1 /* Copyright (c) 2008-2022. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "src/kernel/actor/ActorImpl.hpp"
10 #include "src/mc/Session.hpp"
11 #include "src/mc/checker/Checker.hpp"
12 #include "src/mc/inspect/mc_unw.hpp"
13 #include "src/mc/mc_comm_pattern.hpp"
14 #include "src/mc/mc_config.hpp"
15 #include "src/mc/mc_private.hpp"
16 #include "src/mc/mc_safety.hpp"
17 #include "src/mc/remote/AppSide.hpp"
18 #include "src/mc/sosp/Snapshot.hpp"
21 #include <boost/core/demangle.hpp>
24 #include <libunwind.h>
33 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_global, mc, "Logging specific to MC (global)");
38 std::vector<double> processes_time;
50 xbt_automaton_t property_automaton = nullptr;
56 FILE *dot_output = nullptr;
59 /******************************* Initialization of MC *******************************/
60 /*********************************************************************************/
62 void MC_init_dot_output()
64 dot_output = fopen(_sg_mc_dot_output_file.get().c_str(), "w");
65 xbt_assert(dot_output != nullptr, "Error open dot output file: %s", strerror(errno));
68 "digraph graphname{\n fixedsize=true; rankdir=TB; ranksep=.25; edge [fontsize=12]; node [fontsize=10, shape=circle,width=.5 ]; graph [resolution=20, fontsize=10];\n");
71 /******************************* Core of MC *******************************/
72 /**************************************************************************/
76 simgrid::mc::processes_time.resize(simgrid::kernel::actor::get_maxpid());
77 MC_ignore_heap(simgrid::mc::processes_time.data(),
78 simgrid::mc::processes_time.size() * sizeof(simgrid::mc::processes_time[0]));
79 simgrid::mc::AppSide::get()->main_loop();
85 void dumpStack(FILE* file, unw_cursor_t* cursor)
88 std::array<char, 100> buffer;
92 const char* name = not unw_get_proc_name(cursor, buffer.data(), buffer.size(), &off) ? buffer.data() : "?";
93 // Unmangle C++ names:
94 std::string realname = boost::core::demangle(name);
96 #if defined(__x86_64__)
99 unw_get_reg(cursor, UNW_X86_64_RIP, &rip);
100 unw_get_reg(cursor, UNW_X86_64_RSP, &rsp);
101 fprintf(file, " %i: %s (RIP=0x%" PRIx64 " RSP=0x%" PRIx64 ")\n", nframe, realname.c_str(), (std::uint64_t)rip,
104 fprintf(file, " %i: %s\n", nframe, realname.c_str());
108 } while (unw_step(cursor));
115 double MC_process_clock_get(const simgrid::kernel::actor::ActorImpl* process)
117 if (simgrid::mc::processes_time.empty())
119 if (process != nullptr)
120 return simgrid::mc::processes_time[process->get_pid()];
124 void MC_process_clock_add(const simgrid::kernel::actor::ActorImpl* process, double amount)
126 simgrid::mc::processes_time[process->get_pid()] += amount;