gem5  v21.1.0.2
logging.cc
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40 
41 #include "base/logging.hh"
42 
43 #include <sstream>
44 
45 #include "base/hostinfo.hh"
46 
47 namespace gem5
48 {
49 
50 namespace {
51 
52 class ExitLogger : public Logger
53 {
54  public:
55  using Logger::Logger;
56 
57  protected:
58  void
59  log(const Loc &loc, std::string s) override
60  {
61  std::stringstream ss;
62  ccprintf(ss, "Memory Usage: %ld KBytes\n", memUsage());
63  Logger::log(loc, s + ss.str());
64  }
65 };
66 
67 class FatalLogger : public ExitLogger
68 {
69  public:
70  using ExitLogger::ExitLogger;
71 
72  protected:
73  void exit() override { ::exit(1); }
74 };
75 
76 } // anonymous namespace
77 
78 // We intentionally put all the loggers on the heap to prevent them from being
79 // destructed at the end of the program. This make them safe to be used inside
80 // destructor of other global objects. Also, we make them function static
81 // veriables to ensure they are initialized ondemand, so it is also safe to use
82 // them inside constructor of other global objects.
83 
84 Logger&
86  static ExitLogger* panic_logger = new ExitLogger("panic: ");
87  return *panic_logger;
88 }
89 
90 Logger&
92  static FatalLogger* fatal_logger = new FatalLogger("fatal: ");
93  return *fatal_logger;
94 }
95 
96 Logger&
98  static Logger* warn_logger = new Logger("warn: ");
99  return *warn_logger;
100 }
101 
102 Logger&
103 Logger::getInfo() {
104  static Logger* info_logger = new Logger("info: ");
105  return *info_logger;
106 }
107 
108 Logger&
109 Logger::getHack() {
110  static Logger* hack_logger = new Logger("hack: ");
111  return *hack_logger;
112 }
113 
114 } // namespace gem5
gem5::Logger::getPanic
static Logger & getPanic()
Get a Logger for the specified type of message.
Definition: logging_mock.cc:86
gem5::Logger::getHack
static Logger & getHack()
Definition: logging_mock.cc:110
gem5::ccprintf
void ccprintf(cp::Print &print)
Definition: cprintf.hh:130
gem5::Logger::getInfo
static Logger & getInfo()
Definition: logging_mock.cc:104
gem5::memUsage
uint64_t memUsage()
Determine the simulator process' total virtual memory usage.
Definition: hostinfo.cc:76
gem5::ArmISA::s
Bitfield< 4 > s
Definition: misc_types.hh:561
hostinfo.hh
ss
std::stringstream ss
Definition: trace.test.cc:45
gem5::Logger::getFatal
static Logger & getFatal()
Definition: logging_mock.cc:92
gem5::Logger::getWarn
static Logger & getWarn()
Definition: logging_mock.cc:98
gem5::X86ISA::exit
Bitfield< 3 > exit
Definition: misc.hh:854
gem5::Logger::log
virtual void log(const Loc &loc, std::string s)
Generates the log message.
Definition: logging.hh:131
logging.hh
gem5::Logger::Logger
Logger(const char *prefix)
Definition: logging.hh:90
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40

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