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[glibc.git] / sysdeps / loongarch / fpu / s_fminimum_mag_numf.c
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1 /* fminimum_mag_numf(). LoongArch version.
2 Copyright (C) 2022-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
19 #define NO_MATH_REDIRECT
20 #include <math.h>
21 #include <libm-alias-float.h>
22 #include <fpu_control.h>
24 float
25 __fminimum_mag_numf (float x, float y)
27 int x_cond;
28 int y_cond;
29 asm volatile ("fclass.s \t%0, %1" : "=f" (x_cond) : "f" (x));
30 asm volatile ("fclass.s \t%0, %1" : "=f" (y_cond) : "f" (y));
32 if (__glibc_unlikely((x_cond & _FCLASS_NAN) && !(y_cond & _FCLASS_NAN)))
34 asm volatile ("fmina.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y));
35 return y;
37 else if (__glibc_unlikely(!(x_cond & _FCLASS_NAN) && (y_cond & _FCLASS_NAN)))
39 asm volatile ("fmina.s \t%0, %1, %2" : "=f" (y) : "f" (x), "f" (y));
40 return x;
42 else
44 asm volatile ("fmina.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y));
45 return x;
48 libm_alias_float (__fminimum_mag_num, fminimum_mag_num)