| /* This file is part of the GNU C Library. |
| Copyright (C) 2008-2018 Free Software Foundation, Inc. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifdef __ASSEMBLER__ |
| # include <cpu-features.h> |
| #else |
| # include <ldsodefs.h> |
| #endif |
| #include <ifunc-init.h> |
| |
| #ifndef __x86_64__ |
| /* Due to the reordering and the other nifty extensions in i686, it is |
| not really good to use heavily i586 optimized code on an i686. It's |
| better to use i486 code if it isn't an i586. */ |
| # if MINIMUM_ISA == 686 |
| # define USE_I586 0 |
| # define USE_I686 1 |
| # else |
| # define USE_I586 (HAS_ARCH_FEATURE (I586) && !HAS_ARCH_FEATURE (I686)) |
| # define USE_I686 HAS_ARCH_FEATURE (I686) |
| # endif |
| #endif |