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Merge branch 'torus'
[simgrid.git]
/
teshsuite
/
smpi
/
shared.c
diff --git
a/teshsuite/smpi/shared.c
b/teshsuite/smpi/shared.c
index
0d988a9
..
b1536c5
100644
(file)
--- a/
teshsuite/smpi/shared.c
+++ b/
teshsuite/smpi/shared.c
@@
-1,24
+1,27
@@
-/* Copyright (c) 2009-2012. The SimGrid Team. All rights reserved. */
-
-/* This example should be instructive to learn about SMPI_SAMPLE_LOCAL and
- SMPI_SAMPLE_GLOBAL macros for execution sampling */
+/* Copyright (c) 2009-2013. The SimGrid Team.
+ * All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
+/* This example should be instructive to learn about SMPI_SAMPLE_LOCAL and
+ SMPI_SAMPLE_GLOBAL macros for execution sampling */
+
#include <stdio.h>
#include <mpi.h>
#include <stdio.h>
#include <mpi.h>
+#include <stdint.h>
+#include <inttypes.h>
-
unsigned long hash(char *str
);
+
void* hash(char *str, uint64_t* ans
);
-
unsigned long hash(char *str
)
+
void* hash(char *str, uint64_t* ans
)
{
{
-
unsigned long hash =
5381;
+
*ans=
5381;
int c;
printf("hashing !\n");
while ((c = *str++)!=0)
int c;
printf("hashing !\n");
while ((c = *str++)!=0)
-
hash = ((hash << 5) + hash
) + c; /* hash * 33 + c */
- return
hash
;
+
*ans = ((*ans << 5) + *ans
) + c; /* hash * 33 + c */
+ return
NULL
;
}
}
@@
-29,7
+32,7
@@
int main(int argc, char *argv[])
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
MPI_Comm_size(MPI_COMM_WORLD, &size);
//Let's Allocate a shared memory buffer
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
MPI_Comm_size(MPI_COMM_WORLD, &size);
//Let's Allocate a shared memory buffer
- u
nsigned long* buf = SMPI_SHARED_MALLOC(sizeof(unsigned long
));
+ u
int64_t* buf = SMPI_SHARED_MALLOC(sizeof(uint64_t
));
//one writes data in it
if(rank==0){
*buf=size;
//one writes data in it
if(rank==0){
*buf=size;
@@
-37,22
+40,23
@@
int main(int argc, char *argv[])
MPI_Barrier(MPI_COMM_WORLD);
//everyobne reads from it.
MPI_Barrier(MPI_COMM_WORLD);
//everyobne reads from it.
- printf("[%d] The value in the shared buffer is: %
lu
\n", rank, *buf);
+ printf("[%d] The value in the shared buffer is: %
" PRIu64"
\n", rank, *buf);
MPI_Barrier(MPI_COMM_WORLD);
//Try SMPI_SHARED_CALL function, which should call hash only once and for all.
char *str = strdup("onceandforall");
if(rank==size-1){
MPI_Barrier(MPI_COMM_WORLD);
//Try SMPI_SHARED_CALL function, which should call hash only once and for all.
char *str = strdup("onceandforall");
if(rank==size-1){
-
*buf=(unsigned long)SMPI_SHARED_CALL(hash,str,str
);
+
SMPI_SHARED_CALL(hash,str,str,buf
);
}
MPI_Barrier(MPI_COMM_WORLD);
}
MPI_Barrier(MPI_COMM_WORLD);
- printf("[%d] After change, the value in the shared buffer is: %lu\n", rank, *buf);
-
+ printf("[%d] After change, the value in the shared buffer is: %" PRIu64"\n", rank, *buf);
SMPI_SHARED_FREE(buf);
SMPI_SHARED_FREE(buf);
+ buf=NULL;
+ free(str);
MPI_Finalize();
return 0;
MPI_Finalize();
return 0;