1*795d594fSAndroid Build Coastguard Worker /* 2*795d594fSAndroid Build Coastguard Worker * Copyright (C) 2020 The Android Open Source Project 3*795d594fSAndroid Build Coastguard Worker * 4*795d594fSAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License"); 5*795d594fSAndroid Build Coastguard Worker * you may not use this file except in compliance with the License. 6*795d594fSAndroid Build Coastguard Worker * You may obtain a copy of the License at 7*795d594fSAndroid Build Coastguard Worker * 8*795d594fSAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0 9*795d594fSAndroid Build Coastguard Worker * 10*795d594fSAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software 11*795d594fSAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS, 12*795d594fSAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*795d594fSAndroid Build Coastguard Worker * See the License for the specific language governing permissions and 14*795d594fSAndroid Build Coastguard Worker * limitations under the License. 15*795d594fSAndroid Build Coastguard Worker */ 16*795d594fSAndroid Build Coastguard Worker 17*795d594fSAndroid Build Coastguard Worker #ifndef ART_RUNTIME_INTERPRETER_MTERP_NTERP_H_ 18*795d594fSAndroid Build Coastguard Worker #define ART_RUNTIME_INTERPRETER_MTERP_NTERP_H_ 19*795d594fSAndroid Build Coastguard Worker 20*795d594fSAndroid Build Coastguard Worker #include "base/array_ref.h" 21*795d594fSAndroid Build Coastguard Worker #include "base/globals.h" 22*795d594fSAndroid Build Coastguard Worker #include "base/macros.h" 23*795d594fSAndroid Build Coastguard Worker 24*795d594fSAndroid Build Coastguard Worker extern "C" void* artNterpAsmInstructionStart[]; 25*795d594fSAndroid Build Coastguard Worker extern "C" void* artNterpAsmInstructionEnd[]; 26*795d594fSAndroid Build Coastguard Worker 27*795d594fSAndroid Build Coastguard Worker namespace art HIDDEN { 28*795d594fSAndroid Build Coastguard Worker 29*795d594fSAndroid Build Coastguard Worker class ArtMethod; 30*795d594fSAndroid Build Coastguard Worker 31*795d594fSAndroid Build Coastguard Worker namespace interpreter { 32*795d594fSAndroid Build Coastguard Worker 33*795d594fSAndroid Build Coastguard Worker void CheckNterpAsmConstants(); 34*795d594fSAndroid Build Coastguard Worker bool IsNterpSupported(); 35*795d594fSAndroid Build Coastguard Worker bool CanRuntimeUseNterp(); 36*795d594fSAndroid Build Coastguard Worker const void* GetNterpEntryPoint(); 37*795d594fSAndroid Build Coastguard Worker const void* GetNterpWithClinitEntryPoint(); 38*795d594fSAndroid Build Coastguard Worker ArrayRef<const uint8_t> NterpWithClinitImpl(); 39*795d594fSAndroid Build Coastguard Worker ArrayRef<const uint8_t> NterpImpl(); 40*795d594fSAndroid Build Coastguard Worker 41*795d594fSAndroid Build Coastguard Worker constexpr uint16_t kNterpHotnessValue = 0; 42*795d594fSAndroid Build Coastguard Worker 43*795d594fSAndroid Build Coastguard Worker // The maximum we allow an nterp frame to be. 44*795d594fSAndroid Build Coastguard Worker constexpr size_t kNterpMaxFrame = 3 * KB; 45*795d594fSAndroid Build Coastguard Worker 46*795d594fSAndroid Build Coastguard Worker // The maximum size for each nterp opcode handler. 47*795d594fSAndroid Build Coastguard Worker constexpr size_t kNterpHandlerSize = 128; 48*795d594fSAndroid Build Coastguard Worker 49*795d594fSAndroid Build Coastguard Worker } // namespace interpreter 50*795d594fSAndroid Build Coastguard Worker } // namespace art 51*795d594fSAndroid Build Coastguard Worker 52*795d594fSAndroid Build Coastguard Worker #endif // ART_RUNTIME_INTERPRETER_MTERP_NTERP_H_ 53