From: genaud <genaud@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Tue, 23 Mar 2010 13:00:45 +0000 (+0000)
Subject: MPI_MAXLOC & MPI_MINLOC + all associated datatype MPI_DOUBLE_INT, MPI_FLOAT_INT,... 
X-Git-Tag: SVN~423
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/ac4b1f28abf1cd9b7448e8277fdc7cb57c89e982

MPI_MAXLOC & MPI_MINLOC + all associated datatype MPI_DOUBLE_INT, MPI_FLOAT_INT, etc.



git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@7316 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---

diff --git a/ChangeLog b/ChangeLog
index 77072d858c..ba12009afb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -31,6 +31,9 @@ SimGrid (3.3.5-svn) unstable; urgency=low
     anywere in source.
  SIMIX:
   * add a SIMIX_sem_get_capacity() function
+ SMPI:
+  * Implement MPI_Get_count, MPI_MAXLOC, MPI_MINLOC
+ 
       
  -- Da SimGrid team <simgrid-devel@lists.gforge.inria.fr>
 
diff --git a/examples/smpi/get_processor_name.c b/examples/smpi/get_processor_name.c
new file mode 100644
index 0000000000..47f9dbd0e6
--- /dev/null
+++ b/examples/smpi/get_processor_name.c
@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include <mpi.h>
+
+int main (int argc, char **argv) {
+  int size, rank;
+
+  char name[MPI_MAX_PROCESSOR_NAME];
+  int len;
+
+  MPI_Init(&argc, &argv);
+  MPI_Comm_size(MPI_COMM_WORLD, &size);
+  MPI_Comm_rank(MPI_COMM_WORLD, &rank);
+
+  MPI_Get_processor_name(name,&len);
+  printf("rank %d is running on host %s\n", rank, name);
+  MPI_Finalize();
+  return 0;
+}
diff --git a/include/smpi/smpi.h b/include/smpi/smpi.h
index 842aeba393..7ce19779e8 100644
--- a/include/smpi/smpi.h
+++ b/include/smpi/smpi.h
@@ -55,6 +55,8 @@ typedef struct {
   int MPI_SOURCE;
   int MPI_TAG;
   int MPI_ERROR;
+  int _count;
+  int _cancelled;
 } MPI_Status;
 
 #define MPI_STATUS_IGNORE NULL
@@ -93,6 +95,15 @@ extern MPI_Datatype MPI_C_LONG_DOUBLE_COMPLEX;
 extern MPI_Datatype MPI_AINT;
 extern MPI_Datatype MPI_OFFSET;
 
+//The following are datatypes for the MPI functions MPI_MAXLOC  and MPI_MINLOC.
+extern MPI_Datatype MPI_FLOAT_INT;
+extern MPI_Datatype MPI_LONG_INT;
+extern MPI_Datatype MPI_DOUBLE_INT;
+extern MPI_Datatype MPI_SHORT_INT;
+extern MPI_Datatype MPI_2INT;
+extern MPI_Datatype MPI_LONG_DOUBLE_INT;
+
+
 typedef void MPI_User_function(void* invec, void* inoutvec, int* len, MPI_Datatype* datatype);
 struct s_smpi_mpi_op;
 typedef struct s_smpi_mpi_op* MPI_Op;
@@ -100,6 +111,8 @@ typedef struct s_smpi_mpi_op* MPI_Op;
 #define MPI_OP_NULL NULL
 extern MPI_Op MPI_MAX;
 extern MPI_Op MPI_MIN;
+extern MPI_Op MPI_MAXLOC;
+extern MPI_Op MPI_MINLOC;
 extern MPI_Op MPI_SUM;
 extern MPI_Op MPI_PROD;
 extern MPI_Op MPI_LAND;
@@ -113,6 +126,7 @@ struct s_smpi_mpi_group;
 typedef struct s_smpi_mpi_group* MPI_Group;
 
 #define MPI_GROUP_NULL NULL
+
 extern MPI_Group MPI_GROUP_EMPTY;
 
 struct s_smpi_mpi_communicator;
@@ -172,6 +186,8 @@ XBT_PUBLIC(int) MPI_Send(void* buf, int count, MPI_Datatype datatype, int dst, i
 XBT_PUBLIC(int) MPI_Sendrecv(void* sendbuf, int sendcount, MPI_Datatype sendtype, int dst, int sendtag, void* recvbuf, int recvcount, MPI_Datatype recvtype, int src, int recvtag, MPI_Comm comm, MPI_Status* status);
 XBT_PUBLIC(int) MPI_Sendrecv_replace(void* buf, int count, MPI_Datatype datatype, int dst, int sendtag, int src, int recvtag, MPI_Comm comm, MPI_Status* status);
 
+
+XBT_PUBLIC(int) MPI_Get_count(MPI_Status *status, MPI_Datatype datatype, int *count);
 XBT_PUBLIC(int) MPI_Test(MPI_Request* request, int* flag, MPI_Status* status);
 XBT_PUBLIC(int) MPI_Testany(int count, MPI_Request requests[], int* index, int* flag, MPI_Status* status);
 XBT_PUBLIC(int) MPI_Wait(MPI_Request* request, MPI_Status* status);