source: CIVL/examples/messagePassing/ring1.cvl@ 4ceb0ef

1.23 2.0 main test-branch
Last change on this file since 4ceb0ef was 48bfab9, checked in by Manchun Zheng <zmanchun@…>, 12 years ago

added checking for memory leak when collecting a dyscope and for process leak when the main process returns; fixed all test cases accordingly; added a filesystem_destroy call for IOTransformer to get rid of memory leak.

git-svn-id: svn://vsl.cis.udel.edu/civl/trunk@912 fb995dde-84ed-4084-dfe6-e5aef3e2452c

  • Property mode set to 100644
File size: 478 bytes
Line 
1/* Create nprocs processes. Have them exchange data in a cycle.
2 * Commandline example:
3 * civl verify -inputNPROCS=3 ring.cvl -simplify=false
4 */
5#include<civlc.h>
6#include "mp_root.cvh"
7
8void MPI_Process (int rank) {
9 #include "mp_proc.cvh"
10 $comm comm = $comm_create($here, COMM_WORLD, rank);
11 double x=rank, y;
12
13 send(&x, 1, (rank+1)%NPROCS, 0, comm);
14 recv(&y, 1, (rank+NPROCS-1)%NPROCS, 0, comm);
15 $assert(y==(rank+NPROCS-1)%NPROCS);
16 $comm_destroy(comm);
17}
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