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
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
/* Entry point for multi-version x86 strncasecmp.
All versions must be listed in ifunc-impl-list.c.
Copyright (C) 2011-2012 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 <sysdep.h>
#include <init-arch.h>
#ifdef SHARED
.text
ENTRY(__strncasecmp)
.type __strncasecmp, @gnu_indirect_function
pushl %ebx
cfi_adjust_cfa_offset (4)
cfi_rel_offset (ebx, 0)
LOAD_PIC_REG(bx)
cmpl $0, KIND_OFFSET+__cpu_features@GOTOFF(%ebx)
jne 1f
call __init_cpu_features
1: leal __strncasecmp_ia32@GOTOFF(%ebx), %eax
testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features@GOTOFF(%ebx)
jz 2f
leal __strncasecmp_ssse3@GOTOFF(%ebx), %eax
testl $bit_SSE4_2, CPUID_OFFSET+index_SSE4_2+__cpu_features@GOTOFF(%ebx)
jz 2f
leal __strncasecmp_sse4_2@GOTOFF(%ebx), %eax
2: popl %ebx
cfi_adjust_cfa_offset (-4)
cfi_restore (ebx)
ret
END(__strncasecmp)
#else
.text
ENTRY(__strncasecmp)
.type __strncasecmp, @gnu_indirect_function
cmpl $0, KIND_OFFSET+__cpu_features
jne 1f
call __init_cpu_features
1: leal __strncasecmp_ia32, %eax
testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features
jz 2f
leal __strncasecmp_ssse3, %eax
#if 0
// XXX Temporarily
testl $bit_SSE4_2, CPUID_OFFSET+index_SSE4_2+__cpu_features
jz 2f
leal __strncasecmp_sse4_2, %eax
#endif
2: ret
END(__strncasecmp)
#endif
weak_alias (__strncasecmp, strncasecmp)
|
