blob: f967a1bec6fd57d2639ce7fc8f854966d8a2e655 (
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
51
52
53
54
55
56
57
58
59
|
/* Common ifunc selection utils
All versions must be listed in ifunc-impl-list.c.
Copyright (C) 2022 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
<https://www.gnu.org/licenses/>. */
#ifndef _ISA_IFUNC_MACROS_H
#define _ISA_IFUNC_MACROS_H 1
#include <isa-level.h>
#include <sys/cdefs.h>
#include <stdlib.h>
/* Only include at the level of the minimum build ISA or higher. I.e
if built with ISA=V1, then include all implementations. On the
other hand if built with ISA=V3 only include V3/V4
implementations. If there is no implementation at or above the
minimum build ISA level, then include the highest ISA level
implementation. */
#if MINIMUM_X86_ISA_LEVEL <= 4
# define X86_IFUNC_IMPL_ADD_V4(...) IFUNC_IMPL_ADD (__VA_ARGS__)
#endif
#if MINIMUM_X86_ISA_LEVEL <= 3
# define X86_IFUNC_IMPL_ADD_V3(...) IFUNC_IMPL_ADD (__VA_ARGS__)
#endif
#if MINIMUM_X86_ISA_LEVEL <= 2
# define X86_IFUNC_IMPL_ADD_V2(...) IFUNC_IMPL_ADD (__VA_ARGS__)
#endif
#if MINIMUM_X86_ISA_LEVEL <= 1
# define X86_IFUNC_IMPL_ADD_V1(...) IFUNC_IMPL_ADD (__VA_ARGS__)
#endif
#ifndef X86_IFUNC_IMPL_ADD_V4
# define X86_IFUNC_IMPL_ADD_V4(...)
#endif
#ifndef X86_IFUNC_IMPL_ADD_V3
# define X86_IFUNC_IMPL_ADD_V3(...)
#endif
#ifndef X86_IFUNC_IMPL_ADD_V2
# define X86_IFUNC_IMPL_ADD_V2(...)
#endif
#ifndef X86_IFUNC_IMPL_ADD_V1
# define X86_IFUNC_IMPL_ADD_V1(...)
#endif
#endif
|
