| /* Multiple versions of llrintf. |
| Copyright (C) 2017-2018 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| 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/>. */ |
| /* Redefine lrintf/__lrintf so that the compiler won't complain about the type |
| mismatch with the IFUNC selector in strong_alias below. */ |
| #define lrintf __hidden_lrintf |
| #define __lrintf __hidden___lrintf |
| |
| #include <math.h> |
| #undef lrintf |
| #undef __lrintf |
| #include "init-arch.h" |
| #include <libm-alias-float.h> |
| |
| extern __typeof (__llrintf) __llrint_ppc64 attribute_hidden; |
| extern __typeof (__llrintf) __llrint_power6x attribute_hidden; |
| extern __typeof (__llrintf) __llrint_power8 attribute_hidden; |
| |
| /* The ppc64 ABI passes float and double parameters in 64bit floating point |
| registers (at least up to a point) as IEEE binary64 format, so effectively |
| of "double" type. Both l[l]rint and l[l]rintf return long type. So these |
| functions have identical signatures and functionality, and can use a |
| single implementation. */ |
| libc_ifunc (__llrintf, |
| (hwcap2 & PPC_FEATURE2_ARCH_2_07) |
| ? __llrint_power8 : |
| (hwcap & PPC_FEATURE_POWER6_EXT) |
| ? __llrint_power6x |
| : __llrint_ppc64); |
| |
| libm_alias_float (__llrint, llrint) |
| strong_alias (__llrintf, __lrintf) |
| libm_alias_float (__lrint, lrint) |