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" |
Ian Rogers | d582fa4 | 2014-11-05 23:46:43 -0800 | [diff] [blame] | 40 | #include "arch/instruction_set_features.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 41 | #include "arch/mips/quick_method_frame_info_mips.h" |
Ian Rogers | 166db04 | 2013-07-26 12:05:57 -0700 | [diff] [blame] | 42 | #include "arch/mips/registers_mips.h" |
Andreas Gampe | 57b3429 | 2015-01-14 15:45:59 -0800 | [diff] [blame] | 43 | #include "arch/mips64/quick_method_frame_info_mips64.h" |
| 44 | #include "arch/mips64/registers_mips64.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 45 | #include "arch/x86/quick_method_frame_info_x86.h" |
Ian Rogers | 166db04 | 2013-07-26 12:05:57 -0700 | [diff] [blame] | 46 | #include "arch/x86/registers_x86.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 47 | #include "arch/x86_64/quick_method_frame_info_x86_64.h" |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 48 | #include "arch/x86_64/registers_x86_64.h" |
Ian Rogers | 1d8cdbc | 2014-09-22 22:51:09 -0700 | [diff] [blame] | 49 | #include "asm_support.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 50 | #include "atomic.h" |
Ian Rogers | c7dd295 | 2014-10-21 23:31:19 -0700 | [diff] [blame] | 51 | #include "base/dumpable.h" |
Ian Rogers | 1d8cdbc | 2014-09-22 22:51:09 -0700 | [diff] [blame] | 52 | #include "base/unix_file/fd_file.h" |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 53 | #include "class_linker.h" |
Elliott Hughes | 3bb8156 | 2011-10-21 18:52:59 -0700 | [diff] [blame] | 54 | #include "debugger.h" |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 55 | #include "elf_file.h" |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 56 | #include "entrypoints/runtime_asm_entrypoints.h" |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 57 | #include "fault_handler.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 58 | #include "gc/accounting/card_table-inl.h" |
| 59 | #include "gc/heap.h" |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 60 | #include "gc/space/image_space.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 61 | #include "gc/space/space.h" |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 62 | #include "image.h" |
jeffhao | 725a957 | 2012-11-13 18:20:12 -0800 | [diff] [blame] | 63 | #include "instrumentation.h" |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 64 | #include "intern_table.h" |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 65 | #include "jni_internal.h" |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 66 | #include "mirror/art_field-inl.h" |
| 67 | #include "mirror/art_method-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 68 | #include "mirror/array.h" |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 69 | #include "mirror/class-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 70 | #include "mirror/class_loader.h" |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 71 | #include "mirror/stack_trace_element.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 72 | #include "mirror/throwable.h" |
Elliott Hughes | 32d6e1e | 2011-10-11 14:47:44 -0700 | [diff] [blame] | 73 | #include "monitor.h" |
Calin Juravle | c842352 | 2014-08-12 20:55:20 +0100 | [diff] [blame] | 74 | #include "native_bridge_art_interface.h" |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 75 | #include "native/dalvik_system_DexFile.h" |
| 76 | #include "native/dalvik_system_VMDebug.h" |
| 77 | #include "native/dalvik_system_VMRuntime.h" |
| 78 | #include "native/dalvik_system_VMStack.h" |
| 79 | #include "native/dalvik_system_ZygoteHooks.h" |
| 80 | #include "native/java_lang_Class.h" |
| 81 | #include "native/java_lang_DexCache.h" |
| 82 | #include "native/java_lang_Object.h" |
| 83 | #include "native/java_lang_ref_FinalizerReference.h" |
| 84 | #include "native/java_lang_reflect_Array.h" |
| 85 | #include "native/java_lang_reflect_Constructor.h" |
| 86 | #include "native/java_lang_reflect_Field.h" |
| 87 | #include "native/java_lang_reflect_Method.h" |
| 88 | #include "native/java_lang_reflect_Proxy.h" |
| 89 | #include "native/java_lang_ref_Reference.h" |
| 90 | #include "native/java_lang_Runtime.h" |
| 91 | #include "native/java_lang_String.h" |
| 92 | #include "native/java_lang_System.h" |
| 93 | #include "native/java_lang_Thread.h" |
| 94 | #include "native/java_lang_Throwable.h" |
| 95 | #include "native/java_lang_VMClassLoader.h" |
| 96 | #include "native/java_util_concurrent_atomic_AtomicLong.h" |
| 97 | #include "native/org_apache_harmony_dalvik_ddmc_DdmServer.h" |
| 98 | #include "native/org_apache_harmony_dalvik_ddmc_DdmVmInternal.h" |
| 99 | #include "native/sun_misc_Unsafe.h" |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 100 | #include "parsed_options.h" |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 101 | #include "oat_file.h" |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 102 | #include "os.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 103 | #include "quick/quick_method_frame_info.h" |
Ian Rogers | 53b8b09 | 2014-03-13 23:45:53 -0700 | [diff] [blame] | 104 | #include "reflection.h" |
Elliott Hughes | 726079d | 2011-10-07 18:43:44 -0700 | [diff] [blame] | 105 | #include "ScopedLocalRef.h" |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 106 | #include "scoped_thread_state_change.h" |
Dave Allison | cefcea8 | 2014-09-16 10:01:01 -0700 | [diff] [blame] | 107 | #include "sigchain.h" |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 108 | #include "signal_catcher.h" |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 109 | #include "signal_set.h" |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 110 | #include "handle_scope-inl.h" |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 111 | #include "thread.h" |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 112 | #include "thread_list.h" |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 113 | #include "trace.h" |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 114 | #include "transaction.h" |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 115 | #include "profiler.h" |
Ian Rogers | 776ac1f | 2012-04-13 23:36:36 -0700 | [diff] [blame] | 116 | #include "verifier/method_verifier.h" |
Elliott Hughes | eac7667 | 2012-05-24 21:56:51 -0700 | [diff] [blame] | 117 | #include "well_known_classes.h" |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 118 | |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 119 | #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] | 120 | |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 121 | #ifdef HAVE_ANDROID_OS |
| 122 | #include "cutils/properties.h" |
| 123 | #endif |
| 124 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 125 | namespace art { |
| 126 | |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 127 | // If a signal isn't handled properly, enable a handler that attempts to dump the Java stack. |
Brian Carlstrom | b57f1c7 | 2014-10-08 13:56:25 -0700 | [diff] [blame] | 128 | static constexpr bool kEnableJavaStackTraceHandler = false; |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 129 | Runtime* Runtime::instance_ = nullptr; |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 130 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 131 | Runtime::Runtime() |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 132 | : instruction_set_(kNone), |
Ian Rogers | 6ed19fd | 2014-03-20 08:10:17 -0700 | [diff] [blame] | 133 | compiler_callbacks_(nullptr), |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 134 | is_zygote_(false), |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 135 | must_relocate_(false), |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 136 | is_concurrent_gc_enabled_(true), |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 137 | is_explicit_gc_disabled_(false), |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 138 | dex2oat_enabled_(true), |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 139 | image_dex2oat_enabled_(true), |
Elliott Hughes | 6cf2388 | 2012-06-15 15:42:07 -0700 | [diff] [blame] | 140 | default_stack_size_(0), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 141 | heap_(nullptr), |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 142 | max_spins_before_thin_lock_inflation_(Monitor::kDefaultMaxSpinsBeforeThinLockInflation), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 143 | monitor_list_(nullptr), |
| 144 | monitor_pool_(nullptr), |
| 145 | thread_list_(nullptr), |
| 146 | intern_table_(nullptr), |
| 147 | class_linker_(nullptr), |
| 148 | signal_catcher_(nullptr), |
| 149 | java_vm_(nullptr), |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 150 | fault_message_lock_("Fault message lock"), |
| 151 | fault_message_(""), |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 152 | method_verifier_lock_("Method verifiers lock"), |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 153 | threads_being_born_(0), |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 154 | shutdown_cond_(new ConditionVariable("Runtime shutdown", *Locks::runtime_shutdown_lock_)), |
Elliott Hughes | 6b35575 | 2012-01-13 16:49:08 -0800 | [diff] [blame] | 155 | shutting_down_(false), |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 156 | shutting_down_started_(false), |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 157 | started_(false), |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 158 | finished_starting_(false), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 159 | vfprintf_(nullptr), |
| 160 | exit_(nullptr), |
| 161 | abort_(nullptr), |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 162 | stats_enabled_(false), |
Mathieu Chartier | da44d77 | 2014-04-01 15:01:46 -0700 | [diff] [blame] | 163 | running_on_valgrind_(RUNNING_ON_VALGRIND > 0), |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 164 | profiler_started_(false), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 165 | method_trace_(false), |
Ian Rogers | 776ac1f | 2012-04-13 23:36:36 -0700 | [diff] [blame] | 166 | method_trace_file_size_(0), |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 167 | instrumentation_(), |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 168 | use_compile_time_class_path_(false), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 169 | main_thread_group_(nullptr), |
| 170 | system_thread_group_(nullptr), |
| 171 | system_class_loader_(nullptr), |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 172 | dump_gc_performance_on_shutdown_(false), |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 173 | preinitialization_transaction_(nullptr), |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 174 | verify_(false), |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 175 | target_sdk_version_(0), |
| 176 | implicit_null_checks_(false), |
| 177 | implicit_so_checks_(false), |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 178 | implicit_suspend_checks_(false), |
| 179 | is_native_bridge_loaded_(false) { |
Ian Rogers | 1d8cdbc | 2014-09-22 22:51:09 -0700 | [diff] [blame] | 180 | CheckAsmSupportOffsetsAndSizes(); |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 181 | } |
| 182 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 183 | Runtime::~Runtime() { |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 184 | if (is_native_bridge_loaded_) { |
| 185 | UnloadNativeBridge(); |
| 186 | } |
Hiroshi Yamauchi | 2e899a9 | 2013-11-22 16:50:12 -0800 | [diff] [blame] | 187 | if (dump_gc_performance_on_shutdown_) { |
| 188 | // This can't be called from the Heap destructor below because it |
| 189 | // could call RosAlloc::InspectAll() which needs the thread_list |
| 190 | // to be still alive. |
| 191 | heap_->DumpGcPerformanceInfo(LOG(INFO)); |
| 192 | } |
| 193 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 194 | Thread* self = Thread::Current(); |
Mathieu Chartier | cef50f0 | 2014-12-09 17:38:52 -0800 | [diff] [blame] | 195 | if (self == nullptr) { |
| 196 | CHECK(AttachCurrentThread("Shutdown thread", false, nullptr, false)); |
| 197 | self = Thread::Current(); |
| 198 | } else { |
| 199 | LOG(WARNING) << "Current thread not detached in Runtime shutdown"; |
| 200 | } |
| 201 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 202 | { |
| 203 | MutexLock mu(self, *Locks::runtime_shutdown_lock_); |
| 204 | shutting_down_started_ = true; |
| 205 | while (threads_being_born_ > 0) { |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 206 | shutdown_cond_->Wait(self); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 207 | } |
| 208 | shutting_down_ = true; |
| 209 | } |
Mathieu Chartier | cef50f0 | 2014-12-09 17:38:52 -0800 | [diff] [blame] | 210 | // Shutdown and wait for the daemons. |
| 211 | CHECK(self != nullptr); |
| 212 | if (IsFinishedStarting()) { |
| 213 | self->ClearException(); |
| 214 | self->GetJniEnv()->CallStaticVoidMethod(WellKnownClasses::java_lang_Daemons, |
| 215 | WellKnownClasses::java_lang_Daemons_stop); |
| 216 | } |
| 217 | DetachCurrentThread(); |
| 218 | self = nullptr; |
| 219 | |
Wei Jin | 6a58691 | 2014-05-21 16:07:40 -0700 | [diff] [blame] | 220 | // Shut down background profiler before the runtime exits. |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 221 | if (profiler_started_) { |
Wei Jin | 6a58691 | 2014-05-21 16:07:40 -0700 | [diff] [blame] | 222 | BackgroundMethodSamplingProfiler::Shutdown(); |
| 223 | } |
| 224 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 225 | Trace::Shutdown(); |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 226 | |
Mathieu Chartier | a639903 | 2012-06-11 18:49:50 -0700 | [diff] [blame] | 227 | // Make sure to let the GC complete if it is running. |
Mathieu Chartier | 89a201e | 2014-05-02 10:27:26 -0700 | [diff] [blame] | 228 | heap_->WaitForGcToComplete(gc::kGcCauseBackground, self); |
Mathieu Chartier | 35883cc | 2012-11-13 14:08:12 -0800 | [diff] [blame] | 229 | heap_->DeleteThreadPool(); |
Mathieu Chartier | a639903 | 2012-06-11 18:49:50 -0700 | [diff] [blame] | 230 | |
Elliott Hughes | 5fe594f | 2011-09-08 12:33:17 -0700 | [diff] [blame] | 231 | // 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] | 232 | Dbg::StopJdwp(); |
Elliott Hughes | 5fe594f | 2011-09-08 12:33:17 -0700 | [diff] [blame] | 233 | delete signal_catcher_; |
| 234 | |
Elliott Hughes | 038a806 | 2011-09-18 14:12:41 -0700 | [diff] [blame] | 235 | // 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] | 236 | delete thread_list_; |
Vladimir Marko | 2beeb82 | 2014-10-20 18:13:22 +0100 | [diff] [blame] | 237 | |
| 238 | // Shutdown the fault manager if it was initialized. |
| 239 | fault_manager.Shutdown(); |
| 240 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 241 | delete monitor_list_; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 242 | delete monitor_pool_; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 243 | delete class_linker_; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 244 | delete heap_; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 245 | delete intern_table_; |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 246 | delete java_vm_; |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 247 | Thread::Shutdown(); |
Elliott Hughes | 7c6169d | 2012-05-02 16:11:48 -0700 | [diff] [blame] | 248 | QuasiAtomic::Shutdown(); |
Sebastien Hertz | 4d4adb1 | 2013-07-24 16:14:19 +0200 | [diff] [blame] | 249 | verifier::MethodVerifier::Shutdown(); |
Mathieu Chartier | 6e88ef6 | 2014-10-14 15:01:24 -0700 | [diff] [blame] | 250 | MemMap::Shutdown(); |
Carl Shapiro | 4acf464 | 2011-07-26 18:54:13 -0700 | [diff] [blame] | 251 | // TODO: acquire a static mutex on Runtime to avoid racing. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 252 | CHECK(instance_ == nullptr || instance_ == this); |
| 253 | instance_ = nullptr; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 254 | } |
| 255 | |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 256 | struct AbortState { |
Ian Rogers | c7dd295 | 2014-10-21 23:31:19 -0700 | [diff] [blame] | 257 | void Dump(std::ostream& os) const { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 258 | if (gAborting > 1) { |
| 259 | os << "Runtime aborting --- recursively, so no thread-specific detail!\n"; |
| 260 | return; |
| 261 | } |
| 262 | gAborting++; |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 263 | os << "Runtime aborting...\n"; |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 264 | if (Runtime::Current() == NULL) { |
Elliott Hughes | 6c7d244 | 2012-02-01 18:40:47 -0800 | [diff] [blame] | 265 | os << "(Runtime does not yet exist!)\n"; |
| 266 | return; |
| 267 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 268 | Thread* self = Thread::Current(); |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 269 | if (self == nullptr) { |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 270 | os << "(Aborting thread was not attached to runtime!)\n"; |
Ian Rogers | 37eecbd | 2014-05-11 02:08:15 -0700 | [diff] [blame] | 271 | DumpKernelStack(os, GetTid(), " kernel: ", false); |
| 272 | DumpNativeStack(os, GetTid(), " native: ", nullptr); |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 273 | } else { |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 274 | os << "Aborting thread:\n"; |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 275 | if (Locks::mutator_lock_->IsExclusiveHeld(self) || Locks::mutator_lock_->IsSharedHeld(self)) { |
| 276 | DumpThread(os, self); |
| 277 | } else { |
| 278 | if (Locks::mutator_lock_->SharedTryLock(self)) { |
| 279 | DumpThread(os, self); |
| 280 | Locks::mutator_lock_->SharedUnlock(self); |
| 281 | } |
Elliott Hughes | 899e789 | 2012-01-24 14:57:32 -0800 | [diff] [blame] | 282 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 283 | } |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 284 | DumpAllThreads(os, self); |
| 285 | } |
| 286 | |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 287 | // No thread-safety analysis as we do explicitly test for holding the mutator lock. |
Ian Rogers | c7dd295 | 2014-10-21 23:31:19 -0700 | [diff] [blame] | 288 | void DumpThread(std::ostream& os, Thread* self) const NO_THREAD_SAFETY_ANALYSIS { |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 289 | DCHECK(Locks::mutator_lock_->IsExclusiveHeld(self) || Locks::mutator_lock_->IsSharedHeld(self)); |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 290 | self->Dump(os); |
| 291 | if (self->IsExceptionPending()) { |
| 292 | ThrowLocation throw_location; |
| 293 | mirror::Throwable* exception = self->GetException(&throw_location); |
| 294 | os << "Pending exception " << PrettyTypeOf(exception) |
| 295 | << " thrown by '" << throw_location.Dump() << "'\n" |
| 296 | << exception->Dump(); |
| 297 | } |
| 298 | } |
| 299 | |
Ian Rogers | c7dd295 | 2014-10-21 23:31:19 -0700 | [diff] [blame] | 300 | void DumpAllThreads(std::ostream& os, Thread* self) const { |
Ian Rogers | 4e14e72 | 2014-06-27 17:32:56 -0700 | [diff] [blame] | 301 | Runtime* runtime = Runtime::Current(); |
| 302 | if (runtime != nullptr) { |
| 303 | ThreadList* thread_list = runtime->GetThreadList(); |
| 304 | if (thread_list != nullptr) { |
| 305 | bool tll_already_held = Locks::thread_list_lock_->IsExclusiveHeld(self); |
| 306 | bool ml_already_held = Locks::mutator_lock_->IsSharedHeld(self); |
| 307 | if (!tll_already_held || !ml_already_held) { |
| 308 | os << "Dumping all threads without appropriate locks held:" |
| 309 | << (!tll_already_held ? " thread list lock" : "") |
| 310 | << (!ml_already_held ? " mutator lock" : "") |
| 311 | << "\n"; |
| 312 | } |
| 313 | os << "All threads:\n"; |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 314 | thread_list->Dump(os); |
Ian Rogers | 4e14e72 | 2014-06-27 17:32:56 -0700 | [diff] [blame] | 315 | } |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 316 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 317 | } |
| 318 | }; |
| 319 | |
Elliott Hughes | 8593fdb | 2012-04-21 20:53:44 -0700 | [diff] [blame] | 320 | void Runtime::Abort() { |
Ian Rogers | f08e473 | 2013-04-09 09:45:49 -0700 | [diff] [blame] | 321 | gAborting++; // set before taking any locks |
Brian Carlstrom | 81b8871 | 2012-11-05 19:21:30 -0800 | [diff] [blame] | 322 | |
Elliott Hughes | 131aef8 | 2012-01-27 11:53:35 -0800 | [diff] [blame] | 323 | // Ensure that we don't have multiple threads trying to abort at once, |
| 324 | // which would result in significantly worse diagnostics. |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 325 | MutexLock mu(Thread::Current(), *Locks::abort_lock_); |
Elliott Hughes | 131aef8 | 2012-01-27 11:53:35 -0800 | [diff] [blame] | 326 | |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 327 | // Get any pending output out of the way. |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 328 | fflush(NULL); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 329 | |
| 330 | // Many people have difficulty distinguish aborts from crashes, |
| 331 | // so be explicit. |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 332 | AbortState state; |
Elliott Hughes | 9ee5f9c | 2012-02-03 18:33:16 -0800 | [diff] [blame] | 333 | LOG(INTERNAL_FATAL) << Dumpable<AbortState>(state); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 334 | |
Elliott Hughes | 8593fdb | 2012-04-21 20:53:44 -0700 | [diff] [blame] | 335 | // Call the abort hook if we have one. |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 336 | if (Runtime::Current() != NULL && Runtime::Current()->abort_ != NULL) { |
Elliott Hughes | 6c1c69e | 2012-04-23 16:12:51 -0700 | [diff] [blame] | 337 | LOG(INTERNAL_FATAL) << "Calling abort hook..."; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 338 | Runtime::Current()->abort_(); |
| 339 | // notreached |
Elliott Hughes | 6c1c69e | 2012-04-23 16:12:51 -0700 | [diff] [blame] | 340 | LOG(INTERNAL_FATAL) << "Unexpectedly returned from abort hook!"; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 341 | } |
| 342 | |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 343 | #if defined(__GLIBC__) |
Elliott Hughes | d06a6c7 | 2012-05-30 17:59:06 -0700 | [diff] [blame] | 344 | // TODO: we ought to be able to use pthread_kill(3) here (or abort(3), |
| 345 | // which POSIX defines in terms of raise(3), which POSIX defines in terms |
| 346 | // of pthread_kill(3)). On Linux, though, libcorkscrew can't unwind through |
| 347 | // libpthread, which means the stacks we dump would be useless. Calling |
| 348 | // tgkill(2) directly avoids that. |
| 349 | syscall(__NR_tgkill, getpid(), GetTid(), SIGABRT); |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 350 | // TODO: LLVM installs it's own SIGABRT handler so exit to be safe... Can we disable that in LLVM? |
| 351 | // 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] | 352 | exit(1); |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 353 | #else |
| 354 | abort(); |
Elliott Hughes | d06a6c7 | 2012-05-30 17:59:06 -0700 | [diff] [blame] | 355 | #endif |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 356 | // notreached |
| 357 | } |
| 358 | |
Narayan Kamath | 3de95a7 | 2014-04-02 12:54:23 +0100 | [diff] [blame] | 359 | void Runtime::PreZygoteFork() { |
Mathieu Chartier | cc236d7 | 2012-07-20 10:29:05 -0700 | [diff] [blame] | 360 | heap_->PreZygoteFork(); |
Mathieu Chartier | cc236d7 | 2012-07-20 10:29:05 -0700 | [diff] [blame] | 361 | } |
| 362 | |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 363 | void Runtime::CallExitHook(jint status) { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 364 | if (exit_ != NULL) { |
Elliott Hughes | 34e0696 | 2012-04-09 13:55:55 -0700 | [diff] [blame] | 365 | ScopedThreadStateChange tsc(Thread::Current(), kNative); |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 366 | exit_(status); |
| 367 | LOG(WARNING) << "Exit hook returned instead of exiting!"; |
| 368 | } |
| 369 | } |
| 370 | |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 371 | void Runtime::SweepSystemWeaks(IsMarkedCallback* visitor, void* arg) { |
Mathieu Chartier | 6aa3df9 | 2013-09-17 15:17:28 -0700 | [diff] [blame] | 372 | GetInternTable()->SweepInternTableWeaks(visitor, arg); |
| 373 | GetMonitorList()->SweepMonitorList(visitor, arg); |
| 374 | GetJavaVM()->SweepJniWeakGlobals(visitor, arg); |
| 375 | } |
| 376 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 377 | bool Runtime::Create(const RuntimeOptions& options, bool ignore_unrecognized) { |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 378 | // TODO: acquire a static mutex on Runtime to avoid racing. |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 379 | if (Runtime::instance_ != NULL) { |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 380 | return false; |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 381 | } |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 382 | InitLogging(NULL); // Calls Locks::Init() as a side effect. |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 383 | instance_ = new Runtime; |
| 384 | if (!instance_->Init(options, ignore_unrecognized)) { |
| 385 | delete instance_; |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 386 | instance_ = NULL; |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 387 | return false; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 388 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 389 | return true; |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 390 | } |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 391 | |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 392 | static jobject CreateSystemClassLoader() { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 393 | if (Runtime::Current()->UseCompileTimeClassPath()) { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 394 | return NULL; |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 395 | } |
| 396 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 397 | ScopedObjectAccess soa(Thread::Current()); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 398 | ClassLinker* cl = Runtime::Current()->GetClassLinker(); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 399 | |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 400 | StackHandleScope<2> hs(soa.Self()); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 401 | Handle<mirror::Class> class_loader_class( |
| 402 | hs.NewHandle(soa.Decode<mirror::Class*>(WellKnownClasses::java_lang_ClassLoader))); |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 403 | CHECK(cl->EnsureInitialized(soa.Self(), class_loader_class, true, true)); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 404 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 405 | mirror::ArtMethod* getSystemClassLoader = |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 406 | class_loader_class->FindDirectMethod("getSystemClassLoader", "()Ljava/lang/ClassLoader;"); |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 407 | CHECK(getSystemClassLoader != NULL); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 408 | |
Ian Rogers | 53b8b09 | 2014-03-13 23:45:53 -0700 | [diff] [blame] | 409 | JValue result = InvokeWithJValues(soa, nullptr, soa.EncodeMethod(getSystemClassLoader), nullptr); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 410 | JNIEnv* env = soa.Self()->GetJniEnv(); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 411 | ScopedLocalRef<jobject> system_class_loader(env, |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 412 | soa.AddLocalReference<jobject>(result.GetL())); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 413 | CHECK(system_class_loader.get() != nullptr); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 414 | |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 415 | soa.Self()->SetClassLoaderOverride(system_class_loader.get()); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 416 | |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 417 | Handle<mirror::Class> thread_class( |
| 418 | hs.NewHandle(soa.Decode<mirror::Class*>(WellKnownClasses::java_lang_Thread))); |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 419 | CHECK(cl->EnsureInitialized(soa.Self(), thread_class, true, true)); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 420 | |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 421 | mirror::ArtField* contextClassLoader = |
| 422 | thread_class->FindDeclaredInstanceField("contextClassLoader", "Ljava/lang/ClassLoader;"); |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 423 | CHECK(contextClassLoader != NULL); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 424 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 425 | // We can't run in a transaction yet. |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 426 | contextClassLoader->SetObject<false>(soa.Self()->GetPeer(), |
| 427 | soa.Decode<mirror::ClassLoader*>(system_class_loader.get())); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 428 | |
| 429 | return env->NewGlobalRef(system_class_loader.get()); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 430 | } |
| 431 | |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 432 | std::string Runtime::GetPatchoatExecutable() const { |
| 433 | if (!patchoat_executable_.empty()) { |
| 434 | return patchoat_executable_; |
| 435 | } |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 436 | std::string patchoat_executable(GetAndroidRoot()); |
| 437 | patchoat_executable += (kIsDebugBuild ? "/bin/patchoatd" : "/bin/patchoat"); |
| 438 | return patchoat_executable; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 439 | } |
| 440 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 441 | std::string Runtime::GetCompilerExecutable() const { |
| 442 | if (!compiler_executable_.empty()) { |
| 443 | return compiler_executable_; |
| 444 | } |
| 445 | std::string compiler_executable(GetAndroidRoot()); |
| 446 | compiler_executable += (kIsDebugBuild ? "/bin/dex2oatd" : "/bin/dex2oat"); |
| 447 | return compiler_executable; |
| 448 | } |
| 449 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 450 | bool Runtime::Start() { |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 451 | VLOG(startup) << "Runtime::Start entering"; |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 452 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 453 | // Restore main thread state to kNative as expected by native code. |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 454 | Thread* self = Thread::Current(); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 455 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 456 | self->TransitionFromRunnableToSuspended(kNative); |
| 457 | |
Brian Carlstrom | 5d40f18 | 2011-09-26 22:29:18 -0700 | [diff] [blame] | 458 | started_ = true; |
| 459 | |
Mathieu Chartier | 9c7d8bc | 2014-11-17 14:52:44 -0800 | [diff] [blame] | 460 | // Use !IsCompiler so that we get test coverage, tests are never the zygote. |
| 461 | if (!IsCompiler()) { |
Mathieu Chartier | eb175f7 | 2014-10-31 11:49:27 -0700 | [diff] [blame] | 462 | ScopedObjectAccess soa(self); |
Mathieu Chartier | bc58ede | 2014-11-17 12:36:24 -0800 | [diff] [blame] | 463 | gc::space::ImageSpace* image_space = heap_->GetImageSpace(); |
| 464 | if (image_space != nullptr) { |
| 465 | Runtime::Current()->GetInternTable()->AddImageStringsToTable(image_space); |
| 466 | Runtime::Current()->GetClassLinker()->MoveImageClassesToClassTable(); |
| 467 | } |
Mathieu Chartier | eb175f7 | 2014-10-31 11:49:27 -0700 | [diff] [blame] | 468 | } |
| 469 | |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 470 | if (!IsImageDex2OatEnabled() || !Runtime::Current()->GetHeap()->HasImageSpace()) { |
Mathieu Chartier | eb175f7 | 2014-10-31 11:49:27 -0700 | [diff] [blame] | 471 | ScopedObjectAccess soa(self); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 472 | StackHandleScope<1> hs(soa.Self()); |
| 473 | auto klass(hs.NewHandle<mirror::Class>(mirror::Class::GetJavaLangClass())); |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 474 | class_linker_->EnsureInitialized(soa.Self(), klass, true, true); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 475 | } |
| 476 | |
Brian Carlstrom | ae82698 | 2011-11-09 01:33:42 -0800 | [diff] [blame] | 477 | // InitNativeMethods needs to be after started_ so that the classes |
| 478 | // it touches will have methods linked to the oat file if necessary. |
| 479 | InitNativeMethods(); |
| 480 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 481 | // Initialize well known thread group values that may be accessed threads while attaching. |
| 482 | InitThreadGroups(self); |
| 483 | |
Jesse Wilson | 9a6bae8 | 2011-11-14 14:57:30 -0500 | [diff] [blame] | 484 | Thread::FinishStartup(); |
| 485 | |
jgu21 | a6da74e | 2014-09-10 06:57:17 -0400 | [diff] [blame] | 486 | system_class_loader_ = CreateSystemClassLoader(); |
| 487 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 488 | if (is_zygote_) { |
| 489 | if (!InitZygote()) { |
| 490 | return false; |
| 491 | } |
| 492 | } else { |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 493 | if (is_native_bridge_loaded_) { |
jgu21 | a6da74e | 2014-09-10 06:57:17 -0400 | [diff] [blame] | 494 | PreInitializeNativeBridge("."); |
| 495 | } |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 496 | DidForkFromZygote(self->GetJniEnv(), NativeBridgeAction::kInitialize, |
| 497 | GetInstructionSetString(kRuntimeISA)); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 498 | } |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 499 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 500 | StartDaemonThreads(); |
Brian Carlstrom | 0a5b14d | 2011-09-27 13:29:15 -0700 | [diff] [blame] | 501 | |
Yevgeny Rouban | 35aef2c | 2014-05-19 16:19:36 +0700 | [diff] [blame] | 502 | { |
| 503 | ScopedObjectAccess soa(self); |
| 504 | self->GetJniEnv()->locals.AssertEmpty(); |
| 505 | } |
Elliott Hughes | 726079d | 2011-10-07 18:43:44 -0700 | [diff] [blame] | 506 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 507 | VLOG(startup) << "Runtime::Start exiting"; |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 508 | finished_starting_ = true; |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 509 | |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 510 | if (profiler_options_.IsEnabled() && !profile_output_filename_.empty()) { |
| 511 | // User has asked for a profile using -Xenable-profiler. |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 512 | // Create the profile file if it doesn't exist. |
| 513 | int fd = open(profile_output_filename_.c_str(), O_RDWR|O_CREAT|O_EXCL, 0660); |
| 514 | if (fd >= 0) { |
| 515 | close(fd); |
Wei Jin | a93b0bb | 2014-06-09 16:19:15 -0700 | [diff] [blame] | 516 | } else if (errno != EEXIST) { |
| 517 | LOG(INFO) << "Failed to access the profile file. Profiler disabled."; |
| 518 | return true; |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 519 | } |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 520 | StartProfiler(profile_output_filename_.c_str()); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 521 | } |
| 522 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 523 | return true; |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 524 | } |
| 525 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 526 | void Runtime::EndThreadBirth() EXCLUSIVE_LOCKS_REQUIRED(Locks::runtime_shutdown_lock_) { |
| 527 | DCHECK_GT(threads_being_born_, 0U); |
| 528 | threads_being_born_--; |
| 529 | if (shutting_down_started_ && threads_being_born_ == 0) { |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 530 | shutdown_cond_->Broadcast(Thread::Current()); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 531 | } |
| 532 | } |
| 533 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 534 | // Do zygote-mode-only initialization. |
| 535 | bool Runtime::InitZygote() { |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 536 | #ifdef __linux__ |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 537 | // zygote goes into its own process group |
Brian Carlstrom | b1eba21 | 2013-07-17 18:07:19 -0700 | [diff] [blame] | 538 | setpgid(0, 0); |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 539 | |
| 540 | // See storage config details at http://source.android.com/tech/storage/ |
| 541 | // Create private mount namespace shared by all children |
| 542 | if (unshare(CLONE_NEWNS) == -1) { |
| 543 | PLOG(WARNING) << "Failed to unshare()"; |
| 544 | return false; |
| 545 | } |
| 546 | |
| 547 | // Mark rootfs as being a slave so that changes from default |
| 548 | // namespace only flow into our children. |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 549 | if (mount("rootfs", "/", NULL, (MS_SLAVE | MS_REC), NULL) == -1) { |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 550 | PLOG(WARNING) << "Failed to mount() rootfs as MS_SLAVE"; |
| 551 | return false; |
| 552 | } |
| 553 | |
| 554 | // Create a staging tmpfs that is shared by our children; they will |
| 555 | // bind mount storage into their respective private namespaces, which |
| 556 | // are isolated from each other. |
| 557 | const char* target_base = getenv("EMULATED_STORAGE_TARGET"); |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 558 | if (target_base != NULL) { |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 559 | if (mount("tmpfs", target_base, "tmpfs", MS_NOSUID | MS_NODEV, |
Jeff Sharkey | 52cd1e8 | 2013-09-17 16:25:12 -0700 | [diff] [blame] | 560 | "uid=0,gid=1028,mode=0751") == -1) { |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 561 | LOG(WARNING) << "Failed to mount tmpfs to " << target_base; |
| 562 | return false; |
| 563 | } |
| 564 | } |
| 565 | |
| 566 | return true; |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 567 | #else |
| 568 | UNIMPLEMENTED(FATAL); |
| 569 | return false; |
| 570 | #endif |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 571 | } |
| 572 | |
jgu21 | a6da74e | 2014-09-10 06:57:17 -0400 | [diff] [blame] | 573 | void Runtime::DidForkFromZygote(JNIEnv* env, NativeBridgeAction action, const char* isa) { |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 574 | is_zygote_ = false; |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 575 | |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 576 | if (is_native_bridge_loaded_) { |
| 577 | switch (action) { |
| 578 | case NativeBridgeAction::kUnload: |
| 579 | UnloadNativeBridge(); |
| 580 | is_native_bridge_loaded_ = false; |
| 581 | break; |
Andreas Gampe | 6be67ee | 2014-09-02 21:22:18 -0700 | [diff] [blame] | 582 | |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 583 | case NativeBridgeAction::kInitialize: |
| 584 | InitializeNativeBridge(env, isa); |
| 585 | break; |
| 586 | } |
Andreas Gampe | 6be67ee | 2014-09-02 21:22:18 -0700 | [diff] [blame] | 587 | } |
| 588 | |
Mathieu Chartier | 02b6a78 | 2012-10-26 13:51:26 -0700 | [diff] [blame] | 589 | // Create the thread pool. |
| 590 | heap_->CreateThreadPool(); |
| 591 | |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 592 | StartSignalCatcher(); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 593 | |
| 594 | // Start the JDWP thread. If the command-line debugger flags specified "suspend=y", |
| 595 | // this will pause the runtime, so we probably want this to come last. |
| 596 | Dbg::StartJdwp(); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 597 | } |
| 598 | |
| 599 | void Runtime::StartSignalCatcher() { |
| 600 | if (!is_zygote_) { |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 601 | signal_catcher_ = new SignalCatcher(stack_trace_file_); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 602 | } |
| 603 | } |
| 604 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 605 | bool Runtime::IsShuttingDown(Thread* self) { |
| 606 | MutexLock mu(self, *Locks::runtime_shutdown_lock_); |
| 607 | return IsShuttingDownLocked(); |
| 608 | } |
| 609 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 610 | void Runtime::StartDaemonThreads() { |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 611 | VLOG(startup) << "Runtime::StartDaemonThreads entering"; |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 612 | |
Elliott Hughes | 719b323 | 2011-09-25 17:42:19 -0700 | [diff] [blame] | 613 | Thread* self = Thread::Current(); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 614 | |
| 615 | // Must be in the kNative state for calling native methods. |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 616 | CHECK_EQ(self->GetState(), kNative); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 617 | |
Elliott Hughes | 719b323 | 2011-09-25 17:42:19 -0700 | [diff] [blame] | 618 | JNIEnv* env = self->GetJniEnv(); |
Ian Rogers | 2fa6b2e | 2012-10-17 00:10:17 -0700 | [diff] [blame] | 619 | env->CallStaticVoidMethod(WellKnownClasses::java_lang_Daemons, |
| 620 | WellKnownClasses::java_lang_Daemons_start); |
| 621 | if (env->ExceptionCheck()) { |
| 622 | env->ExceptionDescribe(); |
| 623 | LOG(FATAL) << "Error starting java.lang.Daemons"; |
| 624 | } |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 625 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 626 | VLOG(startup) << "Runtime::StartDaemonThreads exiting"; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 627 | } |
| 628 | |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 629 | static bool OpenDexFilesFromImage(const std::string& image_location, |
Richard Uhler | fbef44d | 2014-12-23 09:48:51 -0800 | [diff] [blame] | 630 | std::vector<std::unique_ptr<const DexFile>>* dex_files, |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 631 | size_t* failures) { |
Richard Uhler | fbef44d | 2014-12-23 09:48:51 -0800 | [diff] [blame] | 632 | DCHECK(dex_files != nullptr) << "OpenDexFilesFromImage: out-param is NULL"; |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 633 | std::string system_filename; |
| 634 | bool has_system = false; |
| 635 | std::string cache_filename_unused; |
| 636 | bool dalvik_cache_exists_unused; |
| 637 | bool has_cache_unused; |
Andreas Gampe | 3c13a79 | 2014-09-18 20:56:04 -0700 | [diff] [blame] | 638 | bool is_global_cache_unused; |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 639 | bool found_image = gc::space::ImageSpace::FindImageFilename(image_location.c_str(), |
| 640 | kRuntimeISA, |
| 641 | &system_filename, |
| 642 | &has_system, |
| 643 | &cache_filename_unused, |
| 644 | &dalvik_cache_exists_unused, |
Andreas Gampe | 3c13a79 | 2014-09-18 20:56:04 -0700 | [diff] [blame] | 645 | &has_cache_unused, |
| 646 | &is_global_cache_unused); |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 647 | *failures = 0; |
| 648 | if (!found_image || !has_system) { |
| 649 | return false; |
| 650 | } |
| 651 | std::string error_msg; |
| 652 | // We are falling back to non-executable use of the oat file because patching failed, presumably |
| 653 | // due to lack of space. |
| 654 | std::string oat_filename = ImageHeader::GetOatLocationFromImageLocation(system_filename.c_str()); |
| 655 | std::string oat_location = ImageHeader::GetOatLocationFromImageLocation(image_location.c_str()); |
| 656 | std::unique_ptr<File> file(OS::OpenFileForReading(oat_filename.c_str())); |
| 657 | if (file.get() == nullptr) { |
| 658 | return false; |
| 659 | } |
| 660 | std::unique_ptr<ElfFile> elf_file(ElfFile::Open(file.release(), false, false, &error_msg)); |
| 661 | if (elf_file.get() == nullptr) { |
| 662 | return false; |
| 663 | } |
| 664 | std::unique_ptr<OatFile> oat_file(OatFile::OpenWithElfFile(elf_file.release(), oat_location, |
| 665 | &error_msg)); |
| 666 | if (oat_file.get() == nullptr) { |
| 667 | LOG(INFO) << "Unable to use '" << oat_filename << "' because " << error_msg; |
| 668 | return false; |
| 669 | } |
| 670 | |
Vladimir Marko | aa4497d | 2014-09-05 14:01:17 +0100 | [diff] [blame] | 671 | for (const OatFile::OatDexFile* oat_dex_file : oat_file->GetOatDexFiles()) { |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 672 | if (oat_dex_file == nullptr) { |
| 673 | *failures += 1; |
| 674 | continue; |
| 675 | } |
Richard Uhler | fbef44d | 2014-12-23 09:48:51 -0800 | [diff] [blame] | 676 | std::unique_ptr<const DexFile> dex_file = oat_dex_file->OpenDexFile(&error_msg); |
| 677 | if (dex_file.get() == nullptr) { |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 678 | *failures += 1; |
| 679 | } else { |
Richard Uhler | fbef44d | 2014-12-23 09:48:51 -0800 | [diff] [blame] | 680 | dex_files->push_back(std::move(dex_file)); |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 681 | } |
| 682 | } |
| 683 | Runtime::Current()->GetClassLinker()->RegisterOatFile(oat_file.release()); |
| 684 | return true; |
| 685 | } |
| 686 | |
| 687 | |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 688 | static size_t OpenDexFiles(const std::vector<std::string>& dex_filenames, |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 689 | const std::vector<std::string>& dex_locations, |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 690 | const std::string& image_location, |
Richard Uhler | fbef44d | 2014-12-23 09:48:51 -0800 | [diff] [blame] | 691 | std::vector<std::unique_ptr<const DexFile>>* dex_files) { |
| 692 | DCHECK(dex_files != nullptr) << "OpenDexFiles: out-param is NULL"; |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 693 | size_t failure_count = 0; |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 694 | if (!image_location.empty() && OpenDexFilesFromImage(image_location, dex_files, &failure_count)) { |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 695 | return failure_count; |
| 696 | } |
| 697 | failure_count = 0; |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 698 | for (size_t i = 0; i < dex_filenames.size(); i++) { |
| 699 | const char* dex_filename = dex_filenames[i].c_str(); |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 700 | const char* dex_location = dex_locations[i].c_str(); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 701 | std::string error_msg; |
| 702 | if (!OS::FileExists(dex_filename)) { |
| 703 | LOG(WARNING) << "Skipping non-existent dex file '" << dex_filename << "'"; |
| 704 | continue; |
| 705 | } |
Richard Uhler | fbef44d | 2014-12-23 09:48:51 -0800 | [diff] [blame] | 706 | if (!DexFile::Open(dex_filename, dex_location, &error_msg, dex_files)) { |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 707 | LOG(WARNING) << "Failed to open .dex from file '" << dex_filename << "': " << error_msg; |
| 708 | ++failure_count; |
| 709 | } |
| 710 | } |
| 711 | return failure_count; |
| 712 | } |
| 713 | |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 714 | bool Runtime::Init(const RuntimeOptions& raw_options, bool ignore_unrecognized) { |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 715 | CHECK_EQ(sysconf(_SC_PAGE_SIZE), kPageSize); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 716 | |
Mathieu Chartier | 6e88ef6 | 2014-10-14 15:01:24 -0700 | [diff] [blame] | 717 | MemMap::Init(); |
| 718 | |
Ian Rogers | 700a402 | 2014-05-19 16:49:03 -0700 | [diff] [blame] | 719 | std::unique_ptr<ParsedOptions> options(ParsedOptions::Create(raw_options, ignore_unrecognized)); |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 720 | if (options.get() == nullptr) { |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 721 | LOG(ERROR) << "Failed to parse options"; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 722 | return false; |
| 723 | } |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 724 | VLOG(startup) << "Runtime::Init -verbose:startup enabled"; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 725 | |
Elliott Hughes | 7c6169d | 2012-05-02 16:11:48 -0700 | [diff] [blame] | 726 | QuasiAtomic::Startup(); |
| 727 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 728 | Monitor::Init(options->lock_profiling_threshold_, options->hook_is_sensitive_thread_); |
Elliott Hughes | 32d6e1e | 2011-10-11 14:47:44 -0700 | [diff] [blame] | 729 | |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 730 | boot_class_path_string_ = options->boot_class_path_string_; |
| 731 | class_path_string_ = options->class_path_string_; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 732 | properties_ = options->properties_; |
| 733 | |
Vladimir Marko | 2b5eaa2 | 2013-12-13 13:59:30 +0000 | [diff] [blame] | 734 | compiler_callbacks_ = options->compiler_callbacks_; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 735 | patchoat_executable_ = options->patchoat_executable_; |
| 736 | must_relocate_ = options->must_relocate_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 737 | is_zygote_ = options->is_zygote_; |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 738 | is_explicit_gc_disabled_ = options->is_explicit_gc_disabled_; |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 739 | dex2oat_enabled_ = options->dex2oat_enabled_; |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 740 | image_dex2oat_enabled_ = options->image_dex2oat_enabled_; |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 741 | |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 742 | vfprintf_ = options->hook_vfprintf_; |
| 743 | exit_ = options->hook_exit_; |
| 744 | abort_ = options->hook_abort_; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 745 | |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 746 | default_stack_size_ = options->stack_size_; |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 747 | stack_trace_file_ = options->stack_trace_file_; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 748 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 749 | compiler_executable_ = options->compiler_executable_; |
Brian Carlstrom | 2ec6520 | 2014-03-03 15:16:37 -0800 | [diff] [blame] | 750 | compiler_options_ = options->compiler_options_; |
| 751 | image_compiler_options_ = options->image_compiler_options_; |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 752 | image_location_ = options->image_; |
Brian Carlstrom | 2ec6520 | 2014-03-03 15:16:37 -0800 | [diff] [blame] | 753 | |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 754 | max_spins_before_thin_lock_inflation_ = options->max_spins_before_thin_lock_inflation_; |
| 755 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 756 | monitor_list_ = new MonitorList; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 757 | monitor_pool_ = MonitorPool::Create(); |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 758 | thread_list_ = new ThreadList; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 759 | intern_table_ = new InternTable; |
| 760 | |
Jeff Hao | 4a200f5 | 2014-04-01 14:58:49 -0700 | [diff] [blame] | 761 | verify_ = options->verify_; |
Logan Chien | dd361c9 | 2012-04-10 23:40:37 +0800 | [diff] [blame] | 762 | |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 763 | if (options->interpreter_only_) { |
| 764 | GetInstrumentation()->ForceInterpretOnly(); |
| 765 | } |
| 766 | |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 767 | heap_ = new gc::Heap(options->heap_initial_size_, |
| 768 | options->heap_growth_limit_, |
| 769 | options->heap_min_free_, |
| 770 | options->heap_max_free_, |
| 771 | options->heap_target_utilization_, |
| 772 | options->foreground_heap_growth_multiplier_, |
| 773 | options->heap_maximum_size_, |
Mathieu Chartier | 6a7824d | 2014-08-22 14:53:04 -0700 | [diff] [blame] | 774 | options->heap_non_moving_space_capacity_, |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 775 | options->image_, |
| 776 | options->image_isa_, |
| 777 | options->collector_type_, |
| 778 | options->background_collector_type_, |
Mathieu Chartier | 2dbe627 | 2014-09-16 10:43:23 -0700 | [diff] [blame] | 779 | options->large_object_space_type_, |
| 780 | options->large_object_threshold_, |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 781 | options->parallel_gc_threads_, |
| 782 | options->conc_gc_threads_, |
| 783 | options->low_memory_mode_, |
| 784 | options->long_pause_log_threshold_, |
| 785 | options->long_gc_log_threshold_, |
| 786 | options->ignore_max_footprint_, |
| 787 | options->use_tlab_, |
| 788 | options->verify_pre_gc_heap_, |
| 789 | options->verify_pre_sweeping_heap_, |
| 790 | options->verify_post_gc_heap_, |
| 791 | options->verify_pre_gc_rosalloc_, |
| 792 | options->verify_pre_sweeping_rosalloc_, |
Zuo Wang | f37a88b | 2014-07-10 04:26:41 -0700 | [diff] [blame] | 793 | options->verify_post_gc_rosalloc_, |
| 794 | options->use_homogeneous_space_compaction_for_oom_, |
| 795 | options->min_interval_homogeneous_space_compaction_by_oom_); |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 796 | |
| 797 | dump_gc_performance_on_shutdown_ = options->dump_gc_performance_on_shutdown_; |
| 798 | |
| 799 | BlockSignals(); |
| 800 | InitPlatformSignalHandlers(); |
| 801 | |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 802 | // Change the implicit checks flags based on runtime architecture. |
| 803 | switch (kRuntimeISA) { |
| 804 | case kArm: |
| 805 | case kThumb2: |
| 806 | case kX86: |
Stuart Monteith | d5c78f4 | 2014-06-11 16:44:46 +0100 | [diff] [blame] | 807 | case kArm64: |
Dave Allison | dfd3b47 | 2014-07-16 16:04:32 -0700 | [diff] [blame] | 808 | case kX86_64: |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 809 | implicit_null_checks_ = true; |
Andreas Gampe | 928f72b | 2014-09-09 19:53:48 -0700 | [diff] [blame] | 810 | // Installing stack protection does not play well with valgrind. |
| 811 | implicit_so_checks_ = (RUNNING_ON_VALGRIND == 0); |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 812 | break; |
| 813 | default: |
| 814 | // Keep the defaults. |
| 815 | break; |
| 816 | } |
| 817 | |
Dave Allison | cefcea8 | 2014-09-16 10:01:01 -0700 | [diff] [blame] | 818 | // Always initialize the signal chain so that any calls to sigaction get |
| 819 | // correctly routed to the next in the chain regardless of whether we |
| 820 | // have claimed the signal or not. |
| 821 | InitializeSignalChain(); |
| 822 | |
Nicolas Geoffray | 535a3fb | 2014-07-22 15:17:38 +0100 | [diff] [blame] | 823 | if (implicit_null_checks_ || implicit_so_checks_ || implicit_suspend_checks_) { |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 824 | fault_manager.Init(); |
| 825 | |
| 826 | // These need to be in a specific order. The null point check handler must be |
| 827 | // after the suspend check and stack overflow check handlers. |
Andreas Gampe | 928f72b | 2014-09-09 19:53:48 -0700 | [diff] [blame] | 828 | // |
| 829 | // Note: the instances attach themselves to the fault manager and are handled by it. The manager |
| 830 | // will delete the instance on Shutdown(). |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 831 | if (implicit_suspend_checks_) { |
Andreas Gampe | 928f72b | 2014-09-09 19:53:48 -0700 | [diff] [blame] | 832 | new SuspensionHandler(&fault_manager); |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 833 | } |
| 834 | |
| 835 | if (implicit_so_checks_) { |
Andreas Gampe | 928f72b | 2014-09-09 19:53:48 -0700 | [diff] [blame] | 836 | new StackOverflowHandler(&fault_manager); |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 837 | } |
| 838 | |
| 839 | if (implicit_null_checks_) { |
Andreas Gampe | 928f72b | 2014-09-09 19:53:48 -0700 | [diff] [blame] | 840 | new NullPointerHandler(&fault_manager); |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 841 | } |
| 842 | |
| 843 | if (kEnableJavaStackTraceHandler) { |
| 844 | new JavaStackTraceHandler(&fault_manager); |
| 845 | } |
| 846 | } |
| 847 | |
Elliott Hughes | a095764 | 2011-09-02 14:27:33 -0700 | [diff] [blame] | 848 | java_vm_ = new JavaVMExt(this, options.get()); |
Elliott Hughes | 515a5bc | 2011-08-17 11:08:34 -0700 | [diff] [blame] | 849 | |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 850 | Thread::Startup(); |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 851 | |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 852 | // ClassLinker needs an attached thread, but we can't fully attach a thread without creating |
| 853 | // objects. We can't supply a thread group yet; it will be fixed later. Since we are the main |
| 854 | // thread, we do not get a java peer. |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 855 | Thread* self = Thread::Attach("main", false, nullptr, false); |
Ian Rogers | dd7624d | 2014-03-14 17:43:00 -0700 | [diff] [blame] | 856 | CHECK_EQ(self->GetThreadId(), ThreadList::kMainThreadId); |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 857 | CHECK(self != nullptr); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 858 | |
Brian Carlstrom | f28bc5b | 2011-10-26 01:15:03 -0700 | [diff] [blame] | 859 | // 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] | 860 | self->TransitionFromSuspendedToRunnable(); |
Brian Carlstrom | f28bc5b | 2011-10-26 01:15:03 -0700 | [diff] [blame] | 861 | |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 862 | // 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] | 863 | GetHeap()->EnableObjectValidation(); |
| 864 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 865 | CHECK_GE(GetHeap()->GetContinuousSpaces().size(), 1U); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 866 | class_linker_ = new ClassLinker(intern_table_); |
| 867 | if (GetHeap()->HasImageSpace()) { |
| 868 | class_linker_->InitFromImage(); |
Hiroshi Yamauchi | bd0fb61 | 2014-05-20 13:46:00 -0700 | [diff] [blame] | 869 | if (kIsDebugBuild) { |
| 870 | GetHeap()->GetImageSpace()->VerifyImageAllocations(); |
| 871 | } |
Sebastien Hertz | e6c143f | 2015-01-13 10:10:40 +0100 | [diff] [blame] | 872 | if (boot_class_path_string_.empty()) { |
| 873 | // The bootclasspath is not explicitly specified: construct it from the loaded dex files. |
| 874 | const std::vector<const DexFile*>& boot_class_path = GetClassLinker()->GetBootClassPath(); |
| 875 | std::vector<std::string> dex_locations; |
| 876 | dex_locations.reserve(boot_class_path.size()); |
| 877 | for (const DexFile* dex_file : boot_class_path) { |
| 878 | dex_locations.push_back(dex_file->GetLocation()); |
| 879 | } |
| 880 | boot_class_path_string_ = Join(dex_locations, ':'); |
| 881 | } |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 882 | } else { |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 883 | std::vector<std::string> dex_filenames; |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 884 | Split(boot_class_path_string_, ':', &dex_filenames); |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 885 | |
| 886 | std::vector<std::string> dex_locations; |
| 887 | if (options->boot_class_path_locations_string_.empty()) { |
| 888 | dex_locations = dex_filenames; |
| 889 | } else { |
| 890 | Split(options->boot_class_path_locations_string_, ':', &dex_locations); |
| 891 | CHECK_EQ(dex_filenames.size(), dex_locations.size()); |
| 892 | } |
| 893 | |
Richard Uhler | fbef44d | 2014-12-23 09:48:51 -0800 | [diff] [blame] | 894 | std::vector<std::unique_ptr<const DexFile>> boot_class_path; |
| 895 | OpenDexFiles(dex_filenames, dex_locations, options->image_, &boot_class_path); |
| 896 | class_linker_->InitWithoutImage(std::move(boot_class_path)); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 897 | // TODO: Should we move the following to InitWithoutImage? |
| 898 | SetInstructionSet(kRuntimeISA); |
| 899 | for (int i = 0; i < Runtime::kLastCalleeSaveType; i++) { |
| 900 | Runtime::CalleeSaveType type = Runtime::CalleeSaveType(i); |
| 901 | if (!HasCalleeSaveMethod(type)) { |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 902 | SetCalleeSaveMethod(CreateCalleeSaveMethod(), type); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 903 | } |
| 904 | } |
Igor Murashkin | a2cfee3 | 2015-01-07 16:37:24 -0800 | [diff] [blame] | 905 | } |
| 906 | |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 907 | CHECK(class_linker_ != nullptr); |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 908 | |
| 909 | // Initialize the special sentinel_ value early. |
| 910 | sentinel_ = GcRoot<mirror::Object>(class_linker_->AllocObject(self)); |
Hiroshi Yamauchi | 8a74117 | 2014-09-08 13:22:56 -0700 | [diff] [blame] | 911 | CHECK(sentinel_.Read() != nullptr); |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 912 | |
Sameer Abu Asal | 51a5fb7 | 2013-02-19 14:25:01 -0800 | [diff] [blame] | 913 | verifier::MethodVerifier::Init(); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 914 | |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 915 | method_trace_ = options->method_trace_; |
| 916 | method_trace_file_ = options->method_trace_file_; |
| 917 | method_trace_file_size_ = options->method_trace_file_size_; |
| 918 | |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 919 | profile_output_filename_ = options->profile_output_filename_; |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 920 | profiler_options_ = options->profiler_options_; |
| 921 | |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 922 | // TODO: move this to just be an Trace::Start argument |
| 923 | Trace::SetDefaultClockSource(options->profile_clock_source_); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 924 | |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 925 | if (options->method_trace_) { |
Sebastien Hertz | bae182c | 2013-12-17 10:42:03 +0100 | [diff] [blame] | 926 | ScopedThreadStateChange tsc(self, kWaitingForMethodTracingStart); |
Jeff Hao | 23009dc | 2013-08-22 15:36:42 -0700 | [diff] [blame] | 927 | Trace::Start(options->method_trace_file_.c_str(), -1, options->method_trace_file_size_, 0, |
| 928 | false, false, 0); |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 929 | } |
| 930 | |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 931 | // Pre-allocate an OutOfMemoryError for the double-OOME case. |
| 932 | self->ThrowNewException(ThrowLocation(), "Ljava/lang/OutOfMemoryError;", |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 933 | "OutOfMemoryError thrown while trying to throw OutOfMemoryError; " |
Elliott Hughes | 4f55ff6 | 2014-10-21 07:36:19 -0700 | [diff] [blame] | 934 | "no stack trace available"); |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 935 | pre_allocated_OutOfMemoryError_ = GcRoot<mirror::Throwable>(self->GetException(NULL)); |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 936 | self->ClearException(); |
| 937 | |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 938 | // Pre-allocate a NoClassDefFoundError for the common case of failing to find a system class |
| 939 | // ahead of checking the application's class loader. |
| 940 | self->ThrowNewException(ThrowLocation(), "Ljava/lang/NoClassDefFoundError;", |
Elliott Hughes | 4f55ff6 | 2014-10-21 07:36:19 -0700 | [diff] [blame] | 941 | "Class not found using the boot class loader; no stack trace available"); |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 942 | pre_allocated_NoClassDefFoundError_ = GcRoot<mirror::Throwable>(self->GetException(NULL)); |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 943 | self->ClearException(); |
| 944 | |
Andreas Gampe | 855564b | 2014-07-25 02:32:19 -0700 | [diff] [blame] | 945 | // Look for a native bridge. |
Andreas Gampe | 6be67ee | 2014-09-02 21:22:18 -0700 | [diff] [blame] | 946 | // |
| 947 | // The intended flow here is, in the case of a running system: |
| 948 | // |
| 949 | // Runtime::Init() (zygote): |
| 950 | // LoadNativeBridge -> dlopen from cmd line parameter. |
| 951 | // | |
| 952 | // V |
| 953 | // Runtime::Start() (zygote): |
| 954 | // No-op wrt native bridge. |
| 955 | // | |
| 956 | // | start app |
| 957 | // V |
| 958 | // DidForkFromZygote(action) |
| 959 | // action = kUnload -> dlclose native bridge. |
| 960 | // action = kInitialize -> initialize library |
| 961 | // |
| 962 | // |
| 963 | // The intended flow here is, in the case of a simple dalvikvm call: |
| 964 | // |
| 965 | // Runtime::Init(): |
| 966 | // LoadNativeBridge -> dlopen from cmd line parameter. |
| 967 | // | |
| 968 | // V |
| 969 | // Runtime::Start(): |
| 970 | // DidForkFromZygote(kInitialize) -> try to initialize any native bridge given. |
| 971 | // No-op wrt native bridge. |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 972 | is_native_bridge_loaded_ = LoadNativeBridge(options->native_bridge_library_filename_); |
Calin Juravle | a68629e | 2014-08-22 12:53:59 +0100 | [diff] [blame] | 973 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 974 | VLOG(startup) << "Runtime::Init exiting"; |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 975 | return true; |
| 976 | } |
| 977 | |
Elliott Hughes | 038a806 | 2011-09-18 14:12:41 -0700 | [diff] [blame] | 978 | void Runtime::InitNativeMethods() { |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 979 | VLOG(startup) << "Runtime::InitNativeMethods entering"; |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 980 | Thread* self = Thread::Current(); |
| 981 | JNIEnv* env = self->GetJniEnv(); |
| 982 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 983 | // 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] | 984 | CHECK_EQ(self->GetState(), kNative); |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 985 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 986 | // First set up JniConstants, which is used by both the runtime's built-in native |
| 987 | // methods and libcore. |
Elliott Hughes | fea966e | 2011-09-22 10:26:20 -0700 | [diff] [blame] | 988 | JniConstants::init(env); |
Elliott Hughes | eac7667 | 2012-05-24 21:56:51 -0700 | [diff] [blame] | 989 | WellKnownClasses::Init(env); |
Elliott Hughes | fea966e | 2011-09-22 10:26:20 -0700 | [diff] [blame] | 990 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 991 | // Then set up the native methods provided by the runtime itself. |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 992 | RegisterRuntimeNativeMethods(env); |
| 993 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 994 | // Then set up libcore, which is just a regular JNI library with a regular JNI_OnLoad. |
| 995 | // Most JNI libraries can just use System.loadLibrary, but libcore can't because it's |
| 996 | // the library that implements System.loadLibrary! |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 997 | { |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 998 | std::string reason; |
Elliott Hughes | d289348 | 2014-12-12 15:49:56 -0800 | [diff] [blame] | 999 | if (!java_vm_->LoadNativeLibrary(env, "libjavacore.so", nullptr, &reason)) { |
| 1000 | LOG(FATAL) << "LoadNativeLibrary failed for \"libjavacore.so\": " << reason; |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1001 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1002 | } |
Ian Rogers | ef28b14 | 2012-11-30 14:22:18 -0800 | [diff] [blame] | 1003 | |
| 1004 | // Initialize well known classes that may invoke runtime native methods. |
| 1005 | WellKnownClasses::LateInit(env); |
| 1006 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 1007 | VLOG(startup) << "Runtime::InitNativeMethods exiting"; |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1008 | } |
| 1009 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 1010 | void Runtime::InitThreadGroups(Thread* self) { |
| 1011 | JNIEnvExt* env = self->GetJniEnv(); |
| 1012 | ScopedJniEnvLocalRefState env_state(env); |
| 1013 | main_thread_group_ = |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1014 | env->NewGlobalRef(env->GetStaticObjectField( |
| 1015 | WellKnownClasses::java_lang_ThreadGroup, |
| 1016 | WellKnownClasses::java_lang_ThreadGroup_mainThreadGroup)); |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 1017 | CHECK(main_thread_group_ != NULL || IsCompiler()); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 1018 | system_thread_group_ = |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1019 | env->NewGlobalRef(env->GetStaticObjectField( |
| 1020 | WellKnownClasses::java_lang_ThreadGroup, |
| 1021 | WellKnownClasses::java_lang_ThreadGroup_systemThreadGroup)); |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 1022 | CHECK(system_thread_group_ != NULL || IsCompiler()); |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 1023 | } |
| 1024 | |
| 1025 | jobject Runtime::GetMainThreadGroup() const { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 1026 | CHECK(main_thread_group_ != NULL || IsCompiler()); |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 1027 | return main_thread_group_; |
| 1028 | } |
| 1029 | |
| 1030 | jobject Runtime::GetSystemThreadGroup() const { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 1031 | CHECK(system_thread_group_ != NULL || IsCompiler()); |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 1032 | return system_thread_group_; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 1033 | } |
| 1034 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 1035 | jobject Runtime::GetSystemClassLoader() const { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 1036 | CHECK(system_class_loader_ != NULL || IsCompiler()); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 1037 | return system_class_loader_; |
| 1038 | } |
| 1039 | |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1040 | void Runtime::RegisterRuntimeNativeMethods(JNIEnv* env) { |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 1041 | register_dalvik_system_DexFile(env); |
| 1042 | register_dalvik_system_VMDebug(env); |
| 1043 | register_dalvik_system_VMRuntime(env); |
| 1044 | register_dalvik_system_VMStack(env); |
| 1045 | register_dalvik_system_ZygoteHooks(env); |
| 1046 | register_java_lang_Class(env); |
| 1047 | register_java_lang_DexCache(env); |
| 1048 | register_java_lang_Object(env); |
| 1049 | register_java_lang_ref_FinalizerReference(env); |
| 1050 | register_java_lang_reflect_Array(env); |
| 1051 | register_java_lang_reflect_Constructor(env); |
| 1052 | register_java_lang_reflect_Field(env); |
| 1053 | register_java_lang_reflect_Method(env); |
| 1054 | register_java_lang_reflect_Proxy(env); |
| 1055 | register_java_lang_ref_Reference(env); |
| 1056 | register_java_lang_Runtime(env); |
| 1057 | register_java_lang_String(env); |
| 1058 | register_java_lang_System(env); |
| 1059 | register_java_lang_Thread(env); |
| 1060 | register_java_lang_Throwable(env); |
| 1061 | register_java_lang_VMClassLoader(env); |
| 1062 | register_java_util_concurrent_atomic_AtomicLong(env); |
| 1063 | register_org_apache_harmony_dalvik_ddmc_DdmServer(env); |
| 1064 | register_org_apache_harmony_dalvik_ddmc_DdmVmInternal(env); |
| 1065 | register_sun_misc_Unsafe(env); |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1066 | } |
| 1067 | |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 1068 | void Runtime::DumpForSigQuit(std::ostream& os) { |
Elliott Hughes | cac6cc7 | 2011-11-03 20:31:21 -0700 | [diff] [blame] | 1069 | GetClassLinker()->DumpForSigQuit(os); |
| 1070 | GetInternTable()->DumpForSigQuit(os); |
Elliott Hughes | ae80b49 | 2012-04-24 10:43:17 -0700 | [diff] [blame] | 1071 | GetJavaVM()->DumpForSigQuit(os); |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 1072 | GetHeap()->DumpForSigQuit(os); |
Mathieu Chartier | bad0267 | 2014-08-25 13:08:22 -0700 | [diff] [blame] | 1073 | TrackedAllocators::Dump(os); |
Elliott Hughes | 42ee142 | 2011-09-06 12:33:32 -0700 | [diff] [blame] | 1074 | os << "\n"; |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 1075 | |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 1076 | thread_list_->DumpForSigQuit(os); |
Ian Rogers | 56edc43 | 2013-01-18 16:51:51 -0800 | [diff] [blame] | 1077 | BaseMutex::DumpAll(os); |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 1078 | } |
| 1079 | |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 1080 | void Runtime::DumpLockHolders(std::ostream& os) { |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 1081 | uint64_t mutator_lock_owner = Locks::mutator_lock_->GetExclusiveOwnerTid(); |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 1082 | pid_t thread_list_lock_owner = GetThreadList()->GetLockOwner(); |
| 1083 | pid_t classes_lock_owner = GetClassLinker()->GetClassesLockOwner(); |
| 1084 | pid_t dex_lock_owner = GetClassLinker()->GetDexLockOwner(); |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1085 | if ((thread_list_lock_owner | classes_lock_owner | dex_lock_owner) != 0) { |
| 1086 | os << "Mutator lock exclusive owner tid: " << mutator_lock_owner << "\n" |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 1087 | << "ThreadList lock owner tid: " << thread_list_lock_owner << "\n" |
| 1088 | << "ClassLinker classes lock owner tid: " << classes_lock_owner << "\n" |
| 1089 | << "ClassLinker dex lock owner tid: " << dex_lock_owner << "\n"; |
| 1090 | } |
| 1091 | } |
| 1092 | |
Mathieu Chartier | 9ef78b5 | 2014-09-25 17:03:12 -0700 | [diff] [blame] | 1093 | void Runtime::SetStatsEnabled(bool new_state) { |
| 1094 | Thread* self = Thread::Current(); |
| 1095 | MutexLock mu(self, *Locks::instrument_entrypoints_lock_); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1096 | if (new_state == true) { |
| 1097 | GetStats()->Clear(~0); |
| 1098 | // TODO: wouldn't it make more sense to clear _all_ threads' stats? |
Mathieu Chartier | 9ef78b5 | 2014-09-25 17:03:12 -0700 | [diff] [blame] | 1099 | self->GetStats()->Clear(~0); |
| 1100 | if (stats_enabled_ != new_state) { |
| 1101 | GetInstrumentation()->InstrumentQuickAllocEntryPointsLocked(); |
| 1102 | } |
| 1103 | } else if (stats_enabled_ != new_state) { |
| 1104 | GetInstrumentation()->UninstrumentQuickAllocEntryPointsLocked(); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1105 | } |
| 1106 | stats_enabled_ = new_state; |
| 1107 | } |
| 1108 | |
| 1109 | void Runtime::ResetStats(int kinds) { |
| 1110 | GetStats()->Clear(kinds & 0xffff); |
| 1111 | // TODO: wouldn't it make more sense to clear _all_ threads' stats? |
| 1112 | Thread::Current()->GetStats()->Clear(kinds >> 16); |
| 1113 | } |
| 1114 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1115 | int32_t Runtime::GetStat(int kind) { |
| 1116 | RuntimeStats* stats; |
| 1117 | if (kind < (1<<16)) { |
| 1118 | stats = GetStats(); |
| 1119 | } else { |
| 1120 | stats = Thread::Current()->GetStats(); |
| 1121 | kind >>= 16; |
| 1122 | } |
| 1123 | switch (kind) { |
| 1124 | case KIND_ALLOCATED_OBJECTS: |
| 1125 | return stats->allocated_objects; |
| 1126 | case KIND_ALLOCATED_BYTES: |
| 1127 | return stats->allocated_bytes; |
| 1128 | case KIND_FREED_OBJECTS: |
| 1129 | return stats->freed_objects; |
| 1130 | case KIND_FREED_BYTES: |
| 1131 | return stats->freed_bytes; |
| 1132 | case KIND_GC_INVOCATIONS: |
| 1133 | return stats->gc_for_alloc_count; |
| 1134 | case KIND_CLASS_INIT_COUNT: |
| 1135 | return stats->class_init_count; |
| 1136 | case KIND_CLASS_INIT_TIME: |
| 1137 | // Convert ns to us, reduce to 32 bits. |
Elliott Hughes | 398f64b | 2012-03-26 18:05:48 -0700 | [diff] [blame] | 1138 | return static_cast<int>(stats->class_init_time_ns / 1000); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1139 | case KIND_EXT_ALLOCATED_OBJECTS: |
| 1140 | case KIND_EXT_ALLOCATED_BYTES: |
| 1141 | case KIND_EXT_FREED_OBJECTS: |
| 1142 | case KIND_EXT_FREED_BYTES: |
| 1143 | return 0; // backward compatibility |
| 1144 | default: |
Elliott Hughes | 7b9d996 | 2012-04-20 18:48:18 -0700 | [diff] [blame] | 1145 | LOG(FATAL) << "Unknown statistic " << kind; |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1146 | return -1; // unreachable |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1147 | } |
| 1148 | } |
| 1149 | |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 1150 | void Runtime::BlockSignals() { |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 1151 | SignalSet signals; |
| 1152 | signals.Add(SIGPIPE); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 1153 | // SIGQUIT is used to dump the runtime's state (including stack traces). |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 1154 | signals.Add(SIGQUIT); |
Elliott Hughes | 0879504 | 2012-04-03 14:48:52 -0700 | [diff] [blame] | 1155 | // SIGUSR1 is used to initiate a GC. |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 1156 | signals.Add(SIGUSR1); |
| 1157 | signals.Block(); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 1158 | } |
| 1159 | |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 1160 | bool Runtime::AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, |
| 1161 | bool create_peer) { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 1162 | return Thread::Attach(thread_name, as_daemon, thread_group, create_peer) != NULL; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 1163 | } |
| 1164 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 1165 | void Runtime::DetachCurrentThread() { |
Brian Carlstrom | 4d57143 | 2012-05-16 00:21:41 -0700 | [diff] [blame] | 1166 | Thread* self = Thread::Current(); |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 1167 | if (self == NULL) { |
Brian Carlstrom | 4d57143 | 2012-05-16 00:21:41 -0700 | [diff] [blame] | 1168 | LOG(FATAL) << "attempting to detach thread that is not attached"; |
| 1169 | } |
Ian Rogers | 0399dde | 2012-06-06 17:09:28 -0700 | [diff] [blame] | 1170 | if (self->HasManagedStack()) { |
Elliott Hughes | 22869a9 | 2012-03-27 14:08:24 -0700 | [diff] [blame] | 1171 | LOG(FATAL) << *Thread::Current() << " attempting to detach while still running code"; |
| 1172 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1173 | thread_list_->Unregister(self); |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 1174 | } |
| 1175 | |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 1176 | mirror::Throwable* Runtime::GetPreAllocatedOutOfMemoryError() { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 1177 | mirror::Throwable* oome = pre_allocated_OutOfMemoryError_.Read(); |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1178 | if (oome == nullptr) { |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1179 | LOG(ERROR) << "Failed to return pre-allocated OOME"; |
| 1180 | } |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 1181 | return oome; |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1182 | } |
| 1183 | |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1184 | mirror::Throwable* Runtime::GetPreAllocatedNoClassDefFoundError() { |
| 1185 | mirror::Throwable* ncdfe = pre_allocated_NoClassDefFoundError_.Read(); |
| 1186 | if (ncdfe == nullptr) { |
| 1187 | LOG(ERROR) << "Failed to return pre-allocated NoClassDefFoundError"; |
| 1188 | } |
| 1189 | return ncdfe; |
| 1190 | } |
| 1191 | |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1192 | void Runtime::VisitConstantRoots(RootCallback* callback, void* arg) { |
| 1193 | // 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] | 1194 | // need to be visited once per GC since they never change. |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 1195 | mirror::ArtField::VisitRoots(callback, arg); |
| 1196 | mirror::ArtMethod::VisitRoots(callback, arg); |
| 1197 | mirror::Class::VisitRoots(callback, arg); |
Fred Shih | 4ee7a66 | 2014-07-11 09:59:27 -0700 | [diff] [blame] | 1198 | mirror::Reference::VisitRoots(callback, arg); |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 1199 | mirror::StackTraceElement::VisitRoots(callback, arg); |
| 1200 | mirror::String::VisitRoots(callback, arg); |
| 1201 | mirror::Throwable::VisitRoots(callback, arg); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1202 | // Visit all the primitive array types classes. |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 1203 | mirror::PrimitiveArray<uint8_t>::VisitRoots(callback, arg); // BooleanArray |
| 1204 | mirror::PrimitiveArray<int8_t>::VisitRoots(callback, arg); // ByteArray |
| 1205 | mirror::PrimitiveArray<uint16_t>::VisitRoots(callback, arg); // CharArray |
| 1206 | mirror::PrimitiveArray<double>::VisitRoots(callback, arg); // DoubleArray |
| 1207 | mirror::PrimitiveArray<float>::VisitRoots(callback, arg); // FloatArray |
| 1208 | mirror::PrimitiveArray<int32_t>::VisitRoots(callback, arg); // IntArray |
| 1209 | mirror::PrimitiveArray<int64_t>::VisitRoots(callback, arg); // LongArray |
| 1210 | mirror::PrimitiveArray<int16_t>::VisitRoots(callback, arg); // ShortArray |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1211 | } |
| 1212 | |
| 1213 | void Runtime::VisitConcurrentRoots(RootCallback* callback, void* arg, VisitRootFlags flags) { |
| 1214 | intern_table_->VisitRoots(callback, arg, flags); |
| 1215 | class_linker_->VisitRoots(callback, arg, flags); |
| 1216 | if ((flags & kVisitRootFlagNewRoots) == 0) { |
| 1217 | // Guaranteed to have no new roots in the constant roots. |
| 1218 | VisitConstantRoots(callback, arg); |
| 1219 | } |
| 1220 | } |
| 1221 | |
| 1222 | void Runtime::VisitNonThreadRoots(RootCallback* callback, void* arg) { |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 1223 | java_vm_->VisitRoots(callback, arg); |
Mathieu Chartier | e34fa1d | 2015-01-14 14:55:47 -0800 | [diff] [blame] | 1224 | sentinel_.VisitRootIfNonNull(callback, arg, RootInfo(kRootVMInternal)); |
| 1225 | pre_allocated_OutOfMemoryError_.VisitRootIfNonNull(callback, arg, RootInfo(kRootVMInternal)); |
| 1226 | resolution_method_.VisitRoot(callback, arg, RootInfo(kRootVMInternal)); |
| 1227 | pre_allocated_NoClassDefFoundError_.VisitRootIfNonNull(callback, arg, RootInfo(kRootVMInternal)); |
| 1228 | imt_conflict_method_.VisitRootIfNonNull(callback, arg, RootInfo(kRootVMInternal)); |
| 1229 | imt_unimplemented_method_.VisitRootIfNonNull(callback, arg, RootInfo(kRootVMInternal)); |
| 1230 | default_imt_.VisitRootIfNonNull(callback, arg, RootInfo(kRootVMInternal)); |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 1231 | for (int i = 0; i < Runtime::kLastCalleeSaveType; i++) { |
Mathieu Chartier | e34fa1d | 2015-01-14 14:55:47 -0800 | [diff] [blame] | 1232 | callee_save_methods_[i].VisitRootIfNonNull(callback, arg, RootInfo(kRootVMInternal)); |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 1233 | } |
Mathieu Chartier | 7c438b1 | 2014-09-12 17:01:24 -0700 | [diff] [blame] | 1234 | verifier::MethodVerifier::VisitStaticRoots(callback, arg); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1235 | { |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 1236 | MutexLock mu(Thread::Current(), method_verifier_lock_); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1237 | for (verifier::MethodVerifier* verifier : method_verifiers_) { |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 1238 | verifier->VisitRoots(callback, arg); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1239 | } |
| 1240 | } |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1241 | if (preinitialization_transaction_ != nullptr) { |
| 1242 | preinitialization_transaction_->VisitRoots(callback, arg); |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1243 | } |
Mathieu Chartier | 3b05e9b | 2014-03-25 09:29:43 -0700 | [diff] [blame] | 1244 | instrumentation_.VisitRoots(callback, arg); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 1245 | } |
| 1246 | |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 1247 | void Runtime::VisitNonConcurrentRoots(RootCallback* callback, void* arg) { |
| 1248 | thread_list_->VisitRoots(callback, arg); |
| 1249 | VisitNonThreadRoots(callback, arg); |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 1250 | } |
| 1251 | |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1252 | void Runtime::VisitRoots(RootCallback* callback, void* arg, VisitRootFlags flags) { |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 1253 | VisitNonConcurrentRoots(callback, arg); |
Mathieu Chartier | 119c6bd | 2014-05-09 14:11:47 -0700 | [diff] [blame] | 1254 | VisitConcurrentRoots(callback, arg, flags); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 1255 | } |
| 1256 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1257 | mirror::ObjectArray<mirror::ArtMethod>* Runtime::CreateDefaultImt(ClassLinker* cl) { |
| 1258 | Thread* self = Thread::Current(); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1259 | StackHandleScope<1> hs(self); |
| 1260 | Handle<mirror::ObjectArray<mirror::ArtMethod>> imtable( |
| 1261 | hs.NewHandle(cl->AllocArtMethodArray(self, 64))); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1262 | mirror::ArtMethod* imt_conflict_method = Runtime::Current()->GetImtConflictMethod(); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1263 | 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] | 1264 | imtable->Set<false>(i, imt_conflict_method); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1265 | } |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1266 | return imtable.Get(); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1267 | } |
| 1268 | |
| 1269 | mirror::ArtMethod* Runtime::CreateImtConflictMethod() { |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1270 | Thread* self = Thread::Current(); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1271 | Runtime* runtime = Runtime::Current(); |
| 1272 | ClassLinker* class_linker = runtime->GetClassLinker(); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1273 | StackHandleScope<1> hs(self); |
| 1274 | Handle<mirror::ArtMethod> method(hs.NewHandle(class_linker->AllocArtMethod(self))); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1275 | method->SetDeclaringClass(mirror::ArtMethod::GetJavaLangReflectArtMethod()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1276 | // TODO: use a special method for imt conflict method saves. |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1277 | method->SetDexMethodIndex(DexFile::kDexNoIndex); |
| 1278 | // 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] | 1279 | if (runtime->IsCompiler()) { |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1280 | method->SetEntryPointFromQuickCompiledCode(nullptr); |
| 1281 | } else { |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 1282 | method->SetEntryPointFromQuickCompiledCode(GetQuickImtConflictStub()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1283 | } |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1284 | return method.Get(); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1285 | } |
| 1286 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 1287 | mirror::ArtMethod* Runtime::CreateResolutionMethod() { |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 1288 | Thread* self = Thread::Current(); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1289 | Runtime* runtime = Runtime::Current(); |
| 1290 | ClassLinker* class_linker = runtime->GetClassLinker(); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1291 | StackHandleScope<1> hs(self); |
| 1292 | Handle<mirror::ArtMethod> method(hs.NewHandle(class_linker->AllocArtMethod(self))); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1293 | method->SetDeclaringClass(mirror::ArtMethod::GetJavaLangReflectArtMethod()); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 1294 | // TODO: use a special method for resolution method saves |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 1295 | method->SetDexMethodIndex(DexFile::kDexNoIndex); |
Jeff Hao | 58df327 | 2013-04-22 15:28:53 -0700 | [diff] [blame] | 1296 | // 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] | 1297 | if (runtime->IsCompiler()) { |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1298 | method->SetEntryPointFromQuickCompiledCode(nullptr); |
| 1299 | } else { |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 1300 | method->SetEntryPointFromQuickCompiledCode(GetQuickResolutionStub()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1301 | } |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1302 | return method.Get(); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 1303 | } |
| 1304 | |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 1305 | mirror::ArtMethod* Runtime::CreateCalleeSaveMethod() { |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 1306 | Thread* self = Thread::Current(); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1307 | Runtime* runtime = Runtime::Current(); |
| 1308 | ClassLinker* class_linker = runtime->GetClassLinker(); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1309 | StackHandleScope<1> hs(self); |
| 1310 | Handle<mirror::ArtMethod> method(hs.NewHandle(class_linker->AllocArtMethod(self))); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1311 | method->SetDeclaringClass(mirror::ArtMethod::GetJavaLangReflectArtMethod()); |
Ian Rogers | 6d4d9fc | 2011-11-30 16:24:48 -0800 | [diff] [blame] | 1312 | // TODO: use a special method for callee saves |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 1313 | method->SetDexMethodIndex(DexFile::kDexNoIndex); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1314 | method->SetEntryPointFromQuickCompiledCode(nullptr); |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1315 | DCHECK_NE(instruction_set_, kNone); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 1316 | return method.Get(); |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 1317 | } |
| 1318 | |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1319 | void Runtime::DisallowNewSystemWeaks() { |
| 1320 | monitor_list_->DisallowNewMonitors(); |
| 1321 | intern_table_->DisallowNewInterns(); |
| 1322 | java_vm_->DisallowNewWeakGlobals(); |
| 1323 | } |
| 1324 | |
| 1325 | void Runtime::AllowNewSystemWeaks() { |
| 1326 | monitor_list_->AllowNewMonitors(); |
| 1327 | intern_table_->AllowNewInterns(); |
| 1328 | java_vm_->AllowNewWeakGlobals(); |
| 1329 | } |
| 1330 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1331 | void Runtime::SetInstructionSet(InstructionSet instruction_set) { |
| 1332 | instruction_set_ = instruction_set; |
| 1333 | if ((instruction_set_ == kThumb2) || (instruction_set_ == kArm)) { |
| 1334 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1335 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1336 | callee_save_method_frame_infos_[i] = arm::ArmCalleeSaveMethodFrameInfo(type); |
| 1337 | } |
| 1338 | } else if (instruction_set_ == kMips) { |
| 1339 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1340 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1341 | callee_save_method_frame_infos_[i] = mips::MipsCalleeSaveMethodFrameInfo(type); |
| 1342 | } |
Andreas Gampe | 57b3429 | 2015-01-14 15:45:59 -0800 | [diff] [blame] | 1343 | } else if (instruction_set_ == kMips64) { |
| 1344 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1345 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1346 | callee_save_method_frame_infos_[i] = mips64::Mips64CalleeSaveMethodFrameInfo(type); |
| 1347 | } |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1348 | } else if (instruction_set_ == kX86) { |
| 1349 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1350 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1351 | callee_save_method_frame_infos_[i] = x86::X86CalleeSaveMethodFrameInfo(type); |
| 1352 | } |
| 1353 | } else if (instruction_set_ == kX86_64) { |
| 1354 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1355 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1356 | callee_save_method_frame_infos_[i] = x86_64::X86_64CalleeSaveMethodFrameInfo(type); |
| 1357 | } |
| 1358 | } else if (instruction_set_ == kArm64) { |
| 1359 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1360 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1361 | callee_save_method_frame_infos_[i] = arm64::Arm64CalleeSaveMethodFrameInfo(type); |
| 1362 | } |
| 1363 | } else { |
| 1364 | UNIMPLEMENTED(FATAL) << instruction_set_; |
| 1365 | } |
| 1366 | } |
| 1367 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 1368 | void Runtime::SetCalleeSaveMethod(mirror::ArtMethod* method, CalleeSaveType type) { |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 1369 | DCHECK_LT(static_cast<int>(type), static_cast<int>(kLastCalleeSaveType)); |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 1370 | callee_save_methods_[type] = GcRoot<mirror::ArtMethod>(method); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 1371 | } |
| 1372 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1373 | const std::vector<const DexFile*>& Runtime::GetCompileTimeClassPath(jobject class_loader) { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 1374 | if (class_loader == NULL) { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 1375 | return GetClassLinker()->GetBootClassPath(); |
| 1376 | } |
| 1377 | CHECK(UseCompileTimeClassPath()); |
| 1378 | CompileTimeClassPaths::const_iterator it = compile_time_class_paths_.find(class_loader); |
| 1379 | CHECK(it != compile_time_class_paths_.end()); |
| 1380 | return it->second; |
| 1381 | } |
| 1382 | |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1383 | void Runtime::SetCompileTimeClassPath(jobject class_loader, |
| 1384 | std::vector<const DexFile*>& class_path) { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 1385 | CHECK(!IsStarted()); |
| 1386 | use_compile_time_class_path_ = true; |
Elliott Hughes | a0e1806 | 2012-04-13 15:59:59 -0700 | [diff] [blame] | 1387 | compile_time_class_paths_.Put(class_loader, class_path); |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 1388 | } |
| 1389 | |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1390 | void Runtime::AddMethodVerifier(verifier::MethodVerifier* verifier) { |
| 1391 | DCHECK(verifier != nullptr); |
Mathieu Chartier | 487c1c9 | 2014-12-15 19:26:29 -0800 | [diff] [blame] | 1392 | if (gAborting) { |
| 1393 | return; |
| 1394 | } |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 1395 | MutexLock mu(Thread::Current(), method_verifier_lock_); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1396 | method_verifiers_.insert(verifier); |
| 1397 | } |
| 1398 | |
| 1399 | void Runtime::RemoveMethodVerifier(verifier::MethodVerifier* verifier) { |
| 1400 | DCHECK(verifier != nullptr); |
Mathieu Chartier | 487c1c9 | 2014-12-15 19:26:29 -0800 | [diff] [blame] | 1401 | if (gAborting) { |
| 1402 | return; |
| 1403 | } |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 1404 | MutexLock mu(Thread::Current(), method_verifier_lock_); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1405 | auto it = method_verifiers_.find(verifier); |
| 1406 | CHECK(it != method_verifiers_.end()); |
| 1407 | method_verifiers_.erase(it); |
| 1408 | } |
| 1409 | |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 1410 | void Runtime::StartProfiler(const char* profile_output_filename) { |
| 1411 | profile_output_filename_ = profile_output_filename; |
| 1412 | profiler_started_ = |
| 1413 | BackgroundMethodSamplingProfiler::Start(profile_output_filename_, profiler_options_); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 1414 | } |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1415 | |
| 1416 | // Transaction support. |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1417 | void Runtime::EnterTransactionMode(Transaction* transaction) { |
| 1418 | DCHECK(IsCompiler()); |
| 1419 | DCHECK(transaction != nullptr); |
| 1420 | DCHECK(!IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1421 | preinitialization_transaction_ = transaction; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1422 | } |
| 1423 | |
| 1424 | void Runtime::ExitTransactionMode() { |
| 1425 | DCHECK(IsCompiler()); |
| 1426 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1427 | preinitialization_transaction_ = nullptr; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1428 | } |
| 1429 | |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 1430 | void Runtime::RecordWriteFieldBoolean(mirror::Object* obj, MemberOffset field_offset, |
| 1431 | uint8_t value, bool is_volatile) const { |
| 1432 | DCHECK(IsCompiler()); |
| 1433 | DCHECK(IsActiveTransaction()); |
| 1434 | preinitialization_transaction_->RecordWriteFieldBoolean(obj, field_offset, value, is_volatile); |
| 1435 | } |
| 1436 | |
| 1437 | void Runtime::RecordWriteFieldByte(mirror::Object* obj, MemberOffset field_offset, |
| 1438 | int8_t value, bool is_volatile) const { |
| 1439 | DCHECK(IsCompiler()); |
| 1440 | DCHECK(IsActiveTransaction()); |
| 1441 | preinitialization_transaction_->RecordWriteFieldByte(obj, field_offset, value, is_volatile); |
| 1442 | } |
| 1443 | |
| 1444 | void Runtime::RecordWriteFieldChar(mirror::Object* obj, MemberOffset field_offset, |
| 1445 | uint16_t value, bool is_volatile) const { |
| 1446 | DCHECK(IsCompiler()); |
| 1447 | DCHECK(IsActiveTransaction()); |
| 1448 | preinitialization_transaction_->RecordWriteFieldChar(obj, field_offset, value, is_volatile); |
| 1449 | } |
| 1450 | |
| 1451 | void Runtime::RecordWriteFieldShort(mirror::Object* obj, MemberOffset field_offset, |
| 1452 | int16_t value, bool is_volatile) const { |
| 1453 | DCHECK(IsCompiler()); |
| 1454 | DCHECK(IsActiveTransaction()); |
| 1455 | preinitialization_transaction_->RecordWriteFieldShort(obj, field_offset, value, is_volatile); |
| 1456 | } |
| 1457 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1458 | void Runtime::RecordWriteField32(mirror::Object* obj, MemberOffset field_offset, |
| 1459 | uint32_t value, bool is_volatile) const { |
| 1460 | DCHECK(IsCompiler()); |
| 1461 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1462 | preinitialization_transaction_->RecordWriteField32(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1463 | } |
| 1464 | |
| 1465 | void Runtime::RecordWriteField64(mirror::Object* obj, MemberOffset field_offset, |
| 1466 | uint64_t value, bool is_volatile) const { |
| 1467 | DCHECK(IsCompiler()); |
| 1468 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1469 | preinitialization_transaction_->RecordWriteField64(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1470 | } |
| 1471 | |
| 1472 | void Runtime::RecordWriteFieldReference(mirror::Object* obj, MemberOffset field_offset, |
| 1473 | mirror::Object* value, bool is_volatile) const { |
| 1474 | DCHECK(IsCompiler()); |
| 1475 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1476 | preinitialization_transaction_->RecordWriteFieldReference(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1477 | } |
| 1478 | |
| 1479 | void Runtime::RecordWriteArray(mirror::Array* array, size_t index, uint64_t value) const { |
| 1480 | DCHECK(IsCompiler()); |
| 1481 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1482 | preinitialization_transaction_->RecordWriteArray(array, index, value); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1483 | } |
| 1484 | |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1485 | void Runtime::RecordStrongStringInsertion(mirror::String* s) const { |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1486 | DCHECK(IsCompiler()); |
| 1487 | DCHECK(IsActiveTransaction()); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1488 | preinitialization_transaction_->RecordStrongStringInsertion(s); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1489 | } |
| 1490 | |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1491 | void Runtime::RecordWeakStringInsertion(mirror::String* s) const { |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1492 | DCHECK(IsCompiler()); |
| 1493 | DCHECK(IsActiveTransaction()); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1494 | preinitialization_transaction_->RecordWeakStringInsertion(s); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1495 | } |
| 1496 | |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1497 | void Runtime::RecordStrongStringRemoval(mirror::String* s) const { |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1498 | DCHECK(IsCompiler()); |
| 1499 | DCHECK(IsActiveTransaction()); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1500 | preinitialization_transaction_->RecordStrongStringRemoval(s); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1501 | } |
| 1502 | |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1503 | void Runtime::RecordWeakStringRemoval(mirror::String* s) const { |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1504 | DCHECK(IsCompiler()); |
| 1505 | DCHECK(IsActiveTransaction()); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1506 | preinitialization_transaction_->RecordWeakStringRemoval(s); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1507 | } |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 1508 | |
| 1509 | void Runtime::SetFaultMessage(const std::string& message) { |
| 1510 | MutexLock mu(Thread::Current(), fault_message_lock_); |
| 1511 | fault_message_ = message; |
| 1512 | } |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1513 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1514 | void Runtime::AddCurrentRuntimeFeaturesAsDex2OatArguments(std::vector<std::string>* argv) |
| 1515 | const { |
Ian Rogers | 9bc5440 | 2014-04-17 16:40:01 -0700 | [diff] [blame] | 1516 | if (GetInstrumentation()->InterpretOnly()) { |
| 1517 | argv->push_back("--compiler-filter=interpret-only"); |
| 1518 | } |
| 1519 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1520 | // Make the dex2oat instruction set match that of the launching runtime. If we have multiple |
| 1521 | // architecture support, dex2oat may be compiled as a different instruction-set than that |
| 1522 | // currently being executed. |
Ian Rogers | b9beb2e | 2014-05-09 16:57:40 -0700 | [diff] [blame] | 1523 | std::string instruction_set("--instruction-set="); |
| 1524 | instruction_set += GetInstructionSetString(kRuntimeISA); |
| 1525 | argv->push_back(instruction_set); |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1526 | |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 1527 | std::unique_ptr<const InstructionSetFeatures> features(InstructionSetFeatures::FromCppDefines()); |
| 1528 | std::string feature_string("--instruction-set-features="); |
| 1529 | feature_string += features->GetFeatureString(); |
| 1530 | argv->push_back(feature_string); |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1531 | } |
| 1532 | |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 1533 | void Runtime::UpdateProfilerState(int state) { |
Brian Carlstrom | 4d466a8 | 2014-05-08 19:05:29 -0700 | [diff] [blame] | 1534 | VLOG(profiler) << "Profiler state updated to " << state; |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 1535 | } |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 1536 | } // namespace art |