a78b712d40
generic HAVE_RM_CTX implementation which is used for ppc/e500 as well has introduced calls to fegetenv which should be resolved internally with in libm Signed-off-by: Khem Raj <raj.khem@gmail.com> * sysdeps/powerpc/powerpc32/e500/nofpu/fegetenv.c (fegetenv): Add libm_hidden_ver.
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/* Store current floating-point environment. e500 version.
|
|
Copyright (C) 2004-2014 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/>. */
|
|
|
|
#include <fenv_libc.h>
|
|
#include <sysdep.h>
|
|
#include <sys/prctl.h>
|
|
|
|
int
|
|
__fegetenv (fenv_t *envp)
|
|
{
|
|
fenv_union_t u;
|
|
INTERNAL_SYSCALL_DECL (err);
|
|
int r;
|
|
|
|
r = INTERNAL_SYSCALL (prctl, err, 2, PR_GET_FPEXC, &u.l[0]);
|
|
if (INTERNAL_SYSCALL_ERROR_P (r, err))
|
|
return -1;
|
|
|
|
u.l[1] = fegetenv_register ();
|
|
*envp = u.fenv;
|
|
|
|
/* Success. */
|
|
return 0;
|
|
}
|
|
|
|
#include <shlib-compat.h>
|
|
#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
|
|
strong_alias (__fegetenv, __old_fegetenv)
|
|
compat_symbol (libm, __old_fegetenv, fegetenv, GLIBC_2_1);
|
|
#endif
|
|
libm_hidden_ver (__fegetenv, fegetenv)
|
|
|
|
versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2);
|