-/* Copyright (c) 2010-2014. The SimGrid Team.
+/* Copyright (c) 2010-2015. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include <stdlib.h>
#include "private.h"
+#include "xbt/dict.h"
#include "smpi_mpi_dt_private.h"
#include "limits.h"
-#include "simix/smx_private.h"
+#include "src/simix/smx_private.h"
#include "colls/colls.h"
-
+#include "xbt/ex.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_comm, smpi,
"Logging specific to SMPI (comm)");
-
+xbt_dict_t smpi_comm_keyvals = NULL;
+int comm_keyval_id = 0;//avoid collisions
/* Support for cartesian topology was added, but there are 2 other types of
* topology, graph et dist graph. In order to support them, we have to add a
int is_uniform;
int* non_uniform_map; //set if smp nodes have a different number of processes allocated
int is_blocked;// are ranks allocated on the same smp node contiguous ?
+ xbt_dict_t attributes;
} s_smpi_mpi_communicator_t;
static int smpi_compare_rankmap(const void *a, const void *b)
comm->non_uniform_map = NULL;
comm->leaders_map = NULL;
comm->is_blocked=0;
+ comm->attributes=NULL;
return comm;
}
smpi_comm_unuse(comm);
}
+int smpi_comm_dup(MPI_Comm comm, MPI_Comm* newcomm){
+ if(smpi_privatize_global_variables){ //we need to switch here, as the called function may silently touch global variables
+ smpi_switch_data_segment(smpi_process_index());
+ }
+ (*newcomm) = smpi_comm_new(smpi_comm_group(comm), smpi_comm_topo(comm));
+ int ret = MPI_SUCCESS;
+ //todo: faire en sorte que ça fonctionne avec un communicator dupliqué (refaire un init_smp ?)
+
+ /* MPI_Comm tmp=smpi_comm_get_intra_comm(comm);
+ if( tmp != MPI_COMM_NULL)
+ smpi_comm_set_intra_comm((*newcomm), smpi_comm_dup(tmp));
+ tmp=smpi_comm_get_leaders_comm(comm);
+ if( tmp != MPI_COMM_NULL)
+ smpi_comm_set_leaders_comm((*newcomm), smpi_comm_dup(tmp));
+ if(comm->non_uniform_map !=NULL){
+ (*newcomm)->non_uniform_map=
+ xbt_malloc(smpi_comm_size(comm->leaders_comm)*sizeof(int));
+ memcpy((*newcomm)->non_uniform_map,
+ comm->non_uniform_map,smpi_comm_size(comm->leaders_comm)*sizeof(int) );
+ }
+ if(comm->leaders_map !=NULL){
+ (*newcomm)->leaders_map=xbt_malloc(smpi_comm_size(comm)*sizeof(int));
+ memcpy((*newcomm)->leaders_map,
+ comm->leaders_map,smpi_comm_size(comm)*sizeof(int) );
+ }*/
+ if(comm->attributes !=NULL){
+ (*newcomm)->attributes=xbt_dict_new();
+ xbt_dict_cursor_t cursor = NULL;
+ int *key;
+ int flag;
+ void* value_in;
+ void* value_out;
+ xbt_dict_foreach(comm->attributes, cursor, key, value_in){
+ smpi_comm_key_elem elem = xbt_dict_get_or_null_ext(smpi_comm_keyvals, (const char*)key, sizeof(int));
+ if(elem && elem->copy_fn!=MPI_NULL_COPY_FN){
+ ret = elem->copy_fn(comm, *key, NULL, value_in, &value_out, &flag );
+ if(ret!=MPI_SUCCESS){
+ smpi_comm_destroy(*newcomm);
+ *newcomm=MPI_COMM_NULL;
+ return ret;
+ }
+ if(flag)
+ xbt_dict_set_ext((*newcomm)->attributes, (const char*)key, sizeof(int),value_out, NULL);
+ }
+ }
+ }
+ return ret;
+}
+
+
MPI_Group smpi_comm_group(MPI_Comm comm)
{
if (comm == MPI_COMM_UNINITIALIZED)
xbt_free(comm->non_uniform_map);
if(comm->leaders_map !=NULL)
xbt_free(comm->leaders_map);
+ if(comm->attributes !=NULL){
+ xbt_dict_cursor_t cursor = NULL;
+ int* key;
+ void * value;
+ int flag;
+ xbt_dict_foreach(comm->attributes, cursor, key, value){
+ smpi_comm_key_elem elem = xbt_dict_get_or_null(smpi_comm_keyvals, (const char*)key);
+ if(elem && elem->delete_fn)
+ elem->delete_fn(comm, *key, value, &flag);
+ }
+ }
xbt_free(comm);
}
}
int i =0;
int min_index=INT_MAX;//the minimum index will be the leader
- msg_process_t process = NULL;
+ smx_process_t process = NULL;
xbt_swag_foreach(process, process_list) {
//is_in_comm=0;
int index = SIMIX_process_get_PID(process) -1;
smpi_process_set_replaying(1);
}
+int smpi_comm_attr_delete(MPI_Comm comm, int keyval){
+ smpi_comm_key_elem elem = xbt_dict_get_or_null_ext(smpi_comm_keyvals, (const char*)&keyval, sizeof(int));
+ if(!elem)
+ return MPI_ERR_ARG;
+ if(elem->delete_fn!=MPI_NULL_DELETE_FN){
+ void * value;
+ int flag;
+ if(smpi_comm_attr_get(comm, keyval, &value, &flag)==MPI_SUCCESS){
+ int ret = elem->delete_fn(comm, keyval, value, &flag);
+ if(ret!=MPI_SUCCESS) return ret;
+ }
+ }
+ if(comm->attributes==NULL)
+ return MPI_ERR_ARG;
+
+ xbt_dict_remove_ext(comm->attributes, (const char*)&keyval, sizeof(int));
+ return MPI_SUCCESS;
+}
+
+int smpi_comm_attr_get(MPI_Comm comm, int keyval, void* attr_value, int* flag){
+ smpi_comm_key_elem elem = xbt_dict_get_or_null_ext(smpi_comm_keyvals, (const char*)&keyval, sizeof(int));
+ if(!elem)
+ return MPI_ERR_ARG;
+ xbt_ex_t ex;
+ if(comm->attributes==NULL){
+ *flag=0;
+ return MPI_SUCCESS;
+ }
+ TRY {
+ *(void**)attr_value = xbt_dict_get_ext(comm->attributes, (const char*)&keyval, sizeof(int));
+ *flag=1;
+ }
+ CATCH(ex) {
+ *flag=0;
+ xbt_ex_free(ex);
+ }
+ return MPI_SUCCESS;
+}
+
+int smpi_comm_attr_put(MPI_Comm comm, int keyval, void* attr_value){
+ if(!smpi_comm_keyvals)
+ smpi_comm_keyvals = xbt_dict_new();
+ smpi_comm_key_elem elem = xbt_dict_get_or_null_ext(smpi_comm_keyvals, (const char*)&keyval, sizeof(int));
+ if(!elem )
+ return MPI_ERR_ARG;
+ int flag;
+ void* value;
+ smpi_comm_attr_get(comm, keyval, &value, &flag);
+ if(flag && elem->delete_fn!=MPI_NULL_DELETE_FN){
+ int ret = elem->delete_fn(comm, keyval, value, &flag);
+ if(ret!=MPI_SUCCESS) return ret;
+ }
+ if(comm->attributes==NULL)
+ comm->attributes=xbt_dict_new();
+
+ xbt_dict_set_ext(comm->attributes, (const char*)&keyval, sizeof(int), attr_value, NULL);
+ return MPI_SUCCESS;
+}
+
+int smpi_comm_keyval_create(MPI_Comm_copy_attr_function* copy_fn, MPI_Comm_delete_attr_function* delete_fn, int* keyval, void* extra_state){
+
+ if(!smpi_comm_keyvals)
+ smpi_comm_keyvals = xbt_dict_new();
+
+ smpi_comm_key_elem value = (smpi_comm_key_elem) xbt_new0(s_smpi_mpi_comm_key_elem_t,1);
+
+ value->copy_fn=copy_fn;
+ value->delete_fn=delete_fn;
+
+ *keyval = comm_keyval_id;
+ xbt_dict_set_ext(smpi_comm_keyvals, (const char*)keyval, sizeof(int),(void*)value, NULL);
+ comm_keyval_id++;
+ return MPI_SUCCESS;
+}
+
+int smpi_comm_keyval_free(int* keyval){
+ smpi_comm_key_elem elem = xbt_dict_get_or_null_ext(smpi_comm_keyvals, (const char*)keyval, sizeof(int));
+ if(!elem){
+ return MPI_ERR_ARG;
+ }
+ xbt_dict_remove_ext(smpi_comm_keyvals, (const char*)keyval, sizeof(int));
+ xbt_free(elem);
+ return MPI_SUCCESS;
+}