1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
3 * (C) 2001 by Argonne National Laboratory.
4 * See COPYRIGHT in top-level directory.
12 /* tests passive target RMA on 2 processes. tests the lock-single_op-unlock
18 int main(int argc, char *argv[])
20 int rank, nprocs, A[SIZE2], B[SIZE2], i, j;
25 MTest_Init(&argc,&argv);
26 MPI_Comm_size(MPI_COMM_WORLD,&nprocs);
27 MPI_Comm_rank(MPI_COMM_WORLD,&rank);
30 printf("Run this program with 2 or more processes\n");
31 MPI_Abort(MPI_COMM_WORLD, 1);
34 MPI_Comm_split(MPI_COMM_WORLD, (rank < 2), rank, &CommDeuce);
38 for (i=0; i<SIZE2; i++) A[i] = B[i] = i;
39 MPI_Win_create(NULL, 0, 1, MPI_INFO_NULL, CommDeuce, &win);
41 for (j = 0; j < 2; j++) {
42 for (i=0; i<SIZE1; i++) {
43 MPI_Win_lock(MPI_LOCK_SHARED, 1, j == 0 ? 0 : MPI_MODE_NOCHECK, win);
44 MPI_Put(A+i, 1, MPI_INT, 1, i, 1, MPI_INT, win);
45 MPI_Win_unlock(1, win);
48 for (i=0; i<SIZE1; i++) {
49 MPI_Win_lock(MPI_LOCK_SHARED, 1, j == 0 ? 0 : MPI_MODE_NOCHECK, win);
50 MPI_Get(B+i, 1, MPI_INT, 1, SIZE1+i, 1, MPI_INT, win);
51 MPI_Win_unlock(1, win);
57 for (i=0; i<SIZE1; i++)
58 if (B[i] != (-4)*(i+SIZE1)) {
59 SQUELCH( printf("Get Error: B[%d] is %d, should be %d\n", i, B[i], (-4)*(i+SIZE1)); );
64 for (i=0; i<SIZE2; i++) B[i] = (-4)*i;
65 MPI_Win_create(B, SIZE2*sizeof(int), sizeof(int), MPI_INFO_NULL, CommDeuce, &win);
69 for (i=0; i<SIZE1; i++) {
71 SQUELCH( printf("Put Error: B[%d] is %d, should be %d\n", i, B[i], i); );
77 MPI_Comm_free(&CommDeuce);