1/*
2 * Copyright 2015 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_JIT_JIT_COMPILER_H_
18#define ART_COMPILER_JIT_JIT_COMPILER_H_
19
20#include "base/mutex.h"
21#include "compiler_callbacks.h"
22#include "compiled_method.h"
23#include "dex/verification_results.h"
24#include "dex/quick/dex_file_to_method_inliner_map.h"
25#include "driver/compiler_driver.h"
26#include "driver/compiler_options.h"
27#include "oat_file.h"
28
29namespace art {
30
31class ArtMethod;
32class InstructionSetFeatures;
33
34namespace jit {
35
36class JitCompiler {
37 public:
38  static JitCompiler* Create();
39  virtual ~JitCompiler();
40  bool CompileMethod(Thread* self, ArtMethod* method)
41      SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
42  // This is in the compiler since the runtime doesn't have access to the compiled method
43  // structures.
44  bool AddToCodeCache(ArtMethod* method, const CompiledMethod* compiled_method,
45                      OatFile::OatMethod* out_method) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
46  CompilerCallbacks* GetCompilerCallbacks() const;
47  size_t GetTotalCompileTime() const {
48    return total_time_;
49  }
50
51 private:
52  uint64_t total_time_;
53  std::unique_ptr<CompilerOptions> compiler_options_;
54  std::unique_ptr<CumulativeLogger> cumulative_logger_;
55  std::unique_ptr<VerificationResults> verification_results_;
56  std::unique_ptr<DexFileToMethodInlinerMap> method_inliner_map_;
57  std::unique_ptr<CompilerCallbacks> callbacks_;
58  std::unique_ptr<CompilerDriver> compiler_driver_;
59  std::unique_ptr<const InstructionSetFeatures> instruction_set_features_;
60
61  explicit JitCompiler();
62  uint8_t* WriteMethodHeaderAndCode(
63      const CompiledMethod* compiled_method, uint8_t* reserve_begin, uint8_t* reserve_end,
64      const uint8_t* mapping_table, const uint8_t* vmap_table, const uint8_t* gc_map);
65  bool MakeExecutable(CompiledMethod* compiled_method, ArtMethod* method)
66      SHARED_LOCKS_REQUIRED(Locks::mutator_lock_);
67
68  DISALLOW_COPY_AND_ASSIGN(JitCompiler);
69};
70
71}  // namespace jit
72}  // namespace art
73
74#endif  // ART_COMPILER_JIT_JIT_COMPILER_H_
75