runtime/compiler_callbacks.h

/*
 * Copyright (C) 2013 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef ART_RUNTIME_COMPILER_CALLBACKS_H_
#define ART_RUNTIME_COMPILER_CALLBACKS_H_

#include "base/mutex.h"
#include "class_reference.h"

namespace art {

namespace verifier {

class MethodVerifier;

}  // namespace verifier

class CompilerCallbacks {
  public:
    virtual ~CompilerCallbacks() { }

    virtual bool MethodVerified(verifier::MethodVerifier* verifier)
        SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) = 0;
    virtual void ClassRejected(ClassReference ref) = 0;

    // Return true if we should attempt to relocate to a random base address if we have not already
    // done so. Return false if relocating in this way would be problematic.
    virtual bool IsRelocationPossible() = 0;

    bool IsBootImage() {
      return boot_image_;
    }

  protected:
    explicit CompilerCallbacks(bool boot_image) : boot_image_(boot_image) { }

  private:
    // Whether the compiler is creating a boot image.
    const bool boot_image_;
};

}  // namespace art

#endif  // ART_RUNTIME_COMPILER_CALLBACKS_H_