- void *data;
- int forward;
-
-} s_smpi_received_message_t;
-typedef struct smpi_received_message_t *smpi_received_message_t;
-
-typedef struct smpi_do_once_duration_node_t {
- char *file;
- int line;
- double duration;
- struct smpi_do_once_duration_node_t *next;
-} s_smpi_do_once_duration_node_t;
-typedef struct smpi_do_once_duration_node_t *smpi_do_once_duration_node_t;
-
-typedef struct smpi_global_t {
-
- // config vars
- double reference_speed;
-
- // state vars
- int process_count;
- xbt_mallocator_t request_mallocator;
- xbt_mallocator_t message_mallocator;
-
- smx_process_t *main_processes;
-
- xbt_os_timer_t timer;
- smx_mutex_t timer_mutex;
- smx_cond_t timer_cond;
-
- // keeps track of previous times
- smpi_do_once_duration_node_t do_once_duration_nodes;
- smx_mutex_t do_once_mutex;
- double *do_once_duration;
-
-} s_smpi_global_t;
-typedef struct smpi_global_t *smpi_global_t;
-extern smpi_global_t smpi_global;
-
-typedef struct smpi_host_data_t {
- int index;
- smx_mutex_t mutex;
- smx_cond_t cond;
-
- smx_process_t main;
- smx_process_t sender;
- smx_process_t receiver;
-
- int finalize; /* so that main process stops its sender&receiver */
-
- xbt_fifo_t pending_recv_request_queue;
- xbt_fifo_t pending_send_request_queue;
- xbt_fifo_t received_message_queue;
-} s_smpi_process_data_t;
-typedef struct smpi_host_data_t *smpi_process_data_t;
-
-// function prototypes
-void smpi_process_init(int *argc,char ***argv);
-void smpi_process_finalize(void);
-int smpi_mpi_comm_rank(smpi_mpi_communicator_t comm);
-
-int smpi_mpi_barrier(smpi_mpi_communicator_t comm);
-int smpi_mpi_isend(smpi_mpi_request_t request);
-int smpi_mpi_irecv(smpi_mpi_request_t request);
-int smpi_mpi_wait(smpi_mpi_request_t request, smpi_mpi_status_t * status);
-int smpi_mpi_waitall(int count, smpi_mpi_request_t requests[], smpi_mpi_status_t status[]);
-int smpi_mpi_waitany(int count, smpi_mpi_request_t requests[], int *index, smpi_mpi_status_t status[]);
-
-void smpi_execute(double duration);
-void smpi_start_timer(void);
-double smpi_stop_timer(void);
+void smpi_global_init(void);
+void smpi_global_destroy(void);
+
+size_t smpi_datatype_size(MPI_Datatype datatype);
+MPI_Aint smpi_datatype_lb(MPI_Datatype datatype);
+MPI_Aint smpi_datatype_ub(MPI_Datatype datatype);
+int smpi_datatype_extent(MPI_Datatype datatype, MPI_Aint * lb,
+ MPI_Aint * extent);
+int smpi_datatype_copy(void *sendbuf, int sendcount, MPI_Datatype sendtype,
+ void *recvbuf, int recvcount,
+ MPI_Datatype recvtype);
+
+MPI_Op smpi_op_new(MPI_User_function * function, int commute);
+void smpi_op_destroy(MPI_Op op);
+void smpi_op_apply(MPI_Op op, void *invec, void *inoutvec, int *len,
+ MPI_Datatype * datatype);
+
+MPI_Group smpi_group_new(int size);
+void smpi_group_destroy(MPI_Group group);
+void smpi_group_set_mapping(MPI_Group group, int index, int rank);
+int smpi_group_index(MPI_Group group, int rank);
+int smpi_group_rank(MPI_Group group, int index);
+int smpi_group_use(MPI_Group group);
+int smpi_group_unuse(MPI_Group group);
+int smpi_group_size(MPI_Group group);
+int smpi_group_compare(MPI_Group group1, MPI_Group group2);
+
+MPI_Comm smpi_comm_new(MPI_Group group);
+void smpi_comm_destroy(MPI_Comm comm);
+MPI_Group smpi_comm_group(MPI_Comm comm);
+int smpi_comm_size(MPI_Comm comm);
+void smpi_comm_get_name(MPI_Comm comm, char* name, int* len);
+int smpi_comm_rank(MPI_Comm comm);
+MPI_Comm smpi_comm_split(MPI_Comm comm, int color, int key);
+
+MPI_Request smpi_mpi_send_init(void *buf, int count, MPI_Datatype datatype,
+ int dst, int tag, MPI_Comm comm);
+MPI_Request smpi_mpi_recv_init(void *buf, int count, MPI_Datatype datatype,
+ int src, int tag, MPI_Comm comm);
+void smpi_mpi_start(MPI_Request request);
+void smpi_mpi_startall(int count, MPI_Request * requests);
+void smpi_mpi_request_free(MPI_Request * request);
+MPI_Request smpi_isend_init(void *buf, int count, MPI_Datatype datatype,
+ int dst, int tag, MPI_Comm comm);
+MPI_Request smpi_mpi_isend(void *buf, int count, MPI_Datatype datatype,
+ int dst, int tag, MPI_Comm comm);
+MPI_Request smpi_irecv_init(void *buf, int count, MPI_Datatype datatype,
+ int src, int tag, MPI_Comm comm);
+MPI_Request smpi_mpi_irecv(void *buf, int count, MPI_Datatype datatype,
+ int src, int tag, MPI_Comm comm);
+void smpi_mpi_recv(void *buf, int count, MPI_Datatype datatype, int src,
+ int tag, MPI_Comm comm, MPI_Status * status);
+void smpi_mpi_send(void *buf, int count, MPI_Datatype datatype, int dst,
+ int tag, MPI_Comm comm);
+void smpi_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);
+int smpi_mpi_test(MPI_Request * request, MPI_Status * status);
+int smpi_mpi_testany(int count, MPI_Request requests[], int *index,
+ MPI_Status * status);
+int smpi_mpi_get_count(MPI_Status * status, MPI_Datatype datatype);
+void smpi_mpi_wait(MPI_Request * request, MPI_Status * status);
+int smpi_mpi_waitany(int count, MPI_Request requests[],
+ MPI_Status * status);
+void smpi_mpi_waitall(int count, MPI_Request requests[],
+ MPI_Status status[]);
+int smpi_mpi_waitsome(int incount, MPI_Request requests[], int *indices,
+ MPI_Status status[]);
+void smpi_mpi_bcast(void *buf, int count, MPI_Datatype datatype, int root,
+ MPI_Comm comm);
+void smpi_mpi_barrier(MPI_Comm comm);
+void smpi_mpi_gather(void *sendbuf, int sendcount, MPI_Datatype sendtype,
+ void *recvbuf, int recvcount, MPI_Datatype recvtype,
+ int root, MPI_Comm comm);
+void smpi_mpi_gatherv(void *sendbuf, int sendcount, MPI_Datatype sendtype,
+ void *recvbuf, int *recvcounts, int *displs,
+ MPI_Datatype recvtype, int root, MPI_Comm comm);
+void smpi_mpi_allgather(void *sendbuf, int sendcount,
+ MPI_Datatype sendtype, void *recvbuf,
+ int recvcount, MPI_Datatype recvtype,
+ MPI_Comm comm);
+void smpi_mpi_allgatherv(void *sendbuf, int sendcount,
+ MPI_Datatype sendtype, void *recvbuf,
+ int *recvcounts, int *displs,
+ MPI_Datatype recvtype, MPI_Comm comm);
+void smpi_mpi_scatter(void *sendbuf, int sendcount, MPI_Datatype sendtype,
+ void *recvbuf, int recvcount, MPI_Datatype recvtype,
+ int root, MPI_Comm comm);
+void smpi_mpi_scatterv(void *sendbuf, int *sendcounts, int *displs,
+ MPI_Datatype sendtype, void *recvbuf, int recvcount,
+ MPI_Datatype recvtype, int root, MPI_Comm comm);
+void smpi_mpi_reduce(void *sendbuf, void *recvbuf, int count,
+ MPI_Datatype datatype, MPI_Op op, int root,
+ MPI_Comm comm);
+void smpi_mpi_allreduce(void *sendbuf, void *recvbuf, int count,
+ MPI_Datatype datatype, MPI_Op op, MPI_Comm comm);
+void smpi_mpi_scan(void *sendbuf, void *recvbuf, int count,
+ MPI_Datatype datatype, MPI_Op op, MPI_Comm comm);
+
+void nary_tree_bcast(void *buf, int count, MPI_Datatype datatype, int root,
+ MPI_Comm comm, int arity);
+void nary_tree_barrier(MPI_Comm comm, int arity);
+
+int smpi_coll_tuned_alltoall_bruck(void *sendbuf, int sendcount,
+ MPI_Datatype sendtype, void *recvbuf,
+ int recvcount, MPI_Datatype recvtype,
+ MPI_Comm comm);
+int smpi_coll_tuned_alltoall_basic_linear(void *sendbuf, int sendcount,
+ MPI_Datatype sendtype,
+ void *recvbuf, int recvcount,
+ MPI_Datatype recvtype,
+ MPI_Comm comm);
+int smpi_coll_tuned_alltoall_pairwise(void *sendbuf, int sendcount,
+ MPI_Datatype sendtype, void *recvbuf,
+ int recvcount, MPI_Datatype recvtype,
+ MPI_Comm comm);
+int smpi_coll_basic_alltoallv(void *sendbuf, int *sendcounts,
+ int *senddisps, MPI_Datatype sendtype,
+ void *recvbuf, int *recvcounts,
+ int *recvdisps, MPI_Datatype recvtype,
+ MPI_Comm comm);
+
+// utilities
+void smpi_bench_destroy(void);