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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2014 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2016 Broadcom Limited. All rights reserved.
* Copyright (c) 2016-2017 Los Alamos National Security, LLC. All rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/** @file
*
* Cycle counter reading instructions. Do not use directly - see the
* timer interface instead
*/
#ifndef OPAL_SYS_TIMER_H
#define OPAL_SYS_TIMER_H 1
#include "opal_config.h"
#include "opal/sys/architecture.h"
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
/* do some quick #define cleanup in cases where we are doing
testing... */
#ifdef OPAL_DISABLE_INLINE_ASM
#undef OPAL_C_GCC_INLINE_ASSEMBLY
#define OPAL_C_GCC_INLINE_ASSEMBLY 0
#endif
/* define OPAL_{GCC,DEC,XLC}_INLINE_ASSEMBLY based on the
OPAL_{C,CXX}_{GCC,DEC,XLC}_INLINE_ASSEMBLY defines and whether we
are in C or C++ */
#if defined(c_plusplus) || defined(__cplusplus)
#define OPAL_GCC_INLINE_ASSEMBLY OPAL_CXX_GCC_INLINE_ASSEMBLY
#else
#define OPAL_GCC_INLINE_ASSEMBLY OPAL_C_GCC_INLINE_ASSEMBLY
#endif
/**********************************************************************
*
* Load the appropriate architecture files and set some reasonable
* default values for our support
*
*********************************************************************/
/* By default we suppose all timers are monotonic per node. */
#define OPAL_TIMER_MONOTONIC 1
BEGIN_C_DECLS
/* If you update this list, you probably also want to update
opal/mca/timer/linux/configure.m4. Or not. */
#if defined(DOXYGEN)
/* don't include system-level gorp when generating doxygen files */
#elif OPAL_ASSEMBLY_ARCH == OPAL_X86_64
#include "opal/sys/x86_64/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_ARM
#include "opal/sys/arm/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_ARM64
#include "opal/sys/arm64/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_IA32
#include "opal/sys/ia32/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_IA64
#include "opal/sys/ia64/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_POWERPC32
#include "opal/sys/powerpc/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_POWERPC64
#include "opal/sys/powerpc/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_SPARCV9_32
#include "opal/sys/sparcv9/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_SPARCV9_64
#include "opal/sys/sparcv9/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_MIPS
#include "opal/sys/mips/timer.h"
#elif OPAL_ASSEMBLY_ARCH == OPAL_HPPA
#include "opal/sys/hppa/timer.h"
#endif
#ifndef DOXYGEN
#ifndef OPAL_HAVE_SYS_TIMER_GET_CYCLES
#define OPAL_HAVE_SYS_TIMER_GET_CYCLES 0
typedef long opal_timer_t;
#endif
#endif
#ifndef OPAL_HAVE_SYS_TIMER_IS_MONOTONIC
#define OPAL_HAVE_SYS_TIMER_IS_MONOTONIC 1
static inline bool opal_sys_timer_is_monotonic (void)
{
return OPAL_TIMER_MONOTONIC;
}
#endif
END_C_DECLS
#endif /* OPAL_SYS_TIMER_H */
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