mirror of https://github.com/pret/pokecrystal.git
41 lines
647 B
NASM
41 lines
647 B
NASM
; Enumerate constants
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const_def: MACRO
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if _NARG >= 1
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const_value = \1
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else
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const_value = 0
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endc
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if _NARG >= 2
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const_inc = \2
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else
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const_inc = 1
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endc
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ENDM
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const: MACRO
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\1 EQU const_value
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const_value = const_value + const_inc
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ENDM
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shift_const: MACRO
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\1 EQU (1 << const_value)
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const_value = const_value + const_inc
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ENDM
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const_skip: MACRO
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if _NARG >= 1
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const_value = const_value + const_inc * (\1)
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else
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const_value = const_value + const_inc
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endc
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ENDM
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const_next: MACRO
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if (const_value > 0 && \1 < const_value) || (const_value < 0 && \1 > const_value)
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fail "const_next cannot go backwards from {const_value} to \1"
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else
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const_value = \1
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endc
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ENDM
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