Fixing pointer array-indexing *((signed word*) main::SCREEN2 + (number) 0)
Fixing pointer array-indexing *((signed word*) main::SCREEN2 + (number) 1)
Identified constant variable (byte*) main::SCREEN
Identified constant variable (signed word*) main::SCREEN2
Identified constant variable (byte) main::i
Identified constant variable (signed word) main::j

CONTROL FLOW GRAPH SSA
@begin: scope:[]  from
  to:@1

(void()) main()
main: scope:[main]  from @1
  *((const byte*) main::SCREEN + (number) 0) ← (const byte) main::i
  *((const byte*) main::SCREEN + (number) 1) ← +(number) 3
  (number~) main::$0 ← (number) 0 * (const byte) SIZEOF_SIGNED_WORD
  *((const signed word*) main::SCREEN2 + (number~) main::$0) ← (const signed word) main::j
  (number~) main::$1 ← (number) 1 * (const byte) SIZEOF_SIGNED_WORD
  *((const signed word*) main::SCREEN2 + (number~) main::$1) ← +(number) 3
  to:main::@return
main::@return: scope:[main]  from main
  return 
  to:@return
@1: scope:[]  from @begin
  call main 
  to:@2
@2: scope:[]  from @1
  to:@end
@end: scope:[]  from @2

SYMBOL TABLE SSA
(label) @1
(label) @2
(label) @begin
(label) @end
(const byte) SIZEOF_SIGNED_WORD = (byte) 2
(void()) main()
(number~) main::$0
(number~) main::$1
(label) main::@return
(const byte*) main::SCREEN = (byte*)(number) $400
(const signed word*) main::SCREEN2 = (signed word*)(number) $428
(const byte) main::i = (byte)+(number) 3
(const signed word) main::j = (signed word)+(number) 3

Adding number conversion cast (unumber) 0 in *((const byte*) main::SCREEN + (number) 0) ← (const byte) main::i
Adding number conversion cast (unumber) +3 in *((const byte*) main::SCREEN + (number) 1) ← +(number) 3
Adding number conversion cast (unumber) 1 in *((const byte*) main::SCREEN + (number) 1) ← ((unumber)) +(number) 3
Adding number conversion cast (unumber) 0 in (number~) main::$0 ← (number) 0 * (const byte) SIZEOF_SIGNED_WORD
Adding number conversion cast (unumber) main::$0 in (number~) main::$0 ← (unumber)(number) 0 * (const byte) SIZEOF_SIGNED_WORD
Adding number conversion cast (unumber) 1 in (number~) main::$1 ← (number) 1 * (const byte) SIZEOF_SIGNED_WORD
Adding number conversion cast (unumber) main::$1 in (number~) main::$1 ← (unumber)(number) 1 * (const byte) SIZEOF_SIGNED_WORD
Adding number conversion cast (snumber) +3 in *((const signed word*) main::SCREEN2 + (unumber~) main::$1) ← +(number) 3
Successful SSA optimization PassNAddNumberTypeConversions
Inlining cast *((const byte*) main::SCREEN + (unumber)(number) 1) ← (unumber)+(number) 3
Inlining cast *((const signed word*) main::SCREEN2 + (unumber~) main::$1) ← (snumber)+(number) 3
Successful SSA optimization Pass2InlineCast
Simplifying constant pointer cast (byte*) 1024
Simplifying constant pointer cast (signed word*) 1064
Simplifying constant integer cast 0
Simplifying constant integer cast 1
Simplifying constant integer cast 0
Simplifying constant integer cast 1
Successful SSA optimization PassNCastSimplification
Finalized unsigned number type (byte) 0
Finalized unsigned number type (byte) 1
Finalized unsigned number type (byte) 0
Finalized unsigned number type (byte) 1
Successful SSA optimization PassNFinalizeNumberTypeConversions
Inferred type updated to byte in (unumber~) main::$0 ← (byte) 0 * (const byte) SIZEOF_SIGNED_WORD
Inferred type updated to byte in (unumber~) main::$1 ← (byte) 1 * (const byte) SIZEOF_SIGNED_WORD
Constant right-side identified [1] *((const byte*) main::SCREEN + (byte) 1) ← (unumber)+(number) 3
Constant right-side identified [2] (byte~) main::$0 ← (byte) 0 * (const byte) SIZEOF_SIGNED_WORD
Constant right-side identified [4] (byte~) main::$1 ← (byte) 1 * (const byte) SIZEOF_SIGNED_WORD
Constant right-side identified [5] *((const signed word*) main::SCREEN2 + (byte~) main::$1) ← (snumber)+(number) 3
Successful SSA optimization Pass2ConstantRValueConsolidation
Constant (const byte) main::$0 = 0*SIZEOF_SIGNED_WORD
Constant (const byte) main::$1 = 1*SIZEOF_SIGNED_WORD
Successful SSA optimization Pass2ConstantIdentification
Simplifying constant evaluating to zero (byte) 0*(const byte) SIZEOF_SIGNED_WORD in 
Successful SSA optimization PassNSimplifyConstantZero
Simplifying expression containing zero main::SCREEN in [0] *((const byte*) main::SCREEN + (byte) 0) ← (const byte) main::i
Simplifying expression containing zero main::SCREEN2 in [3] *((const signed word*) main::SCREEN2 + (const byte) main::$0) ← (const signed word) main::j
Successful SSA optimization PassNSimplifyExpressionWithZero
Eliminating unused constant (const byte) main::$0
Successful SSA optimization PassNEliminateUnusedVars
Constant inlined main::$1 = (byte) 1*(const byte) SIZEOF_SIGNED_WORD
Successful SSA optimization Pass2ConstantInlining
Consolidated array index constant in *(main::SCREEN+1)
Consolidated array index constant in *(main::SCREEN2+1*SIZEOF_SIGNED_WORD)
Successful SSA optimization Pass2ConstantAdditionElimination
Adding NOP phi() at start of @begin
Adding NOP phi() at start of @1
Adding NOP phi() at start of @2
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
Culled Empty Block (label) @2
Adding NOP phi() at start of @begin
Adding NOP phi() at start of @1
Adding NOP phi() at start of @end

FINAL CONTROL FLOW GRAPH
@begin: scope:[]  from
  [0] phi()
  to:@1
@1: scope:[]  from @begin
  [1] phi()
  [2] call main 
  to:@end
@end: scope:[]  from @1
  [3] phi()

(void()) main()
main: scope:[main]  from @1
  [4] *((const byte*) main::SCREEN) ← (const byte) main::i
  [5] *((const byte*) main::SCREEN+(byte) 1) ← (byte)+(number) 3
  [6] *((const signed word*) main::SCREEN2) ← (const signed word) main::j
  [7] *((const signed word*) main::SCREEN2+(byte) 1*(const byte) SIZEOF_SIGNED_WORD) ← (signed byte)+(number) 3
  to:main::@return
main::@return: scope:[main]  from main
  [8] return 
  to:@return


VARIABLE REGISTER WEIGHTS
(void()) main()

Initial phi equivalence classes
Complete equivalence classes

INITIAL ASM
Target platform is c64basic / MOS6502X
  // File Comments
// Test unary plus
  // Upstart
.pc = $801 "Basic"
:BasicUpstart(__bbegin)
.pc = $80d "Program"
  // Global Constants & labels
  .const SIZEOF_SIGNED_WORD = 2
  // @begin
__bbegin:
  // [1] phi from @begin to @1 [phi:@begin->@1]
__b1_from___bbegin:
  jmp __b1
  // @1
__b1:
  // [2] call main 
  jsr main
  // [3] phi from @1 to @end [phi:@1->@end]
__bend_from___b1:
  jmp __bend
  // @end
__bend:
  // main
main: {
    .label SCREEN = $400
    .label SCREEN2 = $428
    .const i = 3
    .const j = 3
    // [4] *((const byte*) main::SCREEN) ← (const byte) main::i -- _deref_pbuc1=vbuc2 
    lda #i
    sta SCREEN
    // [5] *((const byte*) main::SCREEN+(byte) 1) ← (byte)+(number) 3 -- _deref_pbuc1=vbuc2 
    lda #3
    sta SCREEN+1
    // [6] *((const signed word*) main::SCREEN2) ← (const signed word) main::j -- _deref_pwsc1=vwsc2 
    lda #<j
    sta SCREEN2
    lda #>j
    sta SCREEN2+1
    // [7] *((const signed word*) main::SCREEN2+(byte) 1*(const byte) SIZEOF_SIGNED_WORD) ← (signed byte)+(number) 3 -- _deref_pwsc1=vwsc2 
    lda #<3
    sta SCREEN2+1*SIZEOF_SIGNED_WORD
    lda #>3
    sta SCREEN2+1*SIZEOF_SIGNED_WORD+1
    jmp __breturn
    // main::@return
  __breturn:
    // [8] return 
    rts
}
  // File Data

REGISTER UPLIFT POTENTIAL REGISTERS
Statement [4] *((const byte*) main::SCREEN) ← (const byte) main::i [ ] ( main:2 [ ] ) always clobbers reg byte a 
Statement [5] *((const byte*) main::SCREEN+(byte) 1) ← (byte)+(number) 3 [ ] ( main:2 [ ] ) always clobbers reg byte a 
Statement [6] *((const signed word*) main::SCREEN2) ← (const signed word) main::j [ ] ( main:2 [ ] ) always clobbers reg byte a 
Statement [7] *((const signed word*) main::SCREEN2+(byte) 1*(const byte) SIZEOF_SIGNED_WORD) ← (signed byte)+(number) 3 [ ] ( main:2 [ ] ) always clobbers reg byte a 

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

Uplifting [main] best 57 combination 
Uplifting [] best 57 combination 

ASSEMBLER BEFORE OPTIMIZATION
  // File Comments
// Test unary plus
  // Upstart
.pc = $801 "Basic"
:BasicUpstart(__bbegin)
.pc = $80d "Program"
  // Global Constants & labels
  .const SIZEOF_SIGNED_WORD = 2
  // @begin
__bbegin:
  // [1] phi from @begin to @1 [phi:@begin->@1]
__b1_from___bbegin:
  jmp __b1
  // @1
__b1:
  // [2] call main 
  jsr main
  // [3] phi from @1 to @end [phi:@1->@end]
__bend_from___b1:
  jmp __bend
  // @end
__bend:
  // main
main: {
    .label SCREEN = $400
    .label SCREEN2 = $428
    .const i = 3
    .const j = 3
    // [4] *((const byte*) main::SCREEN) ← (const byte) main::i -- _deref_pbuc1=vbuc2 
    lda #i
    sta SCREEN
    // [5] *((const byte*) main::SCREEN+(byte) 1) ← (byte)+(number) 3 -- _deref_pbuc1=vbuc2 
    lda #3
    sta SCREEN+1
    // [6] *((const signed word*) main::SCREEN2) ← (const signed word) main::j -- _deref_pwsc1=vwsc2 
    lda #<j
    sta SCREEN2
    lda #>j
    sta SCREEN2+1
    // [7] *((const signed word*) main::SCREEN2+(byte) 1*(const byte) SIZEOF_SIGNED_WORD) ← (signed byte)+(number) 3 -- _deref_pwsc1=vwsc2 
    lda #<3
    sta SCREEN2+1*SIZEOF_SIGNED_WORD
    lda #>3
    sta SCREEN2+1*SIZEOF_SIGNED_WORD+1
    jmp __breturn
    // main::@return
  __breturn:
    // [8] return 
    rts
}
  // File Data

ASSEMBLER OPTIMIZATIONS
Removing instruction jmp __b1
Removing instruction jmp __bend
Removing instruction jmp __breturn
Succesful ASM optimization Pass5NextJumpElimination
Replacing label __bbegin with __b1
Removing instruction __bbegin:
Removing instruction __b1_from___bbegin:
Removing instruction __bend_from___b1:
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 __b1:
Succesful ASM optimization Pass5UnusedLabelElimination

FINAL SYMBOL TABLE
(label) @1
(label) @begin
(label) @end
(const byte) SIZEOF_SIGNED_WORD = (byte) 2
(void()) main()
(label) main::@return
(const byte*) main::SCREEN = (byte*) 1024
(const signed word*) main::SCREEN2 = (signed word*) 1064
(const byte) main::i = (byte)+(number) 3
(const signed word) main::j = (signed word)+(number) 3



FINAL ASSEMBLER
Score: 42

  // File Comments
// Test unary plus
  // Upstart
.pc = $801 "Basic"
:BasicUpstart(main)
.pc = $80d "Program"
  // Global Constants & labels
  .const SIZEOF_SIGNED_WORD = 2
  // @begin
  // [1] phi from @begin to @1 [phi:@begin->@1]
  // @1
  // [2] call main 
  // [3] phi from @1 to @end [phi:@1->@end]
  // @end
  // main
main: {
    .label SCREEN = $400
    .label SCREEN2 = $428
    .const i = 3
    .const j = 3
    // SCREEN[0] = i
    // [4] *((const byte*) main::SCREEN) ← (const byte) main::i -- _deref_pbuc1=vbuc2 
    lda #i
    sta SCREEN
    // SCREEN[1] = +3
    // [5] *((const byte*) main::SCREEN+(byte) 1) ← (byte)+(number) 3 -- _deref_pbuc1=vbuc2 
    lda #3
    sta SCREEN+1
    // SCREEN2[0] = j
    // [6] *((const signed word*) main::SCREEN2) ← (const signed word) main::j -- _deref_pwsc1=vwsc2 
    lda #<j
    sta SCREEN2
    lda #>j
    sta SCREEN2+1
    // SCREEN2[1] = +3
    // [7] *((const signed word*) main::SCREEN2+(byte) 1*(const byte) SIZEOF_SIGNED_WORD) ← (signed byte)+(number) 3 -- _deref_pwsc1=vwsc2 
    lda #<3
    sta SCREEN2+1*SIZEOF_SIGNED_WORD
    lda #>3
    sta SCREEN2+1*SIZEOF_SIGNED_WORD+1
    // main::@return
    // }
    // [8] return 
    rts
}
  // File Data

