mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-11-20 02:32:36 +00:00
415 lines
12 KiB
Plaintext
415 lines
12 KiB
Plaintext
Culled Empty Block (label) main::@4
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Culled Empty Block (label) main::@5
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Culled Empty Block (label) main::@6
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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to:@1
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main: scope:[main] from @1
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(byte[$400]) main::SCREEN#0 ← ((byte[$400])) (number) $400
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(byte) main::b#0 ← (byte) 0
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(byte) main::i#0 ← (number) 2
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to:main::@1
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main::@1: scope:[main] from main main::@2
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(byte) main::b#3 ← phi( main/(byte) main::b#0 main::@2/(byte) main::b#1 )
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(byte) main::i#2 ← phi( main/(byte) main::i#0 main::@2/(byte) main::i#1 )
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(bool~) main::$0 ← (byte) main::i#2 < (number) $a
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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::@1
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(byte) main::i#3 ← phi( main::@1/(byte) main::i#2 )
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(byte) main::b#1 ← *((byte[$400]) main::SCREEN#0 + (byte) main::i#3)
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(byte) main::i#1 ← ++ (byte) main::i#3
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to:main::@1
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main::@3: scope:[main] from main::@1
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(byte) main::b#2 ← phi( main::@1/(byte) main::b#3 )
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*((byte[$400]) main::SCREEN#0 + (number) $3e7) ← (byte) main::b#2
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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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@1: scope:[] from @begin
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call main
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to:@2
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@2: scope:[] from @1
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to:@end
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@end: scope:[] from @2
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SYMBOL TABLE SSA
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(label) @1
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(label) @2
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(label) @begin
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(label) @end
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(void()) main()
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(bool~) main::$0
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(label) main::@1
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(label) main::@2
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(label) main::@3
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(label) main::@return
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(byte[$400]) main::SCREEN
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(byte[$400]) main::SCREEN#0
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(byte) main::b
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(byte) main::b#0
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(byte) main::b#1
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(byte) main::b#2
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(byte) main::b#3
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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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Adding number conversion cast (unumber) 2 in (byte) main::i#0 ← (number) 2
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Adding number conversion cast (unumber) $a in (bool~) main::$0 ← (byte) main::i#2 < (number) $a
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Adding number conversion cast (unumber) $3e7 in *((byte[$400]) main::SCREEN#0 + (number) $3e7) ← (byte) main::b#2
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (byte[$400]) main::SCREEN#0 ← (byte[$400])(number) $400
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Inlining cast (byte) main::i#0 ← (unumber)(number) 2
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (byte*) 1024
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Simplifying constant integer cast 2
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Simplifying constant integer cast $a
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Simplifying constant integer cast $3e7
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) 2
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Finalized unsigned number type (byte) $a
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Finalized unsigned number type (word) $3e7
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias (byte) main::i#2 = (byte) main::i#3
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Alias (byte) main::b#2 = (byte) main::b#3
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Successful SSA optimization Pass2AliasElimination
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Simple Condition (bool~) main::$0 [5] if((byte) main::i#2<(byte) $a) goto main::@2
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant (const byte[$400]) main::SCREEN#0 = (byte*) 1024
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Constant (const byte) main::b#0 = 0
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Constant (const byte) main::i#0 = 2
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Successful SSA optimization Pass2ConstantIdentification
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De-inlining pointer[w] to *(pointer+w) [10] *((const byte[$400]) main::SCREEN#0 + (word) $3e7) ← (byte) main::b#2
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Successful SSA optimization Pass2DeInlineWordDerefIdx
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Constant right-side identified [4] (byte*~) main::$1 ← (const byte[$400]) main::SCREEN#0 + (word) $3e7
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const byte*) main::$1 = main::SCREEN#0+$3e7
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Successful SSA optimization Pass2ConstantIdentification
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Inlining constant with var siblings (const byte) main::b#0
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Inlining constant with var siblings (const byte) main::i#0
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Constant inlined main::$1 = (const byte[$400]) main::SCREEN#0+(word) $3e7
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Constant inlined main::i#0 = (byte) 2
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Constant inlined main::b#0 = (byte) 0
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Successful SSA optimization Pass2ConstantInlining
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @1
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Adding NOP phi() at start of @2
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Adding NOP phi() at start of @end
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Adding NOP phi() at start of main
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CALL GRAPH
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Calls in [] to main:2
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Created 2 initial phi equivalence classes
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Coalesced [12] main::i#4 ← main::i#1
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Coalesced [13] main::b#4 ← main::b#1
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Coalesced down to 2 phi equivalence classes
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Culled Empty Block (label) @2
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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::@2
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[5] (byte) main::b#2 ← phi( main/(byte) 0 main::@2/(byte) main::b#1 )
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[5] (byte) main::i#2 ← phi( main/(byte) 2 main::@2/(byte) main::i#1 )
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[6] if((byte) main::i#2<(byte) $a) goto main::@2
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to:main::@3
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main::@3: scope:[main] from main::@1
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[7] *((const byte[$400]) main::SCREEN#0+(word) $3e7) ← (byte) main::b#2
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to:main::@return
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main::@return: scope:[main] from main::@3
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[8] return
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to:@return
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main::@2: scope:[main] from main::@1
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[9] (byte) main::b#1 ← *((const byte[$400]) main::SCREEN#0 + (byte) main::i#2)
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[10] (byte) main::i#1 ← ++ (byte) main::i#2
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to:main::@1
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VARIABLE REGISTER WEIGHTS
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(void()) main()
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(byte[$400]) main::SCREEN
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(byte) main::b
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(byte) main::b#1 11.0
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(byte) main::b#2 6.5
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(byte) main::i
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(byte) main::i#1 22.0
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(byte) main::i#2 14.666666666666666
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Initial phi equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::b#2 main::b#1 ]
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Complete equivalence classes
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[ main::i#2 main::i#1 ]
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[ main::b#2 main::b#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::b#2 main::b#1 ]
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INITIAL ASM
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Target platform is c64basic
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// File Comments
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// Test all types of pointers
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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"
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// Global Constants & labels
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// @begin
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bbegin:
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// [1] phi from @begin to @1 [phi:@begin->@1]
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b1_from_bbegin:
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jmp b1
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// @1
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b1:
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// [2] call main
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// [4] phi from @1 to main [phi:@1->main]
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main_from_b1:
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jsr main
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// [3] phi from @1 to @end [phi:@1->@end]
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bend_from_b1:
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jmp bend
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// @end
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bend:
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// main
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main: {
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// A constant pointer
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.label SCREEN = $400
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.label b = 3
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.label i = 2
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// [5] phi from main to main::@1 [phi:main->main::@1]
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b1_from_main:
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// [5] phi (byte) main::b#2 = (byte) 0 [phi:main->main::@1#0] -- vbuz1=vbuc1
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lda #0
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sta.z b
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// [5] phi (byte) main::i#2 = (byte) 2 [phi:main->main::@1#1] -- vbuz1=vbuc1
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lda #2
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sta.z i
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jmp b1
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// main::@1
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b1:
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// [6] if((byte) main::i#2<(byte) $a) goto main::@2 -- vbuz1_lt_vbuc1_then_la1
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lda.z i
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cmp #$a
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bcc b2
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jmp b3
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// main::@3
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b3:
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// [7] *((const byte[$400]) main::SCREEN#0+(word) $3e7) ← (byte) main::b#2 -- _deref_pbuc1=vbuz1
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lda.z b
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sta SCREEN+$3e7
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jmp breturn
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// main::@return
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breturn:
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// [8] return
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rts
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// main::@2
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b2:
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// [9] (byte) main::b#1 ← *((const byte[$400]) main::SCREEN#0 + (byte) main::i#2) -- vbuz1=pbuc1_derefidx_vbuz2
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ldy.z i
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lda SCREEN,y
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sta.z b
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// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuz1=_inc_vbuz1
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inc.z i
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// [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
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b1_from_b2:
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// [5] phi (byte) main::b#2 = (byte) main::b#1 [phi:main::@2->main::@1#0] -- register_copy
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@2->main::@1#1] -- register_copy
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jmp b1
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}
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// File Data
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REGISTER UPLIFT POTENTIAL REGISTERS
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Potential registers zp ZP_BYTE:2 [ main::i#2 main::i#1 ] : zp ZP_BYTE:2 , reg byte a , reg byte x , reg byte y ,
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Potential registers zp ZP_BYTE:3 [ main::b#2 main::b#1 ] : zp ZP_BYTE:3 , reg byte a , reg byte x , reg byte y ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [main] 36.67: zp ZP_BYTE:2 [ main::i#2 main::i#1 ] 17.5: zp ZP_BYTE:3 [ main::b#2 main::b#1 ]
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Uplift Scope []
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Uplifting [main] best 265 combination reg byte x [ main::i#2 main::i#1 ] reg byte a [ main::b#2 main::b#1 ]
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Uplifting [] best 265 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Test all types of pointers
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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"
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// Global Constants & labels
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// @begin
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bbegin:
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// [1] phi from @begin to @1 [phi:@begin->@1]
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b1_from_bbegin:
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jmp b1
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// @1
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b1:
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// [2] call main
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// [4] phi from @1 to main [phi:@1->main]
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main_from_b1:
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jsr main
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// [3] phi from @1 to @end [phi:@1->@end]
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bend_from_b1:
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jmp bend
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// @end
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bend:
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// main
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main: {
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// A constant pointer
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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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b1_from_main:
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// [5] phi (byte) main::b#2 = (byte) 0 [phi:main->main::@1#0] -- vbuaa=vbuc1
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lda #0
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// [5] phi (byte) main::i#2 = (byte) 2 [phi:main->main::@1#1] -- vbuxx=vbuc1
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ldx #2
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jmp b1
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// main::@1
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b1:
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// [6] if((byte) main::i#2<(byte) $a) goto main::@2 -- vbuxx_lt_vbuc1_then_la1
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cpx #$a
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bcc b2
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jmp b3
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// main::@3
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b3:
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// [7] *((const byte[$400]) main::SCREEN#0+(word) $3e7) ← (byte) main::b#2 -- _deref_pbuc1=vbuaa
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sta SCREEN+$3e7
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jmp breturn
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// main::@return
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breturn:
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// [8] return
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rts
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// main::@2
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b2:
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// [9] (byte) main::b#1 ← *((const byte[$400]) main::SCREEN#0 + (byte) main::i#2) -- vbuaa=pbuc1_derefidx_vbuxx
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lda SCREEN,x
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// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
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inx
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// [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
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b1_from_b2:
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// [5] phi (byte) main::b#2 = (byte) main::b#1 [phi:main::@2->main::@1#0] -- register_copy
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@2->main::@1#1] -- register_copy
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jmp b1
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}
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// File Data
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp b1
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Removing instruction jmp bend
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Removing instruction jmp b1
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Removing instruction jmp b3
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Removing instruction jmp breturn
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Succesful ASM optimization Pass5NextJumpElimination
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Removing instruction b1_from_bbegin:
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Removing instruction b1:
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Removing instruction main_from_b1:
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Removing instruction bend_from_b1:
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Succesful ASM optimization Pass5RedundantLabelElimination
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Removing instruction bend:
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Removing instruction b1_from_main:
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Removing instruction b3:
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Removing instruction breturn:
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Removing instruction b1_from_b2:
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Succesful ASM optimization Pass5UnusedLabelElimination
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Updating BasicUpstart to call main directly
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Removing instruction jsr main
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Succesful ASM optimization Pass5SkipBegin
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Removing instruction bbegin:
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Succesful ASM optimization Pass5UnusedLabelElimination
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FINAL SYMBOL TABLE
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(label) @1
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(label) @begin
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(label) @end
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(void()) main()
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(label) main::@1
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(label) main::@2
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(label) main::@3
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(label) main::@return
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(byte[$400]) main::SCREEN
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(const byte[$400]) main::SCREEN#0 SCREEN = (byte*) 1024
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(byte) main::b
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(byte) main::b#1 reg byte a 11.0
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(byte) main::b#2 reg byte a 6.5
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(byte) main::i
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(byte) main::i#1 reg byte x 22.0
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(byte) main::i#2 reg byte x 14.666666666666666
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reg byte x [ main::i#2 main::i#1 ]
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reg byte a [ main::b#2 main::b#1 ]
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FINAL ASSEMBLER
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Score: 190
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// File Comments
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// Test all types of pointers
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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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// A constant pointer
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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::b#2 = (byte) 0 [phi:main->main::@1#0] -- vbuaa=vbuc1
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lda #0
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// [5] phi (byte) main::i#2 = (byte) 2 [phi:main->main::@1#1] -- vbuxx=vbuc1
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ldx #2
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// main::@1
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b1:
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// while(i<10)
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// [6] if((byte) main::i#2<(byte) $a) goto main::@2 -- vbuxx_lt_vbuc1_then_la1
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cpx #$a
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bcc b2
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// main::@3
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// SCREEN[999] = b
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// [7] *((const byte[$400]) main::SCREEN#0+(word) $3e7) ← (byte) main::b#2 -- _deref_pbuc1=vbuaa
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sta SCREEN+$3e7
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// main::@return
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// }
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// [8] return
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rts
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// main::@2
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b2:
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// b = SCREEN[i++]
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// [9] (byte) main::b#1 ← *((const byte[$400]) main::SCREEN#0 + (byte) main::i#2) -- vbuaa=pbuc1_derefidx_vbuxx
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lda SCREEN,x
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// b = SCREEN[i++];
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// [10] (byte) main::i#1 ← ++ (byte) main::i#2 -- vbuxx=_inc_vbuxx
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inx
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// [5] phi from main::@2 to main::@1 [phi:main::@2->main::@1]
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// [5] phi (byte) main::b#2 = (byte) main::b#1 [phi:main::@2->main::@1#0] -- register_copy
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// [5] phi (byte) main::i#2 = (byte) main::i#1 [phi:main::@2->main::@1#1] -- register_copy
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jmp b1
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}
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// File Data
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