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authorUlrich Drepper <drepper@redhat.com>2000-08-17 20:38:57 +0000
committerUlrich Drepper <drepper@redhat.com>2000-08-17 20:38:57 +0000
commit4c4b95182b5dcda4c8c1b37763755ec0a210f4f8 (patch)
tree045b0d798493a46c57777d5db499bd7363967bdd /sysdeps/sparc/fpu/fedisblxcpt.c
parent319b400bb50e6e70c97d7fabdbb365cd946780ac (diff)
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Update.
2000-08-16 Jakub Jelinek <jakub@redhat.com> * sysdeps/sparc/fpu/fedisblxcpt.c: New file. * sysdeps/sparc/fpu/feenablxcpt.c: New file. * sysdeps/sparc/fpu/fegetexcept.c: New file. * sysdeps/sparc/sparc64/fpu/e_sqrtl.c: New file. * sysdeps/sparc/sparc64/dl-machine.h: Subtract 4 .rela.plt entries to match Solaris.
Diffstat (limited to 'sysdeps/sparc/fpu/fedisblxcpt.c')
-rw-r--r--sysdeps/sparc/fpu/fedisblxcpt.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/sysdeps/sparc/fpu/fedisblxcpt.c b/sysdeps/sparc/fpu/fedisblxcpt.c
new file mode 100644
index 0000000000..27378ac873
--- /dev/null
+++ b/sysdeps/sparc/fpu/fedisblxcpt.c
@@ -0,0 +1,36 @@
+/* Disable floating-point exceptions.
+ Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek <jakub@redhat.com>, 2000.
+
+ 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>
+
+int
+fedisableexcept (int excepts)
+{
+ fenv_t new_exc, old_exc;
+
+ __fenv_stfsr (new_exc);
+
+ old_exc = (new_exc >> 18) & FE_ALL_EXCEPT;
+ new_exc &= ~(((fenv_t)excepts & FE_ALL_EXCEPT) << 18);
+
+ __fenv_ldfsr (new_exc);
+
+ return old_exc;
+}