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Move MSG_parallel_task_create() in msg_task.c.
[simgrid.git] / src / mc / mc_state.c
index 46f6d6c..822d17a 100644 (file)
@@ -1,22 +1,40 @@
-#include "../simix/private.h"
+/* Copyright (c) 2008-2012 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. */
+
+#include "../simix/smx_private.h"
 #include "xbt/fifo.h"
-#include "private.h"
+#include "mc_private.h"
 
 /**
  * \brief Creates a state data structure used by the exploration algorithm
  */
-mc_state_t MC_state_new(void)
+mc_state_t MC_state_new()
 {
   mc_state_t state = NULL;
   
   state = xbt_new0(s_mc_state_t, 1);
   state->max_pid = simix_process_maxpid;
   state->proc_status = xbt_new0(s_mc_procstate_t, state->max_pid);
-  
+  state->system_state = NULL;
+
   mc_stats->expanded_states++;
   return state;
 }
 
+mc_state_t MC_state_pair_new(void)
+{
+  mc_state_t state = NULL;
+  
+  state = xbt_new0(s_mc_state_t, 1);
+  state->max_pid = simix_process_maxpid;
+  state->proc_status = xbt_new0(s_mc_procstate_t, state->max_pid);
+  
+  //mc_stats->expanded_states++;
+  return state;
+}
+
 /**
  * \brief Deletes a state data structure
  * \param trans The state to be deleted
@@ -49,7 +67,7 @@ int MC_state_process_is_done(mc_state_t state, smx_process_t process){
   return state->proc_status[process->pid].state == MC_DONE ? TRUE : FALSE;
 }
 
-void MC_state_set_executed_request(mc_state_t state, smx_req_t req, int value)
+void MC_state_set_executed_request(mc_state_t state, smx_simcall_t req, int value)
 {
   state->executed_req = *req;
   state->req_num = value;
@@ -58,16 +76,16 @@ void MC_state_set_executed_request(mc_state_t state, smx_req_t req, int value)
    * corresponding communication action so it can be treated later by the dependence
    * function. */
   switch(req->call){
-    case REQ_COMM_WAITANY:
-      state->internal_req.call = REQ_COMM_WAIT;
+    case SIMCALL_COMM_WAITANY:
+      state->internal_req.call = SIMCALL_COMM_WAIT;
       state->internal_req.issuer = req->issuer;
       state->internal_comm = *xbt_dynar_get_as(req->comm_waitany.comms, value, smx_action_t);
       state->internal_req.comm_wait.comm = &state->internal_comm;
       state->internal_req.comm_wait.timeout = 0;
       break;
 
-    case REQ_COMM_TESTANY:
-      state->internal_req.call = REQ_COMM_TEST;
+    case SIMCALL_COMM_TESTANY:
+      state->internal_req.call = SIMCALL_COMM_TEST;
       state->internal_req.issuer = req->issuer;
 
       if(value > 0)
@@ -77,14 +95,14 @@ void MC_state_set_executed_request(mc_state_t state, smx_req_t req, int value)
       state->internal_req.comm_test.result = value;
       break;
 
-    case REQ_COMM_WAIT:
+    case SIMCALL_COMM_WAIT:
       state->internal_req = *req;
       state->internal_comm = *(req->comm_wait.comm);
       state->executed_req.comm_wait.comm = &state->internal_comm;
       state->internal_req.comm_wait.comm = &state->internal_comm;
       break;
 
-    case REQ_COMM_TEST:
+    case SIMCALL_COMM_TEST:
       state->internal_req = *req;
       state->internal_comm = *req->comm_test.comm;
       state->executed_req.comm_test.comm = &state->internal_comm;
@@ -97,84 +115,80 @@ void MC_state_set_executed_request(mc_state_t state, smx_req_t req, int value)
   }
 }
 
-smx_req_t MC_state_get_executed_request(mc_state_t state, int *value)
+smx_simcall_t MC_state_get_executed_request(mc_state_t state, int *value)
 {
   *value = state->req_num;
   return &state->executed_req;
 }
 
-smx_req_t MC_state_get_internal_request(mc_state_t state)
+smx_simcall_t MC_state_get_internal_request(mc_state_t state)
 {
   return &state->internal_req;
 }
 
-smx_req_t MC_state_get_request(mc_state_t state, int *value)
+smx_simcall_t MC_state_get_request(mc_state_t state, int *value)
 {
   smx_process_t process = NULL;
   mc_procstate_t procstate = NULL;
-
+  unsigned int start_count;
 
   xbt_swag_foreach(process, simix_global->process_list){
     procstate = &state->proc_status[process->pid];
 
     if(procstate->state == MC_INTERLEAVE){
       if(MC_process_is_enabled(process)){
-        switch(process->request.call){
-          case REQ_COMM_WAITANY:
+        switch(process->simcall.call){
+          case SIMCALL_COMM_WAITANY:
             *value = -1;
-            while(procstate->interleave_count < xbt_dynar_length(process->request.comm_waitany.comms)){
-              if(MC_request_is_enabled_by_idx(&process->request, procstate->interleave_count++)){
+            while(procstate->interleave_count < xbt_dynar_length(process->simcall.comm_waitany.comms)){
+              if(MC_request_is_enabled_by_idx(&process->simcall, procstate->interleave_count++)){
                 *value = procstate->interleave_count-1;
                 break;
               }
             }
 
-            if(procstate->interleave_count >= xbt_dynar_length(process->request.comm_waitany.comms))
+            if(procstate->interleave_count >= xbt_dynar_length(process->simcall.comm_waitany.comms))
               procstate->state = MC_DONE;
 
             if(*value != -1)
-              return &process->request;
+              return &process->simcall;
 
             break;
 
-          case REQ_COMM_TESTANY:
+          case SIMCALL_COMM_TESTANY:
+            start_count = procstate->interleave_count;
             *value = -1;
-            if(MC_request_testany_fail(&process->request)){
-              procstate->state = MC_DONE;
-              return &process->request;
-            }
-
-            while(procstate->interleave_count < xbt_dynar_length(process->request.comm_testany.comms)){
-              if(MC_request_is_enabled_by_idx(&process->request, procstate->interleave_count++)){
+            while(procstate->interleave_count < xbt_dynar_length(process->simcall.comm_testany.comms)){
+              if(MC_request_is_enabled_by_idx(&process->simcall, procstate->interleave_count++)){
                 *value = procstate->interleave_count - 1;
                 break;
               }
             }
 
-            if(procstate->interleave_count >= xbt_dynar_length(process->request.comm_testany.comms))
+            if(procstate->interleave_count >= xbt_dynar_length(process->simcall.comm_testany.comms))
               procstate->state = MC_DONE;
 
-            if(*value != -1)
-              return &process->request;
+            if(*value != -1 || start_count == 0)
+              return &process->simcall;
 
             break;
 
-          case REQ_COMM_WAIT:
-            if(process->request.comm_wait.comm->comm.src_proc
-               && process->request.comm_wait.comm->comm.dst_proc){
+          case SIMCALL_COMM_WAIT:
+            if(process->simcall.comm_wait.comm->comm.src_proc
+               && process->simcall.comm_wait.comm->comm.dst_proc){
               *value = 0;
             }else{
               *value = -1;
             }
             procstate->state = MC_DONE;
-            return &process->request;
+            return &process->simcall;
 
             break;
 
           default:
             procstate->state = MC_DONE;
             *value = 0;
-            return &process->request;
+            return &process->simcall;
             break;
         }
       }