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authorUlrich Drepper <drepper@redhat.com>1998-05-24 18:51:11 +0000
committerUlrich Drepper <drepper@redhat.com>1998-05-24 18:51:11 +0000
commit3519948b95bcaedae6e6378bd5ea7cb61100eb8e (patch)
tree128ae0c8c537f850420bfec0c14665e154ad080a /sysdeps/arm/fpu/fsetexcptflg.c
parent81ec479710240c995a1f3b5783663da77275c876 (diff)
1998-05-24 Ulrich Drepper <drepper@cygnus.com> * version.h: Bump VERSION. * csu/Makefile (distribute): Add munch-tmpl.c.
Diffstat (limited to 'sysdeps/arm/fpu/fsetexcptflg.c')
-rw-r--r--sysdeps/arm/fpu/fsetexcptflg.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/sysdeps/arm/fpu/fsetexcptflg.c b/sysdeps/arm/fpu/fsetexcptflg.c
new file mode 100644
index 0000000000..f5c06a6f6c
--- /dev/null
+++ b/sysdeps/arm/fpu/fsetexcptflg.c
@@ -0,0 +1,38 @@
+/* Set floating-point environment exception handling.
+ Copyright (C) 1997, 1998 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <fenv.h>
+#include <math.h>
+#include <fpu_control.h>
+
+void
+fesetexceptflag (const fexcept_t *flagp, int excepts)
+{
+ fexcept_t temp;
+
+ /* Get the current environment. */
+ _FPU_GETCW(temp);
+
+ /* Set the desired exception mask. */
+ temp &= ~((excepts & FE_ALL_EXCEPT) << FE_EXCEPT_SHIFT);
+ temp |= (*flagp & excepts & FE_ALL_EXCEPT) << FE_EXCEPT_SHIFT;
+
+ /* Save state back to the FPU. */
+ _FPU_SETCW(temp);
+}