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author | Marcus Shawcroft <marcus.shawcroft@linaro.org> | 2012-11-09 17:53:51 +0000 |
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committer | Marcus Shawcroft <marcus.shawcroft@linaro.org> | 2012-11-09 17:54:04 +0000 |
commit | 554066b83b1a0d14e6e7a24a45ef3f65342aae76 (patch) | |
tree | 5425871b9ce8abc1ae10dbc711b2b287b139e40a /ports/sysdeps/aarch64/fpu/fsetexcptflg.c | |
parent | 2c1adbcb765ae5ce9114970324590bbb735c5051 (diff) | |
download | glibc-554066b83b1a0d14e6e7a24a45ef3f65342aae76.tar.gz glibc-554066b83b1a0d14e6e7a24a45ef3f65342aae76.tar.xz glibc-554066b83b1a0d14e6e7a24a45ef3f65342aae76.zip |
AArch64 Port
Diffstat (limited to 'ports/sysdeps/aarch64/fpu/fsetexcptflg.c')
-rw-r--r-- | ports/sysdeps/aarch64/fpu/fsetexcptflg.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/ports/sysdeps/aarch64/fpu/fsetexcptflg.c b/ports/sysdeps/aarch64/fpu/fsetexcptflg.c new file mode 100644 index 0000000000..142cd14e92 --- /dev/null +++ b/ports/sysdeps/aarch64/fpu/fsetexcptflg.c @@ -0,0 +1,39 @@ +/* Copyright (C) 1997-2012 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> +#include <math.h> +#include <fpu_control.h> + +int +fesetexceptflag (const fexcept_t *flagp, int excepts) +{ + fpu_fpsr_t fpsr; + + /* Get the current environment. */ + _FPU_GETFPSR (fpsr); + + /* Set the desired exception mask. */ + fpsr &= ~(excepts & FE_ALL_EXCEPT); + fpsr |= (*flagp & excepts & FE_ALL_EXCEPT); + + /* Save state back to the FPU. */ + _FPU_SETFPSR (fpsr); + + return 0; +} |