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48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* Copyright (C) 2011, 2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@gmail.com>, 2011.
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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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#include <math.h>
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#include <math_private.h>
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static const long double
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o_threshold= 1.135652340629414394949193107797076489134e4,
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/* 0x400C, 0xB17217F7, 0xD1CF79AC */
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u_threshold= -1.140019167866942050398521670162263001513e4;
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/* 0x400C, 0xB220C447, 0x69C201E8 */
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/* wrapper expl */
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long double
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__expl (long double x)
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{
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if (__builtin_expect (isgreater (x, o_threshold), 0))
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{
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if (_LIB_VERSION != _IEEE_)
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return __kernel_standard (x, x, 206);
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}
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else if (__builtin_expect (isless (x, u_threshold), 0))
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{
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if (_LIB_VERSION != _IEEE_)
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return __kernel_standard (x, x, 207);
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}
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return __ieee754_expl (x);
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}
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hidden_def (__expl)
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weak_alias (__expl, expl)
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