1.23
2.0
main
test-branch
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Last change
on this file since 16be2fb was e689ae5, checked in by Stephen Siegel <siegel@…>, 12 years ago |
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Clean up some messsage passing examples, made gcomm_create concretize size, make gcomm_create use the path condition to extract concrete value, found a lot of guard code which could be commented out.
git-svn-id: svn://vsl.cis.udel.edu/civl/trunk@694 fb995dde-84ed-4084-dfe6-e5aef3e2452c
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File size:
455 bytes
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| 1 | /* Create nprocs processes. Have them exchange data in a cycle.
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| 2 | * Commandline example:
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| 3 | * civl verify -inputNPROCS=3 ring.cvl -simplify=false
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| 4 | */
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| 5 | #include<civlc.h>
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| 6 | #include "mp_root.cvh"
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| 7 |
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| 8 | void MPI_Process (int rank) {
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| 9 | #include "mp_proc.cvh"
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| 10 | $comm comm = $comm_create($here, COMM_WORLD, rank);
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| 11 | double x=rank, y;
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| 12 |
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| 13 | send(&x, 1, (rank+1)%NPROCS, 0, comm);
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| 14 | recv(&y, 1, (rank+NPROCS-1)%NPROCS, 0, comm);
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| 15 | $assert(y==(rank+NPROCS-1)%NPROCS);
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| 16 | }
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