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73e35174f5
Use hardware Floating-point instruction f{maxa/mina}.{s/d},
to implement fmaxmag{f/ }, fminmag{f/ }.
* sysdeps/loongarch/fpu/s_fmaxmag.c: New file.
* sysdeps/loongarch/fpu/s_fmaxmagf.c: Likewise.
* sysdeps/loongarch/fpu/s_fminmag.c: Likewise.
* sysdeps/loongarch/fpu/s_fminmagf.c: Likewise.
30 lines
1.0 KiB
C
30 lines
1.0 KiB
C
/* fmaxmagf(). LoongArch version.
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Copyright (C) 2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#define NO_MATH_REDIRECT
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#include <math.h>
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#include <libm-alias-float.h>
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float
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__fmaxmagf (float x, float y)
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{
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asm volatile ("fmaxa.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y));
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return x;
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}
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libm_alias_float (__fmaxmag, fmaxmag)
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