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Linux/HPPA specific fegetexceptflag implementation.

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This commit is contained in:
Ulrich Drepper 2000-10-15 03:35:48 +00:00
parent 318eb46070
commit 9bb9060790
1 changed files with 36 additions and 0 deletions
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sysdeps/hppa/fpu/fgetexcptflg.c Normal file
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/* Store current representation for exceptions.
Copyright (C) 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Huggins-Daines <dhd@debian.org>, 2000
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. */
#include <fenv.h>
int
fegetexceptflag (fexcept_t *flagp, int excepts)
{
unsigned int sw[2];
/* Get the current status word. */
__asm__ ("fstd %%fr0,0(%1)" : "=m" (*sw) : "r" (sw));
*flagp = (sw[0] >> 27) & excepts & FE_ALL_EXCEPT;
/* Success. */
return 0;
}