[thirdparty/glibc.git] / sysdeps / sparc / sparc64 / fpu / multiarch / s_signbit.c

/* signbit ifunc resolver, Linux/sparc64 version.
   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/>.  */

#define __signbit __redirect_signbit
#include <math.h>
#undef __signbit

#include <sparc-ifunc.h>

extern __typeof (__redirect_signbit) __signbit_vis3 attribute_hidden;
extern __typeof (__redirect_signbit) __signbit_generic attribute_hidden;

sparc_libm_ifunc_redirected (__redirect_signbit, __signbit,
			     hwcap & HWCAP_SPARC_VIS3
			     ? __signbit_vis3
			     : __signbit_generic);

/* On 64-bit the double version will also always work for
   long-double-precision since in both cases the word with the
   sign bit in it is passed always in register %f0.  */
strong_alias (__signbit, __signbitl)
sparc_ifunc_redirected_hidden_def (__redirect_signbit, __signbitl)
Commit	Line	Data
1cbd7bfe	1	/* signbit ifunc resolver, Linux/sparc64 version.
688903eb	2	Copyright (C) 2017-2018 Free Software Foundation, Inc.
1cbd7bfe AZ	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	#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)