glibc/sysdeps/sparc/fpu/fesetenv.c
Ulrich Drepper 1a6d7967ad Make sparc64 GLIBC_2.2+ only.
2000-06-29  Jakub Jelinek  <jakub@redhat.com>

	* shlib-versions: Make sparc64 GLIBC_2.2+ only.
2000-06-29 20:58:06 +00:00

55 lines
1.6 KiB
C

/* Install given floating-point environment.
Copyright (C) 1997, 1999, 2000 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. */
#include <fenv.h>
#include <shlib-compat.h>
int
__fesetenv (const fenv_t *envp)
{
fenv_t dummy;
/* Put these constants in memory explicitly, so as to cope with a
-fPIC bug as of gcc 970624. Making them automatic is quicker
than loading up the pic register in this instance. */
if (envp == FE_DFL_ENV)
{
dummy = 0;
envp = &dummy;
}
else if (envp == FE_NOMASK_ENV)
{
dummy = 0x1f << 23;
envp = &dummy;
}
__fenv_ldfsr (*envp);
/* Success. */
return 0;
}
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
strong_alias (__fesetenv, __old_fesetenv)
compat_symbol (libm, __old_fesetenv, fesetenv, GLIBC_2_1);
#endif
versioned_symbol (libm, __fesetenv, fesetenv, GLIBC_2_2);