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authorJoseph Myers <joseph@codesourcery.com>2016-09-07 16:44:22 +0000
committerJoseph Myers <joseph@codesourcery.com>2016-09-07 16:44:22 +0000
commit22dda71b0b218cd3c0a57c0d4c22699ebb236a6d (patch)
tree1558a7f80f55bbe511e2522674b58d8b4605d79c /sysdeps/ia64/fpu/fegetmode.c
parentdbc84b93660673e1caa6000c6f911b51277724d0 (diff)
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Add femode_t functions: ia64.
This patch adds IA64 versions of fegetmode and fesetmode.  Untested.

	* sysdeps/ia64/fpu/fegetmode.c: New file.
	* sysdeps/ia64/fpu/fesetmode.c: Likewise.
Diffstat (limited to 'sysdeps/ia64/fpu/fegetmode.c')
-rw-r--r--sysdeps/ia64/fpu/fegetmode.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/sysdeps/ia64/fpu/fegetmode.c b/sysdeps/ia64/fpu/fegetmode.c
new file mode 100644
index 0000000000..0ccaa8f3ac
--- /dev/null
+++ b/sysdeps/ia64/fpu/fegetmode.c
@@ -0,0 +1,26 @@
+/* Store current floating-point control modes.  IA64 version.
+   Copyright (C) 2016 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 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>
+
+int
+fegetmode (femode_t *modep)
+{
+  __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (*modep));
+  return 0;
+}