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73 lines
2.0 KiB
C
73 lines
2.0 KiB
C
/* Inline math functions for powerpc.
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Copyright (C) 1995-2018 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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<http://www.gnu.org/licenses/>. */
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#ifndef _MATH_H
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# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
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#endif
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#ifndef __extern_inline
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# define __MATH_INLINE __inline
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#else
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# define __MATH_INLINE __extern_inline
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#endif /* __cplusplus */
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#if defined __GNUC__ && !defined _SOFT_FLOAT && !defined __NO_FPRS__
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#if !defined __NO_MATH_INLINES && defined __OPTIMIZE__
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#ifdef __USE_ISOC99
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# ifndef __powerpc64__
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__MATH_INLINE long int lrint (double __x) __THROW;
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__MATH_INLINE long int
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__NTH (lrint (double __x))
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{
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union {
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double __d;
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long long __ll;
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} __u;
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__asm__ ("fctiw %0,%1" : "=f"(__u.__d) : "f"(__x));
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return __u.__ll;
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}
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__MATH_INLINE long int lrintf (float __x) __THROW;
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__MATH_INLINE long int
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__NTH (lrintf (float __x))
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{
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return lrint ((double) __x);
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}
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# endif
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__MATH_INLINE double fdim (double __x, double __y) __THROW;
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__MATH_INLINE double
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__NTH (fdim (double __x, double __y))
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{
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return __x <= __y ? 0 : __x - __y;
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}
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__MATH_INLINE float fdimf (float __x, float __y) __THROW;
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__MATH_INLINE float
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__NTH (fdimf (float __x, float __y))
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{
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return __x <= __y ? 0 : __x - __y;
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}
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#endif /* __USE_ISOC99 */
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#endif /* !__NO_MATH_INLINES && __OPTIMIZE__ */
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#endif /* __GNUC__ && !_SOFT_FLOAT && !__NO_FPRS__ */
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