Inlined call (byte~) vicSelectGfxBank::$0 ← call toDd00 (byte*) vicSelectGfxBank::gfx 

CONTROL FLOW GRAPH SSA
@begin: scope:[]  from
  (byte*) PROCPORT_DDR#0 ← ((byte*)) (byte/signed byte/word/signed word/dword/signed dword) 0
  (byte) PROCPORT_DDR_MEMORY_MASK#0 ← (byte/signed byte/word/signed word/dword/signed dword) 7
  (byte*) PROCPORT#0 ← ((byte*)) (byte/signed byte/word/signed word/dword/signed dword) 1
  (byte) PROCPORT_RAM_ALL#0 ← (byte/signed byte/word/signed word/dword/signed dword) 48
  (byte) PROCPORT_RAM_IO#0 ← (byte/signed byte/word/signed word/dword/signed dword) 53
  (byte) PROCPORT_RAM_CHARROM#0 ← (byte/signed byte/word/signed word/dword/signed dword) 49
  (byte) PROCPORT_KERNEL_IO#0 ← (byte/signed byte/word/signed word/dword/signed dword) 54
  (byte) PROCPORT_BASIC_KERNEL_IO#0 ← (byte/signed byte/word/signed word/dword/signed dword) 55
  (byte*) CHARGEN#0 ← ((byte*)) (word/dword/signed dword) 53248
  (word) SPRITE_PTRS#0 ← (word/signed word/dword/signed dword) 1016
  (byte*) SPRITES_XPOS#0 ← ((byte*)) (word/dword/signed dword) 53248
  (byte*) SPRITES_YPOS#0 ← ((byte*)) (word/dword/signed dword) 53249
  (byte*) SPRITES_XMSB#0 ← ((byte*)) (word/dword/signed dword) 53264
  (byte*) RASTER#0 ← ((byte*)) (word/dword/signed dword) 53266
  (byte*) SPRITES_ENABLE#0 ← ((byte*)) (word/dword/signed dword) 53269
  (byte*) SPRITES_EXPAND_Y#0 ← ((byte*)) (word/dword/signed dword) 53271
  (byte*) SPRITES_PRIORITY#0 ← ((byte*)) (word/dword/signed dword) 53275
  (byte*) SPRITES_MC#0 ← ((byte*)) (word/dword/signed dword) 53276
  (byte*) SPRITES_EXPAND_X#0 ← ((byte*)) (word/dword/signed dword) 53277
  (byte*) BORDERCOL#0 ← ((byte*)) (word/dword/signed dword) 53280
  (byte*) BGCOL#0 ← ((byte*)) (word/dword/signed dword) 53281
  (byte*) BGCOL1#0 ← ((byte*)) (word/dword/signed dword) 53281
  (byte*) BGCOL2#0 ← ((byte*)) (word/dword/signed dword) 53282
  (byte*) BGCOL3#0 ← ((byte*)) (word/dword/signed dword) 53283
  (byte*) BGCOL4#0 ← ((byte*)) (word/dword/signed dword) 53284
  (byte*) SPRITES_MC1#0 ← ((byte*)) (word/dword/signed dword) 53285
  (byte*) SPRITES_MC2#0 ← ((byte*)) (word/dword/signed dword) 53286
  (byte*) SPRITES_COLS#0 ← ((byte*)) (word/dword/signed dword) 53287
  (byte*) VIC_CONTROL#0 ← ((byte*)) (word/dword/signed dword) 53265
  (byte*) D011#0 ← ((byte*)) (word/dword/signed dword) 53265
  (byte) VIC_RST8#0 ← (byte/word/signed word/dword/signed dword) 128
  (byte) VIC_ECM#0 ← (byte/signed byte/word/signed word/dword/signed dword) 64
  (byte) VIC_BMM#0 ← (byte/signed byte/word/signed word/dword/signed dword) 32
  (byte) VIC_DEN#0 ← (byte/signed byte/word/signed word/dword/signed dword) 16
  (byte) VIC_RSEL#0 ← (byte/signed byte/word/signed word/dword/signed dword) 8
  (byte*) VIC_CONTROL2#0 ← ((byte*)) (word/dword/signed dword) 53270
  (byte*) D016#0 ← ((byte*)) (word/dword/signed dword) 53270
  (byte) VIC_MCM#0 ← (byte/signed byte/word/signed word/dword/signed dword) 16
  (byte) VIC_CSEL#0 ← (byte/signed byte/word/signed word/dword/signed dword) 8
  (byte*) D018#0 ← ((byte*)) (word/dword/signed dword) 53272
  (byte*) VIC_MEMORY#0 ← ((byte*)) (word/dword/signed dword) 53272
  (byte*) LIGHTPEN_X#0 ← ((byte*)) (word/dword/signed dword) 53267
  (byte*) LIGHTPEN_Y#0 ← ((byte*)) (word/dword/signed dword) 53268
  (byte*) IRQ_STATUS#0 ← ((byte*)) (word/dword/signed dword) 53273
  (byte*) IRQ_ENABLE#0 ← ((byte*)) (word/dword/signed dword) 53274
  (byte) IRQ_RASTER#0 ← (byte/signed byte/word/signed word/dword/signed dword) 1
  (byte) IRQ_COLLISION_BG#0 ← (byte/signed byte/word/signed word/dword/signed dword) 2
  (byte) IRQ_COLLISION_SPRITE#0 ← (byte/signed byte/word/signed word/dword/signed dword) 4
  (byte) IRQ_LIGHTPEN#0 ← (byte/signed byte/word/signed word/dword/signed dword) 8
  (byte*) COLS#0 ← ((byte*)) (word/dword/signed dword) 55296
  (byte*) CIA1_PORT_A#0 ← ((byte*)) (word/dword/signed dword) 56320
  (byte*) CIA1_PORT_B#0 ← ((byte*)) (word/dword/signed dword) 56321
  (byte*) CIA1_PORT_A_DDR#0 ← ((byte*)) (word/dword/signed dword) 56322
  (byte*) CIA1_PORT_B_DDR#0 ← ((byte*)) (word/dword/signed dword) 56323
  (byte*) CIA1_INTERRUPT#0 ← ((byte*)) (word/dword/signed dword) 56333
  (byte) CIA_INTERRUPT_CLEAR#0 ← (byte/signed byte/word/signed word/dword/signed dword) 127
  (byte*) CIA2_PORT_A#0 ← ((byte*)) (word/dword/signed dword) 56576
  (byte*) CIA2_PORT_B#0 ← ((byte*)) (word/dword/signed dword) 56577
  (byte*) CIA2_PORT_A_DDR#0 ← ((byte*)) (word/dword/signed dword) 56578
  (byte*) CIA2_PORT_B_DDR#0 ← ((byte*)) (word/dword/signed dword) 56579
  (byte*) CIA2_INTERRUPT#0 ← ((byte*)) (word/dword/signed dword) 56589
  (void()**) KERNEL_IRQ#0 ← ((void()**)) (word/signed word/dword/signed dword) 788
  (void()**) HARDWARE_IRQ#0 ← ((void()**)) (word/dword/signed dword) 65534
  (byte) BLACK#0 ← (byte/signed byte/word/signed word/dword/signed dword) 0
  (byte) WHITE#0 ← (byte/signed byte/word/signed word/dword/signed dword) 1
  (byte) RED#0 ← (byte/signed byte/word/signed word/dword/signed dword) 2
  (byte) CYAN#0 ← (byte/signed byte/word/signed word/dword/signed dword) 3
  (byte) PURPLE#0 ← (byte/signed byte/word/signed word/dword/signed dword) 4
  (byte) GREEN#0 ← (byte/signed byte/word/signed word/dword/signed dword) 5
  (byte) BLUE#0 ← (byte/signed byte/word/signed word/dword/signed dword) 6
  (byte) YELLOW#0 ← (byte/signed byte/word/signed word/dword/signed dword) 7
  (byte) ORANGE#0 ← (byte/signed byte/word/signed word/dword/signed dword) 8
  (byte) BROWN#0 ← (byte/signed byte/word/signed word/dword/signed dword) 9
  (byte) PINK#0 ← (byte/signed byte/word/signed word/dword/signed dword) 10
  (byte) DARK_GREY#0 ← (byte/signed byte/word/signed word/dword/signed dword) 11
  (byte) GREY#0 ← (byte/signed byte/word/signed word/dword/signed dword) 12
  (byte) LIGHT_GREEN#0 ← (byte/signed byte/word/signed word/dword/signed dword) 13
  (byte) LIGHT_BLUE#0 ← (byte/signed byte/word/signed word/dword/signed dword) 14
  (byte) LIGHT_GREY#0 ← (byte/signed byte/word/signed word/dword/signed dword) 15
  to:@5
main: scope:[main]  from @5
  *((byte*) BGCOL#0) ← (byte) BLACK#0
  to:main::@return
main::@return: scope:[main]  from main
  return 
  to:@return
@5: scope:[]  from @begin
  call main 
  to:@6
@6: scope:[]  from @5
  to:@end
@end: scope:[]  from @6

SYMBOL TABLE SSA
(label) @5
(label) @6
(label) @begin
(label) @end
(byte*) BGCOL
(byte*) BGCOL#0
(byte*) BGCOL1
(byte*) BGCOL1#0
(byte*) BGCOL2
(byte*) BGCOL2#0
(byte*) BGCOL3
(byte*) BGCOL3#0
(byte*) BGCOL4
(byte*) BGCOL4#0
(byte) BLACK
(byte) BLACK#0
(byte) BLUE
(byte) BLUE#0
(byte*) BORDERCOL
(byte*) BORDERCOL#0
(byte) BROWN
(byte) BROWN#0
(byte*) CHARGEN
(byte*) CHARGEN#0
(byte*) CIA1_INTERRUPT
(byte*) CIA1_INTERRUPT#0
(byte*) CIA1_PORT_A
(byte*) CIA1_PORT_A#0
(byte*) CIA1_PORT_A_DDR
(byte*) CIA1_PORT_A_DDR#0
(byte*) CIA1_PORT_B
(byte*) CIA1_PORT_B#0
(byte*) CIA1_PORT_B_DDR
(byte*) CIA1_PORT_B_DDR#0
(byte*) CIA2_INTERRUPT
(byte*) CIA2_INTERRUPT#0
(byte*) CIA2_PORT_A
(byte*) CIA2_PORT_A#0
(byte*) CIA2_PORT_A_DDR
(byte*) CIA2_PORT_A_DDR#0
(byte*) CIA2_PORT_B
(byte*) CIA2_PORT_B#0
(byte*) CIA2_PORT_B_DDR
(byte*) CIA2_PORT_B_DDR#0
(byte) CIA_INTERRUPT_CLEAR
(byte) CIA_INTERRUPT_CLEAR#0
(byte*) COLS
(byte*) COLS#0
(byte) CYAN
(byte) CYAN#0
(byte*) D011
(byte*) D011#0
(byte*) D016
(byte*) D016#0
(byte*) D018
(byte*) D018#0
(byte) DARK_GREY
(byte) DARK_GREY#0
(byte) GREEN
(byte) GREEN#0
(byte) GREY
(byte) GREY#0
(void()**) HARDWARE_IRQ
(void()**) HARDWARE_IRQ#0
(byte) IRQ_COLLISION_BG
(byte) IRQ_COLLISION_BG#0
(byte) IRQ_COLLISION_SPRITE
(byte) IRQ_COLLISION_SPRITE#0
(byte*) IRQ_ENABLE
(byte*) IRQ_ENABLE#0
(byte) IRQ_LIGHTPEN
(byte) IRQ_LIGHTPEN#0
(byte) IRQ_RASTER
(byte) IRQ_RASTER#0
(byte*) IRQ_STATUS
(byte*) IRQ_STATUS#0
(void()**) KERNEL_IRQ
(void()**) KERNEL_IRQ#0
(byte*) LIGHTPEN_X
(byte*) LIGHTPEN_X#0
(byte*) LIGHTPEN_Y
(byte*) LIGHTPEN_Y#0
(byte) LIGHT_BLUE
(byte) LIGHT_BLUE#0
(byte) LIGHT_GREEN
(byte) LIGHT_GREEN#0
(byte) LIGHT_GREY
(byte) LIGHT_GREY#0
(byte) ORANGE
(byte) ORANGE#0
(byte) PINK
(byte) PINK#0
(byte*) PROCPORT
(byte*) PROCPORT#0
(byte) PROCPORT_BASIC_KERNEL_IO
(byte) PROCPORT_BASIC_KERNEL_IO#0
(byte*) PROCPORT_DDR
(byte*) PROCPORT_DDR#0
(byte) PROCPORT_DDR_MEMORY_MASK
(byte) PROCPORT_DDR_MEMORY_MASK#0
(byte) PROCPORT_KERNEL_IO
(byte) PROCPORT_KERNEL_IO#0
(byte) PROCPORT_RAM_ALL
(byte) PROCPORT_RAM_ALL#0
(byte) PROCPORT_RAM_CHARROM
(byte) PROCPORT_RAM_CHARROM#0
(byte) PROCPORT_RAM_IO
(byte) PROCPORT_RAM_IO#0
(byte) PURPLE
(byte) PURPLE#0
(byte*) RASTER
(byte*) RASTER#0
(byte) RED
(byte) RED#0
(byte*) SPRITES_COLS
(byte*) SPRITES_COLS#0
(byte*) SPRITES_ENABLE
(byte*) SPRITES_ENABLE#0
(byte*) SPRITES_EXPAND_X
(byte*) SPRITES_EXPAND_X#0
(byte*) SPRITES_EXPAND_Y
(byte*) SPRITES_EXPAND_Y#0
(byte*) SPRITES_MC
(byte*) SPRITES_MC#0
(byte*) SPRITES_MC1
(byte*) SPRITES_MC1#0
(byte*) SPRITES_MC2
(byte*) SPRITES_MC2#0
(byte*) SPRITES_PRIORITY
(byte*) SPRITES_PRIORITY#0
(byte*) SPRITES_XMSB
(byte*) SPRITES_XMSB#0
(byte*) SPRITES_XPOS
(byte*) SPRITES_XPOS#0
(byte*) SPRITES_YPOS
(byte*) SPRITES_YPOS#0
(word) SPRITE_PTRS
(word) SPRITE_PTRS#0
(byte) VIC_BMM
(byte) VIC_BMM#0
(byte*) VIC_CONTROL
(byte*) VIC_CONTROL#0
(byte*) VIC_CONTROL2
(byte*) VIC_CONTROL2#0
(byte) VIC_CSEL
(byte) VIC_CSEL#0
(byte) VIC_DEN
(byte) VIC_DEN#0
(byte) VIC_ECM
(byte) VIC_ECM#0
(byte) VIC_MCM
(byte) VIC_MCM#0
(byte*) VIC_MEMORY
(byte*) VIC_MEMORY#0
(byte) VIC_RSEL
(byte) VIC_RSEL#0
(byte) VIC_RST8
(byte) VIC_RST8#0
(byte) WHITE
(byte) WHITE#0
(byte) YELLOW
(byte) YELLOW#0
(void()) main()
(label) main::@return

Culled Empty Block (label) @6
Successful SSA optimization Pass2CullEmptyBlocks
Constant (const byte*) PROCPORT_DDR#0 = ((byte*))0
Constant (const byte) PROCPORT_DDR_MEMORY_MASK#0 = 7
Constant (const byte*) PROCPORT#0 = ((byte*))1
Constant (const byte) PROCPORT_RAM_ALL#0 = 48
Constant (const byte) PROCPORT_RAM_IO#0 = 53
Constant (const byte) PROCPORT_RAM_CHARROM#0 = 49
Constant (const byte) PROCPORT_KERNEL_IO#0 = 54
Constant (const byte) PROCPORT_BASIC_KERNEL_IO#0 = 55
Constant (const byte*) CHARGEN#0 = ((byte*))53248
Constant (const word) SPRITE_PTRS#0 = 1016
Constant (const byte*) SPRITES_XPOS#0 = ((byte*))53248
Constant (const byte*) SPRITES_YPOS#0 = ((byte*))53249
Constant (const byte*) SPRITES_XMSB#0 = ((byte*))53264
Constant (const byte*) RASTER#0 = ((byte*))53266
Constant (const byte*) SPRITES_ENABLE#0 = ((byte*))53269
Constant (const byte*) SPRITES_EXPAND_Y#0 = ((byte*))53271
Constant (const byte*) SPRITES_PRIORITY#0 = ((byte*))53275
Constant (const byte*) SPRITES_MC#0 = ((byte*))53276
Constant (const byte*) SPRITES_EXPAND_X#0 = ((byte*))53277
Constant (const byte*) BORDERCOL#0 = ((byte*))53280
Constant (const byte*) BGCOL#0 = ((byte*))53281
Constant (const byte*) BGCOL1#0 = ((byte*))53281
Constant (const byte*) BGCOL2#0 = ((byte*))53282
Constant (const byte*) BGCOL3#0 = ((byte*))53283
Constant (const byte*) BGCOL4#0 = ((byte*))53284
Constant (const byte*) SPRITES_MC1#0 = ((byte*))53285
Constant (const byte*) SPRITES_MC2#0 = ((byte*))53286
Constant (const byte*) SPRITES_COLS#0 = ((byte*))53287
Constant (const byte*) VIC_CONTROL#0 = ((byte*))53265
Constant (const byte*) D011#0 = ((byte*))53265
Constant (const byte) VIC_RST8#0 = 128
Constant (const byte) VIC_ECM#0 = 64
Constant (const byte) VIC_BMM#0 = 32
Constant (const byte) VIC_DEN#0 = 16
Constant (const byte) VIC_RSEL#0 = 8
Constant (const byte*) VIC_CONTROL2#0 = ((byte*))53270
Constant (const byte*) D016#0 = ((byte*))53270
Constant (const byte) VIC_MCM#0 = 16
Constant (const byte) VIC_CSEL#0 = 8
Constant (const byte*) D018#0 = ((byte*))53272
Constant (const byte*) VIC_MEMORY#0 = ((byte*))53272
Constant (const byte*) LIGHTPEN_X#0 = ((byte*))53267
Constant (const byte*) LIGHTPEN_Y#0 = ((byte*))53268
Constant (const byte*) IRQ_STATUS#0 = ((byte*))53273
Constant (const byte*) IRQ_ENABLE#0 = ((byte*))53274
Constant (const byte) IRQ_RASTER#0 = 1
Constant (const byte) IRQ_COLLISION_BG#0 = 2
Constant (const byte) IRQ_COLLISION_SPRITE#0 = 4
Constant (const byte) IRQ_LIGHTPEN#0 = 8
Constant (const byte*) COLS#0 = ((byte*))55296
Constant (const byte*) CIA1_PORT_A#0 = ((byte*))56320
Constant (const byte*) CIA1_PORT_B#0 = ((byte*))56321
Constant (const byte*) CIA1_PORT_A_DDR#0 = ((byte*))56322
Constant (const byte*) CIA1_PORT_B_DDR#0 = ((byte*))56323
Constant (const byte*) CIA1_INTERRUPT#0 = ((byte*))56333
Constant (const byte) CIA_INTERRUPT_CLEAR#0 = 127
Constant (const byte*) CIA2_PORT_A#0 = ((byte*))56576
Constant (const byte*) CIA2_PORT_B#0 = ((byte*))56577
Constant (const byte*) CIA2_PORT_A_DDR#0 = ((byte*))56578
Constant (const byte*) CIA2_PORT_B_DDR#0 = ((byte*))56579
Constant (const byte*) CIA2_INTERRUPT#0 = ((byte*))56589
Constant (const void()**) KERNEL_IRQ#0 = ((void()**))788
Constant (const void()**) HARDWARE_IRQ#0 = ((void()**))65534
Constant (const byte) BLACK#0 = 0
Constant (const byte) WHITE#0 = 1
Constant (const byte) RED#0 = 2
Constant (const byte) CYAN#0 = 3
Constant (const byte) PURPLE#0 = 4
Constant (const byte) GREEN#0 = 5
Constant (const byte) BLUE#0 = 6
Constant (const byte) YELLOW#0 = 7
Constant (const byte) ORANGE#0 = 8
Constant (const byte) BROWN#0 = 9
Constant (const byte) PINK#0 = 10
Constant (const byte) DARK_GREY#0 = 11
Constant (const byte) GREY#0 = 12
Constant (const byte) LIGHT_GREEN#0 = 13
Constant (const byte) LIGHT_BLUE#0 = 14
Constant (const byte) LIGHT_GREY#0 = 15
Successful SSA optimization Pass2ConstantIdentification
Successful SSA optimization PassNEliminateUnusedVars
Adding NOP phi() at start of @begin
Adding NOP phi() at start of @5
Adding NOP phi() at start of @end
CALL GRAPH
Calls in [] to main:2 

Created 0 initial phi equivalence classes
Coalesced down to 0 phi equivalence classes
Adding NOP phi() at start of @begin
Adding NOP phi() at start of @5
Adding NOP phi() at start of @end

FINAL CONTROL FLOW GRAPH
@begin: scope:[]  from
  [0] phi()
  to:@5
@5: scope:[]  from @begin
  [1] phi()
  [2] call main 
  to:@end
@end: scope:[]  from @5
  [3] phi()
main: scope:[main]  from @5
  [4] *((const byte*) BGCOL#0) ← (const byte) BLACK#0
  to:main::@return
main::@return: scope:[main]  from main
  [5] return 
  to:@return


VARIABLE REGISTER WEIGHTS
(byte*) BGCOL
(byte*) BGCOL1
(byte*) BGCOL2
(byte*) BGCOL3
(byte*) BGCOL4
(byte) BLACK
(byte) BLUE
(byte*) BORDERCOL
(byte) BROWN
(byte*) CHARGEN
(byte*) CIA1_INTERRUPT
(byte*) CIA1_PORT_A
(byte*) CIA1_PORT_A_DDR
(byte*) CIA1_PORT_B
(byte*) CIA1_PORT_B_DDR
(byte*) CIA2_INTERRUPT
(byte*) CIA2_PORT_A
(byte*) CIA2_PORT_A_DDR
(byte*) CIA2_PORT_B
(byte*) CIA2_PORT_B_DDR
(byte) CIA_INTERRUPT_CLEAR
(byte*) COLS
(byte) CYAN
(byte*) D011
(byte*) D016
(byte*) D018
(byte) DARK_GREY
(byte) GREEN
(byte) GREY
(void()**) HARDWARE_IRQ
(byte) IRQ_COLLISION_BG
(byte) IRQ_COLLISION_SPRITE
(byte*) IRQ_ENABLE
(byte) IRQ_LIGHTPEN
(byte) IRQ_RASTER
(byte*) IRQ_STATUS
(void()**) KERNEL_IRQ
(byte*) LIGHTPEN_X
(byte*) LIGHTPEN_Y
(byte) LIGHT_BLUE
(byte) LIGHT_GREEN
(byte) LIGHT_GREY
(byte) ORANGE
(byte) PINK
(byte*) PROCPORT
(byte) PROCPORT_BASIC_KERNEL_IO
(byte*) PROCPORT_DDR
(byte) PROCPORT_DDR_MEMORY_MASK
(byte) PROCPORT_KERNEL_IO
(byte) PROCPORT_RAM_ALL
(byte) PROCPORT_RAM_CHARROM
(byte) PROCPORT_RAM_IO
(byte) PURPLE
(byte*) RASTER
(byte) RED
(byte*) SPRITES_COLS
(byte*) SPRITES_ENABLE
(byte*) SPRITES_EXPAND_X
(byte*) SPRITES_EXPAND_Y
(byte*) SPRITES_MC
(byte*) SPRITES_MC1
(byte*) SPRITES_MC2
(byte*) SPRITES_PRIORITY
(byte*) SPRITES_XMSB
(byte*) SPRITES_XPOS
(byte*) SPRITES_YPOS
(word) SPRITE_PTRS
(byte) VIC_BMM
(byte*) VIC_CONTROL
(byte*) VIC_CONTROL2
(byte) VIC_CSEL
(byte) VIC_DEN
(byte) VIC_ECM
(byte) VIC_MCM
(byte*) VIC_MEMORY
(byte) VIC_RSEL
(byte) VIC_RST8
(byte) WHITE
(byte) YELLOW
(void()) main()

Initial phi equivalence classes
Complete equivalence classes

INITIAL ASM
//SEG0 File Comments
//SEG1 Basic Upstart
.pc = $801 "Basic"
:BasicUpstart(bbegin)
.pc = $80d "Program"
//SEG2 Global Constants & labels
  .label BGCOL = $d021
  // The colors of the C64
  .const BLACK = 0
//SEG3 @begin
bbegin:
//SEG4 [1] phi from @begin to @5 [phi:@begin->@5]
b5_from_bbegin:
  jmp b5
//SEG5 @5
b5:
//SEG6 [2] call main 
  jsr main
//SEG7 [3] phi from @5 to @end [phi:@5->@end]
bend_from_b5:
  jmp bend
//SEG8 @end
bend:
//SEG9 main
main: {
  //SEG10 [4] *((const byte*) BGCOL#0) ← (const byte) BLACK#0 -- _deref_pbuc1=vbuc2 
    lda #BLACK
    sta BGCOL
    jmp breturn
  //SEG11 main::@return
  breturn:
  //SEG12 [5] return 
    rts
}

REGISTER UPLIFT POTENTIAL REGISTERS
Statement [4] *((const byte*) BGCOL#0) ← (const byte) BLACK#0 [ ] ( main:2 [ ] ) always clobbers reg byte a 

REGISTER UPLIFT SCOPES
Uplift Scope [main] 
Uplift Scope [] 

Uplifting [main] best 27 combination 
Uplifting [] best 27 combination 

ASSEMBLER BEFORE OPTIMIZATION
//SEG0 File Comments
//SEG1 Basic Upstart
.pc = $801 "Basic"
:BasicUpstart(bbegin)
.pc = $80d "Program"
//SEG2 Global Constants & labels
  .label BGCOL = $d021
  // The colors of the C64
  .const BLACK = 0
//SEG3 @begin
bbegin:
//SEG4 [1] phi from @begin to @5 [phi:@begin->@5]
b5_from_bbegin:
  jmp b5
//SEG5 @5
b5:
//SEG6 [2] call main 
  jsr main
//SEG7 [3] phi from @5 to @end [phi:@5->@end]
bend_from_b5:
  jmp bend
//SEG8 @end
bend:
//SEG9 main
main: {
  //SEG10 [4] *((const byte*) BGCOL#0) ← (const byte) BLACK#0 -- _deref_pbuc1=vbuc2 
    lda #BLACK
    sta BGCOL
    jmp breturn
  //SEG11 main::@return
  breturn:
  //SEG12 [5] return 
    rts
}

ASSEMBLER OPTIMIZATIONS
Removing instruction jmp b5
Removing instruction jmp bend
Removing instruction jmp breturn
Succesful ASM optimization Pass5NextJumpElimination
Removing instruction b5_from_bbegin:
Removing instruction b5:
Removing instruction bend_from_b5:
Succesful ASM optimization Pass5RedundantLabelElimination
Removing instruction bend:
Removing instruction breturn:
Succesful ASM optimization Pass5UnusedLabelElimination
Updating BasicUpstart to call main directly
Removing instruction jsr main
Succesful ASM optimization Pass5SkipBegin
Removing instruction bbegin:
Succesful ASM optimization Pass5UnusedLabelElimination

FINAL SYMBOL TABLE
(label) @5
(label) @begin
(label) @end
(byte*) BGCOL
(const byte*) BGCOL#0 BGCOL = ((byte*))(word/dword/signed dword) 53281
(byte*) BGCOL1
(byte*) BGCOL2
(byte*) BGCOL3
(byte*) BGCOL4
(byte) BLACK
(const byte) BLACK#0 BLACK = (byte/signed byte/word/signed word/dword/signed dword) 0
(byte) BLUE
(byte*) BORDERCOL
(byte) BROWN
(byte*) CHARGEN
(byte*) CIA1_INTERRUPT
(byte*) CIA1_PORT_A
(byte*) CIA1_PORT_A_DDR
(byte*) CIA1_PORT_B
(byte*) CIA1_PORT_B_DDR
(byte*) CIA2_INTERRUPT
(byte*) CIA2_PORT_A
(byte*) CIA2_PORT_A_DDR
(byte*) CIA2_PORT_B
(byte*) CIA2_PORT_B_DDR
(byte) CIA_INTERRUPT_CLEAR
(byte*) COLS
(byte) CYAN
(byte*) D011
(byte*) D016
(byte*) D018
(byte) DARK_GREY
(byte) GREEN
(byte) GREY
(void()**) HARDWARE_IRQ
(byte) IRQ_COLLISION_BG
(byte) IRQ_COLLISION_SPRITE
(byte*) IRQ_ENABLE
(byte) IRQ_LIGHTPEN
(byte) IRQ_RASTER
(byte*) IRQ_STATUS
(void()**) KERNEL_IRQ
(byte*) LIGHTPEN_X
(byte*) LIGHTPEN_Y
(byte) LIGHT_BLUE
(byte) LIGHT_GREEN
(byte) LIGHT_GREY
(byte) ORANGE
(byte) PINK
(byte*) PROCPORT
(byte) PROCPORT_BASIC_KERNEL_IO
(byte*) PROCPORT_DDR
(byte) PROCPORT_DDR_MEMORY_MASK
(byte) PROCPORT_KERNEL_IO
(byte) PROCPORT_RAM_ALL
(byte) PROCPORT_RAM_CHARROM
(byte) PROCPORT_RAM_IO
(byte) PURPLE
(byte*) RASTER
(byte) RED
(byte*) SPRITES_COLS
(byte*) SPRITES_ENABLE
(byte*) SPRITES_EXPAND_X
(byte*) SPRITES_EXPAND_Y
(byte*) SPRITES_MC
(byte*) SPRITES_MC1
(byte*) SPRITES_MC2
(byte*) SPRITES_PRIORITY
(byte*) SPRITES_XMSB
(byte*) SPRITES_XPOS
(byte*) SPRITES_YPOS
(word) SPRITE_PTRS
(byte) VIC_BMM
(byte*) VIC_CONTROL
(byte*) VIC_CONTROL2
(byte) VIC_CSEL
(byte) VIC_DEN
(byte) VIC_ECM
(byte) VIC_MCM
(byte*) VIC_MEMORY
(byte) VIC_RSEL
(byte) VIC_RST8
(byte) WHITE
(byte) YELLOW
(void()) main()
(label) main::@return



FINAL ASSEMBLER
Score: 12

//SEG0 File Comments
//SEG1 Basic Upstart
.pc = $801 "Basic"
:BasicUpstart(main)
.pc = $80d "Program"
//SEG2 Global Constants & labels
  .label BGCOL = $d021
  // The colors of the C64
  .const BLACK = 0
//SEG3 @begin
//SEG4 [1] phi from @begin to @5 [phi:@begin->@5]
//SEG5 @5
//SEG6 [2] call main 
//SEG7 [3] phi from @5 to @end [phi:@5->@end]
//SEG8 @end
//SEG9 main
main: {
  //SEG10 [4] *((const byte*) BGCOL#0) ← (const byte) BLACK#0 -- _deref_pbuc1=vbuc2 
    lda #BLACK
    sta BGCOL
  //SEG11 main::@return
  //SEG12 [5] return 
    rts
}

