minix/lib/i86/em/em_and.s
2005-04-21 14:53:53 +00:00

19 lines
218 B
ArmAsm
Executable file

.define .and
! #bytes in cx
! save di; it might be a register variable
.text
.and:
pop bx ! return address
mov dx,di
mov di,sp
add di,cx
sar cx,#1
1:
pop ax
and ax,(di)
stos
loop 1b
mov di,dx
jmp (bx)