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mc: move some files related to ELF, DWARF or unwind reading into their own directory
[simgrid.git] / src / mc / mc_request.cpp
index 27a7ec8..735a629 100644 (file)
@@ -9,7 +9,6 @@
 #include "src/kernel/activity/MutexImpl.hpp"
 #include "src/mc/ModelChecker.hpp"
 #include "src/mc/mc_smx.hpp"
-#include "src/mc/mc_xbt.hpp"
 
 using simgrid::mc::remote;
 
@@ -75,11 +74,11 @@ bool request_depend_asymmetric(smx_simcall_t r1, smx_simcall_t r2)
         simcall_comm_wait__get__timeout(r2) <= 0)
       return false;
 
-    if ((r1->call == SIMCALL_COMM_ISEND) && (synchro2->type == kernel::activity::CommImpl::Type::SEND) &&
+    if ((r1->call == SIMCALL_COMM_ISEND) && (synchro2->type_ == kernel::activity::CommImpl::Type::SEND) &&
         (synchro2->src_buff_ != simcall_comm_isend__get__src_buff(r1)) && simcall_comm_wait__get__timeout(r2) <= 0)
       return false;
 
-    if ((r1->call == SIMCALL_COMM_IRECV) && (synchro2->type == kernel::activity::CommImpl::Type::RECEIVE) &&
+    if ((r1->call == SIMCALL_COMM_IRECV) && (synchro2->type_ == kernel::activity::CommImpl::Type::RECEIVE) &&
         (synchro2->dst_buff_ != simcall_comm_irecv__get__dst_buff(r1)) && simcall_comm_wait__get__timeout(r2) <= 0)
       return false;
   }
@@ -115,43 +114,39 @@ bool request_depend_asymmetric(smx_simcall_t r1, smx_simcall_t r2)
 }
 
 // Those are internal_req
-bool request_depend(smx_simcall_t r1, smx_simcall_t r2)
+bool request_depend(smx_simcall_t req1, smx_simcall_t req2)
 {
-  if (r1->issuer == r2->issuer)
+  if (req1->issuer == req2->issuer)
     return false;
 
   /* Wait with timeout transitions are not considered by the independence theorem, thus we consider them as dependent with all other transitions */
-  if ((r1->call == SIMCALL_COMM_WAIT && simcall_comm_wait__get__timeout(r1) > 0)
-      || (r2->call == SIMCALL_COMM_WAIT
-          && simcall_comm_wait__get__timeout(r2) > 0))
+  if ((req1->call == SIMCALL_COMM_WAIT && simcall_comm_wait__get__timeout(req1) > 0) ||
+      (req2->call == SIMCALL_COMM_WAIT && simcall_comm_wait__get__timeout(req2) > 0))
     return true;
 
-  if (r1->call != r2->call)
-    return request_depend_asymmetric(r1, r2)
-      && request_depend_asymmetric(r2, r1);
+  if (req1->call != req2->call)
+    return request_depend_asymmetric(req1, req2) && request_depend_asymmetric(req2, req1);
 
   // Those are internal requests, we do not need indirection
   // because those objects are copies:
-  simgrid::kernel::activity::CommImpl* synchro1 = MC_get_comm(r1);
-  simgrid::kernel::activity::CommImpl* synchro2 = MC_get_comm(r2);
-
-  switch(r1->call) {
-  case SIMCALL_COMM_ISEND:
-    return simcall_comm_isend__get__mbox(r1)
-      == simcall_comm_isend__get__mbox(r2);
-  case SIMCALL_COMM_IRECV:
-    return simcall_comm_irecv__get__mbox(r1)
-      == simcall_comm_irecv__get__mbox(r2);
-  case SIMCALL_COMM_WAIT:
-    if (synchro1->src_buff_ == synchro2->src_buff_ && synchro1->dst_buff_ == synchro2->dst_buff_)
-      return false;
-    if (synchro1->src_buff_ != nullptr && synchro1->dst_buff_ != nullptr && synchro2->src_buff_ != nullptr &&
-        synchro2->dst_buff_ != nullptr && synchro1->dst_buff_ != synchro2->src_buff_ &&
-        synchro1->dst_buff_ != synchro2->dst_buff_ && synchro2->dst_buff_ != synchro1->src_buff_)
-      return false;
-    return true;
-  default:
-    return true;
+  simgrid::kernel::activity::CommImpl* synchro1 = MC_get_comm(req1);
+  simgrid::kernel::activity::CommImpl* synchro2 = MC_get_comm(req2);
+
+  switch (req1->call) {
+    case SIMCALL_COMM_ISEND:
+      return simcall_comm_isend__get__mbox(req1) == simcall_comm_isend__get__mbox(req2);
+    case SIMCALL_COMM_IRECV:
+      return simcall_comm_irecv__get__mbox(req1) == simcall_comm_irecv__get__mbox(req2);
+    case SIMCALL_COMM_WAIT:
+      if (synchro1->src_buff_ == synchro2->src_buff_ && synchro1->dst_buff_ == synchro2->dst_buff_)
+        return false;
+      if (synchro1->src_buff_ != nullptr && synchro1->dst_buff_ != nullptr && synchro2->src_buff_ != nullptr &&
+          synchro2->dst_buff_ != nullptr && synchro1->dst_buff_ != synchro2->src_buff_ &&
+          synchro1->dst_buff_ != synchro2->dst_buff_ && synchro2->dst_buff_ != synchro1->src_buff_)
+        return false;
+      return true;
+    default:
+      return true;
   }
 }
 
@@ -301,17 +296,12 @@ std::string simgrid::mc::request_to_string(smx_simcall_t req, int value, simgrid
 
   case SIMCALL_COMM_WAITANY: {
     type = "WaitAny";
-    s_xbt_dynar_t comms;
-    mc_model_checker->process().read_bytes(
-      &comms, sizeof(comms), remote(simcall_comm_waitany__get__comms(req)));
-    if (not xbt_dynar_is_empty(&comms)) {
-      smx_activity_t remote_sync;
-      read_element(mc_model_checker->process(),
-        &remote_sync, remote(simcall_comm_waitany__get__comms(req)), value,
-        sizeof(remote_sync));
-      char* p = pointer_to_string(remote_sync.get());
-      args = bprintf("comm=%s (%d of %lu)",
-        p, value + 1, xbt_dynar_length(&comms));
+    size_t count = simcall_comm_waitany__get__count(req);
+    if (count > 0) {
+      simgrid::kernel::activity::CommImpl* remote_sync;
+      remote_sync = mc_model_checker->process().read(remote(simcall_comm_waitany__get__comms(req) + value));
+      char* p     = pointer_to_string(remote_sync);
+      args        = bprintf("comm=%s (%d of %zu)", p, value + 1, count);
       xbt_free(p);
     } else
       args = bprintf("comm at idx %d", value);
@@ -345,9 +335,9 @@ std::string simgrid::mc::request_to_string(smx_simcall_t req, int value, simgrid
         : simcall_mutex_trylock__get__mutex(req)
       ));
     args = bprintf(
-        "locked = %d, owner = %d, sleeping = n/a", mutex.getBuffer()->locked,
-        mutex.getBuffer()->owner != nullptr
-            ? (int)mc_model_checker->process().resolveActor(simgrid::mc::remote(mutex.getBuffer()->owner))->get_pid()
+        "locked = %d, owner = %d, sleeping = n/a", mutex.getBuffer()->is_locked(),
+        mutex.getBuffer()->owner_ != nullptr
+            ? (int)mc_model_checker->process().resolveActor(simgrid::mc::remote(mutex.getBuffer()->owner_))->get_pid()
             : -1);
     break;
   }
@@ -379,7 +369,7 @@ namespace mc {
 
 bool request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx)
 {
-  simgrid::kernel::activity::ActivityImpl* remote_act = nullptr;
+  simgrid::kernel::activity::CommImpl* remote_act = nullptr;
   switch (req->call) {
 
   case SIMCALL_COMM_WAIT:
@@ -388,12 +378,11 @@ bool request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx)
     break;
 
   case SIMCALL_COMM_WAITANY:
-    read_element(mc_model_checker->process(), &remote_act, remote(simcall_comm_waitany__getraw__comms(req)), idx,
-                 sizeof(remote_act));
+    remote_act = mc_model_checker->process().read(remote(simcall_comm_testany__get__comms(req) + idx));
     break;
 
   case SIMCALL_COMM_TESTANY:
-    remote_act = mc_model_checker->process().read(remote(simcall_comm_testany__getraw__comms(req) + idx));
+    remote_act = mc_model_checker->process().read(remote(simcall_comm_testany__get__comms(req) + idx));
     break;
 
   default:
@@ -401,7 +390,7 @@ bool request_is_enabled_by_idx(smx_simcall_t req, unsigned int idx)
   }
 
   simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_comm;
-  mc_model_checker->process().read(temp_comm, remote(static_cast<simgrid::kernel::activity::CommImpl*>(remote_act)));
+  mc_model_checker->process().read(temp_comm, remote(remote_act));
   simgrid::kernel::activity::CommImpl* comm = temp_comm.getBuffer();
   return comm->src_actor_.get() && comm->dst_actor_.get();
 }
@@ -497,13 +486,12 @@ std::string request_get_dot_output(smx_simcall_t req, int value)
   }
 
   case SIMCALL_COMM_WAITANY: {
-    unsigned long comms_size = read_length(
-      mc_model_checker->process(), remote(simcall_comm_waitany__get__comms(req)));
+    size_t comms_size = simcall_comm_waitany__get__count(req);
     if (issuer->get_host())
-      label = simgrid::xbt::string_printf("[(%ld)%s] WaitAny [%d of %lu]", issuer->get_pid(),
+      label = simgrid::xbt::string_printf("[(%ld)%s] WaitAny [%d of %zu]", issuer->get_pid(),
                                           MC_smx_actor_get_host_name(issuer), value + 1, comms_size);
     else
-      label = simgrid::xbt::string_printf("[(%ld)] WaitAny [%d of %lu]", issuer->get_pid(), value + 1, comms_size);
+      label = simgrid::xbt::string_printf("[(%ld)] WaitAny [%d of %zu]", issuer->get_pid(), value + 1, comms_size);
     break;
   }