mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-09-08 17:54:40 +00:00
544 lines
16 KiB
Plaintext
544 lines
16 KiB
Plaintext
Resolved forward reference irq to interrupt(KERNEL_MIN)(void()) irq()
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Culled Empty Block (label) @1
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CONTROL FLOW GRAPH SSA
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@begin: scope:[] from
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(void()**) KERNEL_IRQ#0 ← ((void()**)) (number) $314
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(byte*) RASTER#0 ← ((byte*)) (number) $d012
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(byte*) VIC_CONTROL#0 ← ((byte*)) (number) $d011
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(byte*) IRQ_STATUS#0 ← ((byte*)) (number) $d019
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(byte*) IRQ_ENABLE#0 ← ((byte*)) (number) $d01a
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(byte) IRQ_RASTER#0 ← (number) 1
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(byte*) BGCOL#0 ← ((byte*)) (number) $d020
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(byte) WHITE#0 ← (number) 1
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(byte) BLACK#0 ← (number) 0
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(byte*) CIA1_INTERRUPT#0 ← ((byte*)) (number) $dc0d
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(byte) CIA_INTERRUPT_CLEAR#0 ← (number) $7f
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to:@2
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main: scope:[main] from @2
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asm { sei }
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*((byte*) CIA1_INTERRUPT#0) ← (byte) CIA_INTERRUPT_CLEAR#0
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*((byte*) VIC_CONTROL#0) ← *((byte*) VIC_CONTROL#0) | (number) $80
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*((byte*) RASTER#0) ← (number) 0
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*((byte*) IRQ_ENABLE#0) ← (byte) IRQ_RASTER#0
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(void()*~) main::$0 ← & interrupt(KERNEL_MIN)(void()) irq()
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*((void()**) KERNEL_IRQ#0) ← (void()*~) main::$0
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asm { cli }
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to:main::@return
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main::@return: scope:[main] from main
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return
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to:@return
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irq: scope:[irq] from
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*((byte*) BGCOL#0) ← (byte) WHITE#0
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*((byte*) BGCOL#0) ← (byte) BLACK#0
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*((byte*) IRQ_STATUS#0) ← (byte) IRQ_RASTER#0
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to:irq::@return
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irq::@return: scope:[irq] from irq
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return
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to:@return
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@2: scope:[] from @begin
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call main
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to:@3
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@3: scope:[] from @2
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to:@end
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@end: scope:[] from @3
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SYMBOL TABLE SSA
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(label) @2
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(label) @3
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(label) @begin
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(label) @end
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(byte*) BGCOL
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(byte*) BGCOL#0
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(byte) BLACK
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(byte) BLACK#0
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(byte*) CIA1_INTERRUPT
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(byte*) CIA1_INTERRUPT#0
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(byte) CIA_INTERRUPT_CLEAR
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(byte) CIA_INTERRUPT_CLEAR#0
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(byte*) IRQ_ENABLE
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(byte*) IRQ_ENABLE#0
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(byte) IRQ_RASTER
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(byte) IRQ_RASTER#0
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(byte*) IRQ_STATUS
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(byte*) IRQ_STATUS#0
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(void()**) KERNEL_IRQ
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(void()**) KERNEL_IRQ#0
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(byte*) RASTER
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(byte*) RASTER#0
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(byte*) VIC_CONTROL
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(byte*) VIC_CONTROL#0
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(byte) WHITE
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(byte) WHITE#0
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interrupt(KERNEL_MIN)(void()) irq()
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(label) irq::@return
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(void()) main()
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(void()*~) main::$0
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(label) main::@return
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Adding number conversion cast (unumber) 1 in (byte) IRQ_RASTER#0 ← (number) 1
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Adding number conversion cast (unumber) 1 in (byte) WHITE#0 ← (number) 1
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Adding number conversion cast (unumber) 0 in (byte) BLACK#0 ← (number) 0
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Adding number conversion cast (unumber) $7f in (byte) CIA_INTERRUPT_CLEAR#0 ← (number) $7f
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Adding number conversion cast (unumber) $80 in *((byte*) VIC_CONTROL#0) ← *((byte*) VIC_CONTROL#0) | (number) $80
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Adding number conversion cast (unumber) 0 in *((byte*) RASTER#0) ← (number) 0
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Successful SSA optimization PassNAddNumberTypeConversions
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Inlining cast (void()**) KERNEL_IRQ#0 ← (void()**)(number) $314
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Inlining cast (byte*) RASTER#0 ← (byte*)(number) $d012
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Inlining cast (byte*) VIC_CONTROL#0 ← (byte*)(number) $d011
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Inlining cast (byte*) IRQ_STATUS#0 ← (byte*)(number) $d019
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Inlining cast (byte*) IRQ_ENABLE#0 ← (byte*)(number) $d01a
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Inlining cast (byte) IRQ_RASTER#0 ← (unumber)(number) 1
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Inlining cast (byte*) BGCOL#0 ← (byte*)(number) $d020
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Inlining cast (byte) WHITE#0 ← (unumber)(number) 1
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Inlining cast (byte) BLACK#0 ← (unumber)(number) 0
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Inlining cast (byte*) CIA1_INTERRUPT#0 ← (byte*)(number) $dc0d
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Inlining cast (byte) CIA_INTERRUPT_CLEAR#0 ← (unumber)(number) $7f
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Inlining cast *((byte*) RASTER#0) ← (unumber)(number) 0
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Successful SSA optimization Pass2InlineCast
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Simplifying constant pointer cast (void()**) 788
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Simplifying constant pointer cast (byte*) 53266
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Simplifying constant pointer cast (byte*) 53265
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Simplifying constant pointer cast (byte*) 53273
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Simplifying constant pointer cast (byte*) 53274
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Simplifying constant integer cast 1
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Simplifying constant pointer cast (byte*) 53280
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Simplifying constant integer cast 1
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Simplifying constant integer cast 0
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Simplifying constant pointer cast (byte*) 56333
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Simplifying constant integer cast $7f
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Simplifying constant integer cast $80
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Simplifying constant integer cast 0
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Successful SSA optimization PassNCastSimplification
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) 1
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Finalized unsigned number type (byte) 0
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Finalized unsigned number type (byte) $7f
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Finalized unsigned number type (byte) $80
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Finalized unsigned number type (byte) 0
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Constant right-side identified [16] (void()*~) main::$0 ← & interrupt(KERNEL_MIN)(void()) irq()
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant (const void()**) KERNEL_IRQ#0 = (void()**) 788
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Constant (const byte*) RASTER#0 = (byte*) 53266
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Constant (const byte*) VIC_CONTROL#0 = (byte*) 53265
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Constant (const byte*) IRQ_STATUS#0 = (byte*) 53273
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Constant (const byte*) IRQ_ENABLE#0 = (byte*) 53274
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Constant (const byte) IRQ_RASTER#0 = 1
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Constant (const byte*) BGCOL#0 = (byte*) 53280
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Constant (const byte) WHITE#0 = 1
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Constant (const byte) BLACK#0 = 0
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Constant (const byte*) CIA1_INTERRUPT#0 = (byte*) 56333
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Constant (const byte) CIA_INTERRUPT_CLEAR#0 = $7f
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Constant (const void()*) main::$0 = &irq
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Successful SSA optimization Pass2ConstantIdentification
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Constant inlined main::$0 = &interrupt(KERNEL_MIN)(void()) irq()
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Successful SSA optimization Pass2ConstantInlining
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Adding NOP phi() at start of @begin
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Adding NOP phi() at start of @2
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Adding NOP phi() at start of @3
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Adding NOP phi() at start of @end
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CALL GRAPH
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Calls in [] to main:2
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Created 0 initial phi equivalence classes
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Coalesced down to 0 phi equivalence classes
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Culled Empty Block (label) @3
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Renumbering block @2 to @1
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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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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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asm { sei }
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[5] *((const byte*) CIA1_INTERRUPT#0) ← (const byte) CIA_INTERRUPT_CLEAR#0
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[6] *((const byte*) VIC_CONTROL#0) ← *((const byte*) VIC_CONTROL#0) | (byte) $80
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[7] *((const byte*) RASTER#0) ← (byte) 0
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[8] *((const byte*) IRQ_ENABLE#0) ← (const byte) IRQ_RASTER#0
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[9] *((const void()**) KERNEL_IRQ#0) ← &interrupt(KERNEL_MIN)(void()) irq()
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asm { cli }
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to:main::@return
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main::@return: scope:[main] from main
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[11] return
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to:@return
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irq: scope:[irq] from
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[12] *((const byte*) BGCOL#0) ← (const byte) WHITE#0
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[13] *((const byte*) BGCOL#0) ← (const byte) BLACK#0
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[14] *((const byte*) IRQ_STATUS#0) ← (const byte) IRQ_RASTER#0
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to:irq::@return
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irq::@return: scope:[irq] from irq
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[15] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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(byte*) BGCOL
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(byte) BLACK
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(byte*) CIA1_INTERRUPT
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(byte) CIA_INTERRUPT_CLEAR
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(byte*) IRQ_ENABLE
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(byte) IRQ_RASTER
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(byte*) IRQ_STATUS
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(void()**) KERNEL_IRQ
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(byte*) RASTER
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(byte*) VIC_CONTROL
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(byte) WHITE
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interrupt(KERNEL_MIN)(void()) irq()
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(void()) main()
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Initial phi equivalence classes
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Complete equivalence classes
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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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// A minimal working raster IRQ
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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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.label KERNEL_IRQ = $314
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.label RASTER = $d012
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.label VIC_CONTROL = $d011
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.label IRQ_STATUS = $d019
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.label IRQ_ENABLE = $d01a
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.const IRQ_RASTER = 1
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.label BGCOL = $d020
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.const WHITE = 1
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.const BLACK = 0
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.label CIA1_INTERRUPT = $dc0d
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.const CIA_INTERRUPT_CLEAR = $7f
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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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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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// asm { sei }
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sei
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// [5] *((const byte*) CIA1_INTERRUPT#0) ← (const byte) CIA_INTERRUPT_CLEAR#0 -- _deref_pbuc1=vbuc2
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// Disable CIA 1 Timer IRQ
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lda #CIA_INTERRUPT_CLEAR
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sta CIA1_INTERRUPT
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// [6] *((const byte*) VIC_CONTROL#0) ← *((const byte*) VIC_CONTROL#0) | (byte) $80 -- _deref_pbuc1=_deref_pbuc1_bor_vbuc2
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// Set raster line to $100
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lda #$80
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ora VIC_CONTROL
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sta VIC_CONTROL
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// [7] *((const byte*) RASTER#0) ← (byte) 0 -- _deref_pbuc1=vbuc2
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lda #0
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sta RASTER
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// [8] *((const byte*) IRQ_ENABLE#0) ← (const byte) IRQ_RASTER#0 -- _deref_pbuc1=vbuc2
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// Enable Raster Interrupt
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lda #IRQ_RASTER
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sta IRQ_ENABLE
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// [9] *((const void()**) KERNEL_IRQ#0) ← &interrupt(KERNEL_MIN)(void()) irq() -- _deref_pptc1=pprc2
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// Set the IRQ routine
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lda #<irq
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sta KERNEL_IRQ
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lda #>irq
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sta KERNEL_IRQ+1
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// asm { cli }
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cli
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jmp breturn
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// main::@return
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breturn:
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// [11] return
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rts
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}
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// irq
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// Interrupt Routine
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irq: {
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// entry interrupt(KERNEL_MIN)
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// [12] *((const byte*) BGCOL#0) ← (const byte) WHITE#0 -- _deref_pbuc1=vbuc2
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lda #WHITE
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sta BGCOL
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// [13] *((const byte*) BGCOL#0) ← (const byte) BLACK#0 -- _deref_pbuc1=vbuc2
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lda #BLACK
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sta BGCOL
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// [14] *((const byte*) IRQ_STATUS#0) ← (const byte) IRQ_RASTER#0 -- _deref_pbuc1=vbuc2
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// Acknowledge the IRQ
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lda #IRQ_RASTER
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sta IRQ_STATUS
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jmp breturn
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// irq::@return
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breturn:
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// [15] return - exit interrupt(KERNEL_MIN)
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jmp $ea81
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}
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// File Data
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [5] *((const byte*) CIA1_INTERRUPT#0) ← (const byte) CIA_INTERRUPT_CLEAR#0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [6] *((const byte*) VIC_CONTROL#0) ← *((const byte*) VIC_CONTROL#0) | (byte) $80 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [7] *((const byte*) RASTER#0) ← (byte) 0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [8] *((const byte*) IRQ_ENABLE#0) ← (const byte) IRQ_RASTER#0 [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [9] *((const void()**) KERNEL_IRQ#0) ← &interrupt(KERNEL_MIN)(void()) irq() [ ] ( main:2 [ ] ) always clobbers reg byte a
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Statement [12] *((const byte*) BGCOL#0) ← (const byte) WHITE#0 [ ] ( [ ] ) always clobbers reg byte a
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Statement [13] *((const byte*) BGCOL#0) ← (const byte) BLACK#0 [ ] ( [ ] ) always clobbers reg byte a
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Statement [14] *((const byte*) IRQ_STATUS#0) ← (const byte) IRQ_RASTER#0 [ ] ( [ ] ) always clobbers reg byte a
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REGISTER UPLIFT SCOPES
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Uplift Scope [main]
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Uplift Scope [irq]
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Uplift Scope []
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Uplifting [main] best 89 combination
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Uplifting [irq] best 89 combination
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Uplifting [] best 89 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// A minimal working raster IRQ
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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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.label KERNEL_IRQ = $314
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.label RASTER = $d012
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.label VIC_CONTROL = $d011
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.label IRQ_STATUS = $d019
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.label IRQ_ENABLE = $d01a
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.const IRQ_RASTER = 1
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.label BGCOL = $d020
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.const WHITE = 1
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.const BLACK = 0
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.label CIA1_INTERRUPT = $dc0d
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.const CIA_INTERRUPT_CLEAR = $7f
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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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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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// asm { sei }
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sei
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// [5] *((const byte*) CIA1_INTERRUPT#0) ← (const byte) CIA_INTERRUPT_CLEAR#0 -- _deref_pbuc1=vbuc2
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// Disable CIA 1 Timer IRQ
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lda #CIA_INTERRUPT_CLEAR
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sta CIA1_INTERRUPT
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// [6] *((const byte*) VIC_CONTROL#0) ← *((const byte*) VIC_CONTROL#0) | (byte) $80 -- _deref_pbuc1=_deref_pbuc1_bor_vbuc2
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// Set raster line to $100
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lda #$80
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ora VIC_CONTROL
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sta VIC_CONTROL
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// [7] *((const byte*) RASTER#0) ← (byte) 0 -- _deref_pbuc1=vbuc2
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lda #0
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sta RASTER
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// [8] *((const byte*) IRQ_ENABLE#0) ← (const byte) IRQ_RASTER#0 -- _deref_pbuc1=vbuc2
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// Enable Raster Interrupt
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lda #IRQ_RASTER
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sta IRQ_ENABLE
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// [9] *((const void()**) KERNEL_IRQ#0) ← &interrupt(KERNEL_MIN)(void()) irq() -- _deref_pptc1=pprc2
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// Set the IRQ routine
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lda #<irq
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sta KERNEL_IRQ
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lda #>irq
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sta KERNEL_IRQ+1
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// asm { cli }
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cli
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jmp breturn
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// main::@return
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breturn:
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// [11] return
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rts
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}
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// irq
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// Interrupt Routine
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irq: {
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// entry interrupt(KERNEL_MIN)
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// [12] *((const byte*) BGCOL#0) ← (const byte) WHITE#0 -- _deref_pbuc1=vbuc2
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lda #WHITE
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sta BGCOL
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// [13] *((const byte*) BGCOL#0) ← (const byte) BLACK#0 -- _deref_pbuc1=vbuc2
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lda #BLACK
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sta BGCOL
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// [14] *((const byte*) IRQ_STATUS#0) ← (const byte) IRQ_RASTER#0 -- _deref_pbuc1=vbuc2
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// Acknowledge the IRQ
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lda #IRQ_RASTER
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sta IRQ_STATUS
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jmp breturn
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// irq::@return
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breturn:
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// [15] return - exit interrupt(KERNEL_MIN)
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jmp $ea81
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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 breturn
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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 bend_from_b1:
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Succesful ASM optimization Pass5RedundantLabelElimination
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Removing instruction bend:
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Removing instruction breturn:
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Removing instruction breturn:
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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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(byte*) BGCOL
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(const byte*) BGCOL#0 BGCOL = (byte*) 53280
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(byte) BLACK
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(const byte) BLACK#0 BLACK = (byte) 0
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(byte*) CIA1_INTERRUPT
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(const byte*) CIA1_INTERRUPT#0 CIA1_INTERRUPT = (byte*) 56333
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(byte) CIA_INTERRUPT_CLEAR
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(const byte) CIA_INTERRUPT_CLEAR#0 CIA_INTERRUPT_CLEAR = (byte) $7f
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(byte*) IRQ_ENABLE
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(const byte*) IRQ_ENABLE#0 IRQ_ENABLE = (byte*) 53274
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(byte) IRQ_RASTER
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(const byte) IRQ_RASTER#0 IRQ_RASTER = (byte) 1
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(byte*) IRQ_STATUS
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(const byte*) IRQ_STATUS#0 IRQ_STATUS = (byte*) 53273
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(void()**) KERNEL_IRQ
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(const void()**) KERNEL_IRQ#0 KERNEL_IRQ = (void()**) 788
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(byte*) RASTER
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(const byte*) RASTER#0 RASTER = (byte*) 53266
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(byte*) VIC_CONTROL
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(const byte*) VIC_CONTROL#0 VIC_CONTROL = (byte*) 53265
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(byte) WHITE
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(const byte) WHITE#0 WHITE = (byte) 1
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interrupt(KERNEL_MIN)(void()) irq()
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(label) irq::@return
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(void()) main()
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(label) main::@return
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FINAL ASSEMBLER
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Score: 71
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// File Comments
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// A minimal working raster IRQ
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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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.label KERNEL_IRQ = $314
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.label RASTER = $d012
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.label VIC_CONTROL = $d011
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.label IRQ_STATUS = $d019
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.label IRQ_ENABLE = $d01a
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.const IRQ_RASTER = 1
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.label BGCOL = $d020
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.const WHITE = 1
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.const BLACK = 0
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.label CIA1_INTERRUPT = $dc0d
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.const CIA_INTERRUPT_CLEAR = $7f
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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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// [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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// asm
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// asm { sei }
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sei
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// *CIA1_INTERRUPT = CIA_INTERRUPT_CLEAR
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// [5] *((const byte*) CIA1_INTERRUPT#0) ← (const byte) CIA_INTERRUPT_CLEAR#0 -- _deref_pbuc1=vbuc2
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// Disable CIA 1 Timer IRQ
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lda #CIA_INTERRUPT_CLEAR
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sta CIA1_INTERRUPT
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// *VIC_CONTROL |=$80
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// [6] *((const byte*) VIC_CONTROL#0) ← *((const byte*) VIC_CONTROL#0) | (byte) $80 -- _deref_pbuc1=_deref_pbuc1_bor_vbuc2
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// Set raster line to $100
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lda #$80
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ora VIC_CONTROL
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sta VIC_CONTROL
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// *RASTER = $00
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// [7] *((const byte*) RASTER#0) ← (byte) 0 -- _deref_pbuc1=vbuc2
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lda #0
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sta RASTER
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// *IRQ_ENABLE = IRQ_RASTER
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// [8] *((const byte*) IRQ_ENABLE#0) ← (const byte) IRQ_RASTER#0 -- _deref_pbuc1=vbuc2
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// Enable Raster Interrupt
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lda #IRQ_RASTER
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sta IRQ_ENABLE
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// *KERNEL_IRQ = &irq
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// [9] *((const void()**) KERNEL_IRQ#0) ← &interrupt(KERNEL_MIN)(void()) irq() -- _deref_pptc1=pprc2
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// Set the IRQ routine
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lda #<irq
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sta KERNEL_IRQ
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lda #>irq
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sta KERNEL_IRQ+1
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// asm
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// asm { cli }
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cli
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// main::@return
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// }
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// [11] return
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rts
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}
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// irq
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// Interrupt Routine
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irq: {
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// entry interrupt(KERNEL_MIN)
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// *BGCOL = WHITE
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// [12] *((const byte*) BGCOL#0) ← (const byte) WHITE#0 -- _deref_pbuc1=vbuc2
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lda #WHITE
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sta BGCOL
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// *BGCOL = BLACK
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// [13] *((const byte*) BGCOL#0) ← (const byte) BLACK#0 -- _deref_pbuc1=vbuc2
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lda #BLACK
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sta BGCOL
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// *IRQ_STATUS = IRQ_RASTER
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// [14] *((const byte*) IRQ_STATUS#0) ← (const byte) IRQ_RASTER#0 -- _deref_pbuc1=vbuc2
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// Acknowledge the IRQ
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lda #IRQ_RASTER
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sta IRQ_STATUS
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// irq::@return
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// }
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// [15] return - exit interrupt(KERNEL_MIN)
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jmp $ea81
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}
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// File Data
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