newlib-cygwin/newlib/libc/machine/mn10300/memcmp.S

54 lines
593 B
ArmAsm

.file "memcmp.S"
.section .text
.global _memcmp
.type _memcmp,@function
_memcmp:
movm [d2,d3,a2,a3],(sp)
mov d0,a0
mov d1,a1
mov (28,sp),a2
#ifndef __OPTIMIZE_SIZE__
cmp 3,a2
bls .L22
mov a1,d2
or d2,d0
btst 3,d0
bne .L22
.L17:
setlb
mov (a0),d1
mov (a1),d0
cmp d0,d1
bne .L22
inc4 a0
inc4 a1
add -4,a2
cmp 3,a2
lhi
#endif
.L22:
cmp 0,a2
beq .L24
.L18:
setlb
movbu (a0),d3
movbu (a1),d2
cmp d2,d3
beq .L23
mov d3,d0
sub d2,d0
jmp .L25
.L23:
inc a0
inc a1
.L26:
sub 1,a2
lne
.L24:
clr d0
.L25:
ret [d2,d3,a2,a3],16
.Lfe1:
.size _memcmp,.Lfe1-_memcmp