mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-10-21 02:24:34 +00:00
940 lines
28 KiB
Plaintext
940 lines
28 KiB
Plaintext
Culled Empty Block (label) main::@5
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Culled Empty Block (label) main::@6
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Culled Empty Block (label) main::@7
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Culled Empty Block (label) @1
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Culled Empty Block (label) cond::@1
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Culled Empty Block (label) @2
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Culled Empty Block (label) m1::@1
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Culled Empty Block (label) @3
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Culled Empty Block (label) m2::@1
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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to:@4
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main: scope:[main] from @4
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(byte*) main::SCREEN#0 ← ((byte*)) (number) $400
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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 main::@4
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(byte) main::i#2 ← phi( main/(byte) main::i#0 main::@4/(byte) main::i#1 )
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(byte) cond::b#0 ← (byte) main::i#2
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call cond
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(bool) cond::return#0 ← (bool) cond::return#2
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to:main::@8
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main::@8: scope:[main] from main::@1
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(byte) main::i#6 ← phi( main::@1/(byte) main::i#2 )
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(bool) cond::return#3 ← phi( main::@1/(bool) cond::return#0 )
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(bool~) main::$0 ← (bool) cond::return#3
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if((bool~) main::$0) goto main::@2
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to:main::@3
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main::@2: scope:[main] from main::@8
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(byte) main::i#3 ← phi( main::@8/(byte) main::i#6 )
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(byte) m1::i#0 ← (byte) main::i#3
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call m1
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(byte) m1::return#0 ← (byte) m1::return#2
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to:main::@9
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main::@9: scope:[main] from main::@2
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(byte) main::i#8 ← phi( main::@2/(byte) main::i#3 )
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(byte) m1::return#3 ← phi( main::@2/(byte) m1::return#0 )
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(byte~) main::$3 ← (byte) m1::return#3
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(byte~) main::$4 ← (byte~) main::$3
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to:main::@4
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main::@3: scope:[main] from main::@8
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(byte) main::i#4 ← phi( main::@8/(byte) main::i#6 )
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(byte) m2::i#0 ← (byte) main::i#4
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call m2
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(byte) m2::return#0 ← (byte) m2::return#2
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to:main::@10
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main::@10: scope:[main] from main::@3
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(byte) main::i#7 ← phi( main::@3/(byte) main::i#4 )
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(byte) m2::return#3 ← phi( main::@3/(byte) m2::return#0 )
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(byte~) main::$1 ← (byte) m2::return#3
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(byte~) main::$2 ← (byte~) main::$1
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to:main::@4
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main::@4: scope:[main] from main::@10 main::@9
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(byte) main::i#5 ← phi( main::@10/(byte) main::i#7 main::@9/(byte) main::i#8 )
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(byte~) main::$5 ← phi( main::@9/(byte~) main::$4 main::@10/(byte~) main::$2 )
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*((byte*) main::SCREEN#0 + (byte) main::i#5) ← (byte~) main::$5
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(byte) main::i#1 ← (byte) main::i#5 + rangenext(0,9)
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(bool~) main::$6 ← (byte) main::i#1 != rangelast(0,9)
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if((bool~) main::$6) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@4
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return
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to:@return
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cond: scope:[cond] from main::@1
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(byte) cond::b#1 ← phi( main::@1/(byte) cond::b#0 )
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(bool~) cond::$0 ← (byte) cond::b#1 < (number) 5
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(bool) cond::return#1 ← (bool~) cond::$0
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to:cond::@return
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cond::@return: scope:[cond] from cond
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(bool) cond::return#4 ← phi( cond/(bool) cond::return#1 )
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(bool) cond::return#2 ← (bool) cond::return#4
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return
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to:@return
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m1: scope:[m1] from main::@2
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(byte) m1::i#1 ← phi( main::@2/(byte) m1::i#0 )
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(number~) m1::$0 ← (number) 5 + (byte) m1::i#1
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(byte) m1::return#1 ← (number~) m1::$0
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to:m1::@return
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m1::@return: scope:[m1] from m1
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(byte) m1::return#4 ← phi( m1/(byte) m1::return#1 )
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(byte) m1::return#2 ← (byte) m1::return#4
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return
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to:@return
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m2: scope:[m2] from main::@3
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(byte) m2::i#1 ← phi( main::@3/(byte) m2::i#0 )
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(number~) m2::$0 ← (number) $a + (byte) m2::i#1
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(byte) m2::return#1 ← (number~) m2::$0
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to:m2::@return
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m2::@return: scope:[m2] from m2
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(byte) m2::return#4 ← phi( m2/(byte) m2::return#1 )
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(byte) m2::return#2 ← (byte) m2::return#4
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return
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to:@return
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@4: scope:[] from @begin
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call main
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to:@5
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@5: scope:[] from @4
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to:@end
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@end: scope:[] from @5
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SYMBOL TABLE SSA
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(label) @4
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(label) @5
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(label) @begin
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(label) @end
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(bool()) cond((byte) cond::b)
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(bool~) cond::$0
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(label) cond::@return
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(byte) cond::b
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(byte) cond::b#0
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(byte) cond::b#1
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(bool) cond::return
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(bool) cond::return#0
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(bool) cond::return#1
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(bool) cond::return#2
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(bool) cond::return#3
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(bool) cond::return#4
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(byte()) m1((byte) m1::i)
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(number~) m1::$0
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(label) m1::@return
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(byte) m1::i
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(byte) m1::i#0
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(byte) m1::i#1
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(byte) m1::return
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(byte) m1::return#0
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(byte) m1::return#1
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(byte) m1::return#2
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(byte) m1::return#3
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(byte) m1::return#4
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(byte()) m2((byte) m2::i)
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(number~) m2::$0
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(label) m2::@return
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(byte) m2::i
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(byte) m2::i#0
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(byte) m2::i#1
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(byte) m2::return
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(byte) m2::return#0
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(byte) m2::return#1
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(byte) m2::return#2
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(byte) m2::return#3
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(byte) m2::return#4
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(void()) main()
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(bool~) 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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(byte~) main::$5
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(bool~) main::$6
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(label) main::@1
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(label) main::@10
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(label) main::@2
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(label) main::@3
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(label) main::@4
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(label) main::@8
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(label) main::@9
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(label) main::@return
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(byte*) main::SCREEN
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(byte*) main::SCREEN#0
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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::i#6
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(byte) main::i#7
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(byte) main::i#8
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Adding number conversion cast (unumber) 5 in (bool~) cond::$0 ← (byte) cond::b#1 < (number) 5
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Adding number conversion cast (unumber) 5 in (number~) m1::$0 ← (number) 5 + (byte) m1::i#1
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Adding number conversion cast (unumber) m1::$0 in (number~) m1::$0 ← (unumber)(number) 5 + (byte) m1::i#1
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Adding number conversion cast (unumber) $a in (number~) m2::$0 ← (number) $a + (byte) m2::i#1
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Adding number conversion cast (unumber) m2::$0 in (number~) m2::$0 ← (unumber)(number) $a + (byte) m2::i#1
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (byte*) main::SCREEN#0 ← (byte*)(number) $400
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant integer cast 5
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Simplifying constant integer cast 5
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Simplifying constant integer cast $a
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) 5
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Finalized unsigned number type (byte) 5
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Finalized unsigned number type (byte) $a
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inferred type updated to byte in (unumber~) m1::$0 ← (byte) 5 + (byte) m1::i#1
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Inferred type updated to byte in (unumber~) m2::$0 ← (byte) $a + (byte) m2::i#1
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Alias (bool) cond::return#0 = (bool) cond::return#3
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Alias (byte) main::i#2 = (byte) main::i#6 (byte) main::i#3 (byte) main::i#8 (byte) main::i#4 (byte) main::i#7
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Alias (byte) m1::return#0 = (byte) m1::return#3
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Alias (byte~) main::$4 = (byte~) main::$3
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Alias (byte) m2::return#0 = (byte) m2::return#3
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Alias (byte~) main::$2 = (byte~) main::$1
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Alias (bool) cond::return#1 = (bool~) cond::$0 (bool) cond::return#4 (bool) cond::return#2
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Alias (byte) m1::return#1 = (byte~) m1::$0 (byte) m1::return#4 (byte) m1::return#2
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Alias (byte) m2::return#1 = (byte~) m2::$0 (byte) m2::return#4 (byte) m2::return#2
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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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Identical Phi Values (byte) cond::b#1 (byte) cond::b#0
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Identical Phi Values (byte) m1::i#1 (byte) m1::i#0
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Identical Phi Values (byte) m2::i#1 (byte) m2::i#0
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Successful SSA optimization Pass2IdenticalPhiElimination
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Simple Condition (bool~) main::$6 [27] if((byte) main::i#1!=rangelast(0,9)) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte*) main::SCREEN#0 = (byte*) 1024
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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 [25] main::i#1 ← ++ main::i#2 to ++
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Resolved ranged comparison value [27] if(main::i#1!=rangelast(0,9)) goto main::@1 to (number) $a
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Adding number conversion cast (unumber) $a in if((byte) main::i#1!=(number) $a) goto main::@1
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant integer cast $a
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) $a
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inlining constant with var siblings (const byte) main::i#0
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Constant inlined main::i#0 = (byte) 0
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Successful SSA optimization Pass2ConstantInlining
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Added new block during phi lifting main::@11(between main::@4 and main::@1)
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @4
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Adding NOP phi() at start of @5
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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 cond:8 m2:13 m1:24
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Created 2 initial phi equivalence classes
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Coalesced [16] main::$8 ← main::$2
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Coalesced [22] main::i#9 ← main::i#1
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Coalesced [27] main::$7 ← main::$4
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Coalesced down to 2 phi equivalence classes
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Culled Empty Block (label) @5
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Culled Empty Block (label) main::@11
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Renumbering block @4 to @1
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Renumbering block main::@8 to main::@5
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Renumbering block main::@9 to main::@6
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Renumbering block main::@10 to main::@7
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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::i#2 ← phi( main/(byte) 0 main::@4/(byte) main::i#1 )
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[6] (byte) cond::b#0 ← (byte) main::i#2
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[7] call cond
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[8] (bool) cond::return#0 ← (bool) cond::return#1
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to:main::@5
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main::@5: scope:[main] from main::@1
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[9] (bool~) main::$0 ← (bool) cond::return#0
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[10] if((bool~) main::$0) goto main::@2
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to:main::@3
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main::@3: scope:[main] from main::@5
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[11] (byte) m2::i#0 ← (byte) main::i#2
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[12] call m2
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[13] (byte) m2::return#0 ← (byte) m2::return#1
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to:main::@7
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main::@7: scope:[main] from main::@3
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[14] (byte~) main::$2 ← (byte) m2::return#0
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to:main::@4
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main::@4: scope:[main] from main::@6 main::@7
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[15] (byte~) main::$5 ← phi( main::@6/(byte~) main::$4 main::@7/(byte~) main::$2 )
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[16] *((const byte*) main::SCREEN#0 + (byte) main::i#2) ← (byte~) main::$5
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[17] (byte) main::i#1 ← ++ (byte) main::i#2
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[18] if((byte) main::i#1!=(byte) $a) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@4
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[19] return
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to:@return
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main::@2: scope:[main] from main::@5
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[20] (byte) m1::i#0 ← (byte) main::i#2
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[21] call m1
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[22] (byte) m1::return#0 ← (byte) m1::return#1
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to:main::@6
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main::@6: scope:[main] from main::@2
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[23] (byte~) main::$4 ← (byte) m1::return#0
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to:main::@4
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m1: scope:[m1] from main::@2
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[24] (byte) m1::return#1 ← (byte) 5 + (byte) m1::i#0
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to:m1::@return
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m1::@return: scope:[m1] from m1
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[25] return
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to:@return
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m2: scope:[m2] from main::@3
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[26] (byte) m2::return#1 ← (byte) $a + (byte) m2::i#0
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to:m2::@return
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m2::@return: scope:[m2] from m2
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[27] return
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to:@return
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cond: scope:[cond] from main::@1
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[28] (bool) cond::return#1 ← (byte) cond::b#0 < (byte) 5
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to:cond::@return
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cond::@return: scope:[cond] from cond
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[29] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(bool()) cond((byte) cond::b)
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(byte) cond::b
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(byte) cond::b#0 13.0
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(bool) cond::return
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(bool) cond::return#0 22.0
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(bool) cond::return#1 4.333333333333333
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(byte()) m1((byte) m1::i)
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(byte) m1::i
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(byte) m1::i#0 13.0
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(byte) m1::return
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(byte) m1::return#0 22.0
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(byte) m1::return#1 4.333333333333333
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(byte()) m2((byte) m2::i)
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(byte) m2::i
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(byte) m2::i#0 13.0
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(byte) m2::return
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(byte) m2::return#0 22.0
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(byte) m2::return#1 4.333333333333333
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(void()) main()
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(bool~) main::$0 22.0
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(byte~) main::$2 22.0
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(byte~) main::$4 22.0
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(byte~) main::$5 33.0
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(byte*) main::SCREEN
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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 4.125
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Initial phi equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::$5 main::$4 main::$2 ]
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Added variable cond::b#0 to zero page equivalence class [ cond::b#0 ]
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Added variable cond::return#0 to zero page equivalence class [ cond::return#0 ]
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Added variable main::$0 to zero page equivalence class [ main::$0 ]
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Added variable m2::i#0 to zero page equivalence class [ m2::i#0 ]
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Added variable m2::return#0 to zero page equivalence class [ m2::return#0 ]
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Added variable m1::i#0 to zero page equivalence class [ m1::i#0 ]
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Added variable m1::return#0 to zero page equivalence class [ m1::return#0 ]
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Added variable m1::return#1 to zero page equivalence class [ m1::return#1 ]
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Added variable m2::return#1 to zero page equivalence class [ m2::return#1 ]
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Added variable cond::return#1 to zero page equivalence class [ cond::return#1 ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::$5 main::$4 main::$2 ]
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[ cond::b#0 ]
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[ cond::return#0 ]
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[ main::$0 ]
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[ m2::i#0 ]
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[ m2::return#0 ]
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[ m1::i#0 ]
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[ m1::return#0 ]
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[ m1::return#1 ]
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[ m2::return#1 ]
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[ cond::return#1 ]
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Allocated zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
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Allocated zp ZP_BYTE:3 [ main::$5 main::$4 main::$2 ]
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Allocated zp ZP_BYTE:4 [ cond::b#0 ]
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Allocated zp ZP_BOOL:5 [ cond::return#0 ]
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Allocated zp ZP_BOOL:6 [ main::$0 ]
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Allocated zp ZP_BYTE:7 [ m2::i#0 ]
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Allocated zp ZP_BYTE:8 [ m2::return#0 ]
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Allocated zp ZP_BYTE:9 [ m1::i#0 ]
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Allocated zp ZP_BYTE:10 [ m1::return#0 ]
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Allocated zp ZP_BYTE:11 [ m1::return#1 ]
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Allocated zp ZP_BYTE:12 [ m2::return#1 ]
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Allocated zp ZP_BOOL:13 [ cond::return#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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// Tests the ternary operator - when the condition is constant
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// Upstart
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.pc = $801 "Basic"
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:BasicUpstart(bbegin)
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.pc = $80d "Program"
|
|
// Global Constants & labels
|
|
// @begin
|
|
bbegin:
|
|
// [1] phi from @begin to @1 [phi:@begin->@1]
|
|
b1_from_bbegin:
|
|
jmp b1
|
|
// @1
|
|
b1:
|
|
// [2] call main
|
|
// [4] phi from @1 to main [phi:@1->main]
|
|
main_from_b1:
|
|
jsr main
|
|
// [3] phi from @1 to @end [phi:@1->@end]
|
|
bend_from_b1:
|
|
jmp bend
|
|
// @end
|
|
bend:
|
|
// main
|
|
main: {
|
|
.label SCREEN = $400
|
|
.label _0 = 6
|
|
.label _2 = 3
|
|
.label _4 = 3
|
|
.label _5 = 3
|
|
.label i = 2
|
|
// [5] phi from main to main::@1 [phi:main->main::@1]
|
|
b1_from_main:
|
|
// [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
|
|
lda #0
|
|
sta.z i
|
|
jmp b1
|
|
// [5] phi from main::@4 to main::@1 [phi:main::@4->main::@1]
|
|
b1_from_b4:
|
|
// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@1#0] -- register_copy
|
|
jmp b1
|
|
// main::@1
|
|
b1:
|
|
// [6] (byte) cond::b#0 ← (byte) main::i#2 -- vbuz1=vbuz2
|
|
lda.z i
|
|
sta.z cond.b
|
|
// [7] call cond
|
|
jsr cond
|
|
// [8] (bool) cond::return#0 ← (bool) cond::return#1 -- vboz1=vboz2
|
|
lda.z cond.return_1
|
|
sta.z cond.return
|
|
jmp b5
|
|
// main::@5
|
|
b5:
|
|
// [9] (bool~) main::$0 ← (bool) cond::return#0 -- vboz1=vboz2
|
|
lda.z cond.return
|
|
sta.z _0
|
|
// [10] if((bool~) main::$0) goto main::@2 -- vboz1_then_la1
|
|
lda.z _0
|
|
cmp #0
|
|
bne b2
|
|
jmp b3
|
|
// main::@3
|
|
b3:
|
|
// [11] (byte) m2::i#0 ← (byte) main::i#2 -- vbuz1=vbuz2
|
|
lda.z i
|
|
sta.z m2.i
|
|
// [12] call m2
|
|
jsr m2
|
|
// [13] (byte) m2::return#0 ← (byte) m2::return#1 -- vbuz1=vbuz2
|
|
lda.z m2.return_1
|
|
sta.z m2.return
|
|
jmp b7
|
|
// main::@7
|
|
b7:
|
|
// [14] (byte~) main::$2 ← (byte) m2::return#0 -- vbuz1=vbuz2
|
|
lda.z m2.return
|
|
sta.z _2
|
|
// [15] phi from main::@6 main::@7 to main::@4 [phi:main::@6/main::@7->main::@4]
|
|
b4_from_b6:
|
|
b4_from_b7:
|
|
// [15] phi (byte~) main::$5 = (byte~) main::$4 [phi:main::@6/main::@7->main::@4#0] -- register_copy
|
|
jmp b4
|
|
// main::@4
|
|
b4:
|
|
// [16] *((const byte*) main::SCREEN#0 + (byte) main::i#2) ← (byte~) main::$5 -- pbuc1_derefidx_vbuz1=vbuz2
|
|
lda.z _5
|
|
ldy.z i
|
|
sta SCREEN,y
|
|
// [17] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
|
|
inc.z i
|
|
// [18] if((byte) main::i#1!=(byte) $a) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
|
|
lda #$a
|
|
cmp.z i
|
|
bne b1_from_b4
|
|
jmp breturn
|
|
// main::@return
|
|
breturn:
|
|
// [19] return
|
|
rts
|
|
// main::@2
|
|
b2:
|
|
// [20] (byte) m1::i#0 ← (byte) main::i#2 -- vbuz1=vbuz2
|
|
lda.z i
|
|
sta.z m1.i
|
|
// [21] call m1
|
|
jsr m1
|
|
// [22] (byte) m1::return#0 ← (byte) m1::return#1 -- vbuz1=vbuz2
|
|
lda.z m1.return_1
|
|
sta.z m1.return
|
|
jmp b6
|
|
// main::@6
|
|
b6:
|
|
// [23] (byte~) main::$4 ← (byte) m1::return#0 -- vbuz1=vbuz2
|
|
lda.z m1.return
|
|
sta.z _4
|
|
jmp b4_from_b6
|
|
}
|
|
// m1
|
|
// m1(byte zeropage(9) i)
|
|
m1: {
|
|
.label i = 9
|
|
.label return = $a
|
|
.label return_1 = $b
|
|
// [24] (byte) m1::return#1 ← (byte) 5 + (byte) m1::i#0 -- vbuz1=vbuc1_plus_vbuz2
|
|
lax.z i
|
|
axs #-[5]
|
|
stx.z return_1
|
|
jmp breturn
|
|
// m1::@return
|
|
breturn:
|
|
// [25] return
|
|
rts
|
|
}
|
|
// m2
|
|
// m2(byte zeropage(7) i)
|
|
m2: {
|
|
.label i = 7
|
|
.label return = 8
|
|
.label return_1 = $c
|
|
// [26] (byte) m2::return#1 ← (byte) $a + (byte) m2::i#0 -- vbuz1=vbuc1_plus_vbuz2
|
|
lax.z i
|
|
axs #-[$a]
|
|
stx.z return_1
|
|
jmp breturn
|
|
// m2::@return
|
|
breturn:
|
|
// [27] return
|
|
rts
|
|
}
|
|
// cond
|
|
// cond(byte zeropage(4) b)
|
|
cond: {
|
|
.label b = 4
|
|
.label return = 5
|
|
.label return_1 = $d
|
|
// [28] (bool) cond::return#1 ← (byte) cond::b#0 < (byte) 5 -- vboz1=vbuz2_lt_vbuc1
|
|
lda.z b
|
|
cmp #5
|
|
lda #0
|
|
rol
|
|
eor #1
|
|
sta.z return_1
|
|
jmp breturn
|
|
// cond::@return
|
|
breturn:
|
|
// [29] return
|
|
rts
|
|
}
|
|
// File Data
|
|
|
|
REGISTER UPLIFT POTENTIAL REGISTERS
|
|
Statement [28] (bool) cond::return#1 ← (byte) cond::b#0 < (byte) 5 [ cond::return#1 ] ( main:2::cond:7 [ main::i#2 cond::return#1 ] ) always clobbers reg byte a
|
|
Removing always clobbered register reg byte a as potential for zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
|
|
Statement [28] (bool) cond::return#1 ← (byte) cond::b#0 < (byte) 5 [ cond::return#1 ] ( main:2::cond:7 [ main::i#2 cond::return#1 ] ) always clobbers reg byte a
|
|
Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:3 [ main::$5 main::$4 main::$2 ] : zp ZP_BYTE:3 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:4 [ cond::b#0 ] : zp ZP_BYTE:4 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BOOL:5 [ cond::return#0 ] : zp ZP_BOOL:5 , reg byte a ,
|
|
Potential registers zp ZP_BOOL:6 [ main::$0 ] : zp ZP_BOOL:6 , reg byte a ,
|
|
Potential registers zp ZP_BYTE:7 [ m2::i#0 ] : zp ZP_BYTE:7 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:8 [ m2::return#0 ] : zp ZP_BYTE:8 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:9 [ m1::i#0 ] : zp ZP_BYTE:9 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:10 [ m1::return#0 ] : zp ZP_BYTE:10 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:11 [ m1::return#1 ] : zp ZP_BYTE:11 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BYTE:12 [ m2::return#1 ] : zp ZP_BYTE:12 , reg byte a , reg byte x , reg byte y ,
|
|
Potential registers zp ZP_BOOL:13 [ cond::return#1 ] : zp ZP_BOOL:13 , reg byte a ,
|
|
|
|
REGISTER UPLIFT SCOPES
|
|
Uplift Scope [main] 77: zp ZP_BYTE:3 [ main::$5 main::$4 main::$2 ] 22: zp ZP_BOOL:6 [ main::$0 ] 20.62: zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
|
|
Uplift Scope [cond] 22: zp ZP_BOOL:5 [ cond::return#0 ] 13: zp ZP_BYTE:4 [ cond::b#0 ] 4.33: zp ZP_BOOL:13 [ cond::return#1 ]
|
|
Uplift Scope [m1] 22: zp ZP_BYTE:10 [ m1::return#0 ] 13: zp ZP_BYTE:9 [ m1::i#0 ] 4.33: zp ZP_BYTE:11 [ m1::return#1 ]
|
|
Uplift Scope [m2] 22: zp ZP_BYTE:8 [ m2::return#0 ] 13: zp ZP_BYTE:7 [ m2::i#0 ] 4.33: zp ZP_BYTE:12 [ m2::return#1 ]
|
|
Uplift Scope []
|
|
|
|
Uplifting [main] best 1065 combination reg byte a [ main::$5 main::$4 main::$2 ] reg byte a [ main::$0 ] reg byte y [ main::i#2 main::i#1 ]
|
|
Uplifting [cond] best 939 combination reg byte a [ cond::return#0 ] reg byte y [ cond::b#0 ] reg byte a [ cond::return#1 ]
|
|
Uplifting [m1] best 817 combination reg byte a [ m1::return#0 ] reg byte y [ m1::i#0 ] reg byte a [ m1::return#1 ]
|
|
Uplifting [m2] best 695 combination reg byte a [ m2::return#0 ] reg byte y [ m2::i#0 ] reg byte a [ m2::return#1 ]
|
|
Uplifting [] best 695 combination
|
|
|
|
ASSEMBLER BEFORE OPTIMIZATION
|
|
// File Comments
|
|
// Tests the ternary operator - when the condition is constant
|
|
// Upstart
|
|
.pc = $801 "Basic"
|
|
:BasicUpstart(bbegin)
|
|
.pc = $80d "Program"
|
|
// Global Constants & labels
|
|
// @begin
|
|
bbegin:
|
|
// [1] phi from @begin to @1 [phi:@begin->@1]
|
|
b1_from_bbegin:
|
|
jmp b1
|
|
// @1
|
|
b1:
|
|
// [2] call main
|
|
// [4] phi from @1 to main [phi:@1->main]
|
|
main_from_b1:
|
|
jsr main
|
|
// [3] phi from @1 to @end [phi:@1->@end]
|
|
bend_from_b1:
|
|
jmp bend
|
|
// @end
|
|
bend:
|
|
// main
|
|
main: {
|
|
.label SCREEN = $400
|
|
// [5] phi from main to main::@1 [phi:main->main::@1]
|
|
b1_from_main:
|
|
// [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuyy=vbuc1
|
|
ldy #0
|
|
jmp b1
|
|
// [5] phi from main::@4 to main::@1 [phi:main::@4->main::@1]
|
|
b1_from_b4:
|
|
// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@1#0] -- register_copy
|
|
jmp b1
|
|
// main::@1
|
|
b1:
|
|
// [6] (byte) cond::b#0 ← (byte) main::i#2
|
|
// [7] call cond
|
|
jsr cond
|
|
// [8] (bool) cond::return#0 ← (bool) cond::return#1
|
|
jmp b5
|
|
// main::@5
|
|
b5:
|
|
// [9] (bool~) main::$0 ← (bool) cond::return#0
|
|
// [10] if((bool~) main::$0) goto main::@2 -- vboaa_then_la1
|
|
cmp #0
|
|
bne b2
|
|
jmp b3
|
|
// main::@3
|
|
b3:
|
|
// [11] (byte) m2::i#0 ← (byte) main::i#2
|
|
// [12] call m2
|
|
jsr m2
|
|
// [13] (byte) m2::return#0 ← (byte) m2::return#1
|
|
jmp b7
|
|
// main::@7
|
|
b7:
|
|
// [14] (byte~) main::$2 ← (byte) m2::return#0
|
|
// [15] phi from main::@6 main::@7 to main::@4 [phi:main::@6/main::@7->main::@4]
|
|
b4_from_b6:
|
|
b4_from_b7:
|
|
// [15] phi (byte~) main::$5 = (byte~) main::$4 [phi:main::@6/main::@7->main::@4#0] -- register_copy
|
|
jmp b4
|
|
// main::@4
|
|
b4:
|
|
// [16] *((const byte*) main::SCREEN#0 + (byte) main::i#2) ← (byte~) main::$5 -- pbuc1_derefidx_vbuyy=vbuaa
|
|
sta SCREEN,y
|
|
// [17] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuyy=_inc_vbuyy
|
|
iny
|
|
// [18] if((byte) main::i#1!=(byte) $a) goto main::@1 -- vbuyy_neq_vbuc1_then_la1
|
|
cpy #$a
|
|
bne b1_from_b4
|
|
jmp breturn
|
|
// main::@return
|
|
breturn:
|
|
// [19] return
|
|
rts
|
|
// main::@2
|
|
b2:
|
|
// [20] (byte) m1::i#0 ← (byte) main::i#2
|
|
// [21] call m1
|
|
jsr m1
|
|
// [22] (byte) m1::return#0 ← (byte) m1::return#1
|
|
jmp b6
|
|
// main::@6
|
|
b6:
|
|
// [23] (byte~) main::$4 ← (byte) m1::return#0
|
|
jmp b4_from_b6
|
|
}
|
|
// m1
|
|
// m1(byte register(Y) i)
|
|
m1: {
|
|
// [24] (byte) m1::return#1 ← (byte) 5 + (byte) m1::i#0 -- vbuaa=vbuc1_plus_vbuyy
|
|
tya
|
|
clc
|
|
adc #5
|
|
jmp breturn
|
|
// m1::@return
|
|
breturn:
|
|
// [25] return
|
|
rts
|
|
}
|
|
// m2
|
|
// m2(byte register(Y) i)
|
|
m2: {
|
|
// [26] (byte) m2::return#1 ← (byte) $a + (byte) m2::i#0 -- vbuaa=vbuc1_plus_vbuyy
|
|
tya
|
|
clc
|
|
adc #$a
|
|
jmp breturn
|
|
// m2::@return
|
|
breturn:
|
|
// [27] return
|
|
rts
|
|
}
|
|
// cond
|
|
// cond(byte register(Y) b)
|
|
cond: {
|
|
// [28] (bool) cond::return#1 ← (byte) cond::b#0 < (byte) 5 -- vboaa=vbuyy_lt_vbuc1
|
|
cpy #5
|
|
lda #0
|
|
rol
|
|
eor #1
|
|
jmp breturn
|
|
// cond::@return
|
|
breturn:
|
|
// [29] return
|
|
rts
|
|
}
|
|
// File Data
|
|
|
|
ASSEMBLER OPTIMIZATIONS
|
|
Removing instruction jmp b1
|
|
Removing instruction jmp bend
|
|
Removing instruction jmp b1
|
|
Removing instruction jmp b5
|
|
Removing instruction jmp b3
|
|
Removing instruction jmp b7
|
|
Removing instruction jmp b4
|
|
Removing instruction jmp breturn
|
|
Removing instruction jmp b6
|
|
Removing instruction jmp breturn
|
|
Removing instruction jmp breturn
|
|
Removing instruction jmp breturn
|
|
Succesful ASM optimization Pass5NextJumpElimination
|
|
Replacing label b1_from_b4 with b1
|
|
Replacing label b4_from_b6 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 b7:
|
|
Removing instruction b4_from_b6:
|
|
Removing instruction b4_from_b7:
|
|
Succesful ASM optimization Pass5RedundantLabelElimination
|
|
Removing instruction bend:
|
|
Removing instruction b1_from_main:
|
|
Removing instruction b5:
|
|
Removing instruction b3:
|
|
Removing instruction breturn:
|
|
Removing instruction b6:
|
|
Removing instruction breturn:
|
|
Removing instruction breturn:
|
|
Removing instruction breturn:
|
|
Succesful ASM optimization Pass5UnusedLabelElimination
|
|
Updating BasicUpstart to call main directly
|
|
Removing instruction jsr main
|
|
Succesful ASM optimization Pass5SkipBegin
|
|
Removing instruction jmp b1
|
|
Succesful ASM optimization Pass5NextJumpElimination
|
|
Removing instruction bbegin:
|
|
Succesful ASM optimization Pass5UnusedLabelElimination
|
|
|
|
FINAL SYMBOL TABLE
|
|
(label) @1
|
|
(label) @begin
|
|
(label) @end
|
|
(bool()) cond((byte) cond::b)
|
|
(label) cond::@return
|
|
(byte) cond::b
|
|
(byte) cond::b#0 reg byte y 13.0
|
|
(bool) cond::return
|
|
(bool) cond::return#0 reg byte a 22.0
|
|
(bool) cond::return#1 reg byte a 4.333333333333333
|
|
(byte()) m1((byte) m1::i)
|
|
(label) m1::@return
|
|
(byte) m1::i
|
|
(byte) m1::i#0 reg byte y 13.0
|
|
(byte) m1::return
|
|
(byte) m1::return#0 reg byte a 22.0
|
|
(byte) m1::return#1 reg byte a 4.333333333333333
|
|
(byte()) m2((byte) m2::i)
|
|
(label) m2::@return
|
|
(byte) m2::i
|
|
(byte) m2::i#0 reg byte y 13.0
|
|
(byte) m2::return
|
|
(byte) m2::return#0 reg byte a 22.0
|
|
(byte) m2::return#1 reg byte a 4.333333333333333
|
|
(void()) main()
|
|
(bool~) main::$0 reg byte a 22.0
|
|
(byte~) main::$2 reg byte a 22.0
|
|
(byte~) main::$4 reg byte a 22.0
|
|
(byte~) main::$5 reg byte a 33.0
|
|
(label) main::@1
|
|
(label) main::@2
|
|
(label) main::@3
|
|
(label) main::@4
|
|
(label) main::@5
|
|
(label) main::@6
|
|
(label) main::@7
|
|
(label) main::@return
|
|
(byte*) main::SCREEN
|
|
(const byte*) main::SCREEN#0 SCREEN = (byte*) 1024
|
|
(byte) main::i
|
|
(byte) main::i#1 reg byte y 16.5
|
|
(byte) main::i#2 reg byte y 4.125
|
|
|
|
reg byte y [ main::i#2 main::i#1 ]
|
|
reg byte a [ main::$5 main::$4 main::$2 ]
|
|
reg byte y [ cond::b#0 ]
|
|
reg byte a [ cond::return#0 ]
|
|
reg byte a [ main::$0 ]
|
|
reg byte y [ m2::i#0 ]
|
|
reg byte a [ m2::return#0 ]
|
|
reg byte y [ m1::i#0 ]
|
|
reg byte a [ m1::return#0 ]
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reg byte a [ m1::return#1 ]
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reg byte a [ m2::return#1 ]
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reg byte a [ cond::return#1 ]
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FINAL ASSEMBLER
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Score: 434
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// File Comments
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// Tests the ternary operator - when the condition is constant
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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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// @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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.label SCREEN = $400
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// [5] phi from main to main::@1 [phi:main->main::@1]
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// [5] phi (byte) main::i#2 = (byte) 0 [phi:main->main::@1#0] -- vbuyy=vbuc1
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ldy #0
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// [5] phi from main::@4 to main::@1 [phi:main::@4->main::@1]
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@4->main::@1#0] -- register_copy
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// main::@1
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b1:
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// cond(i)
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// [6] (byte) cond::b#0 ← (byte) main::i#2
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// [7] call cond
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jsr cond
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// [8] (bool) cond::return#0 ← (bool) cond::return#1
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// main::@5
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// [9] (bool~) main::$0 ← (bool) cond::return#0
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// cond(i)?m1(i):m2(i)
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// [10] if((bool~) main::$0) goto main::@2 -- vboaa_then_la1
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cmp #0
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bne b2
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// main::@3
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// m2(i)
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// [11] (byte) m2::i#0 ← (byte) main::i#2
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// [12] call m2
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jsr m2
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// [13] (byte) m2::return#0 ← (byte) m2::return#1
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// main::@7
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// cond(i)?m1(i):m2(i)
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// [14] (byte~) main::$2 ← (byte) m2::return#0
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// [15] phi from main::@6 main::@7 to main::@4 [phi:main::@6/main::@7->main::@4]
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// [15] phi (byte~) main::$5 = (byte~) main::$4 [phi:main::@6/main::@7->main::@4#0] -- register_copy
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// main::@4
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b4:
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// SCREEN[i] = cond(i)?m1(i):m2(i)
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// [16] *((const byte*) main::SCREEN#0 + (byte) main::i#2) ← (byte~) main::$5 -- pbuc1_derefidx_vbuyy=vbuaa
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sta SCREEN,y
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// for( byte i: 0..9)
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// [17] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuyy=_inc_vbuyy
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iny
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// [18] if((byte) main::i#1!=(byte) $a) goto main::@1 -- vbuyy_neq_vbuc1_then_la1
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cpy #$a
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bne b1
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// main::@return
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// }
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// [19] return
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rts
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// main::@2
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b2:
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// m1(i)
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// [20] (byte) m1::i#0 ← (byte) main::i#2
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// [21] call m1
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jsr m1
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// [22] (byte) m1::return#0 ← (byte) m1::return#1
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// main::@6
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// cond(i)?m1(i):m2(i)
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// [23] (byte~) main::$4 ← (byte) m1::return#0
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jmp b4
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}
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// m1
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// m1(byte register(Y) i)
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m1: {
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// 5+i
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// [24] (byte) m1::return#1 ← (byte) 5 + (byte) m1::i#0 -- vbuaa=vbuc1_plus_vbuyy
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tya
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clc
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adc #5
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// m1::@return
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// }
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// [25] return
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rts
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}
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// m2
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// m2(byte register(Y) i)
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m2: {
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// 10+i
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// [26] (byte) m2::return#1 ← (byte) $a + (byte) m2::i#0 -- vbuaa=vbuc1_plus_vbuyy
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tya
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clc
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adc #$a
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// m2::@return
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// }
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// [27] return
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rts
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}
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// cond
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// cond(byte register(Y) b)
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cond: {
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// b<5
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// [28] (bool) cond::return#1 ← (byte) cond::b#0 < (byte) 5 -- vboaa=vbuyy_lt_vbuc1
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cpy #5
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lda #0
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rol
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eor #1
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// cond::@return
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// }
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// [29] return
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rts
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}
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// File Data
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