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author | Ulrich Drepper <drepper@redhat.com> | 1998-06-01 14:26:00 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 1998-06-01 14:26:00 +0000 |
commit | 0061df4ed91c91d6b20f3edc0aab437f3fed4969 (patch) | |
tree | a1957c3451ad120f161b78f7766483a3b2a263a4 /sysdeps/arm/bits | |
parent | 112f5896cc947bd7f6d28e4dec473eb429a12787 (diff) | |
download | glibc-0061df4ed91c91d6b20f3edc0aab437f3fed4969.zip glibc-0061df4ed91c91d6b20f3edc0aab437f3fed4969.tar.gz glibc-0061df4ed91c91d6b20f3edc0aab437f3fed4969.tar.bz2 |
Update.
1998-05-30 Philip Blundell <Philip.Blundell@pobox.com>
* stdlib/gmp-impl.h: Support strange mixed-endian double format
used by ARM systems.
* sysdeps/arm/fpu/bits/fenv.h (FE_EXCEPTION_SHIFT): Rename to
FE_EXCEPT_SHIFT.
* sysdeps/arm/bits/fenv.h: Deleted.
* sysdeps/arm/fpu/ieee754.h: New file.
* sysdeps/arm/gmp-mparam.h: New file.
* stdlib/longlong.h (umul_ppmm): Temporarily disable broken ARM
implementation.
Diffstat (limited to 'sysdeps/arm/bits')
-rw-r--r-- | sysdeps/arm/bits/fenv.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/sysdeps/arm/bits/fenv.h b/sysdeps/arm/bits/fenv.h deleted file mode 100644 index 3e4cdd3..0000000 --- a/sysdeps/arm/bits/fenv.h +++ /dev/null @@ -1,90 +0,0 @@ -/* Copyright (C) 1997, 1998 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 Library General Public License as - published by the Free Software Foundation; either version 2 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#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_INVALID = 0x01, -#define FE_INVALID FE_INVALID - __FE_DENORM = 0x02, - FE_DIVBYZERO = 0x04, -#define FE_DIVBYZERO FE_DIVBYZERO - FE_OVERFLOW = 0x08, -#define FE_OVERFLOW FE_OVERFLOW - FE_UNDERFLOW = 0x10, -#define FE_UNDERFLOW FE_UNDERFLOW - FE_INEXACT = 0x20 -#define FE_INEXACT FE_INEXACT - }; - -#define FE_ALL_EXCEPT \ - (FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID) - -/* The ARM 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 = 0, -#define FE_TONEAREST FE_TONEAREST - FE_DOWNWARD = 0x400, -#define FE_DOWNWARD FE_DOWNWARD - FE_UPWARD = 0x800, -#define FE_UPWARD FE_UPWARD - FE_TOWARDSZERO = 0xc00 -#define FE_TOWARDSZERO FE_TOWARDSZERO - }; - - -/* 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 short int control_word; - unsigned short int __unused1; - unsigned short int status_word; - unsigned short int __unused2; - unsigned short int tags; - unsigned short int __unused3; - unsigned int eip; - unsigned short int cs_selector; - unsigned int opcode:11; - unsigned int __unused4:5; - unsigned int data_offset; - unsigned short int data_selector; - unsigned short int __unused5; - } -fenv_t; - -/* If the default argument is used we use this value. */ -#define FE_DFL_ENV ((fenv_t *) -1) - -#ifdef __USE_GNU -/* Floating-point environment where none of the exception is masked. */ -# define FE_NOMASK_ENV ((fenv_t *) -2) -#endif |