40 lines
1.4 KiB
C
40 lines
1.4 KiB
C
/* Internal libc stuff for floating point environment routines.
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Copyright (C) 2000-2022 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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#ifndef _FENV_LIBC_H
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#define _FENV_LIBC_H 1
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#include <fenv.h>
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#define FPCR_ROUND_MASK (3UL << 58)
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#define FPCR_ROUND_SHIFT 58
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#define SWCR_MAP_MASK (3UL << 12)
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#define SWCR_ENABLE_SHIFT 16
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#define SWCR_ENABLE_MASK (FE_ALL_EXCEPT >> SWCR_ENABLE_SHIFT)
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#define SWCR_STATUS_MASK (FE_ALL_EXCEPT)
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#define SWCR_ALL_MASK (SWCR_ENABLE_MASK \
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| SWCR_MAP_MASK \
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| SWCR_STATUS_MASK)
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/* These are declared for public consumption in <bits/fenv.h>. */
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libc_hidden_proto(__ieee_set_fp_control)
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libc_hidden_proto(__ieee_get_fp_control)
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#endif /* fenv_libc.h */
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