/* 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 versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2);