// Copyright (C) 2015-2019 Free Software Foundation, Inc.
//
-// This is a reimplementation of libstdc++-v3/src/c++11/futex.cc.
+// This is a reimplementation of libstdc++-v3/src/c++11/futex.cc.
#include <bits/atomic_futex.h>
#ifdef _GLIBCXX_HAS_GTHREADS
namespace std _GLIBCXX_VISIBILITY(default)
{
-_GLIBCXX_BEGIN_NAMESPACE_VERSION
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
bool
__atomic_futex_unsigned_base::_M_futex_wait_until(unsigned *__addr,
- unsigned __val,
- bool __has_timeout, chrono::seconds __s, chrono::nanoseconds __ns)
+ unsigned __val,
+ bool __has_timeout, chrono::seconds __s, chrono::nanoseconds __ns)
{
// do nothing if the two values are not equal
if ( *__addr != __val ) {
return true;
}
- // if a timeout is specified, return immedialy. Letting the scheduler decide how long this thread will wait.
+ // if a timeout is specified, return immedialy. Letting the scheduler decide how long this thread will wait.
if (__has_timeout) {
return true;
}
ModelExecution *execution = model->get_execution();
- cdsc::condition_variable *v = new cdsc::condition_variable();
- cdsc::mutex *m = new cdsc::mutex();
+ cdsc::snapcondition_variable *v = new cdsc::snapcondition_variable();
+ cdsc::snapmutex *m = new cdsc::snapmutex();
- execution->cond_map.put( (pthread_cond_t *) __addr, v);
- execution->mutex_map.put( (pthread_mutex_t *) __addr, m);
+ execution->getCondMap()->put( (pthread_cond_t *) __addr, v);
+ execution->getMutexMap()->put( (pthread_mutex_t *) __addr, m);
v->wait(*m);
return true;
{
// INT_MAX wakes all the waiters at the address __addr
ModelExecution *execution = model->get_execution();
- cdsc::condition_variable *v = execution->cond_map.get( (pthread_cond_t *) __addr);
+ cdsc::condition_variable *v = execution->getCondMap()->get( (pthread_cond_t *) __addr);
+
+ if (v == NULL)
+ return;// do nothing
+
v->notify_all();
}
-_GLIBCXX_END_NAMESPACE_VERSION
+ _GLIBCXX_END_NAMESPACE_VERSION
}
-#endif // defined(_GLIBCXX_HAVE_LINUX_FUTEX) && ATOMIC_INT_LOCK_FREE > 1
-#endif // _GLIBCXX_HAS_GTHREADS
+#endif // defined(_GLIBCXX_HAVE_LINUX_FUTEX) && ATOMIC_INT_LOCK_FREE > 1
+#endif // _GLIBCXX_HAS_GTHREADS