blob: 85b7b35753ca6993d41874a6bdc131b414dc6e57 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
/* strstr with SSE4.2 intrinsics
Copyright (C) 2010-2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <ctype.h>
#include <xmmintrin.h>
/* Similar to __m128i_strloadu. Convert to lower case for none-POSIX/C
locale. */
static inline __m128i
__m128i_strloadu_tolower (const unsigned char *p)
{
union
{
char b[16];
__m128i x;
} u;
for (int i = 0; i < 16; ++i)
if (p[i] == 0)
{
u.b[i] = 0;
break;
}
else
u.b[i] = tolower (p[i]);
return u.x;
}
#define STRCASESTR_NONASCII
#define USE_AS_STRCASESTR
#define STRSTR_SSE42 __strcasestr_sse42_nonascii
#include "strstr.c"
|
