glibc/sysdeps/hppa/fpu/fegetenv.c

34 lines
1.2 KiB
C

/* Store current floating-point environment.
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
fegetenv (fenv_t *envp)
{
__asm__ (
"fstd %%fr0,0(%2)\n"
"fstd,ma %%fr1,8(%2)\n"
"fstd,ma %%fr2,8(%2)\n"
"fstd %%fr3,0(%2)\n"
: "=m" (*envp), "=r" (envp) : "1" (envp));
return 0;
}