X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=urcu%2Farch_alpha.h;fp=urcu%2Farch_alpha.h;h=c9d4923d541c6e2841da5c7e8fc1fd1dfc5c881b;hp=0000000000000000000000000000000000000000;hb=6f9d9b49672c1b5d55e7937149c7ca692442bf4d;hpb=f469d83969772a24539eaa24430bc73347a882a3

diff --git a/urcu/arch_alpha.h b/urcu/arch_alpha.h
new file mode 100644
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--- /dev/null
+++ b/urcu/arch_alpha.h
@@ -0,0 +1,48 @@
+#ifndef _URCU_ARCH_ALPHA_H
+#define _URCU_ARCH_ALPHA_H
+
+/*
+ * arch_alpha.h: trivial definitions for the Alpha architecture.
+ *
+ * Copyright (c) 2010 Paolo Bonzini <pbonzini@redhat.com>
+ *
+ * This 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.
+*
+ * This 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 this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <urcu/compiler.h>
+#include <urcu/config.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define mb()			asm volatile("mb":::"memory")
+#define wmb()			asm volatile("wmb":::"memory")
+#define read_barrier_depends()	asm volatile("mb":::"memory")
+
+typedef unsigned long long cycles_t;
+
+static inline cycles_t get_cycles (void)
+{
+	return 0;	/* not supported */
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#include <urcu/arch_generic.h>
+
+#endif /* _URCU_ARCH_ALPHA_H */