mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-06-02 00:41:42 +00:00
189 lines
3.8 KiB
Plaintext
189 lines
3.8 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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asm { lda#'c' stasub.ll+1 }
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call sub
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to:main::@1
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main::@1: scope:[main] from main
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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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void sub()
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sub: scope:[sub] from main
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asm { ll: lda#0 sta$400 }
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to:sub::@return
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sub::@return: scope:[sub] from sub
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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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void main()
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void sub()
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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::@1
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CALL GRAPH
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Calls in [main] to sub:1
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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 main::@1
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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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asm { lda#'c' stasub.ll+1 }
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[1] call sub
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to:main::@return
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main::@return: scope:[main] from main
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[2] return
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to:@return
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void sub()
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sub: scope:[sub] from main
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asm { ll: lda#0 sta$400 }
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to:sub::@return
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sub::@return: scope:[sub] from sub
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[4] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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void main()
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void sub()
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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 asm { lda#'c' stasub.ll+1 } always clobbers reg byte a
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Statement asm { ll: lda#0 sta$400 } 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 [sub]
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Uplift Scope []
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Uplifting [main] best 36 combination
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Uplifting [sub] best 36 combination
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Uplifting [] best 36 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Tests that references to labels in other scopes is possible from inline ASM
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="inline-asm-ref-scoped.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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.segment Code
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// main
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main: {
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// asm { lda#'c' stasub.ll+1 }
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lda #'c'
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sta sub.ll+1
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// [1] call sub
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jsr sub
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jmp __breturn
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// main::@return
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__breturn:
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// [2] return
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rts
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}
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// sub
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sub: {
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// asm { ll: lda#0 sta$400 }
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ll:
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lda #0
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sta $400
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jmp __breturn
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// sub::@return
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__breturn:
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// [4] return
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rts
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}
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// File Data
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp __breturn
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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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Removing instruction __breturn:
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Succesful ASM optimization Pass5UnusedLabelElimination
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FINAL SYMBOL TABLE
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void main()
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void sub()
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FINAL ASSEMBLER
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Score: 30
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// File Comments
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// Tests that references to labels in other scopes is possible from inline ASM
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="inline-asm-ref-scoped.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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.segment Code
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// main
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main: {
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// asm
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// asm { lda#'c' stasub.ll+1 }
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lda #'c'
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sta sub.ll+1
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// sub()
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// [1] call sub
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jsr sub
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// main::@return
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// }
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// [2] return
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rts
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}
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// sub
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sub: {
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// asm
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// asm { ll: lda#0 sta$400 }
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ll:
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lda #0
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sta $400
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// sub::@return
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// }
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// [4] return
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rts
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}
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// File Data
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