1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_RUNTIME_COMPILER_CALLBACKS_H_ 18 #define ART_RUNTIME_COMPILER_CALLBACKS_H_ 19 20 #include "base/mutex.h" 21 #include "class_reference.h" 22 23 namespace art { 24 25 namespace verifier { 26 27 class MethodVerifier; 28 29 } // namespace verifier 30 31 class CompilerCallbacks { 32 public: 33 enum class CallbackMode { // private 34 kCompileBootImage, 35 kCompileApp 36 }; 37 ~CompilerCallbacks()38 virtual ~CompilerCallbacks() { } 39 40 virtual bool MethodVerified(verifier::MethodVerifier* verifier) 41 SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) = 0; 42 virtual void ClassRejected(ClassReference ref) = 0; 43 44 // Return true if we should attempt to relocate to a random base address if we have not already 45 // done so. Return false if relocating in this way would be problematic. 46 virtual bool IsRelocationPossible() = 0; 47 IsBootImage()48 bool IsBootImage() { 49 return mode_ == CallbackMode::kCompileBootImage; 50 } 51 52 protected: CompilerCallbacks(CallbackMode mode)53 explicit CompilerCallbacks(CallbackMode mode) : mode_(mode) { } 54 55 private: 56 // Whether the compiler is creating a boot image. 57 const CallbackMode mode_; 58 }; 59 60 } // namespace art 61 62 #endif // ART_RUNTIME_COMPILER_CALLBACKS_H_ 63