life.c mpi 程序
#include "mpi.h"
#include<stdio.h>
#include<math.h>
#include"time.h"
#define CPU_row 1
#define CPU_col 2
#define CPU CPU_row*CPU_col
#define K 300
#define row 1024/CPU_col
#define col 1024/CPU_row
#define NODE row*col
#define SY 256
#define TILE_NUM row/SY
int i,j,k;
int main(int argc,char * argv[])
{
double endtime,starttime;
int allrestart;
int restart;
int myid,procs;
int tile;
MPI_Status status;
/*init the variable*/
MPI_Init(&argc,&argv);
MPI_Comm_rank(MPI_COMM_WORLD,&myid);
MPI_Comm_size(MPI_COMM_WORLD,&procs);
int *u_curr[row+2],*u_next[row+2];
for(i=0;i<row+2;i++)
{
u_curr[i]=(int *)malloc((col+2)*sizeof(int));
u_next[i]=(int *)malloc((col+2)*sizeof(int));
}
int send_messleft[row+2],send_messright[row+2],send_messtop[col+2],send_messdown[col+2];
int recv_messleft[row+2],recv_messright[row+2],recv_messtop[col+2],recv_messdown[col+2];
int temp;
int begin_col,end_col,begin_row,end_row;
int begin,end;
begin_col=1;
end_col=col;
begin_row=1;
end_row=row;
