llvm/compiler-rt/lib/sanitizer_common/sanitizer_bitvector.h

//===-- sanitizer_bitvector.h -----------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Specializer BitVector implementation.
//
//===----------------------------------------------------------------------===//

#ifndef SANITIZER_BITVECTOR_H
#define SANITIZER_BITVECTOR_H

#include "sanitizer_common.h"

namespace __sanitizer {

// Fixed size bit vector based on a single basic integer.
template <class basic_int_t = uptr>
class BasicBitVector { … };

// Fixed size bit vector of (kLevel1Size*BV::kSize**2) bits.
// The implementation is optimized for better performance on
// sparse bit vectors, i.e. the those with few set bits.
template <uptr kLevel1Size = 1, class BV = BasicBitVector<> >
class TwoLevelBitVector { … };

} // namespace __sanitizer

#endif // SANITIZER_BITVECTOR_H