mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-06-03 07:29:37 +00:00
445 lines
13 KiB
Plaintext
445 lines
13 KiB
Plaintext
Inlined call call __init
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CONTROL FLOW GRAPH SSA
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void main()
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main: scope:[main] from __start::@1
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idx#17 = phi( __start::@1/idx#18 )
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print::w#0 = $1234
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call print
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to:main::@1
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main::@1: scope:[main] from main
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idx#9 = phi( main/idx#5 )
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idx#0 = idx#9
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print::w#1 = main::w
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call print
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to:main::@2
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main::@2: scope:[main] from main::@1
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idx#10 = phi( main::@1/idx#5 )
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idx#1 = idx#10
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print::w#2 = $12w=$34
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call print
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to:main::@3
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main::@3: scope:[main] from main::@2
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idx#11 = phi( main::@2/idx#5 )
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idx#2 = idx#11
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to:main::@return
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main::@return: scope:[main] from main::@3
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idx#12 = phi( main::@3/idx#2 )
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idx#3 = idx#12
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return
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to:@return
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void print(unsigned int w)
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print: scope:[print] from main main::@1 main::@2
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print::w#3 = phi( main/print::w#0, main::@1/print::w#1, main::@2/print::w#2 )
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idx#13 = phi( main/idx#17, main::@1/idx#0, main::@2/idx#1 )
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print::$0 = idx#13 * SIZEOF_UNSIGNED_INT
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SCREEN[print::$0] = print::w#3
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idx#4 = ++ idx#13
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to:print::@return
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print::@return: scope:[print] from print
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idx#14 = phi( print/idx#4 )
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idx#5 = idx#14
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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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to:__start::__init1
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__start::__init1: scope:[__start] from __start
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idx#6 = 0
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to:__start::@1
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__start::@1: scope:[__start] from __start::__init1
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idx#18 = phi( __start::__init1/idx#6 )
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call main
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to:__start::@2
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__start::@2: scope:[__start] from __start::@1
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idx#15 = phi( __start::@1/idx#3 )
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idx#7 = idx#15
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to:__start::@return
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__start::@return: scope:[__start] from __start::@2
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idx#16 = phi( __start::@2/idx#7 )
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idx#8 = idx#16
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return
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to:@return
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SYMBOL TABLE SSA
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__constant unsigned int * const SCREEN = (unsigned int *)$400
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__constant char SIZEOF_UNSIGNED_INT = 2
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void __start()
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char idx
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char idx#0
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char idx#1
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char idx#10
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char idx#11
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char idx#12
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char idx#13
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char idx#14
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char idx#15
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char idx#16
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char idx#17
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char idx#18
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char idx#2
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char idx#3
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char idx#4
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char idx#5
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char idx#6
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char idx#7
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char idx#8
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char idx#9
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void main()
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__constant unsigned int main::w = $1234
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void print(unsigned int w)
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char print::$0
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unsigned int print::w
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unsigned int print::w#0
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unsigned int print::w#1
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unsigned int print::w#2
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unsigned int print::w#3
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Adding number conversion cast (unumber) $1234 in print::w#0 = $1234
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast print::w#0 = (unumber)$1234
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (unsigned int *) 1024
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Simplifying constant integer cast $1234
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (unsigned int) $1234
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias idx#0 = idx#9
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Alias idx#1 = idx#10
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Alias idx#11 = idx#2 idx#12 idx#3
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Alias idx#14 = idx#4 idx#5
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Alias idx#18 = idx#6
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Alias idx#15 = idx#7 idx#16 idx#8
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Successful SSA optimization Pass2AliasElimination
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Identical Phi Values idx#17 idx#18
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Identical Phi Values idx#0 idx#14
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Identical Phi Values idx#1 idx#14
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Identical Phi Values idx#11 idx#14
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Identical Phi Values idx#15 idx#11
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Successful SSA optimization Pass2IdenticalPhiElimination
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Constant print::w#0 = $1234
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Constant print::w#1 = main::w
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Constant print::w#2 = $12w=$34
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Constant idx#18 = 0
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Successful SSA optimization Pass2ConstantIdentification
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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::__init1
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Removing unused procedure block __start::@1
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Removing unused procedure block __start::@2
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Removing unused procedure block __start::@return
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Successful SSA optimization PassNEliminateEmptyStart
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Rewriting multiplication to use shift [5] print::$0 = idx#13 * SIZEOF_UNSIGNED_INT
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Successful SSA optimization Pass2MultiplyToShiftRewriting
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Inlining constant with var siblings print::w#0
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Inlining constant with var siblings print::w#1
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Inlining constant with var siblings print::w#2
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Inlining constant with var siblings idx#18
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Constant inlined idx#18 = 0
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Constant inlined print::w#2 = $12w=$34
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Constant inlined print::w#1 = main::w
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Constant inlined print::w#0 = $1234
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Successful SSA optimization Pass2ConstantInlining
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Eliminating unused constant SIZEOF_UNSIGNED_INT
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Successful SSA optimization PassNEliminateUnusedVars
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Finalized unsigned number type (char) $12
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Finalized unsigned number type (char) $34
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Adding NOP phi() at start of main
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Adding NOP phi() at start of main::@3
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CALL GRAPH
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Calls in [main] to print:1 print:3 print:5
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Created 2 initial phi equivalence classes
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Coalesced [2] idx#19 = idx#14
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Coalesced (already) [4] idx#20 = idx#14
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Coalesced down to 2 phi equivalence classes
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Culled Empty Block label main::@3
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Adding NOP phi() at start of main
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Adding NOP phi() at start of main::@1
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Adding NOP phi() at start of main::@2
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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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[1] call print
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to:main::@1
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main::@1: scope:[main] from main
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[2] phi()
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[3] call print
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to:main::@2
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main::@2: scope:[main] from main::@1
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[4] phi()
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[5] call print
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to:main::@return
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main::@return: scope:[main] from main::@2
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[6] return
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to:@return
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void print(unsigned int w)
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print: scope:[print] from main main::@1 main::@2
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[7] print::w#3 = phi( main/$1234, main::@1/main::w, main::@2/$12w=$34 )
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[7] idx#13 = phi( main/0, main::@1/idx#14, main::@2/idx#14 )
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[8] print::$0 = idx#13 << 1
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[9] SCREEN[print::$0] = print::w#3
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[10] idx#14 = ++ idx#13
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to:print::@return
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print::@return: scope:[print] from print
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[11] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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char idx
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char idx#13 // 8.666666666666666
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char idx#14 // 2.5
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void main()
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void print(unsigned int w)
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char print::$0 // 22.0
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unsigned int print::w
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unsigned int print::w#3 // 5.5
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Initial phi equivalence classes
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[ idx#13 idx#14 ]
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[ print::w#3 ]
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Added variable print::$0 to live range equivalence class [ print::$0 ]
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Complete equivalence classes
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[ idx#13 idx#14 ]
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[ print::w#3 ]
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[ print::$0 ]
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Allocated zp[1]:2 [ print::$0 ]
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Allocated zp[1]:3 [ idx#13 idx#14 ]
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Allocated zp[2]:4 [ print::w#3 ]
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [8] print::$0 = idx#13 << 1 [ idx#13 print::w#3 print::$0 ] ( print:1 [ idx#13 print::w#3 print::$0 ] { } print:3 [ idx#13 print::w#3 print::$0 ] { { idx#13 = idx#14 } } print:5 [ idx#13 print::w#3 print::$0 ] { { idx#13 = idx#14 } } ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp[1]:3 [ idx#13 idx#14 ]
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Statement [9] SCREEN[print::$0] = print::w#3 [ idx#13 ] ( print:1 [ idx#13 ] { } print:3 [ idx#13 ] { { idx#13 = idx#14 } } print:5 [ idx#13 ] { { idx#13 = idx#14 } } ) always clobbers reg byte a
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Statement [8] print::$0 = idx#13 << 1 [ idx#13 print::w#3 print::$0 ] ( print:1 [ idx#13 print::w#3 print::$0 ] { } print:3 [ idx#13 print::w#3 print::$0 ] { { idx#13 = idx#14 } } print:5 [ idx#13 print::w#3 print::$0 ] { { idx#13 = idx#14 } } ) always clobbers reg byte a
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Statement [9] SCREEN[print::$0] = print::w#3 [ idx#13 ] ( print:1 [ idx#13 ] { } print:3 [ idx#13 ] { { idx#13 = idx#14 } } print:5 [ idx#13 ] { { idx#13 = idx#14 } } ) always clobbers reg byte a
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Potential registers zp[1]:3 [ idx#13 idx#14 ] : zp[1]:3 , reg byte x , reg byte y ,
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Potential registers zp[2]:4 [ print::w#3 ] : zp[2]:4 ,
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Potential registers zp[1]:2 [ print::$0 ] : zp[1]:2 , reg byte a , reg byte x , reg byte y ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [print] 22: zp[1]:2 [ print::$0 ] 5.5: zp[2]:4 [ print::w#3 ]
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Uplift Scope [] 11.17: zp[1]:3 [ idx#13 idx#14 ]
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Uplift Scope [main]
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Uplifting [print] best 105 combination reg byte a [ print::$0 ] zp[2]:4 [ print::w#3 ]
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Uplifting [] best 98 combination reg byte x [ idx#13 idx#14 ]
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Uplifting [main] best 98 combination
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Allocated (was zp[2]:4) zp[2]:2 [ print::w#3 ]
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Test auto-casting of call-parameters
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="call-parameter-autocast.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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.const w = $1234
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// [1] call print
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// [7] phi from main to print [phi:main->print]
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print_from_main:
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// [7] phi print::w#3 = $1234 [phi:main->print#0] -- vwuz1=vwuc1
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lda #<$1234
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sta.z print.w
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lda #>$1234
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sta.z print.w+1
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// [7] phi idx#13 = 0 [phi:main->print#1] -- vbuxx=vbuc1
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ldx #0
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jsr print
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// [2] phi from main to main::@1 [phi:main->main::@1]
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__b1_from_main:
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jmp __b1
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// main::@1
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__b1:
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// [3] call print
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// [7] phi from main::@1 to print [phi:main::@1->print]
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print_from___b1:
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// [7] phi print::w#3 = main::w [phi:main::@1->print#0] -- vwuz1=vwuc1
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lda #<w
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sta.z print.w
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lda #>w
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sta.z print.w+1
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// [7] phi idx#13 = idx#14 [phi:main::@1->print#1] -- register_copy
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jsr print
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// [4] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
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__b2_from___b1:
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jmp __b2
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// main::@2
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__b2:
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// [5] call print
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// [7] phi from main::@2 to print [phi:main::@2->print]
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print_from___b2:
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// [7] phi print::w#3 = $12w=$34 [phi:main::@2->print#0] -- vwuz1=vwuc1
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lda #<$12*$100+$34
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sta.z print.w
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lda #>$12*$100+$34
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sta.z print.w+1
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// [7] phi idx#13 = idx#14 [phi:main::@2->print#1] -- register_copy
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jsr print
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jmp __breturn
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// main::@return
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__breturn:
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// [6] return
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rts
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}
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// print
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// void print(__zp(2) unsigned int w)
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print: {
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.label w = 2
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// [8] print::$0 = idx#13 << 1 -- vbuaa=vbuxx_rol_1
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txa
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asl
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// [9] SCREEN[print::$0] = print::w#3 -- pwuc1_derefidx_vbuaa=vwuz1
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tay
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lda.z w
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sta SCREEN,y
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lda.z w+1
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sta SCREEN+1,y
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// [10] idx#14 = ++ idx#13 -- vbuxx=_inc_vbuxx
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inx
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jmp __breturn
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// print::@return
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__breturn:
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// [11] 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 __b1
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Removing instruction jmp __b2
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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 __b1_from_main:
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Removing instruction print_from___b1:
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Removing instruction __b2_from___b1:
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Removing instruction print_from___b2:
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Succesful ASM optimization Pass5RedundantLabelElimination
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Removing instruction print_from_main:
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Removing instruction __b1:
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Removing instruction __b2:
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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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__constant unsigned int * const SCREEN = (unsigned int *) 1024
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char idx
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char idx#13 // reg byte x 8.666666666666666
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char idx#14 // reg byte x 2.5
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void main()
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__constant unsigned int main::w = $1234
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void print(unsigned int w)
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char print::$0 // reg byte a 22.0
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unsigned int print::w
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unsigned int print::w#3 // w zp[2]:2 5.5
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reg byte x [ idx#13 idx#14 ]
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zp[2]:2 [ print::w#3 ]
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reg byte a [ print::$0 ]
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FINAL ASSEMBLER
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Score: 86
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// File Comments
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// Test auto-casting of call-parameters
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="call-parameter-autocast.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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.const w = $1234
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// print(0x1234)
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// [1] call print
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// [7] phi from main to print [phi:main->print]
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// [7] phi print::w#3 = $1234 [phi:main->print#0] -- vwuz1=vwuc1
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lda #<$1234
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sta.z print.w
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lda #>$1234
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sta.z print.w+1
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// [7] phi idx#13 = 0 [phi:main->print#1] -- vbuxx=vbuc1
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ldx #0
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jsr print
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// [2] phi from main to main::@1 [phi:main->main::@1]
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// main::@1
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// print(w)
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// [3] call print
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// [7] phi from main::@1 to print [phi:main::@1->print]
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// [7] phi print::w#3 = main::w [phi:main::@1->print#0] -- vwuz1=vwuc1
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lda #<w
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sta.z print.w
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lda #>w
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sta.z print.w+1
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// [7] phi idx#13 = idx#14 [phi:main::@1->print#1] -- register_copy
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jsr print
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// [4] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
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// main::@2
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// print( MAKEWORD(0x12,0x34) )
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// [5] call print
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// [7] phi from main::@2 to print [phi:main::@2->print]
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// [7] phi print::w#3 = $12w=$34 [phi:main::@2->print#0] -- vwuz1=vwuc1
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lda #<$12*$100+$34
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sta.z print.w
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lda #>$12*$100+$34
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sta.z print.w+1
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// [7] phi idx#13 = idx#14 [phi:main::@2->print#1] -- register_copy
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jsr print
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// main::@return
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// }
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// [6] return
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rts
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}
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// print
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// void print(__zp(2) unsigned int w)
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print: {
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.label w = 2
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// SCREEN[idx++] = w
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// [8] print::$0 = idx#13 << 1 -- vbuaa=vbuxx_rol_1
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txa
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asl
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// [9] SCREEN[print::$0] = print::w#3 -- pwuc1_derefidx_vbuaa=vwuz1
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tay
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lda.z w
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sta SCREEN,y
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lda.z w+1
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sta SCREEN+1,y
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// SCREEN[idx++] = w;
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// [10] idx#14 = ++ idx#13 -- vbuxx=_inc_vbuxx
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inx
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// print::@return
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// }
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// [11] return
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rts
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}
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// File Data
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