Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2014 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_RUNTIME_JIT_JIT_H_ |
| 18 | #define ART_RUNTIME_JIT_JIT_H_ |
| 19 | |
| 20 | #include <unordered_map> |
| 21 | |
| 22 | #include "instrumentation.h" |
| 23 | |
| 24 | #include "atomic.h" |
| 25 | #include "base/macros.h" |
| 26 | #include "base/mutex.h" |
Mathieu Chartier | a4885cb | 2015-03-09 15:38:54 -0700 | [diff] [blame^] | 27 | #include "base/timing_logger.h" |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 28 | #include "gc_root.h" |
| 29 | #include "jni.h" |
| 30 | #include "object_callbacks.h" |
| 31 | #include "thread_pool.h" |
| 32 | |
| 33 | namespace art { |
| 34 | |
| 35 | class CompilerCallbacks; |
| 36 | struct RuntimeArgumentMap; |
| 37 | |
| 38 | namespace jit { |
| 39 | |
| 40 | class JitCodeCache; |
| 41 | class JitInstrumentationCache; |
| 42 | class JitOptions; |
| 43 | |
| 44 | class Jit { |
| 45 | public: |
| 46 | static constexpr bool kStressMode = kIsDebugBuild; |
| 47 | static constexpr size_t kDefaultCompileThreshold = kStressMode ? 1 : 1000; |
| 48 | |
| 49 | virtual ~Jit(); |
| 50 | static Jit* Create(JitOptions* options, std::string* error_msg); |
| 51 | bool CompileMethod(mirror::ArtMethod* method, Thread* self) |
| 52 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 53 | void CreateInstrumentationCache(size_t compile_threshold); |
| 54 | void CreateThreadPool(); |
| 55 | CompilerCallbacks* GetCompilerCallbacks() { |
| 56 | return compiler_callbacks_; |
| 57 | } |
| 58 | const JitCodeCache* GetCodeCache() const { |
| 59 | return code_cache_.get(); |
| 60 | } |
| 61 | JitCodeCache* GetCodeCache() { |
| 62 | return code_cache_.get(); |
| 63 | } |
| 64 | void DeleteThreadPool(); |
Mathieu Chartier | a4885cb | 2015-03-09 15:38:54 -0700 | [diff] [blame^] | 65 | // Dump interesting info: #methods compiled, code vs data size, compile / verify cumulative |
| 66 | // loggers. |
| 67 | void DumpInfo(std::ostream& os); |
| 68 | // Add a timing logger to cumulative_timings_. |
| 69 | void AddTimingLogger(const TimingLogger& logger); |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 70 | |
| 71 | private: |
| 72 | Jit(); |
| 73 | bool LoadCompiler(std::string* error_msg); |
| 74 | |
| 75 | // JIT compiler |
| 76 | void* jit_library_handle_; |
| 77 | void* jit_compiler_handle_; |
| 78 | void* (*jit_load_)(CompilerCallbacks**); |
| 79 | void (*jit_unload_)(void*); |
| 80 | bool (*jit_compile_method_)(void*, mirror::ArtMethod*, Thread*); |
| 81 | |
Mathieu Chartier | a4885cb | 2015-03-09 15:38:54 -0700 | [diff] [blame^] | 82 | // Performance monitoring. |
| 83 | bool dump_info_on_shutdown_; |
| 84 | CumulativeLogger cumulative_timings_; |
| 85 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 86 | std::unique_ptr<jit::JitInstrumentationCache> instrumentation_cache_; |
| 87 | std::unique_ptr<jit::JitCodeCache> code_cache_; |
| 88 | CompilerCallbacks* compiler_callbacks_; // Owned by the jit compiler. |
| 89 | }; |
| 90 | |
| 91 | class JitOptions { |
| 92 | public: |
| 93 | static JitOptions* CreateFromRuntimeArguments(const RuntimeArgumentMap& options); |
| 94 | size_t GetCompileThreshold() const { |
| 95 | return compile_threshold_; |
| 96 | } |
| 97 | size_t GetCodeCacheCapacity() const { |
| 98 | return code_cache_capacity_; |
| 99 | } |
Mathieu Chartier | a4885cb | 2015-03-09 15:38:54 -0700 | [diff] [blame^] | 100 | bool DumpJitInfoOnShutdown() const { |
| 101 | return dump_info_on_shutdown_; |
| 102 | } |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 103 | |
| 104 | private: |
| 105 | size_t code_cache_capacity_; |
| 106 | size_t compile_threshold_; |
Mathieu Chartier | a4885cb | 2015-03-09 15:38:54 -0700 | [diff] [blame^] | 107 | bool dump_info_on_shutdown_; |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 108 | |
Mathieu Chartier | a4885cb | 2015-03-09 15:38:54 -0700 | [diff] [blame^] | 109 | JitOptions() : code_cache_capacity_(0), compile_threshold_(0), dump_info_on_shutdown_(false) { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 110 | } |
| 111 | }; |
| 112 | |
| 113 | } // namespace jit |
| 114 | } // namespace art |
| 115 | |
| 116 | #endif // ART_RUNTIME_JIT_JIT_H_ |