1 /* signbit ifunc resolver, Linux/sparc64 version. 2 Copyright (C) 2017-2022 Free Software Foundation, Inc. 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 <https://www.gnu.org/licenses/>. */ 18 19 #define __signbit __redirect_signbit 20 #include <math.h> 21 #undef __signbit 22 23 #include <sparc-ifunc.h> 24 25 extern __typeof (__redirect_signbit) __signbit_vis3 attribute_hidden; 26 extern __typeof (__redirect_signbit) __signbit_generic attribute_hidden; 27 28 sparc_libm_ifunc_redirected (__redirect_signbit, __signbit, 29 hwcap & HWCAP_SPARC_VIS3 30 ? __signbit_vis3 31 : __signbit_generic); 32 33 /* On 64-bit the double version will also always work for 34 long-double-precision since in both cases the word with the 35 sign bit in it is passed always in register %f0. */ 36 strong_alias (__signbit, __signbitl) 37 sparc_ifunc_redirected_hidden_def (__redirect_signbit, __signbitl) 38