[src/trunk]: src/common/lib/libc/arch/hppa/atomic Add an membar_ops.S - not u...

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c098920c319c
branches:  trunk
changeset: 760922:c098920c319c
user:      skrll <skrll%NetBSD.org@localhost>
date:      Mon Jan 17 07:40:21 2011 +0000

description:
Add an membar_ops.S - not used currently.

diffstat:

 common/lib/libc/arch/hppa/atomic/membar_ops.S |  67 +++++++++++++++++++++++++++
 1 files changed, 67 insertions(+), 0 deletions(-)

diffs (71 lines):

diff -r 9d7281a18bac -r c098920c319c common/lib/libc/arch/hppa/atomic/membar_ops.S
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/common/lib/libc/arch/hppa/atomic/membar_ops.S     Mon Jan 17 07:40:21 2011 +0000
@@ -0,0 +1,67 @@
+/*     $NetBSD: membar_ops.S,v 1.1 2011/01/17 07:40:21 skrll Exp $     */
+
+/*-
+ * Copyright (c) 2007 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe, and by Andrew Doran.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *      
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "atomic_op_asm.h"
+
+RCSID("$NetBSD: membar_ops.S,v 1.1 2011/01/17 07:40:21 skrll Exp $")
+
+       .text
+
+LEAF_ENTRY(_membar_consumer)
+       sync
+       nop
+       nop
+       nop
+       nop
+       nop
+       bv      %r0(%rp)
+        nop
+EXIT(_membar_consumer)
+
+LEAF_ENTRY(_membar_producer)
+       sync
+       nop
+       nop
+       nop
+       nop
+       nop
+       bv      %r0(%rp)
+        nop
+EXIT(_membar_producer)
+
+ATOMIC_OP_ALIAS(membar_producer,_membar_producer)
+ATOMIC_OP_ALIAS(membar_consumer,_membar_consumer)
+ATOMIC_OP_ALIAS(membar_enter,_membar_consumer)
+STRONG_ALIAS(_membar_enter,_membar_consumer)
+ATOMIC_OP_ALIAS(membar_exit,_membar_producer)
+STRONG_ALIAS(_membar_exit,_membar_producer)
+ATOMIC_OP_ALIAS(membar_sync,_membar_producer)
+STRONG_ALIAS(_membar_sync,_membar_producer)