mirror of
https://gitlab.com/camelot/kickc.git
synced 2025-01-12 11:31:11 +00:00
Added more minimal test for modifying globals
This commit is contained in:
jespergravgaard
parent
fc859e8a03
commit
450fc1add0
@ -0,0 +1,3 @@
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txa
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clc
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adc #1
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@ -0,0 +1,3 @@
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tya
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clc
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adc #1
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@ -0,0 +1,3 @@
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sty $ff
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ldx $ff
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inx
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@ -0,0 +1,3 @@
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stx $ff
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ldy $ff
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iny
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@ -0,0 +1,2 @@
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stx {zpby1}
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inc {zpby1}
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@ -0,0 +1,2 @@
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sty {zpby1}
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inc {zpby1}
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@ -80,6 +80,10 @@ public class TestCompilationOutput extends TestCase {
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compileAndCompare("modglobal");
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}
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public void testModGlobalMin() throws IOException, URISyntaxException {
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compileAndCompare("modglobalmin");
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}
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public void testUseUninitialized() throws IOException, URISyntaxException {
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String filename = "useuninitialized";
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compileAndCompare(filename);
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18
src/main/java/dk/camelot64/kickc/test/modglobalmin.kc
Normal file
18
src/main/java/dk/camelot64/kickc/test/modglobalmin.kc
Normal file
@ -0,0 +1,18 @@
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byte cnt = 0;
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byte[256] SCREEN=$0400;
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main();
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void main() {
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inccnt();
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SCREEN[0]=cnt++;
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inccnt();
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SCREEN[1]=++cnt;
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}
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void inccnt() {
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++cnt;
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}
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21
src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.asm
Normal file
21
src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.asm
Normal file
@ -0,0 +1,21 @@
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BBEGIN:
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jsr main
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BEND:
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main:
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inccnt_from_main:
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ldx #0
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jsr inccnt
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main__B1:
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stx 1024
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inx
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inccnt_from_B1:
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jsr inccnt
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main__B2:
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inx
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stx 1025
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main__Breturn:
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rts
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inccnt:
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inx
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inccnt__Breturn:
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rts
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26
src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.cfg
Normal file
26
src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.cfg
Normal file
@ -0,0 +1,26 @@
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@BEGIN: from
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[0] call main param-assignment [ ]
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to:@END
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@END: from @BEGIN
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main: from @BEGIN
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[1] call inccnt param-assignment [ cnt#10 ]
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to:main::@1
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main::@1: from main
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[2] *((word) 1024) ← (byte) cnt#10 [ cnt#10 ]
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[3] (byte) cnt#3 ← ++ (byte) cnt#10 [ cnt#3 ]
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[4] call inccnt param-assignment [ cnt#10 ]
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to:main::@2
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main::@2: from main::@1
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[5] (byte) cnt#1 ← ++ (byte) cnt#10 [ cnt#1 ]
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[6] *((word) 1025) ← (byte) cnt#1 [ ]
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to:main::@return
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main::@return: from main::@2
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[7] return [ ]
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to:@RETURN
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inccnt: from main main::@1
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[8] (byte) cnt#13 ← phi( main/(byte) 0 main::@1/(byte) cnt#3 ) [ cnt#13 ]
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[9] (byte) cnt#10 ← ++ (byte) cnt#13 [ cnt#10 ]
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to:inccnt::@return
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inccnt::@return: from inccnt
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[10] return [ cnt#10 ]
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to:@RETURN
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747
src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.log
Normal file
747
src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.log
Normal file
@ -0,0 +1,747 @@
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byte cnt = 0;
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byte[256] SCREEN=$0400;
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main();
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void main() {
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inccnt();
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SCREEN[0]=cnt++;
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inccnt();
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SCREEN[1]=++cnt;
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}
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void inccnt() {
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++cnt;
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}
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Adding pre/post-modifier (byte) cnt ← ++ (byte) cnt
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Adding pre/post-modifier (byte) cnt ← ++ (byte) cnt
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Adding pre/post-modifier (byte) cnt ← ++ (byte) cnt
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PROGRAM
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(byte) cnt ← (byte) 0
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(byte[256]) SCREEN ← (word) 1024
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(void~) $0 ← call main
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proc (void()) main()
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(void~) main::$0 ← call inccnt
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*((byte[256]) SCREEN + (byte) 0) ← (byte) cnt
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(byte) cnt ← ++ (byte) cnt
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(void~) main::$1 ← call inccnt
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(byte) cnt ← ++ (byte) cnt
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*((byte[256]) SCREEN + (byte) 1) ← (byte) cnt
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main::@return:
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return
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endproc // main()
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proc (void()) inccnt()
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(byte) cnt ← ++ (byte) cnt
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inccnt::@return:
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return
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endproc // inccnt()
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SYMBOLS
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(void~) $0
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(byte[256]) SCREEN
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(byte) cnt
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(void()) inccnt()
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(label) inccnt::@return
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(void()) main()
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(void~) main::$0
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(void~) main::$1
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(label) main::@return
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INITIAL CONTROL FLOW GRAPH
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@BEGIN: from
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(byte) cnt ← (byte) 0
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(byte[256]) SCREEN ← (word) 1024
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(void~) $0 ← call main
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to:@1
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main: from
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(void~) main::$0 ← call inccnt
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*((byte[256]) SCREEN + (byte) 0) ← (byte) cnt
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(byte) cnt ← ++ (byte) cnt
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(void~) main::$1 ← call inccnt
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(byte) cnt ← ++ (byte) cnt
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*((byte[256]) SCREEN + (byte) 1) ← (byte) cnt
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to:main::@return
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main::@return: from main
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return
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to:@RETURN
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@1: from @BEGIN
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to:@2
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inccnt: from
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(byte) cnt ← ++ (byte) cnt
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to:inccnt::@return
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inccnt::@return: from inccnt
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return
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to:@RETURN
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@2: from @1
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to:@END
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@END: from @2
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Removing empty block @1
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Removing empty block @2
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CONTROL FLOW GRAPH
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@BEGIN: from
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(byte) cnt ← (byte) 0
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(byte[256]) SCREEN ← (word) 1024
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(void~) $0 ← call main
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to:@END
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main: from
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(void~) main::$0 ← call inccnt
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*((byte[256]) SCREEN + (byte) 0) ← (byte) cnt
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(byte) cnt ← ++ (byte) cnt
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(void~) main::$1 ← call inccnt
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(byte) cnt ← ++ (byte) cnt
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*((byte[256]) SCREEN + (byte) 1) ← (byte) cnt
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to:main::@return
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main::@return: from main
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return
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to:@RETURN
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inccnt: from
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(byte) cnt ← ++ (byte) cnt
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to:inccnt::@return
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inccnt::@return: from inccnt
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return
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to:@RETURN
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@END: from @BEGIN
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PROCEDURE MODIFY VARIABLE ANALYSIS
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main modifies cnt
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inccnt modifies cnt
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CONTROL FLOW GRAPH WITH ASSIGNMENT CALL
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@BEGIN: from
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(byte) cnt ← (byte) 0
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(byte[256]) SCREEN ← (word) 1024
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call main param-assignment
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to:@3
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@3: from @BEGIN
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(byte) cnt ← (byte) cnt
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to:@END
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main: from @BEGIN
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call inccnt param-assignment
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to:main::@1
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main::@1: from main
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(byte) cnt ← (byte) cnt
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*((byte[256]) SCREEN + (byte) 0) ← (byte) cnt
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(byte) cnt ← ++ (byte) cnt
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call inccnt param-assignment
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to:main::@2
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main::@2: from main::@1
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(byte) cnt ← (byte) cnt
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(byte) cnt ← ++ (byte) cnt
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*((byte[256]) SCREEN + (byte) 1) ← (byte) cnt
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to:main::@return
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main::@return: from main::@2
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(byte) cnt ← (byte) cnt
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return
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to:@RETURN
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inccnt: from main main::@1
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(byte) cnt ← ++ (byte) cnt
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to:inccnt::@return
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inccnt::@return: from inccnt
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(byte) cnt ← (byte) cnt
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return
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to:@RETURN
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@END: from @3
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Completing Phi functions...
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Completing Phi functions...
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CONTROL FLOW GRAPH SSA
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@BEGIN: from
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(byte) cnt#0 ← (byte) 0
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(byte[256]) SCREEN#0 ← (word) 1024
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call main param-assignment
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to:@3
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@3: from @BEGIN
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(byte) cnt#9 ← phi( @BEGIN/(byte) cnt#0 )
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(byte) cnt#1 ← (byte) cnt#9
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to:@END
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main: from @BEGIN
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(byte[256]) SCREEN#3 ← phi( @BEGIN/(byte[256]) SCREEN#0 )
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(byte) cnt#15 ← phi( @BEGIN/(byte) cnt#0 )
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call inccnt param-assignment
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to:main::@1
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main::@1: from main
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(byte[256]) SCREEN#1 ← phi( main/(byte[256]) SCREEN#3 )
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(byte) cnt#10 ← phi( main/(byte) cnt#15 )
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(byte) cnt#2 ← (byte) cnt#10
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*((byte[256]) SCREEN#1 + (byte) 0) ← (byte) cnt#2
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(byte) cnt#3 ← ++ (byte) cnt#2
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call inccnt param-assignment
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to:main::@2
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main::@2: from main::@1
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(byte[256]) SCREEN#2 ← phi( main::@1/(byte[256]) SCREEN#1 )
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(byte) cnt#11 ← phi( main::@1/(byte) cnt#3 )
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(byte) cnt#4 ← (byte) cnt#11
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(byte) cnt#5 ← ++ (byte) cnt#4
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*((byte[256]) SCREEN#2 + (byte) 1) ← (byte) cnt#5
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to:main::@return
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main::@return: from main::@2
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(byte) cnt#12 ← phi( main::@2/(byte) cnt#5 )
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(byte) cnt#6 ← (byte) cnt#12
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return
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to:@RETURN
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inccnt: from main main::@1
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(byte) cnt#13 ← phi( main/(byte) cnt#15 main::@1/(byte) cnt#3 )
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(byte) cnt#7 ← ++ (byte) cnt#13
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to:inccnt::@return
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inccnt::@return: from inccnt
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(byte) cnt#14 ← phi( inccnt/(byte) cnt#7 )
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(byte) cnt#8 ← (byte) cnt#14
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return
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to:@RETURN
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@END: from @3
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CONTROL FLOW GRAPH WITH ASSIGNMENT CALL & RETURN
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@BEGIN: from
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(byte) cnt#0 ← (byte) 0
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(byte[256]) SCREEN#0 ← (word) 1024
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call main param-assignment
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to:@3
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@3: from @BEGIN
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(byte) cnt#9 ← phi( @BEGIN/(byte) cnt#6 )
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(byte) cnt#1 ← (byte) cnt#9
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to:@END
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main: from @BEGIN
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(byte[256]) SCREEN#3 ← phi( @BEGIN/(byte[256]) SCREEN#0 )
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(byte) cnt#15 ← phi( @BEGIN/(byte) cnt#0 )
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call inccnt param-assignment
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to:main::@1
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main::@1: from main
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(byte[256]) SCREEN#1 ← phi( main/(byte[256]) SCREEN#3 )
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(byte) cnt#10 ← phi( main/(byte) cnt#8 )
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(byte) cnt#2 ← (byte) cnt#10
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*((byte[256]) SCREEN#1 + (byte) 0) ← (byte) cnt#2
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(byte) cnt#3 ← ++ (byte) cnt#2
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call inccnt param-assignment
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to:main::@2
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main::@2: from main::@1
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(byte[256]) SCREEN#2 ← phi( main::@1/(byte[256]) SCREEN#1 )
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(byte) cnt#11 ← phi( main::@1/(byte) cnt#8 )
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(byte) cnt#4 ← (byte) cnt#11
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(byte) cnt#5 ← ++ (byte) cnt#4
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*((byte[256]) SCREEN#2 + (byte) 1) ← (byte) cnt#5
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to:main::@return
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main::@return: from main::@2
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(byte) cnt#12 ← phi( main::@2/(byte) cnt#5 )
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(byte) cnt#6 ← (byte) cnt#12
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return
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to:@RETURN
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inccnt: from main main::@1
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(byte) cnt#13 ← phi( main/(byte) cnt#15 main::@1/(byte) cnt#3 )
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(byte) cnt#7 ← ++ (byte) cnt#13
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to:inccnt::@return
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inccnt::@return: from inccnt
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(byte) cnt#14 ← phi( inccnt/(byte) cnt#7 )
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(byte) cnt#8 ← (byte) cnt#14
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return
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to:@RETURN
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@END: from @3
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Constant (byte) cnt#0 (byte) 0
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Constant (byte[256]) SCREEN#0 (word) 1024
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Succesful SSA optimization Pass2ConstantPropagation
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CONTROL FLOW GRAPH
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@BEGIN: from
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call main param-assignment
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to:@3
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@3: from @BEGIN
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(byte) cnt#9 ← phi( @BEGIN/(byte) cnt#6 )
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(byte) cnt#1 ← (byte) cnt#9
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to:@END
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main: from @BEGIN
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(byte[256]) SCREEN#3 ← phi( @BEGIN/(word) 1024 )
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(byte) cnt#15 ← phi( @BEGIN/(byte) 0 )
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call inccnt param-assignment
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to:main::@1
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main::@1: from main
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(byte[256]) SCREEN#1 ← phi( main/(byte[256]) SCREEN#3 )
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(byte) cnt#10 ← phi( main/(byte) cnt#8 )
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(byte) cnt#2 ← (byte) cnt#10
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*((byte[256]) SCREEN#1 + (byte) 0) ← (byte) cnt#2
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(byte) cnt#3 ← ++ (byte) cnt#2
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call inccnt param-assignment
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to:main::@2
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main::@2: from main::@1
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(byte[256]) SCREEN#2 ← phi( main::@1/(byte[256]) SCREEN#1 )
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(byte) cnt#11 ← phi( main::@1/(byte) cnt#8 )
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(byte) cnt#4 ← (byte) cnt#11
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(byte) cnt#5 ← ++ (byte) cnt#4
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*((byte[256]) SCREEN#2 + (byte) 1) ← (byte) cnt#5
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to:main::@return
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main::@return: from main::@2
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(byte) cnt#12 ← phi( main::@2/(byte) cnt#5 )
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(byte) cnt#6 ← (byte) cnt#12
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return
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to:@RETURN
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inccnt: from main main::@1
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(byte) cnt#13 ← phi( main/(byte) cnt#15 main::@1/(byte) cnt#3 )
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(byte) cnt#7 ← ++ (byte) cnt#13
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to:inccnt::@return
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inccnt::@return: from inccnt
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(byte) cnt#14 ← phi( inccnt/(byte) cnt#7 )
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(byte) cnt#8 ← (byte) cnt#14
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return
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to:@RETURN
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@END: from @3
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Alias (byte) cnt#1 = (byte) cnt#9 (byte) cnt#6 (byte) cnt#12 (byte) cnt#5
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Alias (byte) cnt#10 = (byte) cnt#8 (byte) cnt#2 (byte) cnt#11 (byte) cnt#4 (byte) cnt#14 (byte) cnt#7
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Alias (byte[256]) SCREEN#1 = (byte[256]) SCREEN#3 (byte[256]) SCREEN#2
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Succesful SSA optimization Pass2AliasElimination
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CONTROL FLOW GRAPH
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@BEGIN: from
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call main param-assignment
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to:@3
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@3: from @BEGIN
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to:@END
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main: from @BEGIN
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(byte[256]) SCREEN#1 ← phi( @BEGIN/(word) 1024 )
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(byte) cnt#15 ← phi( @BEGIN/(byte) 0 )
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call inccnt param-assignment
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to:main::@1
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main::@1: from main
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*((byte[256]) SCREEN#1 + (byte) 0) ← (byte) cnt#10
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(byte) cnt#3 ← ++ (byte) cnt#10
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call inccnt param-assignment
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to:main::@2
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main::@2: from main::@1
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(byte) cnt#1 ← ++ (byte) cnt#10
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*((byte[256]) SCREEN#1 + (byte) 1) ← (byte) cnt#1
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to:main::@return
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main::@return: from main::@2
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return
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to:@RETURN
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inccnt: from main main::@1
|
||||
(byte) cnt#13 ← phi( main/(byte) cnt#15 main::@1/(byte) cnt#3 )
|
||||
(byte) cnt#10 ← ++ (byte) cnt#13
|
||||
to:inccnt::@return
|
||||
inccnt::@return: from inccnt
|
||||
return
|
||||
to:@RETURN
|
||||
@END: from @3
|
||||
|
||||
Redundant Phi (byte) cnt#15 (byte) 0
|
||||
Redundant Phi (byte[256]) SCREEN#1 (word) 1024
|
||||
Succesful SSA optimization Pass2RedundantPhiElimination
|
||||
CONTROL FLOW GRAPH
|
||||
@BEGIN: from
|
||||
call main param-assignment
|
||||
to:@3
|
||||
@3: from @BEGIN
|
||||
to:@END
|
||||
main: from @BEGIN
|
||||
call inccnt param-assignment
|
||||
to:main::@1
|
||||
main::@1: from main
|
||||
*((word) 1024 + (byte) 0) ← (byte) cnt#10
|
||||
(byte) cnt#3 ← ++ (byte) cnt#10
|
||||
call inccnt param-assignment
|
||||
to:main::@2
|
||||
main::@2: from main::@1
|
||||
(byte) cnt#1 ← ++ (byte) cnt#10
|
||||
*((word) 1024 + (byte) 1) ← (byte) cnt#1
|
||||
to:main::@return
|
||||
main::@return: from main::@2
|
||||
return
|
||||
to:@RETURN
|
||||
inccnt: from main main::@1
|
||||
(byte) cnt#13 ← phi( main/(byte) 0 main::@1/(byte) cnt#3 )
|
||||
(byte) cnt#10 ← ++ (byte) cnt#13
|
||||
to:inccnt::@return
|
||||
inccnt::@return: from inccnt
|
||||
return
|
||||
to:@RETURN
|
||||
@END: from @3
|
||||
|
||||
Culled Empty Block (label) @3
|
||||
Succesful SSA optimization Pass2CullEmptyBlocks
|
||||
CONTROL FLOW GRAPH
|
||||
@BEGIN: from
|
||||
call main param-assignment
|
||||
to:@END
|
||||
main: from @BEGIN
|
||||
call inccnt param-assignment
|
||||
to:main::@1
|
||||
main::@1: from main
|
||||
*((word) 1024 + (byte) 0) ← (byte) cnt#10
|
||||
(byte) cnt#3 ← ++ (byte) cnt#10
|
||||
call inccnt param-assignment
|
||||
to:main::@2
|
||||
main::@2: from main::@1
|
||||
(byte) cnt#1 ← ++ (byte) cnt#10
|
||||
*((word) 1024 + (byte) 1) ← (byte) cnt#1
|
||||
to:main::@return
|
||||
main::@return: from main::@2
|
||||
return
|
||||
to:@RETURN
|
||||
inccnt: from main main::@1
|
||||
(byte) cnt#13 ← phi( main/(byte) 0 main::@1/(byte) cnt#3 )
|
||||
(byte) cnt#10 ← ++ (byte) cnt#13
|
||||
to:inccnt::@return
|
||||
inccnt::@return: from inccnt
|
||||
return
|
||||
to:@RETURN
|
||||
@END: from @BEGIN
|
||||
|
||||
Consolidated assigned array index constant in assignment *(1024)
|
||||
Consolidated assigned array index constant in assignment *(1025)
|
||||
Succesful SSA optimization Pass2ConstantAdditionElimination
|
||||
CONTROL FLOW GRAPH
|
||||
@BEGIN: from
|
||||
call main param-assignment
|
||||
to:@END
|
||||
main: from @BEGIN
|
||||
call inccnt param-assignment
|
||||
to:main::@1
|
||||
main::@1: from main
|
||||
*((word) 1024) ← (byte) cnt#10
|
||||
(byte) cnt#3 ← ++ (byte) cnt#10
|
||||
call inccnt param-assignment
|
||||
to:main::@2
|
||||
main::@2: from main::@1
|
||||
(byte) cnt#1 ← ++ (byte) cnt#10
|
||||
*((word) 1025) ← (byte) cnt#1
|
||||
to:main::@return
|
||||
main::@return: from main::@2
|
||||
return
|
||||
to:@RETURN
|
||||
inccnt: from main main::@1
|
||||
(byte) cnt#13 ← phi( main/(byte) 0 main::@1/(byte) cnt#3 )
|
||||
(byte) cnt#10 ← ++ (byte) cnt#13
|
||||
to:inccnt::@return
|
||||
inccnt::@return: from inccnt
|
||||
return
|
||||
to:@RETURN
|
||||
@END: from @BEGIN
|
||||
|
||||
Block Sequence Planned @BEGIN @END main main::@1 main::@2 main::@return inccnt inccnt::@return
|
||||
Block Sequence Planned @BEGIN @END main main::@1 main::@2 main::@return inccnt inccnt::@return
|
||||
CONTROL FLOW GRAPH - PHI LIFTED
|
||||
@BEGIN: from
|
||||
call main param-assignment
|
||||
to:@END
|
||||
@END: from @BEGIN
|
||||
main: from @BEGIN
|
||||
call inccnt param-assignment
|
||||
to:main::@1
|
||||
main::@1: from main
|
||||
*((word) 1024) ← (byte) cnt#10
|
||||
(byte) cnt#3 ← ++ (byte) cnt#10
|
||||
(byte~) cnt#16 ← (byte) cnt#3
|
||||
call inccnt param-assignment
|
||||
to:main::@2
|
||||
main::@2: from main::@1
|
||||
(byte) cnt#1 ← ++ (byte) cnt#10
|
||||
*((word) 1025) ← (byte) cnt#1
|
||||
to:main::@return
|
||||
main::@return: from main::@2
|
||||
return
|
||||
to:@RETURN
|
||||
inccnt: from main main::@1
|
||||
(byte) cnt#13 ← phi( main/(byte) 0 main::@1/(byte~) cnt#16 )
|
||||
(byte) cnt#10 ← ++ (byte) cnt#13
|
||||
to:inccnt::@return
|
||||
inccnt::@return: from inccnt
|
||||
return
|
||||
to:@RETURN
|
||||
|
||||
Propagating live ranges...
|
||||
Propagating live ranges...
|
||||
CONTROL FLOW GRAPH - LIVE RANGES
|
||||
@BEGIN: from
|
||||
[0] call main param-assignment [ ]
|
||||
to:@END
|
||||
@END: from @BEGIN
|
||||
main: from @BEGIN
|
||||
[1] call inccnt param-assignment [ cnt#10 ]
|
||||
to:main::@1
|
||||
main::@1: from main
|
||||
[2] *((word) 1024) ← (byte) cnt#10 [ cnt#10 ]
|
||||
[3] (byte) cnt#3 ← ++ (byte) cnt#10 [ cnt#3 ]
|
||||
[4] (byte~) cnt#16 ← (byte) cnt#3 [ cnt#16 ]
|
||||
[5] call inccnt param-assignment [ cnt#10 ]
|
||||
to:main::@2
|
||||
main::@2: from main::@1
|
||||
[6] (byte) cnt#1 ← ++ (byte) cnt#10 [ cnt#1 ]
|
||||
[7] *((word) 1025) ← (byte) cnt#1 [ ]
|
||||
to:main::@return
|
||||
main::@return: from main::@2
|
||||
[8] return [ ]
|
||||
to:@RETURN
|
||||
inccnt: from main main::@1
|
||||
[9] (byte) cnt#13 ← phi( main/(byte) 0 main::@1/(byte~) cnt#16 ) [ cnt#13 ]
|
||||
[10] (byte) cnt#10 ← ++ (byte) cnt#13 [ cnt#10 ]
|
||||
to:inccnt::@return
|
||||
inccnt::@return: from inccnt
|
||||
[11] return [ cnt#10 ]
|
||||
to:@RETURN
|
||||
|
||||
Created 1 initial phi equivalence classes
|
||||
Coalesced [4] cnt#16 ← cnt#3
|
||||
Coalesced down to 1 phi equivalence classes
|
||||
Block Sequence Planned @BEGIN @END main main::@1 main::@2 main::@return inccnt inccnt::@return
|
||||
Propagating live ranges...
|
||||
Propagating live ranges...
|
||||
CONTROL FLOW GRAPH - PHI MEM COALESCED
|
||||
@BEGIN: from
|
||||
[0] call main param-assignment [ ]
|
||||
to:@END
|
||||
@END: from @BEGIN
|
||||
main: from @BEGIN
|
||||
[1] call inccnt param-assignment [ cnt#10 ]
|
||||
to:main::@1
|
||||
main::@1: from main
|
||||
[2] *((word) 1024) ← (byte) cnt#10 [ cnt#10 ]
|
||||
[3] (byte) cnt#3 ← ++ (byte) cnt#10 [ cnt#3 ]
|
||||
[4] call inccnt param-assignment [ cnt#10 ]
|
||||
to:main::@2
|
||||
main::@2: from main::@1
|
||||
[5] (byte) cnt#1 ← ++ (byte) cnt#10 [ cnt#1 ]
|
||||
[6] *((word) 1025) ← (byte) cnt#1 [ ]
|
||||
to:main::@return
|
||||
main::@return: from main::@2
|
||||
[7] return [ ]
|
||||
to:@RETURN
|
||||
inccnt: from main main::@1
|
||||
[8] (byte) cnt#13 ← phi( main/(byte) 0 main::@1/(byte) cnt#3 ) [ cnt#13 ]
|
||||
[9] (byte) cnt#10 ← ++ (byte) cnt#13 [ cnt#10 ]
|
||||
to:inccnt::@return
|
||||
inccnt::@return: from inccnt
|
||||
[10] return [ cnt#10 ]
|
||||
to:@RETURN
|
||||
|
||||
CALL GRAPH
|
||||
Calls in [] to 0:main
|
||||
Calls in [main] to 1:inccnt 4:inccnt
|
||||
|
||||
DOMINATORS
|
||||
@BEGIN dominated by @BEGIN
|
||||
@END dominated by @BEGIN @END
|
||||
main dominated by @BEGIN main
|
||||
main::@1 dominated by @BEGIN main::@1 main
|
||||
main::@2 dominated by @BEGIN main::@2 main::@1 main
|
||||
main::@return dominated by @BEGIN main::@return main::@2 main::@1 main
|
||||
inccnt dominated by @BEGIN inccnt main
|
||||
inccnt::@return dominated by inccnt::@return @BEGIN inccnt main
|
||||
|
||||
NATURAL LOOPS
|
||||
|
||||
Found 0 loops in scope []
|
||||
Found 0 loops in scope [main]
|
||||
Found 0 loops in scope [inccnt]
|
||||
NATURAL LOOPS WITH DEPTH
|
||||
|
||||
|
||||
VARIABLE REGISTER WEIGHTS
|
||||
(byte[256]) SCREEN
|
||||
(byte) cnt
|
||||
(byte) cnt#1 4.0
|
||||
(byte) cnt#10 1.6
|
||||
(byte) cnt#13 4.0
|
||||
(byte) cnt#3 4.0
|
||||
(void()) inccnt()
|
||||
(void()) main()
|
||||
|
||||
Initial phi equivalence classes
|
||||
[ cnt#13 cnt#3 ]
|
||||
Added variable cnt#1 to zero page equivalence class [ cnt#1 ]
|
||||
Added variable cnt#10 to zero page equivalence class [ cnt#10 ]
|
||||
Complete equivalence classes
|
||||
[ cnt#13 cnt#3 ]
|
||||
[ cnt#1 ]
|
||||
[ cnt#10 ]
|
||||
Allocated zp byte:2 to zp byte:2 [ cnt#13 cnt#3 ]
|
||||
Allocated zp byte:3 to zp byte:3 [ cnt#1 ]
|
||||
Allocated zp byte:4 to zp byte:4 [ cnt#10 ]
|
||||
INITIAL ASM
|
||||
//SEG0 @BEGIN
|
||||
BBEGIN:
|
||||
//SEG1 [0] call main param-assignment [ ]
|
||||
jsr main
|
||||
jmp BEND
|
||||
//SEG2 @END
|
||||
BEND:
|
||||
//SEG3 main
|
||||
main:
|
||||
//SEG4 [1] call inccnt param-assignment [ cnt#10 ]
|
||||
//SEG5 [8] phi from main to inccnt
|
||||
inccnt_from_main:
|
||||
//SEG6 [8] phi (byte) cnt#13 = (byte) 0 -- zpby1=coby1
|
||||
lda #0
|
||||
sta 2
|
||||
jsr inccnt
|
||||
jmp main__B1
|
||||
//SEG7 main::@1
|
||||
main__B1:
|
||||
//SEG8 [2] *((word) 1024) ← (byte) cnt#10 [ cnt#10 ] -- _star_cowo1=zpby1
|
||||
lda 4
|
||||
sta 1024
|
||||
//SEG9 [3] (byte) cnt#3 ← ++ (byte) cnt#10 [ cnt#3 ] -- zpby1=_inc_zpby2
|
||||
lda 4
|
||||
sta 2
|
||||
inc 2
|
||||
//SEG10 [4] call inccnt param-assignment [ cnt#10 ]
|
||||
//SEG11 [8] phi from main::@1 to inccnt
|
||||
inccnt_from_B1:
|
||||
//SEG12 [8] phi (byte) cnt#13 = (byte) cnt#3 -- register_copy
|
||||
jsr inccnt
|
||||
jmp main__B2
|
||||
//SEG13 main::@2
|
||||
main__B2:
|
||||
//SEG14 [5] (byte) cnt#1 ← ++ (byte) cnt#10 [ cnt#1 ] -- zpby1=_inc_zpby2
|
||||
lda 4
|
||||
sta 3
|
||||
inc 3
|
||||
//SEG15 [6] *((word) 1025) ← (byte) cnt#1 [ ] -- _star_cowo1=zpby1
|
||||
lda 3
|
||||
sta 1025
|
||||
jmp main__Breturn
|
||||
//SEG16 main::@return
|
||||
main__Breturn:
|
||||
//SEG17 [7] return [ ]
|
||||
rts
|
||||
//SEG18 inccnt
|
||||
inccnt:
|
||||
//SEG19 [9] (byte) cnt#10 ← ++ (byte) cnt#13 [ cnt#10 ] -- zpby1=_inc_zpby2
|
||||
lda 2
|
||||
sta 4
|
||||
inc 4
|
||||
jmp inccnt__Breturn
|
||||
//SEG20 inccnt::@return
|
||||
inccnt__Breturn:
|
||||
//SEG21 [10] return [ cnt#10 ]
|
||||
rts
|
||||
|
||||
REGISTER UPLIFT POTENTIAL REGISTERS
|
||||
Potential registers zp byte:2 [ cnt#13 cnt#3 ] : zp byte:2 , reg byte a , reg byte x , reg byte y ,
|
||||
Potential registers zp byte:3 [ cnt#1 ] : zp byte:3 , reg byte a , reg byte x , reg byte y ,
|
||||
Potential registers zp byte:4 [ cnt#10 ] : zp byte:4 , reg byte a , reg byte x , reg byte y ,
|
||||
|
||||
REGISTER UPLIFT SCOPES
|
||||
Uplift Scope [] 8: zp byte:2 [ cnt#13 cnt#3 ] 4: zp byte:3 [ cnt#1 ] 1.6: zp byte:4 [ cnt#10 ]
|
||||
Uplift Scope [main]
|
||||
Uplift Scope [inccnt]
|
||||
|
||||
Uplifting [] best 61 combination reg byte x [ cnt#13 cnt#3 ] reg byte x [ cnt#1 ] reg byte x [ cnt#10 ]
|
||||
Uplifting [main] best 61 combination
|
||||
Uplifting [inccnt] best 61 combination
|
||||
Removing instruction jmp BEND
|
||||
Removing instruction jmp main__B1
|
||||
Removing instruction jmp main__B2
|
||||
Removing instruction jmp main__Breturn
|
||||
Removing instruction jmp inccnt__Breturn
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
ASSEMBLER
|
||||
//SEG0 @BEGIN
|
||||
BBEGIN:
|
||||
//SEG1 [0] call main param-assignment [ ]
|
||||
jsr main
|
||||
//SEG2 @END
|
||||
BEND:
|
||||
//SEG3 main
|
||||
main:
|
||||
//SEG4 [1] call inccnt param-assignment [ cnt#10 ]
|
||||
//SEG5 [8] phi from main to inccnt
|
||||
inccnt_from_main:
|
||||
//SEG6 [8] phi (byte) cnt#13 = (byte) 0 -- xby=coby1
|
||||
ldx #0
|
||||
jsr inccnt
|
||||
//SEG7 main::@1
|
||||
main__B1:
|
||||
//SEG8 [2] *((word) 1024) ← (byte) cnt#10 [ cnt#10 ] -- _star_cowo1=xby
|
||||
stx 1024
|
||||
//SEG9 [3] (byte) cnt#3 ← ++ (byte) cnt#10 [ cnt#3 ] -- xby=_inc_xby
|
||||
inx
|
||||
//SEG10 [4] call inccnt param-assignment [ cnt#10 ]
|
||||
//SEG11 [8] phi from main::@1 to inccnt
|
||||
inccnt_from_B1:
|
||||
//SEG12 [8] phi (byte) cnt#13 = (byte) cnt#3 -- register_copy
|
||||
jsr inccnt
|
||||
//SEG13 main::@2
|
||||
main__B2:
|
||||
//SEG14 [5] (byte) cnt#1 ← ++ (byte) cnt#10 [ cnt#1 ] -- xby=_inc_xby
|
||||
inx
|
||||
//SEG15 [6] *((word) 1025) ← (byte) cnt#1 [ ] -- _star_cowo1=xby
|
||||
stx 1025
|
||||
//SEG16 main::@return
|
||||
main__Breturn:
|
||||
//SEG17 [7] return [ ]
|
||||
rts
|
||||
//SEG18 inccnt
|
||||
inccnt:
|
||||
//SEG19 [9] (byte) cnt#10 ← ++ (byte) cnt#13 [ cnt#10 ] -- xby=_inc_xby
|
||||
inx
|
||||
//SEG20 inccnt::@return
|
||||
inccnt__Breturn:
|
||||
//SEG21 [10] return [ cnt#10 ]
|
||||
rts
|
||||
|
||||
FINAL SYMBOL TABLE
|
||||
(label) @BEGIN
|
||||
(label) @END
|
||||
(byte[256]) SCREEN
|
||||
(byte) cnt
|
||||
(byte) cnt#1 reg byte x 4.0
|
||||
(byte) cnt#10 reg byte x 1.6
|
||||
(byte) cnt#13 reg byte x 4.0
|
||||
(byte) cnt#3 reg byte x 4.0
|
||||
(void()) inccnt()
|
||||
(label) inccnt::@return
|
||||
(void()) main()
|
||||
(label) main::@1
|
||||
(label) main::@2
|
||||
(label) main::@return
|
||||
|
||||
reg byte x [ cnt#13 cnt#3 ]
|
||||
reg byte x [ cnt#1 ]
|
||||
reg byte x [ cnt#10 ]
|
||||
|
||||
FINAL CODE
|
||||
//SEG0 @BEGIN
|
||||
BBEGIN:
|
||||
//SEG1 [0] call main param-assignment [ ]
|
||||
jsr main
|
||||
//SEG2 @END
|
||||
BEND:
|
||||
//SEG3 main
|
||||
main:
|
||||
//SEG4 [1] call inccnt param-assignment [ cnt#10 ]
|
||||
//SEG5 [8] phi from main to inccnt
|
||||
inccnt_from_main:
|
||||
//SEG6 [8] phi (byte) cnt#13 = (byte) 0 -- xby=coby1
|
||||
ldx #0
|
||||
jsr inccnt
|
||||
//SEG7 main::@1
|
||||
main__B1:
|
||||
//SEG8 [2] *((word) 1024) ← (byte) cnt#10 [ cnt#10 ] -- _star_cowo1=xby
|
||||
stx 1024
|
||||
//SEG9 [3] (byte) cnt#3 ← ++ (byte) cnt#10 [ cnt#3 ] -- xby=_inc_xby
|
||||
inx
|
||||
//SEG10 [4] call inccnt param-assignment [ cnt#10 ]
|
||||
//SEG11 [8] phi from main::@1 to inccnt
|
||||
inccnt_from_B1:
|
||||
//SEG12 [8] phi (byte) cnt#13 = (byte) cnt#3 -- register_copy
|
||||
jsr inccnt
|
||||
//SEG13 main::@2
|
||||
main__B2:
|
||||
//SEG14 [5] (byte) cnt#1 ← ++ (byte) cnt#10 [ cnt#1 ] -- xby=_inc_xby
|
||||
inx
|
||||
//SEG15 [6] *((word) 1025) ← (byte) cnt#1 [ ] -- _star_cowo1=xby
|
||||
stx 1025
|
||||
//SEG16 main::@return
|
||||
main__Breturn:
|
||||
//SEG17 [7] return [ ]
|
||||
rts
|
||||
//SEG18 inccnt
|
||||
inccnt:
|
||||
//SEG19 [9] (byte) cnt#10 ← ++ (byte) cnt#13 [ cnt#10 ] -- xby=_inc_xby
|
||||
inx
|
||||
//SEG20 inccnt::@return
|
||||
inccnt__Breturn:
|
||||
//SEG21 [10] return [ cnt#10 ]
|
||||
rts
|
||||
|
||||
18
src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.sym
Normal file
18
src/main/java/dk/camelot64/kickc/test/ref/modglobalmin.sym
Normal file
@ -0,0 +1,18 @@
|
||||
(label) @BEGIN
|
||||
(label) @END
|
||||
(byte[256]) SCREEN
|
||||
(byte) cnt
|
||||
(byte) cnt#1 reg byte x 4.0
|
||||
(byte) cnt#10 reg byte x 1.6
|
||||
(byte) cnt#13 reg byte x 4.0
|
||||
(byte) cnt#3 reg byte x 4.0
|
||||
(void()) inccnt()
|
||||
(label) inccnt::@return
|
||||
(void()) main()
|
||||
(label) main::@1
|
||||
(label) main::@2
|
||||
(label) main::@return
|
||||
|
||||
reg byte x [ cnt#13 cnt#3 ]
|
||||
reg byte x [ cnt#1 ]
|
||||
reg byte x [ cnt#10 ]
|
||||
Loading…
x
Reference in New Issue
Block a user