ack/mach/pdp/libem/los2.s
1984-07-19 12:51:00 +00:00

17 lines
183 B
ArmAsm

.text
.globl los2~
.globl save1~
los2~:
mov (sp)+,save1~
cmp r0,$01
bne 1f
clr -(sp)
bisb (r1),(sp)
jmp *save1~
1: add r0,r1
asr r0
2: mov -(r1),-(sp)
sob r0,2b
jmp *save1~