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/*
* Copyright (C) 2011 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.
*/
#include "quick_compiler_callbacks.h"
#include "dex/verification_results.h"
#include "driver/compiler_driver.h"
#include "mirror/class-inl.h"
namespace art {
void QuickCompilerCallbacks::MethodVerified(verifier::MethodVerifier* verifier) {
if (verification_results_ != nullptr) {
verification_results_->ProcessVerifiedMethod(verifier);
}
}
void QuickCompilerCallbacks::ClassRejected(ClassReference ref) {
if (verification_results_ != nullptr) {
verification_results_->AddRejectedClass(ref);
}
}
ClassStatus QuickCompilerCallbacks::GetPreviousClassState(ClassReference ref) {
// If we don't have class unloading enabled in the compiler, we will never see class that were
// previously verified. Return false to avoid overhead from the lookup in the compiler driver.
if (!does_class_unloading_) {
return ClassStatus::kNotReady;
}
DCHECK(compiler_driver_ != nullptr);
// In the case of the quicken filter: avoiding verification of quickened instructions, which the
// verifier doesn't currently support.
// In the case of the verify filter, avoiding verifiying twice.
return compiler_driver_->GetClassStatus(ref);
}
void QuickCompilerCallbacks::UpdateClassState(ClassReference ref, ClassStatus status) {
// Driver is null when bootstrapping the runtime.
if (compiler_driver_ != nullptr) {
compiler_driver_->RecordClassStatus(ref, status);
}
}
bool QuickCompilerCallbacks::CanUseOatStatusForVerification(mirror::Class* klass) {
// No dex files: conservatively false.
if (dex_files_ == nullptr) {
return false;
}
// If the class isn't from one of the dex files, accept oat file data.
const DexFile* dex_file = &klass->GetDexFile();
return std::find(dex_files_->begin(), dex_files_->end(), dex_file) == dex_files_->end();
}
} // namespace art