gem5  v22.1.0.0
sc_mutex.cc
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27 
30 #include "systemc/ext/core/sc_module.hh" // for sc_gen_unique_name
31 
32 namespace sc_core
33 {
34 
37 {}
38 
39 sc_mutex::sc_mutex(const char *name) :
41 {}
42 
43 int
45 {
46  while (trylock() == -1)
48  return 0;
49 }
50 
51 int
53 {
54  if (holder.valid())
55  return -1;
57  return 0;
58 }
59 
60 int
62 {
63  if (holder != ::sc_gem5::scheduler.current())
64  return -1;
65 
66  holder = nullptr;
68  return 0;
69 }
70 
71 } // namespace sc_core
virtual int unlock()
Definition: sc_mutex.cc:61
sc_process_handle holder
Definition: sc_mutex.hh:56
virtual int lock()
Definition: sc_mutex.cc:44
sc_gem5::InternalScEvent unlockEvent
Definition: sc_mutex.hh:57
virtual int trylock()
Definition: sc_mutex.cc:52
Process * current()
Definition: scheduler.hh:185
const char * sc_gen_unique_name(const char *seed)
Definition: sc_module.cc:820
void wait()
Definition: sc_module.cc:653
Scheduler scheduler
Definition: scheduler.cc:494
const std::string & name()
Definition: trace.cc:49

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