about summary refs log tree commit diff
path: root/ports/sysdeps/arm/fgetexcptflg.c
diff options
context:
space:
mode:
authorJoseph Myers <joseph@codesourcery.com>2012-07-01 13:06:41 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-07-01 13:06:41 +0000
commite64ac02c24b43659048622714afdc92fedf561fa (patch)
tree37162878b72d302de351788bec4c9360c9d55f1d /ports/sysdeps/arm/fgetexcptflg.c
parenta20c2b3c87aebc7d4b090c622d36480263b80042 (diff)
downloadglibc-e64ac02c24b43659048622714afdc92fedf561fa.tar.gz
glibc-e64ac02c24b43659048622714afdc92fedf561fa.tar.xz
glibc-e64ac02c24b43659048622714afdc92fedf561fa.zip
Move all files into ports/ subdirectory in preparation for merge with glibc glibc-2.16-ports-before-merge
Diffstat (limited to 'ports/sysdeps/arm/fgetexcptflg.c')
-rw-r--r--ports/sysdeps/arm/fgetexcptflg.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/ports/sysdeps/arm/fgetexcptflg.c b/ports/sysdeps/arm/fgetexcptflg.c
new file mode 100644
index 0000000000..41661a2e29
--- /dev/null
+++ b/ports/sysdeps/arm/fgetexcptflg.c
@@ -0,0 +1,53 @@
+/* Store current representation for exceptions.
+   Copyright (C) 1997, 1999, 2000, 2008 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 <fpu_control.h>
+
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <dl-procinfo.h>
+#include <sysdep.h>
+
+int
+__fegetexceptflag (fexcept_t *flagp, int excepts)
+{
+  if (GLRO (dl_hwcap) & HWCAP_ARM_VFP)
+    {
+      unsigned long temp;
+
+      /* Get the current exceptions.  */
+      _FPU_GETCW (temp);
+
+      *flagp = temp & excepts & FE_ALL_EXCEPT;
+
+      /* Success.  */
+      return 0;
+    }
+
+  /* Unsupported, so fail.  */
+  return 1;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__fegetexceptflag, __old_fegetexceptflag)
+compat_symbol (libm, __old_fegetexceptflag, fegetexceptflag, GLIBC_2_1);
+#endif
+versioned_symbol (libm, __fegetexceptflag, fegetexceptflag, GLIBC_2_2);