#include "src/kernel/activity/MailboxImpl.hpp"
#include "src/kernel/activity/MutexImpl.hpp"
#include "src/mc/Session.hpp"
+#include "src/mc/checker/Checker.hpp"
#include "src/mc/checker/SimcallObserver.hpp"
#include "src/mc/mc_comm_pattern.hpp"
#include "src/mc/mc_exit.hpp"
#include "src/mc/mc_pattern.hpp"
#include "src/mc/mc_private.hpp"
-#include "src/mc/remote/RemoteSimulation.hpp"
+#include "src/mc/remote/RemoteProcess.hpp"
#include <xbt/asserts.h>
#include <xbt/log.h>
return XBT_LOG_ISENABLED(Api, xbt_log_priority_verbose) ? std::to_string(buff_size) : "(verbose only)";
}
+static void simcall_translate(smx_simcall_t req,
+ simgrid::mc::Remote<simgrid::kernel::activity::CommImpl>& buffered_comm);
+
+static bool request_is_enabled_by_idx(const RemoteProcess& process, smx_simcall_t req, unsigned int idx)
+{
+ kernel::activity::CommImpl* remote_act = nullptr;
+ switch (req->call_) {
+ case Simcall::COMM_WAIT:
+ /* FIXME: check also that src and dst processes are not suspended */
+ remote_act = simcall_comm_wait__getraw__comm(req);
+ break;
+
+ case Simcall::COMM_WAITANY:
+ remote_act = process.read(remote(simcall_comm_waitany__get__comms(req) + idx));
+ break;
+
+ case Simcall::COMM_TESTANY:
+ remote_act = process.read(remote(simcall_comm_testany__get__comms(req) + idx));
+ break;
+
+ default:
+ return true;
+ }
+
+ Remote<kernel::activity::CommImpl> temp_comm;
+ process.read(temp_comm, remote(remote_act));
+ const kernel::activity::CommImpl* comm = temp_comm.get_buffer();
+ return comm->src_actor_.get() && comm->dst_actor_.get();
+}
+
/* Search an enabled transition for the given process.
*
* This can be seen as an iterator returning the next transition of the process.
* Things can get muddled with the WAITANY and TESTANY simcalls, that are rewritten on the fly to a bunch of WAIT
* (resp TEST) transitions using the transition.argument field to remember what was the last returned sub-transition.
*/
-static inline smx_simcall_t MC_state_choose_request_for_process(simgrid::mc::State* state, smx_actor_t actor)
+static inline smx_simcall_t MC_state_choose_request_for_process(const RemoteProcess& process, simgrid::mc::State* state,
+ smx_actor_t actor)
{
/* reset the outgoing transition */
simgrid::mc::ActorState* procstate = &state->actor_states_[actor->get_pid()];
case Simcall::COMM_WAITANY:
state->transition_.times_considered_ = -1;
while (procstate->times_considered < simcall_comm_waitany__get__count(&actor->simcall_)) {
- if (simgrid::mc::request_is_enabled_by_idx(&actor->simcall_, procstate->times_considered)) {
+ if (simgrid::mc::request_is_enabled_by_idx(process, &actor->simcall_, procstate->times_considered)) {
state->transition_.times_considered_ = procstate->times_considered;
++procstate->times_considered;
break;
case Simcall::COMM_TESTANY:
state->transition_.times_considered_ = -1;
while (procstate->times_considered < simcall_comm_testany__get__count(&actor->simcall_)) {
- if (simgrid::mc::request_is_enabled_by_idx(&actor->simcall_, procstate->times_considered)) {
+ if (simgrid::mc::request_is_enabled_by_idx(process, &actor->simcall_, procstate->times_considered)) {
state->transition_.times_considered_ = procstate->times_considered;
++procstate->times_considered;
break;
case Simcall::COMM_WAIT: {
simgrid::mc::RemotePtr<simgrid::kernel::activity::CommImpl> remote_act =
- remote(simcall_comm_wait__getraw__comm(&actor->simcall_));
+ remote(simcall_comm_wait__get__comm(&actor->simcall_));
simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_act;
- mc_model_checker->get_remote_simulation().read(temp_act, remote_act);
+ process.read(temp_act, remote_act);
const simgrid::kernel::activity::CommImpl* act = temp_act.get_buffer();
if (act->src_actor_.get() && act->dst_actor_.get())
state->transition_.times_considered_ = 0; // OK
state->transition_.pid_ = actor->get_pid();
state->executed_req_ = *req;
+
// Fetch the data of the request and translate it:
state->internal_req_ = *req;
+ state->internal_req_.mc_value_ = state->transition_.times_considered_;
+ simcall_translate(&state->internal_req_, state->internal_comm_);
+
+ return req;
+}
+
+static void simcall_translate(smx_simcall_t req,
+ simgrid::mc::Remote<simgrid::kernel::activity::CommImpl>& buffered_comm)
+{
simgrid::kernel::activity::CommImpl* chosen_comm;
- simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> remote_comm;
/* The waitany and testany request are transformed into a wait or test request over the corresponding communication
* action so it can be treated later by the dependence function. */
switch (req->call_) {
case Simcall::COMM_WAITANY:
- state->internal_req_.call_ = Simcall::COMM_WAIT;
- chosen_comm = mc_model_checker->get_remote_simulation().read(
- remote(simcall_comm_waitany__get__comms(req) + state->transition_.times_considered_));
+ req->call_ = Simcall::COMM_WAIT;
+ chosen_comm =
+ mc_model_checker->get_remote_process().read(remote(simcall_comm_waitany__get__comms(req) + req->mc_value_));
- mc_model_checker->get_remote_simulation().read(remote_comm, remote(chosen_comm));
- simcall_comm_wait__set__comm(&state->internal_req_, remote_comm.get_buffer());
- simcall_comm_wait__set__timeout(&state->internal_req_, 0);
+ mc_model_checker->get_remote_process().read(buffered_comm, remote(chosen_comm));
+ simcall_comm_wait__set__comm(req, buffered_comm.get_buffer());
+ simcall_comm_wait__set__timeout(req, 0);
break;
case Simcall::COMM_TESTANY:
- state->internal_req_.call_ = Simcall::COMM_TEST;
- chosen_comm = mc_model_checker->get_remote_simulation().read(
- remote(simcall_comm_testany__get__comms(req) + state->transition_.times_considered_));
+ req->call_ = Simcall::COMM_TEST;
+ chosen_comm =
+ mc_model_checker->get_remote_process().read(remote(simcall_comm_testany__get__comms(req) + req->mc_value_));
- mc_model_checker->get_remote_simulation().read(remote_comm, remote(chosen_comm));
- simcall_comm_test__set__comm(&state->internal_req_, remote_comm.get_buffer());
- simcall_comm_test__set__result(&state->internal_req_, state->transition_.times_considered_);
+ mc_model_checker->get_remote_process().read(buffered_comm, remote(chosen_comm));
+ simcall_comm_test__set__comm(req, buffered_comm.get_buffer());
+ simcall_comm_test__set__result(req, req->mc_value_);
break;
case Simcall::COMM_WAIT:
- chosen_comm = simcall_comm_wait__getraw__comm(req);
- mc_model_checker->get_remote_simulation().read(state->internal_comm_, remote(chosen_comm));
- simcall_comm_wait__set__comm(&state->internal_req_, state->internal_comm_.get_buffer());
+ chosen_comm = simcall_comm_wait__get__comm(req);
+ mc_model_checker->get_remote_process().read(buffered_comm, remote(chosen_comm));
+ simcall_comm_wait__set__comm(req, buffered_comm.get_buffer());
break;
case Simcall::COMM_TEST:
- chosen_comm = simcall_comm_test__getraw__comm(req);
- mc_model_checker->get_remote_simulation().read(remote_comm, remote(chosen_comm));
- simcall_comm_test__set__comm(&state->internal_req_, remote_comm.get_buffer());
+ chosen_comm = simcall_comm_test__get__comm(req);
+ mc_model_checker->get_remote_process().read(buffered_comm, remote(chosen_comm));
+ simcall_comm_test__set__comm(req, buffered_comm.get_buffer());
break;
default:
/* No translation needed */
break;
}
-
- return req;
}
-simgrid::kernel::activity::CommImpl* Api::get_comm(smx_simcall_t const r) const
+simgrid::kernel::activity::CommImpl* Api::get_comm_or_nullptr(smx_simcall_t const r) const
{
- switch (r->call_) {
- case Simcall::COMM_WAIT:
- return simcall_comm_wait__getraw__comm(r);
- case Simcall::COMM_TEST:
- return simcall_comm_test__getraw__comm(r);
- default:
- return nullptr;
- }
+ if (r->call_ == Simcall::COMM_WAIT)
+ return simcall_comm_wait__get__comm(r);
+ if (r->call_ == Simcall::COMM_TEST)
+ return simcall_comm_test__get__comm(r);
+ return nullptr;
}
/** Statically "upcast" a s_smx_actor_t into an ActorInformation
return process_info;
}
-// Does half the job
-bool Api::request_depend_asymmetric(smx_simcall_t r1, smx_simcall_t r2) const
+bool Api::simcall_check_dependency(smx_simcall_t req1, smx_simcall_t req2) const
{
- if (r1->call_ == Simcall::COMM_ISEND && r2->call_ == Simcall::COMM_IRECV)
- return false;
+ const auto IRECV = Simcall::COMM_IRECV;
+ const auto ISEND = Simcall::COMM_ISEND;
+ const auto TEST = Simcall::COMM_TEST;
+ const auto WAIT = Simcall::COMM_WAIT;
- if (r1->call_ == Simcall::COMM_IRECV && r2->call_ == Simcall::COMM_ISEND)
+ if (req1->issuer_ == req2->issuer_)
return false;
- // Those are internal requests, we do not need indirection because those objects are copies:
- const kernel::activity::CommImpl* synchro1 = get_comm(r1);
- const kernel::activity::CommImpl* synchro2 = get_comm(r2);
+ /* The independence theorem only consider 4 simcalls. All others are dependent with anything. */
+ if (req1->call_ != ISEND && req1->call_ != IRECV && req1->call_ != TEST && req1->call_ != WAIT)
+ return true;
+ if (req2->call_ != ISEND && req2->call_ != IRECV && req2->call_ != TEST && req2->call_ != WAIT)
+ return true;
- if ((r1->call_ == Simcall::COMM_ISEND || r1->call_ == Simcall::COMM_IRECV) && r2->call_ == Simcall::COMM_WAIT) {
- auto mbox = get_mbox_remote_addr(r1);
- RemotePtr<kernel::activity::MailboxImpl> synchro2_mbox_cpy = remote(synchro2->mbox_cpy);
+ /* Timeouts in wait transitions are not considered by the independence theorem, thus assumed dependent */
+ if ((req1->call_ == WAIT && simcall_comm_wait__get__timeout(req1) > 0) ||
+ (req2->call_ == WAIT && simcall_comm_wait__get__timeout(req2) > 0))
+ return true;
- if (mbox != synchro2_mbox_cpy && simcall_comm_wait__get__timeout(r2) <= 0)
- return false;
+ /* Make sure that req1 and req2 are in alphabetic order */
+ if (req1->call_ > req2->call_) {
+ auto temp = req1;
+ req1 = req2;
+ req2 = temp;
+ }
- if ((r1->issuer_ != synchro2->src_actor_.get()) && (r1->issuer_ != synchro2->dst_actor_.get()) &&
- simcall_comm_wait__get__timeout(r2) <= 0)
- return false;
+ auto comm1 = get_comm_or_nullptr(req1);
+ auto comm2 = get_comm_or_nullptr(req2);
- 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)
+ /* First case: that's not the same kind of request (we also know that req1 < req2 alphabetically) */
+ if (req1->call_ != req2->call_) {
+ if (req1->call_ == IRECV && req2->call_ == ISEND)
return false;
- 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;
- }
+ if ((req1->call_ == IRECV || req1->call_ == ISEND) && req2->call_ == WAIT) {
+ auto mbox1 = get_mbox_remote_addr(req1);
+ auto mbox2 = remote(comm2->mbox_cpy);
+
+ if (mbox1 != mbox2 && simcall_comm_wait__get__timeout(req2) <= 0)
+ return false;
+
+ if ((req1->issuer_ != comm2->src_actor_.get()) && (req1->issuer_ != comm2->dst_actor_.get()) &&
+ simcall_comm_wait__get__timeout(req2) <= 0)
+ return false;
+
+ if ((req1->call_ == ISEND) && (comm2->type_ == kernel::activity::CommImpl::Type::SEND) &&
+ (comm2->src_buff_ != simcall_comm_isend__get__src_buff(req1)) && simcall_comm_wait__get__timeout(req2) <= 0)
+ return false;
- /* FIXME: the following rule assumes that the result of the isend/irecv call is not stored in a buffer used in the
- * test call. */
+ if ((req1->call_ == IRECV) && (comm2->type_ == kernel::activity::CommImpl::Type::RECEIVE) &&
+ (comm2->dst_buff_ != simcall_comm_irecv__get__dst_buff(req1)) && simcall_comm_wait__get__timeout(req2) <= 0)
+ return false;
+ }
+
+ /* FIXME: the following rule assumes that the result of the isend/irecv call is not stored in a buffer used in the
+ * test call. */
#if 0
- if((r1->call == Simcall::COMM_ISEND || r1->call == Simcall::COMM_IRECV)
- && r2->call == Simcall::COMM_TEST)
+ if((req1->call == ISEND || req1->call == IRECV)
+ && req2->call == TEST)
return false;
#endif
- if (r1->call_ == Simcall::COMM_WAIT && (r2->call_ == Simcall::COMM_WAIT || r2->call_ == Simcall::COMM_TEST) &&
- (synchro1->src_actor_.get() == nullptr || synchro1->dst_actor_.get() == nullptr))
- return false;
+ if (req1->call_ == TEST && req2->call_ == WAIT &&
+ (comm1->src_actor_.get() == nullptr || comm1->dst_actor_.get() == nullptr))
+ return false;
- if (r1->call_ == Simcall::COMM_TEST &&
- (simcall_comm_test__get__comm(r1) == nullptr || synchro1->src_buff_ == nullptr || synchro1->dst_buff_ == nullptr))
- return false;
+ if (req1->call_ == TEST &&
+ (simcall_comm_test__get__comm(req1) == nullptr || comm1->src_buff_ == nullptr || comm1->dst_buff_ == nullptr))
+ return false;
+ if (req2->call_ == TEST &&
+ (simcall_comm_test__get__comm(req2) == nullptr || comm2->src_buff_ == nullptr || comm2->dst_buff_ == nullptr))
+ return false;
- if (r1->call_ == Simcall::COMM_TEST && r2->call_ == Simcall::COMM_WAIT &&
- synchro1->src_buff_ == synchro2->src_buff_ && synchro1->dst_buff_ == synchro2->dst_buff_)
- return false;
+ if (req1->call_ == TEST && req2->call_ == WAIT && comm1->src_buff_ == comm2->src_buff_ &&
+ comm1->dst_buff_ == comm2->dst_buff_)
+ return false;
- if (r1->call_ == Simcall::COMM_WAIT && r2->call_ == Simcall::COMM_TEST && 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;
+ if (req1->call_ == TEST && req2->call_ == WAIT && comm1->src_buff_ != nullptr && comm1->dst_buff_ != nullptr &&
+ comm2->src_buff_ != nullptr && comm2->dst_buff_ != nullptr && comm1->dst_buff_ != comm2->src_buff_ &&
+ comm1->dst_buff_ != comm2->dst_buff_ && comm2->dst_buff_ != comm1->src_buff_)
+ return false;
- return true;
+ return true;
+ }
+
+ /* Second case: req1 and req2 are of the same call type */
+ switch (req1->call_) {
+ case ISEND:
+ return simcall_comm_isend__get__mbox(req1) == simcall_comm_isend__get__mbox(req2);
+ case IRECV:
+ return simcall_comm_irecv__get__mbox(req1) == simcall_comm_irecv__get__mbox(req2);
+ case WAIT:
+ if (comm1->src_buff_ == comm2->src_buff_ && comm1->dst_buff_ == comm2->dst_buff_)
+ return false;
+ if (comm1->src_buff_ != nullptr && comm1->dst_buff_ != nullptr && comm2->src_buff_ != nullptr &&
+ comm2->dst_buff_ != nullptr && comm1->dst_buff_ != comm2->src_buff_ && comm1->dst_buff_ != comm2->dst_buff_ &&
+ comm2->dst_buff_ != comm1->src_buff_)
+ return false;
+ return true;
+ default:
+ return true;
+ }
}
xbt::string const& Api::get_actor_host_name(smx_actor_t actor) const
if (mc_model_checker == nullptr)
return actor->get_host()->get_name();
- const simgrid::mc::RemoteSimulation* process = &mc_model_checker->get_remote_simulation();
+ const simgrid::mc::RemoteProcess* process = &mc_model_checker->get_remote_process();
// Read the simgrid::xbt::string in the MCed process:
simgrid::mc::ActorInformation* info = actor_info_cast(actor);
if (mc_model_checker == nullptr)
return actor->get_cname();
- const simgrid::mc::RemoteSimulation* process = &mc_model_checker->get_remote_simulation();
-
simgrid::mc::ActorInformation* info = actor_info_cast(actor);
if (info->name.empty()) {
+ const simgrid::mc::RemoteProcess* process = &mc_model_checker->get_remote_process();
+
simgrid::xbt::string_data string_data = simgrid::xbt::string::to_string_data(actor->name_);
info->name = process->read_string(remote(string_data.data), string_data.len);
}
return res;
}
-void Api::initialize(char** argv) const
+simgrid::mc::Checker* Api::initialize(char** argv, simgrid::mc::CheckerAlgorithm algo) const
{
simgrid::mc::session = new simgrid::mc::Session([argv] {
int i = 1;
xbt_assert(argv[i] != nullptr,
"Unable to find a binary to exec on the command line. Did you only pass config flags?");
execvp(argv[i], argv + i);
- xbt_die("The model-checked process failed to exec(): %s", strerror(errno));
+ xbt_die("The model-checked process failed to exec(%s): %s", argv[i], strerror(errno));
});
-}
-std::vector<simgrid::mc::ActorInformation>& Api::get_actors() const
-{
- return mc_model_checker->get_remote_simulation().actors();
+ simgrid::mc::Checker* checker;
+ switch (algo) {
+ case CheckerAlgorithm::CommDeterminism:
+ checker = simgrid::mc::createCommunicationDeterminismChecker(session);
+ break;
+
+ case CheckerAlgorithm::UDPOR:
+ checker = simgrid::mc::createUdporChecker(session);
+ break;
+
+ case CheckerAlgorithm::Safety:
+ checker = simgrid::mc::createSafetyChecker(session);
+ break;
+
+ case CheckerAlgorithm::Liveness:
+ checker = simgrid::mc::createLivenessChecker(session);
+ break;
+
+ default:
+ THROW_IMPOSSIBLE;
+ }
+
+ mc_model_checker->setChecker(checker);
+ return checker;
}
-bool Api::actor_is_enabled(aid_t pid) const
+std::vector<simgrid::mc::ActorInformation>& Api::get_actors() const
{
- return session->actor_is_enabled(pid);
+ return mc_model_checker->get_remote_process().actors();
}
unsigned long Api::get_maxpid() const
static const char* name = nullptr;
if (not name) {
name = "simgrid::kernel::actor::maxpid";
- if (mc_model_checker->get_remote_simulation().find_variable(name) == nullptr)
+ if (mc_model_checker->get_remote_process().find_variable(name) == nullptr)
name = "maxpid"; // We seem to miss the namespaces when compiling with GCC
}
unsigned long maxpid;
- mc_model_checker->get_remote_simulation().read_variable(name, &maxpid, sizeof(maxpid));
+ mc_model_checker->get_remote_process().read_variable(name, &maxpid, sizeof(maxpid));
return maxpid;
}
int Api::get_actors_size() const
{
- return mc_model_checker->get_remote_simulation().actors().size();
+ return mc_model_checker->get_remote_process().actors().size();
}
RemotePtr<kernel::activity::CommImpl> Api::get_comm_isend_raw_addr(smx_simcall_t request) const
{
- auto comm_addr = simgrid::simix::unmarshal_raw<simgrid::kernel::activity::ActivityImpl*>(request->result_);
- return RemotePtr<kernel::activity::CommImpl>(static_cast<kernel::activity::CommImpl*>(comm_addr));
-}
-
-RemotePtr<kernel::activity::CommImpl> Api::get_comm_irecv_raw_addr(smx_simcall_t request) const
-{
- auto comm_addr = simgrid::simix::unmarshal_raw<simgrid::kernel::activity::ActivityImpl*>(request->result_);
- return RemotePtr<kernel::activity::CommImpl>(static_cast<kernel::activity::CommImpl*>(comm_addr));
-}
-
-RemotePtr<kernel::activity::CommImpl> Api::get_comm_wait_raw_addr(smx_simcall_t request) const
-{
- auto comm_addr = simgrid::simix::unmarshal_raw<simgrid::kernel::activity::CommImpl*>(request->args_[0]);
- return RemotePtr<kernel::activity::CommImpl>(comm_addr);
+ return remote(static_cast<kernel::activity::CommImpl*>(simcall_comm_isend__getraw__result(request)));
}
RemotePtr<kernel::activity::CommImpl> Api::get_comm_waitany_raw_addr(smx_simcall_t request, int value) const
{
- auto addr = simgrid::simix::unmarshal_raw<simgrid::kernel::activity::CommImpl**>(request->args_[0]) + value;
- auto comm_addr = mc_model_checker->get_remote_simulation().read(remote(addr));
+ auto addr = simcall_comm_waitany__getraw__comms(request) + value;
+ auto comm_addr = mc_model_checker->get_remote_process().read(remote(addr));
return RemotePtr<kernel::activity::CommImpl>(static_cast<kernel::activity::CommImpl*>(comm_addr));
}
std::string Api::get_pattern_comm_rdv(RemotePtr<kernel::activity::CommImpl> const& addr) const
{
- Remote<kernel::activity::CommImpl> temp_synchro;
- mc_model_checker->get_remote_simulation().read(temp_synchro, addr);
- const kernel::activity::CommImpl* synchro = temp_synchro.get_buffer();
+ Remote<kernel::activity::CommImpl> temp_activity;
+ mc_model_checker->get_remote_process().read(temp_activity, addr);
+ const kernel::activity::CommImpl* activity = temp_activity.get_buffer();
- char* remote_name = mc_model_checker->get_remote_simulation().read<char*>(RemotePtr<char*>(
- (uint64_t)(synchro->get_mailbox() ? &synchro->get_mailbox()->get_name() : &synchro->mbox_cpy->get_name())));
- auto rdv = mc_model_checker->get_remote_simulation().read_string(RemotePtr<char>(remote_name));
+ char* remote_name = mc_model_checker->get_remote_process().read<char*>(RemotePtr<char*>(
+ (uint64_t)(activity->get_mailbox() ? &activity->get_mailbox()->get_name() : &activity->mbox_cpy->get_name())));
+ auto rdv = mc_model_checker->get_remote_process().read_string(RemotePtr<char>(remote_name));
return rdv;
}
unsigned long Api::get_pattern_comm_src_proc(RemotePtr<kernel::activity::CommImpl> const& addr) const
{
- Remote<kernel::activity::CommImpl> temp_synchro;
- mc_model_checker->get_remote_simulation().read(temp_synchro, addr);
- const kernel::activity::CommImpl* synchro = temp_synchro.get_buffer();
+ Remote<kernel::activity::CommImpl> temp_activity;
+ mc_model_checker->get_remote_process().read(temp_activity, addr);
+ const kernel::activity::CommImpl* activity = temp_activity.get_buffer();
auto src_proc =
- mc_model_checker->get_remote_simulation().resolve_actor(mc::remote(synchro->src_actor_.get()))->get_pid();
+ mc_model_checker->get_remote_process().resolve_actor(mc::remote(activity->src_actor_.get()))->get_pid();
return src_proc;
}
unsigned long Api::get_pattern_comm_dst_proc(RemotePtr<kernel::activity::CommImpl> const& addr) const
{
- Remote<kernel::activity::CommImpl> temp_synchro;
- mc_model_checker->get_remote_simulation().read(temp_synchro, addr);
- const kernel::activity::CommImpl* synchro = temp_synchro.get_buffer();
+ Remote<kernel::activity::CommImpl> temp_activity;
+ mc_model_checker->get_remote_process().read(temp_activity, addr);
+ const kernel::activity::CommImpl* activity = temp_activity.get_buffer();
auto src_proc =
- mc_model_checker->get_remote_simulation().resolve_actor(mc::remote(synchro->dst_actor_.get()))->get_pid();
+ mc_model_checker->get_remote_process().resolve_actor(mc::remote(activity->dst_actor_.get()))->get_pid();
return src_proc;
}
std::vector<char> Api::get_pattern_comm_data(RemotePtr<kernel::activity::CommImpl> const& addr) const
{
simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_comm;
- mc_model_checker->get_remote_simulation().read(temp_comm, addr);
+ mc_model_checker->get_remote_process().read(temp_comm, addr);
const simgrid::kernel::activity::CommImpl* comm = temp_comm.get_buffer();
std::vector<char> buffer{};
if (comm->src_buff_ != nullptr) {
buffer.resize(comm->src_buff_size_);
- mc_model_checker->get_remote_simulation().read_bytes(buffer.data(), buffer.size(), remote(comm->src_buff_));
+ mc_model_checker->get_remote_process().read_bytes(buffer.data(), buffer.size(), remote(comm->src_buff_));
}
return buffer;
}
bool Api::check_send_request_detached(smx_simcall_t const& simcall) const
{
simgrid::smpi::Request mpi_request;
- mc_model_checker->get_remote_simulation().read(
+ mc_model_checker->get_remote_process().read(
&mpi_request, remote(static_cast<smpi::Request*>(simcall_comm_isend__get__data(simcall))));
return mpi_request.detached();
}
smx_actor_t Api::get_src_actor(RemotePtr<kernel::activity::CommImpl> const& comm_addr) const
{
simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_comm;
- mc_model_checker->get_remote_simulation().read(temp_comm, comm_addr);
+ mc_model_checker->get_remote_process().read(temp_comm, comm_addr);
const simgrid::kernel::activity::CommImpl* comm = temp_comm.get_buffer();
- auto src_proc = mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(comm->src_actor_.get()));
+ auto src_proc = mc_model_checker->get_remote_process().resolve_actor(simgrid::mc::remote(comm->src_actor_.get()));
return src_proc;
}
smx_actor_t Api::get_dst_actor(RemotePtr<kernel::activity::CommImpl> const& comm_addr) const
{
simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_comm;
- mc_model_checker->get_remote_simulation().read(temp_comm, comm_addr);
+ mc_model_checker->get_remote_process().read(temp_comm, comm_addr);
const simgrid::kernel::activity::CommImpl* comm = temp_comm.get_buffer();
- auto dst_proc = mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(comm->dst_actor_.get()));
+ auto dst_proc = mc_model_checker->get_remote_process().resolve_actor(simgrid::mc::remote(comm->dst_actor_.get()));
return dst_proc;
}
std::size_t Api::get_remote_heap_bytes() const
{
- RemoteSimulation& process = mc_model_checker->get_remote_simulation();
+ RemoteProcess& process = mc_model_checker->get_remote_process();
auto heap_bytes_used = mmalloc_get_bytes_used_remote(process.get_heap()->heaplimit, process.get_malloc_info());
return heap_bytes_used;
}
-void Api::session_initialize() const
-{
- session->initialize();
-}
-
void Api::mc_inc_visited_states() const
{
mc_model_checker->visited_states++;
auto address = simgrid::mc::remote(req->issuer_);
// Lookup by address:
- for (auto& actor : mc_model_checker->get_remote_simulation().actors())
+ for (auto& actor : mc_model_checker->get_remote_process().actors())
if (actor.address == address)
return actor.copy.get_buffer();
- for (auto& actor : mc_model_checker->get_remote_simulation().dead_actors())
+ for (auto& actor : mc_model_checker->get_remote_process().dead_actors())
if (actor.address == address)
return actor.copy.get_buffer();
RemotePtr<kernel::activity::MailboxImpl> Api::get_mbox_remote_addr(smx_simcall_t const req) const
{
- RemotePtr<kernel::activity::MailboxImpl> mbox_addr;
- switch (req->call_) {
- case Simcall::COMM_ISEND:
- case Simcall::COMM_IRECV:
- mbox_addr = remote(simix::unmarshal<smx_mailbox_t>(req->args_[1]));
- break;
- default:
- mbox_addr = RemotePtr<kernel::activity::MailboxImpl>();
- break;
- }
- return mbox_addr;
+ if (req->call_ == Simcall::COMM_ISEND)
+ return remote(simcall_comm_isend__get__mbox(req));
+ if (req->call_ == Simcall::COMM_IRECV)
+ return remote(simcall_comm_irecv__get__mbox(req));
+ THROW_IMPOSSIBLE;
}
RemotePtr<kernel::activity::ActivityImpl> Api::get_comm_remote_addr(smx_simcall_t const req) const
{
- RemotePtr<kernel::activity::ActivityImpl> comm_addr;
- switch (req->call_) {
- case Simcall::COMM_ISEND:
- case Simcall::COMM_IRECV:
- comm_addr = remote(simgrid::simix::unmarshal_raw<simgrid::kernel::activity::ActivityImpl*>(req->result_));
- break;
- default:
- comm_addr = RemotePtr<kernel::activity::ActivityImpl>();
- break;
- }
- return comm_addr;
+ if (req->call_ == Simcall::COMM_ISEND)
+ return remote(simcall_comm_isend__getraw__result(req));
+ if (req->call_ == Simcall::COMM_IRECV)
+ return remote(simcall_comm_irecv__getraw__result(req));
+ THROW_IMPOSSIBLE;
}
bool Api::mc_is_null() const
return mc_model_checker->getChecker();
}
-void Api::set_checker(Checker* const checker) const
-{
- xbt_assert(mc_model_checker);
- xbt_assert(mc_model_checker->getChecker() == nullptr);
- mc_model_checker->setChecker(checker);
-}
-
void Api::handle_simcall(Transition const& transition) const
{
mc_model_checker->handle_simcall(transition);
smx_simcall_t Api::mc_state_choose_request(simgrid::mc::State* state) const
{
- for (auto& actor : mc_model_checker->get_remote_simulation().actors()) {
+ RemoteProcess& process = mc_model_checker->get_remote_process();
+ for (auto& actor : process.actors()) {
/* Only consider the actors that were marked as interleaving by the checker algorithm */
if (not state->actor_states_[actor.copy.get_buffer()->get_pid()].is_todo())
continue;
- smx_simcall_t res = MC_state_choose_request_for_process(state, actor.copy.get_buffer());
+ smx_simcall_t res = MC_state_choose_request_for_process(process, state, actor.copy.get_buffer());
if (res)
return res;
}
{
std::list<transition_detail_t> tr_list{};
- for (auto& actor : mc_model_checker->get_remote_simulation().actors()) {
+ for (auto& actor : mc_model_checker->get_remote_process().actors()) {
auto actor_pid = actor.copy.get_buffer()->get_pid();
auto actor_impl = actor.copy.get_buffer();
}
tr_list.emplace_back(std::move(transition));
}
-
- return tr_list;
-}
-
-bool Api::simcall_check_dependency(smx_simcall_t const req1, smx_simcall_t const req2) const
-{
- 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 ((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 (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:
- const kernel::activity::CommImpl* synchro1 = get_comm(req1);
- const kernel::activity::CommImpl* synchro2 = 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;
- }
+ return tr_list;
}
std::string Api::request_to_string(smx_simcall_t req, int value) const
size_t* remote_size = simcall_comm_irecv__get__dst_buff_size(req);
size_t size = 0;
if (remote_size)
- mc_model_checker->get_remote_simulation().read_bytes(&size, sizeof(size), remote(remote_size));
+ mc_model_checker->get_remote_process().read_bytes(&size, sizeof(size), remote(remote_size));
type = "iRecv";
args = "dst=" + get_actor_string(issuer);
}
case Simcall::COMM_WAIT: {
- simgrid::kernel::activity::CommImpl* remote_act = simcall_comm_wait__getraw__comm(req);
+ simgrid::kernel::activity::CommImpl* remote_act = simcall_comm_wait__get__comm(req);
if (value == -1) {
type = "WaitTimeout";
args = "comm=" + pointer_to_string(remote_act);
} else {
type = "Wait";
- simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_synchro;
+ simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_activity;
const simgrid::kernel::activity::CommImpl* act;
- mc_model_checker->get_remote_simulation().read(temp_synchro, remote(remote_act));
- act = temp_synchro.get_buffer();
+ mc_model_checker->get_remote_process().read(temp_activity, remote(remote_act));
+ act = temp_activity.get_buffer();
smx_actor_t src_proc =
- mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(act->src_actor_.get()));
+ mc_model_checker->get_remote_process().resolve_actor(simgrid::mc::remote(act->src_actor_.get()));
smx_actor_t dst_proc =
- mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(act->dst_actor_.get()));
+ mc_model_checker->get_remote_process().resolve_actor(simgrid::mc::remote(act->dst_actor_.get()));
args = "comm=" + pointer_to_string(remote_act);
args += " [" + get_actor_string(src_proc) + "-> " + get_actor_string(dst_proc) + "]";
}
}
case Simcall::COMM_TEST: {
- simgrid::kernel::activity::CommImpl* remote_act = simcall_comm_test__getraw__comm(req);
- simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_synchro;
+ simgrid::kernel::activity::CommImpl* remote_act = simcall_comm_test__get__comm(req);
+ simgrid::mc::Remote<simgrid::kernel::activity::CommImpl> temp_activity;
const simgrid::kernel::activity::CommImpl* act;
- mc_model_checker->get_remote_simulation().read(temp_synchro, remote(remote_act));
- act = temp_synchro.get_buffer();
+ mc_model_checker->get_remote_process().read(temp_activity, remote(remote_act));
+ act = temp_activity.get_buffer();
if (act->src_actor_.get() == nullptr || act->dst_actor_.get() == nullptr) {
type = "Test FALSE";
type = "Test TRUE";
smx_actor_t src_proc =
- mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(act->src_actor_.get()));
+ mc_model_checker->get_remote_process().resolve_actor(simgrid::mc::remote(act->src_actor_.get()));
smx_actor_t dst_proc =
- mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(act->dst_actor_.get()));
+ mc_model_checker->get_remote_process().resolve_actor(simgrid::mc::remote(act->dst_actor_.get()));
args = "comm=" + pointer_to_string(remote_act);
args += " [" + get_actor_string(src_proc) + " -> " + get_actor_string(dst_proc) + "]";
}
if (count > 0) {
simgrid::kernel::activity::CommImpl* remote_sync;
remote_sync =
- mc_model_checker->get_remote_simulation().read(remote(simcall_comm_waitany__get__comms(req) + value));
+ mc_model_checker->get_remote_process().read(remote(simcall_comm_waitany__get__comms(req) + value));
args = "comm=" + pointer_to_string(remote_sync) + xbt::string_printf("(%d of %zu)", value + 1, count);
} else
args = "comm at idx " + std::to_string(value);
}
break;
- case Simcall::MUTEX_LOCK: {
- type = "Mutex LOCK";
- simgrid::mc::Remote<simgrid::kernel::activity::MutexImpl> mutex;
- mc_model_checker->get_remote_simulation().read_bytes(mutex.get_buffer(), sizeof(mutex),
- remote(simcall_mutex_lock__get__mutex(req)));
- args = "locked = " + std::to_string(mutex.get_buffer()->is_locked()) + ", owner = ";
- if (mutex.get_buffer()->get_owner() != nullptr)
- args += std::to_string(mc_model_checker->get_remote_simulation()
- .resolve_actor(simgrid::mc::remote(mutex.get_buffer()->get_owner()))
- ->get_pid());
- else
- args += "-1";
- args += ", sleeping = n/a";
- break;
- }
-
default:
type = SIMIX_simcall_name(req->call_);
args = "??";
if (value == -1) {
label = "[" + get_actor_dot_label(issuer) + "] WaitTimeout";
} else {
- kernel::activity::ActivityImpl* remote_act = simcall_comm_wait__getraw__comm(req);
+ kernel::activity::ActivityImpl* remote_act = simcall_comm_wait__get__comm(req);
Remote<kernel::activity::CommImpl> temp_comm;
- mc_model_checker->get_remote_simulation().read(temp_comm,
- remote(static_cast<kernel::activity::CommImpl*>(remote_act)));
+ mc_model_checker->get_remote_process().read(temp_comm,
+ remote(static_cast<kernel::activity::CommImpl*>(remote_act)));
const kernel::activity::CommImpl* comm = temp_comm.get_buffer();
const kernel::actor::ActorImpl* src_proc =
- mc_model_checker->get_remote_simulation().resolve_actor(mc::remote(comm->src_actor_.get()));
+ mc_model_checker->get_remote_process().resolve_actor(mc::remote(comm->src_actor_.get()));
const kernel::actor::ActorImpl* dst_proc =
- mc_model_checker->get_remote_simulation().resolve_actor(mc::remote(comm->dst_actor_.get()));
+ mc_model_checker->get_remote_process().resolve_actor(mc::remote(comm->dst_actor_.get()));
label = "[" + get_actor_dot_label(issuer) + "] Wait";
label += " [(" + std::to_string(src_proc ? src_proc->get_pid() : 0) + ")";
label += "->(" + std::to_string(dst_proc ? dst_proc->get_pid() : 0) + ")]";
break;
case Simcall::COMM_TEST: {
- kernel::activity::ActivityImpl* remote_act = simcall_comm_test__getraw__comm(req);
+ kernel::activity::ActivityImpl* remote_act = simcall_comm_test__get__comm(req);
Remote<simgrid::kernel::activity::CommImpl> temp_comm;
- mc_model_checker->get_remote_simulation().read(temp_comm,
- remote(static_cast<kernel::activity::CommImpl*>(remote_act)));
+ mc_model_checker->get_remote_process().read(temp_comm,
+ remote(static_cast<kernel::activity::CommImpl*>(remote_act)));
const kernel::activity::CommImpl* comm = temp_comm.get_buffer();
if (comm->src_actor_.get() == nullptr || comm->dst_actor_.get() == nullptr) {
label = "[" + get_actor_dot_label(issuer) + "] Test FALSE";
}
break;
- case Simcall::MUTEX_LOCK:
- label = "[" + get_actor_dot_label(issuer) + "] Mutex LOCK";
- break;
-
default:
THROW_UNIMPLEMENTED;
}
simcall_data = simcall_comm_isend__get__data(simcall);
else if (type == Simcall::COMM_IRECV)
simcall_data = simcall_comm_irecv__get__data(simcall);
- mc_model_checker->get_remote_simulation().read(&mpi_request, remote(static_cast<smpi::Request*>(simcall_data)));
+ mc_model_checker->get_remote_process().read(&mpi_request, remote(static_cast<smpi::Request*>(simcall_data)));
return mpi_request.tag();
}
#endif
void Api::restore_state(std::shared_ptr<simgrid::mc::Snapshot> system_state) const
{
- system_state->restore(&mc_model_checker->get_remote_simulation());
+ system_state->restore(&mc_model_checker->get_remote_process());
}
void Api::log_state() const
session->close();
}
-void Api::restore_initial_state() const
-{
- session->restore_initial_state();
-}
-
void Api::execute(Transition& transition, smx_simcall_t simcall) const
{
/* FIXME: once all simcalls have observers, kill the simcall parameter and use mc_model_checker->simcall_to_string() */
session->execute(transition);
}
-#if SIMGRID_HAVE_MC
void Api::automaton_load(const char* file) const
{
MC_automaton_load(file);
}
-#endif
std::vector<int> Api::automaton_propositional_symbol_evaluate() const
{