| /* |
| * 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 "parsed_options.h" |
| #ifdef HAVE_ANDROID_OS |
| #include "cutils/properties.h" |
| #endif |
| |
| #include "debugger.h" |
| #include "monitor.h" |
| |
| namespace art { |
| |
| ParsedOptions* ParsedOptions::Create(const Runtime::Options& options, bool ignore_unrecognized) { |
| UniquePtr<ParsedOptions> parsed(new ParsedOptions()); |
| if (parsed->Parse(options, ignore_unrecognized)) { |
| return parsed.release(); |
| } |
| return nullptr; |
| } |
| |
| // Parse a string of the form /[0-9]+[kKmMgG]?/, which is used to specify |
| // memory sizes. [kK] indicates kilobytes, [mM] megabytes, and |
| // [gG] gigabytes. |
| // |
| // "s" should point just past the "-Xm?" part of the string. |
| // "div" specifies a divisor, e.g. 1024 if the value must be a multiple |
| // of 1024. |
| // |
| // The spec says the -Xmx and -Xms options must be multiples of 1024. It |
| // doesn't say anything about -Xss. |
| // |
| // Returns 0 (a useless size) if "s" is malformed or specifies a low or |
| // non-evenly-divisible value. |
| // |
| size_t ParseMemoryOption(const char* s, size_t div) { |
| // strtoul accepts a leading [+-], which we don't want, |
| // so make sure our string starts with a decimal digit. |
| if (isdigit(*s)) { |
| char* s2; |
| size_t val = strtoul(s, &s2, 10); |
| if (s2 != s) { |
| // s2 should be pointing just after the number. |
| // If this is the end of the string, the user |
| // has specified a number of bytes. Otherwise, |
| // there should be exactly one more character |
| // that specifies a multiplier. |
| if (*s2 != '\0') { |
| // The remainder of the string is either a single multiplier |
| // character, or nothing to indicate that the value is in |
| // bytes. |
| char c = *s2++; |
| if (*s2 == '\0') { |
| size_t mul; |
| if (c == '\0') { |
| mul = 1; |
| } else if (c == 'k' || c == 'K') { |
| mul = KB; |
| } else if (c == 'm' || c == 'M') { |
| mul = MB; |
| } else if (c == 'g' || c == 'G') { |
| mul = GB; |
| } else { |
| // Unknown multiplier character. |
| return 0; |
| } |
| |
| if (val <= std::numeric_limits<size_t>::max() / mul) { |
| val *= mul; |
| } else { |
| // Clamp to a multiple of 1024. |
| val = std::numeric_limits<size_t>::max() & ~(1024-1); |
| } |
| } else { |
| // There's more than one character after the numeric part. |
| return 0; |
| } |
| } |
| // The man page says that a -Xm value must be a multiple of 1024. |
| if (val % div == 0) { |
| return val; |
| } |
| } |
| } |
| return 0; |
| } |
| |
| static gc::CollectorType ParseCollectorType(const std::string& option) { |
| if (option == "MS" || option == "nonconcurrent") { |
| return gc::kCollectorTypeMS; |
| } else if (option == "CMS" || option == "concurrent") { |
| return gc::kCollectorTypeCMS; |
| } else if (option == "SS") { |
| return gc::kCollectorTypeSS; |
| } else if (option == "GSS") { |
| return gc::kCollectorTypeGSS; |
| } else if (option == "CC") { |
| return gc::kCollectorTypeCC; |
| } else { |
| return gc::kCollectorTypeNone; |
| } |
| } |
| |
| bool ParsedOptions::ParseXGcOption(const std::string& option) { |
| std::vector<std::string> gc_options; |
| Split(option.substr(strlen("-Xgc:")), ',', gc_options); |
| for (const std::string& gc_option : gc_options) { |
| gc::CollectorType collector_type = ParseCollectorType(gc_option); |
| if (collector_type != gc::kCollectorTypeNone) { |
| collector_type_ = collector_type; |
| } else if (gc_option == "preverify") { |
| verify_pre_gc_heap_ = true; |
| } else if (gc_option == "nopreverify") { |
| verify_pre_gc_heap_ = false; |
| } else if (gc_option == "presweepingverify") { |
| verify_pre_sweeping_heap_ = true; |
| } else if (gc_option == "nopresweepingverify") { |
| verify_pre_sweeping_heap_ = false; |
| } else if (gc_option == "postverify") { |
| verify_post_gc_heap_ = true; |
| } else if (gc_option == "nopostverify") { |
| verify_post_gc_heap_ = false; |
| } else if (gc_option == "preverify_rosalloc") { |
| verify_pre_gc_rosalloc_ = true; |
| } else if (gc_option == "nopreverify_rosalloc") { |
| verify_pre_gc_rosalloc_ = false; |
| } else if (gc_option == "presweepingverify_rosalloc") { |
| verify_pre_sweeping_rosalloc_ = true; |
| } else if (gc_option == "nopresweepingverify_rosalloc") { |
| verify_pre_sweeping_rosalloc_ = false; |
| } else if (gc_option == "postverify_rosalloc") { |
| verify_post_gc_rosalloc_ = true; |
| } else if (gc_option == "nopostverify_rosalloc") { |
| verify_post_gc_rosalloc_ = false; |
| } else if ((gc_option == "precise") || |
| (gc_option == "noprecise") || |
| (gc_option == "verifycardtable") || |
| (gc_option == "noverifycardtable")) { |
| // Ignored for backwards compatibility. |
| } else { |
| Usage("Unknown -Xgc option %s\n", gc_option.c_str()); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| bool ParsedOptions::Parse(const Runtime::Options& options, bool ignore_unrecognized) { |
| const char* boot_class_path_string = getenv("BOOTCLASSPATH"); |
| if (boot_class_path_string != NULL) { |
| boot_class_path_string_ = boot_class_path_string; |
| } |
| const char* class_path_string = getenv("CLASSPATH"); |
| if (class_path_string != NULL) { |
| class_path_string_ = class_path_string; |
| } |
| // -Xcheck:jni is off by default for regular builds but on by default in debug builds. |
| check_jni_ = kIsDebugBuild; |
| |
| heap_initial_size_ = gc::Heap::kDefaultInitialSize; |
| heap_maximum_size_ = gc::Heap::kDefaultMaximumSize; |
| heap_min_free_ = gc::Heap::kDefaultMinFree; |
| heap_max_free_ = gc::Heap::kDefaultMaxFree; |
| heap_target_utilization_ = gc::Heap::kDefaultTargetUtilization; |
| foreground_heap_growth_multiplier_ = gc::Heap::kDefaultHeapGrowthMultiplier; |
| heap_growth_limit_ = 0; // 0 means no growth limit . |
| // Default to number of processors minus one since the main GC thread also does work. |
| parallel_gc_threads_ = sysconf(_SC_NPROCESSORS_CONF) - 1; |
| // Only the main GC thread, no workers. |
| conc_gc_threads_ = 0; |
| // Default is CMS which is Sticky + Partial + Full CMS GC. |
| collector_type_ = gc::kCollectorTypeCMS; |
| // If background_collector_type_ is kCollectorTypeNone, it defaults to the collector_type_ after |
| // parsing options. |
| background_collector_type_ = gc::kCollectorTypeNone; |
| stack_size_ = 0; // 0 means default. |
| max_spins_before_thin_lock_inflation_ = Monitor::kDefaultMaxSpinsBeforeThinLockInflation; |
| low_memory_mode_ = false; |
| use_tlab_ = false; |
| verify_pre_gc_heap_ = false; |
| // Pre sweeping is the one that usually fails if the GC corrupted the heap. |
| verify_pre_sweeping_heap_ = kIsDebugBuild; |
| verify_post_gc_heap_ = false; |
| verify_pre_gc_rosalloc_ = kIsDebugBuild; |
| verify_pre_sweeping_rosalloc_ = false; |
| verify_post_gc_rosalloc_ = false; |
| |
| compiler_callbacks_ = nullptr; |
| is_zygote_ = false; |
| if (kPoisonHeapReferences) { |
| // kPoisonHeapReferences currently works only with the interpreter only. |
| // TODO: make it work with the compiler. |
| interpreter_only_ = true; |
| } else { |
| interpreter_only_ = false; |
| } |
| is_explicit_gc_disabled_ = false; |
| |
| long_pause_log_threshold_ = gc::Heap::kDefaultLongPauseLogThreshold; |
| long_gc_log_threshold_ = gc::Heap::kDefaultLongGCLogThreshold; |
| dump_gc_performance_on_shutdown_ = false; |
| ignore_max_footprint_ = false; |
| |
| lock_profiling_threshold_ = 0; |
| hook_is_sensitive_thread_ = NULL; |
| |
| hook_vfprintf_ = vfprintf; |
| hook_exit_ = exit; |
| hook_abort_ = NULL; // We don't call abort(3) by default; see Runtime::Abort. |
| |
| // gLogVerbosity.class_linker = true; // TODO: don't check this in! |
| // gLogVerbosity.compiler = true; // TODO: don't check this in! |
| // gLogVerbosity.verifier = true; // TODO: don't check this in! |
| // gLogVerbosity.heap = true; // TODO: don't check this in! |
| // gLogVerbosity.gc = true; // TODO: don't check this in! |
| // gLogVerbosity.jdwp = true; // TODO: don't check this in! |
| // gLogVerbosity.jni = true; // TODO: don't check this in! |
| // gLogVerbosity.monitor = true; // TODO: don't check this in! |
| // gLogVerbosity.startup = true; // TODO: don't check this in! |
| // gLogVerbosity.third_party_jni = true; // TODO: don't check this in! |
| // gLogVerbosity.threads = true; // TODO: don't check this in! |
| // gLogVerbosity.signals = true; // TODO: don't check this in! |
| |
| method_trace_ = false; |
| method_trace_file_ = "/data/method-trace-file.bin"; |
| method_trace_file_size_ = 10 * MB; |
| |
| profile_ = false; |
| profile_period_s_ = 10; // Seconds. |
| profile_duration_s_ = 20; // Seconds. |
| profile_interval_us_ = 500; // Microseconds. |
| profile_backoff_coefficient_ = 2.0; |
| profile_start_immediately_ = true; |
| profile_clock_source_ = kDefaultProfilerClockSource; |
| |
| verify_ = true; |
| image_isa_ = kRuntimeISA; |
| |
| // Default to explicit checks. Switch off with -implicit-checks:. |
| // or setprop dalvik.vm.implicit_checks check1,check2,... |
| #ifdef HAVE_ANDROID_OS |
| { |
| char buf[PROP_VALUE_MAX]; |
| property_get("dalvik.vm.implicit_checks", buf, "null,stack"); |
| std::string checks(buf); |
| std::vector<std::string> checkvec; |
| Split(checks, ',', checkvec); |
| explicit_checks_ = kExplicitNullCheck | kExplicitSuspendCheck | |
| kExplicitStackOverflowCheck; |
| for (auto& str : checkvec) { |
| std::string val = Trim(str); |
| if (val == "none") { |
| explicit_checks_ = kExplicitNullCheck | kExplicitSuspendCheck | |
| kExplicitStackOverflowCheck; |
| } else if (val == "null") { |
| explicit_checks_ &= ~kExplicitNullCheck; |
| } else if (val == "suspend") { |
| explicit_checks_ &= ~kExplicitSuspendCheck; |
| } else if (val == "stack") { |
| explicit_checks_ &= ~kExplicitStackOverflowCheck; |
| } else if (val == "all") { |
| explicit_checks_ = 0; |
| } |
| } |
| } |
| #else |
| explicit_checks_ = kExplicitNullCheck | kExplicitSuspendCheck | |
| kExplicitStackOverflowCheck; |
| #endif |
| |
| for (size_t i = 0; i < options.size(); ++i) { |
| if (true && options[0].first == "-Xzygote") { |
| LOG(INFO) << "option[" << i << "]=" << options[i].first; |
| } |
| } |
| for (size_t i = 0; i < options.size(); ++i) { |
| const std::string option(options[i].first); |
| if (StartsWith(option, "-help")) { |
| Usage(nullptr); |
| return false; |
| } else if (StartsWith(option, "-showversion")) { |
| UsageMessage(stdout, "ART version %s\n", Runtime::GetVersion()); |
| Exit(0); |
| } else if (StartsWith(option, "-Xbootclasspath:")) { |
| boot_class_path_string_ = option.substr(strlen("-Xbootclasspath:")).data(); |
| } else if (option == "-classpath" || option == "-cp") { |
| // TODO: support -Djava.class.path |
| i++; |
| if (i == options.size()) { |
| Usage("Missing required class path value for %s\n", option.c_str()); |
| return false; |
| } |
| const StringPiece& value = options[i].first; |
| class_path_string_ = value.data(); |
| } else if (option == "bootclasspath") { |
| boot_class_path_ |
| = reinterpret_cast<const std::vector<const DexFile*>*>(options[i].second); |
| } else if (StartsWith(option, "-Ximage:")) { |
| if (!ParseStringAfterChar(option, ':', &image_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-Xcheck:jni")) { |
| check_jni_ = true; |
| } else if (StartsWith(option, "-Xrunjdwp:") || StartsWith(option, "-agentlib:jdwp=")) { |
| std::string tail(option.substr(option[1] == 'X' ? 10 : 15)); |
| // TODO: move parsing logic out of Dbg |
| if (tail == "help" || !Dbg::ParseJdwpOptions(tail)) { |
| if (tail != "help") { |
| UsageMessage(stderr, "Failed to parse JDWP option %s\n", tail.c_str()); |
| } |
| Usage("Example: -Xrunjdwp:transport=dt_socket,address=8000,server=y\n" |
| "Example: -Xrunjdwp:transport=dt_socket,address=localhost:6500,server=n\n"); |
| return false; |
| } |
| } else if (StartsWith(option, "-Xms")) { |
| size_t size = ParseMemoryOption(option.substr(strlen("-Xms")).c_str(), 1024); |
| if (size == 0) { |
| Usage("Failed to parse memory option %s\n", option.c_str()); |
| return false; |
| } |
| heap_initial_size_ = size; |
| } else if (StartsWith(option, "-Xmx")) { |
| size_t size = ParseMemoryOption(option.substr(strlen("-Xmx")).c_str(), 1024); |
| if (size == 0) { |
| Usage("Failed to parse memory option %s\n", option.c_str()); |
| return false; |
| } |
| heap_maximum_size_ = size; |
| } else if (StartsWith(option, "-XX:HeapGrowthLimit=")) { |
| size_t size = ParseMemoryOption(option.substr(strlen("-XX:HeapGrowthLimit=")).c_str(), 1024); |
| if (size == 0) { |
| Usage("Failed to parse memory option %s\n", option.c_str()); |
| return false; |
| } |
| heap_growth_limit_ = size; |
| } else if (StartsWith(option, "-XX:HeapMinFree=")) { |
| size_t size = ParseMemoryOption(option.substr(strlen("-XX:HeapMinFree=")).c_str(), 1024); |
| if (size == 0) { |
| Usage("Failed to parse memory option %s\n", option.c_str()); |
| return false; |
| } |
| heap_min_free_ = size; |
| } else if (StartsWith(option, "-XX:HeapMaxFree=")) { |
| size_t size = ParseMemoryOption(option.substr(strlen("-XX:HeapMaxFree=")).c_str(), 1024); |
| if (size == 0) { |
| Usage("Failed to parse memory option %s\n", option.c_str()); |
| return false; |
| } |
| heap_max_free_ = size; |
| } else if (StartsWith(option, "-XX:HeapTargetUtilization=")) { |
| if (!ParseDouble(option, '=', 0.1, 0.9, &heap_target_utilization_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-XX:ForegroundHeapGrowthMultiplier=")) { |
| if (!ParseDouble(option, '=', 0.1, 10.0, &foreground_heap_growth_multiplier_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-XX:ParallelGCThreads=")) { |
| if (!ParseUnsignedInteger(option, '=', ¶llel_gc_threads_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-XX:ConcGCThreads=")) { |
| if (!ParseUnsignedInteger(option, '=', &conc_gc_threads_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-Xss")) { |
| size_t size = ParseMemoryOption(option.substr(strlen("-Xss")).c_str(), 1); |
| if (size == 0) { |
| Usage("Failed to parse memory option %s\n", option.c_str()); |
| return false; |
| } |
| stack_size_ = size; |
| } else if (StartsWith(option, "-XX:MaxSpinsBeforeThinLockInflation=")) { |
| if (!ParseUnsignedInteger(option, '=', &max_spins_before_thin_lock_inflation_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-XX:LongPauseLogThreshold=")) { |
| unsigned int value; |
| if (!ParseUnsignedInteger(option, '=', &value)) { |
| return false; |
| } |
| long_pause_log_threshold_ = MsToNs(value); |
| } else if (StartsWith(option, "-XX:LongGCLogThreshold=")) { |
| unsigned int value; |
| if (!ParseUnsignedInteger(option, '=', &value)) { |
| return false; |
| } |
| long_gc_log_threshold_ = MsToNs(value); |
| } else if (option == "-XX:DumpGCPerformanceOnShutdown") { |
| dump_gc_performance_on_shutdown_ = true; |
| } else if (option == "-XX:IgnoreMaxFootprint") { |
| ignore_max_footprint_ = true; |
| } else if (option == "-XX:LowMemoryMode") { |
| low_memory_mode_ = true; |
| } else if (option == "-XX:UseTLAB") { |
| use_tlab_ = true; |
| } else if (StartsWith(option, "-D")) { |
| properties_.push_back(option.substr(strlen("-D"))); |
| } else if (StartsWith(option, "-Xjnitrace:")) { |
| jni_trace_ = option.substr(strlen("-Xjnitrace:")); |
| } else if (option == "compilercallbacks") { |
| compiler_callbacks_ = |
| reinterpret_cast<CompilerCallbacks*>(const_cast<void*>(options[i].second)); |
| } else if (option == "imageinstructionset") { |
| image_isa_ = GetInstructionSetFromString( |
| reinterpret_cast<const char*>(options[i].second)); |
| } else if (option == "-Xzygote") { |
| is_zygote_ = true; |
| } else if (option == "-Xint") { |
| interpreter_only_ = true; |
| } else if (StartsWith(option, "-Xgc:")) { |
| if (!ParseXGcOption(option)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-XX:BackgroundGC=")) { |
| std::string substring; |
| if (!ParseStringAfterChar(option, '=', &substring)) { |
| return false; |
| } |
| gc::CollectorType collector_type = ParseCollectorType(substring); |
| if (collector_type != gc::kCollectorTypeNone) { |
| background_collector_type_ = collector_type; |
| } else { |
| Usage("Unknown -XX:BackgroundGC option %s\n", substring.c_str()); |
| return false; |
| } |
| } else if (option == "-XX:+DisableExplicitGC") { |
| is_explicit_gc_disabled_ = true; |
| } else if (StartsWith(option, "-verbose:")) { |
| std::vector<std::string> verbose_options; |
| Split(option.substr(strlen("-verbose:")), ',', verbose_options); |
| for (size_t i = 0; i < verbose_options.size(); ++i) { |
| if (verbose_options[i] == "class") { |
| gLogVerbosity.class_linker = true; |
| } else if (verbose_options[i] == "verifier") { |
| gLogVerbosity.verifier = true; |
| } else if (verbose_options[i] == "compiler") { |
| gLogVerbosity.compiler = true; |
| } else if (verbose_options[i] == "heap") { |
| gLogVerbosity.heap = true; |
| } else if (verbose_options[i] == "gc") { |
| gLogVerbosity.gc = true; |
| } else if (verbose_options[i] == "jdwp") { |
| gLogVerbosity.jdwp = true; |
| } else if (verbose_options[i] == "jni") { |
| gLogVerbosity.jni = true; |
| } else if (verbose_options[i] == "monitor") { |
| gLogVerbosity.monitor = true; |
| } else if (verbose_options[i] == "startup") { |
| gLogVerbosity.startup = true; |
| } else if (verbose_options[i] == "third-party-jni") { |
| gLogVerbosity.third_party_jni = true; |
| } else if (verbose_options[i] == "threads") { |
| gLogVerbosity.threads = true; |
| } else if (verbose_options[i] == "signals") { |
| gLogVerbosity.signals = true; |
| } else { |
| Usage("Unknown -verbose option %s\n", verbose_options[i].c_str()); |
| return false; |
| } |
| } |
| } else if (StartsWith(option, "-verbose-methods:")) { |
| gLogVerbosity.compiler = false; |
| Split(option.substr(strlen("-verbose-methods:")), ',', gVerboseMethods); |
| } else if (StartsWith(option, "-Xlockprofthreshold:")) { |
| if (!ParseUnsignedInteger(option, ':', &lock_profiling_threshold_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-Xstacktracefile:")) { |
| if (!ParseStringAfterChar(option, ':', &stack_trace_file_)) { |
| return false; |
| } |
| } else if (option == "sensitiveThread") { |
| const void* hook = options[i].second; |
| hook_is_sensitive_thread_ = reinterpret_cast<bool (*)()>(const_cast<void*>(hook)); |
| } else if (option == "vfprintf") { |
| const void* hook = options[i].second; |
| if (hook == nullptr) { |
| Usage("vfprintf argument was NULL"); |
| return false; |
| } |
| hook_vfprintf_ = |
| reinterpret_cast<int (*)(FILE *, const char*, va_list)>(const_cast<void*>(hook)); |
| } else if (option == "exit") { |
| const void* hook = options[i].second; |
| if (hook == nullptr) { |
| Usage("exit argument was NULL"); |
| return false; |
| } |
| hook_exit_ = reinterpret_cast<void(*)(jint)>(const_cast<void*>(hook)); |
| } else if (option == "abort") { |
| const void* hook = options[i].second; |
| if (hook == nullptr) { |
| Usage("abort was NULL\n"); |
| return false; |
| } |
| hook_abort_ = reinterpret_cast<void(*)()>(const_cast<void*>(hook)); |
| } else if (option == "-Xmethod-trace") { |
| method_trace_ = true; |
| } else if (StartsWith(option, "-Xmethod-trace-file:")) { |
| method_trace_file_ = option.substr(strlen("-Xmethod-trace-file:")); |
| } else if (StartsWith(option, "-Xmethod-trace-file-size:")) { |
| if (!ParseUnsignedInteger(option, ':', &method_trace_file_size_)) { |
| return false; |
| } |
| } else if (option == "-Xprofile:threadcpuclock") { |
| Trace::SetDefaultClockSource(kProfilerClockSourceThreadCpu); |
| } else if (option == "-Xprofile:wallclock") { |
| Trace::SetDefaultClockSource(kProfilerClockSourceWall); |
| } else if (option == "-Xprofile:dualclock") { |
| Trace::SetDefaultClockSource(kProfilerClockSourceDual); |
| } else if (StartsWith(option, "-Xprofile:")) { |
| if (!ParseStringAfterChar(option, ';', &profile_output_filename_)) { |
| return false; |
| } |
| profile_ = true; |
| } else if (StartsWith(option, "-Xprofile-period:")) { |
| if (!ParseUnsignedInteger(option, ':', &profile_period_s_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-Xprofile-duration:")) { |
| if (!ParseUnsignedInteger(option, ':', &profile_duration_s_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-Xprofile-interval:")) { |
| if (!ParseUnsignedInteger(option, ':', &profile_interval_us_)) { |
| return false; |
| } |
| } else if (StartsWith(option, "-Xprofile-backoff:")) { |
| if (!ParseDouble(option, ':', 1.0, 10.0, &profile_backoff_coefficient_)) { |
| return false; |
| } |
| } else if (option == "-Xprofile-start-lazy") { |
| profile_start_immediately_ = false; |
| } else if (StartsWith(option, "-implicit-checks:")) { |
| std::string checks; |
| if (!ParseStringAfterChar(option, ':', &checks)) { |
| return false; |
| } |
| std::vector<std::string> checkvec; |
| Split(checks, ',', checkvec); |
| for (auto& str : checkvec) { |
| std::string val = Trim(str); |
| if (val == "none") { |
| explicit_checks_ = kExplicitNullCheck | kExplicitSuspendCheck | |
| kExplicitStackOverflowCheck; |
| } else if (val == "null") { |
| explicit_checks_ &= ~kExplicitNullCheck; |
| } else if (val == "suspend") { |
| explicit_checks_ &= ~kExplicitSuspendCheck; |
| } else if (val == "stack") { |
| explicit_checks_ &= ~kExplicitStackOverflowCheck; |
| } else if (val == "all") { |
| explicit_checks_ = 0; |
| } else { |
| return false; |
| } |
| } |
| } else if (StartsWith(option, "-explicit-checks:")) { |
| std::string checks; |
| if (!ParseStringAfterChar(option, ':', &checks)) { |
| return false; |
| } |
| std::vector<std::string> checkvec; |
| Split(checks, ',', checkvec); |
| for (auto& str : checkvec) { |
| std::string val = Trim(str); |
| if (val == "none") { |
| explicit_checks_ = 0; |
| } else if (val == "null") { |
| explicit_checks_ |= kExplicitNullCheck; |
| } else if (val == "suspend") { |
| explicit_checks_ |= kExplicitSuspendCheck; |
| } else if (val == "stack") { |
| explicit_checks_ |= kExplicitStackOverflowCheck; |
| } else if (val == "all") { |
| explicit_checks_ = kExplicitNullCheck | kExplicitSuspendCheck | |
| kExplicitStackOverflowCheck; |
| } else { |
| return false; |
| } |
| } |
| } else if (option == "-Xcompiler-option") { |
| i++; |
| if (i == options.size()) { |
| Usage("Missing required compiler option for %s\n", option.c_str()); |
| return false; |
| } |
| compiler_options_.push_back(options[i].first); |
| } else if (option == "-Ximage-compiler-option") { |
| i++; |
| if (i == options.size()) { |
| Usage("Missing required compiler option for %s\n", option.c_str()); |
| return false; |
| } |
| image_compiler_options_.push_back(options[i].first); |
| } else if (StartsWith(option, "-Xverify:")) { |
| std::string verify_mode = option.substr(strlen("-Xverify:")); |
| if (verify_mode == "none") { |
| verify_ = false; |
| } else if (verify_mode == "remote" || verify_mode == "all") { |
| verify_ = true; |
| } else { |
| Usage("Unknown -Xverify option %s\n", verify_mode.c_str()); |
| return false; |
| } |
| } else if (StartsWith(option, "-ea") || |
| StartsWith(option, "-da") || |
| StartsWith(option, "-enableassertions") || |
| StartsWith(option, "-disableassertions") || |
| (option == "--runtime-arg") || |
| (option == "-esa") || |
| (option == "-dsa") || |
| (option == "-enablesystemassertions") || |
| (option == "-disablesystemassertions") || |
| (option == "-Xrs") || |
| StartsWith(option, "-Xint:") || |
| StartsWith(option, "-Xdexopt:") || |
| (option == "-Xnoquithandler") || |
| StartsWith(option, "-Xjniopts:") || |
| StartsWith(option, "-Xjnigreflimit:") || |
| (option == "-Xgenregmap") || |
| (option == "-Xnogenregmap") || |
| StartsWith(option, "-Xverifyopt:") || |
| (option == "-Xcheckdexsum") || |
| (option == "-Xincludeselectedop") || |
| StartsWith(option, "-Xjitop:") || |
| (option == "-Xincludeselectedmethod") || |
| StartsWith(option, "-Xjitthreshold:") || |
| StartsWith(option, "-Xjitcodecachesize:") || |
| (option == "-Xjitblocking") || |
| StartsWith(option, "-Xjitmethod:") || |
| StartsWith(option, "-Xjitclass:") || |
| StartsWith(option, "-Xjitoffset:") || |
| StartsWith(option, "-Xjitconfig:") || |
| (option == "-Xjitcheckcg") || |
| (option == "-Xjitverbose") || |
| (option == "-Xjitprofile") || |
| (option == "-Xjitdisableopt") || |
| (option == "-Xjitsuspendpoll") || |
| StartsWith(option, "-XX:mainThreadStackSize=")) { |
| // Ignored for backwards compatibility. |
| } else if (!ignore_unrecognized) { |
| Usage("Unrecognized option %s\n", option.c_str()); |
| return false; |
| } |
| } |
| |
| // If a reference to the dalvik core.jar snuck in, replace it with |
| // the art specific version. This can happen with on device |
| // boot.art/boot.oat generation by GenerateImage which relies on the |
| // value of BOOTCLASSPATH. |
| std::string core_jar("/core.jar"); |
| size_t core_jar_pos = boot_class_path_string_.find(core_jar); |
| if (core_jar_pos != std::string::npos) { |
| boot_class_path_string_.replace(core_jar_pos, core_jar.size(), "/core-libart.jar"); |
| } |
| |
| if (compiler_callbacks_ == nullptr && image_.empty()) { |
| image_ += GetAndroidRoot(); |
| image_ += "/framework/boot.art"; |
| } |
| if (heap_growth_limit_ == 0) { |
| heap_growth_limit_ = heap_maximum_size_; |
| } |
| if (background_collector_type_ == gc::kCollectorTypeNone) { |
| background_collector_type_ = collector_type_; |
| } |
| return true; |
| } // NOLINT(readability/fn_size) |
| |
| void ParsedOptions::Exit(int status) { |
| hook_exit_(status); |
| } |
| |
| void ParsedOptions::Abort() { |
| hook_abort_(); |
| } |
| |
| void ParsedOptions::UsageMessageV(FILE* stream, const char* fmt, va_list ap) { |
| hook_vfprintf_(stderr, fmt, ap); |
| } |
| |
| void ParsedOptions::UsageMessage(FILE* stream, const char* fmt, ...) { |
| va_list ap; |
| va_start(ap, fmt); |
| UsageMessageV(stream, fmt, ap); |
| va_end(ap); |
| } |
| |
| void ParsedOptions::Usage(const char* fmt, ...) { |
| bool error = (fmt != nullptr); |
| FILE* stream = error ? stderr : stdout; |
| |
| if (fmt != nullptr) { |
| va_list ap; |
| va_start(ap, fmt); |
| UsageMessageV(stream, fmt, ap); |
| va_end(ap); |
| } |
| |
| const char* program = "dalvikvm"; |
| UsageMessage(stream, "%s: [options] class [argument ...]\n", program); |
| UsageMessage(stream, "\n"); |
| UsageMessage(stream, "The following standard options are supported:\n"); |
| UsageMessage(stream, " -classpath classpath (-cp classpath)\n"); |
| UsageMessage(stream, " -Dproperty=value\n"); |
| UsageMessage(stream, " -verbose:tag ('gc', 'jni', or 'class')\n"); |
| UsageMessage(stream, " -showversion\n"); |
| UsageMessage(stream, " -help\n"); |
| UsageMessage(stream, " -agentlib:jdwp=options\n"); |
| UsageMessage(stream, "\n"); |
| |
| UsageMessage(stream, "The following extended options are supported:\n"); |
| UsageMessage(stream, " -Xrunjdwp:<options>\n"); |
| UsageMessage(stream, " -Xbootclasspath:bootclasspath\n"); |
| UsageMessage(stream, " -Xcheck:tag (e.g. 'jni')\n"); |
| UsageMessage(stream, " -XmsN (min heap, must be multiple of 1K, >= 1MB)\n"); |
| UsageMessage(stream, " -XmxN (max heap, must be multiple of 1K, >= 2MB)\n"); |
| UsageMessage(stream, " -XssN (stack size)\n"); |
| UsageMessage(stream, " -Xint\n"); |
| UsageMessage(stream, "\n"); |
| |
| UsageMessage(stream, "The following Dalvik options are supported:\n"); |
| UsageMessage(stream, " -Xzygote\n"); |
| UsageMessage(stream, " -Xjnitrace:substring (eg NativeClass or nativeMethod)\n"); |
| UsageMessage(stream, " -Xstacktracefile:<filename>\n"); |
| UsageMessage(stream, " -Xgc:[no]preverify\n"); |
| UsageMessage(stream, " -Xgc:[no]postverify\n"); |
| UsageMessage(stream, " -XX:+DisableExplicitGC\n"); |
| UsageMessage(stream, " -XX:HeapGrowthLimit=N\n"); |
| UsageMessage(stream, " -XX:HeapMinFree=N\n"); |
| UsageMessage(stream, " -XX:HeapMaxFree=N\n"); |
| UsageMessage(stream, " -XX:HeapTargetUtilization=doublevalue\n"); |
| UsageMessage(stream, " -XX:ForegroundHeapGrowthMultiplier=doublevalue\n"); |
| UsageMessage(stream, " -XX:LowMemoryMode\n"); |
| UsageMessage(stream, " -Xprofile:{threadcpuclock,wallclock,dualclock}\n"); |
| UsageMessage(stream, "\n"); |
| |
| UsageMessage(stream, "The following unique to ART options are supported:\n"); |
| UsageMessage(stream, " -Xgc:[no]preverify_rosalloc\n"); |
| UsageMessage(stream, " -Xgc:[no]postsweepingverify_rosalloc\n"); |
| UsageMessage(stream, " -Xgc:[no]postverify_rosalloc\n"); |
| UsageMessage(stream, " -Xgc:[no]presweepingverify\n"); |
| UsageMessage(stream, " -Ximage:filename\n"); |
| UsageMessage(stream, " -XX:ParallelGCThreads=integervalue\n"); |
| UsageMessage(stream, " -XX:ConcGCThreads=integervalue\n"); |
| UsageMessage(stream, " -XX:MaxSpinsBeforeThinLockInflation=integervalue\n"); |
| UsageMessage(stream, " -XX:LongPauseLogThreshold=integervalue\n"); |
| UsageMessage(stream, " -XX:LongGCLogThreshold=integervalue\n"); |
| UsageMessage(stream, " -XX:DumpGCPerformanceOnShutdown\n"); |
| UsageMessage(stream, " -XX:IgnoreMaxFootprint\n"); |
| UsageMessage(stream, " -XX:UseTLAB\n"); |
| UsageMessage(stream, " -XX:BackgroundGC=none\n"); |
| UsageMessage(stream, " -Xmethod-trace\n"); |
| UsageMessage(stream, " -Xmethod-trace-file:filename"); |
| UsageMessage(stream, " -Xmethod-trace-file-size:integervalue\n"); |
| UsageMessage(stream, " -Xprofile=filename\n"); |
| UsageMessage(stream, " -Xprofile-period:integervalue\n"); |
| UsageMessage(stream, " -Xprofile-duration:integervalue\n"); |
| UsageMessage(stream, " -Xprofile-interval:integervalue\n"); |
| UsageMessage(stream, " -Xprofile-backoff:integervalue\n"); |
| UsageMessage(stream, " -Xcompiler-option dex2oat-option\n"); |
| UsageMessage(stream, " -Ximage-compiler-option dex2oat-option\n"); |
| UsageMessage(stream, "\n"); |
| |
| UsageMessage(stream, "The following previously supported Dalvik options are ignored:\n"); |
| UsageMessage(stream, " -ea[:<package name>... |:<class name>]\n"); |
| UsageMessage(stream, " -da[:<package name>... |:<class name>]\n"); |
| UsageMessage(stream, " (-enableassertions, -disableassertions)\n"); |
| UsageMessage(stream, " -esa\n"); |
| UsageMessage(stream, " -dsa\n"); |
| UsageMessage(stream, " (-enablesystemassertions, -disablesystemassertions)\n"); |
| UsageMessage(stream, " -Xverify:{none,remote,all}\n"); |
| UsageMessage(stream, " -Xrs\n"); |
| UsageMessage(stream, " -Xint:portable, -Xint:fast, -Xint:jit\n"); |
| UsageMessage(stream, " -Xdexopt:{none,verified,all,full}\n"); |
| UsageMessage(stream, " -Xnoquithandler\n"); |
| UsageMessage(stream, " -Xjniopts:{warnonly,forcecopy}\n"); |
| UsageMessage(stream, " -Xjnigreflimit:integervalue\n"); |
| UsageMessage(stream, " -Xgc:[no]precise\n"); |
| UsageMessage(stream, " -Xgc:[no]verifycardtable\n"); |
| UsageMessage(stream, " -X[no]genregmap\n"); |
| UsageMessage(stream, " -Xverifyopt:[no]checkmon\n"); |
| UsageMessage(stream, " -Xcheckdexsum\n"); |
| UsageMessage(stream, " -Xincludeselectedop\n"); |
| UsageMessage(stream, " -Xjitop:hexopvalue[-endvalue][,hexopvalue[-endvalue]]*\n"); |
| UsageMessage(stream, " -Xincludeselectedmethod\n"); |
| UsageMessage(stream, " -Xjitthreshold:integervalue\n"); |
| UsageMessage(stream, " -Xjitcodecachesize:decimalvalueofkbytes\n"); |
| UsageMessage(stream, " -Xjitblocking\n"); |
| UsageMessage(stream, " -Xjitmethod:signature[,signature]* (eg Ljava/lang/String\\;replace)\n"); |
| UsageMessage(stream, " -Xjitclass:classname[,classname]*\n"); |
| UsageMessage(stream, " -Xjitoffset:offset[,offset]\n"); |
| UsageMessage(stream, " -Xjitconfig:filename\n"); |
| UsageMessage(stream, " -Xjitcheckcg\n"); |
| UsageMessage(stream, " -Xjitverbose\n"); |
| UsageMessage(stream, " -Xjitprofile\n"); |
| UsageMessage(stream, " -Xjitdisableopt\n"); |
| UsageMessage(stream, " -Xjitsuspendpoll\n"); |
| UsageMessage(stream, " -XX:mainThreadStackSize=N\n"); |
| UsageMessage(stream, "\n"); |
| |
| Exit((error) ? 1 : 0); |
| } |
| |
| bool ParsedOptions::ParseStringAfterChar(const std::string& s, char c, std::string* parsed_value) { |
| std::string::size_type colon = s.find(c); |
| if (colon == std::string::npos) { |
| Usage("Missing char %c in option %s\n", c, s.c_str()); |
| return false; |
| } |
| // Add one to remove the char we were trimming until. |
| *parsed_value = s.substr(colon + 1); |
| return true; |
| } |
| |
| bool ParsedOptions::ParseInteger(const std::string& s, char after_char, int* parsed_value) { |
| std::string::size_type colon = s.find(after_char); |
| if (colon == std::string::npos) { |
| Usage("Missing char %c in option %s\n", after_char, s.c_str()); |
| return false; |
| } |
| const char* begin = &s[colon + 1]; |
| char* end; |
| size_t result = strtoul(begin, &end, 10); |
| if (begin == end || *end != '\0') { |
| Usage("Failed to parse integer from %s\n", s.c_str()); |
| return false; |
| } |
| *parsed_value = result; |
| return true; |
| } |
| |
| bool ParsedOptions::ParseUnsignedInteger(const std::string& s, char after_char, |
| unsigned int* parsed_value) { |
| int i; |
| if (!ParseInteger(s, after_char, &i)) { |
| return false; |
| } |
| if (i < 0) { |
| Usage("Negative value %d passed for unsigned option %s\n", i, s.c_str()); |
| return false; |
| } |
| *parsed_value = i; |
| return true; |
| } |
| |
| bool ParsedOptions::ParseDouble(const std::string& option, char after_char, |
| double min, double max, double* parsed_value) { |
| std::string substring; |
| if (!ParseStringAfterChar(option, after_char, &substring)) { |
| return false; |
| } |
| std::istringstream iss(substring); |
| double value; |
| iss >> value; |
| // Ensure that we have a value, there was no cruft after it and it satisfies a sensible range. |
| const bool sane_val = iss.eof() && (value >= min) && (value <= max); |
| if (!sane_val) { |
| Usage("Invalid double value %s for option %s\n", substring.c_str(), option.c_str()); |
| return false; |
| } |
| *parsed_value = value; |
| return true; |
| } |
| |
| } // namespace art |