Elliott Hughes | 2faa5f1 | 2012-01-30 14:42:07 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 16 | |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 17 | #include "runtime.h" |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 18 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 19 | // sys/mount.h has to come before linux/fs.h due to redefinition of MS_RDONLY, MS_BIND, etc |
| 20 | #include <sys/mount.h> |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 21 | #ifdef __linux__ |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 22 | #include <linux/fs.h> |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 23 | #endif |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 24 | |
Brian Carlstrom | dbf05b7 | 2011-12-15 00:55:24 -0800 | [diff] [blame] | 25 | #include <signal.h> |
Elliott Hughes | d06a6c7 | 2012-05-30 17:59:06 -0700 | [diff] [blame] | 26 | #include <sys/syscall.h> |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 27 | #include <valgrind.h> |
Brian Carlstrom | dbf05b7 | 2011-12-15 00:55:24 -0800 | [diff] [blame] | 28 | |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 29 | #include <cstdio> |
| 30 | #include <cstdlib> |
Brian Carlstrom | 8a43659 | 2011-08-15 21:27:23 -0700 | [diff] [blame] | 31 | #include <limits> |
Ian Rogers | 700a402 | 2014-05-19 16:49:03 -0700 | [diff] [blame] | 32 | #include <memory> |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 33 | #include <vector> |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 34 | #include <fcntl.h> |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 35 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 36 | #include "arch/arm/quick_method_frame_info_arm.h" |
Ian Rogers | 166db04 | 2013-07-26 12:05:57 -0700 | [diff] [blame] | 37 | #include "arch/arm/registers_arm.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 38 | #include "arch/arm64/quick_method_frame_info_arm64.h" |
Stuart Monteith | b95a534 | 2014-03-12 13:32:32 +0000 | [diff] [blame] | 39 | #include "arch/arm64/registers_arm64.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 40 | #include "arch/mips/quick_method_frame_info_mips.h" |
Ian Rogers | 166db04 | 2013-07-26 12:05:57 -0700 | [diff] [blame] | 41 | #include "arch/mips/registers_mips.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 42 | #include "arch/x86/quick_method_frame_info_x86.h" |
Ian Rogers | 166db04 | 2013-07-26 12:05:57 -0700 | [diff] [blame] | 43 | #include "arch/x86/registers_x86.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 44 | #include "arch/x86_64/quick_method_frame_info_x86_64.h" |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 45 | #include "arch/x86_64/registers_x86_64.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 46 | #include "atomic.h" |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 47 | #include "class_linker.h" |
Elliott Hughes | 3bb8156 | 2011-10-21 18:52:59 -0700 | [diff] [blame] | 48 | #include "debugger.h" |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 49 | #include "fault_handler.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 50 | #include "gc/accounting/card_table-inl.h" |
| 51 | #include "gc/heap.h" |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 52 | #include "gc/space/image_space.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 53 | #include "gc/space/space.h" |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 54 | #include "image.h" |
jeffhao | 725a957 | 2012-11-13 18:20:12 -0800 | [diff] [blame] | 55 | #include "instrumentation.h" |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 56 | #include "intern_table.h" |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 57 | #include "jni_internal.h" |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 58 | #include "mirror/art_field-inl.h" |
| 59 | #include "mirror/art_method-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 60 | #include "mirror/array.h" |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 61 | #include "mirror/class-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 62 | #include "mirror/class_loader.h" |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 63 | #include "mirror/stack_trace_element.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 64 | #include "mirror/throwable.h" |
Elliott Hughes | 32d6e1e | 2011-10-11 14:47:44 -0700 | [diff] [blame] | 65 | #include "monitor.h" |
Calin Juravle | c842352 | 2014-08-12 20:55:20 +0100 | [diff] [blame] | 66 | #include "native_bridge_art_interface.h" |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 67 | #include "parsed_options.h" |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 68 | #include "oat_file.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 69 | #include "quick/quick_method_frame_info.h" |
Ian Rogers | 53b8b09 | 2014-03-13 23:45:53 -0700 | [diff] [blame] | 70 | #include "reflection.h" |
Elliott Hughes | 726079d | 2011-10-07 18:43:44 -0700 | [diff] [blame] | 71 | #include "ScopedLocalRef.h" |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 72 | #include "scoped_thread_state_change.h" |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 73 | #include "signal_catcher.h" |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 74 | #include "signal_set.h" |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 75 | #include "handle_scope-inl.h" |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 76 | #include "thread.h" |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 77 | #include "thread_list.h" |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 78 | #include "trace.h" |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 79 | #include "transaction.h" |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 80 | #include "profiler.h" |
Ian Rogers | 776ac1f | 2012-04-13 23:36:36 -0700 | [diff] [blame] | 81 | #include "verifier/method_verifier.h" |
Elliott Hughes | eac7667 | 2012-05-24 21:56:51 -0700 | [diff] [blame] | 82 | #include "well_known_classes.h" |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 83 | |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 84 | #include "JniConstants.h" // Last to avoid LOG redefinition in ics-mr1-plus-art. |
Elliott Hughes | 90a3369 | 2011-08-30 13:27:07 -0700 | [diff] [blame] | 85 | |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 86 | #ifdef HAVE_ANDROID_OS |
| 87 | #include "cutils/properties.h" |
| 88 | #endif |
| 89 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 90 | namespace art { |
| 91 | |
Mathieu Chartier | c751fdc | 2014-03-30 15:25:44 -0700 | [diff] [blame] | 92 | static constexpr bool kEnableJavaStackTraceHandler = true; |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 93 | const char* Runtime::kDefaultInstructionSetFeatures = |
| 94 | STRINGIFY(ART_DEFAULT_INSTRUCTION_SET_FEATURES); |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 95 | Runtime* Runtime::instance_ = NULL; |
| 96 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 97 | Runtime::Runtime() |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 98 | : instruction_set_(kNone), |
Ian Rogers | 6ed19fd | 2014-03-20 08:10:17 -0700 | [diff] [blame] | 99 | compiler_callbacks_(nullptr), |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 100 | is_zygote_(false), |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 101 | must_relocate_(false), |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 102 | is_concurrent_gc_enabled_(true), |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 103 | is_explicit_gc_disabled_(false), |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 104 | dex2oat_enabled_(true), |
Elliott Hughes | 6cf2388 | 2012-06-15 15:42:07 -0700 | [diff] [blame] | 105 | default_stack_size_(0), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 106 | heap_(nullptr), |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 107 | max_spins_before_thin_lock_inflation_(Monitor::kDefaultMaxSpinsBeforeThinLockInflation), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 108 | monitor_list_(nullptr), |
| 109 | monitor_pool_(nullptr), |
| 110 | thread_list_(nullptr), |
| 111 | intern_table_(nullptr), |
| 112 | class_linker_(nullptr), |
| 113 | signal_catcher_(nullptr), |
| 114 | java_vm_(nullptr), |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 115 | fault_message_lock_("Fault message lock"), |
| 116 | fault_message_(""), |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 117 | method_verifier_lock_("Method verifiers lock"), |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 118 | threads_being_born_(0), |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 119 | shutdown_cond_(new ConditionVariable("Runtime shutdown", *Locks::runtime_shutdown_lock_)), |
Elliott Hughes | 6b35575 | 2012-01-13 16:49:08 -0800 | [diff] [blame] | 120 | shutting_down_(false), |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 121 | shutting_down_started_(false), |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 122 | started_(false), |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 123 | finished_starting_(false), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 124 | vfprintf_(nullptr), |
| 125 | exit_(nullptr), |
| 126 | abort_(nullptr), |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 127 | stats_enabled_(false), |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 128 | running_on_valgrind_(RUNNING_ON_VALGRIND > 0), |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 129 | profiler_started_(false), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 130 | method_trace_(false), |
Ian Rogers | 776ac1f | 2012-04-13 23:36:36 -0700 | [diff] [blame] | 131 | method_trace_file_size_(0), |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 132 | instrumentation_(), |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 133 | use_compile_time_class_path_(false), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 134 | main_thread_group_(nullptr), |
| 135 | system_thread_group_(nullptr), |
| 136 | system_class_loader_(nullptr), |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 137 | dump_gc_performance_on_shutdown_(false), |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 138 | preinitialization_transaction_(nullptr), |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 139 | null_pointer_handler_(nullptr), |
| 140 | suspend_handler_(nullptr), |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 141 | stack_overflow_handler_(nullptr), |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 142 | verify_(false), |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 143 | target_sdk_version_(0), |
| 144 | implicit_null_checks_(false), |
| 145 | implicit_so_checks_(false), |
Calin Juravle | c842352 | 2014-08-12 20:55:20 +0100 | [diff] [blame] | 146 | implicit_suspend_checks_(false), |
| 147 | native_bridge_art_callbacks_({GetMethodShorty, GetNativeMethodCount, GetNativeMethods}) { |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 148 | } |
| 149 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 150 | Runtime::~Runtime() { |
Hiroshi Yamauchi | 2e899a9 | 2013-11-22 16:50:12 -0800 | [diff] [blame] | 151 | if (dump_gc_performance_on_shutdown_) { |
| 152 | // This can't be called from the Heap destructor below because it |
| 153 | // could call RosAlloc::InspectAll() which needs the thread_list |
| 154 | // to be still alive. |
| 155 | heap_->DumpGcPerformanceInfo(LOG(INFO)); |
| 156 | } |
| 157 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 158 | Thread* self = Thread::Current(); |
| 159 | { |
| 160 | MutexLock mu(self, *Locks::runtime_shutdown_lock_); |
| 161 | shutting_down_started_ = true; |
| 162 | while (threads_being_born_ > 0) { |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 163 | shutdown_cond_->Wait(self); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 164 | } |
| 165 | shutting_down_ = true; |
| 166 | } |
Wei Jin | 6a58691 | 2014-05-21 16:07:40 -0700 | [diff] [blame] | 167 | // Shut down background profiler before the runtime exits. |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 168 | if (profiler_started_) { |
Wei Jin | 6a58691 | 2014-05-21 16:07:40 -0700 | [diff] [blame] | 169 | BackgroundMethodSamplingProfiler::Shutdown(); |
| 170 | } |
| 171 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 172 | Trace::Shutdown(); |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 173 | |
Mathieu Chartier | a639903 | 2012-06-11 18:49:50 -0700 | [diff] [blame] | 174 | // Make sure to let the GC complete if it is running. |
Mathieu Chartier | 89a201e | 2014-05-02 10:27:26 -0700 | [diff] [blame] | 175 | heap_->WaitForGcToComplete(gc::kGcCauseBackground, self); |
Mathieu Chartier | 35883cc | 2012-11-13 14:08:12 -0800 | [diff] [blame] | 176 | heap_->DeleteThreadPool(); |
Mathieu Chartier | a639903 | 2012-06-11 18:49:50 -0700 | [diff] [blame] | 177 | |
Elliott Hughes | 5fe594f | 2011-09-08 12:33:17 -0700 | [diff] [blame] | 178 | // Make sure our internal threads are dead before we start tearing down things they're using. |
Elliott Hughes | e52e49b | 2012-04-02 16:05:44 -0700 | [diff] [blame] | 179 | Dbg::StopJdwp(); |
Elliott Hughes | 5fe594f | 2011-09-08 12:33:17 -0700 | [diff] [blame] | 180 | delete signal_catcher_; |
| 181 | |
Elliott Hughes | 038a806 | 2011-09-18 14:12:41 -0700 | [diff] [blame] | 182 | // Make sure all other non-daemon threads have terminated, and all daemon threads are suspended. |
Elliott Hughes | 93e74e8 | 2011-09-13 11:07:03 -0700 | [diff] [blame] | 183 | delete thread_list_; |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 184 | delete monitor_list_; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 185 | delete monitor_pool_; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 186 | delete class_linker_; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 187 | delete heap_; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 188 | delete intern_table_; |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 189 | delete java_vm_; |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 190 | Thread::Shutdown(); |
Elliott Hughes | 7c6169d | 2012-05-02 16:11:48 -0700 | [diff] [blame] | 191 | QuasiAtomic::Shutdown(); |
Sebastien Hertz | 4d4adb1 | 2013-07-24 16:14:19 +0200 | [diff] [blame] | 192 | verifier::MethodVerifier::Shutdown(); |
Carl Shapiro | 4acf464 | 2011-07-26 18:54:13 -0700 | [diff] [blame] | 193 | // TODO: acquire a static mutex on Runtime to avoid racing. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 194 | CHECK(instance_ == nullptr || instance_ == this); |
| 195 | instance_ = nullptr; |
Dave Allison | b373e09 | 2014-02-20 16:06:36 -0800 | [diff] [blame] | 196 | |
| 197 | delete null_pointer_handler_; |
| 198 | delete suspend_handler_; |
| 199 | delete stack_overflow_handler_; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 200 | } |
| 201 | |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 202 | struct AbortState { |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 203 | void Dump(std::ostream& os) NO_THREAD_SAFETY_ANALYSIS { |
Ian Rogers | f08e473 | 2013-04-09 09:45:49 -0700 | [diff] [blame] | 204 | if (gAborting > 1) { |
Elliott Hughes | cac6cc7 | 2011-11-03 20:31:21 -0700 | [diff] [blame] | 205 | os << "Runtime aborting --- recursively, so no thread-specific detail!\n"; |
| 206 | return; |
| 207 | } |
Ian Rogers | f08e473 | 2013-04-09 09:45:49 -0700 | [diff] [blame] | 208 | gAborting++; |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 209 | os << "Runtime aborting...\n"; |
Elliott Hughes | 6c7d244 | 2012-02-01 18:40:47 -0800 | [diff] [blame] | 210 | if (Runtime::Current() == NULL) { |
| 211 | os << "(Runtime does not yet exist!)\n"; |
| 212 | return; |
| 213 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 214 | Thread* self = Thread::Current(); |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 215 | if (self == nullptr) { |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 216 | os << "(Aborting thread was not attached to runtime!)\n"; |
Ian Rogers | 37eecbd | 2014-05-11 02:08:15 -0700 | [diff] [blame] | 217 | DumpKernelStack(os, GetTid(), " kernel: ", false); |
| 218 | DumpNativeStack(os, GetTid(), " native: ", nullptr); |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 219 | } else { |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 220 | os << "Aborting thread:\n"; |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 221 | if (Locks::mutator_lock_->IsExclusiveHeld(self) || Locks::mutator_lock_->IsSharedHeld(self)) { |
| 222 | DumpThread(os, self); |
| 223 | } else { |
| 224 | if (Locks::mutator_lock_->SharedTryLock(self)) { |
| 225 | DumpThread(os, self); |
| 226 | Locks::mutator_lock_->SharedUnlock(self); |
| 227 | } |
Elliott Hughes | 899e789 | 2012-01-24 14:57:32 -0800 | [diff] [blame] | 228 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 229 | } |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 230 | DumpAllThreads(os, self); |
| 231 | } |
| 232 | |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 233 | void DumpThread(std::ostream& os, Thread* self) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| 234 | self->Dump(os); |
| 235 | if (self->IsExceptionPending()) { |
| 236 | ThrowLocation throw_location; |
| 237 | mirror::Throwable* exception = self->GetException(&throw_location); |
| 238 | os << "Pending exception " << PrettyTypeOf(exception) |
| 239 | << " thrown by '" << throw_location.Dump() << "'\n" |
| 240 | << exception->Dump(); |
| 241 | } |
| 242 | } |
| 243 | |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 244 | void DumpAllThreads(std::ostream& os, Thread* self) NO_THREAD_SAFETY_ANALYSIS { |
Ian Rogers | 4e14e72 | 2014-06-27 17:32:56 -0700 | [diff] [blame] | 245 | Runtime* runtime = Runtime::Current(); |
| 246 | if (runtime != nullptr) { |
| 247 | ThreadList* thread_list = runtime->GetThreadList(); |
| 248 | if (thread_list != nullptr) { |
| 249 | bool tll_already_held = Locks::thread_list_lock_->IsExclusiveHeld(self); |
| 250 | bool ml_already_held = Locks::mutator_lock_->IsSharedHeld(self); |
| 251 | if (!tll_already_held || !ml_already_held) { |
| 252 | os << "Dumping all threads without appropriate locks held:" |
| 253 | << (!tll_already_held ? " thread list lock" : "") |
| 254 | << (!ml_already_held ? " mutator lock" : "") |
| 255 | << "\n"; |
| 256 | } |
| 257 | os << "All threads:\n"; |
| 258 | thread_list->DumpLocked(os); |
| 259 | } |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 260 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 261 | } |
| 262 | }; |
| 263 | |
Elliott Hughes | 8593fdb | 2012-04-21 20:53:44 -0700 | [diff] [blame] | 264 | void Runtime::Abort() { |
Ian Rogers | f08e473 | 2013-04-09 09:45:49 -0700 | [diff] [blame] | 265 | gAborting++; // set before taking any locks |
Brian Carlstrom | 81b8871 | 2012-11-05 19:21:30 -0800 | [diff] [blame] | 266 | |
Elliott Hughes | 131aef8 | 2012-01-27 11:53:35 -0800 | [diff] [blame] | 267 | // Ensure that we don't have multiple threads trying to abort at once, |
| 268 | // which would result in significantly worse diagnostics. |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 269 | MutexLock mu(Thread::Current(), *Locks::abort_lock_); |
Elliott Hughes | 131aef8 | 2012-01-27 11:53:35 -0800 | [diff] [blame] | 270 | |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 271 | // Get any pending output out of the way. |
| 272 | fflush(NULL); |
| 273 | |
| 274 | // Many people have difficulty distinguish aborts from crashes, |
| 275 | // so be explicit. |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 276 | AbortState state; |
Elliott Hughes | 9ee5f9c | 2012-02-03 18:33:16 -0800 | [diff] [blame] | 277 | LOG(INTERNAL_FATAL) << Dumpable<AbortState>(state); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 278 | |
Elliott Hughes | 8593fdb | 2012-04-21 20:53:44 -0700 | [diff] [blame] | 279 | // Call the abort hook if we have one. |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 280 | if (Runtime::Current() != NULL && Runtime::Current()->abort_ != NULL) { |
Elliott Hughes | 6c1c69e | 2012-04-23 16:12:51 -0700 | [diff] [blame] | 281 | LOG(INTERNAL_FATAL) << "Calling abort hook..."; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 282 | Runtime::Current()->abort_(); |
| 283 | // notreached |
Elliott Hughes | 6c1c69e | 2012-04-23 16:12:51 -0700 | [diff] [blame] | 284 | LOG(INTERNAL_FATAL) << "Unexpectedly returned from abort hook!"; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 285 | } |
| 286 | |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 287 | #if defined(__GLIBC__) |
Elliott Hughes | d06a6c7 | 2012-05-30 17:59:06 -0700 | [diff] [blame] | 288 | // TODO: we ought to be able to use pthread_kill(3) here (or abort(3), |
| 289 | // which POSIX defines in terms of raise(3), which POSIX defines in terms |
| 290 | // of pthread_kill(3)). On Linux, though, libcorkscrew can't unwind through |
| 291 | // libpthread, which means the stacks we dump would be useless. Calling |
| 292 | // tgkill(2) directly avoids that. |
| 293 | syscall(__NR_tgkill, getpid(), GetTid(), SIGABRT); |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 294 | // TODO: LLVM installs it's own SIGABRT handler so exit to be safe... Can we disable that in LLVM? |
| 295 | // If not, we could use sigaction(3) before calling tgkill(2) and lose this call to exit(3). |
Brian Carlstrom | 700c8d3 | 2012-11-05 10:42:02 -0800 | [diff] [blame] | 296 | exit(1); |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 297 | #else |
| 298 | abort(); |
Elliott Hughes | d06a6c7 | 2012-05-30 17:59:06 -0700 | [diff] [blame] | 299 | #endif |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 300 | // notreached |
| 301 | } |
| 302 | |
Narayan Kamath | 3de95a7 | 2014-04-02 12:54:23 +0100 | [diff] [blame] | 303 | void Runtime::PreZygoteFork() { |
Mathieu Chartier | cc236d7 | 2012-07-20 10:29:05 -0700 | [diff] [blame] | 304 | heap_->PreZygoteFork(); |
Mathieu Chartier | cc236d7 | 2012-07-20 10:29:05 -0700 | [diff] [blame] | 305 | } |
| 306 | |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 307 | void Runtime::CallExitHook(jint status) { |
| 308 | if (exit_ != NULL) { |
Elliott Hughes | 34e0696 | 2012-04-09 13:55:55 -0700 | [diff] [blame] | 309 | ScopedThreadStateChange tsc(Thread::Current(), kNative); |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 310 | exit_(status); |
| 311 | LOG(WARNING) << "Exit hook returned instead of exiting!"; |
| 312 | } |
| 313 | } |
| 314 | |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 315 | void Runtime::SweepSystemWeaks(IsMarkedCallback* visitor, void* arg) { |
Mathieu Chartier | 6aa3df9 | 2013-09-17 15:17:28 -0700 | [diff] [blame] | 316 | GetInternTable()->SweepInternTableWeaks(visitor, arg); |
| 317 | GetMonitorList()->SweepMonitorList(visitor, arg); |
| 318 | GetJavaVM()->SweepJniWeakGlobals(visitor, arg); |
| 319 | } |
| 320 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 321 | bool Runtime::Create(const RuntimeOptions& options, bool ignore_unrecognized) { |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 322 | // TODO: acquire a static mutex on Runtime to avoid racing. |
| 323 | if (Runtime::instance_ != NULL) { |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 324 | return false; |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 325 | } |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 326 | InitLogging(NULL); // Calls Locks::Init() as a side effect. |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 327 | instance_ = new Runtime; |
| 328 | if (!instance_->Init(options, ignore_unrecognized)) { |
| 329 | delete instance_; |
| 330 | instance_ = NULL; |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 331 | return false; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 332 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 333 | return true; |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 334 | } |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 335 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 336 | jobject CreateSystemClassLoader() { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 337 | if (Runtime::Current()->UseCompileTimeClassPath()) { |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 338 | return NULL; |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 339 | } |
| 340 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 341 | ScopedObjectAccess soa(Thread::Current()); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 342 | ClassLinker* cl = Runtime::Current()->GetClassLinker(); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 343 | |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 344 | StackHandleScope<2> hs(soa.Self()); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 345 | Handle<mirror::Class> class_loader_class( |
| 346 | hs.NewHandle(soa.Decode<mirror::Class*>(WellKnownClasses::java_lang_ClassLoader))); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 347 | CHECK(cl->EnsureInitialized(class_loader_class, true, true)); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 348 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 349 | mirror::ArtMethod* getSystemClassLoader = |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 350 | class_loader_class->FindDirectMethod("getSystemClassLoader", "()Ljava/lang/ClassLoader;"); |
Brian Carlstrom | df14324 | 2011-10-10 18:05:34 -0700 | [diff] [blame] | 351 | CHECK(getSystemClassLoader != NULL); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 352 | |
Ian Rogers | 53b8b09 | 2014-03-13 23:45:53 -0700 | [diff] [blame] | 353 | JValue result = InvokeWithJValues(soa, nullptr, soa.EncodeMethod(getSystemClassLoader), nullptr); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 354 | JNIEnv* env = soa.Self()->GetJniEnv(); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 355 | ScopedLocalRef<jobject> system_class_loader(env, |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 356 | soa.AddLocalReference<jobject>(result.GetL())); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 357 | CHECK(system_class_loader.get() != nullptr); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 358 | |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 359 | soa.Self()->SetClassLoaderOverride(system_class_loader.get()); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 360 | |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 361 | Handle<mirror::Class> thread_class( |
| 362 | hs.NewHandle(soa.Decode<mirror::Class*>(WellKnownClasses::java_lang_Thread))); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 363 | CHECK(cl->EnsureInitialized(thread_class, true, true)); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 364 | |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 365 | mirror::ArtField* contextClassLoader = |
| 366 | thread_class->FindDeclaredInstanceField("contextClassLoader", "Ljava/lang/ClassLoader;"); |
Jesse Wilson | 1b2b2f2 | 2011-11-22 11:47:44 -0500 | [diff] [blame] | 367 | CHECK(contextClassLoader != NULL); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 368 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 369 | // We can't run in a transaction yet. |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 370 | contextClassLoader->SetObject<false>(soa.Self()->GetPeer(), |
| 371 | soa.Decode<mirror::ClassLoader*>(system_class_loader.get())); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 372 | |
| 373 | return env->NewGlobalRef(system_class_loader.get()); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 374 | } |
| 375 | |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 376 | std::string Runtime::GetPatchoatExecutable() const { |
| 377 | if (!patchoat_executable_.empty()) { |
| 378 | return patchoat_executable_; |
| 379 | } |
| 380 | std::string patchoat_executable_(GetAndroidRoot()); |
| 381 | patchoat_executable_ += (kIsDebugBuild ? "/bin/patchoatd" : "/bin/patchoat"); |
| 382 | return patchoat_executable_; |
| 383 | } |
| 384 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 385 | std::string Runtime::GetCompilerExecutable() const { |
| 386 | if (!compiler_executable_.empty()) { |
| 387 | return compiler_executable_; |
| 388 | } |
| 389 | std::string compiler_executable(GetAndroidRoot()); |
| 390 | compiler_executable += (kIsDebugBuild ? "/bin/dex2oatd" : "/bin/dex2oat"); |
| 391 | return compiler_executable; |
| 392 | } |
| 393 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 394 | bool Runtime::Start() { |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 395 | VLOG(startup) << "Runtime::Start entering"; |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 396 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 397 | // Restore main thread state to kNative as expected by native code. |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 398 | Thread* self = Thread::Current(); |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 399 | self->TransitionFromRunnableToSuspended(kNative); |
| 400 | |
Brian Carlstrom | 5d40f18 | 2011-09-26 22:29:18 -0700 | [diff] [blame] | 401 | started_ = true; |
| 402 | |
Brian Carlstrom | ae82698 | 2011-11-09 01:33:42 -0800 | [diff] [blame] | 403 | // InitNativeMethods needs to be after started_ so that the classes |
| 404 | // it touches will have methods linked to the oat file if necessary. |
| 405 | InitNativeMethods(); |
| 406 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 407 | // Initialize well known thread group values that may be accessed threads while attaching. |
| 408 | InitThreadGroups(self); |
| 409 | |
Jesse Wilson | 9a6bae8 | 2011-11-14 14:57:30 -0500 | [diff] [blame] | 410 | Thread::FinishStartup(); |
| 411 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 412 | if (is_zygote_) { |
| 413 | if (!InitZygote()) { |
| 414 | return false; |
| 415 | } |
| 416 | } else { |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 417 | DidForkFromZygote(); |
| 418 | } |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 419 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 420 | StartDaemonThreads(); |
Brian Carlstrom | 0a5b14d | 2011-09-27 13:29:15 -0700 | [diff] [blame] | 421 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 422 | system_class_loader_ = CreateSystemClassLoader(); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 423 | |
Yevgeny Rouban | 35aef2c | 2014-05-19 16:19:36 +0700 | [diff] [blame] | 424 | { |
| 425 | ScopedObjectAccess soa(self); |
| 426 | self->GetJniEnv()->locals.AssertEmpty(); |
| 427 | } |
Elliott Hughes | 726079d | 2011-10-07 18:43:44 -0700 | [diff] [blame] | 428 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 429 | VLOG(startup) << "Runtime::Start exiting"; |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 430 | finished_starting_ = true; |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 431 | |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 432 | if (profiler_options_.IsEnabled() && !profile_output_filename_.empty()) { |
| 433 | // User has asked for a profile using -Xenable-profiler. |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 434 | // Create the profile file if it doesn't exist. |
| 435 | int fd = open(profile_output_filename_.c_str(), O_RDWR|O_CREAT|O_EXCL, 0660); |
| 436 | if (fd >= 0) { |
| 437 | close(fd); |
Wei Jin | a93b0bb | 2014-06-09 16:19:15 -0700 | [diff] [blame] | 438 | } else if (errno != EEXIST) { |
| 439 | LOG(INFO) << "Failed to access the profile file. Profiler disabled."; |
| 440 | return true; |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 441 | } |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 442 | StartProfiler(profile_output_filename_.c_str()); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 443 | } |
| 444 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 445 | return true; |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 446 | } |
| 447 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 448 | void Runtime::EndThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
| 449 | DCHECK_GT(threads_being_born_, 0U); |
| 450 | threads_being_born_--; |
| 451 | if (shutting_down_started_ && threads_being_born_ == 0) { |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 452 | shutdown_cond_->Broadcast(Thread::Current()); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 453 | } |
| 454 | } |
| 455 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 456 | // Do zygote-mode-only initialization. |
| 457 | bool Runtime::InitZygote() { |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 458 | #ifdef __linux__ |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 459 | // zygote goes into its own process group |
Brian Carlstrom | b1eba21 | 2013-07-17 18:07:19 -0700 | [diff] [blame] | 460 | setpgid(0, 0); |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 461 | |
| 462 | // See storage config details at http://source.android.com/tech/storage/ |
| 463 | // Create private mount namespace shared by all children |
| 464 | if (unshare(CLONE_NEWNS) == -1) { |
| 465 | PLOG(WARNING) << "Failed to unshare()"; |
| 466 | return false; |
| 467 | } |
| 468 | |
| 469 | // Mark rootfs as being a slave so that changes from default |
| 470 | // namespace only flow into our children. |
| 471 | if (mount("rootfs", "/", NULL, (MS_SLAVE | MS_REC), NULL) == -1) { |
| 472 | PLOG(WARNING) << "Failed to mount() rootfs as MS_SLAVE"; |
| 473 | return false; |
| 474 | } |
| 475 | |
| 476 | // Create a staging tmpfs that is shared by our children; they will |
| 477 | // bind mount storage into their respective private namespaces, which |
| 478 | // are isolated from each other. |
| 479 | const char* target_base = getenv("EMULATED_STORAGE_TARGET"); |
| 480 | if (target_base != NULL) { |
| 481 | if (mount("tmpfs", target_base, "tmpfs", MS_NOSUID | MS_NODEV, |
Jeff Sharkey | 52cd1e8 | 2013-09-17 16:25:12 -0700 | [diff] [blame] | 482 | "uid=0,gid=1028,mode=0751") == -1) { |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 483 | LOG(WARNING) << "Failed to mount tmpfs to " << target_base; |
| 484 | return false; |
| 485 | } |
| 486 | } |
| 487 | |
| 488 | return true; |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 489 | #else |
| 490 | UNIMPLEMENTED(FATAL); |
| 491 | return false; |
| 492 | #endif |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 493 | } |
| 494 | |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 495 | void Runtime::DidForkFromZygote() { |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 496 | is_zygote_ = false; |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 497 | |
Mathieu Chartier | 02b6a78 | 2012-10-26 13:51:26 -0700 | [diff] [blame] | 498 | // Create the thread pool. |
| 499 | heap_->CreateThreadPool(); |
| 500 | |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 501 | StartSignalCatcher(); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 502 | |
| 503 | // Start the JDWP thread. If the command-line debugger flags specified "suspend=y", |
| 504 | // this will pause the runtime, so we probably want this to come last. |
| 505 | Dbg::StartJdwp(); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 506 | } |
| 507 | |
| 508 | void Runtime::StartSignalCatcher() { |
| 509 | if (!is_zygote_) { |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 510 | signal_catcher_ = new SignalCatcher(stack_trace_file_); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 511 | } |
| 512 | } |
| 513 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 514 | bool Runtime::IsShuttingDown(Thread* self) { |
| 515 | MutexLock mu(self, *Locks::runtime_shutdown_lock_); |
| 516 | return IsShuttingDownLocked(); |
| 517 | } |
| 518 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 519 | void Runtime::StartDaemonThreads() { |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 520 | VLOG(startup) << "Runtime::StartDaemonThreads entering"; |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 521 | |
Elliott Hughes | 719b323 | 2011-09-25 17:42:19 -0700 | [diff] [blame] | 522 | Thread* self = Thread::Current(); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 523 | |
| 524 | // Must be in the kNative state for calling native methods. |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 525 | CHECK_EQ(self->GetState(), kNative); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 526 | |
Elliott Hughes | 719b323 | 2011-09-25 17:42:19 -0700 | [diff] [blame] | 527 | JNIEnv* env = self->GetJniEnv(); |
Ian Rogers | 2fa6b2e | 2012-10-17 00:10:17 -0700 | [diff] [blame] | 528 | env->CallStaticVoidMethod(WellKnownClasses::java_lang_Daemons, |
| 529 | WellKnownClasses::java_lang_Daemons_start); |
| 530 | if (env->ExceptionCheck()) { |
| 531 | env->ExceptionDescribe(); |
| 532 | LOG(FATAL) << "Error starting java.lang.Daemons"; |
| 533 | } |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 534 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 535 | VLOG(startup) << "Runtime::StartDaemonThreads exiting"; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 536 | } |
| 537 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 538 | bool Runtime::Init(const RuntimeOptions& raw_options, bool ignore_unrecognized) { |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 539 | CHECK_EQ(sysconf(_SC_PAGE_SIZE), kPageSize); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 540 | |
Ian Rogers | 700a402 | 2014-05-19 16:49:03 -0700 | [diff] [blame] | 541 | std::unique_ptr<ParsedOptions> options(ParsedOptions::Create(raw_options, ignore_unrecognized)); |
Elliott Hughes | 90a3369 | 2011-08-30 13:27:07 -0700 | [diff] [blame] | 542 | if (options.get() == NULL) { |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 543 | LOG(ERROR) << "Failed to parse options"; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 544 | return false; |
| 545 | } |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 546 | VLOG(startup) << "Runtime::Init -verbose:startup enabled"; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 547 | |
Elliott Hughes | 7c6169d | 2012-05-02 16:11:48 -0700 | [diff] [blame] | 548 | QuasiAtomic::Startup(); |
| 549 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 550 | Monitor::Init(options->lock_profiling_threshold_, options->hook_is_sensitive_thread_); |
Elliott Hughes | 32d6e1e | 2011-10-11 14:47:44 -0700 | [diff] [blame] | 551 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 552 | boot_class_path_string_ = options->boot_class_path_string_; |
| 553 | class_path_string_ = options->class_path_string_; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 554 | properties_ = options->properties_; |
| 555 | |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 556 | compiler_callbacks_ = options->compiler_callbacks_; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 557 | patchoat_executable_ = options->patchoat_executable_; |
| 558 | must_relocate_ = options->must_relocate_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 559 | is_zygote_ = options->is_zygote_; |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 560 | is_explicit_gc_disabled_ = options->is_explicit_gc_disabled_; |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 561 | dex2oat_enabled_ = options->dex2oat_enabled_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 562 | |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 563 | vfprintf_ = options->hook_vfprintf_; |
| 564 | exit_ = options->hook_exit_; |
| 565 | abort_ = options->hook_abort_; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 566 | |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 567 | default_stack_size_ = options->stack_size_; |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 568 | stack_trace_file_ = options->stack_trace_file_; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 569 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 570 | compiler_executable_ = options->compiler_executable_; |
Brian Carlstrom | 2ec6520 | 2014-03-03 15:16:37 -0800 | [diff] [blame] | 571 | compiler_options_ = options->compiler_options_; |
| 572 | image_compiler_options_ = options->image_compiler_options_; |
| 573 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 574 | max_spins_before_thin_lock_inflation_ = options->max_spins_before_thin_lock_inflation_; |
| 575 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 576 | monitor_list_ = new MonitorList; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 577 | monitor_pool_ = MonitorPool::Create(); |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 578 | thread_list_ = new ThreadList; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 579 | intern_table_ = new InternTable; |
| 580 | |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 581 | verify_ = options->verify_; |
Logan Chien | dd361c9 | 2012-04-10 23:40:37 +0800 | [diff] [blame] | 582 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 583 | if (options->interpreter_only_) { |
| 584 | GetInstrumentation()->ForceInterpretOnly(); |
| 585 | } |
| 586 | |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 587 | heap_ = new gc::Heap(options->heap_initial_size_, |
| 588 | options->heap_growth_limit_, |
| 589 | options->heap_min_free_, |
| 590 | options->heap_max_free_, |
| 591 | options->heap_target_utilization_, |
| 592 | options->foreground_heap_growth_multiplier_, |
| 593 | options->heap_maximum_size_, |
| 594 | options->image_, |
| 595 | options->image_isa_, |
| 596 | options->collector_type_, |
| 597 | options->background_collector_type_, |
| 598 | options->parallel_gc_threads_, |
| 599 | options->conc_gc_threads_, |
| 600 | options->low_memory_mode_, |
| 601 | options->long_pause_log_threshold_, |
| 602 | options->long_gc_log_threshold_, |
| 603 | options->ignore_max_footprint_, |
| 604 | options->use_tlab_, |
| 605 | options->verify_pre_gc_heap_, |
| 606 | options->verify_pre_sweeping_heap_, |
| 607 | options->verify_post_gc_heap_, |
| 608 | options->verify_pre_gc_rosalloc_, |
| 609 | options->verify_pre_sweeping_rosalloc_, |
Zuo Wang | f37a88b | 2014-07-10 04:26:41 -0700 | [diff] [blame] | 610 | options->verify_post_gc_rosalloc_, |
| 611 | options->use_homogeneous_space_compaction_for_oom_, |
| 612 | options->min_interval_homogeneous_space_compaction_by_oom_); |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 613 | |
| 614 | dump_gc_performance_on_shutdown_ = options->dump_gc_performance_on_shutdown_; |
| 615 | |
| 616 | BlockSignals(); |
| 617 | InitPlatformSignalHandlers(); |
| 618 | |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 619 | // Change the implicit checks flags based on runtime architecture. |
| 620 | switch (kRuntimeISA) { |
| 621 | case kArm: |
| 622 | case kThumb2: |
| 623 | case kX86: |
Stuart Monteith | d5c78f4 | 2014-06-11 16:44:46 +0100 | [diff] [blame] | 624 | case kArm64: |
Dave Allison | dfd3b47 | 2014-07-16 16:04:32 -0700 | [diff] [blame] | 625 | case kX86_64: |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 626 | implicit_null_checks_ = true; |
| 627 | implicit_so_checks_ = true; |
| 628 | break; |
| 629 | default: |
| 630 | // Keep the defaults. |
| 631 | break; |
| 632 | } |
| 633 | |
Nicolas Geoffray | 535a3fb | 2014-07-22 15:17:38 +0100 | [diff] [blame] | 634 | if (implicit_null_checks_ || implicit_so_checks_ || implicit_suspend_checks_) { |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 635 | fault_manager.Init(); |
| 636 | |
| 637 | // These need to be in a specific order. The null point check handler must be |
| 638 | // after the suspend check and stack overflow check handlers. |
| 639 | if (implicit_suspend_checks_) { |
| 640 | suspend_handler_ = new SuspensionHandler(&fault_manager); |
| 641 | } |
| 642 | |
| 643 | if (implicit_so_checks_) { |
| 644 | stack_overflow_handler_ = new StackOverflowHandler(&fault_manager); |
| 645 | } |
| 646 | |
| 647 | if (implicit_null_checks_) { |
| 648 | null_pointer_handler_ = new NullPointerHandler(&fault_manager); |
| 649 | } |
| 650 | |
| 651 | if (kEnableJavaStackTraceHandler) { |
| 652 | new JavaStackTraceHandler(&fault_manager); |
| 653 | } |
| 654 | } |
| 655 | |
Elliott Hughes | a095764 | 2011-09-02 14:27:33 -0700 | [diff] [blame] | 656 | java_vm_ = new JavaVMExt(this, options.get()); |
Elliott Hughes | 515a5bc | 2011-08-17 11:08:34 -0700 | [diff] [blame] | 657 | |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 658 | Thread::Startup(); |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 659 | |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 660 | // ClassLinker needs an attached thread, but we can't fully attach a thread without creating |
| 661 | // objects. We can't supply a thread group yet; it will be fixed later. Since we are the main |
| 662 | // thread, we do not get a java peer. |
| 663 | Thread* self = Thread::Attach("main", false, NULL, false); |
Ian Rogers | dd7624d | 2014-03-14 17:43:00 -0700 | [diff] [blame] | 664 | CHECK_EQ(self->GetThreadId(), ThreadList::kMainThreadId); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 665 | CHECK(self != NULL); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 666 | |
Brian Carlstrom | f28bc5b | 2011-10-26 01:15:03 -0700 | [diff] [blame] | 667 | // Set us to runnable so tools using a runtime can allocate and GC by default |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 668 | self->TransitionFromSuspendedToRunnable(); |
Brian Carlstrom | f28bc5b | 2011-10-26 01:15:03 -0700 | [diff] [blame] | 669 | |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 670 | // Now we're attached, we can take the heap locks and validate the heap. |
Ian Rogers | 141d622 | 2012-04-05 12:23:06 -0700 | [diff] [blame] | 671 | GetHeap()->EnableObjectValidation(); |
| 672 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 673 | CHECK_GE(GetHeap()->GetContinuousSpaces().size(), 1U); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 674 | class_linker_ = new ClassLinker(intern_table_); |
| 675 | if (GetHeap()->HasImageSpace()) { |
| 676 | class_linker_->InitFromImage(); |
Hiroshi Yamauchi | bd0fb61 | 2014-05-20 13:46:00 -0700 | [diff] [blame] | 677 | if (kIsDebugBuild) { |
| 678 | GetHeap()->GetImageSpace()->VerifyImageAllocations(); |
| 679 | } |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 680 | } else { |
| 681 | CHECK(options->boot_class_path_ != NULL); |
| 682 | CHECK_NE(options->boot_class_path_->size(), 0U); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 683 | class_linker_->InitFromCompiler(*options->boot_class_path_); |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 684 | } |
| 685 | CHECK(class_linker_ != NULL); |
Sameer Abu Asal | 51a5fb7 | 2013-02-19 14:25:01 -0800 | [diff] [blame] | 686 | verifier::MethodVerifier::Init(); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 687 | |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 688 | method_trace_ = options->method_trace_; |
| 689 | method_trace_file_ = options->method_trace_file_; |
| 690 | method_trace_file_size_ = options->method_trace_file_size_; |
| 691 | |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 692 | profile_output_filename_ = options->profile_output_filename_; |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 693 | profiler_options_ = options->profiler_options_; |
| 694 | |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 695 | // TODO: move this to just be an Trace::Start argument |
| 696 | Trace::SetDefaultClockSource(options->profile_clock_source_); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 697 | |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 698 | if (options->method_trace_) { |
Sebastien Hertz | bae182c | 2013-12-17 10:42:03 +0100 | [diff] [blame] | 699 | ScopedThreadStateChange tsc(self, kWaitingForMethodTracingStart); |
Jeff Hao | 23009dc | 2013-08-22 15:36:42 -0700 | [diff] [blame] | 700 | Trace::Start(options->method_trace_file_.c_str(), -1, options->method_trace_file_size_, 0, |
| 701 | false, false, 0); |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 702 | } |
| 703 | |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 704 | // Pre-allocate an OutOfMemoryError for the double-OOME case. |
| 705 | self->ThrowNewException(ThrowLocation(), "Ljava/lang/OutOfMemoryError;", |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 706 | "OutOfMemoryError thrown while trying to throw OutOfMemoryError; " |
| 707 | "no stack available"); |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 708 | pre_allocated_OutOfMemoryError_ = GcRoot<mirror::Throwable>(self->GetException(NULL)); |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 709 | self->ClearException(); |
| 710 | |
Andreas Gampe | 855564b | 2014-07-25 02:32:19 -0700 | [diff] [blame] | 711 | // Look for a native bridge. |
Calin Juravle | c842352 | 2014-08-12 20:55:20 +0100 | [diff] [blame] | 712 | native_bridge_library_path_ = options->native_bridge_library_path_; |
| 713 | if (!native_bridge_library_path_.empty()) { |
| 714 | android::SetupNativeBridge(native_bridge_library_path_.c_str(), &native_bridge_art_callbacks_); |
| 715 | VLOG(startup) << "Runtime::Setup native bridge library: " << native_bridge_library_path_; |
| 716 | } |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 717 | VLOG(startup) << "Runtime::Init exiting"; |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 718 | return true; |
| 719 | } |
| 720 | |
Elliott Hughes | 038a806 | 2011-09-18 14:12:41 -0700 | [diff] [blame] | 721 | void Runtime::InitNativeMethods() { |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 722 | VLOG(startup) << "Runtime::InitNativeMethods entering"; |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 723 | Thread* self = Thread::Current(); |
| 724 | JNIEnv* env = self->GetJniEnv(); |
| 725 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 726 | // Must be in the kNative state for calling native methods (JNI_OnLoad code). |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 727 | CHECK_EQ(self->GetState(), kNative); |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 728 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 729 | // First set up JniConstants, which is used by both the runtime's built-in native |
| 730 | // methods and libcore. |
Elliott Hughes | fea966e | 2011-09-22 10:26:20 -0700 | [diff] [blame] | 731 | JniConstants::init(env); |
Elliott Hughes | eac7667 | 2012-05-24 21:56:51 -0700 | [diff] [blame] | 732 | WellKnownClasses::Init(env); |
Elliott Hughes | fea966e | 2011-09-22 10:26:20 -0700 | [diff] [blame] | 733 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 734 | // Then set up the native methods provided by the runtime itself. |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 735 | RegisterRuntimeNativeMethods(env); |
| 736 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 737 | // Then set up libcore, which is just a regular JNI library with a regular JNI_OnLoad. |
| 738 | // Most JNI libraries can just use System.loadLibrary, but libcore can't because it's |
| 739 | // the library that implements System.loadLibrary! |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 740 | { |
| 741 | std::string mapped_name(StringPrintf(OS_SHARED_LIB_FORMAT_STR, "javacore")); |
| 742 | std::string reason; |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 743 | if (!instance_->java_vm_->LoadNativeLibrary(env, mapped_name, nullptr, &reason)) { |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 744 | LOG(FATAL) << "LoadNativeLibrary failed for \"" << mapped_name << "\": " << reason; |
| 745 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 746 | } |
Ian Rogers | ef28b14 | 2012-11-30 14:22:18 -0800 | [diff] [blame] | 747 | |
| 748 | // Initialize well known classes that may invoke runtime native methods. |
| 749 | WellKnownClasses::LateInit(env); |
| 750 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 751 | VLOG(startup) << "Runtime::InitNativeMethods exiting"; |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 752 | } |
| 753 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 754 | void Runtime::InitThreadGroups(Thread* self) { |
| 755 | JNIEnvExt* env = self->GetJniEnv(); |
| 756 | ScopedJniEnvLocalRefState env_state(env); |
| 757 | main_thread_group_ = |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 758 | env->NewGlobalRef(env->GetStaticObjectField( |
| 759 | WellKnownClasses::java_lang_ThreadGroup, |
| 760 | WellKnownClasses::java_lang_ThreadGroup_mainThreadGroup)); |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 761 | CHECK(main_thread_group_ != NULL || IsCompiler()); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 762 | system_thread_group_ = |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 763 | env->NewGlobalRef(env->GetStaticObjectField( |
| 764 | WellKnownClasses::java_lang_ThreadGroup, |
| 765 | WellKnownClasses::java_lang_ThreadGroup_systemThreadGroup)); |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 766 | CHECK(system_thread_group_ != NULL || IsCompiler()); |
| 767 | } |
| 768 | |
| 769 | jobject Runtime::GetMainThreadGroup() const { |
| 770 | CHECK(main_thread_group_ != NULL || IsCompiler()); |
| 771 | return main_thread_group_; |
| 772 | } |
| 773 | |
| 774 | jobject Runtime::GetSystemThreadGroup() const { |
| 775 | CHECK(system_thread_group_ != NULL || IsCompiler()); |
| 776 | return system_thread_group_; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 777 | } |
| 778 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 779 | jobject Runtime::GetSystemClassLoader() const { |
| 780 | CHECK(system_class_loader_ != NULL || IsCompiler()); |
| 781 | return system_class_loader_; |
| 782 | } |
| 783 | |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 784 | void Runtime::RegisterRuntimeNativeMethods(JNIEnv* env) { |
| 785 | #define REGISTER(FN) extern void FN(JNIEnv*); FN(env) |
Ian Rogers | 5167c97 | 2012-02-03 10:41:20 -0800 | [diff] [blame] | 786 | // Register Throwable first so that registration of other native methods can throw exceptions |
| 787 | REGISTER(register_java_lang_Throwable); |
Brian Carlstrom | f91c8c3 | 2011-09-21 17:30:34 -0700 | [diff] [blame] | 788 | REGISTER(register_dalvik_system_DexFile); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 789 | REGISTER(register_dalvik_system_VMDebug); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 790 | REGISTER(register_dalvik_system_VMRuntime); |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 791 | REGISTER(register_dalvik_system_VMStack); |
Narayan Kamath | 8b2c8b9 | 2014-03-31 16:44:54 +0100 | [diff] [blame] | 792 | REGISTER(register_dalvik_system_ZygoteHooks); |
Elliott Hughes | d369bb7 | 2011-09-12 14:41:14 -0700 | [diff] [blame] | 793 | REGISTER(register_java_lang_Class); |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 794 | REGISTER(register_java_lang_DexCache); |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 795 | REGISTER(register_java_lang_Object); |
| 796 | REGISTER(register_java_lang_Runtime); |
| 797 | REGISTER(register_java_lang_String); |
| 798 | REGISTER(register_java_lang_System); |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 799 | REGISTER(register_java_lang_Thread); |
Elliott Hughes | 64bf5a3 | 2011-09-20 14:43:12 -0700 | [diff] [blame] | 800 | REGISTER(register_java_lang_VMClassLoader); |
Mathieu Chartier | 78f7b4c | 2014-05-06 10:57:27 -0700 | [diff] [blame] | 801 | REGISTER(register_java_lang_ref_Reference); |
Brian Carlstrom | 5b8e4c8 | 2011-09-18 01:38:59 -0700 | [diff] [blame] | 802 | REGISTER(register_java_lang_reflect_Array); |
Elliott Hughes | 2a20cfd | 2011-09-23 19:30:41 -0700 | [diff] [blame] | 803 | REGISTER(register_java_lang_reflect_Constructor); |
Brian Carlstrom | f867b6f | 2011-09-16 12:17:25 -0700 | [diff] [blame] | 804 | REGISTER(register_java_lang_reflect_Field); |
| 805 | REGISTER(register_java_lang_reflect_Method); |
Jesse Wilson | 95caa79 | 2011-10-12 18:14:17 -0400 | [diff] [blame] | 806 | REGISTER(register_java_lang_reflect_Proxy); |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 807 | REGISTER(register_java_util_concurrent_atomic_AtomicLong); |
Brian Carlstrom | 395520e | 2011-09-25 19:35:00 -0700 | [diff] [blame] | 808 | REGISTER(register_org_apache_harmony_dalvik_ddmc_DdmServer); |
Elliott Hughes | f6a1e1e | 2011-10-25 16:28:04 -0700 | [diff] [blame] | 809 | REGISTER(register_org_apache_harmony_dalvik_ddmc_DdmVmInternal); |
Elliott Hughes | 5ee7a8b | 2011-09-13 16:40:07 -0700 | [diff] [blame] | 810 | REGISTER(register_sun_misc_Unsafe); |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 811 | #undef REGISTER |
| 812 | } |
| 813 | |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 814 | void Runtime::DumpForSigQuit(std::ostream& os) { |
Elliott Hughes | cac6cc7 | 2011-11-03 20:31:21 -0700 | [diff] [blame] | 815 | GetClassLinker()->DumpForSigQuit(os); |
| 816 | GetInternTable()->DumpForSigQuit(os); |
Elliott Hughes | ae80b49 | 2012-04-24 10:43:17 -0700 | [diff] [blame] | 817 | GetJavaVM()->DumpForSigQuit(os); |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 818 | GetHeap()->DumpForSigQuit(os); |
Elliott Hughes | 42ee142 | 2011-09-06 12:33:32 -0700 | [diff] [blame] | 819 | os << "\n"; |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 820 | |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 821 | thread_list_->DumpForSigQuit(os); |
Ian Rogers | 56edc43 | 2013-01-18 16:51:51 -0800 | [diff] [blame] | 822 | BaseMutex::DumpAll(os); |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 823 | } |
| 824 | |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 825 | void Runtime::DumpLockHolders(std::ostream& os) { |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 826 | uint64_t mutator_lock_owner = Locks::mutator_lock_->GetExclusiveOwnerTid(); |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 827 | pid_t thread_list_lock_owner = GetThreadList()->GetLockOwner(); |
| 828 | pid_t classes_lock_owner = GetClassLinker()->GetClassesLockOwner(); |
| 829 | pid_t dex_lock_owner = GetClassLinker()->GetDexLockOwner(); |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 830 | if ((thread_list_lock_owner | classes_lock_owner | dex_lock_owner) != 0) { |
| 831 | os << "Mutator lock exclusive owner tid: " << mutator_lock_owner << "\n" |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 832 | << "ThreadList lock owner tid: " << thread_list_lock_owner << "\n" |
| 833 | << "ClassLinker classes lock owner tid: " << classes_lock_owner << "\n" |
| 834 | << "ClassLinker dex lock owner tid: " << dex_lock_owner << "\n"; |
| 835 | } |
| 836 | } |
| 837 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 838 | void Runtime::SetStatsEnabled(bool new_state) { |
| 839 | if (new_state == true) { |
| 840 | GetStats()->Clear(~0); |
| 841 | // TODO: wouldn't it make more sense to clear _all_ threads' stats? |
| 842 | Thread::Current()->GetStats()->Clear(~0); |
Ian Rogers | fa82427 | 2013-11-05 16:12:57 -0800 | [diff] [blame] | 843 | GetInstrumentation()->InstrumentQuickAllocEntryPoints(); |
Hiroshi Yamauchi | 3b4c189 | 2013-09-12 21:33:12 -0700 | [diff] [blame] | 844 | } else { |
Ian Rogers | fa82427 | 2013-11-05 16:12:57 -0800 | [diff] [blame] | 845 | GetInstrumentation()->UninstrumentQuickAllocEntryPoints(); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 846 | } |
| 847 | stats_enabled_ = new_state; |
| 848 | } |
| 849 | |
| 850 | void Runtime::ResetStats(int kinds) { |
| 851 | GetStats()->Clear(kinds & 0xffff); |
| 852 | // TODO: wouldn't it make more sense to clear _all_ threads' stats? |
| 853 | Thread::Current()->GetStats()->Clear(kinds >> 16); |
| 854 | } |
| 855 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 856 | int32_t Runtime::GetStat(int kind) { |
| 857 | RuntimeStats* stats; |
| 858 | if (kind < (1<<16)) { |
| 859 | stats = GetStats(); |
| 860 | } else { |
| 861 | stats = Thread::Current()->GetStats(); |
| 862 | kind >>= 16; |
| 863 | } |
| 864 | switch (kind) { |
| 865 | case KIND_ALLOCATED_OBJECTS: |
| 866 | return stats->allocated_objects; |
| 867 | case KIND_ALLOCATED_BYTES: |
| 868 | return stats->allocated_bytes; |
| 869 | case KIND_FREED_OBJECTS: |
| 870 | return stats->freed_objects; |
| 871 | case KIND_FREED_BYTES: |
| 872 | return stats->freed_bytes; |
| 873 | case KIND_GC_INVOCATIONS: |
| 874 | return stats->gc_for_alloc_count; |
| 875 | case KIND_CLASS_INIT_COUNT: |
| 876 | return stats->class_init_count; |
| 877 | case KIND_CLASS_INIT_TIME: |
| 878 | // Convert ns to us, reduce to 32 bits. |
Elliott Hughes | 398f64b | 2012-03-26 18:05:48 -0700 | [diff] [blame] | 879 | return static_cast<int>(stats->class_init_time_ns / 1000); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 880 | case KIND_EXT_ALLOCATED_OBJECTS: |
| 881 | case KIND_EXT_ALLOCATED_BYTES: |
| 882 | case KIND_EXT_FREED_OBJECTS: |
| 883 | case KIND_EXT_FREED_BYTES: |
| 884 | return 0; // backward compatibility |
| 885 | default: |
Elliott Hughes | 7b9d996 | 2012-04-20 18:48:18 -0700 | [diff] [blame] | 886 | LOG(FATAL) << "Unknown statistic " << kind; |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 887 | return -1; // unreachable |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 888 | } |
| 889 | } |
| 890 | |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 891 | void Runtime::BlockSignals() { |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 892 | SignalSet signals; |
| 893 | signals.Add(SIGPIPE); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 894 | // SIGQUIT is used to dump the runtime's state (including stack traces). |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 895 | signals.Add(SIGQUIT); |
Elliott Hughes | 0879504 | 2012-04-03 14:48:52 -0700 | [diff] [blame] | 896 | // SIGUSR1 is used to initiate a GC. |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 897 | signals.Add(SIGUSR1); |
| 898 | signals.Block(); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 899 | } |
| 900 | |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 901 | bool Runtime::AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, |
| 902 | bool create_peer) { |
Brian Carlstrom | 3ea69c0 | 2014-08-18 15:38:34 -0700 | [diff] [blame] | 903 | return Thread::Attach(thread_name, as_daemon, thread_group, create_peer) != NULL; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 904 | } |
| 905 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 906 | void Runtime::DetachCurrentThread() { |
Brian Carlstrom | 4d57143 | 2012-05-16 00:21:41 -0700 | [diff] [blame] | 907 | Thread* self = Thread::Current(); |
| 908 | if (self == NULL) { |
| 909 | LOG(FATAL) << "attempting to detach thread that is not attached"; |
| 910 | } |
Ian Rogers | 0399dde | 2012-06-06 17:09:28 -0700 | [diff] [blame] | 911 | if (self->HasManagedStack()) { |
Elliott Hughes | 22869a9 | 2012-03-27 14:08:24 -0700 | [diff] [blame] | 912 | LOG(FATAL) << *Thread::Current() << " attempting to detach while still running code"; |
| 913 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 914 | thread_list_->Unregister(self); |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 915 | } |
| 916 | |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 917 | mirror::Throwable* Runtime::GetPreAllocatedOutOfMemoryError() { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 918 | mirror::Throwable* oome = pre_allocated_OutOfMemoryError_.Read(); |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 919 | if (oome == NULL) { |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 920 | LOG(ERROR) << "Failed to return pre-allocated OOME"; |
| 921 | } |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 922 | return oome; |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 923 | } |
| 924 | |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 925 | void Runtime::VisitConstantRoots(RootCallback* callback, void* arg) { |
| 926 | // Visit the classes held as static in mirror classes, these can be visited concurrently and only |
Mathieu Chartier | 3b05e9b | 2014-03-25 09:29:43 -0700 | [diff] [blame] | 927 | // need to be visited once per GC since they never change. |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 928 | mirror::ArtField::VisitRoots(callback, arg); |
| 929 | mirror::ArtMethod::VisitRoots(callback, arg); |
| 930 | mirror::Class::VisitRoots(callback, arg); |
Fred Shih | 4ee7a66 | 2014-07-11 09:59:27 -0700 | [diff] [blame] | 931 | mirror::Reference::VisitRoots(callback, arg); |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 932 | mirror::StackTraceElement::VisitRoots(callback, arg); |
| 933 | mirror::String::VisitRoots(callback, arg); |
| 934 | mirror::Throwable::VisitRoots(callback, arg); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 935 | // Visit all the primitive array types classes. |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 936 | mirror::PrimitiveArray<uint8_t>::VisitRoots(callback, arg); // BooleanArray |
| 937 | mirror::PrimitiveArray<int8_t>::VisitRoots(callback, arg); // ByteArray |
| 938 | mirror::PrimitiveArray<uint16_t>::VisitRoots(callback, arg); // CharArray |
| 939 | mirror::PrimitiveArray<double>::VisitRoots(callback, arg); // DoubleArray |
| 940 | mirror::PrimitiveArray<float>::VisitRoots(callback, arg); // FloatArray |
| 941 | mirror::PrimitiveArray<int32_t>::VisitRoots(callback, arg); // IntArray |
| 942 | mirror::PrimitiveArray<int64_t>::VisitRoots(callback, arg); // LongArray |
| 943 | mirror::PrimitiveArray<int16_t>::VisitRoots(callback, arg); // ShortArray |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 944 | } |
| 945 | |
| 946 | void Runtime::VisitConcurrentRoots(RootCallback* callback, void* arg, VisitRootFlags flags) { |
| 947 | intern_table_->VisitRoots(callback, arg, flags); |
| 948 | class_linker_->VisitRoots(callback, arg, flags); |
| 949 | if ((flags & kVisitRootFlagNewRoots) == 0) { |
| 950 | // Guaranteed to have no new roots in the constant roots. |
| 951 | VisitConstantRoots(callback, arg); |
| 952 | } |
| 953 | } |
| 954 | |
| 955 | void Runtime::VisitNonThreadRoots(RootCallback* callback, void* arg) { |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 956 | java_vm_->VisitRoots(callback, arg); |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 957 | if (!pre_allocated_OutOfMemoryError_.IsNull()) { |
| 958 | pre_allocated_OutOfMemoryError_.VisitRoot(callback, arg, 0, kRootVMInternal); |
| 959 | DCHECK(!pre_allocated_OutOfMemoryError_.IsNull()); |
Elliott Hughes | 225f5a1 | 2012-06-11 11:23:48 -0700 | [diff] [blame] | 960 | } |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 961 | resolution_method_.VisitRoot(callback, arg, 0, kRootVMInternal); |
| 962 | DCHECK(!resolution_method_.IsNull()); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 963 | if (HasImtConflictMethod()) { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 964 | imt_conflict_method_.VisitRoot(callback, arg, 0, kRootVMInternal); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 965 | } |
| 966 | if (HasDefaultImt()) { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 967 | default_imt_.VisitRoot(callback, arg, 0, kRootVMInternal); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 968 | } |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 969 | for (int i = 0; i < Runtime::kLastCalleeSaveType; i++) { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 970 | if (!callee_save_methods_[i].IsNull()) { |
| 971 | callee_save_methods_[i].VisitRoot(callback, arg, 0, kRootVMInternal); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 972 | } |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 973 | } |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 974 | { |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 975 | MutexLock mu(Thread::Current(), method_verifier_lock_); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 976 | for (verifier::MethodVerifier* verifier : method_verifiers_) { |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 977 | verifier->VisitRoots(callback, arg); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 978 | } |
| 979 | } |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 980 | if (preinitialization_transaction_ != nullptr) { |
| 981 | preinitialization_transaction_->VisitRoots(callback, arg); |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 982 | } |
Mathieu Chartier | 3b05e9b | 2014-03-25 09:29:43 -0700 | [diff] [blame] | 983 | instrumentation_.VisitRoots(callback, arg); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 984 | } |
| 985 | |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 986 | void Runtime::VisitNonConcurrentRoots(RootCallback* callback, void* arg) { |
| 987 | thread_list_->VisitRoots(callback, arg); |
| 988 | VisitNonThreadRoots(callback, arg); |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 989 | } |
| 990 | |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 991 | void Runtime::VisitRoots(RootCallback* callback, void* arg, VisitRootFlags flags) { |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 992 | VisitNonConcurrentRoots(callback, arg); |
Mathieu Chartier | 119c6bd | 2014-05-09 14:11:47 -0700 | [diff] [blame] | 993 | VisitConcurrentRoots(callback, arg, flags); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 994 | } |
| 995 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 996 | mirror::ObjectArray<mirror::ArtMethod>* Runtime::CreateDefaultImt(ClassLinker* cl) { |
| 997 | Thread* self = Thread::Current(); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 998 | StackHandleScope<1> hs(self); |
| 999 | Handle<mirror::ObjectArray<mirror::ArtMethod>> imtable( |
| 1000 | hs.NewHandle(cl->AllocArtMethodArray(self, 64))); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1001 | mirror::ArtMethod* imt_conflict_method = Runtime::Current()->GetImtConflictMethod(); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1002 | for (size_t i = 0; i < static_cast<size_t>(imtable->GetLength()); i++) { |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1003 | imtable->Set<false>(i, imt_conflict_method); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1004 | } |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1005 | return imtable.Get(); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1006 | } |
| 1007 | |
| 1008 | mirror::ArtMethod* Runtime::CreateImtConflictMethod() { |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1009 | Thread* self = Thread::Current(); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1010 | Runtime* runtime = Runtime::Current(); |
| 1011 | ClassLinker* class_linker = runtime->GetClassLinker(); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1012 | StackHandleScope<1> hs(self); |
| 1013 | Handle<mirror::ArtMethod> method(hs.NewHandle(class_linker->AllocArtMethod(self))); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1014 | method->SetDeclaringClass(mirror::ArtMethod::GetJavaLangReflectArtMethod()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1015 | // TODO: use a special method for imt conflict method saves. |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1016 | method->SetDexMethodIndex(DexFile::kDexNoIndex); |
| 1017 | // When compiling, the code pointer will get set later when the image is loaded. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1018 | if (runtime->IsCompiler()) { |
| 1019 | method->SetEntryPointFromPortableCompiledCode(nullptr); |
| 1020 | method->SetEntryPointFromQuickCompiledCode(nullptr); |
| 1021 | } else { |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 1022 | method->SetEntryPointFromPortableCompiledCode(class_linker->GetPortableImtConflictTrampoline()); |
| 1023 | method->SetEntryPointFromQuickCompiledCode(class_linker->GetQuickImtConflictTrampoline()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1024 | } |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1025 | return method.Get(); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1026 | } |
| 1027 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 1028 | mirror::ArtMethod* Runtime::CreateResolutionMethod() { |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 1029 | Thread* self = Thread::Current(); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1030 | Runtime* runtime = Runtime::Current(); |
| 1031 | ClassLinker* class_linker = runtime->GetClassLinker(); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1032 | StackHandleScope<1> hs(self); |
| 1033 | Handle<mirror::ArtMethod> method(hs.NewHandle(class_linker->AllocArtMethod(self))); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1034 | method->SetDeclaringClass(mirror::ArtMethod::GetJavaLangReflectArtMethod()); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 1035 | // TODO: use a special method for resolution method saves |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 1036 | method->SetDexMethodIndex(DexFile::kDexNoIndex); |
Jeff Hao | 58df327 | 2013-04-22 15:28:53 -0700 | [diff] [blame] | 1037 | // When compiling, the code pointer will get set later when the image is loaded. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1038 | if (runtime->IsCompiler()) { |
| 1039 | method->SetEntryPointFromPortableCompiledCode(nullptr); |
| 1040 | method->SetEntryPointFromQuickCompiledCode(nullptr); |
| 1041 | } else { |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 1042 | method->SetEntryPointFromPortableCompiledCode(class_linker->GetPortableResolutionTrampoline()); |
| 1043 | method->SetEntryPointFromQuickCompiledCode(class_linker->GetQuickResolutionTrampoline()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1044 | } |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1045 | return method.Get(); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 1046 | } |
| 1047 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1048 | mirror::ArtMethod* Runtime::CreateCalleeSaveMethod(CalleeSaveType type) { |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 1049 | Thread* self = Thread::Current(); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1050 | Runtime* runtime = Runtime::Current(); |
| 1051 | ClassLinker* class_linker = runtime->GetClassLinker(); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1052 | StackHandleScope<1> hs(self); |
| 1053 | Handle<mirror::ArtMethod> method(hs.NewHandle(class_linker->AllocArtMethod(self))); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1054 | method->SetDeclaringClass(mirror::ArtMethod::GetJavaLangReflectArtMethod()); |
Ian Rogers | 6d4d9fc | 2011-11-30 16:24:48 -0800 | [diff] [blame] | 1055 | // TODO: use a special method for callee saves |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 1056 | method->SetDexMethodIndex(DexFile::kDexNoIndex); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1057 | method->SetEntryPointFromPortableCompiledCode(nullptr); |
| 1058 | method->SetEntryPointFromQuickCompiledCode(nullptr); |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1059 | DCHECK_NE(instruction_set_, kNone); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1060 | return method.Get(); |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 1061 | } |
| 1062 | |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1063 | void Runtime::DisallowNewSystemWeaks() { |
| 1064 | monitor_list_->DisallowNewMonitors(); |
| 1065 | intern_table_->DisallowNewInterns(); |
| 1066 | java_vm_->DisallowNewWeakGlobals(); |
| 1067 | } |
| 1068 | |
| 1069 | void Runtime::AllowNewSystemWeaks() { |
| 1070 | monitor_list_->AllowNewMonitors(); |
| 1071 | intern_table_->AllowNewInterns(); |
| 1072 | java_vm_->AllowNewWeakGlobals(); |
| 1073 | } |
| 1074 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1075 | void Runtime::SetInstructionSet(InstructionSet instruction_set) { |
| 1076 | instruction_set_ = instruction_set; |
| 1077 | if ((instruction_set_ == kThumb2) || (instruction_set_ == kArm)) { |
| 1078 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1079 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1080 | callee_save_method_frame_infos_[i] = arm::ArmCalleeSaveMethodFrameInfo(type); |
| 1081 | } |
| 1082 | } else if (instruction_set_ == kMips) { |
| 1083 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1084 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1085 | callee_save_method_frame_infos_[i] = mips::MipsCalleeSaveMethodFrameInfo(type); |
| 1086 | } |
| 1087 | } else if (instruction_set_ == kX86) { |
| 1088 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1089 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1090 | callee_save_method_frame_infos_[i] = x86::X86CalleeSaveMethodFrameInfo(type); |
| 1091 | } |
| 1092 | } else if (instruction_set_ == kX86_64) { |
| 1093 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1094 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1095 | callee_save_method_frame_infos_[i] = x86_64::X86_64CalleeSaveMethodFrameInfo(type); |
| 1096 | } |
| 1097 | } else if (instruction_set_ == kArm64) { |
| 1098 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1099 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1100 | callee_save_method_frame_infos_[i] = arm64::Arm64CalleeSaveMethodFrameInfo(type); |
| 1101 | } |
| 1102 | } else { |
| 1103 | UNIMPLEMENTED(FATAL) << instruction_set_; |
| 1104 | } |
| 1105 | } |
| 1106 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 1107 | void Runtime::SetCalleeSaveMethod(mirror::ArtMethod* method, CalleeSaveType type) { |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 1108 | DCHECK_LT(static_cast<int>(type), static_cast<int>(kLastCalleeSaveType)); |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 1109 | callee_save_methods_[type] = GcRoot<mirror::ArtMethod>(method); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 1110 | } |
| 1111 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1112 | const std::vector<const DexFile*>& Runtime::GetCompileTimeClassPath(jobject class_loader) { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 1113 | if (class_loader == NULL) { |
| 1114 | return GetClassLinker()->GetBootClassPath(); |
| 1115 | } |
| 1116 | CHECK(UseCompileTimeClassPath()); |
| 1117 | CompileTimeClassPaths::const_iterator it = compile_time_class_paths_.find(class_loader); |
| 1118 | CHECK(it != compile_time_class_paths_.end()); |
| 1119 | return it->second; |
| 1120 | } |
| 1121 | |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1122 | void Runtime::SetCompileTimeClassPath(jobject class_loader, |
| 1123 | std::vector<const DexFile*>& class_path) { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 1124 | CHECK(!IsStarted()); |
| 1125 | use_compile_time_class_path_ = true; |
Elliott Hughes | a0e1806 | 2012-04-13 15:59:59 -0700 | [diff] [blame] | 1126 | compile_time_class_paths_.Put(class_loader, class_path); |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 1127 | } |
| 1128 | |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1129 | void Runtime::AddMethodVerifier(verifier::MethodVerifier* verifier) { |
| 1130 | DCHECK(verifier != nullptr); |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 1131 | MutexLock mu(Thread::Current(), method_verifier_lock_); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1132 | method_verifiers_.insert(verifier); |
| 1133 | } |
| 1134 | |
| 1135 | void Runtime::RemoveMethodVerifier(verifier::MethodVerifier* verifier) { |
| 1136 | DCHECK(verifier != nullptr); |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 1137 | MutexLock mu(Thread::Current(), method_verifier_lock_); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1138 | auto it = method_verifiers_.find(verifier); |
| 1139 | CHECK(it != method_verifiers_.end()); |
| 1140 | method_verifiers_.erase(it); |
| 1141 | } |
| 1142 | |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 1143 | void Runtime::StartProfiler(const char* profile_output_filename) { |
| 1144 | profile_output_filename_ = profile_output_filename; |
| 1145 | profiler_started_ = |
| 1146 | BackgroundMethodSamplingProfiler::Start(profile_output_filename_, profiler_options_); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 1147 | } |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1148 | |
| 1149 | // Transaction support. |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1150 | void Runtime::EnterTransactionMode(Transaction* transaction) { |
| 1151 | DCHECK(IsCompiler()); |
| 1152 | DCHECK(transaction != nullptr); |
| 1153 | DCHECK(!IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1154 | preinitialization_transaction_ = transaction; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1155 | } |
| 1156 | |
| 1157 | void Runtime::ExitTransactionMode() { |
| 1158 | DCHECK(IsCompiler()); |
| 1159 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1160 | preinitialization_transaction_ = nullptr; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1161 | } |
| 1162 | |
| 1163 | void Runtime::RecordWriteField32(mirror::Object* obj, MemberOffset field_offset, |
| 1164 | uint32_t value, bool is_volatile) const { |
| 1165 | DCHECK(IsCompiler()); |
| 1166 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1167 | preinitialization_transaction_->RecordWriteField32(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1168 | } |
| 1169 | |
| 1170 | void Runtime::RecordWriteField64(mirror::Object* obj, MemberOffset field_offset, |
| 1171 | uint64_t value, bool is_volatile) const { |
| 1172 | DCHECK(IsCompiler()); |
| 1173 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1174 | preinitialization_transaction_->RecordWriteField64(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1175 | } |
| 1176 | |
| 1177 | void Runtime::RecordWriteFieldReference(mirror::Object* obj, MemberOffset field_offset, |
| 1178 | mirror::Object* value, bool is_volatile) const { |
| 1179 | DCHECK(IsCompiler()); |
| 1180 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1181 | preinitialization_transaction_->RecordWriteFieldReference(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1182 | } |
| 1183 | |
| 1184 | void Runtime::RecordWriteArray(mirror::Array* array, size_t index, uint64_t value) const { |
| 1185 | DCHECK(IsCompiler()); |
| 1186 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1187 | preinitialization_transaction_->RecordWriteArray(array, index, value); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1188 | } |
| 1189 | |
| 1190 | void Runtime::RecordStrongStringInsertion(mirror::String* s, uint32_t hash_code) const { |
| 1191 | DCHECK(IsCompiler()); |
| 1192 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1193 | preinitialization_transaction_->RecordStrongStringInsertion(s, hash_code); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1194 | } |
| 1195 | |
| 1196 | void Runtime::RecordWeakStringInsertion(mirror::String* s, uint32_t hash_code) const { |
| 1197 | DCHECK(IsCompiler()); |
| 1198 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1199 | preinitialization_transaction_->RecordWeakStringInsertion(s, hash_code); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1200 | } |
| 1201 | |
| 1202 | void Runtime::RecordStrongStringRemoval(mirror::String* s, uint32_t hash_code) const { |
| 1203 | DCHECK(IsCompiler()); |
| 1204 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1205 | preinitialization_transaction_->RecordStrongStringRemoval(s, hash_code); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1206 | } |
| 1207 | |
| 1208 | void Runtime::RecordWeakStringRemoval(mirror::String* s, uint32_t hash_code) const { |
| 1209 | DCHECK(IsCompiler()); |
| 1210 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1211 | preinitialization_transaction_->RecordWeakStringRemoval(s, hash_code); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1212 | } |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 1213 | |
| 1214 | void Runtime::SetFaultMessage(const std::string& message) { |
| 1215 | MutexLock mu(Thread::Current(), fault_message_lock_); |
| 1216 | fault_message_ = message; |
| 1217 | } |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1218 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1219 | void Runtime::AddCurrentRuntimeFeaturesAsDex2OatArguments(std::vector<std::string>* argv) |
| 1220 | const { |
Ian Rogers | 9bc5440 | 2014-04-17 16:40:01 -0700 | [diff] [blame] | 1221 | if (GetInstrumentation()->InterpretOnly()) { |
| 1222 | argv->push_back("--compiler-filter=interpret-only"); |
| 1223 | } |
| 1224 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1225 | // Make the dex2oat instruction set match that of the launching runtime. If we have multiple |
| 1226 | // architecture support, dex2oat may be compiled as a different instruction-set than that |
| 1227 | // currently being executed. |
Ian Rogers | b9beb2e | 2014-05-09 16:57:40 -0700 | [diff] [blame] | 1228 | std::string instruction_set("--instruction-set="); |
| 1229 | instruction_set += GetInstructionSetString(kRuntimeISA); |
| 1230 | argv->push_back(instruction_set); |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1231 | |
| 1232 | std::string features("--instruction-set-features="); |
| 1233 | features += GetDefaultInstructionSetFeatures(); |
| 1234 | argv->push_back(features); |
| 1235 | } |
| 1236 | |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 1237 | void Runtime::UpdateProfilerState(int state) { |
Brian Carlstrom | 4d466a8 | 2014-05-08 19:05:29 -0700 | [diff] [blame] | 1238 | VLOG(profiler) << "Profiler state updated to " << state; |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 1239 | } |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 1240 | } // namespace art |