mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-06-29 09:29:31 +00:00
134 lines
2.9 KiB
Plaintext
134 lines
2.9 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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to:main::@1
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main::@1: scope:[main] from main main::@1
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*SCREEN = ++ *SCREEN
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to:main::@1
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main::@return: scope:[main] from
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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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constant byte* const SCREEN = (byte*)$400
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void __start()
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void main()
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Simplifying constant pointer cast (byte*) 1024
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Successful SSA optimization PassNCastSimplification
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Removing unused block main::@return
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Successful SSA optimization Pass2EliminateUnusedBlocks
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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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Adding NOP phi() at start of main
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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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Adding NOP phi() at start of main
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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] phi()
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to:main::@1
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main::@1: scope:[main] from main main::@1
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[1] *SCREEN = ++ *SCREEN
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to:main::@1
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VARIABLE REGISTER WEIGHTS
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void main()
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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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REGISTER UPLIFT SCOPES
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Uplift Scope [main]
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Uplift Scope []
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Uplifting [main] best 120 combination
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Uplifting [] best 120 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Test a for() loop that runs forever
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="for-ever.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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.label SCREEN = $400
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.segment Code
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// main
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main: {
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jmp __b1
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// main::@1
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__b1:
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// [1] *SCREEN = ++ *SCREEN -- _deref_pbuc1=_inc__deref_pbuc1
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inc SCREEN
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jmp __b1
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}
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// File Data
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp __b1
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Succesful ASM optimization Pass5NextJumpElimination
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FINAL SYMBOL TABLE
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constant byte* const SCREEN = (byte*) 1024
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void main()
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FINAL ASSEMBLER
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Score: 90
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// File Comments
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// Test a for() loop that runs forever
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="for-ever.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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.label SCREEN = $400
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.segment Code
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// main
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main: {
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// main::@1
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__b1:
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// (*SCREEN)++;
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// [1] *SCREEN = ++ *SCREEN -- _deref_pbuc1=_inc__deref_pbuc1
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inc SCREEN
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jmp __b1
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}
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// File Data
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