mirror of
https://gitlab.com/camelot/kickc.git
synced 2025-08-09 04:25:12 +00:00
423 lines
12 KiB
Plaintext
423 lines
12 KiB
Plaintext
|
|
CONTROL FLOW GRAPH SSA
|
|
|
|
void main()
|
|
main: scope:[main] from __start
|
|
main::lo#0 = 0
|
|
to:main::@1
|
|
main::@1: scope:[main] from main main::@5
|
|
main::lo#2 = phi( main/main::lo#0, main::@5/main::lo#1 )
|
|
main::$0 = main::lo#2 < $64
|
|
if(main::$0) goto main::@2
|
|
to:main::@return
|
|
main::@2: scope:[main] from main::@1
|
|
main::lo#6 = phi( main::@1/main::lo#2 )
|
|
main::hi#0 = 0
|
|
to:main::@3
|
|
main::@3: scope:[main] from main::@2 main::@4
|
|
main::lo#5 = phi( main::@2/main::lo#6, main::@4/main::lo#3 )
|
|
main::hi#2 = phi( main::@2/main::hi#0, main::@4/main::hi#1 )
|
|
main::$1 = main::hi#2 < $64
|
|
if(main::$1) goto main::@4
|
|
to:main::@5
|
|
main::@4: scope:[main] from main::@3
|
|
main::lo#3 = phi( main::@3/main::lo#5 )
|
|
main::hi#3 = phi( main::@3/main::hi#2 )
|
|
main::$2 = main::hi#3 dw= main::lo#3
|
|
main::i#0 = main::$2
|
|
*main::SCREEN = main::i#0
|
|
main::hi#1 = ++ main::hi#3
|
|
to:main::@3
|
|
main::@5: scope:[main] from main::@3
|
|
main::lo#4 = phi( main::@3/main::lo#5 )
|
|
main::lo#1 = ++ main::lo#4
|
|
to:main::@1
|
|
main::@return: scope:[main] from main::@1
|
|
return
|
|
to:@return
|
|
|
|
void __start()
|
|
__start: scope:[__start] from
|
|
call main
|
|
to:__start::@1
|
|
__start::@1: scope:[__start] from __start
|
|
to:__start::@return
|
|
__start::@return: scope:[__start] from __start::@1
|
|
return
|
|
to:@return
|
|
|
|
SYMBOL TABLE SSA
|
|
void __start()
|
|
void main()
|
|
bool~ main::$0
|
|
bool~ main::$1
|
|
dword~ main::$2
|
|
constant dword* const main::SCREEN = (word*)$400
|
|
word main::hi
|
|
word main::hi#0
|
|
word main::hi#1
|
|
word main::hi#2
|
|
word main::hi#3
|
|
dword main::i
|
|
dword main::i#0
|
|
word main::lo
|
|
word main::lo#0
|
|
word main::lo#1
|
|
word main::lo#2
|
|
word main::lo#3
|
|
word main::lo#4
|
|
word main::lo#5
|
|
word main::lo#6
|
|
|
|
Adding number conversion cast (unumber) $64 in main::$0 = main::lo#2 < $64
|
|
Adding number conversion cast (unumber) $64 in main::$1 = main::hi#2 < $64
|
|
Successful SSA optimization PassNAddNumberTypeConversions
|
|
Simplifying constant pointer cast (word*) 1024
|
|
Simplifying constant integer cast $64
|
|
Simplifying constant integer cast $64
|
|
Successful SSA optimization PassNCastSimplification
|
|
Finalized unsigned number type (byte) $64
|
|
Finalized unsigned number type (byte) $64
|
|
Successful SSA optimization PassNFinalizeNumberTypeConversions
|
|
Alias main::lo#2 = main::lo#6
|
|
Alias main::hi#2 = main::hi#3
|
|
Alias main::lo#3 = main::lo#5 main::lo#4
|
|
Alias main::i#0 = main::$2
|
|
Successful SSA optimization Pass2AliasElimination
|
|
Identical Phi Values main::lo#3 main::lo#2
|
|
Successful SSA optimization Pass2IdenticalPhiElimination
|
|
Simple Condition main::$0 [3] if(main::lo#2<$64) goto main::@2
|
|
Simple Condition main::$1 [7] if(main::hi#2<$64) goto main::@4
|
|
Successful SSA optimization Pass2ConditionalJumpSimplification
|
|
Constant main::lo#0 = 0
|
|
Constant main::hi#0 = 0
|
|
Successful SSA optimization Pass2ConstantIdentification
|
|
Removing unused procedure __start
|
|
Removing unused procedure block __start
|
|
Removing unused procedure block __start::@1
|
|
Removing unused procedure block __start::@return
|
|
Successful SSA optimization PassNEliminateEmptyStart
|
|
Inlining constant with var siblings main::lo#0
|
|
Inlining constant with var siblings main::hi#0
|
|
Constant inlined main::lo#0 = 0
|
|
Constant inlined main::hi#0 = 0
|
|
Successful SSA optimization Pass2ConstantInlining
|
|
Adding NOP phi() at start of main
|
|
Adding NOP phi() at start of main::@2
|
|
CALL GRAPH
|
|
|
|
Created 2 initial phi equivalence classes
|
|
Coalesced [8] main::lo#7 = main::lo#1
|
|
Coalesced [12] main::hi#4 = main::hi#1
|
|
Coalesced down to 2 phi equivalence classes
|
|
Culled Empty Block label main::@2
|
|
Renumbering block main::@3 to main::@2
|
|
Renumbering block main::@4 to main::@3
|
|
Renumbering block main::@5 to main::@4
|
|
Adding NOP phi() at start of main
|
|
|
|
FINAL CONTROL FLOW GRAPH
|
|
|
|
void main()
|
|
main: scope:[main] from
|
|
[0] phi()
|
|
to:main::@1
|
|
main::@1: scope:[main] from main main::@4
|
|
[1] main::lo#2 = phi( main/0, main::@4/main::lo#1 )
|
|
[2] if(main::lo#2<$64) goto main::@2
|
|
to:main::@return
|
|
main::@return: scope:[main] from main::@1
|
|
[3] return
|
|
to:@return
|
|
main::@2: scope:[main] from main::@1 main::@3
|
|
[4] main::hi#2 = phi( main::@1/0, main::@3/main::hi#1 )
|
|
[5] if(main::hi#2<$64) goto main::@3
|
|
to:main::@4
|
|
main::@4: scope:[main] from main::@2
|
|
[6] main::lo#1 = ++ main::lo#2
|
|
to:main::@1
|
|
main::@3: scope:[main] from main::@2
|
|
[7] main::i#0 = main::hi#2 dw= main::lo#2
|
|
[8] *main::SCREEN = main::i#0
|
|
[9] main::hi#1 = ++ main::hi#2
|
|
to:main::@2
|
|
|
|
|
|
VARIABLE REGISTER WEIGHTS
|
|
void main()
|
|
word main::hi
|
|
word main::hi#1 202.0
|
|
word main::hi#2 101.0
|
|
dword main::i
|
|
dword main::i#0 202.0
|
|
word main::lo
|
|
word main::lo#1 22.0
|
|
word main::lo#2 19.142857142857142
|
|
|
|
Initial phi equivalence classes
|
|
[ main::lo#2 main::lo#1 ]
|
|
[ main::hi#2 main::hi#1 ]
|
|
Added variable main::i#0 to live range equivalence class [ main::i#0 ]
|
|
Complete equivalence classes
|
|
[ main::lo#2 main::lo#1 ]
|
|
[ main::hi#2 main::hi#1 ]
|
|
[ main::i#0 ]
|
|
Allocated zp[2]:2 [ main::lo#2 main::lo#1 ]
|
|
Allocated zp[2]:4 [ main::hi#2 main::hi#1 ]
|
|
Allocated zp[4]:6 [ main::i#0 ]
|
|
REGISTER UPLIFT POTENTIAL REGISTERS
|
|
Statement [2] if(main::lo#2<$64) goto main::@2 [ main::lo#2 ] ( [ main::lo#2 ] { } ) always clobbers reg byte a
|
|
Statement [5] if(main::hi#2<$64) goto main::@3 [ main::lo#2 main::hi#2 ] ( [ main::lo#2 main::hi#2 ] { } ) always clobbers reg byte a
|
|
Statement [7] main::i#0 = main::hi#2 dw= main::lo#2 [ main::lo#2 main::hi#2 main::i#0 ] ( [ main::lo#2 main::hi#2 main::i#0 ] { } ) always clobbers reg byte a
|
|
Statement [8] *main::SCREEN = main::i#0 [ main::lo#2 main::hi#2 ] ( [ main::lo#2 main::hi#2 ] { } ) always clobbers reg byte a
|
|
Potential registers zp[2]:2 [ main::lo#2 main::lo#1 ] : zp[2]:2 ,
|
|
Potential registers zp[2]:4 [ main::hi#2 main::hi#1 ] : zp[2]:4 ,
|
|
Potential registers zp[4]:6 [ main::i#0 ] : zp[4]:6 ,
|
|
|
|
REGISTER UPLIFT SCOPES
|
|
Uplift Scope [main] 303: zp[2]:4 [ main::hi#2 main::hi#1 ] 202: zp[4]:6 [ main::i#0 ] 41.14: zp[2]:2 [ main::lo#2 main::lo#1 ]
|
|
Uplift Scope []
|
|
|
|
Uplifting [main] best 10101 combination zp[2]:4 [ main::hi#2 main::hi#1 ] zp[4]:6 [ main::i#0 ] zp[2]:2 [ main::lo#2 main::lo#1 ]
|
|
Uplifting [] best 10101 combination
|
|
|
|
ASSEMBLER BEFORE OPTIMIZATION
|
|
// File Comments
|
|
// Test MAKELONG()
|
|
// Upstart
|
|
// Commodore 64 PRG executable file
|
|
.file [name="makelong-0.prg", type="prg", segments="Program"]
|
|
.segmentdef Program [segments="Basic, Code, Data"]
|
|
.segmentdef Basic [start=$0801]
|
|
.segmentdef Code [start=$80d]
|
|
.segmentdef Data [startAfter="Code"]
|
|
.segment Basic
|
|
:BasicUpstart(main)
|
|
// Global Constants & labels
|
|
.segment Code
|
|
// main
|
|
main: {
|
|
.label SCREEN = $400
|
|
.label i = 6
|
|
.label hi = 4
|
|
.label lo = 2
|
|
// [1] phi from main to main::@1 [phi:main->main::@1]
|
|
__b1_from_main:
|
|
// [1] phi main::lo#2 = 0 [phi:main->main::@1#0] -- vwuz1=vwuc1
|
|
lda #<0
|
|
sta.z lo
|
|
lda #>0
|
|
sta.z lo+1
|
|
jmp __b1
|
|
// main::@1
|
|
__b1:
|
|
// [2] if(main::lo#2<$64) goto main::@2 -- vwuz1_lt_vbuc1_then_la1
|
|
lda.z lo+1
|
|
bne !+
|
|
lda.z lo
|
|
cmp #$64
|
|
bcc __b2_from___b1
|
|
!:
|
|
jmp __breturn
|
|
// main::@return
|
|
__breturn:
|
|
// [3] return
|
|
rts
|
|
// [4] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
|
|
__b2_from___b1:
|
|
// [4] phi main::hi#2 = 0 [phi:main::@1->main::@2#0] -- vwuz1=vwuc1
|
|
lda #<0
|
|
sta.z hi
|
|
lda #>0
|
|
sta.z hi+1
|
|
jmp __b2
|
|
// main::@2
|
|
__b2:
|
|
// [5] if(main::hi#2<$64) goto main::@3 -- vwuz1_lt_vbuc1_then_la1
|
|
lda.z hi+1
|
|
bne !+
|
|
lda.z hi
|
|
cmp #$64
|
|
bcc __b3
|
|
!:
|
|
jmp __b4
|
|
// main::@4
|
|
__b4:
|
|
// [6] main::lo#1 = ++ main::lo#2 -- vwuz1=_inc_vwuz1
|
|
inc.z lo
|
|
bne !+
|
|
inc.z lo+1
|
|
!:
|
|
// [1] phi from main::@4 to main::@1 [phi:main::@4->main::@1]
|
|
__b1_from___b4:
|
|
// [1] phi main::lo#2 = main::lo#1 [phi:main::@4->main::@1#0] -- register_copy
|
|
jmp __b1
|
|
// main::@3
|
|
__b3:
|
|
// [7] main::i#0 = main::hi#2 dw= main::lo#2 -- vduz1=vwuz2_dword_vwuz3
|
|
lda.z hi
|
|
sta.z i+2
|
|
lda.z hi+1
|
|
sta.z i+3
|
|
lda.z lo
|
|
sta.z i
|
|
lda.z lo+1
|
|
sta.z i+1
|
|
// [8] *main::SCREEN = main::i#0 -- _deref_pduc1=vduz1
|
|
lda.z i
|
|
sta SCREEN
|
|
lda.z i+1
|
|
sta SCREEN+1
|
|
lda.z i+2
|
|
sta SCREEN+2
|
|
lda.z i+3
|
|
sta SCREEN+3
|
|
// [9] main::hi#1 = ++ main::hi#2 -- vwuz1=_inc_vwuz1
|
|
inc.z hi
|
|
bne !+
|
|
inc.z hi+1
|
|
!:
|
|
// [4] phi from main::@3 to main::@2 [phi:main::@3->main::@2]
|
|
__b2_from___b3:
|
|
// [4] phi main::hi#2 = main::hi#1 [phi:main::@3->main::@2#0] -- register_copy
|
|
jmp __b2
|
|
}
|
|
// File Data
|
|
|
|
ASSEMBLER OPTIMIZATIONS
|
|
Removing instruction jmp __b1
|
|
Removing instruction jmp __breturn
|
|
Removing instruction jmp __b2
|
|
Removing instruction jmp __b4
|
|
Succesful ASM optimization Pass5NextJumpElimination
|
|
Removing instruction lda #>0
|
|
Removing instruction lda #>0
|
|
Succesful ASM optimization Pass5UnnecesaryLoadElimination
|
|
Removing instruction __b1_from_main:
|
|
Removing instruction __breturn:
|
|
Removing instruction __b4:
|
|
Removing instruction __b1_from___b4:
|
|
Removing instruction __b2_from___b3:
|
|
Succesful ASM optimization Pass5UnusedLabelElimination
|
|
Relabelling long label __b2_from___b1 to __b4
|
|
Succesful ASM optimization Pass5RelabelLongLabels
|
|
|
|
FINAL SYMBOL TABLE
|
|
void main()
|
|
constant dword* const main::SCREEN = (word*) 1024
|
|
word main::hi
|
|
word main::hi#1 hi zp[2]:4 202.0
|
|
word main::hi#2 hi zp[2]:4 101.0
|
|
dword main::i
|
|
dword main::i#0 i zp[4]:6 202.0
|
|
word main::lo
|
|
word main::lo#1 lo zp[2]:2 22.0
|
|
word main::lo#2 lo zp[2]:2 19.142857142857142
|
|
|
|
zp[2]:2 [ main::lo#2 main::lo#1 ]
|
|
zp[2]:4 [ main::hi#2 main::hi#1 ]
|
|
zp[4]:6 [ main::i#0 ]
|
|
|
|
|
|
FINAL ASSEMBLER
|
|
Score: 9221
|
|
|
|
// File Comments
|
|
// Test MAKELONG()
|
|
// Upstart
|
|
// Commodore 64 PRG executable file
|
|
.file [name="makelong-0.prg", type="prg", segments="Program"]
|
|
.segmentdef Program [segments="Basic, Code, Data"]
|
|
.segmentdef Basic [start=$0801]
|
|
.segmentdef Code [start=$80d]
|
|
.segmentdef Data [startAfter="Code"]
|
|
.segment Basic
|
|
:BasicUpstart(main)
|
|
// Global Constants & labels
|
|
.segment Code
|
|
// main
|
|
main: {
|
|
.label SCREEN = $400
|
|
.label i = 6
|
|
.label hi = 4
|
|
.label lo = 2
|
|
// [1] phi from main to main::@1 [phi:main->main::@1]
|
|
// [1] phi main::lo#2 = 0 [phi:main->main::@1#0] -- vwuz1=vwuc1
|
|
lda #<0
|
|
sta.z lo
|
|
sta.z lo+1
|
|
// main::@1
|
|
__b1:
|
|
// for(unsigned int lo=0;lo<100;lo++)
|
|
// [2] if(main::lo#2<$64) goto main::@2 -- vwuz1_lt_vbuc1_then_la1
|
|
lda.z lo+1
|
|
bne !+
|
|
lda.z lo
|
|
cmp #$64
|
|
bcc __b4
|
|
!:
|
|
// main::@return
|
|
// }
|
|
// [3] return
|
|
rts
|
|
// [4] phi from main::@1 to main::@2 [phi:main::@1->main::@2]
|
|
__b4:
|
|
// [4] phi main::hi#2 = 0 [phi:main::@1->main::@2#0] -- vwuz1=vwuc1
|
|
lda #<0
|
|
sta.z hi
|
|
sta.z hi+1
|
|
// main::@2
|
|
__b2:
|
|
// for(unsigned int hi=0;hi<100;hi++)
|
|
// [5] if(main::hi#2<$64) goto main::@3 -- vwuz1_lt_vbuc1_then_la1
|
|
lda.z hi+1
|
|
bne !+
|
|
lda.z hi
|
|
cmp #$64
|
|
bcc __b3
|
|
!:
|
|
// main::@4
|
|
// for(unsigned int lo=0;lo<100;lo++)
|
|
// [6] main::lo#1 = ++ main::lo#2 -- vwuz1=_inc_vwuz1
|
|
inc.z lo
|
|
bne !+
|
|
inc.z lo+1
|
|
!:
|
|
// [1] phi from main::@4 to main::@1 [phi:main::@4->main::@1]
|
|
// [1] phi main::lo#2 = main::lo#1 [phi:main::@4->main::@1#0] -- register_copy
|
|
jmp __b1
|
|
// main::@3
|
|
__b3:
|
|
// unsigned long i = MAKELONG(hi, lo)
|
|
// [7] main::i#0 = main::hi#2 dw= main::lo#2 -- vduz1=vwuz2_dword_vwuz3
|
|
lda.z hi
|
|
sta.z i+2
|
|
lda.z hi+1
|
|
sta.z i+3
|
|
lda.z lo
|
|
sta.z i
|
|
lda.z lo+1
|
|
sta.z i+1
|
|
// *SCREEN = i
|
|
// [8] *main::SCREEN = main::i#0 -- _deref_pduc1=vduz1
|
|
lda.z i
|
|
sta SCREEN
|
|
lda.z i+1
|
|
sta SCREEN+1
|
|
lda.z i+2
|
|
sta SCREEN+2
|
|
lda.z i+3
|
|
sta SCREEN+3
|
|
// for(unsigned int hi=0;hi<100;hi++)
|
|
// [9] main::hi#1 = ++ main::hi#2 -- vwuz1=_inc_vwuz1
|
|
inc.z hi
|
|
bne !+
|
|
inc.z hi+1
|
|
!:
|
|
// [4] phi from main::@3 to main::@2 [phi:main::@3->main::@2]
|
|
// [4] phi main::hi#2 = main::hi#1 [phi:main::@3->main::@2#0] -- register_copy
|
|
jmp __b2
|
|
}
|
|
// File Data
|
|
|