1 /* memset variant information on S/390 version.
2    Copyright (C) 2018-2021 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C Library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #if defined USE_MULTIARCH && IS_IN (libc)	\
20   && ! defined HAVE_S390_MIN_Z196_ZARCH_ASM_SUPPORT
21 # define HAVE_MEMSET_IFUNC	1
22 #else
23 # define HAVE_MEMSET_IFUNC	0
24 #endif
25 
26 #if defined HAVE_S390_MIN_Z196_ZARCH_ASM_SUPPORT
27 # define MEMSET_DEFAULT		MEMSET_Z196
28 # define BZERO_DEFAULT		BZERO_Z196
29 # define HAVE_MEMSET_Z900_G5	0
30 # define HAVE_MEMSET_Z10	0
31 # define HAVE_MEMSET_Z196	1
32 #elif defined HAVE_S390_MIN_Z10_ZARCH_ASM_SUPPORT
33 # define MEMSET_DEFAULT		MEMSET_Z10
34 # define BZERO_DEFAULT		BZERO_Z10
35 # define HAVE_MEMSET_Z900_G5	0
36 # define HAVE_MEMSET_Z10	1
37 # define HAVE_MEMSET_Z196	HAVE_MEMSET_IFUNC
38 #else
39 # define MEMSET_DEFAULT		MEMSET_Z900_G5
40 # define BZERO_DEFAULT		BZERO_Z900_G5
41 # define HAVE_MEMSET_Z900_G5	1
42 # define HAVE_MEMSET_Z10	HAVE_MEMSET_IFUNC
43 # define HAVE_MEMSET_Z196	HAVE_MEMSET_IFUNC
44 #endif
45 
46 #if HAVE_MEMSET_Z10 || HAVE_MEMSET_Z196
47 # define HAVE_MEMSET_MVCLE	1
48 #else
49 # define HAVE_MEMSET_MVCLE	0
50 #endif
51 
52 #if HAVE_MEMSET_Z900_G5
53 # define MEMSET_Z900_G5		__memset_default
54 # define BZERO_Z900_G5		__bzero_default
55 #else
56 # define MEMSET_Z900_G5		NULL
57 # define BZERO_Z900_G5		NULL
58 #endif
59 
60 #if HAVE_MEMSET_Z10
61 # define MEMSET_Z10		__memset_z10
62 # define BZERO_Z10		__bzero_z10
63 #else
64 # define MEMSET_Z10		NULL
65 # define BZERO_Z10		NULL
66 #endif
67 
68 #if HAVE_MEMSET_Z196
69 # define MEMSET_Z196		__memset_z196
70 # define BZERO_Z196		__bzero_z196
71 #else
72 # define MEMSET_Z196		NULL
73 # define BZERO_Z196		NULL
74 #endif
75