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authorRichard Henderson <rth@twiddle.net>2014-02-12 06:54:57 -0800
committerRichard Henderson <rth@twiddle.net>2014-02-12 07:00:06 -0800
commit68b7efaadb1b6045a56277ea62d324c20ac0b633 (patch)
tree07b51c9866373430373fb90b252d46c23cc1707e /sysdeps/alpha/fpu/fenv_libc.h
parent8fd7b0d5591e59ed5cb3078b351bd49314a66cef (diff)
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Relocate alpha from ports to libc
Also fixed the following whitespace nits to satisfy the push:

sysdeps/alpha/alphaev6/memset.S:142: space before tab in indent.
sysdeps/alpha/configure:1: new blank line at EOF.
sysdeps/alpha/fpu/e_sqrt.c:126: space before tab in indent.
sysdeps/alpha/preconfigure:1: new blank line at EOF.
sysdeps/unix/sysv/linux/alpha/syscalls.list:1: new blank line at EOF.
Diffstat (limited to 'sysdeps/alpha/fpu/fenv_libc.h')
-rw-r--r--sysdeps/alpha/fpu/fenv_libc.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/sysdeps/alpha/fpu/fenv_libc.h b/sysdeps/alpha/fpu/fenv_libc.h
new file mode 100644
index 0000000000..9c3678578b
--- /dev/null
+++ b/sysdeps/alpha/fpu/fenv_libc.h
@@ -0,0 +1,39 @@
+/* Internal libc stuff for floating point environment routines.
+   Copyright (C) 2000-2014 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/>.  */
+
+#ifndef _FENV_LIBC_H
+#define _FENV_LIBC_H	1
+
+#include <fenv.h>
+
+#define FPCR_ROUND_MASK		(3UL << 58)
+#define FPCR_ROUND_SHIFT	58
+
+#define SWCR_MAP_MASK		(3UL << 12)
+#define SWCR_ENABLE_SHIFT	16
+#define SWCR_ENABLE_MASK	(FE_ALL_EXCEPT >> SWCR_ENABLE_SHIFT)
+#define SWCR_STATUS_MASK	(FE_ALL_EXCEPT)
+#define SWCR_ALL_MASK		(SWCR_ENABLE_MASK	\
+				| SWCR_MAP_MASK		\
+				| SWCR_STATUS_MASK)
+
+/* These are declared for public consumption in <bits/fenv.h>.  */
+libc_hidden_proto(__ieee_set_fp_control)
+libc_hidden_proto(__ieee_get_fp_control)
+
+#endif /* fenv_libc.h */