mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-09-29 03:56:15 +00:00
683 lines
26 KiB
Plaintext
683 lines
26 KiB
Plaintext
Fixing struct type size struct Person to 65
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Fixing struct type size struct Person to 65
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Fixing struct type size struct Person to 65
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Fixing struct type size struct Person to 65
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Fixing struct type size struct Person to 65
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Fixing struct type SIZE_OF struct Person to 65
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Fixing struct type SIZE_OF struct Person to 65
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Inlined call call __init
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CONTROL FLOW GRAPH SSA
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void main()
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main: scope:[main] from __start::@1
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idx#20 = phi( __start::@1/idx#22 )
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*main::jesper_name = memcpy(*(&$0), char, $40)
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print_person::person_id#0 = main::jesper_id
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print_person::person_name#0 = main::jesper_name
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call print_person
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to:main::@1
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main::@1: scope:[main] from main
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idx#11 = phi( main/idx#7 )
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idx#0 = idx#11
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*main::henriette_name = memcpy(*(&$1), char, $40)
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print_person::person_id#1 = main::henriette_id
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print_person::person_name#1 = main::henriette_name
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call print_person
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to:main::@2
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main::@2: scope:[main] from main::@1
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idx#12 = phi( main::@1/idx#7 )
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idx#1 = idx#12
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to:main::@return
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main::@return: scope:[main] from main::@2
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idx#13 = phi( main::@2/idx#1 )
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idx#2 = idx#13
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return
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to:@return
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void print_person(char person_id , char *person_name)
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print_person: scope:[print_person] from main main::@1
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print_person::person_name#4 = phi( main/print_person::person_name#0, main::@1/print_person::person_name#1 )
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idx#14 = phi( main/idx#20, main::@1/idx#0 )
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print_person::person_id#2 = phi( main/print_person::person_id#0, main::@1/print_person::person_id#1 )
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SCREEN[idx#14] = DIGIT[print_person::person_id#2]
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idx#3 = ++ idx#14
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SCREEN[idx#3] = ' '
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idx#4 = ++ idx#3
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print_person::i#0 = 0
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to:print_person::@1
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print_person::@1: scope:[print_person] from print_person print_person::@2
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idx#21 = phi( print_person/idx#4, print_person::@2/idx#5 )
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print_person::i#2 = phi( print_person/print_person::i#0, print_person::@2/print_person::i#1 )
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print_person::person_name#2 = phi( print_person/print_person::person_name#4, print_person::@2/print_person::person_name#3 )
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print_person::$0 = 0 != print_person::person_name#2[print_person::i#2]
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if(print_person::$0) goto print_person::@2
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to:print_person::@3
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print_person::@2: scope:[print_person] from print_person::@1
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idx#15 = phi( print_person::@1/idx#21 )
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print_person::i#3 = phi( print_person::@1/print_person::i#2 )
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print_person::person_name#3 = phi( print_person::@1/print_person::person_name#2 )
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SCREEN[idx#15] = print_person::person_name#3[print_person::i#3]
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idx#5 = ++ idx#15
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print_person::i#1 = ++ print_person::i#3
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to:print_person::@1
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print_person::@3: scope:[print_person] from print_person::@1
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idx#16 = phi( print_person::@1/idx#21 )
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SCREEN[idx#16] = ' '
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idx#6 = ++ idx#16
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to:print_person::@return
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print_person::@return: scope:[print_person] from print_person::@3
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idx#17 = phi( print_person::@3/idx#6 )
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idx#7 = idx#17
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return
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to:@return
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void __start()
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__start: scope:[__start] from
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to:__start::__init1
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__start::__init1: scope:[__start] from __start
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idx#8 = 0
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to:__start::@1
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__start::@1: scope:[__start] from __start::__init1
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idx#22 = phi( __start::__init1/idx#8 )
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call main
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to:__start::@2
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__start::@2: scope:[__start] from __start::@1
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idx#18 = phi( __start::@1/idx#2 )
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idx#9 = idx#18
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to:__start::@return
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__start::@return: scope:[__start] from __start::@2
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idx#19 = phi( __start::@2/idx#9 )
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idx#10 = idx#19
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return
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to:@return
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SYMBOL TABLE SSA
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__constant char $0[$40] = "jesper"
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__constant char $1[$40] = "henriette"
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__constant char DIGIT[] = "0123456789"
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__constant char * const SCREEN = (char *)$400
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void __start()
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char idx
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char idx#0
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char idx#1
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char idx#10
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char idx#11
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char idx#12
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char idx#13
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char idx#14
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char idx#15
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char idx#16
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char idx#17
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char idx#18
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char idx#19
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char idx#2
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char idx#20
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char idx#21
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char idx#22
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char idx#3
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char idx#4
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char idx#5
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char idx#6
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char idx#7
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char idx#8
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char idx#9
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void main()
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__constant char main::henriette_id = 7
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__constant char main::henriette_name[$40] = { fill( $40, 0) }
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__constant char main::jesper_id = 4
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__constant char main::jesper_name[$40] = { fill( $40, 0) }
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void print_person(char person_id , char *person_name)
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bool print_person::$0
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char print_person::i
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char print_person::i#0
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char print_person::i#1
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char print_person::i#2
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char print_person::i#3
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struct Person print_person::person
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char print_person::person_id
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char print_person::person_id#0
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char print_person::person_id#1
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char print_person::person_id#2
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char *print_person::person_name
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char *print_person::person_name#0
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char *print_person::person_name#1
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char *print_person::person_name#2
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char *print_person::person_name#3
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char *print_person::person_name#4
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Adding number conversion cast (unumber) 0 in print_person::$0 = 0 != print_person::person_name#2[print_person::i#2]
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Successful SSA optimization PassNAddNumberTypeConversions
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Simplifying constant pointer cast (char *) 1024
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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 (char) 0
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Alias idx#0 = idx#11
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Alias idx#1 = idx#12 idx#13 idx#2
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Alias print_person::person_name#2 = print_person::person_name#3
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Alias print_person::i#2 = print_person::i#3
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Alias idx#15 = idx#21 idx#16
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Alias idx#17 = idx#6 idx#7
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Alias idx#22 = idx#8
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Alias idx#10 = idx#9 idx#18 idx#19
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Successful SSA optimization Pass2AliasElimination
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Identical Phi Values idx#20 idx#22
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Identical Phi Values idx#0 idx#17
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Identical Phi Values idx#1 idx#17
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Identical Phi Values print_person::person_name#2 print_person::person_name#4
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Identical Phi Values idx#10 idx#1
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Successful SSA optimization Pass2IdenticalPhiElimination
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Simple Condition print_person::$0 [20] if(0!=print_person::person_name#4[print_person::i#2]) goto print_person::@2
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Successful SSA optimization Pass2ConditionalJumpSimplification
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Constant print_person::person_id#0 = main::jesper_id
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Constant print_person::person_name#0 = main::jesper_name
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Constant print_person::person_id#1 = main::henriette_id
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Constant print_person::person_name#1 = main::henriette_name
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Constant print_person::i#0 = 0
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Constant idx#22 = 0
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Successful SSA optimization Pass2ConstantIdentification
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Removing unused procedure __start
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Removing unused procedure block __start
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Removing unused procedure block __start::__init1
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Removing unused procedure block __start::@1
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Removing unused procedure block __start::@2
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Removing unused procedure block __start::@return
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Successful SSA optimization PassNEliminateEmptyStart
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Inlining constant with var siblings print_person::person_id#0
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Inlining constant with var siblings print_person::person_name#0
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Inlining constant with var siblings print_person::person_id#1
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Inlining constant with var siblings print_person::person_name#1
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Inlining constant with var siblings print_person::i#0
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Inlining constant with var siblings idx#22
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Constant inlined print_person::person_name#1 = main::henriette_name
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Constant inlined print_person::person_id#1 = main::henriette_id
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Constant inlined idx#22 = 0
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Constant inlined print_person::person_id#0 = main::jesper_id
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Constant inlined print_person::i#0 = 0
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Constant inlined print_person::person_name#0 = main::jesper_name
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Successful SSA optimization Pass2ConstantInlining
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Finalized unsigned number type (char) $40
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Finalized unsigned number type (char) $40
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Finalized unsigned number type (char) $40
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Finalized unsigned number type (char) $40
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Successful SSA optimization PassNFinalizeNumberTypeConversions
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Adding NOP phi() at start of main::@2
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CALL GRAPH
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Calls in [main] to print_person:1 print_person:4
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Created 5 initial phi equivalence classes
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Coalesced [3] idx#23 = idx#17
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Coalesced [12] idx#24 = idx#4
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Coalesced [21] print_person::i#4 = print_person::i#1
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Coalesced [22] idx#25 = idx#5
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Coalesced down to 5 phi equivalence classes
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Culled Empty Block label main::@2
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FINAL CONTROL FLOW GRAPH
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void main()
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main: scope:[main] from
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[0] *main::jesper_name = memcpy(*(&$0), char, $40)
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[1] call print_person
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to:main::@1
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main::@1: scope:[main] from main
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[2] *main::henriette_name = memcpy(*(&$1), char, $40)
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[3] call print_person
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to:main::@return
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main::@return: scope:[main] from main::@1
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[4] return
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to:@return
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void print_person(char person_id , char *person_name)
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print_person: scope:[print_person] from main main::@1
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[5] print_person::person_name#4 = phi( main/main::jesper_name, main::@1/main::henriette_name )
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[5] idx#14 = phi( main/0, main::@1/idx#17 )
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[5] print_person::person_id#2 = phi( main/main::jesper_id, main::@1/main::henriette_id )
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[6] SCREEN[idx#14] = DIGIT[print_person::person_id#2]
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[7] idx#3 = ++ idx#14
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[8] SCREEN[idx#3] = ' '
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[9] idx#4 = ++ idx#3
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to:print_person::@1
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print_person::@1: scope:[print_person] from print_person print_person::@2
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[10] idx#15 = phi( print_person/idx#4, print_person::@2/idx#5 )
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[10] print_person::i#2 = phi( print_person/0, print_person::@2/print_person::i#1 )
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[11] if(0!=print_person::person_name#4[print_person::i#2]) goto print_person::@2
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to:print_person::@3
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print_person::@3: scope:[print_person] from print_person::@1
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[12] SCREEN[idx#15] = ' '
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[13] idx#17 = ++ idx#15
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to:print_person::@return
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print_person::@return: scope:[print_person] from print_person::@3
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[14] return
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to:@return
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print_person::@2: scope:[print_person] from print_person::@1
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[15] SCREEN[idx#15] = print_person::person_name#4[print_person::i#2]
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[16] idx#5 = ++ idx#15
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[17] print_person::i#1 = ++ print_person::i#2
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to:print_person::@1
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VARIABLE REGISTER WEIGHTS
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char idx
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char idx#14 // 12.0
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char idx#15 // 84.0
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char idx#17 // 3.25
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char idx#3 // 16.5
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char idx#4 // 22.0
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char idx#5 // 101.0
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void main()
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void print_person(char person_id , char *person_name)
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char print_person::i
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char print_person::i#1 // 202.0
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char print_person::i#2 // 101.0
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struct Person print_person::person
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char print_person::person_id
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char print_person::person_id#2 // 11.0
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char *print_person::person_name
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char *print_person::person_name#4 // 20.2
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Initial phi equivalence classes
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[ print_person::person_id#2 ]
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[ idx#14 idx#17 ]
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[ print_person::person_name#4 ]
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[ print_person::i#2 print_person::i#1 ]
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[ idx#15 idx#4 idx#5 ]
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Added variable idx#3 to live range equivalence class [ idx#3 ]
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Complete equivalence classes
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[ print_person::person_id#2 ]
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[ idx#14 idx#17 ]
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[ print_person::person_name#4 ]
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[ print_person::i#2 print_person::i#1 ]
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[ idx#15 idx#4 idx#5 ]
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[ idx#3 ]
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Allocated zp[1]:2 [ print_person::i#2 print_person::i#1 ]
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Allocated zp[1]:3 [ idx#15 idx#4 idx#5 ]
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Allocated zp[2]:4 [ print_person::person_name#4 ]
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Allocated zp[1]:6 [ idx#3 ]
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Allocated zp[1]:7 [ idx#14 idx#17 ]
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Allocated zp[1]:8 [ print_person::person_id#2 ]
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [0] *main::jesper_name = memcpy(*(&$0), char, $40) [ ] ( [ ] { } ) always clobbers reg byte a reg byte y
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Statement [2] *main::henriette_name = memcpy(*(&$1), char, $40) [ idx#17 ] ( [ idx#17 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a reg byte y
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Removing always clobbered register reg byte a as potential for zp[1]:7 [ idx#14 idx#17 ]
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Removing always clobbered register reg byte y as potential for zp[1]:7 [ idx#14 idx#17 ]
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Statement [6] SCREEN[idx#14] = DIGIT[print_person::person_id#2] [ idx#14 print_person::person_name#4 ] ( print_person:1 [ idx#14 print_person::person_name#4 ] { } print_person:3 [ idx#14 print_person::person_name#4 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Statement [8] SCREEN[idx#3] = ' ' [ print_person::person_name#4 idx#3 ] ( print_person:1 [ print_person::person_name#4 idx#3 ] { } print_person:3 [ print_person::person_name#4 idx#3 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp[1]:6 [ idx#3 ]
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Statement [11] if(0!=print_person::person_name#4[print_person::i#2]) goto print_person::@2 [ print_person::person_name#4 print_person::i#2 idx#15 ] ( print_person:1 [ print_person::person_name#4 print_person::i#2 idx#15 ] { } print_person:3 [ print_person::person_name#4 print_person::i#2 idx#15 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Removing always clobbered register reg byte a as potential for zp[1]:2 [ print_person::i#2 print_person::i#1 ]
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Removing always clobbered register reg byte a as potential for zp[1]:3 [ idx#15 idx#4 idx#5 ]
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Statement [12] SCREEN[idx#15] = ' ' [ idx#15 ] ( print_person:1 [ idx#15 ] { } print_person:3 [ idx#15 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Statement [15] SCREEN[idx#15] = print_person::person_name#4[print_person::i#2] [ print_person::person_name#4 print_person::i#2 idx#15 ] ( print_person:1 [ print_person::person_name#4 print_person::i#2 idx#15 ] { } print_person:3 [ print_person::person_name#4 print_person::i#2 idx#15 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Statement [0] *main::jesper_name = memcpy(*(&$0), char, $40) [ ] ( [ ] { } ) always clobbers reg byte a reg byte y
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Statement [2] *main::henriette_name = memcpy(*(&$1), char, $40) [ idx#17 ] ( [ idx#17 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a reg byte y
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Statement [6] SCREEN[idx#14] = DIGIT[print_person::person_id#2] [ idx#14 print_person::person_name#4 ] ( print_person:1 [ idx#14 print_person::person_name#4 ] { } print_person:3 [ idx#14 print_person::person_name#4 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Statement [8] SCREEN[idx#3] = ' ' [ print_person::person_name#4 idx#3 ] ( print_person:1 [ print_person::person_name#4 idx#3 ] { } print_person:3 [ print_person::person_name#4 idx#3 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Statement [11] if(0!=print_person::person_name#4[print_person::i#2]) goto print_person::@2 [ print_person::person_name#4 print_person::i#2 idx#15 ] ( print_person:1 [ print_person::person_name#4 print_person::i#2 idx#15 ] { } print_person:3 [ print_person::person_name#4 print_person::i#2 idx#15 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Statement [12] SCREEN[idx#15] = ' ' [ idx#15 ] ( print_person:1 [ idx#15 ] { } print_person:3 [ idx#15 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Statement [15] SCREEN[idx#15] = print_person::person_name#4[print_person::i#2] [ print_person::person_name#4 print_person::i#2 idx#15 ] ( print_person:1 [ print_person::person_name#4 print_person::i#2 idx#15 ] { } print_person:3 [ print_person::person_name#4 print_person::i#2 idx#15 ] { { idx#14 = idx#17 } } ) always clobbers reg byte a
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Potential registers zp[1]:8 [ print_person::person_id#2 ] : zp[1]:8 , reg byte a , reg byte x , reg byte y ,
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Potential registers zp[1]:7 [ idx#14 idx#17 ] : zp[1]:7 , reg byte x ,
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Potential registers zp[2]:4 [ print_person::person_name#4 ] : zp[2]:4 ,
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Potential registers zp[1]:2 [ print_person::i#2 print_person::i#1 ] : zp[1]:2 , reg byte x , reg byte y ,
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Potential registers zp[1]:3 [ idx#15 idx#4 idx#5 ] : zp[1]:3 , reg byte x , reg byte y ,
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Potential registers zp[1]:6 [ idx#3 ] : zp[1]:6 , reg byte x , reg byte y ,
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REGISTER UPLIFT SCOPES
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Uplift Scope [print_person] 303: zp[1]:2 [ print_person::i#2 print_person::i#1 ] 20.2: zp[2]:4 [ print_person::person_name#4 ] 11: zp[1]:8 [ print_person::person_id#2 ]
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Uplift Scope [] 207: zp[1]:3 [ idx#15 idx#4 idx#5 ] 16.5: zp[1]:6 [ idx#3 ] 15.25: zp[1]:7 [ idx#14 idx#17 ]
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Uplift Scope [Person]
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Uplift Scope [main]
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Uplifting [print_person] best 565 combination reg byte y [ print_person::i#2 print_person::i#1 ] zp[2]:4 [ print_person::person_name#4 ] reg byte x [ print_person::person_id#2 ]
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Uplifting [] best 487 combination reg byte x [ idx#15 idx#4 idx#5 ] reg byte x [ idx#3 ] zp[1]:7 [ idx#14 idx#17 ]
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Uplifting [Person] best 487 combination
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Uplifting [main] best 487 combination
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Attempting to uplift remaining variables inzp[1]:7 [ idx#14 idx#17 ]
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Uplifting [] best 487 combination zp[1]:7 [ idx#14 idx#17 ]
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Allocated (was zp[2]:4) zp[2]:2 [ print_person::person_name#4 ]
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Allocated (was zp[1]:7) zp[1]:4 [ idx#14 idx#17 ]
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Example of a struct containing an array
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// Works because the struct is only handled as a value
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="struct-12.prg", type="prg", segments="Program"]
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.segmentdef Program [segments="Basic, Code, Data"]
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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// Global Constants & labels
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.label SCREEN = $400
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.label idx = 4
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.segment Code
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// main
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main: {
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.const jesper_id = 4
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.const henriette_id = 7
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// [0] *main::jesper_name = memcpy(*(&$0), char, $40) -- _deref_pbuc1=_deref_qbuc2_memcpy_vbuc3
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ldy #$40
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!:
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lda __0-1,y
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sta jesper_name-1,y
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dey
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bne !-
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// [1] call print_person
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// [5] phi from main to print_person [phi:main->print_person]
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print_person_from_main:
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// [5] phi print_person::person_name#4 = main::jesper_name [phi:main->print_person#0] -- pbuz1=pbuc1
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lda #<jesper_name
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sta.z print_person.person_name
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lda #>jesper_name
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sta.z print_person.person_name+1
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// [5] phi idx#14 = 0 [phi:main->print_person#1] -- vbuz1=vbuc1
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lda #0
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sta.z idx
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// [5] phi print_person::person_id#2 = main::jesper_id [phi:main->print_person#2] -- vbuxx=vbuc1
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ldx #jesper_id
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jsr print_person
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jmp __b1
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// main::@1
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__b1:
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// [2] *main::henriette_name = memcpy(*(&$1), char, $40) -- _deref_pbuc1=_deref_qbuc2_memcpy_vbuc3
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ldy #$40
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!:
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lda __1-1,y
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sta henriette_name-1,y
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dey
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bne !-
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// [3] call print_person
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// [5] phi from main::@1 to print_person [phi:main::@1->print_person]
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print_person_from___b1:
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// [5] phi print_person::person_name#4 = main::henriette_name [phi:main::@1->print_person#0] -- pbuz1=pbuc1
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lda #<henriette_name
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sta.z print_person.person_name
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lda #>henriette_name
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sta.z print_person.person_name+1
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// [5] phi idx#14 = idx#17 [phi:main::@1->print_person#1] -- register_copy
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// [5] phi print_person::person_id#2 = main::henriette_id [phi:main::@1->print_person#2] -- vbuxx=vbuc1
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ldx #henriette_id
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jsr print_person
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jmp __breturn
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// main::@return
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__breturn:
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// [4] return
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rts
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.segment Data
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jesper_name: .fill $40, 0
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henriette_name: .fill $40, 0
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}
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.segment Code
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// print_person
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// void print_person(__register(X) char person_id, __zp(2) char *person_name)
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print_person: {
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.label person_name = 2
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// [6] SCREEN[idx#14] = DIGIT[print_person::person_id#2] -- pbuc1_derefidx_vbuz1=pbuc2_derefidx_vbuxx
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lda DIGIT,x
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ldy.z idx
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sta SCREEN,y
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// [7] idx#3 = ++ idx#14 -- vbuxx=_inc_vbuz1
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ldx.z idx
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inx
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// [8] SCREEN[idx#3] = ' ' -- pbuc1_derefidx_vbuxx=vbuc2
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lda #' '
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sta SCREEN,x
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// [9] idx#4 = ++ idx#3 -- vbuxx=_inc_vbuxx
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inx
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// [10] phi from print_person to print_person::@1 [phi:print_person->print_person::@1]
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__b1_from_print_person:
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// [10] phi idx#15 = idx#4 [phi:print_person->print_person::@1#0] -- register_copy
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// [10] phi print_person::i#2 = 0 [phi:print_person->print_person::@1#1] -- vbuyy=vbuc1
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ldy #0
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jmp __b1
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// print_person::@1
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__b1:
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// [11] if(0!=print_person::person_name#4[print_person::i#2]) goto print_person::@2 -- 0_neq_pbuz1_derefidx_vbuyy_then_la1
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lda (person_name),y
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cmp #0
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bne __b2
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jmp __b3
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// print_person::@3
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__b3:
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// [12] SCREEN[idx#15] = ' ' -- pbuc1_derefidx_vbuxx=vbuc2
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lda #' '
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sta SCREEN,x
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// [13] idx#17 = ++ idx#15 -- vbuz1=_inc_vbuxx
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inx
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stx.z idx
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jmp __breturn
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// print_person::@return
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__breturn:
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// [14] return
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rts
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// print_person::@2
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__b2:
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// [15] SCREEN[idx#15] = print_person::person_name#4[print_person::i#2] -- pbuc1_derefidx_vbuxx=pbuz1_derefidx_vbuyy
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lda (person_name),y
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sta SCREEN,x
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// [16] idx#5 = ++ idx#15 -- vbuxx=_inc_vbuxx
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inx
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// [17] print_person::i#1 = ++ print_person::i#2 -- vbuyy=_inc_vbuyy
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iny
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// [10] phi from print_person::@2 to print_person::@1 [phi:print_person::@2->print_person::@1]
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__b1_from___b2:
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// [10] phi idx#15 = idx#5 [phi:print_person::@2->print_person::@1#0] -- register_copy
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// [10] phi print_person::i#2 = print_person::i#1 [phi:print_person::@2->print_person::@1#1] -- register_copy
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jmp __b1
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}
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// File Data
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.segment Data
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DIGIT: .text "0123456789"
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.byte 0
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__0: .text "jesper"
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.byte 0
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.fill $39, 0
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__1: .text "henriette"
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.byte 0
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.fill $36, 0
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ASSEMBLER OPTIMIZATIONS
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Removing instruction jmp __b1
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Removing instruction jmp __breturn
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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 print_person_from_main:
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Removing instruction __b1:
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Removing instruction print_person_from___b1:
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Removing instruction __breturn:
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Removing instruction __b1_from_print_person:
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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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FINAL SYMBOL TABLE
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__constant char $0[$40] = "jesper"
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__constant char $1[$40] = "henriette"
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__constant char DIGIT[] = "0123456789"
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__constant char * const SCREEN = (char *) 1024
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char idx
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char idx#14 // idx zp[1]:4 12.0
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char idx#15 // reg byte x 84.0
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char idx#17 // idx zp[1]:4 3.25
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char idx#3 // reg byte x 16.5
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char idx#4 // reg byte x 22.0
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char idx#5 // reg byte x 101.0
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void main()
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__constant char main::henriette_id = 7
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__constant char main::henriette_name[$40] = { fill( $40, 0) }
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__constant char main::jesper_id = 4
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__constant char main::jesper_name[$40] = { fill( $40, 0) }
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void print_person(char person_id , char *person_name)
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char print_person::i
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char print_person::i#1 // reg byte y 202.0
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char print_person::i#2 // reg byte y 101.0
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struct Person print_person::person
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char print_person::person_id
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char print_person::person_id#2 // reg byte x 11.0
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char *print_person::person_name
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char *print_person::person_name#4 // person_name zp[2]:2 20.2
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reg byte x [ print_person::person_id#2 ]
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zp[1]:4 [ idx#14 idx#17 ]
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zp[2]:2 [ print_person::person_name#4 ]
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reg byte y [ print_person::i#2 print_person::i#1 ]
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reg byte x [ idx#15 idx#4 idx#5 ]
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reg byte x [ idx#3 ]
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FINAL ASSEMBLER
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Score: 418
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|
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// File Comments
|
|
// Example of a struct containing an array
|
|
// Works because the struct is only handled as a value
|
|
// Upstart
|
|
// Commodore 64 PRG executable file
|
|
.file [name="struct-12.prg", type="prg", segments="Program"]
|
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.segmentdef Program [segments="Basic, Code, Data"]
|
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.segmentdef Basic [start=$0801]
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.segmentdef Code [start=$80d]
|
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.segmentdef Data [startAfter="Code"]
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.segment Basic
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:BasicUpstart(main)
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// Global Constants & labels
|
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.label SCREEN = $400
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.label idx = 4
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.segment Code
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// main
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main: {
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.const jesper_id = 4
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.const henriette_id = 7
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// struct Person jesper = { 4, "jesper" }
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// [0] *main::jesper_name = memcpy(*(&$0), char, $40) -- _deref_pbuc1=_deref_qbuc2_memcpy_vbuc3
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ldy #$40
|
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!:
|
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lda __0-1,y
|
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sta jesper_name-1,y
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dey
|
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bne !-
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// print_person(jesper)
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// [1] call print_person
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// [5] phi from main to print_person [phi:main->print_person]
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// [5] phi print_person::person_name#4 = main::jesper_name [phi:main->print_person#0] -- pbuz1=pbuc1
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lda #<jesper_name
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sta.z print_person.person_name
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lda #>jesper_name
|
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sta.z print_person.person_name+1
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// [5] phi idx#14 = 0 [phi:main->print_person#1] -- vbuz1=vbuc1
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lda #0
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sta.z idx
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// [5] phi print_person::person_id#2 = main::jesper_id [phi:main->print_person#2] -- vbuxx=vbuc1
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ldx #jesper_id
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jsr print_person
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// main::@1
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// struct Person henriette = { 7, "henriette" }
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// [2] *main::henriette_name = memcpy(*(&$1), char, $40) -- _deref_pbuc1=_deref_qbuc2_memcpy_vbuc3
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ldy #$40
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!:
|
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lda __1-1,y
|
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sta henriette_name-1,y
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dey
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bne !-
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// print_person(henriette)
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// [3] call print_person
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// [5] phi from main::@1 to print_person [phi:main::@1->print_person]
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// [5] phi print_person::person_name#4 = main::henriette_name [phi:main::@1->print_person#0] -- pbuz1=pbuc1
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lda #<henriette_name
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sta.z print_person.person_name
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lda #>henriette_name
|
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sta.z print_person.person_name+1
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// [5] phi idx#14 = idx#17 [phi:main::@1->print_person#1] -- register_copy
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// [5] phi print_person::person_id#2 = main::henriette_id [phi:main::@1->print_person#2] -- vbuxx=vbuc1
|
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ldx #henriette_id
|
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jsr print_person
|
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// main::@return
|
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// }
|
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// [4] return
|
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rts
|
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.segment Data
|
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jesper_name: .fill $40, 0
|
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henriette_name: .fill $40, 0
|
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}
|
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.segment Code
|
|
// print_person
|
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// void print_person(__register(X) char person_id, __zp(2) char *person_name)
|
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print_person: {
|
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.label person_name = 2
|
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// SCREEN[idx++] = DIGIT[person.id]
|
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// [6] SCREEN[idx#14] = DIGIT[print_person::person_id#2] -- pbuc1_derefidx_vbuz1=pbuc2_derefidx_vbuxx
|
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lda DIGIT,x
|
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ldy.z idx
|
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sta SCREEN,y
|
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// SCREEN[idx++] = DIGIT[person.id];
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// [7] idx#3 = ++ idx#14 -- vbuxx=_inc_vbuz1
|
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ldx.z idx
|
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inx
|
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// SCREEN[idx++] = ' '
|
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// [8] SCREEN[idx#3] = ' ' -- pbuc1_derefidx_vbuxx=vbuc2
|
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lda #' '
|
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sta SCREEN,x
|
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// SCREEN[idx++] = ' ';
|
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// [9] idx#4 = ++ idx#3 -- vbuxx=_inc_vbuxx
|
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inx
|
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// [10] phi from print_person to print_person::@1 [phi:print_person->print_person::@1]
|
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// [10] phi idx#15 = idx#4 [phi:print_person->print_person::@1#0] -- register_copy
|
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// [10] phi print_person::i#2 = 0 [phi:print_person->print_person::@1#1] -- vbuyy=vbuc1
|
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ldy #0
|
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// print_person::@1
|
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__b1:
|
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// for(byte i=0; person.name[i]; i++)
|
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// [11] if(0!=print_person::person_name#4[print_person::i#2]) goto print_person::@2 -- 0_neq_pbuz1_derefidx_vbuyy_then_la1
|
|
lda (person_name),y
|
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cmp #0
|
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bne __b2
|
|
// print_person::@3
|
|
// SCREEN[idx++] = ' '
|
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// [12] SCREEN[idx#15] = ' ' -- pbuc1_derefidx_vbuxx=vbuc2
|
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lda #' '
|
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sta SCREEN,x
|
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// SCREEN[idx++] = ' ';
|
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// [13] idx#17 = ++ idx#15 -- vbuz1=_inc_vbuxx
|
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inx
|
|
stx.z idx
|
|
// print_person::@return
|
|
// }
|
|
// [14] return
|
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rts
|
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// print_person::@2
|
|
__b2:
|
|
// SCREEN[idx++] = person.name[i]
|
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// [15] SCREEN[idx#15] = print_person::person_name#4[print_person::i#2] -- pbuc1_derefidx_vbuxx=pbuz1_derefidx_vbuyy
|
|
lda (person_name),y
|
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sta SCREEN,x
|
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// SCREEN[idx++] = person.name[i];
|
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// [16] idx#5 = ++ idx#15 -- vbuxx=_inc_vbuxx
|
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inx
|
|
// for(byte i=0; person.name[i]; i++)
|
|
// [17] print_person::i#1 = ++ print_person::i#2 -- vbuyy=_inc_vbuyy
|
|
iny
|
|
// [10] phi from print_person::@2 to print_person::@1 [phi:print_person::@2->print_person::@1]
|
|
// [10] phi idx#15 = idx#5 [phi:print_person::@2->print_person::@1#0] -- register_copy
|
|
// [10] phi print_person::i#2 = print_person::i#1 [phi:print_person::@2->print_person::@1#1] -- register_copy
|
|
jmp __b1
|
|
}
|
|
// File Data
|
|
.segment Data
|
|
DIGIT: .text "0123456789"
|
|
.byte 0
|
|
__0: .text "jesper"
|
|
.byte 0
|
|
.fill $39, 0
|
|
__1: .text "henriette"
|
|
.byte 0
|
|
.fill $36, 0
|
|
|