Elliott Hughes | 2faa5f1 | 2012-01-30 14:42:07 -0800 | [diff] [blame] | 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 | */ |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 16 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 17 | #ifndef ART_RUNTIME_RUNTIME_H_ |
| 18 | #define ART_RUNTIME_RUNTIME_H_ |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 19 | |
Elliott Hughes | a0e1806 | 2012-04-13 15:59:59 -0700 | [diff] [blame] | 20 | #include <jni.h> |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 21 | #include <stdio.h> |
| 22 | |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 23 | #include <iosfwd> |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 24 | #include <string> |
Carl Shapiro | fc322c7 | 2011-07-27 00:20:01 -0700 | [diff] [blame] | 25 | #include <utility> |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 26 | #include <vector> |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 27 | |
Elliott Hughes | 7616005 | 2012-12-12 16:31:20 -0800 | [diff] [blame] | 28 | #include "base/macros.h" |
Elliott Hughes | e222ee0 | 2012-12-13 14:41:43 -0800 | [diff] [blame] | 29 | #include "base/stringpiece.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 30 | #include "gc/heap.h" |
Elliott Hughes | a0e1806 | 2012-04-13 15:59:59 -0700 | [diff] [blame] | 31 | #include "globals.h" |
Elliott Hughes | 0f3c553 | 2012-03-30 14:51:51 -0700 | [diff] [blame] | 32 | #include "instruction_set.h" |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 33 | #include "instrumentation.h" |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 34 | #include "jobject_comparator.h" |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 35 | #include "locks.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 36 | #include "root_visitor.h" |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 37 | #include "runtime_stats.h" |
Elliott Hughes | a0e1806 | 2012-04-13 15:59:59 -0700 | [diff] [blame] | 38 | #include "safe_map.h" |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 39 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 40 | namespace art { |
| 41 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 42 | namespace gc { |
| 43 | class Heap; |
| 44 | } |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 45 | namespace mirror { |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 46 | class AbstractMethod; |
| 47 | class ClassLoader; |
| 48 | template<class T> class PrimitiveArray; |
| 49 | typedef PrimitiveArray<int8_t> ByteArray; |
| 50 | class String; |
| 51 | class Throwable; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 52 | } // namespace mirror |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 53 | class ClassLinker; |
Carl Shapiro | fc322c7 | 2011-07-27 00:20:01 -0700 | [diff] [blame] | 54 | class DexFile; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 55 | class InternTable; |
Ian Rogers | 1b09b09 | 2012-08-20 15:35:52 -0700 | [diff] [blame] | 56 | struct JavaVMExt; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 57 | class MonitorList; |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 58 | class SignalCatcher; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 59 | class ThreadList; |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 60 | class Trace; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 61 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 62 | class Runtime { |
| 63 | public: |
Elliott Hughes | f1a5adc | 2012-02-10 18:09:35 -0800 | [diff] [blame] | 64 | typedef std::vector<std::pair<std::string, const void*> > Options; |
Brian Carlstrom | 8a43659 | 2011-08-15 21:27:23 -0700 | [diff] [blame] | 65 | |
Elliott Hughes | 2010a60 | 2013-07-02 14:17:23 -0700 | [diff] [blame] | 66 | // In small mode, apps with fewer than this number of methods will be compiled |
Anwar Ghuloum | c44f68f | 2013-05-10 13:24:54 -0700 | [diff] [blame] | 67 | // anyways. |
Anwar Ghuloum | 9754368 | 2013-06-14 12:58:16 -0700 | [diff] [blame] | 68 | // TODO: come up with a reasonable default. |
Anwar Ghuloum | c44f68f | 2013-05-10 13:24:54 -0700 | [diff] [blame] | 69 | static const size_t kDefaultSmallModeMethodThreshold = 0; |
| 70 | |
| 71 | // In small mode, methods smaller than this dex op count limit will get compiled |
| 72 | // anyways. |
Anwar Ghuloum | 9754368 | 2013-06-14 12:58:16 -0700 | [diff] [blame] | 73 | // TODO: come up with a reasonable default. |
| 74 | static const size_t kDefaultSmallModeMethodDexSizeLimit = 300; |
Anwar Ghuloum | 8447d84 | 2013-04-30 17:27:40 -0700 | [diff] [blame] | 75 | |
Brian Carlstrom | 8a43659 | 2011-08-15 21:27:23 -0700 | [diff] [blame] | 76 | class ParsedOptions { |
| 77 | public: |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 78 | // returns null if problem parsing and ignore_unrecognized is false |
| 79 | static ParsedOptions* Create(const Options& options, bool ignore_unrecognized); |
Brian Carlstrom | 8a43659 | 2011-08-15 21:27:23 -0700 | [diff] [blame] | 80 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 81 | const std::vector<const DexFile*>* boot_class_path_; |
| 82 | std::string boot_class_path_string_; |
| 83 | std::string class_path_string_; |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 84 | std::string host_prefix_; |
Brian Carlstrom | 223f20f | 2012-02-04 23:06:55 -0800 | [diff] [blame] | 85 | std::string image_; |
Elliott Hughes | 515a5bc | 2011-08-17 11:08:34 -0700 | [diff] [blame] | 86 | bool check_jni_; |
Elliott Hughes | a095764 | 2011-09-02 14:27:33 -0700 | [diff] [blame] | 87 | std::string jni_trace_; |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 88 | bool is_compiler_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 89 | bool is_zygote_; |
Ian Rogers | 50ffee2 | 2012-11-20 11:47:44 -0800 | [diff] [blame] | 90 | bool interpreter_only_; |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 91 | bool is_concurrent_gc_enabled_; |
Brian Carlstrom | 8a43659 | 2011-08-15 21:27:23 -0700 | [diff] [blame] | 92 | size_t heap_initial_size_; |
| 93 | size_t heap_maximum_size_; |
jeffhao | c116070 | 2011-10-27 15:48:45 -0700 | [diff] [blame] | 94 | size_t heap_growth_limit_; |
Mathieu Chartier | 0051be6 | 2012-10-12 17:47:11 -0700 | [diff] [blame] | 95 | size_t heap_min_free_; |
| 96 | size_t heap_max_free_; |
| 97 | double heap_target_utilization_; |
Brian Carlstrom | f734cf5 | 2011-08-17 16:28:14 -0700 | [diff] [blame] | 98 | size_t stack_size_; |
Elliott Hughes | bb1e8f0 | 2011-10-18 14:14:25 -0700 | [diff] [blame] | 99 | size_t lock_profiling_threshold_; |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 100 | std::string stack_trace_file_; |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 101 | bool method_trace_; |
| 102 | std::string method_trace_file_; |
| 103 | size_t method_trace_file_size_; |
Elliott Hughes | fc86162 | 2011-10-17 17:57:47 -0700 | [diff] [blame] | 104 | bool (*hook_is_sensitive_thread_)(); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 105 | jint (*hook_vfprintf_)(FILE* stream, const char* format, va_list ap); |
| 106 | void (*hook_exit_)(jint status); |
| 107 | void (*hook_abort_)(); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 108 | std::vector<std::string> properties_; |
Anwar Ghuloum | 8447d84 | 2013-04-30 17:27:40 -0700 | [diff] [blame] | 109 | bool small_mode_; |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 110 | |
Anwar Ghuloum | 8447d84 | 2013-04-30 17:27:40 -0700 | [diff] [blame] | 111 | size_t small_mode_method_threshold_; |
| 112 | size_t small_mode_method_dex_size_limit_; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 113 | |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 114 | bool sea_ir_mode_; |
| 115 | |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 116 | private: |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 117 | ParsedOptions() {} |
Brian Carlstrom | 8a43659 | 2011-08-15 21:27:23 -0700 | [diff] [blame] | 118 | }; |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 119 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 120 | // Creates and initializes a new runtime. |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 121 | static bool Create(const Options& options, bool ignore_unrecognized) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 122 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 123 | |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 124 | bool IsCompiler() const { |
| 125 | return is_compiler_; |
| 126 | } |
| 127 | |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 128 | bool IsZygote() const { |
| 129 | return is_zygote_; |
| 130 | } |
| 131 | |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 132 | bool IsConcurrentGcEnabled() const { |
| 133 | return is_concurrent_gc_enabled_; |
| 134 | } |
| 135 | |
Brian Carlstrom | 51c2467 | 2013-07-11 16:00:56 -0700 | [diff] [blame] | 136 | #ifdef ART_SEA_IR_MODE |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 137 | bool IsSeaIRMode() const { |
| 138 | return sea_ir_mode_; |
| 139 | } |
Brian Carlstrom | 51c2467 | 2013-07-11 16:00:56 -0700 | [diff] [blame] | 140 | #endif |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 141 | |
| 142 | void SetSeaIRMode(bool sea_ir_mode) { |
| 143 | sea_ir_mode_ = sea_ir_mode; |
| 144 | } |
| 145 | |
Anwar Ghuloum | 8447d84 | 2013-04-30 17:27:40 -0700 | [diff] [blame] | 146 | bool IsSmallMode() const { |
| 147 | return small_mode_; |
| 148 | } |
| 149 | |
| 150 | |
| 151 | void SetSmallMode(bool small_mode) { |
| 152 | small_mode_ = small_mode; |
| 153 | } |
| 154 | |
| 155 | size_t GetSmallModeMethodThreshold() const { |
| 156 | return small_mode_method_threshold_; |
| 157 | } |
| 158 | |
| 159 | size_t GetSmallModeMethodDexSizeLimit() const { |
| 160 | return small_mode_method_dex_size_limit_; |
| 161 | } |
| 162 | |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 163 | const std::string& GetHostPrefix() const { |
Elliott Hughes | 307f75d | 2011-10-12 18:04:40 -0700 | [diff] [blame] | 164 | DCHECK(!IsStarted()); |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 165 | return host_prefix_; |
| 166 | } |
| 167 | |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 168 | // Starts a runtime, which may cause threads to be started and code to run. |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 169 | bool Start() UNLOCK_FUNCTION(Locks::mutator_lock_); |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 170 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 171 | bool IsShuttingDown() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 172 | return shutting_down_; |
| 173 | } |
| 174 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 175 | size_t NumberOfThreadsBeingBorn() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
| 176 | return threads_being_born_; |
| 177 | } |
| 178 | |
| 179 | void StartThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
| 180 | threads_being_born_++; |
| 181 | } |
| 182 | |
| 183 | void EndThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_); |
| 184 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 185 | bool IsStarted() const { |
| 186 | return started_; |
| 187 | } |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 188 | |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 189 | bool IsFinishedStarting() const { |
| 190 | return finished_starting_; |
| 191 | } |
| 192 | |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 193 | static Runtime* Current() { |
| 194 | return instance_; |
| 195 | } |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 196 | |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 197 | // Aborts semi-cleanly. Used in the implementation of LOG(FATAL), which most |
| 198 | // callers should prefer. |
| 199 | // This isn't marked ((noreturn)) because then gcc will merge multiple calls |
| 200 | // in a single function together. This reduces code size slightly, but means |
| 201 | // that the native stack trace we get may point at the wrong call site. |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 202 | static void Abort() LOCKS_EXCLUDED(Locks::abort_lock_); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 203 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 204 | // Returns the "main" ThreadGroup, used when attaching user threads. |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 205 | jobject GetMainThreadGroup() const; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 206 | |
| 207 | // Returns the "system" ThreadGroup, used when attaching our internal threads. |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 208 | jobject GetSystemThreadGroup() const; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 209 | |
Elliott Hughes | 462c944 | 2012-03-23 18:47:50 -0700 | [diff] [blame] | 210 | // Attaches the calling native thread to the runtime. |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 211 | bool AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, |
| 212 | bool create_peer); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 213 | |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 214 | void CallExitHook(jint status); |
| 215 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 216 | // Detaches the current native thread from the runtime. |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 217 | void DetachCurrentThread() LOCKS_EXCLUDED(Locks::mutator_lock_); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 218 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 219 | void DumpForSigQuit(std::ostream& os) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 220 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 221 | void DumpLockHolders(std::ostream& os); |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 222 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 223 | ~Runtime(); |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 224 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 225 | const std::string& GetBootClassPathString() const { |
| 226 | return boot_class_path_string_; |
| 227 | } |
| 228 | |
| 229 | const std::string& GetClassPathString() const { |
| 230 | return class_path_string_; |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 231 | } |
| 232 | |
| 233 | ClassLinker* GetClassLinker() const { |
Carl Shapiro | 7a90959 | 2011-07-24 19:21:59 -0700 | [diff] [blame] | 234 | return class_linker_; |
| 235 | } |
| 236 | |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 237 | size_t GetDefaultStackSize() const { |
| 238 | return default_stack_size_; |
| 239 | } |
| 240 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 241 | gc::Heap* GetHeap() const { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 242 | return heap_; |
| 243 | } |
| 244 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 245 | InternTable* GetInternTable() const { |
| 246 | return intern_table_; |
| 247 | } |
| 248 | |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 249 | JavaVMExt* GetJavaVM() const { |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 250 | return java_vm_; |
Elliott Hughes | f2682d5 | 2011-08-15 16:37:04 -0700 | [diff] [blame] | 251 | } |
| 252 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 253 | MonitorList* GetMonitorList() const { |
| 254 | return monitor_list_; |
| 255 | } |
| 256 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 257 | mirror::Throwable* GetPreAllocatedOutOfMemoryError() { |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 258 | return pre_allocated_OutOfMemoryError_; |
| 259 | } |
| 260 | |
| 261 | const std::vector<std::string>& GetProperties() const { |
| 262 | return properties_; |
| 263 | } |
| 264 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 265 | ThreadList* GetThreadList() const { |
| 266 | return thread_list_; |
| 267 | } |
| 268 | |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 269 | const char* GetVersion() const { |
| 270 | return "2.0.0"; |
| 271 | } |
| 272 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 273 | // Visit all the roots. If only_dirty is true then non-dirty roots won't be visited. If |
| 274 | // clean_dirty is true then dirty roots will be marked as non-dirty after visiting. |
| 275 | void VisitRoots(RootVisitor* visitor, void* arg, bool only_dirty, bool clean_dirty) |
| 276 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 277 | |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 278 | // Visit all of the roots we can do safely do concurrently. |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 279 | void VisitConcurrentRoots(RootVisitor* visitor, void* arg, bool only_dirty, bool clean_dirty); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 280 | |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 281 | // Visit all of the non thread roots, we can do this with mutators unpaused. |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 282 | void VisitNonThreadRoots(RootVisitor* visitor, void* arg); |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 283 | |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 284 | // Visit all other roots which must be done with mutators suspended. |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 285 | void VisitNonConcurrentRoots(RootVisitor* visitor, void* arg) |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 286 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 287 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 288 | // Returns a special method that calls into a trampoline for runtime method resolution |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 289 | mirror::AbstractMethod* GetResolutionMethod() const { |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 290 | CHECK(HasResolutionMethod()); |
| 291 | return resolution_method_; |
| 292 | } |
| 293 | |
| 294 | bool HasResolutionMethod() const { |
| 295 | return resolution_method_ != NULL; |
| 296 | } |
| 297 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 298 | void SetResolutionMethod(mirror::AbstractMethod* method) { |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 299 | resolution_method_ = method; |
| 300 | } |
| 301 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 302 | mirror::AbstractMethod* CreateResolutionMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 303 | |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 304 | // Returns a special method that describes all callee saves being spilled to the stack. |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 305 | enum CalleeSaveType { |
| 306 | kSaveAll, |
| 307 | kRefsOnly, |
| 308 | kRefsAndArgs, |
| 309 | kLastCalleeSaveType // Value used for iteration |
| 310 | }; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 311 | |
| 312 | bool HasCalleeSaveMethod(CalleeSaveType type) const { |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 313 | return callee_save_methods_[type] != NULL; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 314 | } |
| 315 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 316 | mirror::AbstractMethod* GetCalleeSaveMethod(CalleeSaveType type) const { |
Ian Rogers | df1ce91 | 2012-11-27 17:07:11 -0800 | [diff] [blame] | 317 | DCHECK(HasCalleeSaveMethod(type)); |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 318 | return callee_save_methods_[type]; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 319 | } |
| 320 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 321 | void SetCalleeSaveMethod(mirror::AbstractMethod* method, CalleeSaveType type); |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 322 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 323 | mirror::AbstractMethod* CreateCalleeSaveMethod(InstructionSet instruction_set, |
| 324 | CalleeSaveType type) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 325 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 326 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 327 | mirror::AbstractMethod* CreateRefOnlyCalleeSaveMethod(InstructionSet instruction_set) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 328 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 329 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 330 | mirror::AbstractMethod* CreateRefAndArgsCalleeSaveMethod(InstructionSet instruction_set) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 331 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 332 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 333 | int32_t GetStat(int kind); |
| 334 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 335 | RuntimeStats* GetStats() { |
| 336 | return &stats_; |
| 337 | } |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 338 | |
| 339 | bool HasStatsEnabled() const { |
| 340 | return stats_enabled_; |
| 341 | } |
| 342 | |
| 343 | void ResetStats(int kinds); |
| 344 | |
| 345 | void SetStatsEnabled(bool new_state); |
| 346 | |
Mathieu Chartier | cc236d7 | 2012-07-20 10:29:05 -0700 | [diff] [blame] | 347 | bool PreZygoteFork(); |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 348 | bool InitZygote(); |
| 349 | void DidForkFromZygote(); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 350 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 351 | instrumentation::Instrumentation* GetInstrumentation() { |
| 352 | return &instrumentation_; |
| 353 | } |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 354 | |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 355 | bool UseCompileTimeClassPath() const { |
| 356 | return use_compile_time_class_path_; |
| 357 | } |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 358 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 359 | const std::vector<const DexFile*>& GetCompileTimeClassPath(jobject class_loader); |
| 360 | void SetCompileTimeClassPath(jobject class_loader, std::vector<const DexFile*>& class_path); |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 361 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 362 | private: |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 363 | static void InitPlatformSignalHandlers(); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 364 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 365 | Runtime(); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 366 | |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 367 | void BlockSignals(); |
| 368 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 369 | bool Init(const Options& options, bool ignore_unrecognized) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 370 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
| 371 | void InitNativeMethods() LOCKS_EXCLUDED(Locks::mutator_lock_); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 372 | void InitThreadGroups(Thread* self); |
Elliott Hughes | ff17f1f | 2012-01-24 18:12:29 -0800 | [diff] [blame] | 373 | void RegisterRuntimeNativeMethods(JNIEnv* env); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 374 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 375 | void StartDaemonThreads(); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 376 | void StartSignalCatcher(); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 377 | |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 378 | // A pointer to the active runtime or NULL. |
| 379 | static Runtime* instance_; |
| 380 | |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 381 | bool is_compiler_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 382 | bool is_zygote_; |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 383 | bool is_concurrent_gc_enabled_; |
Brian Carlstrom | 0a5b14d | 2011-09-27 13:29:15 -0700 | [diff] [blame] | 384 | |
Anwar Ghuloum | 8447d84 | 2013-04-30 17:27:40 -0700 | [diff] [blame] | 385 | bool small_mode_; |
| 386 | size_t small_mode_method_threshold_; |
| 387 | size_t small_mode_method_dex_size_limit_; |
| 388 | |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 389 | bool sea_ir_mode_; |
| 390 | |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 391 | // The host prefix is used during cross compilation. It is removed |
| 392 | // from the start of host paths such as: |
Brian Carlstrom | 29e7ac7 | 2011-12-05 23:42:57 -0800 | [diff] [blame] | 393 | // $ANDROID_PRODUCT_OUT/system/framework/boot.oat |
Brian Carlstrom | 34f426c | 2011-10-04 12:58:02 -0700 | [diff] [blame] | 394 | // to produce target paths such as |
Brian Carlstrom | 47a0d5a | 2011-10-12 21:20:05 -0700 | [diff] [blame] | 395 | // /system/framework/boot.oat |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 396 | // Similarly it is prepended to target paths to arrive back at a |
| 397 | // host past. In both cases this is necessary because image and oat |
| 398 | // files embedded expect paths of dependent files (an image points |
| 399 | // to an oat file and an oat files to one or more dex files). These |
| 400 | // files contain the expected target path. |
| 401 | std::string host_prefix_; |
| 402 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 403 | std::string boot_class_path_string_; |
| 404 | std::string class_path_string_; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 405 | std::vector<std::string> properties_; |
| 406 | |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 407 | // The default stack size for managed threads created by the runtime. |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 408 | size_t default_stack_size_; |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 409 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 410 | gc::Heap* heap_; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 411 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 412 | MonitorList* monitor_list_; |
| 413 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 414 | ThreadList* thread_list_; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 415 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 416 | InternTable* intern_table_; |
| 417 | |
Brian Carlstrom | b0460ea | 2011-07-29 10:08:05 -0700 | [diff] [blame] | 418 | ClassLinker* class_linker_; |
| 419 | |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 420 | SignalCatcher* signal_catcher_; |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 421 | std::string stack_trace_file_; |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 422 | |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 423 | JavaVMExt* java_vm_; |
Elliott Hughes | f2682d5 | 2011-08-15 16:37:04 -0700 | [diff] [blame] | 424 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 425 | mirror::Throwable* pre_allocated_OutOfMemoryError_; |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 426 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 427 | mirror::AbstractMethod* callee_save_methods_[kLastCalleeSaveType]; |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 428 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 429 | mirror::AbstractMethod* resolution_method_; |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 430 | |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 431 | // As returned by ClassLoader.getSystemClassLoader() |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 432 | mirror::ClassLoader* system_class_loader_; |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 433 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 434 | // A non-zero value indicates that a thread has been created but not yet initialized. Guarded by |
| 435 | // the shutdown lock so that threads aren't born while we're shutting down. |
| 436 | size_t threads_being_born_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 437 | |
| 438 | // Waited upon until no threads are being born. |
| 439 | UniquePtr<ConditionVariable> shutdown_cond_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 440 | |
| 441 | // Set when runtime shutdown is past the point that new threads may attach. |
| 442 | bool shutting_down_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 443 | |
| 444 | // The runtime is starting to shutdown but is blocked waiting on shutdown_cond_. |
| 445 | bool shutting_down_started_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 446 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 447 | bool started_; |
| 448 | |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 449 | // New flag added which tells us if the runtime has finished starting. If |
| 450 | // this flag is set then the Daemon threads are created and the class loader |
| 451 | // is created. This flag is needed for knowing if its safe to request CMS. |
| 452 | bool finished_starting_; |
| 453 | |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 454 | // Hooks supported by JNI_CreateJavaVM |
| 455 | jint (*vfprintf_)(FILE* stream, const char* format, va_list ap); |
| 456 | void (*exit_)(jint status); |
| 457 | void (*abort_)(); |
| 458 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 459 | bool stats_enabled_; |
| 460 | RuntimeStats stats_; |
| 461 | |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 462 | bool method_trace_; |
| 463 | std::string method_trace_file_; |
| 464 | size_t method_trace_file_size_; |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 465 | instrumentation::Instrumentation instrumentation_; |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 466 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 467 | typedef SafeMap<jobject, std::vector<const DexFile*>, JobjectComparator> CompileTimeClassPaths; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 468 | CompileTimeClassPaths compile_time_class_paths_; |
| 469 | bool use_compile_time_class_path_; |
Elliott Hughes | 131aef8 | 2012-01-27 11:53:35 -0800 | [diff] [blame] | 470 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 471 | jobject main_thread_group_; |
| 472 | jobject system_thread_group_; |
| 473 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 474 | DISALLOW_COPY_AND_ASSIGN(Runtime); |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 475 | }; |
| 476 | |
| 477 | } // namespace art |
| 478 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 479 | #endif // ART_RUNTIME_RUNTIME_H_ |