From c70a4b1db0cf5e813ae24b0fa96a352399eb6edf Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Sat, 15 Feb 2014 22:07:25 -0500 Subject: ia64: relocate out of ports/ subdir --- sysdeps/ia64/fpu/feupdateenv.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 sysdeps/ia64/fpu/feupdateenv.c (limited to 'sysdeps/ia64/fpu/feupdateenv.c') diff --git a/sysdeps/ia64/fpu/feupdateenv.c b/sysdeps/ia64/fpu/feupdateenv.c new file mode 100644 index 0000000000..23185616fc --- /dev/null +++ b/sysdeps/ia64/fpu/feupdateenv.c @@ -0,0 +1,40 @@ +/* Install given floating-point environment and raise exceptions. + Copyright (C) 1997-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Christian Boissat , 1999. + + 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 + . */ + +#include + +int +feupdateenv (const fenv_t *envp) +{ + fenv_t fpsr; + + + /* Get the current exception state. */ + __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr)); + + /* Install new environment. */ + fesetenv (envp); + + /* Raise the saved exceptions. */ + feraiseexcept ((int) (fpsr >> 13) & FE_ALL_EXCEPT); + + /* Success. */ + return 0; +} +libm_hidden_def (feupdateenv) -- cgit v1.2.1