mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-09-29 03:56:15 +00:00
508 lines
15 KiB
Plaintext
508 lines
15 KiB
Plaintext
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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(byte) b#0 ← (byte)(number) 2/(number) 2
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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) b#13 ← phi( @1/(byte) b#14 )
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call s
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(byte) s::return#0 ← (byte) s::return#2
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to:main::@2
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main::@2: scope:[main] from main
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(byte) b#7 ← phi( main/(byte) b#5 )
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(byte) b#1 ← (byte) b#7
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(byte) b#2 ← ++ (byte) b#1
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(byte) main::i#0 ← (byte) 0
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to:main::@1
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main::@1: scope:[main] from main::@1 main::@2
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(byte) b#8 ← phi( main::@1/(byte) b#8 main::@2/(byte) b#2 )
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(byte) main::i#2 ← phi( main::@1/(byte) main::i#1 main::@2/(byte) main::i#0 )
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*((const byte*) main::COLS + (byte) main::i#2) ← (const byte) main::col
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*((const nomodify byte*) SCREEN + (byte) main::i#2) ← (byte) b#8
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(byte) main::i#1 ← (byte) main::i#2 + rangenext(0,$64)
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(bool~) main::$4 ← (byte) main::i#1 != rangelast(0,$64)
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if((bool~) main::$4) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@1
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(byte) b#9 ← phi( main::@1/(byte) b#8 )
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(byte) b#3 ← (byte) b#9
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return
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to:@return
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(byte()) s()
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s: scope:[s] from main
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(byte) b#10 ← phi( main/(byte) b#13 )
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(byte) b#4 ← ++ (byte) b#10
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(byte) s::return#1 ← (number) 2
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to:s::@return
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s::@return: scope:[s] from s
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(byte) b#11 ← phi( s/(byte) b#4 )
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(byte) s::return#3 ← phi( s/(byte) s::return#1 )
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(byte) s::return#2 ← (byte) s::return#3
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(byte) b#5 ← (byte) b#11
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return
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to:@return
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@1: scope:[] from @begin
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(byte) b#14 ← phi( @begin/(byte) b#0 )
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call main
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to:@2
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@2: scope:[] from @1
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(byte) b#12 ← phi( @1/(byte) b#3 )
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(byte) b#6 ← (byte) b#12
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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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(byte) b
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(byte) b#0
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(byte) b#1
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(byte) b#10
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(byte) b#11
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(byte) b#12
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(byte) b#13
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(byte) b#14
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(byte) b#2
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(byte) b#3
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(byte) b#4
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(byte) b#5
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(byte) b#6
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(byte) b#7
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(byte) b#8
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(byte) b#9
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(void()) main()
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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::@return
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(const byte*) main::COLS = (byte*)(number) $d800
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(const byte) main::col = (byte) 2
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(byte) main::i
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(byte) main::i#0
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(byte) main::i#1
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(byte) main::i#2
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(byte()) s()
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(label) s::@return
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(byte) s::return
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(byte) s::return#0
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(byte) s::return#1
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(byte) s::return#2
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(byte) s::return#3
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Adding number conversion cast (unumber) 2 in (byte) s::return#1 ← (number) 2
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (byte) s::return#1 ← (unumber)(number) 2
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant pointer cast (byte*) 55296
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Simplifying constant integer cast 2
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) 2
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias b#1 = b#7
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Alias b#3 = b#9 b#8
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Alias s::return#1 = s::return#3 s::return#2
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Alias b#11 = b#4 b#5
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Alias b#0 = b#14
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Alias b#12 = b#6
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Successful SSA optimization Pass2AliasElimination
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Identical Phi Values (byte) b#13 (byte) b#0
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Identical Phi Values (byte) b#1 (byte) b#11
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Identical Phi Values (byte) b#3 (byte) b#2
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Identical Phi Values (byte) b#10 (byte) b#13
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Identical Phi Values (byte) b#12 (byte) b#3
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Successful SSA optimization Pass2IdenticalPhiElimination
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Simple Condition (bool~) main::$4 [12] if((byte) main::i#1!=rangelast(0,$64)) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte) b#0 = (byte)2/2
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Constant (const byte) main::i#0 = 0
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Constant (const byte) s::return#1 = 2
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Successful SSA optimization Pass2ConstantIdentification
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Constant (const byte) s::return#0 = s::return#1
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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(0,$64)) goto main::@1 to (number) $65
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Eliminating unused constant (const byte) s::return#0
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Successful SSA optimization PassNEliminateUnusedVars
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Eliminating unused constant (const byte) s::return#1
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Successful SSA optimization PassNEliminateUnusedVars
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Adding number conversion cast (unumber) $65 in if((byte) main::i#1!=(number) $65) goto main::@1
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant integer cast $65
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) $65
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Constant right-side identified [8] (byte) b#11 ← ++ (const byte) b#0
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const byte) b#11 = ++b#0
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [1] (byte) b#2 ← ++ (const byte) b#11
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const byte) b#2 = ++b#11
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Successful SSA optimization Pass2ConstantIdentification
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Inlining constant with var siblings (const byte) main::i#0
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Inlining constant with different constant siblings (const byte) b#0
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Inlining constant with different constant siblings (const byte) b#11
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Inlining constant with different constant siblings (const byte) b#2
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Constant inlined b#2 = ++++(byte)(number) 2/(number) 2
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Constant inlined main::i#0 = (byte) 0
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Constant inlined b#11 = ++(byte)(number) 2/(number) 2
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Constant inlined b#0 = (byte)(number) 2/(number) 2
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Successful SSA optimization Pass2ConstantInlining
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Added new block during phi lifting main::@3(between main::@1 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::@2
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Adding NOP phi() at start of s
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CALL GRAPH
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Calls in [] to main:2
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Calls in [main] to s:6
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Created 1 initial phi equivalence classes
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Coalesced [14] main::i#3 ← main::i#1
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Coalesced down to 1 phi equivalence classes
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Culled Empty Block (label) @2
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Culled Empty Block (label) main::@2
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Culled Empty Block (label) 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 s
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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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[5] call s
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to:main::@1
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main::@1: scope:[main] from main main::@1
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[6] (byte) main::i#2 ← phi( main::@1/(byte) main::i#1 main/(byte) 0 )
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[7] *((const byte*) main::COLS + (byte) main::i#2) ← (const byte) main::col
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[8] *((const nomodify byte*) SCREEN + (byte) main::i#2) ← ++++(byte)(number) 2/(number) 2
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[9] (byte) main::i#1 ← ++ (byte) main::i#2
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[10] if((byte) main::i#1!=(byte) $65) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@1
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[11] return
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to:@return
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(byte()) s()
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s: scope:[s] from main
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[12] phi()
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to:s::@return
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s::@return: scope:[s] from s
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[13] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(byte) b
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(void()) main()
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(byte) main::i
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(byte) main::i#1 151.5
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(byte) main::i#2 134.66666666666666
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(byte()) s()
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(byte) s::return
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Initial phi equivalence classes
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[ main::i#2 main::i#1 ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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Allocated zp[1]:2 [ main::i#2 main::i#1 ]
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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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// used vars
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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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// used vars
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.const col = 2
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.label COLS = $d800
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.label i = 2
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// [5] call s
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// [12] phi from main to s [phi:main->s]
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s_from_main:
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jsr s
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// [6] phi from main to main::@1 [phi:main->main::@1]
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__b1_from_main:
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// [6] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
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lda #0
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sta.z i
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jmp __b1
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// [6] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
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__b1_from___b1:
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// [6] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#0] -- register_copy
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jmp __b1
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// main::@1
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__b1:
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// [7] *((const byte*) main::COLS + (byte) main::i#2) ← (const byte) main::col -- pbuc1_derefidx_vbuz1=vbuc2
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lda #col
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ldy.z i
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sta COLS,y
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// [8] *((const nomodify byte*) SCREEN + (byte) main::i#2) ← ++++(byte)(number) 2/(number) 2 -- pbuc1_derefidx_vbuz1=vbuc2
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lda #2/2+1+1
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ldy.z i
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sta SCREEN,y
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// [9] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
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inc.z i
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// [10] if((byte) main::i#1!=(byte) $65) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
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lda #$65
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cmp.z i
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bne __b1_from___b1
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jmp __breturn
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// main::@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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// s
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s: {
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jmp __breturn
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// s::@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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Statement [7] *((const byte*) main::COLS + (byte) main::i#2) ← (const byte) main::col [ main::i#2 ] ( main:2 [ main::i#2 ] { } ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp[1]:2 [ main::i#2 main::i#1 ]
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Statement [8] *((const nomodify byte*) SCREEN + (byte) main::i#2) ← ++++(byte)(number) 2/(number) 2 [ main::i#2 ] ( main:2 [ main::i#2 ] { } ) always clobbers reg byte a
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Statement [7] *((const byte*) main::COLS + (byte) main::i#2) ← (const byte) main::col [ main::i#2 ] ( main:2 [ main::i#2 ] { } ) always clobbers reg byte a
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Statement [8] *((const nomodify byte*) SCREEN + (byte) main::i#2) ← ++++(byte)(number) 2/(number) 2 [ main::i#2 ] ( main:2 [ main::i#2 ] { } ) always clobbers reg byte a
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Potential registers zp[1]:2 [ main::i#2 main::i#1 ] : zp[1]:2 , reg byte x , reg byte y ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 286.17: zp[1]:2 [ main::i#2 main::i#1 ]
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Uplift Scope [s]
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Uplift Scope []
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Uplifting [main] best 375 combination reg byte x [ main::i#2 main::i#1 ]
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Uplifting [s] best 375 combination
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Uplifting [] best 375 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// used vars
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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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// used vars
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.const col = 2
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.label COLS = $d800
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// [5] call s
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// [12] phi from main to s [phi:main->s]
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s_from_main:
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jsr s
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// [6] phi from main to main::@1 [phi:main->main::@1]
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__b1_from_main:
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// [6] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1
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ldx #0
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jmp __b1
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// [6] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
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__b1_from___b1:
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// [6] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#0] -- register_copy
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jmp __b1
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// main::@1
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__b1:
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// [7] *((const byte*) main::COLS + (byte) main::i#2) ← (const byte) main::col -- pbuc1_derefidx_vbuxx=vbuc2
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lda #col
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sta COLS,x
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// [8] *((const nomodify byte*) SCREEN + (byte) main::i#2) ← ++++(byte)(number) 2/(number) 2 -- pbuc1_derefidx_vbuxx=vbuc2
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lda #2/2+1+1
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sta SCREEN,x
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// [9] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
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inx
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// [10] if((byte) main::i#1!=(byte) $65) goto main::@1 -- vbuxx_neq_vbuc1_then_la1
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cpx #$65
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bne __b1_from___b1
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jmp __breturn
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// main::@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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// s
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s: {
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jmp __breturn
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// s::@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 __breturn
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Removing instruction jmp __breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Replacing label __b1_from___b1 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___b1:
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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 s_from_main:
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Removing instruction __b1_from_main:
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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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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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(byte) b
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(void()) main()
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(label) main::@1
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(label) main::@return
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(const byte*) main::COLS = (byte*) 55296
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(const byte) main::col = (byte) 2
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(byte) main::i
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(byte) main::i#1 reg byte x 151.5
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(byte) main::i#2 reg byte x 134.66666666666666
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(byte()) s()
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(label) s::@return
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(byte) s::return
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reg byte x [ main::i#2 main::i#1 ]
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FINAL ASSEMBLER
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Score: 243
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// File Comments
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// used vars
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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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// [1] phi from @begin to @1 [phi:@begin->@1]
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// @1
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// [2] call main
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// [4] phi from @1 to main [phi:@1->main]
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// [3] phi from @1 to @end [phi:@1->@end]
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// @end
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// main
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main: {
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// used vars
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.const col = 2
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.label COLS = $d800
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// s()
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// [5] call s
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// [12] phi from main to s [phi:main->s]
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jsr s
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// [6] phi from main to main::@1 [phi:main->main::@1]
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// [6] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuxx=vbuc1
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ldx #0
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// [6] phi from main::@1 to main::@1 [phi:main::@1->main::@1]
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// [6] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@1->main::@1#0] -- register_copy
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// main::@1
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__b1:
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// COLS[i] = col
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// [7] *((const byte*) main::COLS + (byte) main::i#2) ← (const byte) main::col -- pbuc1_derefidx_vbuxx=vbuc2
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lda #col
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sta COLS,x
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// SCREEN[i] = b
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// [8] *((const nomodify byte*) SCREEN + (byte) main::i#2) ← ++++(byte)(number) 2/(number) 2 -- pbuc1_derefidx_vbuxx=vbuc2
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lda #2/2+1+1
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sta SCREEN,x
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// for(byte i : 0..100)
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// [9] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
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inx
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// [10] if((byte) main::i#1!=(byte) $65) goto main::@1 -- vbuxx_neq_vbuc1_then_la1
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cpx #$65
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bne __b1
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// main::@return
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// }
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// [11] return
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rts
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}
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// s
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s: {
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// s::@return
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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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