;GEOS macros
-;reassembled for 6502TASM/MMS by Maciej 'YTM/Alliance' Witkowiak
+;reassembled for 6502TASM/MMS by Maciej 'YTM/Elysium' Witkowiak
;4-2-99
;28-6-99 - ca65 port
lda #value
sta dest
.endmacro
-
+
.macro LoadW dest, value
- lda #>value
- sta dest+1
- .if (>value)<>(<value)
- lda #<value
- .endif
- sta dest+0
+ LoadB dest+1, >value
+ LoadB dest+0, <value
.endmacro
-
+
.macro MoveB source, dest
lda source
sta dest
.endmacro
-
+
.macro MoveW source, dest
MoveB source+1, dest+1
MoveB source+0, dest+0
.endmacro
-
+
.macro add source
clc
adc source
.endmacro
-
+
.macro AddB source, dest
lda source
add dest
sta dest
.endmacro
-
+
.macro AddW source, dest
AddB source+0, dest+0
lda source+1
adc dest+1
sta dest+1
.endmacro
-
+
.macro AddVB value, dest
lda dest
clc
adc #value
sta dest
.endmacro
-
+
.macro AddVW value, dest
.local Skip
clc
.endif
Skip:
.endmacro
-
+
.macro ssub source
sec
sbc source
.endmacro
-
+
.macro SubB source, dest
lda dest
ssub source
sta dest
.endmacro
-
+
.macro SubW source, dest
SubB source+0, dest+0
lda dest+1
sbc source+1
sta dest+1
.endmacro
-
+
.macro SubVW value, dest
sec
lda dest+0
sbc #>value
sta dest+1
.endmacro
-
+
.macro CmpB source, dest
lda source
cmp dest
.endmacro
-
+
.macro CmpBI source, immed
lda source
cmp #immed
.endmacro
-
+
.macro CmpW source, dest
.local Skip
CmpB source+1, dest+1
CmpB source+0, dest+0
Skip:
.endmacro
-
+
.macro CmpWI source, immed
.local Skip
CmpBI source+1, >immed
CmpBI source+0, <immed
Skip:
.endmacro
-
+
.macro PushB source
lda source
pha
.endmacro
-
+
.macro PushW source
PushB source+1
PushB source+0
.endmacro
-
+
.macro PopB dest
pla
sta dest
.endmacro
-
+
.macro PopW dest
PopB dest+0
PopB dest+1
.endmacro
-
+
.macro bra addr
clv
bvc addr
.endmacro
-
+
.macro smb bitNumber, dest
pha
lda #(1 << bitNumber)
sta dest
pla
.endmacro
-
+
.macro smbf bitNumber, dest
lda #(1 << bitNumber)
ora dest
sta dest
.endmacro
-
+
.macro rmb bitNumber, dest
pha
lda #(1 << bitNumber) ^ $ff
sta dest
pla
.endmacro
-
+
.macro rmbf bitNumber, dest
lda #(1 << bitNumber) ^ $ff
ora dest
sta dest
.endmacro
-
+
.macro bbs bitNumber, source, addr
.local Skip
php
Skip: pla
plp
.endmacro
-
+
.macro bbsf bitNumber, source, addr
.if bitNumber=7
bit source
.endif
.endif
.endmacro
-
+
.macro bbr bitNumber, source, addr
.local Skip
php
Skip: pla
plp
.endmacro
-
+
.macro bbrf bitNumber, source, addr
.if bitNumber=7
bit source
.endif
.endif
.endmacro
-
+
;03.03.99 by Maciej Witkowiak
.macro addv value
clc
adc #value
.endmacro
-
+
.macro subv value
sec
sbc #value
.endmacro
-
+
.macro bnex addr
txa
bne addr
.endmacro
-
+
.macro beqx addr
txa
beq addr
- .endmacro
\ No newline at end of file
+ .endmacro