source: CIVL/examples/contracts/contractsMPI/simpleMpiValid.c

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Last change on this file was ea777aa, checked in by Alex Wilton <awilton@…>, 3 years ago

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

  • Property mode set to 100644
File size: 561 bytes
RevLine 
[cfa65dc]1#include<mpi.h>
2#include<assert.h>
3
4
5#define comm MPI_COMM_WORLD
6
7
8/*@ \mpi_collective(comm, P2P):
[452331f]9 @ ensures \mpi_agree(\mpi_region(x, 2, datatype)) &&
10 @ \mpi_valid(x, 2, datatype);
[cfa65dc]11 @*/
12int bcast(void * x, MPI_Datatype datatype) {
13 return 0;
14}
15
16
17/*@
18 @ \mpi_collective(comm, P2P):
19 @ requires \mpi_valid(data, 2, datatype) && \mpi_agree(datatype);
[452331f]20 @ ensures \mpi_agree(\mpi_region(data, 2, datatype)) && \mpi_valid(data, 2, datatype);
[cfa65dc]21 @*/
22double target(void * data, MPI_Datatype datatype) {
23 bcast(data, datatype);
[a58f6ca]24 return 0;
[cfa65dc]25}
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