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[simgrid.git] / src / mc / mc_base.cpp
index ff7dbe3..fcb4fa0 100644 (file)
@@ -1,23 +1,22 @@
-/* Copyright (c) 2008-2019. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2008-2020. The 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 "src/mc/mc_base.h"
 #include "mc/mc.h"
-#include "simgrid/config.h"
 #include "src/kernel/activity/CommImpl.hpp"
 #include "src/kernel/activity/MutexImpl.hpp"
-#include "src/mc/mc_config.hpp"
-#include "src/mc/mc_forward.hpp"
+#include "src/mc/checker/SimcallInspector.hpp"
 #include "src/mc/mc_replay.hpp"
 #include "src/simix/smx_private.hpp"
 
-#include <random>
+#include "xbt/random.hpp"
 
 #if SIMGRID_HAVE_MC
 #include "src/mc/ModelChecker.hpp"
-#include "src/mc/remote/RemoteClient.hpp"
+#include "src/mc/Session.hpp"
+#include "src/mc/remote/RemoteSimulation.hpp"
 
 using simgrid::mc::remote;
 #endif
@@ -44,14 +43,14 @@ void wait_for_requests()
   while (not simix_global->actors_to_run.empty()) {
     simix_global->run_all_actors();
     for (smx_actor_t const& process : simix_global->actors_that_ran) {
-      smx_simcall_t req = &process->simcall;
-      if (req->call != SIMCALL_NONE && not simgrid::mc::request_is_visible(req))
-        SIMIX_simcall_handle(req, 0);
+      const s_smx_simcall* req = &process->simcall_;
+      if (req->call_ != SIMCALL_NONE && not simgrid::mc::request_is_visible(req))
+        process->simcall_handle(0);
     }
   }
 #if SIMGRID_HAVE_MC
   xbt_dynar_reset(simix_global->actors_vector);
-  for (std::pair<aid_t, smx_actor_t> const& kv : simix_global->process_list) {
+  for (std::pair<const aid_t, smx_actor_t> const& kv : simix_global->process_list) {
     xbt_dynar_push_as(simix_global->actors_vector, smx_actor_t, kv.second);
   }
 #endif
@@ -74,21 +73,24 @@ bool actor_is_enabled(smx_actor_t actor)
 #if SIMGRID_HAVE_MC
   // If in the MCer, ask the client app since it has all the data
   if (mc_model_checker != nullptr) {
-    return mc_model_checker->process().actor_is_enabled(actor->get_pid());
+    return simgrid::mc::session->actor_is_enabled(actor->get_pid());
   }
 #endif
 
   // Now, we are in the client app, no need for remote memory reading.
-  smx_simcall_t req = &actor->simcall;
+  smx_simcall_t req = &actor->simcall_;
 
-  switch (req->call) {
+  if (req->inspector_ != nullptr)
+    return req->inspector_->is_enabled();
+
+  switch (req->call_) {
     case SIMCALL_NONE:
       return false;
 
     case SIMCALL_COMM_WAIT: {
       /* FIXME: check also that src and dst processes are not suspended */
-      simgrid::kernel::activity::CommImpl* act =
-          static_cast<simgrid::kernel::activity::CommImpl*>(simcall_comm_wait__getraw__comm(req));
+      const kernel::activity::CommImpl* act =
+          static_cast<kernel::activity::CommImpl*>(simcall_comm_wait__getraw__comm(req));
 
       if (act->src_timeout_ || act->dst_timeout_) {
         /* If it has a timeout it will be always be enabled (regardless of who declared the timeout),
@@ -107,7 +109,7 @@ bool actor_is_enabled(smx_actor_t actor)
       simgrid::kernel::activity::CommImpl** comms = simcall_comm_waitany__get__comms(req);
       size_t count                                = simcall_comm_waitany__get__count(req);
       for (unsigned int index = 0; index < count; ++index) {
-        auto* comm = comms[index];
+        auto const* comm = comms[index];
         if (comm->src_actor_ && comm->dst_actor_)
           return true;
       }
@@ -115,11 +117,11 @@ bool actor_is_enabled(smx_actor_t actor)
     }
 
     case SIMCALL_MUTEX_LOCK: {
-      smx_mutex_t mutex = simcall_mutex_lock__get__mutex(req);
+      const kernel::activity::MutexImpl* mutex = simcall_mutex_lock__get__mutex(req);
 
-      if (mutex->owner_ == nullptr)
+      if (mutex->get_owner() == nullptr)
         return true;
-      return mutex->owner_->get_pid() == req->issuer->get_pid();
+      return mutex->get_owner()->get_pid() == req->issuer_->get_pid();
     }
 
     case SIMCALL_SEM_ACQUIRE: {
@@ -147,16 +149,16 @@ bool actor_is_enabled(smx_actor_t actor)
 /* This is the list of requests that are visible from the checker algorithm.
  * Any other requests are handled right away on the application side.
  */
-bool request_is_visible(smx_simcall_t req)
+bool request_is_visible(const s_smx_simcall* req)
 {
 #if SIMGRID_HAVE_MC
   xbt_assert(mc_model_checker == nullptr, "This should be called from the client side");
 #endif
 
-  return req->call == SIMCALL_COMM_ISEND || req->call == SIMCALL_COMM_IRECV || req->call == SIMCALL_COMM_WAIT ||
-         req->call == SIMCALL_COMM_WAITANY || req->call == SIMCALL_COMM_TEST || req->call == SIMCALL_COMM_TESTANY ||
-         req->call == SIMCALL_MC_RANDOM || req->call == SIMCALL_MUTEX_LOCK || req->call == SIMCALL_MUTEX_TRYLOCK ||
-         req->call == SIMCALL_MUTEX_UNLOCK;
+  return (req->inspector_ != nullptr && req->inspector_->is_visible()) || req->call_ == SIMCALL_COMM_ISEND ||
+         req->call_ == SIMCALL_COMM_IRECV || req->call_ == SIMCALL_COMM_WAIT || req->call_ == SIMCALL_COMM_WAITANY ||
+         req->call_ == SIMCALL_COMM_TEST || req->call_ == SIMCALL_COMM_TESTANY || req->call_ == SIMCALL_MC_RANDOM ||
+         req->call_ == SIMCALL_MUTEX_LOCK || req->call_ == SIMCALL_MUTEX_TRYLOCK || req->call_ == SIMCALL_MUTEX_UNLOCK;
 }
 
 }
@@ -165,9 +167,8 @@ bool request_is_visible(smx_simcall_t req)
 int simcall_HANDLER_mc_random(smx_simcall_t simcall, int min, int max)
 {
   if (not MC_is_active() && MC_record_path.empty()) {
-    static std::default_random_engine rnd_engine;
-    std::uniform_int_distribution<int> prng(min, max);
-    return prng(rnd_engine);
+    static simgrid::xbt::random::XbtRandom prng;
+    return prng.uniform_int(min, max);
   }
-  return simcall->mc_value;
+  return simcall->mc_value_;
 }