1 // Copyright 2018 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_X64_CONSTANTS_X64_H_ 6 #define V8_X64_CONSTANTS_X64_H_ 7 8 #include "src/globals.h" 9 10 namespace v8 { 11 namespace internal { 12 // Actual value of root register is offset from the root array's start 13 // to take advantage of negative displacement values. 14 // TODO(sigurds): Choose best value. 15 constexpr int kRootRegisterBias = 128; 16 17 constexpr size_t kMaxPCRelativeCodeRangeInMB = 2048; 18 } // namespace internal 19 } // namespace v8 20 21 #endif // V8_X64_CONSTANTS_X64_H_ 22