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712a254a 1/* memset variant information on S/390 version.
04277e02 2 Copyright (C) 2018-2019 Free Software Foundation, Inc.
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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
5a82c748 17 <https://www.gnu.org/licenses/>. */
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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
07be3928 28# define BZERO_DEFAULT BZERO_Z196
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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
07be3928 34# define BZERO_DEFAULT BZERO_Z10
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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
07be3928 40# define BZERO_DEFAULT BZERO_Z900_G5
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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
07be3928 54# define BZERO_Z900_G5 __bzero_default
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55#else
56# define MEMSET_Z900_G5 NULL
07be3928 57# define BZERO_Z900_G5 NULL
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58#endif
59
60#if HAVE_MEMSET_Z10
61# define MEMSET_Z10 __memset_z10
07be3928 62# define BZERO_Z10 __bzero_z10
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63#else
64# define MEMSET_Z10 NULL
07be3928 65# define BZERO_Z10 NULL
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66#endif
67
68#if HAVE_MEMSET_Z196
69# define MEMSET_Z196 __memset_z196
07be3928 70# define BZERO_Z196 __bzero_z196
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71#else
72# define MEMSET_Z196 NULL
07be3928 73# define BZERO_Z196 NULL
712a254a 74#endif