4c6d66c472
Just the interface for now; implementation to come later. Test: treehugger Change-Id: Id1f0b158f708ff501b5e13fe92c6736e4507d7b6
52 lines
1.9 KiB
C
52 lines
1.9 KiB
C
/*
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* Copyright (C) 2022 The Android Open Source Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#pragma once
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#include <sys/types.h>
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__BEGIN_DECLS
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typedef __uint32_t fenv_t;
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typedef __uint32_t fexcept_t;
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/* Exception flags. No FE_DENORMAL for riscv64. */
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#define FE_INEXACT 0x01
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#define FE_UNDERFLOW 0x02
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#define FE_OVERFLOW 0x04
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#define FE_DIVBYZERO 0x08
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#define FE_INVALID 0x10
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#define FE_ALL_EXCEPT (FE_DIVBYZERO | FE_INEXACT | FE_INVALID | FE_OVERFLOW | FE_UNDERFLOW)
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/* Rounding modes. */
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#define FE_TONEAREST 0x0
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#define FE_TOWARDZERO 0x1
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#define FE_DOWNWARD 0x2
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#define FE_UPWARD 0x3
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__END_DECLS
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