mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-10-21 17:24:39 +00:00
473 lines
17 KiB
Plaintext
473 lines
17 KiB
Plaintext
Adding pointer type conversion cast (byte*) main::SCREEN in (byte*) main::SCREEN ← (number) $400
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Adding pointer type conversion cast (byte*) main::BGCOL in (byte*) main::BGCOL ← (number) $d021
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Identified constant variable (byte*) main::SCREEN
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Identified constant variable (byte) main::min
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Identified constant variable (byte) main::max
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Identified constant variable (byte*) main::BGCOL
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Culled Empty Block (label) main::@2
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Culled Empty Block (label) main::@4
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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::min#0 ← (number) $a
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(byte) main::max#0 ← (number) $c8
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(byte~) main::$0 ← (byte) main::min#0 + (byte) main::max#0
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(word) main::sumw#0 ← (byte~) main::$0
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(word~) main::$1 ← (word) main::sumw#0 >> (number) 1
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(byte~) main::$2 ← ((byte)) (word~) main::$1
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(number~) main::$3 ← (byte~) main::$2 + (number) 1
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(byte) main::midw#0 ← (number~) main::$3
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*((byte*) main::SCREEN#0 + (number) 0) ← (byte) main::midw#0
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(byte~) main::$4 ← (byte) main::min#0 + (byte) main::max#0
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(byte) main::sumb#0 ← (byte~) main::$4
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(byte~) main::$5 ← (byte) main::sumb#0 >> (number) 1
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(number~) main::$6 ← (byte~) main::$5 + (number) 1
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(byte) main::midb#0 ← (number~) main::$6
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*((byte*) main::SCREEN#0 + (number) 1) ← (byte) main::midb#0
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(byte*) main::BGCOL#0 ← ((byte*)) (number) $d021
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(bool~) main::$7 ← *((byte*) main::SCREEN#0 + (number) 0) == *((byte*) main::SCREEN#0 + (number) 1)
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if((bool~) main::$7) goto main::@1
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to:main::@3
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main::@1: scope:[main] from main
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*((byte*) main::BGCOL#0) ← (number) 5
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to:main::@return
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main::@3: scope:[main] from main
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*((byte*) main::BGCOL#0) ← (number) 2
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to:main::@return
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main::@return: scope:[main] from main::@1 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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(byte~) main::$0
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(word~) main::$1
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(byte~) main::$2
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(number~) main::$3
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(byte~) main::$4
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(byte~) main::$5
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(number~) main::$6
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(bool~) main::$7
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(label) main::@1
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(label) main::@3
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(label) main::@return
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(byte*) main::BGCOL
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(byte*) main::BGCOL#0
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(byte*) main::SCREEN
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(byte*) main::SCREEN#0
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(byte) main::max
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(byte) main::max#0
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(byte) main::midb
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(byte) main::midb#0
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(byte) main::midw
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(byte) main::midw#0
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(byte) main::min
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(byte) main::min#0
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(byte) main::sumb
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(byte) main::sumb#0
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(word) main::sumw
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(word) main::sumw#0
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Adding number conversion cast (unumber) $a in (byte) main::min#0 ← (number) $a
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Adding number conversion cast (unumber) $c8 in (byte) main::max#0 ← (number) $c8
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Adding number conversion cast (unumber) 1 in (word~) main::$1 ← (word) main::sumw#0 >> (number) 1
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Adding number conversion cast (unumber) 1 in (number~) main::$3 ← (byte~) main::$2 + (number) 1
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Adding number conversion cast (unumber) main::$3 in (number~) main::$3 ← (byte~) main::$2 + (unumber)(number) 1
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Adding number conversion cast (unumber) 0 in *((byte*) main::SCREEN#0 + (number) 0) ← (byte) main::midw#0
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Adding number conversion cast (unumber) 1 in (byte~) main::$5 ← (byte) main::sumb#0 >> (number) 1
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Adding number conversion cast (unumber) 1 in (number~) main::$6 ← (byte~) main::$5 + (number) 1
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Adding number conversion cast (unumber) main::$6 in (number~) main::$6 ← (byte~) main::$5 + (unumber)(number) 1
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Adding number conversion cast (unumber) 1 in *((byte*) main::SCREEN#0 + (number) 1) ← (byte) main::midb#0
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Adding number conversion cast (unumber) 0 in (bool~) main::$7 ← *((byte*) main::SCREEN#0 + (number) 0) == *((byte*) main::SCREEN#0 + (number) 1)
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Adding number conversion cast (unumber) 1 in (bool~) main::$7 ← *((byte*) main::SCREEN#0 + (unumber)(number) 0) == *((byte*) main::SCREEN#0 + (number) 1)
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Adding number conversion cast (unumber) 5 in *((byte*) main::BGCOL#0) ← (number) 5
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Adding number conversion cast (unumber) 2 in *((byte*) main::BGCOL#0) ← (number) 2
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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::min#0 ← (unumber)(number) $a
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Inlining cast (byte) main::max#0 ← (unumber)(number) $c8
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Inlining cast (byte~) main::$2 ← (byte)(word~) main::$1
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Inlining cast (byte*) main::BGCOL#0 ← (byte*)(number) $d021
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Inlining cast *((byte*) main::BGCOL#0) ← (unumber)(number) 5
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Inlining cast *((byte*) main::BGCOL#0) ← (unumber)(number) 2
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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 $a
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Simplifying constant integer cast $c8
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Simplifying constant integer cast 1
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Simplifying constant integer cast 1
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Simplifying constant integer cast 0
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Simplifying constant integer cast 1
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Simplifying constant integer cast 1
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Simplifying constant integer cast 1
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Simplifying constant pointer cast (byte*) 53281
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Simplifying constant integer cast 0
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Simplifying constant integer cast 1
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Simplifying constant integer cast 5
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Simplifying constant integer cast 2
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) $a
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Finalized unsigned number type (byte) $c8
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) 5
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Finalized unsigned number type (byte) 2
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inferred type updated to byte in (unumber~) main::$3 ← (byte~) main::$2 + (byte) 1
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Inferred type updated to byte in (unumber~) main::$6 ← (byte~) main::$5 + (byte) 1
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Alias (word) main::sumw#0 = (byte~) main::$0
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Alias (byte) main::midw#0 = (byte~) main::$3
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Alias (byte) main::sumb#0 = (byte~) main::$4
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Alias (byte) main::midb#0 = (byte~) main::$6
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Successful SSA optimization Pass2AliasElimination
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Simple Condition (bool~) main::$7 [18] if(*((byte*) main::SCREEN#0 + (byte) 0)==*((byte*) main::SCREEN#0 + (byte) 1)) 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::min#0 = $a
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Constant (const byte) main::max#0 = $c8
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Constant (const byte*) main::BGCOL#0 = (byte*) 53281
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Successful SSA optimization Pass2ConstantIdentification
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Simplifying expression containing zero main::SCREEN#0 in [9] *((const byte*) main::SCREEN#0 + (byte) 0) ← (byte) main::midw#0
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Simplifying expression containing zero main::SCREEN#0 in [18] if(*((const byte*) main::SCREEN#0 + (byte) 0)==*((const byte*) main::SCREEN#0 + (byte) 1)) goto main::@1
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Successful SSA optimization PassNSimplifyExpressionWithZero
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Constant right-side identified [0] (word) main::sumw#0 ← (const byte) main::min#0 + (const byte) main::max#0
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Constant right-side identified [5] (byte) main::sumb#0 ← (const byte) main::min#0 + (const byte) main::max#0
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const word) main::sumw#0 = main::min#0+main::max#0
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Constant (const byte) main::sumb#0 = main::min#0+main::max#0
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [0] (word~) main::$1 ← (const word) main::sumw#0 >> (byte) 1
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Constant right-side identified [4] (byte~) main::$5 ← (const byte) main::sumb#0 >> (byte) 1
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const word) main::$1 = main::sumw#0>>1
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Constant (const byte) main::$5 = main::sumb#0>>1
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Successful SSA optimization Pass2ConstantIdentification
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Constant value identified (byte)main::$1 in [1] (byte~) main::$2 ← (byte)(const word) main::$1
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Successful SSA optimization Pass2ConstantValues
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Constant right-side identified [3] (byte) main::midb#0 ← (const byte) main::$5 + (byte) 1
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const byte) main::$2 = (byte)main::$1
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Constant (const byte) main::midb#0 = main::$5+1
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [0] (byte) main::midw#0 ← (const byte) main::$2 + (byte) 1
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const byte) main::midw#0 = main::$2+1
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Successful SSA optimization Pass2ConstantIdentification
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Constant inlined main::$5 = (const byte) main::sumb#0>>(byte) 1
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Constant inlined main::$1 = (const word) main::sumw#0>>(byte) 1
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Constant inlined main::$2 = (byte)(const word) main::sumw#0>>(byte) 1
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Successful SSA optimization Pass2ConstantInlining
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Consolidated array index constant in *(main::SCREEN#0+1)
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Consolidated array index constant in *(main::SCREEN#0+1)
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Successful SSA optimization Pass2ConstantAdditionElimination
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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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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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Culled Empty Block (label) @2
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Renumbering block main::@3 to main::@2
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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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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] *((const byte*) main::SCREEN#0) ← (const byte) main::midw#0
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[5] *((const byte*) main::SCREEN#0+(byte) 1) ← (const byte) main::midb#0
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[6] if(*((const byte*) main::SCREEN#0)==*((const byte*) main::SCREEN#0+(byte) 1)) goto main::@1
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to:main::@2
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main::@2: scope:[main] from main
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[7] *((const byte*) main::BGCOL#0) ← (byte) 2
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to:main::@return
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main::@return: scope:[main] from main::@1 main::@2
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[8] return
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to:@return
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main::@1: scope:[main] from main
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[9] *((const byte*) main::BGCOL#0) ← (byte) 5
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to:main::@return
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(byte*) main::BGCOL
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(byte*) main::SCREEN
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(byte) main::max
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(byte) main::midb
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(byte) main::midw
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(byte) main::min
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(byte) main::sumb
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(word) main::sumw
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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 File Comments
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// Tests that casting inside constants in the output handles precedence between cast and + correctly - should generate the following KA-expression ($ff & sumw>>1)+1
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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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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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.label SCREEN = $400
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.const min = $a
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.const max = $c8
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.label BGCOL = $d021
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.const sumw = min+max
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.const sumb = min+max
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.const midb = (sumb>>1)+1
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.const midw = (sumw>>1)+1
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//SEG10 [4] *((const byte*) main::SCREEN#0) ← (const byte) main::midw#0 -- _deref_pbuc1=vbuc2
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lda #midw
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sta SCREEN
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//SEG11 [5] *((const byte*) main::SCREEN#0+(byte) 1) ← (const byte) main::midb#0 -- _deref_pbuc1=vbuc2
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lda #midb
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sta SCREEN+1
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//SEG12 [6] if(*((const byte*) main::SCREEN#0)==*((const byte*) main::SCREEN#0+(byte) 1)) goto main::@1 -- _deref_pbuc1_eq__deref_pbuc2_then_la1
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lda SCREEN
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cmp SCREEN+1
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beq b1
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jmp b2
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//SEG13 main::@2
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b2:
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//SEG14 [7] *((const byte*) main::BGCOL#0) ← (byte) 2 -- _deref_pbuc1=vbuc2
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lda #2
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sta BGCOL
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jmp breturn
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//SEG15 main::@return
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breturn:
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//SEG16 [8] return
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rts
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//SEG17 main::@1
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b1:
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//SEG18 [9] *((const byte*) main::BGCOL#0) ← (byte) 5 -- _deref_pbuc1=vbuc2
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lda #5
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sta BGCOL
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jmp breturn
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}
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [4] *((const byte*) main::SCREEN#0) ← (const byte) main::midw#0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [5] *((const byte*) main::SCREEN#0+(byte) 1) ← (const byte) main::midb#0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [6] if(*((const byte*) main::SCREEN#0)==*((const byte*) main::SCREEN#0+(byte) 1)) goto main::@1 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [7] *((const byte*) main::BGCOL#0) ← (byte) 2 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [9] *((const byte*) main::BGCOL#0) ← (byte) 5 [ ] ( 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 61 combination
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Uplifting [] best 61 combination
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ASSEMBLER BEFORE OPTIMIZATION
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//SEG0 File Comments
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// Tests that casting inside constants in the output handles precedence between cast and + correctly - should generate the following KA-expression ($ff & sumw>>1)+1
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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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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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.label SCREEN = $400
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.const min = $a
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.const max = $c8
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.label BGCOL = $d021
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.const sumw = min+max
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.const sumb = min+max
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.const midb = (sumb>>1)+1
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.const midw = (sumw>>1)+1
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//SEG10 [4] *((const byte*) main::SCREEN#0) ← (const byte) main::midw#0 -- _deref_pbuc1=vbuc2
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lda #midw
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sta SCREEN
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//SEG11 [5] *((const byte*) main::SCREEN#0+(byte) 1) ← (const byte) main::midb#0 -- _deref_pbuc1=vbuc2
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lda #midb
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sta SCREEN+1
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//SEG12 [6] if(*((const byte*) main::SCREEN#0)==*((const byte*) main::SCREEN#0+(byte) 1)) goto main::@1 -- _deref_pbuc1_eq__deref_pbuc2_then_la1
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lda SCREEN
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cmp SCREEN+1
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beq b1
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jmp b2
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//SEG13 main::@2
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b2:
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//SEG14 [7] *((const byte*) main::BGCOL#0) ← (byte) 2 -- _deref_pbuc1=vbuc2
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lda #2
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sta BGCOL
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jmp breturn
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//SEG15 main::@return
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breturn:
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//SEG16 [8] return
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rts
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//SEG17 main::@1
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b1:
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//SEG18 [9] *((const byte*) main::BGCOL#0) ← (byte) 5 -- _deref_pbuc1=vbuc2
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lda #5
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sta BGCOL
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jmp breturn
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}
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp b1
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Removing instruction jmp bend
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Removing instruction jmp b2
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Removing instruction jmp breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Removing instruction b1_from_bbegin:
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Removing instruction b1:
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Removing instruction bend_from_b1:
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Succesful ASM optimization Pass5RedundantLabelElimination
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Removing instruction bend:
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Removing instruction b2:
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Succesful ASM optimization Pass5UnusedLabelElimination
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Updating BasicUpstart to call main directly
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Removing instruction jsr main
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Succesful ASM optimization Pass5SkipBegin
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Replacing jump to rts with rts in jmp breturn
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Succesful ASM optimization Pass5DoubleJumpElimination
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Removing instruction bbegin:
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Removing instruction breturn:
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Succesful ASM optimization Pass5UnusedLabelElimination
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FINAL SYMBOL TABLE
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(label) @1
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(label) @begin
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(label) @end
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(void()) main()
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(label) main::@1
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(label) main::@2
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(label) main::@return
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(byte*) main::BGCOL
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(const byte*) main::BGCOL#0 BGCOL = (byte*) 53281
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(byte*) main::SCREEN
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(const byte*) main::SCREEN#0 SCREEN = (byte*) 1024
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(byte) main::max
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(const byte) main::max#0 max = (byte) $c8
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(byte) main::midb
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(const byte) main::midb#0 midb = (const byte) main::sumb#0>>(byte) 1+(byte) 1
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(byte) main::midw
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(const byte) main::midw#0 midw = (byte)(const word) main::sumw#0>>(byte) 1+(byte) 1
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(byte) main::min
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(const byte) main::min#0 min = (byte) $a
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(byte) main::sumb
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(const byte) main::sumb#0 sumb = (const byte) main::min#0+(const byte) main::max#0
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(word) main::sumw
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(const word) main::sumw#0 sumw = (const byte) main::min#0+(const byte) main::max#0
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FINAL ASSEMBLER
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Score: 46
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//SEG0 File Comments
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// Tests that casting inside constants in the output handles precedence between cast and + correctly - should generate the following KA-expression ($ff & sumw>>1)+1
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//SEG1 Basic Upstart
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.pc = $801 "Basic"
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:BasicUpstart(main)
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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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//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
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//SEG5 @1
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//SEG6 [2] call main
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//SEG7 [3] phi from @1 to @end [phi:@1->@end]
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//SEG8 @end
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//SEG9 main
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main: {
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.label SCREEN = $400
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.const min = $a
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.const max = $c8
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.label BGCOL = $d021
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.const sumw = min+max
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.const sumb = min+max
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.const midb = (sumb>>1)+1
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.const midw = (sumw>>1)+1
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//SEG10 [4] *((const byte*) main::SCREEN#0) ← (const byte) main::midw#0 -- _deref_pbuc1=vbuc2
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lda #midw
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sta SCREEN
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//SEG11 [5] *((const byte*) main::SCREEN#0+(byte) 1) ← (const byte) main::midb#0 -- _deref_pbuc1=vbuc2
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lda #midb
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sta SCREEN+1
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//SEG12 [6] if(*((const byte*) main::SCREEN#0)==*((const byte*) main::SCREEN#0+(byte) 1)) goto main::@1 -- _deref_pbuc1_eq__deref_pbuc2_then_la1
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lda SCREEN
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cmp SCREEN+1
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beq b1
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//SEG13 main::@2
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//SEG14 [7] *((const byte*) main::BGCOL#0) ← (byte) 2 -- _deref_pbuc1=vbuc2
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lda #2
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sta BGCOL
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//SEG15 main::@return
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//SEG16 [8] return
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rts
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//SEG17 main::@1
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b1:
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//SEG18 [9] *((const byte*) main::BGCOL#0) ← (byte) 5 -- _deref_pbuc1=vbuc2
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lda #5
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sta BGCOL
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rts
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}
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