/
macros.inc65
111 lines (99 loc) · 1.07 KB
/
macros.inc65
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; Push X
.macro phx
sta tmpstack
txa
pha
lda tmpstack
.endmacro
; Push Y
.macro phy
sta tmpstack
tya
pha
lda tmpstack
.endmacro
; Push X and Y
.macro phxy
sta tmpstack
txa
pha
tya
pha
lda tmpstack
.endmacro
; Push A and X
.macro phax
sta tmpstack
pha
txa
pha
lda tmpstack
.endmacro
; Push A and Y
.macro phay
sta tmpstack
pha
tya
pha
lda tmpstack
.endmacro
; Push A, X and Y
.macro phaxy
sta tmpstack
pha
txa
pha
tya
pha
lda tmpstack
.endmacro
; Pull X
.macro plx
sta tmpstack
pla
tax
lda tmpstack
.endmacro
; Pull Y
.macro ply
sta tmpstack
pla
tay
lda tmpstack
.endmacro
; Pull X and Y
.macro plxy
sta tmpstack
pla
tay
pla
tax
lda tmpstack
.endmacro
; Pull A and X
.macro plax
pla
tax
pla
.endmacro
; Pull A and Y
.macro play
pla
tay
pla
.endmacro
; Pull A, X and Y
.macro plaxy
pla
tay
pla
tax
pla
.endmacro
; Load zero page register reg/reg+1 with the 16-bit value, destroys A
.macro ld16 reg, value
lda #<(value)
sta reg
lda #>(value)
sta reg + 1
.endmacro