mirror of
https://github.com/cc65/cc65.git
synced 2024-11-18 15:05:14 +00:00
53dd513176
which included commits to RCS files with non-trunk default branches. git-svn-id: svn://svn.cc65.org/cc65/trunk@3 b7a2c559-68d2-44c3-8de9-860c34a00d81
27 lines
245 B
ArmAsm
27 lines
245 B
ArmAsm
;
|
|
; Ullrich von Bassewitz, 06.08.1998
|
|
;
|
|
; CC65 runtime: long complement
|
|
;
|
|
|
|
.export compleax
|
|
.importzp sreg
|
|
|
|
; eax = ~eax
|
|
|
|
compleax:
|
|
eor #$FF
|
|
pha
|
|
txa
|
|
eor #$FF
|
|
tax
|
|
lda sreg
|
|
eor #$FF
|
|
sta sreg
|
|
lda sreg+1
|
|
eor #$FF
|
|
sta sreg+1
|
|
pla
|
|
rts
|
|
|