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" |
Mathieu Chartier | 0de9f73 | 2013-11-22 17:58:48 -0800 | [diff] [blame] | 30 | #include "gc/collector_type.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 31 | #include "gc/heap.h" |
Elliott Hughes | a0e1806 | 2012-04-13 15:59:59 -0700 | [diff] [blame] | 32 | #include "globals.h" |
Elliott Hughes | 0f3c553 | 2012-03-30 14:51:51 -0700 | [diff] [blame] | 33 | #include "instruction_set.h" |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 34 | #include "instrumentation.h" |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 35 | #include "jobject_comparator.h" |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 36 | #include "object_callbacks.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 37 | #include "quick/quick_method_frame_info.h" |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 38 | #include "runtime_stats.h" |
Elliott Hughes | a0e1806 | 2012-04-13 15:59:59 -0700 | [diff] [blame] | 39 | #include "safe_map.h" |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 40 | #include "fault_handler.h" |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 41 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 42 | namespace art { |
| 43 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 44 | namespace gc { |
| 45 | class Heap; |
| 46 | } |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 47 | namespace mirror { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 48 | class ArtMethod; |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 49 | class ClassLoader; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 50 | class Array; |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 51 | template<class T> class ObjectArray; |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 52 | template<class T> class PrimitiveArray; |
| 53 | typedef PrimitiveArray<int8_t> ByteArray; |
| 54 | class String; |
| 55 | class Throwable; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 56 | } // namespace mirror |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 57 | namespace verifier { |
| 58 | class MethodVerifier; |
| 59 | } |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 60 | class ClassLinker; |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 61 | class CompilerCallbacks; |
Carl Shapiro | fc322c7 | 2011-07-27 00:20:01 -0700 | [diff] [blame] | 62 | class DexFile; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 63 | class InternTable; |
Ian Rogers | b48b9eb | 2014-02-28 16:20:21 -0800 | [diff] [blame] | 64 | class JavaVMExt; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 65 | class MonitorList; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 66 | class MonitorPool; |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 67 | class SignalCatcher; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 68 | class ThreadList; |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 69 | class Trace; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 70 | class Transaction; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 71 | |
Mathieu Chartier | 661974a | 2014-01-09 11:23:53 -0800 | [diff] [blame] | 72 | // Not all combinations of flags are valid. You may not visit all roots as well as the new roots |
| 73 | // (no logical reason to do this). You also may not start logging new roots and stop logging new |
| 74 | // roots (also no logical reason to do this). |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 75 | enum VisitRootFlags : uint8_t { |
| 76 | kVisitRootFlagAllRoots = 0x1, |
| 77 | kVisitRootFlagNewRoots = 0x2, |
| 78 | kVisitRootFlagStartLoggingNewRoots = 0x4, |
| 79 | kVisitRootFlagStopLoggingNewRoots = 0x8, |
| 80 | kVisitRootFlagClearRootLog = 0x10, |
| 81 | }; |
| 82 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 83 | class Runtime { |
| 84 | public: |
Elliott Hughes | f1a5adc | 2012-02-10 18:09:35 -0800 | [diff] [blame] | 85 | typedef std::vector<std::pair<std::string, const void*> > Options; |
Brian Carlstrom | 8a43659 | 2011-08-15 21:27:23 -0700 | [diff] [blame] | 86 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 87 | // Creates and initializes a new runtime. |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 88 | static bool Create(const Options& options, bool ignore_unrecognized) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 89 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 90 | |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 91 | bool IsCompiler() const { |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 92 | return compiler_callbacks_ != nullptr; |
| 93 | } |
| 94 | |
| 95 | CompilerCallbacks* GetCompilerCallbacks() { |
| 96 | return compiler_callbacks_; |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 97 | } |
| 98 | |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 99 | bool IsZygote() const { |
| 100 | return is_zygote_; |
| 101 | } |
| 102 | |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 103 | bool IsExplicitGcDisabled() const { |
| 104 | return is_explicit_gc_disabled_; |
| 105 | } |
| 106 | |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 107 | const std::vector<std::string>& GetCompilerOptions() const { |
| 108 | return compiler_options_; |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 109 | } |
| 110 | |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 111 | const std::vector<std::string>& GetImageCompilerOptions() const { |
| 112 | return image_compiler_options_; |
Anwar Ghuloum | 8447d84 | 2013-04-30 17:27:40 -0700 | [diff] [blame] | 113 | } |
| 114 | |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 115 | // 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] | 116 | bool Start() UNLOCK_FUNCTION(Locks::mutator_lock_); |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 117 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 118 | bool IsShuttingDown(Thread* self); |
| 119 | bool IsShuttingDownLocked() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 120 | return shutting_down_; |
| 121 | } |
| 122 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 123 | size_t NumberOfThreadsBeingBorn() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
| 124 | return threads_being_born_; |
| 125 | } |
| 126 | |
| 127 | void StartThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
| 128 | threads_being_born_++; |
| 129 | } |
| 130 | |
| 131 | void EndThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_); |
| 132 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 133 | bool IsStarted() const { |
| 134 | return started_; |
| 135 | } |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 136 | |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 137 | bool IsFinishedStarting() const { |
| 138 | return finished_starting_; |
| 139 | } |
| 140 | |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 141 | static Runtime* Current() { |
| 142 | return instance_; |
| 143 | } |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 144 | |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 145 | // Aborts semi-cleanly. Used in the implementation of LOG(FATAL), which most |
| 146 | // callers should prefer. |
| 147 | // This isn't marked ((noreturn)) because then gcc will merge multiple calls |
| 148 | // in a single function together. This reduces code size slightly, but means |
| 149 | // 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] | 150 | static void Abort() LOCKS_EXCLUDED(Locks::abort_lock_); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 151 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 152 | // Returns the "main" ThreadGroup, used when attaching user threads. |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 153 | jobject GetMainThreadGroup() const; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 154 | |
| 155 | // Returns the "system" ThreadGroup, used when attaching our internal threads. |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 156 | jobject GetSystemThreadGroup() const; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 157 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 158 | // Returns the system ClassLoader which represents the CLASSPATH. |
| 159 | jobject GetSystemClassLoader() const; |
| 160 | |
Elliott Hughes | 462c944 | 2012-03-23 18:47:50 -0700 | [diff] [blame] | 161 | // Attaches the calling native thread to the runtime. |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 162 | bool AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, |
| 163 | bool create_peer); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 164 | |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 165 | void CallExitHook(jint status); |
| 166 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 167 | // Detaches the current native thread from the runtime. |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 168 | void DetachCurrentThread() LOCKS_EXCLUDED(Locks::mutator_lock_); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 169 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 170 | void DumpForSigQuit(std::ostream& os) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 171 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 172 | void DumpLockHolders(std::ostream& os); |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 173 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 174 | ~Runtime(); |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 175 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 176 | const std::string& GetBootClassPathString() const { |
| 177 | return boot_class_path_string_; |
| 178 | } |
| 179 | |
| 180 | const std::string& GetClassPathString() const { |
| 181 | return class_path_string_; |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 182 | } |
| 183 | |
| 184 | ClassLinker* GetClassLinker() const { |
Carl Shapiro | 7a90959 | 2011-07-24 19:21:59 -0700 | [diff] [blame] | 185 | return class_linker_; |
| 186 | } |
| 187 | |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 188 | size_t GetDefaultStackSize() const { |
| 189 | return default_stack_size_; |
| 190 | } |
| 191 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 192 | gc::Heap* GetHeap() const { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 193 | return heap_; |
| 194 | } |
| 195 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 196 | InternTable* GetInternTable() const { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 197 | DCHECK(intern_table_ != NULL); |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 198 | return intern_table_; |
| 199 | } |
| 200 | |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 201 | JavaVMExt* GetJavaVM() const { |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 202 | return java_vm_; |
Elliott Hughes | f2682d5 | 2011-08-15 16:37:04 -0700 | [diff] [blame] | 203 | } |
| 204 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 205 | size_t GetMaxSpinsBeforeThinkLockInflation() const { |
| 206 | return max_spins_before_thin_lock_inflation_; |
| 207 | } |
| 208 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 209 | MonitorList* GetMonitorList() const { |
| 210 | return monitor_list_; |
| 211 | } |
| 212 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 213 | MonitorPool* GetMonitorPool() const { |
| 214 | return monitor_pool_; |
| 215 | } |
| 216 | |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 217 | mirror::Throwable* GetPreAllocatedOutOfMemoryError() const |
| 218 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 219 | |
| 220 | const std::vector<std::string>& GetProperties() const { |
| 221 | return properties_; |
| 222 | } |
| 223 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 224 | ThreadList* GetThreadList() const { |
| 225 | return thread_list_; |
| 226 | } |
| 227 | |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 228 | static const char* GetVersion() { |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 229 | return "2.0.0"; |
| 230 | } |
| 231 | |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 232 | void DisallowNewSystemWeaks() EXCLUSIVE_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 233 | void AllowNewSystemWeaks() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 234 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 235 | // Visit all the roots. If only_dirty is true then non-dirty roots won't be visited. If |
| 236 | // clean_dirty is true then dirty roots will be marked as non-dirty after visiting. |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 237 | void VisitRoots(RootCallback* visitor, void* arg, VisitRootFlags flags = kVisitRootFlagAllRoots) |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 238 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 239 | |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 240 | // Visit all of the roots we can do safely do concurrently. |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 241 | void VisitConcurrentRoots(RootCallback* visitor, void* arg, |
| 242 | VisitRootFlags flags = kVisitRootFlagAllRoots) |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 243 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 244 | |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 245 | // Visit all of the non thread roots, we can do this with mutators unpaused. |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 246 | void VisitNonThreadRoots(RootCallback* visitor, void* arg) |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 247 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 248 | |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 249 | // Visit all other roots which must be done with mutators suspended. |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 250 | void VisitNonConcurrentRoots(RootCallback* visitor, void* arg) |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 251 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 252 | |
Mathieu Chartier | 6aa3df9 | 2013-09-17 15:17:28 -0700 | [diff] [blame] | 253 | // Sweep system weaks, the system weak is deleted if the visitor return nullptr. Otherwise, the |
| 254 | // system weak is updated to be the visitor's returned value. |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 255 | void SweepSystemWeaks(IsMarkedCallback* visitor, void* arg) |
Mathieu Chartier | ad2541a | 2013-10-25 10:05:23 -0700 | [diff] [blame] | 256 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 6aa3df9 | 2013-09-17 15:17:28 -0700 | [diff] [blame] | 257 | |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 258 | // Constant roots are the roots which never change after the runtime is initialized, they only |
| 259 | // need to be visited once per GC cycle. |
| 260 | void VisitConstantRoots(RootCallback* callback, void* arg) |
| 261 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 262 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 263 | // Returns a special method that calls into a trampoline for runtime method resolution |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 264 | mirror::ArtMethod* GetResolutionMethod() const { |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 265 | CHECK(HasResolutionMethod()); |
| 266 | return resolution_method_; |
| 267 | } |
| 268 | |
| 269 | bool HasResolutionMethod() const { |
| 270 | return resolution_method_ != NULL; |
| 271 | } |
| 272 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 273 | void SetResolutionMethod(mirror::ArtMethod* method) { |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 274 | resolution_method_ = method; |
| 275 | } |
| 276 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 277 | mirror::ArtMethod* CreateResolutionMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 278 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 279 | // Returns a special method that calls into a trampoline for runtime imt conflicts |
| 280 | mirror::ArtMethod* GetImtConflictMethod() const { |
| 281 | CHECK(HasImtConflictMethod()); |
| 282 | return imt_conflict_method_; |
| 283 | } |
| 284 | |
| 285 | bool HasImtConflictMethod() const { |
| 286 | return imt_conflict_method_ != NULL; |
| 287 | } |
| 288 | |
| 289 | void SetImtConflictMethod(mirror::ArtMethod* method) { |
| 290 | imt_conflict_method_ = method; |
| 291 | } |
| 292 | |
| 293 | mirror::ArtMethod* CreateImtConflictMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 294 | |
| 295 | // Returns an imt with every entry set to conflict, used as default imt for all classes. |
| 296 | mirror::ObjectArray<mirror::ArtMethod>* GetDefaultImt() const { |
| 297 | CHECK(HasDefaultImt()); |
| 298 | return default_imt_; |
| 299 | } |
| 300 | |
| 301 | bool HasDefaultImt() const { |
| 302 | return default_imt_ != NULL; |
| 303 | } |
| 304 | |
| 305 | void SetDefaultImt(mirror::ObjectArray<mirror::ArtMethod>* imt) { |
| 306 | default_imt_ = imt; |
| 307 | } |
| 308 | |
| 309 | mirror::ObjectArray<mirror::ArtMethod>* CreateDefaultImt(ClassLinker* cl) |
| 310 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 311 | |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 312 | // 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] | 313 | enum CalleeSaveType { |
| 314 | kSaveAll, |
| 315 | kRefsOnly, |
| 316 | kRefsAndArgs, |
| 317 | kLastCalleeSaveType // Value used for iteration |
| 318 | }; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 319 | |
| 320 | bool HasCalleeSaveMethod(CalleeSaveType type) const { |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 321 | return callee_save_methods_[type] != NULL; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 322 | } |
| 323 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 324 | mirror::ArtMethod* GetCalleeSaveMethod(CalleeSaveType type) const { |
Ian Rogers | df1ce91 | 2012-11-27 17:07:11 -0800 | [diff] [blame] | 325 | DCHECK(HasCalleeSaveMethod(type)); |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 326 | return callee_save_methods_[type]; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 327 | } |
| 328 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 329 | QuickMethodFrameInfo GetCalleeSaveMethodFrameInfo(CalleeSaveType type) const { |
| 330 | return callee_save_method_frame_infos_[type]; |
| 331 | } |
| 332 | |
| 333 | QuickMethodFrameInfo GetRuntimeMethodFrameInfo(mirror::ArtMethod* method) const; |
| 334 | |
Ian Rogers | 936b37f | 2014-02-14 00:52:24 -0800 | [diff] [blame] | 335 | static size_t GetCalleeSaveMethodOffset(CalleeSaveType type) { |
| 336 | return OFFSETOF_MEMBER(Runtime, callee_save_methods_[type]); |
| 337 | } |
| 338 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 339 | InstructionSet GetInstructionSet() const { |
| 340 | return instruction_set_; |
| 341 | } |
| 342 | |
| 343 | void SetInstructionSet(InstructionSet instruction_set); |
| 344 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 345 | void SetCalleeSaveMethod(mirror::ArtMethod* method, CalleeSaveType type); |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 346 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 347 | mirror::ArtMethod* CreateCalleeSaveMethod(CalleeSaveType type) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 348 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 349 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 350 | int32_t GetStat(int kind); |
| 351 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 352 | RuntimeStats* GetStats() { |
| 353 | return &stats_; |
| 354 | } |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 355 | |
| 356 | bool HasStatsEnabled() const { |
| 357 | return stats_enabled_; |
| 358 | } |
| 359 | |
| 360 | void ResetStats(int kinds); |
| 361 | |
| 362 | void SetStatsEnabled(bool new_state); |
| 363 | |
Narayan Kamath | 3de95a7 | 2014-04-02 12:54:23 +0100 | [diff] [blame] | 364 | void PreZygoteFork(); |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 365 | bool InitZygote(); |
| 366 | void DidForkFromZygote(); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 367 | |
Ian Rogers | 9bc5440 | 2014-04-17 16:40:01 -0700 | [diff] [blame] | 368 | const instrumentation::Instrumentation* GetInstrumentation() const { |
| 369 | return &instrumentation_; |
| 370 | } |
| 371 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 372 | instrumentation::Instrumentation* GetInstrumentation() { |
| 373 | return &instrumentation_; |
| 374 | } |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 375 | |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 376 | bool UseCompileTimeClassPath() const { |
| 377 | return use_compile_time_class_path_; |
| 378 | } |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 379 | |
Mathieu Chartier | e6da9af | 2013-12-16 11:54:42 -0800 | [diff] [blame] | 380 | void AddMethodVerifier(verifier::MethodVerifier* verifier) LOCKS_EXCLUDED(method_verifier_lock_); |
| 381 | void RemoveMethodVerifier(verifier::MethodVerifier* verifier) |
| 382 | LOCKS_EXCLUDED(method_verifier_lock_); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 383 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 384 | const std::vector<const DexFile*>& GetCompileTimeClassPath(jobject class_loader); |
| 385 | void SetCompileTimeClassPath(jobject class_loader, std::vector<const DexFile*>& class_path); |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 386 | |
Calin Juravle | 1659006 | 2014-04-07 18:07:43 +0300 | [diff] [blame] | 387 | void StartProfiler(const char* appDir, const char* procName); |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 388 | void UpdateProfilerState(int state); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 389 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 390 | // Transaction support. |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 391 | bool IsActiveTransaction() const { |
| 392 | return preinitialization_transaction_ != nullptr; |
| 393 | } |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 394 | void EnterTransactionMode(Transaction* transaction); |
| 395 | void ExitTransactionMode(); |
| 396 | void RecordWriteField32(mirror::Object* obj, MemberOffset field_offset, uint32_t value, |
| 397 | bool is_volatile) const; |
| 398 | void RecordWriteField64(mirror::Object* obj, MemberOffset field_offset, uint64_t value, |
| 399 | bool is_volatile) const; |
| 400 | void RecordWriteFieldReference(mirror::Object* obj, MemberOffset field_offset, |
| 401 | mirror::Object* value, bool is_volatile) const; |
| 402 | void RecordWriteArray(mirror::Array* array, size_t index, uint64_t value) const |
| 403 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 404 | void RecordStrongStringInsertion(mirror::String* s, uint32_t hash_code) const |
| 405 | EXCLUSIVE_LOCKS_REQUIRED(Locks::intern_table_lock_); |
| 406 | void RecordWeakStringInsertion(mirror::String* s, uint32_t hash_code) const |
| 407 | EXCLUSIVE_LOCKS_REQUIRED(Locks::intern_table_lock_); |
| 408 | void RecordStrongStringRemoval(mirror::String* s, uint32_t hash_code) const |
| 409 | EXCLUSIVE_LOCKS_REQUIRED(Locks::intern_table_lock_); |
| 410 | void RecordWeakStringRemoval(mirror::String* s, uint32_t hash_code) const |
| 411 | EXCLUSIVE_LOCKS_REQUIRED(Locks::intern_table_lock_); |
| 412 | |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 413 | void SetFaultMessage(const std::string& message); |
| 414 | // Only read by the signal handler, NO_THREAD_SAFETY_ANALYSIS to prevent lock order violations |
| 415 | // with the unexpected_signal_lock_. |
| 416 | const std::string& GetFaultMessage() NO_THREAD_SAFETY_ANALYSIS { |
| 417 | return fault_message_; |
| 418 | } |
| 419 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 420 | void AddCurrentRuntimeFeaturesAsDex2OatArguments(std::vector<std::string>* arg_vector) const; |
| 421 | |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 422 | bool ExplicitNullChecks() const { |
| 423 | return null_pointer_handler_ == nullptr; |
| 424 | } |
| 425 | |
| 426 | bool ExplicitSuspendChecks() const { |
| 427 | return suspend_handler_ == nullptr; |
| 428 | } |
| 429 | |
| 430 | bool ExplicitStackOverflowChecks() const { |
| 431 | return stack_overflow_handler_ == nullptr; |
| 432 | } |
| 433 | |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 434 | bool IsVerificationEnabled() const { |
| 435 | return verify_; |
| 436 | } |
| 437 | |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 438 | bool RunningOnValgrind() const { |
| 439 | return running_on_valgrind_; |
| 440 | } |
| 441 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 442 | static const char* GetDefaultInstructionSetFeatures() { |
| 443 | return kDefaultInstructionSetFeatures; |
| 444 | } |
| 445 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 446 | private: |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 447 | static void InitPlatformSignalHandlers(); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 448 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 449 | Runtime(); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 450 | |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 451 | void BlockSignals(); |
| 452 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 453 | bool Init(const Options& options, bool ignore_unrecognized) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 454 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
| 455 | void InitNativeMethods() LOCKS_EXCLUDED(Locks::mutator_lock_); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 456 | void InitThreadGroups(Thread* self); |
Elliott Hughes | ff17f1f | 2012-01-24 18:12:29 -0800 | [diff] [blame] | 457 | void RegisterRuntimeNativeMethods(JNIEnv* env); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 458 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 459 | void StartDaemonThreads(); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 460 | void StartSignalCatcher(); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 461 | |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 462 | // A pointer to the active runtime or NULL. |
| 463 | static Runtime* instance_; |
| 464 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 465 | static const char* kDefaultInstructionSetFeatures; |
| 466 | |
| 467 | // NOTE: these must match the gc::ProcessState values as they come directly from the framework. |
| 468 | static constexpr int kProfileForground = 0; |
| 469 | static constexpr int kProfileBackgrouud = 1; |
| 470 | |
Ian Rogers | 6ed19fd | 2014-03-20 08:10:17 -0700 | [diff] [blame] | 471 | mirror::ArtMethod* callee_save_methods_[kLastCalleeSaveType]; |
| 472 | mirror::Throwable* pre_allocated_OutOfMemoryError_; |
| 473 | mirror::ArtMethod* resolution_method_; |
| 474 | mirror::ArtMethod* imt_conflict_method_; |
| 475 | mirror::ObjectArray<mirror::ArtMethod>* default_imt_; |
| 476 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 477 | InstructionSet instruction_set_; |
| 478 | QuickMethodFrameInfo callee_save_method_frame_infos_[kLastCalleeSaveType]; |
| 479 | |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 480 | CompilerCallbacks* compiler_callbacks_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 481 | bool is_zygote_; |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 482 | bool is_concurrent_gc_enabled_; |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 483 | bool is_explicit_gc_disabled_; |
Brian Carlstrom | 0a5b14d | 2011-09-27 13:29:15 -0700 | [diff] [blame] | 484 | |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 485 | std::vector<std::string> compiler_options_; |
| 486 | std::vector<std::string> image_compiler_options_; |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 487 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 488 | std::string boot_class_path_string_; |
| 489 | std::string class_path_string_; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 490 | std::vector<std::string> properties_; |
| 491 | |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 492 | // The default stack size for managed threads created by the runtime. |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 493 | size_t default_stack_size_; |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 494 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 495 | gc::Heap* heap_; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 496 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 497 | // The number of spins that are done before thread suspension is used to forcibly inflate. |
| 498 | size_t max_spins_before_thin_lock_inflation_; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 499 | MonitorList* monitor_list_; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 500 | MonitorPool* monitor_pool_; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 501 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 502 | ThreadList* thread_list_; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 503 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 504 | InternTable* intern_table_; |
| 505 | |
Brian Carlstrom | b0460ea | 2011-07-29 10:08:05 -0700 | [diff] [blame] | 506 | ClassLinker* class_linker_; |
| 507 | |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 508 | SignalCatcher* signal_catcher_; |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 509 | std::string stack_trace_file_; |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 510 | |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 511 | JavaVMExt* java_vm_; |
Elliott Hughes | f2682d5 | 2011-08-15 16:37:04 -0700 | [diff] [blame] | 512 | |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 513 | // Fault message, printed when we get a SIGSEGV. |
| 514 | Mutex fault_message_lock_ DEFAULT_MUTEX_ACQUIRED_AFTER; |
| 515 | std::string fault_message_ GUARDED_BY(fault_message_lock_); |
| 516 | |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 517 | // Method verifier set, used so that we can update their GC roots. |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 518 | Mutex method_verifier_lock_ DEFAULT_MUTEX_ACQUIRED_AFTER; |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 519 | std::set<verifier::MethodVerifier*> method_verifiers_; |
| 520 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 521 | // A non-zero value indicates that a thread has been created but not yet initialized. Guarded by |
| 522 | // the shutdown lock so that threads aren't born while we're shutting down. |
| 523 | size_t threads_being_born_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 524 | |
| 525 | // Waited upon until no threads are being born. |
| 526 | UniquePtr<ConditionVariable> shutdown_cond_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 527 | |
| 528 | // Set when runtime shutdown is past the point that new threads may attach. |
| 529 | bool shutting_down_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 530 | |
| 531 | // The runtime is starting to shutdown but is blocked waiting on shutdown_cond_. |
| 532 | bool shutting_down_started_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 533 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 534 | bool started_; |
| 535 | |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 536 | // New flag added which tells us if the runtime has finished starting. If |
| 537 | // this flag is set then the Daemon threads are created and the class loader |
| 538 | // is created. This flag is needed for knowing if its safe to request CMS. |
| 539 | bool finished_starting_; |
| 540 | |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 541 | // Hooks supported by JNI_CreateJavaVM |
| 542 | jint (*vfprintf_)(FILE* stream, const char* format, va_list ap); |
| 543 | void (*exit_)(jint status); |
| 544 | void (*abort_)(); |
| 545 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 546 | bool stats_enabled_; |
| 547 | RuntimeStats stats_; |
| 548 | |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 549 | const bool running_on_valgrind_; |
| 550 | |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 551 | // Runtime profile support. |
| 552 | bool profile_; |
| 553 | std::string profile_output_filename_; |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 554 | uint32_t profile_period_s_; // Generate profile every n seconds. |
| 555 | uint32_t profile_duration_s_; // Run profile for n seconds. |
| 556 | uint32_t profile_interval_us_; // Microseconds between samples. |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 557 | double profile_backoff_coefficient_; // Coefficient to exponential backoff. |
Calin Juravle | 1659006 | 2014-04-07 18:07:43 +0300 | [diff] [blame] | 558 | bool profile_start_immediately_; // Whether the profile should start upon app |
| 559 | // startup or be delayed by some random offset. |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 560 | |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 561 | bool method_trace_; |
| 562 | std::string method_trace_file_; |
| 563 | size_t method_trace_file_size_; |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 564 | instrumentation::Instrumentation instrumentation_; |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 565 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 566 | typedef SafeMap<jobject, std::vector<const DexFile*>, JobjectComparator> CompileTimeClassPaths; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 567 | CompileTimeClassPaths compile_time_class_paths_; |
| 568 | bool use_compile_time_class_path_; |
Elliott Hughes | 131aef8 | 2012-01-27 11:53:35 -0800 | [diff] [blame] | 569 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 570 | jobject main_thread_group_; |
| 571 | jobject system_thread_group_; |
| 572 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 573 | // As returned by ClassLoader.getSystemClassLoader(). |
| 574 | jobject system_class_loader_; |
| 575 | |
Hiroshi Yamauchi | 2e899a9 | 2013-11-22 16:50:12 -0800 | [diff] [blame] | 576 | // If true, then we dump the GC cumulative timings on shutdown. |
| 577 | bool dump_gc_performance_on_shutdown_; |
| 578 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 579 | // Transaction used for pre-initializing classes at compilation time. |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 580 | Transaction* preinitialization_transaction_; |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 581 | NullPointerHandler* null_pointer_handler_; |
| 582 | SuspensionHandler* suspend_handler_; |
| 583 | StackOverflowHandler* stack_overflow_handler_; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 584 | |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 585 | // If false, verification is disabled. True by default. |
| 586 | bool verify_; |
| 587 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 588 | DISALLOW_COPY_AND_ASSIGN(Runtime); |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 589 | }; |
| 590 | |
| 591 | } // namespace art |
| 592 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 593 | #endif // ART_RUNTIME_RUNTIME_H_ |