[urcu.git] / urcu / arch / alpha.h

#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>
#include <urcu/syscall-compat.h>

#ifdef __cplusplus
extern "C" {
#endif

#define cmm_mb()			__asm__ __volatile__ ("mb":::"memory")
#define cmm_wmb()			__asm__ __volatile__ ("wmb":::"memory")
#define cmm_read_barrier_depends()	__asm__ __volatile__ ("mb":::"memory")

typedef unsigned long long cycles_t;

static inline cycles_t caa_get_cycles (void)
{
	return 0;	/* not supported */
}

#ifdef __cplusplus
}
#endif

#include <urcu/arch/generic.h>

#endif /* _URCU_ARCH_ALPHA_H */
Commit	Line	Data
	1	#ifndef _URCU_ARCH_ALPHA_H
	2	#define _URCU_ARCH_ALPHA_H
	3
	4	/*
	5	* arch_alpha.h: trivial definitions for the Alpha architecture.
	6	*
	7	* Copyright (c) 2010 Paolo Bonzini <pbonzini@redhat.com>
	8	*
	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.
	13	*
	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.
	18	*
	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
	22	*/
	23
	24	#include <urcu/compiler.h>
	25	#include <urcu/config.h>
	26	#include <urcu/syscall-compat.h>
	27
	28	#ifdef __cplusplus
	29	extern "C" {
	30	#endif
	31
	32	#define cmm_mb() __asm__ __volatile__ ("mb":::"memory")
	33	#define cmm_wmb() __asm__ __volatile__ ("wmb":::"memory")
	34	#define cmm_read_barrier_depends() __asm__ __volatile__ ("mb":::"memory")
	35
	36	typedef unsigned long long cycles_t;
	37
	38	static inline cycles_t caa_get_cycles (void)
	39	{
	40	return 0; /* not supported */
	41	}
	42
	43	#ifdef __cplusplus
	44	}
	45	#endif
	46
	47	#include <urcu/arch/generic.h>
	48
	49	#endif /* _URCU_ARCH_ALPHA_H */