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/* Double-precision math error handling.
Copyright (C) 2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <fpu/math-barriers.h>
#include "math_config_dbl.h"
/* NOINLINE reduces code size. */
NOINLINE static double
xflow (uint32_t sign, double y)
{
y = math_opt_barrier (sign ? -y : y) * y;
return y;
}
attribute_hidden double
__math_uflow (uint32_t sign)
{
return xflow (sign, 0x1p-767);
}
attribute_hidden double
__math_oflow (uint32_t sign)
{
return xflow (sign, 0x1p769);
}
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