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49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/* fminimum_mag_numf(). LoongArch version.
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Copyright (C) 2022-2023 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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#include <fpu_control.h>
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float
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__fminimum_mag_numf (float x, float y)
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{
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int x_cond;
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int y_cond;
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asm volatile ("fclass.s \t%0, %1" : "=f" (x_cond) : "f" (x));
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asm volatile ("fclass.s \t%0, %1" : "=f" (y_cond) : "f" (y));
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if (__glibc_unlikely((x_cond & _FCLASS_NAN) && !(y_cond & _FCLASS_NAN)))
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{
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asm volatile ("fmina.s \t%0, %1, %2" : "=f" (x) : "f" (x), "f" (y));
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return y;
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}
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else if (__glibc_unlikely(!(x_cond & _FCLASS_NAN) && (y_cond & _FCLASS_NAN)))
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{
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asm volatile ("fmina.s \t%0, %1, %2" : "=f" (y) : "f" (x), "f" (y));
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return x;
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}
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else
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{
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asm volatile ("fmina.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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}
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libm_alias_float (__fminimum_mag_num, fminimum_mag_num)
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