model-checker : restore independence between iSend/iRecv and Wait requests

[simgrid.git] / src / mc / mc_request.c

diff --git a/src/mc/mc_request.c b/src/mc/mc_request.c
index 4e12e96..c57dc08 100644 (file)
--- a/src/mc/mc_request.c
+++ b/src/mc/mc_request.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2008-2012 Da SimGrid Team. All rights reserved.            */
+/* Copyright (c) 2008-2013 Da 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. */
@@ -16,10 +16,7 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) {
     return TRUE;
 
   if (r1->issuer == r2->issuer)
-    return FALSE;
-
-  if((r1->call == SIMCALL_MC_RANDOM) || (r2->call == SIMCALL_MC_RANDOM))
-    return FALSE;
+      return FALSE;
 
   if(r1->call == SIMCALL_COMM_ISEND && r2->call == SIMCALL_COMM_IRECV)
     return FALSE;
@@ -27,7 +24,7 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) {
   if(r1->call == SIMCALL_COMM_IRECV && r2->call == SIMCALL_COMM_ISEND)
     return FALSE;
 
-  /*if(   (r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
+  if(   (r1->call == SIMCALL_COMM_ISEND || r1->call == SIMCALL_COMM_IRECV)
         &&  r2->call == SIMCALL_COMM_WAIT){
 
     if(simcall_comm_wait__get__comm(r2)->comm.rdv == NULL)
@@ -61,7 +58,7 @@ int MC_request_depend(smx_simcall_t r1, smx_simcall_t r2) {
 
     if(simcall_comm_wait__get__comm(r1)->comm.type == SIMIX_COMM_RECEIVE && r2->call == SIMCALL_COMM_IRECV)
       return FALSE;
-      }*/
+  }
 
   /* FIXME: the following rule assumes that the result of the
    * isend/irecv call is not stored in a buffer used in the
@@ -253,7 +250,7 @@ char *MC_request_to_string(smx_simcall_t req, int value)
 
   case SIMCALL_MC_RANDOM:
     type = xbt_strdup("MC_RANDOM");
-    args = '\0';
+    args = bprintf("%d", value);
     break;
 
   default:
@@ -374,3 +371,57 @@ int MC_process_is_enabled(smx_process_t process)
 
   return FALSE;
 }
+
+char *MC_request_get_dot_output(smx_simcall_t req, int value){
+
+  char *str = NULL, *label = NULL;
+  smx_action_t act = NULL;
+
+  switch(req->call){
+  case SIMCALL_COMM_ISEND:
+    label = xbt_strdup("iSend");
+    break;
+    
+  case SIMCALL_COMM_IRECV:
+    label = xbt_strdup("iRecv");
+    break;
+ 
+ case SIMCALL_COMM_WAIT:
+    if(value == -1)
+      label = xbt_strdup("WaitTimeout");
+    else
+      label = xbt_strdup("Wait");
+    break;
+
+  case SIMCALL_COMM_TEST:
+    act = simcall_comm_test__get__comm(req);
+    if(act->comm.src_proc == NULL || act->comm.dst_proc == NULL)
+      label = xbt_strdup("Test FALSE");
+    else
+      label = xbt_strdup("Test TRUE");
+    break;
+
+  case SIMCALL_MC_RANDOM:
+    if(value == 0)
+      label = xbt_strdup("MC_RANDOM (0)");
+    else
+      label = xbt_strdup("MC_RANDOM (1)");
+    break;
+
+  case SIMCALL_MC_SNAPSHOT:
+    label = xbt_strdup("MC_SNAPSHOT");
+    break;
+
+  case SIMCALL_MC_COMPARE_SNAPSHOTS:
+    label = xbt_strdup("MC_COMPARE_SNAPSHOTS");
+    break;
+
+  default:
+    THROW_UNIMPLEMENTED;
+  }
+
+  str = bprintf("label = \"%s\", color = %s", label, colors[req->issuer->pid-1]);
+  xbt_free(label);
+  return str;
+
+}