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> |
Hiroshi Yamauchi | 6ffb9cc | 2015-08-31 15:14:17 -0700 | [diff] [blame] | 23 | #include <sys/prctl.h> |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 24 | #endif |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 25 | |
Brian Carlstrom | dbf05b7 | 2011-12-15 00:55:24 -0800 | [diff] [blame] | 26 | #include <signal.h> |
Elliott Hughes | d06a6c7 | 2012-05-30 17:59:06 -0700 | [diff] [blame] | 27 | #include <sys/syscall.h> |
Evgenii Stepanov | 1e13374 | 2015-05-20 12:30:59 -0700 | [diff] [blame] | 28 | #include "base/memory_tool.h" |
Brian Carlstrom | dbf05b7 | 2011-12-15 00:55:24 -0800 | [diff] [blame] | 29 | |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 30 | #include <cstdio> |
| 31 | #include <cstdlib> |
Brian Carlstrom | 8a43659 | 2011-08-15 21:27:23 -0700 | [diff] [blame] | 32 | #include <limits> |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 33 | #include <memory_representation.h> |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 34 | #include <vector> |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 35 | #include <fcntl.h> |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 36 | |
Brian Carlstrom | 02c5f4d | 2015-01-30 10:18:03 -0800 | [diff] [blame] | 37 | #include "JniConstants.h" |
| 38 | #include "ScopedLocalRef.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 39 | #include "arch/arm/quick_method_frame_info_arm.h" |
Ian Rogers | 166db04 | 2013-07-26 12:05:57 -0700 | [diff] [blame] | 40 | #include "arch/arm/registers_arm.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 41 | #include "arch/arm64/quick_method_frame_info_arm64.h" |
Stuart Monteith | b95a534 | 2014-03-12 13:32:32 +0000 | [diff] [blame] | 42 | #include "arch/arm64/registers_arm64.h" |
Ian Rogers | d582fa4 | 2014-11-05 23:46:43 -0800 | [diff] [blame] | 43 | #include "arch/instruction_set_features.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 44 | #include "arch/mips/quick_method_frame_info_mips.h" |
Ian Rogers | 166db04 | 2013-07-26 12:05:57 -0700 | [diff] [blame] | 45 | #include "arch/mips/registers_mips.h" |
Andreas Gampe | 57b3429 | 2015-01-14 15:45:59 -0800 | [diff] [blame] | 46 | #include "arch/mips64/quick_method_frame_info_mips64.h" |
| 47 | #include "arch/mips64/registers_mips64.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 48 | #include "arch/x86/quick_method_frame_info_x86.h" |
Ian Rogers | 166db04 | 2013-07-26 12:05:57 -0700 | [diff] [blame] | 49 | #include "arch/x86/registers_x86.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 50 | #include "arch/x86_64/quick_method_frame_info_x86_64.h" |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 51 | #include "arch/x86_64/registers_x86_64.h" |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 52 | #include "art_field-inl.h" |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 53 | #include "art_method-inl.h" |
Ian Rogers | 1d8cdbc | 2014-09-22 22:51:09 -0700 | [diff] [blame] | 54 | #include "asm_support.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 55 | #include "atomic.h" |
Andreas Gampe | 4585f87 | 2015-03-27 23:45:15 -0700 | [diff] [blame] | 56 | #include "base/arena_allocator.h" |
Ian Rogers | c7dd295 | 2014-10-21 23:31:19 -0700 | [diff] [blame] | 57 | #include "base/dumpable.h" |
Vladimir Marko | 637ee0b | 2015-09-04 12:47:41 +0100 | [diff] [blame] | 58 | #include "base/stl_util.h" |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 59 | #include "base/systrace.h" |
Ian Rogers | 1d8cdbc | 2014-09-22 22:51:09 -0700 | [diff] [blame] | 60 | #include "base/unix_file/fd_file.h" |
Vladimir Marko | 3481ba2 | 2015-04-13 12:22:36 +0100 | [diff] [blame] | 61 | #include "class_linker-inl.h" |
Andreas Gampe | 4585f87 | 2015-03-27 23:45:15 -0700 | [diff] [blame] | 62 | #include "compiler_callbacks.h" |
Elliott Hughes | 3bb8156 | 2011-10-21 18:52:59 -0700 | [diff] [blame] | 63 | #include "debugger.h" |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 64 | #include "elf_file.h" |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 65 | #include "entrypoints/runtime_asm_entrypoints.h" |
Alex Light | eb7c144 | 2015-08-31 13:17:42 -0700 | [diff] [blame] | 66 | #include "experimental_flags.h" |
Ian Rogers | 576ca0c | 2014-06-06 15:58:22 -0700 | [diff] [blame] | 67 | #include "fault_handler.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 68 | #include "gc/accounting/card_table-inl.h" |
| 69 | #include "gc/heap.h" |
Ian Rogers | e63db27 | 2014-07-15 15:36:11 -0700 | [diff] [blame] | 70 | #include "gc/space/image_space.h" |
Mathieu Chartier | 461687d | 2015-03-31 12:05:24 -0700 | [diff] [blame] | 71 | #include "gc/space/space-inl.h" |
Brian Carlstrom | 02c5f4d | 2015-01-30 10:18:03 -0800 | [diff] [blame] | 72 | #include "handle_scope-inl.h" |
Mathieu Chartier | 4a26f17 | 2016-01-26 14:26:18 -0800 | [diff] [blame] | 73 | #include "image-inl.h" |
jeffhao | 725a957 | 2012-11-13 18:20:12 -0800 | [diff] [blame] | 74 | #include "instrumentation.h" |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 75 | #include "intern_table.h" |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 76 | #include "interpreter/interpreter.h" |
| 77 | #include "jit/jit.h" |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 78 | #include "jni_internal.h" |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 79 | #include "linear_alloc.h" |
Igor Murashkin | e2facc5 | 2015-07-10 13:49:08 -0700 | [diff] [blame] | 80 | #include "lambda/box_table.h" |
Brian Carlstrom | 02c5f4d | 2015-01-30 10:18:03 -0800 | [diff] [blame] | 81 | #include "mirror/array.h" |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 82 | #include "mirror/class-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 83 | #include "mirror/class_loader.h" |
Mathieu Chartier | daaf326 | 2015-03-24 13:30:28 -0700 | [diff] [blame] | 84 | #include "mirror/field.h" |
Mathieu Chartier | fc58af4 | 2015-04-16 18:00:39 -0700 | [diff] [blame] | 85 | #include "mirror/method.h" |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 86 | #include "mirror/stack_trace_element.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 87 | #include "mirror/throwable.h" |
Elliott Hughes | 32d6e1e | 2011-10-11 14:47:44 -0700 | [diff] [blame] | 88 | #include "monitor.h" |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 89 | #include "native/dalvik_system_DexFile.h" |
| 90 | #include "native/dalvik_system_VMDebug.h" |
| 91 | #include "native/dalvik_system_VMRuntime.h" |
| 92 | #include "native/dalvik_system_VMStack.h" |
| 93 | #include "native/dalvik_system_ZygoteHooks.h" |
| 94 | #include "native/java_lang_Class.h" |
| 95 | #include "native/java_lang_DexCache.h" |
| 96 | #include "native/java_lang_Object.h" |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 97 | #include "native/java_lang_String.h" |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 98 | #include "native/java_lang_StringFactory.h" |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 99 | #include "native/java_lang_System.h" |
| 100 | #include "native/java_lang_Thread.h" |
| 101 | #include "native/java_lang_Throwable.h" |
| 102 | #include "native/java_lang_VMClassLoader.h" |
Brian Carlstrom | 02c5f4d | 2015-01-30 10:18:03 -0800 | [diff] [blame] | 103 | #include "native/java_lang_ref_FinalizerReference.h" |
| 104 | #include "native/java_lang_ref_Reference.h" |
Jeff Hao | 1133db7 | 2016-04-04 19:50:14 -0700 | [diff] [blame] | 105 | #include "native/java_lang_reflect_AbstractMethod.h" |
Brian Carlstrom | 02c5f4d | 2015-01-30 10:18:03 -0800 | [diff] [blame] | 106 | #include "native/java_lang_reflect_Array.h" |
| 107 | #include "native/java_lang_reflect_Constructor.h" |
| 108 | #include "native/java_lang_reflect_Field.h" |
| 109 | #include "native/java_lang_reflect_Method.h" |
| 110 | #include "native/java_lang_reflect_Proxy.h" |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 111 | #include "native/java_util_concurrent_atomic_AtomicLong.h" |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 112 | #include "native/libcore_util_CharsetUtils.h" |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 113 | #include "native/org_apache_harmony_dalvik_ddmc_DdmServer.h" |
| 114 | #include "native/org_apache_harmony_dalvik_ddmc_DdmVmInternal.h" |
| 115 | #include "native/sun_misc_Unsafe.h" |
Brian Carlstrom | 02c5f4d | 2015-01-30 10:18:03 -0800 | [diff] [blame] | 116 | #include "native_bridge_art_interface.h" |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 117 | #include "oat_file.h" |
Mathieu Chartier | f9c6fc6 | 2015-10-07 11:44:05 -0700 | [diff] [blame] | 118 | #include "oat_file_manager.h" |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 119 | #include "os.h" |
Brian Carlstrom | 02c5f4d | 2015-01-30 10:18:03 -0800 | [diff] [blame] | 120 | #include "parsed_options.h" |
| 121 | #include "profiler.h" |
Calin Juravle | c90bc92 | 2016-02-24 10:13:09 +0000 | [diff] [blame] | 122 | #include "jit/profile_saver.h" |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 123 | #include "quick/quick_method_frame_info.h" |
Ian Rogers | 53b8b09 | 2014-03-13 23:45:53 -0700 | [diff] [blame] | 124 | #include "reflection.h" |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 125 | #include "runtime_options.h" |
| 126 | #include "ScopedLocalRef.h" |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 127 | #include "scoped_thread_state_change.h" |
Dave Allison | cefcea8 | 2014-09-16 10:01:01 -0700 | [diff] [blame] | 128 | #include "sigchain.h" |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 129 | #include "signal_catcher.h" |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 130 | #include "signal_set.h" |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 131 | #include "thread.h" |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 132 | #include "thread_list.h" |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 133 | #include "trace.h" |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 134 | #include "transaction.h" |
Vladimir Marko | 637ee0b | 2015-09-04 12:47:41 +0100 | [diff] [blame] | 135 | #include "utils.h" |
Ian Rogers | 776ac1f | 2012-04-13 23:36:36 -0700 | [diff] [blame] | 136 | #include "verifier/method_verifier.h" |
Elliott Hughes | eac7667 | 2012-05-24 21:56:51 -0700 | [diff] [blame] | 137 | #include "well_known_classes.h" |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 138 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 139 | namespace art { |
| 140 | |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 141 | // 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] | 142 | static constexpr bool kEnableJavaStackTraceHandler = false; |
Mathieu Chartier | 32cc9ee | 2015-10-15 09:19:15 -0700 | [diff] [blame] | 143 | // Tuned by compiling GmsCore under perf and measuring time spent in DescriptorEquals for class |
| 144 | // linking. |
| 145 | static constexpr double kLowMemoryMinLoadFactor = 0.5; |
| 146 | static constexpr double kLowMemoryMaxLoadFactor = 0.8; |
| 147 | static constexpr double kNormalMinLoadFactor = 0.4; |
| 148 | static constexpr double kNormalMaxLoadFactor = 0.7; |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 149 | Runtime* Runtime::instance_ = nullptr; |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 150 | |
Andreas Gampe | f6a780a | 2015-04-02 18:51:05 -0700 | [diff] [blame] | 151 | struct TraceConfig { |
| 152 | Trace::TraceMode trace_mode; |
| 153 | Trace::TraceOutputMode trace_output_mode; |
| 154 | std::string trace_file; |
| 155 | size_t trace_file_size; |
| 156 | }; |
| 157 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 158 | Runtime::Runtime() |
Mathieu Chartier | 3100080 | 2015-06-14 14:14:37 -0700 | [diff] [blame] | 159 | : resolution_method_(nullptr), |
| 160 | imt_conflict_method_(nullptr), |
| 161 | imt_unimplemented_method_(nullptr), |
| 162 | instruction_set_(kNone), |
Ian Rogers | 6ed19fd | 2014-03-20 08:10:17 -0700 | [diff] [blame] | 163 | compiler_callbacks_(nullptr), |
Elliott Hughes | d9c67be | 2012-02-02 19:54:06 -0800 | [diff] [blame] | 164 | is_zygote_(false), |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 165 | must_relocate_(false), |
Mathieu Chartier | 069387a | 2012-06-18 12:01:01 -0700 | [diff] [blame] | 166 | is_concurrent_gc_enabled_(true), |
Anwar Ghuloum | 8718359 | 2013-08-14 12:12:19 -0700 | [diff] [blame] | 167 | is_explicit_gc_disabled_(false), |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 168 | dex2oat_enabled_(true), |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 169 | image_dex2oat_enabled_(true), |
Elliott Hughes | 6cf2388 | 2012-06-15 15:42:07 -0700 | [diff] [blame] | 170 | default_stack_size_(0), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 171 | heap_(nullptr), |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 172 | max_spins_before_thin_lock_inflation_(Monitor::kDefaultMaxSpinsBeforeThinLockInflation), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 173 | monitor_list_(nullptr), |
| 174 | monitor_pool_(nullptr), |
| 175 | thread_list_(nullptr), |
| 176 | intern_table_(nullptr), |
| 177 | class_linker_(nullptr), |
| 178 | signal_catcher_(nullptr), |
| 179 | java_vm_(nullptr), |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 180 | fault_message_lock_("Fault message lock"), |
| 181 | fault_message_(""), |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 182 | threads_being_born_(0), |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 183 | shutdown_cond_(new ConditionVariable("Runtime shutdown", *Locks::runtime_shutdown_lock_)), |
Elliott Hughes | 6b35575 | 2012-01-13 16:49:08 -0800 | [diff] [blame] | 184 | shutting_down_(false), |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 185 | shutting_down_started_(false), |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 186 | started_(false), |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 187 | finished_starting_(false), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 188 | vfprintf_(nullptr), |
| 189 | exit_(nullptr), |
| 190 | abort_(nullptr), |
jeffhao | 2692b57 | 2011-12-16 15:42:28 -0800 | [diff] [blame] | 191 | stats_enabled_(false), |
Evgenii Stepanov | 1e13374 | 2015-05-20 12:30:59 -0700 | [diff] [blame] | 192 | is_running_on_memory_tool_(RUNNING_ON_MEMORY_TOOL), |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 193 | instrumentation_(), |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 194 | main_thread_group_(nullptr), |
| 195 | system_thread_group_(nullptr), |
| 196 | system_class_loader_(nullptr), |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 197 | dump_gc_performance_on_shutdown_(false), |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 198 | preinitialization_transaction_(nullptr), |
Igor Murashkin | 7617abd | 2015-07-10 18:27:47 -0700 | [diff] [blame] | 199 | verify_(verifier::VerifyMode::kNone), |
Jean Christophe Beyler | 24e04aa | 2014-09-12 12:03:25 -0700 | [diff] [blame] | 200 | allow_dex_file_fallback_(true), |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 201 | target_sdk_version_(0), |
| 202 | implicit_null_checks_(false), |
| 203 | implicit_so_checks_(false), |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 204 | implicit_suspend_checks_(false), |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 205 | no_sig_chain_(false), |
Andreas Gampe | f38a661 | 2016-04-11 08:42:26 -0700 | [diff] [blame] | 206 | force_native_bridge_(false), |
Narayan Kamath | 5a2be3f | 2015-02-16 13:51:51 +0000 | [diff] [blame] | 207 | is_native_bridge_loaded_(false), |
David Srbecky | f448016 | 2016-03-16 00:06:24 +0000 | [diff] [blame] | 208 | is_native_debuggable_(false), |
Igor Murashkin | 158f35c | 2015-06-10 15:55:30 -0700 | [diff] [blame] | 209 | zygote_max_failed_boots_(0), |
Mathieu Chartier | 32cc9ee | 2015-10-15 09:19:15 -0700 | [diff] [blame] | 210 | experimental_flags_(ExperimentalFlags::kNone), |
| 211 | oat_file_manager_(nullptr), |
Nicolas Geoffray | 787ae8e | 2015-11-05 11:32:24 +0000 | [diff] [blame] | 212 | is_low_memory_mode_(false), |
Andreas Gampe | a1425a1 | 2016-03-11 17:44:04 -0800 | [diff] [blame] | 213 | safe_mode_(false), |
Andreas Gampe | f38a661 | 2016-04-11 08:42:26 -0700 | [diff] [blame] | 214 | dump_native_stack_on_sig_quit_(true), |
Mathieu Chartier | f8cb178 | 2016-03-18 18:45:41 -0700 | [diff] [blame] | 215 | pruned_dalvik_cache_(false), |
| 216 | // Initially assume we perceive jank in case the process state is never updated. |
Andreas Gampe | f38a661 | 2016-04-11 08:42:26 -0700 | [diff] [blame] | 217 | process_state_(kProcessStateJankPerceptible), |
| 218 | zygote_no_threads_(false) { |
Ian Rogers | 1d8cdbc | 2014-09-22 22:51:09 -0700 | [diff] [blame] | 219 | CheckAsmSupportOffsetsAndSizes(); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 220 | std::fill(callee_save_methods_, callee_save_methods_ + arraysize(callee_save_methods_), 0u); |
buzbee | 1452bee | 2015-03-06 14:43:04 -0800 | [diff] [blame] | 221 | interpreter::CheckInterpreterAsmConstants(); |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 222 | } |
| 223 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 224 | Runtime::~Runtime() { |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 225 | ScopedTrace trace("Runtime shutdown"); |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 226 | if (is_native_bridge_loaded_) { |
| 227 | UnloadNativeBridge(); |
| 228 | } |
Calin Juravle | 31f2c15 | 2015-10-23 17:56:15 +0100 | [diff] [blame] | 229 | |
Hiroshi Yamauchi | 2e899a9 | 2013-11-22 16:50:12 -0800 | [diff] [blame] | 230 | if (dump_gc_performance_on_shutdown_) { |
| 231 | // This can't be called from the Heap destructor below because it |
| 232 | // could call RosAlloc::InspectAll() which needs the thread_list |
| 233 | // to be still alive. |
| 234 | heap_->DumpGcPerformanceInfo(LOG(INFO)); |
| 235 | } |
| 236 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 237 | Thread* self = Thread::Current(); |
Mathieu Chartier | 05d1461 | 2015-02-23 15:31:58 -0800 | [diff] [blame] | 238 | const bool attach_shutdown_thread = self == nullptr; |
| 239 | if (attach_shutdown_thread) { |
Mathieu Chartier | cef50f0 | 2014-12-09 17:38:52 -0800 | [diff] [blame] | 240 | CHECK(AttachCurrentThread("Shutdown thread", false, nullptr, false)); |
| 241 | self = Thread::Current(); |
| 242 | } else { |
| 243 | LOG(WARNING) << "Current thread not detached in Runtime shutdown"; |
| 244 | } |
| 245 | |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 246 | { |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 247 | ScopedTrace trace2("Wait for shutdown cond"); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 248 | MutexLock mu(self, *Locks::runtime_shutdown_lock_); |
| 249 | shutting_down_started_ = true; |
| 250 | while (threads_being_born_ > 0) { |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 251 | shutdown_cond_->Wait(self); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 252 | } |
| 253 | shutting_down_ = true; |
| 254 | } |
Mathieu Chartier | cef50f0 | 2014-12-09 17:38:52 -0800 | [diff] [blame] | 255 | // Shutdown and wait for the daemons. |
| 256 | CHECK(self != nullptr); |
| 257 | if (IsFinishedStarting()) { |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 258 | ScopedTrace trace2("Waiting for Daemons"); |
Mathieu Chartier | cef50f0 | 2014-12-09 17:38:52 -0800 | [diff] [blame] | 259 | self->ClearException(); |
| 260 | self->GetJniEnv()->CallStaticVoidMethod(WellKnownClasses::java_lang_Daemons, |
| 261 | WellKnownClasses::java_lang_Daemons_stop); |
| 262 | } |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 263 | |
| 264 | Trace::Shutdown(); |
| 265 | |
Mathieu Chartier | 05d1461 | 2015-02-23 15:31:58 -0800 | [diff] [blame] | 266 | if (attach_shutdown_thread) { |
| 267 | DetachCurrentThread(); |
| 268 | self = nullptr; |
| 269 | } |
Mathieu Chartier | cef50f0 | 2014-12-09 17:38:52 -0800 | [diff] [blame] | 270 | |
Mathieu Chartier | a639903 | 2012-06-11 18:49:50 -0700 | [diff] [blame] | 271 | // Make sure to let the GC complete if it is running. |
Mathieu Chartier | 89a201e | 2014-05-02 10:27:26 -0700 | [diff] [blame] | 272 | heap_->WaitForGcToComplete(gc::kGcCauseBackground, self); |
Mathieu Chartier | 35883cc | 2012-11-13 14:08:12 -0800 | [diff] [blame] | 273 | heap_->DeleteThreadPool(); |
Mathieu Chartier | fb6db4c | 2016-01-06 17:23:25 -0800 | [diff] [blame] | 274 | if (jit_ != nullptr) { |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 275 | ScopedTrace trace2("Delete jit"); |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 276 | VLOG(jit) << "Deleting jit thread pool"; |
| 277 | // Delete thread pool before the thread list since we don't want to wait forever on the |
| 278 | // JIT compiler threads. |
| 279 | jit_->DeleteThreadPool(); |
Calin Juravle | 4d77b6a | 2015-12-01 18:38:09 +0000 | [diff] [blame] | 280 | // Similarly, stop the profile saver thread before deleting the thread list. |
| 281 | jit_->StopProfileSaver(); |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 282 | } |
Mathieu Chartier | a639903 | 2012-06-11 18:49:50 -0700 | [diff] [blame] | 283 | |
Elliott Hughes | 5fe594f | 2011-09-08 12:33:17 -0700 | [diff] [blame] | 284 | // 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] | 285 | Dbg::StopJdwp(); |
Elliott Hughes | 5fe594f | 2011-09-08 12:33:17 -0700 | [diff] [blame] | 286 | delete signal_catcher_; |
| 287 | |
Elliott Hughes | 038a806 | 2011-09-18 14:12:41 -0700 | [diff] [blame] | 288 | // Make sure all other non-daemon threads have terminated, and all daemon threads are suspended. |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 289 | { |
| 290 | ScopedTrace trace2("Delete thread list"); |
| 291 | delete thread_list_; |
| 292 | } |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 293 | // Delete the JIT after thread list to ensure that there is no remaining threads which could be |
| 294 | // accessing the instrumentation when we delete it. |
Mathieu Chartier | fb6db4c | 2016-01-06 17:23:25 -0800 | [diff] [blame] | 295 | if (jit_ != nullptr) { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 296 | VLOG(jit) << "Deleting jit"; |
| 297 | jit_.reset(nullptr); |
| 298 | } |
| 299 | |
Vladimir Marko | 2beeb82 | 2014-10-20 18:13:22 +0100 | [diff] [blame] | 300 | // Shutdown the fault manager if it was initialized. |
| 301 | fault_manager.Shutdown(); |
| 302 | |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 303 | ScopedTrace trace2("Delete state"); |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 304 | delete monitor_list_; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 305 | delete monitor_pool_; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 306 | delete class_linker_; |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 307 | delete heap_; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 308 | delete intern_table_; |
Elliott Hughes | c5f7c91 | 2011-08-18 14:00:42 -0700 | [diff] [blame] | 309 | delete java_vm_; |
Mathieu Chartier | e58991b | 2015-10-13 07:59:34 -0700 | [diff] [blame] | 310 | delete oat_file_manager_; |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 311 | Thread::Shutdown(); |
Elliott Hughes | 7c6169d | 2012-05-02 16:11:48 -0700 | [diff] [blame] | 312 | QuasiAtomic::Shutdown(); |
Sebastien Hertz | 4d4adb1 | 2013-07-24 16:14:19 +0200 | [diff] [blame] | 313 | verifier::MethodVerifier::Shutdown(); |
Vladimir Marko | 37cf51f | 2015-09-22 11:43:46 +0100 | [diff] [blame] | 314 | |
| 315 | // Destroy allocators before shutting down the MemMap because they may use it. |
| 316 | linear_alloc_.reset(); |
| 317 | low_4gb_arena_pool_.reset(); |
| 318 | arena_pool_.reset(); |
Nicolas Geoffray | 25e0456 | 2016-03-01 13:17:58 +0000 | [diff] [blame] | 319 | jit_arena_pool_.reset(); |
Mathieu Chartier | 6e88ef6 | 2014-10-14 15:01:24 -0700 | [diff] [blame] | 320 | MemMap::Shutdown(); |
Vladimir Marko | 37cf51f | 2015-09-22 11:43:46 +0100 | [diff] [blame] | 321 | |
Carl Shapiro | 4acf464 | 2011-07-26 18:54:13 -0700 | [diff] [blame] | 322 | // TODO: acquire a static mutex on Runtime to avoid racing. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 323 | CHECK(instance_ == nullptr || instance_ == this); |
| 324 | instance_ = nullptr; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 325 | } |
| 326 | |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 327 | struct AbortState { |
Ian Rogers | c7dd295 | 2014-10-21 23:31:19 -0700 | [diff] [blame] | 328 | void Dump(std::ostream& os) const { |
Nicolas Geoffray | db97871 | 2014-12-09 13:33:38 +0000 | [diff] [blame] | 329 | if (gAborting > 1) { |
| 330 | os << "Runtime aborting --- recursively, so no thread-specific detail!\n"; |
| 331 | return; |
| 332 | } |
| 333 | gAborting++; |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 334 | os << "Runtime aborting...\n"; |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 335 | if (Runtime::Current() == nullptr) { |
Elliott Hughes | 6c7d244 | 2012-02-01 18:40:47 -0800 | [diff] [blame] | 336 | os << "(Runtime does not yet exist!)\n"; |
Andreas Gampe | 6eb6a39 | 2016-02-10 20:18:37 -0800 | [diff] [blame] | 337 | DumpNativeStack(os, GetTid(), nullptr, " native: ", nullptr); |
Elliott Hughes | 6c7d244 | 2012-02-01 18:40:47 -0800 | [diff] [blame] | 338 | return; |
| 339 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 340 | Thread* self = Thread::Current(); |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 341 | if (self == nullptr) { |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 342 | os << "(Aborting thread was not attached to runtime!)\n"; |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 343 | DumpKernelStack(os, GetTid(), " kernel: ", false); |
Christopher Ferris | 6cff48f | 2014-01-26 21:36:13 -0800 | [diff] [blame] | 344 | DumpNativeStack(os, GetTid(), nullptr, " native: ", nullptr); |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 345 | } else { |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 346 | os << "Aborting thread:\n"; |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 347 | if (Locks::mutator_lock_->IsExclusiveHeld(self) || Locks::mutator_lock_->IsSharedHeld(self)) { |
| 348 | DumpThread(os, self); |
| 349 | } else { |
| 350 | if (Locks::mutator_lock_->SharedTryLock(self)) { |
| 351 | DumpThread(os, self); |
| 352 | Locks::mutator_lock_->SharedUnlock(self); |
| 353 | } |
Elliott Hughes | 899e789 | 2012-01-24 14:57:32 -0800 | [diff] [blame] | 354 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 355 | } |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 356 | DumpAllThreads(os, self); |
| 357 | } |
| 358 | |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 359 | // 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] | 360 | void DumpThread(std::ostream& os, Thread* self) const NO_THREAD_SAFETY_ANALYSIS { |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 361 | DCHECK(Locks::mutator_lock_->IsExclusiveHeld(self) || Locks::mutator_lock_->IsSharedHeld(self)); |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 362 | self->Dump(os); |
| 363 | if (self->IsExceptionPending()) { |
Nicolas Geoffray | 14691c5 | 2015-03-05 10:40:17 +0000 | [diff] [blame] | 364 | mirror::Throwable* exception = self->GetException(); |
| 365 | os << "Pending exception " << exception->Dump(); |
Mathieu Chartier | c7a966d | 2014-04-10 18:06:32 -0700 | [diff] [blame] | 366 | } |
| 367 | } |
| 368 | |
Ian Rogers | c7dd295 | 2014-10-21 23:31:19 -0700 | [diff] [blame] | 369 | void DumpAllThreads(std::ostream& os, Thread* self) const { |
Ian Rogers | 4e14e72 | 2014-06-27 17:32:56 -0700 | [diff] [blame] | 370 | Runtime* runtime = Runtime::Current(); |
| 371 | if (runtime != nullptr) { |
| 372 | ThreadList* thread_list = runtime->GetThreadList(); |
| 373 | if (thread_list != nullptr) { |
| 374 | bool tll_already_held = Locks::thread_list_lock_->IsExclusiveHeld(self); |
| 375 | bool ml_already_held = Locks::mutator_lock_->IsSharedHeld(self); |
| 376 | if (!tll_already_held || !ml_already_held) { |
| 377 | os << "Dumping all threads without appropriate locks held:" |
| 378 | << (!tll_already_held ? " thread list lock" : "") |
| 379 | << (!ml_already_held ? " mutator lock" : "") |
| 380 | << "\n"; |
| 381 | } |
| 382 | os << "All threads:\n"; |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 383 | thread_list->Dump(os); |
Ian Rogers | 4e14e72 | 2014-06-27 17:32:56 -0700 | [diff] [blame] | 384 | } |
Ian Rogers | 2f7f9b6 | 2012-10-10 18:24:05 -0700 | [diff] [blame] | 385 | } |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 386 | } |
| 387 | }; |
| 388 | |
Elliott Hughes | 8593fdb | 2012-04-21 20:53:44 -0700 | [diff] [blame] | 389 | void Runtime::Abort() { |
Ian Rogers | f08e473 | 2013-04-09 09:45:49 -0700 | [diff] [blame] | 390 | gAborting++; // set before taking any locks |
Brian Carlstrom | 81b8871 | 2012-11-05 19:21:30 -0800 | [diff] [blame] | 391 | |
Elliott Hughes | 131aef8 | 2012-01-27 11:53:35 -0800 | [diff] [blame] | 392 | // Ensure that we don't have multiple threads trying to abort at once, |
| 393 | // which would result in significantly worse diagnostics. |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 394 | MutexLock mu(Thread::Current(), *Locks::abort_lock_); |
Elliott Hughes | 131aef8 | 2012-01-27 11:53:35 -0800 | [diff] [blame] | 395 | |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 396 | // Get any pending output out of the way. |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 397 | fflush(nullptr); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 398 | |
| 399 | // Many people have difficulty distinguish aborts from crashes, |
| 400 | // so be explicit. |
Elliott Hughes | e091855 | 2011-10-28 17:18:29 -0700 | [diff] [blame] | 401 | AbortState state; |
Elliott Hughes | 9ee5f9c | 2012-02-03 18:33:16 -0800 | [diff] [blame] | 402 | LOG(INTERNAL_FATAL) << Dumpable<AbortState>(state); |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 403 | |
Elliott Hughes | 8593fdb | 2012-04-21 20:53:44 -0700 | [diff] [blame] | 404 | // Call the abort hook if we have one. |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 405 | if (Runtime::Current() != nullptr && Runtime::Current()->abort_ != nullptr) { |
Elliott Hughes | 6c1c69e | 2012-04-23 16:12:51 -0700 | [diff] [blame] | 406 | LOG(INTERNAL_FATAL) << "Calling abort hook..."; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 407 | Runtime::Current()->abort_(); |
| 408 | // notreached |
Elliott Hughes | 6c1c69e | 2012-04-23 16:12:51 -0700 | [diff] [blame] | 409 | LOG(INTERNAL_FATAL) << "Unexpectedly returned from abort hook!"; |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 410 | } |
| 411 | |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 412 | #if defined(__GLIBC__) |
Elliott Hughes | d06a6c7 | 2012-05-30 17:59:06 -0700 | [diff] [blame] | 413 | // TODO: we ought to be able to use pthread_kill(3) here (or abort(3), |
| 414 | // which POSIX defines in terms of raise(3), which POSIX defines in terms |
| 415 | // of pthread_kill(3)). On Linux, though, libcorkscrew can't unwind through |
| 416 | // libpthread, which means the stacks we dump would be useless. Calling |
| 417 | // tgkill(2) directly avoids that. |
| 418 | syscall(__NR_tgkill, getpid(), GetTid(), SIGABRT); |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 419 | // TODO: LLVM installs it's own SIGABRT handler so exit to be safe... Can we disable that in LLVM? |
| 420 | // 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] | 421 | exit(1); |
Elliott Hughes | dd623db | 2013-06-11 11:20:23 -0700 | [diff] [blame] | 422 | #else |
| 423 | abort(); |
Elliott Hughes | d06a6c7 | 2012-05-30 17:59:06 -0700 | [diff] [blame] | 424 | #endif |
Elliott Hughes | ffe6736 | 2011-07-17 12:09:27 -0700 | [diff] [blame] | 425 | // notreached |
| 426 | } |
| 427 | |
Narayan Kamath | 3de95a7 | 2014-04-02 12:54:23 +0100 | [diff] [blame] | 428 | void Runtime::PreZygoteFork() { |
Mathieu Chartier | cc236d7 | 2012-07-20 10:29:05 -0700 | [diff] [blame] | 429 | heap_->PreZygoteFork(); |
Mathieu Chartier | cc236d7 | 2012-07-20 10:29:05 -0700 | [diff] [blame] | 430 | } |
| 431 | |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 432 | void Runtime::CallExitHook(jint status) { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 433 | if (exit_ != nullptr) { |
Elliott Hughes | 34e0696 | 2012-04-09 13:55:55 -0700 | [diff] [blame] | 434 | ScopedThreadStateChange tsc(Thread::Current(), kNative); |
Elliott Hughes | bf86d04 | 2011-08-31 17:53:14 -0700 | [diff] [blame] | 435 | exit_(status); |
| 436 | LOG(WARNING) << "Exit hook returned instead of exiting!"; |
| 437 | } |
| 438 | } |
| 439 | |
Mathieu Chartier | 9750995 | 2015-07-13 14:35:43 -0700 | [diff] [blame] | 440 | void Runtime::SweepSystemWeaks(IsMarkedVisitor* visitor) { |
| 441 | GetInternTable()->SweepInternTableWeaks(visitor); |
| 442 | GetMonitorList()->SweepMonitorList(visitor); |
| 443 | GetJavaVM()->SweepJniWeakGlobals(visitor); |
| 444 | GetHeap()->SweepAllocationRecords(visitor); |
Igor Murashkin | e2facc5 | 2015-07-10 13:49:08 -0700 | [diff] [blame] | 445 | GetLambdaBoxTable()->SweepWeakBoxedLambdas(visitor); |
Mathieu Chartier | 6aa3df9 | 2013-09-17 15:17:28 -0700 | [diff] [blame] | 446 | } |
| 447 | |
Vladimir Marko | 88b2b80 | 2015-12-04 14:19:04 +0000 | [diff] [blame] | 448 | bool Runtime::ParseOptions(const RuntimeOptions& raw_options, |
| 449 | bool ignore_unrecognized, |
| 450 | RuntimeArgumentMap* runtime_options) { |
| 451 | InitLogging(/* argv */ nullptr); // Calls Locks::Init() as a side effect. |
| 452 | bool parsed = ParsedOptions::Parse(raw_options, ignore_unrecognized, runtime_options); |
| 453 | if (!parsed) { |
| 454 | LOG(ERROR) << "Failed to parse options"; |
| 455 | return false; |
| 456 | } |
| 457 | return true; |
| 458 | } |
| 459 | |
| 460 | bool Runtime::Create(RuntimeArgumentMap&& runtime_options) { |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 461 | // TODO: acquire a static mutex on Runtime to avoid racing. |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 462 | if (Runtime::instance_ != nullptr) { |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 463 | return false; |
Carl Shapiro | 2ed144c | 2011-07-26 16:52:08 -0700 | [diff] [blame] | 464 | } |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 465 | instance_ = new Runtime; |
Vladimir Marko | 88b2b80 | 2015-12-04 14:19:04 +0000 | [diff] [blame] | 466 | if (!instance_->Init(std::move(runtime_options))) { |
Jean Christophe Beyler | 24e04aa | 2014-09-12 12:03:25 -0700 | [diff] [blame] | 467 | // TODO: Currently deleting the instance will abort the runtime on destruction. Now This will |
| 468 | // leak memory, instead. Fix the destructor. b/19100793. |
| 469 | // delete instance_; |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 470 | instance_ = nullptr; |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 471 | return false; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 472 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 473 | return true; |
Brian Carlstrom | 69b15fb | 2011-09-03 12:25:21 -0700 | [diff] [blame] | 474 | } |
Elliott Hughes | 0af5543 | 2011-08-17 18:37:28 -0700 | [diff] [blame] | 475 | |
Vladimir Marko | 88b2b80 | 2015-12-04 14:19:04 +0000 | [diff] [blame] | 476 | bool Runtime::Create(const RuntimeOptions& raw_options, bool ignore_unrecognized) { |
| 477 | RuntimeArgumentMap runtime_options; |
| 478 | return ParseOptions(raw_options, ignore_unrecognized, &runtime_options) && |
| 479 | Create(std::move(runtime_options)); |
| 480 | } |
| 481 | |
Andreas Gampe | 81c6f8d | 2015-03-25 17:19:53 -0700 | [diff] [blame] | 482 | static jobject CreateSystemClassLoader(Runtime* runtime) { |
| 483 | if (runtime->IsAotCompiler() && !runtime->GetCompilerCallbacks()->IsBootImage()) { |
| 484 | return nullptr; |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 485 | } |
| 486 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 487 | ScopedObjectAccess soa(Thread::Current()); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 488 | ClassLinker* cl = Runtime::Current()->GetClassLinker(); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 489 | auto pointer_size = cl->GetImagePointerSize(); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 490 | |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 491 | StackHandleScope<2> hs(soa.Self()); |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 492 | Handle<mirror::Class> class_loader_class( |
| 493 | hs.NewHandle(soa.Decode<mirror::Class*>(WellKnownClasses::java_lang_ClassLoader))); |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 494 | CHECK(cl->EnsureInitialized(soa.Self(), class_loader_class, true, true)); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 495 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 496 | ArtMethod* getSystemClassLoader = class_loader_class->FindDirectMethod( |
| 497 | "getSystemClassLoader", "()Ljava/lang/ClassLoader;", pointer_size); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 498 | CHECK(getSystemClassLoader != nullptr); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 499 | |
Ian Rogers | 53b8b09 | 2014-03-13 23:45:53 -0700 | [diff] [blame] | 500 | JValue result = InvokeWithJValues(soa, nullptr, soa.EncodeMethod(getSystemClassLoader), nullptr); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 501 | JNIEnv* env = soa.Self()->GetJniEnv(); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 502 | ScopedLocalRef<jobject> system_class_loader(env, soa.AddLocalReference<jobject>(result.GetL())); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 503 | CHECK(system_class_loader.get() != nullptr); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 504 | |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 505 | soa.Self()->SetClassLoaderOverride(system_class_loader.get()); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 506 | |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 507 | Handle<mirror::Class> thread_class( |
| 508 | hs.NewHandle(soa.Decode<mirror::Class*>(WellKnownClasses::java_lang_Thread))); |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 509 | CHECK(cl->EnsureInitialized(soa.Self(), thread_class, true, true)); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 510 | |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 511 | ArtField* contextClassLoader = |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 512 | thread_class->FindDeclaredInstanceField("contextClassLoader", "Ljava/lang/ClassLoader;"); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 513 | CHECK(contextClassLoader != nullptr); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 514 | |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 515 | // We can't run in a transaction yet. |
Ian Rogers | 68d8b42 | 2014-07-17 11:09:10 -0700 | [diff] [blame] | 516 | contextClassLoader->SetObject<false>(soa.Self()->GetPeer(), |
| 517 | soa.Decode<mirror::ClassLoader*>(system_class_loader.get())); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 518 | |
| 519 | return env->NewGlobalRef(system_class_loader.get()); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 520 | } |
| 521 | |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 522 | std::string Runtime::GetPatchoatExecutable() const { |
| 523 | if (!patchoat_executable_.empty()) { |
| 524 | return patchoat_executable_; |
| 525 | } |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 526 | std::string patchoat_executable(GetAndroidRoot()); |
| 527 | patchoat_executable += (kIsDebugBuild ? "/bin/patchoatd" : "/bin/patchoat"); |
| 528 | return patchoat_executable; |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 529 | } |
| 530 | |
Tsu Chiang Chuang | 12e6d74 | 2014-05-22 10:22:25 -0700 | [diff] [blame] | 531 | std::string Runtime::GetCompilerExecutable() const { |
| 532 | if (!compiler_executable_.empty()) { |
| 533 | return compiler_executable_; |
| 534 | } |
| 535 | std::string compiler_executable(GetAndroidRoot()); |
| 536 | compiler_executable += (kIsDebugBuild ? "/bin/dex2oatd" : "/bin/dex2oat"); |
| 537 | return compiler_executable; |
| 538 | } |
| 539 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 540 | bool Runtime::Start() { |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 541 | VLOG(startup) << "Runtime::Start entering"; |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 542 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 543 | CHECK(!no_sig_chain_) << "A started runtime should have sig chain enabled"; |
| 544 | |
Hiroshi Yamauchi | 6ffb9cc | 2015-08-31 15:14:17 -0700 | [diff] [blame] | 545 | // If a debug host build, disable ptrace restriction for debugging and test timeout thread dump. |
Hiroshi Yamauchi | c823eff | 2015-09-01 16:21:35 -0700 | [diff] [blame] | 546 | // Only 64-bit as prctl() may fail in 32 bit userspace on a 64-bit kernel. |
Bilyan Borisov | bb661c0 | 2016-04-04 16:27:32 +0100 | [diff] [blame] | 547 | #if defined(__linux__) && !defined(ART_TARGET_ANDROID) && defined(__x86_64__) |
Hiroshi Yamauchi | 6ffb9cc | 2015-08-31 15:14:17 -0700 | [diff] [blame] | 548 | if (kIsDebugBuild) { |
| 549 | CHECK_EQ(prctl(PR_SET_PTRACER, PR_SET_PTRACER_ANY), 0); |
| 550 | } |
| 551 | #endif |
| 552 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 553 | // Restore main thread state to kNative as expected by native code. |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 554 | Thread* self = Thread::Current(); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 555 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 556 | self->TransitionFromRunnableToSuspended(kNative); |
| 557 | |
Brian Carlstrom | 5d40f18 | 2011-09-26 22:29:18 -0700 | [diff] [blame] | 558 | started_ = true; |
| 559 | |
Calin Juravle | ffc8707 | 2016-04-20 14:22:09 +0100 | [diff] [blame] | 560 | // Create the JIT either if we have to use JIT compilation or save profiling info. |
| 561 | // TODO(calin): We use the JIT class as a proxy for JIT compilation and for |
| 562 | // recoding profiles. Maybe we should consider changing the name to be more clear it's |
| 563 | // not only about compiling. b/28295073. |
| 564 | if (jit_options_->UseJitCompilation() || jit_options_->GetSaveProfilingInfo()) { |
Mathieu Chartier | 72918ea | 2016-03-24 11:07:06 -0700 | [diff] [blame] | 565 | std::string error_msg; |
| 566 | if (!IsZygote()) { |
| 567 | // If we are the zygote then we need to wait until after forking to create the code cache |
| 568 | // due to SELinux restrictions on r/w/x memory regions. |
| 569 | CreateJit(); |
Calin Juravle | ffc8707 | 2016-04-20 14:22:09 +0100 | [diff] [blame] | 570 | } else if (jit_options_->UseJitCompilation()) { |
| 571 | if (!jit::Jit::LoadCompilerLibrary(&error_msg)) { |
| 572 | // Try to load compiler pre zygote to reduce PSS. b/27744947 |
| 573 | LOG(WARNING) << "Failed to load JIT compiler with error " << error_msg; |
| 574 | } |
Mathieu Chartier | 72918ea | 2016-03-24 11:07:06 -0700 | [diff] [blame] | 575 | } |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 576 | } |
| 577 | |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 578 | if (!IsImageDex2OatEnabled() || !GetHeap()->HasBootImageSpace()) { |
Mathieu Chartier | eb175f7 | 2014-10-31 11:49:27 -0700 | [diff] [blame] | 579 | ScopedObjectAccess soa(self); |
Przemyslaw Szczepaniak | a2b147e | 2016-05-12 14:55:48 +0100 | [diff] [blame] | 580 | StackHandleScope<2> hs(soa.Self()); |
| 581 | |
| 582 | auto class_class(hs.NewHandle<mirror::Class>(mirror::Class::GetJavaLangClass())); |
| 583 | auto field_class(hs.NewHandle<mirror::Class>(mirror::Field::StaticClass())); |
| 584 | |
| 585 | class_linker_->EnsureInitialized(soa.Self(), class_class, true, true); |
| 586 | // Field class is needed for register_java_net_InetAddress in libcore, b/28153851. |
| 587 | class_linker_->EnsureInitialized(soa.Self(), field_class, true, true); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 588 | } |
| 589 | |
Brian Carlstrom | ae82698 | 2011-11-09 01:33:42 -0800 | [diff] [blame] | 590 | // InitNativeMethods needs to be after started_ so that the classes |
| 591 | // it touches will have methods linked to the oat file if necessary. |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 592 | { |
| 593 | ScopedTrace trace2("InitNativeMethods"); |
| 594 | InitNativeMethods(); |
| 595 | } |
Brian Carlstrom | ae82698 | 2011-11-09 01:33:42 -0800 | [diff] [blame] | 596 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 597 | // Initialize well known thread group values that may be accessed threads while attaching. |
| 598 | InitThreadGroups(self); |
| 599 | |
Jesse Wilson | 9a6bae8 | 2011-11-14 14:57:30 -0500 | [diff] [blame] | 600 | Thread::FinishStartup(); |
| 601 | |
Andreas Gampe | 81c6f8d | 2015-03-25 17:19:53 -0700 | [diff] [blame] | 602 | system_class_loader_ = CreateSystemClassLoader(this); |
jgu21 | a6da74e | 2014-09-10 06:57:17 -0400 | [diff] [blame] | 603 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 604 | if (is_zygote_) { |
| 605 | if (!InitZygote()) { |
| 606 | return false; |
| 607 | } |
| 608 | } else { |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 609 | if (is_native_bridge_loaded_) { |
jgu21 | a6da74e | 2014-09-10 06:57:17 -0400 | [diff] [blame] | 610 | PreInitializeNativeBridge("."); |
| 611 | } |
Calin Juravle | d3e7c6c | 2016-02-04 19:07:51 +0000 | [diff] [blame] | 612 | NativeBridgeAction action = force_native_bridge_ |
| 613 | ? NativeBridgeAction::kInitialize |
| 614 | : NativeBridgeAction::kUnload; |
Nicolas Geoffray | ba69a51 | 2015-11-17 13:50:21 +0000 | [diff] [blame] | 615 | InitNonZygoteOrPostFork(self->GetJniEnv(), |
Nicolas Geoffray | d66c862 | 2015-12-11 14:59:16 +0000 | [diff] [blame] | 616 | /* is_system_server */ false, |
Calin Juravle | d3e7c6c | 2016-02-04 19:07:51 +0000 | [diff] [blame] | 617 | action, |
Nicolas Geoffray | ba69a51 | 2015-11-17 13:50:21 +0000 | [diff] [blame] | 618 | GetInstructionSetString(kRuntimeISA)); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 619 | } |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 620 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 621 | StartDaemonThreads(); |
Brian Carlstrom | 0a5b14d | 2011-09-27 13:29:15 -0700 | [diff] [blame] | 622 | |
Yevgeny Rouban | 35aef2c | 2014-05-19 16:19:36 +0700 | [diff] [blame] | 623 | { |
| 624 | ScopedObjectAccess soa(self); |
| 625 | self->GetJniEnv()->locals.AssertEmpty(); |
| 626 | } |
Elliott Hughes | 726079d | 2011-10-07 18:43:44 -0700 | [diff] [blame] | 627 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 628 | VLOG(startup) << "Runtime::Start exiting"; |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 629 | finished_starting_ = true; |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 630 | |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 631 | if (profiler_options_.IsEnabled() && !profile_output_filename_.empty()) { |
| 632 | // User has asked for a profile using -Xenable-profiler. |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 633 | // Create the profile file if it doesn't exist. |
| 634 | int fd = open(profile_output_filename_.c_str(), O_RDWR|O_CREAT|O_EXCL, 0660); |
| 635 | if (fd >= 0) { |
| 636 | close(fd); |
Wei Jin | a93b0bb | 2014-06-09 16:19:15 -0700 | [diff] [blame] | 637 | } else if (errno != EEXIST) { |
Calin Juravle | 4d77b6a | 2015-12-01 18:38:09 +0000 | [diff] [blame] | 638 | LOG(WARNING) << "Failed to access the profile file. Profiler disabled."; |
Dave Allison | 39c3bfb | 2014-01-28 18:33:52 -0800 | [diff] [blame] | 639 | } |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 640 | } |
| 641 | |
Andreas Gampe | 40da286 | 2015-02-27 12:49:04 -0800 | [diff] [blame] | 642 | if (trace_config_.get() != nullptr && trace_config_->trace_file != "") { |
| 643 | ScopedThreadStateChange tsc(self, kWaitingForMethodTracingStart); |
| 644 | Trace::Start(trace_config_->trace_file.c_str(), |
| 645 | -1, |
| 646 | static_cast<int>(trace_config_->trace_file_size), |
| 647 | 0, |
| 648 | trace_config_->trace_output_mode, |
| 649 | trace_config_->trace_mode, |
| 650 | 0); |
| 651 | } |
| 652 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 653 | return true; |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 654 | } |
| 655 | |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 656 | void Runtime::EndThreadBirth() REQUIRES(Locks::runtime_shutdown_lock_) { |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 657 | DCHECK_GT(threads_being_born_, 0U); |
| 658 | threads_being_born_--; |
| 659 | if (shutting_down_started_ && threads_being_born_ == 0) { |
Ian Rogers | c604d73 | 2012-10-14 16:09:54 -0700 | [diff] [blame] | 660 | shutdown_cond_->Broadcast(Thread::Current()); |
Ian Rogers | 120f1c7 | 2012-09-28 17:17:10 -0700 | [diff] [blame] | 661 | } |
| 662 | } |
| 663 | |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 664 | // Do zygote-mode-only initialization. |
| 665 | bool Runtime::InitZygote() { |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 666 | #ifdef __linux__ |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 667 | // zygote goes into its own process group |
Brian Carlstrom | b1eba21 | 2013-07-17 18:07:19 -0700 | [diff] [blame] | 668 | setpgid(0, 0); |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 669 | |
| 670 | // See storage config details at http://source.android.com/tech/storage/ |
| 671 | // Create private mount namespace shared by all children |
| 672 | if (unshare(CLONE_NEWNS) == -1) { |
Andreas Gampe | 695a273 | 2015-07-24 15:41:20 -0700 | [diff] [blame] | 673 | PLOG(ERROR) << "Failed to unshare()"; |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 674 | return false; |
| 675 | } |
| 676 | |
| 677 | // Mark rootfs as being a slave so that changes from default |
| 678 | // namespace only flow into our children. |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 679 | if (mount("rootfs", "/", nullptr, (MS_SLAVE | MS_REC), nullptr) == -1) { |
Andreas Gampe | 695a273 | 2015-07-24 15:41:20 -0700 | [diff] [blame] | 680 | PLOG(ERROR) << "Failed to mount() rootfs as MS_SLAVE"; |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 681 | return false; |
| 682 | } |
| 683 | |
| 684 | // Create a staging tmpfs that is shared by our children; they will |
| 685 | // bind mount storage into their respective private namespaces, which |
| 686 | // are isolated from each other. |
| 687 | const char* target_base = getenv("EMULATED_STORAGE_TARGET"); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 688 | if (target_base != nullptr) { |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 689 | if (mount("tmpfs", target_base, "tmpfs", MS_NOSUID | MS_NODEV, |
Jeff Sharkey | 52cd1e8 | 2013-09-17 16:25:12 -0700 | [diff] [blame] | 690 | "uid=0,gid=1028,mode=0751") == -1) { |
Andreas Gampe | 695a273 | 2015-07-24 15:41:20 -0700 | [diff] [blame] | 691 | PLOG(ERROR) << "Failed to mount tmpfs to " << target_base; |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 692 | return false; |
| 693 | } |
| 694 | } |
| 695 | |
| 696 | return true; |
Ian Rogers | c5f1773 | 2014-06-05 20:48:42 -0700 | [diff] [blame] | 697 | #else |
| 698 | UNIMPLEMENTED(FATAL); |
| 699 | return false; |
| 700 | #endif |
Brian Carlstrom | bd86bcc | 2013-03-10 20:26:16 -0700 | [diff] [blame] | 701 | } |
| 702 | |
Nicolas Geoffray | d66c862 | 2015-12-11 14:59:16 +0000 | [diff] [blame] | 703 | void Runtime::InitNonZygoteOrPostFork( |
| 704 | JNIEnv* env, bool is_system_server, NativeBridgeAction action, const char* isa) { |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 705 | is_zygote_ = false; |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 706 | |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 707 | if (is_native_bridge_loaded_) { |
| 708 | switch (action) { |
| 709 | case NativeBridgeAction::kUnload: |
| 710 | UnloadNativeBridge(); |
| 711 | is_native_bridge_loaded_ = false; |
| 712 | break; |
Andreas Gampe | 6be67ee | 2014-09-02 21:22:18 -0700 | [diff] [blame] | 713 | |
Calin Juravle | 07d83c7 | 2014-10-22 21:02:23 +0100 | [diff] [blame] | 714 | case NativeBridgeAction::kInitialize: |
| 715 | InitializeNativeBridge(env, isa); |
| 716 | break; |
| 717 | } |
Andreas Gampe | 6be67ee | 2014-09-02 21:22:18 -0700 | [diff] [blame] | 718 | } |
| 719 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 720 | // Create the thread pools. |
Mathieu Chartier | 02b6a78 | 2012-10-26 13:51:26 -0700 | [diff] [blame] | 721 | heap_->CreateThreadPool(); |
Hiroshi Yamauchi | 3767017 | 2015-06-10 17:20:54 -0700 | [diff] [blame] | 722 | // Reset the gc performance data at zygote fork so that the GCs |
| 723 | // before fork aren't attributed to an app. |
| 724 | heap_->ResetGcPerformanceInfo(); |
| 725 | |
Calin Juravle | ffc8707 | 2016-04-20 14:22:09 +0100 | [diff] [blame] | 726 | |
| 727 | if (!is_system_server && |
| 728 | !safe_mode_ && |
| 729 | (jit_options_->UseJitCompilation() || jit_options_->GetSaveProfilingInfo()) && |
| 730 | jit_.get() == nullptr) { |
Nicolas Geoffray | ba69a51 | 2015-11-17 13:50:21 +0000 | [diff] [blame] | 731 | // Note that when running ART standalone (not zygote, nor zygote fork), |
| 732 | // the jit may have already been created. |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 733 | CreateJit(); |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 734 | } |
Mathieu Chartier | 02b6a78 | 2012-10-26 13:51:26 -0700 | [diff] [blame] | 735 | |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 736 | StartSignalCatcher(); |
Elliott Hughes | d1cc836 | 2011-10-24 16:58:50 -0700 | [diff] [blame] | 737 | |
| 738 | // Start the JDWP thread. If the command-line debugger flags specified "suspend=y", |
| 739 | // this will pause the runtime, so we probably want this to come last. |
Sebastien Hertz | b3b173b | 2015-02-06 09:16:32 +0100 | [diff] [blame] | 740 | Dbg::StartJdwp(); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 741 | } |
| 742 | |
| 743 | void Runtime::StartSignalCatcher() { |
| 744 | if (!is_zygote_) { |
Elliott Hughes | 94ce37a | 2011-10-18 15:07:48 -0700 | [diff] [blame] | 745 | signal_catcher_ = new SignalCatcher(stack_trace_file_); |
Brian Carlstrom | caabb1b | 2011-10-11 18:09:13 -0700 | [diff] [blame] | 746 | } |
| 747 | } |
| 748 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 749 | bool Runtime::IsShuttingDown(Thread* self) { |
| 750 | MutexLock mu(self, *Locks::runtime_shutdown_lock_); |
| 751 | return IsShuttingDownLocked(); |
| 752 | } |
| 753 | |
Nicolas Geoffray | 7a4d015 | 2015-07-10 17:29:39 +0100 | [diff] [blame] | 754 | bool Runtime::IsDebuggable() const { |
Mathieu Chartier | f9c6fc6 | 2015-10-07 11:44:05 -0700 | [diff] [blame] | 755 | const OatFile* oat_file = GetOatFileManager().GetPrimaryOatFile(); |
Nicolas Geoffray | 7a4d015 | 2015-07-10 17:29:39 +0100 | [diff] [blame] | 756 | return oat_file != nullptr && oat_file->IsDebuggable(); |
| 757 | } |
| 758 | |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 759 | void Runtime::StartDaemonThreads() { |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 760 | ScopedTrace trace(__FUNCTION__); |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 761 | VLOG(startup) << "Runtime::StartDaemonThreads entering"; |
Elliott Hughes | 85d1545 | 2011-09-16 17:33:01 -0700 | [diff] [blame] | 762 | |
Elliott Hughes | 719b323 | 2011-09-25 17:42:19 -0700 | [diff] [blame] | 763 | Thread* self = Thread::Current(); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 764 | |
| 765 | // Must be in the kNative state for calling native methods. |
Ian Rogers | 50b35e2 | 2012-10-04 10:09:15 -0700 | [diff] [blame] | 766 | CHECK_EQ(self->GetState(), kNative); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 767 | |
Elliott Hughes | 719b323 | 2011-09-25 17:42:19 -0700 | [diff] [blame] | 768 | JNIEnv* env = self->GetJniEnv(); |
Ian Rogers | 2fa6b2e | 2012-10-17 00:10:17 -0700 | [diff] [blame] | 769 | env->CallStaticVoidMethod(WellKnownClasses::java_lang_Daemons, |
| 770 | WellKnownClasses::java_lang_Daemons_start); |
| 771 | if (env->ExceptionCheck()) { |
| 772 | env->ExceptionDescribe(); |
| 773 | LOG(FATAL) << "Error starting java.lang.Daemons"; |
| 774 | } |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 775 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 776 | VLOG(startup) << "Runtime::StartDaemonThreads exiting"; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 777 | } |
| 778 | |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 779 | // Attempts to open dex files from image(s). Given the image location, try to find the oat file |
| 780 | // and open it to get the stored dex file. If the image is the first for a multi-image boot |
| 781 | // classpath, go on and also open the other images. |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 782 | static bool OpenDexFilesFromImage(const std::string& image_location, |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 783 | std::vector<std::unique_ptr<const DexFile>>* dex_files, |
| 784 | size_t* failures) { |
| 785 | DCHECK(dex_files != nullptr) << "OpenDexFilesFromImage: out-param is nullptr"; |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 786 | |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 787 | // Use a work-list approach, so that we can easily reuse the opening code. |
| 788 | std::vector<std::string> image_locations; |
| 789 | image_locations.push_back(image_location); |
| 790 | |
| 791 | for (size_t index = 0; index < image_locations.size(); ++index) { |
| 792 | std::string system_filename; |
| 793 | bool has_system = false; |
| 794 | std::string cache_filename_unused; |
| 795 | bool dalvik_cache_exists_unused; |
| 796 | bool has_cache_unused; |
| 797 | bool is_global_cache_unused; |
| 798 | bool found_image = gc::space::ImageSpace::FindImageFilename(image_locations[index].c_str(), |
| 799 | kRuntimeISA, |
| 800 | &system_filename, |
| 801 | &has_system, |
| 802 | &cache_filename_unused, |
| 803 | &dalvik_cache_exists_unused, |
| 804 | &has_cache_unused, |
| 805 | &is_global_cache_unused); |
| 806 | |
| 807 | if (!found_image || !has_system) { |
| 808 | return false; |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 809 | } |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 810 | |
| 811 | // We are falling back to non-executable use of the oat file because patching failed, presumably |
| 812 | // due to lack of space. |
| 813 | std::string oat_filename = |
| 814 | ImageHeader::GetOatLocationFromImageLocation(system_filename.c_str()); |
| 815 | std::string oat_location = |
| 816 | ImageHeader::GetOatLocationFromImageLocation(image_locations[index].c_str()); |
| 817 | // Note: in the multi-image case, the image location may end in ".jar," and not ".art." Handle |
| 818 | // that here. |
| 819 | if (EndsWith(oat_location, ".jar")) { |
| 820 | oat_location.replace(oat_location.length() - 3, 3, "oat"); |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 821 | } |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 822 | |
| 823 | std::unique_ptr<File> file(OS::OpenFileForReading(oat_filename.c_str())); |
| 824 | if (file.get() == nullptr) { |
| 825 | return false; |
| 826 | } |
| 827 | std::string error_msg; |
Mathieu Chartier | 0b4cbd0 | 2016-03-08 16:49:58 -0800 | [diff] [blame] | 828 | std::unique_ptr<ElfFile> elf_file(ElfFile::Open(file.release(), |
| 829 | false, |
| 830 | false, |
| 831 | /*low_4gb*/false, |
| 832 | &error_msg)); |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 833 | if (elf_file.get() == nullptr) { |
| 834 | return false; |
| 835 | } |
| 836 | std::unique_ptr<const OatFile> oat_file( |
| 837 | OatFile::OpenWithElfFile(elf_file.release(), oat_location, nullptr, &error_msg)); |
| 838 | if (oat_file == nullptr) { |
| 839 | LOG(WARNING) << "Unable to use '" << oat_filename << "' because " << error_msg; |
| 840 | return false; |
| 841 | } |
| 842 | |
| 843 | for (const OatFile::OatDexFile* oat_dex_file : oat_file->GetOatDexFiles()) { |
| 844 | if (oat_dex_file == nullptr) { |
| 845 | *failures += 1; |
| 846 | continue; |
| 847 | } |
| 848 | std::unique_ptr<const DexFile> dex_file = oat_dex_file->OpenDexFile(&error_msg); |
| 849 | if (dex_file.get() == nullptr) { |
| 850 | *failures += 1; |
| 851 | } else { |
| 852 | dex_files->push_back(std::move(dex_file)); |
| 853 | } |
| 854 | } |
| 855 | |
| 856 | if (index == 0) { |
| 857 | // First file. See if this is a multi-image environment, and if so, enqueue the other images. |
| 858 | const OatHeader& boot_oat_header = oat_file->GetOatHeader(); |
Jeff Hao | f0192c8 | 2016-03-28 20:39:50 -0700 | [diff] [blame] | 859 | const char* boot_cp = boot_oat_header.GetStoreValueByKey(OatHeader::kBootClassPathKey); |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 860 | if (boot_cp != nullptr) { |
Andreas Gampe | 8994a04 | 2015-12-30 19:03:17 +0000 | [diff] [blame] | 861 | gc::space::ImageSpace::CreateMultiImageLocations(image_locations[0], |
| 862 | boot_cp, |
| 863 | &image_locations); |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 864 | } |
| 865 | } |
| 866 | |
| 867 | Runtime::Current()->GetOatFileManager().RegisterOatFile(std::move(oat_file)); |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 868 | } |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 869 | return true; |
| 870 | } |
| 871 | |
| 872 | |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 873 | static size_t OpenDexFiles(const std::vector<std::string>& dex_filenames, |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 874 | const std::vector<std::string>& dex_locations, |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 875 | const std::string& image_location, |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 876 | std::vector<std::unique_ptr<const DexFile>>* dex_files) { |
| 877 | DCHECK(dex_files != nullptr) << "OpenDexFiles: out-param is nullptr"; |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 878 | size_t failure_count = 0; |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 879 | if (!image_location.empty() && OpenDexFilesFromImage(image_location, dex_files, &failure_count)) { |
Alex Light | 84d7605 | 2014-08-22 17:49:35 -0700 | [diff] [blame] | 880 | return failure_count; |
| 881 | } |
| 882 | failure_count = 0; |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 883 | for (size_t i = 0; i < dex_filenames.size(); i++) { |
| 884 | const char* dex_filename = dex_filenames[i].c_str(); |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 885 | const char* dex_location = dex_locations[i].c_str(); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 886 | std::string error_msg; |
| 887 | if (!OS::FileExists(dex_filename)) { |
| 888 | LOG(WARNING) << "Skipping non-existent dex file '" << dex_filename << "'"; |
| 889 | continue; |
| 890 | } |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 891 | if (!DexFile::Open(dex_filename, dex_location, &error_msg, dex_files)) { |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 892 | LOG(WARNING) << "Failed to open .dex from file '" << dex_filename << "': " << error_msg; |
| 893 | ++failure_count; |
| 894 | } |
| 895 | } |
| 896 | return failure_count; |
| 897 | } |
| 898 | |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 899 | void Runtime::SetSentinel(mirror::Object* sentinel) { |
| 900 | CHECK(sentinel_.Read() == nullptr); |
| 901 | CHECK(sentinel != nullptr); |
Hiroshi Yamauchi | 04302db | 2015-11-11 23:45:34 -0800 | [diff] [blame] | 902 | CHECK(!heap_->IsMovableObject(sentinel)); |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 903 | sentinel_ = GcRoot<mirror::Object>(sentinel); |
| 904 | } |
| 905 | |
Vladimir Marko | 88b2b80 | 2015-12-04 14:19:04 +0000 | [diff] [blame] | 906 | bool Runtime::Init(RuntimeArgumentMap&& runtime_options_in) { |
| 907 | RuntimeArgumentMap runtime_options(std::move(runtime_options_in)); |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 908 | ScopedTrace trace(__FUNCTION__); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 909 | CHECK_EQ(sysconf(_SC_PAGE_SIZE), kPageSize); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 910 | |
Mathieu Chartier | 6e88ef6 | 2014-10-14 15:01:24 -0700 | [diff] [blame] | 911 | MemMap::Init(); |
| 912 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 913 | using Opt = RuntimeArgumentMap; |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 914 | VLOG(startup) << "Runtime::Init -verbose:startup enabled"; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 915 | |
Elliott Hughes | 7c6169d | 2012-05-02 16:11:48 -0700 | [diff] [blame] | 916 | QuasiAtomic::Startup(); |
| 917 | |
Mathieu Chartier | e58991b | 2015-10-13 07:59:34 -0700 | [diff] [blame] | 918 | oat_file_manager_ = new OatFileManager; |
Mathieu Chartier | f9c6fc6 | 2015-10-07 11:44:05 -0700 | [diff] [blame] | 919 | |
Calin Juravle | b2771b4 | 2016-04-07 17:09:25 +0100 | [diff] [blame] | 920 | Thread::SetSensitiveThreadHook(runtime_options.GetOrDefault(Opt::HookIsSensitiveThread)); |
| 921 | Monitor::Init(runtime_options.GetOrDefault(Opt::LockProfThreshold)); |
Elliott Hughes | 32d6e1e | 2011-10-11 14:47:44 -0700 | [diff] [blame] | 922 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 923 | boot_class_path_string_ = runtime_options.ReleaseOrDefault(Opt::BootClassPath); |
| 924 | class_path_string_ = runtime_options.ReleaseOrDefault(Opt::ClassPath); |
| 925 | properties_ = runtime_options.ReleaseOrDefault(Opt::PropertiesList); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 926 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 927 | compiler_callbacks_ = runtime_options.GetOrDefault(Opt::CompilerCallbacksPtr); |
| 928 | patchoat_executable_ = runtime_options.ReleaseOrDefault(Opt::PatchOat); |
| 929 | must_relocate_ = runtime_options.GetOrDefault(Opt::Relocate); |
| 930 | is_zygote_ = runtime_options.Exists(Opt::Zygote); |
| 931 | is_explicit_gc_disabled_ = runtime_options.Exists(Opt::DisableExplicitGC); |
| 932 | dex2oat_enabled_ = runtime_options.GetOrDefault(Opt::Dex2Oat); |
| 933 | image_dex2oat_enabled_ = runtime_options.GetOrDefault(Opt::ImageDex2Oat); |
Nicolas Geoffray | a73280d | 2016-02-15 13:05:16 +0000 | [diff] [blame] | 934 | dump_native_stack_on_sig_quit_ = runtime_options.GetOrDefault(Opt::DumpNativeStackOnSigQuit); |
Elliott Hughes | 9ca7a1f | 2011-10-11 14:29:52 -0700 | [diff] [blame] | 935 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 936 | vfprintf_ = runtime_options.GetOrDefault(Opt::HookVfprintf); |
| 937 | exit_ = runtime_options.GetOrDefault(Opt::HookExit); |
| 938 | abort_ = runtime_options.GetOrDefault(Opt::HookAbort); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 939 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 940 | default_stack_size_ = runtime_options.GetOrDefault(Opt::StackSize); |
| 941 | stack_trace_file_ = runtime_options.ReleaseOrDefault(Opt::StackTraceFile); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 942 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 943 | compiler_executable_ = runtime_options.ReleaseOrDefault(Opt::Compiler); |
| 944 | compiler_options_ = runtime_options.ReleaseOrDefault(Opt::CompilerOptions); |
| 945 | image_compiler_options_ = runtime_options.ReleaseOrDefault(Opt::ImageCompilerOptions); |
| 946 | image_location_ = runtime_options.GetOrDefault(Opt::Image); |
Brian Carlstrom | 2ec6520 | 2014-03-03 15:16:37 -0800 | [diff] [blame] | 947 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 948 | max_spins_before_thin_lock_inflation_ = |
| 949 | runtime_options.GetOrDefault(Opt::MaxSpinsBeforeThinLockInflation); |
Ian Rogers | d9c4fc9 | 2013-10-01 19:45:43 -0700 | [diff] [blame] | 950 | |
Elliott Hughes | c33a32b | 2011-10-11 18:18:07 -0700 | [diff] [blame] | 951 | monitor_list_ = new MonitorList; |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 952 | monitor_pool_ = MonitorPool::Create(); |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 953 | thread_list_ = new ThreadList; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 954 | intern_table_ = new InternTable; |
| 955 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 956 | verify_ = runtime_options.GetOrDefault(Opt::Verify); |
Jean Christophe Beyler | 24e04aa | 2014-09-12 12:03:25 -0700 | [diff] [blame] | 957 | allow_dex_file_fallback_ = !runtime_options.Exists(Opt::NoDexFileFallback); |
Logan Chien | dd361c9 | 2012-04-10 23:40:37 +0800 | [diff] [blame] | 958 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 959 | no_sig_chain_ = runtime_options.Exists(Opt::NoSigChain); |
Calin Juravle | d3e7c6c | 2016-02-04 19:07:51 +0000 | [diff] [blame] | 960 | force_native_bridge_ = runtime_options.Exists(Opt::ForceNativeBridge); |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 961 | |
Dmitriy Ivanov | 785049f | 2014-07-18 10:08:57 -0700 | [diff] [blame] | 962 | Split(runtime_options.GetOrDefault(Opt::CpuAbiList), ',', &cpu_abilist_); |
| 963 | |
Andreas Gampe | dd67125 | 2015-07-23 14:37:18 -0700 | [diff] [blame] | 964 | fingerprint_ = runtime_options.ReleaseOrDefault(Opt::Fingerprint); |
| 965 | |
Igor Murashkin | eb6c7c2 | 2015-02-04 17:30:43 -0800 | [diff] [blame] | 966 | if (runtime_options.GetOrDefault(Opt::Interpret)) { |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 967 | GetInstrumentation()->ForceInterpretOnly(); |
| 968 | } |
| 969 | |
Narayan Kamath | 5a2be3f | 2015-02-16 13:51:51 +0000 | [diff] [blame] | 970 | zygote_max_failed_boots_ = runtime_options.GetOrDefault(Opt::ZygoteMaxFailedBoots); |
Alex Light | eb7c144 | 2015-08-31 13:17:42 -0700 | [diff] [blame] | 971 | experimental_flags_ = runtime_options.GetOrDefault(Opt::Experimental); |
Mathieu Chartier | 32cc9ee | 2015-10-15 09:19:15 -0700 | [diff] [blame] | 972 | is_low_memory_mode_ = runtime_options.Exists(Opt::LowMemoryMode); |
Narayan Kamath | 5a2be3f | 2015-02-16 13:51:51 +0000 | [diff] [blame] | 973 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 974 | XGcOption xgc_option = runtime_options.GetOrDefault(Opt::GcOption); |
| 975 | heap_ = new gc::Heap(runtime_options.GetOrDefault(Opt::MemoryInitialSize), |
| 976 | runtime_options.GetOrDefault(Opt::HeapGrowthLimit), |
| 977 | runtime_options.GetOrDefault(Opt::HeapMinFree), |
| 978 | runtime_options.GetOrDefault(Opt::HeapMaxFree), |
| 979 | runtime_options.GetOrDefault(Opt::HeapTargetUtilization), |
| 980 | runtime_options.GetOrDefault(Opt::ForegroundHeapGrowthMultiplier), |
| 981 | runtime_options.GetOrDefault(Opt::MemoryMaximumSize), |
| 982 | runtime_options.GetOrDefault(Opt::NonMovingSpaceCapacity), |
| 983 | runtime_options.GetOrDefault(Opt::Image), |
| 984 | runtime_options.GetOrDefault(Opt::ImageInstructionSet), |
| 985 | xgc_option.collector_type_, |
| 986 | runtime_options.GetOrDefault(Opt::BackgroundGc), |
| 987 | runtime_options.GetOrDefault(Opt::LargeObjectSpace), |
| 988 | runtime_options.GetOrDefault(Opt::LargeObjectThreshold), |
| 989 | runtime_options.GetOrDefault(Opt::ParallelGCThreads), |
| 990 | runtime_options.GetOrDefault(Opt::ConcGCThreads), |
| 991 | runtime_options.Exists(Opt::LowMemoryMode), |
| 992 | runtime_options.GetOrDefault(Opt::LongPauseLogThreshold), |
| 993 | runtime_options.GetOrDefault(Opt::LongGCLogThreshold), |
| 994 | runtime_options.Exists(Opt::IgnoreMaxFootprint), |
Hiroshi Yamauchi | f360ad0 | 2015-02-20 11:28:03 -0800 | [diff] [blame] | 995 | runtime_options.GetOrDefault(Opt::UseTLAB), |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 996 | xgc_option.verify_pre_gc_heap_, |
| 997 | xgc_option.verify_pre_sweeping_heap_, |
| 998 | xgc_option.verify_post_gc_heap_, |
| 999 | xgc_option.verify_pre_gc_rosalloc_, |
| 1000 | xgc_option.verify_pre_sweeping_rosalloc_, |
| 1001 | xgc_option.verify_post_gc_rosalloc_, |
Mathieu Chartier | 3100080 | 2015-06-14 14:14:37 -0700 | [diff] [blame] | 1002 | xgc_option.gcstress_, |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1003 | runtime_options.GetOrDefault(Opt::EnableHSpaceCompactForOOM), |
| 1004 | runtime_options.GetOrDefault(Opt::HSpaceCompactForOOMMinIntervalsMs)); |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 1005 | |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 1006 | if (!heap_->HasBootImageSpace() && !allow_dex_file_fallback_) { |
Jean Christophe Beyler | 24e04aa | 2014-09-12 12:03:25 -0700 | [diff] [blame] | 1007 | LOG(ERROR) << "Dex file fallback disabled, cannot continue without image."; |
| 1008 | return false; |
| 1009 | } |
| 1010 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1011 | dump_gc_performance_on_shutdown_ = runtime_options.Exists(Opt::DumpGCPerformanceOnShutdown); |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 1012 | |
Sebastien Hertz | 3be6e9d | 2015-02-05 16:30:58 +0100 | [diff] [blame] | 1013 | if (runtime_options.Exists(Opt::JdwpOptions)) { |
Sebastien Hertz | b3b173b | 2015-02-06 09:16:32 +0100 | [diff] [blame] | 1014 | Dbg::ConfigureJdwp(runtime_options.GetOrDefault(Opt::JdwpOptions)); |
Sebastien Hertz | 3be6e9d | 2015-02-05 16:30:58 +0100 | [diff] [blame] | 1015 | } |
| 1016 | |
Mathieu Chartier | 455f67c | 2015-03-17 13:48:29 -0700 | [diff] [blame] | 1017 | jit_options_.reset(jit::JitOptions::CreateFromRuntimeArguments(runtime_options)); |
Mathieu Chartier | 455f67c | 2015-03-17 13:48:29 -0700 | [diff] [blame] | 1018 | if (IsAotCompiler()) { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1019 | // If we are already the compiler at this point, we must be dex2oat. Don't create the jit in |
| 1020 | // this case. |
| 1021 | // If runtime_options doesn't have UseJIT set to true then CreateFromRuntimeArguments returns |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 1022 | // null and we don't create the jit. |
Calin Juravle | ffc8707 | 2016-04-20 14:22:09 +0100 | [diff] [blame] | 1023 | jit_options_->SetUseJitCompilation(false); |
| 1024 | jit_options_->SetSaveProfilingInfo(false); |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1025 | } |
| 1026 | |
Igor Murashkin | e2facc5 | 2015-07-10 13:49:08 -0700 | [diff] [blame] | 1027 | // Allocate a global table of boxed lambda objects <-> closures. |
| 1028 | lambda_box_table_ = MakeUnique<lambda::BoxTable>(); |
| 1029 | |
Mathieu Chartier | c6201fa | 2015-03-12 10:06:33 -0700 | [diff] [blame] | 1030 | // Use MemMap arena pool for jit, malloc otherwise. Malloc arenas are faster to allocate but |
| 1031 | // can't be trimmed as easily. |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1032 | const bool use_malloc = IsAotCompiler(); |
Nicolas Geoffray | 25e0456 | 2016-03-01 13:17:58 +0000 | [diff] [blame] | 1033 | arena_pool_.reset(new ArenaPool(use_malloc, /* low_4gb */ false)); |
| 1034 | jit_arena_pool_.reset( |
| 1035 | new ArenaPool(/* use_malloc */ false, /* low_4gb */ false, "CompilerMetadata")); |
| 1036 | |
Mathieu Chartier | 017ed0b | 2015-09-22 11:04:26 -0700 | [diff] [blame] | 1037 | if (IsAotCompiler() && Is64BitInstructionSet(kRuntimeISA)) { |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 1038 | // 4gb, no malloc. Explanation in header. |
Nicolas Geoffray | 25e0456 | 2016-03-01 13:17:58 +0000 | [diff] [blame] | 1039 | low_4gb_arena_pool_.reset(new ArenaPool(/* use_malloc */ false, /* low_4gb */ true)); |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 1040 | } |
Mathieu Chartier | 951ec2c | 2015-09-22 08:50:05 -0700 | [diff] [blame] | 1041 | linear_alloc_.reset(CreateLinearAlloc()); |
Mathieu Chartier | c6201fa | 2015-03-12 10:06:33 -0700 | [diff] [blame] | 1042 | |
Dave Allison | 3d14eb6 | 2014-07-10 01:54:57 +0000 | [diff] [blame] | 1043 | BlockSignals(); |
| 1044 | InitPlatformSignalHandlers(); |
| 1045 | |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 1046 | // Change the implicit checks flags based on runtime architecture. |
| 1047 | switch (kRuntimeISA) { |
| 1048 | case kArm: |
| 1049 | case kThumb2: |
| 1050 | case kX86: |
Stuart Monteith | d5c78f4 | 2014-06-11 16:44:46 +0100 | [diff] [blame] | 1051 | case kArm64: |
Dave Allison | dfd3b47 | 2014-07-16 16:04:32 -0700 | [diff] [blame] | 1052 | case kX86_64: |
Douglas Leung | 22bb5a2 | 2015-07-02 16:42:08 -0700 | [diff] [blame] | 1053 | case kMips: |
| 1054 | case kMips64: |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 1055 | implicit_null_checks_ = true; |
Andreas Gampe | 928f72b | 2014-09-09 19:53:48 -0700 | [diff] [blame] | 1056 | // Installing stack protection does not play well with valgrind. |
Evgenii Stepanov | 1e13374 | 2015-05-20 12:30:59 -0700 | [diff] [blame] | 1057 | implicit_so_checks_ = !(RUNNING_ON_MEMORY_TOOL && kMemoryToolIsValgrind); |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 1058 | break; |
| 1059 | default: |
| 1060 | // Keep the defaults. |
| 1061 | break; |
| 1062 | } |
| 1063 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 1064 | if (!no_sig_chain_) { |
| 1065 | // Dex2Oat's Runtime does not need the signal chain or the fault handler. |
Dave Allison | cefcea8 | 2014-09-16 10:01:01 -0700 | [diff] [blame] | 1066 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 1067 | // Initialize the signal chain so that any calls to sigaction get |
| 1068 | // correctly routed to the next in the chain regardless of whether we |
| 1069 | // have claimed the signal or not. |
| 1070 | InitializeSignalChain(); |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 1071 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 1072 | if (implicit_null_checks_ || implicit_so_checks_ || implicit_suspend_checks_) { |
| 1073 | fault_manager.Init(); |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 1074 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 1075 | // These need to be in a specific order. The null point check handler must be |
| 1076 | // after the suspend check and stack overflow check handlers. |
| 1077 | // |
| 1078 | // Note: the instances attach themselves to the fault manager and are handled by it. The manager |
| 1079 | // will delete the instance on Shutdown(). |
| 1080 | if (implicit_suspend_checks_) { |
| 1081 | new SuspensionHandler(&fault_manager); |
| 1082 | } |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 1083 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 1084 | if (implicit_so_checks_) { |
| 1085 | new StackOverflowHandler(&fault_manager); |
| 1086 | } |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 1087 | |
Calin Juravle | 01aaf6e | 2015-06-19 22:05:39 +0100 | [diff] [blame] | 1088 | if (implicit_null_checks_) { |
| 1089 | new NullPointerHandler(&fault_manager); |
| 1090 | } |
| 1091 | |
| 1092 | if (kEnableJavaStackTraceHandler) { |
| 1093 | new JavaStackTraceHandler(&fault_manager); |
| 1094 | } |
Dave Allison | 69dfe51 | 2014-07-11 17:11:58 +0000 | [diff] [blame] | 1095 | } |
| 1096 | } |
| 1097 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1098 | java_vm_ = new JavaVMExt(this, runtime_options); |
Elliott Hughes | 515a5bc | 2011-08-17 11:08:34 -0700 | [diff] [blame] | 1099 | |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 1100 | Thread::Startup(); |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 1101 | |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 1102 | // ClassLinker needs an attached thread, but we can't fully attach a thread without creating |
| 1103 | // objects. We can't supply a thread group yet; it will be fixed later. Since we are the main |
| 1104 | // thread, we do not get a java peer. |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1105 | Thread* self = Thread::Attach("main", false, nullptr, false); |
Ian Rogers | dd7624d | 2014-03-14 17:43:00 -0700 | [diff] [blame] | 1106 | CHECK_EQ(self->GetThreadId(), ThreadList::kMainThreadId); |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1107 | CHECK(self != nullptr); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 1108 | |
Brian Carlstrom | f28bc5b | 2011-10-26 01:15:03 -0700 | [diff] [blame] | 1109 | // 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] | 1110 | self->TransitionFromSuspendedToRunnable(); |
Brian Carlstrom | f28bc5b | 2011-10-26 01:15:03 -0700 | [diff] [blame] | 1111 | |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1112 | // 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] | 1113 | GetHeap()->EnableObjectValidation(); |
| 1114 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 1115 | CHECK_GE(GetHeap()->GetContinuousSpaces().size(), 1U); |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 1116 | class_linker_ = new ClassLinker(intern_table_); |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 1117 | if (GetHeap()->HasBootImageSpace()) { |
Andreas Gampe | 3db9c5d | 2015-11-17 11:52:46 -0800 | [diff] [blame] | 1118 | std::string error_msg; |
Mathieu Chartier | fbc3108 | 2016-01-24 11:59:56 -0800 | [diff] [blame] | 1119 | bool result = class_linker_->InitFromBootImage(&error_msg); |
Andreas Gampe | 3db9c5d | 2015-11-17 11:52:46 -0800 | [diff] [blame] | 1120 | if (!result) { |
| 1121 | LOG(ERROR) << "Could not initialize from image: " << error_msg; |
| 1122 | return false; |
| 1123 | } |
Hiroshi Yamauchi | bd0fb61 | 2014-05-20 13:46:00 -0700 | [diff] [blame] | 1124 | if (kIsDebugBuild) { |
Jeff Hao | dcdc85b | 2015-12-04 14:06:18 -0800 | [diff] [blame] | 1125 | for (auto image_space : GetHeap()->GetBootImageSpaces()) { |
| 1126 | image_space->VerifyImageAllocations(); |
| 1127 | } |
Hiroshi Yamauchi | bd0fb61 | 2014-05-20 13:46:00 -0700 | [diff] [blame] | 1128 | } |
Sebastien Hertz | e6c143f | 2015-01-13 10:10:40 +0100 | [diff] [blame] | 1129 | if (boot_class_path_string_.empty()) { |
| 1130 | // The bootclasspath is not explicitly specified: construct it from the loaded dex files. |
| 1131 | const std::vector<const DexFile*>& boot_class_path = GetClassLinker()->GetBootClassPath(); |
| 1132 | std::vector<std::string> dex_locations; |
| 1133 | dex_locations.reserve(boot_class_path.size()); |
| 1134 | for (const DexFile* dex_file : boot_class_path) { |
| 1135 | dex_locations.push_back(dex_file->GetLocation()); |
| 1136 | } |
| 1137 | boot_class_path_string_ = Join(dex_locations, ':'); |
| 1138 | } |
Vladimir Marko | cac5a7e | 2016-02-22 10:39:50 +0000 | [diff] [blame] | 1139 | { |
| 1140 | ScopedTrace trace2("AddImageStringsToTable"); |
| 1141 | GetInternTable()->AddImagesStringsToTable(heap_->GetBootImageSpaces()); |
| 1142 | } |
| 1143 | { |
| 1144 | ScopedTrace trace2("MoveImageClassesToClassTable"); |
| 1145 | GetClassLinker()->AddBootImageClassesToClassTable(); |
| 1146 | } |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 1147 | } else { |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 1148 | std::vector<std::string> dex_filenames; |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 1149 | Split(boot_class_path_string_, ':', &dex_filenames); |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 1150 | |
| 1151 | std::vector<std::string> dex_locations; |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1152 | if (!runtime_options.Exists(Opt::BootClassPathLocations)) { |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 1153 | dex_locations = dex_filenames; |
| 1154 | } else { |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1155 | dex_locations = runtime_options.GetOrDefault(Opt::BootClassPathLocations); |
Richard Uhler | c275259 | 2015-01-02 13:28:22 -0800 | [diff] [blame] | 1156 | CHECK_EQ(dex_filenames.size(), dex_locations.size()); |
| 1157 | } |
| 1158 | |
Richard Uhler | fbef44d | 2014-12-23 09:48:51 -0800 | [diff] [blame] | 1159 | std::vector<std::unique_ptr<const DexFile>> boot_class_path; |
Vladimir Marko | 9bdf108 | 2016-01-21 12:15:52 +0000 | [diff] [blame] | 1160 | if (runtime_options.Exists(Opt::BootClassPathDexList)) { |
| 1161 | boot_class_path.swap(*runtime_options.GetOrDefault(Opt::BootClassPathDexList)); |
| 1162 | } else { |
| 1163 | OpenDexFiles(dex_filenames, |
| 1164 | dex_locations, |
| 1165 | runtime_options.GetOrDefault(Opt::Image), |
| 1166 | &boot_class_path); |
| 1167 | } |
Jeff Hao | c7d1188 | 2015-02-03 15:08:39 -0800 | [diff] [blame] | 1168 | instruction_set_ = runtime_options.GetOrDefault(Opt::ImageInstructionSet); |
Andreas Gampe | 3db9c5d | 2015-11-17 11:52:46 -0800 | [diff] [blame] | 1169 | std::string error_msg; |
| 1170 | if (!class_linker_->InitWithoutImage(std::move(boot_class_path), &error_msg)) { |
| 1171 | LOG(ERROR) << "Could not initialize without image: " << error_msg; |
| 1172 | return false; |
| 1173 | } |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1174 | |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 1175 | // TODO: Should we move the following to InitWithoutImage? |
Jeff Hao | c7d1188 | 2015-02-03 15:08:39 -0800 | [diff] [blame] | 1176 | SetInstructionSet(instruction_set_); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 1177 | for (int i = 0; i < Runtime::kLastCalleeSaveType; i++) { |
| 1178 | Runtime::CalleeSaveType type = Runtime::CalleeSaveType(i); |
| 1179 | if (!HasCalleeSaveMethod(type)) { |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 1180 | SetCalleeSaveMethod(CreateCalleeSaveMethod(), type); |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 1181 | } |
| 1182 | } |
Igor Murashkin | a2cfee3 | 2015-01-07 16:37:24 -0800 | [diff] [blame] | 1183 | } |
| 1184 | |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1185 | CHECK(class_linker_ != nullptr); |
Ian Rogers | c0542af | 2014-09-03 16:16:56 -0700 | [diff] [blame] | 1186 | |
Sameer Abu Asal | 51a5fb7 | 2013-02-19 14:25:01 -0800 | [diff] [blame] | 1187 | verifier::MethodVerifier::Init(); |
Brian Carlstrom | 6ea095a | 2011-08-16 15:26:54 -0700 | [diff] [blame] | 1188 | |
Andreas Gampe | f6a780a | 2015-04-02 18:51:05 -0700 | [diff] [blame] | 1189 | if (runtime_options.Exists(Opt::MethodTrace)) { |
| 1190 | trace_config_.reset(new TraceConfig()); |
| 1191 | trace_config_->trace_file = runtime_options.ReleaseOrDefault(Opt::MethodTraceFile); |
| 1192 | trace_config_->trace_file_size = runtime_options.ReleaseOrDefault(Opt::MethodTraceFileSize); |
| 1193 | trace_config_->trace_mode = Trace::TraceMode::kMethodTracing; |
Andreas Gampe | 40da286 | 2015-02-27 12:49:04 -0800 | [diff] [blame] | 1194 | trace_config_->trace_output_mode = runtime_options.Exists(Opt::MethodTraceStreaming) ? |
| 1195 | Trace::TraceOutputMode::kStreaming : |
| 1196 | Trace::TraceOutputMode::kFile; |
Andreas Gampe | f6a780a | 2015-04-02 18:51:05 -0700 | [diff] [blame] | 1197 | } |
jeffhao | b5e8185 | 2012-03-12 11:15:45 -0700 | [diff] [blame] | 1198 | |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1199 | { |
| 1200 | auto&& profiler_options = runtime_options.ReleaseOrDefault(Opt::ProfilerOpts); |
| 1201 | profile_output_filename_ = profiler_options.output_file_name_; |
| 1202 | |
| 1203 | // TODO: Don't do this, just change ProfilerOptions to include the output file name? |
| 1204 | ProfilerOptions other_options( |
| 1205 | profiler_options.enabled_, |
| 1206 | profiler_options.period_s_, |
| 1207 | profiler_options.duration_s_, |
| 1208 | profiler_options.interval_us_, |
| 1209 | profiler_options.backoff_coefficient_, |
| 1210 | profiler_options.start_immediately_, |
| 1211 | profiler_options.top_k_threshold_, |
| 1212 | profiler_options.top_k_change_threshold_, |
| 1213 | profiler_options.profile_type_, |
| 1214 | profiler_options.max_stack_depth_); |
| 1215 | |
| 1216 | profiler_options_ = other_options; |
| 1217 | } |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 1218 | |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1219 | // TODO: move this to just be an Trace::Start argument |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1220 | Trace::SetDefaultClockSource(runtime_options.GetOrDefault(Opt::ProfileClock)); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 1221 | |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1222 | // Pre-allocate an OutOfMemoryError for the double-OOME case. |
Nicolas Geoffray | 0aa50ce | 2015-03-10 11:03:29 +0000 | [diff] [blame] | 1223 | self->ThrowNewException("Ljava/lang/OutOfMemoryError;", |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1224 | "OutOfMemoryError thrown while trying to throw OutOfMemoryError; " |
Elliott Hughes | 4f55ff6 | 2014-10-21 07:36:19 -0700 | [diff] [blame] | 1225 | "no stack trace available"); |
Nicolas Geoffray | 14691c5 | 2015-03-05 10:40:17 +0000 | [diff] [blame] | 1226 | pre_allocated_OutOfMemoryError_ = GcRoot<mirror::Throwable>(self->GetException()); |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1227 | self->ClearException(); |
| 1228 | |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1229 | // Pre-allocate a NoClassDefFoundError for the common case of failing to find a system class |
| 1230 | // ahead of checking the application's class loader. |
Nicolas Geoffray | 0aa50ce | 2015-03-10 11:03:29 +0000 | [diff] [blame] | 1231 | self->ThrowNewException("Ljava/lang/NoClassDefFoundError;", |
Elliott Hughes | 4f55ff6 | 2014-10-21 07:36:19 -0700 | [diff] [blame] | 1232 | "Class not found using the boot class loader; no stack trace available"); |
Nicolas Geoffray | 14691c5 | 2015-03-05 10:40:17 +0000 | [diff] [blame] | 1233 | pre_allocated_NoClassDefFoundError_ = GcRoot<mirror::Throwable>(self->GetException()); |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1234 | self->ClearException(); |
| 1235 | |
Andreas Gampe | 855564b | 2014-07-25 02:32:19 -0700 | [diff] [blame] | 1236 | // Look for a native bridge. |
Andreas Gampe | 6be67ee | 2014-09-02 21:22:18 -0700 | [diff] [blame] | 1237 | // |
| 1238 | // The intended flow here is, in the case of a running system: |
| 1239 | // |
| 1240 | // Runtime::Init() (zygote): |
| 1241 | // LoadNativeBridge -> dlopen from cmd line parameter. |
| 1242 | // | |
| 1243 | // V |
| 1244 | // Runtime::Start() (zygote): |
| 1245 | // No-op wrt native bridge. |
| 1246 | // | |
| 1247 | // | start app |
| 1248 | // V |
| 1249 | // DidForkFromZygote(action) |
| 1250 | // action = kUnload -> dlclose native bridge. |
| 1251 | // action = kInitialize -> initialize library |
| 1252 | // |
| 1253 | // |
| 1254 | // The intended flow here is, in the case of a simple dalvikvm call: |
| 1255 | // |
| 1256 | // Runtime::Init(): |
| 1257 | // LoadNativeBridge -> dlopen from cmd line parameter. |
| 1258 | // | |
| 1259 | // V |
| 1260 | // Runtime::Start(): |
| 1261 | // DidForkFromZygote(kInitialize) -> try to initialize any native bridge given. |
| 1262 | // No-op wrt native bridge. |
Igor Murashkin | aaebaa0 | 2015-01-26 10:55:53 -0800 | [diff] [blame] | 1263 | { |
| 1264 | std::string native_bridge_file_name = runtime_options.ReleaseOrDefault(Opt::NativeBridge); |
| 1265 | is_native_bridge_loaded_ = LoadNativeBridge(native_bridge_file_name); |
| 1266 | } |
Calin Juravle | a68629e | 2014-08-22 12:53:59 +0100 | [diff] [blame] | 1267 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 1268 | VLOG(startup) << "Runtime::Init exiting"; |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1269 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 1270 | return true; |
| 1271 | } |
| 1272 | |
Elliott Hughes | 038a806 | 2011-09-18 14:12:41 -0700 | [diff] [blame] | 1273 | void Runtime::InitNativeMethods() { |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 1274 | VLOG(startup) << "Runtime::InitNativeMethods entering"; |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1275 | Thread* self = Thread::Current(); |
| 1276 | JNIEnv* env = self->GetJniEnv(); |
| 1277 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 1278 | // 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] | 1279 | CHECK_EQ(self->GetState(), kNative); |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1280 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 1281 | // First set up JniConstants, which is used by both the runtime's built-in native |
| 1282 | // methods and libcore. |
Elliott Hughes | fea966e | 2011-09-22 10:26:20 -0700 | [diff] [blame] | 1283 | JniConstants::init(env); |
| 1284 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 1285 | // Then set up the native methods provided by the runtime itself. |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1286 | RegisterRuntimeNativeMethods(env); |
| 1287 | |
Yi Kong | 0871cd7 | 2015-11-20 16:00:31 +0000 | [diff] [blame] | 1288 | // Initialize classes used in JNI. The initialization requires runtime native |
| 1289 | // methods to be loaded first. |
| 1290 | WellKnownClasses::Init(env); |
| 1291 | |
Narayan Kamath | d7b3c7f | 2015-11-18 09:49:10 +0000 | [diff] [blame] | 1292 | // Then set up libjavacore / libopenjdk, which are just a regular JNI libraries with |
Narayan Kamath | d1ef436 | 2015-11-12 11:49:06 +0000 | [diff] [blame] | 1293 | // a regular JNI_OnLoad. Most JNI libraries can just use System.loadLibrary, but |
| 1294 | // libcore can't because it's the library that implements System.loadLibrary! |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1295 | { |
Dmitriy Ivanov | 44409d3 | 2015-11-11 14:18:55 -0800 | [diff] [blame] | 1296 | std::string error_msg; |
Dimitry Ivanov | 942dc298 | 2016-02-24 13:33:33 -0800 | [diff] [blame] | 1297 | if (!java_vm_->LoadNativeLibrary(env, "libjavacore.so", nullptr, nullptr, &error_msg)) { |
Dmitriy Ivanov | 44409d3 | 2015-11-11 14:18:55 -0800 | [diff] [blame] | 1298 | LOG(FATAL) << "LoadNativeLibrary failed for \"libjavacore.so\": " << error_msg; |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1299 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1300 | } |
Piotr Jastrzebski | 8ca9077 | 2015-04-24 09:18:00 +0100 | [diff] [blame] | 1301 | { |
Andreas Gampe | 10edbb1 | 2016-01-06 17:59:49 -0800 | [diff] [blame] | 1302 | constexpr const char* kOpenJdkLibrary = kIsDebugBuild |
| 1303 | ? "libopenjdkd.so" |
| 1304 | : "libopenjdk.so"; |
Dmitriy Ivanov | 3e38172 | 2015-11-23 17:40:11 -0800 | [diff] [blame] | 1305 | std::string error_msg; |
Dimitry Ivanov | 942dc298 | 2016-02-24 13:33:33 -0800 | [diff] [blame] | 1306 | if (!java_vm_->LoadNativeLibrary(env, kOpenJdkLibrary, nullptr, nullptr, &error_msg)) { |
Andreas Gampe | 10edbb1 | 2016-01-06 17:59:49 -0800 | [diff] [blame] | 1307 | LOG(FATAL) << "LoadNativeLibrary failed for \"" << kOpenJdkLibrary << "\": " << error_msg; |
Piotr Jastrzebski | 8ca9077 | 2015-04-24 09:18:00 +0100 | [diff] [blame] | 1308 | } |
Piotr Jastrzebski | 8ca9077 | 2015-04-24 09:18:00 +0100 | [diff] [blame] | 1309 | } |
Ian Rogers | ef28b14 | 2012-11-30 14:22:18 -0800 | [diff] [blame] | 1310 | |
| 1311 | // Initialize well known classes that may invoke runtime native methods. |
| 1312 | WellKnownClasses::LateInit(env); |
| 1313 | |
Elliott Hughes | 4dd9b4d | 2011-12-12 18:29:24 -0800 | [diff] [blame] | 1314 | VLOG(startup) << "Runtime::InitNativeMethods exiting"; |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1315 | } |
| 1316 | |
Jean-Philippe Halimi | ca76a1a | 2016-02-02 19:48:52 +0100 | [diff] [blame] | 1317 | void Runtime::ReclaimArenaPoolMemory() { |
| 1318 | arena_pool_->LockReclaimMemory(); |
| 1319 | } |
| 1320 | |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 1321 | void Runtime::InitThreadGroups(Thread* self) { |
| 1322 | JNIEnvExt* env = self->GetJniEnv(); |
| 1323 | ScopedJniEnvLocalRefState env_state(env); |
| 1324 | main_thread_group_ = |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1325 | env->NewGlobalRef(env->GetStaticObjectField( |
| 1326 | WellKnownClasses::java_lang_ThreadGroup, |
| 1327 | WellKnownClasses::java_lang_ThreadGroup_mainThreadGroup)); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 1328 | CHECK(main_thread_group_ != nullptr || IsAotCompiler()); |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 1329 | system_thread_group_ = |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1330 | env->NewGlobalRef(env->GetStaticObjectField( |
| 1331 | WellKnownClasses::java_lang_ThreadGroup, |
| 1332 | WellKnownClasses::java_lang_ThreadGroup_systemThreadGroup)); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 1333 | CHECK(system_thread_group_ != nullptr || IsAotCompiler()); |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 1334 | } |
| 1335 | |
| 1336 | jobject Runtime::GetMainThreadGroup() const { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 1337 | CHECK(main_thread_group_ != nullptr || IsAotCompiler()); |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 1338 | return main_thread_group_; |
| 1339 | } |
| 1340 | |
| 1341 | jobject Runtime::GetSystemThreadGroup() const { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 1342 | CHECK(system_thread_group_ != nullptr || IsAotCompiler()); |
Brian Carlstrom | 034f76b | 2012-08-01 15:51:58 -0700 | [diff] [blame] | 1343 | return system_thread_group_; |
Ian Rogers | 365c102 | 2012-06-22 15:05:28 -0700 | [diff] [blame] | 1344 | } |
| 1345 | |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 1346 | jobject Runtime::GetSystemClassLoader() const { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 1347 | CHECK(system_class_loader_ != nullptr || IsAotCompiler()); |
Brian Carlstrom | ce88853 | 2013-10-10 00:32:58 -0700 | [diff] [blame] | 1348 | return system_class_loader_; |
| 1349 | } |
| 1350 | |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1351 | void Runtime::RegisterRuntimeNativeMethods(JNIEnv* env) { |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 1352 | register_dalvik_system_DexFile(env); |
| 1353 | register_dalvik_system_VMDebug(env); |
| 1354 | register_dalvik_system_VMRuntime(env); |
| 1355 | register_dalvik_system_VMStack(env); |
| 1356 | register_dalvik_system_ZygoteHooks(env); |
| 1357 | register_java_lang_Class(env); |
| 1358 | register_java_lang_DexCache(env); |
| 1359 | register_java_lang_Object(env); |
| 1360 | register_java_lang_ref_FinalizerReference(env); |
Jeff Hao | 1133db7 | 2016-04-04 19:50:14 -0700 | [diff] [blame] | 1361 | register_java_lang_reflect_AbstractMethod(env); |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 1362 | register_java_lang_reflect_Array(env); |
| 1363 | register_java_lang_reflect_Constructor(env); |
| 1364 | register_java_lang_reflect_Field(env); |
| 1365 | register_java_lang_reflect_Method(env); |
| 1366 | register_java_lang_reflect_Proxy(env); |
| 1367 | register_java_lang_ref_Reference(env); |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 1368 | register_java_lang_String(env); |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 1369 | register_java_lang_StringFactory(env); |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 1370 | register_java_lang_System(env); |
| 1371 | register_java_lang_Thread(env); |
| 1372 | register_java_lang_Throwable(env); |
| 1373 | register_java_lang_VMClassLoader(env); |
| 1374 | register_java_util_concurrent_atomic_AtomicLong(env); |
Jeff Hao | 848f70a | 2014-01-15 13:49:50 -0800 | [diff] [blame] | 1375 | register_libcore_util_CharsetUtils(env); |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 1376 | register_org_apache_harmony_dalvik_ddmc_DdmServer(env); |
| 1377 | register_org_apache_harmony_dalvik_ddmc_DdmVmInternal(env); |
| 1378 | register_sun_misc_Unsafe(env); |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 1379 | } |
| 1380 | |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 1381 | void Runtime::DumpForSigQuit(std::ostream& os) { |
Mathieu Chartier | 0b8f1bf | 2015-12-10 17:11:07 -0800 | [diff] [blame] | 1382 | // Dumping for SIGQIT may cause deadlocks if the the debugger is active. b/26118154 |
| 1383 | if (Dbg::IsDebuggerActive()) { |
| 1384 | LOG(INFO) << "Skipping DumpForSigQuit due to active debugger"; |
| 1385 | return; |
| 1386 | } |
Elliott Hughes | cac6cc7 | 2011-11-03 20:31:21 -0700 | [diff] [blame] | 1387 | GetClassLinker()->DumpForSigQuit(os); |
| 1388 | GetInternTable()->DumpForSigQuit(os); |
Elliott Hughes | ae80b49 | 2012-04-24 10:43:17 -0700 | [diff] [blame] | 1389 | GetJavaVM()->DumpForSigQuit(os); |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 1390 | GetHeap()->DumpForSigQuit(os); |
Nicolas Geoffray | 04680f3 | 2016-03-17 11:56:54 +0000 | [diff] [blame] | 1391 | oat_file_manager_->DumpForSigQuit(os); |
Nicolas Geoffray | aee2156 | 2015-12-15 16:39:44 +0000 | [diff] [blame] | 1392 | if (GetJit() != nullptr) { |
| 1393 | GetJit()->DumpForSigQuit(os); |
| 1394 | } else { |
| 1395 | os << "Running non JIT\n"; |
| 1396 | } |
Mathieu Chartier | bad0267 | 2014-08-25 13:08:22 -0700 | [diff] [blame] | 1397 | TrackedAllocators::Dump(os); |
Elliott Hughes | 42ee142 | 2011-09-06 12:33:32 -0700 | [diff] [blame] | 1398 | os << "\n"; |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 1399 | |
Elliott Hughes | c967f78 | 2012-04-16 10:23:15 -0700 | [diff] [blame] | 1400 | thread_list_->DumpForSigQuit(os); |
Ian Rogers | 56edc43 | 2013-01-18 16:51:51 -0800 | [diff] [blame] | 1401 | BaseMutex::DumpAll(os); |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 1402 | } |
| 1403 | |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 1404 | void Runtime::DumpLockHolders(std::ostream& os) { |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 1405 | uint64_t mutator_lock_owner = Locks::mutator_lock_->GetExclusiveOwnerTid(); |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 1406 | pid_t thread_list_lock_owner = GetThreadList()->GetLockOwner(); |
| 1407 | pid_t classes_lock_owner = GetClassLinker()->GetClassesLockOwner(); |
| 1408 | pid_t dex_lock_owner = GetClassLinker()->GetDexLockOwner(); |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1409 | if ((thread_list_lock_owner | classes_lock_owner | dex_lock_owner) != 0) { |
| 1410 | os << "Mutator lock exclusive owner tid: " << mutator_lock_owner << "\n" |
Elliott Hughes | 21a5bf2 | 2011-12-07 14:35:20 -0800 | [diff] [blame] | 1411 | << "ThreadList lock owner tid: " << thread_list_lock_owner << "\n" |
| 1412 | << "ClassLinker classes lock owner tid: " << classes_lock_owner << "\n" |
| 1413 | << "ClassLinker dex lock owner tid: " << dex_lock_owner << "\n"; |
| 1414 | } |
| 1415 | } |
| 1416 | |
Mathieu Chartier | 9ef78b5 | 2014-09-25 17:03:12 -0700 | [diff] [blame] | 1417 | void Runtime::SetStatsEnabled(bool new_state) { |
| 1418 | Thread* self = Thread::Current(); |
| 1419 | MutexLock mu(self, *Locks::instrument_entrypoints_lock_); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1420 | if (new_state == true) { |
| 1421 | GetStats()->Clear(~0); |
| 1422 | // TODO: wouldn't it make more sense to clear _all_ threads' stats? |
Mathieu Chartier | 9ef78b5 | 2014-09-25 17:03:12 -0700 | [diff] [blame] | 1423 | self->GetStats()->Clear(~0); |
| 1424 | if (stats_enabled_ != new_state) { |
| 1425 | GetInstrumentation()->InstrumentQuickAllocEntryPointsLocked(); |
| 1426 | } |
| 1427 | } else if (stats_enabled_ != new_state) { |
| 1428 | GetInstrumentation()->UninstrumentQuickAllocEntryPointsLocked(); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1429 | } |
| 1430 | stats_enabled_ = new_state; |
| 1431 | } |
| 1432 | |
| 1433 | void Runtime::ResetStats(int kinds) { |
| 1434 | GetStats()->Clear(kinds & 0xffff); |
| 1435 | // TODO: wouldn't it make more sense to clear _all_ threads' stats? |
| 1436 | Thread::Current()->GetStats()->Clear(kinds >> 16); |
| 1437 | } |
| 1438 | |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1439 | int32_t Runtime::GetStat(int kind) { |
| 1440 | RuntimeStats* stats; |
| 1441 | if (kind < (1<<16)) { |
| 1442 | stats = GetStats(); |
| 1443 | } else { |
| 1444 | stats = Thread::Current()->GetStats(); |
| 1445 | kind >>= 16; |
| 1446 | } |
| 1447 | switch (kind) { |
| 1448 | case KIND_ALLOCATED_OBJECTS: |
| 1449 | return stats->allocated_objects; |
| 1450 | case KIND_ALLOCATED_BYTES: |
| 1451 | return stats->allocated_bytes; |
| 1452 | case KIND_FREED_OBJECTS: |
| 1453 | return stats->freed_objects; |
| 1454 | case KIND_FREED_BYTES: |
| 1455 | return stats->freed_bytes; |
| 1456 | case KIND_GC_INVOCATIONS: |
| 1457 | return stats->gc_for_alloc_count; |
| 1458 | case KIND_CLASS_INIT_COUNT: |
| 1459 | return stats->class_init_count; |
| 1460 | case KIND_CLASS_INIT_TIME: |
| 1461 | // Convert ns to us, reduce to 32 bits. |
Elliott Hughes | 398f64b | 2012-03-26 18:05:48 -0700 | [diff] [blame] | 1462 | return static_cast<int>(stats->class_init_time_ns / 1000); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1463 | case KIND_EXT_ALLOCATED_OBJECTS: |
| 1464 | case KIND_EXT_ALLOCATED_BYTES: |
| 1465 | case KIND_EXT_FREED_OBJECTS: |
| 1466 | case KIND_EXT_FREED_BYTES: |
| 1467 | return 0; // backward compatibility |
| 1468 | default: |
Elliott Hughes | 7b9d996 | 2012-04-20 18:48:18 -0700 | [diff] [blame] | 1469 | LOG(FATAL) << "Unknown statistic " << kind; |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 1470 | return -1; // unreachable |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 1471 | } |
| 1472 | } |
| 1473 | |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 1474 | void Runtime::BlockSignals() { |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 1475 | SignalSet signals; |
| 1476 | signals.Add(SIGPIPE); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 1477 | // SIGQUIT is used to dump the runtime's state (including stack traces). |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 1478 | signals.Add(SIGQUIT); |
Elliott Hughes | 0879504 | 2012-04-03 14:48:52 -0700 | [diff] [blame] | 1479 | // SIGUSR1 is used to initiate a GC. |
Elliott Hughes | 457005c | 2012-04-16 13:54:25 -0700 | [diff] [blame] | 1480 | signals.Add(SIGUSR1); |
| 1481 | signals.Block(); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 1482 | } |
| 1483 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1484 | bool Runtime::AttachCurrentThread(const char* thread_name, bool as_daemon, jobject thread_group, |
Mathieu Chartier | 664bebf | 2012-11-12 16:54:11 -0800 | [diff] [blame] | 1485 | bool create_peer) { |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 1486 | ScopedTrace trace(__FUNCTION__); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 1487 | return Thread::Attach(thread_name, as_daemon, thread_group, create_peer) != nullptr; |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 1488 | } |
| 1489 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 1490 | void Runtime::DetachCurrentThread() { |
Mathieu Chartier | 32ce2ad | 2016-03-04 14:58:03 -0800 | [diff] [blame] | 1491 | ScopedTrace trace(__FUNCTION__); |
Brian Carlstrom | 4d57143 | 2012-05-16 00:21:41 -0700 | [diff] [blame] | 1492 | Thread* self = Thread::Current(); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 1493 | if (self == nullptr) { |
Brian Carlstrom | 4d57143 | 2012-05-16 00:21:41 -0700 | [diff] [blame] | 1494 | LOG(FATAL) << "attempting to detach thread that is not attached"; |
| 1495 | } |
Ian Rogers | 0399dde | 2012-06-06 17:09:28 -0700 | [diff] [blame] | 1496 | if (self->HasManagedStack()) { |
Elliott Hughes | 22869a9 | 2012-03-27 14:08:24 -0700 | [diff] [blame] | 1497 | LOG(FATAL) << *Thread::Current() << " attempting to detach while still running code"; |
| 1498 | } |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 1499 | thread_list_->Unregister(self); |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 1500 | } |
| 1501 | |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 1502 | mirror::Throwable* Runtime::GetPreAllocatedOutOfMemoryError() { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 1503 | mirror::Throwable* oome = pre_allocated_OutOfMemoryError_.Read(); |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1504 | if (oome == nullptr) { |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1505 | LOG(ERROR) << "Failed to return pre-allocated OOME"; |
| 1506 | } |
Hiroshi Yamauchi | ab08811 | 2014-07-14 13:00:14 -0700 | [diff] [blame] | 1507 | return oome; |
Ian Rogers | a436fde | 2013-08-27 23:34:06 -0700 | [diff] [blame] | 1508 | } |
| 1509 | |
Ian Rogers | 6355745 | 2014-06-04 16:57:15 -0700 | [diff] [blame] | 1510 | mirror::Throwable* Runtime::GetPreAllocatedNoClassDefFoundError() { |
| 1511 | mirror::Throwable* ncdfe = pre_allocated_NoClassDefFoundError_.Read(); |
| 1512 | if (ncdfe == nullptr) { |
| 1513 | LOG(ERROR) << "Failed to return pre-allocated NoClassDefFoundError"; |
| 1514 | } |
| 1515 | return ncdfe; |
| 1516 | } |
| 1517 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1518 | void Runtime::VisitConstantRoots(RootVisitor* visitor) { |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1519 | // 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] | 1520 | // need to be visited once per GC since they never change. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1521 | mirror::Class::VisitRoots(visitor); |
Mathieu Chartier | fc58af4 | 2015-04-16 18:00:39 -0700 | [diff] [blame] | 1522 | mirror::Constructor::VisitRoots(visitor); |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1523 | mirror::Reference::VisitRoots(visitor); |
Mathieu Chartier | fc58af4 | 2015-04-16 18:00:39 -0700 | [diff] [blame] | 1524 | mirror::Method::VisitRoots(visitor); |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1525 | mirror::StackTraceElement::VisitRoots(visitor); |
| 1526 | mirror::String::VisitRoots(visitor); |
| 1527 | mirror::Throwable::VisitRoots(visitor); |
| 1528 | mirror::Field::VisitRoots(visitor); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 1529 | // Visit all the primitive array types classes. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1530 | mirror::PrimitiveArray<uint8_t>::VisitRoots(visitor); // BooleanArray |
| 1531 | mirror::PrimitiveArray<int8_t>::VisitRoots(visitor); // ByteArray |
| 1532 | mirror::PrimitiveArray<uint16_t>::VisitRoots(visitor); // CharArray |
| 1533 | mirror::PrimitiveArray<double>::VisitRoots(visitor); // DoubleArray |
| 1534 | mirror::PrimitiveArray<float>::VisitRoots(visitor); // FloatArray |
| 1535 | mirror::PrimitiveArray<int32_t>::VisitRoots(visitor); // IntArray |
| 1536 | mirror::PrimitiveArray<int64_t>::VisitRoots(visitor); // LongArray |
| 1537 | mirror::PrimitiveArray<int16_t>::VisitRoots(visitor); // ShortArray |
Mathieu Chartier | e3b034a | 2015-05-31 14:29:23 -0700 | [diff] [blame] | 1538 | // Visiting the roots of these ArtMethods is not currently required since all the GcRoots are |
| 1539 | // null. |
| 1540 | BufferedRootVisitor<16> buffered_visitor(visitor, RootInfo(kRootVMInternal)); |
Mathieu Chartier | 1147b9b | 2015-09-14 18:50:08 -0700 | [diff] [blame] | 1541 | const size_t pointer_size = GetClassLinker()->GetImagePointerSize(); |
Mathieu Chartier | e3b034a | 2015-05-31 14:29:23 -0700 | [diff] [blame] | 1542 | if (HasResolutionMethod()) { |
Mathieu Chartier | 1147b9b | 2015-09-14 18:50:08 -0700 | [diff] [blame] | 1543 | resolution_method_->VisitRoots(buffered_visitor, pointer_size); |
Mathieu Chartier | e3b034a | 2015-05-31 14:29:23 -0700 | [diff] [blame] | 1544 | } |
| 1545 | if (HasImtConflictMethod()) { |
Mathieu Chartier | 1147b9b | 2015-09-14 18:50:08 -0700 | [diff] [blame] | 1546 | imt_conflict_method_->VisitRoots(buffered_visitor, pointer_size); |
Mathieu Chartier | e3b034a | 2015-05-31 14:29:23 -0700 | [diff] [blame] | 1547 | } |
| 1548 | if (imt_unimplemented_method_ != nullptr) { |
Mathieu Chartier | 1147b9b | 2015-09-14 18:50:08 -0700 | [diff] [blame] | 1549 | imt_unimplemented_method_->VisitRoots(buffered_visitor, pointer_size); |
Mathieu Chartier | e3b034a | 2015-05-31 14:29:23 -0700 | [diff] [blame] | 1550 | } |
| 1551 | for (size_t i = 0; i < kLastCalleeSaveType; ++i) { |
| 1552 | auto* m = reinterpret_cast<ArtMethod*>(callee_save_methods_[i]); |
| 1553 | if (m != nullptr) { |
Mathieu Chartier | 1147b9b | 2015-09-14 18:50:08 -0700 | [diff] [blame] | 1554 | m->VisitRoots(buffered_visitor, pointer_size); |
Mathieu Chartier | e3b034a | 2015-05-31 14:29:23 -0700 | [diff] [blame] | 1555 | } |
| 1556 | } |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1557 | } |
| 1558 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1559 | void Runtime::VisitConcurrentRoots(RootVisitor* visitor, VisitRootFlags flags) { |
| 1560 | intern_table_->VisitRoots(visitor, flags); |
| 1561 | class_linker_->VisitRoots(visitor, flags); |
Man Cao | 1ed11b9 | 2015-06-11 22:47:35 -0700 | [diff] [blame] | 1562 | heap_->VisitAllocationRecords(visitor); |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1563 | if ((flags & kVisitRootFlagNewRoots) == 0) { |
| 1564 | // Guaranteed to have no new roots in the constant roots. |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1565 | VisitConstantRoots(visitor); |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1566 | } |
Mathieu Chartier | a6b1ead | 2015-10-06 10:32:38 -0700 | [diff] [blame] | 1567 | Dbg::VisitRoots(visitor); |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 1568 | } |
| 1569 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1570 | void Runtime::VisitTransactionRoots(RootVisitor* visitor) { |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 1571 | if (preinitialization_transaction_ != nullptr) { |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1572 | preinitialization_transaction_->VisitRoots(visitor); |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 1573 | } |
| 1574 | } |
| 1575 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1576 | void Runtime::VisitNonThreadRoots(RootVisitor* visitor) { |
| 1577 | java_vm_->VisitRoots(visitor); |
| 1578 | sentinel_.VisitRootIfNonNull(visitor, RootInfo(kRootVMInternal)); |
| 1579 | pre_allocated_OutOfMemoryError_.VisitRootIfNonNull(visitor, RootInfo(kRootVMInternal)); |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1580 | pre_allocated_NoClassDefFoundError_.VisitRootIfNonNull(visitor, RootInfo(kRootVMInternal)); |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1581 | verifier::MethodVerifier::VisitStaticRoots(visitor); |
| 1582 | VisitTransactionRoots(visitor); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 1583 | } |
| 1584 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1585 | void Runtime::VisitNonConcurrentRoots(RootVisitor* visitor) { |
| 1586 | thread_list_->VisitRoots(visitor); |
| 1587 | VisitNonThreadRoots(visitor); |
Mathieu Chartier | 858f1c5 | 2012-10-17 17:45:55 -0700 | [diff] [blame] | 1588 | } |
| 1589 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1590 | void Runtime::VisitThreadRoots(RootVisitor* visitor) { |
| 1591 | thread_list_->VisitRoots(visitor); |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 1592 | } |
| 1593 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1594 | size_t Runtime::FlipThreadRoots(Closure* thread_flip_visitor, Closure* flip_callback, |
Hiroshi Yamauchi | 2cd334a | 2015-01-09 14:03:35 -0800 | [diff] [blame] | 1595 | gc::collector::GarbageCollector* collector) { |
| 1596 | return thread_list_->FlipThreadRoots(thread_flip_visitor, flip_callback, collector); |
| 1597 | } |
| 1598 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1599 | void Runtime::VisitRoots(RootVisitor* visitor, VisitRootFlags flags) { |
| 1600 | VisitNonConcurrentRoots(visitor); |
| 1601 | VisitConcurrentRoots(visitor, flags); |
Mathieu Chartier | 9ebae1f | 2012-10-15 17:38:16 -0700 | [diff] [blame] | 1602 | } |
| 1603 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1604 | void Runtime::VisitImageRoots(RootVisitor* visitor) { |
Mathieu Chartier | 461687d | 2015-03-31 12:05:24 -0700 | [diff] [blame] | 1605 | for (auto* space : GetHeap()->GetContinuousSpaces()) { |
| 1606 | if (space->IsImageSpace()) { |
| 1607 | auto* image_space = space->AsImageSpace(); |
| 1608 | const auto& image_header = image_space->GetImageHeader(); |
| 1609 | for (size_t i = 0; i < ImageHeader::kImageRootsMax; ++i) { |
| 1610 | auto* obj = image_header.GetImageRoot(static_cast<ImageHeader::ImageRoot>(i)); |
| 1611 | if (obj != nullptr) { |
| 1612 | auto* after_obj = obj; |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 1613 | visitor->VisitRoot(&after_obj, RootInfo(kRootStickyClass)); |
Mathieu Chartier | 461687d | 2015-03-31 12:05:24 -0700 | [diff] [blame] | 1614 | CHECK_EQ(after_obj, obj); |
| 1615 | } |
| 1616 | } |
| 1617 | } |
| 1618 | } |
| 1619 | } |
| 1620 | |
Nicolas Geoffray | 796d630 | 2016-03-13 22:22:31 +0000 | [diff] [blame] | 1621 | ArtMethod* Runtime::CreateImtConflictMethod(LinearAlloc* linear_alloc) { |
Mathieu Chartier | 91288d8 | 2016-04-28 09:44:54 -0700 | [diff] [blame] | 1622 | ClassLinker* const class_linker = GetClassLinker(); |
| 1623 | ArtMethod* method = class_linker->CreateRuntimeMethod(linear_alloc); |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1624 | // When compiling, the code pointer will get set later when the image is loaded. |
Mathieu Chartier | 91288d8 | 2016-04-28 09:44:54 -0700 | [diff] [blame] | 1625 | const size_t pointer_size = GetInstructionSetPointerSize(instruction_set_); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1626 | if (IsAotCompiler()) { |
Jeff Hao | c7d1188 | 2015-02-03 15:08:39 -0800 | [diff] [blame] | 1627 | method->SetEntryPointFromQuickCompiledCodePtrSize(nullptr, pointer_size); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1628 | } else { |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 1629 | method->SetEntryPointFromQuickCompiledCode(GetQuickImtConflictStub()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1630 | } |
Mathieu Chartier | 91288d8 | 2016-04-28 09:44:54 -0700 | [diff] [blame] | 1631 | // Create empty conflict table. |
| 1632 | method->SetImtConflictTable(class_linker->CreateImtConflictTable(/*count*/0u, linear_alloc), |
| 1633 | pointer_size); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1634 | return method; |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 1635 | } |
| 1636 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1637 | void Runtime::SetImtConflictMethod(ArtMethod* method) { |
| 1638 | CHECK(method != nullptr); |
| 1639 | CHECK(method->IsRuntimeMethod()); |
| 1640 | imt_conflict_method_ = method; |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1641 | } |
| 1642 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1643 | ArtMethod* Runtime::CreateResolutionMethod() { |
Nicolas Geoffray | 796d630 | 2016-03-13 22:22:31 +0000 | [diff] [blame] | 1644 | auto* method = GetClassLinker()->CreateRuntimeMethod(GetLinearAlloc()); |
Jeff Hao | 58df327 | 2013-04-22 15:28:53 -0700 | [diff] [blame] | 1645 | // When compiling, the code pointer will get set later when the image is loaded. |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1646 | if (IsAotCompiler()) { |
Jeff Hao | c7d1188 | 2015-02-03 15:08:39 -0800 | [diff] [blame] | 1647 | size_t pointer_size = GetInstructionSetPointerSize(instruction_set_); |
| 1648 | method->SetEntryPointFromQuickCompiledCodePtrSize(nullptr, pointer_size); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1649 | } else { |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 1650 | method->SetEntryPointFromQuickCompiledCode(GetQuickResolutionStub()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 1651 | } |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1652 | return method; |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 1653 | } |
| 1654 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1655 | ArtMethod* Runtime::CreateCalleeSaveMethod() { |
Nicolas Geoffray | 796d630 | 2016-03-13 22:22:31 +0000 | [diff] [blame] | 1656 | auto* method = GetClassLinker()->CreateRuntimeMethod(GetLinearAlloc()); |
Jeff Hao | c7d1188 | 2015-02-03 15:08:39 -0800 | [diff] [blame] | 1657 | size_t pointer_size = GetInstructionSetPointerSize(instruction_set_); |
| 1658 | method->SetEntryPointFromQuickCompiledCodePtrSize(nullptr, pointer_size); |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1659 | DCHECK_NE(instruction_set_, kNone); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1660 | DCHECK(method->IsRuntimeMethod()); |
| 1661 | return method; |
Ian Rogers | ff1ed47 | 2011-09-20 13:46:24 -0700 | [diff] [blame] | 1662 | } |
| 1663 | |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1664 | void Runtime::DisallowNewSystemWeaks() { |
Hiroshi Yamauchi | fdbd13c | 2015-09-02 16:16:58 -0700 | [diff] [blame] | 1665 | CHECK(!kUseReadBarrier); |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1666 | monitor_list_->DisallowNewMonitors(); |
Mathieu Chartier | 14c3bf9 | 2015-07-13 14:35:43 -0700 | [diff] [blame] | 1667 | intern_table_->ChangeWeakRootState(gc::kWeakRootStateNoReadsOrWrites); |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1668 | java_vm_->DisallowNewWeakGlobals(); |
Man Cao | 42c3c33 | 2015-06-23 16:38:25 -0700 | [diff] [blame] | 1669 | heap_->DisallowNewAllocationRecords(); |
Igor Murashkin | e2facc5 | 2015-07-10 13:49:08 -0700 | [diff] [blame] | 1670 | lambda_box_table_->DisallowNewWeakBoxedLambdas(); |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1671 | } |
| 1672 | |
| 1673 | void Runtime::AllowNewSystemWeaks() { |
Hiroshi Yamauchi | fdbd13c | 2015-09-02 16:16:58 -0700 | [diff] [blame] | 1674 | CHECK(!kUseReadBarrier); |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1675 | monitor_list_->AllowNewMonitors(); |
Mathieu Chartier | 90ef3db | 2015-08-04 15:19:41 -0700 | [diff] [blame] | 1676 | intern_table_->ChangeWeakRootState(gc::kWeakRootStateNormal); // TODO: Do this in the sweeping. |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1677 | java_vm_->AllowNewWeakGlobals(); |
Man Cao | 42c3c33 | 2015-06-23 16:38:25 -0700 | [diff] [blame] | 1678 | heap_->AllowNewAllocationRecords(); |
Igor Murashkin | e2facc5 | 2015-07-10 13:49:08 -0700 | [diff] [blame] | 1679 | lambda_box_table_->AllowNewWeakBoxedLambdas(); |
Mathieu Chartier | c11d9b8 | 2013-09-19 10:01:59 -0700 | [diff] [blame] | 1680 | } |
| 1681 | |
Hiroshi Yamauchi | 0b71357 | 2015-06-16 18:29:23 -0700 | [diff] [blame] | 1682 | void Runtime::BroadcastForNewSystemWeaks() { |
Hiroshi Yamauchi | fdbd13c | 2015-09-02 16:16:58 -0700 | [diff] [blame] | 1683 | // This is used for the read barrier case that uses the thread-local |
| 1684 | // Thread::GetWeakRefAccessEnabled() flag. |
Hiroshi Yamauchi | 0b71357 | 2015-06-16 18:29:23 -0700 | [diff] [blame] | 1685 | CHECK(kUseReadBarrier); |
| 1686 | monitor_list_->BroadcastForNewMonitors(); |
| 1687 | intern_table_->BroadcastForNewInterns(); |
| 1688 | java_vm_->BroadcastForNewWeakGlobals(); |
Hiroshi Yamauchi | fdbd13c | 2015-09-02 16:16:58 -0700 | [diff] [blame] | 1689 | heap_->BroadcastForNewAllocationRecords(); |
| 1690 | lambda_box_table_->BroadcastForNewWeakBoxedLambdas(); |
Hiroshi Yamauchi | 0b71357 | 2015-06-16 18:29:23 -0700 | [diff] [blame] | 1691 | } |
| 1692 | |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1693 | void Runtime::SetInstructionSet(InstructionSet instruction_set) { |
| 1694 | instruction_set_ = instruction_set; |
| 1695 | if ((instruction_set_ == kThumb2) || (instruction_set_ == kArm)) { |
| 1696 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1697 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1698 | callee_save_method_frame_infos_[i] = arm::ArmCalleeSaveMethodFrameInfo(type); |
| 1699 | } |
| 1700 | } else if (instruction_set_ == kMips) { |
| 1701 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1702 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1703 | callee_save_method_frame_infos_[i] = mips::MipsCalleeSaveMethodFrameInfo(type); |
| 1704 | } |
Andreas Gampe | 57b3429 | 2015-01-14 15:45:59 -0800 | [diff] [blame] | 1705 | } else if (instruction_set_ == kMips64) { |
| 1706 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1707 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1708 | callee_save_method_frame_infos_[i] = mips64::Mips64CalleeSaveMethodFrameInfo(type); |
| 1709 | } |
Vladimir Marko | 7624d25 | 2014-05-02 14:40:15 +0100 | [diff] [blame] | 1710 | } else if (instruction_set_ == kX86) { |
| 1711 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1712 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1713 | callee_save_method_frame_infos_[i] = x86::X86CalleeSaveMethodFrameInfo(type); |
| 1714 | } |
| 1715 | } else if (instruction_set_ == kX86_64) { |
| 1716 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1717 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1718 | callee_save_method_frame_infos_[i] = x86_64::X86_64CalleeSaveMethodFrameInfo(type); |
| 1719 | } |
| 1720 | } else if (instruction_set_ == kArm64) { |
| 1721 | for (int i = 0; i != kLastCalleeSaveType; ++i) { |
| 1722 | CalleeSaveType type = static_cast<CalleeSaveType>(i); |
| 1723 | callee_save_method_frame_infos_[i] = arm64::Arm64CalleeSaveMethodFrameInfo(type); |
| 1724 | } |
| 1725 | } else { |
| 1726 | UNIMPLEMENTED(FATAL) << instruction_set_; |
| 1727 | } |
| 1728 | } |
| 1729 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1730 | void Runtime::SetCalleeSaveMethod(ArtMethod* method, CalleeSaveType type) { |
Ian Rogers | 4f0d07c | 2011-10-06 23:38:47 -0700 | [diff] [blame] | 1731 | DCHECK_LT(static_cast<int>(type), static_cast<int>(kLastCalleeSaveType)); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1732 | CHECK(method != nullptr); |
| 1733 | callee_save_methods_[type] = reinterpret_cast<uintptr_t>(method); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 1734 | } |
| 1735 | |
Calin Juravle | 66f5523 | 2015-12-08 15:09:10 +0000 | [diff] [blame] | 1736 | void Runtime::RegisterAppInfo(const std::vector<std::string>& code_paths, |
Calin Juravle | c90bc92 | 2016-02-24 10:13:09 +0000 | [diff] [blame] | 1737 | const std::string& profile_output_filename, |
| 1738 | const std::string& foreign_dex_profile_path, |
| 1739 | const std::string& app_dir) { |
Calin Juravle | 5e2b971 | 2015-12-18 14:10:00 +0200 | [diff] [blame] | 1740 | if (jit_.get() == nullptr) { |
| 1741 | // We are not JITing. Nothing to do. |
| 1742 | return; |
Calin Juravle | 4d77b6a | 2015-12-01 18:38:09 +0000 | [diff] [blame] | 1743 | } |
Calin Juravle | 5e2b971 | 2015-12-18 14:10:00 +0200 | [diff] [blame] | 1744 | |
| 1745 | VLOG(profiler) << "Register app with " << profile_output_filename |
| 1746 | << " " << Join(code_paths, ':'); |
| 1747 | |
| 1748 | if (profile_output_filename.empty()) { |
| 1749 | LOG(WARNING) << "JIT profile information will not be recorded: profile filename is empty."; |
| 1750 | return; |
| 1751 | } |
| 1752 | if (!FileExists(profile_output_filename)) { |
| 1753 | LOG(WARNING) << "JIT profile information will not be recorded: profile file does not exits."; |
| 1754 | return; |
| 1755 | } |
| 1756 | if (code_paths.empty()) { |
| 1757 | LOG(WARNING) << "JIT profile information will not be recorded: code paths is empty."; |
| 1758 | return; |
| 1759 | } |
| 1760 | |
| 1761 | profile_output_filename_ = profile_output_filename; |
Calin Juravle | c90bc92 | 2016-02-24 10:13:09 +0000 | [diff] [blame] | 1762 | jit_->StartProfileSaver(profile_output_filename, |
| 1763 | code_paths, |
| 1764 | foreign_dex_profile_path, |
| 1765 | app_dir); |
| 1766 | } |
| 1767 | |
| 1768 | void Runtime::NotifyDexLoaded(const std::string& dex_location) { |
| 1769 | VLOG(profiler) << "Notify dex loaded: " << dex_location; |
| 1770 | // We know that if the ProfileSaver is started then we can record profile information. |
| 1771 | if (ProfileSaver::IsStarted()) { |
| 1772 | ProfileSaver::NotifyDexUse(dex_location); |
| 1773 | } |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 1774 | } |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1775 | |
| 1776 | // Transaction support. |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1777 | void Runtime::EnterTransactionMode(Transaction* transaction) { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1778 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1779 | DCHECK(transaction != nullptr); |
| 1780 | DCHECK(!IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1781 | preinitialization_transaction_ = transaction; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1782 | } |
| 1783 | |
| 1784 | void Runtime::ExitTransactionMode() { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1785 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1786 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1787 | preinitialization_transaction_ = nullptr; |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1788 | } |
| 1789 | |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 1790 | bool Runtime::IsTransactionAborted() const { |
| 1791 | if (!IsActiveTransaction()) { |
| 1792 | return false; |
| 1793 | } else { |
Mathieu Chartier | 184c9dc | 2015-03-05 13:20:54 -0800 | [diff] [blame] | 1794 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 1795 | return preinitialization_transaction_->IsAborted(); |
| 1796 | } |
| 1797 | } |
| 1798 | |
Sebastien Hertz | 2fd7e69 | 2015-04-02 11:11:19 +0200 | [diff] [blame] | 1799 | void Runtime::AbortTransactionAndThrowAbortError(Thread* self, const std::string& abort_message) { |
Mathieu Chartier | 184c9dc | 2015-03-05 13:20:54 -0800 | [diff] [blame] | 1800 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 1801 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | bd9cf9f | 2015-03-03 12:16:13 +0100 | [diff] [blame] | 1802 | // Throwing an exception may cause its class initialization. If we mark the transaction |
| 1803 | // aborted before that, we may warn with a false alarm. Throwing the exception before |
| 1804 | // marking the transaction aborted avoids that. |
Sebastien Hertz | b81e1cd | 2015-04-28 12:31:41 +0200 | [diff] [blame] | 1805 | preinitialization_transaction_->ThrowAbortError(self, &abort_message); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 1806 | preinitialization_transaction_->Abort(abort_message); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 1807 | } |
| 1808 | |
Sebastien Hertz | 2fd7e69 | 2015-04-02 11:11:19 +0200 | [diff] [blame] | 1809 | void Runtime::ThrowTransactionAbortError(Thread* self) { |
Mathieu Chartier | 184c9dc | 2015-03-05 13:20:54 -0800 | [diff] [blame] | 1810 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 1811 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | b81e1cd | 2015-04-28 12:31:41 +0200 | [diff] [blame] | 1812 | // Passing nullptr means we rethrow an exception with the earlier transaction abort message. |
| 1813 | preinitialization_transaction_->ThrowAbortError(self, nullptr); |
Sebastien Hertz | 1c80bec | 2015-02-03 11:58:06 +0100 | [diff] [blame] | 1814 | } |
| 1815 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1816 | void Runtime::RecordWriteFieldBoolean(mirror::Object* obj, MemberOffset field_offset, |
| 1817 | uint8_t value, bool is_volatile) const { |
Mathieu Chartier | 184c9dc | 2015-03-05 13:20:54 -0800 | [diff] [blame] | 1818 | DCHECK(IsAotCompiler()); |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 1819 | DCHECK(IsActiveTransaction()); |
| 1820 | preinitialization_transaction_->RecordWriteFieldBoolean(obj, field_offset, value, is_volatile); |
| 1821 | } |
| 1822 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1823 | void Runtime::RecordWriteFieldByte(mirror::Object* obj, MemberOffset field_offset, |
| 1824 | int8_t value, bool is_volatile) const { |
Mathieu Chartier | 184c9dc | 2015-03-05 13:20:54 -0800 | [diff] [blame] | 1825 | DCHECK(IsAotCompiler()); |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 1826 | DCHECK(IsActiveTransaction()); |
| 1827 | preinitialization_transaction_->RecordWriteFieldByte(obj, field_offset, value, is_volatile); |
| 1828 | } |
| 1829 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1830 | void Runtime::RecordWriteFieldChar(mirror::Object* obj, MemberOffset field_offset, |
| 1831 | uint16_t value, bool is_volatile) const { |
Mathieu Chartier | 184c9dc | 2015-03-05 13:20:54 -0800 | [diff] [blame] | 1832 | DCHECK(IsAotCompiler()); |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 1833 | DCHECK(IsActiveTransaction()); |
| 1834 | preinitialization_transaction_->RecordWriteFieldChar(obj, field_offset, value, is_volatile); |
| 1835 | } |
| 1836 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1837 | void Runtime::RecordWriteFieldShort(mirror::Object* obj, MemberOffset field_offset, |
| 1838 | int16_t value, bool is_volatile) const { |
Mathieu Chartier | 184c9dc | 2015-03-05 13:20:54 -0800 | [diff] [blame] | 1839 | DCHECK(IsAotCompiler()); |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 1840 | DCHECK(IsActiveTransaction()); |
| 1841 | preinitialization_transaction_->RecordWriteFieldShort(obj, field_offset, value, is_volatile); |
| 1842 | } |
| 1843 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1844 | void Runtime::RecordWriteField32(mirror::Object* obj, MemberOffset field_offset, |
| 1845 | uint32_t value, bool is_volatile) const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1846 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1847 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1848 | preinitialization_transaction_->RecordWriteField32(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1849 | } |
| 1850 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1851 | void Runtime::RecordWriteField64(mirror::Object* obj, MemberOffset field_offset, |
| 1852 | uint64_t value, bool is_volatile) const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1853 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1854 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1855 | preinitialization_transaction_->RecordWriteField64(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1856 | } |
| 1857 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1858 | void Runtime::RecordWriteFieldReference(mirror::Object* obj, MemberOffset field_offset, |
| 1859 | mirror::Object* value, bool is_volatile) const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1860 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1861 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1862 | preinitialization_transaction_->RecordWriteFieldReference(obj, field_offset, value, is_volatile); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1863 | } |
| 1864 | |
| 1865 | void Runtime::RecordWriteArray(mirror::Array* array, size_t index, uint64_t value) const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1866 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1867 | DCHECK(IsActiveTransaction()); |
Sebastien Hertz | ee1d79a | 2014-02-21 15:46:30 +0100 | [diff] [blame] | 1868 | preinitialization_transaction_->RecordWriteArray(array, index, value); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1869 | } |
| 1870 | |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1871 | void Runtime::RecordStrongStringInsertion(mirror::String* s) const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1872 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1873 | DCHECK(IsActiveTransaction()); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1874 | preinitialization_transaction_->RecordStrongStringInsertion(s); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1875 | } |
| 1876 | |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1877 | void Runtime::RecordWeakStringInsertion(mirror::String* s) const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1878 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1879 | DCHECK(IsActiveTransaction()); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1880 | preinitialization_transaction_->RecordWeakStringInsertion(s); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1881 | } |
| 1882 | |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1883 | void Runtime::RecordStrongStringRemoval(mirror::String* s) const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1884 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1885 | DCHECK(IsActiveTransaction()); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1886 | preinitialization_transaction_->RecordStrongStringRemoval(s); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1887 | } |
| 1888 | |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1889 | void Runtime::RecordWeakStringRemoval(mirror::String* s) const { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1890 | DCHECK(IsAotCompiler()); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1891 | DCHECK(IsActiveTransaction()); |
Mathieu Chartier | cdfd39f | 2014-08-29 18:16:58 -0700 | [diff] [blame] | 1892 | preinitialization_transaction_->RecordWeakStringRemoval(s); |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 1893 | } |
Mathieu Chartier | 15d3402 | 2014-02-26 17:16:38 -0800 | [diff] [blame] | 1894 | |
| 1895 | void Runtime::SetFaultMessage(const std::string& message) { |
| 1896 | MutexLock mu(Thread::Current(), fault_message_lock_); |
| 1897 | fault_message_ = message; |
| 1898 | } |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 1899 | |
Igor Murashkin | b1d8c31 | 2015-08-04 11:18:43 -0700 | [diff] [blame] | 1900 | void Runtime::AddCurrentRuntimeFeaturesAsDex2OatArguments(std::vector<std::string>* argv) |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1901 | const { |
Nicolas Geoffray | c6b1b93 | 2016-03-22 09:52:40 +0000 | [diff] [blame] | 1902 | if (GetInstrumentation()->InterpretOnly()) { |
Ian Rogers | 9bc5440 | 2014-04-17 16:40:01 -0700 | [diff] [blame] | 1903 | argv->push_back("--compiler-filter=interpret-only"); |
| 1904 | } |
| 1905 | |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1906 | // Make the dex2oat instruction set match that of the launching runtime. If we have multiple |
| 1907 | // architecture support, dex2oat may be compiled as a different instruction-set than that |
| 1908 | // currently being executed. |
Ian Rogers | b9beb2e | 2014-05-09 16:57:40 -0700 | [diff] [blame] | 1909 | std::string instruction_set("--instruction-set="); |
| 1910 | instruction_set += GetInstructionSetString(kRuntimeISA); |
| 1911 | argv->push_back(instruction_set); |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1912 | |
Ian Rogers | 6f3dbba | 2014-10-14 17:41:57 -0700 | [diff] [blame] | 1913 | std::unique_ptr<const InstructionSetFeatures> features(InstructionSetFeatures::FromCppDefines()); |
| 1914 | std::string feature_string("--instruction-set-features="); |
| 1915 | feature_string += features->GetFeatureString(); |
| 1916 | argv->push_back(feature_string); |
Ian Rogers | 8afeb85 | 2014-04-02 14:55:49 -0700 | [diff] [blame] | 1917 | } |
| 1918 | |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1919 | void Runtime::CreateJit() { |
Mathieu Chartier | 455f67c | 2015-03-17 13:48:29 -0700 | [diff] [blame] | 1920 | CHECK(!IsAotCompiler()); |
Calin Juravle | af36e49 | 2016-04-27 18:50:45 +0100 | [diff] [blame] | 1921 | if (kIsDebugBuild && GetInstrumentation()->IsForcedInterpretOnly()) { |
| 1922 | DCHECK(!jit_options_->UseJitCompilation()); |
Hiroshi Yamauchi | 02d2f29 | 2015-04-03 13:35:16 -0700 | [diff] [blame] | 1923 | } |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1924 | std::string error_msg; |
| 1925 | jit_.reset(jit::Jit::Create(jit_options_.get(), &error_msg)); |
Nicolas Geoffray | 274fe4a | 2016-04-12 16:33:24 +0100 | [diff] [blame] | 1926 | if (jit_.get() == nullptr) { |
Mathieu Chartier | e5f13e5 | 2015-02-24 09:37:21 -0800 | [diff] [blame] | 1927 | LOG(WARNING) << "Failed to create JIT " << error_msg; |
| 1928 | } |
| 1929 | } |
| 1930 | |
Andreas Gampe | 4585f87 | 2015-03-27 23:45:15 -0700 | [diff] [blame] | 1931 | bool Runtime::CanRelocate() const { |
| 1932 | return !IsAotCompiler() || compiler_callbacks_->IsRelocationPossible(); |
| 1933 | } |
| 1934 | |
| 1935 | bool Runtime::IsCompilingBootImage() const { |
| 1936 | return IsCompiler() && compiler_callbacks_->IsBootImage(); |
| 1937 | } |
| 1938 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1939 | void Runtime::SetResolutionMethod(ArtMethod* method) { |
| 1940 | CHECK(method != nullptr); |
| 1941 | CHECK(method->IsRuntimeMethod()) << method; |
| 1942 | resolution_method_ = method; |
| 1943 | } |
| 1944 | |
| 1945 | void Runtime::SetImtUnimplementedMethod(ArtMethod* method) { |
| 1946 | CHECK(method != nullptr); |
| 1947 | CHECK(method->IsRuntimeMethod()); |
| 1948 | imt_unimplemented_method_ = method; |
Mathieu Chartier | 91288d8 | 2016-04-28 09:44:54 -0700 | [diff] [blame] | 1949 | } |
| 1950 | |
| 1951 | void Runtime::FixupConflictTables() { |
| 1952 | // We can only do this after the class linker is created. |
| 1953 | const size_t pointer_size = GetClassLinker()->GetImagePointerSize(); |
| 1954 | if (imt_unimplemented_method_->GetImtConflictTable(pointer_size) == nullptr) { |
| 1955 | imt_unimplemented_method_->SetImtConflictTable( |
| 1956 | ClassLinker::CreateImtConflictTable(/*count*/0u, GetLinearAlloc(), pointer_size), |
| 1957 | pointer_size); |
| 1958 | } |
| 1959 | if (imt_conflict_method_->GetImtConflictTable(pointer_size) == nullptr) { |
| 1960 | imt_conflict_method_->SetImtConflictTable( |
| 1961 | ClassLinker::CreateImtConflictTable(/*count*/0u, GetLinearAlloc(), pointer_size), |
| 1962 | pointer_size); |
Nicolas Geoffray | 40c68c6 | 2016-03-23 16:35:51 +0000 | [diff] [blame] | 1963 | } |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 1964 | } |
| 1965 | |
Igor Murashkin | 7617abd | 2015-07-10 18:27:47 -0700 | [diff] [blame] | 1966 | bool Runtime::IsVerificationEnabled() const { |
Igor Murashkin | df707e4 | 2016-02-02 16:56:50 -0800 | [diff] [blame] | 1967 | return verify_ == verifier::VerifyMode::kEnable || |
| 1968 | verify_ == verifier::VerifyMode::kSoftFail; |
Igor Murashkin | 7617abd | 2015-07-10 18:27:47 -0700 | [diff] [blame] | 1969 | } |
| 1970 | |
| 1971 | bool Runtime::IsVerificationSoftFail() const { |
| 1972 | return verify_ == verifier::VerifyMode::kSoftFail; |
| 1973 | } |
| 1974 | |
Mingyao Yang | f711f2c | 2016-05-23 12:29:39 -0700 | [diff] [blame] | 1975 | bool Runtime::IsDeoptimizeable(uintptr_t code) const |
| 1976 | SHARED_REQUIRES(Locks::mutator_lock_) { |
| 1977 | return !heap_->IsInBootImageOatFile(reinterpret_cast<void *>(code)); |
| 1978 | } |
| 1979 | |
Mathieu Chartier | 951ec2c | 2015-09-22 08:50:05 -0700 | [diff] [blame] | 1980 | LinearAlloc* Runtime::CreateLinearAlloc() { |
Mathieu Chartier | c3fcd41 | 2015-09-25 16:54:59 -0700 | [diff] [blame] | 1981 | // For 64 bit compilers, it needs to be in low 4GB in the case where we are cross compiling for a |
| 1982 | // 32 bit target. In this case, we have 32 bit pointers in the dex cache arrays which can't hold |
| 1983 | // when we have 64 bit ArtMethod pointers. |
Mathieu Chartier | 017ed0b | 2015-09-22 11:04:26 -0700 | [diff] [blame] | 1984 | return (IsAotCompiler() && Is64BitInstructionSet(kRuntimeISA)) |
Mathieu Chartier | 951ec2c | 2015-09-22 08:50:05 -0700 | [diff] [blame] | 1985 | ? new LinearAlloc(low_4gb_arena_pool_.get()) |
| 1986 | : new LinearAlloc(arena_pool_.get()); |
| 1987 | } |
| 1988 | |
Mathieu Chartier | 32cc9ee | 2015-10-15 09:19:15 -0700 | [diff] [blame] | 1989 | double Runtime::GetHashTableMinLoadFactor() const { |
| 1990 | return is_low_memory_mode_ ? kLowMemoryMinLoadFactor : kNormalMinLoadFactor; |
| 1991 | } |
| 1992 | |
| 1993 | double Runtime::GetHashTableMaxLoadFactor() const { |
| 1994 | return is_low_memory_mode_ ? kLowMemoryMaxLoadFactor : kNormalMaxLoadFactor; |
| 1995 | } |
| 1996 | |
Mathieu Chartier | f8cb178 | 2016-03-18 18:45:41 -0700 | [diff] [blame] | 1997 | void Runtime::UpdateProcessState(ProcessState process_state) { |
| 1998 | ProcessState old_process_state = process_state_; |
| 1999 | process_state_ = process_state; |
| 2000 | GetHeap()->UpdateProcessState(old_process_state, process_state); |
| 2001 | } |
| 2002 | |
Calin Juravle | 97cbc92 | 2016-04-15 16:16:35 +0100 | [diff] [blame] | 2003 | void Runtime::RegisterSensitiveThread() const { |
| 2004 | Thread::SetJitSensitiveThread(); |
| 2005 | } |
| 2006 | |
Calin Juravle | ffc8707 | 2016-04-20 14:22:09 +0100 | [diff] [blame] | 2007 | // Returns true if JIT compilations are enabled. GetJit() will be not null in this case. |
| 2008 | bool Runtime::UseJitCompilation() const { |
| 2009 | return (jit_ != nullptr) && jit_->UseJitCompilation(); |
| 2010 | } |
| 2011 | |
| 2012 | // Returns true if profile saving is enabled. GetJit() will be not null in this case. |
| 2013 | bool Runtime::SaveProfileInfo() const { |
| 2014 | return (jit_ != nullptr) && jit_->SaveProfilingInfo(); |
| 2015 | } |
| 2016 | |
Carl Shapiro | 1fb8620 | 2011-06-27 17:43:13 -0700 | [diff] [blame] | 2017 | } // namespace art |