mirror of https://gitlab.com/camelot/kickc.git
625 lines
25 KiB
Plaintext
625 lines
25 KiB
Plaintext
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CONTROL FLOW GRAPH SSA
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void main()
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main: scope:[main] from __start
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main::idx#0 = 0
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SCREEN[main::idx#0] = '0'+SIZEOF_VOID
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main::idx#1 = ++ main::idx#0
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main::idx#2 = ++ main::idx#1
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SCREEN[main::idx#2] = '0'+SIZEOF_CHAR
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main::idx#3 = ++ main::idx#2
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SCREEN[main::idx#3] = '0'+SIZEOF_SIGNED_CHAR
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main::idx#4 = ++ main::idx#3
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SCREEN[main::idx#4] = '0'+SIZEOF_CHAR
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main::idx#5 = ++ main::idx#4
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SCREEN[main::idx#5] = '0'+SIZEOF_SIGNED_CHAR
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main::idx#6 = ++ main::idx#5
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SCREEN[main::idx#6] = '0'+SIZEOF_BOOL
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main::idx#7 = ++ main::idx#6
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main::idx#8 = ++ main::idx#7
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SCREEN[main::idx#8] = '0'+SIZEOF_UNSIGNED_INT
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main::idx#9 = ++ main::idx#8
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SCREEN[main::idx#9] = '0'+SIZEOF_INT
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main::idx#10 = ++ main::idx#9
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SCREEN[main::idx#10] = '0'+SIZEOF_UNSIGNED_INT
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main::idx#11 = ++ main::idx#10
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SCREEN[main::idx#11] = '0'+SIZEOF_INT
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main::idx#12 = ++ main::idx#11
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SCREEN[main::idx#12] = '0'+SIZEOF_UNSIGNED_INT
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main::idx#13 = ++ main::idx#12
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SCREEN[main::idx#13] = '0'+SIZEOF_INT
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main::idx#14 = ++ main::idx#13
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main::idx#15 = ++ main::idx#14
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SCREEN[main::idx#15] = '0'+SIZEOF_POINTER
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main::idx#16 = ++ main::idx#15
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SCREEN[main::idx#16] = '0'+SIZEOF_POINTER
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main::idx#17 = ++ main::idx#16
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SCREEN[main::idx#17] = '0'+SIZEOF_POINTER
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main::idx#18 = ++ main::idx#17
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SCREEN[main::idx#18] = '0'+SIZEOF_POINTER
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main::idx#19 = ++ main::idx#18
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main::idx#20 = ++ main::idx#19
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SCREEN[main::idx#20] = '0'+SIZEOF_UNSIGNED_LONG
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main::idx#21 = ++ main::idx#20
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SCREEN[main::idx#21] = '0'+SIZEOF_LONG
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main::idx#22 = ++ main::idx#21
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SCREEN[main::idx#22] = '0'+SIZEOF_UNSIGNED_LONG
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main::idx#23 = ++ main::idx#22
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SCREEN[main::idx#23] = '0'+SIZEOF_LONG
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main::idx#24 = ++ main::idx#23
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to:main::@return
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main::@return: scope:[main] from main
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return
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to:@return
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void __start()
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__start: scope:[__start] from
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call main
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to:__start::@1
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__start::@1: scope:[__start] from __start
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to:__start::@return
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__start::@return: scope:[__start] from __start::@1
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return
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to:@return
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SYMBOL TABLE SSA
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__constant char * const SCREEN = (char *)$400
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__constant char SIZEOF_BOOL = 1
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__constant char SIZEOF_CHAR = 1
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__constant char SIZEOF_INT = 2
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__constant char SIZEOF_LONG = 4
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__constant char SIZEOF_POINTER = 2
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__constant char SIZEOF_SIGNED_CHAR = 1
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__constant char SIZEOF_UNSIGNED_INT = 2
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__constant char SIZEOF_UNSIGNED_LONG = 4
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__constant char SIZEOF_VOID = 0
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void __start()
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void main()
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char main::idx
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char main::idx#0
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char main::idx#1
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char main::idx#10
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char main::idx#11
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char main::idx#12
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char main::idx#13
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char main::idx#14
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char main::idx#15
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char main::idx#16
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char main::idx#17
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char main::idx#18
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char main::idx#19
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char main::idx#2
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char main::idx#20
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char main::idx#21
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char main::idx#22
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char main::idx#23
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char main::idx#24
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char main::idx#3
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char main::idx#4
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char main::idx#5
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char main::idx#6
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char main::idx#7
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char main::idx#8
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char main::idx#9
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Simplifying constant pointer cast (char *) 1024
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Successful SSA optimization PassNCastSimplification
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Constant main::idx#0 = 0
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Successful SSA optimization Pass2ConstantIdentification
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Simplifying expression containing zero '0' in [1] SCREEN[main::idx#0] = '0'+SIZEOF_VOID
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Simplifying expression containing zero SCREEN in [1] SCREEN[main::idx#0] = '0'
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Successful SSA optimization PassNSimplifyExpressionWithZero
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Eliminating unused variable main::idx#24 and assignment [43] main::idx#24 = ++ main::idx#23
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Eliminating unused constant SIZEOF_VOID
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Successful SSA optimization PassNEliminateUnusedVars
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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::@1
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Removing unused procedure block __start::@return
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Successful SSA optimization PassNEliminateEmptyStart
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Constant right-side identified [1] main::idx#1 = ++ main::idx#0
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#1 = ++main::idx#0
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [1] main::idx#2 = ++ main::idx#1
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#2 = ++main::idx#1
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [2] main::idx#3 = ++ main::idx#2
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#3 = ++main::idx#2
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [3] main::idx#4 = ++ main::idx#3
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#4 = ++main::idx#3
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [4] main::idx#5 = ++ main::idx#4
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#5 = ++main::idx#4
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [5] main::idx#6 = ++ main::idx#5
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#6 = ++main::idx#5
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [6] main::idx#7 = ++ main::idx#6
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#7 = ++main::idx#6
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [6] main::idx#8 = ++ main::idx#7
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#8 = ++main::idx#7
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [7] main::idx#9 = ++ main::idx#8
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#9 = ++main::idx#8
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [8] main::idx#10 = ++ main::idx#9
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#10 = ++main::idx#9
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [9] main::idx#11 = ++ main::idx#10
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#11 = ++main::idx#10
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [10] main::idx#12 = ++ main::idx#11
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#12 = ++main::idx#11
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [11] main::idx#13 = ++ main::idx#12
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#13 = ++main::idx#12
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [12] main::idx#14 = ++ main::idx#13
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#14 = ++main::idx#13
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [12] main::idx#15 = ++ main::idx#14
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#15 = ++main::idx#14
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [13] main::idx#16 = ++ main::idx#15
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#16 = ++main::idx#15
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [14] main::idx#17 = ++ main::idx#16
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#17 = ++main::idx#16
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [15] main::idx#18 = ++ main::idx#17
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#18 = ++main::idx#17
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [16] main::idx#19 = ++ main::idx#18
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#19 = ++main::idx#18
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [16] main::idx#20 = ++ main::idx#19
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#20 = ++main::idx#19
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [17] main::idx#21 = ++ main::idx#20
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#21 = ++main::idx#20
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [18] main::idx#22 = ++ main::idx#21
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#22 = ++main::idx#21
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Successful SSA optimization Pass2ConstantIdentification
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Constant right-side identified [19] main::idx#23 = ++ main::idx#22
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Successful SSA optimization Pass2ConstantRValueConsolidation
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Constant main::idx#23 = ++main::idx#22
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Successful SSA optimization Pass2ConstantIdentification
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Inlining constant with different constant siblings main::idx#0
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Inlining constant with different constant siblings main::idx#1
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Inlining constant with different constant siblings main::idx#2
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Inlining constant with different constant siblings main::idx#3
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Inlining constant with different constant siblings main::idx#4
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Inlining constant with different constant siblings main::idx#5
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Inlining constant with different constant siblings main::idx#6
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Inlining constant with different constant siblings main::idx#7
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Inlining constant with different constant siblings main::idx#8
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Inlining constant with different constant siblings main::idx#9
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Inlining constant with different constant siblings main::idx#10
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Inlining constant with different constant siblings main::idx#11
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Inlining constant with different constant siblings main::idx#12
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Inlining constant with different constant siblings main::idx#13
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Inlining constant with different constant siblings main::idx#14
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Inlining constant with different constant siblings main::idx#15
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Inlining constant with different constant siblings main::idx#16
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Inlining constant with different constant siblings main::idx#17
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Inlining constant with different constant siblings main::idx#18
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Inlining constant with different constant siblings main::idx#19
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Inlining constant with different constant siblings main::idx#20
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Inlining constant with different constant siblings main::idx#21
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Inlining constant with different constant siblings main::idx#22
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Inlining constant with different constant siblings main::idx#23
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Constant inlined main::idx#16 = ++++++++++++++++++++++++++++++++0
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Constant inlined main::idx#17 = ++++++++++++++++++++++++++++++++++0
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Constant inlined main::idx#18 = ++++++++++++++++++++++++++++++++++++0
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Constant inlined main::idx#19 = ++++++++++++++++++++++++++++++++++++++0
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Constant inlined main::idx#12 = ++++++++++++++++++++++++0
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Constant inlined main::idx#23 = ++++++++++++++++++++++++++++++++++++++++++++++0
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Constant inlined main::idx#13 = ++++++++++++++++++++++++++0
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Constant inlined main::idx#14 = ++++++++++++++++++++++++++++0
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Constant inlined main::idx#15 = ++++++++++++++++++++++++++++++0
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Constant inlined main::idx#0 = 0
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Constant inlined main::idx#1 = ++0
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Constant inlined main::idx#2 = ++++0
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Constant inlined main::idx#3 = ++++++0
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Constant inlined main::idx#4 = ++++++++0
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Constant inlined main::idx#5 = ++++++++++0
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Constant inlined main::idx#6 = ++++++++++++0
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Constant inlined main::idx#7 = ++++++++++++++0
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Constant inlined main::idx#8 = ++++++++++++++++0
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Constant inlined main::idx#20 = ++++++++++++++++++++++++++++++++++++++++0
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Constant inlined main::idx#9 = ++++++++++++++++++0
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Constant inlined main::idx#10 = ++++++++++++++++++++0
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Constant inlined main::idx#21 = ++++++++++++++++++++++++++++++++++++++++++0
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Constant inlined main::idx#11 = ++++++++++++++++++++++0
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Constant inlined main::idx#22 = ++++++++++++++++++++++++++++++++++++++++++++0
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Successful SSA optimization Pass2ConstantInlining
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Consolidated array index constant in *(SCREEN+++++0)
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Consolidated array index constant in *(SCREEN+++++++0)
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Consolidated array index constant in *(SCREEN+++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++++++++++++++++++++0)
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Consolidated array index constant in *(SCREEN+++++++++++++++++++++++++++++++++++++++++++++++0)
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Successful SSA optimization Pass2ConstantAdditionElimination
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Simplifying constant integer increment ++0
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Simplifying constant integer increment ++1
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Simplifying constant integer increment ++2
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Simplifying constant integer increment ++3
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Simplifying constant integer increment ++4
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Simplifying constant integer increment ++5
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Simplifying constant integer increment ++6
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Simplifying constant integer increment ++7
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Simplifying constant integer increment ++8
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Simplifying constant integer increment ++9
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Simplifying constant integer increment ++$a
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Simplifying constant integer increment ++$b
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Simplifying constant integer increment ++$c
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Simplifying constant integer increment ++$d
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Simplifying constant integer increment ++$e
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Simplifying constant integer increment ++$f
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Simplifying constant integer increment ++$10
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Simplifying constant integer increment ++$11
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Simplifying constant integer increment ++$12
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Successful SSA optimization Pass2ConstantSimplification
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Simplifying constant integer increment ++1
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Simplifying constant integer increment ++2
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Simplifying constant integer increment ++3
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Simplifying constant integer increment ++4
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Simplifying constant integer increment ++5
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Simplifying constant integer increment ++7
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Simplifying constant integer increment ++8
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Simplifying constant integer increment ++9
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Simplifying constant integer increment ++$a
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Simplifying constant integer increment ++$b
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Simplifying constant integer increment ++$c
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Simplifying constant integer increment ++$e
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Simplifying constant integer increment ++$f
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Simplifying constant integer increment ++$10
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Simplifying constant integer increment ++$11
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Simplifying constant integer increment ++$13
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Simplifying constant integer increment ++$13
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Simplifying constant integer increment ++$14
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Simplifying constant integer increment ++$15
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Successful SSA optimization Pass2ConstantSimplification
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Simplifying constant integer increment ++$14
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Simplifying constant integer increment ++$15
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Simplifying constant integer increment ++$16
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Successful SSA optimization Pass2ConstantSimplification
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CALL GRAPH
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Created 0 initial phi equivalence classes
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Coalesced down to 0 phi equivalence classes
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FINAL CONTROL FLOW GRAPH
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void main()
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main: scope:[main] from
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[0] *SCREEN = '0'
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[1] *(SCREEN+2) = '0'+SIZEOF_CHAR
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[2] *(SCREEN+3) = '0'+SIZEOF_SIGNED_CHAR
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[3] *(SCREEN+4) = '0'+SIZEOF_CHAR
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[4] *(SCREEN+5) = '0'+SIZEOF_SIGNED_CHAR
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[5] *(SCREEN+6) = '0'+SIZEOF_BOOL
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[6] *(SCREEN+8) = '0'+SIZEOF_UNSIGNED_INT
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[7] *(SCREEN+9) = '0'+SIZEOF_INT
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[8] *(SCREEN+$a) = '0'+SIZEOF_UNSIGNED_INT
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[9] *(SCREEN+$b) = '0'+SIZEOF_INT
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[10] *(SCREEN+$c) = '0'+SIZEOF_UNSIGNED_INT
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[11] *(SCREEN+$d) = '0'+SIZEOF_INT
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[12] *(SCREEN+$f) = '0'+SIZEOF_POINTER
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[13] *(SCREEN+$10) = '0'+SIZEOF_POINTER
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[14] *(SCREEN+$11) = '0'+SIZEOF_POINTER
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[15] *(SCREEN+$12) = '0'+SIZEOF_POINTER
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[16] *(SCREEN+$14) = '0'+SIZEOF_UNSIGNED_LONG
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[17] *(SCREEN+$15) = '0'+SIZEOF_LONG
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[18] *(SCREEN+$16) = '0'+SIZEOF_UNSIGNED_LONG
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[19] *(SCREEN+$17) = '0'+SIZEOF_LONG
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to:main::@return
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main::@return: scope:[main] from main
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[20] return
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to:@return
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VARIABLE REGISTER WEIGHTS
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void main()
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char main::idx
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Initial phi equivalence classes
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Complete equivalence classes
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REGISTER UPLIFT POTENTIAL REGISTERS
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Statement [0] *SCREEN = '0' [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [1] *(SCREEN+2) = '0'+SIZEOF_CHAR [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [2] *(SCREEN+3) = '0'+SIZEOF_SIGNED_CHAR [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [3] *(SCREEN+4) = '0'+SIZEOF_CHAR [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [4] *(SCREEN+5) = '0'+SIZEOF_SIGNED_CHAR [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [5] *(SCREEN+6) = '0'+SIZEOF_BOOL [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [6] *(SCREEN+8) = '0'+SIZEOF_UNSIGNED_INT [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [7] *(SCREEN+9) = '0'+SIZEOF_INT [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [8] *(SCREEN+$a) = '0'+SIZEOF_UNSIGNED_INT [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [9] *(SCREEN+$b) = '0'+SIZEOF_INT [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [10] *(SCREEN+$c) = '0'+SIZEOF_UNSIGNED_INT [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [11] *(SCREEN+$d) = '0'+SIZEOF_INT [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [12] *(SCREEN+$f) = '0'+SIZEOF_POINTER [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [13] *(SCREEN+$10) = '0'+SIZEOF_POINTER [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [14] *(SCREEN+$11) = '0'+SIZEOF_POINTER [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [15] *(SCREEN+$12) = '0'+SIZEOF_POINTER [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [16] *(SCREEN+$14) = '0'+SIZEOF_UNSIGNED_LONG [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [17] *(SCREEN+$15) = '0'+SIZEOF_LONG [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [18] *(SCREEN+$16) = '0'+SIZEOF_UNSIGNED_LONG [ ] ( [ ] { } ) always clobbers reg byte a
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Statement [19] *(SCREEN+$17) = '0'+SIZEOF_LONG [ ] ( [ ] { } ) always clobbers reg byte a
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REGISTER UPLIFT SCOPES
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Uplift Scope [main]
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Uplift Scope []
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Uplifting [main] best 129 combination
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Uplifting [] best 129 combination
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ASSEMBLER BEFORE OPTIMIZATION
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// File Comments
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// Tests the sizeof() operator on types
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// Upstart
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// Commodore 64 PRG executable file
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.file [name="sizeof-types.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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.const SIZEOF_CHAR = 1
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.const SIZEOF_SIGNED_CHAR = 1
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.const SIZEOF_BOOL = 1
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.const SIZEOF_UNSIGNED_INT = 2
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.const SIZEOF_INT = 2
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.const SIZEOF_POINTER = 2
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.const SIZEOF_UNSIGNED_LONG = 4
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.const SIZEOF_LONG = 4
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.label SCREEN = $400
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.segment Code
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// main
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main: {
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// [0] *SCREEN = '0' -- _deref_pbuc1=vbuc2
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lda #'0'
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sta SCREEN
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// [1] *(SCREEN+2) = '0'+SIZEOF_CHAR -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_CHAR
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sta SCREEN+2
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// [2] *(SCREEN+3) = '0'+SIZEOF_SIGNED_CHAR -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_SIGNED_CHAR
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sta SCREEN+3
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// [3] *(SCREEN+4) = '0'+SIZEOF_CHAR -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_CHAR
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sta SCREEN+4
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// [4] *(SCREEN+5) = '0'+SIZEOF_SIGNED_CHAR -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_SIGNED_CHAR
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sta SCREEN+5
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// [5] *(SCREEN+6) = '0'+SIZEOF_BOOL -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_BOOL
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sta SCREEN+6
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// [6] *(SCREEN+8) = '0'+SIZEOF_UNSIGNED_INT -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_UNSIGNED_INT
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sta SCREEN+8
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// [7] *(SCREEN+9) = '0'+SIZEOF_INT -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_INT
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sta SCREEN+9
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// [8] *(SCREEN+$a) = '0'+SIZEOF_UNSIGNED_INT -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_UNSIGNED_INT
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sta SCREEN+$a
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// [9] *(SCREEN+$b) = '0'+SIZEOF_INT -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_INT
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sta SCREEN+$b
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// [10] *(SCREEN+$c) = '0'+SIZEOF_UNSIGNED_INT -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_UNSIGNED_INT
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sta SCREEN+$c
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// [11] *(SCREEN+$d) = '0'+SIZEOF_INT -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_INT
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sta SCREEN+$d
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// [12] *(SCREEN+$f) = '0'+SIZEOF_POINTER -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_POINTER
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sta SCREEN+$f
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// [13] *(SCREEN+$10) = '0'+SIZEOF_POINTER -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_POINTER
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sta SCREEN+$10
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// [14] *(SCREEN+$11) = '0'+SIZEOF_POINTER -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_POINTER
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sta SCREEN+$11
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// [15] *(SCREEN+$12) = '0'+SIZEOF_POINTER -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_POINTER
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sta SCREEN+$12
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// [16] *(SCREEN+$14) = '0'+SIZEOF_UNSIGNED_LONG -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_UNSIGNED_LONG
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sta SCREEN+$14
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// [17] *(SCREEN+$15) = '0'+SIZEOF_LONG -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_LONG
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sta SCREEN+$15
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// [18] *(SCREEN+$16) = '0'+SIZEOF_UNSIGNED_LONG -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_UNSIGNED_LONG
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sta SCREEN+$16
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// [19] *(SCREEN+$17) = '0'+SIZEOF_LONG -- _deref_pbuc1=vbuc2
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lda #'0'+SIZEOF_LONG
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sta SCREEN+$17
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jmp __breturn
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|
// main::@return
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__breturn:
|
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// [20] return
|
|
rts
|
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}
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// File Data
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|
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ASSEMBLER OPTIMIZATIONS
|
|
Removing instruction jmp __breturn
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|
Succesful ASM optimization Pass5NextJumpElimination
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|
Removing instruction lda #'0'+SIZEOF_POINTER
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|
Removing instruction lda #'0'+SIZEOF_POINTER
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|
Removing instruction lda #'0'+SIZEOF_POINTER
|
|
Succesful ASM optimization Pass5UnnecesaryLoadElimination
|
|
Removing instruction __breturn:
|
|
Succesful ASM optimization Pass5UnusedLabelElimination
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|
|
|
FINAL SYMBOL TABLE
|
|
__constant char * const SCREEN = (char *) 1024
|
|
__constant char SIZEOF_BOOL = 1
|
|
__constant char SIZEOF_CHAR = 1
|
|
__constant char SIZEOF_INT = 2
|
|
__constant char SIZEOF_LONG = 4
|
|
__constant char SIZEOF_POINTER = 2
|
|
__constant char SIZEOF_SIGNED_CHAR = 1
|
|
__constant char SIZEOF_UNSIGNED_INT = 2
|
|
__constant char SIZEOF_UNSIGNED_LONG = 4
|
|
void main()
|
|
char main::idx
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|
|
|
|
|
|
|
FINAL ASSEMBLER
|
|
Score: 120
|
|
|
|
// File Comments
|
|
// Tests the sizeof() operator on types
|
|
// Upstart
|
|
// Commodore 64 PRG executable file
|
|
.file [name="sizeof-types.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
|
|
.const SIZEOF_CHAR = 1
|
|
.const SIZEOF_SIGNED_CHAR = 1
|
|
.const SIZEOF_BOOL = 1
|
|
.const SIZEOF_UNSIGNED_INT = 2
|
|
.const SIZEOF_INT = 2
|
|
.const SIZEOF_POINTER = 2
|
|
.const SIZEOF_UNSIGNED_LONG = 4
|
|
.const SIZEOF_LONG = 4
|
|
.label SCREEN = $400
|
|
.segment Code
|
|
// main
|
|
main: {
|
|
// SCREEN[idx++] = '0'+sizeof(void)
|
|
// [0] *SCREEN = '0' -- _deref_pbuc1=vbuc2
|
|
lda #'0'
|
|
sta SCREEN
|
|
// SCREEN[idx++] = '0'+sizeof(byte)
|
|
// [1] *(SCREEN+2) = '0'+SIZEOF_CHAR -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_CHAR
|
|
sta SCREEN+2
|
|
// SCREEN[idx++] = '0'+sizeof(signed byte)
|
|
// [2] *(SCREEN+3) = '0'+SIZEOF_SIGNED_CHAR -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_SIGNED_CHAR
|
|
sta SCREEN+3
|
|
// SCREEN[idx++] = '0'+sizeof(unsigned char)
|
|
// [3] *(SCREEN+4) = '0'+SIZEOF_CHAR -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_CHAR
|
|
sta SCREEN+4
|
|
// SCREEN[idx++] = '0'+sizeof(signed char)
|
|
// [4] *(SCREEN+5) = '0'+SIZEOF_SIGNED_CHAR -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_SIGNED_CHAR
|
|
sta SCREEN+5
|
|
// SCREEN[idx++] = '0'+sizeof(bool)
|
|
// [5] *(SCREEN+6) = '0'+SIZEOF_BOOL -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_BOOL
|
|
sta SCREEN+6
|
|
// SCREEN[idx++] = '0'+sizeof(word)
|
|
// [6] *(SCREEN+8) = '0'+SIZEOF_UNSIGNED_INT -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_UNSIGNED_INT
|
|
sta SCREEN+8
|
|
// SCREEN[idx++] = '0'+sizeof(signed word)
|
|
// [7] *(SCREEN+9) = '0'+SIZEOF_INT -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_INT
|
|
sta SCREEN+9
|
|
// SCREEN[idx++] = '0'+sizeof(unsigned int)
|
|
// [8] *(SCREEN+$a) = '0'+SIZEOF_UNSIGNED_INT -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_UNSIGNED_INT
|
|
sta SCREEN+$a
|
|
// SCREEN[idx++] = '0'+sizeof(signed int)
|
|
// [9] *(SCREEN+$b) = '0'+SIZEOF_INT -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_INT
|
|
sta SCREEN+$b
|
|
// SCREEN[idx++] = '0'+sizeof(unsigned short)
|
|
// [10] *(SCREEN+$c) = '0'+SIZEOF_UNSIGNED_INT -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_UNSIGNED_INT
|
|
sta SCREEN+$c
|
|
// SCREEN[idx++] = '0'+sizeof(signed short)
|
|
// [11] *(SCREEN+$d) = '0'+SIZEOF_INT -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_INT
|
|
sta SCREEN+$d
|
|
// SCREEN[idx++] = '0'+sizeof(byte*)
|
|
// [12] *(SCREEN+$f) = '0'+SIZEOF_POINTER -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_POINTER
|
|
sta SCREEN+$f
|
|
// SCREEN[idx++] = '0'+sizeof(word*)
|
|
// [13] *(SCREEN+$10) = '0'+SIZEOF_POINTER -- _deref_pbuc1=vbuc2
|
|
sta SCREEN+$10
|
|
// SCREEN[idx++] = '0'+sizeof(int**)
|
|
// [14] *(SCREEN+$11) = '0'+SIZEOF_POINTER -- _deref_pbuc1=vbuc2
|
|
sta SCREEN+$11
|
|
// SCREEN[idx++] = '0'+sizeof(int***)
|
|
// [15] *(SCREEN+$12) = '0'+SIZEOF_POINTER -- _deref_pbuc1=vbuc2
|
|
sta SCREEN+$12
|
|
// SCREEN[idx++] = '0'+sizeof(dword)
|
|
// [16] *(SCREEN+$14) = '0'+SIZEOF_UNSIGNED_LONG -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_UNSIGNED_LONG
|
|
sta SCREEN+$14
|
|
// SCREEN[idx++] = '0'+sizeof(signed dword)
|
|
// [17] *(SCREEN+$15) = '0'+SIZEOF_LONG -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_LONG
|
|
sta SCREEN+$15
|
|
// SCREEN[idx++] = '0'+sizeof(unsigned long)
|
|
// [18] *(SCREEN+$16) = '0'+SIZEOF_UNSIGNED_LONG -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_UNSIGNED_LONG
|
|
sta SCREEN+$16
|
|
// SCREEN[idx++] = '0'+sizeof(signed long)
|
|
// [19] *(SCREEN+$17) = '0'+SIZEOF_LONG -- _deref_pbuc1=vbuc2
|
|
lda #'0'+SIZEOF_LONG
|
|
sta SCREEN+$17
|
|
// main::@return
|
|
// }
|
|
// [20] return
|
|
rts
|
|
}
|
|
// File Data
|
|
|