ack/mach/i86/libem/sri.s

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392 B
ArmAsm
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1985-02-07 15:33:13 +00:00
.define .sri
! $Header$
! #bytes in ax
.sri:
pop dx ! return address
cmp ax,2
jne 1f
pop ax
pop cx
sar ax,cl
push ax
jmp dx
1:
cmp ax,4
jne 9f
pop cx
jcxz 2f
pop ax
pop bx
3:
sar bx,1
rcr ax,1
loop 3b
push bx
push ax
2:
jmp dx
9:
mov ax,EODDZ
push ax
jmp .trp