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> |
Chang Xing | 16d1dd8 | 2017-07-20 17:56:26 -0700 | [diff] [blame] | 27 | #include <memory> |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 28 | #include <vector> |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 29 | |
Ian Rogers | d582fa4 | 2014-11-05 23:46:43 -0800 | [diff] [blame] | 30 | #include "arch/instruction_set.h" |
Andreas Gampe | 44f6760 | 2018-11-28 08:27:27 -0800 | [diff] [blame] | 31 | #include "base/locks.h" |
Andreas Gampe | 794ad76 | 2015-02-23 08:12:24 -0800 | [diff] [blame] | 32 | #include "base/macros.h" |
Vladimir Marko | c34bebf | 2018-08-16 16:12:49 +0100 | [diff] [blame] | 33 | #include "base/mem_map.h" |
Nicolas Geoffray | 4e92c3c | 2017-05-08 09:34:26 +0100 | [diff] [blame] | 34 | #include "deoptimization_kind.h" |
David Sehr | 9e734c7 | 2018-01-04 17:56:19 -0800 | [diff] [blame] | 35 | #include "dex/dex_file_types.h" |
Alex Light | eb7c144 | 2015-08-31 13:17:42 -0700 | [diff] [blame] | 36 | #include "experimental_flags.h" |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 37 | #include "gc_root.h" |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 38 | #include "instrumentation.h" |
Alex Light | 4032071 | 2017-12-14 11:52:04 -0800 | [diff] [blame] | 39 | #include "jdwp_provider.h" |
Mathieu Chartier | 8778c52 | 2016-10-04 19:06:30 -0700 | [diff] [blame] | 40 | #include "obj_ptr.h" |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 41 | #include "offsets.h" |
Mathieu Chartier | f8cb178 | 2016-03-18 18:45:41 -0700 | [diff] [blame] | 42 | #include "process_state.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 43 | #include "quick/quick_method_frame_info.h" |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 44 | #include "runtime_stats.h" |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 45 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 46 | namespace art { |
| 47 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 48 | namespace gc { |
Igor Murashkin | 2ffb703 | 2017-11-08 13:35:21 -0800 | [diff] [blame] | 49 | class AbstractSystemWeakHolder; |
| 50 | class Heap; |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 51 | } // namespace gc |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 52 | |
Mathew Inwood | a5dc52c | 2018-02-19 15:30:51 +0000 | [diff] [blame] | 53 | namespace hiddenapi { |
| 54 | enum class EnforcementPolicy; |
| 55 | } // namespace hiddenapi |
| 56 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 57 | namespace jit { |
Igor Murashkin | 2ffb703 | 2017-11-08 13:35:21 -0800 | [diff] [blame] | 58 | class Jit; |
Orion Hodson | ad28f5e | 2018-10-17 09:08:17 +0100 | [diff] [blame] | 59 | class JitCodeCache; |
Igor Murashkin | 2ffb703 | 2017-11-08 13:35:21 -0800 | [diff] [blame] | 60 | class JitOptions; |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 61 | } // namespace jit |
| 62 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 63 | namespace mirror { |
Igor Murashkin | 2ffb703 | 2017-11-08 13:35:21 -0800 | [diff] [blame] | 64 | class Array; |
| 65 | class ClassLoader; |
| 66 | class DexCache; |
| 67 | template<class T> class ObjectArray; |
| 68 | template<class T> class PrimitiveArray; |
| 69 | typedef PrimitiveArray<int8_t> ByteArray; |
| 70 | class String; |
| 71 | class Throwable; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 72 | } // namespace mirror |
Alex Light | 7233c7e | 2016-07-28 10:07:45 -0700 | [diff] [blame] | 73 | namespace ti { |
Igor Murashkin | 2ffb703 | 2017-11-08 13:35:21 -0800 | [diff] [blame] | 74 | class Agent; |
Andreas Gampe | aadcbc6 | 2017-12-28 14:05:42 -0800 | [diff] [blame] | 75 | class AgentSpec; |
Alex Light | 7233c7e | 2016-07-28 10:07:45 -0700 | [diff] [blame] | 76 | } // namespace ti |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 77 | namespace verifier { |
Igor Murashkin | 2ffb703 | 2017-11-08 13:35:21 -0800 | [diff] [blame] | 78 | class MethodVerifier; |
| 79 | enum class VerifyMode : int8_t; |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 80 | } // namespace verifier |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 81 | class ArenaPool; |
| 82 | class ArtMethod; |
Andreas Gampe | 8228cdf | 2017-05-30 15:03:54 -0700 | [diff] [blame] | 83 | enum class CalleeSaveType: uint32_t; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 84 | class ClassLinker; |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 85 | class CompilerCallbacks; |
Carl Shapiro | fc322c7 | 2011-07-27 00:20:01 -0700 | [diff] [blame] | 86 | class DexFile; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 87 | class InternTable; |
Andreas Gampe | d482e73 | 2017-04-24 17:59:09 -0700 | [diff] [blame] | 88 | class IsMarkedVisitor; |
Ian Rogers | b48b9eb | 2014-02-28 16:20:21 -0800 | [diff] [blame] | 89 | class JavaVMExt; |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 90 | class LinearAlloc; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 91 | class MonitorList; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 92 | class MonitorPool; |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 93 | class NullPointerHandler; |
Mathieu Chartier | f9c6fc6 | 2015-10-07 11:44:05 -0700 | [diff] [blame] | 94 | class OatFileManager; |
Alex Light | 185d134 | 2016-08-11 10:48:03 -0700 | [diff] [blame] | 95 | class Plugin; |
Vladimir Marko | 88b2b80 | 2015-12-04 14:19:04 +0000 | [diff] [blame] | 96 | struct RuntimeArgumentMap; |
Andreas Gampe | ac30fa2 | 2017-01-18 21:02:36 -0800 | [diff] [blame] | 97 | class RuntimeCallbacks; |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 98 | class SignalCatcher; |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 99 | class StackOverflowHandler; |
| 100 | class SuspensionHandler; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 101 | class ThreadList; |
Mathieu Chartier | c6068c7 | 2018-11-13 16:00:58 -0800 | [diff] [blame] | 102 | class ThreadPool; |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 103 | class Trace; |
Andreas Gampe | f6a780a | 2015-04-02 18:51:05 -0700 | [diff] [blame] | 104 | struct TraceConfig; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 105 | class Transaction; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 106 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 107 | typedef std::vector<std::pair<std::string, const void*>> RuntimeOptions; |
| 108 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 109 | class Runtime { |
| 110 | public: |
Vladimir Marko | 88b2b80 | 2015-12-04 14:19:04 +0000 | [diff] [blame] | 111 | // Parse raw runtime options. |
| 112 | static bool ParseOptions(const RuntimeOptions& raw_options, |
| 113 | bool ignore_unrecognized, |
| 114 | RuntimeArgumentMap* runtime_options); |
| 115 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 116 | // Creates and initializes a new runtime. |
Vladimir Marko | 88b2b80 | 2015-12-04 14:19:04 +0000 | [diff] [blame] | 117 | static bool Create(RuntimeArgumentMap&& runtime_options) |
| 118 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
| 119 | |
| 120 | // Creates and initializes a new runtime. |
| 121 | static bool Create(const RuntimeOptions& raw_options, bool ignore_unrecognized) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 122 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 123 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 124 | // IsAotCompiler for compilers that don't have a running runtime. Only dex2oat currently. |
| 125 | bool IsAotCompiler() const { |
Calin Juravle | ffc8707 | 2016-04-20 14:22:09 +0100 | [diff] [blame] | 126 | return !UseJitCompilation() && IsCompiler(); |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 127 | } |
| 128 | |
| 129 | // 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] | 130 | bool IsCompiler() const { |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 131 | return compiler_callbacks_ != nullptr; |
| 132 | } |
| 133 | |
Andreas Gampe | 4585f87 | 2015-03-27 23:45:15 -0700 | [diff] [blame] | 134 | // If a compiler, are we compiling a boot image? |
| 135 | bool IsCompilingBootImage() const; |
| 136 | |
| 137 | bool CanRelocate() const; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 138 | |
| 139 | bool ShouldRelocate() const { |
| 140 | return must_relocate_ && CanRelocate(); |
| 141 | } |
| 142 | |
| 143 | bool MustRelocateIfPossible() const { |
| 144 | return must_relocate_; |
| 145 | } |
| 146 | |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 147 | bool IsImageDex2OatEnabled() const { |
| 148 | return image_dex2oat_enabled_; |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 149 | } |
| 150 | |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 151 | CompilerCallbacks* GetCompilerCallbacks() { |
| 152 | return compiler_callbacks_; |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 153 | } |
| 154 | |
Mathieu Chartier | 07ddb6f | 2015-11-05 11:16:34 -0800 | [diff] [blame] | 155 | void SetCompilerCallbacks(CompilerCallbacks* callbacks) { |
| 156 | CHECK(callbacks != nullptr); |
| 157 | compiler_callbacks_ = callbacks; |
| 158 | } |
| 159 | |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 160 | bool IsZygote() const { |
| 161 | return is_zygote_; |
| 162 | } |
| 163 | |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 164 | bool IsExplicitGcDisabled() const { |
| 165 | return is_explicit_gc_disabled_; |
| 166 | } |
| 167 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 168 | std::string GetCompilerExecutable() const; |
| 169 | |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 170 | const std::vector<std::string>& GetCompilerOptions() const { |
| 171 | return compiler_options_; |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 172 | } |
| 173 | |
Vladimir Marko | 5c657fe | 2016-11-03 15:12:29 +0000 | [diff] [blame] | 174 | void AddCompilerOption(const std::string& option) { |
Andreas Gampe | d2abbc9 | 2014-12-19 09:53:27 -0800 | [diff] [blame] | 175 | compiler_options_.push_back(option); |
| 176 | } |
| 177 | |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 178 | const std::vector<std::string>& GetImageCompilerOptions() const { |
| 179 | return image_compiler_options_; |
Anwar Ghuloum | 8447d84 | 2013-04-30 17:27:40 -0700 | [diff] [blame] | 180 | } |
| 181 | |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 182 | const std::string& GetImageLocation() const { |
| 183 | return image_location_; |
| 184 | } |
| 185 | |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 186 | // 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] | 187 | bool Start() UNLOCK_FUNCTION(Locks::mutator_lock_); |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 188 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 189 | bool IsShuttingDown(Thread* self); |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 190 | bool IsShuttingDownLocked() const REQUIRES(Locks::runtime_shutdown_lock_) { |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 191 | return shutting_down_; |
| 192 | } |
| 193 | |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 194 | size_t NumberOfThreadsBeingBorn() const REQUIRES(Locks::runtime_shutdown_lock_) { |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 195 | return threads_being_born_; |
| 196 | } |
| 197 | |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 198 | void StartThreadBirth() REQUIRES(Locks::runtime_shutdown_lock_) { |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 199 | threads_being_born_++; |
| 200 | } |
| 201 | |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 202 | void EndThreadBirth() REQUIRES(Locks::runtime_shutdown_lock_); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 203 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 204 | bool IsStarted() const { |
| 205 | return started_; |
| 206 | } |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 207 | |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 208 | bool IsFinishedStarting() const { |
| 209 | return finished_starting_; |
| 210 | } |
| 211 | |
Vladimir Marko | dcfcce4 | 2018-06-27 10:00:28 +0000 | [diff] [blame] | 212 | void RunRootClinits(Thread* self) REQUIRES_SHARED(Locks::mutator_lock_); |
| 213 | |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 214 | static Runtime* Current() { |
| 215 | return instance_; |
| 216 | } |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 217 | |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 218 | // Aborts semi-cleanly. Used in the implementation of LOG(FATAL), which most |
| 219 | // callers should prefer. |
Andreas Gampe | 90a32b1 | 2016-10-03 19:47:08 -0700 | [diff] [blame] | 220 | NO_RETURN static void Abort(const char* msg) REQUIRES(!Locks::abort_lock_); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 221 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 222 | // Returns the "main" ThreadGroup, used when attaching user threads. |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 223 | jobject GetMainThreadGroup() const; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 224 | |
| 225 | // Returns the "system" ThreadGroup, used when attaching our internal threads. |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 226 | jobject GetSystemThreadGroup() const; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 227 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 228 | // Returns the system ClassLoader which represents the CLASSPATH. |
| 229 | jobject GetSystemClassLoader() const; |
| 230 | |
Elliott Hughes | 462c944 | 2012-03-23 18:47:50 -0700 | [diff] [blame] | 231 | // Attaches the calling native thread to the runtime. |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 232 | bool AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 233 | bool create_peer); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 234 | |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 235 | void CallExitHook(jint status); |
| 236 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 237 | // Detaches the current native thread from the runtime. |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 238 | void DetachCurrentThread() REQUIRES(!Locks::mutator_lock_); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 239 | |
Nicolas Geoffray | 4e92c3c | 2017-05-08 09:34:26 +0100 | [diff] [blame] | 240 | void DumpDeoptimizations(std::ostream& os); |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 241 | void DumpForSigQuit(std::ostream& os); |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 242 | void DumpLockHolders(std::ostream& os); |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 243 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 244 | ~Runtime(); |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 245 | |
Vladimir Marko | d190851 | 2018-11-22 14:57:28 +0000 | [diff] [blame] | 246 | const std::vector<std::string>& GetBootClassPath() const { |
| 247 | return boot_class_path_; |
| 248 | } |
| 249 | |
| 250 | const std::vector<std::string>& GetBootClassPathLocations() const { |
| 251 | DCHECK(boot_class_path_locations_.empty() || |
| 252 | boot_class_path_locations_.size() == boot_class_path_.size()); |
| 253 | return boot_class_path_locations_.empty() ? boot_class_path_ : boot_class_path_locations_; |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 254 | } |
| 255 | |
| 256 | const std::string& GetClassPathString() const { |
| 257 | return class_path_string_; |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 258 | } |
| 259 | |
| 260 | ClassLinker* GetClassLinker() const { |
Carl Shapiro | 7a90959 | 2011-07-24 19:21:59 -0700 | [diff] [blame] | 261 | return class_linker_; |
| 262 | } |
| 263 | |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 264 | size_t GetDefaultStackSize() const { |
| 265 | return default_stack_size_; |
| 266 | } |
| 267 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 268 | gc::Heap* GetHeap() const { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 269 | return heap_; |
| 270 | } |
| 271 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 272 | InternTable* GetInternTable() const { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 273 | DCHECK(intern_table_ != nullptr); |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 274 | return intern_table_; |
| 275 | } |
| 276 | |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 277 | JavaVMExt* GetJavaVM() const { |
Richard Uhler | da0a69e | 2016-10-11 15:06:38 +0100 | [diff] [blame] | 278 | return java_vm_.get(); |
Elliott Hughes | f2682d5 | 2011-08-15 16:37:04 -0700 | [diff] [blame] | 279 | } |
| 280 | |
Hans Boehm | b3da36c | 2016-12-15 13:12:59 -0800 | [diff] [blame] | 281 | size_t GetMaxSpinsBeforeThinLockInflation() const { |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 282 | return max_spins_before_thin_lock_inflation_; |
| 283 | } |
| 284 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 285 | MonitorList* GetMonitorList() const { |
| 286 | return monitor_list_; |
| 287 | } |
| 288 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 289 | MonitorPool* GetMonitorPool() const { |
| 290 | return monitor_pool_; |
| 291 | } |
| 292 | |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 293 | // Is the given object the special object used to mark a cleared JNI weak global? |
Mathieu Chartier | 8778c52 | 2016-10-04 19:06:30 -0700 | [diff] [blame] | 294 | bool IsClearedJniWeakGlobal(ObjPtr<mirror::Object> obj) REQUIRES_SHARED(Locks::mutator_lock_); |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 295 | |
| 296 | // Get the special object used to mark a cleared JNI weak global. |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 297 | mirror::Object* GetClearedJniWeakGlobal() REQUIRES_SHARED(Locks::mutator_lock_); |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 298 | |
Roland Levillain | 7b0e844 | 2018-04-11 18:27:47 +0100 | [diff] [blame] | 299 | mirror::Throwable* GetPreAllocatedOutOfMemoryErrorWhenThrowingException() |
| 300 | REQUIRES_SHARED(Locks::mutator_lock_); |
| 301 | mirror::Throwable* GetPreAllocatedOutOfMemoryErrorWhenThrowingOOME() |
| 302 | REQUIRES_SHARED(Locks::mutator_lock_); |
| 303 | mirror::Throwable* GetPreAllocatedOutOfMemoryErrorWhenHandlingStackOverflow() |
| 304 | REQUIRES_SHARED(Locks::mutator_lock_); |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 305 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 306 | mirror::Throwable* GetPreAllocatedNoClassDefFoundError() |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 307 | REQUIRES_SHARED(Locks::mutator_lock_); |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 308 | |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 309 | const std::vector<std::string>& GetProperties() const { |
| 310 | return properties_; |
| 311 | } |
| 312 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 313 | ThreadList* GetThreadList() const { |
| 314 | return thread_list_; |
| 315 | } |
| 316 | |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 317 | static const char* GetVersion() { |
Andreas Gampe | 2153f93 | 2014-06-26 08:09:17 -0700 | [diff] [blame] | 318 | return "2.1.0"; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 319 | } |
| 320 | |
Narayan Kamath | 25352fc | 2016-08-03 12:46:58 +0100 | [diff] [blame] | 321 | bool IsMethodHandlesEnabled() const { |
Narayan Kamath | 9320675 | 2017-01-17 13:20:55 +0000 | [diff] [blame] | 322 | return true; |
Narayan Kamath | 25352fc | 2016-08-03 12:46:58 +0100 | [diff] [blame] | 323 | } |
| 324 | |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 325 | void DisallowNewSystemWeaks() REQUIRES_SHARED(Locks::mutator_lock_); |
| 326 | void AllowNewSystemWeaks() REQUIRES_SHARED(Locks::mutator_lock_); |
Hiroshi Yamauchi | 3049324 | 2016-11-03 13:06:52 -0700 | [diff] [blame] | 327 | // broadcast_for_checkpoint is true when we broadcast for making blocking threads to respond to |
| 328 | // checkpoint requests. It's false when we broadcast to unblock blocking threads after system weak |
| 329 | // access is reenabled. |
| 330 | void BroadcastForNewSystemWeaks(bool broadcast_for_checkpoint = false); |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 331 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 332 | // Visit all the roots. If only_dirty is true then non-dirty roots won't be visited. If |
| 333 | // 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] | 334 | void VisitRoots(RootVisitor* visitor, VisitRootFlags flags = kVisitRootFlagAllRoots) |
Andreas Gampe | d98b4ed | 2016-11-04 20:27:24 -0700 | [diff] [blame] | 335 | REQUIRES(!Locks::classlinker_classes_lock_, !Locks::trace_lock_) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 336 | REQUIRES_SHARED(Locks::mutator_lock_); |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 337 | |
Mathieu Chartier | 461687d | 2015-03-31 12:05:24 -0700 | [diff] [blame] | 338 | // Visit image roots, only used for hprof since the GC uses the image space mod union table |
| 339 | // instead. |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 340 | void VisitImageRoots(RootVisitor* visitor) REQUIRES_SHARED(Locks::mutator_lock_); |
Mathieu Chartier | 461687d | 2015-03-31 12:05:24 -0700 | [diff] [blame] | 341 | |
Roland Levillain | ef01222 | 2017-06-21 16:28:06 +0100 | [diff] [blame] | 342 | // Visit all of the roots we can safely visit concurrently. |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 343 | void VisitConcurrentRoots(RootVisitor* visitor, |
| 344 | VisitRootFlags flags = kVisitRootFlagAllRoots) |
Andreas Gampe | d98b4ed | 2016-11-04 20:27:24 -0700 | [diff] [blame] | 345 | REQUIRES(!Locks::classlinker_classes_lock_, !Locks::trace_lock_) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 346 | REQUIRES_SHARED(Locks::mutator_lock_); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 347 | |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 348 | // 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] | 349 | void VisitNonThreadRoots(RootVisitor* visitor) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 350 | REQUIRES_SHARED(Locks::mutator_lock_); |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 351 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 352 | void VisitTransactionRoots(RootVisitor* visitor) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 353 | REQUIRES_SHARED(Locks::mutator_lock_); |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 354 | |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 355 | // 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] | 356 | // system weak is updated to be the visitor's returned value. |
Mathieu Chartier | 9750995 | 2015-07-13 14:35:43 -0700 | [diff] [blame] | 357 | void SweepSystemWeaks(IsMarkedVisitor* visitor) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 358 | REQUIRES_SHARED(Locks::mutator_lock_); |
Mathieu Chartier | 6aa3df9 | 2013-09-17 15:17:28 -0700 | [diff] [blame] | 359 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 360 | // Returns a special method that calls into a trampoline for runtime method resolution |
Mathieu Chartier | fbc3108 | 2016-01-24 11:59:56 -0800 | [diff] [blame] | 361 | ArtMethod* GetResolutionMethod(); |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 362 | |
| 363 | bool HasResolutionMethod() const { |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 364 | return resolution_method_ != nullptr; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 365 | } |
| 366 | |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 367 | void SetResolutionMethod(ArtMethod* method) REQUIRES_SHARED(Locks::mutator_lock_); |
Igor Murashkin | 8275fba | 2017-05-02 15:58:02 -0700 | [diff] [blame] | 368 | void ClearResolutionMethod() { |
| 369 | resolution_method_ = nullptr; |
| 370 | } |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 371 | |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 372 | ArtMethod* CreateResolutionMethod() REQUIRES_SHARED(Locks::mutator_lock_); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 373 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 374 | // Returns a special method that calls into a trampoline for runtime imt conflicts. |
Mathieu Chartier | fbc3108 | 2016-01-24 11:59:56 -0800 | [diff] [blame] | 375 | ArtMethod* GetImtConflictMethod(); |
| 376 | ArtMethod* GetImtUnimplementedMethod(); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 377 | |
| 378 | bool HasImtConflictMethod() const { |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 379 | return imt_conflict_method_ != nullptr; |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 380 | } |
| 381 | |
Igor Murashkin | 8275fba | 2017-05-02 15:58:02 -0700 | [diff] [blame] | 382 | void ClearImtConflictMethod() { |
| 383 | imt_conflict_method_ = nullptr; |
| 384 | } |
| 385 | |
Mathieu Chartier | e42888f | 2016-04-14 10:49:19 -0700 | [diff] [blame] | 386 | void FixupConflictTables(); |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 387 | void SetImtConflictMethod(ArtMethod* method) REQUIRES_SHARED(Locks::mutator_lock_); |
| 388 | void SetImtUnimplementedMethod(ArtMethod* method) REQUIRES_SHARED(Locks::mutator_lock_); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 389 | |
Nicolas Geoffray | 796d630 | 2016-03-13 22:22:31 +0000 | [diff] [blame] | 390 | ArtMethod* CreateImtConflictMethod(LinearAlloc* linear_alloc) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 391 | REQUIRES_SHARED(Locks::mutator_lock_); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 392 | |
Igor Murashkin | 8275fba | 2017-05-02 15:58:02 -0700 | [diff] [blame] | 393 | void ClearImtUnimplementedMethod() { |
| 394 | imt_unimplemented_method_ = nullptr; |
| 395 | } |
| 396 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 397 | bool HasCalleeSaveMethod(CalleeSaveType type) const { |
Andreas Gampe | 8228cdf | 2017-05-30 15:03:54 -0700 | [diff] [blame] | 398 | return callee_save_methods_[static_cast<size_t>(type)] != 0u; |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 399 | } |
| 400 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 401 | ArtMethod* GetCalleeSaveMethod(CalleeSaveType type) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 402 | REQUIRES_SHARED(Locks::mutator_lock_); |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 403 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 404 | ArtMethod* GetCalleeSaveMethodUnchecked(CalleeSaveType type) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 405 | REQUIRES_SHARED(Locks::mutator_lock_); |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 406 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 407 | QuickMethodFrameInfo GetRuntimeMethodFrameInfo(ArtMethod* method) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 408 | REQUIRES_SHARED(Locks::mutator_lock_); |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 409 | |
David Srbecky | 56de89a | 2018-10-01 15:32:20 +0100 | [diff] [blame] | 410 | static constexpr size_t GetCalleeSaveMethodOffset(CalleeSaveType type) { |
Andreas Gampe | 8228cdf | 2017-05-30 15:03:54 -0700 | [diff] [blame] | 411 | return OFFSETOF_MEMBER(Runtime, callee_save_methods_[static_cast<size_t>(type)]); |
Ian Rogers | 936b37f | 2014-02-14 00:52:24 -0800 | [diff] [blame] | 412 | } |
| 413 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 414 | InstructionSet GetInstructionSet() const { |
| 415 | return instruction_set_; |
| 416 | } |
| 417 | |
| 418 | void SetInstructionSet(InstructionSet instruction_set); |
Igor Murashkin | 8275fba | 2017-05-02 15:58:02 -0700 | [diff] [blame] | 419 | void ClearInstructionSet(); |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 420 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 421 | void SetCalleeSaveMethod(ArtMethod* method, CalleeSaveType type); |
Igor Murashkin | 8275fba | 2017-05-02 15:58:02 -0700 | [diff] [blame] | 422 | void ClearCalleeSaveMethods(); |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 423 | |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 424 | ArtMethod* CreateCalleeSaveMethod() REQUIRES_SHARED(Locks::mutator_lock_); |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 425 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 426 | int32_t GetStat(int kind); |
| 427 | |
Ian Rogers | 9af209c | 2012-06-03 20:50:30 -0700 | [diff] [blame] | 428 | RuntimeStats* GetStats() { |
| 429 | return &stats_; |
| 430 | } |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 431 | |
| 432 | bool HasStatsEnabled() const { |
| 433 | return stats_enabled_; |
| 434 | } |
| 435 | |
| 436 | void ResetStats(int kinds); |
| 437 | |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 438 | void SetStatsEnabled(bool new_state) |
| 439 | REQUIRES(!Locks::instrument_entrypoints_lock_, !Locks::mutator_lock_); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 440 | |
Andreas Gampe | 6be67ee | 2014-09-02 21:22:18 -0700 | [diff] [blame] | 441 | enum class NativeBridgeAction { // private |
| 442 | kUnload, |
| 443 | kInitialize |
| 444 | }; |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 445 | |
Nicolas Geoffray | 433b79a | 2017-01-30 20:54:45 +0000 | [diff] [blame] | 446 | jit::Jit* GetJit() const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 447 | return jit_.get(); |
| 448 | } |
Calin Juravle | ffc8707 | 2016-04-20 14:22:09 +0100 | [diff] [blame] | 449 | |
| 450 | // Returns true if JIT compilations are enabled. GetJit() will be not null in this case. |
| 451 | bool UseJitCompilation() const; |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 452 | |
Narayan Kamath | 3de95a7 | 2014-04-02 12:54:23 +0100 | [diff] [blame] | 453 | void PreZygoteFork(); |
Nicolas Geoffray | ce9ed36 | 2018-11-29 03:19:28 +0000 | [diff] [blame] | 454 | void PostZygoteFork(); |
Nicolas Geoffray | d66c862 | 2015-12-11 14:59:16 +0000 | [diff] [blame] | 455 | void InitNonZygoteOrPostFork( |
Calin Juravle | 016fcbe2 | 2018-05-03 19:47:35 -0700 | [diff] [blame] | 456 | JNIEnv* env, |
| 457 | bool is_system_server, |
| 458 | NativeBridgeAction action, |
| 459 | const char* isa, |
| 460 | bool profile_system_server = false); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 461 | |
Ian Rogers | 9bc5440 | 2014-04-17 16:40:01 -0700 | [diff] [blame] | 462 | const instrumentation::Instrumentation* GetInstrumentation() const { |
| 463 | return &instrumentation_; |
| 464 | } |
| 465 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 466 | instrumentation::Instrumentation* GetInstrumentation() { |
| 467 | return &instrumentation_; |
| 468 | } |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 469 | |
Calin Juravle | 66f5523 | 2015-12-08 15:09:10 +0000 | [diff] [blame] | 470 | void RegisterAppInfo(const std::vector<std::string>& code_paths, |
Calin Juravle | 77651c4 | 2017-03-03 18:04:02 -0800 | [diff] [blame] | 471 | const std::string& profile_output_filename); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 472 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 473 | // Transaction support. |
Chang Xing | 605fe24 | 2017-07-20 15:57:21 -0700 | [diff] [blame] | 474 | bool IsActiveTransaction() const; |
Chang Xing | 16d1dd8 | 2017-07-20 17:56:26 -0700 | [diff] [blame] | 475 | void EnterTransactionMode(); |
Chang Xing | 5a906fc | 2017-07-26 15:01:16 -0700 | [diff] [blame] | 476 | void EnterTransactionMode(bool strict, mirror::Class* root); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 477 | void ExitTransactionMode(); |
Chang Xing | 605fe24 | 2017-07-20 15:57:21 -0700 | [diff] [blame] | 478 | void RollbackAllTransactions() REQUIRES_SHARED(Locks::mutator_lock_); |
Chang Xing | 16d1dd8 | 2017-07-20 17:56:26 -0700 | [diff] [blame] | 479 | // Transaction rollback and exit transaction are always done together, it's convenience to |
| 480 | // do them in one function. |
| 481 | void RollbackAndExitTransactionMode() REQUIRES_SHARED(Locks::mutator_lock_); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 482 | bool IsTransactionAborted() const; |
Chang Xing | 605fe24 | 2017-07-20 15:57:21 -0700 | [diff] [blame] | 483 | const std::unique_ptr<Transaction>& GetTransaction() const; |
Chang Xing | 5a906fc | 2017-07-26 15:01:16 -0700 | [diff] [blame] | 484 | bool IsActiveStrictTransactionMode() const; |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 485 | |
Sebastien Hertz | 2fd7e69 | 2015-04-02 11:11:19 +0200 | [diff] [blame] | 486 | void AbortTransactionAndThrowAbortError(Thread* self, const std::string& abort_message) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 487 | REQUIRES_SHARED(Locks::mutator_lock_); |
Sebastien Hertz | 2fd7e69 | 2015-04-02 11:11:19 +0200 | [diff] [blame] | 488 | void ThrowTransactionAbortError(Thread* self) |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 489 | REQUIRES_SHARED(Locks::mutator_lock_); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 490 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 491 | void RecordWriteFieldBoolean(mirror::Object* obj, MemberOffset field_offset, uint8_t value, |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 492 | bool is_volatile) const; |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 493 | void RecordWriteFieldByte(mirror::Object* obj, MemberOffset field_offset, int8_t value, |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 494 | bool is_volatile) const; |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 495 | void RecordWriteFieldChar(mirror::Object* obj, MemberOffset field_offset, uint16_t value, |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 496 | bool is_volatile) const; |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 497 | void RecordWriteFieldShort(mirror::Object* obj, MemberOffset field_offset, int16_t value, |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 498 | bool is_volatile) const; |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 499 | void RecordWriteField32(mirror::Object* obj, MemberOffset field_offset, uint32_t value, |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 500 | bool is_volatile) const; |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 501 | void RecordWriteField64(mirror::Object* obj, MemberOffset field_offset, uint64_t value, |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 502 | bool is_volatile) const; |
Mathieu Chartier | a058fdf | 2016-10-06 15:13:58 -0700 | [diff] [blame] | 503 | void RecordWriteFieldReference(mirror::Object* obj, |
| 504 | MemberOffset field_offset, |
| 505 | ObjPtr<mirror::Object> value, |
| 506 | bool is_volatile) const |
| 507 | REQUIRES_SHARED(Locks::mutator_lock_); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 508 | void RecordWriteArray(mirror::Array* array, size_t index, uint64_t value) const |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 509 | REQUIRES_SHARED(Locks::mutator_lock_); |
Mathieu Chartier | 9e86809 | 2016-10-31 14:58:04 -0700 | [diff] [blame] | 510 | void RecordStrongStringInsertion(ObjPtr<mirror::String> s) const |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 511 | REQUIRES(Locks::intern_table_lock_); |
Mathieu Chartier | 9e86809 | 2016-10-31 14:58:04 -0700 | [diff] [blame] | 512 | void RecordWeakStringInsertion(ObjPtr<mirror::String> s) const |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 513 | REQUIRES(Locks::intern_table_lock_); |
Mathieu Chartier | 9e86809 | 2016-10-31 14:58:04 -0700 | [diff] [blame] | 514 | void RecordStrongStringRemoval(ObjPtr<mirror::String> s) const |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 515 | REQUIRES(Locks::intern_table_lock_); |
Mathieu Chartier | 9e86809 | 2016-10-31 14:58:04 -0700 | [diff] [blame] | 516 | void RecordWeakStringRemoval(ObjPtr<mirror::String> s) const |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 517 | REQUIRES(Locks::intern_table_lock_); |
Andreas Gampe | 8a0128a | 2016-11-28 07:38:35 -0800 | [diff] [blame] | 518 | void RecordResolveString(ObjPtr<mirror::DexCache> dex_cache, dex::StringIndex string_idx) const |
Mathieu Chartier | bb816d6 | 2016-09-07 10:17:46 -0700 | [diff] [blame] | 519 | REQUIRES_SHARED(Locks::mutator_lock_); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 520 | |
Andreas Gampe | 44f6760 | 2018-11-28 08:27:27 -0800 | [diff] [blame] | 521 | void SetFaultMessage(const std::string& message); |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 522 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 523 | void AddCurrentRuntimeFeaturesAsDex2OatArguments(std::vector<std::string>* arg_vector) const; |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 524 | |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 525 | bool ExplicitStackOverflowChecks() const { |
Andreas Gampe | 928f72b | 2014-09-09 19:53:48 -0700 | [diff] [blame] | 526 | return !implicit_so_checks_; |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 527 | } |
| 528 | |
Nicolas Geoffray | 68bf390 | 2017-09-07 14:40:48 +0100 | [diff] [blame] | 529 | void DisableVerifier(); |
Igor Murashkin | 7617abd | 2015-07-10 18:27:47 -0700 | [diff] [blame] | 530 | bool IsVerificationEnabled() const; |
| 531 | bool IsVerificationSoftFail() const; |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 532 | |
Mathew Inwood | a5dc52c | 2018-02-19 15:30:51 +0000 | [diff] [blame] | 533 | void SetHiddenApiEnforcementPolicy(hiddenapi::EnforcementPolicy policy) { |
| 534 | hidden_api_policy_ = policy; |
David Brazdil | 3e0fa0a | 2018-01-15 18:41:44 +0000 | [diff] [blame] | 535 | } |
| 536 | |
Mathew Inwood | a5dc52c | 2018-02-19 15:30:51 +0000 | [diff] [blame] | 537 | hiddenapi::EnforcementPolicy GetHiddenApiEnforcementPolicy() const { |
| 538 | return hidden_api_policy_; |
David Brazdil | 3e0fa0a | 2018-01-15 18:41:44 +0000 | [diff] [blame] | 539 | } |
| 540 | |
Mathew Inwood | 3383aa5 | 2018-03-16 14:18:33 +0000 | [diff] [blame] | 541 | void SetHiddenApiExemptions(const std::vector<std::string>& exemptions) { |
| 542 | hidden_api_exemptions_ = exemptions; |
| 543 | } |
| 544 | |
| 545 | const std::vector<std::string>& GetHiddenApiExemptions() { |
| 546 | return hidden_api_exemptions_; |
| 547 | } |
| 548 | |
David Brazdil | ee7d2fd | 2018-01-20 17:25:23 +0000 | [diff] [blame] | 549 | void SetDedupeHiddenApiWarnings(bool value) { |
| 550 | dedupe_hidden_api_warnings_ = value; |
| 551 | } |
| 552 | |
| 553 | bool ShouldDedupeHiddenApiWarnings() { |
| 554 | return dedupe_hidden_api_warnings_; |
| 555 | } |
| 556 | |
Mathew Inwood | 73ddda4 | 2018-04-03 15:32:32 +0100 | [diff] [blame] | 557 | void SetHiddenApiEventLogSampleRate(uint32_t rate) { |
| 558 | hidden_api_access_event_log_rate_ = rate; |
| 559 | } |
| 560 | |
| 561 | uint32_t GetHiddenApiEventLogSampleRate() const { |
| 562 | return hidden_api_access_event_log_rate_; |
| 563 | } |
| 564 | |
Mathew Inwood | 5bcef17 | 2018-05-01 14:40:12 +0100 | [diff] [blame] | 565 | const std::string& GetProcessPackageName() const { |
| 566 | return process_package_name_; |
| 567 | } |
| 568 | |
| 569 | void SetProcessPackageName(const char* package_name) { |
| 570 | if (package_name == nullptr) { |
| 571 | process_package_name_.clear(); |
| 572 | } else { |
| 573 | process_package_name_ = package_name; |
| 574 | } |
| 575 | } |
| 576 | |
Jean Christophe Beyler | 24e04aa | 2014-09-12 12:03:25 -0700 | [diff] [blame] | 577 | bool IsDexFileFallbackEnabled() const { |
| 578 | return allow_dex_file_fallback_; |
| 579 | } |
| 580 | |
Dmitriy Ivanov | 785049f | 2014-07-18 10:08:57 -0700 | [diff] [blame] | 581 | const std::vector<std::string>& GetCpuAbilist() const { |
| 582 | return cpu_abilist_; |
| 583 | } |
| 584 | |
Evgenii Stepanov | 1e13374 | 2015-05-20 12:30:59 -0700 | [diff] [blame] | 585 | bool IsRunningOnMemoryTool() const { |
| 586 | return is_running_on_memory_tool_; |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 587 | } |
| 588 | |
David Brazdil | 2bb2fbd | 2018-11-13 18:24:26 +0000 | [diff] [blame] | 589 | void SetTargetSdkVersion(uint32_t version) { |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 590 | target_sdk_version_ = version; |
| 591 | } |
| 592 | |
David Brazdil | 2bb2fbd | 2018-11-13 18:24:26 +0000 | [diff] [blame] | 593 | uint32_t GetTargetSdkVersion() const { |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 594 | return target_sdk_version_; |
| 595 | } |
| 596 | |
Narayan Kamath | 5a2be3f | 2015-02-16 13:51:51 +0000 | [diff] [blame] | 597 | uint32_t GetZygoteMaxFailedBoots() const { |
| 598 | return zygote_max_failed_boots_; |
| 599 | } |
| 600 | |
Alex Light | eb7c144 | 2015-08-31 13:17:42 -0700 | [diff] [blame] | 601 | bool AreExperimentalFlagsEnabled(ExperimentalFlags flags) { |
| 602 | return (experimental_flags_ & flags) != ExperimentalFlags::kNone; |
Igor Murashkin | 158f35c | 2015-06-10 15:55:30 -0700 | [diff] [blame] | 603 | } |
| 604 | |
Orion Hodson | ad28f5e | 2018-10-17 09:08:17 +0100 | [diff] [blame] | 605 | void CreateJitCodeCache(bool rwx_memory_allowed); |
| 606 | |
Mathieu Chartier | 455f67c | 2015-03-17 13:48:29 -0700 | [diff] [blame] | 607 | // Create the JIT and instrumentation and code cache. |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 608 | void CreateJit(); |
| 609 | |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 610 | ArenaPool* GetArenaPool() { |
| 611 | return arena_pool_.get(); |
| 612 | } |
Nicolas Geoffray | 25e0456 | 2016-03-01 13:17:58 +0000 | [diff] [blame] | 613 | ArenaPool* GetJitArenaPool() { |
| 614 | return jit_arena_pool_.get(); |
| 615 | } |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 616 | const ArenaPool* GetArenaPool() const { |
| 617 | return arena_pool_.get(); |
| 618 | } |
Jean-Philippe Halimi | ca76a1a | 2016-02-02 19:48:52 +0100 | [diff] [blame] | 619 | |
| 620 | void ReclaimArenaPoolMemory(); |
| 621 | |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 622 | LinearAlloc* GetLinearAlloc() { |
| 623 | return linear_alloc_.get(); |
| 624 | } |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 625 | |
Mathieu Chartier | 455f67c | 2015-03-17 13:48:29 -0700 | [diff] [blame] | 626 | jit::JitOptions* GetJITOptions() { |
| 627 | return jit_options_.get(); |
| 628 | } |
| 629 | |
Nicolas Geoffray | 433b79a | 2017-01-30 20:54:45 +0000 | [diff] [blame] | 630 | bool IsJavaDebuggable() const { |
| 631 | return is_java_debuggable_; |
Alex Light | 6b16d89 | 2016-11-11 11:21:04 -0800 | [diff] [blame] | 632 | } |
| 633 | |
Nicolas Geoffray | 433b79a | 2017-01-30 20:54:45 +0000 | [diff] [blame] | 634 | void SetJavaDebuggable(bool value); |
| 635 | |
| 636 | // Deoptimize the boot image, called for Java debuggable apps. |
| 637 | void DeoptimizeBootImage(); |
Alex Light | 6b16d89 | 2016-11-11 11:21:04 -0800 | [diff] [blame] | 638 | |
David Srbecky | f448016 | 2016-03-16 00:06:24 +0000 | [diff] [blame] | 639 | bool IsNativeDebuggable() const { |
| 640 | return is_native_debuggable_; |
| 641 | } |
| 642 | |
| 643 | void SetNativeDebuggable(bool value) { |
| 644 | is_native_debuggable_ = value; |
| 645 | } |
| 646 | |
Alex Light | 0aa7a5a | 2018-10-10 15:58:14 +0000 | [diff] [blame] | 647 | bool AreNonStandardExitsEnabled() const { |
| 648 | return non_standard_exits_enabled_; |
| 649 | } |
| 650 | |
| 651 | void SetNonStandardExitsEnabled() { |
David Srbecky | 28f6cff | 2018-10-16 15:07:28 +0100 | [diff] [blame] | 652 | DoAndMaybeSwitchInterpreter([=](){ non_standard_exits_enabled_ = true; }); |
Alex Light | 0aa7a5a | 2018-10-10 15:58:14 +0000 | [diff] [blame] | 653 | } |
| 654 | |
Alex Light | 7919db9 | 2017-11-29 09:00:55 -0800 | [diff] [blame] | 655 | bool AreAsyncExceptionsThrown() const { |
| 656 | return async_exceptions_thrown_; |
| 657 | } |
| 658 | |
| 659 | void SetAsyncExceptionsThrown() { |
David Srbecky | 28f6cff | 2018-10-16 15:07:28 +0100 | [diff] [blame] | 660 | DoAndMaybeSwitchInterpreter([=](){ async_exceptions_thrown_ = true; }); |
Alex Light | 7919db9 | 2017-11-29 09:00:55 -0800 | [diff] [blame] | 661 | } |
| 662 | |
David Srbecky | 28f6cff | 2018-10-16 15:07:28 +0100 | [diff] [blame] | 663 | // Change state and re-check which interpreter should be used. |
| 664 | // |
| 665 | // This must be called whenever there is an event that forces |
| 666 | // us to use different interpreter (e.g. debugger is attached). |
| 667 | // |
| 668 | // Changing the state using the lamda gives us some multihreading safety. |
| 669 | // It ensures that two calls do not interfere with each other and |
| 670 | // it makes it possible to DCHECK that thread local flag is correct. |
| 671 | template<typename Action> |
| 672 | static void DoAndMaybeSwitchInterpreter(Action lamda); |
| 673 | |
Andreas Gampe | dd67125 | 2015-07-23 14:37:18 -0700 | [diff] [blame] | 674 | // Returns the build fingerprint, if set. Otherwise an empty string is returned. |
| 675 | std::string GetFingerprint() { |
| 676 | return fingerprint_; |
| 677 | } |
| 678 | |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 679 | // Called from class linker. |
Andreas Gampe | bdf7f1c | 2016-08-30 16:38:47 -0700 | [diff] [blame] | 680 | void SetSentinel(mirror::Object* sentinel) REQUIRES_SHARED(Locks::mutator_lock_); |
Roland Levillain | 0e15559 | 2018-11-05 18:31:49 +0000 | [diff] [blame] | 681 | // For testing purpose only. |
| 682 | // TODO: Remove this when this is no longer needed (b/116087961). |
| 683 | GcRoot<mirror::Object> GetSentinel() REQUIRES_SHARED(Locks::mutator_lock_); |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 684 | |
Mathieu Chartier | 951ec2c | 2015-09-22 08:50:05 -0700 | [diff] [blame] | 685 | // Create a normal LinearAlloc or low 4gb version if we are 64 bit AOT compiler. |
| 686 | LinearAlloc* CreateLinearAlloc(); |
| 687 | |
Mathieu Chartier | f9c6fc6 | 2015-10-07 11:44:05 -0700 | [diff] [blame] | 688 | OatFileManager& GetOatFileManager() const { |
| 689 | DCHECK(oat_file_manager_ != nullptr); |
Mathieu Chartier | e58991b | 2015-10-13 07:59:34 -0700 | [diff] [blame] | 690 | return *oat_file_manager_; |
Mathieu Chartier | f9c6fc6 | 2015-10-07 11:44:05 -0700 | [diff] [blame] | 691 | } |
| 692 | |
Mathieu Chartier | 32cc9ee | 2015-10-15 09:19:15 -0700 | [diff] [blame] | 693 | double GetHashTableMinLoadFactor() const; |
| 694 | double GetHashTableMaxLoadFactor() const; |
| 695 | |
Andreas Gampe | 83e2049 | 2018-11-07 11:12:26 -0800 | [diff] [blame] | 696 | bool IsSafeMode() const { |
Andreas Gampe | 83e2049 | 2018-11-07 11:12:26 -0800 | [diff] [blame] | 697 | return safe_mode_; |
| 698 | } |
| 699 | |
Nicolas Geoffray | 787ae8e | 2015-11-05 11:32:24 +0000 | [diff] [blame] | 700 | void SetSafeMode(bool mode) { |
| 701 | safe_mode_ = mode; |
| 702 | } |
| 703 | |
Nicolas Geoffray | a73280d | 2016-02-15 13:05:16 +0000 | [diff] [blame] | 704 | bool GetDumpNativeStackOnSigQuit() const { |
| 705 | return dump_native_stack_on_sig_quit_; |
| 706 | } |
| 707 | |
Andreas Gampe | a1425a1 | 2016-03-11 17:44:04 -0800 | [diff] [blame] | 708 | bool GetPrunedDalvikCache() const { |
| 709 | return pruned_dalvik_cache_; |
| 710 | } |
| 711 | |
| 712 | void SetPrunedDalvikCache(bool pruned) { |
| 713 | pruned_dalvik_cache_ = pruned; |
| 714 | } |
| 715 | |
Mathieu Chartier | f8cb178 | 2016-03-18 18:45:41 -0700 | [diff] [blame] | 716 | void UpdateProcessState(ProcessState process_state); |
| 717 | |
| 718 | // Returns true if we currently care about long mutator pause. |
| 719 | bool InJankPerceptibleProcessState() const { |
| 720 | return process_state_ == kProcessStateJankPerceptible; |
| 721 | } |
| 722 | |
Calin Juravle | 97cbc92 | 2016-04-15 16:16:35 +0100 | [diff] [blame] | 723 | void RegisterSensitiveThread() const; |
| 724 | |
Andreas Gampe | f38a661 | 2016-04-11 08:42:26 -0700 | [diff] [blame] | 725 | void SetZygoteNoThreadSection(bool val) { |
| 726 | zygote_no_threads_ = val; |
| 727 | } |
| 728 | |
| 729 | bool IsZygoteNoThreadSection() const { |
| 730 | return zygote_no_threads_; |
| 731 | } |
| 732 | |
Nicolas Geoffray | 433b79a | 2017-01-30 20:54:45 +0000 | [diff] [blame] | 733 | // Returns if the code can be deoptimized asynchronously. Code may be compiled with some |
Mingyao Yang | f711f2c | 2016-05-23 12:29:39 -0700 | [diff] [blame] | 734 | // optimization that makes it impossible to deoptimize. |
Nicolas Geoffray | 433b79a | 2017-01-30 20:54:45 +0000 | [diff] [blame] | 735 | bool IsAsyncDeoptimizeable(uintptr_t code) const REQUIRES_SHARED(Locks::mutator_lock_); |
Mingyao Yang | f711f2c | 2016-05-23 12:29:39 -0700 | [diff] [blame] | 736 | |
David Sehr | d106d9f | 2016-08-16 19:22:57 -0700 | [diff] [blame] | 737 | // Returns a saved copy of the environment (getenv/setenv values). |
| 738 | // Used by Fork to protect against overwriting LD_LIBRARY_PATH, etc. |
| 739 | char** GetEnvSnapshot() const { |
| 740 | return env_snapshot_.GetSnapshot(); |
| 741 | } |
| 742 | |
Andreas Gampe | fda5714 | 2016-09-08 20:29:18 -0700 | [diff] [blame] | 743 | void AddSystemWeakHolder(gc::AbstractSystemWeakHolder* holder); |
| 744 | void RemoveSystemWeakHolder(gc::AbstractSystemWeakHolder* holder); |
| 745 | |
Alex Light | f889c70 | 2018-02-23 15:25:45 -0800 | [diff] [blame] | 746 | void AttachAgent(JNIEnv* env, const std::string& agent_arg, jobject class_loader); |
Leonard Mosescu | eb84221 | 2016-10-06 17:26:36 -0700 | [diff] [blame] | 747 | |
Andreas Gampe | aadcbc6 | 2017-12-28 14:05:42 -0800 | [diff] [blame] | 748 | const std::list<std::unique_ptr<ti::Agent>>& GetAgents() const { |
Alex Light | 65af20b | 2017-04-20 09:15:08 -0700 | [diff] [blame] | 749 | return agents_; |
| 750 | } |
| 751 | |
Andreas Gampe | ac30fa2 | 2017-01-18 21:02:36 -0800 | [diff] [blame] | 752 | RuntimeCallbacks* GetRuntimeCallbacks(); |
Andreas Gampe | 04bbb5b | 2017-01-19 17:49:03 +0000 | [diff] [blame] | 753 | |
Alex Light | 77fee87 | 2017-09-05 14:51:49 -0700 | [diff] [blame] | 754 | bool HasLoadedPlugins() const { |
| 755 | return !plugins_.empty(); |
| 756 | } |
| 757 | |
Andreas Gampe | bad529d | 2017-02-13 18:52:10 -0800 | [diff] [blame] | 758 | void InitThreadGroups(Thread* self); |
| 759 | |
Mathieu Chartier | 1d49501 | 2017-04-11 17:50:00 -0700 | [diff] [blame] | 760 | void SetDumpGCPerformanceOnShutdown(bool value) { |
| 761 | dump_gc_performance_on_shutdown_ = value; |
| 762 | } |
| 763 | |
Nicolas Geoffray | 4e92c3c | 2017-05-08 09:34:26 +0100 | [diff] [blame] | 764 | void IncrementDeoptimizationCount(DeoptimizationKind kind) { |
| 765 | DCHECK_LE(kind, DeoptimizationKind::kLast); |
| 766 | deoptimization_counts_[static_cast<size_t>(kind)]++; |
| 767 | } |
| 768 | |
Nicolas Geoffray | b9bec2e | 2017-05-24 15:59:18 +0100 | [diff] [blame] | 769 | uint32_t GetNumberOfDeoptimizations() const { |
| 770 | uint32_t result = 0; |
| 771 | for (size_t i = 0; i <= static_cast<size_t>(DeoptimizationKind::kLast); ++i) { |
| 772 | result += deoptimization_counts_[i]; |
| 773 | } |
| 774 | return result; |
| 775 | } |
| 776 | |
Mathieu Chartier | c42cb0e | 2017-10-13 11:35:00 -0700 | [diff] [blame] | 777 | // Whether or not we use MADV_RANDOM on files that are thought to have random access patterns. |
| 778 | // This is beneficial for low RAM devices since it reduces page cache thrashing. |
| 779 | bool MAdviseRandomAccess() const { |
| 780 | return madvise_random_access_; |
| 781 | } |
| 782 | |
Alex Light | 4032071 | 2017-12-14 11:52:04 -0800 | [diff] [blame] | 783 | const std::string& GetJdwpOptions() { |
| 784 | return jdwp_options_; |
| 785 | } |
| 786 | |
| 787 | JdwpProvider GetJdwpProvider() const { |
| 788 | return jdwp_provider_; |
| 789 | } |
| 790 | |
Andreas Gampe | 0b0ffc1 | 2018-08-01 14:41:27 -0700 | [diff] [blame] | 791 | uint32_t GetVerifierLoggingThresholdMs() const { |
| 792 | return verifier_logging_threshold_ms_; |
| 793 | } |
| 794 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 795 | private: |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 796 | static void InitPlatformSignalHandlers(); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 797 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 798 | Runtime(); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 799 | |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 800 | void BlockSignals(); |
| 801 | |
Vladimir Marko | 88b2b80 | 2015-12-04 14:19:04 +0000 | [diff] [blame] | 802 | bool Init(RuntimeArgumentMap&& runtime_options) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 803 | SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 804 | void InitNativeMethods() REQUIRES(!Locks::mutator_lock_); |
Elliott Hughes | ff17f1f | 2012-01-24 18:12:29 -0800 | [diff] [blame] | 805 | void RegisterRuntimeNativeMethods(JNIEnv* env); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 806 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 807 | void StartDaemonThreads(); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 808 | void StartSignalCatcher(); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 809 | |
Calin Juravle | 31f2c15 | 2015-10-23 17:56:15 +0100 | [diff] [blame] | 810 | void MaybeSaveJitProfilingInfo(); |
| 811 | |
Andreas Gampe | 585da95 | 2016-12-02 14:52:29 -0800 | [diff] [blame] | 812 | // Visit all of the thread roots. |
| 813 | void VisitThreadRoots(RootVisitor* visitor, VisitRootFlags flags) |
| 814 | REQUIRES_SHARED(Locks::mutator_lock_); |
| 815 | |
| 816 | // Visit all other roots which must be done with mutators suspended. |
| 817 | void VisitNonConcurrentRoots(RootVisitor* visitor, VisitRootFlags flags) |
| 818 | REQUIRES_SHARED(Locks::mutator_lock_); |
| 819 | |
| 820 | // Constant roots are the roots which never change after the runtime is initialized, they only |
| 821 | // need to be visited once per GC cycle. |
| 822 | void VisitConstantRoots(RootVisitor* visitor) |
| 823 | REQUIRES_SHARED(Locks::mutator_lock_); |
| 824 | |
Andreas Gampe | 44f6760 | 2018-11-28 08:27:27 -0800 | [diff] [blame] | 825 | // Note: To be lock-free, GetFaultMessage temporarily replaces the lock message with null. |
| 826 | // As such, there is a window where a call will return an empty string. In general, |
| 827 | // only aborting code should retrieve this data (via GetFaultMessageForAbortLogging |
| 828 | // friend). |
| 829 | std::string GetFaultMessage(); |
| 830 | |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 831 | // A pointer to the active runtime or null. |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 832 | static Runtime* instance_; |
| 833 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 834 | // NOTE: these must match the gc::ProcessState values as they come directly from the framework. |
| 835 | static constexpr int kProfileForground = 0; |
Calin Juravle | 31f2c15 | 2015-10-23 17:56:15 +0100 | [diff] [blame] | 836 | static constexpr int kProfileBackground = 1; |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 837 | |
Mingyao Yang | 0a87a65 | 2017-04-12 13:43:15 -0700 | [diff] [blame] | 838 | static constexpr uint32_t kCalleeSaveSize = 6u; |
Andreas Gampe | 8228cdf | 2017-05-30 15:03:54 -0700 | [diff] [blame] | 839 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 840 | // 64 bit so that we can share the same asm offsets for both 32 and 64 bits. |
Andreas Gampe | 8228cdf | 2017-05-30 15:03:54 -0700 | [diff] [blame] | 841 | uint64_t callee_save_methods_[kCalleeSaveSize]; |
Roland Levillain | 7b0e844 | 2018-04-11 18:27:47 +0100 | [diff] [blame] | 842 | // Pre-allocated exceptions (see Runtime::Init). |
| 843 | GcRoot<mirror::Throwable> pre_allocated_OutOfMemoryError_when_throwing_exception_; |
| 844 | GcRoot<mirror::Throwable> pre_allocated_OutOfMemoryError_when_throwing_oome_; |
| 845 | GcRoot<mirror::Throwable> pre_allocated_OutOfMemoryError_when_handling_stack_overflow_; |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 846 | GcRoot<mirror::Throwable> pre_allocated_NoClassDefFoundError_; |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 847 | ArtMethod* resolution_method_; |
| 848 | ArtMethod* imt_conflict_method_; |
Mathieu Chartier | 2d2621a | 2014-10-23 16:48:06 -0700 | [diff] [blame] | 849 | // Unresolved method has the same behavior as the conflict method, it is used by the class linker |
| 850 | // for differentiating between unfilled imt slots vs conflict slots in superclasses. |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 851 | ArtMethod* imt_unimplemented_method_; |
Ian Rogers | 6ed19fd | 2014-03-20 08:10:17 -0700 | [diff] [blame] | 852 | |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 853 | // Special sentinel object used to invalid conditions in JNI (cleared weak references) and |
| 854 | // JDWP (invalid references). |
| 855 | GcRoot<mirror::Object> sentinel_; |
| 856 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 857 | InstructionSet instruction_set_; |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 858 | |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 859 | CompilerCallbacks* compiler_callbacks_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 860 | bool is_zygote_; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 861 | bool must_relocate_; |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 862 | bool is_concurrent_gc_enabled_; |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 863 | bool is_explicit_gc_disabled_; |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 864 | bool image_dex2oat_enabled_; |
Brian Carlstrom | 0a5b14d | 2011-09-27 13:29:15 -0700 | [diff] [blame] | 865 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 866 | std::string compiler_executable_; |
Brian Carlstrom | 6449c62 | 2014-02-10 23:48:36 -0800 | [diff] [blame] | 867 | std::vector<std::string> compiler_options_; |
| 868 | std::vector<std::string> image_compiler_options_; |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 869 | std::string image_location_; |
Dragos Sbirlea | 7467ee0 | 2013-06-21 09:20:34 -0700 | [diff] [blame] | 870 | |
Vladimir Marko | d190851 | 2018-11-22 14:57:28 +0000 | [diff] [blame] | 871 | std::vector<std::string> boot_class_path_; |
| 872 | std::vector<std::string> boot_class_path_locations_; |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 873 | std::string class_path_string_; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 874 | std::vector<std::string> properties_; |
| 875 | |
Andreas Gampe | aadcbc6 | 2017-12-28 14:05:42 -0800 | [diff] [blame] | 876 | std::list<ti::AgentSpec> agent_specs_; |
| 877 | std::list<std::unique_ptr<ti::Agent>> agents_; |
Alex Light | 185d134 | 2016-08-11 10:48:03 -0700 | [diff] [blame] | 878 | std::vector<Plugin> plugins_; |
Alex Light | 7233c7e | 2016-07-28 10:07:45 -0700 | [diff] [blame] | 879 | |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 880 | // The default stack size for managed threads created by the runtime. |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 881 | size_t default_stack_size_; |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 882 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 883 | gc::Heap* heap_; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 884 | |
Nicolas Geoffray | 25e0456 | 2016-03-01 13:17:58 +0000 | [diff] [blame] | 885 | std::unique_ptr<ArenaPool> jit_arena_pool_; |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 886 | std::unique_ptr<ArenaPool> arena_pool_; |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 887 | // Special low 4gb pool for compiler linear alloc. We need ArtFields to be in low 4gb if we are |
| 888 | // compiling using a 32 bit image on a 64 bit compiler in case we resolve things in the image |
| 889 | // since the field arrays are int arrays in this case. |
| 890 | std::unique_ptr<ArenaPool> low_4gb_arena_pool_; |
| 891 | |
| 892 | // Shared linear alloc for now. |
| 893 | std::unique_ptr<LinearAlloc> linear_alloc_; |
Mathieu Chartier | 9b34b24 | 2015-03-09 11:30:17 -0700 | [diff] [blame] | 894 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 895 | // The number of spins that are done before thread suspension is used to forcibly inflate. |
| 896 | size_t max_spins_before_thin_lock_inflation_; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 897 | MonitorList* monitor_list_; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 898 | MonitorPool* monitor_pool_; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 899 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 900 | ThreadList* thread_list_; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 901 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 902 | InternTable* intern_table_; |
| 903 | |
Brian Carlstrom | b0460ea | 2011-07-29 10:08:05 -0700 | [diff] [blame] | 904 | ClassLinker* class_linker_; |
| 905 | |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 906 | SignalCatcher* signal_catcher_; |
Narayan Kamath | eb71033 | 2017-05-10 11:48:46 +0100 | [diff] [blame] | 907 | |
Richard Uhler | da0a69e | 2016-10-11 15:06:38 +0100 | [diff] [blame] | 908 | std::unique_ptr<JavaVMExt> java_vm_; |
Elliott Hughes | f2682d5 | 2011-08-15 16:37:04 -0700 | [diff] [blame] | 909 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 910 | std::unique_ptr<jit::Jit> jit_; |
Orion Hodson | ad28f5e | 2018-10-17 09:08:17 +0100 | [diff] [blame] | 911 | std::unique_ptr<jit::JitCodeCache> jit_code_cache_; |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 912 | std::unique_ptr<jit::JitOptions> jit_options_; |
| 913 | |
Andreas Gampe | 44f6760 | 2018-11-28 08:27:27 -0800 | [diff] [blame] | 914 | // Fault message, printed when we get a SIGSEGV. Stored as a native-heap object and accessed |
| 915 | // lock-free, so needs to be atomic. |
| 916 | std::atomic<std::string*> fault_message_; |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 917 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 918 | // A non-zero value indicates that a thread has been created but not yet initialized. Guarded by |
| 919 | // the shutdown lock so that threads aren't born while we're shutting down. |
| 920 | size_t threads_being_born_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 921 | |
| 922 | // Waited upon until no threads are being born. |
Ian Rogers | 700a402 | 2014-05-19 16:49:03 -0700 | [diff] [blame] | 923 | std::unique_ptr<ConditionVariable> shutdown_cond_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 924 | |
| 925 | // Set when runtime shutdown is past the point that new threads may attach. |
| 926 | bool shutting_down_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 927 | |
| 928 | // The runtime is starting to shutdown but is blocked waiting on shutdown_cond_. |
| 929 | bool shutting_down_started_ GUARDED_BY(Locks::runtime_shutdown_lock_); |
| 930 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 931 | bool started_; |
| 932 | |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 933 | // New flag added which tells us if the runtime has finished starting. If |
| 934 | // this flag is set then the Daemon threads are created and the class loader |
| 935 | // is created. This flag is needed for knowing if its safe to request CMS. |
| 936 | bool finished_starting_; |
| 937 | |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 938 | // Hooks supported by JNI_CreateJavaVM |
| 939 | jint (*vfprintf_)(FILE* stream, const char* format, va_list ap); |
| 940 | void (*exit_)(jint status); |
| 941 | void (*abort_)(); |
| 942 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 943 | bool stats_enabled_; |
| 944 | RuntimeStats stats_; |
| 945 | |
Evgenii Stepanov | 1e13374 | 2015-05-20 12:30:59 -0700 | [diff] [blame] | 946 | const bool is_running_on_memory_tool_; |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 947 | |
Andreas Gampe | f6a780a | 2015-04-02 18:51:05 -0700 | [diff] [blame] | 948 | std::unique_ptr<TraceConfig> trace_config_; |
| 949 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 950 | instrumentation::Instrumentation instrumentation_; |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 951 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 952 | jobject main_thread_group_; |
| 953 | jobject system_thread_group_; |
| 954 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 955 | // As returned by ClassLoader.getSystemClassLoader(). |
| 956 | jobject system_class_loader_; |
| 957 | |
Hiroshi Yamauchi | 2e899a9 | 2013-11-22 16:50:12 -0800 | [diff] [blame] | 958 | // If true, then we dump the GC cumulative timings on shutdown. |
| 959 | bool dump_gc_performance_on_shutdown_; |
| 960 | |
Chang Xing | 605fe24 | 2017-07-20 15:57:21 -0700 | [diff] [blame] | 961 | // Transactions used for pre-initializing classes at compilation time. |
| 962 | // Support nested transactions, maintain a list containing all transactions. Transactions are |
| 963 | // handled under a stack discipline. Because GC needs to go over all transactions, we choose list |
| 964 | // as substantial data structure instead of stack. |
| 965 | std::list<std::unique_ptr<Transaction>> preinitialization_transactions_; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 966 | |
Igor Murashkin | 7617abd | 2015-07-10 18:27:47 -0700 | [diff] [blame] | 967 | // If kNone, verification is disabled. kEnable by default. |
| 968 | verifier::VerifyMode verify_; |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 969 | |
Jean Christophe Beyler | 24e04aa | 2014-09-12 12:03:25 -0700 | [diff] [blame] | 970 | // If true, the runtime may use dex files directly with the interpreter if an oat file is not |
| 971 | // available/usable. |
| 972 | bool allow_dex_file_fallback_; |
| 973 | |
Dmitriy Ivanov | 785049f | 2014-07-18 10:08:57 -0700 | [diff] [blame] | 974 | // List of supported cpu abis. |
| 975 | std::vector<std::string> cpu_abilist_; |
| 976 | |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 977 | // Specifies target SDK version to allow workarounds for certain API levels. |
David Brazdil | 2bb2fbd | 2018-11-13 18:24:26 +0000 | [diff] [blame] | 978 | uint32_t target_sdk_version_; |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 979 | |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 980 | // Implicit checks flags. |
| 981 | bool implicit_null_checks_; // NullPointer checks are implicit. |
| 982 | bool implicit_so_checks_; // StackOverflow checks are implicit. |
| 983 | bool implicit_suspend_checks_; // Thread suspension checks are implicit. |
| 984 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 985 | // Whether or not the sig chain (and implicitly the fault handler) should be |
Vladimir Marko | a497a39 | 2018-09-26 10:52:50 +0100 | [diff] [blame] | 986 | // disabled. Tools like dex2oat don't need them. This enables |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 987 | // building a statically link version of dex2oat. |
| 988 | bool no_sig_chain_; |
| 989 | |
Calin Juravle | d3e7c6c | 2016-02-04 19:07:51 +0000 | [diff] [blame] | 990 | // Force the use of native bridge even if the app ISA matches the runtime ISA. |
| 991 | bool force_native_bridge_; |
| 992 | |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 993 | // Whether or not a native bridge has been loaded. |
Calin Juravle | c842352 | 2014-08-12 20:55:20 +0100 | [diff] [blame] | 994 | // |
| 995 | // The native bridge allows running native code compiled for a foreign ISA. The way it works is, |
| 996 | // if standard dlopen fails to load native library associated with native activity, it calls to |
| 997 | // 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] | 998 | // |
| 999 | // The option 'native_bridge_library_filename' specifies the name of the native bridge. |
| 1000 | // When non-empty the native bridge will be loaded from the given file. An empty value means |
| 1001 | // that there's no native bridge. |
| 1002 | bool is_native_bridge_loaded_; |
Calin Juravle | c842352 | 2014-08-12 20:55:20 +0100 | [diff] [blame] | 1003 | |
David Srbecky | f448016 | 2016-03-16 00:06:24 +0000 | [diff] [blame] | 1004 | // Whether we are running under native debugger. |
| 1005 | bool is_native_debuggable_; |
| 1006 | |
Alex Light | 7919db9 | 2017-11-29 09:00:55 -0800 | [diff] [blame] | 1007 | // whether or not any async exceptions have ever been thrown. This is used to speed up the |
| 1008 | // MterpShouldSwitchInterpreters function. |
| 1009 | bool async_exceptions_thrown_; |
| 1010 | |
Alex Light | 0aa7a5a | 2018-10-10 15:58:14 +0000 | [diff] [blame] | 1011 | // Whether anything is going to be using the shadow-frame APIs to force a function to return |
| 1012 | // early. Doing this requires that (1) we be debuggable and (2) that mterp is exited. |
| 1013 | bool non_standard_exits_enabled_; |
| 1014 | |
Nicolas Geoffray | 433b79a | 2017-01-30 20:54:45 +0000 | [diff] [blame] | 1015 | // Whether Java code needs to be debuggable. |
| 1016 | bool is_java_debuggable_; |
Alex Light | 6b16d89 | 2016-11-11 11:21:04 -0800 | [diff] [blame] | 1017 | |
Narayan Kamath | 5a2be3f | 2015-02-16 13:51:51 +0000 | [diff] [blame] | 1018 | // The maximum number of failed boots we allow before pruning the dalvik cache |
| 1019 | // and trying again. This option is only inspected when we're running as a |
| 1020 | // zygote. |
| 1021 | uint32_t zygote_max_failed_boots_; |
| 1022 | |
Igor Murashkin | 158f35c | 2015-06-10 15:55:30 -0700 | [diff] [blame] | 1023 | // Enable experimental opcodes that aren't fully specified yet. The intent is to |
| 1024 | // eventually publish them as public-usable opcodes, but they aren't ready yet. |
| 1025 | // |
| 1026 | // Experimental opcodes should not be used by other production code. |
Alex Light | eb7c144 | 2015-08-31 13:17:42 -0700 | [diff] [blame] | 1027 | ExperimentalFlags experimental_flags_; |
Igor Murashkin | 158f35c | 2015-06-10 15:55:30 -0700 | [diff] [blame] | 1028 | |
Andreas Gampe | dd67125 | 2015-07-23 14:37:18 -0700 | [diff] [blame] | 1029 | // Contains the build fingerprint, if given as a parameter. |
| 1030 | std::string fingerprint_; |
| 1031 | |
Mathieu Chartier | f9c6fc6 | 2015-10-07 11:44:05 -0700 | [diff] [blame] | 1032 | // Oat file manager, keeps track of what oat files are open. |
Mathieu Chartier | e58991b | 2015-10-13 07:59:34 -0700 | [diff] [blame] | 1033 | OatFileManager* oat_file_manager_; |
Mathieu Chartier | f9c6fc6 | 2015-10-07 11:44:05 -0700 | [diff] [blame] | 1034 | |
Mathieu Chartier | 32cc9ee | 2015-10-15 09:19:15 -0700 | [diff] [blame] | 1035 | // Whether or not we are on a low RAM device. |
| 1036 | bool is_low_memory_mode_; |
| 1037 | |
Mathieu Chartier | c42cb0e | 2017-10-13 11:35:00 -0700 | [diff] [blame] | 1038 | // Whether or not we use MADV_RANDOM on files that are thought to have random access patterns. |
| 1039 | // This is beneficial for low RAM devices since it reduces page cache thrashing. |
| 1040 | bool madvise_random_access_; |
| 1041 | |
Nicolas Geoffray | 787ae8e | 2015-11-05 11:32:24 +0000 | [diff] [blame] | 1042 | // Whether the application should run in safe mode, that is, interpreter only. |
| 1043 | bool safe_mode_; |
| 1044 | |
David Brazdil | 3e0fa0a | 2018-01-15 18:41:44 +0000 | [diff] [blame] | 1045 | // Whether access checks on hidden API should be performed. |
Mathew Inwood | a5dc52c | 2018-02-19 15:30:51 +0000 | [diff] [blame] | 1046 | hiddenapi::EnforcementPolicy hidden_api_policy_; |
David Brazdil | 3e0fa0a | 2018-01-15 18:41:44 +0000 | [diff] [blame] | 1047 | |
Mathew Inwood | c8ce5f5 | 2018-04-05 13:58:55 +0100 | [diff] [blame] | 1048 | // List of signature prefixes of methods that have been removed from the blacklist, and treated |
| 1049 | // as if whitelisted. |
Mathew Inwood | 3383aa5 | 2018-03-16 14:18:33 +0000 | [diff] [blame] | 1050 | std::vector<std::string> hidden_api_exemptions_; |
| 1051 | |
David Brazdil | ee7d2fd | 2018-01-20 17:25:23 +0000 | [diff] [blame] | 1052 | // Whether the application has used an API which is not restricted but we |
| 1053 | // should issue a warning about it. |
| 1054 | bool pending_hidden_api_warning_; |
| 1055 | |
| 1056 | // Do not warn about the same hidden API access violation twice. |
| 1057 | // This is only used for testing. |
| 1058 | bool dedupe_hidden_api_warnings_; |
| 1059 | |
David Brazdil | 9226522 | 2018-02-02 11:21:40 +0000 | [diff] [blame] | 1060 | // Hidden API can print warnings into the log and/or set a flag read by the |
| 1061 | // framework to show a UI warning. If this flag is set, always set the flag |
| 1062 | // when there is a warning. This is only used for testing. |
| 1063 | bool always_set_hidden_api_warning_flag_; |
| 1064 | |
Mathew Inwood | 5bcef17 | 2018-05-01 14:40:12 +0100 | [diff] [blame] | 1065 | // How often to log hidden API access to the event log. An integer between 0 |
| 1066 | // (never) and 0x10000 (always). |
Mathew Inwood | 73ddda4 | 2018-04-03 15:32:32 +0100 | [diff] [blame] | 1067 | uint32_t hidden_api_access_event_log_rate_; |
| 1068 | |
Mathew Inwood | 5bcef17 | 2018-05-01 14:40:12 +0100 | [diff] [blame] | 1069 | // The package of the app running in this process. |
| 1070 | std::string process_package_name_; |
| 1071 | |
Nicolas Geoffray | a73280d | 2016-02-15 13:05:16 +0000 | [diff] [blame] | 1072 | // Whether threads should dump their native stack on SIGQUIT. |
| 1073 | bool dump_native_stack_on_sig_quit_; |
| 1074 | |
Andreas Gampe | a1425a1 | 2016-03-11 17:44:04 -0800 | [diff] [blame] | 1075 | // Whether the dalvik cache was pruned when initializing the runtime. |
| 1076 | bool pruned_dalvik_cache_; |
| 1077 | |
Mathieu Chartier | f8cb178 | 2016-03-18 18:45:41 -0700 | [diff] [blame] | 1078 | // Whether or not we currently care about pause times. |
| 1079 | ProcessState process_state_; |
| 1080 | |
Andreas Gampe | f38a661 | 2016-04-11 08:42:26 -0700 | [diff] [blame] | 1081 | // Whether zygote code is in a section that should not start threads. |
| 1082 | bool zygote_no_threads_; |
| 1083 | |
Alex Light | 4032071 | 2017-12-14 11:52:04 -0800 | [diff] [blame] | 1084 | // The string containing requested jdwp options |
| 1085 | std::string jdwp_options_; |
| 1086 | |
| 1087 | // The jdwp provider we were configured with. |
| 1088 | JdwpProvider jdwp_provider_; |
| 1089 | |
David Sehr | d106d9f | 2016-08-16 19:22:57 -0700 | [diff] [blame] | 1090 | // Saved environment. |
| 1091 | class EnvSnapshot { |
| 1092 | public: |
| 1093 | EnvSnapshot() = default; |
| 1094 | void TakeSnapshot(); |
| 1095 | char** GetSnapshot() const; |
| 1096 | |
| 1097 | private: |
| 1098 | std::unique_ptr<char*[]> c_env_vector_; |
| 1099 | std::vector<std::unique_ptr<std::string>> name_value_pairs_; |
| 1100 | |
| 1101 | DISALLOW_COPY_AND_ASSIGN(EnvSnapshot); |
| 1102 | } env_snapshot_; |
| 1103 | |
Andreas Gampe | fda5714 | 2016-09-08 20:29:18 -0700 | [diff] [blame] | 1104 | // Generic system-weak holders. |
| 1105 | std::vector<gc::AbstractSystemWeakHolder*> system_weak_holders_; |
| 1106 | |
Andreas Gampe | ac30fa2 | 2017-01-18 21:02:36 -0800 | [diff] [blame] | 1107 | std::unique_ptr<RuntimeCallbacks> callbacks_; |
Andreas Gampe | 04bbb5b | 2017-01-19 17:49:03 +0000 | [diff] [blame] | 1108 | |
Nicolas Geoffray | 81cc43e | 2017-05-10 12:04:49 +0100 | [diff] [blame] | 1109 | std::atomic<uint32_t> deoptimization_counts_[ |
| 1110 | static_cast<uint32_t>(DeoptimizationKind::kLast) + 1]; |
Nicolas Geoffray | 4e92c3c | 2017-05-08 09:34:26 +0100 | [diff] [blame] | 1111 | |
Vladimir Marko | c34bebf | 2018-08-16 16:12:49 +0100 | [diff] [blame] | 1112 | MemMap protected_fault_page_; |
Andreas Gampe | 2ac67d5 | 2017-05-11 22:30:38 -0700 | [diff] [blame] | 1113 | |
Andreas Gampe | 0b0ffc1 | 2018-08-01 14:41:27 -0700 | [diff] [blame] | 1114 | uint32_t verifier_logging_threshold_ms_; |
| 1115 | |
Andreas Gampe | 44f6760 | 2018-11-28 08:27:27 -0800 | [diff] [blame] | 1116 | // Note: See comments on GetFaultMessage. |
| 1117 | friend std::string GetFaultMessageForAbortLogging(); |
| 1118 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 1119 | DISALLOW_COPY_AND_ASSIGN(Runtime); |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 1120 | }; |
| 1121 | |
| 1122 | } // namespace art |
| 1123 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 1124 | #endif // ART_RUNTIME_RUNTIME_H_ |