newlib-cygwin/newlib/libm/machine/mips/fenv.c

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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2004 David Schultz <das@FreeBSD.ORG>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#define __fenv_static
#include <fenv.h>
#ifndef __mips_soft_float
#include <machine/fenv-fp.h>
#endif
#ifdef __GNUC_GNU_INLINE__
#error "This file must be compiled with C99 'inline' semantics"
#endif
/*
* Hopefully the system ID byte is immutable, so it's valid to use
* this as a default environment.
*/
#ifdef __mips_soft_float
#include <machine/fenv-softfloat.h>
#endif
extern inline int feclearexcept(int excepts);
extern inline int fegetexceptflag(fexcept_t *flagp, int excepts);
extern inline int fesetexceptflag(const fexcept_t *flagp, int excepts);
extern inline int feraiseexcept(int excepts);
extern inline int fetestexcept(int excepts);
extern inline int fegetround(void);
extern inline int fesetround(int rounding_mode);
extern inline int fegetenv(fenv_t *envp);
extern inline int feholdexcept(fenv_t *envp);
extern inline int fesetenv(const fenv_t *envp);
extern inline int feupdateenv(const fenv_t *envp);
extern inline int feenableexcept(int __mask);
extern inline int fedisableexcept(int __mask);
extern inline int fegetexcept(void);