verification_results.h revision cb6b0f31ede2275e79e6199ec391147585a37a2a 
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_COMPILER_DEX_VERIFICATION_RESULTS_H_
18#define ART_COMPILER_DEX_VERIFICATION_RESULTS_H_
19
20#include <stdint.h>
21#include <set>
22#include <vector>
23
24#include "base/macros.h"
25#include "base/mutex.h"
26#include "class_reference.h"
27#include "method_reference.h"
28#include "safe_map.h"
29
30namespace art {
31
32namespace verifier {
33class MethodVerifier;
34}  // namespace verifier
35
36class CompilerOptions;
37class VerifiedMethod;
38
39// Used by CompilerCallbacks to track verification information from the Runtime.
40class VerificationResults {
41  public:
42    explicit VerificationResults(const CompilerOptions* compiler_options);
43    ~VerificationResults();
44
45    bool ProcessVerifiedMethod(verifier::MethodVerifier* method_verifier)
46        SHARED_LOCKS_REQUIRED(Locks::mutator_lock_)
47        LOCKS_EXCLUDED(verified_methods_lock_);
48
49    const VerifiedMethod* GetVerifiedMethod(MethodReference ref)
50        LOCKS_EXCLUDED(verified_methods_lock_);
51
52    void AddRejectedClass(ClassReference ref) LOCKS_EXCLUDED(rejected_classes_lock_);
53    bool IsClassRejected(ClassReference ref) LOCKS_EXCLUDED(rejected_classes_lock_);
54
55    bool IsCandidateForCompilation(MethodReference& method_ref,
56                                   const uint32_t access_flags);
57
58  private:
59    const CompilerOptions* const compiler_options_;
60
61    // Verified methods.
62    typedef SafeMap<MethodReference, const VerifiedMethod*,
63        MethodReferenceComparator> VerifiedMethodMap;
64    ReaderWriterMutex verified_methods_lock_ DEFAULT_MUTEX_ACQUIRED_AFTER;
65    VerifiedMethodMap verified_methods_ GUARDED_BY(verified_methods_lock_);
66
67    // Rejected classes.
68    ReaderWriterMutex rejected_classes_lock_ DEFAULT_MUTEX_ACQUIRED_AFTER;
69    std::set<ClassReference> rejected_classes_ GUARDED_BY(rejected_classes_lock_);
70};
71
72}  // namespace art
73
74#endif  // ART_COMPILER_DEX_VERIFICATION_RESULTS_H_
75