aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/s390/ifunc-strchr.h
blob: 7c66dea7ec32dd7521b8cb1902fc6efa3f561c1a (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
43
44
45
46
47
48
49
50
51
52
/* strchr variant information on S/390 version.
   Copyright (C) 2018-2020 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/>.  */

#if defined USE_MULTIARCH && IS_IN (libc)		\
  && ! defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
# define HAVE_STRCHR_IFUNC	1
#else
# define HAVE_STRCHR_IFUNC	0
#endif

#ifdef HAVE_S390_VX_ASM_SUPPORT
# define HAVE_STRCHR_IFUNC_AND_VX_SUPPORT HAVE_STRCHR_IFUNC
#else
# define HAVE_STRCHR_IFUNC_AND_VX_SUPPORT 0
#endif

#if defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
# define STRCHR_DEFAULT		STRCHR_Z13
# define HAVE_STRCHR_C		0
# define HAVE_STRCHR_Z13	1
#else
# define STRCHR_DEFAULT		STRCHR_C
# define HAVE_STRCHR_C		1
# define HAVE_STRCHR_Z13	HAVE_STRCHR_IFUNC_AND_VX_SUPPORT
#endif

#if HAVE_STRCHR_C
# define STRCHR_C		__strchr_c
#else
# define STRCHR_C		NULL
#endif

#if HAVE_STRCHR_Z13
# define STRCHR_Z13		__strchr_vx
#else
# define STRCHR_Z13		NULL
#endif