diff options
Diffstat (limited to 'sysdeps/i386/fpu/fegetenv.c')
-rw-r--r-- | sysdeps/i386/fpu/fegetenv.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/sysdeps/i386/fpu/fegetenv.c b/sysdeps/i386/fpu/fegetenv.c deleted file mode 100644 index 983f6af25e..0000000000 --- a/sysdeps/i386/fpu/fegetenv.c +++ /dev/null @@ -1,49 +0,0 @@ -/* Store current floating-point environment. - Copyright (C) 1997-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. - - 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.h> -#include <unistd.h> -#include <ldsodefs.h> -#include <dl-procinfo.h> - -int -__fegetenv (fenv_t *envp) -{ - __asm__ ("fnstenv %0" : "=m" (*envp)); - /* And load it right back since the processor changes the mask. - Intel thought this opcode to be used in interrupt handlers which - would block all exceptions. */ - __asm__ ("fldenv %0" : : "m" (*envp)); - - if (HAS_CPU_FEATURE (SSE)) - __asm__ ("stmxcsr %0" : "=m" (envp->__eip)); - - /* 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_def (__fegetenv) -libm_hidden_ver (__fegetenv, fegetenv) -versioned_symbol (libm, __fegetenv, fegetenv, GLIBC_2_2); |