| /* |
| * 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 "arch/instruction_set_features.h" |
| #include "art_method-inl.h" |
| #include "base/enums.h" |
| #include "base/unix_file/fd_file.h" |
| #include "class_linker.h" |
| #include "common_compiler_test.h" |
| #include "compiled_method.h" |
| #include "compiler.h" |
| #include "debug/method_debug_info.h" |
| #include "dex/quick_compiler_callbacks.h" |
| #include "dex/verification_results.h" |
| #include "driver/compiler_driver.h" |
| #include "driver/compiler_options.h" |
| #include "elf_writer.h" |
| #include "elf_writer_quick.h" |
| #include "entrypoints/quick/quick_entrypoints.h" |
| #include "linker/multi_oat_relative_patcher.h" |
| #include "linker/vector_output_stream.h" |
| #include "mirror/class-inl.h" |
| #include "mirror/object-inl.h" |
| #include "mirror/object_array-inl.h" |
| #include "oat_file-inl.h" |
| #include "oat_writer.h" |
| #include "scoped_thread_state_change-inl.h" |
| #include "utils/test_dex_file_builder.h" |
| |
| namespace art { |
| |
| NO_RETURN static void Usage(const char* fmt, ...) { |
| va_list ap; |
| va_start(ap, fmt); |
| std::string error; |
| StringAppendV(&error, fmt, ap); |
| LOG(FATAL) << error; |
| va_end(ap); |
| UNREACHABLE(); |
| } |
| |
| class OatTest : public CommonCompilerTest { |
| protected: |
| static const bool kCompile = false; // DISABLED_ due to the time to compile libcore |
| |
| void CheckMethod(ArtMethod* method, |
| const OatFile::OatMethod& oat_method, |
| const DexFile& dex_file) |
| REQUIRES_SHARED(Locks::mutator_lock_) { |
| const CompiledMethod* compiled_method = |
| compiler_driver_->GetCompiledMethod(MethodReference(&dex_file, |
| method->GetDexMethodIndex())); |
| |
| if (compiled_method == nullptr) { |
| EXPECT_TRUE(oat_method.GetQuickCode() == nullptr) << method->PrettyMethod() << " " |
| << oat_method.GetQuickCode(); |
| EXPECT_EQ(oat_method.GetFrameSizeInBytes(), 0U); |
| EXPECT_EQ(oat_method.GetCoreSpillMask(), 0U); |
| EXPECT_EQ(oat_method.GetFpSpillMask(), 0U); |
| } else { |
| const void* quick_oat_code = oat_method.GetQuickCode(); |
| EXPECT_TRUE(quick_oat_code != nullptr) << method->PrettyMethod(); |
| EXPECT_EQ(oat_method.GetFrameSizeInBytes(), compiled_method->GetFrameSizeInBytes()); |
| EXPECT_EQ(oat_method.GetCoreSpillMask(), compiled_method->GetCoreSpillMask()); |
| EXPECT_EQ(oat_method.GetFpSpillMask(), compiled_method->GetFpSpillMask()); |
| uintptr_t oat_code_aligned = RoundDown(reinterpret_cast<uintptr_t>(quick_oat_code), 2); |
| quick_oat_code = reinterpret_cast<const void*>(oat_code_aligned); |
| ArrayRef<const uint8_t> quick_code = compiled_method->GetQuickCode(); |
| EXPECT_FALSE(quick_code.empty()); |
| size_t code_size = quick_code.size() * sizeof(quick_code[0]); |
| EXPECT_EQ(0, memcmp(quick_oat_code, &quick_code[0], code_size)) |
| << method->PrettyMethod() << " " << code_size; |
| CHECK_EQ(0, memcmp(quick_oat_code, &quick_code[0], code_size)); |
| } |
| } |
| |
| void SetupCompiler(Compiler::Kind compiler_kind, |
| InstructionSet insn_set, |
| const std::vector<std::string>& compiler_options, |
| /*out*/std::string* error_msg) { |
| ASSERT_TRUE(error_msg != nullptr); |
| insn_features_.reset(InstructionSetFeatures::FromVariant(insn_set, "default", error_msg)); |
| ASSERT_TRUE(insn_features_ != nullptr) << error_msg; |
| compiler_options_.reset(new CompilerOptions); |
| for (const std::string& option : compiler_options) { |
| compiler_options_->ParseCompilerOption(option, Usage); |
| } |
| verification_results_.reset(new VerificationResults(compiler_options_.get())); |
| callbacks_.reset(new QuickCompilerCallbacks(verification_results_.get(), |
| CompilerCallbacks::CallbackMode::kCompileApp)); |
| Runtime::Current()->SetCompilerCallbacks(callbacks_.get()); |
| timer_.reset(new CumulativeLogger("Compilation times")); |
| compiler_driver_.reset(new CompilerDriver(compiler_options_.get(), |
| verification_results_.get(), |
| compiler_kind, |
| insn_set, |
| insn_features_.get(), |
| /* image_classes */ nullptr, |
| /* compiled_classes */ nullptr, |
| /* compiled_methods */ nullptr, |
| /* thread_count */ 2, |
| /* dump_stats */ true, |
| /* dump_passes */ true, |
| timer_.get(), |
| /* swap_fd */ -1, |
| /* profile_compilation_info */ nullptr)); |
| } |
| |
| bool WriteElf(File* vdex_file, |
| File* oat_file, |
| const std::vector<const DexFile*>& dex_files, |
| SafeMap<std::string, std::string>& key_value_store, |
| bool verify) { |
| TimingLogger timings("WriteElf", false, false); |
| OatWriter oat_writer(/*compiling_boot_image*/false, &timings); |
| for (const DexFile* dex_file : dex_files) { |
| ArrayRef<const uint8_t> raw_dex_file( |
| reinterpret_cast<const uint8_t*>(&dex_file->GetHeader()), |
| dex_file->GetHeader().file_size_); |
| if (!oat_writer.AddRawDexFileSource(raw_dex_file, |
| dex_file->GetLocation().c_str(), |
| dex_file->GetLocationChecksum())) { |
| return false; |
| } |
| } |
| return DoWriteElf(vdex_file, oat_file, oat_writer, key_value_store, verify); |
| } |
| |
| bool WriteElf(File* vdex_file, |
| File* oat_file, |
| const std::vector<const char*>& dex_filenames, |
| SafeMap<std::string, std::string>& key_value_store, |
| bool verify) { |
| TimingLogger timings("WriteElf", false, false); |
| OatWriter oat_writer(/*compiling_boot_image*/false, &timings); |
| for (const char* dex_filename : dex_filenames) { |
| if (!oat_writer.AddDexFileSource(dex_filename, dex_filename)) { |
| return false; |
| } |
| } |
| return DoWriteElf(vdex_file, oat_file, oat_writer, key_value_store, verify); |
| } |
| |
| bool WriteElf(File* vdex_file, |
| File* oat_file, |
| File&& zip_fd, |
| const char* location, |
| SafeMap<std::string, std::string>& key_value_store, |
| bool verify) { |
| TimingLogger timings("WriteElf", false, false); |
| OatWriter oat_writer(/*compiling_boot_image*/false, &timings); |
| if (!oat_writer.AddZippedDexFilesSource(std::move(zip_fd), location)) { |
| return false; |
| } |
| return DoWriteElf(vdex_file, oat_file, oat_writer, key_value_store, verify); |
| } |
| |
| bool DoWriteElf(File* vdex_file, |
| File* oat_file, |
| OatWriter& oat_writer, |
| SafeMap<std::string, std::string>& key_value_store, |
| bool verify) { |
| std::unique_ptr<ElfWriter> elf_writer = CreateElfWriterQuick( |
| compiler_driver_->GetInstructionSet(), |
| compiler_driver_->GetInstructionSetFeatures(), |
| &compiler_driver_->GetCompilerOptions(), |
| oat_file); |
| elf_writer->Start(); |
| OutputStream* oat_rodata = elf_writer->StartRoData(); |
| std::unique_ptr<MemMap> opened_dex_files_map; |
| std::vector<std::unique_ptr<const DexFile>> opened_dex_files; |
| if (!oat_writer.WriteAndOpenDexFiles(kIsVdexEnabled ? vdex_file : oat_file, |
| oat_rodata, |
| compiler_driver_->GetInstructionSet(), |
| compiler_driver_->GetInstructionSetFeatures(), |
| &key_value_store, |
| verify, |
| &opened_dex_files_map, |
| &opened_dex_files)) { |
| return false; |
| } |
| |
| Runtime* runtime = Runtime::Current(); |
| ClassLinker* const class_linker = runtime->GetClassLinker(); |
| std::vector<const DexFile*> dex_files; |
| for (const std::unique_ptr<const DexFile>& dex_file : opened_dex_files) { |
| dex_files.push_back(dex_file.get()); |
| ScopedObjectAccess soa(Thread::Current()); |
| class_linker->RegisterDexFile(*dex_file, nullptr); |
| } |
| linker::MultiOatRelativePatcher patcher(compiler_driver_->GetInstructionSet(), |
| instruction_set_features_.get()); |
| oat_writer.PrepareLayout(compiler_driver_.get(), nullptr, dex_files, &patcher); |
| size_t rodata_size = oat_writer.GetOatHeader().GetExecutableOffset(); |
| size_t text_size = oat_writer.GetOatSize() - rodata_size; |
| elf_writer->PrepareDynamicSection(rodata_size, |
| text_size, |
| oat_writer.GetBssSize(), |
| oat_writer.GetBssRootsOffset()); |
| |
| if (!oat_writer.WriteRodata(oat_rodata)) { |
| return false; |
| } |
| elf_writer->EndRoData(oat_rodata); |
| |
| OutputStream* text = elf_writer->StartText(); |
| if (!oat_writer.WriteCode(text)) { |
| return false; |
| } |
| elf_writer->EndText(text); |
| |
| if (!oat_writer.WriteHeader(elf_writer->GetStream(), 42U, 4096U, 0)) { |
| return false; |
| } |
| |
| elf_writer->WriteDynamicSection(); |
| elf_writer->WriteDebugInfo(oat_writer.GetMethodDebugInfo()); |
| elf_writer->WritePatchLocations(oat_writer.GetAbsolutePatchLocations()); |
| |
| if (!elf_writer->End()) { |
| return false; |
| } |
| |
| opened_dex_files_maps_.emplace_back(std::move(opened_dex_files_map)); |
| for (std::unique_ptr<const DexFile>& dex_file : opened_dex_files) { |
| opened_dex_files_.emplace_back(dex_file.release()); |
| } |
| return true; |
| } |
| |
| void TestDexFileInput(bool verify, bool low_4gb); |
| void TestZipFileInput(bool verify); |
| |
| std::unique_ptr<const InstructionSetFeatures> insn_features_; |
| std::unique_ptr<QuickCompilerCallbacks> callbacks_; |
| |
| std::vector<std::unique_ptr<MemMap>> opened_dex_files_maps_; |
| std::vector<std::unique_ptr<const DexFile>> opened_dex_files_; |
| }; |
| |
| class ZipBuilder { |
| public: |
| explicit ZipBuilder(File* zip_file) : zip_file_(zip_file) { } |
| |
| bool AddFile(const char* location, const void* data, size_t size) { |
| off_t offset = lseek(zip_file_->Fd(), 0, SEEK_CUR); |
| if (offset == static_cast<off_t>(-1)) { |
| return false; |
| } |
| |
| ZipFileHeader file_header; |
| file_header.crc32 = crc32(0u, reinterpret_cast<const Bytef*>(data), size); |
| file_header.compressed_size = size; |
| file_header.uncompressed_size = size; |
| file_header.filename_length = strlen(location); |
| |
| if (!zip_file_->WriteFully(&file_header, sizeof(file_header)) || |
| !zip_file_->WriteFully(location, file_header.filename_length) || |
| !zip_file_->WriteFully(data, size)) { |
| return false; |
| } |
| |
| CentralDirectoryFileHeader cdfh; |
| cdfh.crc32 = file_header.crc32; |
| cdfh.compressed_size = size; |
| cdfh.uncompressed_size = size; |
| cdfh.filename_length = file_header.filename_length; |
| cdfh.relative_offset_of_local_file_header = offset; |
| file_data_.push_back(FileData { cdfh, location }); |
| return true; |
| } |
| |
| bool Finish() { |
| off_t offset = lseek(zip_file_->Fd(), 0, SEEK_CUR); |
| if (offset == static_cast<off_t>(-1)) { |
| return false; |
| } |
| |
| size_t central_directory_size = 0u; |
| for (const FileData& file_data : file_data_) { |
| if (!zip_file_->WriteFully(&file_data.cdfh, sizeof(file_data.cdfh)) || |
| !zip_file_->WriteFully(file_data.location, file_data.cdfh.filename_length)) { |
| return false; |
| } |
| central_directory_size += sizeof(file_data.cdfh) + file_data.cdfh.filename_length; |
| } |
| EndOfCentralDirectoryRecord eocd_record; |
| eocd_record.number_of_central_directory_records_on_this_disk = file_data_.size(); |
| eocd_record.total_number_of_central_directory_records = file_data_.size(); |
| eocd_record.size_of_central_directory = central_directory_size; |
| eocd_record.offset_of_start_of_central_directory = offset; |
| return |
| zip_file_->WriteFully(&eocd_record, sizeof(eocd_record)) && |
| zip_file_->Flush() == 0; |
| } |
| |
| private: |
| struct PACKED(1) ZipFileHeader { |
| uint32_t signature = 0x04034b50; |
| uint16_t version_needed_to_extract = 10; |
| uint16_t general_purpose_bit_flag = 0; |
| uint16_t compression_method = 0; // 0 = store only. |
| uint16_t file_last_modification_time = 0u; |
| uint16_t file_last_modification_date = 0u; |
| uint32_t crc32; |
| uint32_t compressed_size; |
| uint32_t uncompressed_size; |
| uint16_t filename_length; |
| uint16_t extra_field_length = 0u; // No extra fields. |
| }; |
| |
| struct PACKED(1) CentralDirectoryFileHeader { |
| uint32_t signature = 0x02014b50; |
| uint16_t version_made_by = 10; |
| uint16_t version_needed_to_extract = 10; |
| uint16_t general_purpose_bit_flag = 0; |
| uint16_t compression_method = 0; // 0 = store only. |
| uint16_t file_last_modification_time = 0u; |
| uint16_t file_last_modification_date = 0u; |
| uint32_t crc32; |
| uint32_t compressed_size; |
| uint32_t uncompressed_size; |
| uint16_t filename_length; |
| uint16_t extra_field_length = 0u; // No extra fields. |
| uint16_t file_comment_length = 0u; // No file comment. |
| uint16_t disk_number_where_file_starts = 0u; |
| uint16_t internal_file_attributes = 0u; |
| uint32_t external_file_attributes = 0u; |
| uint32_t relative_offset_of_local_file_header; |
| }; |
| |
| struct PACKED(1) EndOfCentralDirectoryRecord { |
| uint32_t signature = 0x06054b50; |
| uint16_t number_of_this_disk = 0u; |
| uint16_t disk_where_central_directory_starts = 0u; |
| uint16_t number_of_central_directory_records_on_this_disk; |
| uint16_t total_number_of_central_directory_records; |
| uint32_t size_of_central_directory; |
| uint32_t offset_of_start_of_central_directory; |
| uint16_t comment_length = 0u; // No file comment. |
| }; |
| |
| struct FileData { |
| CentralDirectoryFileHeader cdfh; |
| const char* location; |
| }; |
| |
| File* zip_file_; |
| std::vector<FileData> file_data_; |
| }; |
| |
| TEST_F(OatTest, WriteRead) { |
| TimingLogger timings("OatTest::WriteRead", false, false); |
| ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
| |
| // TODO: make selectable. |
| Compiler::Kind compiler_kind = Compiler::kQuick; |
| InstructionSet insn_set = kIsTargetBuild ? kThumb2 : kX86; |
| std::string error_msg; |
| SetupCompiler(compiler_kind, insn_set, std::vector<std::string>(), /*out*/ &error_msg); |
| |
| jobject class_loader = nullptr; |
| if (kCompile) { |
| TimingLogger timings2("OatTest::WriteRead", false, false); |
| compiler_driver_->SetDexFilesForOatFile(class_linker->GetBootClassPath()); |
| compiler_driver_->CompileAll(class_loader, class_linker->GetBootClassPath(), &timings2); |
| } |
| |
| ScratchFile tmp_oat, tmp_vdex(tmp_oat, ".vdex"); |
| SafeMap<std::string, std::string> key_value_store; |
| key_value_store.Put(OatHeader::kImageLocationKey, "lue.art"); |
| bool success = WriteElf(tmp_vdex.GetFile(), |
| tmp_oat.GetFile(), |
| class_linker->GetBootClassPath(), |
| key_value_store, |
| false); |
| ASSERT_TRUE(success); |
| |
| if (kCompile) { // OatWriter strips the code, regenerate to compare |
| compiler_driver_->CompileAll(class_loader, class_linker->GetBootClassPath(), &timings); |
| } |
| std::unique_ptr<OatFile> oat_file(OatFile::Open(tmp_oat.GetFilename(), |
| tmp_oat.GetFilename(), |
| nullptr, |
| nullptr, |
| false, |
| /*low_4gb*/true, |
| nullptr, |
| &error_msg)); |
| ASSERT_TRUE(oat_file.get() != nullptr) << error_msg; |
| const OatHeader& oat_header = oat_file->GetOatHeader(); |
| ASSERT_TRUE(oat_header.IsValid()); |
| ASSERT_EQ(class_linker->GetBootClassPath().size(), oat_header.GetDexFileCount()); // core |
| ASSERT_EQ(42U, oat_header.GetImageFileLocationOatChecksum()); |
| ASSERT_EQ(4096U, oat_header.GetImageFileLocationOatDataBegin()); |
| ASSERT_EQ("lue.art", std::string(oat_header.GetStoreValueByKey(OatHeader::kImageLocationKey))); |
| |
| ASSERT_TRUE(java_lang_dex_file_ != nullptr); |
| const DexFile& dex_file = *java_lang_dex_file_; |
| uint32_t dex_file_checksum = dex_file.GetLocationChecksum(); |
| const OatFile::OatDexFile* oat_dex_file = oat_file->GetOatDexFile(dex_file.GetLocation().c_str(), |
| &dex_file_checksum); |
| ASSERT_TRUE(oat_dex_file != nullptr); |
| CHECK_EQ(dex_file.GetLocationChecksum(), oat_dex_file->GetDexFileLocationChecksum()); |
| ScopedObjectAccess soa(Thread::Current()); |
| auto pointer_size = class_linker->GetImagePointerSize(); |
| for (size_t i = 0; i < dex_file.NumClassDefs(); i++) { |
| const DexFile::ClassDef& class_def = dex_file.GetClassDef(i); |
| const uint8_t* class_data = dex_file.GetClassData(class_def); |
| |
| size_t num_virtual_methods = 0; |
| if (class_data != nullptr) { |
| ClassDataItemIterator it(dex_file, class_data); |
| num_virtual_methods = it.NumVirtualMethods(); |
| } |
| |
| const char* descriptor = dex_file.GetClassDescriptor(class_def); |
| mirror::Class* klass = class_linker->FindClass(soa.Self(), |
| descriptor, |
| ScopedNullHandle<mirror::ClassLoader>()); |
| |
| const OatFile::OatClass oat_class = oat_dex_file->GetOatClass(i); |
| CHECK_EQ(mirror::Class::Status::kStatusNotReady, oat_class.GetStatus()) << descriptor; |
| CHECK_EQ(kCompile ? OatClassType::kOatClassAllCompiled : OatClassType::kOatClassNoneCompiled, |
| oat_class.GetType()) << descriptor; |
| |
| size_t method_index = 0; |
| for (auto& m : klass->GetDirectMethods(pointer_size)) { |
| CheckMethod(&m, oat_class.GetOatMethod(method_index), dex_file); |
| ++method_index; |
| } |
| size_t visited_virtuals = 0; |
| // TODO We should also check copied methods in this test. |
| for (auto& m : klass->GetDeclaredVirtualMethods(pointer_size)) { |
| if (!klass->IsInterface()) { |
| EXPECT_FALSE(m.IsCopied()); |
| } |
| CheckMethod(&m, oat_class.GetOatMethod(method_index), dex_file); |
| ++method_index; |
| ++visited_virtuals; |
| } |
| EXPECT_EQ(visited_virtuals, num_virtual_methods); |
| } |
| } |
| |
| TEST_F(OatTest, OatHeaderSizeCheck) { |
| // If this test is failing and you have to update these constants, |
| // it is time to update OatHeader::kOatVersion |
| EXPECT_EQ(72U, sizeof(OatHeader)); |
| EXPECT_EQ(4U, sizeof(OatMethodOffsets)); |
| EXPECT_EQ(20U, sizeof(OatQuickMethodHeader)); |
| EXPECT_EQ(163 * static_cast<size_t>(GetInstructionSetPointerSize(kRuntimeISA)), |
| sizeof(QuickEntryPoints)); |
| } |
| |
| TEST_F(OatTest, OatHeaderIsValid) { |
| InstructionSet insn_set = kX86; |
| std::string error_msg; |
| std::unique_ptr<const InstructionSetFeatures> insn_features( |
| InstructionSetFeatures::FromVariant(insn_set, "default", &error_msg)); |
| ASSERT_TRUE(insn_features.get() != nullptr) << error_msg; |
| std::unique_ptr<OatHeader> oat_header(OatHeader::Create(insn_set, |
| insn_features.get(), |
| 0u, |
| nullptr)); |
| ASSERT_NE(oat_header.get(), nullptr); |
| ASSERT_TRUE(oat_header->IsValid()); |
| |
| char* magic = const_cast<char*>(oat_header->GetMagic()); |
| strcpy(magic, ""); // bad magic |
| ASSERT_FALSE(oat_header->IsValid()); |
| strcpy(magic, "oat\n000"); // bad version |
| ASSERT_FALSE(oat_header->IsValid()); |
| } |
| |
| TEST_F(OatTest, EmptyTextSection) { |
| TimingLogger timings("OatTest::EmptyTextSection", false, false); |
| |
| // TODO: make selectable. |
| Compiler::Kind compiler_kind = Compiler::kQuick; |
| InstructionSet insn_set = kRuntimeISA; |
| if (insn_set == kArm) insn_set = kThumb2; |
| std::string error_msg; |
| std::vector<std::string> compiler_options; |
| compiler_options.push_back("--compiler-filter=verify-at-runtime"); |
| SetupCompiler(compiler_kind, insn_set, compiler_options, /*out*/ &error_msg); |
| |
| jobject class_loader; |
| { |
| ScopedObjectAccess soa(Thread::Current()); |
| class_loader = LoadDex("Main"); |
| } |
| ASSERT_TRUE(class_loader != nullptr); |
| std::vector<const DexFile*> dex_files = GetDexFiles(class_loader); |
| ASSERT_TRUE(!dex_files.empty()); |
| |
| ClassLinker* const class_linker = Runtime::Current()->GetClassLinker(); |
| for (const DexFile* dex_file : dex_files) { |
| ScopedObjectAccess soa(Thread::Current()); |
| class_linker->RegisterDexFile(*dex_file, |
| soa.Decode<mirror::ClassLoader>(class_loader).Ptr()); |
| } |
| compiler_driver_->SetDexFilesForOatFile(dex_files); |
| compiler_driver_->CompileAll(class_loader, dex_files, &timings); |
| |
| ScratchFile tmp_oat, tmp_vdex(tmp_oat, ".vdex"); |
| SafeMap<std::string, std::string> key_value_store; |
| key_value_store.Put(OatHeader::kImageLocationKey, "test.art"); |
| bool success = WriteElf(tmp_vdex.GetFile(), tmp_oat.GetFile(), dex_files, key_value_store, false); |
| ASSERT_TRUE(success); |
| |
| std::unique_ptr<OatFile> oat_file(OatFile::Open(tmp_oat.GetFilename(), |
| tmp_oat.GetFilename(), |
| nullptr, |
| nullptr, |
| false, |
| /*low_4gb*/false, |
| nullptr, |
| &error_msg)); |
| ASSERT_TRUE(oat_file != nullptr); |
| EXPECT_LT(static_cast<size_t>(oat_file->Size()), |
| static_cast<size_t>(tmp_oat.GetFile()->GetLength())); |
| } |
| |
| static void MaybeModifyDexFileToFail(bool verify, std::unique_ptr<const DexFile>& data) { |
| // If in verify mode (= fail the verifier mode), make sure we fail early. We'll fail already |
| // because of the missing map, but that may lead to out of bounds reads. |
| if (verify) { |
| const_cast<DexFile::Header*>(&data->GetHeader())->checksum_++; |
| } |
| } |
| |
| void OatTest::TestDexFileInput(bool verify, bool low_4gb) { |
| TimingLogger timings("OatTest::DexFileInput", false, false); |
| |
| std::vector<const char*> input_filenames; |
| |
| ScratchFile dex_file1; |
| TestDexFileBuilder builder1; |
| builder1.AddField("Lsome.TestClass;", "int", "someField"); |
| builder1.AddMethod("Lsome.TestClass;", "()I", "foo"); |
| std::unique_ptr<const DexFile> dex_file1_data = builder1.Build(dex_file1.GetFilename()); |
| |
| MaybeModifyDexFileToFail(verify, dex_file1_data); |
| |
| bool success = dex_file1.GetFile()->WriteFully(&dex_file1_data->GetHeader(), |
| dex_file1_data->GetHeader().file_size_); |
| ASSERT_TRUE(success); |
| success = dex_file1.GetFile()->Flush() == 0; |
| ASSERT_TRUE(success); |
| input_filenames.push_back(dex_file1.GetFilename().c_str()); |
| |
| ScratchFile dex_file2; |
| TestDexFileBuilder builder2; |
| builder2.AddField("Land.AnotherTestClass;", "boolean", "someOtherField"); |
| builder2.AddMethod("Land.AnotherTestClass;", "()J", "bar"); |
| std::unique_ptr<const DexFile> dex_file2_data = builder2.Build(dex_file2.GetFilename()); |
| |
| MaybeModifyDexFileToFail(verify, dex_file2_data); |
| |
| success = dex_file2.GetFile()->WriteFully(&dex_file2_data->GetHeader(), |
| dex_file2_data->GetHeader().file_size_); |
| ASSERT_TRUE(success); |
| success = dex_file2.GetFile()->Flush() == 0; |
| ASSERT_TRUE(success); |
| input_filenames.push_back(dex_file2.GetFilename().c_str()); |
| |
| ScratchFile oat_file, vdex_file(oat_file, ".vdex"); |
| SafeMap<std::string, std::string> key_value_store; |
| key_value_store.Put(OatHeader::kImageLocationKey, "test.art"); |
| success = WriteElf(vdex_file.GetFile(), |
| oat_file.GetFile(), |
| input_filenames, |
| key_value_store, |
| verify); |
| |
| // In verify mode, we expect failure. |
| if (verify) { |
| ASSERT_FALSE(success); |
| return; |
| } |
| |
| ASSERT_TRUE(success); |
| |
| std::string error_msg; |
| std::unique_ptr<OatFile> opened_oat_file(OatFile::Open(oat_file.GetFilename(), |
| oat_file.GetFilename(), |
| nullptr, |
| nullptr, |
| false, |
| low_4gb, |
| nullptr, |
| &error_msg)); |
| if (low_4gb) { |
| uintptr_t begin = reinterpret_cast<uintptr_t>(opened_oat_file->Begin()); |
| EXPECT_EQ(begin, static_cast<uint32_t>(begin)); |
| } |
| ASSERT_TRUE(opened_oat_file != nullptr); |
| ASSERT_EQ(2u, opened_oat_file->GetOatDexFiles().size()); |
| std::unique_ptr<const DexFile> opened_dex_file1 = |
| opened_oat_file->GetOatDexFiles()[0]->OpenDexFile(&error_msg); |
| std::unique_ptr<const DexFile> opened_dex_file2 = |
| opened_oat_file->GetOatDexFiles()[1]->OpenDexFile(&error_msg); |
| |
| ASSERT_EQ(dex_file1_data->GetHeader().file_size_, opened_dex_file1->GetHeader().file_size_); |
| ASSERT_EQ(0, memcmp(&dex_file1_data->GetHeader(), |
| &opened_dex_file1->GetHeader(), |
| dex_file1_data->GetHeader().file_size_)); |
| ASSERT_EQ(dex_file1_data->GetLocation(), opened_dex_file1->GetLocation()); |
| |
| ASSERT_EQ(dex_file2_data->GetHeader().file_size_, opened_dex_file2->GetHeader().file_size_); |
| ASSERT_EQ(0, memcmp(&dex_file2_data->GetHeader(), |
| &opened_dex_file2->GetHeader(), |
| dex_file2_data->GetHeader().file_size_)); |
| ASSERT_EQ(dex_file2_data->GetLocation(), opened_dex_file2->GetLocation()); |
| } |
| |
| TEST_F(OatTest, DexFileInputCheckOutput) { |
| TestDexFileInput(false, /*low_4gb*/false); |
| } |
| |
| TEST_F(OatTest, DexFileInputCheckOutputLow4GB) { |
| TestDexFileInput(false, /*low_4gb*/true); |
| } |
| |
| TEST_F(OatTest, DexFileInputCheckVerifier) { |
| TestDexFileInput(true, /*low_4gb*/false); |
| } |
| |
| void OatTest::TestZipFileInput(bool verify) { |
| TimingLogger timings("OatTest::DexFileInput", false, false); |
| |
| ScratchFile zip_file; |
| ZipBuilder zip_builder(zip_file.GetFile()); |
| |
| ScratchFile dex_file1; |
| TestDexFileBuilder builder1; |
| builder1.AddField("Lsome.TestClass;", "long", "someField"); |
| builder1.AddMethod("Lsome.TestClass;", "()D", "foo"); |
| std::unique_ptr<const DexFile> dex_file1_data = builder1.Build(dex_file1.GetFilename()); |
| |
| MaybeModifyDexFileToFail(verify, dex_file1_data); |
| |
| bool success = dex_file1.GetFile()->WriteFully(&dex_file1_data->GetHeader(), |
| dex_file1_data->GetHeader().file_size_); |
| ASSERT_TRUE(success); |
| success = dex_file1.GetFile()->Flush() == 0; |
| ASSERT_TRUE(success); |
| success = zip_builder.AddFile("classes.dex", |
| &dex_file1_data->GetHeader(), |
| dex_file1_data->GetHeader().file_size_); |
| ASSERT_TRUE(success); |
| |
| ScratchFile dex_file2; |
| TestDexFileBuilder builder2; |
| builder2.AddField("Land.AnotherTestClass;", "boolean", "someOtherField"); |
| builder2.AddMethod("Land.AnotherTestClass;", "()J", "bar"); |
| std::unique_ptr<const DexFile> dex_file2_data = builder2.Build(dex_file2.GetFilename()); |
| |
| MaybeModifyDexFileToFail(verify, dex_file2_data); |
| |
| success = dex_file2.GetFile()->WriteFully(&dex_file2_data->GetHeader(), |
| dex_file2_data->GetHeader().file_size_); |
| ASSERT_TRUE(success); |
| success = dex_file2.GetFile()->Flush() == 0; |
| ASSERT_TRUE(success); |
| success = zip_builder.AddFile("classes2.dex", |
| &dex_file2_data->GetHeader(), |
| dex_file2_data->GetHeader().file_size_); |
| ASSERT_TRUE(success); |
| |
| success = zip_builder.Finish(); |
| ASSERT_TRUE(success) << strerror(errno); |
| |
| SafeMap<std::string, std::string> key_value_store; |
| key_value_store.Put(OatHeader::kImageLocationKey, "test.art"); |
| { |
| // Test using the AddDexFileSource() interface with the zip file. |
| std::vector<const char*> input_filenames { zip_file.GetFilename().c_str() }; // NOLINT [readability/braces] [4] |
| |
| ScratchFile oat_file, vdex_file(oat_file, ".vdex"); |
| success = WriteElf(vdex_file.GetFile(), oat_file.GetFile(), |
| input_filenames, key_value_store, verify); |
| |
| if (verify) { |
| ASSERT_FALSE(success); |
| } else { |
| ASSERT_TRUE(success); |
| |
| std::string error_msg; |
| std::unique_ptr<OatFile> opened_oat_file(OatFile::Open(oat_file.GetFilename(), |
| oat_file.GetFilename(), |
| nullptr, |
| nullptr, |
| false, |
| /*low_4gb*/false, |
| nullptr, |
| &error_msg)); |
| ASSERT_TRUE(opened_oat_file != nullptr); |
| ASSERT_EQ(2u, opened_oat_file->GetOatDexFiles().size()); |
| std::unique_ptr<const DexFile> opened_dex_file1 = |
| opened_oat_file->GetOatDexFiles()[0]->OpenDexFile(&error_msg); |
| std::unique_ptr<const DexFile> opened_dex_file2 = |
| opened_oat_file->GetOatDexFiles()[1]->OpenDexFile(&error_msg); |
| |
| ASSERT_EQ(dex_file1_data->GetHeader().file_size_, opened_dex_file1->GetHeader().file_size_); |
| ASSERT_EQ(0, memcmp(&dex_file1_data->GetHeader(), |
| &opened_dex_file1->GetHeader(), |
| dex_file1_data->GetHeader().file_size_)); |
| ASSERT_EQ(DexFile::GetMultiDexLocation(0, zip_file.GetFilename().c_str()), |
| opened_dex_file1->GetLocation()); |
| |
| ASSERT_EQ(dex_file2_data->GetHeader().file_size_, opened_dex_file2->GetHeader().file_size_); |
| ASSERT_EQ(0, memcmp(&dex_file2_data->GetHeader(), |
| &opened_dex_file2->GetHeader(), |
| dex_file2_data->GetHeader().file_size_)); |
| ASSERT_EQ(DexFile::GetMultiDexLocation(1, zip_file.GetFilename().c_str()), |
| opened_dex_file2->GetLocation()); |
| } |
| } |
| |
| { |
| // Test using the AddZipDexFileSource() interface with the zip file handle. |
| File zip_fd(dup(zip_file.GetFd()), /* check_usage */ false); |
| ASSERT_NE(-1, zip_fd.Fd()); |
| |
| ScratchFile oat_file, vdex_file(oat_file, ".vdex"); |
| success = WriteElf(vdex_file.GetFile(), |
| oat_file.GetFile(), |
| std::move(zip_fd), |
| zip_file.GetFilename().c_str(), |
| key_value_store, |
| verify); |
| if (verify) { |
| ASSERT_FALSE(success); |
| } else { |
| ASSERT_TRUE(success); |
| |
| std::string error_msg; |
| std::unique_ptr<OatFile> opened_oat_file(OatFile::Open(oat_file.GetFilename(), |
| oat_file.GetFilename(), |
| nullptr, |
| nullptr, |
| false, |
| /*low_4gb*/false, |
| nullptr, |
| &error_msg)); |
| ASSERT_TRUE(opened_oat_file != nullptr); |
| ASSERT_EQ(2u, opened_oat_file->GetOatDexFiles().size()); |
| std::unique_ptr<const DexFile> opened_dex_file1 = |
| opened_oat_file->GetOatDexFiles()[0]->OpenDexFile(&error_msg); |
| std::unique_ptr<const DexFile> opened_dex_file2 = |
| opened_oat_file->GetOatDexFiles()[1]->OpenDexFile(&error_msg); |
| |
| ASSERT_EQ(dex_file1_data->GetHeader().file_size_, opened_dex_file1->GetHeader().file_size_); |
| ASSERT_EQ(0, memcmp(&dex_file1_data->GetHeader(), |
| &opened_dex_file1->GetHeader(), |
| dex_file1_data->GetHeader().file_size_)); |
| ASSERT_EQ(DexFile::GetMultiDexLocation(0, zip_file.GetFilename().c_str()), |
| opened_dex_file1->GetLocation()); |
| |
| ASSERT_EQ(dex_file2_data->GetHeader().file_size_, opened_dex_file2->GetHeader().file_size_); |
| ASSERT_EQ(0, memcmp(&dex_file2_data->GetHeader(), |
| &opened_dex_file2->GetHeader(), |
| dex_file2_data->GetHeader().file_size_)); |
| ASSERT_EQ(DexFile::GetMultiDexLocation(1, zip_file.GetFilename().c_str()), |
| opened_dex_file2->GetLocation()); |
| } |
| } |
| } |
| |
| TEST_F(OatTest, ZipFileInputCheckOutput) { |
| TestZipFileInput(false); |
| } |
| |
| TEST_F(OatTest, ZipFileInputCheckVerifier) { |
| TestZipFileInput(true); |
| } |
| |
| TEST_F(OatTest, UpdateChecksum) { |
| InstructionSet insn_set = kX86; |
| std::string error_msg; |
| std::unique_ptr<const InstructionSetFeatures> insn_features( |
| InstructionSetFeatures::FromVariant(insn_set, "default", &error_msg)); |
| ASSERT_TRUE(insn_features.get() != nullptr) << error_msg; |
| std::unique_ptr<OatHeader> oat_header(OatHeader::Create(insn_set, |
| insn_features.get(), |
| 0u, |
| nullptr)); |
| // The starting adler32 value is 1. |
| EXPECT_EQ(1U, oat_header->GetChecksum()); |
| |
| oat_header->UpdateChecksum(OatHeader::kOatMagic, sizeof(OatHeader::kOatMagic)); |
| EXPECT_EQ(64291151U, oat_header->GetChecksum()); |
| |
| // Make sure that null data does not reset the checksum. |
| oat_header->UpdateChecksum(nullptr, 0); |
| EXPECT_EQ(64291151U, oat_header->GetChecksum()); |
| |
| oat_header->UpdateChecksum(OatHeader::kOatMagic, sizeof(OatHeader::kOatMagic)); |
| EXPECT_EQ(216138397U, oat_header->GetChecksum()); |
| } |
| |
| } // namespace art |