Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 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 | |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 17 | #include "dalvik_system_VMRuntime.h" |
| 18 | |
Andreas Gampe | c60e1b7 | 2015-07-30 08:57:50 -0700 | [diff] [blame] | 19 | #ifdef __ANDROID__ |
Dmitriy Ivanov | 15efde2 | 2015-05-22 18:03:34 -0700 | [diff] [blame] | 20 | extern "C" void android_set_application_target_sdk_version(uint32_t version); |
| 21 | #endif |
Elliott Hughes | eac7667 | 2012-05-24 21:56:51 -0700 | [diff] [blame] | 22 | #include <limits.h> |
Ian Rogers | d582fa4 | 2014-11-05 23:46:43 -0800 | [diff] [blame] | 23 | #include <ScopedUtfChars.h> |
Elliott Hughes | eac7667 | 2012-05-24 21:56:51 -0700 | [diff] [blame] | 24 | |
Ian Rogers | d582fa4 | 2014-11-05 23:46:43 -0800 | [diff] [blame] | 25 | #pragma GCC diagnostic push |
| 26 | #pragma GCC diagnostic ignored "-Wshadow" |
| 27 | #include "toStringArray.h" |
| 28 | #pragma GCC diagnostic pop |
| 29 | |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 30 | #include "art_method-inl.h" |
Ian Rogers | d582fa4 | 2014-11-05 23:46:43 -0800 | [diff] [blame] | 31 | #include "arch/instruction_set.h" |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 32 | #include "class_linker-inl.h" |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 33 | #include "common_throws.h" |
Elliott Hughes | f6a1e1e | 2011-10-25 16:28:04 -0700 | [diff] [blame] | 34 | #include "debugger.h" |
Ian Rogers | 4f6ad8a | 2013-03-18 15:27:28 -0700 | [diff] [blame] | 35 | #include "dex_file-inl.h" |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 36 | #include "gc/accounting/card_table-inl.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 37 | #include "gc/allocator/dlmalloc.h" |
Mathieu Chartier | 8235331 | 2013-07-18 10:47:51 -0700 | [diff] [blame] | 38 | #include "gc/heap.h" |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 39 | #include "gc/space/dlmalloc_space.h" |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 40 | #include "gc/space/image_space.h" |
Mathieu Chartier | a5eae69 | 2014-12-17 17:56:03 -0800 | [diff] [blame] | 41 | #include "gc/task_processor.h" |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 42 | #include "intern_table.h" |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 43 | #include "jni_internal.h" |
Ian Rogers | 4f6ad8a | 2013-03-18 15:27:28 -0700 | [diff] [blame] | 44 | #include "mirror/class-inl.h" |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 45 | #include "mirror/dex_cache-inl.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 46 | #include "mirror/object-inl.h" |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 47 | #include "runtime.h" |
Ian Rogers | 1eb512d | 2013-10-18 15:42:20 -0700 | [diff] [blame] | 48 | #include "scoped_fast_native_object_access.h" |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 49 | #include "scoped_thread_state_change.h" |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 50 | #include "thread.h" |
Elliott Hughes | 88c5c35 | 2012-03-15 18:49:48 -0700 | [diff] [blame] | 51 | #include "thread_list.h" |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 52 | |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 53 | namespace art { |
| 54 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 55 | static jfloat VMRuntime_getTargetHeapUtilization(JNIEnv*, jobject) { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 56 | return Runtime::Current()->GetHeap()->GetTargetHeapUtilization(); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 57 | } |
| 58 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 59 | static void VMRuntime_nativeSetTargetHeapUtilization(JNIEnv*, jobject, jfloat target) { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 60 | Runtime::Current()->GetHeap()->SetTargetHeapUtilization(target); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 61 | } |
| 62 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 63 | static void VMRuntime_startJitCompilation(JNIEnv*, jobject) { |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 64 | } |
| 65 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 66 | static void VMRuntime_disableJitCompilation(JNIEnv*, jobject) { |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 67 | } |
| 68 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 69 | static jobject VMRuntime_newNonMovableArray(JNIEnv* env, jobject, jclass javaElementClass, |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 70 | jint length) { |
Ian Rogers | 1eb512d | 2013-10-18 15:42:20 -0700 | [diff] [blame] | 71 | ScopedFastNativeObjectAccess soa(env); |
Ian Rogers | f9c612f | 2014-02-27 10:58:17 -0800 | [diff] [blame] | 72 | if (UNLIKELY(length < 0)) { |
| 73 | ThrowNegativeArraySizeException(length); |
| 74 | return nullptr; |
| 75 | } |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 76 | mirror::Class* element_class = soa.Decode<mirror::Class*>(javaElementClass); |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 77 | if (UNLIKELY(element_class == nullptr)) { |
Nicolas Geoffray | 0aa50ce | 2015-03-10 11:03:29 +0000 | [diff] [blame] | 78 | ThrowNullPointerException("element class == null"); |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 79 | return nullptr; |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 80 | } |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 81 | Runtime* runtime = Runtime::Current(); |
Mathieu Chartier | b74cd29 | 2014-05-29 14:31:33 -0700 | [diff] [blame] | 82 | mirror::Class* array_class = |
| 83 | runtime->GetClassLinker()->FindArrayClass(soa.Self(), &element_class); |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 84 | if (UNLIKELY(array_class == nullptr)) { |
| 85 | return nullptr; |
| 86 | } |
| 87 | gc::AllocatorType allocator = runtime->GetHeap()->GetCurrentNonMovingAllocator(); |
Mathieu Chartier | cbb2d20 | 2013-11-14 17:45:16 -0800 | [diff] [blame] | 88 | mirror::Array* result = mirror::Array::Alloc<true>(soa.Self(), array_class, length, |
Hiroshi Yamauchi | f0edfc3 | 2014-09-25 11:46:46 -0700 | [diff] [blame] | 89 | array_class->GetComponentSizeShift(), |
| 90 | allocator); |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 91 | return soa.AddLocalReference<jobject>(result); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 92 | } |
| 93 | |
Ian Rogers | f9c612f | 2014-02-27 10:58:17 -0800 | [diff] [blame] | 94 | static jobject VMRuntime_newUnpaddedArray(JNIEnv* env, jobject, jclass javaElementClass, |
| 95 | jint length) { |
| 96 | ScopedFastNativeObjectAccess soa(env); |
| 97 | if (UNLIKELY(length < 0)) { |
| 98 | ThrowNegativeArraySizeException(length); |
| 99 | return nullptr; |
| 100 | } |
| 101 | mirror::Class* element_class = soa.Decode<mirror::Class*>(javaElementClass); |
| 102 | if (UNLIKELY(element_class == nullptr)) { |
Nicolas Geoffray | 0aa50ce | 2015-03-10 11:03:29 +0000 | [diff] [blame] | 103 | ThrowNullPointerException("element class == null"); |
Ian Rogers | f9c612f | 2014-02-27 10:58:17 -0800 | [diff] [blame] | 104 | return nullptr; |
| 105 | } |
Ian Rogers | f9c612f | 2014-02-27 10:58:17 -0800 | [diff] [blame] | 106 | Runtime* runtime = Runtime::Current(); |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 107 | mirror::Class* array_class = runtime->GetClassLinker()->FindArrayClass(soa.Self(), |
| 108 | &element_class); |
Ian Rogers | f9c612f | 2014-02-27 10:58:17 -0800 | [diff] [blame] | 109 | if (UNLIKELY(array_class == nullptr)) { |
| 110 | return nullptr; |
| 111 | } |
| 112 | gc::AllocatorType allocator = runtime->GetHeap()->GetCurrentAllocator(); |
Hiroshi Yamauchi | f0edfc3 | 2014-09-25 11:46:46 -0700 | [diff] [blame] | 113 | mirror::Array* result = mirror::Array::Alloc<true, true>(soa.Self(), array_class, length, |
| 114 | array_class->GetComponentSizeShift(), |
| 115 | allocator); |
Ian Rogers | f9c612f | 2014-02-27 10:58:17 -0800 | [diff] [blame] | 116 | return soa.AddLocalReference<jobject>(result); |
| 117 | } |
| 118 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 119 | static jlong VMRuntime_addressOf(JNIEnv* env, jobject, jobject javaArray) { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 120 | if (javaArray == nullptr) { // Most likely allocation failed |
Ian Rogers | a15e67d | 2012-02-28 13:51:55 -0800 | [diff] [blame] | 121 | return 0; |
| 122 | } |
Ian Rogers | 1eb512d | 2013-10-18 15:42:20 -0700 | [diff] [blame] | 123 | ScopedFastNativeObjectAccess soa(env); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 124 | mirror::Array* array = soa.Decode<mirror::Array*>(javaArray); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 125 | if (!array->IsArrayInstance()) { |
Nicolas Geoffray | 0aa50ce | 2015-03-10 11:03:29 +0000 | [diff] [blame] | 126 | ThrowIllegalArgumentException("not an array"); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 127 | return 0; |
| 128 | } |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 129 | if (Runtime::Current()->GetHeap()->IsMovableObject(array)) { |
| 130 | ThrowRuntimeException("Trying to get address of movable array object"); |
| 131 | return 0; |
| 132 | } |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 133 | return reinterpret_cast<uintptr_t>(array->GetRawData(array->GetClass()->GetComponentSize(), 0)); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 134 | } |
| 135 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 136 | static void VMRuntime_clearGrowthLimit(JNIEnv*, jobject) { |
Elliott Hughes | b3bd5f0 | 2012-03-08 21:05:27 -0800 | [diff] [blame] | 137 | Runtime::Current()->GetHeap()->ClearGrowthLimit(); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 138 | } |
| 139 | |
Mathieu Chartier | 379d09f | 2015-01-08 11:28:13 -0800 | [diff] [blame] | 140 | static void VMRuntime_clampGrowthLimit(JNIEnv*, jobject) { |
| 141 | Runtime::Current()->GetHeap()->ClampGrowthLimit(); |
| 142 | } |
| 143 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 144 | static jboolean VMRuntime_isDebuggerActive(JNIEnv*, jobject) { |
Elliott Hughes | c0f0933 | 2012-03-26 13:27:06 -0700 | [diff] [blame] | 145 | return Dbg::IsDebuggerActive(); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 146 | } |
| 147 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 148 | static jobjectArray VMRuntime_properties(JNIEnv* env, jobject) { |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 149 | return toStringArray(env, Runtime::Current()->GetProperties()); |
| 150 | } |
| 151 | |
Brian Carlstrom | 7d5ffb5 | 2012-02-01 14:27:54 -0800 | [diff] [blame] | 152 | // This is for backward compatibility with dalvik which returned the |
| 153 | // meaningless "." when no boot classpath or classpath was |
| 154 | // specified. Unfortunately, some tests were using java.class.path to |
| 155 | // lookup relative file locations, so they are counting on this to be |
| 156 | // ".", presumably some applications or libraries could have as well. |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 157 | static const char* DefaultToDot(const std::string& class_path) { |
Brian Carlstrom | 7d5ffb5 | 2012-02-01 14:27:54 -0800 | [diff] [blame] | 158 | return class_path.empty() ? "." : class_path.c_str(); |
| 159 | } |
| 160 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 161 | static jstring VMRuntime_bootClassPath(JNIEnv* env, jobject) { |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 162 | return env->NewStringUTF(DefaultToDot(Runtime::Current()->GetBootClassPathString())); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 163 | } |
| 164 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 165 | static jstring VMRuntime_classPath(JNIEnv* env, jobject) { |
Brian Carlstrom | a004aa9 | 2012-02-08 18:05:09 -0800 | [diff] [blame] | 166 | return env->NewStringUTF(DefaultToDot(Runtime::Current()->GetClassPathString())); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 167 | } |
| 168 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 169 | static jstring VMRuntime_vmVersion(JNIEnv* env, jobject) { |
Brian Carlstrom | 491ca9e | 2014-03-02 18:24:38 -0800 | [diff] [blame] | 170 | return env->NewStringUTF(Runtime::GetVersion()); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 171 | } |
| 172 | |
Brian Carlstrom | cef450c | 2013-06-28 14:38:26 -0700 | [diff] [blame] | 173 | static jstring VMRuntime_vmLibrary(JNIEnv* env, jobject) { |
| 174 | return env->NewStringUTF(kIsDebugBuild ? "libartd.so" : "libart.so"); |
| 175 | } |
| 176 | |
Sebastien Hertz | a705376 | 2014-05-16 16:56:45 +0200 | [diff] [blame] | 177 | static jstring VMRuntime_vmInstructionSet(JNIEnv* env, jobject) { |
| 178 | InstructionSet isa = Runtime::Current()->GetInstructionSet(); |
| 179 | const char* isa_string = GetInstructionSetString(isa); |
| 180 | return env->NewStringUTF(isa_string); |
| 181 | } |
| 182 | |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 183 | static jboolean VMRuntime_is64Bit(JNIEnv*, jobject) { |
Sebastien Hertz | a705376 | 2014-05-16 16:56:45 +0200 | [diff] [blame] | 184 | bool is64BitMode = (sizeof(void*) == sizeof(uint64_t)); |
| 185 | return is64BitMode ? JNI_TRUE : JNI_FALSE; |
| 186 | } |
| 187 | |
| 188 | static jboolean VMRuntime_isCheckJniEnabled(JNIEnv* env, jobject) { |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 189 | return down_cast<JNIEnvExt*>(env)->vm->IsCheckJniEnabled() ? JNI_TRUE : JNI_FALSE; |
Sebastien Hertz | a705376 | 2014-05-16 16:56:45 +0200 | [diff] [blame] | 190 | } |
| 191 | |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 192 | static void VMRuntime_setTargetSdkVersionNative(JNIEnv*, jobject, jint target_sdk_version) { |
Ian Rogers | 987560f | 2014-04-22 11:42:59 -0700 | [diff] [blame] | 193 | // This is the target SDK version of the app we're about to run. It is intended that this a place |
| 194 | // where workarounds can be enabled. |
Elliott Hughes | c2dc62d | 2012-01-17 20:06:12 -0800 | [diff] [blame] | 195 | // Note that targetSdkVersion may be CUR_DEVELOPMENT (10000). |
| 196 | // Note that targetSdkVersion may be 0, meaning "current". |
Jeff Hao | f00571c | 2014-05-29 17:29:47 -0700 | [diff] [blame] | 197 | Runtime::Current()->SetTargetSdkVersion(target_sdk_version); |
Dmitriy Ivanov | 15efde2 | 2015-05-22 18:03:34 -0700 | [diff] [blame] | 198 | |
Andreas Gampe | c60e1b7 | 2015-07-30 08:57:50 -0700 | [diff] [blame] | 199 | #ifdef __ANDROID__ |
Dmitriy Ivanov | 15efde2 | 2015-05-22 18:03:34 -0700 | [diff] [blame] | 200 | // This part is letting libc/dynamic linker know about current app's |
| 201 | // target sdk version to enable compatibility workarounds. |
| 202 | android_set_application_target_sdk_version(static_cast<uint32_t>(target_sdk_version)); |
| 203 | #endif |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 204 | } |
| 205 | |
Mathieu Chartier | 987ccff | 2013-07-08 11:05:21 -0700 | [diff] [blame] | 206 | static void VMRuntime_registerNativeAllocation(JNIEnv* env, jobject, jint bytes) { |
Ian Rogers | 1eb512d | 2013-10-18 15:42:20 -0700 | [diff] [blame] | 207 | if (UNLIKELY(bytes < 0)) { |
| 208 | ScopedObjectAccess soa(env); |
Mathieu Chartier | 987ccff | 2013-07-08 11:05:21 -0700 | [diff] [blame] | 209 | ThrowRuntimeException("allocation size negative %d", bytes); |
| 210 | return; |
| 211 | } |
Mathieu Chartier | 8ec31f9 | 2014-09-03 10:30:11 -0700 | [diff] [blame] | 212 | Runtime::Current()->GetHeap()->RegisterNativeAllocation(env, static_cast<size_t>(bytes)); |
Mathieu Chartier | 987ccff | 2013-07-08 11:05:21 -0700 | [diff] [blame] | 213 | } |
| 214 | |
| 215 | static void VMRuntime_registerNativeFree(JNIEnv* env, jobject, jint bytes) { |
Ian Rogers | 1eb512d | 2013-10-18 15:42:20 -0700 | [diff] [blame] | 216 | if (UNLIKELY(bytes < 0)) { |
| 217 | ScopedObjectAccess soa(env); |
Mathieu Chartier | 987ccff | 2013-07-08 11:05:21 -0700 | [diff] [blame] | 218 | ThrowRuntimeException("allocation size negative %d", bytes); |
| 219 | return; |
| 220 | } |
Mathieu Chartier | 8ec31f9 | 2014-09-03 10:30:11 -0700 | [diff] [blame] | 221 | Runtime::Current()->GetHeap()->RegisterNativeFree(env, static_cast<size_t>(bytes)); |
Mathieu Chartier | 987ccff | 2013-07-08 11:05:21 -0700 | [diff] [blame] | 222 | } |
| 223 | |
Ian Rogers | 6a3c1fc | 2014-10-31 00:33:20 -0700 | [diff] [blame] | 224 | static void VMRuntime_updateProcessState(JNIEnv*, jobject, jint process_state) { |
| 225 | Runtime* runtime = Runtime::Current(); |
| 226 | runtime->GetHeap()->UpdateProcessState(static_cast<gc::ProcessState>(process_state)); |
Mathieu Chartier | ca2a24d | 2013-11-25 15:12:12 -0800 | [diff] [blame] | 227 | } |
| 228 | |
Mathieu Chartier | a5eae69 | 2014-12-17 17:56:03 -0800 | [diff] [blame] | 229 | static void VMRuntime_trimHeap(JNIEnv* env, jobject) { |
| 230 | Runtime::Current()->GetHeap()->Trim(ThreadForEnv(env)); |
Elliott Hughes | 8cf5bc0 | 2012-02-02 16:32:16 -0800 | [diff] [blame] | 231 | } |
| 232 | |
Ian Rogers | 81d425b | 2012-09-27 16:03:43 -0700 | [diff] [blame] | 233 | static void VMRuntime_concurrentGC(JNIEnv* env, jobject) { |
Hiroshi Yamauchi | 0ae9899 | 2015-05-01 14:33:19 -0700 | [diff] [blame] | 234 | Runtime::Current()->GetHeap()->ConcurrentGC(ThreadForEnv(env), true); |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 235 | } |
| 236 | |
Mathieu Chartier | a5eae69 | 2014-12-17 17:56:03 -0800 | [diff] [blame] | 237 | static void VMRuntime_requestHeapTrim(JNIEnv* env, jobject) { |
| 238 | Runtime::Current()->GetHeap()->RequestTrim(ThreadForEnv(env)); |
Mathieu Chartier | 079101a | 2014-12-15 14:23:10 -0800 | [diff] [blame] | 239 | } |
Mathieu Chartier | a5eae69 | 2014-12-17 17:56:03 -0800 | [diff] [blame] | 240 | |
| 241 | static void VMRuntime_requestConcurrentGC(JNIEnv* env, jobject) { |
Hiroshi Yamauchi | 0ae9899 | 2015-05-01 14:33:19 -0700 | [diff] [blame] | 242 | Runtime::Current()->GetHeap()->RequestConcurrentGC(ThreadForEnv(env), true); |
Mathieu Chartier | a5eae69 | 2014-12-17 17:56:03 -0800 | [diff] [blame] | 243 | } |
| 244 | |
| 245 | static void VMRuntime_startHeapTaskProcessor(JNIEnv* env, jobject) { |
| 246 | Runtime::Current()->GetHeap()->GetTaskProcessor()->Start(ThreadForEnv(env)); |
| 247 | } |
| 248 | |
| 249 | static void VMRuntime_stopHeapTaskProcessor(JNIEnv* env, jobject) { |
| 250 | Runtime::Current()->GetHeap()->GetTaskProcessor()->Stop(ThreadForEnv(env)); |
| 251 | } |
| 252 | |
| 253 | static void VMRuntime_runHeapTasks(JNIEnv* env, jobject) { |
| 254 | Runtime::Current()->GetHeap()->GetTaskProcessor()->RunAllTasks(ThreadForEnv(env)); |
Mathieu Chartier | 079101a | 2014-12-15 14:23:10 -0800 | [diff] [blame] | 255 | } |
| 256 | |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 257 | typedef std::map<std::string, mirror::String*> StringTable; |
| 258 | |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 259 | class PreloadDexCachesStringsVisitor : public SingleRootVisitor { |
| 260 | public: |
Mathieu Chartier | d3ed9a3 | 2015-04-10 14:23:35 -0700 | [diff] [blame] | 261 | explicit PreloadDexCachesStringsVisitor(StringTable* table) : table_(table) { } |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 262 | |
| 263 | void VisitRoot(mirror::Object* root, const RootInfo& info ATTRIBUTE_UNUSED) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 264 | OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) { |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 265 | mirror::String* string = root->AsString(); |
| 266 | table_->operator[](string->ToModifiedUtf8()) = string; |
| 267 | } |
| 268 | |
| 269 | private: |
| 270 | StringTable* const table_; |
| 271 | }; |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 272 | |
| 273 | // Based on ClassLinker::ResolveString. |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 274 | static void PreloadDexCachesResolveString( |
| 275 | Handle<mirror::DexCache> dex_cache, uint32_t string_idx, StringTable& strings) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 276 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 277 | mirror::String* string = dex_cache->GetResolvedString(string_idx); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 278 | if (string != nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 279 | return; |
| 280 | } |
| 281 | const DexFile* dex_file = dex_cache->GetDexFile(); |
Ian Rogers | cf5077a | 2013-10-31 12:37:54 -0700 | [diff] [blame] | 282 | const char* utf8 = dex_file->StringDataByIdx(string_idx); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 283 | string = strings[utf8]; |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 284 | if (string == nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 285 | return; |
| 286 | } |
| 287 | // LOG(INFO) << "VMRuntime.preloadDexCaches resolved string=" << utf8; |
| 288 | dex_cache->SetResolvedString(string_idx, string); |
| 289 | } |
| 290 | |
| 291 | // Based on ClassLinker::ResolveType. |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 292 | static void PreloadDexCachesResolveType( |
| 293 | Thread* self, mirror::DexCache* dex_cache, uint32_t type_idx) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 294 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 295 | mirror::Class* klass = dex_cache->GetResolvedType(type_idx); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 296 | if (klass != nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 297 | return; |
| 298 | } |
| 299 | const DexFile* dex_file = dex_cache->GetDexFile(); |
| 300 | const char* class_name = dex_file->StringByTypeIdx(type_idx); |
| 301 | ClassLinker* linker = Runtime::Current()->GetClassLinker(); |
| 302 | if (class_name[1] == '\0') { |
| 303 | klass = linker->FindPrimitiveClass(class_name[0]); |
| 304 | } else { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 305 | klass = linker->LookupClass(self, class_name, ComputeModifiedUtf8Hash(class_name), nullptr); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 306 | } |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 307 | if (klass == nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 308 | return; |
| 309 | } |
| 310 | // LOG(INFO) << "VMRuntime.preloadDexCaches resolved klass=" << class_name; |
| 311 | dex_cache->SetResolvedType(type_idx, klass); |
| 312 | // Skip uninitialized classes because filled static storage entry implies it is initialized. |
| 313 | if (!klass->IsInitialized()) { |
| 314 | // LOG(INFO) << "VMRuntime.preloadDexCaches uninitialized klass=" << class_name; |
| 315 | return; |
| 316 | } |
| 317 | // LOG(INFO) << "VMRuntime.preloadDexCaches static storage klass=" << class_name; |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 318 | } |
| 319 | |
| 320 | // Based on ClassLinker::ResolveField. |
Mathieu Chartier | 0cd8135 | 2014-05-22 16:48:55 -0700 | [diff] [blame] | 321 | static void PreloadDexCachesResolveField(Handle<mirror::DexCache> dex_cache, uint32_t field_idx, |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 322 | bool is_static) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 323 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 324 | ArtField* field = dex_cache->GetResolvedField(field_idx, sizeof(void*)); |
| 325 | if (field != nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 326 | return; |
| 327 | } |
| 328 | const DexFile* dex_file = dex_cache->GetDexFile(); |
| 329 | const DexFile::FieldId& field_id = dex_file->GetFieldId(field_idx); |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 330 | Thread* const self = Thread::Current(); |
| 331 | StackHandleScope<1> hs(self); |
| 332 | Handle<mirror::Class> klass(hs.NewHandle(dex_cache->GetResolvedType(field_id.class_idx_))); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 333 | if (klass.Get() == nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 334 | return; |
| 335 | } |
| 336 | if (is_static) { |
Mathieu Chartier | f832284 | 2014-05-16 10:59:25 -0700 | [diff] [blame] | 337 | field = mirror::Class::FindStaticField(self, klass, dex_cache.Get(), field_idx); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 338 | } else { |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 339 | field = klass->FindInstanceField(dex_cache.Get(), field_idx); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 340 | } |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 341 | if (field == nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 342 | return; |
| 343 | } |
| 344 | // LOG(INFO) << "VMRuntime.preloadDexCaches resolved field " << PrettyField(field); |
Mathieu Chartier | c785344 | 2015-03-27 14:35:38 -0700 | [diff] [blame] | 345 | dex_cache->SetResolvedField(field_idx, field, sizeof(void*)); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 346 | } |
| 347 | |
| 348 | // Based on ClassLinker::ResolveMethod. |
Mathieu Chartier | 0cd8135 | 2014-05-22 16:48:55 -0700 | [diff] [blame] | 349 | static void PreloadDexCachesResolveMethod(Handle<mirror::DexCache> dex_cache, uint32_t method_idx, |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 350 | InvokeType invoke_type) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 351 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 352 | ArtMethod* method = dex_cache->GetResolvedMethod(method_idx, sizeof(void*)); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 353 | if (method != nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 354 | return; |
| 355 | } |
| 356 | const DexFile* dex_file = dex_cache->GetDexFile(); |
| 357 | const DexFile::MethodId& method_id = dex_file->GetMethodId(method_idx); |
| 358 | mirror::Class* klass = dex_cache->GetResolvedType(method_id.class_idx_); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 359 | if (klass == nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 360 | return; |
| 361 | } |
| 362 | switch (invoke_type) { |
| 363 | case kDirect: |
| 364 | case kStatic: |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 365 | method = klass->FindDirectMethod(dex_cache.Get(), method_idx, sizeof(void*)); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 366 | break; |
| 367 | case kInterface: |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 368 | method = klass->FindInterfaceMethod(dex_cache.Get(), method_idx, sizeof(void*)); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 369 | break; |
| 370 | case kSuper: |
| 371 | case kVirtual: |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 372 | method = klass->FindVirtualMethod(dex_cache.Get(), method_idx, sizeof(void*)); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 373 | break; |
| 374 | default: |
| 375 | LOG(FATAL) << "Unreachable - invocation type: " << invoke_type; |
Ian Rogers | 2c4257b | 2014-10-24 14:20:06 -0700 | [diff] [blame] | 376 | UNREACHABLE(); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 377 | } |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 378 | if (method == nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 379 | return; |
| 380 | } |
| 381 | // LOG(INFO) << "VMRuntime.preloadDexCaches resolved method " << PrettyMethod(method); |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 382 | dex_cache->SetResolvedMethod(method_idx, method, sizeof(void*)); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 383 | } |
| 384 | |
| 385 | struct DexCacheStats { |
| 386 | uint32_t num_strings; |
| 387 | uint32_t num_types; |
| 388 | uint32_t num_fields; |
| 389 | uint32_t num_methods; |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 390 | DexCacheStats() : num_strings(0), |
| 391 | num_types(0), |
| 392 | num_fields(0), |
Ian Rogers | 5ddb410 | 2014-01-07 08:58:46 -0800 | [diff] [blame] | 393 | num_methods(0) {} |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 394 | }; |
| 395 | |
| 396 | static const bool kPreloadDexCachesEnabled = true; |
| 397 | |
| 398 | // Disabled because it takes a long time (extra half second) but |
| 399 | // gives almost no benefit in terms of saving private dirty pages. |
| 400 | static const bool kPreloadDexCachesStrings = false; |
| 401 | |
| 402 | static const bool kPreloadDexCachesTypes = true; |
| 403 | static const bool kPreloadDexCachesFieldsAndMethods = true; |
| 404 | |
| 405 | static const bool kPreloadDexCachesCollectStats = true; |
| 406 | |
| 407 | static void PreloadDexCachesStatsTotal(DexCacheStats* total) { |
| 408 | if (!kPreloadDexCachesCollectStats) { |
| 409 | return; |
| 410 | } |
| 411 | |
| 412 | ClassLinker* linker = Runtime::Current()->GetClassLinker(); |
| 413 | const std::vector<const DexFile*>& boot_class_path = linker->GetBootClassPath(); |
| 414 | for (size_t i = 0; i< boot_class_path.size(); i++) { |
| 415 | const DexFile* dex_file = boot_class_path[i]; |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 416 | CHECK(dex_file != nullptr); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 417 | total->num_strings += dex_file->NumStringIds(); |
| 418 | total->num_fields += dex_file->NumFieldIds(); |
| 419 | total->num_methods += dex_file->NumMethodIds(); |
| 420 | total->num_types += dex_file->NumTypeIds(); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 421 | } |
| 422 | } |
| 423 | |
| 424 | static void PreloadDexCachesStatsFilled(DexCacheStats* filled) |
Mathieu Chartier | 9044347 | 2015-07-16 20:32:27 -0700 | [diff] [blame] | 425 | SHARED_REQUIRES(Locks::mutator_lock_) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 426 | if (!kPreloadDexCachesCollectStats) { |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 427 | return; |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 428 | } |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 429 | ClassLinker* const class_linker = Runtime::Current()->GetClassLinker(); |
| 430 | Thread* const self = Thread::Current(); |
| 431 | for (const DexFile* dex_file : class_linker->GetBootClassPath()) { |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 432 | CHECK(dex_file != nullptr); |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 433 | mirror::DexCache* const dex_cache = class_linker->FindDexCache(self, *dex_file, true); |
| 434 | // If dex cache was deallocated, just continue. |
| 435 | if (dex_cache == nullptr) { |
| 436 | continue; |
| 437 | } |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 438 | for (size_t j = 0; j < dex_cache->NumStrings(); j++) { |
| 439 | mirror::String* string = dex_cache->GetResolvedString(j); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 440 | if (string != nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 441 | filled->num_strings++; |
| 442 | } |
| 443 | } |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 444 | for (size_t j = 0; j < dex_cache->NumResolvedTypes(); j++) { |
| 445 | mirror::Class* klass = dex_cache->GetResolvedType(j); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 446 | if (klass != nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 447 | filled->num_types++; |
| 448 | } |
| 449 | } |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 450 | for (size_t j = 0; j < dex_cache->NumResolvedFields(); j++) { |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 451 | ArtField* field = class_linker->GetResolvedField(j, dex_cache); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 452 | if (field != nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 453 | filled->num_fields++; |
| 454 | } |
| 455 | } |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 456 | for (size_t j = 0; j < dex_cache->NumResolvedMethods(); j++) { |
Mathieu Chartier | e401d14 | 2015-04-22 13:56:20 -0700 | [diff] [blame] | 457 | ArtMethod* method = dex_cache->GetResolvedMethod(j, sizeof(void*)); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 458 | if (method != nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 459 | filled->num_methods++; |
| 460 | } |
| 461 | } |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 462 | } |
| 463 | } |
| 464 | |
| 465 | // TODO: http://b/11309598 This code was ported over based on the |
| 466 | // Dalvik version. However, ART has similar code in other places such |
| 467 | // as the CompilerDriver. This code could probably be refactored to |
| 468 | // serve both uses. |
| 469 | static void VMRuntime_preloadDexCaches(JNIEnv* env, jobject) { |
| 470 | if (!kPreloadDexCachesEnabled) { |
| 471 | return; |
| 472 | } |
| 473 | |
| 474 | ScopedObjectAccess soa(env); |
| 475 | |
| 476 | DexCacheStats total; |
| 477 | DexCacheStats before; |
| 478 | if (kPreloadDexCachesCollectStats) { |
| 479 | LOG(INFO) << "VMRuntime.preloadDexCaches starting"; |
| 480 | PreloadDexCachesStatsTotal(&total); |
| 481 | PreloadDexCachesStatsFilled(&before); |
| 482 | } |
| 483 | |
| 484 | Runtime* runtime = Runtime::Current(); |
| 485 | ClassLinker* linker = runtime->GetClassLinker(); |
| 486 | |
| 487 | // We use a std::map to avoid heap allocating StringObjects to lookup in gDvm.literalStrings |
| 488 | StringTable strings; |
| 489 | if (kPreloadDexCachesStrings) { |
Mathieu Chartier | bb87e0f | 2015-04-03 11:21:55 -0700 | [diff] [blame] | 490 | PreloadDexCachesStringsVisitor visitor(&strings); |
| 491 | runtime->GetInternTable()->VisitRoots(&visitor, kVisitRootFlagAllRoots); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 492 | } |
| 493 | |
| 494 | const std::vector<const DexFile*>& boot_class_path = linker->GetBootClassPath(); |
Mathieu Chartier | 673ed3d | 2015-08-28 14:56:43 -0700 | [diff] [blame] | 495 | for (size_t i = 0; i < boot_class_path.size(); i++) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 496 | const DexFile* dex_file = boot_class_path[i]; |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 497 | CHECK(dex_file != nullptr); |
Ian Rogers | 7b078e8 | 2014-09-10 14:44:24 -0700 | [diff] [blame] | 498 | StackHandleScope<1> hs(soa.Self()); |
Mathieu Chartier | d57d454 | 2015-10-14 10:55:30 -0700 | [diff] [blame] | 499 | Handle<mirror::DexCache> dex_cache( |
| 500 | hs.NewHandle(linker->RegisterDexFile(*dex_file, runtime->GetLinearAlloc()))); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 501 | |
| 502 | if (kPreloadDexCachesStrings) { |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 503 | for (size_t j = 0; j < dex_cache->NumStrings(); j++) { |
| 504 | PreloadDexCachesResolveString(dex_cache, j, strings); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 505 | } |
| 506 | } |
| 507 | |
| 508 | if (kPreloadDexCachesTypes) { |
Andreas Gampe | 277ccbd | 2014-11-03 21:36:10 -0800 | [diff] [blame] | 509 | for (size_t j = 0; j < dex_cache->NumResolvedTypes(); j++) { |
| 510 | PreloadDexCachesResolveType(soa.Self(), dex_cache.Get(), j); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 511 | } |
| 512 | } |
| 513 | |
| 514 | if (kPreloadDexCachesFieldsAndMethods) { |
| 515 | for (size_t class_def_index = 0; |
| 516 | class_def_index < dex_file->NumClassDefs(); |
| 517 | class_def_index++) { |
| 518 | const DexFile::ClassDef& class_def = dex_file->GetClassDef(class_def_index); |
Ian Rogers | 1373595 | 2014-10-08 12:43:28 -0700 | [diff] [blame] | 519 | const uint8_t* class_data = dex_file->GetClassData(class_def); |
Mathieu Chartier | 2cebb24 | 2015-04-21 16:50:40 -0700 | [diff] [blame] | 520 | if (class_data == nullptr) { |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 521 | continue; |
| 522 | } |
| 523 | ClassDataItemIterator it(*dex_file, class_data); |
| 524 | for (; it.HasNextStaticField(); it.Next()) { |
| 525 | uint32_t field_idx = it.GetMemberIndex(); |
| 526 | PreloadDexCachesResolveField(dex_cache, field_idx, true); |
| 527 | } |
| 528 | for (; it.HasNextInstanceField(); it.Next()) { |
| 529 | uint32_t field_idx = it.GetMemberIndex(); |
| 530 | PreloadDexCachesResolveField(dex_cache, field_idx, false); |
| 531 | } |
| 532 | for (; it.HasNextDirectMethod(); it.Next()) { |
| 533 | uint32_t method_idx = it.GetMemberIndex(); |
| 534 | InvokeType invoke_type = it.GetMethodInvokeType(class_def); |
| 535 | PreloadDexCachesResolveMethod(dex_cache, method_idx, invoke_type); |
| 536 | } |
| 537 | for (; it.HasNextVirtualMethod(); it.Next()) { |
| 538 | uint32_t method_idx = it.GetMemberIndex(); |
| 539 | InvokeType invoke_type = it.GetMethodInvokeType(class_def); |
| 540 | PreloadDexCachesResolveMethod(dex_cache, method_idx, invoke_type); |
| 541 | } |
| 542 | } |
| 543 | } |
| 544 | } |
| 545 | |
| 546 | if (kPreloadDexCachesCollectStats) { |
| 547 | DexCacheStats after; |
| 548 | PreloadDexCachesStatsFilled(&after); |
| 549 | LOG(INFO) << StringPrintf("VMRuntime.preloadDexCaches strings total=%d before=%d after=%d", |
| 550 | total.num_strings, before.num_strings, after.num_strings); |
| 551 | LOG(INFO) << StringPrintf("VMRuntime.preloadDexCaches types total=%d before=%d after=%d", |
| 552 | total.num_types, before.num_types, after.num_types); |
| 553 | LOG(INFO) << StringPrintf("VMRuntime.preloadDexCaches fields total=%d before=%d after=%d", |
| 554 | total.num_fields, before.num_fields, after.num_fields); |
| 555 | LOG(INFO) << StringPrintf("VMRuntime.preloadDexCaches methods total=%d before=%d after=%d", |
| 556 | total.num_methods, before.num_methods, after.num_methods); |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 557 | LOG(INFO) << StringPrintf("VMRuntime.preloadDexCaches finished"); |
| 558 | } |
| 559 | } |
| 560 | |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 561 | |
| 562 | /* |
| 563 | * This is called by the framework when it knows the application directory and |
Calin Juravle | 31f2c15 | 2015-10-23 17:56:15 +0100 | [diff] [blame] | 564 | * process name. |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 565 | */ |
Calin Juravle | 31f2c15 | 2015-10-23 17:56:15 +0100 | [diff] [blame] | 566 | static void VMRuntime_registerAppInfo(JNIEnv* env, |
| 567 | jclass clazz ATTRIBUTE_UNUSED, |
Calin Juravle | 5e2b971 | 2015-12-18 14:10:00 +0200 | [diff] [blame] | 568 | jstring profile_file, |
| 569 | jstring app_dir ATTRIBUTE_UNUSED, // TODO: remove argument |
Calin Juravle | 66f5523 | 2015-12-08 15:09:10 +0000 | [diff] [blame] | 570 | jobjectArray code_paths) { |
| 571 | std::vector<std::string> code_paths_vec; |
| 572 | int code_paths_length = env->GetArrayLength(code_paths); |
| 573 | for (int i = 0; i < code_paths_length; i++) { |
| 574 | jstring code_path = reinterpret_cast<jstring>(env->GetObjectArrayElement(code_paths, i)); |
| 575 | const char* raw_code_path = env->GetStringUTFChars(code_path, nullptr); |
| 576 | code_paths_vec.push_back(raw_code_path); |
| 577 | env->ReleaseStringUTFChars(code_path, raw_code_path); |
| 578 | } |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 579 | |
Calin Juravle | 5e2b971 | 2015-12-18 14:10:00 +0200 | [diff] [blame] | 580 | const char* raw_profile_file = env->GetStringUTFChars(profile_file, nullptr); |
| 581 | std::string profile_file_str(raw_profile_file); |
| 582 | env->ReleaseStringUTFChars(profile_file, raw_profile_file); |
Calin Juravle | c1b643c | 2014-05-30 23:44:11 +0100 | [diff] [blame] | 583 | |
Calin Juravle | 5e2b971 | 2015-12-18 14:10:00 +0200 | [diff] [blame] | 584 | Runtime::Current()->RegisterAppInfo(code_paths_vec, profile_file_str); |
Dave Allison | 0aded08 | 2013-11-07 13:15:11 -0800 | [diff] [blame] | 585 | } |
| 586 | |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 587 | static jboolean VMRuntime_isBootClassPathOnDisk(JNIEnv* env, jclass, jstring java_instruction_set) { |
| 588 | ScopedUtfChars instruction_set(env, java_instruction_set); |
| 589 | if (instruction_set.c_str() == nullptr) { |
| 590 | return JNI_FALSE; |
| 591 | } |
| 592 | InstructionSet isa = GetInstructionSetFromString(instruction_set.c_str()); |
| 593 | if (isa == kNone) { |
| 594 | ScopedLocalRef<jclass> iae(env, env->FindClass("java/lang/IllegalArgumentException")); |
| 595 | std::string message(StringPrintf("Instruction set %s is invalid.", instruction_set.c_str())); |
| 596 | env->ThrowNew(iae.get(), message.c_str()); |
| 597 | return JNI_FALSE; |
| 598 | } |
| 599 | std::string error_msg; |
| 600 | std::unique_ptr<ImageHeader> image_header(gc::space::ImageSpace::ReadImageHeader( |
| 601 | Runtime::Current()->GetImageLocation().c_str(), isa, &error_msg)); |
| 602 | return image_header.get() != nullptr; |
| 603 | } |
| 604 | |
| 605 | static jstring VMRuntime_getCurrentInstructionSet(JNIEnv* env, jclass) { |
| 606 | return env->NewStringUTF(GetInstructionSetString(kRuntimeISA)); |
| 607 | } |
| 608 | |
Elliott Hughes | 0512f02 | 2012-03-15 22:10:52 -0700 | [diff] [blame] | 609 | static JNINativeMethod gMethods[] = { |
Ian Rogers | 1eb512d | 2013-10-18 15:42:20 -0700 | [diff] [blame] | 610 | NATIVE_METHOD(VMRuntime, addressOf, "!(Ljava/lang/Object;)J"), |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 611 | NATIVE_METHOD(VMRuntime, bootClassPath, "()Ljava/lang/String;"), |
Mathieu Chartier | 379d09f | 2015-01-08 11:28:13 -0800 | [diff] [blame] | 612 | NATIVE_METHOD(VMRuntime, clampGrowthLimit, "()V"), |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 613 | NATIVE_METHOD(VMRuntime, classPath, "()Ljava/lang/String;"), |
| 614 | NATIVE_METHOD(VMRuntime, clearGrowthLimit, "()V"), |
Mathieu Chartier | 7664f5c | 2012-06-08 18:15:32 -0700 | [diff] [blame] | 615 | NATIVE_METHOD(VMRuntime, concurrentGC, "()V"), |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 616 | NATIVE_METHOD(VMRuntime, disableJitCompilation, "()V"), |
| 617 | NATIVE_METHOD(VMRuntime, getTargetHeapUtilization, "()F"), |
Ian Rogers | 53b8b09 | 2014-03-13 23:45:53 -0700 | [diff] [blame] | 618 | NATIVE_METHOD(VMRuntime, isDebuggerActive, "!()Z"), |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 619 | NATIVE_METHOD(VMRuntime, nativeSetTargetHeapUtilization, "(F)V"), |
Ian Rogers | 1eb512d | 2013-10-18 15:42:20 -0700 | [diff] [blame] | 620 | NATIVE_METHOD(VMRuntime, newNonMovableArray, "!(Ljava/lang/Class;I)Ljava/lang/Object;"), |
Ian Rogers | f9c612f | 2014-02-27 10:58:17 -0800 | [diff] [blame] | 621 | NATIVE_METHOD(VMRuntime, newUnpaddedArray, "!(Ljava/lang/Class;I)Ljava/lang/Object;"), |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 622 | NATIVE_METHOD(VMRuntime, properties, "()[Ljava/lang/String;"), |
Alex Klyubin | 881392f | 2013-10-24 16:31:56 -0700 | [diff] [blame] | 623 | NATIVE_METHOD(VMRuntime, setTargetSdkVersionNative, "(I)V"), |
Mathieu Chartier | 987ccff | 2013-07-08 11:05:21 -0700 | [diff] [blame] | 624 | NATIVE_METHOD(VMRuntime, registerNativeAllocation, "(I)V"), |
| 625 | NATIVE_METHOD(VMRuntime, registerNativeFree, "(I)V"), |
Mathieu Chartier | a5eae69 | 2014-12-17 17:56:03 -0800 | [diff] [blame] | 626 | NATIVE_METHOD(VMRuntime, requestConcurrentGC, "()V"), |
| 627 | NATIVE_METHOD(VMRuntime, requestHeapTrim, "()V"), |
| 628 | NATIVE_METHOD(VMRuntime, runHeapTasks, "()V"), |
Mathieu Chartier | ca2a24d | 2013-11-25 15:12:12 -0800 | [diff] [blame] | 629 | NATIVE_METHOD(VMRuntime, updateProcessState, "(I)V"), |
Mathieu Chartier | a5eae69 | 2014-12-17 17:56:03 -0800 | [diff] [blame] | 630 | NATIVE_METHOD(VMRuntime, startHeapTaskProcessor, "()V"), |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 631 | NATIVE_METHOD(VMRuntime, startJitCompilation, "()V"), |
Mathieu Chartier | a5eae69 | 2014-12-17 17:56:03 -0800 | [diff] [blame] | 632 | NATIVE_METHOD(VMRuntime, stopHeapTaskProcessor, "()V"), |
Elliott Hughes | 8cf5bc0 | 2012-02-02 16:32:16 -0800 | [diff] [blame] | 633 | NATIVE_METHOD(VMRuntime, trimHeap, "()V"), |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 634 | NATIVE_METHOD(VMRuntime, vmVersion, "()Ljava/lang/String;"), |
Brian Carlstrom | cef450c | 2013-06-28 14:38:26 -0700 | [diff] [blame] | 635 | NATIVE_METHOD(VMRuntime, vmLibrary, "()Ljava/lang/String;"), |
Sebastien Hertz | a705376 | 2014-05-16 16:56:45 +0200 | [diff] [blame] | 636 | NATIVE_METHOD(VMRuntime, vmInstructionSet, "()Ljava/lang/String;"), |
| 637 | NATIVE_METHOD(VMRuntime, is64Bit, "!()Z"), |
| 638 | NATIVE_METHOD(VMRuntime, isCheckJniEnabled, "!()Z"), |
Brian Carlstrom | e810452 | 2013-10-15 21:56:36 -0700 | [diff] [blame] | 639 | NATIVE_METHOD(VMRuntime, preloadDexCaches, "()V"), |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 640 | NATIVE_METHOD(VMRuntime, registerAppInfo, |
Calin Juravle | 66f5523 | 2015-12-08 15:09:10 +0000 | [diff] [blame] | 641 | "(Ljava/lang/String;Ljava/lang/String;[Ljava/lang/String;)V"), |
Brian Carlstrom | 31d8f52 | 2014-09-29 11:22:54 -0700 | [diff] [blame] | 642 | NATIVE_METHOD(VMRuntime, isBootClassPathOnDisk, "(Ljava/lang/String;)Z"), |
| 643 | NATIVE_METHOD(VMRuntime, getCurrentInstructionSet, "()Ljava/lang/String;"), |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 644 | }; |
| 645 | |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 646 | void register_dalvik_system_VMRuntime(JNIEnv* env) { |
Elliott Hughes | eac7667 | 2012-05-24 21:56:51 -0700 | [diff] [blame] | 647 | REGISTER_NATIVE_METHODS("dalvik/system/VMRuntime"); |
Elliott Hughes | 7ede61e | 2011-09-14 18:18:06 -0700 | [diff] [blame] | 648 | } |
| 649 | |
| 650 | } // namespace art |