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authorThomas Schwinge <thomas@codesourcery.com>2013-12-20 09:29:29 +0100
committerThomas Schwinge <thomas@codesourcery.com>2013-12-20 09:29:29 +0100
commita65dd355fb80a05215e15ae97649de52aec885e3 (patch)
tree81701bb0c6b648630f2bf1729a85d7f5eb49e67b /sysdeps/powerpc/nofpu/feholdexcpt.c
parent296a5732f94abe4d5699dc981e4ccfb950b48cee (diff)
parentb4578bab30f72cddd2cf38abfb39f9c8dc892249 (diff)
Merge branch 'baseline' into refs/top-bases/tschwinge/Roger_Whittaker
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..ba6a53accb
--- /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) 2002-2013 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#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;
+ /* Disable exceptions */
+ u.l[1] = FE_ALL_EXCEPT;
+
+ /* Put the new state in effect. */
+ fesetenv (&u.fenv);
+
+ return 0;
+}
+libm_hidden_def (feholdexcept)