runtime.h revision ef7d42fca18c16fbaf103822ad16f23246e2905d
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" 300de9f73afe3e835b63f2ee0c1416930656449f3fMathieu Chartier#include "gc/collector_type.h" 311d54e73444e017d3a65234e0f193846f3e27472bIan Rogers#include "gc/heap.h" 32a0e180632411f7fe0edf454e571c42209ee7b540Elliott Hughes#include "globals.h" 330f3c55331439970e01af67f80ac117c473bc04cfElliott Hughes#include "instruction_set.h" 3462d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers#include "instrumentation.h" 3500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers#include "jobject_comparator.h" 36120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers#include "locks.h" 372dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers#include "root_visitor.h" 389d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes#include "runtime_stats.h" 39a0e180632411f7fe0edf454e571c42209ee7b540Elliott Hughes#include "safe_map.h" 40b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro 416b6b5f0e67ce03f38223a525612955663bc1799bCarl Shapironamespace art { 427b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro 431d54e73444e017d3a65234e0f193846f3e27472bIan Rogersnamespace gc { 441d54e73444e017d3a65234e0f193846f3e27472bIan Rogers class Heap; 451d54e73444e017d3a65234e0f193846f3e27472bIan Rogers} 462dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogersnamespace mirror { 47ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom class ArtMethod; 481d54e73444e017d3a65234e0f193846f3e27472bIan Rogers class ClassLoader; 4988474b416eb257078e590bf9bc7957cee604a186Jeff Hao template<class T> class ObjectArray; 501d54e73444e017d3a65234e0f193846f3e27472bIan Rogers template<class T> class PrimitiveArray; 511d54e73444e017d3a65234e0f193846f3e27472bIan Rogers typedef PrimitiveArray<int8_t> ByteArray; 521d54e73444e017d3a65234e0f193846f3e27472bIan Rogers class String; 531d54e73444e017d3a65234e0f193846f3e27472bIan Rogers class Throwable; 542dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers} // namespace mirror 55c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartiernamespace verifier { 56c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartierclass MethodVerifier; 57c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier} 5861e019d291583029c01b61b93bea750f2b663c37Carl Shapiroclass ClassLinker; 592b5eaa2b49f7489bafdadc4b4463ae27e4261817Vladimir Markoclass CompilerCallbacks; 60fc322c72d7a89a6f7a05c8bdc232d780aecd9232Carl Shapiroclass DexFile; 61cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughesclass InternTable; 621b09b094a85e03f6ef5f687f58bb91c433273ba1Ian Rogersstruct JavaVMExt; 63c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughesclass MonitorList; 64ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogersclass MonitorPool; 65e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughesclass SignalCatcher; 6661e019d291583029c01b61b93bea750f2b663c37Carl Shapiroclass ThreadList; 672692b573a56cd63a3c8c8aa1636e3766b6d8c9c4jeffhaoclass Trace; 6861e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 691fb8620309a4e94d11879aabc33364acfa733904Carl Shapiroclass Runtime { 707b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro public: 71f1a5adc87760f938b01df26d906295063546b259Elliott Hughes typedef std::vector<std::pair<std::string, const void*> > Options; 728a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom 73a024a0686c3b0fea13f362bff70d65981e5febc5buzbee enum CompilerFilter { 74a024a0686c3b0fea13f362bff70d65981e5febc5buzbee kInterpretOnly, // Compile nothing. 75a024a0686c3b0fea13f362bff70d65981e5febc5buzbee kSpace, // Maximize space savings. 76a024a0686c3b0fea13f362bff70d65981e5febc5buzbee kBalanced, // Try to get the best performance return on compilation investment. 77fe9ca4028f379688ecba6132ac3738171176b3e4buzbee kSpeed, // Maximize runtime performance. 78fe9ca4028f379688ecba6132ac3738171176b3e4buzbee kEverything // Force compilation (Note: excludes compilaton of class initializers). 79a024a0686c3b0fea13f362bff70d65981e5febc5buzbee }; 80c44f68fb6a6d55c0df28dd05b93d8906ec20bd08Anwar Ghuloum 81a024a0686c3b0fea13f362bff70d65981e5febc5buzbee // Guide heuristics to determine whether to compile method if profile data not available. 82a024a0686c3b0fea13f362bff70d65981e5febc5buzbee#if ART_SMALL_MODE 83a024a0686c3b0fea13f362bff70d65981e5febc5buzbee static const CompilerFilter kDefaultCompilerFilter = kInterpretOnly; 84a024a0686c3b0fea13f362bff70d65981e5febc5buzbee#else 85a024a0686c3b0fea13f362bff70d65981e5febc5buzbee static const CompilerFilter kDefaultCompilerFilter = kSpeed; 86a024a0686c3b0fea13f362bff70d65981e5febc5buzbee#endif 87fe9ca4028f379688ecba6132ac3738171176b3e4buzbee static const size_t kDefaultHugeMethodThreshold = 10000; 88fe9ca4028f379688ecba6132ac3738171176b3e4buzbee static const size_t kDefaultLargeMethodThreshold = 600; 89fe9ca4028f379688ecba6132ac3738171176b3e4buzbee static const size_t kDefaultSmallMethodThreshold = 60; 90fe9ca4028f379688ecba6132ac3738171176b3e4buzbee static const size_t kDefaultTinyMethodThreshold = 20; 91a024a0686c3b0fea13f362bff70d65981e5febc5buzbee static const size_t kDefaultNumDexMethodsThreshold = 900; 928447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 938a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom class ParsedOptions { 948a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom public: 956ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom // returns null if problem parsing and ignore_unrecognized is false 966ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom static ParsedOptions* Create(const Options& options, bool ignore_unrecognized); 978a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom 98a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom const std::vector<const DexFile*>* boot_class_path_; 99a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom std::string boot_class_path_string_; 100a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom std::string class_path_string_; 10158ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom std::string host_prefix_; 102223f20fa939c386c695977263780dea2195093dbBrian Carlstrom std::string image_; 103515a5bc89282d6f910cae4d5852bb77124a47825Elliott Hughes bool check_jni_; 104a09576416788b916095739e43a16917e7948f3a4Elliott Hughes std::string jni_trace_; 1052b5eaa2b49f7489bafdadc4b4463ae27e4261817Vladimir Marko CompilerCallbacks* compiler_callbacks_; 1069ca7a1fdd0daa546b790adb6a24dbc13c22df76aElliott Hughes bool is_zygote_; 10750ffee20ced9c0c7ac68889c86be8844cf120cf2Ian Rogers bool interpreter_only_; 1088718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum bool is_explicit_gc_disabled_; 109692fafd9778141fa6ef0048c9569abd7ee0253bfMathieu Chartier bool use_tlab_; 110938a03b3f196895e1fce2b862ae01039deca4c34Mathieu Chartier bool verify_pre_gc_heap_; 111938a03b3f196895e1fce2b862ae01039deca4c34Mathieu Chartier bool verify_post_gc_heap_; 1122775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier size_t long_pause_log_threshold_; 1132775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier size_t long_gc_log_threshold_; 114ff3b24aa929a9db79daeef7c0b0522da099700a9Mathieu Chartier bool dump_gc_performance_on_shutdown_; 1152775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier bool ignore_max_footprint_; 1168a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom size_t heap_initial_size_; 1178a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom size_t heap_maximum_size_; 118c11607024d2e7a52ca690b8339306cab040e6653jeffhao size_t heap_growth_limit_; 1190051be6d118c511308ed7764ef41e0d594292c49Mathieu Chartier size_t heap_min_free_; 1200051be6d118c511308ed7764ef41e0d594292c49Mathieu Chartier size_t heap_max_free_; 1210051be6d118c511308ed7764ef41e0d594292c49Mathieu Chartier double heap_target_utilization_; 1222775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier size_t parallel_gc_threads_; 1232775ee4f82dff260663ca16adddc0b15327aaa42Mathieu Chartier size_t conc_gc_threads_; 1240de9f73afe3e835b63f2ee0c1416930656449f3fMathieu Chartier gc::CollectorType collector_type_; 125e6da9af8dfe0a3e3fbc2be700554f6478380e7b9Mathieu Chartier gc::CollectorType background_collector_type_; 126f734cf55d510976f4862b15e35fc86eae2a3daf8Brian Carlstrom size_t stack_size_; 127d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers size_t max_spins_before_thin_lock_inflation_; 128e0a53e99e2a01f8668d6616c3cec7e2f5a711286Mathieu Chartier bool low_memory_mode_; 129bb1e8f0a07c12a8b0a2dd3cab6a1a7e825a54c6fElliott Hughes size_t lock_profiling_threshold_; 13094ce37a3919a0bdb8855a3d3264a50df1dbc41beElliott Hughes std::string stack_trace_file_; 131b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao bool method_trace_; 132b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao std::string method_trace_file_; 133b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao size_t method_trace_file_size_; 134fc86162ce2a3467acb690e18cc8bd9b3daafc606Elliott Hughes bool (*hook_is_sensitive_thread_)(); 1356ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom jint (*hook_vfprintf_)(FILE* stream, const char* format, va_list ap); 1366ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom void (*hook_exit_)(jint status); 1376ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom void (*hook_abort_)(); 1386ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom std::vector<std::string> properties_; 139a024a0686c3b0fea13f362bff70d65981e5febc5buzbee CompilerFilter compiler_filter_; 140a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t huge_method_threshold_; 141a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t large_method_threshold_; 142a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t small_method_threshold_; 143a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t tiny_method_threshold_; 144a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t num_dex_methods_threshold_; 1457467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea bool sea_ir_mode_; 1460aded089f565008ba5908e395e5914ca4f91f2deDave Allison bool profile_; 1470aded089f565008ba5908e395e5914ca4f91f2deDave Allison std::string profile_output_filename_; 1480aded089f565008ba5908e395e5914ca4f91f2deDave Allison int profile_period_s_; 1490aded089f565008ba5908e395e5914ca4f91f2deDave Allison int profile_duration_s_; 1500aded089f565008ba5908e395e5914ca4f91f2deDave Allison int profile_interval_us_; 1510aded089f565008ba5908e395e5914ca4f91f2deDave Allison double profile_backoff_coefficient_; 1527467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea 1536ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom private: 1540cfe1fb7060576d047f7f894fc0d8b87de84fcabIan Rogers ParsedOptions() {} 1558a436595d36c1e4935984fcac249d7d877e00383Brian Carlstrom }; 1562ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro 15761e019d291583029c01b61b93bea750f2b663c37Carl Shapiro // Creates and initializes a new runtime. 15800f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers static bool Create(const Options& options, bool ignore_unrecognized) 159b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); 16069b15fb098162f19a4c20e6dccdcead04d9c77f0Brian Carlstrom 161d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes bool IsCompiler() const { 1622b5eaa2b49f7489bafdadc4b4463ae27e4261817Vladimir Marko return compiler_callbacks_ != nullptr; 1632b5eaa2b49f7489bafdadc4b4463ae27e4261817Vladimir Marko } 1642b5eaa2b49f7489bafdadc4b4463ae27e4261817Vladimir Marko 1652b5eaa2b49f7489bafdadc4b4463ae27e4261817Vladimir Marko CompilerCallbacks* GetCompilerCallbacks() { 1662b5eaa2b49f7489bafdadc4b4463ae27e4261817Vladimir Marko return compiler_callbacks_; 167d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes } 168d9c67be7c116875d96b31e640ad47d587b205605Elliott Hughes 169caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom bool IsZygote() const { 170caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom return is_zygote_; 171caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom } 172caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom 1738718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum bool IsExplicitGcDisabled() const { 1748718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum return is_explicit_gc_disabled_; 1758718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum } 1768718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum 17751c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom#ifdef ART_SEA_IR_MODE 1787467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea bool IsSeaIRMode() const { 1797467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea return sea_ir_mode_; 1807467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea } 18151c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom#endif 1827467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea 1837467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea void SetSeaIRMode(bool sea_ir_mode) { 1847467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea sea_ir_mode_ = sea_ir_mode; 1857467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea } 1867467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea 187a024a0686c3b0fea13f362bff70d65981e5febc5buzbee CompilerFilter GetCompilerFilter() const { 188a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return compiler_filter_; 1898447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum } 1908447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 191a024a0686c3b0fea13f362bff70d65981e5febc5buzbee void SetCompilerFilter(CompilerFilter compiler_filter) { 192a024a0686c3b0fea13f362bff70d65981e5febc5buzbee compiler_filter_ = compiler_filter; 193a024a0686c3b0fea13f362bff70d65981e5febc5buzbee } 194a024a0686c3b0fea13f362bff70d65981e5febc5buzbee 195a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetHugeMethodThreshold() const { 196a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return huge_method_threshold_; 197a024a0686c3b0fea13f362bff70d65981e5febc5buzbee } 198a024a0686c3b0fea13f362bff70d65981e5febc5buzbee 199a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetLargeMethodThreshold() const { 200a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return large_method_threshold_; 201a024a0686c3b0fea13f362bff70d65981e5febc5buzbee } 2028447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 203a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetSmallMethodThreshold() const { 204a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return small_method_threshold_; 2058447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum } 2068447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 207a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetTinyMethodThreshold() const { 208a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return tiny_method_threshold_; 2098447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum } 2108447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 211a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t GetNumDexMethodsThreshold() const { 212a024a0686c3b0fea13f362bff70d65981e5febc5buzbee return num_dex_methods_threshold_; 2138447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum } 2148447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 21558ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom const std::string& GetHostPrefix() const { 216307f75d6bcf7c32db7e1b43124dead628cc7ce96Elliott Hughes DCHECK(!IsStarted()); 21758ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom return host_prefix_; 21858ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom } 21958ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom 22069b15fb098162f19a4c20e6dccdcead04d9c77f0Brian Carlstrom // Starts a runtime, which may cause threads to be started and code to run. 221bd86bccf1b47f1151842152ee52cf5d46d6b34abBrian Carlstrom bool Start() UNLOCK_FUNCTION(Locks::mutator_lock_); 2222ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro 223590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier bool IsShuttingDown(Thread* self); 224590fee9e8972f872301c2d16a575d579ee564beeMathieu Chartier bool IsShuttingDownLocked() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { 2259af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return shutting_down_; 2269af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 2279af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 228120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers size_t NumberOfThreadsBeingBorn() const EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { 229120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers return threads_being_born_; 230120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers } 231120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 232120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers void StartThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { 233120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers threads_being_born_++; 234120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers } 235120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 236120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers void EndThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_); 237120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 2389af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers bool IsStarted() const { 2399af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return started_; 2409af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 241dcc247493fd8fb243e335c3ec08e5e625896a47cElliott Hughes 2427664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier bool IsFinishedStarting() const { 2437664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier return finished_starting_; 2447664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier } 2457664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier 2462ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro static Runtime* Current() { 2472ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro return instance_; 2482ed144c2b49ae1da6c464d7a1be0062870530802Carl Shapiro } 24961e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 250ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // Aborts semi-cleanly. Used in the implementation of LOG(FATAL), which most 251ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // callers should prefer. 252ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // This isn't marked ((noreturn)) because then gcc will merge multiple calls 253ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // in a single function together. This reduces code size slightly, but means 254ffe6736397d17457188727510f0a2953f69a383aElliott Hughes // that the native stack trace we get may point at the wrong call site. 255b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers static void Abort() LOCKS_EXCLUDED(Locks::abort_lock_); 256ffe6736397d17457188727510f0a2953f69a383aElliott Hughes 257365c10235438607541fa2259a5fec48061b90bd8Ian Rogers // Returns the "main" ThreadGroup, used when attaching user threads. 258034f76b91225bea769d6185d7dad5e243af4ffa0Brian Carlstrom jobject GetMainThreadGroup() const; 259365c10235438607541fa2259a5fec48061b90bd8Ian Rogers 260365c10235438607541fa2259a5fec48061b90bd8Ian Rogers // Returns the "system" ThreadGroup, used when attaching our internal threads. 261034f76b91225bea769d6185d7dad5e243af4ffa0Brian Carlstrom jobject GetSystemThreadGroup() const; 262365c10235438607541fa2259a5fec48061b90bd8Ian Rogers 263ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom // Returns the system ClassLoader which represents the CLASSPATH. 264ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom jobject GetSystemClassLoader() const; 265ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom 266462c94449720e0dc6b93d7138d835d345ccf67aeElliott Hughes // Attaches the calling native thread to the runtime. 267664bebf92eb2151b9b570ccd42ac4b6056c3ea9cMathieu Chartier bool AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, 268664bebf92eb2151b9b570ccd42ac4b6056c3ea9cMathieu Chartier bool create_peer); 269b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro 270bf86d0438e9ef9c145ebcf16a2e74c4efaa2686aElliott Hughes void CallExitHook(jint status); 271bf86d0438e9ef9c145ebcf16a2e74c4efaa2686aElliott Hughes 27261e019d291583029c01b61b93bea750f2b663c37Carl Shapiro // Detaches the current native thread from the runtime. 273b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers void DetachCurrentThread() LOCKS_EXCLUDED(Locks::mutator_lock_); 27461e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 27500f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers void DumpForSigQuit(std::ostream& os) 276b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 27721a5bf2dc8c9cb3fbe5a30a88d1149c328e3aacaElliott Hughes void DumpLockHolders(std::ostream& os); 278e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughes 27961e019d291583029c01b61b93bea750f2b663c37Carl Shapiro ~Runtime(); 280b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro 281a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom const std::string& GetBootClassPathString() const { 282a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom return boot_class_path_string_; 283b765be0d656c3073402693aeaf64e95a0e49f218Brian Carlstrom } 284b765be0d656c3073402693aeaf64e95a0e49f218Brian Carlstrom 285a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom const std::string& GetClassPathString() const { 286a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom return class_path_string_; 2877a90959d4ef7a69f3bcb7b8763f646e12d9267d3Carl Shapiro } 2887a90959d4ef7a69f3bcb7b8763f646e12d9267d3Carl Shapiro 289a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom ClassLinker* GetClassLinker() const { 290a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom return class_linker_; 2917ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes } 2927ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes 2937ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes size_t GetDefaultStackSize() const { 2947ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes return default_stack_size_; 2957ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes } 2967ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes 2971d54e73444e017d3a65234e0f193846f3e27472bIan Rogers gc::Heap* GetHeap() const { 298b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes return heap_; 299b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes } 300b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes 301cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes InternTable* GetInternTable() const { 302e810452722ac83b294d1f7aa80bdd88e547d5af0Brian Carlstrom DCHECK(intern_table_ != NULL); 303cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes return intern_table_; 304cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes } 305cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes 3060af5543f8ea20c3e655b2d748a1b7dcf283792feElliott Hughes JavaVMExt* GetJavaVM() const { 307c5f7c91ab89055cffb573fff7e06dbdd860bccedElliott Hughes return java_vm_; 308f2682d5a6ce0f7de58da8fd4ec8aec200c43b92eElliott Hughes } 309f2682d5a6ce0f7de58da8fd4ec8aec200c43b92eElliott Hughes 310d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers size_t GetMaxSpinsBeforeThinkLockInflation() const { 311d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers return max_spins_before_thin_lock_inflation_; 312d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers } 313d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers 314c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes MonitorList* GetMonitorList() const { 315c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes return monitor_list_; 316c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes } 317c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes 318ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers MonitorPool* GetMonitorPool() const { 319ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers return monitor_pool_; 320ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers } 321ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers 322a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers mirror::Throwable* GetPreAllocatedOutOfMemoryError() const 323a436fde2762664a3ecdda5eefcadd20b2e104f59Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 324225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes 325225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes const std::vector<std::string>& GetProperties() const { 326225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes return properties_; 327225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes } 328225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes 329d92bec457dc6c506c80e9da6b8e0c958266b5cdcElliott Hughes ThreadList* GetThreadList() const { 330d92bec457dc6c506c80e9da6b8e0c958266b5cdcElliott Hughes return thread_list_; 331d92bec457dc6c506c80e9da6b8e0c958266b5cdcElliott Hughes } 332d92bec457dc6c506c80e9da6b8e0c958266b5cdcElliott Hughes 3337ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes const char* GetVersion() const { 3347ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes return "2.0.0"; 3357ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes } 3367ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes 337c11d9b8870de5f860b13c84003ade7b3f3125a52Mathieu Chartier void DisallowNewSystemWeaks() EXCLUSIVE_LOCKS_REQUIRED(Locks::mutator_lock_); 338c11d9b8870de5f860b13c84003ade7b3f3125a52Mathieu Chartier void AllowNewSystemWeaks() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 339c11d9b8870de5f860b13c84003ade7b3f3125a52Mathieu Chartier 3401d54e73444e017d3a65234e0f193846f3e27472bIan Rogers // Visit all the roots. If only_dirty is true then non-dirty roots won't be visited. If 3411d54e73444e017d3a65234e0f193846f3e27472bIan Rogers // clean_dirty is true then dirty roots will be marked as non-dirty after visiting. 3421d54e73444e017d3a65234e0f193846f3e27472bIan Rogers void VisitRoots(RootVisitor* visitor, void* arg, bool only_dirty, bool clean_dirty) 3431d54e73444e017d3a65234e0f193846f3e27472bIan Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3441f87008b165d26541d832ff805250afdc89c253dBrian Carlstrom 3459ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier // Visit all of the roots we can do safely do concurrently. 346c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier void VisitConcurrentRoots(RootVisitor* visitor, void* arg, bool only_dirty, bool clean_dirty) 347c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3489ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier 349858f1c5fd5e528d0b16040ced74d4636046a42d8Mathieu Chartier // Visit all of the non thread roots, we can do this with mutators unpaused. 350c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier void VisitNonThreadRoots(RootVisitor* visitor, void* arg) 351c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 352858f1c5fd5e528d0b16040ced74d4636046a42d8Mathieu Chartier 3539ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier // Visit all other roots which must be done with mutators suspended. 3542dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers void VisitNonConcurrentRoots(RootVisitor* visitor, void* arg) 355c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3569ebae1f30b84dfd8dab4144f80eebec4f8fc8851Mathieu Chartier 3576aa3df965395566ed6a4fec4af37c2b7577992e9Mathieu Chartier // Sweep system weaks, the system weak is deleted if the visitor return nullptr. Otherwise, the 3586aa3df965395566ed6a4fec4af37c2b7577992e9Mathieu Chartier // system weak is updated to be the visitor's returned value. 359ad2541a59c00c2c69e8973088891a2b5257c9780Mathieu Chartier void SweepSystemWeaks(RootVisitor* visitor, void* arg) 360ad2541a59c00c2c69e8973088891a2b5257c9780Mathieu Chartier SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3616aa3df965395566ed6a4fec4af37c2b7577992e9Mathieu Chartier 3629af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers // Returns a special method that calls into a trampoline for runtime method resolution 363ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* GetResolutionMethod() const { 3649af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers CHECK(HasResolutionMethod()); 3659af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return resolution_method_; 3669af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 3679af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 3689af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers bool HasResolutionMethod() const { 3699af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return resolution_method_ != NULL; 3709af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 3719af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 372ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom void SetResolutionMethod(mirror::ArtMethod* method) { 3739af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers resolution_method_ = method; 3749af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 3759af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 376ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* CreateResolutionMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 3771984651929744dd603fd082e23eacd877b9bc177Ian Rogers 37888474b416eb257078e590bf9bc7957cee604a186Jeff Hao // Returns a special method that calls into a trampoline for runtime imt conflicts 37988474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ArtMethod* GetImtConflictMethod() const { 38088474b416eb257078e590bf9bc7957cee604a186Jeff Hao CHECK(HasImtConflictMethod()); 38188474b416eb257078e590bf9bc7957cee604a186Jeff Hao return imt_conflict_method_; 38288474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 38388474b416eb257078e590bf9bc7957cee604a186Jeff Hao 38488474b416eb257078e590bf9bc7957cee604a186Jeff Hao bool HasImtConflictMethod() const { 38588474b416eb257078e590bf9bc7957cee604a186Jeff Hao return imt_conflict_method_ != NULL; 38688474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 38788474b416eb257078e590bf9bc7957cee604a186Jeff Hao 38888474b416eb257078e590bf9bc7957cee604a186Jeff Hao void SetImtConflictMethod(mirror::ArtMethod* method) { 38988474b416eb257078e590bf9bc7957cee604a186Jeff Hao imt_conflict_method_ = method; 39088474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 39188474b416eb257078e590bf9bc7957cee604a186Jeff Hao 39288474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ArtMethod* CreateImtConflictMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 39388474b416eb257078e590bf9bc7957cee604a186Jeff Hao 39488474b416eb257078e590bf9bc7957cee604a186Jeff Hao // Returns an imt with every entry set to conflict, used as default imt for all classes. 39588474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ObjectArray<mirror::ArtMethod>* GetDefaultImt() const { 39688474b416eb257078e590bf9bc7957cee604a186Jeff Hao CHECK(HasDefaultImt()); 39788474b416eb257078e590bf9bc7957cee604a186Jeff Hao return default_imt_; 39888474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 39988474b416eb257078e590bf9bc7957cee604a186Jeff Hao 40088474b416eb257078e590bf9bc7957cee604a186Jeff Hao bool HasDefaultImt() const { 40188474b416eb257078e590bf9bc7957cee604a186Jeff Hao return default_imt_ != NULL; 40288474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 40388474b416eb257078e590bf9bc7957cee604a186Jeff Hao 40488474b416eb257078e590bf9bc7957cee604a186Jeff Hao void SetDefaultImt(mirror::ObjectArray<mirror::ArtMethod>* imt) { 40588474b416eb257078e590bf9bc7957cee604a186Jeff Hao default_imt_ = imt; 40688474b416eb257078e590bf9bc7957cee604a186Jeff Hao } 40788474b416eb257078e590bf9bc7957cee604a186Jeff Hao 40888474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ObjectArray<mirror::ArtMethod>* CreateDefaultImt(ClassLinker* cl) 40988474b416eb257078e590bf9bc7957cee604a186Jeff Hao SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 41088474b416eb257078e590bf9bc7957cee604a186Jeff Hao 411ff1ed4770bf7ff024a807b9f909b1a26abb78341Ian Rogers // Returns a special method that describes all callee saves being spilled to the stack. 4124f0d07c783afef89703dce32c94440fc8621a29bIan Rogers enum CalleeSaveType { 4134f0d07c783afef89703dce32c94440fc8621a29bIan Rogers kSaveAll, 4144f0d07c783afef89703dce32c94440fc8621a29bIan Rogers kRefsOnly, 4154f0d07c783afef89703dce32c94440fc8621a29bIan Rogers kRefsAndArgs, 4164f0d07c783afef89703dce32c94440fc8621a29bIan Rogers kLastCalleeSaveType // Value used for iteration 4174f0d07c783afef89703dce32c94440fc8621a29bIan Rogers }; 4189af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 4199af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers bool HasCalleeSaveMethod(CalleeSaveType type) const { 420225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes return callee_save_methods_[type] != NULL; 4219af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 4229af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 423ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* GetCalleeSaveMethod(CalleeSaveType type) const { 424df1ce91ba97bc79a0637e5504b39318fb1c9f577Ian Rogers DCHECK(HasCalleeSaveMethod(type)); 425225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes return callee_save_methods_[type]; 4269af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 4279af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 428ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom void SetCalleeSaveMethod(mirror::ArtMethod* method, CalleeSaveType type); 4294f0d07c783afef89703dce32c94440fc8621a29bIan Rogers 430ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* CreateCalleeSaveMethod(InstructionSet instruction_set, 4312dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers CalleeSaveType type) 432b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 4339af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 434ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* CreateRefOnlyCalleeSaveMethod(InstructionSet instruction_set) 435b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 43600f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers 437ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* CreateRefAndArgsCalleeSaveMethod(InstructionSet instruction_set) 438b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); 439ff1ed4770bf7ff024a807b9f909b1a26abb78341Ian Rogers 4409d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes int32_t GetStat(int kind); 4419d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 4429af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers RuntimeStats* GetStats() { 4439af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers return &stats_; 4449af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers } 4459d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 4469d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes bool HasStatsEnabled() const { 4479d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes return stats_enabled_; 4489d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes } 4499d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 4509d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes void ResetStats(int kinds); 4519d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 4529d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes void SetStatsEnabled(bool new_state); 4539d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 454cc236d74772dda5a4161d9bc5f497fd3d956eb87Mathieu Chartier bool PreZygoteFork(); 455bd86bccf1b47f1151842152ee52cf5d46d6b34abBrian Carlstrom bool InitZygote(); 456bd86bccf1b47f1151842152ee52cf5d46d6b34abBrian Carlstrom void DidForkFromZygote(); 457caabb1b77b4a55eb1bb45ebcd3071c9ea01dd3cfBrian Carlstrom 45862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation* GetInstrumentation() { 45962d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers return &instrumentation_; 46062d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers } 4612692b573a56cd63a3c8c8aa1636e3766b6d8c9c4jeffhao 462b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes bool UseCompileTimeClassPath() const { 463b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes return use_compile_time_class_path_; 464b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes } 4659af209c9dcc6763fae2976981570a90aa41fd86bIan Rogers 466e6da9af8dfe0a3e3fbc2be700554f6478380e7b9Mathieu Chartier void AddMethodVerifier(verifier::MethodVerifier* verifier) LOCKS_EXCLUDED(method_verifier_lock_); 467e6da9af8dfe0a3e3fbc2be700554f6478380e7b9Mathieu Chartier void RemoveMethodVerifier(verifier::MethodVerifier* verifier) 468e6da9af8dfe0a3e3fbc2be700554f6478380e7b9Mathieu Chartier LOCKS_EXCLUDED(method_verifier_lock_); 469c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier 47000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers const std::vector<const DexFile*>& GetCompileTimeClassPath(jobject class_loader); 47100f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers void SetCompileTimeClassPath(jobject class_loader, std::vector<const DexFile*>& class_path); 472b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes 4730aded089f565008ba5908e395e5914ca4f91f2deDave Allison void StartProfiler(const char *appDir, bool startImmediately = false); 4740aded089f565008ba5908e395e5914ca4f91f2deDave Allison 475b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro private: 476457005c557b8762475db3220ce5a747d629f975bElliott Hughes static void InitPlatformSignalHandlers(); 477ffe6736397d17457188727510f0a2953f69a383aElliott Hughes 478dcc247493fd8fb243e335c3ec08e5e625896a47cElliott Hughes Runtime(); 47961e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 480c1674ed06662420213441ff2b818f2f71f9098dcElliott Hughes void BlockSignals(); 481c1674ed06662420213441ff2b818f2f71f9098dcElliott Hughes 48200f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers bool Init(const Options& options, bool ignore_unrecognized) 483b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers SHARED_TRYLOCK_FUNCTION(true, Locks::mutator_lock_); 484b726dcb581bf72da46527378ccb6889020f0e6e9Ian Rogers void InitNativeMethods() LOCKS_EXCLUDED(Locks::mutator_lock_); 485365c10235438607541fa2259a5fec48061b90bd8Ian Rogers void InitThreadGroups(Thread* self); 486ff17f1fd3ff32f93e45588eb2b158832d73f9afaElliott Hughes void RegisterRuntimeNativeMethods(JNIEnv* env); 487d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes 48885d1545e985ac689db4bad7849880e843707c862Elliott Hughes void StartDaemonThreads(); 489d1cc8363d4f4bbac7568b1d02a5ca481cd10830fElliott Hughes void StartSignalCatcher(); 49061e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 491b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes // A pointer to the active runtime or NULL. 492b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes static Runtime* instance_; 493b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes 4942b5eaa2b49f7489bafdadc4b4463ae27e4261817Vladimir Marko CompilerCallbacks* compiler_callbacks_; 4959ca7a1fdd0daa546b790adb6a24dbc13c22df76aElliott Hughes bool is_zygote_; 496069387a60cb2b72e116cc38b32e14403f092df8fMathieu Chartier bool is_concurrent_gc_enabled_; 4978718359763aa3dcd0033a2d2e67e0cb145fb9c53Anwar Ghuloum bool is_explicit_gc_disabled_; 4980a5b14de5115f51e0ed2dd6c3fcc5b84bbce690eBrian Carlstrom 499a024a0686c3b0fea13f362bff70d65981e5febc5buzbee CompilerFilter compiler_filter_; 500a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t huge_method_threshold_; 501a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t large_method_threshold_; 502a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t small_method_threshold_; 503a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t tiny_method_threshold_; 504a024a0686c3b0fea13f362bff70d65981e5febc5buzbee size_t num_dex_methods_threshold_; 5058447d84d847d4562d7a7bce62768c27e7d20a9aaAnwar Ghuloum 5067467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea bool sea_ir_mode_; 5077467ee05012e1fd9834df74663c1ebda46f5636bDragos Sbirlea 50858ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // The host prefix is used during cross compilation. It is removed 50958ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // from the start of host paths such as: 51029e7ac74a3f9aec192099fec381baadaa55730adBrian Carlstrom // $ANDROID_PRODUCT_OUT/system/framework/boot.oat 51134f426c49ac2de8cea70acef6b9ecdd8e62209d2Brian Carlstrom // to produce target paths such as 51247a0d5a6f221066c3daf7f67f2122ed9c9cd217cBrian Carlstrom // /system/framework/boot.oat 51358ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // Similarly it is prepended to target paths to arrive back at a 51458ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // host past. In both cases this is necessary because image and oat 51558ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // files embedded expect paths of dependent files (an image points 51658ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // to an oat file and an oat files to one or more dex files). These 51758ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom // files contain the expected target path. 51858ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom std::string host_prefix_; 51958ae9416e197ae68ed12ed43d87407d4dfb15093Brian Carlstrom 520a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom std::string boot_class_path_string_; 521a004aa933a58428489e42d77f707c2b063b73747Brian Carlstrom std::string class_path_string_; 5227ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes std::vector<std::string> properties_; 5237ede61eceed2f8da14a4fff05c57c748c160d57fElliott Hughes 524b765be0d656c3073402693aeaf64e95a0e49f218Brian Carlstrom // The default stack size for managed threads created by the runtime. 525be759c63c6bb58b76ac71cad2c5a736bd31f374dElliott Hughes size_t default_stack_size_; 526b765be0d656c3073402693aeaf64e95a0e49f218Brian Carlstrom 5271d54e73444e017d3a65234e0f193846f3e27472bIan Rogers gc::Heap* heap_; 528b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes 529d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers // The number of spins that are done before thread suspension is used to forcibly inflate. 530d9c4fc94fa618617f94e1de9af5f034549100753Ian Rogers size_t max_spins_before_thin_lock_inflation_; 531c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes MonitorList* monitor_list_; 532ef7d42fca18c16fbaf103822ad16f23246e2905dIan Rogers MonitorPool* monitor_pool_; 533c33a32bccc4c66ed82ce3a580b16636399385cb4Elliott Hughes 534b557353b22c728eecbd1c68593b482622c7782a8Carl Shapiro ThreadList* thread_list_; 53561e019d291583029c01b61b93bea750f2b663c37Carl Shapiro 536cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes InternTable* intern_table_; 537cf4c6c41b0084dc4567ff709fb8ce9ebd72b26acElliott Hughes 538b0460eaa2cb131f1dbdd5a7217bd36b9a9f1b995Brian Carlstrom ClassLinker* class_linker_; 539b0460eaa2cb131f1dbdd5a7217bd36b9a9f1b995Brian Carlstrom 540e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughes SignalCatcher* signal_catcher_; 54194ce37a3919a0bdb8855a3d3264a50df1dbc41beElliott Hughes std::string stack_trace_file_; 542e27955ca3ca960928d4dbd6cb79711fce06950b3Elliott Hughes 543c5f7c91ab89055cffb573fff7e06dbdd860bccedElliott Hughes JavaVMExt* java_vm_; 544f2682d5a6ce0f7de58da8fd4ec8aec200c43b92eElliott Hughes 5452dd0e2cea360bc9206eb88ecc40d259e796c239dIan Rogers mirror::Throwable* pre_allocated_OutOfMemoryError_; 546225f5a1df25241babd16cdba54056b9e2cd166a2Elliott Hughes 547ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* callee_save_methods_[kLastCalleeSaveType]; 548ff1ed4770bf7ff024a807b9f909b1a26abb78341Ian Rogers 549ea46f950e7a51585db293cd7f047de190a482414Brian Carlstrom mirror::ArtMethod* resolution_method_; 5501984651929744dd603fd082e23eacd877b9bc177Ian Rogers 55188474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ArtMethod* imt_conflict_method_; 55288474b416eb257078e590bf9bc7957cee604a186Jeff Hao 55388474b416eb257078e590bf9bc7957cee604a186Jeff Hao mirror::ObjectArray<mirror::ArtMethod>* default_imt_; 55488474b416eb257078e590bf9bc7957cee604a186Jeff Hao 555c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier // Method verifier set, used so that we can update their GC roots. 556e6da9af8dfe0a3e3fbc2be700554f6478380e7b9Mathieu Chartier Mutex method_verifiers_lock_ DEFAULT_MUTEX_ACQUIRED_AFTER; 557c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier std::set<verifier::MethodVerifier*> method_verifiers_; 558c528dba35b5faece51ca658fc008b688f8b690adMathieu Chartier 559120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // A non-zero value indicates that a thread has been created but not yet initialized. Guarded by 560120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // the shutdown lock so that threads aren't born while we're shutting down. 561120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers size_t threads_being_born_ GUARDED_BY(Locks::runtime_shutdown_lock_); 562120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 563120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // Waited upon until no threads are being born. 564120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers UniquePtr<ConditionVariable> shutdown_cond_ GUARDED_BY(Locks::runtime_shutdown_lock_); 565120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 566120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // Set when runtime shutdown is past the point that new threads may attach. 567120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers bool shutting_down_ GUARDED_BY(Locks::runtime_shutdown_lock_); 568120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 569120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers // The runtime is starting to shutdown but is blocked waiting on shutdown_cond_. 570120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers bool shutting_down_started_ GUARDED_BY(Locks::runtime_shutdown_lock_); 571120f1c74a9768e958377b6c97897511b27ae58c8Ian Rogers 572dcc247493fd8fb243e335c3ec08e5e625896a47cElliott Hughes bool started_; 573dcc247493fd8fb243e335c3ec08e5e625896a47cElliott Hughes 5747664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier // New flag added which tells us if the runtime has finished starting. If 5757664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier // this flag is set then the Daemon threads are created and the class loader 5767664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier // is created. This flag is needed for knowing if its safe to request CMS. 5777664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier bool finished_starting_; 5787664f5cd118b355a5fe0c7536cb48ac991ed2b62Mathieu Chartier 5796ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom // Hooks supported by JNI_CreateJavaVM 5806ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom jint (*vfprintf_)(FILE* stream, const char* format, va_list ap); 5816ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom void (*exit_)(jint status); 5826ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom void (*abort_)(); 5836ea095ad30bf13cc00b4fee7afbbe4731a349c83Brian Carlstrom 5849d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes bool stats_enabled_; 5859d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes RuntimeStats stats_; 5869d5ccec86d60c9ddd811836b9a2bc28d0b3d11feElliott Hughes 5870aded089f565008ba5908e395e5914ca4f91f2deDave Allison // Runtime profile support. 5880aded089f565008ba5908e395e5914ca4f91f2deDave Allison bool profile_; 5890aded089f565008ba5908e395e5914ca4f91f2deDave Allison std::string profile_output_filename_; 5900aded089f565008ba5908e395e5914ca4f91f2deDave Allison uint32_t profile_period_s_; // Generate profile every n seconds. 5910aded089f565008ba5908e395e5914ca4f91f2deDave Allison uint32_t profile_duration_s_; // Run profile for n seconds. 5920aded089f565008ba5908e395e5914ca4f91f2deDave Allison uint32_t profile_interval_us_; // Microseconds between samples. 5930aded089f565008ba5908e395e5914ca4f91f2deDave Allison double profile_backoff_coefficient_; // Coefficient to exponential backoff. 5940aded089f565008ba5908e395e5914ca4f91f2deDave Allison 595b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao bool method_trace_; 596b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao std::string method_trace_file_; 597b5e81858a47dd7ed051135f6982fbc4e13d0f309jeffhao size_t method_trace_file_size_; 59862d6c772205b8859f0ebf7ad105402ec4c3e2e01Ian Rogers instrumentation::Instrumentation instrumentation_; 5992692b573a56cd63a3c8c8aa1636e3766b6d8c9c4jeffhao 60000f7d0eaa6bd93d33bf0c1429bf4ba0b3f28abacIan Rogers typedef SafeMap<jobject, std::vector<const DexFile*>, JobjectComparator> CompileTimeClassPaths; 601b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes CompileTimeClassPaths compile_time_class_paths_; 602b3bd5f07884f5a1f2b84224363b1372d7c28d447Elliott Hughes bool use_compile_time_class_path_; 603131aef8c94292cc530da2fd91ee98d1432352959Elliott Hughes 604365c10235438607541fa2259a5fec48061b90bd8Ian Rogers jobject main_thread_group_; 605365c10235438607541fa2259a5fec48061b90bd8Ian Rogers jobject system_thread_group_; 606365c10235438607541fa2259a5fec48061b90bd8Ian Rogers 607ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom // As returned by ClassLoader.getSystemClassLoader(). 608ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom jobject system_class_loader_; 609ce88853ab316c70ef7b598978a3609611db60552Brian Carlstrom 6102e899a92439dc6bdaaa67b8230933006284aa600Hiroshi Yamauchi // If true, then we dump the GC cumulative timings on shutdown. 6112e899a92439dc6bdaaa67b8230933006284aa600Hiroshi Yamauchi bool dump_gc_performance_on_shutdown_; 6122e899a92439dc6bdaaa67b8230933006284aa600Hiroshi Yamauchi 61361e019d291583029c01b61b93bea750f2b663c37Carl Shapiro DISALLOW_COPY_AND_ASSIGN(Runtime); 6147b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro}; 6157b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro 6166b6b5f0e67ce03f38223a525612955663bc1799bCarl Shapiro} // namespace art 6177b21670581d13db32f1384a3b2692bcfc8f57320Carl Shapiro 618fc0e3219edc9a5bf81b166e82fd5db2796eb6a0dBrian Carlstrom#endif // ART_RUNTIME_RUNTIME_H_ 619