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69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
/* Copyright (C) 2011-2019 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 <fenv.h>
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#include <math.h>
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#include <math_private.h>
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#include <math-svid-compat.h>
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#include <libm-alias-ldouble.h>
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#if LIBM_SVID_COMPAT
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/* wrapper j0l */
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long double
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__j0l (long double x)
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{
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if (__builtin_expect (isgreater (fabsl (x), X_TLOSS), 0)
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&& _LIB_VERSION != _IEEE_ && _LIB_VERSION != _POSIX_)
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/* j0(|x|>X_TLOSS) */
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return __kernel_standard_l (x, x, 234);
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return __ieee754_j0l (x);
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}
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libm_alias_ldouble (__j0, j0)
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/* wrapper y0l */
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long double
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__y0l (long double x)
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{
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if (__builtin_expect (islessequal (x, 0.0L) || isgreater (x, X_TLOSS), 0)
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&& _LIB_VERSION != _IEEE_)
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{
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if (x < 0.0L)
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{
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/* d = zero/(x-x) */
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feraiseexcept (FE_INVALID);
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return __kernel_standard_l (x, x, 209);
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}
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else if (x == 0.0L)
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{
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/* d = -one/(x-x) */
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feraiseexcept (FE_DIVBYZERO);
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return __kernel_standard_l (x, x, 208);
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}
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else if (_LIB_VERSION != _POSIX_)
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/* y0(x>X_TLOSS) */
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return __kernel_standard_l (x, x, 235);
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}
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return __ieee754_y0l (x);
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}
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libm_alias_ldouble (__y0, y0)
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#endif
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