mirror of
https://gitlab.com/camelot/kickc.git
synced 2025-04-05 07:40:39 +00:00
Added two tests for statement sequence locality.
This commit is contained in:
jespergravgaard
parent
9ad3879e52
commit
d52fbcb6b6
@ -36,6 +36,16 @@ public class TestPrograms {
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}
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@Test
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public void testSequenceLocality1() throws IOException, URISyntaxException {
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compileAndCompare("sequence-locality-1");
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}
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@Test
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public void testSequenceLocality0() throws IOException, URISyntaxException {
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compileAndCompare("sequence-locality-0");
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}
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@Test
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public void testConditionInteger4() throws IOException, URISyntaxException {
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compileAndCompare("condition-integer-4");
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17
src/test/kc/sequence-locality-0.kc
Normal file
17
src/test/kc/sequence-locality-0.kc
Normal file
@ -0,0 +1,17 @@
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// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
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void main() {
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const byte* screen = 0x0400;
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byte idx = 0;
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for(byte i: 0..10) {
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if(i>5) {
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screen[idx++] = i;
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} else {
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screen[idx++] = i-5;
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}
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}
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}
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17
src/test/kc/sequence-locality-1.kc
Normal file
17
src/test/kc/sequence-locality-1.kc
Normal file
@ -0,0 +1,17 @@
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// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
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void main() {
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const byte* screen = 0x0400;
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byte idx = 0;
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for(byte i: 0..10) {
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byte j=i;
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if(i>5) {
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j += i;
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}
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screen[idx++] = j;
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}
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}
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27
src/test/ref/sequence-locality-0.asm
Normal file
27
src/test/ref/sequence-locality-0.asm
Normal file
@ -0,0 +1,27 @@
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// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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main: {
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.label screen = $400
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ldy #0
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ldx #0
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b1:
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cpx #5+1
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bcs b2
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txa
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sec
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sbc #5
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sta screen,y
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iny
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b3:
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inx
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cpx #$b
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bne b1
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rts
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b2:
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txa
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sta screen,y
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iny
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jmp b3
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}
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34
src/test/ref/sequence-locality-0.cfg
Normal file
34
src/test/ref/sequence-locality-0.cfg
Normal file
@ -0,0 +1,34 @@
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@begin: scope:[] from
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[0] phi()
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to:@1
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@1: scope:[] from @begin
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[1] phi()
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[2] call main
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to:@end
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@end: scope:[] from @1
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[3] phi()
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main: scope:[main] from @1
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[4] phi()
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to:main::@1
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main::@1: scope:[main] from main main::@3
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[5] (byte) main::idx#3 ← phi( main/(byte) 0 main::@3/(byte) main::idx#6 )
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[5] (byte) main::i#2 ← phi( main/(byte) 0 main::@3/(byte) main::i#1 )
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[6] if((byte) main::i#2>=(byte) 5+(byte) 1) goto main::@2
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to:main::@4
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main::@4: scope:[main] from main::@1
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[7] (byte~) main::$1 ← (byte) main::i#2 - (byte) 5
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[8] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte~) main::$1
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[9] (byte) main::idx#2 ← ++ (byte) main::idx#3
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to:main::@3
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main::@3: scope:[main] from main::@2 main::@4
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[10] (byte) main::idx#6 ← phi( main::@2/(byte) main::idx#1 main::@4/(byte) main::idx#2 )
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[11] (byte) main::i#1 ← ++ (byte) main::i#2
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[12] if((byte) main::i#1!=(byte) $b) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@3
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[13] return
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to:@return
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main::@2: scope:[main] from main::@1
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[14] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte) main::i#2
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[15] (byte) main::idx#1 ← ++ (byte) main::idx#3
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to:main::@3
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521
src/test/ref/sequence-locality-0.log
Normal file
521
src/test/ref/sequence-locality-0.log
Normal file
@ -0,0 +1,521 @@
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Adding pointer type conversion cast (byte*) main::screen in (byte*) main::screen ← (number) $400
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Culled Empty Block (label) main::@5
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Culled Empty Block (label) main::@6
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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to:@1
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main: scope:[main] from @1
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(byte*) main::screen#0 ← ((byte*)) (number) $400
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(byte) main::idx#0 ← (number) 0
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(byte) main::i#0 ← (byte) 0
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to:main::@1
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main::@1: scope:[main] from main main::@3
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(byte) main::idx#5 ← phi( main/(byte) main::idx#0 main::@3/(byte) main::idx#6 )
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(byte) main::i#2 ← phi( main/(byte) main::i#0 main::@3/(byte) main::i#1 )
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(bool~) main::$0 ← (byte) main::i#2 > (number) 5
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if((bool~) main::$0) goto main::@2
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to:main::@4
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main::@2: scope:[main] from main::@1
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(byte) main::idx#3 ← phi( main::@1/(byte) main::idx#5 )
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(byte) main::i#3 ← phi( main::@1/(byte) main::i#2 )
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*((byte*) main::screen#0 + (byte) main::idx#3) ← (byte) main::i#3
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(byte) main::idx#1 ← ++ (byte) main::idx#3
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to:main::@3
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main::@4: scope:[main] from main::@1
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(byte) main::idx#4 ← phi( main::@1/(byte) main::idx#5 )
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(byte) main::i#4 ← phi( main::@1/(byte) main::i#2 )
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(number~) main::$1 ← (byte) main::i#4 - (number) 5
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*((byte*) main::screen#0 + (byte) main::idx#4) ← (number~) main::$1
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(byte) main::idx#2 ← ++ (byte) main::idx#4
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to:main::@3
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main::@3: scope:[main] from main::@2 main::@4
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(byte) main::idx#6 ← phi( main::@2/(byte) main::idx#1 main::@4/(byte) main::idx#2 )
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(byte) main::i#5 ← phi( main::@2/(byte) main::i#3 main::@4/(byte) main::i#4 )
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(byte) main::i#1 ← (byte) main::i#5 + rangenext(0,$a)
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(bool~) main::$2 ← (byte) main::i#1 != rangelast(0,$a)
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if((bool~) main::$2) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@3
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return
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to:@return
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@1: scope:[] from @begin
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call main
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to:@2
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@2: scope:[] from @1
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to:@end
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@end: scope:[] from @2
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SYMBOL TABLE SSA
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(label) @1
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(label) @2
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(label) @begin
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(label) @end
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(void()) main()
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(bool~) main::$0
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(number~) main::$1
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(bool~) main::$2
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(label) main::@1
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(label) main::@2
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(label) main::@3
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(label) main::@4
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(label) main::@return
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(byte) main::i
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(byte) main::i#0
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(byte) main::i#1
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(byte) main::i#2
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(byte) main::i#3
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(byte) main::i#4
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(byte) main::i#5
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(byte) main::idx
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(byte) main::idx#0
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(byte) main::idx#1
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(byte) main::idx#2
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(byte) main::idx#3
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(byte) main::idx#4
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(byte) main::idx#5
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(byte) main::idx#6
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(byte*) main::screen
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(byte*) main::screen#0
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Adding number conversion cast (unumber) 0 in (byte) main::idx#0 ← (number) 0
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Adding number conversion cast (unumber) 5 in (bool~) main::$0 ← (byte) main::i#2 > (number) 5
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Adding number conversion cast (unumber) 5 in (number~) main::$1 ← (byte) main::i#4 - (number) 5
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Adding number conversion cast (unumber) main::$1 in (number~) main::$1 ← (byte) main::i#4 - (unumber)(number) 5
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (byte*) main::screen#0 ← (byte*)(number) $400
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Inlining cast (byte) main::idx#0 ← (unumber)(number) 0
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant integer cast 0
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Simplifying constant integer cast 5
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Simplifying constant integer cast 5
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) 5
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Finalized unsigned number type (byte) 5
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inferred type updated to byte in (unumber~) main::$1 ← (byte) main::i#4 - (byte) 5
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Alias (byte) main::i#2 = (byte) main::i#3 (byte) main::i#4
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Alias (byte) main::idx#3 = (byte) main::idx#5 (byte) main::idx#4
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Successful SSA optimization Pass2AliasElimination
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Alias (byte) main::i#2 = (byte) main::i#5
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Successful SSA optimization Pass2AliasElimination
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Simple Condition (bool~) main::$0 [5] if((byte) main::i#2>(byte) 5) goto main::@2
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Simple Condition (bool~) main::$2 [16] if((byte) main::i#1!=rangelast(0,$a)) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte*) main::screen#0 = (byte*) 1024
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Constant (const byte) main::idx#0 = 0
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Constant (const byte) main::i#0 = 0
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Successful SSA optimization Pass2ConstantIdentification
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Resolved ranged next value [14] main::i#1 ← ++ main::i#2 to ++
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Resolved ranged comparison value [16] if(main::i#1!=rangelast(0,$a)) goto main::@1 to (number) $b
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Rewriting conditional comparison [5] if((byte) main::i#2>(byte) 5) goto main::@2
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Adding number conversion cast (unumber) 5+1 in if((byte) main::i#2>=(byte) 5+(number) 1) goto main::@2
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Adding number conversion cast (unumber) 1 in if((byte) main::i#2>=(unumber)(byte) 5+(number) 1) goto main::@2
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Adding number conversion cast (unumber) $b in if((byte) main::i#1!=(number) $b) goto main::@1
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant integer cast (byte) 5+(unumber)(number) 1
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Simplifying constant integer cast 1
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Simplifying constant integer cast $b
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) $b
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inlining constant with var siblings (const byte) main::idx#0
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Inlining constant with var siblings (const byte) main::i#0
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Constant inlined main::i#0 = (byte) 0
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Constant inlined main::idx#0 = (byte) 0
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Successful SSA optimization Pass2ConstantInlining
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Added new block during phi lifting main::@7(between main::@3 and main::@1)
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @1
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Adding NOP phi() at start of @2
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Adding NOP phi() at start of @end
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Adding NOP phi() at start of main
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CALL GRAPH
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Calls in [] to main:2
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Created 3 initial phi equivalence classes
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Coalesced [11] main::idx#9 ← main::idx#2
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Coalesced [16] main::i#6 ← main::i#1
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Coalesced [17] main::idx#7 ← main::idx#6
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Coalesced [20] main::idx#8 ← main::idx#1
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Coalesced down to 2 phi equivalence classes
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Culled Empty Block (label) @2
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Culled Empty Block (label) main::@7
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @1
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Adding NOP phi() at start of @end
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Adding NOP phi() at start of main
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FINAL CONTROL FLOW GRAPH
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@begin: scope:[] from
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[0] phi()
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to:@1
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@1: scope:[] from @begin
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[1] phi()
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[2] call main
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to:@end
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@end: scope:[] from @1
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[3] phi()
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main: scope:[main] from @1
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[4] phi()
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to:main::@1
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main::@1: scope:[main] from main main::@3
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[5] (byte) main::idx#3 ← phi( main/(byte) 0 main::@3/(byte) main::idx#6 )
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[5] (byte) main::i#2 ← phi( main/(byte) 0 main::@3/(byte) main::i#1 )
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[6] if((byte) main::i#2>=(byte) 5+(byte) 1) goto main::@2
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to:main::@4
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main::@4: scope:[main] from main::@1
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[7] (byte~) main::$1 ← (byte) main::i#2 - (byte) 5
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[8] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte~) main::$1
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[9] (byte) main::idx#2 ← ++ (byte) main::idx#3
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to:main::@3
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main::@3: scope:[main] from main::@2 main::@4
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[10] (byte) main::idx#6 ← phi( main::@2/(byte) main::idx#1 main::@4/(byte) main::idx#2 )
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[11] (byte) main::i#1 ← ++ (byte) main::i#2
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[12] if((byte) main::i#1!=(byte) $b) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@3
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[13] return
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to:@return
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main::@2: scope:[main] from main::@1
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[14] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte) main::i#2
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[15] (byte) main::idx#1 ← ++ (byte) main::idx#3
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to:main::@3
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(byte~) main::$1 22.0
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(byte) main::i
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(byte) main::i#1 16.5
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(byte) main::i#2 6.875
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(byte) main::idx
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(byte) main::idx#1 22.0
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(byte) main::idx#2 22.0
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(byte) main::idx#3 11.0
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(byte) main::idx#6 11.0
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(byte*) main::screen
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Initial phi equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::idx#3 main::idx#6 main::idx#1 main::idx#2 ]
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Added variable main::$1 to zero page equivalence class [ main::$1 ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::idx#3 main::idx#6 main::idx#1 main::idx#2 ]
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[ main::$1 ]
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Allocated zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Allocated zp ZP_BYTE:3 [ main::idx#3 main::idx#6 main::idx#1 main::idx#2 ]
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Allocated zp ZP_BYTE:4 [ main::$1 ]
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INITIAL ASM
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//SEG0 File Comments
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// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
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//SEG1 Basic Upstart
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.pc = $801 "Basic"
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:BasicUpstart(bbegin)
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.pc = $80d "Program"
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//SEG2 Global Constants & labels
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//SEG3 @begin
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bbegin:
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//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
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b1_from_bbegin:
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jmp b1
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//SEG5 @1
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b1:
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//SEG6 [2] call main
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//SEG7 [4] phi from @1 to main [phi:@1->main]
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main_from_b1:
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jsr main
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//SEG8 [3] phi from @1 to @end [phi:@1->@end]
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bend_from_b1:
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jmp bend
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//SEG9 @end
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bend:
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//SEG10 main
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main: {
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.label screen = $400
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.label _1 = 4
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.label idx = 3
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.label i = 2
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//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
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b1_from_main:
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//SEG12 [5] phi (byte) main::idx#3 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
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lda #0
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sta idx
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//SEG13 [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#1] -- vbuz1=vbuc1
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lda #0
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sta i
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jmp b1
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//SEG14 [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
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b1_from_b3:
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//SEG15 [5] phi (byte) main::idx#3 = (byte) main::idx#6 [phi:main::@3->main::@1#0] -- register_copy
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//SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy
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jmp b1
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//SEG17 main::@1
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b1:
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//SEG18 [6] if((byte) main::i#2>=(byte) 5+(byte) 1) goto main::@2 -- vbuz1_ge_vbuc1_then_la1
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lda i
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cmp #5+1
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bcs b2
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jmp b4
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//SEG19 main::@4
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b4:
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//SEG20 [7] (byte~) main::$1 ← (byte) main::i#2 - (byte) 5 -- vbuz1=vbuz2_minus_vbuc1
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lax i
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axs #5
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stx _1
|
||||
//SEG21 [8] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte~) main::$1 -- pbuc1_derefidx_vbuz1=vbuz2
|
||||
lda _1
|
||||
ldy idx
|
||||
sta screen,y
|
||||
//SEG22 [9] (byte) main::idx#2 ← ++ (byte) main::idx#3 -- vbuz1=_inc_vbuz1
|
||||
inc idx
|
||||
//SEG23 [10] phi from main::@2 main::@4 to main::@3 [phi:main::@2/main::@4->main::@3]
|
||||
b3_from_b2:
|
||||
b3_from_b4:
|
||||
//SEG24 [10] phi (byte) main::idx#6 = (byte) main::idx#1 [phi:main::@2/main::@4->main::@3#0] -- register_copy
|
||||
jmp b3
|
||||
//SEG25 main::@3
|
||||
b3:
|
||||
//SEG26 [11] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
|
||||
inc i
|
||||
//SEG27 [12] if((byte) main::i#1!=(byte) $b) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
|
||||
lda #$b
|
||||
cmp i
|
||||
bne b1_from_b3
|
||||
jmp breturn
|
||||
//SEG28 main::@return
|
||||
breturn:
|
||||
//SEG29 [13] return
|
||||
rts
|
||||
//SEG30 main::@2
|
||||
b2:
|
||||
//SEG31 [14] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte) main::i#2 -- pbuc1_derefidx_vbuz1=vbuz2
|
||||
lda i
|
||||
ldy idx
|
||||
sta screen,y
|
||||
//SEG32 [15] (byte) main::idx#1 ← ++ (byte) main::idx#3 -- vbuz1=_inc_vbuz1
|
||||
inc idx
|
||||
jmp b3_from_b2
|
||||
}
|
||||
|
||||
REGISTER UPLIFT POTENTIAL REGISTERS
|
||||
Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 , reg byte a , reg byte x , reg byte y ,
|
||||
Potential registers zp ZP_BYTE:3 [ main::idx#3 main::idx#6 main::idx#1 main::idx#2 ] : zp ZP_BYTE:3 , reg byte a , reg byte x , reg byte y ,
|
||||
Potential registers zp ZP_BYTE:4 [ main::$1 ] : zp ZP_BYTE:4 , reg byte a , reg byte x , reg byte y ,
|
||||
|
||||
REGISTER UPLIFT SCOPES
|
||||
Uplift Scope [main] 66: zp ZP_BYTE:3 [ main::idx#3 main::idx#6 main::idx#1 main::idx#2 ] 23.38: zp ZP_BYTE:2 [ main::i#2 main::i#1 ] 22: zp ZP_BYTE:4 [ main::$1 ]
|
||||
Uplift Scope []
|
||||
|
||||
Uplifting [main] best 568 combination reg byte y [ main::idx#3 main::idx#6 main::idx#1 main::idx#2 ] reg byte x [ main::i#2 main::i#1 ] reg byte a [ main::$1 ]
|
||||
Uplifting [] best 568 combination
|
||||
|
||||
ASSEMBLER BEFORE OPTIMIZATION
|
||||
//SEG0 File Comments
|
||||
// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
|
||||
//SEG1 Basic Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(bbegin)
|
||||
.pc = $80d "Program"
|
||||
//SEG2 Global Constants & labels
|
||||
//SEG3 @begin
|
||||
bbegin:
|
||||
//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
b1_from_bbegin:
|
||||
jmp b1
|
||||
//SEG5 @1
|
||||
b1:
|
||||
//SEG6 [2] call main
|
||||
//SEG7 [4] phi from @1 to main [phi:@1->main]
|
||||
main_from_b1:
|
||||
jsr main
|
||||
//SEG8 [3] phi from @1 to @end [phi:@1->@end]
|
||||
bend_from_b1:
|
||||
jmp bend
|
||||
//SEG9 @end
|
||||
bend:
|
||||
//SEG10 main
|
||||
main: {
|
||||
.label screen = $400
|
||||
//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
|
||||
b1_from_main:
|
||||
//SEG12 [5] phi (byte) main::idx#3 = (byte) 0 [phi:main->main::@1#0] -- vbuyy=vbuc1
|
||||
ldy #0
|
||||
//SEG13 [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#1] -- vbuxx=vbuc1
|
||||
ldx #0
|
||||
jmp b1
|
||||
//SEG14 [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
|
||||
b1_from_b3:
|
||||
//SEG15 [5] phi (byte) main::idx#3 = (byte) main::idx#6 [phi:main::@3->main::@1#0] -- register_copy
|
||||
//SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy
|
||||
jmp b1
|
||||
//SEG17 main::@1
|
||||
b1:
|
||||
//SEG18 [6] if((byte) main::i#2>=(byte) 5+(byte) 1) goto main::@2 -- vbuxx_ge_vbuc1_then_la1
|
||||
cpx #5+1
|
||||
bcs b2
|
||||
jmp b4
|
||||
//SEG19 main::@4
|
||||
b4:
|
||||
//SEG20 [7] (byte~) main::$1 ← (byte) main::i#2 - (byte) 5 -- vbuaa=vbuxx_minus_vbuc1
|
||||
txa
|
||||
sec
|
||||
sbc #5
|
||||
//SEG21 [8] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte~) main::$1 -- pbuc1_derefidx_vbuyy=vbuaa
|
||||
sta screen,y
|
||||
//SEG22 [9] (byte) main::idx#2 ← ++ (byte) main::idx#3 -- vbuyy=_inc_vbuyy
|
||||
iny
|
||||
//SEG23 [10] phi from main::@2 main::@4 to main::@3 [phi:main::@2/main::@4->main::@3]
|
||||
b3_from_b2:
|
||||
b3_from_b4:
|
||||
//SEG24 [10] phi (byte) main::idx#6 = (byte) main::idx#1 [phi:main::@2/main::@4->main::@3#0] -- register_copy
|
||||
jmp b3
|
||||
//SEG25 main::@3
|
||||
b3:
|
||||
//SEG26 [11] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
|
||||
inx
|
||||
//SEG27 [12] if((byte) main::i#1!=(byte) $b) goto main::@1 -- vbuxx_neq_vbuc1_then_la1
|
||||
cpx #$b
|
||||
bne b1_from_b3
|
||||
jmp breturn
|
||||
//SEG28 main::@return
|
||||
breturn:
|
||||
//SEG29 [13] return
|
||||
rts
|
||||
//SEG30 main::@2
|
||||
b2:
|
||||
//SEG31 [14] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte) main::i#2 -- pbuc1_derefidx_vbuyy=vbuxx
|
||||
txa
|
||||
sta screen,y
|
||||
//SEG32 [15] (byte) main::idx#1 ← ++ (byte) main::idx#3 -- vbuyy=_inc_vbuyy
|
||||
iny
|
||||
jmp b3_from_b2
|
||||
}
|
||||
|
||||
ASSEMBLER OPTIMIZATIONS
|
||||
Removing instruction jmp b1
|
||||
Removing instruction jmp bend
|
||||
Removing instruction jmp b1
|
||||
Removing instruction jmp b4
|
||||
Removing instruction jmp b3
|
||||
Removing instruction jmp breturn
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
Replacing label b1_from_b3 with b1
|
||||
Replacing label b3_from_b2 with b3
|
||||
Removing instruction b1_from_bbegin:
|
||||
Removing instruction b1:
|
||||
Removing instruction main_from_b1:
|
||||
Removing instruction bend_from_b1:
|
||||
Removing instruction b1_from_b3:
|
||||
Removing instruction b3_from_b2:
|
||||
Removing instruction b3_from_b4:
|
||||
Succesful ASM optimization Pass5RedundantLabelElimination
|
||||
Removing instruction bend:
|
||||
Removing instruction b1_from_main:
|
||||
Removing instruction b4:
|
||||
Removing instruction breturn:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
Updating BasicUpstart to call main directly
|
||||
Removing instruction jsr main
|
||||
Succesful ASM optimization Pass5SkipBegin
|
||||
Removing instruction jmp b1
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
Removing instruction bbegin:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
|
||||
FINAL SYMBOL TABLE
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(void()) main()
|
||||
(byte~) main::$1 reg byte a 22.0
|
||||
(label) main::@1
|
||||
(label) main::@2
|
||||
(label) main::@3
|
||||
(label) main::@4
|
||||
(label) main::@return
|
||||
(byte) main::i
|
||||
(byte) main::i#1 reg byte x 16.5
|
||||
(byte) main::i#2 reg byte x 6.875
|
||||
(byte) main::idx
|
||||
(byte) main::idx#1 reg byte y 22.0
|
||||
(byte) main::idx#2 reg byte y 22.0
|
||||
(byte) main::idx#3 reg byte y 11.0
|
||||
(byte) main::idx#6 reg byte y 11.0
|
||||
(byte*) main::screen
|
||||
(const byte*) main::screen#0 screen = (byte*) 1024
|
||||
|
||||
reg byte x [ main::i#2 main::i#1 ]
|
||||
reg byte y [ main::idx#3 main::idx#6 main::idx#1 main::idx#2 ]
|
||||
reg byte a [ main::$1 ]
|
||||
|
||||
|
||||
FINAL ASSEMBLER
|
||||
Score: 406
|
||||
|
||||
//SEG0 File Comments
|
||||
// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
|
||||
//SEG1 Basic Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(main)
|
||||
.pc = $80d "Program"
|
||||
//SEG2 Global Constants & labels
|
||||
//SEG3 @begin
|
||||
//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
//SEG5 @1
|
||||
//SEG6 [2] call main
|
||||
//SEG7 [4] phi from @1 to main [phi:@1->main]
|
||||
//SEG8 [3] phi from @1 to @end [phi:@1->@end]
|
||||
//SEG9 @end
|
||||
//SEG10 main
|
||||
main: {
|
||||
.label screen = $400
|
||||
//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
|
||||
//SEG12 [5] phi (byte) main::idx#3 = (byte) 0 [phi:main->main::@1#0] -- vbuyy=vbuc1
|
||||
ldy #0
|
||||
//SEG13 [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#1] -- vbuxx=vbuc1
|
||||
ldx #0
|
||||
//SEG14 [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
|
||||
//SEG15 [5] phi (byte) main::idx#3 = (byte) main::idx#6 [phi:main::@3->main::@1#0] -- register_copy
|
||||
//SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy
|
||||
//SEG17 main::@1
|
||||
b1:
|
||||
//SEG18 [6] if((byte) main::i#2>=(byte) 5+(byte) 1) goto main::@2 -- vbuxx_ge_vbuc1_then_la1
|
||||
cpx #5+1
|
||||
bcs b2
|
||||
//SEG19 main::@4
|
||||
//SEG20 [7] (byte~) main::$1 ← (byte) main::i#2 - (byte) 5 -- vbuaa=vbuxx_minus_vbuc1
|
||||
txa
|
||||
sec
|
||||
sbc #5
|
||||
//SEG21 [8] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte~) main::$1 -- pbuc1_derefidx_vbuyy=vbuaa
|
||||
sta screen,y
|
||||
//SEG22 [9] (byte) main::idx#2 ← ++ (byte) main::idx#3 -- vbuyy=_inc_vbuyy
|
||||
iny
|
||||
//SEG23 [10] phi from main::@2 main::@4 to main::@3 [phi:main::@2/main::@4->main::@3]
|
||||
//SEG24 [10] phi (byte) main::idx#6 = (byte) main::idx#1 [phi:main::@2/main::@4->main::@3#0] -- register_copy
|
||||
//SEG25 main::@3
|
||||
b3:
|
||||
//SEG26 [11] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
|
||||
inx
|
||||
//SEG27 [12] if((byte) main::i#1!=(byte) $b) goto main::@1 -- vbuxx_neq_vbuc1_then_la1
|
||||
cpx #$b
|
||||
bne b1
|
||||
//SEG28 main::@return
|
||||
//SEG29 [13] return
|
||||
rts
|
||||
//SEG30 main::@2
|
||||
b2:
|
||||
//SEG31 [14] *((const byte*) main::screen#0 + (byte) main::idx#3) ← (byte) main::i#2 -- pbuc1_derefidx_vbuyy=vbuxx
|
||||
txa
|
||||
sta screen,y
|
||||
//SEG32 [15] (byte) main::idx#1 ← ++ (byte) main::idx#3 -- vbuyy=_inc_vbuyy
|
||||
iny
|
||||
jmp b3
|
||||
}
|
||||
|
||||
1
src/test/ref/sequence-locality-0.sym
Normal file
1
src/test/ref/sequence-locality-0.sym
Normal file
@ -0,0 +1 @@
|
||||
program
|
||||
24
src/test/ref/sequence-locality-1.asm
Normal file
24
src/test/ref/sequence-locality-1.asm
Normal file
@ -0,0 +1,24 @@
|
||||
// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(main)
|
||||
.pc = $80d "Program"
|
||||
main: {
|
||||
.label screen = $400
|
||||
ldx #0
|
||||
ldy #0
|
||||
b1:
|
||||
cpy #5+1
|
||||
bcc b4
|
||||
tya
|
||||
asl
|
||||
b2:
|
||||
sta screen,x
|
||||
inx
|
||||
iny
|
||||
cpy #$b
|
||||
bne b1
|
||||
rts
|
||||
b4:
|
||||
tya
|
||||
jmp b2
|
||||
}
|
||||
33
src/test/ref/sequence-locality-1.cfg
Normal file
33
src/test/ref/sequence-locality-1.cfg
Normal file
@ -0,0 +1,33 @@
|
||||
@begin: scope:[] from
|
||||
[0] phi()
|
||||
to:@1
|
||||
@1: scope:[] from @begin
|
||||
[1] phi()
|
||||
[2] call main
|
||||
to:@end
|
||||
@end: scope:[] from @1
|
||||
[3] phi()
|
||||
main: scope:[main] from @1
|
||||
[4] phi()
|
||||
to:main::@1
|
||||
main::@1: scope:[main] from main main::@2
|
||||
[5] (byte) main::idx#2 ← phi( main/(byte) 0 main::@2/(byte) main::idx#1 )
|
||||
[5] (byte) main::i#3 ← phi( main/(byte) 0 main::@2/(byte) main::i#1 )
|
||||
[6] if((byte) main::i#3<(byte) 5+(byte) 1) goto main::@4
|
||||
to:main::@3
|
||||
main::@3: scope:[main] from main::@1
|
||||
[7] (byte) main::j#1 ← (byte) main::i#3 + (byte) main::i#3
|
||||
to:main::@2
|
||||
main::@2: scope:[main] from main::@3 main::@4
|
||||
[8] (byte) main::j#2 ← phi( main::@4/(byte~) main::j#4 main::@3/(byte) main::j#1 )
|
||||
[9] *((const byte*) main::screen#0 + (byte) main::idx#2) ← (byte) main::j#2
|
||||
[10] (byte) main::idx#1 ← ++ (byte) main::idx#2
|
||||
[11] (byte) main::i#1 ← ++ (byte) main::i#3
|
||||
[12] if((byte) main::i#1!=(byte) $b) goto main::@1
|
||||
to:main::@return
|
||||
main::@return: scope:[main] from main::@2
|
||||
[13] return
|
||||
to:@return
|
||||
main::@4: scope:[main] from main::@1
|
||||
[14] (byte~) main::j#4 ← (byte) main::i#3
|
||||
to:main::@2
|
||||
513
src/test/ref/sequence-locality-1.log
Normal file
513
src/test/ref/sequence-locality-1.log
Normal file
@ -0,0 +1,513 @@
|
||||
Adding pointer type conversion cast (byte*) main::screen in (byte*) main::screen ← (number) $400
|
||||
Culled Empty Block (label) main::@4
|
||||
|
||||
CONTROL FLOW GRAPH SSA
|
||||
@begin: scope:[] from
|
||||
to:@1
|
||||
main: scope:[main] from @1
|
||||
(byte*) main::screen#0 ← ((byte*)) (number) $400
|
||||
(byte) main::idx#0 ← (number) 0
|
||||
(byte) main::i#0 ← (byte) 0
|
||||
to:main::@1
|
||||
main::@1: scope:[main] from main main::@2
|
||||
(byte) main::idx#3 ← phi( main/(byte) main::idx#0 main::@2/(byte) main::idx#1 )
|
||||
(byte) main::i#2 ← phi( main/(byte) main::i#0 main::@2/(byte) main::i#1 )
|
||||
(byte) main::j#0 ← (byte) main::i#2
|
||||
(bool~) main::$0 ← (byte) main::i#2 > (number) 5
|
||||
(bool~) main::$1 ← ! (bool~) main::$0
|
||||
if((bool~) main::$1) goto main::@2
|
||||
to:main::@3
|
||||
main::@2: scope:[main] from main::@1 main::@3
|
||||
(byte) main::i#3 ← phi( main::@1/(byte) main::i#2 main::@3/(byte) main::i#4 )
|
||||
(byte) main::idx#2 ← phi( main::@1/(byte) main::idx#3 main::@3/(byte) main::idx#4 )
|
||||
(byte) main::j#2 ← phi( main::@1/(byte) main::j#0 main::@3/(byte) main::j#1 )
|
||||
*((byte*) main::screen#0 + (byte) main::idx#2) ← (byte) main::j#2
|
||||
(byte) main::idx#1 ← ++ (byte) main::idx#2
|
||||
(byte) main::i#1 ← (byte) main::i#3 + rangenext(0,$a)
|
||||
(bool~) main::$2 ← (byte) main::i#1 != rangelast(0,$a)
|
||||
if((bool~) main::$2) goto main::@1
|
||||
to:main::@return
|
||||
main::@3: scope:[main] from main::@1
|
||||
(byte) main::idx#4 ← phi( main::@1/(byte) main::idx#3 )
|
||||
(byte) main::i#4 ← phi( main::@1/(byte) main::i#2 )
|
||||
(byte) main::j#3 ← phi( main::@1/(byte) main::j#0 )
|
||||
(byte) main::j#1 ← (byte) main::j#3 + (byte) main::i#4
|
||||
to:main::@2
|
||||
main::@return: scope:[main] from main::@2
|
||||
return
|
||||
to:@return
|
||||
@1: scope:[] from @begin
|
||||
call main
|
||||
to:@2
|
||||
@2: scope:[] from @1
|
||||
to:@end
|
||||
@end: scope:[] from @2
|
||||
|
||||
SYMBOL TABLE SSA
|
||||
(label) @1
|
||||
(label) @2
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(void()) main()
|
||||
(bool~) main::$0
|
||||
(bool~) main::$1
|
||||
(bool~) main::$2
|
||||
(label) main::@1
|
||||
(label) main::@2
|
||||
(label) main::@3
|
||||
(label) main::@return
|
||||
(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::idx
|
||||
(byte) main::idx#0
|
||||
(byte) main::idx#1
|
||||
(byte) main::idx#2
|
||||
(byte) main::idx#3
|
||||
(byte) main::idx#4
|
||||
(byte) main::j
|
||||
(byte) main::j#0
|
||||
(byte) main::j#1
|
||||
(byte) main::j#2
|
||||
(byte) main::j#3
|
||||
(byte*) main::screen
|
||||
(byte*) main::screen#0
|
||||
|
||||
Adding number conversion cast (unumber) 0 in (byte) main::idx#0 ← (number) 0
|
||||
Adding number conversion cast (unumber) 5 in (bool~) main::$0 ← (byte) main::i#2 > (number) 5
|
||||
Successful SSA optimization PassNAddNumberTypeConversions
|
||||
Inlining cast (byte*) main::screen#0 ← (byte*)(number) $400
|
||||
Inlining cast (byte) main::idx#0 ← (unumber)(number) 0
|
||||
Successful SSA optimization Pass2InlineCast
|
||||
Simplifying constant pointer cast (byte*) 1024
|
||||
Simplifying constant integer cast 0
|
||||
Simplifying constant integer cast 5
|
||||
Successful SSA optimization PassNCastSimplification
|
||||
Finalized unsigned number type (byte) 0
|
||||
Finalized unsigned number type (byte) 5
|
||||
Successful SSA optimization PassNFinalizeNumberTypeConversions
|
||||
Inversing boolean not [6] (bool~) main::$1 ← (byte) main::i#2 <= (byte) 5 from [5] (bool~) main::$0 ← (byte) main::i#2 > (byte) 5
|
||||
Successful SSA optimization Pass2UnaryNotSimplification
|
||||
Alias (byte) main::j#0 = (byte) main::i#2 (byte) main::j#3 (byte) main::i#4
|
||||
Alias (byte) main::idx#3 = (byte) main::idx#4
|
||||
Successful SSA optimization Pass2AliasElimination
|
||||
Alias (byte) main::idx#2 = (byte) main::idx#3
|
||||
Alias (byte) main::i#3 = (byte) main::j#0
|
||||
Successful SSA optimization Pass2AliasElimination
|
||||
Simple Condition (bool~) main::$1 [7] if((byte) main::i#3<=(byte) 5) goto main::@2
|
||||
Simple Condition (bool~) main::$2 [13] if((byte) main::i#1!=rangelast(0,$a)) goto main::@1
|
||||
Successful SSA optimization Pass2ConditionalJumpSimplification
|
||||
Constant (const byte*) main::screen#0 = (byte*) 1024
|
||||
Constant (const byte) main::idx#0 = 0
|
||||
Constant (const byte) main::i#0 = 0
|
||||
Successful SSA optimization Pass2ConstantIdentification
|
||||
Resolved ranged next value [11] main::i#1 ← ++ main::i#3 to ++
|
||||
Resolved ranged comparison value [13] if(main::i#1!=rangelast(0,$a)) goto main::@1 to (number) $b
|
||||
Rewriting conditional comparison [7] if((byte) main::i#3<=(byte) 5) goto main::@2
|
||||
Adding number conversion cast (unumber) 5+1 in if((byte) main::i#3<(byte) 5+(number) 1) goto main::@2
|
||||
Adding number conversion cast (unumber) 1 in if((byte) main::i#3<(unumber)(byte) 5+(number) 1) goto main::@2
|
||||
Adding number conversion cast (unumber) $b in if((byte) main::i#1!=(number) $b) goto main::@1
|
||||
Successful SSA optimization PassNAddNumberTypeConversions
|
||||
Simplifying constant integer cast (byte) 5+(unumber)(number) 1
|
||||
Simplifying constant integer cast 1
|
||||
Simplifying constant integer cast $b
|
||||
Successful SSA optimization PassNCastSimplification
|
||||
Finalized unsigned number type (byte) 1
|
||||
Finalized unsigned number type (byte) $b
|
||||
Successful SSA optimization PassNFinalizeNumberTypeConversions
|
||||
Inlining constant with var siblings (const byte) main::idx#0
|
||||
Inlining constant with var siblings (const byte) main::i#0
|
||||
Constant inlined main::i#0 = (byte) 0
|
||||
Constant inlined main::idx#0 = (byte) 0
|
||||
Successful SSA optimization Pass2ConstantInlining
|
||||
Added new block during phi lifting main::@5(between main::@2 and main::@1)
|
||||
Added new block during phi lifting main::@6(between main::@1 and main::@2)
|
||||
Adding NOP phi() at start of @begin
|
||||
Adding NOP phi() at start of @1
|
||||
Adding NOP phi() at start of @2
|
||||
Adding NOP phi() at start of @end
|
||||
Adding NOP phi() at start of main
|
||||
CALL GRAPH
|
||||
Calls in [] to main:2
|
||||
|
||||
Created 3 initial phi equivalence classes
|
||||
Coalesced [9] main::j#5 ← main::j#1
|
||||
Coalesced [16] main::i#5 ← main::i#1
|
||||
Coalesced [17] main::idx#5 ← main::idx#1
|
||||
Not coalescing [18] main::j#4 ← main::i#3
|
||||
Coalesced down to 3 phi equivalence classes
|
||||
Culled Empty Block (label) @2
|
||||
Culled Empty Block (label) main::@5
|
||||
Renumbering block main::@6 to main::@4
|
||||
Adding NOP phi() at start of @begin
|
||||
Adding NOP phi() at start of @1
|
||||
Adding NOP phi() at start of @end
|
||||
Adding NOP phi() at start of main
|
||||
|
||||
FINAL CONTROL FLOW GRAPH
|
||||
@begin: scope:[] from
|
||||
[0] phi()
|
||||
to:@1
|
||||
@1: scope:[] from @begin
|
||||
[1] phi()
|
||||
[2] call main
|
||||
to:@end
|
||||
@end: scope:[] from @1
|
||||
[3] phi()
|
||||
main: scope:[main] from @1
|
||||
[4] phi()
|
||||
to:main::@1
|
||||
main::@1: scope:[main] from main main::@2
|
||||
[5] (byte) main::idx#2 ← phi( main/(byte) 0 main::@2/(byte) main::idx#1 )
|
||||
[5] (byte) main::i#3 ← phi( main/(byte) 0 main::@2/(byte) main::i#1 )
|
||||
[6] if((byte) main::i#3<(byte) 5+(byte) 1) goto main::@4
|
||||
to:main::@3
|
||||
main::@3: scope:[main] from main::@1
|
||||
[7] (byte) main::j#1 ← (byte) main::i#3 + (byte) main::i#3
|
||||
to:main::@2
|
||||
main::@2: scope:[main] from main::@3 main::@4
|
||||
[8] (byte) main::j#2 ← phi( main::@4/(byte~) main::j#4 main::@3/(byte) main::j#1 )
|
||||
[9] *((const byte*) main::screen#0 + (byte) main::idx#2) ← (byte) main::j#2
|
||||
[10] (byte) main::idx#1 ← ++ (byte) main::idx#2
|
||||
[11] (byte) main::i#1 ← ++ (byte) main::i#3
|
||||
[12] if((byte) main::i#1!=(byte) $b) goto main::@1
|
||||
to:main::@return
|
||||
main::@return: scope:[main] from main::@2
|
||||
[13] return
|
||||
to:@return
|
||||
main::@4: scope:[main] from main::@1
|
||||
[14] (byte~) main::j#4 ← (byte) main::i#3
|
||||
to:main::@2
|
||||
|
||||
|
||||
VARIABLE REGISTER WEIGHTS
|
||||
(void()) main()
|
||||
(byte) main::i
|
||||
(byte) main::i#1 16.5
|
||||
(byte) main::i#3 9.428571428571429
|
||||
(byte) main::idx
|
||||
(byte) main::idx#1 7.333333333333333
|
||||
(byte) main::idx#2 5.5
|
||||
(byte) main::j
|
||||
(byte) main::j#1 22.0
|
||||
(byte) main::j#2 33.0
|
||||
(byte~) main::j#4 22.0
|
||||
(byte*) main::screen
|
||||
|
||||
Initial phi equivalence classes
|
||||
[ main::i#3 main::i#1 ]
|
||||
[ main::idx#2 main::idx#1 ]
|
||||
[ main::j#2 main::j#4 main::j#1 ]
|
||||
Complete equivalence classes
|
||||
[ main::i#3 main::i#1 ]
|
||||
[ main::idx#2 main::idx#1 ]
|
||||
[ main::j#2 main::j#4 main::j#1 ]
|
||||
Allocated zp ZP_BYTE:2 [ main::i#3 main::i#1 ]
|
||||
Allocated zp ZP_BYTE:3 [ main::idx#2 main::idx#1 ]
|
||||
Allocated zp ZP_BYTE:4 [ main::j#2 main::j#4 main::j#1 ]
|
||||
|
||||
INITIAL ASM
|
||||
//SEG0 File Comments
|
||||
// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
|
||||
//SEG1 Basic Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(bbegin)
|
||||
.pc = $80d "Program"
|
||||
//SEG2 Global Constants & labels
|
||||
//SEG3 @begin
|
||||
bbegin:
|
||||
//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
b1_from_bbegin:
|
||||
jmp b1
|
||||
//SEG5 @1
|
||||
b1:
|
||||
//SEG6 [2] call main
|
||||
//SEG7 [4] phi from @1 to main [phi:@1->main]
|
||||
main_from_b1:
|
||||
jsr main
|
||||
//SEG8 [3] phi from @1 to @end [phi:@1->@end]
|
||||
bend_from_b1:
|
||||
jmp bend
|
||||
//SEG9 @end
|
||||
bend:
|
||||
//SEG10 main
|
||||
main: {
|
||||
.label screen = $400
|
||||
.label idx = 3
|
||||
.label i = 2
|
||||
.label j = 4
|
||||
//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
|
||||
b1_from_main:
|
||||
//SEG12 [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
|
||||
lda #0
|
||||
sta idx
|
||||
//SEG13 [5] phi (byte) main::i#3 = (byte) 0 [phi:main->main::@1#1] -- vbuz1=vbuc1
|
||||
lda #0
|
||||
sta i
|
||||
jmp b1
|
||||
//SEG14 [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
|
||||
b1_from_b2:
|
||||
//SEG15 [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@2->main::@1#0] -- register_copy
|
||||
//SEG16 [5] phi (byte) main::i#3 = (byte) main::i#1 [phi:main::@2->main::@1#1] -- register_copy
|
||||
jmp b1
|
||||
//SEG17 main::@1
|
||||
b1:
|
||||
//SEG18 [6] if((byte) main::i#3<(byte) 5+(byte) 1) goto main::@4 -- vbuz1_lt_vbuc1_then_la1
|
||||
lda i
|
||||
cmp #5+1
|
||||
bcc b4
|
||||
jmp b3
|
||||
//SEG19 main::@3
|
||||
b3:
|
||||
//SEG20 [7] (byte) main::j#1 ← (byte) main::i#3 + (byte) main::i#3 -- vbuz1=vbuz2_plus_vbuz2
|
||||
lda i
|
||||
asl
|
||||
sta j
|
||||
//SEG21 [8] phi from main::@3 main::@4 to main::@2 [phi:main::@3/main::@4->main::@2]
|
||||
b2_from_b3:
|
||||
b2_from_b4:
|
||||
//SEG22 [8] phi (byte) main::j#2 = (byte) main::j#1 [phi:main::@3/main::@4->main::@2#0] -- register_copy
|
||||
jmp b2
|
||||
//SEG23 main::@2
|
||||
b2:
|
||||
//SEG24 [9] *((const byte*) main::screen#0 + (byte) main::idx#2) ← (byte) main::j#2 -- pbuc1_derefidx_vbuz1=vbuz2
|
||||
lda j
|
||||
ldy idx
|
||||
sta screen,y
|
||||
//SEG25 [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuz1=_inc_vbuz1
|
||||
inc idx
|
||||
//SEG26 [11] (byte) main::i#1 ← ++ (byte) main::i#3 -- vbuz1=_inc_vbuz1
|
||||
inc i
|
||||
//SEG27 [12] if((byte) main::i#1!=(byte) $b) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
|
||||
lda #$b
|
||||
cmp i
|
||||
bne b1_from_b2
|
||||
jmp breturn
|
||||
//SEG28 main::@return
|
||||
breturn:
|
||||
//SEG29 [13] return
|
||||
rts
|
||||
//SEG30 main::@4
|
||||
b4:
|
||||
//SEG31 [14] (byte~) main::j#4 ← (byte) main::i#3 -- vbuz1=vbuz2
|
||||
lda i
|
||||
sta j
|
||||
jmp b2_from_b4
|
||||
}
|
||||
|
||||
REGISTER UPLIFT POTENTIAL REGISTERS
|
||||
Statement [7] (byte) main::j#1 ← (byte) main::i#3 + (byte) main::i#3 [ main::i#3 main::idx#2 main::j#1 ] ( main:2 [ main::i#3 main::idx#2 main::j#1 ] ) always clobbers reg byte a
|
||||
Removing always clobbered register reg byte a as potential for zp ZP_BYTE:2 [ main::i#3 main::i#1 ]
|
||||
Removing always clobbered register reg byte a as potential for zp ZP_BYTE:3 [ main::idx#2 main::idx#1 ]
|
||||
Statement [7] (byte) main::j#1 ← (byte) main::i#3 + (byte) main::i#3 [ main::i#3 main::idx#2 main::j#1 ] ( main:2 [ main::i#3 main::idx#2 main::j#1 ] ) always clobbers reg byte a
|
||||
Potential registers zp ZP_BYTE:2 [ main::i#3 main::i#1 ] : zp ZP_BYTE:2 , reg byte x , reg byte y ,
|
||||
Potential registers zp ZP_BYTE:3 [ main::idx#2 main::idx#1 ] : zp ZP_BYTE:3 , reg byte x , reg byte y ,
|
||||
Potential registers zp ZP_BYTE:4 [ main::j#2 main::j#4 main::j#1 ] : zp ZP_BYTE:4 , reg byte a , reg byte x , reg byte y ,
|
||||
|
||||
REGISTER UPLIFT SCOPES
|
||||
Uplift Scope [main] 77: zp ZP_BYTE:4 [ main::j#2 main::j#4 main::j#1 ] 25.93: zp ZP_BYTE:2 [ main::i#3 main::i#1 ] 12.83: zp ZP_BYTE:3 [ main::idx#2 main::idx#1 ]
|
||||
Uplift Scope []
|
||||
|
||||
Uplifting [main] best 478 combination reg byte a [ main::j#2 main::j#4 main::j#1 ] reg byte y [ main::i#3 main::i#1 ] reg byte x [ main::idx#2 main::idx#1 ]
|
||||
Uplifting [] best 478 combination
|
||||
|
||||
ASSEMBLER BEFORE OPTIMIZATION
|
||||
//SEG0 File Comments
|
||||
// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
|
||||
//SEG1 Basic Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(bbegin)
|
||||
.pc = $80d "Program"
|
||||
//SEG2 Global Constants & labels
|
||||
//SEG3 @begin
|
||||
bbegin:
|
||||
//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
b1_from_bbegin:
|
||||
jmp b1
|
||||
//SEG5 @1
|
||||
b1:
|
||||
//SEG6 [2] call main
|
||||
//SEG7 [4] phi from @1 to main [phi:@1->main]
|
||||
main_from_b1:
|
||||
jsr main
|
||||
//SEG8 [3] phi from @1 to @end [phi:@1->@end]
|
||||
bend_from_b1:
|
||||
jmp bend
|
||||
//SEG9 @end
|
||||
bend:
|
||||
//SEG10 main
|
||||
main: {
|
||||
.label screen = $400
|
||||
//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
|
||||
b1_from_main:
|
||||
//SEG12 [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1
|
||||
ldx #0
|
||||
//SEG13 [5] phi (byte) main::i#3 = (byte) 0 [phi:main->main::@1#1] -- vbuyy=vbuc1
|
||||
ldy #0
|
||||
jmp b1
|
||||
//SEG14 [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
|
||||
b1_from_b2:
|
||||
//SEG15 [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@2->main::@1#0] -- register_copy
|
||||
//SEG16 [5] phi (byte) main::i#3 = (byte) main::i#1 [phi:main::@2->main::@1#1] -- register_copy
|
||||
jmp b1
|
||||
//SEG17 main::@1
|
||||
b1:
|
||||
//SEG18 [6] if((byte) main::i#3<(byte) 5+(byte) 1) goto main::@4 -- vbuyy_lt_vbuc1_then_la1
|
||||
cpy #5+1
|
||||
bcc b4
|
||||
jmp b3
|
||||
//SEG19 main::@3
|
||||
b3:
|
||||
//SEG20 [7] (byte) main::j#1 ← (byte) main::i#3 + (byte) main::i#3 -- vbuaa=vbuyy_plus_vbuyy
|
||||
tya
|
||||
asl
|
||||
//SEG21 [8] phi from main::@3 main::@4 to main::@2 [phi:main::@3/main::@4->main::@2]
|
||||
b2_from_b3:
|
||||
b2_from_b4:
|
||||
//SEG22 [8] phi (byte) main::j#2 = (byte) main::j#1 [phi:main::@3/main::@4->main::@2#0] -- register_copy
|
||||
jmp b2
|
||||
//SEG23 main::@2
|
||||
b2:
|
||||
//SEG24 [9] *((const byte*) main::screen#0 + (byte) main::idx#2) ← (byte) main::j#2 -- pbuc1_derefidx_vbuxx=vbuaa
|
||||
sta screen,x
|
||||
//SEG25 [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuxx=_inc_vbuxx
|
||||
inx
|
||||
//SEG26 [11] (byte) main::i#1 ← ++ (byte) main::i#3 -- vbuyy=_inc_vbuyy
|
||||
iny
|
||||
//SEG27 [12] if((byte) main::i#1!=(byte) $b) goto main::@1 -- vbuyy_neq_vbuc1_then_la1
|
||||
cpy #$b
|
||||
bne b1_from_b2
|
||||
jmp breturn
|
||||
//SEG28 main::@return
|
||||
breturn:
|
||||
//SEG29 [13] return
|
||||
rts
|
||||
//SEG30 main::@4
|
||||
b4:
|
||||
//SEG31 [14] (byte~) main::j#4 ← (byte) main::i#3 -- vbuaa=vbuyy
|
||||
tya
|
||||
jmp b2_from_b4
|
||||
}
|
||||
|
||||
ASSEMBLER OPTIMIZATIONS
|
||||
Removing instruction jmp b1
|
||||
Removing instruction jmp bend
|
||||
Removing instruction jmp b1
|
||||
Removing instruction jmp b3
|
||||
Removing instruction jmp b2
|
||||
Removing instruction jmp breturn
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
Replacing label b1_from_b2 with b1
|
||||
Replacing label b2_from_b4 with b2
|
||||
Removing instruction b1_from_bbegin:
|
||||
Removing instruction b1:
|
||||
Removing instruction main_from_b1:
|
||||
Removing instruction bend_from_b1:
|
||||
Removing instruction b1_from_b2:
|
||||
Removing instruction b2_from_b3:
|
||||
Removing instruction b2_from_b4:
|
||||
Succesful ASM optimization Pass5RedundantLabelElimination
|
||||
Removing instruction bend:
|
||||
Removing instruction b1_from_main:
|
||||
Removing instruction b3:
|
||||
Removing instruction breturn:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
Updating BasicUpstart to call main directly
|
||||
Removing instruction jsr main
|
||||
Succesful ASM optimization Pass5SkipBegin
|
||||
Removing instruction jmp b1
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
Removing instruction bbegin:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
|
||||
FINAL SYMBOL TABLE
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(void()) main()
|
||||
(label) main::@1
|
||||
(label) main::@2
|
||||
(label) main::@3
|
||||
(label) main::@4
|
||||
(label) main::@return
|
||||
(byte) main::i
|
||||
(byte) main::i#1 reg byte y 16.5
|
||||
(byte) main::i#3 reg byte y 9.428571428571429
|
||||
(byte) main::idx
|
||||
(byte) main::idx#1 reg byte x 7.333333333333333
|
||||
(byte) main::idx#2 reg byte x 5.5
|
||||
(byte) main::j
|
||||
(byte) main::j#1 reg byte a 22.0
|
||||
(byte) main::j#2 reg byte a 33.0
|
||||
(byte~) main::j#4 reg byte a 22.0
|
||||
(byte*) main::screen
|
||||
(const byte*) main::screen#0 screen = (byte*) 1024
|
||||
|
||||
reg byte y [ main::i#3 main::i#1 ]
|
||||
reg byte x [ main::idx#2 main::idx#1 ]
|
||||
reg byte a [ main::j#2 main::j#4 main::j#1 ]
|
||||
|
||||
|
||||
FINAL ASSEMBLER
|
||||
Score: 316
|
||||
|
||||
//SEG0 File Comments
|
||||
// Tests statement sequence locality of if(cond) { stmt1; } else { stmt2; }
|
||||
//SEG1 Basic Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(main)
|
||||
.pc = $80d "Program"
|
||||
//SEG2 Global Constants & labels
|
||||
//SEG3 @begin
|
||||
//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
//SEG5 @1
|
||||
//SEG6 [2] call main
|
||||
//SEG7 [4] phi from @1 to main [phi:@1->main]
|
||||
//SEG8 [3] phi from @1 to @end [phi:@1->@end]
|
||||
//SEG9 @end
|
||||
//SEG10 main
|
||||
main: {
|
||||
.label screen = $400
|
||||
//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
|
||||
//SEG12 [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1
|
||||
ldx #0
|
||||
//SEG13 [5] phi (byte) main::i#3 = (byte) 0 [phi:main->main::@1#1] -- vbuyy=vbuc1
|
||||
ldy #0
|
||||
//SEG14 [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
|
||||
//SEG15 [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@2->main::@1#0] -- register_copy
|
||||
//SEG16 [5] phi (byte) main::i#3 = (byte) main::i#1 [phi:main::@2->main::@1#1] -- register_copy
|
||||
//SEG17 main::@1
|
||||
b1:
|
||||
//SEG18 [6] if((byte) main::i#3<(byte) 5+(byte) 1) goto main::@4 -- vbuyy_lt_vbuc1_then_la1
|
||||
cpy #5+1
|
||||
bcc b4
|
||||
//SEG19 main::@3
|
||||
//SEG20 [7] (byte) main::j#1 ← (byte) main::i#3 + (byte) main::i#3 -- vbuaa=vbuyy_plus_vbuyy
|
||||
tya
|
||||
asl
|
||||
//SEG21 [8] phi from main::@3 main::@4 to main::@2 [phi:main::@3/main::@4->main::@2]
|
||||
//SEG22 [8] phi (byte) main::j#2 = (byte) main::j#1 [phi:main::@3/main::@4->main::@2#0] -- register_copy
|
||||
//SEG23 main::@2
|
||||
b2:
|
||||
//SEG24 [9] *((const byte*) main::screen#0 + (byte) main::idx#2) ← (byte) main::j#2 -- pbuc1_derefidx_vbuxx=vbuaa
|
||||
sta screen,x
|
||||
//SEG25 [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuxx=_inc_vbuxx
|
||||
inx
|
||||
//SEG26 [11] (byte) main::i#1 ← ++ (byte) main::i#3 -- vbuyy=_inc_vbuyy
|
||||
iny
|
||||
//SEG27 [12] if((byte) main::i#1!=(byte) $b) goto main::@1 -- vbuyy_neq_vbuc1_then_la1
|
||||
cpy #$b
|
||||
bne b1
|
||||
//SEG28 main::@return
|
||||
//SEG29 [13] return
|
||||
rts
|
||||
//SEG30 main::@4
|
||||
b4:
|
||||
//SEG31 [14] (byte~) main::j#4 ← (byte) main::i#3 -- vbuaa=vbuyy
|
||||
tya
|
||||
jmp b2
|
||||
}
|
||||
|
||||
1
src/test/ref/sequence-locality-1.sym
Normal file
1
src/test/ref/sequence-locality-1.sym
Normal file
@ -0,0 +1 @@
|
||||
program
|
||||
Loading…
x
Reference in New Issue
Block a user