Improved duplicate assignment right side optimization slightly.

src/main/java/dk/camelot64/kickc/passes/Pass2DuplicateRValueIdentification.java

@@ -111,10 +111,6 @@ public class Pass2DuplicateRValueIdentification extends Pass2SsaOptimization {
          if(operator instanceof OperatorCast) return true;
          if(operator.equals(Operators.PLUS)) return true;
          if(operator.equals(Operators.MINUS)) return true;
-         if(operator.equals(Operators.BOOL_AND)) return true;
-         if(operator.equals(Operators.BOOL_OR)) return true;
-         if(operator.equals(Operators.BOOL_XOR)) return true;
-         if(operator.equals(Operators.BOOL_NOT)) return true;
          if(operator.equals(Operators.LE)) return true;
          if(operator.equals(Operators.LT)) return true;
          if(operator.equals(Operators.GE)) return true;
@@ -122,6 +118,8 @@ public class Pass2DuplicateRValueIdentification extends Pass2SsaOptimization {
          if(operator.equals(Operators.EQ)) return true;
          if(operator.equals(Operators.NEQ)) return true;
          if(operator.equals(Operators.LOGIC_NOT)) return true;
+         if(operator.equals(Operators.LOGIC_AND)) return true;
+         if(operator.equals(Operators.LOGIC_OR)) return true;
          return false;
       }
 

src/test/ref/bitmap-plotter.asm

@@ -81,7 +81,7 @@ plot: {
     rts
 }
 init_plot_tables: {
-    .label _6 = 4
+    .label _10 = 4
     .label yoffs = 2
     ldy #$80
     ldx #0
@@ -109,15 +109,14 @@ init_plot_tables: {
     tax
   b3:
     lda #7
-    sax _6
+    sax _10
     lda yoffs
-    ora _6
+    ora _10
     sta plot_ylo,x
     lda yoffs+1
     sta plot_yhi,x
-    txa
+    lda #7
-    and #7
+    cmp _10
-    cmp #7
     bne b4
     clc
     lda yoffs

src/test/ref/bool-ifs.asm

@@ -11,34 +11,31 @@ main: {
 }
 bool_complex: {
     .label screen = $478
-    ldy #0
+    ldx #0
   b1:
-    ldx #1
+    txa
-    tya
-    axs #0
-    tya
     and #1
-    cpy #$a
+    cpx #$a
     bcc b6
   b5:
-    cpy #$a
+    cpx #$a
     bcc b4
     cmp #0
     beq b4
   b2:
     lda #'*'
-    sta screen,y
+    sta screen,x
   b3:
-    iny
+    inx
-    cpy #$15
+    cpx #$15
     bne b1
     rts
   b4:
     lda #' '
-    sta screen,y
+    sta screen,x
     jmp b3
   b6:
-    cpx #0
+    cmp #0
     beq b2
     jmp b5
 }

src/test/ref/examples/bresenham/bitmap-bresenham.asm

@@ -364,7 +364,7 @@ bitmap_clear: {
 }
 // Initialize the bitmap plotter tables for a specific bitmap
 bitmap_init: {
-    .label _6 = 2
+    .label _10 = 2
     .label yoffs = 9
     ldy #$80
     ldx #0
@@ -392,15 +392,14 @@ bitmap_init: {
     tax
   b3:
     lda #7
-    sax _6
+    sax _10
     lda yoffs
-    ora _6
+    ora _10
     sta bitmap_plot_ylo,x
     lda yoffs+1
     sta bitmap_plot_yhi,x
-    txa
+    lda #7
-    and #7
+    cmp _10
-    cmp #7
     bne b4
     clc
     lda yoffs

src/test/ref/examples/sinplotter/sine-plotter.asm

@@ -757,7 +757,7 @@ bitmap_clear: {
 }
 // Initialize bitmap plotting tables
 bitmap_init: {
-    .label _3 = $16
+    .label _7 = $16
     .label yoffs = 2
     ldx #0
     lda #$80
@@ -778,15 +778,14 @@ bitmap_init: {
     ldx #0
   b3:
     lda #7
-    sax _3
+    sax _7
     lda yoffs
-    ora _3
+    ora _7
     sta bitmap_plot_ylo,x
     lda yoffs+1
     sta bitmap_plot_yhi,x
-    txa
+    lda #7
-    and #7
+    cmp _7
-    cmp #7
     bne b4
     clc
     lda yoffs

src/test/ref/line-anim.asm

@@ -455,7 +455,7 @@ bitmap_clear: {
     rts
 }
 bitmap_init: {
-    .label _3 = 2
+    .label _7 = 2
     .label yoffs = 3
     ldx #0
     lda #$80
@@ -476,15 +476,14 @@ bitmap_init: {
     ldx #0
   b3:
     lda #7
-    sax _3
+    sax _7
     lda yoffs
-    ora _3
+    ora _7
     sta bitmap_plot_ylo,x
     lda yoffs+1
     sta bitmap_plot_yhi,x
-    txa
+    lda #7
-    and #7
+    cmp _7
-    cmp #7
     bne b4
     clc
     lda yoffs