1 /*
2 * Copyright (C) 2011 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 #include "quick_compiler_callbacks.h"
18
19 #include "aot_class_linker.h"
20 #include "dex/verification_results.h"
21 #include "driver/compiler_driver.h"
22 #include "mirror/class-inl.h"
23
24 namespace art {
25
CreateAotClassLinker(InternTable * intern_table)26 ClassLinker* QuickCompilerCallbacks::CreateAotClassLinker(InternTable* intern_table) {
27 return new AotClassLinker(intern_table);
28 }
29
AddUncompilableMethod(MethodReference ref)30 void QuickCompilerCallbacks::AddUncompilableMethod(MethodReference ref) {
31 if (verification_results_ != nullptr) {
32 verification_results_->AddUncompilableMethod(ref);
33 }
34 }
35
AddUncompilableClass(ClassReference ref)36 void QuickCompilerCallbacks::AddUncompilableClass(ClassReference ref) {
37 if (verification_results_ != nullptr) {
38 verification_results_->AddUncompilableClass(ref);
39 }
40 }
41
ClassRejected(ClassReference ref)42 void QuickCompilerCallbacks::ClassRejected(ClassReference ref) {
43 if (verification_results_ != nullptr) {
44 verification_results_->AddRejectedClass(ref);
45 }
46 }
47
GetPreviousClassState(ClassReference ref)48 ClassStatus QuickCompilerCallbacks::GetPreviousClassState(ClassReference ref) {
49 // If we don't have class unloading enabled in the compiler, we will never see class that were
50 // previously verified. Return false to avoid overhead from the lookup in the compiler driver.
51 if (!does_class_unloading_) {
52 return ClassStatus::kNotReady;
53 }
54 DCHECK(compiler_driver_ != nullptr);
55 // In the case of the verify filter, avoiding verifiying twice.
56 return compiler_driver_->GetClassStatus(ref);
57 }
58
UpdateClassState(ClassReference ref,ClassStatus status)59 void QuickCompilerCallbacks::UpdateClassState(ClassReference ref, ClassStatus status) {
60 // Driver is null when bootstrapping the runtime.
61 if (compiler_driver_ != nullptr) {
62 compiler_driver_->RecordClassStatus(ref, status);
63 }
64 }
65
CanUseOatStatusForVerification(mirror::Class * klass)66 bool QuickCompilerCallbacks::CanUseOatStatusForVerification(mirror::Class* klass) {
67 // No dex files: conservatively false.
68 if (dex_files_ == nullptr) {
69 return false;
70 }
71
72 // If the class isn't from one of the dex files, accept oat file data.
73 const DexFile* dex_file = &klass->GetDexFile();
74 return std::find(dex_files_->begin(), dex_files_->end(), dex_file) == dex_files_->end();
75 }
76
77 } // namespace art
78