main
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Last change
on this file was ea777aa, checked in by Alex Wilton <awilton@…>, 3 years ago |
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Moved examples, include, build_default.properties, common.xml, and README out from dev.civl.com into the root of the repo.
git-svn-id: svn://vsl.cis.udel.edu/civl/trunk@5704 fb995dde-84ed-4084-dfe6-e5aef3e2452c
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Property mode
set to
100644
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File size:
1004 bytes
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| 1 | #include<civlc.cvh>
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| 2 | #include <mpi.h>
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| 3 | #include <stdio.h>
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| 4 | #define TAG 0
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| 5 |
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| 6 | int main(int argc, char* argv[]) {
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| 7 | int size, rank;
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| 8 | _Bool tStart = $false;
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| 9 | $proc threads[2];
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| 10 |
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| 11 | MPI_Init(&argc, &argv);
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| 12 | MPI_Comm_rank(MPI_COMM_WORLD, &rank);
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| 13 | MPI_Comm_size(MPI_COMM_WORLD, &size);
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| 14 |
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| 15 | void Thread(int tid) {
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| 16 | int x = 2*rank + tid, y;
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| 17 |
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| 18 | $when(tStart);
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| 19 | for (int j=0; j<2; j++) {
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| 20 | if (rank == 1) {
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| 21 | for (int i=0; i<2; i++)
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| 22 | MPI_Send(&x, 1, MPI_INT, 1, TAG, MPI_COMM_WORLD);
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| 23 | for (int i=0; i<2; i++)
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| 24 | MPI_Recv(&y, 1, MPI_INT, 1, TAG, MPI_COMM_WORLD, MPI_STATUS_IGNORE);
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| 25 | } else {
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| 26 | for (int i=0; i<2; i++)
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| 27 | MPI_Recv(&y, 1, MPI_INT, 0, TAG, MPI_COMM_WORLD, MPI_STATUS_IGNORE);
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| 28 | for (int i=0; i<2; i++)
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| 29 | MPI_Send(&x, 1, MPI_INT, 0, TAG, MPI_COMM_WORLD);
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| 30 | }
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| 31 | }
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| 32 | }
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| 33 | for(int i=0; i<2; i++)
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| 34 | threads[i] = $spawn Thread(i);
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| 35 | tStart = $true;
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| 36 | for (int i=0; i<2; i++) $wait(threads[i]);
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| 37 | MPI_Finalize();
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| 38 | return 0;
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| 39 | }
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