- pbuz1=pbuz2_plus_vbuz3 
     lda.z conio_cursor_x
     clc
     adc.z conio_line_text
@@ -4390,48 +6688,46 @@ cputc: {
     lda #0
     adc.z conio_line_text+1
     sta.z ppuDataSet.ppuData+1
-    // [59] (byte) ppuDataSet::val#0 ← (byte) cputc::c#0
-    // [60] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ← (void*)(nomodify byte*) ppuDataSet::ppuData#0
-    // [61] call ppuDataSet 
-    // [95] phi from cputc::@2 to ppuDataSet [phi:cputc::@2->ppuDataSet]
+    // [81] (byte) ppuDataSet::val#0 ← (byte) cputc::c#2 -- vbuaa=vbuxx 
+    txa
+    // [82] call ppuDataSet 
+    // [146] phi from cputc::@2 to ppuDataSet [phi:cputc::@2->ppuDataSet]
   ppuDataSet_from___b2:
-    // [95] phi (byte) ppuDataSet::val#2 = (byte) ppuDataSet::val#0 [phi:cputc::@2->ppuDataSet#0] -- register_copy 
-    // [95] phi (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 [phi:cputc::@2->ppuDataSet#1] -- register_copy 
     jsr ppuDataSet
     jmp __b4
     // cputc::@4
   __b4:
-    // [62] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x -- vbuz1=_inc_vbuz1 
+    // [83] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x -- vbuz1=_inc_vbuz1 
     inc.z conio_cursor_x
-    // [63] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return -- vbuz1_neq_vbuc1_then_la1 
+    // [84] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return -- vbuz1_neq_vbuc1_then_la1 
     lda #$20
     cmp.z conio_cursor_x
     bne __breturn
-    // [64] phi from cputc::@4 to cputc::@3 [phi:cputc::@4->cputc::@3]
+    // [85] phi from cputc::@4 to cputc::@3 [phi:cputc::@4->cputc::@3]
   __b3_from___b4:
     jmp __b3
     // cputc::@3
   __b3:
-    // [65] call cputln 
+    // [86] call cputln 
     jsr cputln
     jmp __breturn
     // cputc::@return
   __breturn:
-    // [66] return 
+    // [87] return 
     rts
-    // [67] phi from cputc to cputc::@1 [phi:cputc->cputc::@1]
+    // [88] phi from cputc to cputc::@1 [phi:cputc->cputc::@1]
   __b1_from_cputc:
     jmp __b1
     // cputc::@1
   __b1:
-    // [68] call cputln 
+    // [89] call cputln 
     jsr cputln
     jmp __breturn
 }
   // cputln
 // Print a newline
 cputln: {
-    // [69] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    // [90] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$20
     clc
     adc.z conio_line_text
@@ -4439,69 +6735,66 @@ cputln: {
     bcc !+
     inc.z conio_line_text+1
   !:
-    // [70] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
+    // [91] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z conio_cursor_x
-    // [71] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y -- vbuz1=_inc_vbuz1 
+    // [92] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y -- vbuz1=_inc_vbuz1 
     inc.z conio_cursor_y
-    // [72] call cscroll 
+    // [93] call cscroll 
     jsr cscroll
     jmp __breturn
     // cputln::@return
   __breturn:
-    // [73] return 
+    // [94] return 
     rts
 }
   // cscroll
 // Scroll the entire screen if the cursor is beyond the last line
 cscroll: {
-    .label line2 = 9
     // Scroll lines up
-    .label line1 = 3
-    .label y = 2
-    // [74] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return -- vbuz1_neq_vbuc1_then_la1 
+    .label line1 = $17
+    .label line2 = $f
+    // [95] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return -- vbuz1_neq_vbuc1_then_la1 
     lda #$1e
     cmp.z conio_cursor_y
     bne __breturn
-    // [75] phi from cscroll to cscroll::@1 [phi:cscroll->cscroll::@1]
+    // [96] phi from cscroll to cscroll::@1 [phi:cscroll->cscroll::@1]
   __b1_from_cscroll:
-    // [75] phi (byte*) cscroll::line1#6 = (const nomodify byte*) PPU_NAME_TABLE_0 [phi:cscroll->cscroll::@1#0] -- pbuz1=pbuc1 
+    // [96] phi (byte*) cscroll::line1#2 = (const nomodify byte*) PPU_NAME_TABLE_0 [phi:cscroll->cscroll::@1#0] -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0
     sta.z line1
     lda #>PPU_NAME_TABLE_0
     sta.z line1+1
-    // [75] phi (byte*) cscroll::line2#6 = (const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 [phi:cscroll->cscroll::@1#1] -- pbuz1=pbuc1 
+    // [96] phi (byte*) cscroll::line2#2 = (const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 [phi:cscroll->cscroll::@1#1] -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0+$20
     sta.z line2
     lda #>PPU_NAME_TABLE_0+$20
     sta.z line2+1
-    // [75] phi (byte) cscroll::y#2 = (byte) 0 [phi:cscroll->cscroll::@1#2] -- vbuz1=vbuc1 
-    lda #0
-    sta.z y
+    // [96] phi (byte) cscroll::y#2 = (byte) 0 [phi:cscroll->cscroll::@1#2] -- vbuxx=vbuc1 
+    ldx #0
     jmp __b1
     // cscroll::@1
   __b1:
-    // [76] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@3 -- vbuz1_lt_vbuc1_then_la1 
-    lda.z y
-    cmp #$1e-1
-    bcc __b3_from___b1
-    // [77] phi from cscroll::@1 to cscroll::@2 [phi:cscroll::@1->cscroll::@2]
-  __b2_from___b1:
-    jmp __b2
-    // cscroll::@2
-  __b2:
-    // [78] call ppuDataFill 
+    // [97] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@2 -- vbuxx_lt_vbuc1_then_la1 
+    cpx #$1e-1
+    bcc __b2
+    // [98] phi from cscroll::@1 to cscroll::@3 [phi:cscroll::@1->cscroll::@3]
+  __b3_from___b1:
+    jmp __b3
+    // cscroll::@3
+  __b3:
+    // [99] call ppuDataFill 
   // Fill last line with space
-    // [109] phi from cscroll::@2 to ppuDataFill [phi:cscroll::@2->ppuDataFill]
-  ppuDataFill_from___b2:
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:cscroll::@2->ppuDataFill#0] -- vbuxx=vbuc1 
+    // [136] phi from cscroll::@3 to ppuDataFill [phi:cscroll::@3->ppuDataFill]
+  ppuDataFill_from___b3:
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:cscroll::@3->ppuDataFill#0] -- vbuxx=vbuc1 
     ldx #' '
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $20 [phi:cscroll::@2->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $20 [phi:cscroll::@3->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$20
     sta.z ppuDataFill.size
     lda #>$20
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 [phi:cscroll::@2->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 [phi:cscroll::@3->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_NAME_TABLE_0+$1e*$20-$20
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_NAME_TABLE_0+$1e*$20-$20
@@ -4510,7 +6803,7 @@ cscroll: {
     jmp __b6
     // cscroll::@6
   __b6:
-    // [79] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 -- pbuz1=pbuz1_minus_vbuc1 
+    // [100] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 -- pbuz1=pbuz1_minus_vbuc1 
     sec
     lda.z conio_line_text
     sbc #$20
@@ -4518,168 +6811,265 @@ cscroll: {
     lda.z conio_line_text+1
     sbc #0
     sta.z conio_line_text+1
-    // [80] (byte) conio_cursor_y ← -- (byte) conio_cursor_y -- vbuz1=_dec_vbuz1 
+    // [101] (byte) conio_cursor_y ← -- (byte) conio_cursor_y -- vbuz1=_dec_vbuz1 
     dec.z conio_cursor_y
     jmp __breturn
     // cscroll::@return
   __breturn:
-    // [81] return 
+    // [102] return 
     rts
-    // [82] phi from cscroll::@1 to cscroll::@3 [phi:cscroll::@1->cscroll::@3]
-  __b3_from___b1:
-    // [82] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#6 [phi:cscroll::@1->cscroll::@3#0] -- register_copy 
-    // [82] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#6 [phi:cscroll::@1->cscroll::@3#1] -- register_copy 
-    // [82] phi (byte) cscroll::x#2 = (byte) 0 [phi:cscroll::@1->cscroll::@3#2] -- vbuyy=vbuc1 
-    ldy #0
-    jmp __b3
-    // cscroll::@3
-  __b3:
-    // [83] if((byte) cscroll::x#2<(byte) $20) goto cscroll::@4 -- vbuyy_lt_vbuc1_then_la1 
-    cpy #$20
-    bcc __b4
+    // cscroll::@2
+  __b2:
+    // [103] (nomodify void*) ppuDataFetch::ppuData#0 ← (void*)(byte*) cscroll::line2#2 -- pvoz1=pvoz2 
+    lda.z line2
+    sta.z ppuDataFetch.ppuData
+    lda.z line2+1
+    sta.z ppuDataFetch.ppuData+1
+    // [104] call ppuDataFetch 
+    // [123] phi from cscroll::@2 to ppuDataFetch [phi:cscroll::@2->ppuDataFetch]
+  ppuDataFetch_from___b2:
+    jsr ppuDataFetch
+    jmp __b4
+    // cscroll::@4
+  __b4:
+    // [105] (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(byte*) cscroll::line1#2 -- pvoz1=pvoz2 
+    lda.z line1
+    sta.z ppuDataTransfer.ppuData
+    lda.z line1+1
+    sta.z ppuDataTransfer.ppuData+1
+    // [106] call ppuDataTransfer 
+    // [110] phi from cscroll::@4 to ppuDataTransfer [phi:cscroll::@4->ppuDataTransfer]
+  ppuDataTransfer_from___b4:
+    // [110] phi (word) ppuDataTransfer::size#3 = (byte) $20 [phi:cscroll::@4->ppuDataTransfer#0] -- vwuz1=vbuc1 
+    lda #<$20
+    sta.z ppuDataTransfer.size
+    lda #>$20
+    sta.z ppuDataTransfer.size+1
+    // [110] phi (nomodify void*) ppuDataTransfer::cpuData#2 = (void*)(const byte*) scroll_buffer [phi:cscroll::@4->ppuDataTransfer#1] -- pvoz1=pvoc1 
+    lda #<scroll_buffer
+    sta.z ppuDataTransfer.cpuData
+    lda #>scroll_buffer
+    sta.z ppuDataTransfer.cpuData+1
+    // [110] phi (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataTransfer::ppuData#0 [phi:cscroll::@4->ppuDataTransfer#2] -- register_copy 
+    jsr ppuDataTransfer
     jmp __b5
     // cscroll::@5
   __b5:
-    // [84] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2 -- vbuz1=_inc_vbuz1 
-    inc.z y
-    // [75] phi from cscroll::@5 to cscroll::@1 [phi:cscroll::@5->cscroll::@1]
-  __b1_from___b5:
-    // [75] phi (byte*) cscroll::line1#6 = (byte*) cscroll::line1#2 [phi:cscroll::@5->cscroll::@1#0] -- register_copy 
-    // [75] phi (byte*) cscroll::line2#6 = (byte*) cscroll::line2#2 [phi:cscroll::@5->cscroll::@1#1] -- register_copy 
-    // [75] phi (byte) cscroll::y#2 = (byte) cscroll::y#1 [phi:cscroll::@5->cscroll::@1#2] -- register_copy 
-    jmp __b1
-    // cscroll::@4
-  __b4:
-    // [85] (nomodify void*) ppuDataGet::ppuData#0 ← (void*)(byte*) cscroll::line2#2 -- pvoz1=pvoz2 
-    lda.z line2
-    sta.z ppuDataGet.ppuData
-    lda.z line2+1
-    sta.z ppuDataGet.ppuData+1
-    // [86] call ppuDataGet 
-    // [102] phi from cscroll::@4 to ppuDataGet [phi:cscroll::@4->ppuDataGet]
-  ppuDataGet_from___b4:
-    jsr ppuDataGet
-    // [87] (byte) ppuDataGet::return#2 ← (byte) ppuDataGet::ppuDataRead1_return#0
-    jmp __b7
-    // cscroll::@7
-  __b7:
-    // [88] (byte) cscroll::ch#0 ← (byte) ppuDataGet::return#2 -- vbuxx=vbuaa 
-    tax
-    // [89] (byte*) cscroll::line2#1 ← ++ (byte*) cscroll::line2#2 -- pbuz1=_inc_pbuz1 
-    inc.z line2
-    bne !+
-    inc.z line2+1
-  !:
-    // [90] (nomodify void*) ppuDataSet::ppuData#1 ← (void*)(byte*) cscroll::line1#2 -- pvoz1=pvoz2 
-    lda.z line1
-    sta.z ppuDataSet.ppuData
-    lda.z line1+1
-    sta.z ppuDataSet.ppuData+1
-    // [91] (byte) ppuDataSet::val#1 ← (byte) cscroll::ch#0
-    // [92] call ppuDataSet 
-    // [95] phi from cscroll::@7 to ppuDataSet [phi:cscroll::@7->ppuDataSet]
-  ppuDataSet_from___b7:
-    // [95] phi (byte) ppuDataSet::val#2 = (byte) ppuDataSet::val#1 [phi:cscroll::@7->ppuDataSet#0] -- register_copy 
-    // [95] phi (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataSet::ppuData#1 [phi:cscroll::@7->ppuDataSet#1] -- register_copy 
-    jsr ppuDataSet
-    jmp __b8
-    // cscroll::@8
-  __b8:
-    // [93] (byte*) cscroll::line1#1 ← ++ (byte*) cscroll::line1#2 -- pbuz1=_inc_pbuz1 
-    inc.z line1
-    bne !+
+    // [107] (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#2 + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    lda #$20
+    clc
+    adc.z line1
+    sta.z line1
+    bcc !+
     inc.z line1+1
   !:
-    // [94] (byte) cscroll::x#1 ← ++ (byte) cscroll::x#2 -- vbuyy=_inc_vbuyy 
-    iny
-    // [82] phi from cscroll::@8 to cscroll::@3 [phi:cscroll::@8->cscroll::@3]
-  __b3_from___b8:
-    // [82] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#1 [phi:cscroll::@8->cscroll::@3#0] -- register_copy 
-    // [82] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#1 [phi:cscroll::@8->cscroll::@3#1] -- register_copy 
-    // [82] phi (byte) cscroll::x#2 = (byte) cscroll::x#1 [phi:cscroll::@8->cscroll::@3#2] -- register_copy 
-    jmp __b3
+    // [108] (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#2 + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    lda #$20
+    clc
+    adc.z line2
+    sta.z line2
+    bcc !+
+    inc.z line2+1
+  !:
+    // [109] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2 -- vbuxx=_inc_vbuxx 
+    inx
+    // [96] phi from cscroll::@5 to cscroll::@1 [phi:cscroll::@5->cscroll::@1]
+  __b1_from___b5:
+    // [96] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#1 [phi:cscroll::@5->cscroll::@1#0] -- register_copy 
+    // [96] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#1 [phi:cscroll::@5->cscroll::@1#1] -- register_copy 
+    // [96] phi (byte) cscroll::y#2 = (byte) cscroll::y#1 [phi:cscroll::@5->cscroll::@1#2] -- register_copy 
+    jmp __b1
 }
-  // ppuDataSet
-// Set one byte in PPU memory
+  // ppuDataTransfer
+// Transfer a number of bytes from the CPU memory to the PPU memory
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
 // - ppuData : Pointer in the PPU memory
-// - val : The value to set
-// ppuDataSet(byte* zp(5) ppuData, byte register(X) val)
-ppuDataSet: {
+// - size : The number of bytes to transfer
+// ppuDataTransfer(void* zp(5) ppuData, void* zp(7) cpuData, word zp(9) size)
+ppuDataTransfer: {
     .label ppuDataPrepare1_ppuData = 5
+    .label cpuSrc = 7
+    .label i = $b
     .label ppuData = 5
+    .label cpuData = 7
+    .label size = 9
     jmp ppuDataPrepare1
-    // ppuDataSet::ppuDataPrepare1
+    // ppuDataTransfer::ppuDataPrepare1
   ppuDataPrepare1:
-    // [96] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 -- vbuaa=_hi_pvoz1 
+    // [111] (byte~) ppuDataTransfer::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 -- vbuaa=_hi_pvoz1 
     lda.z ppuDataPrepare1_ppuData+1
-    // [97] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
+    // [112] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [98] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 -- vbuaa=_lo_pvoz1 
+    // [113] (byte~) ppuDataTransfer::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 -- vbuaa=_lo_pvoz1 
     lda.z ppuDataPrepare1_ppuData
-    // [99] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
+    // [114] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    jmp __b3
+    // ppuDataTransfer::@3
+  __b3:
+    // [115] (byte*) ppuDataTransfer::cpuSrc#6 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2
+    // [116] phi from ppuDataTransfer::@3 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1]
+  __b1_from___b3:
+    // [116] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#6 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#0] -- register_copy 
+    // [116] phi (word) ppuDataTransfer::i#2 = (word) 0 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta.z i
+    lda #>0
+    sta.z i+1
+    jmp __b1
+    // ppuDataTransfer::@1
+  __b1:
+    // [117] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#3) goto ppuDataTransfer::@2 -- vwuz1_lt_vwuz2_then_la1 
+    lda.z i+1
+    cmp.z size+1
+    bcc __b2
+    bne !+
+    lda.z i
+    cmp.z size
+    bcc __b2
+  !:
+    jmp __breturn
+    // ppuDataTransfer::@return
+  __breturn:
+    // [118] return 
+    rts
+    // ppuDataTransfer::@2
+  __b2:
+    // [119] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) -- vbuaa=_deref_pbuz1 
+    ldy #0
+    lda (cpuSrc),y
     jmp ppuDataPut1
-    // ppuDataSet::ppuDataPut1
+    // ppuDataTransfer::ppuDataPut1
   ppuDataPut1:
-    // [100] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#2 -- _deref_pbuc1=vbuxx 
-    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
-    jmp __breturn
-    // ppuDataSet::@return
-  __breturn:
-    // [101] return 
-    rts
+    // [120] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0 -- _deref_pbuc1=vbuaa 
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    jmp __b4
+    // ppuDataTransfer::@4
+  __b4:
+    // [121] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2 -- pbuz1=_inc_pbuz1 
+    inc.z cpuSrc
+    bne !+
+    inc.z cpuSrc+1
+  !:
+    // [122] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2 -- vwuz1=_inc_vwuz1 
+    inc.z i
+    bne !+
+    inc.z i+1
+  !:
+    // [116] phi from ppuDataTransfer::@4 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1]
+  __b1_from___b4:
+    // [116] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1#0] -- register_copy 
+    // [116] phi (word) ppuDataTransfer::i#2 = (word) ppuDataTransfer::i#1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1#1] -- register_copy 
+    jmp __b1
 }
-  // ppuDataGet
-// Get one byte from PPU memory
+  // ppuDataFetch
+// Transfer a number of bytes from the PPU memory to the CPU memory
 // - ppuData : Pointer in the PPU memory
-// ppuDataGet(void* zp($11) ppuData)
-ppuDataGet: {
-    .label ppuData = $11
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
+// - size : The number of bytes to transfer
+// ppuDataFetch(void* zp($19) ppuData)
+ppuDataFetch: {
+    .const size = $20
+    .label cpuData = scroll_buffer
+    // Fetch from PPU to CPU
+    .label cpuDst = 7
+    .label i = 5
+    .label ppuData = $19
     jmp ppuDataPrepare1
-    // ppuDataGet::ppuDataPrepare1
+    // ppuDataFetch::ppuDataPrepare1
   ppuDataPrepare1:
-    // [103] (byte~) ppuDataGet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataGet::ppuData#0 -- vbuaa=_hi_pvoz1 
+    // [124] (byte~) ppuDataFetch::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFetch::ppuData#0 -- vbuaa=_hi_pvoz1 
     lda.z ppuData+1
-    // [104] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
+    // [125] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [105] (byte~) ppuDataGet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataGet::ppuData#0 -- vbuaa=_lo_pvoz1 
+    // [126] (byte~) ppuDataFetch::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFetch::ppuData#0 -- vbuaa=_lo_pvoz1 
     lda.z ppuData
-    // [106] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
+    // [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    jmp ppuDataRead1
-    // ppuDataGet::ppuDataRead1
-  ppuDataRead1:
-    // [107] (byte) ppuDataGet::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) -- vbuaa=_deref_pbuc1 
-    lda PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    jmp __b2
+    // ppuDataFetch::@2
+  __b2:
+    // asm { ldaPPU_PPUDATA  }
+    // Perform a dummy-read to discard the current value in the data read buffer and update it with the first byte from the PPU address
+    lda PPU_PPUDATA
+    // [129] phi from ppuDataFetch::@2 to ppuDataFetch::@1 [phi:ppuDataFetch::@2->ppuDataFetch::@1]
+  __b1_from___b2:
+    // [129] phi (byte*) ppuDataFetch::cpuDst#2 = (byte*)(const nomodify void*) ppuDataFetch::cpuData#0 [phi:ppuDataFetch::@2->ppuDataFetch::@1#0] -- pbuz1=pbuc1 
+    lda #<cpuData
+    sta.z cpuDst
+    lda #>cpuData
+    sta.z cpuDst+1
+    // [129] phi (word) ppuDataFetch::i#2 = (word) 0 [phi:ppuDataFetch::@2->ppuDataFetch::@1#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta.z i
+    lda #>0
+    sta.z i+1
+    jmp __b1
+    // ppuDataFetch::@1
+  __b1:
+    // [130] if((word) ppuDataFetch::i#2<(const word) ppuDataFetch::size#0) goto ppuDataFetch::ppuDataRead1 -- vwuz1_lt_vwuc1_then_la1 
+    lda.z i+1
+    cmp #>size
+    bcc ppuDataRead1
+    bne !+
+    lda.z i
+    cmp #<size
+    bcc ppuDataRead1
+  !:
     jmp __breturn
-    // ppuDataGet::@return
+    // ppuDataFetch::@return
   __breturn:
-    // [108] return 
+    // [131] return 
     rts
+    // ppuDataFetch::ppuDataRead1
+  ppuDataRead1:
+    // [132] (byte) ppuDataFetch::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) -- vbuaa=_deref_pbuc1 
+    lda PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    jmp __b3
+    // ppuDataFetch::@3
+  __b3:
+    // [133] *((byte*) ppuDataFetch::cpuDst#2) ← (byte) ppuDataFetch::ppuDataRead1_return#0 -- _deref_pbuz1=vbuaa 
+    ldy #0
+    sta (cpuDst),y
+    // [134] (byte*) ppuDataFetch::cpuDst#1 ← ++ (byte*) ppuDataFetch::cpuDst#2 -- pbuz1=_inc_pbuz1 
+    inc.z cpuDst
+    bne !+
+    inc.z cpuDst+1
+  !:
+    // [135] (word) ppuDataFetch::i#1 ← ++ (word) ppuDataFetch::i#2 -- vwuz1=_inc_vwuz1 
+    inc.z i
+    bne !+
+    inc.z i+1
+  !:
+    // [129] phi from ppuDataFetch::@3 to ppuDataFetch::@1 [phi:ppuDataFetch::@3->ppuDataFetch::@1]
+  __b1_from___b3:
+    // [129] phi (byte*) ppuDataFetch::cpuDst#2 = (byte*) ppuDataFetch::cpuDst#1 [phi:ppuDataFetch::@3->ppuDataFetch::@1#0] -- register_copy 
+    // [129] phi (word) ppuDataFetch::i#2 = (word) ppuDataFetch::i#1 [phi:ppuDataFetch::@3->ppuDataFetch::@1#1] -- register_copy 
+    jmp __b1
 }
   // ppuDataFill
 // Fill a number of bytes in the PPU memory
 // - ppuData : Pointer in the PPU memory
 // - size : The number of bytes to transfer
-// ppuDataFill(byte register(X) val, word zp($11) size)
+// ppuDataFill(byte register(X) val, word zp($b) size)
 ppuDataFill: {
-    .label ppuDataPrepare1_ppuData = 5
-    .label i = 9
-    .label size = $11
+    .label ppuDataPrepare1_ppuData = 9
+    .label i = $19
+    .label size = $b
     jmp ppuDataPrepare1
     // ppuDataFill::ppuDataPrepare1
   ppuDataPrepare1:
-    // [110] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuaa=_hi_pvoz1 
+    // [137] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuaa=_hi_pvoz1 
     lda.z ppuDataPrepare1_ppuData+1
-    // [111] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
+    // [138] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [112] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuaa=_lo_pvoz1 
+    // [139] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuaa=_lo_pvoz1 
     lda.z ppuDataPrepare1_ppuData
-    // [113] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
+    // [140] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [114] phi from ppuDataFill::ppuDataPrepare1 to ppuDataFill::@1 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1]
+    // [141] phi from ppuDataFill::ppuDataPrepare1 to ppuDataFill::@1 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1]
   __b1_from_ppuDataPrepare1:
-    // [114] phi (word) ppuDataFill::i#2 = (word) 0 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1#0] -- vwuz1=vwuc1 
+    // [141] phi (word) ppuDataFill::i#2 = (word) 0 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1#0] -- vwuz1=vwuc1 
     lda #<0
     sta.z i
     lda #>0
@@ -4688,7 +7078,7 @@ ppuDataFill: {
   // Transfer to PPU
     // ppuDataFill::@1
   __b1:
-    // [115] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 -- vwuz1_lt_vwuz2_then_la1 
+    // [142] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 -- vwuz1_lt_vwuz2_then_la1 
     lda.z i+1
     cmp.z size+1
     bcc ppuDataPut1
@@ -4700,39 +7090,387 @@ ppuDataFill: {
     jmp __breturn
     // ppuDataFill::@return
   __breturn:
-    // [116] return 
+    // [143] return 
     rts
     // ppuDataFill::ppuDataPut1
   ppuDataPut1:
-    // [117] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10 -- _deref_pbuc1=vbuxx 
+    // [144] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10 -- _deref_pbuc1=vbuxx 
     stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
     jmp __b2
     // ppuDataFill::@2
   __b2:
-    // [118] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2 -- vwuz1=_inc_vwuz1 
+    // [145] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2 -- vwuz1=_inc_vwuz1 
     inc.z i
     bne !+
     inc.z i+1
   !:
-    // [114] phi from ppuDataFill::@2 to ppuDataFill::@1 [phi:ppuDataFill::@2->ppuDataFill::@1]
+    // [141] phi from ppuDataFill::@2 to ppuDataFill::@1 [phi:ppuDataFill::@2->ppuDataFill::@1]
   __b1_from___b2:
-    // [114] phi (word) ppuDataFill::i#2 = (word) ppuDataFill::i#1 [phi:ppuDataFill::@2->ppuDataFill::@1#0] -- register_copy 
+    // [141] phi (word) ppuDataFill::i#2 = (word) ppuDataFill::i#1 [phi:ppuDataFill::@2->ppuDataFill::@1#0] -- register_copy 
+    jmp __b1
+}
+  // ppuDataSet
+// Set one byte in PPU memory
+// - ppuData : Pointer in the PPU memory
+// - val : The value to set
+// ppuDataSet(byte* zp($17) ppuData, byte register(A) val)
+ppuDataSet: {
+    .label ppuData = $17
+    jmp ppuDataPrepare1
+    // ppuDataSet::ppuDataPrepare1
+  ppuDataPrepare1:
+    // [147] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (void*)(nomodify byte*) ppuDataSet::ppuData#0 -- vbuxx=_hi_pvoz1 
+    ldx.z ppuData+1
+    // [148] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuxx 
+    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    // [149] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (void*)(nomodify byte*) ppuDataSet::ppuData#0 -- vbuxx=_lo_pvoz1 
+    ldx.z ppuData
+    // [150] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuxx 
+    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    jmp ppuDataPut1
+    // ppuDataSet::ppuDataPut1
+  ppuDataPut1:
+    // [151] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#0 -- _deref_pbuc1=vbuaa 
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    jmp __breturn
+    // ppuDataSet::@return
+  __breturn:
+    // [152] return 
+    rts
+}
+  // gotoxy
+// Set the cursor to the specified position
+// gotoxy(byte register(X) x, byte register(A) y)
+gotoxy: {
+    .label __5 = $13
+    .label __6 = $13
+    .label line_offset = $13
+    // [154] if((byte) gotoxy::y#4<(byte) $1e+(byte) 1) goto gotoxy::@3 -- vbuaa_lt_vbuc1_then_la1 
+    cmp #$1e+1
+    bcc __b3_from_gotoxy
+    // [156] phi from gotoxy to gotoxy::@1 [phi:gotoxy->gotoxy::@1]
+  __b1_from_gotoxy:
+    // [156] phi (byte) gotoxy::y#5 = (byte) 0 [phi:gotoxy->gotoxy::@1#0] -- vbuaa=vbuc1 
+    lda #0
+    jmp __b1
+    // [155] phi from gotoxy to gotoxy::@3 [phi:gotoxy->gotoxy::@3]
+  __b3_from_gotoxy:
+    jmp __b3
+    // gotoxy::@3
+  __b3:
+    // [156] phi from gotoxy::@3 to gotoxy::@1 [phi:gotoxy::@3->gotoxy::@1]
+  __b1_from___b3:
+    // [156] phi (byte) gotoxy::y#5 = (byte) gotoxy::y#4 [phi:gotoxy::@3->gotoxy::@1#0] -- register_copy 
+    jmp __b1
+    // gotoxy::@1
+  __b1:
+    // [157] if((byte) gotoxy::x#4<(byte) $20) goto gotoxy::@4 -- vbuxx_lt_vbuc1_then_la1 
+    cpx #$20
+    bcc __b4_from___b1
+    // [159] phi from gotoxy::@1 to gotoxy::@2 [phi:gotoxy::@1->gotoxy::@2]
+  __b2_from___b1:
+    // [159] phi (byte) gotoxy::x#5 = (byte) 0 [phi:gotoxy::@1->gotoxy::@2#0] -- vbuxx=vbuc1 
+    ldx #0
+    jmp __b2
+    // [158] phi from gotoxy::@1 to gotoxy::@4 [phi:gotoxy::@1->gotoxy::@4]
+  __b4_from___b1:
+    jmp __b4
+    // gotoxy::@4
+  __b4:
+    // [159] phi from gotoxy::@4 to gotoxy::@2 [phi:gotoxy::@4->gotoxy::@2]
+  __b2_from___b4:
+    // [159] phi (byte) gotoxy::x#5 = (byte) gotoxy::x#4 [phi:gotoxy::@4->gotoxy::@2#0] -- register_copy 
+    jmp __b2
+    // gotoxy::@2
+  __b2:
+    // [160] (byte) conio_cursor_x ← (byte) gotoxy::x#5 -- vbuz1=vbuxx 
+    stx.z conio_cursor_x
+    // [161] (byte) conio_cursor_y ← (byte) gotoxy::y#5 -- vbuz1=vbuaa 
+    sta.z conio_cursor_y
+    // [162] (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#5 -- vwuz1=_word_vbuaa 
+    sta.z __6
+    lda #0
+    sta.z __6+1
+    // [163] (word) gotoxy::line_offset#0 ← (word~) gotoxy::$6 << (byte) 5 -- vwuz1=vwuz1_rol_5 
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    // [164] (byte*~) gotoxy::$5 ← (const nomodify byte*) PPU_NAME_TABLE_0 + (word) gotoxy::line_offset#0 -- pbuz1=pbuc1_plus_vwuz1 
+    clc
+    lda.z __5
+    adc #<PPU_NAME_TABLE_0
+    sta.z __5
+    lda.z __5+1
+    adc #>PPU_NAME_TABLE_0
+    sta.z __5+1
+    // [165] (byte*) conio_line_text ← (byte*~) gotoxy::$5
+    jmp __breturn
+    // gotoxy::@return
+  __breturn:
+    // [166] return 
+    rts
+}
+  // cputsxy
+// Move cursor and output a NUL-terminated string
+// Same as "gotoxy (x, y); puts (s);"
+// cputsxy(byte register(X) x, byte register(A) y)
+cputsxy: {
+    // [167] (byte) gotoxy::x#3 ← (byte) cputsxy::x#0
+    // [168] (byte) gotoxy::y#3 ← (byte) cputsxy::y#0
+    // [169] call gotoxy 
+    // [153] phi from cputsxy to gotoxy [phi:cputsxy->gotoxy]
+  gotoxy_from_cputsxy:
+    // [153] phi (byte) gotoxy::x#4 = (byte) gotoxy::x#3 [phi:cputsxy->gotoxy#0] -- register_copy 
+    // [153] phi (byte) gotoxy::y#4 = (byte) gotoxy::y#3 [phi:cputsxy->gotoxy#1] -- register_copy 
+    jsr gotoxy
+    // [170] phi from cputsxy to cputsxy::@1 [phi:cputsxy->cputsxy::@1]
+  __b1_from_cputsxy:
+    jmp __b1
+    // cputsxy::@1
+  __b1:
+    // [171] call cputs 
+    // [173] phi from cputsxy::@1 to cputs [phi:cputsxy::@1->cputs]
+  cputs_from___b1:
+    jsr cputs
+    jmp __breturn
+    // cputsxy::@return
+  __breturn:
+    // [172] return 
+    rts
+}
+  // cputs
+// Output a NUL-terminated string at the current cursor position
+// cputs(byte* zp($d) s)
+cputs: {
+    .label s = $d
+    // [174] phi from cputs to cputs::@1 [phi:cputs->cputs::@1]
+  __b1_from_cputs:
+    // [174] phi (to_nomodify byte*) cputs::s#2 = (const byte*) num_buffer [phi:cputs->cputs::@1#0] -- pbuz1=pbuc1 
+    lda #<num_buffer
+    sta.z s
+    lda #>num_buffer
+    sta.z s+1
+    jmp __b1
+    // cputs::@1
+  __b1:
+    // [175] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) -- vbuaa=_deref_pbuz1 
+    ldy #0
+    lda (s),y
+    // [176] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2 -- pbuz1=_inc_pbuz1 
+    inc.z s
+    bne !+
+    inc.z s+1
+  !:
+    // [177] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2 -- vbuc1_neq_vbuaa_then_la1 
+    cmp #0
+    bne __b2
+    jmp __breturn
+    // cputs::@return
+  __breturn:
+    // [178] return 
+    rts
+    // cputs::@2
+  __b2:
+    // [179] (byte) cputc::c#0 ← (byte) cputs::c#1 -- vbuxx=vbuaa 
+    tax
+    // [180] call cputc 
+    // [78] phi from cputs::@2 to cputc [phi:cputs::@2->cputc]
+  cputc_from___b2:
+    // [78] phi (byte) cputc::c#2 = (byte) cputc::c#0 [phi:cputs::@2->cputc#0] -- register_copy 
+    jsr cputc
+    // [174] phi from cputs::@2 to cputs::@1 [phi:cputs::@2->cputs::@1]
+  __b1_from___b2:
+    // [174] phi (to_nomodify byte*) cputs::s#2 = (to_nomodify byte*) cputs::s#0 [phi:cputs::@2->cputs::@1#0] -- register_copy 
+    jmp __b1
+}
+  // uctoa
+// Converts unsigned number value to a string representing it in RADIX format.
+// If the leading digits are zero they are not included in the string.
+// - value : The number to be converted to RADIX
+// - buffer : receives the string representing the number and zero-termination.
+// - radix : The radix to convert the number to (from the enum RADIX)
+// uctoa(byte register(X) value, byte* zp($f) buffer)
+uctoa: {
+    .const max_digits = 2
+    .label digit_value = $1b
+    .label buffer = $f
+    .label digit = $11
+    .label started = $12
+    // [182] phi from uctoa to uctoa::@1 [phi:uctoa->uctoa::@1]
+  __b1_from_uctoa:
+    // [182] phi (byte*) uctoa::buffer#11 = (const byte*) num_buffer [phi:uctoa->uctoa::@1#0] -- pbuz1=pbuc1 
+    lda #<num_buffer
+    sta.z buffer
+    lda #>num_buffer
+    sta.z buffer+1
+    // [182] phi (byte) uctoa::started#2 = (byte) 0 [phi:uctoa->uctoa::@1#1] -- vbuz1=vbuc1 
+    lda #0
+    sta.z started
+    // [182] phi (byte) uctoa::value#2 = (byte) uctoa::value#1 [phi:uctoa->uctoa::@1#2] -- register_copy 
+    // [182] phi (byte) uctoa::digit#2 = (byte) 0 [phi:uctoa->uctoa::@1#3] -- vbuz1=vbuc1 
+    lda #0
+    sta.z digit
+    jmp __b1
+    // uctoa::@1
+  __b1:
+    // [183] if((byte) uctoa::digit#2<(const byte) uctoa::max_digits#2-(byte) 1) goto uctoa::@2 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z digit
+    cmp #max_digits-1
+    bcc __b2
+    jmp __b3
+    // uctoa::@3
+  __b3:
+    // [184] *((byte*) uctoa::buffer#11) ← *((const byte*) DIGITS + (byte) uctoa::value#2) -- _deref_pbuz1=pbuc1_derefidx_vbuxx 
+    lda DIGITS,x
+    ldy #0
+    sta (buffer),y
+    // [185] (byte*) uctoa::buffer#3 ← ++ (byte*) uctoa::buffer#11 -- pbuz1=_inc_pbuz1 
+    inc.z buffer
+    bne !+
+    inc.z buffer+1
+  !:
+    // [186] *((byte*) uctoa::buffer#3) ← (byte) 0 -- _deref_pbuz1=vbuc1 
+    lda #0
+    ldy #0
+    sta (buffer),y
+    jmp __breturn
+    // uctoa::@return
+  __breturn:
+    // [187] return 
+    rts
+    // uctoa::@2
+  __b2:
+    // [188] (byte) uctoa::digit_value#0 ← *((const byte*) RADIX_HEXADECIMAL_VALUES_CHAR + (byte) uctoa::digit#2) -- vbuz1=pbuc1_derefidx_vbuz2 
+    ldy.z digit
+    lda RADIX_HEXADECIMAL_VALUES_CHAR,y
+    sta.z digit_value
+    // [189] if((byte) 0!=(byte) uctoa::started#2) goto uctoa::@5 -- vbuc1_neq_vbuz1_then_la1 
+    lda #0
+    cmp.z started
+    bne __b5
+    jmp __b7
+    // uctoa::@7
+  __b7:
+    // [190] if((byte) uctoa::value#2>=(byte) uctoa::digit_value#0) goto uctoa::@5 -- vbuxx_ge_vbuz1_then_la1 
+    cpx.z digit_value
+    bcs __b5
+    // [191] phi from uctoa::@7 to uctoa::@4 [phi:uctoa::@7->uctoa::@4]
+  __b4_from___b7:
+    // [191] phi (byte*) uctoa::buffer#14 = (byte*) uctoa::buffer#11 [phi:uctoa::@7->uctoa::@4#0] -- register_copy 
+    // [191] phi (byte) uctoa::started#4 = (byte) uctoa::started#2 [phi:uctoa::@7->uctoa::@4#1] -- register_copy 
+    // [191] phi (byte) uctoa::value#6 = (byte) uctoa::value#2 [phi:uctoa::@7->uctoa::@4#2] -- register_copy 
+    jmp __b4
+    // uctoa::@4
+  __b4:
+    // [192] (byte) uctoa::digit#1 ← ++ (byte) uctoa::digit#2 -- vbuz1=_inc_vbuz1 
+    inc.z digit
+    // [182] phi from uctoa::@4 to uctoa::@1 [phi:uctoa::@4->uctoa::@1]
+  __b1_from___b4:
+    // [182] phi (byte*) uctoa::buffer#11 = (byte*) uctoa::buffer#14 [phi:uctoa::@4->uctoa::@1#0] -- register_copy 
+    // [182] phi (byte) uctoa::started#2 = (byte) uctoa::started#4 [phi:uctoa::@4->uctoa::@1#1] -- register_copy 
+    // [182] phi (byte) uctoa::value#2 = (byte) uctoa::value#6 [phi:uctoa::@4->uctoa::@1#2] -- register_copy 
+    // [182] phi (byte) uctoa::digit#2 = (byte) uctoa::digit#1 [phi:uctoa::@4->uctoa::@1#3] -- register_copy 
+    jmp __b1
+    // uctoa::@5
+  __b5:
+    // [193] (byte*) uctoa_append::buffer#0 ← (byte*) uctoa::buffer#11
+    // [194] (byte) uctoa_append::value#0 ← (byte) uctoa::value#2
+    // [195] (byte) uctoa_append::sub#0 ← (byte) uctoa::digit_value#0
+    // [196] call uctoa_append 
+    // [200] phi from uctoa::@5 to uctoa_append [phi:uctoa::@5->uctoa_append]
+  uctoa_append_from___b5:
+    jsr uctoa_append
+    // [197] (byte) uctoa_append::return#0 ← (byte) uctoa_append::value#2
+    jmp __b6
+    // uctoa::@6
+  __b6:
+    // [198] (byte) uctoa::value#0 ← (byte) uctoa_append::return#0
+    // [199] (byte*) uctoa::buffer#4 ← ++ (byte*) uctoa::buffer#11 -- pbuz1=_inc_pbuz1 
+    inc.z buffer
+    bne !+
+    inc.z buffer+1
+  !:
+    // [191] phi from uctoa::@6 to uctoa::@4 [phi:uctoa::@6->uctoa::@4]
+  __b4_from___b6:
+    // [191] phi (byte*) uctoa::buffer#14 = (byte*) uctoa::buffer#4 [phi:uctoa::@6->uctoa::@4#0] -- register_copy 
+    // [191] phi (byte) uctoa::started#4 = (byte) 1 [phi:uctoa::@6->uctoa::@4#1] -- vbuz1=vbuc1 
+    lda #1
+    sta.z started
+    // [191] phi (byte) uctoa::value#6 = (byte) uctoa::value#0 [phi:uctoa::@6->uctoa::@4#2] -- register_copy 
+    jmp __b4
+}
+  // uctoa_append
+// Used to convert a single digit of an unsigned number value to a string representation
+// Counts a single digit up from '0' as long as the value is larger than sub.
+// Each time the digit is increased sub is subtracted from value.
+// - buffer : pointer to the char that receives the digit
+// - value : The value where the digit will be derived from
+// - sub : the value of a '1' in the digit. Subtracted continually while the digit is increased.
+//        (For decimal the subs used are 10000, 1000, 100, 10, 1)
+// returns : the value reduced by sub * digit so that it is less than sub.
+// uctoa_append(byte* zp($f) buffer, byte register(X) value, byte zp($1b) sub)
+uctoa_append: {
+    .label buffer = $f
+    .label sub = $1b
+    // [201] phi from uctoa_append to uctoa_append::@1 [phi:uctoa_append->uctoa_append::@1]
+  __b1_from_uctoa_append:
+    // [201] phi (byte) uctoa_append::digit#2 = (byte) 0 [phi:uctoa_append->uctoa_append::@1#0] -- vbuyy=vbuc1 
+    ldy #0
+    // [201] phi (byte) uctoa_append::value#2 = (byte) uctoa_append::value#0 [phi:uctoa_append->uctoa_append::@1#1] -- register_copy 
+    jmp __b1
+    // uctoa_append::@1
+  __b1:
+    // [202] if((byte) uctoa_append::value#2>=(byte) uctoa_append::sub#0) goto uctoa_append::@2 -- vbuxx_ge_vbuz1_then_la1 
+    cpx.z sub
+    bcs __b2
+    jmp __b3
+    // uctoa_append::@3
+  __b3:
+    // [203] *((byte*) uctoa_append::buffer#0) ← *((const byte*) DIGITS + (byte) uctoa_append::digit#2) -- _deref_pbuz1=pbuc1_derefidx_vbuyy 
+    lda DIGITS,y
+    ldy #0
+    sta (buffer),y
+    jmp __breturn
+    // uctoa_append::@return
+  __breturn:
+    // [204] return 
+    rts
+    // uctoa_append::@2
+  __b2:
+    // [205] (byte) uctoa_append::digit#1 ← ++ (byte) uctoa_append::digit#2 -- vbuyy=_inc_vbuyy 
+    iny
+    // [206] (byte) uctoa_append::value#1 ← (byte) uctoa_append::value#2 - (byte) uctoa_append::sub#0 -- vbuxx=vbuxx_minus_vbuz1 
+    txa
+    sec
+    sbc.z sub
+    tax
+    // [201] phi from uctoa_append::@2 to uctoa_append::@1 [phi:uctoa_append::@2->uctoa_append::@1]
+  __b1_from___b2:
+    // [201] phi (byte) uctoa_append::digit#2 = (byte) uctoa_append::digit#1 [phi:uctoa_append::@2->uctoa_append::@1#0] -- register_copy 
+    // [201] phi (byte) uctoa_append::value#2 = (byte) uctoa_append::value#1 [phi:uctoa_append::@2->uctoa_append::@1#1] -- register_copy 
     jmp __b1
 }
   // clrscr
 // clears the screen and moves the cursor to the upper left-hand corner of the screen.
 clrscr: {
-    // [120] call ppuDataFill 
-    // [109] phi from clrscr to ppuDataFill [phi:clrscr->ppuDataFill]
+    // [208] call ppuDataFill 
+    // [136] phi from clrscr to ppuDataFill [phi:clrscr->ppuDataFill]
   ppuDataFill_from_clrscr:
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:clrscr->ppuDataFill#0] -- vbuxx=vbuc1 
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:clrscr->ppuDataFill#0] -- vbuxx=vbuc1 
     ldx #' '
-    // [109] phi (word) ppuDataFill::size#5 = (word) $3c0 [phi:clrscr->ppuDataFill#1] -- vwuz1=vwuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (word) $3c0 [phi:clrscr->ppuDataFill#1] -- vwuz1=vwuc1 
     lda #<$3c0
     sta.z ppuDataFill.size
     lda #>$3c0
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0 [phi:clrscr->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0 [phi:clrscr->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_NAME_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_NAME_TABLE_0
@@ -4741,13 +7479,13 @@ clrscr: {
     jmp __b1
     // clrscr::@1
   __b1:
-    // [121] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
+    // [209] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z conio_cursor_x
-    // [122] (byte) conio_cursor_y ← (byte) 0 -- vbuz1=vbuc1 
+    // [210] (byte) conio_cursor_y ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z conio_cursor_y
-    // [123] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 -- pbuz1=pbuc1 
+    // [211] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0
     sta.z conio_line_text
     lda #>PPU_NAME_TABLE_0
@@ -4755,87 +7493,8 @@ clrscr: {
     jmp __breturn
     // clrscr::@return
   __breturn:
-    // [124] return 
+    // [212] return 
     rts
-}
-  // ppuDataTransfer
-// Transfer a number of bytes from the CPU memory to the PPU memory
-// - cpuData : Pointer to the CPU memory (RAM of ROM)
-// - ppuData : Pointer in the PPU memory
-// - size : The number of bytes to transfer
-ppuDataTransfer: {
-    .const size = $20*SIZEOF_BYTE
-    .label ppuData = PPU_PALETTE
-    .label cpuData = PALETTE
-    // Transfer to PPU
-    .label cpuSrc = 9
-    .label i = 7
-    jmp ppuDataPrepare1
-    // ppuDataTransfer::ppuDataPrepare1
-  ppuDataPrepare1:
-    // [126] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← >(const nomodify void*) ppuDataTransfer::ppuData#0 -- _deref_pbuc1=vbuc2 
-    lda #>ppuData
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte) 0 -- _deref_pbuc1=vbuc2 
-    lda #0
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [128] phi from ppuDataTransfer::ppuDataPrepare1 to ppuDataTransfer::@1 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1]
-  __b1_from_ppuDataPrepare1:
-    // [128] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*)(const nomodify void*) ppuDataTransfer::cpuData#0 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1#0] -- pbuz1=pbuc1 
-    lda #<cpuData
-    sta.z cpuSrc
-    lda #>cpuData
-    sta.z cpuSrc+1
-    // [128] phi (word) ppuDataTransfer::i#2 = (word) 0 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1#1] -- vwuz1=vwuc1 
-    lda #<0
-    sta.z i
-    lda #>0
-    sta.z i+1
-    jmp __b1
-    // ppuDataTransfer::@1
-  __b1:
-    // [129] if((word) ppuDataTransfer::i#2<(const word) ppuDataTransfer::size#0) goto ppuDataTransfer::@2 -- vwuz1_lt_vwuc1_then_la1 
-    lda.z i+1
-    cmp #>size
-    bcc __b2
-    bne !+
-    lda.z i
-    cmp #<size
-    bcc __b2
-  !:
-    jmp __breturn
-    // ppuDataTransfer::@return
-  __breturn:
-    // [130] return 
-    rts
-    // ppuDataTransfer::@2
-  __b2:
-    // [131] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) -- vbuaa=_deref_pbuz1 
-    ldy #0
-    lda (cpuSrc),y
-    jmp ppuDataPut1
-    // ppuDataTransfer::ppuDataPut1
-  ppuDataPut1:
-    // [132] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0 -- _deref_pbuc1=vbuaa 
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
-    jmp __b3
-    // ppuDataTransfer::@3
-  __b3:
-    // [133] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2 -- pbuz1=_inc_pbuz1 
-    inc.z cpuSrc
-    bne !+
-    inc.z cpuSrc+1
-  !:
-    // [134] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2 -- vwuz1=_inc_vwuz1 
-    inc.z i
-    bne !+
-    inc.z i+1
-  !:
-    // [128] phi from ppuDataTransfer::@3 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1]
-  __b1_from___b3:
-    // [128] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#0] -- register_copy 
-    // [128] phi (word) ppuDataTransfer::i#2 = (word) ppuDataTransfer::i#1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#1] -- register_copy 
-    jmp __b1
 }
   // vblank
 // NMI Called when the PPU refreshes the screen (also known as the V-Blank period)
@@ -4846,100 +7505,100 @@ vblank: {
     pha
     tya
     pha
-    // [136] call readJoy1 
+    // [214] call readJoy1 
     jsr readJoy1
-    // [137] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2
+    // [215] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2
     jmp __b11
     // vblank::@11
   __b11:
-    // [138] (byte) vblank::joy#0 ← (byte) readJoy1::return#2 -- vbuxx=vbuaa 
+    // [216] (byte) vblank::joy#0 ← (byte) readJoy1::return#2 -- vbuxx=vbuaa 
     tax
-    // [139] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN -- vbuaa=vbuxx_band_vbuc1 
+    // [217] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN -- vbuaa=vbuxx_band_vbuc1 
     txa
     and #JOY_DOWN
-    // [140] if((byte) 0==(byte~) vblank::$1) goto vblank::@1 -- vbuc1_eq_vbuaa_then_la1 
+    // [218] if((byte) 0==(byte~) vblank::$1) goto vblank::@1 -- vbuc1_eq_vbuaa_then_la1 
     cmp #0
     beq __b1
     jmp __b5
     // vblank::@5
   __b5:
-    // [141] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll -- vbuz1=_inc_vbuz1 
+    // [219] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll -- vbuz1=_inc_vbuz1 
     inc.z y_scroll
-    // [142] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [220] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #$f0
     cmp.z y_scroll
     bne __b1
     jmp __b6
     // vblank::@6
   __b6:
-    // [143] (volatile byte) y_scroll ← (byte) 0 -- vbuz1=vbuc1 
+    // [221] (volatile byte) y_scroll ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z y_scroll
     jmp __b1
     // vblank::@1
   __b1:
-    // [144] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP -- vbuaa=vbuxx_band_vbuc1 
+    // [222] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP -- vbuaa=vbuxx_band_vbuc1 
     txa
     and #JOY_UP
-    // [145] if((byte) 0==(byte~) vblank::$3) goto vblank::@2 -- vbuc1_eq_vbuaa_then_la1 
+    // [223] if((byte) 0==(byte~) vblank::$3) goto vblank::@2 -- vbuc1_eq_vbuaa_then_la1 
     cmp #0
     beq __b2
     jmp __b7
     // vblank::@7
   __b7:
-    // [146] (volatile byte) y_scroll ← -- (volatile byte) y_scroll -- vbuz1=_dec_vbuz1 
+    // [224] (volatile byte) y_scroll ← -- (volatile byte) y_scroll -- vbuz1=_dec_vbuz1 
     dec.z y_scroll
-    // [147] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 -- vbuz1_neq_vbuc1_then_la1 
+    // [225] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 -- vbuz1_neq_vbuc1_then_la1 
     lda #$ff
     cmp.z y_scroll
     bne __b2
     jmp __b8
     // vblank::@8
   __b8:
-    // [148] (volatile byte) y_scroll ← (byte) $ef -- vbuz1=vbuc1 
+    // [226] (volatile byte) y_scroll ← (byte) $ef -- vbuz1=vbuc1 
     lda #$ef
     sta.z y_scroll
     jmp __b2
     // vblank::@2
   __b2:
-    // [149] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT -- vbuaa=vbuxx_band_vbuc1 
+    // [227] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT -- vbuaa=vbuxx_band_vbuc1 
     txa
     and #JOY_LEFT
-    // [150] if((byte) 0==(byte~) vblank::$5) goto vblank::@3 -- vbuc1_eq_vbuaa_then_la1 
+    // [228] if((byte) 0==(byte~) vblank::$5) goto vblank::@3 -- vbuc1_eq_vbuaa_then_la1 
     cmp #0
     beq __b3
     jmp __b9
     // vblank::@9
   __b9:
-    // [151] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll -- vbuz1=_inc_vbuz1 
+    // [229] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll -- vbuz1=_inc_vbuz1 
     inc.z x_scroll
     jmp __b3
     // vblank::@3
   __b3:
-    // [152] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT -- vbuaa=vbuxx_band_vbuc1 
+    // [230] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT -- vbuaa=vbuxx_band_vbuc1 
     txa
     and #JOY_RIGHT
-    // [153] if((byte) 0==(byte~) vblank::$7) goto vblank::@4 -- vbuc1_eq_vbuaa_then_la1 
+    // [231] if((byte) 0==(byte~) vblank::$7) goto vblank::@4 -- vbuc1_eq_vbuaa_then_la1 
     cmp #0
     beq __b4
     jmp __b10
     // vblank::@10
   __b10:
-    // [154] (volatile byte) x_scroll ← -- (volatile byte) x_scroll -- vbuz1=_dec_vbuz1 
+    // [232] (volatile byte) x_scroll ← -- (volatile byte) x_scroll -- vbuz1=_dec_vbuz1 
     dec.z x_scroll
     jmp __b4
     // vblank::@4
   __b4:
-    // [155] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll -- _deref_pbuc1=vbuz1 
+    // [233] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll -- _deref_pbuc1=vbuz1 
     lda.z x_scroll
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
-    // [156] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll -- _deref_pbuc1=vbuz1 
+    // [234] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll -- _deref_pbuc1=vbuz1 
     lda.z y_scroll
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
     jmp __breturn
     // vblank::@return
   __breturn:
-    // [157] return  - exit interrupt(HARDWARE_STACK)
+    // [235] return  - exit interrupt(HARDWARE_STACK)
     pla
     tay
     pla
@@ -4959,50 +7618,58 @@ vblank: {
 // - bit 6: B
 // - bit 7: A
 readJoy1: {
-    .label __1 = $13
-    // [158] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 -- _deref_pbuc1=vbuc2 
+    .label __1 = $1c
+    // [236] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 -- _deref_pbuc1=vbuc2 
     // Latch the controller buttons
     lda #1
     sta APU+OFFSET_STRUCT_RICOH_2A03_JOY1
-    // [159] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 -- _deref_pbuc1=vbuc2 
+    // [237] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 -- _deref_pbuc1=vbuc2 
     lda #0
     sta APU+OFFSET_STRUCT_RICOH_2A03_JOY1
-    // [160] phi from readJoy1 to readJoy1::@1 [phi:readJoy1->readJoy1::@1]
+    // [238] phi from readJoy1 to readJoy1::@1 [phi:readJoy1->readJoy1::@1]
   __b1_from_readJoy1:
-    // [160] phi (byte) readJoy1::joy#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#0] -- vbuaa=vbuc1 
+    // [238] phi (byte) readJoy1::joy#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#0] -- vbuaa=vbuc1 
     lda #0
-    // [160] phi (byte) readJoy1::i#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#1] -- vbuxx=vbuc1 
+    // [238] phi (byte) readJoy1::i#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#1] -- vbuxx=vbuc1 
     ldx #0
     jmp __b1
     // readJoy1::@1
   __b1:
-    // [161] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2 -- vbuxx_lt_vbuc1_then_la1 
+    // [239] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2 -- vbuxx_lt_vbuc1_then_la1 
     cpx #8
     bcc __b2
     jmp __breturn
     // readJoy1::@return
   __breturn:
-    // [162] return 
+    // [240] return 
     rts
     // readJoy1::@2
   __b2:
-    // [163] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 -- vbuz1=vbuaa_rol_1 
+    // [241] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 -- vbuz1=vbuaa_rol_1 
     asl
     sta.z __1
-    // [164] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 -- vbuaa=_deref_pbuc1_band_vbuc2 
+    // [242] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 -- vbuaa=_deref_pbuc1_band_vbuc2 
     lda #1
     and APU+OFFSET_STRUCT_RICOH_2A03_JOY1
-    // [165] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2 -- vbuaa=vbuz1_bor_vbuaa 
+    // [243] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2 -- vbuaa=vbuz1_bor_vbuaa 
     ora.z __1
-    // [166] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2 -- vbuxx=_inc_vbuxx 
+    // [244] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [160] phi from readJoy1::@2 to readJoy1::@1 [phi:readJoy1::@2->readJoy1::@1]
+    // [238] phi from readJoy1::@2 to readJoy1::@1 [phi:readJoy1::@2->readJoy1::@1]
   __b1_from___b2:
-    // [160] phi (byte) readJoy1::joy#2 = (byte) readJoy1::joy#1 [phi:readJoy1::@2->readJoy1::@1#0] -- register_copy 
-    // [160] phi (byte) readJoy1::i#2 = (byte) readJoy1::i#1 [phi:readJoy1::@2->readJoy1::@1#1] -- register_copy 
+    // [238] phi (byte) readJoy1::joy#2 = (byte) readJoy1::joy#1 [phi:readJoy1::@2->readJoy1::@1#0] -- register_copy 
+    // [238] phi (byte) readJoy1::i#2 = (byte) readJoy1::i#1 [phi:readJoy1::@2->readJoy1::@1#1] -- register_copy 
     jmp __b1
 }
   // File Data
+.segment Data
+  // The digits used for numbers
+  DIGITS: .text "0123456789abcdef"
+  // Values of hexadecimal digits
+  RADIX_HEXADECIMAL_VALUES_CHAR: .byte $10
+.segment GameRam
+  num_buffer: .fill $b, 0
+  scroll_buffer: .fill $20, 0
 .segment Data
   // Color Palette
   PALETTE: .byte 1, $21, $f, $30, 1, $21, $f, $30, 1, $21, $f, $30, 1, $21, $f, $30, 1, $f, $30, 8, 1, $f, $18, 8, 1, $30, $37, $1a, $f, $f, $f, $f
@@ -5034,14 +7701,27 @@ Removing instruction jmp initNES1___b1
 Removing instruction jmp initNES1_waitForVBlank2
 Removing instruction jmp initNES1_waitForVBlank2___b1
 Removing instruction jmp initNES1___b7
-Removing instruction jmp __b2
-Removing instruction jmp __b3
-Removing instruction jmp __b4
-Removing instruction jmp __b5
 Removing instruction jmp __b6
+Removing instruction jmp __b12
+Removing instruction jmp __b13
+Removing instruction jmp __b14
+Removing instruction jmp screensizex1
 Removing instruction jmp __b7
+Removing instruction jmp screensizey2
+Removing instruction jmp __b9
+Removing instruction jmp screensizey3
+Removing instruction jmp __b11
+Removing instruction jmp __b4
 Removing instruction jmp enableVideoOutput1
-Removing instruction jmp __b1
+Removing instruction jmp __b5
+Removing instruction jmp __b17
+Removing instruction jmp __b18
+Removing instruction jmp screensizex2
+Removing instruction jmp __b10
+Removing instruction jmp __b16
+Removing instruction jmp screensizey1
+Removing instruction jmp __b8
+Removing instruction jmp __b15
 Removing instruction jmp __b1
 Removing instruction jmp __breturn
 Removing instruction jmp __b2
@@ -5051,30 +7731,49 @@ Removing instruction jmp __breturn
 Removing instruction jmp __b1
 Removing instruction jmp __breturn
 Removing instruction jmp __b1
-Removing instruction jmp __b2
+Removing instruction jmp __b3
 Removing instruction jmp __b6
 Removing instruction jmp __breturn
-Removing instruction jmp __b3
+Removing instruction jmp __b4
 Removing instruction jmp __b5
-Removing instruction jmp __b7
-Removing instruction jmp __b8
 Removing instruction jmp ppuDataPrepare1
+Removing instruction jmp __b3
+Removing instruction jmp __b1
+Removing instruction jmp __breturn
 Removing instruction jmp ppuDataPut1
-Removing instruction jmp __breturn
+Removing instruction jmp __b4
 Removing instruction jmp ppuDataPrepare1
-Removing instruction jmp ppuDataRead1
+Removing instruction jmp __b2
+Removing instruction jmp __b1
 Removing instruction jmp __breturn
+Removing instruction jmp __b3
 Removing instruction jmp ppuDataPrepare1
 Removing instruction jmp __b1
 Removing instruction jmp __breturn
 Removing instruction jmp __b2
-Removing instruction jmp __b1
-Removing instruction jmp __breturn
 Removing instruction jmp ppuDataPrepare1
+Removing instruction jmp ppuDataPut1
+Removing instruction jmp __breturn
+Removing instruction jmp __b3
+Removing instruction jmp __b1
+Removing instruction jmp __b4
+Removing instruction jmp __b2
+Removing instruction jmp __breturn
 Removing instruction jmp __b1
 Removing instruction jmp __breturn
-Removing instruction jmp ppuDataPut1
+Removing instruction jmp __b1
+Removing instruction jmp __breturn
+Removing instruction jmp __b1
 Removing instruction jmp __b3
+Removing instruction jmp __breturn
+Removing instruction jmp __b7
+Removing instruction jmp __b4
+Removing instruction jmp __b6
+Removing instruction jmp __b1
+Removing instruction jmp __b3
+Removing instruction jmp __breturn
+Removing instruction jmp __b1
+Removing instruction jmp __breturn
 Removing instruction jmp __b11
 Removing instruction jmp __b5
 Removing instruction jmp __b6
@@ -5101,15 +7800,24 @@ Removing instruction lda #0
 Removing instruction lda #0
 Removing instruction lda #0
 Removing instruction lda #0
+Replacing instruction lda.z i with TXA
+Removing instruction lda #>0
+Removing instruction lda #>0
 Removing instruction lda #>0
 Removing instruction lda #0
-Removing instruction lda #>0
+Replacing instruction ldy #0 with TAY
+Removing instruction lda #0
 Replacing instruction ldx #0 with TAX
 Succesful ASM optimization Pass5UnnecesaryLoadElimination
 Replacing label initNES1_waitForVBlank1___b1 with initNES1_waitForVBlank1
 Replacing label initNES1___b1_from_initNES1___b1 with initNES1___b1
 Replacing label initNES1_waitForVBlank2___b1 with initNES1_waitForVBlank2
+Replacing label screensizey3 with __b11
+Replacing label screensizey2 with __b9
+Replacing label screensizex1 with __b7
 Replacing label __b1_from_cputc with __b1
+Replacing label __b3_from_gotoxy with __b1
+Replacing label __b4_from___b1 with __b2
 Removing instruction __b1:
 Removing instruction __b3_from___b2:
 Removing instruction main_from___b3:
@@ -5119,17 +7827,33 @@ Removing instruction initNES1_waitForVBlank1___b1:
 Removing instruction initNES1___b1_from_initNES1___b1:
 Removing instruction initNES1_waitForVBlank2_from_initNES1___b1:
 Removing instruction initNES1_waitForVBlank2___b1:
-Removing instruction __b2_from_initNES1___b7:
-Removing instruction __b3_from___b2:
-Removing instruction __b4_from___b3:
-Removing instruction ppuDataFill_from___b4:
-Removing instruction __b5_from___b4:
-Removing instruction __b6_from___b5:
-Removing instruction cputs_from___b6:
-Removing instruction __b1_from_enableVideoOutput1:
+Removing instruction __b6_from_initNES1___b7:
+Removing instruction __b12_from___b6:
+Removing instruction __b13_from___b12:
+Removing instruction ppuDataFill_from___b13:
+Removing instruction __b14_from___b13:
+Removing instruction screensizex1:
+Removing instruction screensizey2:
+Removing instruction screensizey3:
+Removing instruction __b5_from_enableVideoOutput1:
+Removing instruction screensizex2_from___b2:
+Removing instruction screensizex2:
+Removing instruction screensizey1_from___b1:
+Removing instruction screensizey1:
 Removing instruction __b3_from___b4:
 Removing instruction __b1_from_cputc:
-Removing instruction __b2_from___b1:
+Removing instruction __b3_from___b1:
+Removing instruction __b1_from___b3:
+Removing instruction __b3_from_gotoxy:
+Removing instruction __b3:
+Removing instruction __b1_from___b3:
+Removing instruction __b4_from___b1:
+Removing instruction __b4:
+Removing instruction __b2_from___b4:
+Removing instruction __b1_from_cputsxy:
+Removing instruction cputs_from___b1:
+Removing instruction __b4_from___b7:
+Removing instruction uctoa_append_from___b5:
 Succesful ASM optimization Pass5RedundantLabelElimination
 Removing instruction __b2:
 Removing instruction __b3:
@@ -5140,56 +7864,95 @@ Removing instruction initNES1_disableAudioOutput1:
 Removing instruction initNES1_clearVBlankFlag1:
 Removing instruction initNES1___b1_from_initNES1_waitForVBlank1___b1:
 Removing instruction initNES1___b7:
-Removing instruction __b2:
-Removing instruction ppuDataTransfer_from___b2:
-Removing instruction __b3:
-Removing instruction ppuDataFill_from___b3:
-Removing instruction __b4:
-Removing instruction __b5:
-Removing instruction clrscr_from___b5:
 Removing instruction __b6:
-Removing instruction __b7:
+Removing instruction ppuDataTransfer_from___b6:
+Removing instruction __b12:
+Removing instruction ppuDataFill_from___b12:
+Removing instruction __b13:
+Removing instruction __b14:
+Removing instruction clrscr_from___b14:
+Removing instruction screensizex1_from___b14:
+Removing instruction screensizey2_from___b7:
+Removing instruction screensizey3_from___b9:
+Removing instruction __b4:
 Removing instruction enableVideoOutput1:
+Removing instruction __b5:
+Removing instruction uctoa_from___b3:
+Removing instruction __b17:
+Removing instruction __b18:
+Removing instruction screensizey3_from___b18:
+Removing instruction cputcxy_from___b2:
+Removing instruction __b10:
+Removing instruction cputcxy_from___b10:
+Removing instruction __b16:
+Removing instruction screensizey2_from___b16:
+Removing instruction cputcxy_from___b1:
+Removing instruction __b8:
+Removing instruction cputcxy_from___b8:
+Removing instruction __b15:
+Removing instruction screensizex1_from___b15:
+Removing instruction gotoxy_from_cputcxy:
 Removing instruction __b1:
-Removing instruction __b1_from_cputs:
+Removing instruction cputc_from___b1:
 Removing instruction __breturn:
-Removing instruction __b1_from___b2:
 Removing instruction __b2:
 Removing instruction ppuDataSet_from___b2:
 Removing instruction __b4:
 Removing instruction __b3:
 Removing instruction __breturn:
 Removing instruction __b1_from_cscroll:
-Removing instruction __b2:
-Removing instruction ppuDataFill_from___b2:
+Removing instruction __b3:
+Removing instruction ppuDataFill_from___b3:
 Removing instruction __b6:
+Removing instruction ppuDataFetch_from___b2:
+Removing instruction __b4:
+Removing instruction ppuDataTransfer_from___b4:
 Removing instruction __b5:
 Removing instruction __b1_from___b5:
-Removing instruction ppuDataGet_from___b4:
-Removing instruction __b7:
-Removing instruction ppuDataSet_from___b7:
-Removing instruction __b8:
-Removing instruction __b3_from___b8:
 Removing instruction ppuDataPrepare1:
+Removing instruction __b3:
+Removing instruction __breturn:
 Removing instruction ppuDataPut1:
-Removing instruction __breturn:
+Removing instruction __b4:
+Removing instruction __b1_from___b4:
 Removing instruction ppuDataPrepare1:
-Removing instruction ppuDataRead1:
+Removing instruction __b2:
+Removing instruction __b1_from___b2:
 Removing instruction __breturn:
+Removing instruction __b3:
+Removing instruction __b1_from___b3:
 Removing instruction ppuDataPrepare1:
 Removing instruction __b1_from_ppuDataPrepare1:
 Removing instruction __breturn:
 Removing instruction __b2:
 Removing instruction __b1_from___b2:
+Removing instruction ppuDataPrepare1:
+Removing instruction ppuDataPut1:
+Removing instruction __breturn:
+Removing instruction __b1_from_gotoxy:
+Removing instruction __b2_from___b1:
+Removing instruction __breturn:
+Removing instruction gotoxy_from_cputsxy:
+Removing instruction __b1:
+Removing instruction __breturn:
+Removing instruction __b1_from_cputs:
+Removing instruction __breturn:
+Removing instruction cputc_from___b2:
+Removing instruction __b1_from___b2:
+Removing instruction __b1_from_uctoa:
+Removing instruction __b3:
+Removing instruction __breturn:
+Removing instruction __b7:
+Removing instruction __b1_from___b4:
+Removing instruction __b6:
+Removing instruction __b4_from___b6:
+Removing instruction __b1_from_uctoa_append:
+Removing instruction __b3:
+Removing instruction __breturn:
+Removing instruction __b1_from___b2:
 Removing instruction ppuDataFill_from_clrscr:
 Removing instruction __b1:
 Removing instruction __breturn:
-Removing instruction ppuDataPrepare1:
-Removing instruction __b1_from_ppuDataPrepare1:
-Removing instruction __breturn:
-Removing instruction ppuDataPut1:
-Removing instruction __b3:
-Removing instruction __b1_from___b3:
 Removing instruction __b11:
 Removing instruction __b5:
 Removing instruction __b6:
@@ -5204,12 +7967,13 @@ Removing instruction __b1_from___b2:
 Succesful ASM optimization Pass5UnusedLabelElimination
 Replacing jump to rts with rts in jmp __breturn
 Succesful ASM optimization Pass5DoubleJumpElimination
-Relabelling long label __b1_from___b1 to __b1
-Relabelling long label __b3_from___b1 to __b2
+Relabelling long label __b5_from___b5 to __b4
 Succesful ASM optimization Pass5RelabelLongLabels
 Adding RTS to root block 
 Succesful ASM optimization Pass5AddMainRts
 Removing instruction jmp initNES1___b1
+Removing instruction jmp __b1
+Removing instruction jmp __b2
 Succesful ASM optimization Pass5NextJumpElimination
 Removing instruction lda #0
 Succesful ASM optimization Pass5UnnecesaryLoadElimination
@@ -5221,6 +7985,7 @@ FINAL SYMBOL TABLE
 (label) @begin
 (label) @end
 (const struct RICOH_2A03*) APU = (struct RICOH_2A03*) 16384
+(const byte*) DIGITS[]  = (byte*) "0123456789abcdef"z
 (const nomodify byte*) FR_COUNTER = (byte*) 16407
 (const nomodify byte) JOY_DOWN = (byte) 4
 (const nomodify byte) JOY_LEFT = (byte) 2
@@ -5240,7 +8005,13 @@ FINAL SYMBOL TABLE
 (const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 = (byte*) 10176
 (const nomodify byte*) PPU_NAME_TABLE_0 = (byte*) 8192
 (const nomodify byte*) PPU_PALETTE = (byte*) 16128
-(const to_volatile byte*) PPU_PPUSTATUS = (byte*) 8194
+(const nomodify to_volatile byte*) PPU_PPUDATA = (byte*) 8199
+(const nomodify to_volatile byte*) PPU_PPUSTATUS = (byte*) 8194
+(const byte) RADIX::BINARY = (number) 2
+(const byte) RADIX::DECIMAL = (number) $a
+(const byte) RADIX::HEXADECIMAL = (number) $10
+(const byte) RADIX::OCTAL = (number) 8
+(const byte*) RADIX_HEXADECIMAL_VALUES_CHAR[]  = { (byte) $10 }
 (byte) RICOH_2A03::DMC_FREQ
 (byte) RICOH_2A03::DMC_LEN
 (byte) RICOH_2A03::DMC_RAW
@@ -5290,9 +8061,9 @@ FINAL SYMBOL TABLE
 (void()) clrscr()
 (label) clrscr::@1
 (label) clrscr::@return
-(byte) conio_cursor_x loadstore zp[1]:11 5189.185185185185
-(byte) conio_cursor_y loadstore zp[1]:12 64002.159999999996
-(byte*) conio_line_text loadstore zp[2]:13 45104.24489795918
+(byte) conio_cursor_x loadstore zp[1]:17 4375315.90625
+(byte) conio_cursor_y loadstore zp[1]:18 6.5306328755102046E7
+(byte*) conio_line_text loadstore zp[2]:19 4.9111335755555555E7
 (void()) cputc((byte) cputc::c)
 (label) cputc::@1
 (label) cputc::@2
@@ -5300,7 +8071,22 @@ FINAL SYMBOL TABLE
 (label) cputc::@4
 (label) cputc::@return
 (byte) cputc::c
-(byte) cputc::c#0 reg byte x 7001.0
+(byte) cputc::c#0 reg byte x 2000002.0
+(byte) cputc::c#1 reg byte x 2002.0
+(byte) cputc::c#2 reg byte x 7000334.666666666
+(void()) cputcxy((byte) cputcxy::x , (byte) cputcxy::y , (byte) cputcxy::c)
+(label) cputcxy::@1
+(label) cputcxy::@return
+(byte) cputcxy::c
+(byte) cputcxy::c#4 reg byte y 250.25
+(byte) cputcxy::x
+(byte) cputcxy::x#0 reg byte x 202.0
+(byte) cputcxy::x#1 reg byte x 202.0
+(byte) cputcxy::x#4 reg byte x 1203.0
+(byte) cputcxy::y
+(byte) cputcxy::y#2 reg byte a 202.0
+(byte) cputcxy::y#3 reg byte a 202.0
+(byte) cputcxy::y#4 reg byte a 601.5
 (void()) cputln()
 (label) cputln::@return
 (void()) cputs((to_nomodify byte*) cputs::s)
@@ -5308,10 +8094,18 @@ FINAL SYMBOL TABLE
 (label) cputs::@2
 (label) cputs::@return
 (byte) cputs::c
-(byte) cputs::c#1 reg byte a 1001.0
+(byte) cputs::c#1 reg byte a 1000001.0
 (to_nomodify byte*) cputs::s
-(to_nomodify byte*) cputs::s#0 s zp[2]:7 500.5
-(to_nomodify byte*) cputs::s#2 s zp[2]:7 1501.5
+(to_nomodify byte*) cputs::s#0 s zp[2]:13 500000.5
+(to_nomodify byte*) cputs::s#2 s zp[2]:13 1500001.5
+(void()) cputsxy((byte) cputsxy::x , (byte) cputsxy::y , (to_nomodify byte*) cputsxy::s)
+(label) cputsxy::@1
+(label) cputsxy::@return
+(to_nomodify byte*) cputsxy::s
+(byte) cputsxy::x
+(byte) cputsxy::x#0 reg byte x 551.0
+(byte) cputsxy::y
+(byte) cputsxy::y#0 reg byte a 551.0
 (void()) cscroll()
 (label) cscroll::@1
 (label) cscroll::@2
@@ -5319,34 +8113,59 @@ FINAL SYMBOL TABLE
 (label) cscroll::@4
 (label) cscroll::@5
 (label) cscroll::@6
-(label) cscroll::@7
-(label) cscroll::@8
 (label) cscroll::@return
-(byte) cscroll::ch
-(byte) cscroll::ch#0 reg byte x 6.666666673333334E8
 (byte*) cscroll::line1
-(byte*) cscroll::line1#1 line1 zp[2]:3 1.000000001E9
-(byte*) cscroll::line1#2 line1 zp[2]:3 2.0000000036363637E8
-(byte*) cscroll::line1#6 line1 zp[2]:3 1.00000001E8
+(byte*) cscroll::line1#1 line1 zp[2]:23 6.666666666673334E11
+(byte*) cscroll::line1#2 line1 zp[2]:23 3.333333333336667E11
 (byte*) cscroll::line2
-(byte*) cscroll::line2#1 line2 zp[2]:9 3.333333336666667E8
-(byte*) cscroll::line2#2 line2 zp[2]:9 3.1428571485714287E8
-(byte*) cscroll::line2#6 line2 zp[2]:9 1.00000001E8
-(byte) cscroll::x
-(byte) cscroll::x#1 reg byte y 2.000000002E9
-(byte) cscroll::x#2 reg byte y 2.72727273E8
+(byte*) cscroll::line2#1 line2 zp[2]:15 1.000000000001E12
+(byte*) cscroll::line2#2 line2 zp[2]:15 2.857142857145714E11
 (byte) cscroll::y
-(byte) cscroll::y#1 y zp[1]:2 2.00000002E8
-(byte) cscroll::y#2 y zp[1]:2 2.142857164285714E7
+(byte) cscroll::y#1 reg byte x 2.000000000002E12
+(byte) cscroll::y#2 reg byte x 3.75000000000375E11
+(void()) gotoxy((byte) gotoxy::x , (byte) gotoxy::y)
+(byte*~) gotoxy::$5 zp[2]:19 20002.0
+(word~) gotoxy::$6 zp[2]:19 20002.0
+(label) gotoxy::@1
+(label) gotoxy::@2
+(label) gotoxy::@3
+(label) gotoxy::@4
+(label) gotoxy::@return
+(word) gotoxy::line_offset
+(word) gotoxy::line_offset#0 line_offset zp[2]:19 20002.0
+(byte) gotoxy::x
+(byte) gotoxy::x#2 reg byte x 1001.0
+(byte) gotoxy::x#3 reg byte x 1001.0
+(byte) gotoxy::x#4 reg byte x 3667.333333333333
+(byte) gotoxy::x#5 reg byte x 20002.0
+(byte) gotoxy::y
+(byte) gotoxy::y#2 reg byte a 2002.0
+(byte) gotoxy::y#3 reg byte a 2002.0
+(byte) gotoxy::y#4 reg byte a 7334.666666666666
+(byte) gotoxy::y#5 reg byte a 3333.6666666666665
 (void()) main()
 (label) main::@1
+(label) main::@10
+(label) main::@11
+(label) main::@12
+(label) main::@13
+(label) main::@14
+(label) main::@15
+(label) main::@16
+(label) main::@17
+(label) main::@18
 (label) main::@2
 (label) main::@3
 (label) main::@4
 (label) main::@5
 (label) main::@6
 (label) main::@7
+(label) main::@8
+(label) main::@9
 (label) main::enableVideoOutput1
+(byte) main::i
+(byte) main::i#1 i zp[1]:4 202.0
+(byte) main::i#2 i zp[1]:4 86.57142857142857
 (label) main::initNES1
 (label) main::initNES1_@1
 (label) main::initNES1_@7
@@ -5362,84 +8181,122 @@ FINAL SYMBOL TABLE
 (label) main::initNES1_waitForVBlank2
 (byte~) main::initNES1_waitForVBlank2_$0 reg byte a 202.0
 (label) main::initNES1_waitForVBlank2_@1
-(const byte*) main::s[(byte) $25]  = (byte*) "hello world!
-i am nes
- look at me 
-
-"
+(label) main::screensizex1
+(byte) main::screensizex1_return
+(const byte) main::screensizex1_return#0 screensizex1_return = (byte) $20
+(label) main::screensizex2
+(byte) main::screensizex2_return
+(const byte) main::screensizex2_return#0 screensizex2_return = (byte) $20
+(label) main::screensizey1
+(byte) main::screensizey1_return
+(const byte) main::screensizey1_return#0 screensizey1_return = (byte) $1e
+(label) main::screensizey2
+(byte) main::screensizey2_return
+(const byte) main::screensizey2_return#0 screensizey2_return = (byte) $1e
+(label) main::screensizey3
+(byte) main::screensizey3_return
+(const byte) main::screensizey3_return#0 screensizey3_return = (byte) $1e
+(byte) main::x
+(byte) main::x#1 x zp[1]:2 202.0
+(byte) main::x#10 x zp[1]:2 72.14285714285714
+(byte) main::y
+(byte) main::y#1 y zp[1]:3 202.0
+(byte) main::y#10 y zp[1]:3 72.14285714285714
+(const byte*) num_buffer[(number) $b]  = { fill( $b, 0) }
+(void()) ppuDataFetch((nomodify void*) ppuDataFetch::cpuData , (nomodify void*) ppuDataFetch::ppuData , (word) ppuDataFetch::size)
+(label) ppuDataFetch::@1
+(label) ppuDataFetch::@2
+(label) ppuDataFetch::@3
+(label) ppuDataFetch::@return
+(nomodify void*) ppuDataFetch::cpuData
+(const nomodify void*) ppuDataFetch::cpuData#0 cpuData = (void*)(const byte*) scroll_buffer
+(byte*) ppuDataFetch::cpuDst
+(byte*) ppuDataFetch::cpuDst#1 cpuDst zp[2]:7 1.0E17
+(byte*) ppuDataFetch::cpuDst#2 cpuDst zp[2]:7 7.5E16
+(word) ppuDataFetch::i
+(word) ppuDataFetch::i#1 i zp[2]:5 2.0E17
+(word) ppuDataFetch::i#2 i zp[2]:5 6.0E16
+(nomodify void*) ppuDataFetch::ppuData
+(nomodify void*) ppuDataFetch::ppuData#0 ppuData zp[2]:25 5.25000000000075E12
+(label) ppuDataFetch::ppuDataPrepare1
+(byte~) ppuDataFetch::ppuDataPrepare1_$0 reg byte a 2.0000000000002E13
+(byte~) ppuDataFetch::ppuDataPrepare1_$1 reg byte a 2.0000000000002E13
+(nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData
+(label) ppuDataFetch::ppuDataRead1
+(byte) ppuDataFetch::ppuDataRead1_return
+(byte) ppuDataFetch::ppuDataRead1_return#0 reg byte a 2.0E17
+(word) ppuDataFetch::size
+(const word) ppuDataFetch::size#0 size = (byte) $20
 (void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
 (label) ppuDataFill::@1
 (label) ppuDataFill::@2
 (label) ppuDataFill::@return
 (word) ppuDataFill::i
-(word) ppuDataFill::i#1 i zp[2]:9 2.00000002E8
-(word) ppuDataFill::i#2 i zp[2]:9 1.00000001E8
+(word) ppuDataFill::i#1 i zp[2]:25 2.000000000002E12
+(word) ppuDataFill::i#2 i zp[2]:25 1.000000000001E12
 (nomodify void*) ppuDataFill::ppuData
 (label) ppuDataFill::ppuDataPrepare1
-(byte~) ppuDataFill::ppuDataPrepare1_$0 reg byte a 2.0000002E7
-(byte~) ppuDataFill::ppuDataPrepare1_$1 reg byte a 2.0000002E7
+(byte~) ppuDataFill::ppuDataPrepare1_$0 reg byte a 2.0000000002E10
+(byte~) ppuDataFill::ppuDataPrepare1_$1 reg byte a 2.0000000002E10
 (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData
-(nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataPrepare1_ppuData zp[2]:5 6666667.333333333
+(nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataPrepare1_ppuData zp[2]:9 6.666666667333333E9
 (label) ppuDataFill::ppuDataPut1
 (byte) ppuDataFill::ppuDataPut1_val
 (word) ppuDataFill::size
-(word) ppuDataFill::size#5 size zp[2]:17 1.1111111222222222E7
+(word) ppuDataFill::size#5 size zp[2]:11 1.1111111111122223E11
 (byte) ppuDataFill::val
-(byte) ppuDataFill::val#10 reg byte x 1.1111111222222222E7
-(byte()) ppuDataGet((nomodify void*) ppuDataGet::ppuData)
-(label) ppuDataGet::@return
-(nomodify void*) ppuDataGet::ppuData
-(nomodify void*) ppuDataGet::ppuData#0 ppuData zp[2]:17 5.25000000075E9
-(label) ppuDataGet::ppuDataPrepare1
-(byte~) ppuDataGet::ppuDataPrepare1_$0 reg byte a 2.0000000002E10
-(byte~) ppuDataGet::ppuDataPrepare1_$1 reg byte a 2.0000000002E10
-(nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData
-(label) ppuDataGet::ppuDataRead1
-(byte) ppuDataGet::ppuDataRead1_return
-(byte) ppuDataGet::ppuDataRead1_return#0 reg byte a 3.666666667333333E9
-(byte) ppuDataGet::return
-(byte) ppuDataGet::return#2 reg byte a 2.000000002E9
+(byte) ppuDataFill::val#10 reg byte x 1.1111111111122223E11
 (void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
 (label) ppuDataSet::@return
 (nomodify void*) ppuDataSet::ppuData
-(nomodify byte*) ppuDataSet::ppuData#0 ppuData zp[2]:5 5000.5
-(nomodify void*) ppuDataSet::ppuData#1 ppuData zp[2]:5 1.000000001E9
+(nomodify byte*) ppuDataSet::ppuData#0 ppuData zp[2]:23 2000000.2
 (label) ppuDataSet::ppuDataPrepare1
-(byte~) ppuDataSet::ppuDataPrepare1_$0 reg byte a 2.0000000002E10
-(byte~) ppuDataSet::ppuDataPrepare1_$1 reg byte a 2.0000000002E10
+(byte~) ppuDataSet::ppuDataPrepare1_$0 reg byte x 2.00000002E8
+(byte~) ppuDataSet::ppuDataPrepare1_$1 reg byte x 2.00000002E8
 (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData
-(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataPrepare1_ppuData zp[2]:5 7.000003334666666E9
-(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataPrepare1_ppuData zp[2]:5 20002.0
 (label) ppuDataSet::ppuDataPut1
 (byte) ppuDataSet::ppuDataPut1_val
 (byte) ppuDataSet::val
-(byte) ppuDataSet::val#0 reg byte x 10001.0
-(byte) ppuDataSet::val#1 reg byte x 2.000000002E9
-(byte) ppuDataSet::val#2 reg byte x 2.2000020006E9
+(byte) ppuDataSet::val#0 reg byte a 1.8333333666666668E7
 (void()) ppuDataTransfer((nomodify void*) ppuDataTransfer::ppuData , (nomodify void*) ppuDataTransfer::cpuData , (word) ppuDataTransfer::size)
 (label) ppuDataTransfer::@1
 (label) ppuDataTransfer::@2
 (label) ppuDataTransfer::@3
+(label) ppuDataTransfer::@4
 (label) ppuDataTransfer::@return
 (nomodify void*) ppuDataTransfer::cpuData
-(const nomodify void*) ppuDataTransfer::cpuData#0 cpuData = (void*)(const byte*) PALETTE
+(nomodify void*) ppuDataTransfer::cpuData#2 cpuData zp[2]:7
 (byte*) ppuDataTransfer::cpuSrc
-(byte*) ppuDataTransfer::cpuSrc#1 cpuSrc zp[2]:9 1001.0
-(byte*) ppuDataTransfer::cpuSrc#2 cpuSrc zp[2]:9 750.75
+(byte*) ppuDataTransfer::cpuSrc#1 cpuSrc zp[2]:7 1.000000000000001E15
+(byte*) ppuDataTransfer::cpuSrc#2 cpuSrc zp[2]:7 7.52500000000001E14
+(byte*) ppuDataTransfer::cpuSrc#6 cpuSrc zp[2]:7 2.0000000000002E13
 (word) ppuDataTransfer::i
-(word) ppuDataTransfer::i#1 i zp[2]:7 2002.0
-(word) ppuDataTransfer::i#2 i zp[2]:7 600.5999999999999
+(word) ppuDataTransfer::i#1 i zp[2]:11 2.000000000000002E15
+(word) ppuDataTransfer::i#2 i zp[2]:11 6.000000000000005E14
 (nomodify void*) ppuDataTransfer::ppuData
-(const nomodify void*) ppuDataTransfer::ppuData#0 ppuData = (void*)(const nomodify byte*) PPU_PALETTE
+(nomodify void*) ppuDataTransfer::ppuData#0 ppuData zp[2]:5 2.000000000002E12
 (label) ppuDataTransfer::ppuDataPrepare1
+(byte~) ppuDataTransfer::ppuDataPrepare1_$0 reg byte a 2.0000000000002E13
+(byte~) ppuDataTransfer::ppuDataPrepare1_$1 reg byte a 2.0000000000002E13
 (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData
+(nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataPrepare1_ppuData zp[2]:5 7.000000000001E12
 (label) ppuDataTransfer::ppuDataPut1
 (byte) ppuDataTransfer::ppuDataPut1_val
-(byte) ppuDataTransfer::ppuDataPut1_val#0 reg byte a 2002.0
+(byte) ppuDataTransfer::ppuDataPut1_val#0 reg byte a 2.000000000000002E15
 (word) ppuDataTransfer::size
-(const word) ppuDataTransfer::size#0 size = (byte) $20*(const byte) SIZEOF_BYTE
+(word) ppuDataTransfer::size#3 size zp[2]:9 8.333333333333342E13
+(const byte*) printf_buffer_number::digits[(number) $b]  = { fill( $b, 0) }
+(byte) printf_buffer_number::sign
+(byte) printf_format_number::justify_left
+(byte) printf_format_number::min_length
+(byte) printf_format_number::radix
+(byte) printf_format_number::sign_always
+(byte) printf_format_number::upper_case
+(byte) printf_format_number::zero_padding
+(byte) printf_format_string::justify_left
+(byte) printf_format_string::min_length
 (byte()) readJoy1()
-(byte~) readJoy1::$1 zp[1]:19 101.0
+(byte~) readJoy1::$1 zp[1]:28 101.0
 (byte~) readJoy1::$2 reg byte a 202.0
 (label) readJoy1::@1
 (label) readJoy1::@2
@@ -5452,6 +8309,56 @@ i am nes
 (byte) readJoy1::joy#2 reg byte a 51.0
 (byte) readJoy1::return
 (byte) readJoy1::return#2 reg byte a 4.0
+(const byte*) scroll_buffer[(number) $20]  = { fill( $20, 0) }
+(void()) uctoa((byte) uctoa::value , (byte*) uctoa::buffer , (byte) uctoa::radix)
+(label) uctoa::@1
+(label) uctoa::@2
+(label) uctoa::@3
+(label) uctoa::@4
+(label) uctoa::@5
+(label) uctoa::@6
+(label) uctoa::@7
+(label) uctoa::@return
+(byte*) uctoa::buffer
+(byte*) uctoa::buffer#11 buffer zp[2]:15 33500.49999999999
+(byte*) uctoa::buffer#14 buffer zp[2]:15 150001.5
+(byte*) uctoa::buffer#3 buffer zp[2]:15 2002.0
+(byte*) uctoa::buffer#4 buffer zp[2]:15 200002.0
+(byte) uctoa::digit
+(byte) uctoa::digit#1 digit zp[1]:17 200002.0
+(byte) uctoa::digit#2 digit zp[1]:17 30769.53846153846
+(byte) uctoa::digit_value
+(byte) uctoa::digit_value#0 digit_value zp[1]:27 60000.600000000006
+(byte*) uctoa::digit_values
+(byte) uctoa::max_digits
+(const byte) uctoa::max_digits#2 max_digits = (byte) 2
+(byte) uctoa::radix
+(byte) uctoa::started
+(byte) uctoa::started#2 started zp[1]:18 60000.600000000006
+(byte) uctoa::started#4 started zp[1]:18 100001.0
+(byte) uctoa::value
+(byte) uctoa::value#0 reg byte x 100001.0
+(byte) uctoa::value#1 reg byte x 551.0
+(byte) uctoa::value#2 reg byte x 67000.99999999999
+(byte) uctoa::value#6 reg byte x 150001.5
+(byte()) uctoa_append((byte*) uctoa_append::buffer , (byte) uctoa_append::value , (byte) uctoa_append::sub)
+(label) uctoa_append::@1
+(label) uctoa_append::@2
+(label) uctoa_append::@3
+(label) uctoa_append::@return
+(byte*) uctoa_append::buffer
+(byte*) uctoa_append::buffer#0 buffer zp[2]:15 137500.25
+(byte) uctoa_append::digit
+(byte) uctoa_append::digit#1 reg byte y 1.000000001E9
+(byte) uctoa_append::digit#2 reg byte y 1.0005000015E9
+(byte) uctoa_append::return
+(byte) uctoa_append::return#0 reg byte x 200002.0
+(byte) uctoa_append::sub
+(byte) uctoa_append::sub#0 sub zp[1]:27 3.333500005E8
+(byte) uctoa_append::value
+(byte) uctoa_append::value#0 reg byte x 366667.3333333334
+(byte) uctoa_append::value#1 reg byte x 2.000000002E9
+(byte) uctoa_append::value#2 reg byte x 5.0018333416666675E8
 interrupt(HARDWARE_STACK)(void()) vblank()
 (byte~) vblank::$1 reg byte a 4.0
 (byte~) vblank::$3 reg byte a 4.0
@@ -5471,52 +8378,69 @@ interrupt(HARDWARE_STACK)(void()) vblank()
 (label) vblank::@return
 (byte) vblank::joy
 (byte) vblank::joy#0 reg byte x 0.7142857142857142
-(volatile byte) x_scroll loadstore zp[1]:15 1.1500000000000001
-(volatile byte) y_scroll loadstore zp[1]:16 1.4761904761904767
+(volatile byte) x_scroll loadstore zp[1]:21 1.1500000000000001
+(volatile byte) y_scroll loadstore zp[1]:22 1.4761904761904767
 
 reg byte x [ main::initNES1_i#2 main::initNES1_i#1 ]
-zp[1]:2 [ cscroll::y#2 cscroll::y#1 ]
-zp[2]:3 [ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ]
-reg byte y [ cscroll::x#2 cscroll::x#1 ]
-reg byte x [ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ]
-zp[2]:5 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ppuDataSet::ppuData#0 ]
+zp[1]:2 [ main::x#10 main::x#1 ]
+zp[1]:3 [ main::y#10 main::y#1 ]
+zp[1]:4 [ main::i#2 main::i#1 ]
+reg byte x [ cputcxy::x#4 cputcxy::x#0 cputcxy::x#1 ]
+reg byte a [ cputcxy::y#4 cputcxy::y#3 cputcxy::y#2 ]
+reg byte y [ cputcxy::c#4 ]
+reg byte x [ cputc::c#2 cputc::c#1 cputc::c#0 ]
+reg byte x [ cscroll::y#2 cscroll::y#1 ]
+zp[2]:5 [ ppuDataFetch::i#2 ppuDataFetch::i#1 ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ]
+zp[2]:7 [ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ppuDataTransfer::cpuData#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ]
+zp[2]:9 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataTransfer::size#3 ]
+zp[2]:11 [ ppuDataFill::size#5 ppuDataTransfer::i#2 ppuDataTransfer::i#1 ]
 reg byte x [ ppuDataFill::val#10 ]
-zp[2]:7 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 cputs::s#2 cputs::s#0 ]
-zp[2]:9 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ppuDataFill::i#2 ppuDataFill::i#1 ]
+reg byte a [ gotoxy::y#5 gotoxy::y#4 gotoxy::y#2 gotoxy::y#3 ]
+reg byte x [ gotoxy::x#5 gotoxy::x#4 gotoxy::x#2 gotoxy::x#3 ]
+zp[2]:13 [ cputs::s#2 cputs::s#0 ]
+reg byte x [ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ]
+zp[2]:15 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 uctoa::buffer#3 uctoa_append::buffer#0 cscroll::line2#2 cscroll::line2#1 ]
+reg byte x [ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ]
+reg byte y [ uctoa_append::digit#2 uctoa_append::digit#1 ]
 reg byte x [ readJoy1::i#2 readJoy1::i#1 ]
 reg byte a [ readJoy1::joy#2 readJoy1::joy#1 ]
-zp[1]:11 [ conio_cursor_x ]
-zp[1]:12 [ conio_cursor_y ]
-zp[2]:13 [ conio_line_text ]
-zp[1]:15 [ x_scroll ]
-zp[1]:16 [ y_scroll ]
+zp[1]:17 [ conio_cursor_x uctoa::digit#2 uctoa::digit#1 ]
+zp[1]:18 [ conio_cursor_y uctoa::started#2 uctoa::started#4 ]
+zp[2]:19 [ conio_line_text gotoxy::$5 gotoxy::$6 gotoxy::line_offset#0 ]
+zp[1]:21 [ x_scroll ]
+zp[1]:22 [ y_scroll ]
 reg byte a [ main::initNES1_waitForVBlank1_$0 ]
 reg byte a [ main::initNES1_waitForVBlank2_$0 ]
-reg byte a [ cputs::c#1 ]
-reg byte x [ cputc::c#0 ]
-zp[2]:17 [ ppuDataGet::ppuData#0 ppuDataFill::size#5 ]
-reg byte a [ ppuDataGet::return#2 ]
-reg byte x [ cscroll::ch#0 ]
-reg byte a [ ppuDataSet::ppuDataPrepare1_$0 ]
-reg byte a [ ppuDataSet::ppuDataPrepare1_$1 ]
-reg byte a [ ppuDataGet::ppuDataPrepare1_$0 ]
-reg byte a [ ppuDataGet::ppuDataPrepare1_$1 ]
-reg byte a [ ppuDataGet::ppuDataRead1_return#0 ]
+reg byte x [ cputsxy::x#0 ]
+reg byte a [ cputsxy::y#0 ]
+zp[2]:23 [ ppuDataSet::ppuData#0 cscroll::line1#2 cscroll::line1#1 ]
+reg byte a [ ppuDataSet::val#0 ]
+zp[2]:25 [ ppuDataFetch::ppuData#0 ppuDataFill::i#2 ppuDataFill::i#1 ]
+reg byte a [ ppuDataTransfer::ppuDataPrepare1_$0 ]
+reg byte a [ ppuDataTransfer::ppuDataPrepare1_$1 ]
+reg byte a [ ppuDataTransfer::ppuDataPut1_val#0 ]
+reg byte a [ ppuDataFetch::ppuDataPrepare1_$0 ]
+reg byte a [ ppuDataFetch::ppuDataPrepare1_$1 ]
+reg byte a [ ppuDataFetch::ppuDataRead1_return#0 ]
 reg byte a [ ppuDataFill::ppuDataPrepare1_$0 ]
 reg byte a [ ppuDataFill::ppuDataPrepare1_$1 ]
-reg byte a [ ppuDataTransfer::ppuDataPut1_val#0 ]
+reg byte x [ ppuDataSet::ppuDataPrepare1_$0 ]
+reg byte x [ ppuDataSet::ppuDataPrepare1_$1 ]
+reg byte a [ cputs::c#1 ]
+zp[1]:27 [ uctoa::digit_value#0 uctoa_append::sub#0 ]
+reg byte x [ uctoa_append::return#0 ]
 reg byte a [ readJoy1::return#2 ]
 reg byte x [ vblank::joy#0 ]
 reg byte a [ vblank::$1 ]
 reg byte a [ vblank::$3 ]
 reg byte a [ vblank::$5 ]
 reg byte a [ vblank::$7 ]
-zp[1]:19 [ readJoy1::$1 ]
+zp[1]:28 [ readJoy1::$1 ]
 reg byte a [ readJoy1::$2 ]
 
 
 FINAL ASSEMBLER
-Score: 69985
+Score: 893079
 
   // File Comments
 // NES conio printing
@@ -5585,6 +8509,10 @@ Score: 69985
   // $3000-$3eff	$0f00	Mirrors of $2000-$2eff
   // $3f00-$3f1f	$0020	Palette RAM indexes
   .label PPU_PALETTE = $3f00
+  // PPU Status Register for reading in ASM
+  .label PPU_PPUSTATUS = $2002
+  // PPU Data Register for reading in ASM
+  .label PPU_PPUDATA = $2007
   // APU Frame Counter
   // generates low-frequency clocks for the channels and an optional 60 Hz interrupt.
   // https://wiki.nesdev.com/w/index.php/APU_Frame_Counter
@@ -5599,17 +8527,15 @@ Score: 69985
   .label FR_COUNTER = $4017
   // Pointer to the start of RAM memory
   .label MEMORY = 0
-  // PPU Status Register for reading in ASM
-  .label PPU_PPUSTATUS = $2002
   // NES Picture Processing Unit (PPU)
   .label PPU = $2000
   // NES CPU and audion processing unit (APU)
   .label APU = $4000
-  .label conio_cursor_x = $b
-  .label conio_cursor_y = $c
-  .label conio_line_text = $d
-  .label x_scroll = $f
-  .label y_scroll = $10
+  .label conio_cursor_x = $11
+  .label conio_cursor_y = $12
+  .label conio_line_text = $13
+  .label x_scroll = $15
+  .label y_scroll = $16
   // @begin
 __bbegin:
   // @1
@@ -5649,6 +8575,14 @@ __bbegin:
   // main
 // RESET Called when the NES is reset, including when it is turned on.
 main: {
+    .const screensizex1_return = $20
+    .const screensizey1_return = $1e
+    .const screensizey2_return = $1e
+    .const screensizex2_return = $20
+    .const screensizey3_return = $1e
+    .label x = 2
+    .label y = 3
+    .label i = 4
     // main::initNES1
     // asm
     // asm { cld ldx#$ff txs  }
@@ -5741,131 +8675,251 @@ main: {
     // asm
     // asm { ldaPPU_PPUSTATUS  }
     lda PPU_PPUSTATUS
-    // [34] phi from main::initNES1_@7 to main::@2 [phi:main::initNES1_@7->main::@2]
-    // main::@2
+    // [34] phi from main::initNES1_@7 to main::@6 [phi:main::initNES1_@7->main::@6]
+    // main::@6
     // ppuDataTransfer(PPU_PALETTE, PALETTE, sizeof(PALETTE))
     // [35] call ppuDataTransfer 
   // Transfer the palette
-    // [125] phi from main::@2 to ppuDataTransfer [phi:main::@2->ppuDataTransfer]
+    // [110] phi from main::@6 to ppuDataTransfer [phi:main::@6->ppuDataTransfer]
+    // [110] phi (word) ppuDataTransfer::size#3 = (byte) $20*(const byte) SIZEOF_BYTE [phi:main::@6->ppuDataTransfer#0] -- vwuz1=vbuc1 
+    lda #<$20*SIZEOF_BYTE
+    sta.z ppuDataTransfer.size
+    lda #>$20*SIZEOF_BYTE
+    sta.z ppuDataTransfer.size+1
+    // [110] phi (nomodify void*) ppuDataTransfer::cpuData#2 = (void*)(const byte*) PALETTE [phi:main::@6->ppuDataTransfer#1] -- pvoz1=pvoc1 
+    lda #<PALETTE
+    sta.z ppuDataTransfer.cpuData
+    lda #>PALETTE
+    sta.z ppuDataTransfer.cpuData+1
+    // [110] phi (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_PALETTE [phi:main::@6->ppuDataTransfer#2] -- pvoz1=pvoc1 
+    lda #<PPU_PALETTE
+    sta.z ppuDataTransfer.ppuDataPrepare1_ppuData
+    lda #>PPU_PALETTE
+    sta.z ppuDataTransfer.ppuDataPrepare1_ppuData+1
     jsr ppuDataTransfer
-    // [36] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
-    // main::@3
+    // [36] phi from main::@6 to main::@12 [phi:main::@6->main::@12]
+    // main::@12
     // ppuDataFill(PPU_ATTRIBUTE_TABLE_0, 0, 0x40)
     // [37] call ppuDataFill 
   // Fill the PPU attribute table
-    // [109] phi from main::@3 to ppuDataFill [phi:main::@3->ppuDataFill]
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@3->ppuDataFill#0] -- vbuxx=vbuc1 
+    // [136] phi from main::@12 to ppuDataFill [phi:main::@12->ppuDataFill]
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@12->ppuDataFill#0] -- vbuxx=vbuc1 
     ldx #0
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@3->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@12->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$40
     sta.z ppuDataFill.size
     lda #>$40
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 [phi:main::@3->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 [phi:main::@12->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_ATTRIBUTE_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_ATTRIBUTE_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData+1
     jsr ppuDataFill
-    // [38] phi from main::@3 to main::@4 [phi:main::@3->main::@4]
-    // main::@4
+    // [38] phi from main::@12 to main::@13 [phi:main::@12->main::@13]
+    // main::@13
     // ppuDataFill(PPU_ATTRIBUTE_TABLE_1, 0, 0x40)
     // [39] call ppuDataFill 
-    // [109] phi from main::@4 to ppuDataFill [phi:main::@4->ppuDataFill]
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@4->ppuDataFill#0] -- vbuxx=vbuc1 
+    // [136] phi from main::@13 to ppuDataFill [phi:main::@13->ppuDataFill]
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) 0 [phi:main::@13->ppuDataFill#0] -- vbuxx=vbuc1 
     ldx #0
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@4->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $40 [phi:main::@13->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$40
     sta.z ppuDataFill.size
     lda #>$40
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 [phi:main::@4->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 [phi:main::@13->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_ATTRIBUTE_TABLE_1
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_ATTRIBUTE_TABLE_1
     sta.z ppuDataFill.ppuDataPrepare1_ppuData+1
     jsr ppuDataFill
-    // [40] phi from main::@4 to main::@5 [phi:main::@4->main::@5]
-    // main::@5
+    // [40] phi from main::@13 to main::@14 [phi:main::@13->main::@14]
+    // main::@14
     // clrscr()
     // [41] call clrscr 
   // Print a string
-    // [119] phi from main::@5 to clrscr [phi:main::@5->clrscr]
+    // [207] phi from main::@14 to clrscr [phi:main::@14->clrscr]
     jsr clrscr
-    // [42] phi from main::@5 to main::@6 [phi:main::@5->main::@6]
-    // main::@6
-    // cputs("hello world!\ni am nes\n look at me \n\n")
-    // [43] call cputs 
-    // [49] phi from main::@6 to cputs [phi:main::@6->cputs]
-    jsr cputs
+    // [42] phi from main::@14 to main::screensizex1 [phi:main::@14->main::screensizex1]
+    // [42] phi (byte) main::x#10 = (byte) 1 [phi:main::@14->main::screensizex1#0] -- vbuz1=vbuc1 
+    lda #1
+    sta.z x
+    // main::screensizex1
     // main::@7
+  __b7:
+    // for(char x=1;x<screensizex()-1;x++)
+    // [43] if((byte) main::x#10<(const byte) main::screensizex1_return#0-(byte) 1) goto main::@1 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z x
+    cmp #screensizex1_return-1
+    bcc __b1
+    // [44] phi from main::@7 to main::screensizey2 [phi:main::@7->main::screensizey2]
+    // [44] phi (byte) main::y#10 = (byte) 1 [phi:main::@7->main::screensizey2#0] -- vbuz1=vbuc1 
+    lda #1
+    sta.z y
+    // main::screensizey2
+    // main::@9
+  __b9:
+    // for(char y=1;y<screensizey()-3;y++)
+    // [45] if((byte) main::y#10<(const byte) main::screensizey2_return#0-(byte) 3) goto main::@2 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z y
+    cmp #screensizey2_return-3
+    bcc __b2
+    // [46] phi from main::@9 to main::screensizey3 [phi:main::@9->main::screensizey3]
+    // [46] phi (byte) main::i#2 = (byte) 0 [phi:main::@9->main::screensizey3#0] -- vbuz1=vbuc1 
+    lda #0
+    sta.z i
+    // main::screensizey3
+    // main::@11
+  __b11:
+    // for(char i=0;i<screensizey();i++)
+    // [47] if((byte) main::i#2<(const byte) main::screensizey3_return#0) goto main::@3 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z i
+    cmp #screensizey3_return
+    bcc __b3
+    // main::@4
     // x_scroll = 0
-    // [44] (volatile byte) x_scroll ← (byte) 0 -- vbuz1=vbuc1 
+    // [48] (volatile byte) x_scroll ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z x_scroll
     // y_scroll = -8
-    // [45] (volatile byte) y_scroll ← (byte) -8 -- vbuz1=vbuc1 
+    // [49] (volatile byte) y_scroll ← (byte) -8 -- vbuz1=vbuc1 
     lda #-8
     sta.z y_scroll
     // main::enableVideoOutput1
     // PPU->PPUCTRL = 0b10000000
-    // [46] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 -- _deref_pbuc1=vbuc2 
+    // [50] *((byte*)(const struct RICOH_2C02*) PPU) ← (byte) $80 -- _deref_pbuc1=vbuc2 
     lda #$80
     sta PPU
     // PPU->PPUMASK = 0b00011110
-    // [47] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e -- _deref_pbuc1=vbuc2 
+    // [51] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUMASK) ← (byte) $1e -- _deref_pbuc1=vbuc2 
     lda #$1e
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUMASK
-    // [48] phi from main::@1 main::enableVideoOutput1 to main::@1 [phi:main::@1/main::enableVideoOutput1->main::@1]
-  __b1:
+    // [52] phi from main::@5 main::enableVideoOutput1 to main::@5 [phi:main::@5/main::enableVideoOutput1->main::@5]
+  __b4:
   // Infinite loop
-    // main::@1
-    jmp __b1
-  .segment Data
-    s: .text @"hello world!\ni am nes\n look at me \n\n"
-    .byte 0
-}
-.segment Code
-  // cputs
-// Output a NUL-terminated string at the current cursor position
-// cputs(byte* zp(7) s)
-cputs: {
-    .label s = 7
-    // [50] phi from cputs to cputs::@1 [phi:cputs->cputs::@1]
-    // [50] phi (to_nomodify byte*) cputs::s#2 = (const byte*) main::s [phi:cputs->cputs::@1#0] -- pbuz1=pbuc1 
-    lda #<main.s
-    sta.z s
-    lda #>main.s
-    sta.z s+1
-    // cputs::@1
-  __b1:
-    // c=*s++
-    // [51] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) -- vbuaa=_deref_pbuz1 
-    ldy #0
-    lda (s),y
-    // while(c=*s++)
-    // [52] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2 -- pbuz1=_inc_pbuz1 
-    inc.z s
-    bne !+
-    inc.z s+1
-  !:
-    // [53] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2 -- vbuc1_neq_vbuaa_then_la1 
-    cmp #0
-    bne __b2
-    // cputs::@return
-    // }
-    // [54] return 
-    rts
-    // cputs::@2
-  __b2:
-    // cputc(c)
-    // [55] (byte) cputc::c#0 ← (byte) cputs::c#1 -- vbuxx=vbuaa 
+    // main::@5
+    jmp __b4
+    // main::@3
+  __b3:
+    // uctoa(i&0xf, num_buffer, HEXADECIMAL)
+    // [53] (byte) uctoa::value#1 ← (byte) main::i#2 & (byte) $f -- vbuxx=vbuz1_band_vbuc1 
+    lda #$f
+    and.z i
     tax
-    // [56] call cputc 
+    // [54] call uctoa 
+    // [181] phi from main::@3 to uctoa [phi:main::@3->uctoa]
+    jsr uctoa
+    // main::@17
+    // cputsxy(i, i, num_buffer)
+    // [55] (byte) cputsxy::x#0 ← (byte) main::i#2 -- vbuxx=vbuz1 
+    ldx.z i
+    // [56] (byte) cputsxy::y#0 ← (byte) main::i#2 -- vbuaa=vbuz1 
+    txa
+    // [57] call cputsxy 
+    jsr cputsxy
+    // main::@18
+    // for(char i=0;i<screensizey();i++)
+    // [58] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1 
+    inc.z i
+    // [46] phi from main::@18 to main::screensizey3 [phi:main::@18->main::screensizey3]
+    // [46] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@18->main::screensizey3#0] -- register_copy 
+    jmp __b11
+    // main::@2
+  __b2:
+    // cputcxy(1, y, 'i')
+    // [59] (byte) cputcxy::y#2 ← (byte) main::y#10 -- vbuaa=vbuz1 
+    lda.z y
+    // [60] call cputcxy 
+    // [71] phi from main::@2 to cputcxy [phi:main::@2->cputcxy]
+    // [71] phi (byte) cputcxy::c#4 = (byte) 'i' [phi:main::@2->cputcxy#0] -- vbuyy=vbuc1 
+    ldy #'i'
+    // [71] phi (byte) cputcxy::y#4 = (byte) cputcxy::y#2 [phi:main::@2->cputcxy#1] -- register_copy 
+    // [71] phi (byte) cputcxy::x#4 = (byte) 1 [phi:main::@2->cputcxy#2] -- vbuxx=vbuc1 
+    ldx #1
+    jsr cputcxy
+    // [61] phi from main::@2 to main::screensizex2 [phi:main::@2->main::screensizex2]
+    // main::screensizex2
+    // main::@10
+    // cputcxy(screensizex()-2, y, 'i')
+    // [62] (byte) cputcxy::y#3 ← (byte) main::y#10 -- vbuaa=vbuz1 
+    lda.z y
+    // [63] call cputcxy 
+    // [71] phi from main::@10 to cputcxy [phi:main::@10->cputcxy]
+    // [71] phi (byte) cputcxy::c#4 = (byte) 'i' [phi:main::@10->cputcxy#0] -- vbuyy=vbuc1 
+    ldy #'i'
+    // [71] phi (byte) cputcxy::y#4 = (byte) cputcxy::y#3 [phi:main::@10->cputcxy#1] -- register_copy 
+    // [71] phi (byte) cputcxy::x#4 = (const byte) main::screensizex2_return#0-(byte) 2 [phi:main::@10->cputcxy#2] -- vbuxx=vbuc1 
+    ldx #screensizex2_return-2
+    jsr cputcxy
+    // main::@16
+    // for(char y=1;y<screensizey()-3;y++)
+    // [64] (byte) main::y#1 ← ++ (byte) main::y#10 -- vbuz1=_inc_vbuz1 
+    inc.z y
+    // [44] phi from main::@16 to main::screensizey2 [phi:main::@16->main::screensizey2]
+    // [44] phi (byte) main::y#10 = (byte) main::y#1 [phi:main::@16->main::screensizey2#0] -- register_copy 
+    jmp __b9
+    // main::@1
+  __b1:
+    // cputcxy(x, 1, '-')
+    // [65] (byte) cputcxy::x#0 ← (byte) main::x#10 -- vbuxx=vbuz1 
+    ldx.z x
+    // [66] call cputcxy 
+    // [71] phi from main::@1 to cputcxy [phi:main::@1->cputcxy]
+    // [71] phi (byte) cputcxy::c#4 = (byte) '-' [phi:main::@1->cputcxy#0] -- vbuyy=vbuc1 
+    ldy #'-'
+    // [71] phi (byte) cputcxy::y#4 = (byte) 1 [phi:main::@1->cputcxy#1] -- vbuaa=vbuc1 
+    lda #1
+    // [71] phi (byte) cputcxy::x#4 = (byte) cputcxy::x#0 [phi:main::@1->cputcxy#2] -- register_copy 
+    jsr cputcxy
+    // [67] phi from main::@1 to main::screensizey1 [phi:main::@1->main::screensizey1]
+    // main::screensizey1
+    // main::@8
+    // cputcxy(x, screensizey()-4, '-')
+    // [68] (byte) cputcxy::x#1 ← (byte) main::x#10 -- vbuxx=vbuz1 
+    ldx.z x
+    // [69] call cputcxy 
+    // [71] phi from main::@8 to cputcxy [phi:main::@8->cputcxy]
+    // [71] phi (byte) cputcxy::c#4 = (byte) '-' [phi:main::@8->cputcxy#0] -- vbuyy=vbuc1 
+    ldy #'-'
+    // [71] phi (byte) cputcxy::y#4 = (const byte) main::screensizey1_return#0-(byte) 4 [phi:main::@8->cputcxy#1] -- vbuaa=vbuc1 
+    lda #screensizey1_return-4
+    // [71] phi (byte) cputcxy::x#4 = (byte) cputcxy::x#1 [phi:main::@8->cputcxy#2] -- register_copy 
+    jsr cputcxy
+    // main::@15
+    // for(char x=1;x<screensizex()-1;x++)
+    // [70] (byte) main::x#1 ← ++ (byte) main::x#10 -- vbuz1=_inc_vbuz1 
+    inc.z x
+    // [42] phi from main::@15 to main::screensizex1 [phi:main::@15->main::screensizex1]
+    // [42] phi (byte) main::x#10 = (byte) main::x#1 [phi:main::@15->main::screensizex1#0] -- register_copy 
+    jmp __b7
+}
+  // cputcxy
+// Move cursor and output one character
+// Same as "gotoxy (x, y); cputc (c);"
+// cputcxy(byte register(X) x, byte register(A) y, byte register(Y) c)
+cputcxy: {
+    // gotoxy(x, y)
+    // [72] (byte) gotoxy::x#2 ← (byte) cputcxy::x#4
+    // [73] (byte) gotoxy::y#2 ← (byte) cputcxy::y#4
+    // [74] call gotoxy 
+    // [153] phi from cputcxy to gotoxy [phi:cputcxy->gotoxy]
+    // [153] phi (byte) gotoxy::x#4 = (byte) gotoxy::x#2 [phi:cputcxy->gotoxy#0] -- register_copy 
+    // [153] phi (byte) gotoxy::y#4 = (byte) gotoxy::y#2 [phi:cputcxy->gotoxy#1] -- register_copy 
+    jsr gotoxy
+    // cputcxy::@1
+    // cputc(c)
+    // [75] (byte) cputc::c#1 ← (byte) cputcxy::c#4 -- vbuxx=vbuyy 
+    tya
+    tax
+    // [76] call cputc 
+    // [78] phi from cputcxy::@1 to cputc [phi:cputcxy::@1->cputc]
+    // [78] phi (byte) cputc::c#2 = (byte) cputc::c#1 [phi:cputcxy::@1->cputc#0] -- register_copy 
     jsr cputc
-    // [50] phi from cputs::@2 to cputs::@1 [phi:cputs::@2->cputs::@1]
-    // [50] phi (to_nomodify byte*) cputs::s#2 = (to_nomodify byte*) cputs::s#0 [phi:cputs::@2->cputs::@1#0] -- register_copy 
-    jmp __b1
+    // cputcxy::@return
+    // }
+    // [77] return 
+    rts
 }
   // cputc
 // Output one character at the current cursor position
@@ -5873,12 +8927,12 @@ cputs: {
 // cputc(byte register(X) c)
 cputc: {
     // if(c=='\n')
-    // [57] if((byte) cputc::c#0==(byte) ' ') goto cputc::@1 -- vbuxx_eq_vbuc1_then_la1 
+    // [79] if((byte) cputc::c#2==(byte) ' ') goto cputc::@1 -- vbuxx_eq_vbuc1_then_la1 
     cpx #'\n'
     beq __b1
     // cputc::@2
     // conio_line_text+conio_cursor_x
-    // [58] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x -- pbuz1=pbuz2_plus_vbuz3 
+    // [80] (nomodify byte*) ppuDataSet::ppuData#0 ← (byte*) conio_line_text + (byte) conio_cursor_x -- pbuz1=pbuz2_plus_vbuz3 
     lda.z conio_cursor_x
     clc
     adc.z conio_line_text
@@ -5887,37 +8941,34 @@ cputc: {
     adc.z conio_line_text+1
     sta.z ppuDataSet.ppuData+1
     // ppuDataSet(conio_line_text+conio_cursor_x, c)
-    // [59] (byte) ppuDataSet::val#0 ← (byte) cputc::c#0
-    // [60] (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ← (void*)(nomodify byte*) ppuDataSet::ppuData#0
-    // ppuDataSet(conio_line_text+conio_cursor_x, c)
-    // [61] call ppuDataSet 
-    // [95] phi from cputc::@2 to ppuDataSet [phi:cputc::@2->ppuDataSet]
-    // [95] phi (byte) ppuDataSet::val#2 = (byte) ppuDataSet::val#0 [phi:cputc::@2->ppuDataSet#0] -- register_copy 
-    // [95] phi (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 [phi:cputc::@2->ppuDataSet#1] -- register_copy 
+    // [81] (byte) ppuDataSet::val#0 ← (byte) cputc::c#2 -- vbuaa=vbuxx 
+    txa
+    // [82] call ppuDataSet 
+    // [146] phi from cputc::@2 to ppuDataSet [phi:cputc::@2->ppuDataSet]
     jsr ppuDataSet
     // cputc::@4
     // if(++conio_cursor_x==CONIO_WIDTH)
-    // [62] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x -- vbuz1=_inc_vbuz1 
+    // [83] (byte) conio_cursor_x ← ++ (byte) conio_cursor_x -- vbuz1=_inc_vbuz1 
     inc.z conio_cursor_x
-    // [63] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return -- vbuz1_neq_vbuc1_then_la1 
+    // [84] if((byte) conio_cursor_x!=(byte) $20) goto cputc::@return -- vbuz1_neq_vbuc1_then_la1 
     lda #$20
     cmp.z conio_cursor_x
     bne __breturn
-    // [64] phi from cputc::@4 to cputc::@3 [phi:cputc::@4->cputc::@3]
+    // [85] phi from cputc::@4 to cputc::@3 [phi:cputc::@4->cputc::@3]
     // cputc::@3
     // cputln()
-    // [65] call cputln 
+    // [86] call cputln 
     jsr cputln
     // cputc::@return
   __breturn:
     // }
-    // [66] return 
+    // [87] return 
     rts
-    // [67] phi from cputc to cputc::@1 [phi:cputc->cputc::@1]
+    // [88] phi from cputc to cputc::@1 [phi:cputc->cputc::@1]
     // cputc::@1
   __b1:
     // cputln()
-    // [68] call cputln 
+    // [89] call cputln 
     jsr cputln
     rts
 }
@@ -5925,7 +8976,7 @@ cputc: {
 // Print a newline
 cputln: {
     // conio_line_text +=  CONIO_WIDTH
-    // [69] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    // [90] (byte*) conio_line_text ← (byte*) conio_line_text + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
     lda #$20
     clc
     adc.z conio_line_text
@@ -5934,67 +8985,64 @@ cputln: {
     inc.z conio_line_text+1
   !:
     // conio_cursor_x = 0
-    // [70] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
+    // [91] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z conio_cursor_x
     // conio_cursor_y++;
-    // [71] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y -- vbuz1=_inc_vbuz1 
+    // [92] (byte) conio_cursor_y ← ++ (byte) conio_cursor_y -- vbuz1=_inc_vbuz1 
     inc.z conio_cursor_y
     // cscroll()
-    // [72] call cscroll 
+    // [93] call cscroll 
     jsr cscroll
     // cputln::@return
     // }
-    // [73] return 
+    // [94] return 
     rts
 }
   // cscroll
 // Scroll the entire screen if the cursor is beyond the last line
 cscroll: {
-    .label line2 = 9
     // Scroll lines up
-    .label line1 = 3
-    .label y = 2
+    .label line1 = $17
+    .label line2 = $f
     // if(conio_cursor_y==CONIO_HEIGHT)
-    // [74] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return -- vbuz1_neq_vbuc1_then_la1 
+    // [95] if((byte) conio_cursor_y!=(byte) $1e) goto cscroll::@return -- vbuz1_neq_vbuc1_then_la1 
     lda #$1e
     cmp.z conio_cursor_y
     bne __breturn
-    // [75] phi from cscroll to cscroll::@1 [phi:cscroll->cscroll::@1]
-    // [75] phi (byte*) cscroll::line1#6 = (const nomodify byte*) PPU_NAME_TABLE_0 [phi:cscroll->cscroll::@1#0] -- pbuz1=pbuc1 
+    // [96] phi from cscroll to cscroll::@1 [phi:cscroll->cscroll::@1]
+    // [96] phi (byte*) cscroll::line1#2 = (const nomodify byte*) PPU_NAME_TABLE_0 [phi:cscroll->cscroll::@1#0] -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0
     sta.z line1
     lda #>PPU_NAME_TABLE_0
     sta.z line1+1
-    // [75] phi (byte*) cscroll::line2#6 = (const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 [phi:cscroll->cscroll::@1#1] -- pbuz1=pbuc1 
+    // [96] phi (byte*) cscroll::line2#2 = (const nomodify byte*) PPU_NAME_TABLE_0+(byte) $20 [phi:cscroll->cscroll::@1#1] -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0+$20
     sta.z line2
     lda #>PPU_NAME_TABLE_0+$20
     sta.z line2+1
-    // [75] phi (byte) cscroll::y#2 = (byte) 0 [phi:cscroll->cscroll::@1#2] -- vbuz1=vbuc1 
-    lda #0
-    sta.z y
+    // [96] phi (byte) cscroll::y#2 = (byte) 0 [phi:cscroll->cscroll::@1#2] -- vbuxx=vbuc1 
+    ldx #0
     // cscroll::@1
   __b1:
     // for(char y=0;y<CONIO_HEIGHT-1;y++)
-    // [76] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@3 -- vbuz1_lt_vbuc1_then_la1 
-    lda.z y
-    cmp #$1e-1
+    // [97] if((byte) cscroll::y#2<(byte)(number) $1e-(number) 1) goto cscroll::@2 -- vbuxx_lt_vbuc1_then_la1 
+    cpx #$1e-1
     bcc __b2
-    // [77] phi from cscroll::@1 to cscroll::@2 [phi:cscroll::@1->cscroll::@2]
-    // cscroll::@2
+    // [98] phi from cscroll::@1 to cscroll::@3 [phi:cscroll::@1->cscroll::@3]
+    // cscroll::@3
     // ppuDataFill(CONIO_SCREEN_TEXT+CONIO_BYTES-CONIO_WIDTH, ' ', CONIO_WIDTH)
-    // [78] call ppuDataFill 
+    // [99] call ppuDataFill 
   // Fill last line with space
-    // [109] phi from cscroll::@2 to ppuDataFill [phi:cscroll::@2->ppuDataFill]
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:cscroll::@2->ppuDataFill#0] -- vbuxx=vbuc1 
+    // [136] phi from cscroll::@3 to ppuDataFill [phi:cscroll::@3->ppuDataFill]
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:cscroll::@3->ppuDataFill#0] -- vbuxx=vbuc1 
     ldx #' '
-    // [109] phi (word) ppuDataFill::size#5 = (byte) $20 [phi:cscroll::@2->ppuDataFill#1] -- vwuz1=vbuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (byte) $20 [phi:cscroll::@3->ppuDataFill#1] -- vwuz1=vbuc1 
     lda #<$20
     sta.z ppuDataFill.size
     lda #>$20
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 [phi:cscroll::@2->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0+(word)(number) $1e*(number) $20-(byte) $20 [phi:cscroll::@3->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_NAME_TABLE_0+$1e*$20-$20
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_NAME_TABLE_0+$1e*$20-$20
@@ -6002,7 +9050,7 @@ cscroll: {
     jsr ppuDataFill
     // cscroll::@6
     // conio_line_text -= CONIO_WIDTH
-    // [79] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 -- pbuz1=pbuz1_minus_vbuc1 
+    // [100] (byte*) conio_line_text ← (byte*) conio_line_text - (byte) $20 -- pbuz1=pbuz1_minus_vbuc1 
     sec
     lda.z conio_line_text
     sbc #$20
@@ -6011,166 +9059,259 @@ cscroll: {
     sbc #0
     sta.z conio_line_text+1
     // conio_cursor_y--;
-    // [80] (byte) conio_cursor_y ← -- (byte) conio_cursor_y -- vbuz1=_dec_vbuz1 
+    // [101] (byte) conio_cursor_y ← -- (byte) conio_cursor_y -- vbuz1=_dec_vbuz1 
     dec.z conio_cursor_y
     // cscroll::@return
   __breturn:
     // }
-    // [81] return 
+    // [102] return 
     rts
-    // [82] phi from cscroll::@1 to cscroll::@3 [phi:cscroll::@1->cscroll::@3]
+    // cscroll::@2
   __b2:
-    // [82] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#6 [phi:cscroll::@1->cscroll::@3#0] -- register_copy 
-    // [82] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#6 [phi:cscroll::@1->cscroll::@3#1] -- register_copy 
-    // [82] phi (byte) cscroll::x#2 = (byte) 0 [phi:cscroll::@1->cscroll::@3#2] -- vbuyy=vbuc1 
-    ldy #0
-    // cscroll::@3
-  __b3:
-    // for(char x=0;x<CONIO_WIDTH;x++)
-    // [83] if((byte) cscroll::x#2<(byte) $20) goto cscroll::@4 -- vbuyy_lt_vbuc1_then_la1 
-    cpy #$20
-    bcc __b4
-    // cscroll::@5
-    // for(char y=0;y<CONIO_HEIGHT-1;y++)
-    // [84] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2 -- vbuz1=_inc_vbuz1 
-    inc.z y
-    // [75] phi from cscroll::@5 to cscroll::@1 [phi:cscroll::@5->cscroll::@1]
-    // [75] phi (byte*) cscroll::line1#6 = (byte*) cscroll::line1#2 [phi:cscroll::@5->cscroll::@1#0] -- register_copy 
-    // [75] phi (byte*) cscroll::line2#6 = (byte*) cscroll::line2#2 [phi:cscroll::@5->cscroll::@1#1] -- register_copy 
-    // [75] phi (byte) cscroll::y#2 = (byte) cscroll::y#1 [phi:cscroll::@5->cscroll::@1#2] -- register_copy 
-    jmp __b1
-    // cscroll::@4
-  __b4:
-    // ppuDataGet(line2++)
-    // [85] (nomodify void*) ppuDataGet::ppuData#0 ← (void*)(byte*) cscroll::line2#2 -- pvoz1=pvoz2 
+    // ppuDataFetch(scroll_buffer, line2, CONIO_WIDTH)
+    // [103] (nomodify void*) ppuDataFetch::ppuData#0 ← (void*)(byte*) cscroll::line2#2 -- pvoz1=pvoz2 
     lda.z line2
-    sta.z ppuDataGet.ppuData
+    sta.z ppuDataFetch.ppuData
     lda.z line2+1
-    sta.z ppuDataGet.ppuData+1
-    // [86] call ppuDataGet 
-    // [102] phi from cscroll::@4 to ppuDataGet [phi:cscroll::@4->ppuDataGet]
-    jsr ppuDataGet
-    // ppuDataGet(line2++)
-    // [87] (byte) ppuDataGet::return#2 ← (byte) ppuDataGet::ppuDataRead1_return#0
-    // cscroll::@7
-    // ch = ppuDataGet(line2++)
-    // [88] (byte) cscroll::ch#0 ← (byte) ppuDataGet::return#2 -- vbuxx=vbuaa 
-    tax
-    // [89] (byte*) cscroll::line2#1 ← ++ (byte*) cscroll::line2#2 -- pbuz1=_inc_pbuz1 
-    inc.z line2
-    bne !+
-    inc.z line2+1
-  !:
-    // ppuDataSet(line1++, ch)
-    // [90] (nomodify void*) ppuDataSet::ppuData#1 ← (void*)(byte*) cscroll::line1#2 -- pvoz1=pvoz2 
+    sta.z ppuDataFetch.ppuData+1
+    // [104] call ppuDataFetch 
+    // [123] phi from cscroll::@2 to ppuDataFetch [phi:cscroll::@2->ppuDataFetch]
+    jsr ppuDataFetch
+    // cscroll::@4
+    // ppuDataTransfer(line1, scroll_buffer, CONIO_WIDTH)
+    // [105] (nomodify void*) ppuDataTransfer::ppuData#0 ← (void*)(byte*) cscroll::line1#2 -- pvoz1=pvoz2 
     lda.z line1
-    sta.z ppuDataSet.ppuData
+    sta.z ppuDataTransfer.ppuData
     lda.z line1+1
-    sta.z ppuDataSet.ppuData+1
-    // [91] (byte) ppuDataSet::val#1 ← (byte) cscroll::ch#0
-    // [92] call ppuDataSet 
-    // [95] phi from cscroll::@7 to ppuDataSet [phi:cscroll::@7->ppuDataSet]
-    // [95] phi (byte) ppuDataSet::val#2 = (byte) ppuDataSet::val#1 [phi:cscroll::@7->ppuDataSet#0] -- register_copy 
-    // [95] phi (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataSet::ppuData#1 [phi:cscroll::@7->ppuDataSet#1] -- register_copy 
-    jsr ppuDataSet
-    // cscroll::@8
-    // ppuDataSet(line1++, ch);
-    // [93] (byte*) cscroll::line1#1 ← ++ (byte*) cscroll::line1#2 -- pbuz1=_inc_pbuz1 
-    inc.z line1
-    bne !+
+    sta.z ppuDataTransfer.ppuData+1
+    // [106] call ppuDataTransfer 
+    // [110] phi from cscroll::@4 to ppuDataTransfer [phi:cscroll::@4->ppuDataTransfer]
+    // [110] phi (word) ppuDataTransfer::size#3 = (byte) $20 [phi:cscroll::@4->ppuDataTransfer#0] -- vwuz1=vbuc1 
+    lda #<$20
+    sta.z ppuDataTransfer.size
+    lda #>$20
+    sta.z ppuDataTransfer.size+1
+    // [110] phi (nomodify void*) ppuDataTransfer::cpuData#2 = (void*)(const byte*) scroll_buffer [phi:cscroll::@4->ppuDataTransfer#1] -- pvoz1=pvoc1 
+    lda #<scroll_buffer
+    sta.z ppuDataTransfer.cpuData
+    lda #>scroll_buffer
+    sta.z ppuDataTransfer.cpuData+1
+    // [110] phi (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 = (nomodify void*) ppuDataTransfer::ppuData#0 [phi:cscroll::@4->ppuDataTransfer#2] -- register_copy 
+    jsr ppuDataTransfer
+    // cscroll::@5
+    // line1 += CONIO_WIDTH
+    // [107] (byte*) cscroll::line1#1 ← (byte*) cscroll::line1#2 + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    lda #$20
+    clc
+    adc.z line1
+    sta.z line1
+    bcc !+
     inc.z line1+1
   !:
-    // for(char x=0;x<CONIO_WIDTH;x++)
-    // [94] (byte) cscroll::x#1 ← ++ (byte) cscroll::x#2 -- vbuyy=_inc_vbuyy 
-    iny
-    // [82] phi from cscroll::@8 to cscroll::@3 [phi:cscroll::@8->cscroll::@3]
-    // [82] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#1 [phi:cscroll::@8->cscroll::@3#0] -- register_copy 
-    // [82] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#1 [phi:cscroll::@8->cscroll::@3#1] -- register_copy 
-    // [82] phi (byte) cscroll::x#2 = (byte) cscroll::x#1 [phi:cscroll::@8->cscroll::@3#2] -- register_copy 
-    jmp __b3
+    // line2 += CONIO_WIDTH
+    // [108] (byte*) cscroll::line2#1 ← (byte*) cscroll::line2#2 + (byte) $20 -- pbuz1=pbuz1_plus_vbuc1 
+    lda #$20
+    clc
+    adc.z line2
+    sta.z line2
+    bcc !+
+    inc.z line2+1
+  !:
+    // for(char y=0;y<CONIO_HEIGHT-1;y++)
+    // [109] (byte) cscroll::y#1 ← ++ (byte) cscroll::y#2 -- vbuxx=_inc_vbuxx 
+    inx
+    // [96] phi from cscroll::@5 to cscroll::@1 [phi:cscroll::@5->cscroll::@1]
+    // [96] phi (byte*) cscroll::line1#2 = (byte*) cscroll::line1#1 [phi:cscroll::@5->cscroll::@1#0] -- register_copy 
+    // [96] phi (byte*) cscroll::line2#2 = (byte*) cscroll::line2#1 [phi:cscroll::@5->cscroll::@1#1] -- register_copy 
+    // [96] phi (byte) cscroll::y#2 = (byte) cscroll::y#1 [phi:cscroll::@5->cscroll::@1#2] -- register_copy 
+    jmp __b1
 }
-  // ppuDataSet
-// Set one byte in PPU memory
+  // ppuDataTransfer
+// Transfer a number of bytes from the CPU memory to the PPU memory
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
 // - ppuData : Pointer in the PPU memory
-// - val : The value to set
-// ppuDataSet(byte* zp(5) ppuData, byte register(X) val)
-ppuDataSet: {
+// - size : The number of bytes to transfer
+// ppuDataTransfer(void* zp(5) ppuData, void* zp(7) cpuData, word zp(9) size)
+ppuDataTransfer: {
     .label ppuDataPrepare1_ppuData = 5
+    .label cpuSrc = 7
+    .label i = $b
     .label ppuData = 5
-    // ppuDataSet::ppuDataPrepare1
+    .label cpuData = 7
+    .label size = 9
+    // ppuDataTransfer::ppuDataPrepare1
     // >ppuData
-    // [96] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 -- vbuaa=_hi_pvoz1 
+    // [111] (byte~) ppuDataTransfer::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 -- vbuaa=_hi_pvoz1 
     lda.z ppuDataPrepare1_ppuData+1
     // PPU->PPUADDR = >ppuData
-    // [97] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
+    // [112] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
     // <ppuData
-    // [98] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 -- vbuaa=_lo_pvoz1 
+    // [113] (byte~) ppuDataTransfer::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 -- vbuaa=_lo_pvoz1 
     lda.z ppuDataPrepare1_ppuData
     // PPU->PPUADDR = <ppuData
-    // [99] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
+    // [114] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataTransfer::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // ppuDataSet::ppuDataPut1
-    // PPU->PPUDATA = val
-    // [100] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#2 -- _deref_pbuc1=vbuxx 
-    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
-    // ppuDataSet::@return
+    // ppuDataTransfer::@3
+    // [115] (byte*) ppuDataTransfer::cpuSrc#6 ← (byte*)(nomodify void*) ppuDataTransfer::cpuData#2
+    // [116] phi from ppuDataTransfer::@3 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1]
+    // [116] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#6 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#0] -- register_copy 
+    // [116] phi (word) ppuDataTransfer::i#2 = (word) 0 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta.z i
+    sta.z i+1
+    // ppuDataTransfer::@1
+  __b1:
+    // for(unsigned int i=0;i<size;i++)
+    // [117] if((word) ppuDataTransfer::i#2<(word) ppuDataTransfer::size#3) goto ppuDataTransfer::@2 -- vwuz1_lt_vwuz2_then_la1 
+    lda.z i+1
+    cmp.z size+1
+    bcc __b2
+    bne !+
+    lda.z i
+    cmp.z size
+    bcc __b2
+  !:
+    // ppuDataTransfer::@return
     // }
-    // [101] return 
+    // [118] return 
     rts
+    // ppuDataTransfer::@2
+  __b2:
+    // ppuDataPut(*cpuSrc++)
+    // [119] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) -- vbuaa=_deref_pbuz1 
+    ldy #0
+    lda (cpuSrc),y
+    // ppuDataTransfer::ppuDataPut1
+    // PPU->PPUDATA = val
+    // [120] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0 -- _deref_pbuc1=vbuaa 
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    // ppuDataTransfer::@4
+    // ppuDataPut(*cpuSrc++);
+    // [121] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2 -- pbuz1=_inc_pbuz1 
+    inc.z cpuSrc
+    bne !+
+    inc.z cpuSrc+1
+  !:
+    // for(unsigned int i=0;i<size;i++)
+    // [122] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2 -- vwuz1=_inc_vwuz1 
+    inc.z i
+    bne !+
+    inc.z i+1
+  !:
+    // [116] phi from ppuDataTransfer::@4 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1]
+    // [116] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1#0] -- register_copy 
+    // [116] phi (word) ppuDataTransfer::i#2 = (word) ppuDataTransfer::i#1 [phi:ppuDataTransfer::@4->ppuDataTransfer::@1#1] -- register_copy 
+    jmp __b1
 }
-  // ppuDataGet
-// Get one byte from PPU memory
+  // ppuDataFetch
+// Transfer a number of bytes from the PPU memory to the CPU memory
 // - ppuData : Pointer in the PPU memory
-// ppuDataGet(void* zp($11) ppuData)
-ppuDataGet: {
-    .label ppuData = $11
-    // ppuDataGet::ppuDataPrepare1
+// - cpuData : Pointer to the CPU memory (RAM of ROM)
+// - size : The number of bytes to transfer
+// ppuDataFetch(void* zp($19) ppuData)
+ppuDataFetch: {
+    .const size = $20
+    .label cpuData = scroll_buffer
+    // Fetch from PPU to CPU
+    .label cpuDst = 7
+    .label i = 5
+    .label ppuData = $19
+    // ppuDataFetch::ppuDataPrepare1
     // >ppuData
-    // [103] (byte~) ppuDataGet::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataGet::ppuData#0 -- vbuaa=_hi_pvoz1 
+    // [124] (byte~) ppuDataFetch::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFetch::ppuData#0 -- vbuaa=_hi_pvoz1 
     lda.z ppuData+1
     // PPU->PPUADDR = >ppuData
-    // [104] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
+    // [125] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
     // <ppuData
-    // [105] (byte~) ppuDataGet::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataGet::ppuData#0 -- vbuaa=_lo_pvoz1 
+    // [126] (byte~) ppuDataFetch::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFetch::ppuData#0 -- vbuaa=_lo_pvoz1 
     lda.z ppuData
     // PPU->PPUADDR = <ppuData
-    // [106] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataGet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
+    // [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFetch::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // ppuDataGet::ppuDataRead1
-    // return PPU->PPUDATA;
-    // [107] (byte) ppuDataGet::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) -- vbuaa=_deref_pbuc1 
-    lda PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
-    // ppuDataGet::@return
+    // ppuDataFetch::@2
+    // asm
+    // asm { ldaPPU_PPUDATA  }
+    // Perform a dummy-read to discard the current value in the data read buffer and update it with the first byte from the PPU address
+    lda PPU_PPUDATA
+    // [129] phi from ppuDataFetch::@2 to ppuDataFetch::@1 [phi:ppuDataFetch::@2->ppuDataFetch::@1]
+    // [129] phi (byte*) ppuDataFetch::cpuDst#2 = (byte*)(const nomodify void*) ppuDataFetch::cpuData#0 [phi:ppuDataFetch::@2->ppuDataFetch::@1#0] -- pbuz1=pbuc1 
+    lda #<cpuData
+    sta.z cpuDst
+    lda #>cpuData
+    sta.z cpuDst+1
+    // [129] phi (word) ppuDataFetch::i#2 = (word) 0 [phi:ppuDataFetch::@2->ppuDataFetch::@1#1] -- vwuz1=vwuc1 
+    lda #<0
+    sta.z i
+    sta.z i+1
+    // ppuDataFetch::@1
+  __b1:
+    // for(unsigned int i=0;i<size;i++)
+    // [130] if((word) ppuDataFetch::i#2<(const word) ppuDataFetch::size#0) goto ppuDataFetch::ppuDataRead1 -- vwuz1_lt_vwuc1_then_la1 
+    lda.z i+1
+    cmp #>size
+    bcc ppuDataRead1
+    bne !+
+    lda.z i
+    cmp #<size
+    bcc ppuDataRead1
+  !:
+    // ppuDataFetch::@return
     // }
-    // [108] return 
+    // [131] return 
     rts
+    // ppuDataFetch::ppuDataRead1
+  ppuDataRead1:
+    // return PPU->PPUDATA;
+    // [132] (byte) ppuDataFetch::ppuDataRead1_return#0 ← *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) -- vbuaa=_deref_pbuc1 
+    lda PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    // ppuDataFetch::@3
+    // *cpuDst++ = ppuDataRead()
+    // [133] *((byte*) ppuDataFetch::cpuDst#2) ← (byte) ppuDataFetch::ppuDataRead1_return#0 -- _deref_pbuz1=vbuaa 
+    ldy #0
+    sta (cpuDst),y
+    // *cpuDst++ = ppuDataRead();
+    // [134] (byte*) ppuDataFetch::cpuDst#1 ← ++ (byte*) ppuDataFetch::cpuDst#2 -- pbuz1=_inc_pbuz1 
+    inc.z cpuDst
+    bne !+
+    inc.z cpuDst+1
+  !:
+    // for(unsigned int i=0;i<size;i++)
+    // [135] (word) ppuDataFetch::i#1 ← ++ (word) ppuDataFetch::i#2 -- vwuz1=_inc_vwuz1 
+    inc.z i
+    bne !+
+    inc.z i+1
+  !:
+    // [129] phi from ppuDataFetch::@3 to ppuDataFetch::@1 [phi:ppuDataFetch::@3->ppuDataFetch::@1]
+    // [129] phi (byte*) ppuDataFetch::cpuDst#2 = (byte*) ppuDataFetch::cpuDst#1 [phi:ppuDataFetch::@3->ppuDataFetch::@1#0] -- register_copy 
+    // [129] phi (word) ppuDataFetch::i#2 = (word) ppuDataFetch::i#1 [phi:ppuDataFetch::@3->ppuDataFetch::@1#1] -- register_copy 
+    jmp __b1
 }
   // ppuDataFill
 // Fill a number of bytes in the PPU memory
 // - ppuData : Pointer in the PPU memory
 // - size : The number of bytes to transfer
-// ppuDataFill(byte register(X) val, word zp($11) size)
+// ppuDataFill(byte register(X) val, word zp($b) size)
 ppuDataFill: {
-    .label ppuDataPrepare1_ppuData = 5
-    .label i = 9
-    .label size = $11
+    .label ppuDataPrepare1_ppuData = 9
+    .label i = $19
+    .label size = $b
     // ppuDataFill::ppuDataPrepare1
     // >ppuData
-    // [110] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuaa=_hi_pvoz1 
+    // [137] (byte~) ppuDataFill::ppuDataPrepare1_$0 ← > (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuaa=_hi_pvoz1 
     lda.z ppuDataPrepare1_ppuData+1
     // PPU->PPUADDR = >ppuData
-    // [111] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
+    // [138] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
     // <ppuData
-    // [112] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuaa=_lo_pvoz1 
+    // [139] (byte~) ppuDataFill::ppuDataPrepare1_$1 ← < (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 -- vbuaa=_lo_pvoz1 
     lda.z ppuDataPrepare1_ppuData
     // PPU->PPUADDR = <ppuData
-    // [113] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
+    // [140] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataFill::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuaa 
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [114] phi from ppuDataFill::ppuDataPrepare1 to ppuDataFill::@1 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1]
-    // [114] phi (word) ppuDataFill::i#2 = (word) 0 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1#0] -- vwuz1=vwuc1 
+    // [141] phi from ppuDataFill::ppuDataPrepare1 to ppuDataFill::@1 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1]
+    // [141] phi (word) ppuDataFill::i#2 = (word) 0 [phi:ppuDataFill::ppuDataPrepare1->ppuDataFill::@1#0] -- vwuz1=vwuc1 
     lda #<0
     sta.z i
     sta.z i+1
@@ -6178,7 +9319,7 @@ ppuDataFill: {
     // ppuDataFill::@1
   __b1:
     // for(unsigned int i=0;i<size;i++)
-    // [115] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 -- vwuz1_lt_vwuz2_then_la1 
+    // [142] if((word) ppuDataFill::i#2<(word) ppuDataFill::size#5) goto ppuDataFill::ppuDataPut1 -- vwuz1_lt_vwuz2_then_la1 
     lda.z i+1
     cmp.z size+1
     bcc ppuDataPut1
@@ -6189,38 +9330,367 @@ ppuDataFill: {
   !:
     // ppuDataFill::@return
     // }
-    // [116] return 
+    // [143] return 
     rts
     // ppuDataFill::ppuDataPut1
   ppuDataPut1:
     // PPU->PPUDATA = val
-    // [117] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10 -- _deref_pbuc1=vbuxx 
+    // [144] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataFill::val#10 -- _deref_pbuc1=vbuxx 
     stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
     // ppuDataFill::@2
     // for(unsigned int i=0;i<size;i++)
-    // [118] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2 -- vwuz1=_inc_vwuz1 
+    // [145] (word) ppuDataFill::i#1 ← ++ (word) ppuDataFill::i#2 -- vwuz1=_inc_vwuz1 
     inc.z i
     bne !+
     inc.z i+1
   !:
-    // [114] phi from ppuDataFill::@2 to ppuDataFill::@1 [phi:ppuDataFill::@2->ppuDataFill::@1]
-    // [114] phi (word) ppuDataFill::i#2 = (word) ppuDataFill::i#1 [phi:ppuDataFill::@2->ppuDataFill::@1#0] -- register_copy 
+    // [141] phi from ppuDataFill::@2 to ppuDataFill::@1 [phi:ppuDataFill::@2->ppuDataFill::@1]
+    // [141] phi (word) ppuDataFill::i#2 = (word) ppuDataFill::i#1 [phi:ppuDataFill::@2->ppuDataFill::@1#0] -- register_copy 
+    jmp __b1
+}
+  // ppuDataSet
+// Set one byte in PPU memory
+// - ppuData : Pointer in the PPU memory
+// - val : The value to set
+// ppuDataSet(byte* zp($17) ppuData, byte register(A) val)
+ppuDataSet: {
+    .label ppuData = $17
+    // ppuDataSet::ppuDataPrepare1
+    // >ppuData
+    // [147] (byte~) ppuDataSet::ppuDataPrepare1_$0 ← > (void*)(nomodify byte*) ppuDataSet::ppuData#0 -- vbuxx=_hi_pvoz1 
+    ldx.z ppuData+1
+    // PPU->PPUADDR = >ppuData
+    // [148] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$0 -- _deref_pbuc1=vbuxx 
+    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    // <ppuData
+    // [149] (byte~) ppuDataSet::ppuDataPrepare1_$1 ← < (void*)(nomodify byte*) ppuDataSet::ppuData#0 -- vbuxx=_lo_pvoz1 
+    ldx.z ppuData
+    // PPU->PPUADDR = <ppuData
+    // [150] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte~) ppuDataSet::ppuDataPrepare1_$1 -- _deref_pbuc1=vbuxx 
+    stx PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
+    // ppuDataSet::ppuDataPut1
+    // PPU->PPUDATA = val
+    // [151] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataSet::val#0 -- _deref_pbuc1=vbuaa 
+    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
+    // ppuDataSet::@return
+    // }
+    // [152] return 
+    rts
+}
+  // gotoxy
+// Set the cursor to the specified position
+// gotoxy(byte register(X) x, byte register(A) y)
+gotoxy: {
+    .label __5 = $13
+    .label __6 = $13
+    .label line_offset = $13
+    // if(y>CONIO_HEIGHT)
+    // [154] if((byte) gotoxy::y#4<(byte) $1e+(byte) 1) goto gotoxy::@3 -- vbuaa_lt_vbuc1_then_la1 
+    cmp #$1e+1
+    bcc __b1
+    // [156] phi from gotoxy to gotoxy::@1 [phi:gotoxy->gotoxy::@1]
+    // [156] phi (byte) gotoxy::y#5 = (byte) 0 [phi:gotoxy->gotoxy::@1#0] -- vbuaa=vbuc1 
+    lda #0
+    // [155] phi from gotoxy to gotoxy::@3 [phi:gotoxy->gotoxy::@3]
+    // gotoxy::@3
+    // [156] phi from gotoxy::@3 to gotoxy::@1 [phi:gotoxy::@3->gotoxy::@1]
+    // [156] phi (byte) gotoxy::y#5 = (byte) gotoxy::y#4 [phi:gotoxy::@3->gotoxy::@1#0] -- register_copy 
+    // gotoxy::@1
+  __b1:
+    // if(x>=CONIO_WIDTH)
+    // [157] if((byte) gotoxy::x#4<(byte) $20) goto gotoxy::@4 -- vbuxx_lt_vbuc1_then_la1 
+    cpx #$20
+    bcc __b2
+    // [159] phi from gotoxy::@1 to gotoxy::@2 [phi:gotoxy::@1->gotoxy::@2]
+    // [159] phi (byte) gotoxy::x#5 = (byte) 0 [phi:gotoxy::@1->gotoxy::@2#0] -- vbuxx=vbuc1 
+    ldx #0
+    // [158] phi from gotoxy::@1 to gotoxy::@4 [phi:gotoxy::@1->gotoxy::@4]
+    // gotoxy::@4
+    // [159] phi from gotoxy::@4 to gotoxy::@2 [phi:gotoxy::@4->gotoxy::@2]
+    // [159] phi (byte) gotoxy::x#5 = (byte) gotoxy::x#4 [phi:gotoxy::@4->gotoxy::@2#0] -- register_copy 
+    // gotoxy::@2
+  __b2:
+    // conio_cursor_x = x
+    // [160] (byte) conio_cursor_x ← (byte) gotoxy::x#5 -- vbuz1=vbuxx 
+    stx.z conio_cursor_x
+    // conio_cursor_y = y
+    // [161] (byte) conio_cursor_y ← (byte) gotoxy::y#5 -- vbuz1=vbuaa 
+    sta.z conio_cursor_y
+    // (unsigned int)y*CONIO_WIDTH
+    // [162] (word~) gotoxy::$6 ← (word)(byte) gotoxy::y#5 -- vwuz1=_word_vbuaa 
+    sta.z __6
+    lda #0
+    sta.z __6+1
+    // line_offset = (unsigned int)y*CONIO_WIDTH
+    // [163] (word) gotoxy::line_offset#0 ← (word~) gotoxy::$6 << (byte) 5 -- vwuz1=vwuz1_rol_5 
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    asl.z line_offset
+    rol.z line_offset+1
+    // CONIO_SCREEN_TEXT + line_offset
+    // [164] (byte*~) gotoxy::$5 ← (const nomodify byte*) PPU_NAME_TABLE_0 + (word) gotoxy::line_offset#0 -- pbuz1=pbuc1_plus_vwuz1 
+    clc
+    lda.z __5
+    adc #<PPU_NAME_TABLE_0
+    sta.z __5
+    lda.z __5+1
+    adc #>PPU_NAME_TABLE_0
+    sta.z __5+1
+    // conio_line_text = CONIO_SCREEN_TEXT + line_offset
+    // [165] (byte*) conio_line_text ← (byte*~) gotoxy::$5
+    // gotoxy::@return
+    // }
+    // [166] return 
+    rts
+}
+  // cputsxy
+// Move cursor and output a NUL-terminated string
+// Same as "gotoxy (x, y); puts (s);"
+// cputsxy(byte register(X) x, byte register(A) y)
+cputsxy: {
+    // gotoxy(x, y)
+    // [167] (byte) gotoxy::x#3 ← (byte) cputsxy::x#0
+    // [168] (byte) gotoxy::y#3 ← (byte) cputsxy::y#0
+    // [169] call gotoxy 
+    // [153] phi from cputsxy to gotoxy [phi:cputsxy->gotoxy]
+    // [153] phi (byte) gotoxy::x#4 = (byte) gotoxy::x#3 [phi:cputsxy->gotoxy#0] -- register_copy 
+    // [153] phi (byte) gotoxy::y#4 = (byte) gotoxy::y#3 [phi:cputsxy->gotoxy#1] -- register_copy 
+    jsr gotoxy
+    // [170] phi from cputsxy to cputsxy::@1 [phi:cputsxy->cputsxy::@1]
+    // cputsxy::@1
+    // cputs(s)
+    // [171] call cputs 
+    // [173] phi from cputsxy::@1 to cputs [phi:cputsxy::@1->cputs]
+    jsr cputs
+    // cputsxy::@return
+    // }
+    // [172] return 
+    rts
+}
+  // cputs
+// Output a NUL-terminated string at the current cursor position
+// cputs(byte* zp($d) s)
+cputs: {
+    .label s = $d
+    // [174] phi from cputs to cputs::@1 [phi:cputs->cputs::@1]
+    // [174] phi (to_nomodify byte*) cputs::s#2 = (const byte*) num_buffer [phi:cputs->cputs::@1#0] -- pbuz1=pbuc1 
+    lda #<num_buffer
+    sta.z s
+    lda #>num_buffer
+    sta.z s+1
+    // cputs::@1
+  __b1:
+    // c=*s++
+    // [175] (byte) cputs::c#1 ← *((to_nomodify byte*) cputs::s#2) -- vbuaa=_deref_pbuz1 
+    ldy #0
+    lda (s),y
+    // while(c=*s++)
+    // [176] (to_nomodify byte*) cputs::s#0 ← ++ (to_nomodify byte*) cputs::s#2 -- pbuz1=_inc_pbuz1 
+    inc.z s
+    bne !+
+    inc.z s+1
+  !:
+    // [177] if((byte) 0!=(byte) cputs::c#1) goto cputs::@2 -- vbuc1_neq_vbuaa_then_la1 
+    cmp #0
+    bne __b2
+    // cputs::@return
+    // }
+    // [178] return 
+    rts
+    // cputs::@2
+  __b2:
+    // cputc(c)
+    // [179] (byte) cputc::c#0 ← (byte) cputs::c#1 -- vbuxx=vbuaa 
+    tax
+    // [180] call cputc 
+    // [78] phi from cputs::@2 to cputc [phi:cputs::@2->cputc]
+    // [78] phi (byte) cputc::c#2 = (byte) cputc::c#0 [phi:cputs::@2->cputc#0] -- register_copy 
+    jsr cputc
+    // [174] phi from cputs::@2 to cputs::@1 [phi:cputs::@2->cputs::@1]
+    // [174] phi (to_nomodify byte*) cputs::s#2 = (to_nomodify byte*) cputs::s#0 [phi:cputs::@2->cputs::@1#0] -- register_copy 
+    jmp __b1
+}
+  // uctoa
+// Converts unsigned number value to a string representing it in RADIX format.
+// If the leading digits are zero they are not included in the string.
+// - value : The number to be converted to RADIX
+// - buffer : receives the string representing the number and zero-termination.
+// - radix : The radix to convert the number to (from the enum RADIX)
+// uctoa(byte register(X) value, byte* zp($f) buffer)
+uctoa: {
+    .const max_digits = 2
+    .label digit_value = $1b
+    .label buffer = $f
+    .label digit = $11
+    .label started = $12
+    // [182] phi from uctoa to uctoa::@1 [phi:uctoa->uctoa::@1]
+    // [182] phi (byte*) uctoa::buffer#11 = (const byte*) num_buffer [phi:uctoa->uctoa::@1#0] -- pbuz1=pbuc1 
+    lda #<num_buffer
+    sta.z buffer
+    lda #>num_buffer
+    sta.z buffer+1
+    // [182] phi (byte) uctoa::started#2 = (byte) 0 [phi:uctoa->uctoa::@1#1] -- vbuz1=vbuc1 
+    lda #0
+    sta.z started
+    // [182] phi (byte) uctoa::value#2 = (byte) uctoa::value#1 [phi:uctoa->uctoa::@1#2] -- register_copy 
+    // [182] phi (byte) uctoa::digit#2 = (byte) 0 [phi:uctoa->uctoa::@1#3] -- vbuz1=vbuc1 
+    sta.z digit
+    // uctoa::@1
+  __b1:
+    // for( char digit=0; digit<max_digits-1; digit++ )
+    // [183] if((byte) uctoa::digit#2<(const byte) uctoa::max_digits#2-(byte) 1) goto uctoa::@2 -- vbuz1_lt_vbuc1_then_la1 
+    lda.z digit
+    cmp #max_digits-1
+    bcc __b2
+    // uctoa::@3
+    // *buffer++ = DIGITS[(char)value]
+    // [184] *((byte*) uctoa::buffer#11) ← *((const byte*) DIGITS + (byte) uctoa::value#2) -- _deref_pbuz1=pbuc1_derefidx_vbuxx 
+    lda DIGITS,x
+    ldy #0
+    sta (buffer),y
+    // *buffer++ = DIGITS[(char)value];
+    // [185] (byte*) uctoa::buffer#3 ← ++ (byte*) uctoa::buffer#11 -- pbuz1=_inc_pbuz1 
+    inc.z buffer
+    bne !+
+    inc.z buffer+1
+  !:
+    // *buffer = 0
+    // [186] *((byte*) uctoa::buffer#3) ← (byte) 0 -- _deref_pbuz1=vbuc1 
+    lda #0
+    tay
+    sta (buffer),y
+    // uctoa::@return
+    // }
+    // [187] return 
+    rts
+    // uctoa::@2
+  __b2:
+    // digit_value = digit_values[digit]
+    // [188] (byte) uctoa::digit_value#0 ← *((const byte*) RADIX_HEXADECIMAL_VALUES_CHAR + (byte) uctoa::digit#2) -- vbuz1=pbuc1_derefidx_vbuz2 
+    ldy.z digit
+    lda RADIX_HEXADECIMAL_VALUES_CHAR,y
+    sta.z digit_value
+    // if (started || value >= digit_value)
+    // [189] if((byte) 0!=(byte) uctoa::started#2) goto uctoa::@5 -- vbuc1_neq_vbuz1_then_la1 
+    lda #0
+    cmp.z started
+    bne __b5
+    // uctoa::@7
+    // [190] if((byte) uctoa::value#2>=(byte) uctoa::digit_value#0) goto uctoa::@5 -- vbuxx_ge_vbuz1_then_la1 
+    cpx.z digit_value
+    bcs __b5
+    // [191] phi from uctoa::@7 to uctoa::@4 [phi:uctoa::@7->uctoa::@4]
+    // [191] phi (byte*) uctoa::buffer#14 = (byte*) uctoa::buffer#11 [phi:uctoa::@7->uctoa::@4#0] -- register_copy 
+    // [191] phi (byte) uctoa::started#4 = (byte) uctoa::started#2 [phi:uctoa::@7->uctoa::@4#1] -- register_copy 
+    // [191] phi (byte) uctoa::value#6 = (byte) uctoa::value#2 [phi:uctoa::@7->uctoa::@4#2] -- register_copy 
+    // uctoa::@4
+  __b4:
+    // for( char digit=0; digit<max_digits-1; digit++ )
+    // [192] (byte) uctoa::digit#1 ← ++ (byte) uctoa::digit#2 -- vbuz1=_inc_vbuz1 
+    inc.z digit
+    // [182] phi from uctoa::@4 to uctoa::@1 [phi:uctoa::@4->uctoa::@1]
+    // [182] phi (byte*) uctoa::buffer#11 = (byte*) uctoa::buffer#14 [phi:uctoa::@4->uctoa::@1#0] -- register_copy 
+    // [182] phi (byte) uctoa::started#2 = (byte) uctoa::started#4 [phi:uctoa::@4->uctoa::@1#1] -- register_copy 
+    // [182] phi (byte) uctoa::value#2 = (byte) uctoa::value#6 [phi:uctoa::@4->uctoa::@1#2] -- register_copy 
+    // [182] phi (byte) uctoa::digit#2 = (byte) uctoa::digit#1 [phi:uctoa::@4->uctoa::@1#3] -- register_copy 
+    jmp __b1
+    // uctoa::@5
+  __b5:
+    // uctoa_append(buffer++, value, digit_value)
+    // [193] (byte*) uctoa_append::buffer#0 ← (byte*) uctoa::buffer#11
+    // [194] (byte) uctoa_append::value#0 ← (byte) uctoa::value#2
+    // [195] (byte) uctoa_append::sub#0 ← (byte) uctoa::digit_value#0
+    // [196] call uctoa_append 
+    // [200] phi from uctoa::@5 to uctoa_append [phi:uctoa::@5->uctoa_append]
+    jsr uctoa_append
+    // uctoa_append(buffer++, value, digit_value)
+    // [197] (byte) uctoa_append::return#0 ← (byte) uctoa_append::value#2
+    // uctoa::@6
+    // value = uctoa_append(buffer++, value, digit_value)
+    // [198] (byte) uctoa::value#0 ← (byte) uctoa_append::return#0
+    // value = uctoa_append(buffer++, value, digit_value);
+    // [199] (byte*) uctoa::buffer#4 ← ++ (byte*) uctoa::buffer#11 -- pbuz1=_inc_pbuz1 
+    inc.z buffer
+    bne !+
+    inc.z buffer+1
+  !:
+    // [191] phi from uctoa::@6 to uctoa::@4 [phi:uctoa::@6->uctoa::@4]
+    // [191] phi (byte*) uctoa::buffer#14 = (byte*) uctoa::buffer#4 [phi:uctoa::@6->uctoa::@4#0] -- register_copy 
+    // [191] phi (byte) uctoa::started#4 = (byte) 1 [phi:uctoa::@6->uctoa::@4#1] -- vbuz1=vbuc1 
+    lda #1
+    sta.z started
+    // [191] phi (byte) uctoa::value#6 = (byte) uctoa::value#0 [phi:uctoa::@6->uctoa::@4#2] -- register_copy 
+    jmp __b4
+}
+  // uctoa_append
+// Used to convert a single digit of an unsigned number value to a string representation
+// Counts a single digit up from '0' as long as the value is larger than sub.
+// Each time the digit is increased sub is subtracted from value.
+// - buffer : pointer to the char that receives the digit
+// - value : The value where the digit will be derived from
+// - sub : the value of a '1' in the digit. Subtracted continually while the digit is increased.
+//        (For decimal the subs used are 10000, 1000, 100, 10, 1)
+// returns : the value reduced by sub * digit so that it is less than sub.
+// uctoa_append(byte* zp($f) buffer, byte register(X) value, byte zp($1b) sub)
+uctoa_append: {
+    .label buffer = $f
+    .label sub = $1b
+    // [201] phi from uctoa_append to uctoa_append::@1 [phi:uctoa_append->uctoa_append::@1]
+    // [201] phi (byte) uctoa_append::digit#2 = (byte) 0 [phi:uctoa_append->uctoa_append::@1#0] -- vbuyy=vbuc1 
+    ldy #0
+    // [201] phi (byte) uctoa_append::value#2 = (byte) uctoa_append::value#0 [phi:uctoa_append->uctoa_append::@1#1] -- register_copy 
+    // uctoa_append::@1
+  __b1:
+    // while (value >= sub)
+    // [202] if((byte) uctoa_append::value#2>=(byte) uctoa_append::sub#0) goto uctoa_append::@2 -- vbuxx_ge_vbuz1_then_la1 
+    cpx.z sub
+    bcs __b2
+    // uctoa_append::@3
+    // *buffer = DIGITS[digit]
+    // [203] *((byte*) uctoa_append::buffer#0) ← *((const byte*) DIGITS + (byte) uctoa_append::digit#2) -- _deref_pbuz1=pbuc1_derefidx_vbuyy 
+    lda DIGITS,y
+    ldy #0
+    sta (buffer),y
+    // uctoa_append::@return
+    // }
+    // [204] return 
+    rts
+    // uctoa_append::@2
+  __b2:
+    // digit++;
+    // [205] (byte) uctoa_append::digit#1 ← ++ (byte) uctoa_append::digit#2 -- vbuyy=_inc_vbuyy 
+    iny
+    // value -= sub
+    // [206] (byte) uctoa_append::value#1 ← (byte) uctoa_append::value#2 - (byte) uctoa_append::sub#0 -- vbuxx=vbuxx_minus_vbuz1 
+    txa
+    sec
+    sbc.z sub
+    tax
+    // [201] phi from uctoa_append::@2 to uctoa_append::@1 [phi:uctoa_append::@2->uctoa_append::@1]
+    // [201] phi (byte) uctoa_append::digit#2 = (byte) uctoa_append::digit#1 [phi:uctoa_append::@2->uctoa_append::@1#0] -- register_copy 
+    // [201] phi (byte) uctoa_append::value#2 = (byte) uctoa_append::value#1 [phi:uctoa_append::@2->uctoa_append::@1#1] -- register_copy 
     jmp __b1
 }
   // clrscr
 // clears the screen and moves the cursor to the upper left-hand corner of the screen.
 clrscr: {
     // ppuDataFill(CONIO_SCREEN_TEXT, ' ', 0x3c0)
-    // [120] call ppuDataFill 
-    // [109] phi from clrscr to ppuDataFill [phi:clrscr->ppuDataFill]
-    // [109] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:clrscr->ppuDataFill#0] -- vbuxx=vbuc1 
+    // [208] call ppuDataFill 
+    // [136] phi from clrscr to ppuDataFill [phi:clrscr->ppuDataFill]
+    // [136] phi (byte) ppuDataFill::val#10 = (byte) ' ' [phi:clrscr->ppuDataFill#0] -- vbuxx=vbuc1 
     ldx #' '
-    // [109] phi (word) ppuDataFill::size#5 = (word) $3c0 [phi:clrscr->ppuDataFill#1] -- vwuz1=vwuc1 
+    // [136] phi (word) ppuDataFill::size#5 = (word) $3c0 [phi:clrscr->ppuDataFill#1] -- vwuz1=vwuc1 
     lda #<$3c0
     sta.z ppuDataFill.size
     lda #>$3c0
     sta.z ppuDataFill.size+1
-    // [109] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0 [phi:clrscr->ppuDataFill#2] -- pvoz1=pvoc1 
+    // [136] phi (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 = (void*)(const nomodify byte*) PPU_NAME_TABLE_0 [phi:clrscr->ppuDataFill#2] -- pvoz1=pvoc1 
     lda #<PPU_NAME_TABLE_0
     sta.z ppuDataFill.ppuDataPrepare1_ppuData
     lda #>PPU_NAME_TABLE_0
@@ -6228,97 +9698,22 @@ clrscr: {
     jsr ppuDataFill
     // clrscr::@1
     // conio_cursor_x = 0
-    // [121] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
+    // [209] (byte) conio_cursor_x ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z conio_cursor_x
     // conio_cursor_y = 0
-    // [122] (byte) conio_cursor_y ← (byte) 0 -- vbuz1=vbuc1 
+    // [210] (byte) conio_cursor_y ← (byte) 0 -- vbuz1=vbuc1 
     sta.z conio_cursor_y
     // conio_line_text = CONIO_SCREEN_TEXT
-    // [123] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 -- pbuz1=pbuc1 
+    // [211] (byte*) conio_line_text ← (const nomodify byte*) PPU_NAME_TABLE_0 -- pbuz1=pbuc1 
     lda #<PPU_NAME_TABLE_0
     sta.z conio_line_text
     lda #>PPU_NAME_TABLE_0
     sta.z conio_line_text+1
     // clrscr::@return
     // }
-    // [124] return 
+    // [212] return 
     rts
-}
-  // ppuDataTransfer
-// Transfer a number of bytes from the CPU memory to the PPU memory
-// - cpuData : Pointer to the CPU memory (RAM of ROM)
-// - ppuData : Pointer in the PPU memory
-// - size : The number of bytes to transfer
-ppuDataTransfer: {
-    .const size = $20*SIZEOF_BYTE
-    .label ppuData = PPU_PALETTE
-    .label cpuData = PALETTE
-    // Transfer to PPU
-    .label cpuSrc = 9
-    .label i = 7
-    // ppuDataTransfer::ppuDataPrepare1
-    // PPU->PPUADDR = >ppuData
-    // [126] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← >(const nomodify void*) ppuDataTransfer::ppuData#0 -- _deref_pbuc1=vbuc2 
-    lda #>ppuData
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // PPU->PPUADDR = <ppuData
-    // [127] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUADDR) ← (byte) 0 -- _deref_pbuc1=vbuc2 
-    lda #0
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUADDR
-    // [128] phi from ppuDataTransfer::ppuDataPrepare1 to ppuDataTransfer::@1 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1]
-    // [128] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*)(const nomodify void*) ppuDataTransfer::cpuData#0 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1#0] -- pbuz1=pbuc1 
-    lda #<cpuData
-    sta.z cpuSrc
-    lda #>cpuData
-    sta.z cpuSrc+1
-    // [128] phi (word) ppuDataTransfer::i#2 = (word) 0 [phi:ppuDataTransfer::ppuDataPrepare1->ppuDataTransfer::@1#1] -- vwuz1=vwuc1 
-    lda #<0
-    sta.z i
-    sta.z i+1
-    // ppuDataTransfer::@1
-  __b1:
-    // for(unsigned int i=0;i<size;i++)
-    // [129] if((word) ppuDataTransfer::i#2<(const word) ppuDataTransfer::size#0) goto ppuDataTransfer::@2 -- vwuz1_lt_vwuc1_then_la1 
-    lda.z i+1
-    cmp #>size
-    bcc __b2
-    bne !+
-    lda.z i
-    cmp #<size
-    bcc __b2
-  !:
-    // ppuDataTransfer::@return
-    // }
-    // [130] return 
-    rts
-    // ppuDataTransfer::@2
-  __b2:
-    // ppuDataPut(*cpuSrc++)
-    // [131] (byte) ppuDataTransfer::ppuDataPut1_val#0 ← *((byte*) ppuDataTransfer::cpuSrc#2) -- vbuaa=_deref_pbuz1 
-    ldy #0
-    lda (cpuSrc),y
-    // ppuDataTransfer::ppuDataPut1
-    // PPU->PPUDATA = val
-    // [132] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUDATA) ← (byte) ppuDataTransfer::ppuDataPut1_val#0 -- _deref_pbuc1=vbuaa 
-    sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUDATA
-    // ppuDataTransfer::@3
-    // ppuDataPut(*cpuSrc++);
-    // [133] (byte*) ppuDataTransfer::cpuSrc#1 ← ++ (byte*) ppuDataTransfer::cpuSrc#2 -- pbuz1=_inc_pbuz1 
-    inc.z cpuSrc
-    bne !+
-    inc.z cpuSrc+1
-  !:
-    // for(unsigned int i=0;i<size;i++)
-    // [134] (word) ppuDataTransfer::i#1 ← ++ (word) ppuDataTransfer::i#2 -- vwuz1=_inc_vwuz1 
-    inc.z i
-    bne !+
-    inc.z i+1
-  !:
-    // [128] phi from ppuDataTransfer::@3 to ppuDataTransfer::@1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1]
-    // [128] phi (byte*) ppuDataTransfer::cpuSrc#2 = (byte*) ppuDataTransfer::cpuSrc#1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#0] -- register_copy 
-    // [128] phi (word) ppuDataTransfer::i#2 = (word) ppuDataTransfer::i#1 [phi:ppuDataTransfer::@3->ppuDataTransfer::@1#1] -- register_copy 
-    jmp __b1
 }
   // vblank
 // NMI Called when the PPU refreshes the screen (also known as the V-Blank period)
@@ -6330,98 +9725,98 @@ vblank: {
     tya
     pha
     // readJoy1()
-    // [136] call readJoy1 
+    // [214] call readJoy1 
     jsr readJoy1
-    // [137] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2
+    // [215] (byte) readJoy1::return#2 ← (byte) readJoy1::joy#2
     // vblank::@11
     // joy = readJoy1()
-    // [138] (byte) vblank::joy#0 ← (byte) readJoy1::return#2 -- vbuxx=vbuaa 
+    // [216] (byte) vblank::joy#0 ← (byte) readJoy1::return#2 -- vbuxx=vbuaa 
     tax
     // joy&JOY_DOWN
-    // [139] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN -- vbuaa=vbuxx_band_vbuc1 
+    // [217] (byte~) vblank::$1 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_DOWN -- vbuaa=vbuxx_band_vbuc1 
     txa
     and #JOY_DOWN
     // if(joy&JOY_DOWN)
-    // [140] if((byte) 0==(byte~) vblank::$1) goto vblank::@1 -- vbuc1_eq_vbuaa_then_la1 
+    // [218] if((byte) 0==(byte~) vblank::$1) goto vblank::@1 -- vbuc1_eq_vbuaa_then_la1 
     cmp #0
     beq __b1
     // vblank::@5
     // if(++y_scroll==240)
-    // [141] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll -- vbuz1=_inc_vbuz1 
+    // [219] (volatile byte) y_scroll ← ++ (volatile byte) y_scroll -- vbuz1=_inc_vbuz1 
     inc.z y_scroll
-    // [142] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 -- vbuz1_neq_vbuc1_then_la1 
+    // [220] if((volatile byte) y_scroll!=(byte) $f0) goto vblank::@1 -- vbuz1_neq_vbuc1_then_la1 
     lda #$f0
     cmp.z y_scroll
     bne __b1
     // vblank::@6
     // y_scroll=0
-    // [143] (volatile byte) y_scroll ← (byte) 0 -- vbuz1=vbuc1 
+    // [221] (volatile byte) y_scroll ← (byte) 0 -- vbuz1=vbuc1 
     lda #0
     sta.z y_scroll
     // vblank::@1
   __b1:
     // joy&JOY_UP
-    // [144] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP -- vbuaa=vbuxx_band_vbuc1 
+    // [222] (byte~) vblank::$3 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_UP -- vbuaa=vbuxx_band_vbuc1 
     txa
     and #JOY_UP
     // if(joy&JOY_UP)
-    // [145] if((byte) 0==(byte~) vblank::$3) goto vblank::@2 -- vbuc1_eq_vbuaa_then_la1 
+    // [223] if((byte) 0==(byte~) vblank::$3) goto vblank::@2 -- vbuc1_eq_vbuaa_then_la1 
     cmp #0
     beq __b2
     // vblank::@7
     // if(--y_scroll==255)
-    // [146] (volatile byte) y_scroll ← -- (volatile byte) y_scroll -- vbuz1=_dec_vbuz1 
+    // [224] (volatile byte) y_scroll ← -- (volatile byte) y_scroll -- vbuz1=_dec_vbuz1 
     dec.z y_scroll
-    // [147] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 -- vbuz1_neq_vbuc1_then_la1 
+    // [225] if((volatile byte) y_scroll!=(byte) $ff) goto vblank::@2 -- vbuz1_neq_vbuc1_then_la1 
     lda #$ff
     cmp.z y_scroll
     bne __b2
     // vblank::@8
     // y_scroll=239
-    // [148] (volatile byte) y_scroll ← (byte) $ef -- vbuz1=vbuc1 
+    // [226] (volatile byte) y_scroll ← (byte) $ef -- vbuz1=vbuc1 
     lda #$ef
     sta.z y_scroll
     // vblank::@2
   __b2:
     // joy&JOY_LEFT
-    // [149] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT -- vbuaa=vbuxx_band_vbuc1 
+    // [227] (byte~) vblank::$5 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_LEFT -- vbuaa=vbuxx_band_vbuc1 
     txa
     and #JOY_LEFT
     // if(joy&JOY_LEFT)
-    // [150] if((byte) 0==(byte~) vblank::$5) goto vblank::@3 -- vbuc1_eq_vbuaa_then_la1 
+    // [228] if((byte) 0==(byte~) vblank::$5) goto vblank::@3 -- vbuc1_eq_vbuaa_then_la1 
     cmp #0
     beq __b3
     // vblank::@9
     // x_scroll++;
-    // [151] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll -- vbuz1=_inc_vbuz1 
+    // [229] (volatile byte) x_scroll ← ++ (volatile byte) x_scroll -- vbuz1=_inc_vbuz1 
     inc.z x_scroll
     // vblank::@3
   __b3:
     // joy&JOY_RIGHT
-    // [152] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT -- vbuaa=vbuxx_band_vbuc1 
+    // [230] (byte~) vblank::$7 ← (byte) vblank::joy#0 & (const nomodify byte) JOY_RIGHT -- vbuaa=vbuxx_band_vbuc1 
     txa
     and #JOY_RIGHT
     // if(joy&JOY_RIGHT)
-    // [153] if((byte) 0==(byte~) vblank::$7) goto vblank::@4 -- vbuc1_eq_vbuaa_then_la1 
+    // [231] if((byte) 0==(byte~) vblank::$7) goto vblank::@4 -- vbuc1_eq_vbuaa_then_la1 
     cmp #0
     beq __b4
     // vblank::@10
     // x_scroll--;
-    // [154] (volatile byte) x_scroll ← -- (volatile byte) x_scroll -- vbuz1=_dec_vbuz1 
+    // [232] (volatile byte) x_scroll ← -- (volatile byte) x_scroll -- vbuz1=_dec_vbuz1 
     dec.z x_scroll
     // vblank::@4
   __b4:
     // PPU->PPUSCROLL = x_scroll
-    // [155] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll -- _deref_pbuc1=vbuz1 
+    // [233] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) x_scroll -- _deref_pbuc1=vbuz1 
     lda.z x_scroll
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
     // PPU->PPUSCROLL = y_scroll
-    // [156] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll -- _deref_pbuc1=vbuz1 
+    // [234] *((byte*)(const struct RICOH_2C02*) PPU+(const byte) OFFSET_STRUCT_RICOH_2C02_PPUSCROLL) ← (volatile byte) y_scroll -- _deref_pbuc1=vbuz1 
     lda.z y_scroll
     sta PPU+OFFSET_STRUCT_RICOH_2C02_PPUSCROLL
     // vblank::@return
     // }
-    // [157] return  - exit interrupt(HARDWARE_STACK)
+    // [235] return  - exit interrupt(HARDWARE_STACK)
     pla
     tay
     pla
@@ -6441,52 +9836,60 @@ vblank: {
 // - bit 6: B
 // - bit 7: A
 readJoy1: {
-    .label __1 = $13
+    .label __1 = $1c
     // APU->JOY1 = 1
-    // [158] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 -- _deref_pbuc1=vbuc2 
+    // [236] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 1 -- _deref_pbuc1=vbuc2 
     // Latch the controller buttons
     lda #1
     sta APU+OFFSET_STRUCT_RICOH_2A03_JOY1
     // APU->JOY1 = 0
-    // [159] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 -- _deref_pbuc1=vbuc2 
+    // [237] *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) ← (byte) 0 -- _deref_pbuc1=vbuc2 
     lda #0
     sta APU+OFFSET_STRUCT_RICOH_2A03_JOY1
-    // [160] phi from readJoy1 to readJoy1::@1 [phi:readJoy1->readJoy1::@1]
-    // [160] phi (byte) readJoy1::joy#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#0] -- vbuaa=vbuc1 
-    // [160] phi (byte) readJoy1::i#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#1] -- vbuxx=vbuc1 
+    // [238] phi from readJoy1 to readJoy1::@1 [phi:readJoy1->readJoy1::@1]
+    // [238] phi (byte) readJoy1::joy#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#0] -- vbuaa=vbuc1 
+    // [238] phi (byte) readJoy1::i#2 = (byte) 0 [phi:readJoy1->readJoy1::@1#1] -- vbuxx=vbuc1 
     tax
     // readJoy1::@1
   __b1:
     // for(char i=0;i<8;i++)
-    // [161] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2 -- vbuxx_lt_vbuc1_then_la1 
+    // [239] if((byte) readJoy1::i#2<(byte) 8) goto readJoy1::@2 -- vbuxx_lt_vbuc1_then_la1 
     cpx #8
     bcc __b2
     // readJoy1::@return
     // }
-    // [162] return 
+    // [240] return 
     rts
     // readJoy1::@2
   __b2:
     // joy<<1
-    // [163] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 -- vbuz1=vbuaa_rol_1 
+    // [241] (byte~) readJoy1::$1 ← (byte) readJoy1::joy#2 << (byte) 1 -- vbuz1=vbuaa_rol_1 
     asl
     sta.z __1
     // APU->JOY1&1
-    // [164] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 -- vbuaa=_deref_pbuc1_band_vbuc2 
+    // [242] (byte~) readJoy1::$2 ← *((byte*)(const struct RICOH_2A03*) APU+(const byte) OFFSET_STRUCT_RICOH_2A03_JOY1) & (byte) 1 -- vbuaa=_deref_pbuc1_band_vbuc2 
     lda #1
     and APU+OFFSET_STRUCT_RICOH_2A03_JOY1
     // joy = joy<<1 | APU->JOY1&1
-    // [165] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2 -- vbuaa=vbuz1_bor_vbuaa 
+    // [243] (byte) readJoy1::joy#1 ← (byte~) readJoy1::$1 | (byte~) readJoy1::$2 -- vbuaa=vbuz1_bor_vbuaa 
     ora.z __1
     // for(char i=0;i<8;i++)
-    // [166] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2 -- vbuxx=_inc_vbuxx 
+    // [244] (byte) readJoy1::i#1 ← ++ (byte) readJoy1::i#2 -- vbuxx=_inc_vbuxx 
     inx
-    // [160] phi from readJoy1::@2 to readJoy1::@1 [phi:readJoy1::@2->readJoy1::@1]
-    // [160] phi (byte) readJoy1::joy#2 = (byte) readJoy1::joy#1 [phi:readJoy1::@2->readJoy1::@1#0] -- register_copy 
-    // [160] phi (byte) readJoy1::i#2 = (byte) readJoy1::i#1 [phi:readJoy1::@2->readJoy1::@1#1] -- register_copy 
+    // [238] phi from readJoy1::@2 to readJoy1::@1 [phi:readJoy1::@2->readJoy1::@1]
+    // [238] phi (byte) readJoy1::joy#2 = (byte) readJoy1::joy#1 [phi:readJoy1::@2->readJoy1::@1#0] -- register_copy 
+    // [238] phi (byte) readJoy1::i#2 = (byte) readJoy1::i#1 [phi:readJoy1::@2->readJoy1::@1#1] -- register_copy 
     jmp __b1
 }
   // File Data
+.segment Data
+  // The digits used for numbers
+  DIGITS: .text "0123456789abcdef"
+  // Values of hexadecimal digits
+  RADIX_HEXADECIMAL_VALUES_CHAR: .byte $10
+.segment GameRam
+  num_buffer: .fill $b, 0
+  scroll_buffer: .fill $20, 0
 .segment Data
   // Color Palette
   PALETTE: .byte 1, $21, $f, $30, 1, $21, $f, $30, 1, $21, $f, $30, 1, $21, $f, $30, 1, $f, $30, 8, 1, $f, $18, 8, 1, $30, $37, $1a, $f, $f, $f, $f
diff --git a/src/test/ref/examples/nes-conio/nes-conio.sym b/src/test/ref/examples/nes-conio/nes-conio.sym
index 40d97f996..c1aa53447 100644
--- a/src/test/ref/examples/nes-conio/nes-conio.sym
+++ b/src/test/ref/examples/nes-conio/nes-conio.sym
@@ -4,6 +4,7 @@
 (label) @begin
 (label) @end
 (const struct RICOH_2A03*) APU = (struct RICOH_2A03*) 16384
+(const byte*) DIGITS[]  = (byte*) "0123456789abcdef"z
 (const nomodify byte*) FR_COUNTER = (byte*) 16407
 (const nomodify byte) JOY_DOWN = (byte) 4
 (const nomodify byte) JOY_LEFT = (byte) 2
@@ -23,7 +24,13 @@
 (const nomodify byte*) PPU_ATTRIBUTE_TABLE_1 = (byte*) 10176
 (const nomodify byte*) PPU_NAME_TABLE_0 = (byte*) 8192
 (const nomodify byte*) PPU_PALETTE = (byte*) 16128
-(const to_volatile byte*) PPU_PPUSTATUS = (byte*) 8194
+(const nomodify to_volatile byte*) PPU_PPUDATA = (byte*) 8199
+(const nomodify to_volatile byte*) PPU_PPUSTATUS = (byte*) 8194
+(const byte) RADIX::BINARY = (number) 2
+(const byte) RADIX::DECIMAL = (number) $a
+(const byte) RADIX::HEXADECIMAL = (number) $10
+(const byte) RADIX::OCTAL = (number) 8
+(const byte*) RADIX_HEXADECIMAL_VALUES_CHAR[]  = { (byte) $10 }
 (byte) RICOH_2A03::DMC_FREQ
 (byte) RICOH_2A03::DMC_LEN
 (byte) RICOH_2A03::DMC_RAW
@@ -73,9 +80,9 @@
 (void()) clrscr()
 (label) clrscr::@1
 (label) clrscr::@return
-(byte) conio_cursor_x loadstore zp[1]:11 5189.185185185185
-(byte) conio_cursor_y loadstore zp[1]:12 64002.159999999996
-(byte*) conio_line_text loadstore zp[2]:13 45104.24489795918
+(byte) conio_cursor_x loadstore zp[1]:17 4375315.90625
+(byte) conio_cursor_y loadstore zp[1]:18 6.5306328755102046E7
+(byte*) conio_line_text loadstore zp[2]:19 4.9111335755555555E7
 (void()) cputc((byte) cputc::c)
 (label) cputc::@1
 (label) cputc::@2
@@ -83,7 +90,22 @@
 (label) cputc::@4
 (label) cputc::@return
 (byte) cputc::c
-(byte) cputc::c#0 reg byte x 7001.0
+(byte) cputc::c#0 reg byte x 2000002.0
+(byte) cputc::c#1 reg byte x 2002.0
+(byte) cputc::c#2 reg byte x 7000334.666666666
+(void()) cputcxy((byte) cputcxy::x , (byte) cputcxy::y , (byte) cputcxy::c)
+(label) cputcxy::@1
+(label) cputcxy::@return
+(byte) cputcxy::c
+(byte) cputcxy::c#4 reg byte y 250.25
+(byte) cputcxy::x
+(byte) cputcxy::x#0 reg byte x 202.0
+(byte) cputcxy::x#1 reg byte x 202.0
+(byte) cputcxy::x#4 reg byte x 1203.0
+(byte) cputcxy::y
+(byte) cputcxy::y#2 reg byte a 202.0
+(byte) cputcxy::y#3 reg byte a 202.0
+(byte) cputcxy::y#4 reg byte a 601.5
 (void()) cputln()
 (label) cputln::@return
 (void()) cputs((to_nomodify byte*) cputs::s)
@@ -91,10 +113,18 @@
 (label) cputs::@2
 (label) cputs::@return
 (byte) cputs::c
-(byte) cputs::c#1 reg byte a 1001.0
+(byte) cputs::c#1 reg byte a 1000001.0
 (to_nomodify byte*) cputs::s
-(to_nomodify byte*) cputs::s#0 s zp[2]:7 500.5
-(to_nomodify byte*) cputs::s#2 s zp[2]:7 1501.5
+(to_nomodify byte*) cputs::s#0 s zp[2]:13 500000.5
+(to_nomodify byte*) cputs::s#2 s zp[2]:13 1500001.5
+(void()) cputsxy((byte) cputsxy::x , (byte) cputsxy::y , (to_nomodify byte*) cputsxy::s)
+(label) cputsxy::@1
+(label) cputsxy::@return
+(to_nomodify byte*) cputsxy::s
+(byte) cputsxy::x
+(byte) cputsxy::x#0 reg byte x 551.0
+(byte) cputsxy::y
+(byte) cputsxy::y#0 reg byte a 551.0
 (void()) cscroll()
 (label) cscroll::@1
 (label) cscroll::@2
@@ -102,34 +132,59 @@
 (label) cscroll::@4
 (label) cscroll::@5
 (label) cscroll::@6
-(label) cscroll::@7
-(label) cscroll::@8
 (label) cscroll::@return
-(byte) cscroll::ch
-(byte) cscroll::ch#0 reg byte x 6.666666673333334E8
 (byte*) cscroll::line1
-(byte*) cscroll::line1#1 line1 zp[2]:3 1.000000001E9
-(byte*) cscroll::line1#2 line1 zp[2]:3 2.0000000036363637E8
-(byte*) cscroll::line1#6 line1 zp[2]:3 1.00000001E8
+(byte*) cscroll::line1#1 line1 zp[2]:23 6.666666666673334E11
+(byte*) cscroll::line1#2 line1 zp[2]:23 3.333333333336667E11
 (byte*) cscroll::line2
-(byte*) cscroll::line2#1 line2 zp[2]:9 3.333333336666667E8
-(byte*) cscroll::line2#2 line2 zp[2]:9 3.1428571485714287E8
-(byte*) cscroll::line2#6 line2 zp[2]:9 1.00000001E8
-(byte) cscroll::x
-(byte) cscroll::x#1 reg byte y 2.000000002E9
-(byte) cscroll::x#2 reg byte y 2.72727273E8
+(byte*) cscroll::line2#1 line2 zp[2]:15 1.000000000001E12
+(byte*) cscroll::line2#2 line2 zp[2]:15 2.857142857145714E11
 (byte) cscroll::y
-(byte) cscroll::y#1 y zp[1]:2 2.00000002E8
-(byte) cscroll::y#2 y zp[1]:2 2.142857164285714E7
+(byte) cscroll::y#1 reg byte x 2.000000000002E12
+(byte) cscroll::y#2 reg byte x 3.75000000000375E11
+(void()) gotoxy((byte) gotoxy::x , (byte) gotoxy::y)
+(byte*~) gotoxy::$5 zp[2]:19 20002.0
+(word~) gotoxy::$6 zp[2]:19 20002.0
+(label) gotoxy::@1
+(label) gotoxy::@2
+(label) gotoxy::@3
+(label) gotoxy::@4
+(label) gotoxy::@return
+(word) gotoxy::line_offset
+(word) gotoxy::line_offset#0 line_offset zp[2]:19 20002.0
+(byte) gotoxy::x
+(byte) gotoxy::x#2 reg byte x 1001.0
+(byte) gotoxy::x#3 reg byte x 1001.0
+(byte) gotoxy::x#4 reg byte x 3667.333333333333
+(byte) gotoxy::x#5 reg byte x 20002.0
+(byte) gotoxy::y
+(byte) gotoxy::y#2 reg byte a 2002.0
+(byte) gotoxy::y#3 reg byte a 2002.0
+(byte) gotoxy::y#4 reg byte a 7334.666666666666
+(byte) gotoxy::y#5 reg byte a 3333.6666666666665
 (void()) main()
 (label) main::@1
+(label) main::@10
+(label) main::@11
+(label) main::@12
+(label) main::@13
+(label) main::@14
+(label) main::@15
+(label) main::@16
+(label) main::@17
+(label) main::@18
 (label) main::@2
 (label) main::@3
 (label) main::@4
 (label) main::@5
 (label) main::@6
 (label) main::@7
+(label) main::@8
+(label) main::@9
 (label) main::enableVideoOutput1
+(byte) main::i
+(byte) main::i#1 i zp[1]:4 202.0
+(byte) main::i#2 i zp[1]:4 86.57142857142857
 (label) main::initNES1
 (label) main::initNES1_@1
 (label) main::initNES1_@7
@@ -145,84 +200,122 @@
 (label) main::initNES1_waitForVBlank2
 (byte~) main::initNES1_waitForVBlank2_$0 reg byte a 202.0
 (label) main::initNES1_waitForVBlank2_@1
-(const byte*) main::s[(byte) $25]  = (byte*) "hello world!
-i am nes
- look at me 
-
-"
+(label) main::screensizex1
+(byte) main::screensizex1_return
+(const byte) main::screensizex1_return#0 screensizex1_return = (byte) $20
+(label) main::screensizex2
+(byte) main::screensizex2_return
+(const byte) main::screensizex2_return#0 screensizex2_return = (byte) $20
+(label) main::screensizey1
+(byte) main::screensizey1_return
+(const byte) main::screensizey1_return#0 screensizey1_return = (byte) $1e
+(label) main::screensizey2
+(byte) main::screensizey2_return
+(const byte) main::screensizey2_return#0 screensizey2_return = (byte) $1e
+(label) main::screensizey3
+(byte) main::screensizey3_return
+(const byte) main::screensizey3_return#0 screensizey3_return = (byte) $1e
+(byte) main::x
+(byte) main::x#1 x zp[1]:2 202.0
+(byte) main::x#10 x zp[1]:2 72.14285714285714
+(byte) main::y
+(byte) main::y#1 y zp[1]:3 202.0
+(byte) main::y#10 y zp[1]:3 72.14285714285714
+(const byte*) num_buffer[(number) $b]  = { fill( $b, 0) }
+(void()) ppuDataFetch((nomodify void*) ppuDataFetch::cpuData , (nomodify void*) ppuDataFetch::ppuData , (word) ppuDataFetch::size)
+(label) ppuDataFetch::@1
+(label) ppuDataFetch::@2
+(label) ppuDataFetch::@3
+(label) ppuDataFetch::@return
+(nomodify void*) ppuDataFetch::cpuData
+(const nomodify void*) ppuDataFetch::cpuData#0 cpuData = (void*)(const byte*) scroll_buffer
+(byte*) ppuDataFetch::cpuDst
+(byte*) ppuDataFetch::cpuDst#1 cpuDst zp[2]:7 1.0E17
+(byte*) ppuDataFetch::cpuDst#2 cpuDst zp[2]:7 7.5E16
+(word) ppuDataFetch::i
+(word) ppuDataFetch::i#1 i zp[2]:5 2.0E17
+(word) ppuDataFetch::i#2 i zp[2]:5 6.0E16
+(nomodify void*) ppuDataFetch::ppuData
+(nomodify void*) ppuDataFetch::ppuData#0 ppuData zp[2]:25 5.25000000000075E12
+(label) ppuDataFetch::ppuDataPrepare1
+(byte~) ppuDataFetch::ppuDataPrepare1_$0 reg byte a 2.0000000000002E13
+(byte~) ppuDataFetch::ppuDataPrepare1_$1 reg byte a 2.0000000000002E13
+(nomodify void*) ppuDataFetch::ppuDataPrepare1_ppuData
+(label) ppuDataFetch::ppuDataRead1
+(byte) ppuDataFetch::ppuDataRead1_return
+(byte) ppuDataFetch::ppuDataRead1_return#0 reg byte a 2.0E17
+(word) ppuDataFetch::size
+(const word) ppuDataFetch::size#0 size = (byte) $20
 (void()) ppuDataFill((nomodify void*) ppuDataFill::ppuData , (byte) ppuDataFill::val , (word) ppuDataFill::size)
 (label) ppuDataFill::@1
 (label) ppuDataFill::@2
 (label) ppuDataFill::@return
 (word) ppuDataFill::i
-(word) ppuDataFill::i#1 i zp[2]:9 2.00000002E8
-(word) ppuDataFill::i#2 i zp[2]:9 1.00000001E8
+(word) ppuDataFill::i#1 i zp[2]:25 2.000000000002E12
+(word) ppuDataFill::i#2 i zp[2]:25 1.000000000001E12
 (nomodify void*) ppuDataFill::ppuData
 (label) ppuDataFill::ppuDataPrepare1
-(byte~) ppuDataFill::ppuDataPrepare1_$0 reg byte a 2.0000002E7
-(byte~) ppuDataFill::ppuDataPrepare1_$1 reg byte a 2.0000002E7
+(byte~) ppuDataFill::ppuDataPrepare1_$0 reg byte a 2.0000000002E10
+(byte~) ppuDataFill::ppuDataPrepare1_$1 reg byte a 2.0000000002E10
 (nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData
-(nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataPrepare1_ppuData zp[2]:5 6666667.333333333
+(nomodify void*) ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataPrepare1_ppuData zp[2]:9 6.666666667333333E9
 (label) ppuDataFill::ppuDataPut1
 (byte) ppuDataFill::ppuDataPut1_val
 (word) ppuDataFill::size
-(word) ppuDataFill::size#5 size zp[2]:17 1.1111111222222222E7
+(word) ppuDataFill::size#5 size zp[2]:11 1.1111111111122223E11
 (byte) ppuDataFill::val
-(byte) ppuDataFill::val#10 reg byte x 1.1111111222222222E7
-(byte()) ppuDataGet((nomodify void*) ppuDataGet::ppuData)
-(label) ppuDataGet::@return
-(nomodify void*) ppuDataGet::ppuData
-(nomodify void*) ppuDataGet::ppuData#0 ppuData zp[2]:17 5.25000000075E9
-(label) ppuDataGet::ppuDataPrepare1
-(byte~) ppuDataGet::ppuDataPrepare1_$0 reg byte a 2.0000000002E10
-(byte~) ppuDataGet::ppuDataPrepare1_$1 reg byte a 2.0000000002E10
-(nomodify void*) ppuDataGet::ppuDataPrepare1_ppuData
-(label) ppuDataGet::ppuDataRead1
-(byte) ppuDataGet::ppuDataRead1_return
-(byte) ppuDataGet::ppuDataRead1_return#0 reg byte a 3.666666667333333E9
-(byte) ppuDataGet::return
-(byte) ppuDataGet::return#2 reg byte a 2.000000002E9
+(byte) ppuDataFill::val#10 reg byte x 1.1111111111122223E11
 (void()) ppuDataSet((nomodify void*) ppuDataSet::ppuData , (byte) ppuDataSet::val)
 (label) ppuDataSet::@return
 (nomodify void*) ppuDataSet::ppuData
-(nomodify byte*) ppuDataSet::ppuData#0 ppuData zp[2]:5 5000.5
-(nomodify void*) ppuDataSet::ppuData#1 ppuData zp[2]:5 1.000000001E9
+(nomodify byte*) ppuDataSet::ppuData#0 ppuData zp[2]:23 2000000.2
 (label) ppuDataSet::ppuDataPrepare1
-(byte~) ppuDataSet::ppuDataPrepare1_$0 reg byte a 2.0000000002E10
-(byte~) ppuDataSet::ppuDataPrepare1_$1 reg byte a 2.0000000002E10
+(byte~) ppuDataSet::ppuDataPrepare1_$0 reg byte x 2.00000002E8
+(byte~) ppuDataSet::ppuDataPrepare1_$1 reg byte x 2.00000002E8
 (nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData
-(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataPrepare1_ppuData zp[2]:5 7.000003334666666E9
-(nomodify void*) ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataPrepare1_ppuData zp[2]:5 20002.0
 (label) ppuDataSet::ppuDataPut1
 (byte) ppuDataSet::ppuDataPut1_val
 (byte) ppuDataSet::val
-(byte) ppuDataSet::val#0 reg byte x 10001.0
-(byte) ppuDataSet::val#1 reg byte x 2.000000002E9
-(byte) ppuDataSet::val#2 reg byte x 2.2000020006E9
+(byte) ppuDataSet::val#0 reg byte a 1.8333333666666668E7
 (void()) ppuDataTransfer((nomodify void*) ppuDataTransfer::ppuData , (nomodify void*) ppuDataTransfer::cpuData , (word) ppuDataTransfer::size)
 (label) ppuDataTransfer::@1
 (label) ppuDataTransfer::@2
 (label) ppuDataTransfer::@3
+(label) ppuDataTransfer::@4
 (label) ppuDataTransfer::@return
 (nomodify void*) ppuDataTransfer::cpuData
-(const nomodify void*) ppuDataTransfer::cpuData#0 cpuData = (void*)(const byte*) PALETTE
+(nomodify void*) ppuDataTransfer::cpuData#2 cpuData zp[2]:7
 (byte*) ppuDataTransfer::cpuSrc
-(byte*) ppuDataTransfer::cpuSrc#1 cpuSrc zp[2]:9 1001.0
-(byte*) ppuDataTransfer::cpuSrc#2 cpuSrc zp[2]:9 750.75
+(byte*) ppuDataTransfer::cpuSrc#1 cpuSrc zp[2]:7 1.000000000000001E15
+(byte*) ppuDataTransfer::cpuSrc#2 cpuSrc zp[2]:7 7.52500000000001E14
+(byte*) ppuDataTransfer::cpuSrc#6 cpuSrc zp[2]:7 2.0000000000002E13
 (word) ppuDataTransfer::i
-(word) ppuDataTransfer::i#1 i zp[2]:7 2002.0
-(word) ppuDataTransfer::i#2 i zp[2]:7 600.5999999999999
+(word) ppuDataTransfer::i#1 i zp[2]:11 2.000000000000002E15
+(word) ppuDataTransfer::i#2 i zp[2]:11 6.000000000000005E14
 (nomodify void*) ppuDataTransfer::ppuData
-(const nomodify void*) ppuDataTransfer::ppuData#0 ppuData = (void*)(const nomodify byte*) PPU_PALETTE
+(nomodify void*) ppuDataTransfer::ppuData#0 ppuData zp[2]:5 2.000000000002E12
 (label) ppuDataTransfer::ppuDataPrepare1
+(byte~) ppuDataTransfer::ppuDataPrepare1_$0 reg byte a 2.0000000000002E13
+(byte~) ppuDataTransfer::ppuDataPrepare1_$1 reg byte a 2.0000000000002E13
 (nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData
+(nomodify void*) ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataPrepare1_ppuData zp[2]:5 7.000000000001E12
 (label) ppuDataTransfer::ppuDataPut1
 (byte) ppuDataTransfer::ppuDataPut1_val
-(byte) ppuDataTransfer::ppuDataPut1_val#0 reg byte a 2002.0
+(byte) ppuDataTransfer::ppuDataPut1_val#0 reg byte a 2.000000000000002E15
 (word) ppuDataTransfer::size
-(const word) ppuDataTransfer::size#0 size = (byte) $20*(const byte) SIZEOF_BYTE
+(word) ppuDataTransfer::size#3 size zp[2]:9 8.333333333333342E13
+(const byte*) printf_buffer_number::digits[(number) $b]  = { fill( $b, 0) }
+(byte) printf_buffer_number::sign
+(byte) printf_format_number::justify_left
+(byte) printf_format_number::min_length
+(byte) printf_format_number::radix
+(byte) printf_format_number::sign_always
+(byte) printf_format_number::upper_case
+(byte) printf_format_number::zero_padding
+(byte) printf_format_string::justify_left
+(byte) printf_format_string::min_length
 (byte()) readJoy1()
-(byte~) readJoy1::$1 zp[1]:19 101.0
+(byte~) readJoy1::$1 zp[1]:28 101.0
 (byte~) readJoy1::$2 reg byte a 202.0
 (label) readJoy1::@1
 (label) readJoy1::@2
@@ -235,6 +328,56 @@ i am nes
 (byte) readJoy1::joy#2 reg byte a 51.0
 (byte) readJoy1::return
 (byte) readJoy1::return#2 reg byte a 4.0
+(const byte*) scroll_buffer[(number) $20]  = { fill( $20, 0) }
+(void()) uctoa((byte) uctoa::value , (byte*) uctoa::buffer , (byte) uctoa::radix)
+(label) uctoa::@1
+(label) uctoa::@2
+(label) uctoa::@3
+(label) uctoa::@4
+(label) uctoa::@5
+(label) uctoa::@6
+(label) uctoa::@7
+(label) uctoa::@return
+(byte*) uctoa::buffer
+(byte*) uctoa::buffer#11 buffer zp[2]:15 33500.49999999999
+(byte*) uctoa::buffer#14 buffer zp[2]:15 150001.5
+(byte*) uctoa::buffer#3 buffer zp[2]:15 2002.0
+(byte*) uctoa::buffer#4 buffer zp[2]:15 200002.0
+(byte) uctoa::digit
+(byte) uctoa::digit#1 digit zp[1]:17 200002.0
+(byte) uctoa::digit#2 digit zp[1]:17 30769.53846153846
+(byte) uctoa::digit_value
+(byte) uctoa::digit_value#0 digit_value zp[1]:27 60000.600000000006
+(byte*) uctoa::digit_values
+(byte) uctoa::max_digits
+(const byte) uctoa::max_digits#2 max_digits = (byte) 2
+(byte) uctoa::radix
+(byte) uctoa::started
+(byte) uctoa::started#2 started zp[1]:18 60000.600000000006
+(byte) uctoa::started#4 started zp[1]:18 100001.0
+(byte) uctoa::value
+(byte) uctoa::value#0 reg byte x 100001.0
+(byte) uctoa::value#1 reg byte x 551.0
+(byte) uctoa::value#2 reg byte x 67000.99999999999
+(byte) uctoa::value#6 reg byte x 150001.5
+(byte()) uctoa_append((byte*) uctoa_append::buffer , (byte) uctoa_append::value , (byte) uctoa_append::sub)
+(label) uctoa_append::@1
+(label) uctoa_append::@2
+(label) uctoa_append::@3
+(label) uctoa_append::@return
+(byte*) uctoa_append::buffer
+(byte*) uctoa_append::buffer#0 buffer zp[2]:15 137500.25
+(byte) uctoa_append::digit
+(byte) uctoa_append::digit#1 reg byte y 1.000000001E9
+(byte) uctoa_append::digit#2 reg byte y 1.0005000015E9
+(byte) uctoa_append::return
+(byte) uctoa_append::return#0 reg byte x 200002.0
+(byte) uctoa_append::sub
+(byte) uctoa_append::sub#0 sub zp[1]:27 3.333500005E8
+(byte) uctoa_append::value
+(byte) uctoa_append::value#0 reg byte x 366667.3333333334
+(byte) uctoa_append::value#1 reg byte x 2.000000002E9
+(byte) uctoa_append::value#2 reg byte x 5.0018333416666675E8
 interrupt(HARDWARE_STACK)(void()) vblank()
 (byte~) vblank::$1 reg byte a 4.0
 (byte~) vblank::$3 reg byte a 4.0
@@ -254,45 +397,62 @@ interrupt(HARDWARE_STACK)(void()) vblank()
 (label) vblank::@return
 (byte) vblank::joy
 (byte) vblank::joy#0 reg byte x 0.7142857142857142
-(volatile byte) x_scroll loadstore zp[1]:15 1.1500000000000001
-(volatile byte) y_scroll loadstore zp[1]:16 1.4761904761904767
+(volatile byte) x_scroll loadstore zp[1]:21 1.1500000000000001
+(volatile byte) y_scroll loadstore zp[1]:22 1.4761904761904767
 
 reg byte x [ main::initNES1_i#2 main::initNES1_i#1 ]
-zp[1]:2 [ cscroll::y#2 cscroll::y#1 ]
-zp[2]:3 [ cscroll::line1#6 cscroll::line1#2 cscroll::line1#1 ]
-reg byte y [ cscroll::x#2 cscroll::x#1 ]
-reg byte x [ ppuDataSet::val#2 ppuDataSet::val#0 ppuDataSet::val#1 ]
-zp[2]:5 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#0 ppuDataSet::ppuDataPrepare1_ppuData#2 ppuDataSet::ppuData#1 ppuDataSet::ppuData#0 ]
+zp[1]:2 [ main::x#10 main::x#1 ]
+zp[1]:3 [ main::y#10 main::y#1 ]
+zp[1]:4 [ main::i#2 main::i#1 ]
+reg byte x [ cputcxy::x#4 cputcxy::x#0 cputcxy::x#1 ]
+reg byte a [ cputcxy::y#4 cputcxy::y#3 cputcxy::y#2 ]
+reg byte y [ cputcxy::c#4 ]
+reg byte x [ cputc::c#2 cputc::c#1 cputc::c#0 ]
+reg byte x [ cscroll::y#2 cscroll::y#1 ]
+zp[2]:5 [ ppuDataFetch::i#2 ppuDataFetch::i#1 ppuDataTransfer::ppuDataPrepare1_ppuData#0 ppuDataTransfer::ppuData#0 ]
+zp[2]:7 [ ppuDataFetch::cpuDst#2 ppuDataFetch::cpuDst#1 ppuDataTransfer::cpuData#2 ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#6 ppuDataTransfer::cpuSrc#1 ]
+zp[2]:9 [ ppuDataFill::ppuDataPrepare1_ppuData#0 ppuDataTransfer::size#3 ]
+zp[2]:11 [ ppuDataFill::size#5 ppuDataTransfer::i#2 ppuDataTransfer::i#1 ]
 reg byte x [ ppuDataFill::val#10 ]
-zp[2]:7 [ ppuDataTransfer::i#2 ppuDataTransfer::i#1 cputs::s#2 cputs::s#0 ]
-zp[2]:9 [ ppuDataTransfer::cpuSrc#2 ppuDataTransfer::cpuSrc#1 cscroll::line2#6 cscroll::line2#2 cscroll::line2#1 ppuDataFill::i#2 ppuDataFill::i#1 ]
+reg byte a [ gotoxy::y#5 gotoxy::y#4 gotoxy::y#2 gotoxy::y#3 ]
+reg byte x [ gotoxy::x#5 gotoxy::x#4 gotoxy::x#2 gotoxy::x#3 ]
+zp[2]:13 [ cputs::s#2 cputs::s#0 ]
+reg byte x [ uctoa::value#2 uctoa::value#6 uctoa::value#1 uctoa::value#0 ]
+zp[2]:15 [ uctoa::buffer#11 uctoa::buffer#14 uctoa::buffer#4 uctoa::buffer#3 uctoa_append::buffer#0 cscroll::line2#2 cscroll::line2#1 ]
+reg byte x [ uctoa_append::value#2 uctoa_append::value#0 uctoa_append::value#1 ]
+reg byte y [ uctoa_append::digit#2 uctoa_append::digit#1 ]
 reg byte x [ readJoy1::i#2 readJoy1::i#1 ]
 reg byte a [ readJoy1::joy#2 readJoy1::joy#1 ]
-zp[1]:11 [ conio_cursor_x ]
-zp[1]:12 [ conio_cursor_y ]
-zp[2]:13 [ conio_line_text ]
-zp[1]:15 [ x_scroll ]
-zp[1]:16 [ y_scroll ]
+zp[1]:17 [ conio_cursor_x uctoa::digit#2 uctoa::digit#1 ]
+zp[1]:18 [ conio_cursor_y uctoa::started#2 uctoa::started#4 ]
+zp[2]:19 [ conio_line_text gotoxy::$5 gotoxy::$6 gotoxy::line_offset#0 ]
+zp[1]:21 [ x_scroll ]
+zp[1]:22 [ y_scroll ]
 reg byte a [ main::initNES1_waitForVBlank1_$0 ]
 reg byte a [ main::initNES1_waitForVBlank2_$0 ]
-reg byte a [ cputs::c#1 ]
-reg byte x [ cputc::c#0 ]
-zp[2]:17 [ ppuDataGet::ppuData#0 ppuDataFill::size#5 ]
-reg byte a [ ppuDataGet::return#2 ]
-reg byte x [ cscroll::ch#0 ]
-reg byte a [ ppuDataSet::ppuDataPrepare1_$0 ]
-reg byte a [ ppuDataSet::ppuDataPrepare1_$1 ]
-reg byte a [ ppuDataGet::ppuDataPrepare1_$0 ]
-reg byte a [ ppuDataGet::ppuDataPrepare1_$1 ]
-reg byte a [ ppuDataGet::ppuDataRead1_return#0 ]
+reg byte x [ cputsxy::x#0 ]
+reg byte a [ cputsxy::y#0 ]
+zp[2]:23 [ ppuDataSet::ppuData#0 cscroll::line1#2 cscroll::line1#1 ]
+reg byte a [ ppuDataSet::val#0 ]
+zp[2]:25 [ ppuDataFetch::ppuData#0 ppuDataFill::i#2 ppuDataFill::i#1 ]
+reg byte a [ ppuDataTransfer::ppuDataPrepare1_$0 ]
+reg byte a [ ppuDataTransfer::ppuDataPrepare1_$1 ]
+reg byte a [ ppuDataTransfer::ppuDataPut1_val#0 ]
+reg byte a [ ppuDataFetch::ppuDataPrepare1_$0 ]
+reg byte a [ ppuDataFetch::ppuDataPrepare1_$1 ]
+reg byte a [ ppuDataFetch::ppuDataRead1_return#0 ]
 reg byte a [ ppuDataFill::ppuDataPrepare1_$0 ]
 reg byte a [ ppuDataFill::ppuDataPrepare1_$1 ]
-reg byte a [ ppuDataTransfer::ppuDataPut1_val#0 ]
+reg byte x [ ppuDataSet::ppuDataPrepare1_$0 ]
+reg byte x [ ppuDataSet::ppuDataPrepare1_$1 ]
+reg byte a [ cputs::c#1 ]
+zp[1]:27 [ uctoa::digit_value#0 uctoa_append::sub#0 ]
+reg byte x [ uctoa_append::return#0 ]
 reg byte a [ readJoy1::return#2 ]
 reg byte x [ vblank::joy#0 ]
 reg byte a [ vblank::$1 ]
 reg byte a [ vblank::$3 ]
 reg byte a [ vblank::$5 ]
 reg byte a [ vblank::$7 ]
-zp[1]:19 [ readJoy1::$1 ]
+zp[1]:28 [ readJoy1::$1 ]
 reg byte a [ readJoy1::$2 ]
diff --git a/src/test/ref/examples/nes/nes-demo.asm b/src/test/ref/examples/nes/nes-demo.asm
index 65858f345..e6689e237 100644
--- a/src/test/ref/examples/nes/nes-demo.asm
+++ b/src/test/ref/examples/nes/nes-demo.asm
@@ -65,6 +65,8 @@
   // $3000-$3eff	$0f00	Mirrors of $2000-$2eff
   // $3f00-$3f1f	$0020	Palette RAM indexes
   .label PPU_PALETTE = $3f00
+  // PPU Status Register for reading in ASM
+  .label PPU_PPUSTATUS = $2002
   // APU Frame Counter
   // generates low-frequency clocks for the channels and an optional 60 Hz interrupt.
   // https://wiki.nesdev.com/w/index.php/APU_Frame_Counter
@@ -79,8 +81,6 @@
   .label FR_COUNTER = $4017
   // Pointer to the start of RAM memory
   .label MEMORY = 0
-  // PPU Status Register for reading in ASM
-  .label PPU_PPUSTATUS = $2002
   // NES Picture Processing Unit (PPU)
   .label PPU = $2000
   // NES CPU and audion processing unit (APU)
diff --git a/src/test/ref/examples/nes/nes-demo.log b/src/test/ref/examples/nes/nes-demo.log
index c6ec9fa92..da5c3252b 100644
--- a/src/test/ref/examples/nes/nes-demo.log
+++ b/src/test/ref/examples/nes/nes-demo.log
@@ -63,6 +63,8 @@ Inlined call call ppuDataPrepare (nomodify void*) ppuDataFill::ppuData
 Inlined call call ppuDataPut (byte) ppuDataFill::val 
 Inlined call call ppuDataPrepare (nomodify void*) ppuDataTransfer::ppuData 
 Inlined call call ppuDataPut *((byte*) ppuDataTransfer::cpuSrc) 
+Inlined call call ppuDataPrepare (nomodify void*) ppuDataFetch::ppuData 
+Inlined call (byte~) ppuDataFetch::$2 ← call ppuDataRead 
 Inlined call call ppuDataPrepare (nomodify void*) ppuDataPutTile::ppuData 
 Inlined call call ppuDataPut *((byte*) ppuDataPutTile::tile + (number) 0) 
 Inlined call call ppuDataPut *((byte*) ppuDataPutTile::tile + (number) 1) 
@@ -634,7 +636,7 @@ SYMBOL TABLE SSA
 (const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 = (byte*)(number) $23c0
 (const nomodify byte*) PPU_NAME_TABLE_0 = (byte*)(number) $2000
 (const nomodify byte*) PPU_PALETTE = (byte*)(number) $3f00
-(const to_volatile byte*) PPU_PPUSTATUS = (byte*)(number) $2002
+(const nomodify to_volatile byte*) PPU_PPUSTATUS = (byte*)(number) $2002
 (byte) RICOH_2A03::DMC_FREQ
 (byte) RICOH_2A03::DMC_LEN
 (byte) RICOH_2A03::DMC_RAW
@@ -1176,10 +1178,10 @@ Successful SSA optimization Pass2InlineCast
 Simplifying constant pointer cast (byte*) 8192
 Simplifying constant pointer cast (byte*) 9152
 Simplifying constant pointer cast (byte*) 16128
+Simplifying constant pointer cast (byte*) 8194
 Simplifying constant pointer cast (byte*) 16407
 Simplifying constant pointer cast (byte*) 0
 Simplifying constant pointer cast (void()*) 0
-Simplifying constant pointer cast (byte*) 8194
 Simplifying constant pointer cast (struct RICOH_2C02*) 8192
 Simplifying constant pointer cast (struct RICOH_2A03*) 16384
 Simplifying constant integer cast 1
@@ -2487,6 +2489,8 @@ Target platform is nes / MOS6502
   // $3000-$3eff	$0f00	Mirrors of $2000-$2eff
   // $3f00-$3f1f	$0020	Palette RAM indexes
   .label PPU_PALETTE = $3f00
+  // PPU Status Register for reading in ASM
+  .label PPU_PPUSTATUS = $2002
   // APU Frame Counter
   // generates low-frequency clocks for the channels and an optional 60 Hz interrupt.
   // https://wiki.nesdev.com/w/index.php/APU_Frame_Counter
@@ -2501,8 +2505,6 @@ Target platform is nes / MOS6502
   .label FR_COUNTER = $4017
   // Pointer to the start of RAM memory
   .label MEMORY = 0
-  // PPU Status Register for reading in ASM
-  .label PPU_PPUSTATUS = $2002
   // NES Picture Processing Unit (PPU)
   .label PPU = $2000
   // NES CPU and audion processing unit (APU)
@@ -3620,6 +3622,8 @@ ASSEMBLER BEFORE OPTIMIZATION
   // $3000-$3eff	$0f00	Mirrors of $2000-$2eff
   // $3f00-$3f1f	$0020	Palette RAM indexes
   .label PPU_PALETTE = $3f00
+  // PPU Status Register for reading in ASM
+  .label PPU_PPUSTATUS = $2002
   // APU Frame Counter
   // generates low-frequency clocks for the channels and an optional 60 Hz interrupt.
   // https://wiki.nesdev.com/w/index.php/APU_Frame_Counter
@@ -3634,8 +3638,6 @@ ASSEMBLER BEFORE OPTIMIZATION
   .label FR_COUNTER = $4017
   // Pointer to the start of RAM memory
   .label MEMORY = 0
-  // PPU Status Register for reading in ASM
-  .label PPU_PPUSTATUS = $2002
   // NES Picture Processing Unit (PPU)
   .label PPU = $2000
   // NES CPU and audion processing unit (APU)
@@ -4589,7 +4591,7 @@ FINAL SYMBOL TABLE
 (const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 = (byte*) 9152
 (const nomodify byte*) PPU_NAME_TABLE_0 = (byte*) 8192
 (const nomodify byte*) PPU_PALETTE = (byte*) 16128
-(const to_volatile byte*) PPU_PPUSTATUS = (byte*) 8194
+(const nomodify to_volatile byte*) PPU_PPUSTATUS = (byte*) 8194
 (byte) RICOH_2A03::DMC_FREQ
 (byte) RICOH_2A03::DMC_LEN
 (byte) RICOH_2A03::DMC_RAW
@@ -4894,6 +4896,8 @@ Score: 3905
   // $3000-$3eff	$0f00	Mirrors of $2000-$2eff
   // $3f00-$3f1f	$0020	Palette RAM indexes
   .label PPU_PALETTE = $3f00
+  // PPU Status Register for reading in ASM
+  .label PPU_PPUSTATUS = $2002
   // APU Frame Counter
   // generates low-frequency clocks for the channels and an optional 60 Hz interrupt.
   // https://wiki.nesdev.com/w/index.php/APU_Frame_Counter
@@ -4908,8 +4912,6 @@ Score: 3905
   .label FR_COUNTER = $4017
   // Pointer to the start of RAM memory
   .label MEMORY = 0
-  // PPU Status Register for reading in ASM
-  .label PPU_PPUSTATUS = $2002
   // NES Picture Processing Unit (PPU)
   .label PPU = $2000
   // NES CPU and audion processing unit (APU)
diff --git a/src/test/ref/examples/nes/nes-demo.sym b/src/test/ref/examples/nes/nes-demo.sym
index f772543f6..3cc4397a0 100644
--- a/src/test/ref/examples/nes/nes-demo.sym
+++ b/src/test/ref/examples/nes/nes-demo.sym
@@ -25,7 +25,7 @@
 (const nomodify byte*) PPU_ATTRIBUTE_TABLE_0 = (byte*) 9152
 (const nomodify byte*) PPU_NAME_TABLE_0 = (byte*) 8192
 (const nomodify byte*) PPU_PALETTE = (byte*) 16128
-(const to_volatile byte*) PPU_PPUSTATUS = (byte*) 8194
+(const nomodify to_volatile byte*) PPU_PPUSTATUS = (byte*) 8194
 (byte) RICOH_2A03::DMC_FREQ
 (byte) RICOH_2A03::DMC_LEN
 (byte) RICOH_2A03::DMC_RAW