wtimef.c

mpi并行计算的c++代码 可用vc或gcc编译通过 可以用来搭建并行计算试验环境

/* -*- Mode: C; c-basic-offset:4 ; -*- */
/*  
 *  (C) 2001 by Argonne National Laboratory.
 *      See COPYRIGHT in top-level directory.
 *
 * This file is automatically generated by buildiface 
 * DO NOT EDIT
 */
#include "mpi_fortimpl.h"


/* Begin MPI profiling block */
#if defined(USE_WEAK_SYMBOLS) && !defined(USE_ONLY_MPI_NAMES) 
#if defined(HAVE_MULTIPLE_PRAGMA_WEAK) && defined(F77_NAME_LOWER_2USCORE)
extern FORT_DLL_SPEC double FORT_CALL MPI_WTIME(void);
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime__(void);
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime(void);
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime_(void);
extern FORT_DLL_SPEC double FORT_CALL pmpi_wtime_(void);

#pragma weak MPI_WTIME = pmpi_wtime__
#pragma weak mpi_wtime__ = pmpi_wtime__
#pragma weak mpi_wtime_ = pmpi_wtime__
#pragma weak mpi_wtime = pmpi_wtime__
#pragma weak pmpi_wtime_ = pmpi_wtime__


#elif defined(HAVE_PRAGMA_WEAK)

#if defined(F77_NAME_UPPER)
extern FORT_DLL_SPEC double FORT_CALL MPI_WTIME(void);

#pragma weak MPI_WTIME = PMPI_WTIME
#elif defined(F77_NAME_LOWER_2USCORE)
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime__(void);

#pragma weak mpi_wtime__ = pmpi_wtime__
#elif !defined(F77_NAME_LOWER_USCORE)
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime(void);

#pragma weak mpi_wtime = pmpi_wtime
#else
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime_(void);

#pragma weak mpi_wtime_ = pmpi_wtime_
#endif

#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#if defined(F77_NAME_UPPER)
#pragma _HP_SECONDARY_DEF PMPI_WTIME  MPI_WTIME
#elif defined(F77_NAME_LOWER_2USCORE)
#pragma _HP_SECONDARY_DEF pmpi_wtime__  mpi_wtime__
#elif !defined(F77_NAME_LOWER_USCORE)
#pragma _HP_SECONDARY_DEF pmpi_wtime  mpi_wtime
#else
#pragma _HP_SECONDARY_DEF pmpi_wtime_  mpi_wtime_
#endif

#elif defined(HAVE_PRAGMA_CRI_DUP)
#if defined(F77_NAME_UPPER)
#pragma _CRI duplicate MPI_WTIME as PMPI_WTIME
#elif defined(F77_NAME_LOWER_2USCORE)
#pragma _CRI duplicate mpi_wtime__ as pmpi_wtime__
#elif !defined(F77_NAME_LOWER_USCORE)
#pragma _CRI duplicate mpi_wtime as pmpi_wtime
#else
#pragma _CRI duplicate mpi_wtime_ as pmpi_wtime_
#endif
#endif /* HAVE_PRAGMA_WEAK */
#endif /* USE_WEAK_SYMBOLS */
/* End MPI profiling block */


/* These definitions are used only for generating the Fortran wrappers */
#if defined(USE_WEAK_SYBMOLS) && defined(HAVE_MULTIPLE_PRAGMA_WEAK) && \
    defined(USE_ONLY_MPI_NAMES)
extern FORT_DLL_SPEC double FORT_CALL MPI_WTIME(void);
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime__(void);
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime(void);
extern FORT_DLL_SPEC double FORT_CALL mpi_wtime_(void);

#pragma weak MPI_WTIME = mpi_wtime__
#pragma weak mpi_wtime_ = mpi_wtime__
#pragma weak mpi_wtime = mpi_wtime__
#endif

/* Map the name to the correct form */
#ifndef MPICH_MPI_FROM_PMPI
#ifdef F77_NAME_UPPER
#define mpi_wtime_ PMPI_WTIME
#elif defined(F77_NAME_LOWER_2USCORE)
#define mpi_wtime_ pmpi_wtime__
#elif !defined(F77_NAME_LOWER_USCORE)
#define mpi_wtime_ pmpi_wtime
#else
#define mpi_wtime_ pmpi_wtime_
#endif
/* This defines the routine that we call, which must be the PMPI version
   since we're renameing the Fortran entry as the pmpi version */
#define MPI_Wtime PMPI_Wtime 

#else

#ifdef F77_NAME_UPPER
#define mpi_wtime_ MPI_WTIME
#elif defined(F77_NAME_LOWER_2USCORE)
#define mpi_wtime_ mpi_wtime__
#elif !defined(F77_NAME_LOWER_USCORE)
#define mpi_wtime_ mpi_wtime
/* Else leave name alone */
#endif


#endif /* MPICH_MPI_FROM_PMPI */

/* Prototypes for the Fortran interfaces */
#include "fproto.h"
#include "mpichconf.h"
#include "mpichtimer.h"
FORT_DLL_SPEC double FORT_CALL mpi_wtime_ ( void ) {
    double d; MPID_Time_t t;

    MPID_Wtime( &t );
    MPID_Wtime_todouble( &t, &d );
    return d;
}