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.include "asm/macros.s"
.syntax unified
.text
thumb_func_start memcpy
@ void *memcpy(void *dest, void *src, int size)
memcpy: @ 81E26FC
push {r4,r5,lr}
adds r5, r0, 0
adds r4, r5, 0
adds r3, r1, 0
cmp r2, 0xF
bls _081E273C
adds r0, r3, 0
orrs r0, r5
movs r1, 0x3
ands r0, r1
cmp r0, 0
bne _081E273C
adds r1, r5, 0
_081E2716:
ldm r3!, {r0}
stm r1!, {r0}
ldm r3!, {r0}
stm r1!, {r0}
ldm r3!, {r0}
stm r1!, {r0}
ldm r3!, {r0}
stm r1!, {r0}
subs r2, 0x10
cmp r2, 0xF
bhi _081E2716
cmp r2, 0x3
bls _081E273A
_081E2730:
ldm r3!, {r0}
stm r1!, {r0}
subs r2, 0x4
cmp r2, 0x3
bhi _081E2730
_081E273A:
adds r4, r1, 0
_081E273C:
subs r2, 0x1
movs r0, 0x1
negs r0, r0
cmp r2, r0
beq _081E2756
adds r1, r0, 0
_081E2748:
ldrb r0, [r3]
strb r0, [r4]
adds r3, 0x1
adds r4, 0x1
subs r2, 0x1
cmp r2, r1
bne _081E2748
_081E2756:
adds r0, r5, 0
pop {r4,r5,pc}
thumb_func_end memcpy
thumb_func_start memset
@ void *memset(void *dest, char c, int size)
memset: @ 81E275C
push {r4,r5,lr}
adds r5, r0, 0
adds r4, r1, 0
adds r3, r5, 0
cmp r2, 0x3
bls _081E27A2
movs r0, 0x3
ands r0, r5
cmp r0, 0
bne _081E27A2
adds r1, r5, 0
movs r0, 0xFF
ands r4, r0
lsls r3, r4, 8
orrs r3, r4
lsls r0, r3, 16
orrs r3, r0
cmp r2, 0xF
bls _081E2796
_081E2782:
stm r1!, {r3}
stm r1!, {r3}
stm r1!, {r3}
stm r1!, {r3}
subs r2, 0x10
cmp r2, 0xF
bhi _081E2782
b _081E2796
_081E2792:
stm r1!, {r3}
subs r2, 0x4
_081E2796:
cmp r2, 0x3
bhi _081E2792
adds r3, r1, 0
b _081E27A2
_081E279E:
strb r4, [r3]
adds r3, 0x1
_081E27A2:
adds r0, r2, 0
subs r2, 0x1
cmp r0, 0
bne _081E279E
adds r0, r5, 0
pop {r4,r5,pc}
thumb_func_end memset
thumb_func_start strcmp
@ int strcmp(char *s1, char *s2)
strcmp: @ 81E27B0
push {r4,r5,lr}
adds r2, r0, 0
adds r3, r1, 0
orrs r0, r3
movs r1, 0x3
ands r0, r1
cmp r0, 0
bne _081E27F6
ldr r1, [r2]
ldr r0, [r3]
cmp r1, r0
bne _081E27F6
ldr r5, _081E27DC
ldr r4, _081E27E0
_081E27CC:
ldr r1, [r2]
adds r0, r1, r5
bics r0, r1
ands r0, r4
cmp r0, 0
beq _081E27E4
movs r0, 0
b _081E2808
.align 2, 0
_081E27DC: .4byte 0xfefefeff
_081E27E0: .4byte 0x80808080
_081E27E4:
adds r2, 0x4
adds r3, 0x4
ldr r1, [r2]
ldr r0, [r3]
cmp r1, r0
beq _081E27CC
b _081E27F6
_081E27F2:
adds r2, 0x1
adds r3, 0x1
_081E27F6:
ldrb r0, [r2]
cmp r0, 0
beq _081E2802
ldrb r1, [r3]
cmp r0, r1
beq _081E27F2
_081E2802:
ldrb r2, [r2]
ldrb r3, [r3]
subs r0, r2, r3
_081E2808:
pop {r4,r5,pc}
thumb_func_end strcmp
.align 2, 0 @ Don't pad with nop.
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