mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-09-09 08:54:40 +00:00
504 lines
16 KiB
Plaintext
504 lines
16 KiB
Plaintext
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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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(void()) main()
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main: scope:[main] from @1
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(byte) main::idx#0 ← (byte) 0
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(signed byte) main::i#0 ← (signed byte) -2
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to:main::@1
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main::@1: scope:[main] from main main::@4
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(byte) main::idx#5 ← phi( main/(byte) main::idx#0 main::@4/(byte) main::idx#1 )
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(signed byte) main::i#2 ← phi( main/(signed byte) main::i#0 main::@4/(signed byte) main::i#1 )
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(bool~) main::$4 ← (number) 0 != (signed byte) main::i#2
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if((bool~) main::$4) goto main::@2
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to:main::@3
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main::@2: scope:[main] from main::@1
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(signed byte) main::i#4 ← phi( main::@1/(signed byte) main::i#2 )
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(byte) main::idx#3 ← phi( main::@1/(byte) main::idx#5 )
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(byte~) main::$1 ← (byte) '+'
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to:main::@4
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main::@3: scope:[main] from main::@1
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(signed byte) main::i#5 ← phi( main::@1/(signed byte) main::i#2 )
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(byte) main::idx#4 ← phi( main::@1/(byte) main::idx#5 )
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(byte~) main::$0 ← (byte) '0'
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to:main::@4
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main::@4: scope:[main] from main::@2 main::@3
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(signed byte) main::i#3 ← phi( main::@2/(signed byte) main::i#4 main::@3/(signed byte) main::i#5 )
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(byte) main::idx#2 ← phi( main::@2/(byte) main::idx#3 main::@3/(byte) main::idx#4 )
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(byte~) main::$2 ← phi( main::@2/(byte~) main::$1 main::@3/(byte~) main::$0 )
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(byte) main::j#0 ← (byte~) main::$2
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*((const nomodify byte*) SCREEN + (byte) main::idx#2) ← (byte) main::j#0
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(byte) main::idx#1 ← ++ (byte) main::idx#2
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(signed byte) main::i#1 ← (signed byte) main::i#3 + rangenext(-2,2)
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(bool~) main::$3 ← (signed byte) main::i#1 != rangelast(-2,2)
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if((bool~) main::$3) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@4
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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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(const nomodify byte*) SCREEN = (byte*)(number) $400
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(void()) main()
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(byte~) main::$0
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(byte~) main::$1
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(byte~) main::$2
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(bool~) main::$3
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(bool~) main::$4
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(label) main::@1
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(label) main::@2
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(label) main::@3
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(label) main::@4
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(label) main::@return
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(signed byte) main::i
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(signed byte) main::i#0
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(signed byte) main::i#1
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(signed byte) main::i#2
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(signed byte) main::i#3
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(signed byte) main::i#4
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(signed byte) main::i#5
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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::j
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(byte) main::j#0
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Adding number conversion cast (snumber) 0 in (bool~) main::$4 ← (number) 0 != (signed byte) main::i#2
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant integer cast 0
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Successful SSA optimization PassNCastSimplification
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Finalized signed number type (signed byte) 0
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias main::idx#3 = main::idx#5 main::idx#4
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Alias main::i#2 = main::i#4 main::i#5
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Alias main::j#0 = main::$2
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Successful SSA optimization Pass2AliasElimination
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Alias main::idx#2 = main::idx#3
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Alias main::i#2 = main::i#3
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Successful SSA optimization Pass2AliasElimination
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Simple Condition (bool~) main::$4 [4] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2
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Simple Condition (bool~) main::$3 [12] if((signed byte) main::i#1!=rangelast(-2,2)) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte) main::idx#0 = 0
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Constant (const signed byte) main::i#0 = -2
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Constant (const byte) main::$1 = '+'
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Constant (const byte) main::$0 = '0'
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Successful SSA optimization Pass2ConstantIdentification
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Resolved ranged next value [10] main::i#1 ← ++ main::i#2 to ++
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Resolved ranged comparison value [12] if(main::i#1!=rangelast(-2,2)) goto main::@1 to (number) 3
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Adding number conversion cast (snumber) 3 in if((signed byte) main::i#1!=(number) 3) goto main::@1
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant integer cast 3
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Successful SSA optimization PassNCastSimplification
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Finalized signed number type (signed byte) 3
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inlining constant with var siblings (const byte) main::idx#0
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Inlining constant with var siblings (const signed byte) main::i#0
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Constant inlined main::i#0 = (signed byte) -2
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Constant inlined main::idx#0 = (byte) 0
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Constant inlined main::$1 = (byte) '+'
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Constant inlined main::$0 = (byte) '0'
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Successful SSA optimization Pass2ConstantInlining
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Added new block during phi lifting main::@5(between main::@4 and main::@1)
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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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Adding NOP phi() at start of main
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Adding NOP phi() at start of main::@3
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Adding NOP phi() at start of main::@2
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CALL GRAPH
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Calls in [] to main:2
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Created 3 initial phi equivalence classes
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Coalesced [15] main::i#6 ← main::i#1
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Coalesced [16] main::idx#6 ← main::idx#1
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Coalesced down to 3 phi equivalence classes
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Culled Empty Block (label) @2
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Culled Empty Block (label) main::@3
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Culled Empty Block (label) main::@5
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Renumbering block main::@4 to main::@3
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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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Adding NOP phi() at start of main
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Adding NOP phi() at start of main::@2
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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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(void()) main()
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main: scope:[main] from @1
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[4] phi()
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to:main::@1
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main::@1: scope:[main] from main main::@3
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[5] (byte) main::idx#2 ← phi( main/(byte) 0 main::@3/(byte) main::idx#1 )
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[5] (signed byte) main::i#2 ← phi( main/(signed byte) -2 main::@3/(signed byte) main::i#1 )
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[6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2
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to:main::@3
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main::@2: scope:[main] from main::@1
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[7] phi()
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to:main::@3
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main::@3: scope:[main] from main::@1 main::@2
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[8] (byte) main::j#0 ← phi( main::@2/(byte) '+' main::@1/(byte) '0' )
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[9] *((const nomodify byte*) SCREEN + (byte) main::idx#2) ← (byte) main::j#0
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[10] (byte) main::idx#1 ← ++ (byte) main::idx#2
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[11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2
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[12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@3
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[13] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(signed byte) main::i
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(signed byte) main::i#1 151.5
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(signed byte) main::i#2 50.5
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(byte) main::idx
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(byte) main::idx#1 67.33333333333333
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(byte) main::idx#2 60.599999999999994
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(byte) main::j
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(byte) main::j#0 101.0
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Initial phi equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::idx#2 main::idx#1 ]
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[ main::j#0 ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::idx#2 main::idx#1 ]
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[ main::j#0 ]
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Allocated zp[1]:2 [ main::i#2 main::i#1 ]
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Allocated zp[1]:3 [ main::idx#2 main::idx#1 ]
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Allocated zp[1]:4 [ main::j#0 ]
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INITIAL ASM
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Target platform is c64basic / MOS6502X
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// File Comments
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// Tests using integer conditions in ternary operator
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// This should produce '++0++' at the top of the screen
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// 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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// Global Constants & labels
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.label SCREEN = $400
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// @begin
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__bbegin:
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// [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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// @1
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__b1:
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// [2] call main
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// [4] phi from @1 to main [phi:@1->main]
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main_from___b1:
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jsr main
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// [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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// @end
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__bend:
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// main
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main: {
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.label j = 4
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.label idx = 3
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.label i = 2
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// [5] phi from main to main::@1 [phi:main->main::@1]
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__b1_from_main:
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// [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
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lda #0
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sta.z idx
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// [5] phi (signed byte) main::i#2 = (signed byte) -2 [phi:main->main::@1#1] -- vbsz1=vbsc1
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lda #-2
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sta.z i
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jmp __b1
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// [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
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__b1_from___b3:
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// [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@3->main::@1#0] -- register_copy
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// [5] phi (signed byte) main::i#2 = (signed byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy
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jmp __b1
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// main::@1
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__b1:
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// [6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2 -- vbsc1_neq_vbsz1_then_la1
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lda #0
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cmp.z i
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bne __b2_from___b1
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// [8] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
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__b3_from___b1:
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// [8] phi (byte) main::j#0 = (byte) '0' [phi:main::@1->main::@3#0] -- vbuz1=vbuc1
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lda #'0'
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sta.z j
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jmp __b3
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// [7] 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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// [8] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
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__b3_from___b2:
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// [8] phi (byte) main::j#0 = (byte) '+' [phi:main::@2->main::@3#0] -- vbuz1=vbuc1
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lda #'+'
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sta.z j
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jmp __b3
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// main::@3
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__b3:
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// [9] *((const nomodify byte*) SCREEN + (byte) main::idx#2) ← (byte) main::j#0 -- pbuc1_derefidx_vbuz1=vbuz2
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lda.z j
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ldy.z idx
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sta SCREEN,y
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// [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuz1=_inc_vbuz1
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inc.z idx
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// [11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 -- vbsz1=_inc_vbsz1
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inc.z i
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// [12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1 -- vbsz1_neq_vbsc1_then_la1
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lda #3
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cmp.z i
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bne __b1_from___b3
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jmp __breturn
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// main::@return
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__breturn:
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// [13] return
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rts
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}
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// File Data
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REGISTER UPLIFT POTENTIAL REGISTERS
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Potential registers zp[1]:2 [ main::i#2 main::i#1 ] : zp[1]:2 , reg byte a , reg byte x , reg byte y ,
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Potential registers zp[1]:3 [ main::idx#2 main::idx#1 ] : zp[1]:3 , reg byte a , reg byte x , reg byte y ,
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Potential registers zp[1]:4 [ main::j#0 ] : zp[1]:4 , reg byte a , reg byte x , reg byte y ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 202: zp[1]:2 [ main::i#2 main::i#1 ] 127.93: zp[1]:3 [ main::idx#2 main::idx#1 ] 101: zp[1]:4 [ main::j#0 ]
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Uplift Scope []
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Uplifting [main] best 458 combination reg byte y [ main::i#2 main::i#1 ] reg byte x [ main::idx#2 main::idx#1 ] reg byte a [ main::j#0 ]
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Uplifting [] best 458 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Tests using integer conditions in ternary operator
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// This should produce '++0++' at the top of the screen
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// 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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// Global Constants & labels
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.label SCREEN = $400
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// @begin
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__bbegin:
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// [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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// @1
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__b1:
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// [2] call main
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// [4] phi from @1 to main [phi:@1->main]
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main_from___b1:
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jsr main
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// [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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// @end
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__bend:
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// main
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main: {
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// [5] phi from main to main::@1 [phi:main->main::@1]
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__b1_from_main:
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// [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1
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ldx #0
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// [5] phi (signed byte) main::i#2 = (signed byte) -2 [phi:main->main::@1#1] -- vbsyy=vbsc1
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ldy #-2
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jmp __b1
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// [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
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__b1_from___b3:
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// [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@3->main::@1#0] -- register_copy
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// [5] phi (signed byte) main::i#2 = (signed byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy
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jmp __b1
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// main::@1
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__b1:
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// [6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2 -- vbsc1_neq_vbsyy_then_la1
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cpy #0
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bne __b2_from___b1
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// [8] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
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__b3_from___b1:
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// [8] phi (byte) main::j#0 = (byte) '0' [phi:main::@1->main::@3#0] -- vbuaa=vbuc1
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lda #'0'
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jmp __b3
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// [7] 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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// [8] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
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__b3_from___b2:
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// [8] phi (byte) main::j#0 = (byte) '+' [phi:main::@2->main::@3#0] -- vbuaa=vbuc1
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lda #'+'
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jmp __b3
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// main::@3
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__b3:
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// [9] *((const nomodify byte*) SCREEN + (byte) main::idx#2) ← (byte) main::j#0 -- pbuc1_derefidx_vbuxx=vbuaa
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sta SCREEN,x
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// [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuxx=_inc_vbuxx
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inx
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// [11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 -- vbsyy=_inc_vbsyy
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iny
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// [12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1 -- vbsyy_neq_vbsc1_then_la1
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cpy #3
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bne __b1_from___b3
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jmp __breturn
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// main::@return
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__breturn:
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// [13] 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 __bend
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Removing instruction jmp __b1
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Removing instruction jmp __b2
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Removing instruction jmp __b3
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Removing instruction jmp __breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Replacing label __b2_from___b1 with __b2
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Replacing label __b1_from___b3 with __b1
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Removing instruction __b1_from___bbegin:
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Removing instruction __b1:
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Removing instruction main_from___b1:
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Removing instruction __bend_from___b1:
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Removing instruction __b1_from___b3:
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Removing instruction __b2_from___b1:
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Removing instruction __b3_from___b2:
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Succesful ASM optimization Pass5RedundantLabelElimination
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Removing instruction __bbegin:
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Removing instruction __bend:
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Removing instruction __b1_from_main:
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Removing instruction __b3_from___b1:
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Removing instruction __breturn:
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Succesful ASM optimization Pass5UnusedLabelElimination
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Removing instruction jsr main
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Succesful ASM optimization Pass5SkipBegin
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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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(label) @1
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(label) @begin
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(label) @end
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(const nomodify byte*) SCREEN = (byte*) 1024
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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::@3
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(label) main::@return
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(signed byte) main::i
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(signed byte) main::i#1 reg byte y 151.5
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(signed byte) main::i#2 reg byte y 50.5
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(byte) main::idx
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|
(byte) main::idx#1 reg byte x 67.33333333333333
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|
(byte) main::idx#2 reg byte x 60.599999999999994
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(byte) main::j
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(byte) main::j#0 reg byte a 101.0
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|
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reg byte y [ main::i#2 main::i#1 ]
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reg byte x [ main::idx#2 main::idx#1 ]
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reg byte a [ main::j#0 ]
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FINAL ASSEMBLER
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Score: 296
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|
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// File Comments
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// Tests using integer conditions in ternary operator
|
|
// This should produce '++0++' at the top of the screen
|
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// Upstart
|
|
.pc = $801 "Basic"
|
|
:BasicUpstart(main)
|
|
.pc = $80d "Program"
|
|
// Global Constants & labels
|
|
.label SCREEN = $400
|
|
// @begin
|
|
// [1] phi from @begin to @1 [phi:@begin->@1]
|
|
// @1
|
|
// [2] call main
|
|
// [4] phi from @1 to main [phi:@1->main]
|
|
// [3] phi from @1 to @end [phi:@1->@end]
|
|
// @end
|
|
// main
|
|
main: {
|
|
// [5] phi from main to main::@1 [phi:main->main::@1]
|
|
// [5] phi (byte) main::idx#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1
|
|
ldx #0
|
|
// [5] phi (signed byte) main::i#2 = (signed byte) -2 [phi:main->main::@1#1] -- vbsyy=vbsc1
|
|
ldy #-2
|
|
// [5] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
|
|
// [5] phi (byte) main::idx#2 = (byte) main::idx#1 [phi:main::@3->main::@1#0] -- register_copy
|
|
// [5] phi (signed byte) main::i#2 = (signed byte) main::i#1 [phi:main::@3->main::@1#1] -- register_copy
|
|
// main::@1
|
|
__b1:
|
|
// i?'+':'0'
|
|
// [6] if((signed byte) 0!=(signed byte) main::i#2) goto main::@2 -- vbsc1_neq_vbsyy_then_la1
|
|
cpy #0
|
|
bne __b2
|
|
// [8] phi from main::@1 to main::@3 [phi:main::@1->main::@3]
|
|
// [8] phi (byte) main::j#0 = (byte) '0' [phi:main::@1->main::@3#0] -- vbuaa=vbuc1
|
|
lda #'0'
|
|
jmp __b3
|
|
// [7] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
|
|
// main::@2
|
|
__b2:
|
|
// i?'+':'0'
|
|
// [8] phi from main::@2 to main::@3 [phi:main::@2->main::@3]
|
|
// [8] phi (byte) main::j#0 = (byte) '+' [phi:main::@2->main::@3#0] -- vbuaa=vbuc1
|
|
lda #'+'
|
|
// main::@3
|
|
__b3:
|
|
// SCREEN[idx++] = j
|
|
// [9] *((const nomodify byte*) SCREEN + (byte) main::idx#2) ← (byte) main::j#0 -- pbuc1_derefidx_vbuxx=vbuaa
|
|
sta SCREEN,x
|
|
// SCREEN[idx++] = j;
|
|
// [10] (byte) main::idx#1 ← ++ (byte) main::idx#2 -- vbuxx=_inc_vbuxx
|
|
inx
|
|
// for( signed byte i: -2..2)
|
|
// [11] (signed byte) main::i#1 ← ++ (signed byte) main::i#2 -- vbsyy=_inc_vbsyy
|
|
iny
|
|
// [12] if((signed byte) main::i#1!=(signed byte) 3) goto main::@1 -- vbsyy_neq_vbsc1_then_la1
|
|
cpy #3
|
|
bne __b1
|
|
// main::@return
|
|
// }
|
|
// [13] return
|
|
rts
|
|
}
|
|
// File Data
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