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6a2c6952 | 1 | /* Enumerate available IFUNC implementations of a function. AARCH64 version. |
688903eb | 2 | Copyright (C) 2017-2018 Free Software Foundation, Inc. |
6a2c6952 SE |
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 | ||
19 | #include <assert.h> | |
20 | #include <string.h> | |
21 | #include <wchar.h> | |
22 | #include <ldsodefs.h> | |
23 | #include <ifunc-impl-list.h> | |
24 | #include <init-arch.h> | |
25 | #include <stdio.h> | |
26 | ||
27 | /* Maximum number of IFUNC implementations. */ | |
e9537ddd | 28 | #define MAX_IFUNC 4 |
6a2c6952 SE |
29 | |
30 | size_t | |
31 | __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, | |
32 | size_t max) | |
33 | { | |
34 | assert (max >= MAX_IFUNC); | |
35 | ||
36 | size_t i = 0; | |
37 | ||
38 | INIT_ARCH (); | |
39 | ||
40 | /* Support sysdeps/aarch64/multiarch/memcpy.c and memmove.c. */ | |
41 | IFUNC_IMPL (i, name, memcpy, | |
ab85da15 | 42 | IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_thunderx) |
e9537ddd | 43 | IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_thunderx2) |
36ada5f6 | 44 | IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_falkor) |
4bd28df0 | 45 | IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_simd) |
6a2c6952 SE |
46 | IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_generic)) |
47 | IFUNC_IMPL (i, name, memmove, | |
ab85da15 | 48 | IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_thunderx) |
dd5bc7f1 | 49 | IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_falkor) |
4bd28df0 | 50 | IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_simd) |
6a2c6952 | 51 | IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_generic)) |
5a67c4fa SP |
52 | IFUNC_IMPL (i, name, memset, |
53 | /* Enable this on non-falkor processors too so that other cores | |
54 | can do a comparative analysis with __memset_generic. */ | |
55 | IFUNC_IMPL_ADD (array, i, memset, (zva_size == 64), __memset_falkor) | |
56 | IFUNC_IMPL_ADD (array, i, memset, 1, __memset_generic)) | |
6a2c6952 SE |
57 | |
58 | return i; | |
59 | } |