Commit | Line | Data |
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b00dc837 | 1 | /* |
1da177e4 LT |
2 | * Sparc64 optimized strncmp code. |
3 | * | |
4 | * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz) | |
5 | */ | |
6 | ||
8695c37d | 7 | #include <linux/linkage.h> |
1da177e4 LT |
8 | #include <asm/asi.h> |
9 | ||
10 | .text | |
8695c37d | 11 | ENTRY(strncmp) |
1da177e4 LT |
12 | brlez,pn %o2, 3f |
13 | lduba [%o0] (ASI_PNF), %o3 | |
14 | 1: | |
15 | add %o0, 1, %o0 | |
16 | ldub [%o1], %o4 | |
17 | brz,pn %o3, 2f | |
18 | add %o1, 1, %o1 | |
19 | cmp %o3, %o4 | |
20 | bne,pn %icc, 2f | |
21 | subcc %o2, 1, %o2 | |
22 | bne,a,pt %xcc, 1b | |
23 | ldub [%o0], %o3 | |
24 | 2: | |
25 | retl | |
26 | sub %o3, %o4, %o0 | |
27 | 3: | |
28 | retl | |
29 | clr %o0 | |
8695c37d | 30 | ENDPROC(strncmp) |