-/* Copyright (c) 2008-2014. The SimGrid Team.
+/* Copyright (c) 2008-2015. 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 "mc_state.h"
-#include "mc_comm_pattern.h"
-#include "mc_request.h"
-#include "mc_safety.h"
-#include "mc_private.h"
-#include "mc_record.h"
-#include "mc_smx.h"
-#include "mc_client.h"
+#include <cstdint>
+
+#include <xbt/dynar.h>
+#include <xbt/dynar.hpp>
+#include <xbt/fifo.h>
+#include <xbt/log.h>
+#include <xbt/sysdep.h>
+
+#include "src/mc/mc_state.h"
+#include "src/mc/mc_comm_pattern.h"
+#include "src/mc/mc_request.h"
+#include "src/mc/mc_safety.h"
+#include "src/mc/mc_private.h"
+#include "src/mc/mc_record.h"
+#include "src/mc/mc_smx.h"
+#include "src/mc/mc_client.h"
+#include "src/mc/mc_exit.h"
+
+using simgrid::mc::remote;
extern "C" {
return TAG_DIFF;
if (comm1->data_size != comm2->data_size)
return DATA_SIZE_DIFF;
- if(comm1->data == NULL && comm2->data == NULL)
+ if(comm1->data == nullptr && comm2->data == NULL)
return NONE_DIFF;
- if(comm1->data != NULL && comm2->data !=NULL) {
+ if(comm1->data != nullptr && comm2->data !=NULL) {
if (!memcmp(comm1->data, comm2->data, comm1->data_size))
return NONE_DIFF;
return DATA_DIFF;
- }else{
+ } else
return DATA_DIFF;
- }
return NONE_DIFF;
}
res = bprintf("%s\n Different data for communication #%d", type, cursor);
break;
default:
- res = NULL;
+ res = nullptr;
break;
}
static void update_comm_pattern(mc_comm_pattern_t comm_pattern, smx_synchro_t comm_addr)
{
s_smx_synchro_t comm;
- MC_process_read_simple(&mc_model_checker->process(),
- &comm, comm_addr, sizeof(comm));
+ mc_model_checker->process().read(&comm, remote(comm_addr));
smx_process_t src_proc = MC_smx_resolve_process(comm.comm.src_proc);
smx_process_t dst_proc = MC_smx_resolve_process(comm.comm.dst_proc);
comm_pattern->dst_proc = dst_proc->pid;
comm_pattern->src_host = MC_smx_process_get_host_name(src_proc);
comm_pattern->dst_host = MC_smx_process_get_host_name(dst_proc);
- if (comm_pattern->data_size == -1 && comm.comm.src_buff != NULL) {
+ if (comm_pattern->data_size == -1 && comm.comm.src_buff != nullptr) {
size_t buff_size;
- MC_process_read_simple(&mc_model_checker->process(),
- &buff_size, comm.comm.dst_buff_size, sizeof(buff_size));
+ mc_model_checker->process().read(
+ &buff_size, remote(comm.comm.dst_buff_size));
comm_pattern->data_size = buff_size;
comm_pattern->data = xbt_malloc0(comm_pattern->data_size);
- MC_process_read_simple(&mc_model_checker->process(),
- comm_pattern->data, comm.comm.src_buff, comm_pattern->data_size);
+ mc_model_checker->process().read_bytes(
+ comm_pattern->data, comm_pattern->data_size,
+ remote(comm.comm.src_buff));
}
}
if (diff != NONE_DIFF) {
if (comm->type == SIMIX_COMM_SEND){
initial_global_state->send_deterministic = 0;
- if(initial_global_state->send_diff != NULL)
+ if(initial_global_state->send_diff != nullptr)
xbt_free(initial_global_state->send_diff);
initial_global_state->send_diff = print_determinism_result(diff, process, comm, list->index_comm + 1);
}else{
initial_global_state->recv_deterministic = 0;
- if(initial_global_state->recv_diff != NULL)
+ if(initial_global_state->recv_diff != nullptr)
xbt_free(initial_global_state->recv_diff);
initial_global_state->recv_diff = print_determinism_result(diff, process, comm, list->index_comm + 1);
}
XBT_INFO("*********************************************************");
XBT_INFO("%s", initial_global_state->send_diff);
xbt_free(initial_global_state->send_diff);
- initial_global_state->send_diff = NULL;
+ initial_global_state->send_diff = nullptr;
MC_print_statistics(mc_stats);
- xbt_abort();
+ mc_model_checker->exit(SIMGRID_MC_EXIT_NON_DETERMINISM);
}else if(_sg_mc_comms_determinism && (!initial_global_state->send_deterministic && !initial_global_state->recv_deterministic)) {
XBT_INFO("****************************************************");
XBT_INFO("***** Non-deterministic communications pattern *****");
XBT_INFO("%s", initial_global_state->send_diff);
XBT_INFO("%s", initial_global_state->recv_diff);
xbt_free(initial_global_state->send_diff);
- initial_global_state->send_diff = NULL;
+ initial_global_state->send_diff = nullptr;
xbt_free(initial_global_state->recv_diff);
- initial_global_state->recv_diff = NULL;
+ initial_global_state->recv_diff = nullptr;
MC_print_statistics(mc_stats);
- xbt_abort();
+ mc_model_checker->exit(SIMGRID_MC_EXIT_NON_DETERMINISM);
}
}
}
mc_comm_pattern_t pattern = xbt_new0(s_mc_comm_pattern_t, 1);
pattern->data_size = -1;
- pattern->data = NULL;
+ pattern->data = nullptr;
pattern->index =
initial_pattern->index_comm + xbt_dynar_length(incomplete_pattern);
pattern->type = SIMIX_COMM_SEND;
pattern->comm_addr = simcall_comm_isend__get__result(request);
- s_smx_synchro_t synchro;
- MC_process_read_simple(&mc_model_checker->process(),
- &synchro, pattern->comm_addr, sizeof(synchro));
+ s_smx_synchro_t synchro = mc_model_checker->process().read<s_smx_synchro_t>(
+ (std::uint64_t) pattern->comm_addr);
- char* remote_name;
- MC_process_read_simple(&mc_model_checker->process(), &remote_name,
- synchro.comm.rdv ? &synchro.comm.rdv->name : &synchro.comm.rdv_cpy->name,
- sizeof(remote_name));
- pattern->rdv =
- MC_process_read_string(&mc_model_checker->process(), remote_name);
+ char* remote_name = mc_model_checker->process().read<char*>(
+ (std::uint64_t)(synchro.comm.rdv ? &synchro.comm.rdv->name : &synchro.comm.rdv_cpy->name));
+ pattern->rdv = mc_model_checker->process().read_string(remote_name);
pattern->src_proc = MC_smx_resolve_process(synchro.comm.src_proc)->pid;
pattern->src_host = MC_smx_process_get_host_name(issuer);
- struct s_smpi_mpi_request mpi_request;
- MC_process_read_simple(&mc_model_checker->process(),
- &mpi_request, (MPI_Request) simcall_comm_isend__get__data(request),
- sizeof(mpi_request));
+ struct s_smpi_mpi_request mpi_request =
+ mc_model_checker->process().read<s_smpi_mpi_request>(
+ (std::uint64_t) simcall_comm_isend__get__data(request));
pattern->tag = mpi_request.tag;
- if(synchro.comm.src_buff != NULL){
+ if(synchro.comm.src_buff != nullptr){
pattern->data_size = synchro.comm.src_buff_size;
pattern->data = xbt_malloc0(pattern->data_size);
- MC_process_read_simple(&mc_model_checker->process(),
- pattern->data, synchro.comm.src_buff, pattern->data_size);
+ mc_model_checker->process().read_bytes(
+ pattern->data, pattern->data_size, remote(synchro.comm.src_buff));
}
if(mpi_request.detached){
if (!initial_global_state->initial_communications_pattern_done) {
pattern->comm_addr = simcall_comm_irecv__get__result(request);
struct s_smpi_mpi_request mpi_request;
- MC_process_read_simple(&mc_model_checker->process(),
- &mpi_request, (MPI_Request) simcall_comm_irecv__get__data(request),
- sizeof(mpi_request));
+ mc_model_checker->process().read(
+ &mpi_request, remote((struct s_smpi_mpi_request*)simcall_comm_irecv__get__data(request)));
pattern->tag = mpi_request.tag;
s_smx_synchro_t synchro;
- MC_process_read_simple(&mc_model_checker->process(),
- &synchro, pattern->comm_addr, sizeof(synchro));
+ mc_model_checker->process().read(&synchro, remote(pattern->comm_addr));
char* remote_name;
- MC_process_read_simple(&mc_model_checker->process(), &remote_name,
- synchro.comm.rdv ? &synchro.comm.rdv->name : &synchro.comm.rdv_cpy->name,
- sizeof(remote_name));
- pattern->rdv =
- MC_process_read_string(&mc_model_checker->process(), remote_name);
+ mc_model_checker->process().read(&remote_name,
+ remote(synchro.comm.rdv ? &synchro.comm.rdv->name : &synchro.comm.rdv_cpy->name));
+ pattern->rdv = mc_model_checker->process().read_string(remote_name);
pattern->dst_proc = MC_smx_resolve_process(synchro.comm.dst_proc)->pid;
pattern->dst_host = MC_smx_process_get_host_name(issuer);
- } else {
+ } else
xbt_die("Unexpected call_type %i", (int) call_type);
- }
xbt_dynar_push(
xbt_dynar_get_as(incomplete_communications_pattern, issuer->pid, xbt_dynar_t),
int completed = 0;
/* Complete comm pattern */
- xbt_dynar_foreach(xbt_dynar_get_as(incomplete_communications_pattern, issuer, xbt_dynar_t), cursor, current_comm_pattern) {
+ xbt_dynar_foreach(xbt_dynar_get_as(incomplete_communications_pattern, issuer, xbt_dynar_t), cursor, current_comm_pattern)
if (current_comm_pattern->comm_addr == comm_addr) {
update_comm_pattern(current_comm_pattern, comm_addr);
completed = 1;
XBT_DEBUG("Remove incomplete comm pattern for process %u at cursor %u", issuer, cursor);
break;
}
- }
+
if(!completed)
xbt_die("Corresponding communication not found!");
mc_list_comm_pattern_t pattern = xbt_dynar_get_as(
initial_communications_pattern, issuer, mc_list_comm_pattern_t);
- if (!initial_global_state->initial_communications_pattern_done) {
+ if (!initial_global_state->initial_communications_pattern_done)
/* Store comm pattern */
xbt_dynar_push(pattern->list, &comm_pattern);
- } else {
+ else {
/* Evaluate comm determinism */
deterministic_comm_pattern(issuer, comm_pattern, backtracking);
pattern->index_comm++;
/************************ Main algorithm ************************/
-static void MC_modelcheck_comm_determinism_main(void);
+static int MC_modelcheck_comm_determinism_main(void);
static void MC_pre_modelcheck_comm_determinism(void)
{
- MC_SET_MC_HEAP;
-
- mc_state_t initial_state = NULL;
- smx_process_t process;
+ mc_state_t initial_state = nullptr;
int i;
const int maxpid = MC_smx_get_maxpid();
if (_sg_mc_visited > 0)
- visited_states = xbt_dynar_new(sizeof(mc_visited_state_t), visited_state_free_voidp);
+ simgrid::mc::visited_states = simgrid::xbt::newDeleteDynar<simgrid::mc::VisitedState>();
// Create initial_communications_pattern elements:
initial_communications_pattern = xbt_dynar_new(sizeof(mc_list_comm_pattern_t), MC_list_comm_pattern_free_voidp);
// Create incomplete_communications_pattern elements:
incomplete_communications_pattern = xbt_dynar_new(sizeof(xbt_dynar_t), xbt_dynar_free_voidp);
for (i=0; i < maxpid; i++){
- xbt_dynar_t process_pattern = xbt_dynar_new(sizeof(mc_comm_pattern_t), NULL);
+ xbt_dynar_t process_pattern = xbt_dynar_new(sizeof(mc_comm_pattern_t), nullptr);
xbt_dynar_insert_at(incomplete_communications_pattern, i, &process_pattern);
}
initial_state = MC_state_new();
- MC_SET_STD_HEAP;
XBT_DEBUG("********* Start communication determinism verification *********");
/* Wait for requests (schedules processes) */
- MC_wait_for_requests();
-
- MC_SET_MC_HEAP;
+ mc_model_checker->wait_for_requests();
/* Get an enabled process and insert it in the interleave set of the initial state */
- MC_EACH_SIMIX_PROCESS(process,
- if (MC_process_is_enabled(process)) {
- MC_state_interleave_process(initial_state, process);
- }
- );
+ for (auto& p : mc_model_checker->process().simix_processes())
+ if (simgrid::mc::process_is_enabled(&p.copy))
+ MC_state_interleave_process(initial_state, &p.copy);
xbt_fifo_unshift(mc_stack, initial_state);
-
- MC_SET_STD_HEAP;
-
}
-static void MC_modelcheck_comm_determinism_main(void)
+static int MC_modelcheck_comm_determinism_main(void)
{
- char *req_str = NULL;
+ char *req_str = nullptr;
int value;
- mc_visited_state_t visited_state = NULL;
- smx_simcall_t req = NULL;
- smx_process_t process = NULL;
- mc_state_t state = NULL, next_state = NULL;
+ simgrid::mc::VisitedState* visited_state = nullptr;
+ smx_simcall_t req = nullptr;
+ mc_state_t state = nullptr, next_state = NULL;
while (xbt_fifo_size(mc_stack) > 0) {
if ((xbt_fifo_size(mc_stack) <= _sg_mc_max_depth)
&& (req = MC_state_get_request(state, &value))
- && (visited_state == NULL)) {
+ && (visited_state == nullptr)) {
- req_str = MC_request_to_string(req, value, MC_REQUEST_SIMIX);
+ req_str = simgrid::mc::request_to_string(req, value, simgrid::mc::RequestType::simix);
XBT_DEBUG("Execute: %s", req_str);
xbt_free(req_str);
- if (dot_output != NULL) {
- MC_SET_MC_HEAP;
- req_str = MC_request_get_dot_output(req, value);
- MC_SET_STD_HEAP;
- }
+ if (dot_output != nullptr)
+ req_str = simgrid::mc::request_get_dot_output(req, value);
MC_state_set_executed_request(state, req, value);
mc_stats->executed_transitions++;
/* TODO : handle test and testany simcalls */
e_mc_call_type_t call = MC_CALL_TYPE_NONE;
- if (_sg_mc_comms_determinism || _sg_mc_send_determinism) {
+ if (_sg_mc_comms_determinism || _sg_mc_send_determinism)
call = MC_get_call_type(req);
- }
/* Answer the request */
- MC_simcall_handle(req, value); /* After this call req is no longer useful */
+ simgrid::mc::handle_simcall(req, value); /* After this call req is no longer useful */
- MC_SET_MC_HEAP;
if(!initial_global_state->initial_communications_pattern_done)
MC_handle_comm_pattern(call, req, value, initial_communications_pattern, 0);
else
- MC_handle_comm_pattern(call, req, value, NULL, 0);
- MC_SET_STD_HEAP;
+ MC_handle_comm_pattern(call, req, value, nullptr, 0);
/* Wait for requests (schedules processes) */
- MC_wait_for_requests();
+ mc_model_checker->wait_for_requests();
/* Create the new expanded state */
- MC_SET_MC_HEAP;
-
next_state = MC_state_new();
- if ((visited_state = is_visited_state(next_state)) == NULL) {
+ if ((visited_state = simgrid::mc::is_visited_state(next_state)) == nullptr) {
/* Get enabled processes and insert them in the interleave set of the next state */
- MC_EACH_SIMIX_PROCESS(process,
- if (MC_process_is_enabled(process)) {
- MC_state_interleave_process(next_state, process);
- }
- );
+ for (auto& p : mc_model_checker->process().simix_processes())
+ if (simgrid::mc::process_is_enabled(&p.copy))
+ MC_state_interleave_process(next_state, &p.copy);
- if (dot_output != NULL)
+ if (dot_output != nullptr)
fprintf(dot_output, "\"%d\" -> \"%d\" [%s];\n", state->num, next_state->num, req_str);
- } else {
-
- if (dot_output != NULL)
- fprintf(dot_output, "\"%d\" -> \"%d\" [%s];\n", state->num, visited_state->other_num == -1 ? visited_state->num : visited_state->other_num, req_str);
-
- }
+ } else if (dot_output != nullptr)
+ fprintf(dot_output, "\"%d\" -> \"%d\" [%s];\n",
+ state->num, visited_state->other_num == -1 ? visited_state->num : visited_state->other_num, req_str);
xbt_fifo_unshift(mc_stack, next_state);
- if (dot_output != NULL)
+ if (dot_output != nullptr)
xbt_free(req_str);
- MC_SET_STD_HEAP;
-
} else {
- if (xbt_fifo_size(mc_stack) > _sg_mc_max_depth) {
+ if (xbt_fifo_size(mc_stack) > _sg_mc_max_depth)
XBT_WARN("/!\\ Max depth reached ! /!\\ ");
- } else if (visited_state != NULL) {
+ else if (visited_state != nullptr)
XBT_DEBUG("State already visited (equal to state %d), exploration stopped on this path.", visited_state->other_num == -1 ? visited_state->num : visited_state->other_num);
- } else {
+ else
XBT_DEBUG("There are no more processes to interleave. (depth %d)", xbt_fifo_size(mc_stack));
- }
-
- MC_SET_MC_HEAP;
if (!initial_global_state->initial_communications_pattern_done)
initial_global_state->initial_communications_pattern_done = 1;
MC_state_delete(state, !state->in_visited_states ? 1 : 0);
XBT_DEBUG("Delete state %d at depth %d", state->num, xbt_fifo_size(mc_stack) + 1);
- MC_SET_STD_HEAP;
-
- visited_state = NULL;
+ visited_state = nullptr;
/* Check for deadlocks */
if (MC_deadlock_check()) {
- MC_show_deadlock(NULL);
- return;
+ MC_show_deadlock(nullptr);
+ return SIMGRID_MC_EXIT_DEADLOCK;
}
- MC_SET_MC_HEAP;
-
- while ((state = (mc_state_t) xbt_fifo_shift(mc_stack)) != NULL) {
+ while ((state = (mc_state_t) xbt_fifo_shift(mc_stack)) != nullptr)
if (MC_state_interleave_size(state) && xbt_fifo_size(mc_stack) < _sg_mc_max_depth) {
/* We found a back-tracking point, let's loop */
XBT_DEBUG("Back-tracking to state %d at depth %d", state->num, xbt_fifo_size(mc_stack) + 1);
xbt_fifo_unshift(mc_stack, state);
- MC_SET_STD_HEAP;
MC_replay(mc_stack);
XBT_DEBUG("Delete state %d at depth %d", state->num, xbt_fifo_size(mc_stack) + 1);
MC_state_delete(state, !state->in_visited_states ? 1 : 0);
}
- }
- MC_SET_STD_HEAP;
}
}
MC_print_statistics(mc_stats);
- MC_SET_STD_HEAP;
-
- exit(0);
+ return SIMGRID_MC_EXIT_SUCCESS;
}
-void MC_modelcheck_comm_determinism(void)
+int MC_modelcheck_comm_determinism(void)
{
XBT_INFO("Check communication determinism");
- mc_reduce_kind = e_mc_reduce_none;
- MC_wait_for_requests();
+ simgrid::mc::reduction_mode = simgrid::mc::ReductionMode::none;
+ mc_model_checker->wait_for_requests();
- if (mc_mode == MC_MODE_CLIENT) {
+ if (mc_mode == MC_MODE_CLIENT)
// This will move somehwere else:
MC_client_handle_messages();
- }
-
- xbt_mheap_t heap = mmalloc_set_current_heap(mc_heap);
/* Create exploration stack */
mc_stack = xbt_fifo_new();
- MC_SET_STD_HEAP;
-
MC_pre_modelcheck_comm_determinism();
- MC_SET_MC_HEAP;
initial_global_state = xbt_new0(s_mc_global_t, 1);
- initial_global_state->snapshot = MC_take_snapshot(0);
+ initial_global_state->snapshot = simgrid::mc::take_snapshot(0);
initial_global_state->initial_communications_pattern_done = 0;
initial_global_state->recv_deterministic = 1;
initial_global_state->send_deterministic = 1;
- initial_global_state->recv_diff = NULL;
- initial_global_state->send_diff = NULL;
-
- MC_SET_STD_HEAP;
-
- MC_modelcheck_comm_determinism_main();
+ initial_global_state->recv_diff = nullptr;
+ initial_global_state->send_diff = nullptr;
- mmalloc_set_current_heap(heap);
+ return MC_modelcheck_comm_determinism_main();
}
}