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MEMCMP.SRC
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1996-08-02
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28 lines
XDEF _memcmp
section code
_memcmp:
move.l (8,a0),d0 ;size
beq.b zerout
move.l (4,a0),a1 ; buf2
move.l (a0),a0 ; buf1
lp:
move.b (a1)+,d1
cmp.b (a0),d1
beq.b lp2
blo.b posout
bhi.b negout
lp2:
addq #1,a0
subq #1,d0
bne lp
zerout:
clr.l d0
rts
posout:
clr.l d0
addq #1,d0
rts
negout:
clr.l d0
subq #1,d0
rts