From: drepper <drepper>
Date: Fri, 5 May 2000 16:43:48 +0000 (+0000)
Subject: fegetround implementation for IA-64.
X-Git-Tag: glibc_2-1-91~1521
X-Git-Url: http://git.csclub.uwaterloo.ca/?p=kopensolaris-gnu%2Fglibc.git;a=commitdiff_plain;h=9e1e5a29b993e02fb4e77d62f8e6e4f2cf0b8e4c

fegetround implementation for IA-64.
---

diff --git a/sysdeps/ia64/fpu/fegetround.c b/sysdeps/ia64/fpu/fegetround.c
new file mode 100644
index 0000000000..b30fec544f
--- /dev/null
+++ b/sysdeps/ia64/fpu/fegetround.c
@@ -0,0 +1,31 @@
+/* Return current rounding direction.
+   Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Christian Boissat <Christian.Boissat@cern.ch>, 1999.
+
+   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
+fegetround (void)
+{
+  fenv_t fpsr;
+
+  __asm__ __volatile__ ("mov.m %0=ar.fpsr" : "=r" (fpsr));
+
+  return (fpsr >> 10) & 3;
+}