ack/mach/pdp/libem/mlu4.s
1984-07-19 12:51:00 +00:00

24 lines
261 B
ArmAsm

.text
.globl mlu4~
.globl save~,retu~
mlu4~:
jsr pc,save~
clr r0
mov 02(sp),r1
mov 06(sp),r3
mul r3,r0
tst r3
bge 1f
ashc $15.,r0
1: mov 02(sp),r3
clr r2
mul 04(sp),r2
add r3,r0
mov 06(sp),r3
clr r2
mul (sp),r2
add r3,r0
add $010,sp
jmp retu~