// Copyright 2018 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef V8_PTR_COMPR_H_ #define V8_PTR_COMPR_H_ #include "src/globals.h"
#if V8_TARGET_ARCH_64_BIT
namespace v8 { namespace internal {
// See v8:7703 for details about how pointer compression works.
constexpr size_t kPtrComprHeapReservationSize = size_t{4} * GB; constexpr size_t kPtrComprIsolateRootBias = kPtrComprHeapReservationSize / 2; constexpr size_t kPtrComprIsolateRootAlignment = size_t{4} * GB; } // namespace internal } // namespace v8 #endif // V8_TARGET_ARCH_64_BIT #endif // V8_PTR_COMPR_H_