mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-11-20 02:32:36 +00:00
702 lines
29 KiB
Plaintext
702 lines
29 KiB
Plaintext
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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(byte*) screen#0 ← ((byte*)) (word/signed word/dword/signed dword) 1024
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to:@2
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main: scope:[main] from @2
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(byte*) screen#4 ← phi( @2/(byte*) screen#5 )
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(byte) sum::a#0 ← (byte/signed byte/word/signed word/dword/signed dword) 1
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(byte) sum::b#0 ← (byte/signed byte/word/signed word/dword/signed dword) 2
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call sum
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(byte) sum::return#0 ← (byte) sum::return#4
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to:main::@1
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main::@1: scope:[main] from main
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(byte*) screen#3 ← phi( main/(byte*) screen#4 )
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(byte) sum::return#5 ← phi( main/(byte) sum::return#0 )
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(byte~) main::$0 ← (byte) sum::return#5
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(byte) main::s1#0 ← (byte~) main::$0
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(byte) sum::a#1 ← (byte/signed byte/word/signed word/dword/signed dword) 3
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(byte) sum::b#1 ← (byte/signed byte/word/signed word/dword/signed dword) 4
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call sum
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(byte) sum::return#1 ← (byte) sum::return#4
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to:main::@2
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main::@2: scope:[main] from main::@1
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(byte*) screen#2 ← phi( main::@1/(byte*) screen#3 )
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(byte) main::s1#2 ← phi( main::@1/(byte) main::s1#0 )
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(byte) sum::return#6 ← phi( main::@1/(byte) sum::return#1 )
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(byte~) main::$1 ← (byte) sum::return#6
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(byte) main::s2#0 ← (byte~) main::$1
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(byte) sum::a#2 ← (byte/signed byte/word/signed word/dword/signed dword) 9
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(byte) sum::b#2 ← (byte/signed byte/word/signed word/dword/signed dword) 13
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call sum
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(byte) sum::return#2 ← (byte) sum::return#4
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to:main::@3
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main::@3: scope:[main] from main::@2
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(byte*) screen#1 ← phi( main::@2/(byte*) screen#2 )
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(byte) main::s2#1 ← phi( main::@2/(byte) main::s2#0 )
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(byte) main::s1#1 ← phi( main::@2/(byte) main::s1#2 )
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(byte) sum::return#7 ← phi( main::@2/(byte) sum::return#2 )
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(byte~) main::$2 ← (byte) sum::return#7
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(byte) main::s3#0 ← (byte~) main::$2
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(byte~) main::$3 ← (byte) main::s1#1 + (byte) main::s2#1
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(byte~) main::$4 ← (byte~) main::$3 + (byte) main::s3#0
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(byte) main::s4#0 ← (byte~) main::$4
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*((byte*) screen#1) ← (byte) main::s4#0
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to:main::@return
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main::@return: scope:[main] from main::@3
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return
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to:@return
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sum: scope:[sum] from main main::@1 main::@2
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(byte) sum::b#3 ← phi( main/(byte) sum::b#0 main::@1/(byte) sum::b#1 main::@2/(byte) sum::b#2 )
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(byte) sum::a#3 ← phi( main/(byte) sum::a#0 main::@1/(byte) sum::a#1 main::@2/(byte) sum::a#2 )
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(byte~) sum::$0 ← (byte) sum::a#3 + (byte) sum::b#3
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(byte) sum::return#3 ← (byte~) sum::$0
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to:sum::@return
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sum::@return: scope:[sum] from sum
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(byte) sum::return#8 ← phi( sum/(byte) sum::return#3 )
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(byte) sum::return#4 ← (byte) sum::return#8
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return
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to:@return
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@2: scope:[] from @begin
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(byte*) screen#5 ← phi( @begin/(byte*) screen#0 )
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call main
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to:@3
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@3: scope:[] from @2
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to:@end
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@end: scope:[] from @3
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SYMBOL TABLE SSA
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(label) @2
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(label) @3
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(label) @begin
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(label) @end
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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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(byte~) main::$3
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(byte~) 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::@return
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(byte) main::s1
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(byte) main::s1#0
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(byte) main::s1#1
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(byte) main::s1#2
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(byte) main::s2
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(byte) main::s2#0
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(byte) main::s2#1
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(byte) main::s3
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(byte) main::s3#0
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(byte) main::s4
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(byte) main::s4#0
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(byte*) screen
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(byte*) screen#0
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(byte*) screen#1
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(byte*) screen#2
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(byte*) screen#3
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(byte*) screen#4
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(byte*) screen#5
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(byte()) sum((byte) sum::a , (byte) sum::b)
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(byte~) sum::$0
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(label) sum::@return
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(byte) sum::a
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(byte) sum::a#0
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(byte) sum::a#1
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(byte) sum::a#2
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(byte) sum::a#3
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(byte) sum::b
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(byte) sum::b#0
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(byte) sum::b#1
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(byte) sum::b#2
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(byte) sum::b#3
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(byte) sum::return
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(byte) sum::return#0
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(byte) sum::return#1
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(byte) sum::return#2
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(byte) sum::return#3
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(byte) sum::return#4
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(byte) sum::return#5
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(byte) sum::return#6
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(byte) sum::return#7
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(byte) sum::return#8
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Culled Empty Block (label) @3
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Successful SSA optimization Pass2CullEmptyBlocks
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Alias (byte) sum::return#0 = (byte) sum::return#5
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Alias (byte*) screen#1 = (byte*) screen#3 (byte*) screen#4 (byte*) screen#2
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Alias (byte) main::s1#0 = (byte~) main::$0 (byte) main::s1#2 (byte) main::s1#1
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Alias (byte) sum::return#1 = (byte) sum::return#6
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Alias (byte) main::s2#0 = (byte~) main::$1 (byte) main::s2#1
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Alias (byte) sum::return#2 = (byte) sum::return#7
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Alias (byte) main::s3#0 = (byte~) main::$2
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Alias (byte) main::s4#0 = (byte~) main::$4
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Alias (byte) sum::return#3 = (byte~) sum::$0 (byte) sum::return#8 (byte) sum::return#4
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Alias (byte*) screen#0 = (byte*) screen#5
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Successful SSA optimization Pass2AliasElimination
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Redundant Phi (byte*) screen#1 (byte*) screen#0
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Successful SSA optimization Pass2RedundantPhiElimination
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Constant (const byte*) screen#0 = ((byte*))1024
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Constant (const byte) sum::a#0 = 1
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Constant (const byte) sum::b#0 = 2
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Constant (const byte) sum::a#1 = 3
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Constant (const byte) sum::b#1 = 4
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Constant (const byte) sum::a#2 = 9
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Constant (const byte) sum::b#2 = 13
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Successful SSA optimization Pass2ConstantIdentification
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Inlining constant with var siblings (const byte) sum::a#0
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Inlining constant with var siblings (const byte) sum::b#0
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Inlining constant with var siblings (const byte) sum::a#1
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Inlining constant with var siblings (const byte) sum::b#1
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Inlining constant with var siblings (const byte) sum::a#2
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Inlining constant with var siblings (const byte) sum::b#2
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Constant inlined sum::b#1 = (byte/signed byte/word/signed word/dword/signed dword) 4
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Constant inlined sum::a#2 = (byte/signed byte/word/signed word/dword/signed dword) 9
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Constant inlined sum::b#0 = (byte/signed byte/word/signed word/dword/signed dword) 2
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Constant inlined sum::a#1 = (byte/signed byte/word/signed word/dword/signed dword) 3
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Constant inlined sum::b#2 = (byte/signed byte/word/signed word/dword/signed dword) 13
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Constant inlined sum::a#0 = (byte/signed byte/word/signed word/dword/signed dword) 1
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Successful SSA optimization Pass2ConstantInlining
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Adding NOP phi() at start of @begin
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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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CALL GRAPH
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Calls in [] to main:2
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Calls in [main] to sum:5 sum:8 sum:11
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Created 2 initial phi equivalence classes
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Coalesced down to 2 phi equivalence classes
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Adding NOP phi() at start of @begin
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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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FINAL CONTROL FLOW GRAPH
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@begin: scope:[] from
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[0] phi() [ ] ( )
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to:@2
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@2: 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 @2
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[3] phi() [ ] ( )
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main: scope:[main] from @2
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[4] phi() [ ] ( main:2 [ ] )
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[5] call sum [ sum::return#3 ] ( main:2 [ sum::return#3 ] )
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[6] (byte) sum::return#0 ← (byte) sum::return#3 [ sum::return#0 ] ( main:2 [ sum::return#0 ] )
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to:main::@1
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main::@1: scope:[main] from main
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[7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] )
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[8] call sum [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
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[9] (byte) sum::return#1 ← (byte) sum::return#3 [ main::s1#0 sum::return#1 ] ( main:2 [ main::s1#0 sum::return#1 ] )
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to:main::@2
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main::@2: scope:[main] from main::@1
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[10] (byte) main::s2#0 ← (byte) sum::return#1 [ main::s1#0 main::s2#0 ] ( main:2 [ main::s1#0 main::s2#0 ] )
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[11] call sum [ sum::return#3 main::s1#0 main::s2#0 ] ( main:2 [ sum::return#3 main::s1#0 main::s2#0 ] )
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[12] (byte) sum::return#2 ← (byte) sum::return#3 [ main::s1#0 main::s2#0 sum::return#2 ] ( main:2 [ main::s1#0 main::s2#0 sum::return#2 ] )
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to:main::@3
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main::@3: scope:[main] from main::@2
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[13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] )
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[14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] )
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[15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] )
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[16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] )
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to:main::@return
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main::@return: scope:[main] from main::@3
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[17] return [ ] ( main:2 [ ] )
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to:@return
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sum: scope:[sum] from main main::@1 main::@2
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[18] (byte) sum::b#3 ← phi( main/(byte/signed byte/word/signed word/dword/signed dword) 2 main::@1/(byte/signed byte/word/signed word/dword/signed dword) 4 main::@2/(byte/signed byte/word/signed word/dword/signed dword) 13 ) [ sum::a#3 sum::b#3 ] ( main:2::sum:5 [ sum::a#3 sum::b#3 ] main:2::sum:8 [ main::s1#0 sum::a#3 sum::b#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::a#3 sum::b#3 ] )
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[18] (byte) sum::a#3 ← phi( main/(byte/signed byte/word/signed word/dword/signed dword) 1 main::@1/(byte/signed byte/word/signed word/dword/signed dword) 3 main::@2/(byte/signed byte/word/signed word/dword/signed dword) 9 ) [ sum::a#3 sum::b#3 ] ( main:2::sum:5 [ sum::a#3 sum::b#3 ] main:2::sum:8 [ main::s1#0 sum::a#3 sum::b#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::a#3 sum::b#3 ] )
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[19] (byte) sum::return#3 ← (byte) sum::a#3 + (byte) sum::b#3 [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] )
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to:sum::@return
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sum::@return: scope:[sum] from sum
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[20] return [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] )
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to:@return
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(byte~) main::$3 4.0
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(byte) main::s1
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(byte) main::s1#0 0.5714285714285714
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(byte) main::s2
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(byte) main::s2#0 1.0
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(byte) main::s3
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(byte) main::s3#0 2.0
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(byte) main::s4
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(byte) main::s4#0 4.0
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(byte*) screen
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(byte()) sum((byte) sum::a , (byte) sum::b)
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(byte) sum::a
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(byte) sum::a#3 2.0
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(byte) sum::b
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(byte) sum::b#3 2.0
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(byte) sum::return
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(byte) sum::return#0 4.0
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(byte) sum::return#1 4.0
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(byte) sum::return#2 4.0
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(byte) sum::return#3 1.6
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Initial phi equivalence classes
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[ sum::a#3 ]
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[ sum::b#3 ]
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Added variable sum::return#0 to zero page equivalence class [ sum::return#0 ]
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Added variable main::s1#0 to zero page equivalence class [ main::s1#0 ]
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Added variable sum::return#1 to zero page equivalence class [ sum::return#1 ]
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Added variable main::s2#0 to zero page equivalence class [ main::s2#0 ]
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Added variable sum::return#2 to zero page equivalence class [ sum::return#2 ]
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Added variable main::s3#0 to zero page equivalence class [ main::s3#0 ]
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Added variable main::$3 to zero page equivalence class [ main::$3 ]
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Added variable main::s4#0 to zero page equivalence class [ main::s4#0 ]
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Added variable sum::return#3 to zero page equivalence class [ sum::return#3 ]
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Complete equivalence classes
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[ sum::a#3 ]
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[ sum::b#3 ]
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[ sum::return#0 ]
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[ main::s1#0 ]
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[ sum::return#1 ]
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[ main::s2#0 ]
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[ sum::return#2 ]
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[ main::s3#0 ]
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[ main::$3 ]
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[ main::s4#0 ]
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[ sum::return#3 ]
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Allocated zp ZP_BYTE:2 [ sum::a#3 ]
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Allocated zp ZP_BYTE:3 [ sum::b#3 ]
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Allocated zp ZP_BYTE:4 [ sum::return#0 ]
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Allocated zp ZP_BYTE:5 [ main::s1#0 ]
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Allocated zp ZP_BYTE:6 [ sum::return#1 ]
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Allocated zp ZP_BYTE:7 [ main::s2#0 ]
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Allocated zp ZP_BYTE:8 [ sum::return#2 ]
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Allocated zp ZP_BYTE:9 [ main::s3#0 ]
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Allocated zp ZP_BYTE:10 [ main::$3 ]
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Allocated zp ZP_BYTE:11 [ main::s4#0 ]
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Allocated zp ZP_BYTE:12 [ sum::return#3 ]
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INITIAL ASM
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//SEG0 Basic 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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//SEG1 Global Constants & labels
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.label screen = $400
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//SEG2 @begin
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bbegin:
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//SEG3 [1] phi from @begin to @2 [phi:@begin->@2]
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b2_from_bbegin:
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jmp b2
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//SEG4 @2
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b2:
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//SEG5 [2] call main [ ] ( )
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//SEG6 [4] phi from @2 to main [phi:@2->main]
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main_from_b2:
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jsr main
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//SEG7 [3] phi from @2 to @end [phi:@2->@end]
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bend_from_b2:
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jmp bend
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//SEG8 @end
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bend:
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//SEG9 main
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main: {
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.label _3 = $a
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.label s1 = 5
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.label s2 = 7
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.label s3 = 9
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.label s4 = $b
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//SEG10 [5] call sum [ sum::return#3 ] ( main:2 [ sum::return#3 ] )
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//SEG11 [18] phi from main to sum [phi:main->sum]
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sum_from_main:
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//SEG12 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 2 [phi:main->sum#0] -- vbuz1=vbuc1
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lda #2
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sta sum.b
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//SEG13 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 1 [phi:main->sum#1] -- vbuz1=vbuc1
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lda #1
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sta sum.a
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jsr sum
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//SEG14 [6] (byte) sum::return#0 ← (byte) sum::return#3 [ sum::return#0 ] ( main:2 [ sum::return#0 ] ) -- vbuz1=vbuz2
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lda sum.return_3
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sta sum.return
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jmp b1
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//SEG15 main::@1
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b1:
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//SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- vbuz1=vbuz2
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lda sum.return
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sta s1
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//SEG17 [8] call sum [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
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//SEG18 [18] phi from main::@1 to sum [phi:main::@1->sum]
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sum_from_b1:
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//SEG19 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 4 [phi:main::@1->sum#0] -- vbuz1=vbuc1
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lda #4
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sta sum.b
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//SEG20 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 3 [phi:main::@1->sum#1] -- vbuz1=vbuc1
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lda #3
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sta sum.a
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jsr sum
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//SEG21 [9] (byte) sum::return#1 ← (byte) sum::return#3 [ main::s1#0 sum::return#1 ] ( main:2 [ main::s1#0 sum::return#1 ] ) -- vbuz1=vbuz2
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lda sum.return_3
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sta sum.return_1
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jmp b2
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//SEG22 main::@2
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b2:
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//SEG23 [10] (byte) main::s2#0 ← (byte) sum::return#1 [ main::s1#0 main::s2#0 ] ( main:2 [ main::s1#0 main::s2#0 ] ) -- vbuz1=vbuz2
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lda sum.return_1
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sta s2
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//SEG24 [11] call sum [ sum::return#3 main::s1#0 main::s2#0 ] ( main:2 [ sum::return#3 main::s1#0 main::s2#0 ] )
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//SEG25 [18] phi from main::@2 to sum [phi:main::@2->sum]
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sum_from_b2:
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//SEG26 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 13 [phi:main::@2->sum#0] -- vbuz1=vbuc1
|
|
lda #$d
|
|
sta sum.b
|
|
//SEG27 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 9 [phi:main::@2->sum#1] -- vbuz1=vbuc1
|
|
lda #9
|
|
sta sum.a
|
|
jsr sum
|
|
//SEG28 [12] (byte) sum::return#2 ← (byte) sum::return#3 [ main::s1#0 main::s2#0 sum::return#2 ] ( main:2 [ main::s1#0 main::s2#0 sum::return#2 ] ) -- vbuz1=vbuz2
|
|
lda sum.return_3
|
|
sta sum.return_2
|
|
jmp b3
|
|
//SEG29 main::@3
|
|
b3:
|
|
//SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- vbuz1=vbuz2
|
|
lda sum.return_2
|
|
sta s3
|
|
//SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuz1=vbuz2_plus_vbuz3
|
|
lda s1
|
|
clc
|
|
adc s2
|
|
sta _3
|
|
//SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuz1=vbuz2_plus_vbuz3
|
|
lda _3
|
|
clc
|
|
adc s3
|
|
sta s4
|
|
//SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuz1
|
|
lda s4
|
|
sta screen
|
|
jmp breturn
|
|
//SEG34 main::@return
|
|
breturn:
|
|
//SEG35 [17] return [ ] ( main:2 [ ] )
|
|
rts
|
|
}
|
|
//SEG36 sum
|
|
sum: {
|
|
.label return = 4
|
|
.label return_1 = 6
|
|
.label return_2 = 8
|
|
.label return_3 = $c
|
|
.label a = 2
|
|
.label b = 3
|
|
//SEG37 [19] (byte) sum::return#3 ← (byte) sum::a#3 + (byte) sum::b#3 [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] ) -- vbuz1=vbuz2_plus_vbuz3
|
|
lda a
|
|
clc
|
|
adc b
|
|
sta return_3
|
|
jmp breturn
|
|
//SEG38 sum::@return
|
|
breturn:
|
|
//SEG39 [20] return [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] )
|
|
rts
|
|
}
|
|
|
|
REGISTER UPLIFT POTENTIAL REGISTERS
|
|
Statement [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) always clobbers reg byte a
|
|
Removing always clobbered register reg byte a as potential for zp ZP_BYTE:9 [ main::s3#0 ]
|
|
Statement [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) always clobbers reg byte a
|
|
Statement [19] (byte) sum::return#3 ← (byte) sum::a#3 + (byte) sum::b#3 [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] ) always clobbers reg byte a
|
|
Removing always clobbered register reg byte a as potential for zp ZP_BYTE:5 [ main::s1#0 ]
|
|
Removing always clobbered register reg byte a as potential for zp ZP_BYTE:7 [ main::s2#0 ]
|
|
Statement [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) always clobbers reg byte a
|
|
Statement [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) always clobbers reg byte a
|
|
Statement [19] (byte) sum::return#3 ← (byte) sum::a#3 + (byte) sum::b#3 [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] ) always clobbers reg byte a
|
|
Potential registers zp ZP_BYTE:2 [ sum::a#3 ] : zp ZP_BYTE:2 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:3 [ sum::b#3 ] : zp ZP_BYTE:3 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:4 [ sum::return#0 ] : zp ZP_BYTE:4 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:5 [ main::s1#0 ] : zp ZP_BYTE:5 , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:6 [ sum::return#1 ] : zp ZP_BYTE:6 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:7 [ main::s2#0 ] : zp ZP_BYTE:7 , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:8 [ sum::return#2 ] : zp ZP_BYTE:8 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:9 [ main::s3#0 ] : zp ZP_BYTE:9 , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:10 [ main::$3 ] : zp ZP_BYTE:10 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:11 [ main::s4#0 ] : zp ZP_BYTE:11 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:12 [ sum::return#3 ] : zp ZP_BYTE:12 , reg byte a , reg byte x , reg byte y ,
|
|
|
|
REGISTER UPLIFT SCOPES
|
|
Uplift Scope [sum] 4: zp ZP_BYTE:4 [ sum::return#0 ] 4: zp ZP_BYTE:6 [ sum::return#1 ] 4: zp ZP_BYTE:8 [ sum::return#2 ] 2: zp ZP_BYTE:2 [ sum::a#3 ] 2: zp ZP_BYTE:3 [ sum::b#3 ] 1.6: zp ZP_BYTE:12 [ sum::return#3 ]
|
|
Uplift Scope [main] 4: zp ZP_BYTE:10 [ main::$3 ] 4: zp ZP_BYTE:11 [ main::s4#0 ] 2: zp ZP_BYTE:9 [ main::s3#0 ] 1: zp ZP_BYTE:7 [ main::s2#0 ] 0.57: zp ZP_BYTE:5 [ main::s1#0 ]
|
|
Uplift Scope []
|
|
|
|
Uplifting [sum] best 145 combination reg byte a [ sum::return#0 ] reg byte a [ sum::return#1 ] reg byte a [ sum::return#2 ] zp ZP_BYTE:2 [ sum::a#3 ] zp ZP_BYTE:3 [ sum::b#3 ] zp ZP_BYTE:12 [ sum::return#3 ]
|
|
Limited combination testing to 100 combinations of 4096 possible.
|
|
Uplifting [main] best 131 combination reg byte a [ main::$3 ] reg byte a [ main::s4#0 ] zp ZP_BYTE:9 [ main::s3#0 ] reg byte x [ main::s2#0 ] zp ZP_BYTE:5 [ main::s1#0 ]
|
|
Limited combination testing to 100 combinations of 432 possible.
|
|
Uplifting [] best 131 combination
|
|
Attempting to uplift remaining variables inzp ZP_BYTE:2 [ sum::a#3 ]
|
|
Uplifting [sum] best 121 combination reg byte y [ sum::a#3 ]
|
|
Attempting to uplift remaining variables inzp ZP_BYTE:3 [ sum::b#3 ]
|
|
Uplifting [sum] best 113 combination reg byte a [ sum::b#3 ]
|
|
Attempting to uplift remaining variables inzp ZP_BYTE:9 [ main::s3#0 ]
|
|
Uplifting [main] best 113 combination zp ZP_BYTE:9 [ main::s3#0 ]
|
|
Attempting to uplift remaining variables inzp ZP_BYTE:12 [ sum::return#3 ]
|
|
Uplifting [sum] best 101 combination reg byte a [ sum::return#3 ]
|
|
Attempting to uplift remaining variables inzp ZP_BYTE:5 [ main::s1#0 ]
|
|
Uplifting [main] best 101 combination zp ZP_BYTE:5 [ main::s1#0 ]
|
|
Allocated (was zp ZP_BYTE:5) zp ZP_BYTE:2 [ main::s1#0 ]
|
|
Allocated (was zp ZP_BYTE:9) zp ZP_BYTE:3 [ main::s3#0 ]
|
|
|
|
ASSEMBLER BEFORE OPTIMIZATION
|
|
//SEG0 Basic Upstart
|
|
.pc = $801 "Basic"
|
|
:BasicUpstart(main)
|
|
.pc = $80d "Program"
|
|
//SEG1 Global Constants & labels
|
|
.label screen = $400
|
|
//SEG2 @begin
|
|
bbegin:
|
|
//SEG3 [1] phi from @begin to @2 [phi:@begin->@2]
|
|
b2_from_bbegin:
|
|
jmp b2
|
|
//SEG4 @2
|
|
b2:
|
|
//SEG5 [2] call main [ ] ( )
|
|
//SEG6 [4] phi from @2 to main [phi:@2->main]
|
|
main_from_b2:
|
|
jsr main
|
|
//SEG7 [3] phi from @2 to @end [phi:@2->@end]
|
|
bend_from_b2:
|
|
jmp bend
|
|
//SEG8 @end
|
|
bend:
|
|
//SEG9 main
|
|
main: {
|
|
.label s1 = 2
|
|
.label s3 = 3
|
|
//SEG10 [5] call sum [ sum::return#3 ] ( main:2 [ sum::return#3 ] )
|
|
//SEG11 [18] phi from main to sum [phi:main->sum]
|
|
sum_from_main:
|
|
//SEG12 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 2 [phi:main->sum#0] -- vbuaa=vbuc1
|
|
lda #2
|
|
//SEG13 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 1 [phi:main->sum#1] -- vbuyy=vbuc1
|
|
ldy #1
|
|
jsr sum
|
|
//SEG14 [6] (byte) sum::return#0 ← (byte) sum::return#3 [ sum::return#0 ] ( main:2 [ sum::return#0 ] )
|
|
// (byte) sum::return#0 = (byte) sum::return#3 // register copy reg byte a
|
|
jmp b1
|
|
//SEG15 main::@1
|
|
b1:
|
|
//SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- vbuz1=vbuaa
|
|
sta s1
|
|
//SEG17 [8] call sum [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
|
|
//SEG18 [18] phi from main::@1 to sum [phi:main::@1->sum]
|
|
sum_from_b1:
|
|
//SEG19 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 4 [phi:main::@1->sum#0] -- vbuaa=vbuc1
|
|
lda #4
|
|
//SEG20 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 3 [phi:main::@1->sum#1] -- vbuyy=vbuc1
|
|
ldy #3
|
|
jsr sum
|
|
//SEG21 [9] (byte) sum::return#1 ← (byte) sum::return#3 [ main::s1#0 sum::return#1 ] ( main:2 [ main::s1#0 sum::return#1 ] )
|
|
// (byte) sum::return#1 = (byte) sum::return#3 // register copy reg byte a
|
|
jmp b2
|
|
//SEG22 main::@2
|
|
b2:
|
|
//SEG23 [10] (byte) main::s2#0 ← (byte) sum::return#1 [ main::s1#0 main::s2#0 ] ( main:2 [ main::s1#0 main::s2#0 ] ) -- vbuxx=vbuaa
|
|
tax
|
|
//SEG24 [11] call sum [ sum::return#3 main::s1#0 main::s2#0 ] ( main:2 [ sum::return#3 main::s1#0 main::s2#0 ] )
|
|
//SEG25 [18] phi from main::@2 to sum [phi:main::@2->sum]
|
|
sum_from_b2:
|
|
//SEG26 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 13 [phi:main::@2->sum#0] -- vbuaa=vbuc1
|
|
lda #$d
|
|
//SEG27 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 9 [phi:main::@2->sum#1] -- vbuyy=vbuc1
|
|
ldy #9
|
|
jsr sum
|
|
//SEG28 [12] (byte) sum::return#2 ← (byte) sum::return#3 [ main::s1#0 main::s2#0 sum::return#2 ] ( main:2 [ main::s1#0 main::s2#0 sum::return#2 ] )
|
|
// (byte) sum::return#2 = (byte) sum::return#3 // register copy reg byte a
|
|
jmp b3
|
|
//SEG29 main::@3
|
|
b3:
|
|
//SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- vbuz1=vbuaa
|
|
sta s3
|
|
//SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=vbuz1_plus_vbuxx
|
|
txa
|
|
clc
|
|
adc s1
|
|
//SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_vbuz1
|
|
clc
|
|
adc s3
|
|
//SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuaa
|
|
sta screen
|
|
jmp breturn
|
|
//SEG34 main::@return
|
|
breturn:
|
|
//SEG35 [17] return [ ] ( main:2 [ ] )
|
|
rts
|
|
}
|
|
//SEG36 sum
|
|
sum: {
|
|
//SEG37 [19] (byte) sum::return#3 ← (byte) sum::a#3 + (byte) sum::b#3 [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] ) -- vbuaa=vbuyy_plus_vbuaa
|
|
sty $ff
|
|
clc
|
|
adc $ff
|
|
jmp breturn
|
|
//SEG38 sum::@return
|
|
breturn:
|
|
//SEG39 [20] return [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] )
|
|
rts
|
|
}
|
|
|
|
ASSEMBLER OPTIMIZATIONS
|
|
Removing instruction jmp b2
|
|
Removing instruction jmp bend
|
|
Removing instruction jmp b1
|
|
Removing instruction jmp b2
|
|
Removing instruction jmp b3
|
|
Removing instruction jmp breturn
|
|
Removing instruction jmp breturn
|
|
Succesful ASM optimization Pass5NextJumpElimination
|
|
Removing instruction bbegin:
|
|
Removing instruction b2_from_bbegin:
|
|
Removing instruction main_from_b2:
|
|
Removing instruction bend_from_b2:
|
|
Succesful ASM optimization Pass5RedundantLabelElimination
|
|
Removing instruction b2:
|
|
Removing instruction bend:
|
|
Removing instruction sum_from_main:
|
|
Removing instruction b1:
|
|
Removing instruction sum_from_b1:
|
|
Removing instruction b2:
|
|
Removing instruction sum_from_b2:
|
|
Removing instruction b3:
|
|
Removing instruction breturn:
|
|
Removing instruction breturn:
|
|
Succesful ASM optimization Pass5UnusedLabelElimination
|
|
|
|
FINAL SYMBOL TABLE
|
|
(label) @2
|
|
(label) @begin
|
|
(label) @end
|
|
(void()) main()
|
|
(byte~) main::$3 reg byte a 4.0
|
|
(label) main::@1
|
|
(label) main::@2
|
|
(label) main::@3
|
|
(label) main::@return
|
|
(byte) main::s1
|
|
(byte) main::s1#0 s1 zp ZP_BYTE:2 0.5714285714285714
|
|
(byte) main::s2
|
|
(byte) main::s2#0 reg byte x 1.0
|
|
(byte) main::s3
|
|
(byte) main::s3#0 s3 zp ZP_BYTE:3 2.0
|
|
(byte) main::s4
|
|
(byte) main::s4#0 reg byte a 4.0
|
|
(byte*) screen
|
|
(const byte*) screen#0 screen = ((byte*))(word/signed word/dword/signed dword) 1024
|
|
(byte()) sum((byte) sum::a , (byte) sum::b)
|
|
(label) sum::@return
|
|
(byte) sum::a
|
|
(byte) sum::a#3 reg byte y 2.0
|
|
(byte) sum::b
|
|
(byte) sum::b#3 reg byte a 2.0
|
|
(byte) sum::return
|
|
(byte) sum::return#0 reg byte a 4.0
|
|
(byte) sum::return#1 reg byte a 4.0
|
|
(byte) sum::return#2 reg byte a 4.0
|
|
(byte) sum::return#3 reg byte a 1.6
|
|
|
|
reg byte y [ sum::a#3 ]
|
|
reg byte a [ sum::b#3 ]
|
|
reg byte a [ sum::return#0 ]
|
|
zp ZP_BYTE:2 [ main::s1#0 ]
|
|
reg byte a [ sum::return#1 ]
|
|
reg byte x [ main::s2#0 ]
|
|
reg byte a [ sum::return#2 ]
|
|
zp ZP_BYTE:3 [ main::s3#0 ]
|
|
reg byte a [ main::$3 ]
|
|
reg byte a [ main::s4#0 ]
|
|
reg byte a [ sum::return#3 ]
|
|
|
|
|
|
FINAL ASSEMBLER
|
|
Score: 80
|
|
|
|
//SEG0 Basic Upstart
|
|
.pc = $801 "Basic"
|
|
:BasicUpstart(main)
|
|
.pc = $80d "Program"
|
|
//SEG1 Global Constants & labels
|
|
.label screen = $400
|
|
//SEG2 @begin
|
|
//SEG3 [1] phi from @begin to @2 [phi:@begin->@2]
|
|
//SEG4 @2
|
|
//SEG5 [2] call main [ ] ( )
|
|
//SEG6 [4] phi from @2 to main [phi:@2->main]
|
|
jsr main
|
|
//SEG7 [3] phi from @2 to @end [phi:@2->@end]
|
|
//SEG8 @end
|
|
//SEG9 main
|
|
main: {
|
|
.label s1 = 2
|
|
.label s3 = 3
|
|
//SEG10 [5] call sum [ sum::return#3 ] ( main:2 [ sum::return#3 ] )
|
|
//SEG11 [18] phi from main to sum [phi:main->sum]
|
|
//SEG12 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 2 [phi:main->sum#0] -- vbuaa=vbuc1
|
|
lda #2
|
|
//SEG13 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 1 [phi:main->sum#1] -- vbuyy=vbuc1
|
|
ldy #1
|
|
jsr sum
|
|
//SEG14 [6] (byte) sum::return#0 ← (byte) sum::return#3 [ sum::return#0 ] ( main:2 [ sum::return#0 ] )
|
|
// (byte) sum::return#0 = (byte) sum::return#3 // register copy reg byte a
|
|
//SEG15 main::@1
|
|
//SEG16 [7] (byte) main::s1#0 ← (byte) sum::return#0 [ main::s1#0 ] ( main:2 [ main::s1#0 ] ) -- vbuz1=vbuaa
|
|
sta s1
|
|
//SEG17 [8] call sum [ sum::return#3 main::s1#0 ] ( main:2 [ sum::return#3 main::s1#0 ] )
|
|
//SEG18 [18] phi from main::@1 to sum [phi:main::@1->sum]
|
|
//SEG19 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 4 [phi:main::@1->sum#0] -- vbuaa=vbuc1
|
|
lda #4
|
|
//SEG20 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 3 [phi:main::@1->sum#1] -- vbuyy=vbuc1
|
|
ldy #3
|
|
jsr sum
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//SEG21 [9] (byte) sum::return#1 ← (byte) sum::return#3 [ main::s1#0 sum::return#1 ] ( main:2 [ main::s1#0 sum::return#1 ] )
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// (byte) sum::return#1 = (byte) sum::return#3 // register copy reg byte a
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//SEG22 main::@2
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//SEG23 [10] (byte) main::s2#0 ← (byte) sum::return#1 [ main::s1#0 main::s2#0 ] ( main:2 [ main::s1#0 main::s2#0 ] ) -- vbuxx=vbuaa
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tax
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//SEG24 [11] call sum [ sum::return#3 main::s1#0 main::s2#0 ] ( main:2 [ sum::return#3 main::s1#0 main::s2#0 ] )
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//SEG25 [18] phi from main::@2 to sum [phi:main::@2->sum]
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//SEG26 [18] phi (byte) sum::b#3 = (byte/signed byte/word/signed word/dword/signed dword) 13 [phi:main::@2->sum#0] -- vbuaa=vbuc1
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lda #$d
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//SEG27 [18] phi (byte) sum::a#3 = (byte/signed byte/word/signed word/dword/signed dword) 9 [phi:main::@2->sum#1] -- vbuyy=vbuc1
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ldy #9
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jsr sum
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//SEG28 [12] (byte) sum::return#2 ← (byte) sum::return#3 [ main::s1#0 main::s2#0 sum::return#2 ] ( main:2 [ main::s1#0 main::s2#0 sum::return#2 ] )
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// (byte) sum::return#2 = (byte) sum::return#3 // register copy reg byte a
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//SEG29 main::@3
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//SEG30 [13] (byte) main::s3#0 ← (byte) sum::return#2 [ main::s1#0 main::s2#0 main::s3#0 ] ( main:2 [ main::s1#0 main::s2#0 main::s3#0 ] ) -- vbuz1=vbuaa
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sta s3
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//SEG31 [14] (byte~) main::$3 ← (byte) main::s1#0 + (byte) main::s2#0 [ main::s3#0 main::$3 ] ( main:2 [ main::s3#0 main::$3 ] ) -- vbuaa=vbuz1_plus_vbuxx
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txa
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clc
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adc s1
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//SEG32 [15] (byte) main::s4#0 ← (byte~) main::$3 + (byte) main::s3#0 [ main::s4#0 ] ( main:2 [ main::s4#0 ] ) -- vbuaa=vbuaa_plus_vbuz1
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clc
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adc s3
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//SEG33 [16] *((const byte*) screen#0) ← (byte) main::s4#0 [ ] ( main:2 [ ] ) -- _deref_pbuc1=vbuaa
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sta screen
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//SEG34 main::@return
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//SEG35 [17] return [ ] ( main:2 [ ] )
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rts
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}
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//SEG36 sum
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sum: {
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//SEG37 [19] (byte) sum::return#3 ← (byte) sum::a#3 + (byte) sum::b#3 [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] ) -- vbuaa=vbuyy_plus_vbuaa
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sty $ff
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clc
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adc $ff
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//SEG38 sum::@return
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//SEG39 [20] return [ sum::return#3 ] ( main:2::sum:5 [ sum::return#3 ] main:2::sum:8 [ main::s1#0 sum::return#3 ] main:2::sum:11 [ main::s1#0 main::s2#0 sum::return#3 ] )
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rts
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}
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