1 #ifndef _URCU_ARCH_ALPHA_H
2 #define _URCU_ARCH_ALPHA_H
5 * arch_alpha.h: trivial definitions for the Alpha architecture.
7 * Copyright (c) 2010 Paolo Bonzini <pbonzini@redhat.com>
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 #include <urcu/compiler.h>
25 #include <urcu/config.h>
31 #define cmm_mb() asm volatile("mb":::"memory")
32 #define cmm_wmb() asm volatile("wmb":::"memory")
33 #define cmm_read_barrier_depends() asm volatile("mb":::"memory")
35 typedef unsigned long long cycles_t
;
37 static inline cycles_t
caa_get_cycles (void)
39 return 0; /* not supported */
46 #include <urcu/arch_generic.h>
48 #endif /* _URCU_ARCH_ALPHA_H */
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