/usr/mips64el-linux-gnuabi64/include/bits/fenv.h is in libc6-dev-mips64el-cross 2.27-3ubuntu1cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | /* Copyright (C) 1998-2018 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/>. */
#ifndef _FENV_H
# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
#endif
/* Define bits representing the exception. We use the bit positions
of the appropriate bits in the FPU control word. */
enum
{
FE_INEXACT =
#define FE_INEXACT 0x04
FE_INEXACT,
FE_UNDERFLOW =
#define FE_UNDERFLOW 0x08
FE_UNDERFLOW,
FE_OVERFLOW =
#define FE_OVERFLOW 0x10
FE_OVERFLOW,
FE_DIVBYZERO =
#define FE_DIVBYZERO 0x20
FE_DIVBYZERO,
FE_INVALID =
#define FE_INVALID 0x40
FE_INVALID,
};
#define FE_ALL_EXCEPT \
(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
/* The MIPS FPU supports all of the four defined rounding modes. We
use again the bit positions in the FPU control word as the values
for the appropriate macros. */
enum
{
FE_TONEAREST =
#define FE_TONEAREST 0x0
FE_TONEAREST,
FE_TOWARDZERO =
#define FE_TOWARDZERO 0x1
FE_TOWARDZERO,
FE_UPWARD =
#define FE_UPWARD 0x2
FE_UPWARD,
FE_DOWNWARD =
#define FE_DOWNWARD 0x3
FE_DOWNWARD
};
/* Type representing exception flags. */
typedef unsigned short int fexcept_t;
/* Type representing floating-point environment. This function corresponds
to the layout of the block written by the `fstenv'. */
typedef struct
{
unsigned int __fp_control_register;
}
fenv_t;
/* If the default argument is used we use this value. */
#define FE_DFL_ENV ((const fenv_t *) -1)
#ifdef __USE_GNU
/* Floating-point environment where none of the exception is masked. */
# define FE_NOMASK_ENV ((const fenv_t *) -2)
#endif
#if __GLIBC_USE (IEC_60559_BFP_EXT)
/* Type representing floating-point control modes. */
typedef unsigned int femode_t;
/* Default floating-point control modes. */
# define FE_DFL_MODE ((const femode_t *) -1L)
#endif
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