mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-06-29 09:29:31 +00:00
510 lines
17 KiB
Plaintext
510 lines
17 KiB
Plaintext
Inlined call call __init
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CONTROL FLOW GRAPH SSA
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void main()
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main: scope:[main] from __start::@1
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main::y#0 = 5
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to:main::@1
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main::@1: scope:[main] from main main::@3
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main::y#2 = phi( main/main::y#0, main::@3/main::y#1 )
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main::$5 = (word)main::y#2
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main::$0 = main::$5 * $28
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main::$1 = SCREEN + main::$0
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main::line#0 = main::$1
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main::x#0 = 5
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to:main::@2
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main::@2: scope:[main] from main::@1 main::@2
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main::line#1 = phi( main::@1/main::line#0, main::@2/main::line#1 )
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main::y#3 = phi( main::@1/main::y#2, main::@2/main::y#3 )
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main::x#2 = phi( main::@1/main::x#0, main::@2/main::x#1 )
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main::$2 = main::x#2 + main::y#3
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main::line#1[main::x#2] = main::$2
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main::x#1 = main::x#2 + rangenext(5,$f)
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main::$3 = main::x#1 != rangelast(5,$f)
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if(main::$3) goto main::@2
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to:main::@3
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main::@3: scope:[main] from main::@2
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main::y#4 = phi( main::@2/main::y#3 )
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main::y#1 = main::y#4 + rangenext(5,$f)
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main::$4 = main::y#1 != rangelast(5,$f)
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if(main::$4) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@3
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return
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to:@return
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void __start()
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__start: scope:[__start] from
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to:__start::__init1
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__start::__init1: scope:[__start] from __start
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to:__start::@1
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__start::@1: scope:[__start] from __start::__init1
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call main
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to:__start::@2
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__start::@2: scope:[__start] from __start::@1
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to:__start::@return
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__start::@return: scope:[__start] from __start::@2
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return
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to:@return
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SYMBOL TABLE SSA
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constant byte* SCREEN = (byte*)$400
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void __start()
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void main()
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number~ main::$0
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byte*~ main::$1
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byte~ main::$2
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bool~ main::$3
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bool~ main::$4
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word~ main::$5
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byte* main::line
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byte* main::line#0
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byte* main::line#1
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byte main::x
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byte main::x#0
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byte main::x#1
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byte main::x#2
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byte main::y
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byte main::y#0
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byte main::y#1
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byte main::y#2
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byte main::y#3
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byte main::y#4
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Adding number conversion cast (unumber) $28 in main::$0 = main::$5 * $28
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Adding number conversion cast (unumber) main::$0 in main::$0 = main::$5 * (unumber)$28
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant integer cast $28
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) $28
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Inferred type updated to word in main::$0 = main::$5 * $28
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Alias main::line#0 = main::$1
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Alias main::y#3 = main::y#4
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Successful SSA optimization Pass2AliasElimination
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Identical Phi Values main::y#3 main::y#2
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Identical Phi Values main::line#1 main::line#0
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Successful SSA optimization Pass2IdenticalPhiElimination
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Simple Condition main::$3 [11] if(main::x#1!=rangelast(5,$f)) goto main::@2
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Simple Condition main::$4 [14] if(main::y#1!=rangelast(5,$f)) goto main::@1
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant main::y#0 = 5
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Constant main::x#0 = 5
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Successful SSA optimization Pass2ConstantIdentification
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Resolved ranged next value [9] main::x#1 = ++ main::x#2 to ++
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Resolved ranged comparison value [11] if(main::x#1!=rangelast(5,$f)) goto main::@2 to $10
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Resolved ranged next value [12] main::y#1 = ++ main::y#2 to ++
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Resolved ranged comparison value [14] if(main::y#1!=rangelast(5,$f)) goto main::@1 to $10
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Removing unused procedure __start
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Removing unused procedure block __start
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Removing unused procedure block __start::__init1
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Removing unused procedure block __start::@1
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Removing unused procedure block __start::@2
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Removing unused procedure block __start::@return
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Successful SSA optimization PassNEliminateEmptyStart
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Adding number conversion cast (unumber) $10 in [8] if(main::x#1!=$10) goto main::@2
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Adding number conversion cast (unumber) $10 in [10] if(main::y#1!=$10) goto main::@1
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant integer cast $10
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Simplifying constant integer cast $10
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) $10
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Finalized unsigned number type (byte) $10
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Rewriting multiplication to use shift and addition[2] main::$0 = main::$5 * $28
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Inlining constant with var siblings main::y#0
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Inlining constant with var siblings main::x#0
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Constant inlined main::x#0 = 5
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Constant inlined main::y#0 = 5
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Successful SSA optimization Pass2ConstantInlining
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Alias main::$0 = main::$8
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Successful SSA optimization Pass2AliasElimination
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Added new block during phi lifting main::@4(between main::@3 and main::@1)
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Added new block during phi lifting main::@5(between main::@2 and main::@2)
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Adding NOP phi() at start of main
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CALL GRAPH
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Created 2 initial phi equivalence classes
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Coalesced [15] main::y#5 = main::y#1
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Coalesced [16] main::x#3 = main::x#1
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Coalesced down to 2 phi equivalence classes
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Culled Empty Block label main::@4
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Culled Empty Block label main::@5
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Adding NOP phi() at start of main
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FINAL CONTROL FLOW GRAPH
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void main()
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main: scope:[main] from
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[0] phi()
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to:main::@1
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main::@1: scope:[main] from main main::@3
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[1] main::y#2 = phi( main/5, main::@3/main::y#1 )
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[2] main::$5 = (word)main::y#2
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[3] main::$6 = main::$5 << 2
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[4] main::$7 = main::$6 + main::$5
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[5] main::$0 = main::$7 << 3
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[6] main::line#0 = SCREEN + main::$0
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to:main::@2
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main::@2: scope:[main] from main::@1 main::@2
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[7] main::x#2 = phi( main::@1/5, main::@2/main::x#1 )
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[8] main::$2 = main::x#2 + main::y#2
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[9] main::line#0[main::x#2] = main::$2
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[10] main::x#1 = ++ main::x#2
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[11] if(main::x#1!=$10) goto main::@2
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to:main::@3
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main::@3: scope:[main] from main::@2
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[12] main::y#1 = ++ main::y#2
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[13] if(main::y#1!=$10) goto main::@1
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to:main::@return
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main::@return: scope:[main] from main::@3
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[14] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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void main()
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word~ main::$0 22.0
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byte~ main::$2 202.0
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word~ main::$5 16.5
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word~ main::$6 22.0
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word~ main::$7 22.0
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byte* main::line
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byte* main::line#0 18.666666666666664
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byte main::x
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byte main::x#1 151.5
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byte main::x#2 134.66666666666666
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byte main::y
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byte main::y#1 16.5
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byte main::y#2 11.181818181818182
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Initial phi equivalence classes
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[ main::y#2 main::y#1 ]
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[ main::x#2 main::x#1 ]
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Added variable main::$5 to live range equivalence class [ main::$5 ]
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Added variable main::$6 to live range equivalence class [ main::$6 ]
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Added variable main::$7 to live range equivalence class [ main::$7 ]
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Added variable main::$0 to live range equivalence class [ main::$0 ]
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Added variable main::line#0 to live range equivalence class [ main::line#0 ]
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Added variable main::$2 to live range equivalence class [ main::$2 ]
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Complete equivalence classes
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[ main::y#2 main::y#1 ]
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[ main::x#2 main::x#1 ]
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[ main::$5 ]
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[ main::$6 ]
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[ main::$7 ]
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[ main::$0 ]
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[ main::line#0 ]
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[ main::$2 ]
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Allocated zp[1]:2 [ main::y#2 main::y#1 ]
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Allocated zp[1]:3 [ main::x#2 main::x#1 ]
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Allocated zp[2]:4 [ main::$5 ]
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Allocated zp[2]:6 [ main::$6 ]
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Allocated zp[2]:8 [ main::$7 ]
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Allocated zp[2]:10 [ main::$0 ]
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Allocated zp[2]:12 [ main::line#0 ]
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Allocated zp[1]:14 [ main::$2 ]
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [2] main::$5 = (word)main::y#2 [ main::y#2 main::$5 ] ( [ main::y#2 main::$5 ] { } ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp[1]:2 [ main::y#2 main::y#1 ]
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Statement [3] main::$6 = main::$5 << 2 [ main::y#2 main::$5 main::$6 ] ( [ main::y#2 main::$5 main::$6 ] { } ) always clobbers reg byte a
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Statement [4] main::$7 = main::$6 + main::$5 [ main::y#2 main::$7 ] ( [ main::y#2 main::$7 ] { } ) always clobbers reg byte a
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Statement [5] main::$0 = main::$7 << 3 [ main::y#2 main::$0 ] ( [ main::y#2 main::$0 ] { } ) always clobbers reg byte a
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Statement [6] main::line#0 = SCREEN + main::$0 [ main::y#2 main::line#0 ] ( [ main::y#2 main::line#0 ] { } ) always clobbers reg byte a
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Statement [8] main::$2 = main::x#2 + main::y#2 [ main::y#2 main::line#0 main::x#2 main::$2 ] ( [ main::y#2 main::line#0 main::x#2 main::$2 ] { } ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp[1]:3 [ main::x#2 main::x#1 ]
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Statement [2] main::$5 = (word)main::y#2 [ main::y#2 main::$5 ] ( [ main::y#2 main::$5 ] { } ) always clobbers reg byte a
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Statement [3] main::$6 = main::$5 << 2 [ main::y#2 main::$5 main::$6 ] ( [ main::y#2 main::$5 main::$6 ] { } ) always clobbers reg byte a
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Statement [4] main::$7 = main::$6 + main::$5 [ main::y#2 main::$7 ] ( [ main::y#2 main::$7 ] { } ) always clobbers reg byte a
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Statement [5] main::$0 = main::$7 << 3 [ main::y#2 main::$0 ] ( [ main::y#2 main::$0 ] { } ) always clobbers reg byte a
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Statement [6] main::line#0 = SCREEN + main::$0 [ main::y#2 main::line#0 ] ( [ main::y#2 main::line#0 ] { } ) always clobbers reg byte a
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Statement [8] main::$2 = main::x#2 + main::y#2 [ main::y#2 main::line#0 main::x#2 main::$2 ] ( [ main::y#2 main::line#0 main::x#2 main::$2 ] { } ) always clobbers reg byte a
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Potential registers zp[1]:2 [ main::y#2 main::y#1 ] : zp[1]:2 , reg byte x , reg byte y ,
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Potential registers zp[1]:3 [ main::x#2 main::x#1 ] : zp[1]:3 , reg byte x , reg byte y ,
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Potential registers zp[2]:4 [ main::$5 ] : zp[2]:4 ,
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Potential registers zp[2]:6 [ main::$6 ] : zp[2]:6 ,
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Potential registers zp[2]:8 [ main::$7 ] : zp[2]:8 ,
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Potential registers zp[2]:10 [ main::$0 ] : zp[2]:10 ,
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Potential registers zp[2]:12 [ main::line#0 ] : zp[2]:12 ,
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Potential registers zp[1]:14 [ main::$2 ] : zp[1]:14 , reg byte a , reg byte x , reg byte y ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 286.17: zp[1]:3 [ main::x#2 main::x#1 ] 202: zp[1]:14 [ main::$2 ] 27.68: zp[1]:2 [ main::y#2 main::y#1 ] 22: zp[2]:6 [ main::$6 ] 22: zp[2]:8 [ main::$7 ] 22: zp[2]:10 [ main::$0 ] 18.67: zp[2]:12 [ main::line#0 ] 16.5: zp[2]:4 [ main::$5 ]
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Uplift Scope []
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Uplifting [main] best 4431 combination reg byte y [ main::x#2 main::x#1 ] reg byte a [ main::$2 ] zp[1]:2 [ main::y#2 main::y#1 ] zp[2]:6 [ main::$6 ] zp[2]:8 [ main::$7 ] zp[2]:10 [ main::$0 ] zp[2]:12 [ main::line#0 ] zp[2]:4 [ main::$5 ]
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Uplifting [] best 4431 combination
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Attempting to uplift remaining variables inzp[1]:2 [ main::y#2 main::y#1 ]
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Uplifting [main] best 4431 combination zp[1]:2 [ main::y#2 main::y#1 ]
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Coalescing zero page register [ zp[2]:4 [ main::$5 ] ] with [ zp[2]:8 [ main::$7 ] ] - score: 1
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Coalescing zero page register [ zp[2]:10 [ main::$0 ] ] with [ zp[2]:12 [ main::line#0 ] ] - score: 1
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Coalescing zero page register [ zp[2]:4 [ main::$5 main::$7 ] ] with [ zp[2]:10 [ main::$0 main::line#0 ] ] - score: 1
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Allocated (was zp[2]:4) zp[2]:3 [ main::$5 main::$7 main::$0 main::line#0 ]
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Allocated (was zp[2]:6) zp[2]:5 [ main::$6 ]
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Fill a square on the screen
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="fill-square.prg", type="prg", segments="Program"]
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.segmentdef Program [segments="Basic, Code, Data"]
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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// Global Constants & labels
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.label SCREEN = $400
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.segment Code
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// main
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main: {
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.label __0 = 3
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.label __5 = 3
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.label line = 3
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.label y = 2
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.label __6 = 5
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.label __7 = 3
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// [1] phi from main to main::@1 [phi:main->main::@1]
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__b1_from_main:
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// [1] phi main::y#2 = 5 [phi:main->main::@1#0] -- vbuz1=vbuc1
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lda #5
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sta.z y
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jmp __b1
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// [1] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
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__b1_from___b3:
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// [1] phi main::y#2 = main::y#1 [phi:main::@3->main::@1#0] -- register_copy
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jmp __b1
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// main::@1
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__b1:
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// [2] main::$5 = (word)main::y#2 -- vwuz1=_word_vbuz2
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lda.z y
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sta.z __5
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lda #0
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sta.z __5+1
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// [3] main::$6 = main::$5 << 2 -- vwuz1=vwuz2_rol_2
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lda.z __5
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asl
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sta.z __6
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lda.z __5+1
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rol
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sta.z __6+1
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asl.z __6
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rol.z __6+1
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// [4] main::$7 = main::$6 + main::$5 -- vwuz1=vwuz2_plus_vwuz1
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lda.z __7
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clc
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adc.z __6
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sta.z __7
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lda.z __7+1
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adc.z __6+1
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sta.z __7+1
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// [5] main::$0 = main::$7 << 3 -- vwuz1=vwuz1_rol_3
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asl.z __0
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rol.z __0+1
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asl.z __0
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rol.z __0+1
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asl.z __0
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rol.z __0+1
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// [6] main::line#0 = SCREEN + main::$0 -- pbuz1=pbuc1_plus_vwuz1
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clc
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lda.z line
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adc #<SCREEN
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sta.z line
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lda.z line+1
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adc #>SCREEN
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sta.z line+1
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// [7] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
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__b2_from___b1:
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// [7] phi main::x#2 = 5 [phi:main::@1->main::@2#0] -- vbuyy=vbuc1
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ldy #5
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jmp __b2
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// [7] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
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__b2_from___b2:
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// [7] phi main::x#2 = main::x#1 [phi:main::@2->main::@2#0] -- register_copy
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jmp __b2
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// main::@2
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__b2:
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// [8] main::$2 = main::x#2 + main::y#2 -- vbuaa=vbuyy_plus_vbuz1
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tya
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clc
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adc.z y
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// [9] main::line#0[main::x#2] = main::$2 -- pbuz1_derefidx_vbuyy=vbuaa
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sta (line),y
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// [10] main::x#1 = ++ main::x#2 -- vbuyy=_inc_vbuyy
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iny
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// [11] if(main::x#1!=$10) goto main::@2 -- vbuyy_neq_vbuc1_then_la1
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cpy #$10
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bne __b2_from___b2
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jmp __b3
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// main::@3
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__b3:
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// [12] main::y#1 = ++ main::y#2 -- vbuz1=_inc_vbuz1
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inc.z y
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// [13] if(main::y#1!=$10) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
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lda #$10
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cmp.z y
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bne __b1_from___b3
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jmp __breturn
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// main::@return
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__breturn:
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// [14] return
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rts
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}
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// File Data
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp __b1
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Removing instruction jmp __b2
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Removing instruction jmp __b3
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Removing instruction jmp __breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Replacing label __b2_from___b2 with __b2
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Replacing label __b1_from___b3 with __b1
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Removing instruction __b1_from___b3:
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Removing instruction __b2_from___b2:
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Succesful ASM optimization Pass5RedundantLabelElimination
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Removing instruction __b1_from_main:
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Removing instruction __b2_from___b1:
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Removing instruction __b3:
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Removing instruction __breturn:
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Succesful ASM optimization Pass5UnusedLabelElimination
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Removing instruction jmp __b1
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Removing instruction jmp __b2
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Succesful ASM optimization Pass5NextJumpElimination
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FINAL SYMBOL TABLE
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constant byte* SCREEN = (byte*) 1024
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void main()
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word~ main::$0 zp[2]:3 22.0
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byte~ main::$2 reg byte a 202.0
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word~ main::$5 zp[2]:3 16.5
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word~ main::$6 zp[2]:5 22.0
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word~ main::$7 zp[2]:3 22.0
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byte* main::line
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byte* main::line#0 line zp[2]:3 18.666666666666664
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byte main::x
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byte main::x#1 reg byte y 151.5
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byte main::x#2 reg byte y 134.66666666666666
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byte main::y
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byte main::y#1 y zp[1]:2 16.5
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byte main::y#2 y zp[1]:2 11.181818181818182
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zp[1]:2 [ main::y#2 main::y#1 ]
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reg byte y [ main::x#2 main::x#1 ]
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zp[2]:3 [ main::$5 main::$7 main::$0 main::line#0 ]
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zp[2]:5 [ main::$6 ]
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reg byte a [ main::$2 ]
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FINAL ASSEMBLER
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Score: 3381
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// File Comments
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// Fill a square on the screen
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="fill-square.prg", type="prg", segments="Program"]
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.segmentdef Program [segments="Basic, Code, Data"]
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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// Global Constants & labels
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.label SCREEN = $400
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.segment Code
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// main
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main: {
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.label __0 = 3
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.label __5 = 3
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.label line = 3
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.label y = 2
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.label __6 = 5
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.label __7 = 3
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// [1] phi from main to main::@1 [phi:main->main::@1]
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// [1] phi main::y#2 = 5 [phi:main->main::@1#0] -- vbuz1=vbuc1
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lda #5
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sta.z y
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// [1] phi from main::@3 to main::@1 [phi:main::@3->main::@1]
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// [1] phi main::y#2 = main::y#1 [phi:main::@3->main::@1#0] -- register_copy
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// main::@1
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__b1:
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// (word)y*40
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// [2] main::$5 = (word)main::y#2 -- vwuz1=_word_vbuz2
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lda.z y
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sta.z __5
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lda #0
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sta.z __5+1
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// [3] main::$6 = main::$5 << 2 -- vwuz1=vwuz2_rol_2
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lda.z __5
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asl
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sta.z __6
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lda.z __5+1
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rol
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sta.z __6+1
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asl.z __6
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rol.z __6+1
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// [4] main::$7 = main::$6 + main::$5 -- vwuz1=vwuz2_plus_vwuz1
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lda.z __7
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clc
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adc.z __6
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sta.z __7
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lda.z __7+1
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adc.z __6+1
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sta.z __7+1
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// [5] main::$0 = main::$7 << 3 -- vwuz1=vwuz1_rol_3
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asl.z __0
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rol.z __0+1
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asl.z __0
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rol.z __0+1
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asl.z __0
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rol.z __0+1
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// byte* line = SCREEN+(word)y*40
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// [6] main::line#0 = SCREEN + main::$0 -- pbuz1=pbuc1_plus_vwuz1
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clc
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lda.z line
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adc #<SCREEN
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sta.z line
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lda.z line+1
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adc #>SCREEN
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sta.z line+1
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// [7] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
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// [7] phi main::x#2 = 5 [phi:main::@1->main::@2#0] -- vbuyy=vbuc1
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ldy #5
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// [7] phi from main::@2 to main::@2 [phi:main::@2->main::@2]
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// [7] phi main::x#2 = main::x#1 [phi:main::@2->main::@2#0] -- register_copy
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// main::@2
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__b2:
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// x+y
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// [8] main::$2 = main::x#2 + main::y#2 -- vbuaa=vbuyy_plus_vbuz1
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tya
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clc
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adc.z y
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// line[x] = x+y
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// [9] main::line#0[main::x#2] = main::$2 -- pbuz1_derefidx_vbuyy=vbuaa
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sta (line),y
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// for( byte x: 5..15)
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// [10] main::x#1 = ++ main::x#2 -- vbuyy=_inc_vbuyy
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iny
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// [11] if(main::x#1!=$10) goto main::@2 -- vbuyy_neq_vbuc1_then_la1
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cpy #$10
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bne __b2
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// main::@3
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// for( byte y: 5..15)
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// [12] main::y#1 = ++ main::y#2 -- vbuz1=_inc_vbuz1
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inc.z y
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// [13] if(main::y#1!=$10) goto main::@1 -- vbuz1_neq_vbuc1_then_la1
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lda #$10
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cmp.z y
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bne __b1
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// main::@return
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// }
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// [14] return
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rts
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}
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// File Data
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