ack/mach/pdp/libem/lar.s

21 lines
219 B
ArmAsm

/ $Header$
.text
.globl lar~
lar~:
mov (sp)+,r3
sub (r0),r1
mov 04(r0),r0
mul r0,r1
add (sp)+,r1
add r0,r1
asr r0
beq 1f
2: mov -(r1),-(sp)
sob r0,2b
jmp (r3)
1: clr r0
bisb -(r1),r0
mov r0,-(sp)
jmp (r3)