mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-09-29 03:56:15 +00:00
372 lines
12 KiB
Plaintext
372 lines
12 KiB
Plaintext
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CONTROL FLOW GRAPH SSA
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void main()
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main: scope:[main] from __start
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main::idx#0 = 0
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screen[main::idx#0] = cpm
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main::idx#1 = ++ main::idx#0
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screen[main::idx#1] = ccpu
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main::idx#2 = ++ main::idx#1
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screen[main::idx#2] = csm
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main::idx#3 = ++ main::idx#2
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screen[main::idx#3] = csu
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main::idx#4 = ++ main::idx#3
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main::idx#5 = $28
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screen[main::idx#5] = spm[0]
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main::idx#6 = ++ main::idx#5
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screen[main::idx#6] = spu[0]
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main::idx#7 = ++ main::idx#6
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screen[main::idx#7] = ssm[0]
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main::idx#8 = ++ main::idx#7
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screen[main::idx#8] = ssu[0]
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main::idx#9 = ++ main::idx#8
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to:main::@return
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main::@return: scope:[main] from main
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return
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to:@return
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void __start()
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__start: scope:[__start] from
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call main
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to:__start::@1
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__start::@1: scope:[__start] from __start
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to:__start::@return
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__start::@return: scope:[__start] from __start::@1
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return
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to:@return
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SYMBOL TABLE SSA
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void __start()
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const nomodify byte ccpu = 'A'pu
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const nomodify byte cpm = 'A'pm
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const nomodify byte csm = 'A'
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const nomodify byte csu = 'A'su
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void main()
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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::idx#7
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byte main::idx#8
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byte main::idx#9
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const nomodify byte* screen = (byte*)$400
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const to_nomodify byte* spm[] = "A"pm
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const to_nomodify byte* spu[] = "A"pu
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const to_nomodify byte* ssm[] = "A"
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const to_nomodify byte* ssu[] = "A"su
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Adding number conversion cast (unumber) $28 in main::idx#5 = $28
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Adding number conversion cast (unumber) 0 in screen[main::idx#5] = spm[0]
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Adding number conversion cast (unumber) 0 in screen[main::idx#6] = spu[0]
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Adding number conversion cast (unumber) 0 in screen[main::idx#7] = ssm[0]
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Adding number conversion cast (unumber) 0 in screen[main::idx#8] = ssu[0]
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast main::idx#5 = (unumber)$28
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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 $28
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Simplifying constant integer cast 0
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Simplifying constant integer cast 0
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Simplifying constant integer cast 0
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Simplifying constant integer cast 0
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) $28
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) 0
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Constant main::idx#0 = 0
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Constant main::idx#5 = $28
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Successful SSA optimization Pass2ConstantIdentification
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Simplifying expression containing zero screen in [1] screen[main::idx#0] = cpm
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Simplifying expression containing zero spm in [10] screen[main::idx#5] = spm[0]
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Simplifying expression containing zero spu in [12] screen[main::idx#6] = spu[0]
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Simplifying expression containing zero ssm in [14] screen[main::idx#7] = ssm[0]
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Simplifying expression containing zero ssu in [16] screen[main::idx#8] = ssu[0]
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Successful SSA optimization PassNSimplifyExpressionWithZero
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Eliminating unused variable main::idx#4 and assignment [7] main::idx#4 = ++ main::idx#3
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Eliminating unused variable main::idx#9 and assignment [15] main::idx#9 = ++ main::idx#8
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Successful SSA optimization PassNEliminateUnusedVars
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Removing unused procedure __start
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Removing unused procedure block __start
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Removing unused procedure block __start::@1
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Removing unused procedure block __start::@return
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Successful SSA optimization PassNEliminateEmptyStart
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Constant right-side identified [1] main::idx#1 = ++ main::idx#0
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Constant right-side identified [8] main::idx#6 = ++ main::idx#5
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#1 = ++main::idx#0
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Constant main::idx#6 = ++main::idx#5
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [2] main::idx#2 = ++ main::idx#1
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Constant right-side identified [8] main::idx#7 = ++ main::idx#6
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#2 = ++main::idx#1
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Constant main::idx#7 = ++main::idx#6
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [3] main::idx#3 = ++ main::idx#2
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Constant right-side identified [8] main::idx#8 = ++ main::idx#7
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#3 = ++main::idx#2
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Constant main::idx#8 = ++main::idx#7
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Successful SSA optimization Pass2ConstantIdentification
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Inlining constant with different constant siblings main::idx#0
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Inlining constant with different constant siblings main::idx#5
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Inlining constant with different constant siblings main::idx#1
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Inlining constant with different constant siblings main::idx#6
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Inlining constant with different constant siblings main::idx#2
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Inlining constant with different constant siblings main::idx#7
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Inlining constant with different constant siblings main::idx#3
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Inlining constant with different constant siblings main::idx#8
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Constant inlined main::idx#0 = 0
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Constant inlined main::idx#1 = ++0
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Constant inlined main::idx#2 = ++++0
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Constant inlined main::idx#3 = ++++++0
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Constant inlined main::idx#5 = $28
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Constant inlined main::idx#6 = ++$28
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Constant inlined main::idx#7 = ++++$28
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Constant inlined main::idx#8 = ++++++$28
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Successful SSA optimization Pass2ConstantInlining
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Consolidated array index constant in *(screen+++0)
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Consolidated array index constant in *(screen+++++0)
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Consolidated array index constant in *(screen+++++++0)
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Consolidated array index constant in *(screen+$28)
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Consolidated array index constant in *(screen+++$28)
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Consolidated array index constant in *(screen+++++$28)
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Consolidated array index constant in *(screen+++++++$28)
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Successful SSA optimization Pass2ConstantAdditionElimination
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Simplifying constant integer increment ++0
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Simplifying constant integer increment ++0
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Simplifying constant integer increment ++1
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Simplifying constant integer increment ++$28
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Simplifying constant integer increment ++$28
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Simplifying constant integer increment ++$29
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Successful SSA optimization Pass2ConstantSimplification
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Simplifying constant integer increment ++1
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Simplifying constant integer increment ++2
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Simplifying constant integer increment ++$29
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Simplifying constant integer increment ++$2a
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Successful SSA optimization Pass2ConstantSimplification
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CALL GRAPH
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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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FINAL CONTROL FLOW GRAPH
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void main()
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main: scope:[main] from
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[0] *screen = cpm
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[1] *(screen+1) = ccpu
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[2] *(screen+2) = csm
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[3] *(screen+3) = csu
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[4] *(screen+$28) = *spm
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[5] *(screen+$29) = *spu
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[6] *(screen+$2a) = *ssm
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[7] *(screen+$2b) = *ssu
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to:main::@return
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main::@return: scope:[main] from main
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[8] 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::idx
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Initial phi equivalence classes
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Complete equivalence classes
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [0] *screen = cpm [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [1] *(screen+1) = ccpu [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [2] *(screen+2) = csm [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [3] *(screen+3) = csu [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [4] *(screen+$28) = *spm [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [5] *(screen+$29) = *spu [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [6] *(screen+$2a) = *ssm [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [7] *(screen+$2b) = *ssu [ ] ( [ ] { } ) 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 65 combination
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Uplifting [] best 65 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Tests encoding of literal chars
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="encoding-literal-char.prg", type="prg", segments="Program"]
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.segmentdef Program [segments="Basic, Code, Data"]
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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// Global Constants & labels
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.encoding "petscii_mixed"
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.const cpm = 'A'
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.encoding "petscii_upper"
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.const ccpu = 'A'
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.encoding "screencode_mixed"
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.const csm = 'A'
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.encoding "screencode_upper"
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.const csu = 'A'
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.label screen = $400
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.segment Code
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// main
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main: {
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// [0] *screen = cpm -- _deref_pbuc1=vbuc2
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lda #cpm
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sta screen
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// [1] *(screen+1) = ccpu -- _deref_pbuc1=vbuc2
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lda #ccpu
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sta screen+1
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// [2] *(screen+2) = csm -- _deref_pbuc1=vbuc2
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lda #csm
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sta screen+2
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// [3] *(screen+3) = csu -- _deref_pbuc1=vbuc2
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lda #csu
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sta screen+3
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// [4] *(screen+$28) = *spm -- _deref_pbuc1=_deref_pbuc2
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lda spm
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sta screen+$28
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// [5] *(screen+$29) = *spu -- _deref_pbuc1=_deref_pbuc2
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lda spu
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sta screen+$29
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// [6] *(screen+$2a) = *ssm -- _deref_pbuc1=_deref_pbuc2
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lda ssm
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sta screen+$2a
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// [7] *(screen+$2b) = *ssu -- _deref_pbuc1=_deref_pbuc2
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lda ssu
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sta screen+$2b
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jmp __breturn
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// main::@return
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__breturn:
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// [8] return
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rts
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}
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// File Data
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.segment Data
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.encoding "petscii_mixed"
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spm: .text "A"
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.byte 0
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.encoding "petscii_upper"
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spu: .text "A"
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.byte 0
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.encoding "screencode_mixed"
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ssm: .text "A"
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.byte 0
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.encoding "screencode_upper"
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ssu: .text "A"
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.byte 0
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp __breturn
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Succesful ASM optimization Pass5NextJumpElimination
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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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const nomodify byte ccpu = 'A'pu
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const nomodify byte cpm = 'A'pm
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const nomodify byte csm = 'A'
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const nomodify byte csu = 'A'su
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void main()
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byte main::idx
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const nomodify byte* screen = (byte*) 1024
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const to_nomodify byte* spm[] = "A"pm
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const to_nomodify byte* spu[] = "A"pu
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const to_nomodify byte* ssm[] = "A"
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const to_nomodify byte* ssu[] = "A"su
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FINAL ASSEMBLER
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Score: 62
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// File Comments
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// Tests encoding of literal chars
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="encoding-literal-char.prg", type="prg", segments="Program"]
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.segmentdef Program [segments="Basic, Code, Data"]
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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// Global Constants & labels
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.encoding "petscii_mixed"
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.const cpm = 'A'
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.encoding "petscii_upper"
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.const ccpu = 'A'
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.encoding "screencode_mixed"
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.const csm = 'A'
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.encoding "screencode_upper"
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.const csu = 'A'
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.label screen = $400
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.segment Code
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// main
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main: {
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// screen[idx++] = cpm
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// [0] *screen = cpm -- _deref_pbuc1=vbuc2
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lda #cpm
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sta screen
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// screen[idx++] = ccpu
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// [1] *(screen+1) = ccpu -- _deref_pbuc1=vbuc2
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lda #ccpu
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sta screen+1
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// screen[idx++] = csm
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// [2] *(screen+2) = csm -- _deref_pbuc1=vbuc2
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lda #csm
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sta screen+2
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// screen[idx++] = csu
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// [3] *(screen+3) = csu -- _deref_pbuc1=vbuc2
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lda #csu
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sta screen+3
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// screen[idx++] = spm[0]
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// [4] *(screen+$28) = *spm -- _deref_pbuc1=_deref_pbuc2
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lda spm
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sta screen+$28
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// screen[idx++] = spu[0]
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// [5] *(screen+$29) = *spu -- _deref_pbuc1=_deref_pbuc2
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lda spu
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sta screen+$29
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// screen[idx++] = ssm[0]
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// [6] *(screen+$2a) = *ssm -- _deref_pbuc1=_deref_pbuc2
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lda ssm
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sta screen+$2a
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// screen[idx++] = ssu[0]
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// [7] *(screen+$2b) = *ssu -- _deref_pbuc1=_deref_pbuc2
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lda ssu
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sta screen+$2b
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// main::@return
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// }
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// [8] return
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rts
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}
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// File Data
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.segment Data
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.encoding "petscii_mixed"
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spm: .text "A"
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.byte 0
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.encoding "petscii_upper"
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spu: .text "A"
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.byte 0
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.encoding "screencode_mixed"
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ssm: .text "A"
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.byte 0
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.encoding "screencode_upper"
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ssu: .text "A"
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.byte 0
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