diff options
Diffstat (limited to 'sysdeps/sparc/fpu/bits/fenv.h')
-rw-r--r-- | sysdeps/sparc/fpu/bits/fenv.h | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/sysdeps/sparc/fpu/bits/fenv.h b/sysdeps/sparc/fpu/bits/fenv.h deleted file mode 100644 index 95e37d0b2c..0000000000 --- a/sysdeps/sparc/fpu/bits/fenv.h +++ /dev/null @@ -1,101 +0,0 @@ -/* Copyright (C) 1997-2017 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 - -#include <bits/wordsize.h> - - -/* Define bits representing the exception. We use the bit positions - of the appropriate accrued exception bits from the FSR. */ -enum - { - FE_INVALID = -#define FE_INVALID (1 << 9) - FE_INVALID, - FE_OVERFLOW = -#define FE_OVERFLOW (1 << 8) - FE_OVERFLOW, - FE_UNDERFLOW = -#define FE_UNDERFLOW (1 << 7) - FE_UNDERFLOW, - FE_DIVBYZERO = -#define FE_DIVBYZERO (1 << 6) - FE_DIVBYZERO, - FE_INEXACT = -#define FE_INEXACT (1 << 5) - FE_INEXACT - }; - -#define FE_ALL_EXCEPT \ - (FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID) - -/* The Sparc 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 (0 << 30) - FE_TONEAREST, - FE_TOWARDZERO = -#define FE_TOWARDZERO (1 << 30) - FE_TOWARDZERO, - FE_UPWARD = -#define FE_UPWARD (-0x7fffffff - 1) /* (2 << 30) */ - FE_UPWARD, - FE_DOWNWARD = -#define FE_DOWNWARD (-0x40000000) /* (3 << 30) */ - FE_DOWNWARD - }; - -#define __FE_ROUND_MASK (3U << 30) - - -/* Type representing exception flags. */ -typedef unsigned long int fexcept_t; - - -/* Type representing floating-point environment. */ -typedef unsigned long int 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 - -/* For internal use only: access the fp state register. */ -#if __WORDSIZE == 64 -# define __fenv_stfsr(X) __asm__ __volatile__ ("stx %%fsr,%0" : "=m" (X)) -# define __fenv_ldfsr(X) __asm__ __volatile__ ("ldx %0,%%fsr" : : "m" (X)) -#else -# define __fenv_stfsr(X) __asm__ __volatile__ ("st %%fsr,%0" : "=m" (X)) -# define __fenv_ldfsr(X) __asm__ __volatile__ ("ld %0,%%fsr" : : "m" (X)) -#endif - -#if __GLIBC_USE (IEC_60559_BFP_EXT) -/* Type representing floating-point control modes. */ -typedef unsigned long int femode_t; - -/* Default floating-point control modes. */ -# define FE_DFL_MODE ((const femode_t *) -1L) -#endif |