SMPI over SIMIX_network in a two days rush.

[simgrid.git] / src / smpi / smpi_receiver.c

diff --git a/src/smpi/smpi_receiver.c b/src/smpi/smpi_receiver.c
deleted file mode 100644 (file)
index 999f561..0000000
--- a/src/smpi/smpi_receiver.c
+++ /dev/null
@@ -1,102 +0,0 @@
-#include "private.h"
-
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(smpi_receiver, smpi,
-                                "Logging specific to SMPI (receiver)");
-
-int smpi_receiver(int argc, char *argv[])
-{
-  smpi_process_data_t mydata = SIMIX_process_get_data(SIMIX_process_self());
-  smx_process_t self;
-  int index = mydata->index;
-
-  xbt_fifo_t request_queue;
-  xbt_fifo_t message_queue;
-
-  smpi_mpi_request_t request;
-  smpi_received_message_t message;
-
-  xbt_fifo_item_t request_item;
-  xbt_fifo_item_t message_item;
-
-  self = SIMIX_process_self();
-
-  request_queue = mydata->pending_recv_request_queue;
-  message_queue = mydata->received_message_queue;
-
-  DEBUG0("Up and running");
-
-
-  while (1) {
-    // FIXME: better algorithm, maybe some kind of balanced tree? or a heap?
-
-    DEBUG0("Look for matching");
-    xbt_fifo_foreach(request_queue, request_item, request, smpi_mpi_request_t) {
-      xbt_fifo_foreach(message_queue, message_item, message,
-                       smpi_received_message_t) {
-
-//#define DEBUG_MATCH
-#ifdef DEBUG_MATCH
-        printf("[%s] try match (req_src=%d,msg_src=%d)x(req_tag=%d,msg_tag=%d)\n",
-                        __FILE__,request->src,message->src,request->tag, message->tag);
-#endif
-        if (request->comm == message->comm &&
-                        (MPI_ANY_SOURCE == request->src || request->src == message->src)
-                        && (MPI_ANY_TAG == request->tag || request->tag == message->tag)) {
-                xbt_fifo_remove_item(request_queue, request_item);
-                xbt_fifo_free_item(request_item);
-                xbt_fifo_remove_item(message_queue, message_item);
-                xbt_fifo_free_item(message_item);
-                DEBUG5("found matching request %p: (req_src=%d,msg_src=%d)x(req_tag=%d,msg_tag=%d)",
-                                request,request->src,message->src,request->tag, message->tag);
-                goto stopsearch;
-        } else {
-                DEBUG5("fail to match request %p: (req_src=%d,msg_src=%d)x(req_tag=%d,msg_tag=%d)",
-                                request,request->src,message->src,request->tag, message->tag);
-        }
-      }
-    }
-
-    request = NULL;
-    message = NULL;
-
-  stopsearch:
-    if (NULL != request) {
-      if (NULL == message)
-        DIE_IMPOSSIBLE;
-
-      SIMIX_mutex_lock(request->mutex);
-      memcpy(request->buf, message->buf,
-             request->datatype->size * request->count);
-      request->src = message->src;
-      request->data = message->data;
-      request->forward = message->forward;
-
-      if (0 == request->forward) {
-        request->completed = 1;
-        SIMIX_cond_broadcast(request->cond);
-      } else {
-        request->src = request->comm->index_to_rank_map[index];
-        request->dst = (request->src + 1) % request->comm->size;
-        smpi_mpi_isend(request);
-      }
-
-      SIMIX_mutex_unlock(request->mutex);
-
-      xbt_free(message->buf);
-      xbt_mallocator_release(smpi_global->message_mallocator, message);
-
-    } else if (mydata->finalize > 0) {  /* main wants me to die and nothing to do */
-      // FIXME: display the list of remaining requests and messages (user code synchronization faulty?)
-      DEBUG0("Main wants me to die and I'm done. Bye, guys.");
-      mydata->finalize--;
-      SIMIX_cond_signal(mydata->cond);
-      return 0;
-    } else {
-      DEBUG0("Nothing to do. Let's get a nap");
-      SIMIX_process_suspend(self);
-      DEBUG0("=== Uh? Someone called me? ===");
-    }
-  }
-
-  return 0;
-}