acw/focus-triggers
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Last change
on this file was 49a3cc6, checked in by Stephen Siegel <siegel@…>, 9 days ago |
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Added support for complex datatype in MPI.
Found and remove some uses of deprecated $state and $collate CIVL primitives.
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-
Property mode
set to
100644
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File size:
530 bytes
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| 1 | #include <mpi.h>
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| 2 |
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| 3 | int nprocs, rank;
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| 4 |
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| 5 | int main(void) {
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| 6 | MPI_Init(NULL, NULL);
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| 7 | MPI_Comm_size(MPI_COMM_WORLD, &nprocs);
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| 8 | MPI_Comm_rank(MPI_COMM_WORLD, &rank);
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| 9 | $assert(nprocs >= 2);
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| 10 | if (rank == 0) {
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| 11 | double _Complex x = 3.14+2.718i;
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| 12 | MPI_Send(&x, 1, MPI_C_DOUBLE_COMPLEX, 1, 0, MPI_COMM_WORLD);
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| 13 | } else if (rank == 1) {
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| 14 | double _Complex y;
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| 15 | MPI_Recv(&y, 1, MPI_C_DOUBLE_COMPLEX, 0, 0, MPI_COMM_WORLD, MPI_STATUS_IGNORE);
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| 16 | $print("Received: ", y, "\n");
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| 17 | $assert(y == 3.14 + 2.718i);
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| 18 | }
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| 19 | MPI_Finalize();
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| 20 | }
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