diff options
author | Joseph Myers <joseph@codesourcery.com> | 2016-08-16 16:19:55 +0000 |
---|---|---|
committer | Joseph Myers <joseph@codesourcery.com> | 2016-08-16 16:19:55 +0000 |
commit | 272ea6120790bccfc2d13534486aff69f7ff09d4 (patch) | |
tree | 9f0eda5a9370e4d074e74093b632d9058e8d7a95 /sysdeps/ia64/fpu | |
parent | e03d01b9f2a88337e061a1885cc7f431063a083a (diff) | |
download | glibc-272ea6120790bccfc2d13534486aff69f7ff09d4.zip glibc-272ea6120790bccfc2d13534486aff69f7ff09d4.tar.gz glibc-272ea6120790bccfc2d13534486aff69f7ff09d4.tar.bz2 |
Add fesetexcept: ia64.
This patch adds an IA64 version of fesetexcept. Untested.
* sysdeps/ia64/fpu/fesetexcept.c: New file.
Diffstat (limited to 'sysdeps/ia64/fpu')
-rw-r--r-- | sysdeps/ia64/fpu/fesetexcept.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/ia64/fpu/fesetexcept.c b/sysdeps/ia64/fpu/fesetexcept.c new file mode 100644 index 0000000..d6004b6 --- /dev/null +++ b/sysdeps/ia64/fpu/fesetexcept.c @@ -0,0 +1,31 @@ +/* Set given exception flags. IA64 version. + Copyright (C) 2016 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.h> + +int +fesetexcept (int excepts) +{ + fenv_t fpsr; + + __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr)); + fpsr |= ((excepts & FE_ALL_EXCEPT) << 13); + __asm__ __volatile__ ("mov.m ar.fpsr=%0" :: "r" (fpsr) : "memory"); + + return 0; +} |