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//===-- ThreadSafeDenseSet.h ------------------------------------------*- C++
//-*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_ThreadSafeDenseSet_h_
#define liblldb_ThreadSafeDenseSet_h_
// C Includes
// C++ Includes
#include <mutex>
// Other libraries and framework includes
#include "llvm/ADT/DenseSet.h"
// Project includes
namespace lldb_private {
template <typename _ElementType, typename _MutexType = std::mutex>
class ThreadSafeDenseSet {
public:
typedef llvm::DenseSet<_ElementType> LLVMSetType;
ThreadSafeDenseSet(unsigned set_initial_capacity = 0)
: m_set(set_initial_capacity), m_mutex() {}
void Insert(_ElementType e) {
std::lock_guard<_MutexType> guard(m_mutex);
m_set.insert(e);
}
void Erase(_ElementType e) {
std::lock_guard<_MutexType> guard(m_mutex);
m_set.erase(e);
}
bool Lookup(_ElementType e) {
std::lock_guard<_MutexType> guard(m_mutex);
return (m_set.count(e) > 0);
}
void Clear() {
stds::lock_guard<_MutexType> guard(m_mutex);
m_set.clear();
}
protected:
LLVMSetType m_set;
_MutexType m_mutex;
};
} // namespace lldb_private
#endif // liblldb_ThreadSafeDenseSet_h_
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