38 lines
1.3 KiB
C
38 lines
1.3 KiB
C
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/* Subtract long double (ldbl-128) values, narrowing the result to double.
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Copyright (C) 2018-2022 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 f32xsubf64x __hide_f32xsubf64x
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#define f32xsubf128 __hide_f32xsubf128
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#define f64subf64x __hide_f64subf64x
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#define f64subf128 __hide_f64subf128
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#include <math.h>
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#undef f32xsubf64x
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#undef f32xsubf128
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#undef f64subf64x
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#undef f64subf128
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#include <math-narrow.h>
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double
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__dsubl (_Float128 x, _Float128 y)
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{
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NARROW_SUB_ROUND_TO_ODD (x, y, double, union ieee854_long_double, l,
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mantissa3);
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}
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libm_alias_double_ldouble (sub)
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