stan/jdk-24
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This commit is contained in:
Albert Noll 2014-05-06 08:01:14 +00:00
commit 5f49f406c7
1 changed files with 18 additions and 8 deletions
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26
hotspot/src/share/vm/compiler/compileBroker.cpp
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@ -625,17 +625,27 @@ void CompileQueue::add(CompileTask* task) {
lock()->notify_all(); lock()->notify_all();
} }
/**
* Empties compilation queue by putting all compilation tasks onto
* a freelist. Furthermore, the method wakes up all threads that are
* waiting on a compilation task to finish. This can happen if background
* compilation is disabled.
*/
void CompileQueue::free_all() { void CompileQueue::free_all() {
MutexLocker mu(lock()); MutexLocker mu(lock());
if (_first != NULL) { CompileTask* next = _first;
for (CompileTask* task = _first; task != NULL; task = task->next()) {
// Wake up thread that blocks on the compile task. // Iterate over all tasks in the compile queue
task->lock()->notify(); while (next != NULL) {
// Puts task back on the freelist. CompileTask* current = next;
CompileTask::free(task); next = current->next();
} // Wake up thread that blocks on the compile task.
_first = NULL; current->lock()->notify();
// Put the task back on the freelist.
CompileTask::free(current);
} }
_first = NULL;
// Wake up all threads that block on the queue. // Wake up all threads that block on the queue.
lock()->notify_all(); lock()->notify_all();
} }