OpenCores
URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [newlib-1.10.0/] [newlib/] [libc/] [machine/] [mn10300/] [memchr.S] - Blame information for rev 1765

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 1008 ivang 
        .file "memchr.S"
2 
 
3 
        .section .text
4 
        .global _memchr
5 
        .type    _memchr,@function
6 
_memchr:
7 
        movm [d2,d3,a2,a3],(sp)
8 
        mov d0,a0
9 
        mov d1,d2
10 
        mov (28,sp),a1
11 
#ifndef __OPTIMIZE_SIZE__
12 
        cmp 3,a1
13 
        bls .L44
14 
        mov a0,d3
15 
        btst 3,d3
16 
        bne .L44
17 
        mov a0,a2
18 
        mov 0,a3
19 
        clr d1
20 
.L29:
21 
        setlb
22 
        mov a3,d0
23 
        asl 8,d0
24 
        mov d2,a3
25 
        add d0,a3
26 
        inc d1
27 
        cmp 3,d1
28 
        lls
29 
        cmp 3,a1
30 
        bls .L48
31 
.L33:
32 
        mov (a2),d0
33 
        mov a3,d3
34 
        xor d3,d0
35 
        mov d0,d1
36 
        not d1
37 
        add -16843009,d0
38 
        and d1,d0
39 
        btst -2139062144,d0
40 
        beq .L34
41 
        mov a2,a0
42 
        clr d1
43 
.L38:
44 
        setlb
45 
        movbu (a0),d0
46 
        cmp d2,d0
47 
        beq .L47
48 
        inc a0
49 
        inc d1
50 
        cmp 3,d1
51 
        lls
52 
.L34:
53 
        add -4,a1
54 
        inc4 a2
55 
        cmp 3,a1
56 
        bhi .L33
57 
.L48:
58 
        mov a2,a0
59 
#endif
60 
.L44:
61 
        cmp 0,a1
62 
        beq .L50
63 
.L49:
64 
        setlb
65 
        movbu (a0),d0
66 
        cmp d2,d0
67 
        beq .L47
68 
        inc a0
69 
        sub 1,a1
70 
        lne
71 
.L50:
72 
        mov 0,a0
73 
.L47:
74 
        ret [d2,d3,a2,a3],16
75 
.Lfe1:
76 
        .size    _memchr,.Lfe1-_memchr

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.