| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "driver/compiler_driver.h" |
| |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <memory> |
| |
| #include "art_method-inl.h" |
| #include "class_linker-inl.h" |
| #include "common_compiler_test.h" |
| #include "dex_file.h" |
| #include "dex_file_types.h" |
| #include "gc/heap.h" |
| #include "mirror/class-inl.h" |
| #include "mirror/class_loader.h" |
| #include "mirror/dex_cache-inl.h" |
| #include "mirror/object_array-inl.h" |
| #include "mirror/object-inl.h" |
| #include "handle_scope-inl.h" |
| #include "jit/profile_compilation_info.h" |
| #include "scoped_thread_state_change-inl.h" |
| |
| namespace art { |
| |
| class CompilerDriverTest : public CommonCompilerTest { |
| protected: |
| void CompileAll(jobject class_loader) REQUIRES(!Locks::mutator_lock_) { |
| TimingLogger timings("CompilerDriverTest::CompileAll", false, false); |
| TimingLogger::ScopedTiming t(__FUNCTION__, &timings); |
| compiler_driver_->CompileAll(class_loader, GetDexFiles(class_loader), &timings); |
| t.NewTiming("MakeAllExecutable"); |
| MakeAllExecutable(class_loader); |
| } |
| |
| void EnsureCompiled(jobject class_loader, const char* class_name, const char* method, |
| const char* signature, bool is_virtual) |
| REQUIRES(!Locks::mutator_lock_) { |
| CompileAll(class_loader); |
| Thread::Current()->TransitionFromSuspendedToRunnable(); |
| bool started = runtime_->Start(); |
| CHECK(started); |
| env_ = Thread::Current()->GetJniEnv(); |
| class_ = env_->FindClass(class_name); |
| CHECK(class_ != nullptr) << "Class not found: " << class_name; |
| if (is_virtual) { |
| mid_ = env_->GetMethodID(class_, method, signature); |
| } else { |
| mid_ = env_->GetStaticMethodID(class_, method, signature); |
| } |
| CHECK(mid_ != nullptr) << "Method not found: " << class_name << "." << method << signature; |
| } |
| |
| void MakeAllExecutable(jobject class_loader) { |
| const std::vector<const DexFile*> class_path = GetDexFiles(class_loader); |
| for (size_t i = 0; i != class_path.size(); ++i) { |
| const DexFile* dex_file = class_path[i]; |
| CHECK(dex_file != nullptr); |
| MakeDexFileExecutable(class_loader, *dex_file); |
| } |
| } |
| |
| void MakeDexFileExecutable(jobject class_loader, const DexFile& dex_file) { |
| ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| for (size_t i = 0; i < dex_file.NumClassDefs(); i++) { |
| const DexFile::ClassDef& class_def = dex_file.GetClassDef(i); |
| const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| ScopedObjectAccess soa(Thread::Current()); |
| StackHandleScope<1> hs(soa.Self()); |
| Handle<mirror::ClassLoader> loader( |
| hs.NewHandle(soa.Decode<mirror::ClassLoader>(class_loader))); |
| mirror::Class* c = class_linker->FindClass(soa.Self(), descriptor, loader); |
| CHECK(c != nullptr); |
| const auto pointer_size = class_linker->GetImagePointerSize(); |
| for (auto& m : c->GetMethods(pointer_size)) { |
| MakeExecutable(&m); |
| } |
| } |
| } |
| |
| JNIEnv* env_; |
| jclass class_; |
| jmethodID mid_; |
| }; |
| |
| // Disabled due to 10 second runtime on host |
| // TODO: Update the test for hash-based dex cache arrays. Bug: 30627598 |
| TEST_F(CompilerDriverTest, DISABLED_LARGE_CompileDexLibCore) { |
| CompileAll(nullptr); |
| |
| // All libcore references should resolve |
| ScopedObjectAccess soa(Thread::Current()); |
| ASSERT_TRUE(java_lang_dex_file_ != nullptr); |
| const DexFile& dex = *java_lang_dex_file_; |
| ObjPtr<mirror::DexCache> dex_cache = class_linker_->FindDexCache(soa.Self(), dex); |
| EXPECT_EQ(dex.NumStringIds(), dex_cache->NumStrings()); |
| for (size_t i = 0; i < dex_cache->NumStrings(); i++) { |
| const mirror::String* string = dex_cache->GetResolvedString(dex::StringIndex(i)); |
| EXPECT_TRUE(string != nullptr) << "string_idx=" << i; |
| } |
| EXPECT_EQ(dex.NumTypeIds(), dex_cache->NumResolvedTypes()); |
| for (size_t i = 0; i < dex_cache->NumResolvedTypes(); i++) { |
| mirror::Class* type = dex_cache->GetResolvedType(dex::TypeIndex(i)); |
| EXPECT_TRUE(type != nullptr) << "type_idx=" << i |
| << " " << dex.GetTypeDescriptor(dex.GetTypeId(dex::TypeIndex(i))); |
| } |
| EXPECT_TRUE(dex_cache->StaticMethodSize() == dex_cache->NumResolvedMethods() |
| || dex.NumMethodIds() == dex_cache->NumResolvedMethods()); |
| auto* cl = Runtime::Current()->GetClassLinker(); |
| auto pointer_size = cl->GetImagePointerSize(); |
| for (size_t i = 0; i < dex_cache->NumResolvedMethods(); i++) { |
| // FIXME: This is outdated for hash-based method array. |
| ArtMethod* method = dex_cache->GetResolvedMethod(i, pointer_size); |
| EXPECT_TRUE(method != nullptr) << "method_idx=" << i |
| << " " << dex.GetMethodDeclaringClassDescriptor(dex.GetMethodId(i)) |
| << " " << dex.GetMethodName(dex.GetMethodId(i)); |
| EXPECT_TRUE(method->GetEntryPointFromQuickCompiledCode() != nullptr) << "method_idx=" << i |
| << " " << dex.GetMethodDeclaringClassDescriptor(dex.GetMethodId(i)) << " " |
| << dex.GetMethodName(dex.GetMethodId(i)); |
| } |
| EXPECT_TRUE(dex_cache->StaticArtFieldSize() == dex_cache->NumResolvedFields() |
| || dex.NumFieldIds() == dex_cache->NumResolvedFields()); |
| for (size_t i = 0; i < dex_cache->NumResolvedFields(); i++) { |
| // FIXME: This is outdated for hash-based field array. |
| ArtField* field = dex_cache->GetResolvedField(i, cl->GetImagePointerSize()); |
| EXPECT_TRUE(field != nullptr) << "field_idx=" << i |
| << " " << dex.GetFieldDeclaringClassDescriptor(dex.GetFieldId(i)) |
| << " " << dex.GetFieldName(dex.GetFieldId(i)); |
| } |
| |
| // TODO check Class::IsVerified for all classes |
| |
| // TODO: check that all Method::GetCode() values are non-null |
| } |
| |
| TEST_F(CompilerDriverTest, AbstractMethodErrorStub) { |
| jobject class_loader; |
| { |
| ScopedObjectAccess soa(Thread::Current()); |
| class_loader = LoadDex("AbstractMethod"); |
| } |
| ASSERT_TRUE(class_loader != nullptr); |
| EnsureCompiled(class_loader, "AbstractClass", "foo", "()V", true); |
| |
| // Create a jobj_ of ConcreteClass, NOT AbstractClass. |
| jclass c_class = env_->FindClass("ConcreteClass"); |
| |
| jmethodID constructor = env_->GetMethodID(c_class, "<init>", "()V"); |
| |
| jobject jobj_ = env_->NewObject(c_class, constructor); |
| ASSERT_TRUE(jobj_ != nullptr); |
| |
| // Force non-virtual call to AbstractClass foo, will throw AbstractMethodError exception. |
| env_->CallNonvirtualVoidMethod(jobj_, class_, mid_); |
| |
| EXPECT_EQ(env_->ExceptionCheck(), JNI_TRUE); |
| jthrowable exception = env_->ExceptionOccurred(); |
| env_->ExceptionClear(); |
| jclass jlame = env_->FindClass("java/lang/AbstractMethodError"); |
| EXPECT_TRUE(env_->IsInstanceOf(exception, jlame)); |
| { |
| ScopedObjectAccess soa(Thread::Current()); |
| Thread::Current()->ClearException(); |
| } |
| } |
| |
| class CompilerDriverMethodsTest : public CompilerDriverTest { |
| protected: |
| std::unordered_set<std::string>* GetCompiledMethods() OVERRIDE { |
| return new std::unordered_set<std::string>({ |
| "byte StaticLeafMethods.identity(byte)", |
| "int StaticLeafMethods.sum(int, int, int)", |
| "double StaticLeafMethods.sum(double, double, double, double)" |
| }); |
| } |
| }; |
| |
| TEST_F(CompilerDriverMethodsTest, Selection) { |
| Thread* self = Thread::Current(); |
| jobject class_loader; |
| { |
| ScopedObjectAccess soa(self); |
| class_loader = LoadDex("StaticLeafMethods"); |
| } |
| ASSERT_NE(class_loader, nullptr); |
| |
| // Need to enable dex-file writability. Methods rejected to be compiled will run through the |
| // dex-to-dex compiler. |
| for (const DexFile* dex_file : GetDexFiles(class_loader)) { |
| ASSERT_TRUE(dex_file->EnableWrite()); |
| } |
| |
| CompileAll(class_loader); |
| |
| ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| ScopedObjectAccess soa(self); |
| StackHandleScope<1> hs(self); |
| Handle<mirror::ClassLoader> h_loader( |
| hs.NewHandle(soa.Decode<mirror::ClassLoader>(class_loader))); |
| mirror::Class* klass = class_linker->FindClass(self, "LStaticLeafMethods;", h_loader); |
| ASSERT_NE(klass, nullptr); |
| |
| std::unique_ptr<std::unordered_set<std::string>> expected(GetCompiledMethods()); |
| |
| const auto pointer_size = class_linker->GetImagePointerSize(); |
| for (auto& m : klass->GetDirectMethods(pointer_size)) { |
| std::string name = m.PrettyMethod(true); |
| const void* code = m.GetEntryPointFromQuickCompiledCodePtrSize(pointer_size); |
| ASSERT_NE(code, nullptr); |
| if (expected->find(name) != expected->end()) { |
| expected->erase(name); |
| EXPECT_FALSE(class_linker->IsQuickToInterpreterBridge(code)); |
| } else { |
| EXPECT_TRUE(class_linker->IsQuickToInterpreterBridge(code)); |
| } |
| } |
| EXPECT_TRUE(expected->empty()); |
| } |
| |
| class CompilerDriverProfileTest : public CompilerDriverTest { |
| protected: |
| ProfileCompilationInfo* GetProfileCompilationInfo() OVERRIDE { |
| ScopedObjectAccess soa(Thread::Current()); |
| std::vector<std::unique_ptr<const DexFile>> dex_files = OpenTestDexFiles("ProfileTestMultiDex"); |
| |
| ProfileCompilationInfo info; |
| for (const std::unique_ptr<const DexFile>& dex_file : dex_files) { |
| profile_info_.AddMethodIndex(ProfileCompilationInfo::MethodHotness::kFlagHot, |
| MethodReference(dex_file.get(), 1)); |
| profile_info_.AddMethodIndex(ProfileCompilationInfo::MethodHotness::kFlagHot, |
| MethodReference(dex_file.get(), 2)); |
| } |
| return &profile_info_; |
| } |
| |
| CompilerFilter::Filter GetCompilerFilter() const OVERRIDE { |
| // Use a profile based filter. |
| return CompilerFilter::kSpeedProfile; |
| } |
| |
| std::unordered_set<std::string> GetExpectedMethodsForClass(const std::string& clazz) { |
| if (clazz == "Main") { |
| return std::unordered_set<std::string>({ |
| "java.lang.String Main.getA()", |
| "java.lang.String Main.getB()"}); |
| } else if (clazz == "Second") { |
| return std::unordered_set<std::string>({ |
| "java.lang.String Second.getX()", |
| "java.lang.String Second.getY()"}); |
| } else { |
| return std::unordered_set<std::string>(); |
| } |
| } |
| |
| void CheckCompiledMethods(jobject class_loader, |
| const std::string& clazz, |
| const std::unordered_set<std::string>& expected_methods) { |
| ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| Thread* self = Thread::Current(); |
| ScopedObjectAccess soa(self); |
| StackHandleScope<1> hs(self); |
| Handle<mirror::ClassLoader> h_loader( |
| hs.NewHandle(soa.Decode<mirror::ClassLoader>(class_loader))); |
| mirror::Class* klass = class_linker->FindClass(self, clazz.c_str(), h_loader); |
| ASSERT_NE(klass, nullptr); |
| |
| const auto pointer_size = class_linker->GetImagePointerSize(); |
| size_t number_of_compiled_methods = 0; |
| for (auto& m : klass->GetVirtualMethods(pointer_size)) { |
| std::string name = m.PrettyMethod(true); |
| const void* code = m.GetEntryPointFromQuickCompiledCodePtrSize(pointer_size); |
| ASSERT_NE(code, nullptr); |
| if (expected_methods.find(name) != expected_methods.end()) { |
| number_of_compiled_methods++; |
| EXPECT_FALSE(class_linker->IsQuickToInterpreterBridge(code)); |
| } else { |
| EXPECT_TRUE(class_linker->IsQuickToInterpreterBridge(code)); |
| } |
| } |
| EXPECT_EQ(expected_methods.size(), number_of_compiled_methods); |
| } |
| |
| private: |
| ProfileCompilationInfo profile_info_; |
| }; |
| |
| TEST_F(CompilerDriverProfileTest, ProfileGuidedCompilation) { |
| Thread* self = Thread::Current(); |
| jobject class_loader; |
| { |
| ScopedObjectAccess soa(self); |
| class_loader = LoadDex("ProfileTestMultiDex"); |
| } |
| ASSERT_NE(class_loader, nullptr); |
| |
| // Need to enable dex-file writability. Methods rejected to be compiled will run through the |
| // dex-to-dex compiler. |
| for (const DexFile* dex_file : GetDexFiles(class_loader)) { |
| ASSERT_TRUE(dex_file->EnableWrite()); |
| } |
| |
| CompileAll(class_loader); |
| |
| std::unordered_set<std::string> m = GetExpectedMethodsForClass("Main"); |
| std::unordered_set<std::string> s = GetExpectedMethodsForClass("Second"); |
| CheckCompiledMethods(class_loader, "LMain;", m); |
| CheckCompiledMethods(class_loader, "LSecond;", s); |
| } |
| |
| // Test that a verify only compiler filter updates the CompiledClass map, |
| // which will be used for OatClass. |
| class CompilerDriverVerifyTest : public CompilerDriverTest { |
| protected: |
| CompilerFilter::Filter GetCompilerFilter() const OVERRIDE { |
| return CompilerFilter::kVerify; |
| } |
| |
| void CheckVerifiedClass(jobject class_loader, const std::string& clazz) const { |
| ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| Thread* self = Thread::Current(); |
| ScopedObjectAccess soa(self); |
| StackHandleScope<1> hs(self); |
| Handle<mirror::ClassLoader> h_loader( |
| hs.NewHandle(soa.Decode<mirror::ClassLoader>(class_loader))); |
| mirror::Class* klass = class_linker->FindClass(self, clazz.c_str(), h_loader); |
| ASSERT_NE(klass, nullptr); |
| EXPECT_TRUE(klass->IsVerified()); |
| |
| mirror::Class::Status status; |
| bool found = compiler_driver_->GetCompiledClass( |
| ClassReference(&klass->GetDexFile(), klass->GetDexTypeIndex().index_), &status); |
| ASSERT_TRUE(found); |
| EXPECT_EQ(status, mirror::Class::kStatusVerified); |
| } |
| }; |
| |
| TEST_F(CompilerDriverVerifyTest, VerifyCompilation) { |
| Thread* self = Thread::Current(); |
| jobject class_loader; |
| { |
| ScopedObjectAccess soa(self); |
| class_loader = LoadDex("ProfileTestMultiDex"); |
| } |
| ASSERT_NE(class_loader, nullptr); |
| |
| CompileAll(class_loader); |
| |
| CheckVerifiedClass(class_loader, "LMain;"); |
| CheckVerifiedClass(class_loader, "LSecond;"); |
| } |
| |
| // TODO: need check-cast test (when stub complete & we can throw/catch |
| |
| } // namespace art |