blob: 8964f4bac024e192b9c3e4f645aef005d31863b5 (
plain)
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
|
/* ISA level static dispatch for wcscpy .S files.
Copyright (C) 2022-2023 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/>. */
/* wcscpy non-multiarch build is split into two files,
wcscpy-generic.c and wcscpy.S. The wcscpy.S build is for
ISA level >= 2 uses the optimized assembly implementations in
multiarch/wcscpy*.S. This must be split into two files because
we cannot include C code from assembly or vice versa. */
#include <isa-level.h>
#if MINIMUM_X86_ISA_LEVEL >= 2
# define WCSCPY __wcscpy
# define DEFAULT_IMPL_V4 "multiarch/wcscpy-evex.S"
# define DEFAULT_IMPL_V3 "multiarch/wcscpy-avx2.S"
# define DEFAULT_IMPL_V2 "multiarch/wcscpy-ssse3.S"
/* isa-default-impl.h expects DEFAULT_IMPL_V1 to be defined but it
should never be used from here. */
# define DEFAULT_IMPL_V1 "ERROR -- Invalid ISA IMPL"
# include "isa-default-impl.h"
weak_alias (__wcscpy, wcscpy)
libc_hidden_def (__wcscpy)
#endif
|
