Merge commit 'refs/top-bases/t/hurdsig-SA_SIGINFO' into t/hurdsig-SA_SIGINFO

1 files changed, 42 insertions, 0 deletions

diff --git a/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_prctl.c b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_prctl.c
new file mode 100644
index 0000000000..c094a04cbd
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/e500/nofpu/fexcepts_from_prctl.c
@@ -0,0 +1,42 @@
+/* Convert floating-point exceptions from prctl form.
+   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_libc.h>
+#include <sys/prctl.h>
+
+/* Convert EXCEPTS from prctl bits to FE_* form, returning the
+   converted value.  */
+
+int
+__fexcepts_from_prctl (int excepts)
+{
+  int result = 0;
+  if (excepts & PR_FP_EXC_OVF)
+    result |= FE_OVERFLOW;
+  if (excepts & PR_FP_EXC_UND)
+    result |= FE_UNDERFLOW;
+  if (excepts & PR_FP_EXC_INV)
+    result |= FE_INVALID;
+  if (excepts & PR_FP_EXC_DIV)
+    result |= FE_DIVBYZERO;
+  if (excepts & PR_FP_EXC_RES)
+    result |= FE_INEXACT;
+  return result;
+}
+
+libm_hidden_def (__fexcepts_from_prctl)