1144 lines
44 KiB
C++
1144 lines
44 KiB
C++
/*
|
|
* Copyright (C) 2016 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 "errno.h"
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <sys/file.h>
|
|
#include <sys/stat.h>
|
|
#include <unistd.h>
|
|
|
|
#include <fstream>
|
|
#include <iostream>
|
|
#include <set>
|
|
#include <string>
|
|
#include <unordered_set>
|
|
#include <vector>
|
|
|
|
#include "android-base/stringprintf.h"
|
|
#include "android-base/strings.h"
|
|
|
|
#include "base/dumpable.h"
|
|
#include "base/scoped_flock.h"
|
|
#include "base/stringpiece.h"
|
|
#include "base/time_utils.h"
|
|
#include "base/unix_file/fd_file.h"
|
|
#include "boot_image_profile.h"
|
|
#include "bytecode_utils.h"
|
|
#include "dex_file.h"
|
|
#include "jit/profile_compilation_info.h"
|
|
#include "profile_assistant.h"
|
|
#include "runtime.h"
|
|
#include "type_reference.h"
|
|
#include "utils.h"
|
|
#include "type_reference.h"
|
|
#include "zip_archive.h"
|
|
|
|
namespace art {
|
|
|
|
static int original_argc;
|
|
static char** original_argv;
|
|
|
|
static std::string CommandLine() {
|
|
std::vector<std::string> command;
|
|
for (int i = 0; i < original_argc; ++i) {
|
|
command.push_back(original_argv[i]);
|
|
}
|
|
return android::base::Join(command, ' ');
|
|
}
|
|
|
|
static constexpr int kInvalidFd = -1;
|
|
|
|
static bool FdIsValid(int fd) {
|
|
return fd != kInvalidFd;
|
|
}
|
|
|
|
static void UsageErrorV(const char* fmt, va_list ap) {
|
|
std::string error;
|
|
android::base::StringAppendV(&error, fmt, ap);
|
|
LOG(ERROR) << error;
|
|
}
|
|
|
|
static void UsageError(const char* fmt, ...) {
|
|
va_list ap;
|
|
va_start(ap, fmt);
|
|
UsageErrorV(fmt, ap);
|
|
va_end(ap);
|
|
}
|
|
|
|
NO_RETURN static void Usage(const char *fmt, ...) {
|
|
va_list ap;
|
|
va_start(ap, fmt);
|
|
UsageErrorV(fmt, ap);
|
|
va_end(ap);
|
|
|
|
UsageError("Command: %s", CommandLine().c_str());
|
|
UsageError("Usage: profman [options]...");
|
|
UsageError("");
|
|
UsageError(" --dump-only: dumps the content of the specified profile files");
|
|
UsageError(" to standard output (default) in a human readable form.");
|
|
UsageError("");
|
|
UsageError(" --dump-output-to-fd=<number>: redirects --dump-only output to a file descriptor.");
|
|
UsageError("");
|
|
UsageError(" --dump-classes-and-methods: dumps a sorted list of classes and methods that are");
|
|
UsageError(" in the specified profile file to standard output (default) in a human");
|
|
UsageError(" readable form. The output is valid input for --create-profile-from");
|
|
UsageError("");
|
|
UsageError(" --profile-file=<filename>: specify profiler output file to use for compilation.");
|
|
UsageError(" Can be specified multiple time, in which case the data from the different");
|
|
UsageError(" profiles will be aggregated.");
|
|
UsageError("");
|
|
UsageError(" --profile-file-fd=<number>: same as --profile-file but accepts a file descriptor.");
|
|
UsageError(" Cannot be used together with --profile-file.");
|
|
UsageError("");
|
|
UsageError(" --reference-profile-file=<filename>: specify a reference profile.");
|
|
UsageError(" The data in this file will be compared with the data obtained by merging");
|
|
UsageError(" all the files specified with --profile-file or --profile-file-fd.");
|
|
UsageError(" If the exit code is EXIT_COMPILE then all --profile-file will be merged into");
|
|
UsageError(" --reference-profile-file. ");
|
|
UsageError("");
|
|
UsageError(" --reference-profile-file-fd=<number>: same as --reference-profile-file but");
|
|
UsageError(" accepts a file descriptor. Cannot be used together with");
|
|
UsageError(" --reference-profile-file.");
|
|
UsageError("");
|
|
UsageError(" --generate-test-profile=<filename>: generates a random profile file for testing.");
|
|
UsageError(" --generate-test-profile-num-dex=<number>: number of dex files that should be");
|
|
UsageError(" included in the generated profile. Defaults to 20.");
|
|
UsageError(" --generate-test-profile-method-ratio=<number>: the percentage from the maximum");
|
|
UsageError(" number of methods that should be generated. Defaults to 5.");
|
|
UsageError(" --generate-test-profile-class-ratio=<number>: the percentage from the maximum");
|
|
UsageError(" number of classes that should be generated. Defaults to 5.");
|
|
UsageError(" --generate-test-profile-seed=<number>: seed for random number generator used when");
|
|
UsageError(" generating random test profiles. Defaults to using NanoTime.");
|
|
UsageError("");
|
|
UsageError(" --create-profile-from=<filename>: creates a profile from a list of classes and");
|
|
UsageError(" methods.");
|
|
UsageError("");
|
|
UsageError(" --dex-location=<string>: location string to use with corresponding");
|
|
UsageError(" apk-fd to find dex files");
|
|
UsageError("");
|
|
UsageError(" --apk-fd=<number>: file descriptor containing an open APK to");
|
|
UsageError(" search for dex files");
|
|
UsageError(" --apk-=<filename>: an APK to search for dex files");
|
|
UsageError("");
|
|
UsageError(" --generate-boot-image-profile: Generate a boot image profile based on input");
|
|
UsageError(" profiles. Requires passing in dex files to inspect properties of classes.");
|
|
UsageError(" --boot-image-class-threshold=<value>: specify minimum number of class occurrences");
|
|
UsageError(" to include a class in the boot image profile. Default is 10.");
|
|
UsageError(" --boot-image-clean-class-threshold=<value>: specify minimum number of clean class");
|
|
UsageError(" occurrences to include a class in the boot image profile. A clean class is a");
|
|
UsageError(" class that doesn't have any static fields or native methods and is likely to");
|
|
UsageError(" remain clean in the image. Default is 3.");
|
|
UsageError(" --boot-image-sampled-method-threshold=<value>: minimum number of profiles a");
|
|
UsageError(" non-hot method needs to be in order to be hot in the output profile. The");
|
|
UsageError(" default is max int.");
|
|
UsageError("");
|
|
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
// Note: make sure you update the Usage if you change these values.
|
|
static constexpr uint16_t kDefaultTestProfileNumDex = 20;
|
|
static constexpr uint16_t kDefaultTestProfileMethodRatio = 5;
|
|
static constexpr uint16_t kDefaultTestProfileClassRatio = 5;
|
|
|
|
// Separators used when parsing human friendly representation of profiles.
|
|
static const std::string kMethodSep = "->";
|
|
static const std::string kMissingTypesMarker = "missing_types";
|
|
static const std::string kInvalidClassDescriptor = "invalid_class";
|
|
static const std::string kInvalidMethod = "invalid_method";
|
|
static const std::string kClassAllMethods = "*";
|
|
static constexpr char kProfileParsingInlineChacheSep = '+';
|
|
static constexpr char kProfileParsingTypeSep = ',';
|
|
static constexpr char kProfileParsingFirstCharInSignature = '(';
|
|
static constexpr char kMethodFlagStringHot = 'H';
|
|
static constexpr char kMethodFlagStringStartup = 'S';
|
|
static constexpr char kMethodFlagStringPostStartup = 'P';
|
|
|
|
// TODO(calin): This class has grown too much from its initial design. Split the functionality
|
|
// into smaller, more contained pieces.
|
|
class ProfMan FINAL {
|
|
public:
|
|
ProfMan() :
|
|
reference_profile_file_fd_(kInvalidFd),
|
|
dump_only_(false),
|
|
dump_classes_and_methods_(false),
|
|
generate_boot_image_profile_(false),
|
|
dump_output_to_fd_(kInvalidFd),
|
|
test_profile_num_dex_(kDefaultTestProfileNumDex),
|
|
test_profile_method_ratio_(kDefaultTestProfileMethodRatio),
|
|
test_profile_class_ratio_(kDefaultTestProfileClassRatio),
|
|
test_profile_seed_(NanoTime()),
|
|
start_ns_(NanoTime()) {}
|
|
|
|
~ProfMan() {
|
|
LogCompletionTime();
|
|
}
|
|
|
|
void ParseArgs(int argc, char **argv) {
|
|
original_argc = argc;
|
|
original_argv = argv;
|
|
|
|
InitLogging(argv, Runtime::Abort);
|
|
|
|
// Skip over the command name.
|
|
argv++;
|
|
argc--;
|
|
|
|
if (argc == 0) {
|
|
Usage("No arguments specified");
|
|
}
|
|
|
|
for (int i = 0; i < argc; ++i) {
|
|
const StringPiece option(argv[i]);
|
|
const bool log_options = false;
|
|
if (log_options) {
|
|
LOG(INFO) << "profman: option[" << i << "]=" << argv[i];
|
|
}
|
|
if (option == "--dump-only") {
|
|
dump_only_ = true;
|
|
} else if (option == "--dump-classes-and-methods") {
|
|
dump_classes_and_methods_ = true;
|
|
} else if (option.starts_with("--create-profile-from=")) {
|
|
create_profile_from_file_ = option.substr(strlen("--create-profile-from=")).ToString();
|
|
} else if (option.starts_with("--dump-output-to-fd=")) {
|
|
ParseUintOption(option, "--dump-output-to-fd", &dump_output_to_fd_, Usage);
|
|
} else if (option == "--generate-boot-image-profile") {
|
|
generate_boot_image_profile_ = true;
|
|
} else if (option.starts_with("--boot-image-class-threshold=")) {
|
|
ParseUintOption(option,
|
|
"--boot-image-class-threshold",
|
|
&boot_image_options_.image_class_theshold,
|
|
Usage);
|
|
} else if (option.starts_with("--boot-image-clean-class-threshold=")) {
|
|
ParseUintOption(option,
|
|
"--boot-image-clean-class-threshold",
|
|
&boot_image_options_.image_class_clean_theshold,
|
|
Usage);
|
|
} else if (option.starts_with("--boot-image-sampled-method-threshold=")) {
|
|
ParseUintOption(option,
|
|
"--boot-image-sampled-method-threshold",
|
|
&boot_image_options_.compiled_method_threshold,
|
|
Usage);
|
|
} else if (option.starts_with("--profile-file=")) {
|
|
profile_files_.push_back(option.substr(strlen("--profile-file=")).ToString());
|
|
} else if (option.starts_with("--profile-file-fd=")) {
|
|
ParseFdForCollection(option, "--profile-file-fd", &profile_files_fd_);
|
|
} else if (option.starts_with("--reference-profile-file=")) {
|
|
reference_profile_file_ = option.substr(strlen("--reference-profile-file=")).ToString();
|
|
} else if (option.starts_with("--reference-profile-file-fd=")) {
|
|
ParseUintOption(option, "--reference-profile-file-fd", &reference_profile_file_fd_, Usage);
|
|
} else if (option.starts_with("--dex-location=")) {
|
|
dex_locations_.push_back(option.substr(strlen("--dex-location=")).ToString());
|
|
} else if (option.starts_with("--apk-fd=")) {
|
|
ParseFdForCollection(option, "--apk-fd", &apks_fd_);
|
|
} else if (option.starts_with("--apk=")) {
|
|
apk_files_.push_back(option.substr(strlen("--apk=")).ToString());
|
|
} else if (option.starts_with("--generate-test-profile=")) {
|
|
test_profile_ = option.substr(strlen("--generate-test-profile=")).ToString();
|
|
} else if (option.starts_with("--generate-test-profile-num-dex=")) {
|
|
ParseUintOption(option,
|
|
"--generate-test-profile-num-dex",
|
|
&test_profile_num_dex_,
|
|
Usage);
|
|
} else if (option.starts_with("--generate-test-profile-method-ratio")) {
|
|
ParseUintOption(option,
|
|
"--generate-test-profile-method-ratio",
|
|
&test_profile_method_ratio_,
|
|
Usage);
|
|
} else if (option.starts_with("--generate-test-profile-class-ratio")) {
|
|
ParseUintOption(option,
|
|
"--generate-test-profile-class-ratio",
|
|
&test_profile_class_ratio_,
|
|
Usage);
|
|
} else if (option.starts_with("--generate-test-profile-seed=")) {
|
|
ParseUintOption(option, "--generate-test-profile-seed", &test_profile_seed_, Usage);
|
|
} else {
|
|
Usage("Unknown argument '%s'", option.data());
|
|
}
|
|
}
|
|
|
|
// Validate global consistency between file/fd options.
|
|
if (!profile_files_.empty() && !profile_files_fd_.empty()) {
|
|
Usage("Profile files should not be specified with both --profile-file-fd and --profile-file");
|
|
}
|
|
if (!reference_profile_file_.empty() && FdIsValid(reference_profile_file_fd_)) {
|
|
Usage("Reference profile should not be specified with both "
|
|
"--reference-profile-file-fd and --reference-profile-file");
|
|
}
|
|
if (!apk_files_.empty() && !apks_fd_.empty()) {
|
|
Usage("APK files should not be specified with both --apk-fd and --apk");
|
|
}
|
|
}
|
|
|
|
ProfileAssistant::ProcessingResult ProcessProfiles() {
|
|
// Validate that at least one profile file was passed, as well as a reference profile.
|
|
if (profile_files_.empty() && profile_files_fd_.empty()) {
|
|
Usage("No profile files specified.");
|
|
}
|
|
if (reference_profile_file_.empty() && !FdIsValid(reference_profile_file_fd_)) {
|
|
Usage("No reference profile file specified.");
|
|
}
|
|
if ((!profile_files_.empty() && FdIsValid(reference_profile_file_fd_)) ||
|
|
(!profile_files_fd_.empty() && !FdIsValid(reference_profile_file_fd_))) {
|
|
Usage("Options --profile-file-fd and --reference-profile-file-fd "
|
|
"should only be used together");
|
|
}
|
|
ProfileAssistant::ProcessingResult result;
|
|
if (profile_files_.empty()) {
|
|
// The file doesn't need to be flushed here (ProcessProfiles will do it)
|
|
// so don't check the usage.
|
|
File file(reference_profile_file_fd_, false);
|
|
result = ProfileAssistant::ProcessProfiles(profile_files_fd_, reference_profile_file_fd_);
|
|
CloseAllFds(profile_files_fd_, "profile_files_fd_");
|
|
} else {
|
|
result = ProfileAssistant::ProcessProfiles(profile_files_, reference_profile_file_);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void OpenApkFilesFromLocations(std::vector<std::unique_ptr<const DexFile>>* dex_files) {
|
|
bool use_apk_fd_list = !apks_fd_.empty();
|
|
if (use_apk_fd_list) {
|
|
// Get the APKs from the collection of FDs.
|
|
CHECK_EQ(dex_locations_.size(), apks_fd_.size());
|
|
} else if (!apk_files_.empty()) {
|
|
// Get the APKs from the collection of filenames.
|
|
CHECK_EQ(dex_locations_.size(), apk_files_.size());
|
|
} else {
|
|
// No APKs were specified.
|
|
CHECK(dex_locations_.empty());
|
|
return;
|
|
}
|
|
static constexpr bool kVerifyChecksum = true;
|
|
for (size_t i = 0; i < dex_locations_.size(); ++i) {
|
|
std::string error_msg;
|
|
std::vector<std::unique_ptr<const DexFile>> dex_files_for_location;
|
|
if (use_apk_fd_list) {
|
|
if (DexFile::OpenZip(apks_fd_[i],
|
|
dex_locations_[i],
|
|
kVerifyChecksum,
|
|
&error_msg,
|
|
&dex_files_for_location)) {
|
|
} else {
|
|
LOG(WARNING) << "OpenZip failed for '" << dex_locations_[i] << "' " << error_msg;
|
|
continue;
|
|
}
|
|
} else {
|
|
if (DexFile::Open(apk_files_[i].c_str(),
|
|
dex_locations_[i],
|
|
kVerifyChecksum,
|
|
&error_msg,
|
|
&dex_files_for_location)) {
|
|
} else {
|
|
LOG(WARNING) << "Open failed for '" << dex_locations_[i] << "' " << error_msg;
|
|
continue;
|
|
}
|
|
}
|
|
for (std::unique_ptr<const DexFile>& dex_file : dex_files_for_location) {
|
|
dex_files->emplace_back(std::move(dex_file));
|
|
}
|
|
}
|
|
}
|
|
|
|
std::unique_ptr<const ProfileCompilationInfo> LoadProfile(const std::string& filename, int fd) {
|
|
if (!filename.empty()) {
|
|
fd = open(filename.c_str(), O_RDWR);
|
|
if (fd < 0) {
|
|
LOG(ERROR) << "Cannot open " << filename << strerror(errno);
|
|
return nullptr;
|
|
}
|
|
}
|
|
std::unique_ptr<ProfileCompilationInfo> info(new ProfileCompilationInfo);
|
|
if (!info->Load(fd)) {
|
|
LOG(ERROR) << "Cannot load profile info from fd=" << fd << "\n";
|
|
return nullptr;
|
|
}
|
|
return info;
|
|
}
|
|
|
|
int DumpOneProfile(const std::string& banner,
|
|
const std::string& filename,
|
|
int fd,
|
|
const std::vector<std::unique_ptr<const DexFile>>* dex_files,
|
|
std::string* dump) {
|
|
std::unique_ptr<const ProfileCompilationInfo> info(LoadProfile(filename, fd));
|
|
if (info == nullptr) {
|
|
LOG(ERROR) << "Cannot load profile info from filename=" << filename << " fd=" << fd;
|
|
return -1;
|
|
}
|
|
*dump += banner + "\n" + info->DumpInfo(dex_files) + "\n";
|
|
return 0;
|
|
}
|
|
|
|
int DumpProfileInfo() {
|
|
// Validate that at least one profile file or reference was specified.
|
|
if (profile_files_.empty() && profile_files_fd_.empty() &&
|
|
reference_profile_file_.empty() && !FdIsValid(reference_profile_file_fd_)) {
|
|
Usage("No profile files or reference profile specified.");
|
|
}
|
|
static const char* kEmptyString = "";
|
|
static const char* kOrdinaryProfile = "=== profile ===";
|
|
static const char* kReferenceProfile = "=== reference profile ===";
|
|
|
|
// Open apk/zip files and and read dex files.
|
|
MemMap::Init(); // for ZipArchive::OpenFromFd
|
|
std::vector<std::unique_ptr<const DexFile>> dex_files;
|
|
OpenApkFilesFromLocations(&dex_files);
|
|
std::string dump;
|
|
// Dump individual profile files.
|
|
if (!profile_files_fd_.empty()) {
|
|
for (int profile_file_fd : profile_files_fd_) {
|
|
int ret = DumpOneProfile(kOrdinaryProfile,
|
|
kEmptyString,
|
|
profile_file_fd,
|
|
&dex_files,
|
|
&dump);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
}
|
|
}
|
|
if (!profile_files_.empty()) {
|
|
for (const std::string& profile_file : profile_files_) {
|
|
int ret = DumpOneProfile(kOrdinaryProfile, profile_file, kInvalidFd, &dex_files, &dump);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
}
|
|
}
|
|
// Dump reference profile file.
|
|
if (FdIsValid(reference_profile_file_fd_)) {
|
|
int ret = DumpOneProfile(kReferenceProfile,
|
|
kEmptyString,
|
|
reference_profile_file_fd_,
|
|
&dex_files,
|
|
&dump);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
}
|
|
if (!reference_profile_file_.empty()) {
|
|
int ret = DumpOneProfile(kReferenceProfile,
|
|
reference_profile_file_,
|
|
kInvalidFd,
|
|
&dex_files,
|
|
&dump);
|
|
if (ret != 0) {
|
|
return ret;
|
|
}
|
|
}
|
|
if (!FdIsValid(dump_output_to_fd_)) {
|
|
std::cout << dump;
|
|
} else {
|
|
unix_file::FdFile out_fd(dump_output_to_fd_, false /*check_usage*/);
|
|
if (!out_fd.WriteFully(dump.c_str(), dump.length())) {
|
|
return -1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
bool ShouldOnlyDumpProfile() {
|
|
return dump_only_;
|
|
}
|
|
|
|
bool GetClassNamesAndMethods(int fd,
|
|
std::vector<std::unique_ptr<const DexFile>>* dex_files,
|
|
std::set<std::string>* out_lines) {
|
|
ProfileCompilationInfo profile_info;
|
|
if (!profile_info.Load(fd)) {
|
|
LOG(ERROR) << "Cannot load profile info";
|
|
return false;
|
|
}
|
|
for (const std::unique_ptr<const DexFile>& dex_file : *dex_files) {
|
|
std::set<dex::TypeIndex> class_types;
|
|
std::set<uint16_t> hot_methods;
|
|
std::set<uint16_t> startup_methods;
|
|
std::set<uint16_t> post_startup_methods;
|
|
std::set<uint16_t> combined_methods;
|
|
if (profile_info.GetClassesAndMethods(*dex_file.get(),
|
|
&class_types,
|
|
&hot_methods,
|
|
&startup_methods,
|
|
&post_startup_methods)) {
|
|
for (const dex::TypeIndex& type_index : class_types) {
|
|
const DexFile::TypeId& type_id = dex_file->GetTypeId(type_index);
|
|
out_lines->insert(std::string(dex_file->GetTypeDescriptor(type_id)));
|
|
}
|
|
combined_methods = hot_methods;
|
|
combined_methods.insert(startup_methods.begin(), startup_methods.end());
|
|
combined_methods.insert(post_startup_methods.begin(), post_startup_methods.end());
|
|
for (uint16_t dex_method_idx : combined_methods) {
|
|
const DexFile::MethodId& id = dex_file->GetMethodId(dex_method_idx);
|
|
std::string signature_string(dex_file->GetMethodSignature(id).ToString());
|
|
std::string type_string(dex_file->GetTypeDescriptor(dex_file->GetTypeId(id.class_idx_)));
|
|
std::string method_name(dex_file->GetMethodName(id));
|
|
std::string flags_string;
|
|
if (hot_methods.find(dex_method_idx) != hot_methods.end()) {
|
|
flags_string += kMethodFlagStringHot;
|
|
}
|
|
if (startup_methods.find(dex_method_idx) != startup_methods.end()) {
|
|
flags_string += kMethodFlagStringStartup;
|
|
}
|
|
if (post_startup_methods.find(dex_method_idx) != post_startup_methods.end()) {
|
|
flags_string += kMethodFlagStringPostStartup;
|
|
}
|
|
out_lines->insert(flags_string +
|
|
type_string +
|
|
kMethodSep +
|
|
method_name +
|
|
signature_string);
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool GetClassNamesAndMethods(const std::string& profile_file,
|
|
std::vector<std::unique_ptr<const DexFile>>* dex_files,
|
|
std::set<std::string>* out_lines) {
|
|
int fd = open(profile_file.c_str(), O_RDONLY);
|
|
if (!FdIsValid(fd)) {
|
|
LOG(ERROR) << "Cannot open " << profile_file << strerror(errno);
|
|
return false;
|
|
}
|
|
if (!GetClassNamesAndMethods(fd, dex_files, out_lines)) {
|
|
return false;
|
|
}
|
|
if (close(fd) < 0) {
|
|
PLOG(WARNING) << "Failed to close descriptor";
|
|
}
|
|
return true;
|
|
}
|
|
|
|
int DumpClassesAndMethods() {
|
|
// Validate that at least one profile file or reference was specified.
|
|
if (profile_files_.empty() && profile_files_fd_.empty() &&
|
|
reference_profile_file_.empty() && !FdIsValid(reference_profile_file_fd_)) {
|
|
Usage("No profile files or reference profile specified.");
|
|
}
|
|
// Open apk/zip files and and read dex files.
|
|
MemMap::Init(); // for ZipArchive::OpenFromFd
|
|
// Open the dex files to get the names for classes.
|
|
std::vector<std::unique_ptr<const DexFile>> dex_files;
|
|
OpenApkFilesFromLocations(&dex_files);
|
|
// Build a vector of class names from individual profile files.
|
|
std::set<std::string> class_names;
|
|
if (!profile_files_fd_.empty()) {
|
|
for (int profile_file_fd : profile_files_fd_) {
|
|
if (!GetClassNamesAndMethods(profile_file_fd, &dex_files, &class_names)) {
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
if (!profile_files_.empty()) {
|
|
for (const std::string& profile_file : profile_files_) {
|
|
if (!GetClassNamesAndMethods(profile_file, &dex_files, &class_names)) {
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
// Concatenate class names from reference profile file.
|
|
if (FdIsValid(reference_profile_file_fd_)) {
|
|
if (!GetClassNamesAndMethods(reference_profile_file_fd_, &dex_files, &class_names)) {
|
|
return -1;
|
|
}
|
|
}
|
|
if (!reference_profile_file_.empty()) {
|
|
if (!GetClassNamesAndMethods(reference_profile_file_, &dex_files, &class_names)) {
|
|
return -1;
|
|
}
|
|
}
|
|
// Dump the class names.
|
|
std::string dump;
|
|
for (const std::string& class_name : class_names) {
|
|
dump += class_name + std::string("\n");
|
|
}
|
|
if (!FdIsValid(dump_output_to_fd_)) {
|
|
std::cout << dump;
|
|
} else {
|
|
unix_file::FdFile out_fd(dump_output_to_fd_, false /*check_usage*/);
|
|
if (!out_fd.WriteFully(dump.c_str(), dump.length())) {
|
|
return -1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
bool ShouldOnlyDumpClassesAndMethods() {
|
|
return dump_classes_and_methods_;
|
|
}
|
|
|
|
// Read lines from the given file, dropping comments and empty lines. Post-process each line with
|
|
// the given function.
|
|
template <typename T>
|
|
static T* ReadCommentedInputFromFile(
|
|
const char* input_filename, std::function<std::string(const char*)>* process) {
|
|
std::unique_ptr<std::ifstream> input_file(new std::ifstream(input_filename, std::ifstream::in));
|
|
if (input_file.get() == nullptr) {
|
|
LOG(ERROR) << "Failed to open input file " << input_filename;
|
|
return nullptr;
|
|
}
|
|
std::unique_ptr<T> result(
|
|
ReadCommentedInputStream<T>(*input_file, process));
|
|
input_file->close();
|
|
return result.release();
|
|
}
|
|
|
|
// Read lines from the given stream, dropping comments and empty lines. Post-process each line
|
|
// with the given function.
|
|
template <typename T>
|
|
static T* ReadCommentedInputStream(
|
|
std::istream& in_stream,
|
|
std::function<std::string(const char*)>* process) {
|
|
std::unique_ptr<T> output(new T());
|
|
while (in_stream.good()) {
|
|
std::string dot;
|
|
std::getline(in_stream, dot);
|
|
if (android::base::StartsWith(dot, "#") || dot.empty()) {
|
|
continue;
|
|
}
|
|
if (process != nullptr) {
|
|
std::string descriptor((*process)(dot.c_str()));
|
|
output->insert(output->end(), descriptor);
|
|
} else {
|
|
output->insert(output->end(), dot);
|
|
}
|
|
}
|
|
return output.release();
|
|
}
|
|
|
|
// Find class klass_descriptor in the given dex_files and store its reference
|
|
// in the out parameter class_ref.
|
|
// Return true if the definition of the class was found in any of the dex_files.
|
|
bool FindClass(const std::vector<std::unique_ptr<const DexFile>>& dex_files,
|
|
const std::string& klass_descriptor,
|
|
/*out*/TypeReference* class_ref) {
|
|
constexpr uint16_t kInvalidTypeIndex = std::numeric_limits<uint16_t>::max() - 1;
|
|
for (const std::unique_ptr<const DexFile>& dex_file_ptr : dex_files) {
|
|
const DexFile* dex_file = dex_file_ptr.get();
|
|
if (klass_descriptor == kInvalidClassDescriptor) {
|
|
if (kInvalidTypeIndex >= dex_file->NumTypeIds()) {
|
|
// The dex file does not contain all possible type ids which leaves us room
|
|
// to add an "invalid" type id.
|
|
class_ref->dex_file = dex_file;
|
|
class_ref->type_index = dex::TypeIndex(kInvalidTypeIndex);
|
|
return true;
|
|
} else {
|
|
// The dex file contains all possible type ids. We don't have any free type id
|
|
// that we can use as invalid.
|
|
continue;
|
|
}
|
|
}
|
|
|
|
const DexFile::TypeId* type_id = dex_file->FindTypeId(klass_descriptor.c_str());
|
|
if (type_id == nullptr) {
|
|
continue;
|
|
}
|
|
dex::TypeIndex type_index = dex_file->GetIndexForTypeId(*type_id);
|
|
if (dex_file->FindClassDef(type_index) == nullptr) {
|
|
// Class is only referenced in the current dex file but not defined in it.
|
|
continue;
|
|
}
|
|
class_ref->dex_file = dex_file;
|
|
class_ref->type_index = type_index;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Find the method specified by method_spec in the class class_ref.
|
|
uint32_t FindMethodIndex(const TypeReference& class_ref,
|
|
const std::string& method_spec) {
|
|
const DexFile* dex_file = class_ref.dex_file;
|
|
if (method_spec == kInvalidMethod) {
|
|
constexpr uint16_t kInvalidMethodIndex = std::numeric_limits<uint16_t>::max() - 1;
|
|
return kInvalidMethodIndex >= dex_file->NumMethodIds()
|
|
? kInvalidMethodIndex
|
|
: DexFile::kDexNoIndex;
|
|
}
|
|
|
|
std::vector<std::string> name_and_signature;
|
|
Split(method_spec, kProfileParsingFirstCharInSignature, &name_and_signature);
|
|
if (name_and_signature.size() != 2) {
|
|
LOG(ERROR) << "Invalid method name and signature " << method_spec;
|
|
return DexFile::kDexNoIndex;
|
|
}
|
|
|
|
const std::string& name = name_and_signature[0];
|
|
const std::string& signature = kProfileParsingFirstCharInSignature + name_and_signature[1];
|
|
|
|
const DexFile::StringId* name_id = dex_file->FindStringId(name.c_str());
|
|
if (name_id == nullptr) {
|
|
LOG(WARNING) << "Could not find name: " << name;
|
|
return DexFile::kDexNoIndex;
|
|
}
|
|
dex::TypeIndex return_type_idx;
|
|
std::vector<dex::TypeIndex> param_type_idxs;
|
|
if (!dex_file->CreateTypeList(signature, &return_type_idx, ¶m_type_idxs)) {
|
|
LOG(WARNING) << "Could not create type list" << signature;
|
|
return DexFile::kDexNoIndex;
|
|
}
|
|
const DexFile::ProtoId* proto_id = dex_file->FindProtoId(return_type_idx, param_type_idxs);
|
|
if (proto_id == nullptr) {
|
|
LOG(WARNING) << "Could not find proto_id: " << name;
|
|
return DexFile::kDexNoIndex;
|
|
}
|
|
const DexFile::MethodId* method_id = dex_file->FindMethodId(
|
|
dex_file->GetTypeId(class_ref.type_index), *name_id, *proto_id);
|
|
if (method_id == nullptr) {
|
|
LOG(WARNING) << "Could not find method_id: " << name;
|
|
return DexFile::kDexNoIndex;
|
|
}
|
|
|
|
return dex_file->GetIndexForMethodId(*method_id);
|
|
}
|
|
|
|
// Given a method, return true if the method has a single INVOKE_VIRTUAL in its byte code.
|
|
// Upon success it returns true and stores the method index and the invoke dex pc
|
|
// in the output parameters.
|
|
// The format of the method spec is "inlinePolymorphic(LSuper;)I+LSubA;,LSubB;,LSubC;".
|
|
//
|
|
// TODO(calin): support INVOKE_INTERFACE and the range variants.
|
|
bool HasSingleInvoke(const TypeReference& class_ref,
|
|
uint16_t method_index,
|
|
/*out*/uint32_t* dex_pc) {
|
|
const DexFile* dex_file = class_ref.dex_file;
|
|
uint32_t offset = dex_file->FindCodeItemOffset(
|
|
*dex_file->FindClassDef(class_ref.type_index),
|
|
method_index);
|
|
const DexFile::CodeItem* code_item = dex_file->GetCodeItem(offset);
|
|
|
|
bool found_invoke = false;
|
|
for (CodeItemIterator it(*code_item); !it.Done(); it.Advance()) {
|
|
if (it.CurrentInstruction().Opcode() == Instruction::INVOKE_VIRTUAL) {
|
|
if (found_invoke) {
|
|
LOG(ERROR) << "Multiple invoke INVOKE_VIRTUAL found: "
|
|
<< dex_file->PrettyMethod(method_index);
|
|
return false;
|
|
}
|
|
found_invoke = true;
|
|
*dex_pc = it.CurrentDexPc();
|
|
}
|
|
}
|
|
if (!found_invoke) {
|
|
LOG(ERROR) << "Could not find any INVOKE_VIRTUAL: " << dex_file->PrettyMethod(method_index);
|
|
}
|
|
return found_invoke;
|
|
}
|
|
|
|
// Process a line defining a class or a method and its inline caches.
|
|
// Upon success return true and add the class or the method info to profile.
|
|
// The possible line formats are:
|
|
// "LJustTheCass;".
|
|
// "LTestInline;->inlinePolymorphic(LSuper;)I+LSubA;,LSubB;,LSubC;".
|
|
// "LTestInline;->inlinePolymorphic(LSuper;)I+LSubA;,LSubB;,invalid_class".
|
|
// "LTestInline;->inlineMissingTypes(LSuper;)I+missing_types".
|
|
// "LTestInline;->inlineNoInlineCaches(LSuper;)I".
|
|
// "LTestInline;->*".
|
|
// "invalid_class".
|
|
// "LTestInline;->invalid_method".
|
|
// The method and classes are searched only in the given dex files.
|
|
bool ProcessLine(const std::vector<std::unique_ptr<const DexFile>>& dex_files,
|
|
const std::string& line,
|
|
/*out*/ProfileCompilationInfo* profile) {
|
|
std::string klass;
|
|
std::string method_str;
|
|
bool is_hot = false;
|
|
bool is_startup = false;
|
|
bool is_post_startup = false;
|
|
const size_t method_sep_index = line.find(kMethodSep, 0);
|
|
if (method_sep_index == std::string::npos) {
|
|
klass = line.substr(0);
|
|
} else {
|
|
// The method prefix flags are only valid for method strings.
|
|
size_t start_index = 0;
|
|
while (start_index < line.size() && line[start_index] != 'L') {
|
|
const char c = line[start_index];
|
|
if (c == kMethodFlagStringHot) {
|
|
is_hot = true;
|
|
} else if (c == kMethodFlagStringStartup) {
|
|
is_startup = true;
|
|
} else if (c == kMethodFlagStringPostStartup) {
|
|
is_post_startup = true;
|
|
} else {
|
|
LOG(WARNING) << "Invalid flag " << c;
|
|
return false;
|
|
}
|
|
++start_index;
|
|
}
|
|
klass = line.substr(start_index, method_sep_index - start_index);
|
|
method_str = line.substr(method_sep_index + kMethodSep.size());
|
|
}
|
|
|
|
TypeReference class_ref;
|
|
if (!FindClass(dex_files, klass, &class_ref)) {
|
|
LOG(WARNING) << "Could not find class: " << klass;
|
|
return false;
|
|
}
|
|
|
|
if (method_str.empty() || method_str == kClassAllMethods) {
|
|
// Start by adding the class.
|
|
std::set<DexCacheResolvedClasses> resolved_class_set;
|
|
const DexFile* dex_file = class_ref.dex_file;
|
|
const auto& dex_resolved_classes = resolved_class_set.emplace(
|
|
dex_file->GetLocation(),
|
|
dex_file->GetBaseLocation(),
|
|
dex_file->GetLocationChecksum(),
|
|
dex_file->NumMethodIds());
|
|
dex_resolved_classes.first->AddClass(class_ref.type_index);
|
|
std::vector<ProfileMethodInfo> methods;
|
|
if (method_str == kClassAllMethods) {
|
|
// Add all of the methods.
|
|
const DexFile::ClassDef* class_def = dex_file->FindClassDef(class_ref.type_index);
|
|
const uint8_t* class_data = dex_file->GetClassData(*class_def);
|
|
if (class_data != nullptr) {
|
|
ClassDataItemIterator it(*dex_file, class_data);
|
|
it.SkipAllFields();
|
|
while (it.HasNextDirectMethod() || it.HasNextVirtualMethod()) {
|
|
if (it.GetMethodCodeItemOffset() != 0) {
|
|
// Add all of the methods that have code to the profile.
|
|
const uint32_t method_idx = it.GetMemberIndex();
|
|
methods.push_back(ProfileMethodInfo(MethodReference(dex_file, method_idx)));
|
|
}
|
|
it.Next();
|
|
}
|
|
}
|
|
}
|
|
// TODO: Check return values?
|
|
profile->AddMethods(methods);
|
|
profile->AddClasses(resolved_class_set);
|
|
return true;
|
|
}
|
|
|
|
// Process the method.
|
|
std::string method_spec;
|
|
std::vector<std::string> inline_cache_elems;
|
|
|
|
// If none of the flags are set, default to hot.
|
|
is_hot = is_hot || (!is_hot && !is_startup && !is_post_startup);
|
|
|
|
std::vector<std::string> method_elems;
|
|
bool is_missing_types = false;
|
|
Split(method_str, kProfileParsingInlineChacheSep, &method_elems);
|
|
if (method_elems.size() == 2) {
|
|
method_spec = method_elems[0];
|
|
is_missing_types = method_elems[1] == kMissingTypesMarker;
|
|
if (!is_missing_types) {
|
|
Split(method_elems[1], kProfileParsingTypeSep, &inline_cache_elems);
|
|
}
|
|
} else if (method_elems.size() == 1) {
|
|
method_spec = method_elems[0];
|
|
} else {
|
|
LOG(ERROR) << "Invalid method line: " << line;
|
|
return false;
|
|
}
|
|
|
|
const uint32_t method_index = FindMethodIndex(class_ref, method_spec);
|
|
if (method_index == DexFile::kDexNoIndex) {
|
|
return false;
|
|
}
|
|
|
|
std::vector<ProfileMethodInfo::ProfileInlineCache> inline_caches;
|
|
if (is_missing_types || !inline_cache_elems.empty()) {
|
|
uint32_t dex_pc;
|
|
if (!HasSingleInvoke(class_ref, method_index, &dex_pc)) {
|
|
return false;
|
|
}
|
|
std::vector<TypeReference> classes(inline_cache_elems.size());
|
|
size_t class_it = 0;
|
|
for (const std::string& ic_class : inline_cache_elems) {
|
|
if (!FindClass(dex_files, ic_class, &(classes[class_it++]))) {
|
|
LOG(ERROR) << "Could not find class: " << ic_class;
|
|
return false;
|
|
}
|
|
}
|
|
inline_caches.emplace_back(dex_pc, is_missing_types, classes);
|
|
}
|
|
MethodReference ref(class_ref.dex_file, method_index);
|
|
if (is_hot) {
|
|
profile->AddMethod(ProfileMethodInfo(ref, inline_caches));
|
|
}
|
|
uint32_t flags = 0;
|
|
using Hotness = ProfileCompilationInfo::MethodHotness;
|
|
if (is_startup) {
|
|
flags |= Hotness::kFlagStartup;
|
|
}
|
|
if (is_post_startup) {
|
|
flags |= Hotness::kFlagPostStartup;
|
|
}
|
|
if (flags != 0) {
|
|
if (!profile->AddMethodIndex(static_cast<Hotness::Flag>(flags), ref)) {
|
|
return false;
|
|
}
|
|
DCHECK(profile->GetMethodHotness(ref).IsInProfile());
|
|
}
|
|
return true;
|
|
}
|
|
|
|
int OpenReferenceProfile() const {
|
|
int fd = reference_profile_file_fd_;
|
|
if (!FdIsValid(fd)) {
|
|
CHECK(!reference_profile_file_.empty());
|
|
fd = open(reference_profile_file_.c_str(), O_CREAT | O_TRUNC | O_WRONLY, 0644);
|
|
if (fd < 0) {
|
|
LOG(ERROR) << "Cannot open " << reference_profile_file_ << strerror(errno);
|
|
return kInvalidFd;
|
|
}
|
|
}
|
|
return fd;
|
|
}
|
|
|
|
// Creates a profile from a human friendly textual representation.
|
|
// The expected input format is:
|
|
// # Classes
|
|
// Ljava/lang/Comparable;
|
|
// Ljava/lang/Math;
|
|
// # Methods with inline caches
|
|
// LTestInline;->inlinePolymorphic(LSuper;)I+LSubA;,LSubB;,LSubC;
|
|
// LTestInline;->noInlineCache(LSuper;)I
|
|
int CreateProfile() {
|
|
// Validate parameters for this command.
|
|
if (apk_files_.empty() && apks_fd_.empty()) {
|
|
Usage("APK files must be specified");
|
|
}
|
|
if (dex_locations_.empty()) {
|
|
Usage("DEX locations must be specified");
|
|
}
|
|
if (reference_profile_file_.empty() && !FdIsValid(reference_profile_file_fd_)) {
|
|
Usage("Reference profile must be specified with --reference-profile-file or "
|
|
"--reference-profile-file-fd");
|
|
}
|
|
if (!profile_files_.empty() || !profile_files_fd_.empty()) {
|
|
Usage("Profile must be specified with --reference-profile-file or "
|
|
"--reference-profile-file-fd");
|
|
}
|
|
// for ZipArchive::OpenFromFd
|
|
MemMap::Init();
|
|
// Open the profile output file if needed.
|
|
int fd = OpenReferenceProfile();
|
|
if (!FdIsValid(fd)) {
|
|
return -1;
|
|
}
|
|
// Read the user-specified list of classes and methods.
|
|
std::unique_ptr<std::unordered_set<std::string>>
|
|
user_lines(ReadCommentedInputFromFile<std::unordered_set<std::string>>(
|
|
create_profile_from_file_.c_str(), nullptr)); // No post-processing.
|
|
|
|
// Open the dex files to look up classes and methods.
|
|
std::vector<std::unique_ptr<const DexFile>> dex_files;
|
|
OpenApkFilesFromLocations(&dex_files);
|
|
|
|
// Process the lines one by one and add the successful ones to the profile.
|
|
ProfileCompilationInfo info;
|
|
|
|
for (const auto& line : *user_lines) {
|
|
ProcessLine(dex_files, line, &info);
|
|
}
|
|
|
|
// Write the profile file.
|
|
CHECK(info.Save(fd));
|
|
if (close(fd) < 0) {
|
|
PLOG(WARNING) << "Failed to close descriptor";
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
bool ShouldCreateBootProfile() const {
|
|
return generate_boot_image_profile_;
|
|
}
|
|
|
|
int CreateBootProfile() {
|
|
// Initialize memmap since it's required to open dex files.
|
|
MemMap::Init();
|
|
// Open the profile output file.
|
|
const int reference_fd = OpenReferenceProfile();
|
|
if (!FdIsValid(reference_fd)) {
|
|
PLOG(ERROR) << "Error opening reference profile";
|
|
return -1;
|
|
}
|
|
// Open the dex files.
|
|
std::vector<std::unique_ptr<const DexFile>> dex_files;
|
|
OpenApkFilesFromLocations(&dex_files);
|
|
if (dex_files.empty()) {
|
|
PLOG(ERROR) << "Expected dex files for creating boot profile";
|
|
return -2;
|
|
}
|
|
// Open the input profiles.
|
|
std::vector<std::unique_ptr<const ProfileCompilationInfo>> profiles;
|
|
if (!profile_files_fd_.empty()) {
|
|
for (int profile_file_fd : profile_files_fd_) {
|
|
std::unique_ptr<const ProfileCompilationInfo> profile(LoadProfile("", profile_file_fd));
|
|
if (profile == nullptr) {
|
|
return -3;
|
|
}
|
|
profiles.emplace_back(std::move(profile));
|
|
}
|
|
}
|
|
if (!profile_files_.empty()) {
|
|
for (const std::string& profile_file : profile_files_) {
|
|
std::unique_ptr<const ProfileCompilationInfo> profile(LoadProfile(profile_file, kInvalidFd));
|
|
if (profile == nullptr) {
|
|
return -4;
|
|
}
|
|
profiles.emplace_back(std::move(profile));
|
|
}
|
|
}
|
|
ProfileCompilationInfo out_profile;
|
|
GenerateBootImageProfile(dex_files,
|
|
profiles,
|
|
boot_image_options_,
|
|
VLOG_IS_ON(profiler),
|
|
&out_profile);
|
|
out_profile.Save(reference_fd);
|
|
close(reference_fd);
|
|
return 0;
|
|
}
|
|
|
|
bool ShouldCreateProfile() {
|
|
return !create_profile_from_file_.empty();
|
|
}
|
|
|
|
int GenerateTestProfile() {
|
|
// Validate parameters for this command.
|
|
if (test_profile_method_ratio_ > 100) {
|
|
Usage("Invalid ratio for --generate-test-profile-method-ratio");
|
|
}
|
|
if (test_profile_class_ratio_ > 100) {
|
|
Usage("Invalid ratio for --generate-test-profile-class-ratio");
|
|
}
|
|
// If given APK files or DEX locations, check that they're ok.
|
|
if (!apk_files_.empty() || !apks_fd_.empty() || !dex_locations_.empty()) {
|
|
if (apk_files_.empty() && apks_fd_.empty()) {
|
|
Usage("APK files must be specified when passing DEX locations to --generate-test-profile");
|
|
}
|
|
if (dex_locations_.empty()) {
|
|
Usage("DEX locations must be specified when passing APK files to --generate-test-profile");
|
|
}
|
|
}
|
|
// ShouldGenerateTestProfile confirms !test_profile_.empty().
|
|
int profile_test_fd = open(test_profile_.c_str(), O_CREAT | O_TRUNC | O_WRONLY, 0644);
|
|
if (profile_test_fd < 0) {
|
|
LOG(ERROR) << "Cannot open " << test_profile_ << strerror(errno);
|
|
return -1;
|
|
}
|
|
bool result;
|
|
if (apk_files_.empty() && apks_fd_.empty() && dex_locations_.empty()) {
|
|
result = ProfileCompilationInfo::GenerateTestProfile(profile_test_fd,
|
|
test_profile_num_dex_,
|
|
test_profile_method_ratio_,
|
|
test_profile_class_ratio_,
|
|
test_profile_seed_);
|
|
} else {
|
|
// Initialize MemMap for ZipArchive::OpenFromFd.
|
|
MemMap::Init();
|
|
// Open the dex files to look up classes and methods.
|
|
std::vector<std::unique_ptr<const DexFile>> dex_files;
|
|
OpenApkFilesFromLocations(&dex_files);
|
|
// Create a random profile file based on the set of dex files.
|
|
result = ProfileCompilationInfo::GenerateTestProfile(profile_test_fd,
|
|
dex_files,
|
|
test_profile_seed_);
|
|
}
|
|
close(profile_test_fd); // ignore close result.
|
|
return result ? 0 : -1;
|
|
}
|
|
|
|
bool ShouldGenerateTestProfile() {
|
|
return !test_profile_.empty();
|
|
}
|
|
|
|
private:
|
|
static void ParseFdForCollection(const StringPiece& option,
|
|
const char* arg_name,
|
|
std::vector<int>* fds) {
|
|
int fd;
|
|
ParseUintOption(option, arg_name, &fd, Usage);
|
|
fds->push_back(fd);
|
|
}
|
|
|
|
static void CloseAllFds(const std::vector<int>& fds, const char* descriptor) {
|
|
for (size_t i = 0; i < fds.size(); i++) {
|
|
if (close(fds[i]) < 0) {
|
|
PLOG(WARNING) << "Failed to close descriptor for " << descriptor << " at index " << i;
|
|
}
|
|
}
|
|
}
|
|
|
|
void LogCompletionTime() {
|
|
static constexpr uint64_t kLogThresholdTime = MsToNs(100); // 100ms
|
|
uint64_t time_taken = NanoTime() - start_ns_;
|
|
if (time_taken > kLogThresholdTime) {
|
|
LOG(WARNING) << "profman took " << PrettyDuration(time_taken);
|
|
}
|
|
}
|
|
|
|
std::vector<std::string> profile_files_;
|
|
std::vector<int> profile_files_fd_;
|
|
std::vector<std::string> dex_locations_;
|
|
std::vector<std::string> apk_files_;
|
|
std::vector<int> apks_fd_;
|
|
std::string reference_profile_file_;
|
|
int reference_profile_file_fd_;
|
|
bool dump_only_;
|
|
bool dump_classes_and_methods_;
|
|
bool generate_boot_image_profile_;
|
|
int dump_output_to_fd_;
|
|
BootImageOptions boot_image_options_;
|
|
std::string test_profile_;
|
|
std::string create_profile_from_file_;
|
|
uint16_t test_profile_num_dex_;
|
|
uint16_t test_profile_method_ratio_;
|
|
uint16_t test_profile_class_ratio_;
|
|
uint32_t test_profile_seed_;
|
|
uint64_t start_ns_;
|
|
};
|
|
|
|
// See ProfileAssistant::ProcessingResult for return codes.
|
|
static int profman(int argc, char** argv) {
|
|
ProfMan profman;
|
|
|
|
// Parse arguments. Argument mistakes will lead to exit(EXIT_FAILURE) in UsageError.
|
|
profman.ParseArgs(argc, argv);
|
|
|
|
if (profman.ShouldGenerateTestProfile()) {
|
|
return profman.GenerateTestProfile();
|
|
}
|
|
if (profman.ShouldOnlyDumpProfile()) {
|
|
return profman.DumpProfileInfo();
|
|
}
|
|
if (profman.ShouldOnlyDumpClassesAndMethods()) {
|
|
return profman.DumpClassesAndMethods();
|
|
}
|
|
if (profman.ShouldCreateProfile()) {
|
|
return profman.CreateProfile();
|
|
}
|
|
|
|
if (profman.ShouldCreateBootProfile()) {
|
|
return profman.CreateBootProfile();
|
|
}
|
|
// Process profile information and assess if we need to do a profile guided compilation.
|
|
// This operation involves I/O.
|
|
return profman.ProcessProfiles();
|
|
}
|
|
|
|
} // namespace art
|
|
|
|
int main(int argc, char **argv) {
|
|
return art::profman(argc, argv);
|
|
}
|
|
|