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7525c1c71d
Add support to treat pseudo-numbers specially and implement x86 version to consider all of them as signaling. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
/* Pseudo-normal number handling. x86 version.
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Copyright (C) 2020 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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#ifndef NAN_PSEUDO_NUMBER_H
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#define NAN_PSEUDO_NUMBER_H 1
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#define HANDLE_PSEUDO_NUMBERS 1
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/* Pseudo numbers on x86 are always signaling. */
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static inline int
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is_pseudo_signaling (uint32_t exi, uint32_t hxi)
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{
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return ((exi & 0x7fff) && ((hxi & 0x80000000) == 0));
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}
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#endif /* nan-pseudo-number.h */
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