runtime.h revision ff3b24aa929a9db79daeef7c0b0522da099700a9
12faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes/* 22faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Copyright (C) 2011 The Android Open Source Project 32faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 42faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Licensed under the Apache License, Version 2.0 (the "License"); 52faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * you may not use this file except in compliance with the License. 62faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * You may obtain a copy of the License at 72faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 82faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * http://www.apache.org/licenses/LICENSE-2.0 92faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * 102faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * Unless required by applicable law or agreed to in writing, software 112faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * distributed under the License is distributed on an "AS IS" BASIS, 122faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * See the License for the specific language governing permissions and 142faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes * limitations under the License. 152faa5f1271587cda765f26bcf2951065300a01ffElliott Hughes */ 167b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro 17fc0e3219edc9a5bf81b166e82fd5db2796eb6a0dBrian Carlstrom#ifndef ART_RUNTIME_RUNTIME_H_ 18fc0e3219edc9a5bf81b166e82fd5db2796eb6a0dBrian Carlstrom#define ART_RUNTIME_RUNTIME_H_ 196b6b5f0e67ce03f38223a525612955663bc1799bCarl Shapiro 20a0e180632411f7fe0edf454e571c42209ee7b540Elliott Hughes#include <jni.h> 21c5f7c91ab89055cffb573fff7e06dbdd860bccedElliott Hughes#include <stdio.h> 22c5f7c91ab89055cffb573fff7e06dbdd860bccedElliott Hughes 23e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughes#include <iosfwd> 246ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom#include <string> 25fc322c72d7a89a6f7a05c8bdc232d780aecd9232Carl Shapiro#include <utility> 266ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom#include <vector> 27578bbdc684db8ed68e9fedbc678669d27fa68b6eBrian Carlstrom 28761600567d73b23324ae0251e871c15d6849ffd8Elliott Hughes#include "base/macros.h" 29e222ee0b794f941af4fb1b32fb8224e32942ea7bElliott Hughes#include "base/stringpiece.h" 301d54e73444e017d3a65234e0f193846f3e27472bIan Rogers#include "gc/heap.h" 31a0e180632411f7fe0edf454e571c42209ee7b540Elliott Hughes#include "globals.h" 320f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes#include "instruction_set.h" 3362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers#include "instrumentation.h" 3400f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers#include "jobject_comparator.h" 35120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers#include "locks.h" 362dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "root_visitor.h" 379d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes#include "runtime_stats.h" 38a0e180632411f7fe0edf454e571c42209ee7b540Elliott Hughes#include "safe_map.h" 39b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro 406b6b5f0e67ce03f38223a525612955663bc1799bCarl Shapironamespace art { 417b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro 421d54e73444e017d3a65234e0f193846f3e27472bIan Rogersnamespace gc { 431d54e73444e017d3a65234e0f193846f3e27472bIan Rogers class Heap; 441d54e73444e017d3a65234e0f193846f3e27472bIan Rogers} 452dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersnamespace mirror { 46ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom class ArtMethod; 471d54e73444e017d3a65234e0f193846f3e27472bIan Rogers class ClassLoader; 4888474b416eb257078e590bf9bc7957cee604a186Jeff Hao template<class T> class ObjectArray; 491d54e73444e017d3a65234e0f193846f3e27472bIan Rogers template<class T> class PrimitiveArray; 501d54e73444e017d3a65234e0f193846f3e27472bIan Rogers typedef PrimitiveArray<int8_t> ByteArray; 511d54e73444e017d3a65234e0f193846f3e27472bIan Rogers class String; 521d54e73444e017d3a65234e0f193846f3e27472bIan Rogers class Throwable; 532dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers} // namespace mirror 5461e019d291583029c01b61b93bea750f2b663c37Carl Shapiroclass ClassLinker; 55fc322c72d7a89a6f7a05c8bdc232d780aecd9232Carl Shapiroclass DexFile; 56cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughesclass InternTable; 571b09b094a85e03f6ef5f687f58bb91c433273ba1Ian Rogersstruct JavaVMExt; 58c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughesclass MonitorList; 59e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughesclass SignalCatcher; 6061e019d291583029c01b61b93bea750f2b663c37Carl Shapiroclass ThreadList; 612692b573a56cd63a3c8c8aa1636e3766b6d8c9c4jeffhaoclass Trace; 6261e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 631fb8620309a4e94d11879aabc33364acfa733904Carl Shapiroclass Runtime { 647b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro public: 65f1a5adc87760f938b01df26d906295063546b259Elliott Hughes typedef std::vector<std::pair<std::string, const void*> > Options; 668a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom 67a024a0686c3b0fea13f362bff70d65981e5febc5buzbee enum CompilerFilter { 68a024a0686c3b0fea13f362bff70d65981e5febc5buzbee kInterpretOnly, // Compile nothing. 69a024a0686c3b0fea13f362bff70d65981e5febc5buzbee kSpace, // Maximize space savings. 70a024a0686c3b0fea13f362bff70d65981e5febc5buzbee kBalanced, // Try to get the best performance return on compilation investment. 71fe9ca4028f379688ecba6132ac3738171176b3e4buzbee kSpeed, // Maximize runtime performance. 72fe9ca4028f379688ecba6132ac3738171176b3e4buzbee kEverything // Force compilation (Note: excludes compilaton of class initializers). 73a024a0686c3b0fea13f362bff70d65981e5febc5buzbee }; 74c44f68fb6a6d55c0df28dd05b93d8906ec20bd08Anwar Ghuloum 75a024a0686c3b0fea13f362bff70d65981e5febc5buzbee // Guide heuristics to determine whether to compile method if profile data not available. 76a024a0686c3b0fea13f362bff70d65981e5febc5buzbee#if ART_SMALL_MODE 77a024a0686c3b0fea13f362bff70d65981e5febc5buzbee static const CompilerFilter kDefaultCompilerFilter = kInterpretOnly; 78a024a0686c3b0fea13f362bff70d65981e5febc5buzbee#else 79a024a0686c3b0fea13f362bff70d65981e5febc5buzbee static const CompilerFilter kDefaultCompilerFilter = kSpeed; 80a024a0686c3b0fea13f362bff70d65981e5febc5buzbee#endif 81fe9ca4028f379688ecba6132ac3738171176b3e4buzbee static const size_t kDefaultHugeMethodThreshold = 10000; 82fe9ca4028f379688ecba6132ac3738171176b3e4buzbee static const size_t kDefaultLargeMethodThreshold = 600; 83fe9ca4028f379688ecba6132ac3738171176b3e4buzbee static const size_t kDefaultSmallMethodThreshold = 60; 84fe9ca4028f379688ecba6132ac3738171176b3e4buzbee static const size_t kDefaultTinyMethodThreshold = 20; 85a024a0686c3b0fea13f362bff70d65981e5febc5buzbee static const size_t kDefaultNumDexMethodsThreshold = 900; 868447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 878a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom class ParsedOptions { 888a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom public: 896ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom // returns null if problem parsing and ignore_unrecognized is false 906ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom static ParsedOptions* Create(const Options& options, bool ignore_unrecognized); 918a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom 92a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom const std::vector<const DexFile*>* boot_class_path_; 93a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom std::string boot_class_path_string_; 94a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom std::string class_path_string_; 9558ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom std::string host_prefix_; 96223f20fa939c386c695977263780dea2195093dbBrian Carlstrom std::string image_; 97515a5bc89282d6f910cae4d5852bb77124a47825Elliott Hughes bool check_jni_; 98a09576416788b916095739e43a16917e7948f3a4Elliott Hughes std::string jni_trace_; 99d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes bool is_compiler_; 1009ca7a1fdd0daa546b790adb6a24dbc13c22df76aElliott Hughes bool is_zygote_; 10150ffee20ced9c0c7ac68889c86be8844cf120cf2Ian Rogers bool interpreter_only_; 102069387a60cb2b72e116cc38b32e14403f092df8fMathieu Chartier bool is_concurrent_gc_enabled_; 1038718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum bool is_explicit_gc_disabled_; 1042775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier size_t long_pause_log_threshold_; 1052775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier size_t long_gc_log_threshold_; 106ff3b24aa929a9db79daeef7c0b0522da099700a9Mathieu Chartier bool dump_gc_performance_on_shutdown_; 1072775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier bool ignore_max_footprint_; 1088a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom size_t heap_initial_size_; 1098a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom size_t heap_maximum_size_; 110c11607024d2e7a52ca690b8339306cab040e6653jeffhao size_t heap_growth_limit_; 1110051be6d118c511308ed7764ef41e0d594292c49Mathieu Chartier size_t heap_min_free_; 1120051be6d118c511308ed7764ef41e0d594292c49Mathieu Chartier size_t heap_max_free_; 1130051be6d118c511308ed7764ef41e0d594292c49Mathieu Chartier double heap_target_utilization_; 1142775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier size_t parallel_gc_threads_; 1152775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier size_t conc_gc_threads_; 116f734cf55d510976f4862b15e35fc86eae2a3daf8Brian Carlstrom size_t stack_size_; 117d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers size_t max_spins_before_thin_lock_inflation_; 118e0a53e99e2a01f8668d6616c3cec7e2f5a711286Mathieu Chartier bool low_memory_mode_; 119bb1e8f0a07c12a8b0a2dd3cab6a1a7e825a54c6fElliott Hughes size_t lock_profiling_threshold_; 12094ce37a3919a0bdb8855a3d3264a50df1dbc41beElliott Hughes std::string stack_trace_file_; 121b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao bool method_trace_; 122b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao std::string method_trace_file_; 123b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao size_t method_trace_file_size_; 124fc86162ce2a3467acb690e18cc8bd9b3daafc606Elliott Hughes bool (*hook_is_sensitive_thread_)(); 1256ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom jint (*hook_vfprintf_)(FILE* stream, const char* format, va_list ap); 1266ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom void (*hook_exit_)(jint status); 1276ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom void (*hook_abort_)(); 1286ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom std::vector<std::string> properties_; 129a024a0686c3b0fea13f362bff70d65981e5febc5buzbee CompilerFilter compiler_filter_; 130a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t huge_method_threshold_; 131a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t large_method_threshold_; 132a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t small_method_threshold_; 133a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t tiny_method_threshold_; 134a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t num_dex_methods_threshold_; 1357467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea bool sea_ir_mode_; 1367467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea 1376ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom private: 1380cfe1fb7060576d047f7f894fc0d8b87de84fcabIan Rogers ParsedOptions() {} 1398a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom }; 1402ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro 14161e019d291583029c01b61b93bea750f2b663c37Carl Shapiro // Creates and initializes a new runtime. 14200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers static bool Create(const Options& options, bool ignore_unrecognized) 143b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); 14469b15fb098162f19a4c20e6dccdcead04d9c77f0Brian Carlstrom 145d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes bool IsCompiler() const { 146d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes return is_compiler_; 147d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes } 148d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 149caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom bool IsZygote() const { 150caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom return is_zygote_; 151caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom } 152caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom 1538718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum bool IsExplicitGcDisabled() const { 1548718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum return is_explicit_gc_disabled_; 1558718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum } 1568718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum 15751c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom#ifdef ART_SEA_IR_MODE 1587467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea bool IsSeaIRMode() const { 1597467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea return sea_ir_mode_; 1607467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea } 16151c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom#endif 1627467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea 1637467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea void SetSeaIRMode(bool sea_ir_mode) { 1647467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea sea_ir_mode_ = sea_ir_mode; 1657467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea } 1667467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea 167a024a0686c3b0fea13f362bff70d65981e5febc5buzbee CompilerFilter GetCompilerFilter() const { 168a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return compiler_filter_; 1698447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum } 1708447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 171a024a0686c3b0fea13f362bff70d65981e5febc5buzbee void SetCompilerFilter(CompilerFilter compiler_filter) { 172a024a0686c3b0fea13f362bff70d65981e5febc5buzbee compiler_filter_ = compiler_filter; 173a024a0686c3b0fea13f362bff70d65981e5febc5buzbee } 174a024a0686c3b0fea13f362bff70d65981e5febc5buzbee 175a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetHugeMethodThreshold() const { 176a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return huge_method_threshold_; 177a024a0686c3b0fea13f362bff70d65981e5febc5buzbee } 178a024a0686c3b0fea13f362bff70d65981e5febc5buzbee 179a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetLargeMethodThreshold() const { 180a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return large_method_threshold_; 181a024a0686c3b0fea13f362bff70d65981e5febc5buzbee } 1828447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 183a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetSmallMethodThreshold() const { 184a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return small_method_threshold_; 1858447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum } 1868447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 187a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetTinyMethodThreshold() const { 188a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return tiny_method_threshold_; 1898447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum } 1908447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 191a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetNumDexMethodsThreshold() const { 192a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return num_dex_methods_threshold_; 1938447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum } 1948447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 19558ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom const std::string& GetHostPrefix() const { 196307f75d6bcf7c32db7e1b43124dead628cc7ce96Elliott Hughes DCHECK(!IsStarted()); 19758ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom return host_prefix_; 19858ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom } 19958ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom 20069b15fb098162f19a4c20e6dccdcead04d9c77f0Brian Carlstrom // Starts a runtime, which may cause threads to be started and code to run. 201bd86bccf1b47f1151842152ee52cf5d46d6b34abBrian Carlstrom bool Start() UNLOCK_FUNCTION(Locks::mutator_lock_); 2022ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro 203590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier bool IsShuttingDown(Thread* self); 204590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier bool IsShuttingDownLocked() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { 2059af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return shutting_down_; 2069af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 2079af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 208120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers size_t NumberOfThreadsBeingBorn() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { 209120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers return threads_being_born_; 210120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers } 211120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 212120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers void StartThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { 213120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers threads_being_born_++; 214120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers } 215120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 216120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers void EndThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_); 217120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 2189af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers bool IsStarted() const { 2199af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return started_; 2209af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 221dcc247493fd8fb243e335c3ec08e5e625896a47cElliott Hughes 2227664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier bool IsFinishedStarting() const { 2237664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier return finished_starting_; 2247664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier } 2257664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier 2262ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro static Runtime* Current() { 2272ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro return instance_; 2282ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro } 22961e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 230ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // Aborts semi-cleanly. Used in the implementation of LOG(FATAL), which most 231ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // callers should prefer. 232ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // This isn't marked ((noreturn)) because then gcc will merge multiple calls 233ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // in a single function together. This reduces code size slightly, but means 234ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // that the native stack trace we get may point at the wrong call site. 235b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers static void Abort() LOCKS_EXCLUDED(Locks::abort_lock_); 236ffe6736397d17457188727510f0a2953f69a383aElliott Hughes 237365c10235438607541fa2259a5fec48061b90bd8Ian Rogers // Returns the "main" ThreadGroup, used when attaching user threads. 238034f76b91225bea769d6185d7dad5e243af4ffa0Brian Carlstrom jobject GetMainThreadGroup() const; 239365c10235438607541fa2259a5fec48061b90bd8Ian Rogers 240365c10235438607541fa2259a5fec48061b90bd8Ian Rogers // Returns the "system" ThreadGroup, used when attaching our internal threads. 241034f76b91225bea769d6185d7dad5e243af4ffa0Brian Carlstrom jobject GetSystemThreadGroup() const; 242365c10235438607541fa2259a5fec48061b90bd8Ian Rogers 243ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom // Returns the system ClassLoader which represents the CLASSPATH. 244ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom jobject GetSystemClassLoader() const; 245ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom 246462c94449720e0dc6b93d7138d835d345ccf67aeElliott Hughes // Attaches the calling native thread to the runtime. 247664bebf92eb2151b9b570ccd42ac4b6056c3ea9cMathieu Chartier bool AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, 248664bebf92eb2151b9b570ccd42ac4b6056c3ea9cMathieu Chartier bool create_peer); 249b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro 250bf86d0438e9ef9c145ebcf16a2e74c4efaa2686aElliott Hughes void CallExitHook(jint status); 251bf86d0438e9ef9c145ebcf16a2e74c4efaa2686aElliott Hughes 25261e019d291583029c01b61b93bea750f2b663c37Carl Shapiro // Detaches the current native thread from the runtime. 253b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers void DetachCurrentThread() LOCKS_EXCLUDED(Locks::mutator_lock_); 25461e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 25500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers void DumpForSigQuit(std::ostream& os) 256b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 25721a5bf2dc8c9cb3fbe5a30a88d1149c328e3aacaElliott Hughes void DumpLockHolders(std::ostream& os); 258e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughes 25961e019d291583029c01b61b93bea750f2b663c37Carl Shapiro ~Runtime(); 260b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro 261a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom const std::string& GetBootClassPathString() const { 262a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom return boot_class_path_string_; 263b765be0d656c3073402693aeaf64e95a0e49f218Brian Carlstrom } 264b765be0d656c3073402693aeaf64e95a0e49f218Brian Carlstrom 265a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom const std::string& GetClassPathString() const { 266a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom return class_path_string_; 2677a90959d4ef7a69f3bcb7b8763f646e12d9267d3Carl Shapiro } 2687a90959d4ef7a69f3bcb7b8763f646e12d9267d3Carl Shapiro 269a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom ClassLinker* GetClassLinker() const { 270a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom return class_linker_; 2717ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes } 2727ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes 2737ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes size_t GetDefaultStackSize() const { 2747ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes return default_stack_size_; 2757ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes } 2767ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes 2771d54e73444e017d3a65234e0f193846f3e27472bIan Rogers gc::Heap* GetHeap() const { 278b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes return heap_; 279b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes } 280b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes 281cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes InternTable* GetInternTable() const { 282e810452722ac83b294d1f7aa80bdd88e547d5af0Brian Carlstrom DCHECK(intern_table_ != NULL); 283cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes return intern_table_; 284cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes } 285cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes 2860af5543f8ea20c3e655b2d748a1b7dcf283792feElliott Hughes JavaVMExt* GetJavaVM() const { 287c5f7c91ab89055cffb573fff7e06dbdd860bccedElliott Hughes return java_vm_; 288f2682d5a6ce0f7de58da8fd4ec8aec200c43b92eElliott Hughes } 289f2682d5a6ce0f7de58da8fd4ec8aec200c43b92eElliott Hughes 290d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers size_t GetMaxSpinsBeforeThinkLockInflation() const { 291d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers return max_spins_before_thin_lock_inflation_; 292d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers } 293d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers 294c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes MonitorList* GetMonitorList() const { 295c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes return monitor_list_; 296c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes } 297c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes 298a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers mirror::Throwable* GetPreAllocatedOutOfMemoryError() const 299a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 300225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes 301225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes const std::vector<std::string>& GetProperties() const { 302225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes return properties_; 303225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes } 304225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes 305d92bec457dc6c506c80e9da6b8e0c958266b5cdcElliott Hughes ThreadList* GetThreadList() const { 306d92bec457dc6c506c80e9da6b8e0c958266b5cdcElliott Hughes return thread_list_; 307d92bec457dc6c506c80e9da6b8e0c958266b5cdcElliott Hughes } 308d92bec457dc6c506c80e9da6b8e0c958266b5cdcElliott Hughes 3097ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes const char* GetVersion() const { 3107ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes return "2.0.0"; 3117ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes } 3127ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes 313c11d9b8870de5f860b13c84003ade7b3f3125a52Mathieu Chartier void DisallowNewSystemWeaks() EXCLUSIVE_LOCKS_REQUIRED(Locks::mutator_lock_); 314c11d9b8870de5f860b13c84003ade7b3f3125a52Mathieu Chartier void AllowNewSystemWeaks() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 315c11d9b8870de5f860b13c84003ade7b3f3125a52Mathieu Chartier 3161d54e73444e017d3a65234e0f193846f3e27472bIan Rogers // Visit all the roots. If only_dirty is true then non-dirty roots won't be visited. If 3171d54e73444e017d3a65234e0f193846f3e27472bIan Rogers // clean_dirty is true then dirty roots will be marked as non-dirty after visiting. 3181d54e73444e017d3a65234e0f193846f3e27472bIan Rogers void VisitRoots(RootVisitor* visitor, void* arg, bool only_dirty, bool clean_dirty) 3191d54e73444e017d3a65234e0f193846f3e27472bIan Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3201f87008b165d26541d832ff805250afdc89c253dBrian Carlstrom 3219ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier // Visit all of the roots we can do safely do concurrently. 3221d54e73444e017d3a65234e0f193846f3e27472bIan Rogers void VisitConcurrentRoots(RootVisitor* visitor, void* arg, bool only_dirty, bool clean_dirty); 3239ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier 324858f1c5fd5e528d0b16040ced74d4636046a42d8Mathieu Chartier // Visit all of the non thread roots, we can do this with mutators unpaused. 3252dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers void VisitNonThreadRoots(RootVisitor* visitor, void* arg); 326858f1c5fd5e528d0b16040ced74d4636046a42d8Mathieu Chartier 3279ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier // Visit all other roots which must be done with mutators suspended. 3282dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers void VisitNonConcurrentRoots(RootVisitor* visitor, void* arg) 3299ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3309ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier 3316aa3df965395566ed6a4fec4af37c2b7577992e9Mathieu Chartier // Sweep system weaks, the system weak is deleted if the visitor return nullptr. Otherwise, the 3326aa3df965395566ed6a4fec4af37c2b7577992e9Mathieu Chartier // system weak is updated to be the visitor's returned value. 333ad2541a59c00c2c69e8973088891a2b5257c9780Mathieu Chartier void SweepSystemWeaks(RootVisitor* visitor, void* arg) 334ad2541a59c00c2c69e8973088891a2b5257c9780Mathieu Chartier SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3356aa3df965395566ed6a4fec4af37c2b7577992e9Mathieu Chartier 3369af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers // Returns a special method that calls into a trampoline for runtime method resolution 337ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* GetResolutionMethod() const { 3389af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers CHECK(HasResolutionMethod()); 3399af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return resolution_method_; 3409af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 3419af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 3429af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers bool HasResolutionMethod() const { 3439af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return resolution_method_ != NULL; 3449af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 3459af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 346ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom void SetResolutionMethod(mirror::ArtMethod* method) { 3479af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers resolution_method_ = method; 3489af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 3499af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 350ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* CreateResolutionMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3511984651929744dd603fd082e23eacd877b9bc177Ian Rogers 35288474b416eb257078e590bf9bc7957cee604a186Jeff Hao // Returns a special method that calls into a trampoline for runtime imt conflicts 35388474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ArtMethod* GetImtConflictMethod() const { 35488474b416eb257078e590bf9bc7957cee604a186Jeff Hao CHECK(HasImtConflictMethod()); 35588474b416eb257078e590bf9bc7957cee604a186Jeff Hao return imt_conflict_method_; 35688474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 35788474b416eb257078e590bf9bc7957cee604a186Jeff Hao 35888474b416eb257078e590bf9bc7957cee604a186Jeff Hao bool HasImtConflictMethod() const { 35988474b416eb257078e590bf9bc7957cee604a186Jeff Hao return imt_conflict_method_ != NULL; 36088474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 36188474b416eb257078e590bf9bc7957cee604a186Jeff Hao 36288474b416eb257078e590bf9bc7957cee604a186Jeff Hao void SetImtConflictMethod(mirror::ArtMethod* method) { 36388474b416eb257078e590bf9bc7957cee604a186Jeff Hao imt_conflict_method_ = method; 36488474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 36588474b416eb257078e590bf9bc7957cee604a186Jeff Hao 36688474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ArtMethod* CreateImtConflictMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 36788474b416eb257078e590bf9bc7957cee604a186Jeff Hao 36888474b416eb257078e590bf9bc7957cee604a186Jeff Hao // Returns an imt with every entry set to conflict, used as default imt for all classes. 36988474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ObjectArray<mirror::ArtMethod>* GetDefaultImt() const { 37088474b416eb257078e590bf9bc7957cee604a186Jeff Hao CHECK(HasDefaultImt()); 37188474b416eb257078e590bf9bc7957cee604a186Jeff Hao return default_imt_; 37288474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 37388474b416eb257078e590bf9bc7957cee604a186Jeff Hao 37488474b416eb257078e590bf9bc7957cee604a186Jeff Hao bool HasDefaultImt() const { 37588474b416eb257078e590bf9bc7957cee604a186Jeff Hao return default_imt_ != NULL; 37688474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 37788474b416eb257078e590bf9bc7957cee604a186Jeff Hao 37888474b416eb257078e590bf9bc7957cee604a186Jeff Hao void SetDefaultImt(mirror::ObjectArray<mirror::ArtMethod>* imt) { 37988474b416eb257078e590bf9bc7957cee604a186Jeff Hao default_imt_ = imt; 38088474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 38188474b416eb257078e590bf9bc7957cee604a186Jeff Hao 38288474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ObjectArray<mirror::ArtMethod>* CreateDefaultImt(ClassLinker* cl) 38388474b416eb257078e590bf9bc7957cee604a186Jeff Hao SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 38488474b416eb257078e590bf9bc7957cee604a186Jeff Hao 385ff1ed4770bf7ff024a807b9f909b1a26abb78341Ian Rogers // Returns a special method that describes all callee saves being spilled to the stack. 3864f0d07c783afef89703dce32c94440fc8621a29bIan Rogers enum CalleeSaveType { 3874f0d07c783afef89703dce32c94440fc8621a29bIan Rogers kSaveAll, 3884f0d07c783afef89703dce32c94440fc8621a29bIan Rogers kRefsOnly, 3894f0d07c783afef89703dce32c94440fc8621a29bIan Rogers kRefsAndArgs, 3904f0d07c783afef89703dce32c94440fc8621a29bIan Rogers kLastCalleeSaveType // Value used for iteration 3914f0d07c783afef89703dce32c94440fc8621a29bIan Rogers }; 3929af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 3939af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers bool HasCalleeSaveMethod(CalleeSaveType type) const { 394225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes return callee_save_methods_[type] != NULL; 3959af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 3969af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 397ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* GetCalleeSaveMethod(CalleeSaveType type) const { 398df1ce91ba97bc79a0637e5504b39318fb1c9f577Ian Rogers DCHECK(HasCalleeSaveMethod(type)); 399225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes return callee_save_methods_[type]; 4009af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 4019af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 402ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom void SetCalleeSaveMethod(mirror::ArtMethod* method, CalleeSaveType type); 4034f0d07c783afef89703dce32c94440fc8621a29bIan Rogers 404ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* CreateCalleeSaveMethod(InstructionSet instruction_set, 4052dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers CalleeSaveType type) 406b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 4079af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 408ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* CreateRefOnlyCalleeSaveMethod(InstructionSet instruction_set) 409b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 41000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 411ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* CreateRefAndArgsCalleeSaveMethod(InstructionSet instruction_set) 412b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 413ff1ed4770bf7ff024a807b9f909b1a26abb78341Ian Rogers 4149d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes int32_t GetStat(int kind); 4159d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 4169af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers RuntimeStats* GetStats() { 4179af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return &stats_; 4189af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 4199d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 4209d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes bool HasStatsEnabled() const { 4219d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes return stats_enabled_; 4229d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes } 4239d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 4249d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes void ResetStats(int kinds); 4259d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 4269d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes void SetStatsEnabled(bool new_state); 4279d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 428cc236d74772dda5a4161d9bc5f497fd3d956eb87Mathieu Chartier bool PreZygoteFork(); 429bd86bccf1b47f1151842152ee52cf5d46d6b34abBrian Carlstrom bool InitZygote(); 430bd86bccf1b47f1151842152ee52cf5d46d6b34abBrian Carlstrom void DidForkFromZygote(); 431caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom 43262d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation* GetInstrumentation() { 43362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers return &instrumentation_; 43462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 4352692b573a56cd63a3c8c8aa1636e3766b6d8c9c4jeffhao 436b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes bool UseCompileTimeClassPath() const { 437b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes return use_compile_time_class_path_; 438b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes } 4399af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 44000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers const std::vector<const DexFile*>& GetCompileTimeClassPath(jobject class_loader); 44100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers void SetCompileTimeClassPath(jobject class_loader, std::vector<const DexFile*>& class_path); 442b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes 443b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro private: 444457005c557b8762475db3220ce5a747d629f975bElliott Hughes static void InitPlatformSignalHandlers(); 445ffe6736397d17457188727510f0a2953f69a383aElliott Hughes 446dcc247493fd8fb243e335c3ec08e5e625896a47cElliott Hughes Runtime(); 44761e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 448c1674ed06662420213441ff2b818f2f71f9098dcElliott Hughes void BlockSignals(); 449c1674ed06662420213441ff2b818f2f71f9098dcElliott Hughes 45000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool Init(const Options& options, bool ignore_unrecognized) 451b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); 452b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers void InitNativeMethods() LOCKS_EXCLUDED(Locks::mutator_lock_); 453365c10235438607541fa2259a5fec48061b90bd8Ian Rogers void InitThreadGroups(Thread* self); 454ff17f1fd3ff32f93e45588eb2b158832d73f9afaElliott Hughes void RegisterRuntimeNativeMethods(JNIEnv* env); 455d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes 45685d1545e985ac689db4bad7849880e843707c862Elliott Hughes void StartDaemonThreads(); 457d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes void StartSignalCatcher(); 45861e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 459b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes // A pointer to the active runtime or NULL. 460b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes static Runtime* instance_; 461b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes 462d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes bool is_compiler_; 4639ca7a1fdd0daa546b790adb6a24dbc13c22df76aElliott Hughes bool is_zygote_; 464069387a60cb2b72e116cc38b32e14403f092df8fMathieu Chartier bool is_concurrent_gc_enabled_; 4658718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum bool is_explicit_gc_disabled_; 4660a5b14de5115f51e0ed2dd6c3fcc5b84bbce690eBrian Carlstrom 467a024a0686c3b0fea13f362bff70d65981e5febc5buzbee CompilerFilter compiler_filter_; 468a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t huge_method_threshold_; 469a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t large_method_threshold_; 470a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t small_method_threshold_; 471a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t tiny_method_threshold_; 472a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t num_dex_methods_threshold_; 4738447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 4747467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea bool sea_ir_mode_; 4757467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea 47658ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // The host prefix is used during cross compilation. It is removed 47758ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // from the start of host paths such as: 47829e7ac74a3f9aec192099fec381baadaa55730adBrian Carlstrom // $ANDROID_PRODUCT_OUT/system/framework/boot.oat 47934f426c49ac2de8cea70acef6b9ecdd8e62209d2Brian Carlstrom // to produce target paths such as 48047a0d5a6f221066c3daf7f67f2122ed9c9cd217cBrian Carlstrom // /system/framework/boot.oat 48158ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // Similarly it is prepended to target paths to arrive back at a 48258ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // host past. In both cases this is necessary because image and oat 48358ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // files embedded expect paths of dependent files (an image points 48458ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // to an oat file and an oat files to one or more dex files). These 48558ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // files contain the expected target path. 48658ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom std::string host_prefix_; 48758ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom 488a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom std::string boot_class_path_string_; 489a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom std::string class_path_string_; 4907ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes std::vector<std::string> properties_; 4917ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes 492b765be0d656c3073402693aeaf64e95a0e49f218Brian Carlstrom // The default stack size for managed threads created by the runtime. 493be759c63c6bb58b76ac71cad2c5a736bd31f374dElliott Hughes size_t default_stack_size_; 494b765be0d656c3073402693aeaf64e95a0e49f218Brian Carlstrom 4951d54e73444e017d3a65234e0f193846f3e27472bIan Rogers gc::Heap* heap_; 496b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes 497d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers // The number of spins that are done before thread suspension is used to forcibly inflate. 498d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers size_t max_spins_before_thin_lock_inflation_; 499c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes MonitorList* monitor_list_; 500c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes 501b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro ThreadList* thread_list_; 50261e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 503cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes InternTable* intern_table_; 504cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes 505b0460eaa2cb131f1dbdd5a7217bd36b9a9f1b995Brian Carlstrom ClassLinker* class_linker_; 506b0460eaa2cb131f1dbdd5a7217bd36b9a9f1b995Brian Carlstrom 507e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughes SignalCatcher* signal_catcher_; 50894ce37a3919a0bdb8855a3d3264a50df1dbc41beElliott Hughes std::string stack_trace_file_; 509e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughes 510c5f7c91ab89055cffb573fff7e06dbdd860bccedElliott Hughes JavaVMExt* java_vm_; 511f2682d5a6ce0f7de58da8fd4ec8aec200c43b92eElliott Hughes 5122dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Throwable* pre_allocated_OutOfMemoryError_; 513225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes 514ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* callee_save_methods_[kLastCalleeSaveType]; 515ff1ed4770bf7ff024a807b9f909b1a26abb78341Ian Rogers 516ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* resolution_method_; 5171984651929744dd603fd082e23eacd877b9bc177Ian Rogers 51888474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ArtMethod* imt_conflict_method_; 51988474b416eb257078e590bf9bc7957cee604a186Jeff Hao 52088474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ObjectArray<mirror::ArtMethod>* default_imt_; 52188474b416eb257078e590bf9bc7957cee604a186Jeff Hao 522120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // A non-zero value indicates that a thread has been created but not yet initialized. Guarded by 523120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // the shutdown lock so that threads aren't born while we're shutting down. 524120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers size_t threads_being_born_ GUARDED_BY(Locks::runtime_shutdown_lock_); 525120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 526120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // Waited upon until no threads are being born. 527120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers UniquePtr<ConditionVariable> shutdown_cond_ GUARDED_BY(Locks::runtime_shutdown_lock_); 528120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 529120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // Set when runtime shutdown is past the point that new threads may attach. 530120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers bool shutting_down_ GUARDED_BY(Locks::runtime_shutdown_lock_); 531120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 532120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // The runtime is starting to shutdown but is blocked waiting on shutdown_cond_. 533120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers bool shutting_down_started_ GUARDED_BY(Locks::runtime_shutdown_lock_); 534120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 535dcc247493fd8fb243e335c3ec08e5e625896a47cElliott Hughes bool started_; 536dcc247493fd8fb243e335c3ec08e5e625896a47cElliott Hughes 5377664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier // New flag added which tells us if the runtime has finished starting. If 5387664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier // this flag is set then the Daemon threads are created and the class loader 5397664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier // is created. This flag is needed for knowing if its safe to request CMS. 5407664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier bool finished_starting_; 5417664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier 5426ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom // Hooks supported by JNI_CreateJavaVM 5436ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom jint (*vfprintf_)(FILE* stream, const char* format, va_list ap); 5446ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom void (*exit_)(jint status); 5456ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom void (*abort_)(); 5466ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom 5479d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes bool stats_enabled_; 5489d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes RuntimeStats stats_; 5499d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 550b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao bool method_trace_; 551b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao std::string method_trace_file_; 552b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao size_t method_trace_file_size_; 55362d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation instrumentation_; 5542692b573a56cd63a3c8c8aa1636e3766b6d8c9c4jeffhao 55500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers typedef SafeMap<jobject, std::vector<const DexFile*>, JobjectComparator> CompileTimeClassPaths; 556b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes CompileTimeClassPaths compile_time_class_paths_; 557b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes bool use_compile_time_class_path_; 558131aef8c94292cc530da2fd91ee98d1432352959Elliott Hughes 559365c10235438607541fa2259a5fec48061b90bd8Ian Rogers jobject main_thread_group_; 560365c10235438607541fa2259a5fec48061b90bd8Ian Rogers jobject system_thread_group_; 561365c10235438607541fa2259a5fec48061b90bd8Ian Rogers 562ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom // As returned by ClassLoader.getSystemClassLoader(). 563ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom jobject system_class_loader_; 564ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom 56561e019d291583029c01b61b93bea750f2b663c37Carl Shapiro DISALLOW_COPY_AND_ASSIGN(Runtime); 5667b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro}; 5677b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro 5686b6b5f0e67ce03f38223a525612955663bc1799bCarl Shapiro} // namespace art 5697b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro 570fc0e3219edc9a5bf81b166e82fd5db2796eb6a0dBrian Carlstrom#endif // ART_RUNTIME_RUNTIME_H_ 571