mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-10-21 17:24:39 +00:00
515 lines
19 KiB
Plaintext
515 lines
19 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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main: scope:[main] from @1
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(byte*) main::screen#0 ← ((byte*)) (word/signed word/dword/signed dword) $400
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(byte[]) main::str#0 ← (const string) main::$5
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(byte) main::i#0 ← (byte/signed byte/word/signed word/dword/signed dword) 0
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to:main::@1
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main::@1: scope:[main] from main main::@5
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(byte*) main::screen#4 ← phi( main/(byte*) main::screen#0 main::@5/(byte*) main::screen#5 )
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(byte) main::i#2 ← phi( main/(byte) main::i#0 main::@5/(byte) main::i#1 )
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(bool~) main::$0 ← *((byte[]) main::str#0 + (byte) main::i#2) == (byte) '@'
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(bool~) main::$1 ← ! (bool~) main::$0
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if((bool~) main::$1) goto main::@2
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to:main::@return
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main::@2: scope:[main] from main::@1
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(byte*) main::screen#3 ← phi( main::@1/(byte*) main::screen#4 )
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(byte) main::i#3 ← phi( main::@1/(byte) main::i#2 )
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(bool~) main::$2 ← *((byte[]) main::str#0 + (byte) main::i#3) == (byte) ' '
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(bool~) main::$3 ← ! (bool~) main::$2
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if((bool~) main::$3) goto main::@4
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to:main::@5
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main::@4: scope:[main] from main::@2
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(byte*) main::screen#2 ← phi( main::@2/(byte*) main::screen#3 )
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(byte) main::i#4 ← phi( main::@2/(byte) main::i#3 )
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*((byte*) main::screen#2) ← *((byte[]) main::str#0 + (byte) main::i#4)
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(byte*) main::screen#1 ← ++ (byte*) main::screen#2
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to:main::@5
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main::@5: scope:[main] from main::@2 main::@4
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(byte*) main::screen#5 ← phi( main::@2/(byte*) main::screen#3 main::@4/(byte*) main::screen#1 )
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(byte) main::i#5 ← phi( main::@2/(byte) main::i#3 main::@4/(byte) main::i#4 )
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(byte) main::i#1 ← (byte) main::i#5 + rangenext(0,$ff)
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(bool~) main::$4 ← (byte) main::i#1 != rangelast(0,$ff)
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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 main::@5
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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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(void()) main()
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(bool~) main::$0
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(bool~) main::$1
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(bool~) main::$2
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(bool~) main::$3
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(bool~) main::$4
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(const string) main::$5 = (string) "hello brave new world@"
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(label) main::@1
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(label) main::@2
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(label) main::@4
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(label) main::@5
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(label) main::@return
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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) main::i#3
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(byte) main::i#4
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(byte) main::i#5
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(byte*) main::screen
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(byte*) main::screen#0
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(byte*) main::screen#1
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(byte*) main::screen#2
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(byte*) main::screen#3
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(byte*) main::screen#4
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(byte*) main::screen#5
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(byte[]) main::str
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(byte[]) main::str#0
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Culled Empty Block (label) @2
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Successful SSA optimization Pass2CullEmptyBlocks
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Inversing boolean not [5] (bool~) main::$1 ← *((byte[]) main::str#0 + (byte) main::i#2) != (byte) '@' from [4] (bool~) main::$0 ← *((byte[]) main::str#0 + (byte) main::i#2) == (byte) '@'
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Inversing boolean not [9] (bool~) main::$3 ← *((byte[]) main::str#0 + (byte) main::i#3) != (byte) ' ' from [8] (bool~) main::$2 ← *((byte[]) main::str#0 + (byte) main::i#3) == (byte) ' '
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Successful SSA optimization Pass2UnaryNotSimplification
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Alias (byte) main::i#2 = (byte) main::i#3 (byte) main::i#4
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Alias (byte*) main::screen#2 = (byte*) main::screen#3 (byte*) main::screen#4
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Successful SSA optimization Pass2AliasElimination
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Alias (byte) main::i#2 = (byte) main::i#5
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Successful SSA optimization Pass2AliasElimination
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Simple Condition (bool~) main::$1 [6] if(*((byte[]) main::str#0 + (byte) main::i#2)!=(byte) '@') goto main::@2
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Simple Condition (bool~) main::$3 [10] if(*((byte[]) main::str#0 + (byte) main::i#2)!=(byte) ' ') goto main::@4
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Simple Condition (bool~) main::$4 [17] if((byte) main::i#1!=rangelast(0,$ff)) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte*) main::screen#0 = ((byte*))$400
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Constant (const byte[]) main::str#0 = main::$5
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Constant (const byte) main::i#0 = 0
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Successful SSA optimization Pass2ConstantIdentification
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Resolved ranged next value main::i#1 ← ++ main::i#2 to ++
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Resolved ranged comparison value if(main::i#1!=rangelast(0,$ff)) goto main::@1 to (byte/signed byte/word/signed word/dword/signed dword) 0
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Inlining constant with var siblings (const byte*) main::screen#0
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Inlining constant with var siblings (const byte) main::i#0
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Constant inlined main::$5 = (const byte[]) main::str#0
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Constant inlined main::screen#0 = ((byte*))(word/signed word/dword/signed dword) $400
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Constant inlined main::i#0 = (byte/signed byte/word/signed word/dword/signed dword) 0
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Successful SSA optimization Pass2ConstantInlining
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Added new block during phi lifting main::@11(between main::@5 and main::@1)
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Added new block during phi lifting main::@12(between main::@2 and main::@5)
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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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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 [9] main::screen#7 ← main::screen#2
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Coalesced [13] main::i#6 ← main::i#1
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Coalesced (already) [14] main::screen#6 ← main::screen#5
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Coalesced [17] main::screen#8 ← main::screen#1
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Coalesced down to 2 phi equivalence classes
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Culled Empty Block (label) main::@12
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Culled Empty Block (label) main::@11
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Renumbering block main::@4 to main::@3
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Renumbering block main::@5 to main::@4
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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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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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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::@4
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[5] (byte*) main::screen#2 ← phi( main/((byte*))(word/signed word/dword/signed dword) $400 main::@4/(byte*) main::screen#5 )
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[5] (byte) main::i#2 ← phi( main/(byte/signed byte/word/signed word/dword/signed dword) 0 main::@4/(byte) main::i#1 )
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[6] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) '@') goto main::@2
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to:main::@return
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main::@return: scope:[main] from main::@1 main::@4
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[7] return
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to:@return
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main::@2: scope:[main] from main::@1
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[8] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) ' ') goto main::@3
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to:main::@4
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main::@4: scope:[main] from main::@2 main::@3
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[9] (byte*) main::screen#5 ← phi( main::@2/(byte*) main::screen#2 main::@3/(byte*) main::screen#1 )
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[10] (byte) main::i#1 ← ++ (byte) main::i#2
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[11] if((byte) main::i#1!=(byte/signed byte/word/signed word/dword/signed dword) 0) goto main::@1
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to:main::@return
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main::@3: scope:[main] from main::@2
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[12] *((byte*) main::screen#2) ← *((const byte[]) main::str#0 + (byte) main::i#2)
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[13] (byte*) main::screen#1 ← ++ (byte*) main::screen#2
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to:main::@4
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(byte) main::i
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(byte) main::i#1 16.5
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(byte) main::i#2 9.166666666666666
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(byte*) main::screen
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(byte*) main::screen#1 22.0
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(byte*) main::screen#2 11.0
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(byte*) main::screen#5 11.0
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(byte[]) main::str
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Initial phi equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::screen#2 main::screen#5 main::screen#1 ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::screen#2 main::screen#5 main::screen#1 ]
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Allocated zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Allocated zp ZP_WORD:3 [ main::screen#2 main::screen#5 main::screen#1 ]
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INITIAL ASM
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//SEG0 File Comments
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// Illustrates both break & continue statements in a loop
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// Prints a message ending at '@' skipping all spaces
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//SEG1 Basic Upstart
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.pc = $801 "Basic"
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:BasicUpstart(bbegin)
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.pc = $80d "Program"
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//SEG2 Global Constants & labels
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//SEG3 @begin
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bbegin:
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//SEG4 [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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//SEG5 @1
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b1:
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//SEG6 [2] call main
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//SEG7 [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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//SEG8 [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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//SEG9 @end
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bend:
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//SEG10 main
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main: {
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.label screen = 3
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.label i = 2
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//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
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b1_from_main:
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//SEG12 [5] phi (byte*) main::screen#2 = ((byte*))(word/signed word/dword/signed dword) $400 [phi:main->main::@1#0] -- pbuz1=pbuc1
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lda #<$400
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sta screen
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lda #>$400
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sta screen+1
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//SEG13 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word/dword/signed dword) 0 [phi:main->main::@1#1] -- vbuz1=vbuc1
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lda #0
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sta i
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jmp b1
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//SEG14 [5] phi from main::@4 to main::@1 [phi:main::@4->main::@1]
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b1_from_b4:
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//SEG15 [5] phi (byte*) main::screen#2 = (byte*) main::screen#5 [phi:main::@4->main::@1#0] -- register_copy
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//SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@1#1] -- register_copy
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jmp b1
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//SEG17 main::@1
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b1:
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//SEG18 [6] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) '@') goto main::@2 -- pbuc1_derefidx_vbuz1_neq_vbuc2_then_la1
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lda #'@'
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ldy i
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cmp str,y
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bne b2
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jmp breturn
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//SEG19 main::@return
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breturn:
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//SEG20 [7] return
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rts
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//SEG21 main::@2
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b2:
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//SEG22 [8] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) ' ') goto main::@3 -- pbuc1_derefidx_vbuz1_neq_vbuc2_then_la1
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lda #' '
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ldy i
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cmp str,y
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bne b3
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//SEG23 [9] phi from main::@2 main::@3 to main::@4 [phi:main::@2/main::@3->main::@4]
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b4_from_b2:
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b4_from_b3:
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//SEG24 [9] phi (byte*) main::screen#5 = (byte*) main::screen#2 [phi:main::@2/main::@3->main::@4#0] -- register_copy
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jmp b4
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//SEG25 main::@4
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b4:
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//SEG26 [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
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inc i
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//SEG27 [11] if((byte) main::i#1!=(byte/signed byte/word/signed word/dword/signed dword) 0) goto main::@1 -- vbuz1_neq_0_then_la1
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lda i
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cmp #0
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bne b1_from_b4
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jmp breturn
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//SEG28 main::@3
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b3:
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//SEG29 [12] *((byte*) main::screen#2) ← *((const byte[]) main::str#0 + (byte) main::i#2) -- _deref_pbuz1=pbuc1_derefidx_vbuz2
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ldy i
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lda str,y
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ldy #0
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sta (screen),y
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//SEG30 [13] (byte*) main::screen#1 ← ++ (byte*) main::screen#2 -- pbuz1=_inc_pbuz1
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inc screen
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bne !+
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inc screen+1
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!:
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jmp b4_from_b3
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str: .text "hello brave new world@"
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}
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [6] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) '@') goto main::@2 [ main::i#2 main::screen#2 ] ( main:2 [ main::i#2 main::screen#2 ] ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Statement [8] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) ' ') goto main::@3 [ main::i#2 main::screen#2 ] ( main:2 [ main::i#2 main::screen#2 ] ) always clobbers reg byte a
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Statement [12] *((byte*) main::screen#2) ← *((const byte[]) main::str#0 + (byte) main::i#2) [ main::i#2 main::screen#2 ] ( main:2 [ main::i#2 main::screen#2 ] ) always clobbers reg byte a reg byte y
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Removing always clobbered register reg byte y as potential for zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Statement [6] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) '@') goto main::@2 [ main::i#2 main::screen#2 ] ( main:2 [ main::i#2 main::screen#2 ] ) always clobbers reg byte a
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Statement [8] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) ' ') goto main::@3 [ main::i#2 main::screen#2 ] ( main:2 [ main::i#2 main::screen#2 ] ) always clobbers reg byte a
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Statement [12] *((byte*) main::screen#2) ← *((const byte[]) main::str#0 + (byte) main::i#2) [ main::i#2 main::screen#2 ] ( main:2 [ main::i#2 main::screen#2 ] ) always clobbers reg byte a reg byte y
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Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 , reg byte x ,
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Potential registers zp ZP_WORD:3 [ main::screen#2 main::screen#5 main::screen#1 ] : zp ZP_WORD:3 ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 44: zp ZP_WORD:3 [ main::screen#2 main::screen#5 main::screen#1 ] 25.67: zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Uplift Scope []
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Uplifting [main] best 813 combination zp ZP_WORD:3 [ main::screen#2 main::screen#5 main::screen#1 ] reg byte x [ main::i#2 main::i#1 ]
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Uplifting [] best 813 combination
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Allocated (was zp ZP_WORD:3) zp ZP_WORD:2 [ main::screen#2 main::screen#5 main::screen#1 ]
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ASSEMBLER BEFORE OPTIMIZATION
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//SEG0 File Comments
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// Illustrates both break & continue statements in a loop
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// Prints a message ending at '@' skipping all spaces
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//SEG1 Basic Upstart
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.pc = $801 "Basic"
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:BasicUpstart(bbegin)
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.pc = $80d "Program"
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//SEG2 Global Constants & labels
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//SEG3 @begin
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bbegin:
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//SEG4 [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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//SEG5 @1
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b1:
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//SEG6 [2] call main
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//SEG7 [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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//SEG8 [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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//SEG9 @end
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bend:
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//SEG10 main
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main: {
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.label screen = 2
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//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
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b1_from_main:
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//SEG12 [5] phi (byte*) main::screen#2 = ((byte*))(word/signed word/dword/signed dword) $400 [phi:main->main::@1#0] -- pbuz1=pbuc1
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lda #<$400
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sta screen
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lda #>$400
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sta screen+1
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//SEG13 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word/dword/signed dword) 0 [phi:main->main::@1#1] -- vbuxx=vbuc1
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ldx #0
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jmp b1
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//SEG14 [5] phi from main::@4 to main::@1 [phi:main::@4->main::@1]
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b1_from_b4:
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//SEG15 [5] phi (byte*) main::screen#2 = (byte*) main::screen#5 [phi:main::@4->main::@1#0] -- register_copy
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//SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@1#1] -- register_copy
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jmp b1
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//SEG17 main::@1
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b1:
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//SEG18 [6] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) '@') goto main::@2 -- pbuc1_derefidx_vbuxx_neq_vbuc2_then_la1
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lda str,x
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cmp #'@'
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bne b2
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jmp breturn
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//SEG19 main::@return
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breturn:
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//SEG20 [7] return
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rts
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//SEG21 main::@2
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b2:
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//SEG22 [8] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) ' ') goto main::@3 -- pbuc1_derefidx_vbuxx_neq_vbuc2_then_la1
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lda str,x
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cmp #' '
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bne b3
|
|
//SEG23 [9] phi from main::@2 main::@3 to main::@4 [phi:main::@2/main::@3->main::@4]
|
|
b4_from_b2:
|
|
b4_from_b3:
|
|
//SEG24 [9] phi (byte*) main::screen#5 = (byte*) main::screen#2 [phi:main::@2/main::@3->main::@4#0] -- register_copy
|
|
jmp b4
|
|
//SEG25 main::@4
|
|
b4:
|
|
//SEG26 [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
|
|
inx
|
|
//SEG27 [11] if((byte) main::i#1!=(byte/signed byte/word/signed word/dword/signed dword) 0) goto main::@1 -- vbuxx_neq_0_then_la1
|
|
cpx #0
|
|
bne b1_from_b4
|
|
jmp breturn
|
|
//SEG28 main::@3
|
|
b3:
|
|
//SEG29 [12] *((byte*) main::screen#2) ← *((const byte[]) main::str#0 + (byte) main::i#2) -- _deref_pbuz1=pbuc1_derefidx_vbuxx
|
|
lda str,x
|
|
ldy #0
|
|
sta (screen),y
|
|
//SEG30 [13] (byte*) main::screen#1 ← ++ (byte*) main::screen#2 -- pbuz1=_inc_pbuz1
|
|
inc screen
|
|
bne !+
|
|
inc screen+1
|
|
!:
|
|
jmp b4_from_b3
|
|
str: .text "hello brave new world@"
|
|
}
|
|
|
|
ASSEMBLER OPTIMIZATIONS
|
|
Removing instruction jmp b1
|
|
Removing instruction jmp bend
|
|
Removing instruction jmp b1
|
|
Removing instruction jmp breturn
|
|
Removing instruction jmp b4
|
|
Succesful ASM optimization Pass5NextJumpElimination
|
|
Replacing label b1_from_b4 with b1
|
|
Replacing label b4_from_b3 with b4
|
|
Removing instruction b1_from_bbegin:
|
|
Removing instruction b1:
|
|
Removing instruction main_from_b1:
|
|
Removing instruction bend_from_b1:
|
|
Removing instruction b1_from_b4:
|
|
Removing instruction b4_from_b2:
|
|
Removing instruction b4_from_b3:
|
|
Succesful ASM optimization Pass5RedundantLabelElimination
|
|
Removing instruction bend:
|
|
Removing instruction b1_from_main:
|
|
Succesful ASM optimization Pass5UnusedLabelElimination
|
|
Updating BasicUpstart to call main directly
|
|
Removing instruction jsr main
|
|
Succesful ASM optimization Pass5SkipBegin
|
|
Replacing jump to rts with rts in jmp breturn
|
|
Succesful ASM optimization Pass5DoubleJumpElimination
|
|
Removing instruction jmp b1
|
|
Succesful ASM optimization Pass5NextJumpElimination
|
|
Removing instruction bbegin:
|
|
Removing instruction breturn:
|
|
Succesful ASM optimization Pass5UnusedLabelElimination
|
|
|
|
FINAL SYMBOL TABLE
|
|
(label) @1
|
|
(label) @begin
|
|
(label) @end
|
|
(void()) main()
|
|
(label) main::@1
|
|
(label) main::@2
|
|
(label) main::@3
|
|
(label) main::@4
|
|
(label) main::@return
|
|
(byte) main::i
|
|
(byte) main::i#1 reg byte x 16.5
|
|
(byte) main::i#2 reg byte x 9.166666666666666
|
|
(byte*) main::screen
|
|
(byte*) main::screen#1 screen zp ZP_WORD:2 22.0
|
|
(byte*) main::screen#2 screen zp ZP_WORD:2 11.0
|
|
(byte*) main::screen#5 screen zp ZP_WORD:2 11.0
|
|
(byte[]) main::str
|
|
(const byte[]) main::str#0 str = (string) "hello brave new world@"
|
|
|
|
reg byte x [ main::i#2 main::i#1 ]
|
|
zp ZP_WORD:2 [ main::screen#2 main::screen#5 main::screen#1 ]
|
|
|
|
|
|
FINAL ASSEMBLER
|
|
Score: 711
|
|
|
|
//SEG0 File Comments
|
|
// Illustrates both break & continue statements in a loop
|
|
// Prints a message ending at '@' skipping all spaces
|
|
//SEG1 Basic Upstart
|
|
.pc = $801 "Basic"
|
|
:BasicUpstart(main)
|
|
.pc = $80d "Program"
|
|
//SEG2 Global Constants & labels
|
|
//SEG3 @begin
|
|
//SEG4 [1] phi from @begin to @1 [phi:@begin->@1]
|
|
//SEG5 @1
|
|
//SEG6 [2] call main
|
|
//SEG7 [4] phi from @1 to main [phi:@1->main]
|
|
//SEG8 [3] phi from @1 to @end [phi:@1->@end]
|
|
//SEG9 @end
|
|
//SEG10 main
|
|
main: {
|
|
.label screen = 2
|
|
//SEG11 [5] phi from main to main::@1 [phi:main->main::@1]
|
|
//SEG12 [5] phi (byte*) main::screen#2 = ((byte*))(word/signed word/dword/signed dword) $400 [phi:main->main::@1#0] -- pbuz1=pbuc1
|
|
lda #<$400
|
|
sta screen
|
|
lda #>$400
|
|
sta screen+1
|
|
//SEG13 [5] phi (byte) main::i#2 = (byte/signed byte/word/signed word/dword/signed dword) 0 [phi:main->main::@1#1] -- vbuxx=vbuc1
|
|
ldx #0
|
|
//SEG14 [5] phi from main::@4 to main::@1 [phi:main::@4->main::@1]
|
|
//SEG15 [5] phi (byte*) main::screen#2 = (byte*) main::screen#5 [phi:main::@4->main::@1#0] -- register_copy
|
|
//SEG16 [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@1#1] -- register_copy
|
|
//SEG17 main::@1
|
|
b1:
|
|
//SEG18 [6] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) '@') goto main::@2 -- pbuc1_derefidx_vbuxx_neq_vbuc2_then_la1
|
|
lda str,x
|
|
cmp #'@'
|
|
bne b2
|
|
//SEG19 main::@return
|
|
//SEG20 [7] return
|
|
rts
|
|
//SEG21 main::@2
|
|
b2:
|
|
//SEG22 [8] if(*((const byte[]) main::str#0 + (byte) main::i#2)!=(byte) ' ') goto main::@3 -- pbuc1_derefidx_vbuxx_neq_vbuc2_then_la1
|
|
lda str,x
|
|
cmp #' '
|
|
bne b3
|
|
//SEG23 [9] phi from main::@2 main::@3 to main::@4 [phi:main::@2/main::@3->main::@4]
|
|
//SEG24 [9] phi (byte*) main::screen#5 = (byte*) main::screen#2 [phi:main::@2/main::@3->main::@4#0] -- register_copy
|
|
//SEG25 main::@4
|
|
b4:
|
|
//SEG26 [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
|
|
inx
|
|
//SEG27 [11] if((byte) main::i#1!=(byte/signed byte/word/signed word/dword/signed dword) 0) goto main::@1 -- vbuxx_neq_0_then_la1
|
|
cpx #0
|
|
bne b1
|
|
rts
|
|
//SEG28 main::@3
|
|
b3:
|
|
//SEG29 [12] *((byte*) main::screen#2) ← *((const byte[]) main::str#0 + (byte) main::i#2) -- _deref_pbuz1=pbuc1_derefidx_vbuxx
|
|
lda str,x
|
|
ldy #0
|
|
sta (screen),y
|
|
//SEG30 [13] (byte*) main::screen#1 ← ++ (byte*) main::screen#2 -- pbuz1=_inc_pbuz1
|
|
inc screen
|
|
bne !+
|
|
inc screen+1
|
|
!:
|
|
jmp b4
|
|
str: .text "hello brave new world@"
|
|
}
|
|
|