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_NUMBERS_MATH_RANDOM_H_ 6 #define V8_NUMBERS_MATH_RANDOM_H_ 7 8 #include "src/common/globals.h" 9 #include "src/objects/contexts.h" 10 11 namespace v8 { 12 namespace internal { 13 14 class MathRandom : public AllStatic { 15 public: 16 static void InitializeContext(Isolate* isolate, 17 Handle<Context> native_context); 18 19 static void ResetContext(Context native_context); 20 // Takes native context as a raw Address for ExternalReference usage. 21 // Returns a tagged Smi as a raw Address. 22 static Address RefillCache(Isolate* isolate, Address raw_native_context); 23 24 static const int kCacheSize = 64; 25 static const int kStateSize = 2 * kInt64Size; 26 27 struct State { 28 uint64_t s0; 29 uint64_t s1; 30 }; 31 }; 32 33 } // namespace internal 34 } // namespace v8 35 #endif // V8_NUMBERS_MATH_RANDOM_H_ 36