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| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysdeps/sh/sh4/fpu/fgetexcptflg.c | 38 |
2 files changed, 43 insertions, 0 deletions
@@ -1,3 +1,8 @@ +2013-06-21 Kaz Kojima <kkojima@rr.iij4u.or.jp> + + [BZ #15655] + * sysdeps/sh/sh4/fpu/fgetexcptflg.c: New file. + 2013-06-20 Adhemerval Zanella <azanella@linux.vnet.ibm.com> * config.h.in (HAVE_CC_INHIBIT_LOOP_TO_LIBCALL): New define. diff --git a/sysdeps/sh/sh4/fpu/fgetexcptflg.c b/sysdeps/sh/sh4/fpu/fgetexcptflg.c new file mode 100644 index 0000000..6a2a0c0 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fgetexcptflg.c @@ -0,0 +1,38 @@ +/* Store current representation for exceptions. + Copyright (C) 2013 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 <fpu_control.h> + +int +fegetexceptflag (fexcept_t *flagp, int excepts) +{ + fpu_control_t temp; + + /* Get the current exceptions. */ + _FPU_GETCW (temp); + + /* We only save the relevant bits here. In particular, care has to be + taken with the CAUSE bits, as an inadvertent restore later on could + generate unexpected exceptions. */ + + *flagp = temp & excepts & FE_ALL_EXCEPT; + + /* Success. */ + return 0; +} |