Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 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 | */ |
| 16 | |
| 17 | #include "instrumentation.h" |
| 18 | |
| 19 | #include "common_runtime_test.h" |
| 20 | #include "common_throws.h" |
| 21 | #include "class_linker-inl.h" |
| 22 | #include "dex_file.h" |
Mathieu Chartier | aa51682 | 2015-10-02 15:53:37 -0700 | [diff] [blame] | 23 | #include "gc/scoped_gc_critical_section.h" |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 24 | #include "handle_scope-inl.h" |
| 25 | #include "jvalue.h" |
| 26 | #include "runtime.h" |
| 27 | #include "scoped_thread_state_change.h" |
| 28 | #include "thread_list.h" |
| 29 | #include "thread-inl.h" |
| 30 | |
| 31 | namespace art { |
| 32 | namespace instrumentation { |
| 33 | |
| 34 | class TestInstrumentationListener FINAL : public instrumentation::InstrumentationListener { |
| 35 | public: |
| 36 | TestInstrumentationListener() |
| 37 | : received_method_enter_event(false), received_method_exit_event(false), |
| 38 | received_method_unwind_event(false), received_dex_pc_moved_event(false), |
| 39 | received_field_read_event(false), received_field_written_event(false), |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 40 | received_exception_caught_event(false), received_branch_event(false), |
Nicolas Geoffray | 5550ca8 | 2015-08-21 18:38:30 +0100 | [diff] [blame] | 41 | received_invoke_virtual_or_interface_event(false) {} |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 42 | |
| 43 | virtual ~TestInstrumentationListener() {} |
| 44 | |
| 45 | void MethodEntered(Thread* thread ATTRIBUTE_UNUSED, |
| 46 | mirror::Object* this_object ATTRIBUTE_UNUSED, |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 47 | ArtMethod* method ATTRIBUTE_UNUSED, |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 48 | uint32_t dex_pc ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 49 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 50 | received_method_enter_event = true; |
| 51 | } |
| 52 | |
| 53 | void MethodExited(Thread* thread ATTRIBUTE_UNUSED, |
| 54 | mirror::Object* this_object ATTRIBUTE_UNUSED, |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 55 | ArtMethod* method ATTRIBUTE_UNUSED, |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 56 | uint32_t dex_pc ATTRIBUTE_UNUSED, |
| 57 | const JValue& return_value ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 58 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 59 | received_method_exit_event = true; |
| 60 | } |
| 61 | |
| 62 | void MethodUnwind(Thread* thread ATTRIBUTE_UNUSED, |
| 63 | mirror::Object* this_object ATTRIBUTE_UNUSED, |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 64 | ArtMethod* method ATTRIBUTE_UNUSED, |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 65 | uint32_t dex_pc ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 66 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 67 | received_method_unwind_event = true; |
| 68 | } |
| 69 | |
| 70 | void DexPcMoved(Thread* thread ATTRIBUTE_UNUSED, |
| 71 | mirror::Object* this_object ATTRIBUTE_UNUSED, |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 72 | ArtMethod* method ATTRIBUTE_UNUSED, |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 73 | uint32_t new_dex_pc ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 74 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 75 | received_dex_pc_moved_event = true; |
| 76 | } |
| 77 | |
| 78 | void FieldRead(Thread* thread ATTRIBUTE_UNUSED, |
| 79 | mirror::Object* this_object ATTRIBUTE_UNUSED, |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 80 | ArtMethod* method ATTRIBUTE_UNUSED, |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 81 | uint32_t dex_pc ATTRIBUTE_UNUSED, |
| 82 | ArtField* field ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 83 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 84 | received_field_read_event = true; |
| 85 | } |
| 86 | |
| 87 | void FieldWritten(Thread* thread ATTRIBUTE_UNUSED, |
| 88 | mirror::Object* this_object ATTRIBUTE_UNUSED, |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 89 | ArtMethod* method ATTRIBUTE_UNUSED, |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 90 | uint32_t dex_pc ATTRIBUTE_UNUSED, |
| 91 | ArtField* field ATTRIBUTE_UNUSED, |
| 92 | const JValue& field_value ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 93 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 94 | received_field_written_event = true; |
| 95 | } |
| 96 | |
| 97 | void ExceptionCaught(Thread* thread ATTRIBUTE_UNUSED, |
| 98 | mirror::Throwable* exception_object ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 99 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 100 | received_exception_caught_event = true; |
| 101 | } |
| 102 | |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 103 | void Branch(Thread* thread ATTRIBUTE_UNUSED, |
| 104 | ArtMethod* method ATTRIBUTE_UNUSED, |
| 105 | uint32_t dex_pc ATTRIBUTE_UNUSED, |
| 106 | int32_t dex_pc_offset ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 107 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 108 | received_branch_event = true; |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 109 | } |
| 110 | |
Nicolas Geoffray | 5550ca8 | 2015-08-21 18:38:30 +0100 | [diff] [blame] | 111 | void InvokeVirtualOrInterface(Thread* thread ATTRIBUTE_UNUSED, |
| 112 | mirror::Object* this_object ATTRIBUTE_UNUSED, |
| 113 | ArtMethod* caller ATTRIBUTE_UNUSED, |
| 114 | uint32_t dex_pc ATTRIBUTE_UNUSED, |
| 115 | ArtMethod* callee ATTRIBUTE_UNUSED) |
| 116 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
| 117 | received_invoke_virtual_or_interface_event = true; |
| 118 | } |
| 119 | |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 120 | void Reset() { |
| 121 | received_method_enter_event = false; |
| 122 | received_method_exit_event = false; |
| 123 | received_method_unwind_event = false; |
| 124 | received_dex_pc_moved_event = false; |
| 125 | received_field_read_event = false; |
| 126 | received_field_written_event = false; |
| 127 | received_exception_caught_event = false; |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 128 | received_branch_event = false; |
Nicolas Geoffray | 5550ca8 | 2015-08-21 18:38:30 +0100 | [diff] [blame] | 129 | received_invoke_virtual_or_interface_event = false; |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 130 | } |
| 131 | |
| 132 | bool received_method_enter_event; |
| 133 | bool received_method_exit_event; |
| 134 | bool received_method_unwind_event; |
| 135 | bool received_dex_pc_moved_event; |
| 136 | bool received_field_read_event; |
| 137 | bool received_field_written_event; |
| 138 | bool received_exception_caught_event; |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 139 | bool received_branch_event; |
Nicolas Geoffray | 5550ca8 | 2015-08-21 18:38:30 +0100 | [diff] [blame] | 140 | bool received_invoke_virtual_or_interface_event; |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 141 | |
| 142 | private: |
| 143 | DISALLOW_COPY_AND_ASSIGN(TestInstrumentationListener); |
| 144 | }; |
| 145 | |
| 146 | class InstrumentationTest : public CommonRuntimeTest { |
| 147 | public: |
| 148 | // Unique keys used to test Instrumentation::ConfigureStubs. |
| 149 | static constexpr const char* kClientOneKey = "TestClient1"; |
| 150 | static constexpr const char* kClientTwoKey = "TestClient2"; |
| 151 | |
| 152 | void CheckConfigureStubs(const char* key, Instrumentation::InstrumentationLevel level) { |
| 153 | ScopedObjectAccess soa(Thread::Current()); |
| 154 | instrumentation::Instrumentation* instr = Runtime::Current()->GetInstrumentation(); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 155 | ScopedThreadSuspension sts(soa.Self(), kSuspended); |
Mathieu Chartier | aa51682 | 2015-10-02 15:53:37 -0700 | [diff] [blame] | 156 | gc::ScopedGCCriticalSection gcs(soa.Self(), |
| 157 | gc::kGcCauseInstrumentation, |
| 158 | gc::kCollectorTypeInstrumentation); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 159 | ScopedSuspendAll ssa("Instrumentation::ConfigureStubs"); |
| 160 | instr->ConfigureStubs(key, level); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 161 | } |
| 162 | |
| 163 | Instrumentation::InstrumentationLevel GetCurrentInstrumentationLevel() { |
| 164 | return Runtime::Current()->GetInstrumentation()->GetCurrentInstrumentationLevel(); |
| 165 | } |
| 166 | |
| 167 | size_t GetInstrumentationUserCount() { |
| 168 | ScopedObjectAccess soa(Thread::Current()); |
| 169 | return Runtime::Current()->GetInstrumentation()->requested_instrumentation_levels_.size(); |
| 170 | } |
| 171 | |
| 172 | void TestEvent(uint32_t instrumentation_event) { |
| 173 | ScopedObjectAccess soa(Thread::Current()); |
| 174 | instrumentation::Instrumentation* instr = Runtime::Current()->GetInstrumentation(); |
| 175 | TestInstrumentationListener listener; |
| 176 | { |
Mathieu Chartier | f1d666e | 2015-09-03 16:13:34 -0700 | [diff] [blame] | 177 | ScopedThreadSuspension sts(soa.Self(), kSuspended); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 178 | ScopedSuspendAll ssa("Add instrumentation listener"); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 179 | instr->AddListener(&listener, instrumentation_event); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 180 | } |
| 181 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 182 | ArtMethod* const event_method = nullptr; |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 183 | mirror::Object* const event_obj = nullptr; |
| 184 | const uint32_t event_dex_pc = 0; |
| 185 | |
| 186 | // Check the listener is registered and is notified of the event. |
| 187 | EXPECT_TRUE(HasEventListener(instr, instrumentation_event)); |
| 188 | EXPECT_FALSE(DidListenerReceiveEvent(listener, instrumentation_event)); |
| 189 | ReportEvent(instr, instrumentation_event, soa.Self(), event_method, event_obj, event_dex_pc); |
| 190 | EXPECT_TRUE(DidListenerReceiveEvent(listener, instrumentation_event)); |
| 191 | |
| 192 | listener.Reset(); |
| 193 | { |
Mathieu Chartier | f1d666e | 2015-09-03 16:13:34 -0700 | [diff] [blame] | 194 | ScopedThreadSuspension sts(soa.Self(), kSuspended); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 195 | ScopedSuspendAll ssa("Remove instrumentation listener"); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 196 | instr->RemoveListener(&listener, instrumentation_event); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 197 | } |
| 198 | |
| 199 | // Check the listener is not registered and is not notified of the event. |
| 200 | EXPECT_FALSE(HasEventListener(instr, instrumentation_event)); |
| 201 | EXPECT_FALSE(DidListenerReceiveEvent(listener, instrumentation_event)); |
| 202 | ReportEvent(instr, instrumentation_event, soa.Self(), event_method, event_obj, event_dex_pc); |
| 203 | EXPECT_FALSE(DidListenerReceiveEvent(listener, instrumentation_event)); |
| 204 | } |
| 205 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 206 | void DeoptimizeMethod(Thread* self, ArtMethod* method, bool enable_deoptimization) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 207 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 208 | Runtime* runtime = Runtime::Current(); |
| 209 | instrumentation::Instrumentation* instrumentation = runtime->GetInstrumentation(); |
Mathieu Chartier | f1d666e | 2015-09-03 16:13:34 -0700 | [diff] [blame] | 210 | ScopedThreadSuspension sts(self, kSuspended); |
Mathieu Chartier | aa51682 | 2015-10-02 15:53:37 -0700 | [diff] [blame] | 211 | gc::ScopedGCCriticalSection gcs(self, |
| 212 | gc::kGcCauseInstrumentation, |
| 213 | gc::kCollectorTypeInstrumentation); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 214 | ScopedSuspendAll ssa("Single method deoptimization"); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 215 | if (enable_deoptimization) { |
| 216 | instrumentation->EnableDeoptimization(); |
| 217 | } |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 218 | instrumentation->Deoptimize(method); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 219 | } |
| 220 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 221 | void UndeoptimizeMethod(Thread* self, ArtMethod* method, |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 222 | const char* key, bool disable_deoptimization) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 223 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 224 | Runtime* runtime = Runtime::Current(); |
| 225 | instrumentation::Instrumentation* instrumentation = runtime->GetInstrumentation(); |
Mathieu Chartier | f1d666e | 2015-09-03 16:13:34 -0700 | [diff] [blame] | 226 | ScopedThreadSuspension sts(self, kSuspended); |
Mathieu Chartier | aa51682 | 2015-10-02 15:53:37 -0700 | [diff] [blame] | 227 | gc::ScopedGCCriticalSection gcs(self, |
| 228 | gc::kGcCauseInstrumentation, |
| 229 | gc::kCollectorTypeInstrumentation); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 230 | ScopedSuspendAll ssa("Single method undeoptimization"); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 231 | instrumentation->Undeoptimize(method); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 232 | if (disable_deoptimization) { |
| 233 | instrumentation->DisableDeoptimization(key); |
| 234 | } |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 235 | } |
| 236 | |
| 237 | void DeoptimizeEverything(Thread* self, const char* key, bool enable_deoptimization) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 238 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 239 | Runtime* runtime = Runtime::Current(); |
| 240 | instrumentation::Instrumentation* instrumentation = runtime->GetInstrumentation(); |
Mathieu Chartier | f1d666e | 2015-09-03 16:13:34 -0700 | [diff] [blame] | 241 | ScopedThreadSuspension sts(self, kSuspended); |
Mathieu Chartier | aa51682 | 2015-10-02 15:53:37 -0700 | [diff] [blame] | 242 | gc::ScopedGCCriticalSection gcs(self, |
| 243 | gc::kGcCauseInstrumentation, |
| 244 | gc::kCollectorTypeInstrumentation); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 245 | ScopedSuspendAll ssa("Full deoptimization"); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 246 | if (enable_deoptimization) { |
| 247 | instrumentation->EnableDeoptimization(); |
| 248 | } |
| 249 | instrumentation->DeoptimizeEverything(key); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 250 | } |
| 251 | |
| 252 | void UndeoptimizeEverything(Thread* self, const char* key, bool disable_deoptimization) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 253 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 254 | Runtime* runtime = Runtime::Current(); |
| 255 | instrumentation::Instrumentation* instrumentation = runtime->GetInstrumentation(); |
Mathieu Chartier | f1d666e | 2015-09-03 16:13:34 -0700 | [diff] [blame] | 256 | ScopedThreadSuspension sts(self, kSuspended); |
Mathieu Chartier | aa51682 | 2015-10-02 15:53:37 -0700 | [diff] [blame] | 257 | gc::ScopedGCCriticalSection gcs(self, |
| 258 | gc::kGcCauseInstrumentation, |
| 259 | gc::kCollectorTypeInstrumentation); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 260 | ScopedSuspendAll ssa("Full undeoptimization"); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 261 | instrumentation->UndeoptimizeEverything(key); |
| 262 | if (disable_deoptimization) { |
| 263 | instrumentation->DisableDeoptimization(key); |
| 264 | } |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 265 | } |
| 266 | |
| 267 | void EnableMethodTracing(Thread* self, const char* key, bool needs_interpreter) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 268 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 269 | Runtime* runtime = Runtime::Current(); |
| 270 | instrumentation::Instrumentation* instrumentation = runtime->GetInstrumentation(); |
Mathieu Chartier | f1d666e | 2015-09-03 16:13:34 -0700 | [diff] [blame] | 271 | ScopedThreadSuspension sts(self, kSuspended); |
Mathieu Chartier | aa51682 | 2015-10-02 15:53:37 -0700 | [diff] [blame] | 272 | gc::ScopedGCCriticalSection gcs(self, |
| 273 | gc::kGcCauseInstrumentation, |
| 274 | gc::kCollectorTypeInstrumentation); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 275 | ScopedSuspendAll ssa("EnableMethodTracing"); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 276 | instrumentation->EnableMethodTracing(key, needs_interpreter); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 277 | } |
| 278 | |
| 279 | void DisableMethodTracing(Thread* self, const char* key) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 280 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 281 | Runtime* runtime = Runtime::Current(); |
| 282 | instrumentation::Instrumentation* instrumentation = runtime->GetInstrumentation(); |
Mathieu Chartier | f1d666e | 2015-09-03 16:13:34 -0700 | [diff] [blame] | 283 | ScopedThreadSuspension sts(self, kSuspended); |
Mathieu Chartier | aa51682 | 2015-10-02 15:53:37 -0700 | [diff] [blame] | 284 | gc::ScopedGCCriticalSection gcs(self, |
| 285 | gc::kGcCauseInstrumentation, |
| 286 | gc::kCollectorTypeInstrumentation); |
Mathieu Chartier | 4f55e22 | 2015-09-04 13:26:21 -0700 | [diff] [blame] | 287 | ScopedSuspendAll ssa("EnableMethodTracing"); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 288 | instrumentation->DisableMethodTracing(key); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 289 | } |
| 290 | |
| 291 | private: |
| 292 | static bool HasEventListener(const instrumentation::Instrumentation* instr, uint32_t event_type) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 293 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 294 | switch (event_type) { |
| 295 | case instrumentation::Instrumentation::kMethodEntered: |
| 296 | return instr->HasMethodEntryListeners(); |
| 297 | case instrumentation::Instrumentation::kMethodExited: |
| 298 | return instr->HasMethodExitListeners(); |
| 299 | case instrumentation::Instrumentation::kMethodUnwind: |
| 300 | return instr->HasMethodUnwindListeners(); |
| 301 | case instrumentation::Instrumentation::kDexPcMoved: |
| 302 | return instr->HasDexPcListeners(); |
| 303 | case instrumentation::Instrumentation::kFieldRead: |
| 304 | return instr->HasFieldReadListeners(); |
| 305 | case instrumentation::Instrumentation::kFieldWritten: |
| 306 | return instr->HasFieldWriteListeners(); |
| 307 | case instrumentation::Instrumentation::kExceptionCaught: |
| 308 | return instr->HasExceptionCaughtListeners(); |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 309 | case instrumentation::Instrumentation::kBranch: |
| 310 | return instr->HasBranchListeners(); |
Nicolas Geoffray | 5550ca8 | 2015-08-21 18:38:30 +0100 | [diff] [blame] | 311 | case instrumentation::Instrumentation::kInvokeVirtualOrInterface: |
| 312 | return instr->HasInvokeVirtualOrInterfaceListeners(); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 313 | default: |
| 314 | LOG(FATAL) << "Unknown instrumentation event " << event_type; |
| 315 | UNREACHABLE(); |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | static void ReportEvent(const instrumentation::Instrumentation* instr, uint32_t event_type, |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 320 | Thread* self, ArtMethod* method, mirror::Object* obj, |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 321 | uint32_t dex_pc) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 322 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 323 | switch (event_type) { |
| 324 | case instrumentation::Instrumentation::kMethodEntered: |
| 325 | instr->MethodEnterEvent(self, obj, method, dex_pc); |
| 326 | break; |
| 327 | case instrumentation::Instrumentation::kMethodExited: { |
| 328 | JValue value; |
| 329 | instr->MethodExitEvent(self, obj, method, dex_pc, value); |
| 330 | break; |
| 331 | } |
| 332 | case instrumentation::Instrumentation::kMethodUnwind: |
| 333 | instr->MethodUnwindEvent(self, obj, method, dex_pc); |
| 334 | break; |
| 335 | case instrumentation::Instrumentation::kDexPcMoved: |
| 336 | instr->DexPcMovedEvent(self, obj, method, dex_pc); |
| 337 | break; |
| 338 | case instrumentation::Instrumentation::kFieldRead: |
| 339 | instr->FieldReadEvent(self, obj, method, dex_pc, nullptr); |
| 340 | break; |
| 341 | case instrumentation::Instrumentation::kFieldWritten: { |
| 342 | JValue value; |
| 343 | instr->FieldWriteEvent(self, obj, method, dex_pc, nullptr, value); |
| 344 | break; |
| 345 | } |
| 346 | case instrumentation::Instrumentation::kExceptionCaught: { |
| 347 | ThrowArithmeticExceptionDivideByZero(); |
| 348 | mirror::Throwable* event_exception = self->GetException(); |
| 349 | instr->ExceptionCaughtEvent(self, event_exception); |
| 350 | self->ClearException(); |
| 351 | break; |
| 352 | } |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 353 | case instrumentation::Instrumentation::kBranch: |
| 354 | instr->Branch(self, method, dex_pc, -1); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 355 | break; |
Nicolas Geoffray | 5550ca8 | 2015-08-21 18:38:30 +0100 | [diff] [blame] | 356 | case instrumentation::Instrumentation::kInvokeVirtualOrInterface: |
| 357 | instr->InvokeVirtualOrInterface(self, obj, method, dex_pc, method); |
| 358 | break; |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 359 | default: |
| 360 | LOG(FATAL) << "Unknown instrumentation event " << event_type; |
| 361 | UNREACHABLE(); |
| 362 | } |
| 363 | } |
| 364 | |
| 365 | static bool DidListenerReceiveEvent(const TestInstrumentationListener& listener, |
| 366 | uint32_t event_type) { |
| 367 | switch (event_type) { |
| 368 | case instrumentation::Instrumentation::kMethodEntered: |
| 369 | return listener.received_method_enter_event; |
| 370 | case instrumentation::Instrumentation::kMethodExited: |
| 371 | return listener.received_method_exit_event; |
| 372 | case instrumentation::Instrumentation::kMethodUnwind: |
| 373 | return listener.received_method_unwind_event; |
| 374 | case instrumentation::Instrumentation::kDexPcMoved: |
| 375 | return listener.received_dex_pc_moved_event; |
| 376 | case instrumentation::Instrumentation::kFieldRead: |
| 377 | return listener.received_field_read_event; |
| 378 | case instrumentation::Instrumentation::kFieldWritten: |
| 379 | return listener.received_field_written_event; |
| 380 | case instrumentation::Instrumentation::kExceptionCaught: |
| 381 | return listener.received_exception_caught_event; |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 382 | case instrumentation::Instrumentation::kBranch: |
| 383 | return listener.received_branch_event; |
Nicolas Geoffray | 5550ca8 | 2015-08-21 18:38:30 +0100 | [diff] [blame] | 384 | case instrumentation::Instrumentation::kInvokeVirtualOrInterface: |
| 385 | return listener.received_invoke_virtual_or_interface_event; |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 386 | default: |
| 387 | LOG(FATAL) << "Unknown instrumentation event " << event_type; |
| 388 | UNREACHABLE(); |
| 389 | } |
| 390 | } |
| 391 | }; |
| 392 | |
| 393 | TEST_F(InstrumentationTest, NoInstrumentation) { |
| 394 | ScopedObjectAccess soa(Thread::Current()); |
| 395 | instrumentation::Instrumentation* instr = Runtime::Current()->GetInstrumentation(); |
| 396 | ASSERT_NE(instr, nullptr); |
| 397 | |
| 398 | EXPECT_FALSE(instr->AreExitStubsInstalled()); |
| 399 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 400 | EXPECT_FALSE(instr->IsActive()); |
| 401 | EXPECT_FALSE(instr->ShouldNotifyMethodEnterExitEvents()); |
| 402 | |
| 403 | // Test interpreter table is the default one. |
| 404 | EXPECT_EQ(instrumentation::kMainHandlerTable, instr->GetInterpreterHandlerTable()); |
| 405 | |
| 406 | // Check there is no registered listener. |
| 407 | EXPECT_FALSE(instr->HasDexPcListeners()); |
| 408 | EXPECT_FALSE(instr->HasExceptionCaughtListeners()); |
| 409 | EXPECT_FALSE(instr->HasFieldReadListeners()); |
| 410 | EXPECT_FALSE(instr->HasFieldWriteListeners()); |
| 411 | EXPECT_FALSE(instr->HasMethodEntryListeners()); |
| 412 | EXPECT_FALSE(instr->HasMethodExitListeners()); |
| 413 | EXPECT_FALSE(instr->IsActive()); |
| 414 | } |
| 415 | |
| 416 | // Test instrumentation listeners for each event. |
| 417 | TEST_F(InstrumentationTest, MethodEntryEvent) { |
| 418 | TestEvent(instrumentation::Instrumentation::kMethodEntered); |
| 419 | } |
| 420 | |
| 421 | TEST_F(InstrumentationTest, MethodExitEvent) { |
| 422 | TestEvent(instrumentation::Instrumentation::kMethodExited); |
| 423 | } |
| 424 | |
| 425 | TEST_F(InstrumentationTest, MethodUnwindEvent) { |
| 426 | TestEvent(instrumentation::Instrumentation::kMethodUnwind); |
| 427 | } |
| 428 | |
| 429 | TEST_F(InstrumentationTest, DexPcMovedEvent) { |
| 430 | TestEvent(instrumentation::Instrumentation::kDexPcMoved); |
| 431 | } |
| 432 | |
| 433 | TEST_F(InstrumentationTest, FieldReadEvent) { |
| 434 | TestEvent(instrumentation::Instrumentation::kFieldRead); |
| 435 | } |
| 436 | |
| 437 | TEST_F(InstrumentationTest, FieldWriteEvent) { |
| 438 | TestEvent(instrumentation::Instrumentation::kFieldWritten); |
| 439 | } |
| 440 | |
| 441 | TEST_F(InstrumentationTest, ExceptionCaughtEvent) { |
| 442 | TestEvent(instrumentation::Instrumentation::kExceptionCaught); |
| 443 | } |
| 444 | |
Nicolas Geoffray | 81f0f95 | 2016-01-20 16:25:19 +0000 | [diff] [blame^] | 445 | TEST_F(InstrumentationTest, BranchEvent) { |
| 446 | TestEvent(instrumentation::Instrumentation::kBranch); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 447 | } |
| 448 | |
Nicolas Geoffray | 5550ca8 | 2015-08-21 18:38:30 +0100 | [diff] [blame] | 449 | TEST_F(InstrumentationTest, InvokeVirtualOrInterfaceEvent) { |
| 450 | TestEvent(instrumentation::Instrumentation::kInvokeVirtualOrInterface); |
| 451 | } |
| 452 | |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 453 | TEST_F(InstrumentationTest, DeoptimizeDirectMethod) { |
| 454 | ScopedObjectAccess soa(Thread::Current()); |
| 455 | jobject class_loader = LoadDex("Instrumentation"); |
| 456 | Runtime* const runtime = Runtime::Current(); |
| 457 | instrumentation::Instrumentation* instr = runtime->GetInstrumentation(); |
| 458 | ClassLinker* class_linker = runtime->GetClassLinker(); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 459 | StackHandleScope<1> hs(soa.Self()); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 460 | Handle<mirror::ClassLoader> loader(hs.NewHandle(soa.Decode<mirror::ClassLoader*>(class_loader))); |
| 461 | mirror::Class* klass = class_linker->FindClass(soa.Self(), "LInstrumentation;", loader); |
| 462 | ASSERT_TRUE(klass != nullptr); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 463 | ArtMethod* method_to_deoptimize = klass->FindDeclaredDirectMethod("instanceMethod", "()V", |
| 464 | sizeof(void*)); |
| 465 | ASSERT_TRUE(method_to_deoptimize != nullptr); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 466 | |
| 467 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 468 | EXPECT_FALSE(instr->IsDeoptimized(method_to_deoptimize)); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 469 | |
| 470 | DeoptimizeMethod(soa.Self(), method_to_deoptimize, true); |
| 471 | |
| 472 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 473 | EXPECT_TRUE(instr->AreExitStubsInstalled()); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 474 | EXPECT_TRUE(instr->IsDeoptimized(method_to_deoptimize)); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 475 | |
| 476 | constexpr const char* instrumentation_key = "DeoptimizeDirectMethod"; |
| 477 | UndeoptimizeMethod(soa.Self(), method_to_deoptimize, instrumentation_key, true); |
| 478 | |
| 479 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 480 | EXPECT_FALSE(instr->IsDeoptimized(method_to_deoptimize)); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 481 | } |
| 482 | |
| 483 | TEST_F(InstrumentationTest, FullDeoptimization) { |
| 484 | ScopedObjectAccess soa(Thread::Current()); |
| 485 | Runtime* const runtime = Runtime::Current(); |
| 486 | instrumentation::Instrumentation* instr = runtime->GetInstrumentation(); |
| 487 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 488 | |
| 489 | constexpr const char* instrumentation_key = "FullDeoptimization"; |
| 490 | DeoptimizeEverything(soa.Self(), instrumentation_key, true); |
| 491 | |
| 492 | EXPECT_TRUE(instr->AreAllMethodsDeoptimized()); |
| 493 | EXPECT_TRUE(instr->AreExitStubsInstalled()); |
| 494 | |
| 495 | UndeoptimizeEverything(soa.Self(), instrumentation_key, true); |
| 496 | |
| 497 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 498 | } |
| 499 | |
| 500 | TEST_F(InstrumentationTest, MixedDeoptimization) { |
| 501 | ScopedObjectAccess soa(Thread::Current()); |
| 502 | jobject class_loader = LoadDex("Instrumentation"); |
| 503 | Runtime* const runtime = Runtime::Current(); |
| 504 | instrumentation::Instrumentation* instr = runtime->GetInstrumentation(); |
| 505 | ClassLinker* class_linker = runtime->GetClassLinker(); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 506 | StackHandleScope<1> hs(soa.Self()); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 507 | Handle<mirror::ClassLoader> loader(hs.NewHandle(soa.Decode<mirror::ClassLoader*>(class_loader))); |
| 508 | mirror::Class* klass = class_linker->FindClass(soa.Self(), "LInstrumentation;", loader); |
| 509 | ASSERT_TRUE(klass != nullptr); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 510 | ArtMethod* method_to_deoptimize = klass->FindDeclaredDirectMethod("instanceMethod", "()V", |
| 511 | sizeof(void*)); |
| 512 | ASSERT_TRUE(method_to_deoptimize != nullptr); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 513 | |
| 514 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 515 | EXPECT_FALSE(instr->IsDeoptimized(method_to_deoptimize)); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 516 | |
| 517 | DeoptimizeMethod(soa.Self(), method_to_deoptimize, true); |
| 518 | // Deoptimizing a method does not change instrumentation level. |
| 519 | EXPECT_EQ(Instrumentation::InstrumentationLevel::kInstrumentNothing, |
| 520 | GetCurrentInstrumentationLevel()); |
| 521 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 522 | EXPECT_TRUE(instr->AreExitStubsInstalled()); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 523 | EXPECT_TRUE(instr->IsDeoptimized(method_to_deoptimize)); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 524 | |
| 525 | constexpr const char* instrumentation_key = "MixedDeoptimization"; |
| 526 | DeoptimizeEverything(soa.Self(), instrumentation_key, false); |
| 527 | EXPECT_EQ(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, |
| 528 | GetCurrentInstrumentationLevel()); |
| 529 | EXPECT_TRUE(instr->AreAllMethodsDeoptimized()); |
| 530 | EXPECT_TRUE(instr->AreExitStubsInstalled()); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 531 | EXPECT_TRUE(instr->IsDeoptimized(method_to_deoptimize)); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 532 | |
| 533 | UndeoptimizeEverything(soa.Self(), instrumentation_key, false); |
| 534 | EXPECT_EQ(Instrumentation::InstrumentationLevel::kInstrumentNothing, |
| 535 | GetCurrentInstrumentationLevel()); |
| 536 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 537 | EXPECT_TRUE(instr->AreExitStubsInstalled()); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 538 | EXPECT_TRUE(instr->IsDeoptimized(method_to_deoptimize)); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 539 | |
| 540 | UndeoptimizeMethod(soa.Self(), method_to_deoptimize, instrumentation_key, true); |
| 541 | EXPECT_EQ(Instrumentation::InstrumentationLevel::kInstrumentNothing, |
| 542 | GetCurrentInstrumentationLevel()); |
| 543 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 544 | EXPECT_FALSE(instr->IsDeoptimized(method_to_deoptimize)); |
Sebastien Hertz | 0462c4c | 2015-04-01 16:34:17 +0200 | [diff] [blame] | 545 | } |
| 546 | |
| 547 | TEST_F(InstrumentationTest, MethodTracing_Interpreter) { |
| 548 | ScopedObjectAccess soa(Thread::Current()); |
| 549 | Runtime* const runtime = Runtime::Current(); |
| 550 | instrumentation::Instrumentation* instr = runtime->GetInstrumentation(); |
| 551 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 552 | |
| 553 | constexpr const char* instrumentation_key = "MethodTracing"; |
| 554 | EnableMethodTracing(soa.Self(), instrumentation_key, true); |
| 555 | EXPECT_EQ(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, |
| 556 | GetCurrentInstrumentationLevel()); |
| 557 | EXPECT_TRUE(instr->AreAllMethodsDeoptimized()); |
| 558 | EXPECT_TRUE(instr->AreExitStubsInstalled()); |
| 559 | |
| 560 | DisableMethodTracing(soa.Self(), instrumentation_key); |
| 561 | EXPECT_EQ(Instrumentation::InstrumentationLevel::kInstrumentNothing, |
| 562 | GetCurrentInstrumentationLevel()); |
| 563 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 564 | } |
| 565 | |
| 566 | TEST_F(InstrumentationTest, MethodTracing_InstrumentationEntryExitStubs) { |
| 567 | ScopedObjectAccess soa(Thread::Current()); |
| 568 | Runtime* const runtime = Runtime::Current(); |
| 569 | instrumentation::Instrumentation* instr = runtime->GetInstrumentation(); |
| 570 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 571 | |
| 572 | constexpr const char* instrumentation_key = "MethodTracing"; |
| 573 | EnableMethodTracing(soa.Self(), instrumentation_key, false); |
| 574 | EXPECT_EQ(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 575 | GetCurrentInstrumentationLevel()); |
| 576 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 577 | EXPECT_TRUE(instr->AreExitStubsInstalled()); |
| 578 | |
| 579 | DisableMethodTracing(soa.Self(), instrumentation_key); |
| 580 | EXPECT_EQ(Instrumentation::InstrumentationLevel::kInstrumentNothing, |
| 581 | GetCurrentInstrumentationLevel()); |
| 582 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); |
| 583 | } |
| 584 | |
| 585 | // We use a macro to print the line number where the test is failing. |
| 586 | #define CHECK_INSTRUMENTATION(_level, _user_count) \ |
| 587 | do { \ |
| 588 | Instrumentation* const instr = Runtime::Current()->GetInstrumentation(); \ |
| 589 | bool interpreter = \ |
| 590 | (_level == Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); \ |
| 591 | EXPECT_EQ(_level, GetCurrentInstrumentationLevel()); \ |
| 592 | EXPECT_EQ(_user_count, GetInstrumentationUserCount()); \ |
| 593 | if (instr->IsForcedInterpretOnly()) { \ |
| 594 | EXPECT_TRUE(instr->InterpretOnly()); \ |
| 595 | } else if (interpreter) { \ |
| 596 | EXPECT_TRUE(instr->InterpretOnly()); \ |
| 597 | } else { \ |
| 598 | EXPECT_FALSE(instr->InterpretOnly()); \ |
| 599 | } \ |
| 600 | if (interpreter) { \ |
| 601 | EXPECT_TRUE(instr->AreAllMethodsDeoptimized()); \ |
| 602 | } else { \ |
| 603 | EXPECT_FALSE(instr->AreAllMethodsDeoptimized()); \ |
| 604 | } \ |
| 605 | } while (false) |
| 606 | |
| 607 | TEST_F(InstrumentationTest, ConfigureStubs_Nothing) { |
| 608 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 609 | |
| 610 | // Check no-op. |
| 611 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 612 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 613 | } |
| 614 | |
| 615 | TEST_F(InstrumentationTest, ConfigureStubs_InstrumentationStubs) { |
| 616 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 617 | |
| 618 | // Check we can switch to instrumentation stubs |
| 619 | CheckConfigureStubs(kClientOneKey, |
| 620 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 621 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 622 | 1U); |
| 623 | |
| 624 | // Check we can disable instrumentation. |
| 625 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 626 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 627 | } |
| 628 | |
| 629 | TEST_F(InstrumentationTest, ConfigureStubs_Interpreter) { |
| 630 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 631 | |
| 632 | // Check we can switch to interpreter |
| 633 | CheckConfigureStubs(kClientOneKey, |
| 634 | Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); |
| 635 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 1U); |
| 636 | |
| 637 | // Check we can disable instrumentation. |
| 638 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 639 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 640 | } |
| 641 | |
| 642 | TEST_F(InstrumentationTest, ConfigureStubs_InstrumentationStubsToInterpreter) { |
| 643 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 644 | |
| 645 | // Configure stubs with instrumentation stubs. |
| 646 | CheckConfigureStubs(kClientOneKey, |
| 647 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 648 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 649 | 1U); |
| 650 | |
| 651 | // Configure stubs with interpreter. |
| 652 | CheckConfigureStubs(kClientOneKey, |
| 653 | Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); |
| 654 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 1U); |
| 655 | |
| 656 | // Check we can disable instrumentation. |
| 657 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 658 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 659 | } |
| 660 | |
| 661 | TEST_F(InstrumentationTest, ConfigureStubs_InterpreterToInstrumentationStubs) { |
| 662 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 663 | |
| 664 | // Configure stubs with interpreter. |
| 665 | CheckConfigureStubs(kClientOneKey, |
| 666 | Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); |
| 667 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 1U); |
| 668 | |
| 669 | // Configure stubs with instrumentation stubs. |
| 670 | CheckConfigureStubs(kClientOneKey, |
| 671 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 672 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 673 | 1U); |
| 674 | |
| 675 | // Check we can disable instrumentation. |
| 676 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 677 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 678 | } |
| 679 | |
| 680 | TEST_F(InstrumentationTest, |
| 681 | ConfigureStubs_InstrumentationStubsToInterpreterToInstrumentationStubs) { |
| 682 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 683 | |
| 684 | // Configure stubs with instrumentation stubs. |
| 685 | CheckConfigureStubs(kClientOneKey, |
| 686 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 687 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 688 | 1U); |
| 689 | |
| 690 | // Configure stubs with interpreter. |
| 691 | CheckConfigureStubs(kClientOneKey, |
| 692 | Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); |
| 693 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 1U); |
| 694 | |
| 695 | // Configure stubs with instrumentation stubs again. |
| 696 | CheckConfigureStubs(kClientOneKey, |
| 697 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 698 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 699 | 1U); |
| 700 | |
| 701 | // Check we can disable instrumentation. |
| 702 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 703 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 704 | } |
| 705 | |
| 706 | TEST_F(InstrumentationTest, MultiConfigureStubs_Nothing) { |
| 707 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 708 | |
| 709 | // Check kInstrumentNothing with two clients. |
| 710 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 711 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 712 | |
| 713 | CheckConfigureStubs(kClientTwoKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 714 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 715 | } |
| 716 | |
| 717 | TEST_F(InstrumentationTest, MultiConfigureStubs_InstrumentationStubs) { |
| 718 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 719 | |
| 720 | // Configure stubs with instrumentation stubs for 1st client. |
| 721 | CheckConfigureStubs(kClientOneKey, |
| 722 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 723 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 724 | 1U); |
| 725 | |
| 726 | // Configure stubs with instrumentation stubs for 2nd client. |
| 727 | CheckConfigureStubs(kClientTwoKey, |
| 728 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 729 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 730 | 2U); |
| 731 | |
| 732 | // 1st client requests instrumentation deactivation but 2nd client still needs |
| 733 | // instrumentation stubs. |
| 734 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 735 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 736 | 1U); |
| 737 | |
| 738 | // 2nd client requests instrumentation deactivation |
| 739 | CheckConfigureStubs(kClientTwoKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 740 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 741 | } |
| 742 | |
| 743 | TEST_F(InstrumentationTest, MultiConfigureStubs_Interpreter) { |
| 744 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 745 | |
| 746 | // Configure stubs with interpreter for 1st client. |
| 747 | CheckConfigureStubs(kClientOneKey, |
| 748 | Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); |
| 749 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 1U); |
| 750 | |
| 751 | // Configure stubs with interpreter for 2nd client. |
| 752 | CheckConfigureStubs(kClientTwoKey, |
| 753 | Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); |
| 754 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 2U); |
| 755 | |
| 756 | // 1st client requests instrumentation deactivation but 2nd client still needs interpreter. |
| 757 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 758 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 1U); |
| 759 | |
| 760 | // 2nd client requests instrumentation deactivation |
| 761 | CheckConfigureStubs(kClientTwoKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 762 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 763 | } |
| 764 | |
| 765 | TEST_F(InstrumentationTest, MultiConfigureStubs_InstrumentationStubsThenInterpreter) { |
| 766 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 767 | |
| 768 | // Configure stubs with instrumentation stubs for 1st client. |
| 769 | CheckConfigureStubs(kClientOneKey, |
| 770 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 771 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 772 | 1U); |
| 773 | |
| 774 | // Configure stubs with interpreter for 2nd client. |
| 775 | CheckConfigureStubs(kClientTwoKey, |
| 776 | Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); |
| 777 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 2U); |
| 778 | |
| 779 | // 1st client requests instrumentation deactivation but 2nd client still needs interpreter. |
| 780 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 781 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 1U); |
| 782 | |
| 783 | // 2nd client requests instrumentation deactivation |
| 784 | CheckConfigureStubs(kClientTwoKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 785 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 786 | } |
| 787 | |
| 788 | TEST_F(InstrumentationTest, MultiConfigureStubs_InterpreterThenInstrumentationStubs) { |
| 789 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 790 | |
| 791 | // Configure stubs with interpreter for 1st client. |
| 792 | CheckConfigureStubs(kClientOneKey, |
| 793 | Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter); |
| 794 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 1U); |
| 795 | |
| 796 | // Configure stubs with instrumentation stubs for 2nd client. |
| 797 | CheckConfigureStubs(kClientTwoKey, |
| 798 | Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs); |
| 799 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInterpreter, 2U); |
| 800 | |
| 801 | // 1st client requests instrumentation deactivation but 2nd client still needs |
| 802 | // instrumentation stubs. |
| 803 | CheckConfigureStubs(kClientOneKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 804 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentWithInstrumentationStubs, |
| 805 | 1U); |
| 806 | |
| 807 | // 2nd client requests instrumentation deactivation |
| 808 | CheckConfigureStubs(kClientTwoKey, Instrumentation::InstrumentationLevel::kInstrumentNothing); |
| 809 | CHECK_INSTRUMENTATION(Instrumentation::InstrumentationLevel::kInstrumentNothing, 0U); |
| 810 | } |
| 811 | |
| 812 | } // namespace instrumentation |
| 813 | } // namespace art |