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-rw-r--r--sysdeps/sh/sh4/fpu/feupdateenv.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/sysdeps/sh/sh4/fpu/feupdateenv.c b/sysdeps/sh/sh4/fpu/feupdateenv.c
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+++ b/sysdeps/sh/sh4/fpu/feupdateenv.c
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+/* Install given floating-point environment and raise exceptions.
+ Copyright (C) 2012 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Nobuhiro Iwamatsu <iwamatsu@nigauri.org>, 2012.
+
+ 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
+feupdateenv (const fenv_t *envp)
+{
+ unsigned int temp;
+
+ _FPU_GETCW (temp);
+ temp = (temp & FE_ALL_EXCEPT);
+
+ /* Raise the saved exception. Incidently for us the implementation
+ defined format of the values in objects of type fexcept_t is the
+ same as the ones specified using the FE_* constants. */
+ fesetenv (envp);
+ feraiseexcept ((int) temp);
+
+ return 0;
+}
+libm_hidden_def (feupdateenv)