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31556246 | 1 | /* Multiple versions of memcpy. |
04277e02 | 2 | Copyright (C) 2015-2019 Free Software Foundation, Inc. |
31556246 SL |
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 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
18eb862d SL |
19 | #include <ifunc-memcpy.h> |
20 | ||
21 | #if HAVE_MEMCPY_IFUNC | |
18d6c45e SL |
22 | # define memcpy __redirect_memcpy |
23 | # include <string.h> | |
24 | # undef memcpy | |
31556246 SL |
25 | # include <ifunc-resolve.h> |
26 | ||
18eb862d SL |
27 | # if HAVE_MEMCPY_Z900_G5 |
28 | extern __typeof (__redirect_memcpy) MEMCPY_Z900_G5 attribute_hidden; | |
29 | # endif | |
30 | ||
31 | # if HAVE_MEMCPY_Z10 | |
32 | extern __typeof (__redirect_memcpy) MEMCPY_Z10 attribute_hidden; | |
33 | # endif | |
34 | ||
35 | # if HAVE_MEMCPY_Z196 | |
36 | extern __typeof (__redirect_memcpy) MEMCPY_Z196 attribute_hidden; | |
37 | # endif | |
38 | ||
39 | s390_libc_ifunc_expr (__redirect_memcpy, memcpy, | |
40 | ({ | |
80190d2b | 41 | s390_libc_ifunc_expr_stfle_init (); |
18eb862d SL |
42 | (HAVE_MEMCPY_Z196 && S390_IS_Z196 (stfle_bits)) |
43 | ? MEMCPY_Z196 | |
44 | : (HAVE_MEMCPY_Z10 && S390_IS_Z10 (stfle_bits)) | |
45 | ? MEMCPY_Z10 | |
46 | : MEMCPY_DEFAULT; | |
47 | }) | |
48 | ) | |
31556246 | 49 | #endif |