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/* Multiple versions of llroundf.
Copyright (C) 2017-2019 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 lroundf/__lroundf so that the compiler won't complain about
the type mismatch with the IFUNC selector in strong_alias below. */
#define lroundf __hidden_lroundf
#define __lroundf __hidden___lroundf
#include <math.h>
#undef lroundf
#undef __lroundf
#include "init-arch.h"
#include <libm-alias-float.h>
extern __typeof (__llroundf) __llroundf_ppc64 attribute_hidden;
extern __typeof (__llroundf) __llround_power6x attribute_hidden;
extern __typeof (__llroundf) __llround_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]round and l[l]roundf return long type. So these
functions have identical signatures and functionality, and can use a
single implementation. */
libc_ifunc (__llroundf,
(hwcap2 & PPC_FEATURE2_ARCH_2_07)
? __llround_power8 :
(hwcap & PPC_FEATURE_POWER6_EXT)
? __llround_power6x
: __llroundf_ppc64);
libm_alias_float (__llround, llround)
strong_alias (__llroundf, __lroundf)
libm_alias_float (__lround, lround)
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