1/* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include "driver/compiler_driver.h" 18 19#include <stdint.h> 20#include <stdio.h> 21#include <memory> 22 23#include "art_method-inl.h" 24#include "class_linker-inl.h" 25#include "common_compiler_test.h" 26#include "dex_file.h" 27#include "gc/heap.h" 28#include "mirror/class-inl.h" 29#include "mirror/class_loader.h" 30#include "mirror/dex_cache-inl.h" 31#include "mirror/object_array-inl.h" 32#include "mirror/object-inl.h" 33#include "handle_scope-inl.h" 34#include "scoped_thread_state_change.h" 35 36namespace art { 37 38class CompilerDriverTest : public CommonCompilerTest { 39 protected: 40 void CompileAll(jobject class_loader) LOCKS_EXCLUDED(Locks::mutator_lock_) { 41 TimingLogger timings("CompilerDriverTest::CompileAll", false, false); 42 TimingLogger::ScopedTiming t(__FUNCTION__, &timings); 43 compiler_driver_->CompileAll(class_loader, 44 GetDexFiles(class_loader), 45 &timings); 46 t.NewTiming("MakeAllExecutable"); 47 MakeAllExecutable(class_loader); 48 } 49 50 void EnsureCompiled(jobject class_loader, const char* class_name, const char* method, 51 const char* signature, bool is_virtual) 52 LOCKS_EXCLUDED(Locks::mutator_lock_) { 53 CompileAll(class_loader); 54 Thread::Current()->TransitionFromSuspendedToRunnable(); 55 bool started = runtime_->Start(); 56 CHECK(started); 57 env_ = Thread::Current()->GetJniEnv(); 58 class_ = env_->FindClass(class_name); 59 CHECK(class_ != nullptr) << "Class not found: " << class_name; 60 if (is_virtual) { 61 mid_ = env_->GetMethodID(class_, method, signature); 62 } else { 63 mid_ = env_->GetStaticMethodID(class_, method, signature); 64 } 65 CHECK(mid_ != nullptr) << "Method not found: " << class_name << "." << method << signature; 66 } 67 68 void MakeAllExecutable(jobject class_loader) { 69 const std::vector<const DexFile*> class_path = GetDexFiles(class_loader); 70 for (size_t i = 0; i != class_path.size(); ++i) { 71 const DexFile* dex_file = class_path[i]; 72 CHECK(dex_file != nullptr); 73 MakeDexFileExecutable(class_loader, *dex_file); 74 } 75 } 76 77 void MakeDexFileExecutable(jobject class_loader, const DexFile& dex_file) { 78 ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 79 for (size_t i = 0; i < dex_file.NumClassDefs(); i++) { 80 const DexFile::ClassDef& class_def = dex_file.GetClassDef(i); 81 const char* descriptor = dex_file.GetClassDescriptor(class_def); 82 ScopedObjectAccess soa(Thread::Current()); 83 StackHandleScope<1> hs(soa.Self()); 84 Handle<mirror::ClassLoader> loader( 85 hs.NewHandle(soa.Decode<mirror::ClassLoader*>(class_loader))); 86 mirror::Class* c = class_linker->FindClass(soa.Self(), descriptor, loader); 87 CHECK(c != nullptr); 88 const auto pointer_size = class_linker->GetImagePointerSize(); 89 for (auto& m : c->GetDirectMethods(pointer_size)) { 90 MakeExecutable(&m); 91 } 92 for (auto& m : c->GetVirtualMethods(pointer_size)) { 93 MakeExecutable(&m); 94 } 95 } 96 } 97 98 JNIEnv* env_; 99 jclass class_; 100 jmethodID mid_; 101}; 102 103// Disabled due to 10 second runtime on host 104TEST_F(CompilerDriverTest, DISABLED_LARGE_CompileDexLibCore) { 105 CompileAll(nullptr); 106 107 // All libcore references should resolve 108 ScopedObjectAccess soa(Thread::Current()); 109 ASSERT_TRUE(java_lang_dex_file_ != nullptr); 110 const DexFile& dex = *java_lang_dex_file_; 111 mirror::DexCache* dex_cache = class_linker_->FindDexCache(dex); 112 EXPECT_EQ(dex.NumStringIds(), dex_cache->NumStrings()); 113 for (size_t i = 0; i < dex_cache->NumStrings(); i++) { 114 const mirror::String* string = dex_cache->GetResolvedString(i); 115 EXPECT_TRUE(string != nullptr) << "string_idx=" << i; 116 } 117 EXPECT_EQ(dex.NumTypeIds(), dex_cache->NumResolvedTypes()); 118 for (size_t i = 0; i < dex_cache->NumResolvedTypes(); i++) { 119 mirror::Class* type = dex_cache->GetResolvedType(i); 120 EXPECT_TRUE(type != nullptr) << "type_idx=" << i 121 << " " << dex.GetTypeDescriptor(dex.GetTypeId(i)); 122 } 123 EXPECT_EQ(dex.NumMethodIds(), dex_cache->NumResolvedMethods()); 124 auto* cl = Runtime::Current()->GetClassLinker(); 125 auto pointer_size = cl->GetImagePointerSize(); 126 for (size_t i = 0; i < dex_cache->NumResolvedMethods(); i++) { 127 ArtMethod* method = dex_cache->GetResolvedMethod(i, pointer_size); 128 EXPECT_TRUE(method != nullptr) << "method_idx=" << i 129 << " " << dex.GetMethodDeclaringClassDescriptor(dex.GetMethodId(i)) 130 << " " << dex.GetMethodName(dex.GetMethodId(i)); 131 EXPECT_TRUE(method->GetEntryPointFromQuickCompiledCode() != nullptr) << "method_idx=" << i 132 << " " << dex.GetMethodDeclaringClassDescriptor(dex.GetMethodId(i)) << " " 133 << dex.GetMethodName(dex.GetMethodId(i)); 134 } 135 EXPECT_EQ(dex.NumFieldIds(), dex_cache->NumResolvedFields()); 136 for (size_t i = 0; i < dex_cache->NumResolvedFields(); i++) { 137 ArtField* field = cl->GetResolvedField(i, dex_cache); 138 EXPECT_TRUE(field != nullptr) << "field_idx=" << i 139 << " " << dex.GetFieldDeclaringClassDescriptor(dex.GetFieldId(i)) 140 << " " << dex.GetFieldName(dex.GetFieldId(i)); 141 } 142 143 // TODO check Class::IsVerified for all classes 144 145 // TODO: check that all Method::GetCode() values are non-null 146} 147 148TEST_F(CompilerDriverTest, AbstractMethodErrorStub) { 149 TEST_DISABLED_FOR_HEAP_REFERENCE_POISONING(); 150 jobject class_loader; 151 { 152 ScopedObjectAccess soa(Thread::Current()); 153 CompileVirtualMethod(NullHandle<mirror::ClassLoader>(), "java.lang.Class", "isFinalizable", 154 "()Z"); 155 CompileDirectMethod(NullHandle<mirror::ClassLoader>(), "java.lang.Object", "<init>", "()V"); 156 class_loader = LoadDex("AbstractMethod"); 157 } 158 ASSERT_TRUE(class_loader != nullptr); 159 EnsureCompiled(class_loader, "AbstractClass", "foo", "()V", true); 160 161 // Create a jobj_ of ConcreteClass, NOT AbstractClass. 162 jclass c_class = env_->FindClass("ConcreteClass"); 163 164 jmethodID constructor = env_->GetMethodID(c_class, "<init>", "()V"); 165 166 jobject jobj_ = env_->NewObject(c_class, constructor); 167 ASSERT_TRUE(jobj_ != nullptr); 168 169 // Force non-virtual call to AbstractClass foo, will throw AbstractMethodError exception. 170 env_->CallNonvirtualVoidMethod(jobj_, class_, mid_); 171 172 EXPECT_EQ(env_->ExceptionCheck(), JNI_TRUE); 173 jthrowable exception = env_->ExceptionOccurred(); 174 env_->ExceptionClear(); 175 jclass jlame = env_->FindClass("java/lang/AbstractMethodError"); 176 EXPECT_TRUE(env_->IsInstanceOf(exception, jlame)); 177 { 178 ScopedObjectAccess soa(Thread::Current()); 179 Thread::Current()->ClearException(); 180 } 181} 182 183class CompilerDriverMethodsTest : public CompilerDriverTest { 184 protected: 185 std::unordered_set<std::string>* GetCompiledMethods() OVERRIDE { 186 return new std::unordered_set<std::string>({ 187 "byte StaticLeafMethods.identity(byte)", 188 "int StaticLeafMethods.sum(int, int, int)", 189 "double StaticLeafMethods.sum(double, double, double, double)" 190 }); 191 } 192}; 193 194TEST_F(CompilerDriverMethodsTest, Selection) { 195 Thread* self = Thread::Current(); 196 jobject class_loader; 197 { 198 ScopedObjectAccess soa(self); 199 class_loader = LoadDex("StaticLeafMethods"); 200 } 201 ASSERT_NE(class_loader, nullptr); 202 203 // Need to enable dex-file writability. Methods rejected to be compiled will run through the 204 // dex-to-dex compiler. 205 for (const DexFile* dex_file : GetDexFiles(class_loader)) { 206 ASSERT_TRUE(dex_file->EnableWrite()); 207 } 208 209 CompileAll(class_loader); 210 211 ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); 212 StackHandleScope<1> hs(self); 213 ScopedObjectAccess soa(self); 214 Handle<mirror::ClassLoader> h_loader(hs.NewHandle( 215 reinterpret_cast<mirror::ClassLoader*>(self->DecodeJObject(class_loader)))); 216 mirror::Class* klass = class_linker->FindClass(self, "LStaticLeafMethods;", h_loader); 217 ASSERT_NE(klass, nullptr); 218 219 std::unique_ptr<std::unordered_set<std::string>> expected(GetCompiledMethods()); 220 221 const auto pointer_size = class_linker->GetImagePointerSize(); 222 for (auto& m : klass->GetDirectMethods(pointer_size)) { 223 std::string name = PrettyMethod(&m, true); 224 const void* code = m.GetEntryPointFromQuickCompiledCodePtrSize(pointer_size); 225 ASSERT_NE(code, nullptr); 226 if (expected->find(name) != expected->end()) { 227 expected->erase(name); 228 EXPECT_FALSE(class_linker->IsQuickToInterpreterBridge(code)); 229 } else { 230 EXPECT_TRUE(class_linker->IsQuickToInterpreterBridge(code)); 231 } 232 } 233 EXPECT_TRUE(expected->empty()); 234} 235 236// TODO: need check-cast test (when stub complete & we can throw/catch 237 238} // namespace art 239