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> |
Hiroshi Yamauchi | 799eb3a | 2014-07-18 15:38:17 -0700 | [diff] [blame] | 24 | #include <set> |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 25 | #include <string> |
Carl Shapiro | fc322c7 | 2011-07-27 00:20:01 -0700 | [diff] [blame] | 26 | #include <utility> |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 27 | #include <vector> |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 28 | |
Ian Rogers | d582fa4 | 2014-11-05 23:46:43 -0800 | [diff] [blame] | 29 | #include "arch/instruction_set.h" |
Andreas Gampe | 794ad76 | 2015-02-23 08:12:24 -0800 | [diff] [blame] | 30 | #include "base/macros.h" |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 31 | #include "gc_root.h" |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 32 | #include "instrumentation.h" |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 33 | #include "jobject_comparator.h" |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 34 | #include "object_callbacks.h" |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 35 | #include "offsets.h" |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 36 | #include "profiler_options.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" |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 40 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 41 | namespace art { |
| 42 | |
Andreas Gampe | 4585f87 | 2015-03-27 23:45:15 -0700 | [diff] [blame] | 43 | class ArenaPool; |
| 44 | class CompilerCallbacks; |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 45 | class LinearAlloc; |
Andreas Gampe | 4585f87 | 2015-03-27 23:45:15 -0700 | [diff] [blame] | 46 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 47 | namespace gc { |
| 48 | class Heap; |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 49 | namespace collector { |
| 50 | class GarbageCollector; |
| 51 | } // namespace collector |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 52 | } // namespace gc |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 53 | |
| 54 | namespace jit { |
| 55 | class Jit; |
| 56 | class JitOptions; |
| 57 | } // namespace jit |
| 58 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 59 | namespace mirror { |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 60 | class ArtMethod; |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 61 | class ClassLoader; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 62 | class Array; |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 63 | template<class T> class ObjectArray; |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 64 | template<class T> class PrimitiveArray; |
| 65 | typedef PrimitiveArray<int8_t> ByteArray; |
| 66 | class String; |
| 67 | class Throwable; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 68 | } // namespace mirror |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 69 | namespace verifier { |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 70 | class MethodVerifier; |
| 71 | } // namespace verifier |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 72 | class ClassLinker; |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 73 | class Closure; |
Carl Shapiro | fc322c7 | 2011-07-27 00:20:01 -0700 | [diff] [blame] | 74 | class DexFile; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 75 | class InternTable; |
Ian Rogers | b48b9eb | 2014-02-28 16:20:21 -0800 | [diff] [blame] | 76 | class JavaVMExt; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 77 | class MonitorList; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 78 | class MonitorPool; |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 79 | class NullPointerHandler; |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 80 | class SignalCatcher; |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 81 | class StackOverflowHandler; |
| 82 | class SuspensionHandler; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 83 | class ThreadList; |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 84 | class Trace; |
Andreas Gampe | f6a780a | 2015-04-02 18:51:05 -0700 | [diff] [blame] | 85 | struct TraceConfig; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 86 | class Transaction; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 87 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 88 | typedef std::vector<std::pair<std::string, const void*>> RuntimeOptions; |
| 89 | |
Mathieu Chartier | 661974a | 2014-01-09 11:23:53 -0800 | [diff] [blame] | 90 | // Not all combinations of flags are valid. You may not visit all roots as well as the new roots |
| 91 | // (no logical reason to do this). You also may not start logging new roots and stop logging new |
| 92 | // roots (also no logical reason to do this). |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 93 | enum VisitRootFlags : uint8_t { |
| 94 | kVisitRootFlagAllRoots = 0x1, |
| 95 | kVisitRootFlagNewRoots = 0x2, |
| 96 | kVisitRootFlagStartLoggingNewRoots = 0x4, |
| 97 | kVisitRootFlagStopLoggingNewRoots = 0x8, |
| 98 | kVisitRootFlagClearRootLog = 0x10, |
| 99 | }; |
| 100 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 101 | class Runtime { |
| 102 | public: |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 103 | // Creates and initializes a new runtime. |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 104 | static bool Create(const RuntimeOptions& options, bool ignore_unrecognized) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 105 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 106 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 107 | // IsAotCompiler for compilers that don't have a running runtime. Only dex2oat currently. |
| 108 | bool IsAotCompiler() const { |
| 109 | return !UseJit() && IsCompiler(); |
| 110 | } |
| 111 | |
| 112 | // IsCompiler is any runtime which has a running compiler, either dex2oat or JIT. |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 113 | bool IsCompiler() const { |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 114 | return compiler_callbacks_ != nullptr; |
| 115 | } |
| 116 | |
Andreas Gampe | 4585f87 | 2015-03-27 23:45:15 -0700 | [diff] [blame] | 117 | // If a compiler, are we compiling a boot image? |
| 118 | bool IsCompilingBootImage() const; |
| 119 | |
| 120 | bool CanRelocate() const; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 121 | |
| 122 | bool ShouldRelocate() const { |
| 123 | return must_relocate_ && CanRelocate(); |
| 124 | } |
| 125 | |
| 126 | bool MustRelocateIfPossible() const { |
| 127 | return must_relocate_; |
| 128 | } |
| 129 | |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 130 | bool IsDex2OatEnabled() const { |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 131 | return dex2oat_enabled_ && IsImageDex2OatEnabled(); |
| 132 | } |
| 133 | |
| 134 | bool IsImageDex2OatEnabled() const { |
| 135 | return image_dex2oat_enabled_; |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 136 | } |
| 137 | |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 138 | CompilerCallbacks* GetCompilerCallbacks() { |
| 139 | return compiler_callbacks_; |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 140 | } |
| 141 | |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 142 | bool IsZygote() const { |
| 143 | return is_zygote_; |
| 144 | } |
| 145 | |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 146 | bool IsExplicitGcDisabled() const { |
| 147 | return is_explicit_gc_disabled_; |
| 148 | } |
| 149 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 150 | std::string GetCompilerExecutable() const; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 151 | std::string GetPatchoatExecutable() const; |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 152 | |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 153 | const std::vector<std::string>& GetCompilerOptions() const { |
| 154 | return compiler_options_; |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 155 | } |
| 156 | |
Andreas Gampe | d2abbc9 | 2014-12-19 09:53:27 -0800 | [diff] [blame] | 157 | void AddCompilerOption(std::string option) { |
| 158 | compiler_options_.push_back(option); |
| 159 | } |
| 160 | |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 161 | const std::vector<std::string>& GetImageCompilerOptions() const { |
| 162 | return image_compiler_options_; |
Anwar Ghuloum | 8447d84 | 2013-04-30 17:27:40 -0700 | [diff] [blame] | 163 | } |
| 164 | |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 165 | const std::string& GetImageLocation() const { |
| 166 | return image_location_; |
| 167 | } |
| 168 | |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 169 | const ProfilerOptions& GetProfilerOptions() const { |
| 170 | return profiler_options_; |
| 171 | } |
| 172 | |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 173 | // 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] | 174 | bool Start() UNLOCK_FUNCTION(Locks::mutator_lock_); |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 175 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 176 | bool IsShuttingDown(Thread* self); |
| 177 | bool IsShuttingDownLocked() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 178 | return shutting_down_; |
| 179 | } |
| 180 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 181 | size_t NumberOfThreadsBeingBorn() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
| 182 | return threads_being_born_; |
| 183 | } |
| 184 | |
| 185 | void StartThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
| 186 | threads_being_born_++; |
| 187 | } |
| 188 | |
| 189 | void EndThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_); |
| 190 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 191 | bool IsStarted() const { |
| 192 | return started_; |
| 193 | } |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 194 | |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 195 | bool IsFinishedStarting() const { |
| 196 | return finished_starting_; |
| 197 | } |
| 198 | |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 199 | static Runtime* Current() { |
| 200 | return instance_; |
| 201 | } |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 202 | |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 203 | // Aborts semi-cleanly. Used in the implementation of LOG(FATAL), which most |
| 204 | // callers should prefer. |
Andreas Gampe | 794ad76 | 2015-02-23 08:12:24 -0800 | [diff] [blame] | 205 | NO_RETURN static void Abort() LOCKS_EXCLUDED(Locks::abort_lock_); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 206 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 207 | // Returns the "main" ThreadGroup, used when attaching user threads. |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 208 | jobject GetMainThreadGroup() const; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 209 | |
| 210 | // Returns the "system" ThreadGroup, used when attaching our internal threads. |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 211 | jobject GetSystemThreadGroup() const; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 212 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 213 | // Returns the system ClassLoader which represents the CLASSPATH. |
| 214 | jobject GetSystemClassLoader() const; |
| 215 | |
Elliott Hughes | 462c944 | 2012-03-23 18:47:50 -0700 | [diff] [blame] | 216 | // Attaches the calling native thread to the runtime. |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 217 | bool AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, |
| 218 | bool create_peer); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 219 | |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 220 | void CallExitHook(jint status); |
| 221 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 222 | // Detaches the current native thread from the runtime. |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 223 | void DetachCurrentThread() LOCKS_EXCLUDED(Locks::mutator_lock_); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 224 | |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 225 | void DumpForSigQuit(std::ostream& os); |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 226 | void DumpLockHolders(std::ostream& os); |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 227 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 228 | ~Runtime(); |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 229 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 230 | const std::string& GetBootClassPathString() const { |
| 231 | return boot_class_path_string_; |
| 232 | } |
| 233 | |
| 234 | const std::string& GetClassPathString() const { |
| 235 | return class_path_string_; |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 236 | } |
| 237 | |
| 238 | ClassLinker* GetClassLinker() const { |
Carl Shapiro | 7a90959 | 2011-07-24 19:21:59 -0700 | [diff] [blame] | 239 | return class_linker_; |
| 240 | } |
| 241 | |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 242 | size_t GetDefaultStackSize() const { |
| 243 | return default_stack_size_; |
| 244 | } |
| 245 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 246 | gc::Heap* GetHeap() const { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 247 | return heap_; |
| 248 | } |
| 249 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 250 | InternTable* GetInternTable() const { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame^] | 251 | DCHECK(intern_table_ != nullptr); |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 252 | return intern_table_; |
| 253 | } |
| 254 | |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 255 | JavaVMExt* GetJavaVM() const { |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 256 | return java_vm_; |
Elliott Hughes | f2682d5 | 2011-08-15 16:37:04 -0700 | [diff] [blame] | 257 | } |
| 258 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 259 | size_t GetMaxSpinsBeforeThinkLockInflation() const { |
| 260 | return max_spins_before_thin_lock_inflation_; |
| 261 | } |
| 262 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 263 | MonitorList* GetMonitorList() const { |
| 264 | return monitor_list_; |
| 265 | } |
| 266 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 267 | MonitorPool* GetMonitorPool() const { |
| 268 | return monitor_pool_; |
| 269 | } |
| 270 | |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 271 | // Is the given object the special object used to mark a cleared JNI weak global? |
| 272 | bool IsClearedJniWeakGlobal(mirror::Object* obj) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 273 | |
| 274 | // Get the special object used to mark a cleared JNI weak global. |
| 275 | mirror::Object* GetClearedJniWeakGlobal() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 276 | |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 277 | mirror::Throwable* GetPreAllocatedOutOfMemoryError() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 278 | |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 279 | mirror::Throwable* GetPreAllocatedNoClassDefFoundError() |
| 280 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 281 | |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 282 | const std::vector<std::string>& GetProperties() const { |
| 283 | return properties_; |
| 284 | } |
| 285 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 286 | ThreadList* GetThreadList() const { |
| 287 | return thread_list_; |
| 288 | } |
| 289 | |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 290 | static const char* GetVersion() { |
Andreas Gampe | 2153f93 | 2014-06-26 08:09:17 -0700 | [diff] [blame] | 291 | return "2.1.0"; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 292 | } |
| 293 | |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 294 | void DisallowNewSystemWeaks() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 295 | void AllowNewSystemWeaks() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 296 | void EnsureNewSystemWeaksDisallowed() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 297 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 298 | // Visit all the roots. If only_dirty is true then non-dirty roots won't be visited. If |
| 299 | // clean_dirty is true then dirty roots will be marked as non-dirty after visiting. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 300 | void VisitRoots(RootVisitor* visitor, VisitRootFlags flags = kVisitRootFlagAllRoots) |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 301 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 302 | |
Mathieu Chartier | 461687d | 2015-03-31 12:05:24 -0700 | [diff] [blame] | 303 | // Visit image roots, only used for hprof since the GC uses the image space mod union table |
| 304 | // instead. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 305 | void VisitImageRoots(RootVisitor* visitor) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 461687d | 2015-03-31 12:05:24 -0700 | [diff] [blame] | 306 | |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 307 | // Visit all of the roots we can do safely do concurrently. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 308 | void VisitConcurrentRoots(RootVisitor* visitor, |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 309 | VisitRootFlags flags = kVisitRootFlagAllRoots) |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 310 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 311 | |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 312 | // Visit all of the non thread roots, we can do this with mutators unpaused. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 313 | void VisitNonThreadRoots(RootVisitor* visitor) |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 314 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 315 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 316 | void VisitTransactionRoots(RootVisitor* visitor) |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 317 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 318 | |
| 319 | // Visit all of the thread roots. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 320 | void VisitThreadRoots(RootVisitor* visitor) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 321 | |
| 322 | // Flip thread roots from from-space refs to to-space refs. |
| 323 | size_t FlipThreadRoots(Closure* thread_flip_visitor, Closure* flip_callback, |
| 324 | gc::collector::GarbageCollector* collector) |
| 325 | LOCKS_EXCLUDED(Locks::mutator_lock_); |
| 326 | |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 327 | // Visit all other roots which must be done with mutators suspended. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 328 | void VisitNonConcurrentRoots(RootVisitor* visitor) |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 329 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 330 | |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame^] | 331 | // Sweep system weaks, the system weak is deleted if the visitor return null. Otherwise, the |
Mathieu Chartier | 6aa3df9 | 2013-09-17 15:17:28 -0700 | [diff] [blame] | 332 | // system weak is updated to be the visitor's returned value. |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 333 | void SweepSystemWeaks(IsMarkedCallback* visitor, void* arg) |
Mathieu Chartier | ad2541a | 2013-10-25 10:05:23 -0700 | [diff] [blame] | 334 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 6aa3df9 | 2013-09-17 15:17:28 -0700 | [diff] [blame] | 335 | |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 336 | // Constant roots are the roots which never change after the runtime is initialized, they only |
| 337 | // need to be visited once per GC cycle. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 338 | void VisitConstantRoots(RootVisitor* visitor) |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 339 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 340 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 341 | // Returns a special method that calls into a trampoline for runtime method resolution |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 342 | mirror::ArtMethod* GetResolutionMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 343 | |
| 344 | bool HasResolutionMethod() const { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 345 | return !resolution_method_.IsNull(); |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 346 | } |
| 347 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 348 | void SetResolutionMethod(mirror::ArtMethod* method) { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 349 | resolution_method_ = GcRoot<mirror::ArtMethod>(method); |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 350 | } |
| 351 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 352 | mirror::ArtMethod* CreateResolutionMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 353 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 354 | // Returns a special method that calls into a trampoline for runtime imt conflicts. |
| 355 | mirror::ArtMethod* GetImtConflictMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 2d2621a | 2014-10-23 16:48:06 -0700 | [diff] [blame] | 356 | mirror::ArtMethod* GetImtUnimplementedMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 357 | |
| 358 | bool HasImtConflictMethod() const { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 359 | return !imt_conflict_method_.IsNull(); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 360 | } |
| 361 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 362 | void SetImtConflictMethod(mirror::ArtMethod* method); |
Mathieu Chartier | 2d2621a | 2014-10-23 16:48:06 -0700 | [diff] [blame] | 363 | void SetImtUnimplementedMethod(mirror::ArtMethod* method) { |
| 364 | imt_unimplemented_method_ = GcRoot<mirror::ArtMethod>(method); |
| 365 | } |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 366 | |
| 367 | mirror::ArtMethod* CreateImtConflictMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 368 | |
| 369 | // Returns an imt with every entry set to conflict, used as default imt for all classes. |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 370 | mirror::ObjectArray<mirror::ArtMethod>* GetDefaultImt() |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 371 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 372 | |
| 373 | bool HasDefaultImt() const { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 374 | return !default_imt_.IsNull(); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 375 | } |
| 376 | |
| 377 | void SetDefaultImt(mirror::ObjectArray<mirror::ArtMethod>* imt) { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 378 | default_imt_ = GcRoot<mirror::ObjectArray<mirror::ArtMethod>>(imt); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 379 | } |
| 380 | |
| 381 | mirror::ObjectArray<mirror::ArtMethod>* CreateDefaultImt(ClassLinker* cl) |
| 382 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 383 | |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 384 | // 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] | 385 | enum CalleeSaveType { |
| 386 | kSaveAll, |
| 387 | kRefsOnly, |
| 388 | kRefsAndArgs, |
| 389 | kLastCalleeSaveType // Value used for iteration |
| 390 | }; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 391 | |
| 392 | bool HasCalleeSaveMethod(CalleeSaveType type) const { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 393 | return !callee_save_methods_[type].IsNull(); |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 394 | } |
| 395 | |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 396 | mirror::ArtMethod* GetCalleeSaveMethod(CalleeSaveType type) |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 397 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 398 | |
| 399 | mirror::ArtMethod* GetCalleeSaveMethodUnchecked(CalleeSaveType type) |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 400 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 401 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 402 | QuickMethodFrameInfo GetCalleeSaveMethodFrameInfo(CalleeSaveType type) const { |
| 403 | return callee_save_method_frame_infos_[type]; |
| 404 | } |
| 405 | |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 406 | QuickMethodFrameInfo GetRuntimeMethodFrameInfo(mirror::ArtMethod* method) |
| 407 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 408 | |
Ian Rogers | 936b37f | 2014-02-14 00:52:24 -0800 | [diff] [blame] | 409 | static size_t GetCalleeSaveMethodOffset(CalleeSaveType type) { |
| 410 | return OFFSETOF_MEMBER(Runtime, callee_save_methods_[type]); |
| 411 | } |
| 412 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 413 | InstructionSet GetInstructionSet() const { |
| 414 | return instruction_set_; |
| 415 | } |
| 416 | |
| 417 | void SetInstructionSet(InstructionSet instruction_set); |
| 418 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 419 | void SetCalleeSaveMethod(mirror::ArtMethod* method, CalleeSaveType type); |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 420 | |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 421 | mirror::ArtMethod* CreateCalleeSaveMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 422 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 423 | int32_t GetStat(int kind); |
| 424 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 425 | RuntimeStats* GetStats() { |
| 426 | return &stats_; |
| 427 | } |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 428 | |
| 429 | bool HasStatsEnabled() const { |
| 430 | return stats_enabled_; |
| 431 | } |
| 432 | |
| 433 | void ResetStats(int kinds); |
| 434 | |
Mathieu Chartier | 9ef78b5 | 2014-09-25 17:03:12 -0700 | [diff] [blame] | 435 | void SetStatsEnabled(bool new_state) LOCKS_EXCLUDED(Locks::instrument_entrypoints_lock_, |
| 436 | Locks::mutator_lock_); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 437 | |
Andreas Gampe | 6be67ee | 2014-09-02 21:22:18 -0700 | [diff] [blame] | 438 | enum class NativeBridgeAction { // private |
| 439 | kUnload, |
| 440 | kInitialize |
| 441 | }; |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 442 | |
| 443 | jit::Jit* GetJit() { |
| 444 | return jit_.get(); |
| 445 | } |
| 446 | bool UseJit() const { |
| 447 | return jit_.get() != nullptr; |
| 448 | } |
| 449 | |
Narayan Kamath | 3de95a7 | 2014-04-02 12:54:23 +0100 | [diff] [blame] | 450 | void PreZygoteFork(); |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 451 | bool InitZygote(); |
jgu21 | a6da74e | 2014-09-10 06:57:17 -0400 | [diff] [blame] | 452 | void DidForkFromZygote(JNIEnv* env, NativeBridgeAction action, const char* isa); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 453 | |
Ian Rogers | 9bc5440 | 2014-04-17 16:40:01 -0700 | [diff] [blame] | 454 | const instrumentation::Instrumentation* GetInstrumentation() const { |
| 455 | return &instrumentation_; |
| 456 | } |
| 457 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 458 | instrumentation::Instrumentation* GetInstrumentation() { |
| 459 | return &instrumentation_; |
| 460 | } |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 461 | |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 462 | void StartProfiler(const char* profile_output_filename); |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 463 | void UpdateProfilerState(int state); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 464 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 465 | // Transaction support. |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 466 | bool IsActiveTransaction() const { |
| 467 | return preinitialization_transaction_ != nullptr; |
| 468 | } |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 469 | void EnterTransactionMode(Transaction* transaction); |
| 470 | void ExitTransactionMode(); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 471 | bool IsTransactionAborted() const; |
| 472 | |
Sebastien Hertz | 2fd7e69 | 2015-04-02 11:11:19 +0200 | [diff] [blame] | 473 | void AbortTransactionAndThrowAbortError(Thread* self, const std::string& abort_message) |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 474 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Sebastien Hertz | 2fd7e69 | 2015-04-02 11:11:19 +0200 | [diff] [blame] | 475 | void ThrowTransactionAbortError(Thread* self) |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 476 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 477 | |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 478 | void RecordWriteFieldBoolean(mirror::Object* obj, MemberOffset field_offset, uint8_t value, |
| 479 | bool is_volatile) const; |
| 480 | void RecordWriteFieldByte(mirror::Object* obj, MemberOffset field_offset, int8_t value, |
| 481 | bool is_volatile) const; |
| 482 | void RecordWriteFieldChar(mirror::Object* obj, MemberOffset field_offset, uint16_t value, |
| 483 | bool is_volatile) const; |
| 484 | void RecordWriteFieldShort(mirror::Object* obj, MemberOffset field_offset, int16_t value, |
| 485 | bool is_volatile) const; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 486 | void RecordWriteField32(mirror::Object* obj, MemberOffset field_offset, uint32_t value, |
| 487 | bool is_volatile) const; |
| 488 | void RecordWriteField64(mirror::Object* obj, MemberOffset field_offset, uint64_t value, |
| 489 | bool is_volatile) const; |
| 490 | void RecordWriteFieldReference(mirror::Object* obj, MemberOffset field_offset, |
| 491 | mirror::Object* value, bool is_volatile) const; |
| 492 | void RecordWriteArray(mirror::Array* array, size_t index, uint64_t value) const |
| 493 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 494 | void RecordStrongStringInsertion(mirror::String* s) const |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 495 | EXCLUSIVE_LOCKS_REQUIRED(Locks::intern_table_lock_); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 496 | void RecordWeakStringInsertion(mirror::String* s) const |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 497 | EXCLUSIVE_LOCKS_REQUIRED(Locks::intern_table_lock_); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 498 | void RecordStrongStringRemoval(mirror::String* s) const |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 499 | EXCLUSIVE_LOCKS_REQUIRED(Locks::intern_table_lock_); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 500 | void RecordWeakStringRemoval(mirror::String* s) const |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 501 | EXCLUSIVE_LOCKS_REQUIRED(Locks::intern_table_lock_); |
| 502 | |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 503 | void SetFaultMessage(const std::string& message); |
| 504 | // Only read by the signal handler, NO_THREAD_SAFETY_ANALYSIS to prevent lock order violations |
| 505 | // with the unexpected_signal_lock_. |
| 506 | const std::string& GetFaultMessage() NO_THREAD_SAFETY_ANALYSIS { |
| 507 | return fault_message_; |
| 508 | } |
| 509 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 510 | void AddCurrentRuntimeFeaturesAsDex2OatArguments(std::vector<std::string>* arg_vector) const; |
| 511 | |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 512 | bool ExplicitStackOverflowChecks() const { |
Andreas Gampe | 928f72b | 2014-09-09 19:53:48 -0700 | [diff] [blame] | 513 | return !implicit_so_checks_; |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 514 | } |
| 515 | |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 516 | bool IsVerificationEnabled() const { |
| 517 | return verify_; |
| 518 | } |
| 519 | |
Jean Christophe Beyler | 24e04aa | 2014-09-12 12:03:25 -0700 | [diff] [blame] | 520 | bool IsDexFileFallbackEnabled() const { |
| 521 | return allow_dex_file_fallback_; |
| 522 | } |
| 523 | |
Dmitriy Ivanov | 785049f | 2014-07-18 10:08:57 -0700 | [diff] [blame] | 524 | const std::vector<std::string>& GetCpuAbilist() const { |
| 525 | return cpu_abilist_; |
| 526 | } |
| 527 | |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 528 | bool RunningOnValgrind() const { |
| 529 | return running_on_valgrind_; |
| 530 | } |
| 531 | |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 532 | void SetTargetSdkVersion(int32_t version) { |
| 533 | target_sdk_version_ = version; |
| 534 | } |
| 535 | |
| 536 | int32_t GetTargetSdkVersion() const { |
| 537 | return target_sdk_version_; |
| 538 | } |
| 539 | |
Narayan Kamath | 5a2be3f | 2015-02-16 13:51:51 +0000 | [diff] [blame] | 540 | uint32_t GetZygoteMaxFailedBoots() const { |
| 541 | return zygote_max_failed_boots_; |
| 542 | } |
| 543 | |
Mathieu Chartier | 455f67c | 2015-03-17 13:48:29 -0700 | [diff] [blame] | 544 | // Create the JIT and instrumentation and code cache. |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 545 | void CreateJit(); |
| 546 | |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 547 | ArenaPool* GetArenaPool() { |
| 548 | return arena_pool_.get(); |
| 549 | } |
| 550 | const ArenaPool* GetArenaPool() const { |
| 551 | return arena_pool_.get(); |
| 552 | } |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 553 | LinearAlloc* GetLinearAlloc() { |
| 554 | return linear_alloc_.get(); |
| 555 | } |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 556 | |
Mathieu Chartier | 455f67c | 2015-03-17 13:48:29 -0700 | [diff] [blame] | 557 | jit::JitOptions* GetJITOptions() { |
| 558 | return jit_options_.get(); |
| 559 | } |
| 560 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 561 | private: |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 562 | static void InitPlatformSignalHandlers(); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 563 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 564 | Runtime(); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 565 | |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 566 | void BlockSignals(); |
| 567 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 568 | bool Init(const RuntimeOptions& options, bool ignore_unrecognized) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 569 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
| 570 | void InitNativeMethods() LOCKS_EXCLUDED(Locks::mutator_lock_); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 571 | void InitThreadGroups(Thread* self); |
Elliott Hughes | ff17f1f | 2012-01-24 18:12:29 -0800 | [diff] [blame] | 572 | void RegisterRuntimeNativeMethods(JNIEnv* env); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 573 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 574 | void StartDaemonThreads(); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 575 | void StartSignalCatcher(); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 576 | |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame^] | 577 | // A pointer to the active runtime or null. |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 578 | static Runtime* instance_; |
| 579 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 580 | // NOTE: these must match the gc::ProcessState values as they come directly from the framework. |
| 581 | static constexpr int kProfileForground = 0; |
| 582 | static constexpr int kProfileBackgrouud = 1; |
| 583 | |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 584 | GcRoot<mirror::ArtMethod> callee_save_methods_[kLastCalleeSaveType]; |
| 585 | GcRoot<mirror::Throwable> pre_allocated_OutOfMemoryError_; |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 586 | GcRoot<mirror::Throwable> pre_allocated_NoClassDefFoundError_; |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 587 | GcRoot<mirror::ArtMethod> resolution_method_; |
| 588 | GcRoot<mirror::ArtMethod> imt_conflict_method_; |
Mathieu Chartier | 2d2621a | 2014-10-23 16:48:06 -0700 | [diff] [blame] | 589 | // Unresolved method has the same behavior as the conflict method, it is used by the class linker |
| 590 | // for differentiating between unfilled imt slots vs conflict slots in superclasses. |
| 591 | GcRoot<mirror::ArtMethod> imt_unimplemented_method_; |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 592 | GcRoot<mirror::ObjectArray<mirror::ArtMethod>> default_imt_; |
Ian Rogers | 6ed19fd | 2014-03-20 08:10:17 -0700 | [diff] [blame] | 593 | |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 594 | // Special sentinel object used to invalid conditions in JNI (cleared weak references) and |
| 595 | // JDWP (invalid references). |
| 596 | GcRoot<mirror::Object> sentinel_; |
| 597 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 598 | InstructionSet instruction_set_; |
| 599 | QuickMethodFrameInfo callee_save_method_frame_infos_[kLastCalleeSaveType]; |
| 600 | |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 601 | CompilerCallbacks* compiler_callbacks_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 602 | bool is_zygote_; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 603 | bool must_relocate_; |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 604 | bool is_concurrent_gc_enabled_; |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 605 | bool is_explicit_gc_disabled_; |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 606 | bool dex2oat_enabled_; |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 607 | bool image_dex2oat_enabled_; |
Brian Carlstrom | 0a5b14d | 2011-09-27 13:29:15 -0700 | [diff] [blame] | 608 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 609 | std::string compiler_executable_; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 610 | std::string patchoat_executable_; |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 611 | std::vector<std::string> compiler_options_; |
| 612 | std::vector<std::string> image_compiler_options_; |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 613 | std::string image_location_; |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 614 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 615 | std::string boot_class_path_string_; |
| 616 | std::string class_path_string_; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 617 | std::vector<std::string> properties_; |
| 618 | |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 619 | // The default stack size for managed threads created by the runtime. |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 620 | size_t default_stack_size_; |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 621 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 622 | gc::Heap* heap_; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 623 | |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 624 | std::unique_ptr<ArenaPool> arena_pool_; |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 625 | // Special low 4gb pool for compiler linear alloc. We need ArtFields to be in low 4gb if we are |
| 626 | // compiling using a 32 bit image on a 64 bit compiler in case we resolve things in the image |
| 627 | // since the field arrays are int arrays in this case. |
| 628 | std::unique_ptr<ArenaPool> low_4gb_arena_pool_; |
| 629 | |
| 630 | // Shared linear alloc for now. |
| 631 | std::unique_ptr<LinearAlloc> linear_alloc_; |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 632 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 633 | // The number of spins that are done before thread suspension is used to forcibly inflate. |
| 634 | size_t max_spins_before_thin_lock_inflation_; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 635 | MonitorList* monitor_list_; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 636 | MonitorPool* monitor_pool_; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 637 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 638 | ThreadList* thread_list_; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 639 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 640 | InternTable* intern_table_; |
| 641 | |
Brian Carlstrom | b0460ea | 2011-07-29 10:08:05 -0700 | [diff] [blame] | 642 | ClassLinker* class_linker_; |
| 643 | |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 644 | SignalCatcher* signal_catcher_; |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 645 | std::string stack_trace_file_; |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 646 | |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 647 | JavaVMExt* java_vm_; |
Elliott Hughes | f2682d5 | 2011-08-15 16:37:04 -0700 | [diff] [blame] | 648 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 649 | std::unique_ptr<jit::Jit> jit_; |
| 650 | std::unique_ptr<jit::JitOptions> jit_options_; |
| 651 | |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 652 | // Fault message, printed when we get a SIGSEGV. |
| 653 | Mutex fault_message_lock_ DEFAULT_MUTEX_ACQUIRED_AFTER; |
| 654 | std::string fault_message_ GUARDED_BY(fault_message_lock_); |
| 655 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 656 | // A non-zero value indicates that a thread has been created but not yet initialized. Guarded by |
| 657 | // the shutdown lock so that threads aren't born while we're shutting down. |
| 658 | size_t threads_being_born_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 659 | |
| 660 | // Waited upon until no threads are being born. |
Ian Rogers | 700a402 | 2014-05-19 16:49:03 -0700 | [diff] [blame] | 661 | std::unique_ptr<ConditionVariable> shutdown_cond_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 662 | |
| 663 | // Set when runtime shutdown is past the point that new threads may attach. |
| 664 | bool shutting_down_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 665 | |
| 666 | // The runtime is starting to shutdown but is blocked waiting on shutdown_cond_. |
| 667 | bool shutting_down_started_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 668 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 669 | bool started_; |
| 670 | |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 671 | // New flag added which tells us if the runtime has finished starting. If |
| 672 | // this flag is set then the Daemon threads are created and the class loader |
| 673 | // is created. This flag is needed for knowing if its safe to request CMS. |
| 674 | bool finished_starting_; |
| 675 | |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 676 | // Hooks supported by JNI_CreateJavaVM |
| 677 | jint (*vfprintf_)(FILE* stream, const char* format, va_list ap); |
| 678 | void (*exit_)(jint status); |
| 679 | void (*abort_)(); |
| 680 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 681 | bool stats_enabled_; |
| 682 | RuntimeStats stats_; |
| 683 | |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 684 | const bool running_on_valgrind_; |
| 685 | |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 686 | std::string profile_output_filename_; |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 687 | ProfilerOptions profiler_options_; |
| 688 | bool profiler_started_; |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 689 | |
Andreas Gampe | f6a780a | 2015-04-02 18:51:05 -0700 | [diff] [blame] | 690 | std::unique_ptr<TraceConfig> trace_config_; |
| 691 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 692 | instrumentation::Instrumentation instrumentation_; |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 693 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 694 | jobject main_thread_group_; |
| 695 | jobject system_thread_group_; |
| 696 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 697 | // As returned by ClassLoader.getSystemClassLoader(). |
| 698 | jobject system_class_loader_; |
| 699 | |
Hiroshi Yamauchi | 2e899a9 | 2013-11-22 16:50:12 -0800 | [diff] [blame] | 700 | // If true, then we dump the GC cumulative timings on shutdown. |
| 701 | bool dump_gc_performance_on_shutdown_; |
| 702 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 703 | // Transaction used for pre-initializing classes at compilation time. |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 704 | Transaction* preinitialization_transaction_; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 705 | |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 706 | // If false, verification is disabled. True by default. |
| 707 | bool verify_; |
| 708 | |
Jean Christophe Beyler | 24e04aa | 2014-09-12 12:03:25 -0700 | [diff] [blame] | 709 | // If true, the runtime may use dex files directly with the interpreter if an oat file is not |
| 710 | // available/usable. |
| 711 | bool allow_dex_file_fallback_; |
| 712 | |
Dmitriy Ivanov | 785049f | 2014-07-18 10:08:57 -0700 | [diff] [blame] | 713 | // List of supported cpu abis. |
| 714 | std::vector<std::string> cpu_abilist_; |
| 715 | |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 716 | // Specifies target SDK version to allow workarounds for certain API levels. |
| 717 | int32_t target_sdk_version_; |
| 718 | |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 719 | // Implicit checks flags. |
| 720 | bool implicit_null_checks_; // NullPointer checks are implicit. |
| 721 | bool implicit_so_checks_; // StackOverflow checks are implicit. |
| 722 | bool implicit_suspend_checks_; // Thread suspension checks are implicit. |
| 723 | |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 724 | // Whether or not a native bridge has been loaded. |
Calin Juravle | c842352 | 2014-08-12 20:55:20 +0100 | [diff] [blame] | 725 | // |
| 726 | // The native bridge allows running native code compiled for a foreign ISA. The way it works is, |
| 727 | // if standard dlopen fails to load native library associated with native activity, it calls to |
| 728 | // the native bridge to load it and then gets the trampoline for the entry to native activity. |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 729 | // |
| 730 | // The option 'native_bridge_library_filename' specifies the name of the native bridge. |
| 731 | // When non-empty the native bridge will be loaded from the given file. An empty value means |
| 732 | // that there's no native bridge. |
| 733 | bool is_native_bridge_loaded_; |
Calin Juravle | c842352 | 2014-08-12 20:55:20 +0100 | [diff] [blame] | 734 | |
Narayan Kamath | 5a2be3f | 2015-02-16 13:51:51 +0000 | [diff] [blame] | 735 | // The maximum number of failed boots we allow before pruning the dalvik cache |
| 736 | // and trying again. This option is only inspected when we're running as a |
| 737 | // zygote. |
| 738 | uint32_t zygote_max_failed_boots_; |
| 739 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 740 | DISALLOW_COPY_AND_ASSIGN(Runtime); |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 741 | }; |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 742 | std::ostream& operator<<(std::ostream& os, const Runtime::CalleeSaveType& rhs); |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 743 | |
| 744 | } // namespace art |
| 745 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 746 | #endif // ART_RUNTIME_RUNTIME_H_ |