| /* |
| * Copyright (C) 2015 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 "offline_profiling_info.h" |
| |
| #include "errno.h" |
| #include <limits.h> |
| #include <vector> |
| #include <sys/file.h> |
| #include <sys/stat.h> |
| #include <sys/uio.h> |
| |
| #include "art_method-inl.h" |
| #include "base/mutex.h" |
| #include "base/scoped_flock.h" |
| #include "base/stl_util.h" |
| #include "base/systrace.h" |
| #include "base/unix_file/fd_file.h" |
| #include "jit/profiling_info.h" |
| #include "os.h" |
| #include "safe_map.h" |
| |
| namespace art { |
| |
| const uint8_t ProfileCompilationInfo::kProfileMagic[] = { 'p', 'r', 'o', '\0' }; |
| const uint8_t ProfileCompilationInfo::kProfileVersion[] = { '0', '0', '1', '\0' }; |
| |
| static constexpr uint16_t kMaxDexFileKeyLength = PATH_MAX; |
| |
| // Transform the actual dex location into relative paths. |
| // Note: this is OK because we don't store profiles of different apps into the same file. |
| // Apps with split apks don't cause trouble because each split has a different name and will not |
| // collide with other entries. |
| std::string ProfileCompilationInfo::GetProfileDexFileKey(const std::string& dex_location) { |
| DCHECK(!dex_location.empty()); |
| size_t last_sep_index = dex_location.find_last_of('/'); |
| if (last_sep_index == std::string::npos) { |
| return dex_location; |
| } else { |
| DCHECK(last_sep_index < dex_location.size()); |
| return dex_location.substr(last_sep_index + 1); |
| } |
| } |
| |
| bool ProfileCompilationInfo::AddMethodsAndClasses( |
| const std::vector<MethodReference>& methods, |
| const std::set<DexCacheResolvedClasses>& resolved_classes) { |
| for (const MethodReference& method : methods) { |
| if (!AddMethodIndex(GetProfileDexFileKey(method.dex_file->GetLocation()), |
| method.dex_file->GetLocationChecksum(), |
| method.dex_method_index)) { |
| return false; |
| } |
| } |
| for (const DexCacheResolvedClasses& dex_cache : resolved_classes) { |
| if (!AddResolvedClasses(dex_cache)) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| bool ProfileCompilationInfo::MergeAndSave(const std::string& filename, |
| uint64_t* bytes_written, |
| bool force) { |
| ScopedTrace trace(__PRETTY_FUNCTION__); |
| ScopedFlock flock; |
| std::string error; |
| if (!flock.Init(filename.c_str(), O_RDWR | O_NOFOLLOW | O_CLOEXEC, /* block */ false, &error)) { |
| LOG(WARNING) << "Couldn't lock the profile file " << filename << ": " << error; |
| return false; |
| } |
| |
| int fd = flock.GetFile()->Fd(); |
| |
| // Load the file but keep a copy around to be able to infer if the content has changed. |
| ProfileCompilationInfo fileInfo; |
| ProfileLoadSatus status = fileInfo.LoadInternal(fd, &error); |
| if (status == kProfileLoadSuccess) { |
| // Merge the content of file into the current object. |
| if (MergeWith(fileInfo)) { |
| // If after the merge we have the same data as what is the file there's no point |
| // in actually doing the write. The file will be exactly the same as before. |
| if (Equals(fileInfo)) { |
| if (bytes_written != nullptr) { |
| *bytes_written = 0; |
| } |
| return true; |
| } |
| } else { |
| LOG(WARNING) << "Could not merge previous profile data from file " << filename; |
| if (!force) { |
| return false; |
| } |
| } |
| } else if (force && |
| ((status == kProfileLoadVersionMismatch) || (status == kProfileLoadBadData))) { |
| // Log a warning but don't return false. We will clear the profile anyway. |
| LOG(WARNING) << "Clearing bad or obsolete profile data from file " |
| << filename << ": " << error; |
| } else { |
| LOG(WARNING) << "Could not load profile data from file " << filename << ": " << error; |
| return false; |
| } |
| |
| // We need to clear the data because we don't support appending to the profiles yet. |
| if (!flock.GetFile()->ClearContent()) { |
| PLOG(WARNING) << "Could not clear profile file: " << filename; |
| return false; |
| } |
| |
| // This doesn't need locking because we are trying to lock the file for exclusive |
| // access and fail immediately if we can't. |
| bool result = Save(fd); |
| if (result) { |
| VLOG(profiler) << "Successfully saved profile info to " << filename |
| << " Size: " << GetFileSizeBytes(filename); |
| if (bytes_written != nullptr) { |
| *bytes_written = GetFileSizeBytes(filename); |
| } |
| } else { |
| VLOG(profiler) << "Failed to save profile info to " << filename; |
| } |
| return result; |
| } |
| |
| // Returns true if all the bytes were successfully written to the file descriptor. |
| static bool WriteBuffer(int fd, const uint8_t* buffer, size_t byte_count) { |
| while (byte_count > 0) { |
| int bytes_written = TEMP_FAILURE_RETRY(write(fd, buffer, byte_count)); |
| if (bytes_written == -1) { |
| return false; |
| } |
| byte_count -= bytes_written; // Reduce the number of remaining bytes. |
| buffer += bytes_written; // Move the buffer forward. |
| } |
| return true; |
| } |
| |
| // Add the string bytes to the buffer. |
| static void AddStringToBuffer(std::vector<uint8_t>* buffer, const std::string& value) { |
| buffer->insert(buffer->end(), value.begin(), value.end()); |
| } |
| |
| // Insert each byte, from low to high into the buffer. |
| template <typename T> |
| static void AddUintToBuffer(std::vector<uint8_t>* buffer, T value) { |
| for (size_t i = 0; i < sizeof(T); i++) { |
| buffer->push_back((value >> (i * kBitsPerByte)) & 0xff); |
| } |
| } |
| |
| static constexpr size_t kLineHeaderSize = |
| 3 * sizeof(uint16_t) + // method_set.size + class_set.size + dex_location.size |
| sizeof(uint32_t); // checksum |
| |
| /** |
| * Serialization format: |
| * magic,version,number_of_lines |
| * dex_location1,number_of_methods1,number_of_classes1,dex_location_checksum1, \ |
| * method_id11,method_id12...,class_id1,class_id2... |
| * dex_location2,number_of_methods2,number_of_classes2,dex_location_checksum2, \ |
| * method_id21,method_id22...,,class_id1,class_id2... |
| * ..... |
| **/ |
| bool ProfileCompilationInfo::Save(int fd) { |
| ScopedTrace trace(__PRETTY_FUNCTION__); |
| DCHECK_GE(fd, 0); |
| |
| // Cache at most 5KB before writing. |
| static constexpr size_t kMaxSizeToKeepBeforeWriting = 5 * KB; |
| // Use a vector wrapper to avoid keeping track of offsets when we add elements. |
| std::vector<uint8_t> buffer; |
| WriteBuffer(fd, kProfileMagic, sizeof(kProfileMagic)); |
| WriteBuffer(fd, kProfileVersion, sizeof(kProfileVersion)); |
| AddUintToBuffer(&buffer, static_cast<uint16_t>(info_.size())); |
| |
| for (const auto& it : info_) { |
| if (buffer.size() > kMaxSizeToKeepBeforeWriting) { |
| if (!WriteBuffer(fd, buffer.data(), buffer.size())) { |
| return false; |
| } |
| buffer.clear(); |
| } |
| const std::string& dex_location = it.first; |
| const DexFileData& dex_data = it.second; |
| if (dex_data.method_set.empty() && dex_data.class_set.empty()) { |
| continue; |
| } |
| |
| if (dex_location.size() >= kMaxDexFileKeyLength) { |
| LOG(WARNING) << "DexFileKey exceeds allocated limit"; |
| return false; |
| } |
| |
| // Make sure that the buffer has enough capacity to avoid repeated resizings |
| // while we add data. |
| size_t required_capacity = buffer.size() + |
| kLineHeaderSize + |
| dex_location.size() + |
| sizeof(uint16_t) * (dex_data.class_set.size() + dex_data.method_set.size()); |
| |
| buffer.reserve(required_capacity); |
| |
| DCHECK_LE(dex_location.size(), std::numeric_limits<uint16_t>::max()); |
| DCHECK_LE(dex_data.method_set.size(), std::numeric_limits<uint16_t>::max()); |
| DCHECK_LE(dex_data.class_set.size(), std::numeric_limits<uint16_t>::max()); |
| AddUintToBuffer(&buffer, static_cast<uint16_t>(dex_location.size())); |
| AddUintToBuffer(&buffer, static_cast<uint16_t>(dex_data.method_set.size())); |
| AddUintToBuffer(&buffer, static_cast<uint16_t>(dex_data.class_set.size())); |
| AddUintToBuffer(&buffer, dex_data.checksum); // uint32_t |
| |
| AddStringToBuffer(&buffer, dex_location); |
| |
| for (auto method_it : dex_data.method_set) { |
| AddUintToBuffer(&buffer, method_it); |
| } |
| for (auto class_id : dex_data.class_set) { |
| AddUintToBuffer(&buffer, class_id); |
| } |
| DCHECK_EQ(required_capacity, buffer.size()) |
| << "Failed to add the expected number of bytes in the buffer"; |
| } |
| |
| return WriteBuffer(fd, buffer.data(), buffer.size()); |
| } |
| |
| ProfileCompilationInfo::DexFileData* ProfileCompilationInfo::GetOrAddDexFileData( |
| const std::string& dex_location, |
| uint32_t checksum) { |
| auto info_it = info_.find(dex_location); |
| if (info_it == info_.end()) { |
| info_it = info_.Put(dex_location, DexFileData(checksum)); |
| } |
| if (info_it->second.checksum != checksum) { |
| LOG(WARNING) << "Checksum mismatch for dex " << dex_location; |
| return nullptr; |
| } |
| return &info_it->second; |
| } |
| |
| bool ProfileCompilationInfo::AddResolvedClasses(const DexCacheResolvedClasses& classes) { |
| const std::string dex_location = GetProfileDexFileKey(classes.GetDexLocation()); |
| const uint32_t checksum = classes.GetLocationChecksum(); |
| DexFileData* const data = GetOrAddDexFileData(dex_location, checksum); |
| if (data == nullptr) { |
| return false; |
| } |
| data->class_set.insert(classes.GetClasses().begin(), classes.GetClasses().end()); |
| return true; |
| } |
| |
| bool ProfileCompilationInfo::AddMethodIndex(const std::string& dex_location, |
| uint32_t checksum, |
| uint16_t method_idx) { |
| DexFileData* const data = GetOrAddDexFileData(dex_location, checksum); |
| if (data == nullptr) { |
| return false; |
| } |
| data->method_set.insert(method_idx); |
| return true; |
| } |
| |
| bool ProfileCompilationInfo::AddClassIndex(const std::string& dex_location, |
| uint32_t checksum, |
| uint16_t class_idx) { |
| DexFileData* const data = GetOrAddDexFileData(dex_location, checksum); |
| if (data == nullptr) { |
| return false; |
| } |
| data->class_set.insert(class_idx); |
| return true; |
| } |
| |
| bool ProfileCompilationInfo::ProcessLine(SafeBuffer& line_buffer, |
| uint16_t method_set_size, |
| uint16_t class_set_size, |
| uint32_t checksum, |
| const std::string& dex_location) { |
| for (uint16_t i = 0; i < method_set_size; i++) { |
| uint16_t method_idx = line_buffer.ReadUintAndAdvance<uint16_t>(); |
| if (!AddMethodIndex(dex_location, checksum, method_idx)) { |
| return false; |
| } |
| } |
| |
| for (uint16_t i = 0; i < class_set_size; i++) { |
| uint16_t class_def_idx = line_buffer.ReadUintAndAdvance<uint16_t>(); |
| if (!AddClassIndex(dex_location, checksum, class_def_idx)) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| // Tests for EOF by trying to read 1 byte from the descriptor. |
| // Returns: |
| // 0 if the descriptor is at the EOF, |
| // -1 if there was an IO error |
| // 1 if the descriptor has more content to read |
| static int testEOF(int fd) { |
| uint8_t buffer[1]; |
| return TEMP_FAILURE_RETRY(read(fd, buffer, 1)); |
| } |
| |
| // Reads an uint value previously written with AddUintToBuffer. |
| template <typename T> |
| T ProfileCompilationInfo::SafeBuffer::ReadUintAndAdvance() { |
| static_assert(std::is_unsigned<T>::value, "Type is not unsigned"); |
| CHECK_LE(ptr_current_ + sizeof(T), ptr_end_); |
| T value = 0; |
| for (size_t i = 0; i < sizeof(T); i++) { |
| value += ptr_current_[i] << (i * kBitsPerByte); |
| } |
| ptr_current_ += sizeof(T); |
| return value; |
| } |
| |
| bool ProfileCompilationInfo::SafeBuffer::CompareAndAdvance(const uint8_t* data, size_t data_size) { |
| if (ptr_current_ + data_size > ptr_end_) { |
| return false; |
| } |
| if (memcmp(ptr_current_, data, data_size) == 0) { |
| ptr_current_ += data_size; |
| return true; |
| } |
| return false; |
| } |
| |
| ProfileCompilationInfo::ProfileLoadSatus ProfileCompilationInfo::SafeBuffer::FillFromFd( |
| int fd, |
| const std::string& source, |
| /*out*/std::string* error) { |
| size_t byte_count = ptr_end_ - ptr_current_; |
| uint8_t* buffer = ptr_current_; |
| while (byte_count > 0) { |
| int bytes_read = TEMP_FAILURE_RETRY(read(fd, buffer, byte_count)); |
| if (bytes_read == 0) { |
| *error += "Profile EOF reached prematurely for " + source; |
| return kProfileLoadBadData; |
| } else if (bytes_read < 0) { |
| *error += "Profile IO error for " + source + strerror(errno); |
| return kProfileLoadIOError; |
| } |
| byte_count -= bytes_read; |
| buffer += bytes_read; |
| } |
| return kProfileLoadSuccess; |
| } |
| |
| ProfileCompilationInfo::ProfileLoadSatus ProfileCompilationInfo::ReadProfileHeader( |
| int fd, |
| /*out*/uint16_t* number_of_lines, |
| /*out*/std::string* error) { |
| // Read magic and version |
| const size_t kMagicVersionSize = |
| sizeof(kProfileMagic) + |
| sizeof(kProfileVersion) + |
| sizeof(uint16_t); // number of lines |
| |
| SafeBuffer safe_buffer(kMagicVersionSize); |
| |
| ProfileLoadSatus status = safe_buffer.FillFromFd(fd, "ReadProfileHeader", error); |
| if (status != kProfileLoadSuccess) { |
| return status; |
| } |
| |
| if (!safe_buffer.CompareAndAdvance(kProfileMagic, sizeof(kProfileMagic))) { |
| *error = "Profile missing magic"; |
| return kProfileLoadVersionMismatch; |
| } |
| if (!safe_buffer.CompareAndAdvance(kProfileVersion, sizeof(kProfileVersion))) { |
| *error = "Profile version mismatch"; |
| return kProfileLoadVersionMismatch; |
| } |
| *number_of_lines = safe_buffer.ReadUintAndAdvance<uint16_t>(); |
| return kProfileLoadSuccess; |
| } |
| |
| ProfileCompilationInfo::ProfileLoadSatus ProfileCompilationInfo::ReadProfileLineHeader( |
| int fd, |
| /*out*/ProfileLineHeader* line_header, |
| /*out*/std::string* error) { |
| SafeBuffer header_buffer(kLineHeaderSize); |
| ProfileLoadSatus status = header_buffer.FillFromFd(fd, "ReadProfileHeader", error); |
| if (status != kProfileLoadSuccess) { |
| return status; |
| } |
| |
| uint16_t dex_location_size = header_buffer.ReadUintAndAdvance<uint16_t>(); |
| line_header->method_set_size = header_buffer.ReadUintAndAdvance<uint16_t>(); |
| line_header->class_set_size = header_buffer.ReadUintAndAdvance<uint16_t>(); |
| line_header->checksum = header_buffer.ReadUintAndAdvance<uint32_t>(); |
| |
| if (dex_location_size == 0 || dex_location_size > kMaxDexFileKeyLength) { |
| *error = "DexFileKey has an invalid size: " + std::to_string(dex_location_size); |
| return kProfileLoadBadData; |
| } |
| |
| SafeBuffer location_buffer(dex_location_size); |
| status = location_buffer.FillFromFd(fd, "ReadProfileHeaderDexLocation", error); |
| if (status != kProfileLoadSuccess) { |
| return status; |
| } |
| line_header->dex_location.assign( |
| reinterpret_cast<char*>(location_buffer.Get()), dex_location_size); |
| return kProfileLoadSuccess; |
| } |
| |
| ProfileCompilationInfo::ProfileLoadSatus ProfileCompilationInfo::ReadProfileLine( |
| int fd, |
| const ProfileLineHeader& line_header, |
| /*out*/std::string* error) { |
| // Make sure that we don't try to read everything in memory (in case the profile if full). |
| // Split readings in chunks of at most 10kb. |
| static constexpr uint16_t kMaxNumberOfEntriesToRead = 5120; |
| uint16_t methods_left_to_read = line_header.method_set_size; |
| uint16_t classes_left_to_read = line_header.class_set_size; |
| |
| while ((methods_left_to_read > 0) || (classes_left_to_read > 0)) { |
| uint16_t methods_to_read = std::min(kMaxNumberOfEntriesToRead, methods_left_to_read); |
| uint16_t max_classes_to_read = kMaxNumberOfEntriesToRead - methods_to_read; |
| uint16_t classes_to_read = std::min(max_classes_to_read, classes_left_to_read); |
| |
| size_t line_size = sizeof(uint16_t) * (methods_to_read + classes_to_read); |
| SafeBuffer line_buffer(line_size); |
| |
| ProfileLoadSatus status = line_buffer.FillFromFd(fd, "ReadProfileLine", error); |
| if (status != kProfileLoadSuccess) { |
| return status; |
| } |
| if (!ProcessLine(line_buffer, |
| methods_to_read, |
| classes_to_read, |
| line_header.checksum, |
| line_header.dex_location)) { |
| *error = "Error when reading profile file line"; |
| return kProfileLoadBadData; |
| } |
| methods_left_to_read -= methods_to_read; |
| classes_left_to_read -= classes_to_read; |
| } |
| return kProfileLoadSuccess; |
| } |
| |
| bool ProfileCompilationInfo::Load(int fd) { |
| std::string error; |
| ProfileLoadSatus status = LoadInternal(fd, &error); |
| |
| if (status == kProfileLoadSuccess) { |
| return true; |
| } else { |
| PLOG(WARNING) << "Error when reading profile " << error; |
| return false; |
| } |
| } |
| |
| ProfileCompilationInfo::ProfileLoadSatus ProfileCompilationInfo::LoadInternal( |
| int fd, std::string* error) { |
| ScopedTrace trace(__PRETTY_FUNCTION__); |
| DCHECK_GE(fd, 0); |
| |
| struct stat stat_buffer; |
| if (fstat(fd, &stat_buffer) != 0) { |
| return kProfileLoadIOError; |
| } |
| // We allow empty profile files. |
| // Profiles may be created by ActivityManager or installd before we manage to |
| // process them in the runtime or profman. |
| if (stat_buffer.st_size == 0) { |
| return kProfileLoadSuccess; |
| } |
| // Read profile header: magic + version + number_of_lines. |
| uint16_t number_of_lines; |
| ProfileLoadSatus status = ReadProfileHeader(fd, &number_of_lines, error); |
| if (status != kProfileLoadSuccess) { |
| return status; |
| } |
| |
| while (number_of_lines > 0) { |
| ProfileLineHeader line_header; |
| // First, read the line header to get the amount of data we need to read. |
| status = ReadProfileLineHeader(fd, &line_header, error); |
| if (status != kProfileLoadSuccess) { |
| return status; |
| } |
| |
| // Now read the actual profile line. |
| status = ReadProfileLine(fd, line_header, error); |
| if (status != kProfileLoadSuccess) { |
| return status; |
| } |
| number_of_lines--; |
| } |
| |
| // Check that we read everything and that profiles don't contain junk data. |
| int result = testEOF(fd); |
| if (result == 0) { |
| return kProfileLoadSuccess; |
| } else if (result < 0) { |
| return kProfileLoadIOError; |
| } else { |
| *error = "Unexpected content in the profile file"; |
| return kProfileLoadBadData; |
| } |
| } |
| |
| bool ProfileCompilationInfo::MergeWith(const ProfileCompilationInfo& other) { |
| // First verify that all checksums match. This will avoid adding garbage to |
| // the current profile info. |
| // Note that the number of elements should be very small, so this should not |
| // be a performance issue. |
| for (const auto& other_it : other.info_) { |
| auto info_it = info_.find(other_it.first); |
| if ((info_it != info_.end()) && (info_it->second.checksum != other_it.second.checksum)) { |
| LOG(WARNING) << "Checksum mismatch for dex " << other_it.first; |
| return false; |
| } |
| } |
| // All checksums match. Import the data. |
| for (const auto& other_it : other.info_) { |
| const std::string& other_dex_location = other_it.first; |
| const DexFileData& other_dex_data = other_it.second; |
| auto info_it = info_.find(other_dex_location); |
| if (info_it == info_.end()) { |
| info_it = info_.Put(other_dex_location, DexFileData(other_dex_data.checksum)); |
| } |
| info_it->second.method_set.insert(other_dex_data.method_set.begin(), |
| other_dex_data.method_set.end()); |
| info_it->second.class_set.insert(other_dex_data.class_set.begin(), |
| other_dex_data.class_set.end()); |
| } |
| return true; |
| } |
| |
| bool ProfileCompilationInfo::ContainsMethod(const MethodReference& method_ref) const { |
| auto info_it = info_.find(GetProfileDexFileKey(method_ref.dex_file->GetLocation())); |
| if (info_it != info_.end()) { |
| if (method_ref.dex_file->GetLocationChecksum() != info_it->second.checksum) { |
| return false; |
| } |
| const std::set<uint16_t>& methods = info_it->second.method_set; |
| return methods.find(method_ref.dex_method_index) != methods.end(); |
| } |
| return false; |
| } |
| |
| bool ProfileCompilationInfo::ContainsClass(const DexFile& dex_file, uint16_t class_def_idx) const { |
| auto info_it = info_.find(GetProfileDexFileKey(dex_file.GetLocation())); |
| if (info_it != info_.end()) { |
| if (dex_file.GetLocationChecksum() != info_it->second.checksum) { |
| return false; |
| } |
| const std::set<uint16_t>& classes = info_it->second.class_set; |
| return classes.find(class_def_idx) != classes.end(); |
| } |
| return false; |
| } |
| |
| uint32_t ProfileCompilationInfo::GetNumberOfMethods() const { |
| uint32_t total = 0; |
| for (const auto& it : info_) { |
| total += it.second.method_set.size(); |
| } |
| return total; |
| } |
| |
| uint32_t ProfileCompilationInfo::GetNumberOfResolvedClasses() const { |
| uint32_t total = 0; |
| for (const auto& it : info_) { |
| total += it.second.class_set.size(); |
| } |
| return total; |
| } |
| |
| std::string ProfileCompilationInfo::DumpInfo(const std::vector<const DexFile*>* dex_files, |
| bool print_full_dex_location) const { |
| std::ostringstream os; |
| if (info_.empty()) { |
| return "ProfileInfo: empty"; |
| } |
| |
| os << "ProfileInfo:"; |
| |
| const std::string kFirstDexFileKeySubstitute = ":classes.dex"; |
| for (const auto& it : info_) { |
| os << "\n"; |
| const std::string& location = it.first; |
| const DexFileData& dex_data = it.second; |
| if (print_full_dex_location) { |
| os << location; |
| } else { |
| // Replace the (empty) multidex suffix of the first key with a substitute for easier reading. |
| std::string multidex_suffix = DexFile::GetMultiDexSuffix(location); |
| os << (multidex_suffix.empty() ? kFirstDexFileKeySubstitute : multidex_suffix); |
| } |
| const DexFile* dex_file = nullptr; |
| if (dex_files != nullptr) { |
| for (size_t i = 0; i < dex_files->size(); i++) { |
| if (location == (*dex_files)[i]->GetLocation()) { |
| dex_file = (*dex_files)[i]; |
| } |
| } |
| } |
| os << "\n\tmethods: "; |
| for (const auto method_it : dex_data.method_set) { |
| if (dex_file != nullptr) { |
| os << "\n\t\t" << PrettyMethod(method_it, *dex_file, true); |
| } else { |
| os << method_it << ","; |
| } |
| } |
| os << "\n\tclasses: "; |
| for (const auto class_it : dex_data.class_set) { |
| if (dex_file != nullptr) { |
| os << "\n\t\t" << PrettyType(class_it, *dex_file); |
| } else { |
| os << class_it << ","; |
| } |
| } |
| } |
| return os.str(); |
| } |
| |
| bool ProfileCompilationInfo::Equals(const ProfileCompilationInfo& other) { |
| return info_.Equals(other.info_); |
| } |
| |
| std::set<DexCacheResolvedClasses> ProfileCompilationInfo::GetResolvedClasses() const { |
| std::set<DexCacheResolvedClasses> ret; |
| for (auto&& pair : info_) { |
| const std::string& profile_key = pair.first; |
| const DexFileData& data = pair.second; |
| DexCacheResolvedClasses classes(profile_key, data.checksum); |
| classes.AddClasses(data.class_set.begin(), data.class_set.end()); |
| ret.insert(classes); |
| } |
| return ret; |
| } |
| |
| void ProfileCompilationInfo::ClearResolvedClasses() { |
| for (auto& pair : info_) { |
| pair.second.class_set.clear(); |
| } |
| } |
| |
| } // namespace art |