1 /* Enumerate available IFUNC implementations of a function. ARM version.
2 Copyright (C) 2013 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
23 #include <ifunc-impl-list.h>
25 /* Fill ARRAY of MAX elements with IFUNC implementations for function
26 NAME and return the number of valid entries. */
29 __libc_ifunc_impl_list (const char *name
, struct libc_ifunc_impl
*array
,
36 # define __memcpy_neon memcpy
38 use_neon
= (GLRO(dl_hwcap
) & HWCAP_ARM_NEON
) != 0;
44 use_vfp
= (GLRO(dl_hwcap
) & HWCAP_ARM_VFP
) != 0;
48 IFUNC_IMPL (i
, name
, memcpy
,
49 IFUNC_IMPL_ADD (array
, i
, memcpy
, use_neon
, __memcpy_neon
)
51 IFUNC_IMPL_ADD (array
, i
, memcpy
, use_vfp
, __memcpy_vfp
)
53 IFUNC_IMPL_ADD (array
, i
, memcpy
, 1, __memcpy_arm
));