summaryrefslogtreecommitdiff
path: root/sysdeps/powerpc/nofpu/feholdexcpt.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /sysdeps/powerpc/nofpu/feholdexcpt.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
downloadglibc-a334319f6530564d22e775935d9c91663623a1b4.tar.gz
(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'sysdeps/powerpc/nofpu/feholdexcpt.c')
-rw-r--r--sysdeps/powerpc/nofpu/feholdexcpt.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/sysdeps/powerpc/nofpu/feholdexcpt.c b/sysdeps/powerpc/nofpu/feholdexcpt.c
new file mode 100644
index 0000000000..786c691a4b
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/feholdexcpt.c
@@ -0,0 +1,43 @@
+/* Store current floating-point environment and clear exceptions
+ (soft-float edition).
+ Copyright (C) 2002 Free Software Foundation, Inc.
+ Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
+ 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include "soft-fp.h"
+#include "soft-supp.h"
+
+int
+feholdexcept (fenv_t *envp)
+{
+ fenv_union_t u;
+
+ /* Get the current state. */
+ fegetenv (envp);
+
+ u.fenv = *envp;
+ /* Clear everything except the rounding mode. */
+ u.l[0] &= 0x3;
+
+ /* ?? Should we clear the disabled exceptions as well ?? */
+
+ /* Put the new state in effect. */
+ fesetenv (envp);
+
+ return 0;
+}