mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-12-28 16:31:36 +00:00
Fixed issue with constant consolidation creating literals that was not calculatable.
This commit is contained in:
parent
e8d00067ef
commit
f664e8183f
@ -29,6 +29,9 @@ public class OperatorPlus extends OperatorBinary {
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} else if(left instanceof ConstantPointer && right instanceof ConstantInteger) {
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long location = ((ConstantPointer) left).getLocation() + ((ConstantInteger) right).getInteger();
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return new ConstantPointer(location, ((ConstantPointer) left).getElementType());
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} else if(left instanceof ConstantInteger && right instanceof ConstantPointer) {
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long location = ((ConstantPointer) right).getLocation() + ((ConstantInteger) left).getInteger();
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return new ConstantPointer(location, ((ConstantPointer) right).getElementType());
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}
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throw new CompileError("Calculation not implemented " + left + " " + getOperator() + " " + right);
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}
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@ -54,6 +54,11 @@ public class TestPrograms {
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compileAndCompare("complex/tetris/tetris");
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}
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@Test
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public void testConsolidateConstantProblem() throws IOException, URISyntaxException {
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compileAndCompare("consolidate-constant-problem");
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}
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@Test
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public void testConsolidateArrayIndexProblem() throws IOException, URISyntaxException {
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compileAndCompare("consolidate-array-index-problem");
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8
src/test/kc/consolidate-constant-problem.kc
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8
src/test/kc/consolidate-constant-problem.kc
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@ -0,0 +1,8 @@
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const byte* screen = $400;
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void main() {
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inline for( byte j: 0..1) {
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*(screen+40*j+39) = 0;
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screen[40*j+38] = 0;
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}
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}
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12
src/test/ref/consolidate-constant-problem.asm
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12
src/test/ref/consolidate-constant-problem.asm
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@ -0,0 +1,12 @@
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.pc = $801 "Basic"
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:BasicUpstart(main)
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.pc = $80d "Program"
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.label screen = $400
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main: {
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lda #0
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sta screen+$27
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sta screen+$26
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sta $28*1+screen+$27
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sta screen+$26+$28*1
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rts
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}
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23
src/test/ref/consolidate-constant-problem.cfg
Normal file
23
src/test/ref/consolidate-constant-problem.cfg
Normal file
@ -0,0 +1,23 @@
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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
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[5] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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[6] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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to:main::@1_1
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main::@1_1: scope:[main] from main::@1
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[7] *((byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1+(const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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[8] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38+(byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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to:main::@return
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main::@return: scope:[main] from main::@1_1
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[9] return
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to:@return
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360
src/test/ref/consolidate-constant-problem.log
Normal file
360
src/test/ref/consolidate-constant-problem.log
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@ -0,0 +1,360 @@
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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(byte*) screen#0 ← ((byte*)) (word/signed word/dword/signed dword) 1024
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to:@1
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main: scope:[main] from @1
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(byte) main::j#0 ← (byte/signed byte/word/signed word/dword/signed dword) 0
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to:main::@1
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main::@1: scope:[main] from main main::@1
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(byte) main::j#2 ← phi( main/(byte) main::j#0 main::@1/(byte) main::j#1 )
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(byte/signed word/word/dword/signed dword~) main::$0 ← (byte/signed byte/word/signed word/dword/signed dword) 40 * (byte) main::j#2
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(byte*~) main::$1 ← (byte*) screen#0 + (byte/signed word/word/dword/signed dword~) main::$0
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(byte*~) main::$2 ← (byte*~) main::$1 + (byte/signed byte/word/signed word/dword/signed dword) 39
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*((byte*~) main::$2) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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(byte/signed word/word/dword/signed dword~) main::$3 ← (byte/signed byte/word/signed word/dword/signed dword) 40 * (byte) main::j#2
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(byte/signed word/word/dword/signed dword~) main::$4 ← (byte/signed word/word/dword/signed dword~) main::$3 + (byte/signed byte/word/signed word/dword/signed dword) 38
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*((byte*) screen#0 + (byte/signed word/word/dword/signed dword~) main::$4) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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(byte) main::j#1 ← (byte) main::j#2 + rangenext(0,1)
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(bool~) main::$5 ← (byte) main::j#1 != rangelast(0,1)
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unroll if((bool~) main::$5) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@1
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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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(byte/signed word/word/dword/signed dword~) main::$0
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(byte*~) main::$1
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(byte*~) main::$2
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(byte/signed word/word/dword/signed dword~) main::$3
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(byte/signed word/word/dword/signed dword~) main::$4
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(bool~) main::$5
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(label) main::@1
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(label) main::@return
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(byte) main::j
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(byte) main::j#0
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(byte) main::j#1
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(byte) main::j#2
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(byte*) screen
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(byte*) screen#0
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Culled Empty Block (label) @2
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Successful SSA optimization Pass2CullEmptyBlocks
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Simple Condition (bool~) main::$5 [12] unroll if((byte) main::j#1!=rangelast(0,1)) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte*) screen#0 = ((byte*))1024
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Constant (const byte) main::j#0 = 0
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Successful SSA optimization Pass2ConstantIdentification
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Consolidated constant in assignment main::$2
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Consolidated array index constant in assignment *(screen#0+38 + main::$4)
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Successful SSA optimization Pass2ConstantAdditionElimination
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Inferred type updated to byte/signed word/word/dword/signed dword in [2] (byte*~) main::$1 ← (byte/signed word/word/dword/signed dword~) main::$0
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Resolved ranged next value main::j#1 ← ++ main::j#2 to ++
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Resolved ranged comparison value unroll if(main::j#1!=rangelast(0,1)) goto main::@1 to (byte/signed byte/word/signed word/dword/signed dword) 2
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Alias (byte/signed word/word/dword/signed dword~) main::$1 = (byte/signed word/word/dword/signed dword~) main::$0
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Alias (byte/signed word/word/dword/signed dword~) main::$4 = (byte/signed word/word/dword/signed dword~) main::$3
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Successful SSA optimization Pass2AliasElimination
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Unrolling loop Loop head: main::@1 tails: main::@1 blocks: main::@1
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Successful SSA optimization Pass2LoopUnroll
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Redundant Phi (byte) main::j#2 (const byte) main::j#0
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Successful SSA optimization Pass2RedundantPhiElimination
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Constant (const byte/signed word/word/dword/signed dword) main::$1 = 40*main::j#0
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Constant (const byte/signed word/word/dword/signed dword) main::$4 = 40*main::j#0
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Constant (const byte) main::j#1 = ++main::j#0
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Successful SSA optimization Pass2ConstantIdentification
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Constant (const byte*) main::$2 = main::$1+screen#0+39
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Successful SSA optimization Pass2ConstantIdentification
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Consolidated array index constant in *(screen#0+38+main::$4)
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Successful SSA optimization Pass2ConstantAdditionElimination
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if() condition always true - replacing block destination [2] if((const byte) main::j#1!=(byte/signed byte/word/signed word/dword/signed dword) 2) goto main::@1_1
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Successful SSA optimization Pass2ConstantIfs
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Unrolling loop Loop head: main::@1_1 tails: main::@1_1 blocks: main::@1_1
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Successful SSA optimization Pass2LoopUnroll
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Redundant Phi (byte) main::j#3 (const byte) main::j#1
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Successful SSA optimization Pass2RedundantPhiElimination
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Constant (const byte/signed word/word/dword/signed dword) main::$6 = 40*main::j#1
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Constant (const byte/signed word/word/dword/signed dword) main::$8 = 40*main::j#1
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Constant (const byte) main::j#4 = ++main::j#1
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Successful SSA optimization Pass2ConstantIdentification
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Constant (const byte*) main::$7 = main::$6+screen#0+39
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Successful SSA optimization Pass2ConstantIdentification
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Consolidated array index constant in *(screen#0+38+main::$8)
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Successful SSA optimization Pass2ConstantAdditionElimination
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Removing PHI-reference to removed block (main::@1_1) in block main::@1_2
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if() condition always false - eliminating [5] if((const byte) main::j#4!=(byte/signed byte/word/signed word/dword/signed dword) 2) goto main::@1_2
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Successful SSA optimization Pass2ConstantIfs
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Successful SSA optimization PassNEliminateUnusedVars
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Eliminating variable (byte) main::j#5 from unused block main::@1_2
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Eliminating variable (byte/signed word/word/dword/signed dword~) main::$9 from unused block main::@1_2
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Eliminating variable (byte*~) main::$10 from unused block main::@1_2
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Eliminating variable (byte/signed word/word/dword/signed dword~) main::$11 from unused block main::@1_2
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Eliminating variable (byte) main::j#6 from unused block main::@1_2
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Removing unused block main::@1_2
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Successful SSA optimization Pass2EliminateUnusedBlocks
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Inlining constant with different constant siblings (const byte) main::j#0
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Inlining constant with different constant siblings (const byte) main::j#1
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Constant inlined main::$1 = (byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 0
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Constant inlined main::$2 = (byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 0+(const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39
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Constant inlined main::$6 = (byte/signed byte/word/signed word/dword/signed dword) 40*++(byte/signed byte/word/signed word/dword/signed dword) 0
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Constant inlined main::j#1 = ++(byte/signed byte/word/signed word/dword/signed dword) 0
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Constant inlined main::$4 = (byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 0
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Constant inlined main::j#0 = (byte/signed byte/word/signed word/dword/signed dword) 0
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Constant inlined main::$7 = (byte/signed byte/word/signed word/dword/signed dword) 40*++(byte/signed byte/word/signed word/dword/signed dword) 0+(const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39
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Constant inlined main::$8 = (byte/signed byte/word/signed word/dword/signed dword) 40*++(byte/signed byte/word/signed word/dword/signed dword) 0
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Successful SSA optimization Pass2ConstantInlining
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Simplifying constant multiply by zero 40*0
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Simplifying constant multiply by zero 40*0
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Simplifying constant integer increment ++0
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Simplifying constant integer increment ++0
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Successful SSA optimization Pass2ConstantSimplification
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Simplifying constant plus zero 0+screen#0+39
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Simplifying constant plus zero screen#0+38+0
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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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CALL GRAPH
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Calls in [] to main:2
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Created 0 initial phi equivalence classes
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Coalesced down to 0 phi equivalence classes
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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
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[5] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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[6] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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to:main::@1_1
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main::@1_1: scope:[main] from main::@1
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[7] *((byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1+(const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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[8] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38+(byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte/signed byte/word/signed word/dword/signed dword) 0
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to:main::@return
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main::@return: scope:[main] from main::@1_1
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[9] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(byte) main::j
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(byte*) screen
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Initial phi equivalence classes
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Complete equivalence classes
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INITIAL ASM
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//SEG0 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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//SEG1 Global Constants & labels
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.label screen = $400
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//SEG2 @begin
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bbegin:
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//SEG3 [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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//SEG4 @1
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b1:
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//SEG5 [2] call main
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//SEG6 [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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//SEG7 [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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//SEG8 @end
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bend:
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//SEG9 main
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main: {
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jmp b1
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//SEG10 main::@1
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b1:
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//SEG11 [5] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
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lda #0
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sta screen+$27
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//SEG12 [6] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
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lda #0
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sta screen+$26
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jmp b1_1
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//SEG13 main::@1_1
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b1_1:
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//SEG14 [7] *((byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1+(const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
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lda #0
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sta $28*1+screen+$27
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//SEG15 [8] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38+(byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
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lda #0
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sta screen+$26+$28*1
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jmp breturn
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//SEG16 main::@return
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breturn:
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//SEG17 [9] return
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rts
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}
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [5] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [6] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38) ← (byte/signed byte/word/signed word/dword/signed dword) 0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [7] *((byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1+(const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [8] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38+(byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte/signed byte/word/signed word/dword/signed dword) 0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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REGISTER UPLIFT SCOPES
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Uplift Scope [main]
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Uplift Scope []
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Uplifting [main] best 78 combination
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Uplifting [] best 78 combination
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ASSEMBLER BEFORE OPTIMIZATION
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//SEG0 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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//SEG1 Global Constants & labels
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.label screen = $400
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//SEG2 @begin
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bbegin:
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//SEG3 [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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//SEG4 @1
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b1:
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//SEG5 [2] call main
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//SEG6 [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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//SEG7 [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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//SEG8 @end
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bend:
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//SEG9 main
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main: {
|
||||
jmp b1
|
||||
//SEG10 main::@1
|
||||
b1:
|
||||
//SEG11 [5] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
|
||||
lda #0
|
||||
sta screen+$27
|
||||
//SEG12 [6] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
|
||||
lda #0
|
||||
sta screen+$26
|
||||
jmp b1_1
|
||||
//SEG13 main::@1_1
|
||||
b1_1:
|
||||
//SEG14 [7] *((byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1+(const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
|
||||
lda #0
|
||||
sta $28*1+screen+$27
|
||||
//SEG15 [8] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38+(byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
|
||||
lda #0
|
||||
sta screen+$26+$28*1
|
||||
jmp breturn
|
||||
//SEG16 main::@return
|
||||
breturn:
|
||||
//SEG17 [9] return
|
||||
rts
|
||||
}
|
||||
|
||||
ASSEMBLER OPTIMIZATIONS
|
||||
Removing instruction jmp b1
|
||||
Removing instruction jmp bend
|
||||
Removing instruction jmp b1
|
||||
Removing instruction jmp b1_1
|
||||
Removing instruction jmp breturn
|
||||
Succesful ASM optimization Pass5NextJumpElimination
|
||||
Removing instruction lda #0
|
||||
Removing instruction lda #0
|
||||
Succesful ASM optimization Pass5UnnecesaryLoadElimination
|
||||
Removing instruction b1_from_bbegin:
|
||||
Removing instruction b1:
|
||||
Removing instruction main_from_b1:
|
||||
Removing instruction bend_from_b1:
|
||||
Succesful ASM optimization Pass5RedundantLabelElimination
|
||||
Removing instruction bend:
|
||||
Removing instruction b1:
|
||||
Removing instruction b1_1:
|
||||
Removing instruction breturn:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
Updating BasicUpstart to call main directly
|
||||
Removing instruction jsr main
|
||||
Succesful ASM optimization Pass5SkipBegin
|
||||
Removing instruction lda #0
|
||||
Succesful ASM optimization Pass5UnnecesaryLoadElimination
|
||||
Removing instruction bbegin:
|
||||
Succesful ASM optimization Pass5UnusedLabelElimination
|
||||
|
||||
FINAL SYMBOL TABLE
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(void()) main()
|
||||
(label) main::@1
|
||||
(label) main::@1_1
|
||||
(label) main::@return
|
||||
(byte) main::j
|
||||
(byte*) screen
|
||||
(const byte*) screen#0 screen = ((byte*))(word/signed word/dword/signed dword) 1024
|
||||
|
||||
|
||||
|
||||
FINAL ASSEMBLER
|
||||
Score: 24
|
||||
|
||||
//SEG0 Basic Upstart
|
||||
.pc = $801 "Basic"
|
||||
:BasicUpstart(main)
|
||||
.pc = $80d "Program"
|
||||
//SEG1 Global Constants & labels
|
||||
.label screen = $400
|
||||
//SEG2 @begin
|
||||
//SEG3 [1] phi from @begin to @1 [phi:@begin->@1]
|
||||
//SEG4 @1
|
||||
//SEG5 [2] call main
|
||||
//SEG6 [4] phi from @1 to main [phi:@1->main]
|
||||
//SEG7 [3] phi from @1 to @end [phi:@1->@end]
|
||||
//SEG8 @end
|
||||
//SEG9 main
|
||||
main: {
|
||||
//SEG10 main::@1
|
||||
//SEG11 [5] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
|
||||
lda #0
|
||||
sta screen+$27
|
||||
//SEG12 [6] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
|
||||
sta screen+$26
|
||||
//SEG13 main::@1_1
|
||||
//SEG14 [7] *((byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1+(const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 39) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
|
||||
sta $28*1+screen+$27
|
||||
//SEG15 [8] *((const byte*) screen#0+(byte/signed byte/word/signed word/dword/signed dword) 38+(byte/signed byte/word/signed word/dword/signed dword) 40*(byte/signed byte/word/signed word/dword/signed dword) 1) ← (byte/signed byte/word/signed word/dword/signed dword) 0 -- _deref_pbuc1=vbuc2
|
||||
sta screen+$26+$28*1
|
||||
//SEG16 main::@return
|
||||
//SEG17 [9] return
|
||||
rts
|
||||
}
|
||||
|
11
src/test/ref/consolidate-constant-problem.sym
Normal file
11
src/test/ref/consolidate-constant-problem.sym
Normal file
@ -0,0 +1,11 @@
|
||||
(label) @1
|
||||
(label) @begin
|
||||
(label) @end
|
||||
(void()) main()
|
||||
(label) main::@1
|
||||
(label) main::@1_1
|
||||
(label) main::@return
|
||||
(byte) main::j
|
||||
(byte*) screen
|
||||
(const byte*) screen#0 screen = ((byte*))(word/signed word/dword/signed dword) 1024
|
||||
|
Loading…
Reference in New Issue
Block a user