diff options
Diffstat (limited to 'src/compiler/driver/compiler_driver.cc')
| -rw-r--r-- | src/compiler/driver/compiler_driver.cc | 2404 |
1 files changed, 0 insertions, 2404 deletions
diff --git a/src/compiler/driver/compiler_driver.cc b/src/compiler/driver/compiler_driver.cc deleted file mode 100644 index c876252d45..0000000000 --- a/src/compiler/driver/compiler_driver.cc +++ /dev/null @@ -1,2404 +0,0 @@ -/* - * 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 "compiler_driver.h" - -#include <vector> - -#include <unistd.h> - -#include "base/stl_util.h" -#include "base/timing_logger.h" -#include "class_linker.h" -#include "compiler/stubs/stubs.h" -#include "dex_compilation_unit.h" -#include "dex_file-inl.h" -#include "jni_internal.h" -#include "oat_file.h" -#include "object_utils.h" -#include "runtime.h" -#include "gc/accounting/card_table-inl.h" -#include "gc/accounting/heap_bitmap.h" -#include "gc/space/space.h" -#include "mirror/class_loader.h" -#include "mirror/class-inl.h" -#include "mirror/dex_cache-inl.h" -#include "mirror/field-inl.h" -#include "mirror/abstract_method-inl.h" -#include "mirror/object-inl.h" -#include "mirror/object_array-inl.h" -#include "mirror/throwable.h" -#include "scoped_thread_state_change.h" -#include "ScopedLocalRef.h" -#include "thread.h" -#include "thread_pool.h" -#include "verifier/method_verifier.h" - -#if defined(ART_USE_PORTABLE_COMPILER) -#include "compiler/elf_writer_mclinker.h" -#else -#include "compiler/elf_writer_quick.h" -#endif - -namespace art { - -static double Percentage(size_t x, size_t y) { - return 100.0 * (static_cast<double>(x)) / (static_cast<double>(x + y)); -} - -static void DumpStat(size_t x, size_t y, const char* str) { - if (x == 0 && y == 0) { - return; - } - LOG(INFO) << Percentage(x, y) << "% of " << str << " for " << (x + y) << " cases"; -} - -class AOTCompilationStats { - public: - AOTCompilationStats() - : stats_lock_("AOT compilation statistics lock"), - types_in_dex_cache_(0), types_not_in_dex_cache_(0), - strings_in_dex_cache_(0), strings_not_in_dex_cache_(0), - resolved_types_(0), unresolved_types_(0), - resolved_instance_fields_(0), unresolved_instance_fields_(0), - resolved_local_static_fields_(0), resolved_static_fields_(0), unresolved_static_fields_(0), - type_based_devirtualization_(0), - safe_casts_(0), not_safe_casts_(0) { - for (size_t i = 0; i <= kMaxInvokeType; i++) { - resolved_methods_[i] = 0; - unresolved_methods_[i] = 0; - virtual_made_direct_[i] = 0; - direct_calls_to_boot_[i] = 0; - direct_methods_to_boot_[i] = 0; - } - } - - void Dump() { - DumpStat(types_in_dex_cache_, types_not_in_dex_cache_, "types known to be in dex cache"); - DumpStat(strings_in_dex_cache_, strings_not_in_dex_cache_, "strings known to be in dex cache"); - DumpStat(resolved_types_, unresolved_types_, "types resolved"); - DumpStat(resolved_instance_fields_, unresolved_instance_fields_, "instance fields resolved"); - DumpStat(resolved_local_static_fields_ + resolved_static_fields_, unresolved_static_fields_, - "static fields resolved"); - DumpStat(resolved_local_static_fields_, resolved_static_fields_ + unresolved_static_fields_, - "static fields local to a class"); - DumpStat(safe_casts_, not_safe_casts_, "check-casts removed based on type information"); - // Note, the code below subtracts the stat value so that when added to the stat value we have - // 100% of samples. TODO: clean this up. - DumpStat(type_based_devirtualization_, - resolved_methods_[kVirtual] + unresolved_methods_[kVirtual] + - resolved_methods_[kInterface] + unresolved_methods_[kInterface] - - type_based_devirtualization_, - "virtual/interface calls made direct based on type information"); - - for (size_t i = 0; i <= kMaxInvokeType; i++) { - std::ostringstream oss; - oss << static_cast<InvokeType>(i) << " methods were AOT resolved"; - DumpStat(resolved_methods_[i], unresolved_methods_[i], oss.str().c_str()); - if (virtual_made_direct_[i] > 0) { - std::ostringstream oss2; - oss2 << static_cast<InvokeType>(i) << " methods made direct"; - DumpStat(virtual_made_direct_[i], - resolved_methods_[i] + unresolved_methods_[i] - virtual_made_direct_[i], - oss2.str().c_str()); - } - if (direct_calls_to_boot_[i] > 0) { - std::ostringstream oss2; - oss2 << static_cast<InvokeType>(i) << " method calls are direct into boot"; - DumpStat(direct_calls_to_boot_[i], - resolved_methods_[i] + unresolved_methods_[i] - direct_calls_to_boot_[i], - oss2.str().c_str()); - } - if (direct_methods_to_boot_[i] > 0) { - std::ostringstream oss2; - oss2 << static_cast<InvokeType>(i) << " method calls have methods in boot"; - DumpStat(direct_methods_to_boot_[i], - resolved_methods_[i] + unresolved_methods_[i] - direct_methods_to_boot_[i], - oss2.str().c_str()); - } - } - } - -// Allow lossy statistics in non-debug builds. -#ifndef NDEBUG -#define STATS_LOCK() MutexLock mu(Thread::Current(), stats_lock_) -#else -#define STATS_LOCK() -#endif - - void TypeInDexCache() { - STATS_LOCK(); - types_in_dex_cache_++; - } - - void TypeNotInDexCache() { - STATS_LOCK(); - types_not_in_dex_cache_++; - } - - void StringInDexCache() { - STATS_LOCK(); - strings_in_dex_cache_++; - } - - void StringNotInDexCache() { - STATS_LOCK(); - strings_not_in_dex_cache_++; - } - - void TypeDoesntNeedAccessCheck() { - STATS_LOCK(); - resolved_types_++; - } - - void TypeNeedsAccessCheck() { - STATS_LOCK(); - unresolved_types_++; - } - - void ResolvedInstanceField() { - STATS_LOCK(); - resolved_instance_fields_++; - } - - void UnresolvedInstanceField() { - STATS_LOCK(); - unresolved_instance_fields_++; - } - - void ResolvedLocalStaticField() { - STATS_LOCK(); - resolved_local_static_fields_++; - } - - void ResolvedStaticField() { - STATS_LOCK(); - resolved_static_fields_++; - } - - void UnresolvedStaticField() { - STATS_LOCK(); - unresolved_static_fields_++; - } - - // Indicate that type information from the verifier led to devirtualization. - void PreciseTypeDevirtualization() { - STATS_LOCK(); - type_based_devirtualization_++; - } - - // Indicate that a method of the given type was resolved at compile time. - void ResolvedMethod(InvokeType type) { - DCHECK_LE(type, kMaxInvokeType); - STATS_LOCK(); - resolved_methods_[type]++; - } - - // Indicate that a method of the given type was unresolved at compile time as it was in an - // unknown dex file. - void UnresolvedMethod(InvokeType type) { - DCHECK_LE(type, kMaxInvokeType); - STATS_LOCK(); - unresolved_methods_[type]++; - } - - // Indicate that a type of virtual method dispatch has been converted into a direct method - // dispatch. - void VirtualMadeDirect(InvokeType type) { - DCHECK(type == kVirtual || type == kInterface || type == kSuper); - STATS_LOCK(); - virtual_made_direct_[type]++; - } - - // Indicate that a method of the given type was able to call directly into boot. - void DirectCallsToBoot(InvokeType type) { - DCHECK_LE(type, kMaxInvokeType); - STATS_LOCK(); - direct_calls_to_boot_[type]++; - } - - // Indicate that a method of the given type was able to be resolved directly from boot. - void DirectMethodsToBoot(InvokeType type) { - DCHECK_LE(type, kMaxInvokeType); - STATS_LOCK(); - direct_methods_to_boot_[type]++; - } - - // A check-cast could be eliminated due to verifier type analysis. - void SafeCast() { - STATS_LOCK(); - safe_casts_++; - } - - // A check-cast couldn't be eliminated due to verifier type analysis. - void NotASafeCast() { - STATS_LOCK(); - not_safe_casts_++; - } - - private: - Mutex stats_lock_; - - size_t types_in_dex_cache_; - size_t types_not_in_dex_cache_; - - size_t strings_in_dex_cache_; - size_t strings_not_in_dex_cache_; - - size_t resolved_types_; - size_t unresolved_types_; - - size_t resolved_instance_fields_; - size_t unresolved_instance_fields_; - - size_t resolved_local_static_fields_; - size_t resolved_static_fields_; - size_t unresolved_static_fields_; - // Type based devirtualization for invoke interface and virtual. - size_t type_based_devirtualization_; - - size_t resolved_methods_[kMaxInvokeType + 1]; - size_t unresolved_methods_[kMaxInvokeType + 1]; - size_t virtual_made_direct_[kMaxInvokeType + 1]; - size_t direct_calls_to_boot_[kMaxInvokeType + 1]; - size_t direct_methods_to_boot_[kMaxInvokeType + 1]; - - size_t safe_casts_; - size_t not_safe_casts_; - - DISALLOW_COPY_AND_ASSIGN(AOTCompilationStats); -}; - -extern "C" void ArtInitCompilerContext(art::CompilerDriver& driver); -extern "C" void ArtInitQuickCompilerContext(art::CompilerDriver& compiler); - -extern "C" void ArtUnInitCompilerContext(art::CompilerDriver& driver); -extern "C" void ArtUnInitQuickCompilerContext(art::CompilerDriver& compiler); - -extern "C" art::CompiledMethod* ArtCompileMethod(art::CompilerDriver& driver, - const art::DexFile::CodeItem* code_item, - uint32_t access_flags, - art::InvokeType invoke_type, - uint32_t class_def_idx, - uint32_t method_idx, - jobject class_loader, - const art::DexFile& dex_file); -extern "C" art::CompiledMethod* ArtQuickCompileMethod(art::CompilerDriver& compiler, - const art::DexFile::CodeItem* code_item, - uint32_t access_flags, - art::InvokeType invoke_type, - uint32_t class_def_idx, - uint32_t method_idx, - jobject class_loader, - const art::DexFile& dex_file); - -extern "C" art::CompiledMethod* ArtCompileDEX(art::CompilerDriver& compiler, - const art::DexFile::CodeItem* code_item, - uint32_t access_flags, - art::InvokeType invoke_type, - uint32_t class_def_idx, - uint32_t method_idx, - jobject class_loader, - const art::DexFile& dex_file); - -extern "C" art::CompiledMethod* SeaIrCompileMethod(art::CompilerDriver& compiler, - const art::DexFile::CodeItem* code_item, - uint32_t access_flags, - art::InvokeType invoke_type, - uint32_t class_def_idx, - uint32_t method_idx, - jobject class_loader, - const art::DexFile& dex_file); - -extern "C" art::CompiledMethod* ArtLLVMJniCompileMethod(art::CompilerDriver& driver, - uint32_t access_flags, uint32_t method_idx, - const art::DexFile& dex_file); - -extern "C" art::CompiledMethod* ArtQuickJniCompileMethod(art::CompilerDriver& compiler, - uint32_t access_flags, uint32_t method_idx, - const art::DexFile& dex_file); - -extern "C" void compilerLLVMSetBitcodeFileName(art::CompilerDriver& driver, - std::string const& filename); - -CompilerDriver::CompilerDriver(CompilerBackend compiler_backend, InstructionSet instruction_set, - bool image, DescriptorSet* image_classes, - size_t thread_count, bool support_debugging, - bool dump_stats, bool dump_timings) - : compiler_backend_(compiler_backend), - instruction_set_(instruction_set), - freezing_constructor_lock_("freezing constructor lock"), - compiled_classes_lock_("compiled classes lock"), - compiled_methods_lock_("compiled method lock"), - image_(image), - image_classes_(image_classes), - thread_count_(thread_count), - support_debugging_(support_debugging), - start_ns_(0), - stats_(new AOTCompilationStats), - dump_stats_(dump_stats), - dump_timings_(dump_timings), - compiler_library_(NULL), - compiler_(NULL), - compiler_context_(NULL), - jni_compiler_(NULL), - compiler_enable_auto_elf_loading_(NULL), - compiler_get_method_code_addr_(NULL), - support_boot_image_fixup_(true) -{ - CHECK_PTHREAD_CALL(pthread_key_create, (&tls_key_, NULL), "compiler tls key"); - - // TODO: more work needed to combine initializations and allow per-method backend selection - typedef void (*InitCompilerContextFn)(CompilerDriver&); - InitCompilerContextFn init_compiler_context; - if (compiler_backend_ == kPortable){ - // Initialize compiler_context_ - init_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtInitCompilerContext); - compiler_ = reinterpret_cast<CompilerFn>(ArtCompileMethod); - } else { - init_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtInitQuickCompilerContext); - compiler_ = reinterpret_cast<CompilerFn>(ArtQuickCompileMethod); - } - - dex_to_dex_compiler_ = reinterpret_cast<CompilerFn>(ArtCompileDEX); - -#ifdef ART_SEA_IR_MODE - sea_ir_compiler_ = NULL; - if (Runtime::Current()->IsSeaIRMode()) { - sea_ir_compiler_ = reinterpret_cast<CompilerFn>(SeaIrCompileMethod); - } -#endif - - init_compiler_context(*this); - - if (compiler_backend_ == kPortable) { - jni_compiler_ = reinterpret_cast<JniCompilerFn>(ArtLLVMJniCompileMethod); - } else { - jni_compiler_ = reinterpret_cast<JniCompilerFn>(ArtQuickJniCompileMethod); - } - - CHECK(!Runtime::Current()->IsStarted()); - if (!image_) { - CHECK(image_classes_.get() == NULL); - } -} - -CompilerDriver::~CompilerDriver() { - Thread* self = Thread::Current(); - { - MutexLock mu(self, compiled_classes_lock_); - STLDeleteValues(&compiled_classes_); - } - { - MutexLock mu(self, compiled_methods_lock_); - STLDeleteValues(&compiled_methods_); - } - { - MutexLock mu(self, compiled_methods_lock_); - STLDeleteElements(&code_to_patch_); - } - { - MutexLock mu(self, compiled_methods_lock_); - STLDeleteElements(&methods_to_patch_); - } - CHECK_PTHREAD_CALL(pthread_key_delete, (tls_key_), "delete tls key"); - typedef void (*UninitCompilerContextFn)(CompilerDriver&); - UninitCompilerContextFn uninit_compiler_context; - // Uninitialize compiler_context_ - // TODO: rework to combine initialization/uninitialization - if (compiler_backend_ == kPortable) { - uninit_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtUnInitCompilerContext); - } else { - uninit_compiler_context = reinterpret_cast<void (*)(CompilerDriver&)>(ArtUnInitQuickCompilerContext); - } - uninit_compiler_context(*this); -} - -CompilerTls* CompilerDriver::GetTls() { - // Lazily create thread-local storage - CompilerTls* res = static_cast<CompilerTls*>(pthread_getspecific(tls_key_)); - if (res == NULL) { - res = new CompilerTls(); - CHECK_PTHREAD_CALL(pthread_setspecific, (tls_key_, res), "compiler tls"); - } - return res; -} - -const std::vector<uint8_t>* CompilerDriver::CreatePortableResolutionTrampoline() const { - switch (instruction_set_) { - case kArm: - case kThumb2: - return arm::CreatePortableResolutionTrampoline(); - case kMips: - return mips::CreatePortableResolutionTrampoline(); - case kX86: - return x86::CreatePortableResolutionTrampoline(); - default: - LOG(FATAL) << "Unknown InstructionSet: " << instruction_set_; - return NULL; - } -} - -const std::vector<uint8_t>* CompilerDriver::CreateQuickResolutionTrampoline() const { - switch (instruction_set_) { - case kArm: - case kThumb2: - return arm::CreateQuickResolutionTrampoline(); - case kMips: - return mips::CreateQuickResolutionTrampoline(); - case kX86: - return x86::CreateQuickResolutionTrampoline(); - default: - LOG(FATAL) << "Unknown InstructionSet: " << instruction_set_; - return NULL; - } -} - -const std::vector<uint8_t>* CompilerDriver::CreateInterpreterToInterpreterEntry() const { - switch (instruction_set_) { - case kArm: - case kThumb2: - return arm::CreateInterpreterToInterpreterEntry(); - case kMips: - return mips::CreateInterpreterToInterpreterEntry(); - case kX86: - return x86::CreateInterpreterToInterpreterEntry(); - default: - LOG(FATAL) << "Unknown InstructionSet: " << instruction_set_; - return NULL; - } -} - -const std::vector<uint8_t>* CompilerDriver::CreateInterpreterToQuickEntry() const { - switch (instruction_set_) { - case kArm: - case kThumb2: - return arm::CreateInterpreterToQuickEntry(); - case kMips: - return mips::CreateInterpreterToQuickEntry(); - case kX86: - return x86::CreateInterpreterToQuickEntry(); - default: - LOG(FATAL) << "Unknown InstructionSet: " << instruction_set_; - return NULL; - } -} - -void CompilerDriver::CompileAll(jobject class_loader, - const std::vector<const DexFile*>& dex_files) { - DCHECK(!Runtime::Current()->IsStarted()); - - UniquePtr<ThreadPool> thread_pool(new ThreadPool(thread_count_)); - TimingLogger timings("compiler", false); - - PreCompile(class_loader, dex_files, *thread_pool.get(), timings); - - Compile(class_loader, dex_files, *thread_pool.get(), timings); - - if (dump_timings_ && timings.GetTotalNs() > MsToNs(1000)) { - LOG(INFO) << Dumpable<TimingLogger>(timings); - } - - if (dump_stats_) { - stats_->Dump(); - } -} - -static bool IsDexToDexCompilationAllowed(mirror::ClassLoader* class_loader, - const DexFile& dex_file, - const DexFile::ClassDef& class_def) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - // Do not allow DEX-to-DEX compilation of image classes. This is to prevent the - // verifier from passing on "quick" instruction at compilation time. It must - // only pass on quick instructions at runtime. - if (class_loader == NULL) { - return false; - } - const char* descriptor = dex_file.GetClassDescriptor(class_def); - ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); - mirror::Class* klass = class_linker->FindClass(descriptor, class_loader); - if (klass == NULL) { - Thread* self = Thread::Current(); - CHECK(self->IsExceptionPending()); - self->ClearException(); - return false; - } - // DEX-to-DEX compilation is only allowed on preverified classes. - return klass->IsVerified(); -} - -void CompilerDriver::CompileOne(const mirror::AbstractMethod* method) { - DCHECK(!Runtime::Current()->IsStarted()); - Thread* self = Thread::Current(); - jobject jclass_loader; - const DexFile* dex_file; - uint32_t class_def_idx; - { - ScopedObjectAccessUnchecked soa(self); - ScopedLocalRef<jobject> - local_class_loader(soa.Env(), - soa.AddLocalReference<jobject>(method->GetDeclaringClass()->GetClassLoader())); - jclass_loader = soa.Env()->NewGlobalRef(local_class_loader.get()); - // Find the dex_file - MethodHelper mh(method); - dex_file = &mh.GetDexFile(); - class_def_idx = mh.GetClassDefIndex(); - } - self->TransitionFromRunnableToSuspended(kNative); - - std::vector<const DexFile*> dex_files; - dex_files.push_back(dex_file); - - UniquePtr<ThreadPool> thread_pool(new ThreadPool(1U)); - TimingLogger timings("CompileOne", false); - PreCompile(jclass_loader, dex_files, *thread_pool.get(), timings); - - uint32_t method_idx = method->GetDexMethodIndex(); - const DexFile::CodeItem* code_item = dex_file->GetCodeItem(method->GetCodeItemOffset()); - // Can we run DEX-to-DEX compiler on this class ? - bool allow_dex_compilation; - { - ScopedObjectAccess soa(Thread::Current()); - const DexFile::ClassDef& class_def = dex_file->GetClassDef(class_def_idx); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(jclass_loader); - allow_dex_compilation = IsDexToDexCompilationAllowed(class_loader, *dex_file, class_def); - } - CompileMethod(code_item, method->GetAccessFlags(), method->GetInvokeType(), - class_def_idx, method_idx, jclass_loader, *dex_file, allow_dex_compilation); - - self->GetJniEnv()->DeleteGlobalRef(jclass_loader); - - self->TransitionFromSuspendedToRunnable(); -} - -void CompilerDriver::Resolve(jobject class_loader, const std::vector<const DexFile*>& dex_files, - ThreadPool& thread_pool, TimingLogger& timings) { - for (size_t i = 0; i != dex_files.size(); ++i) { - const DexFile* dex_file = dex_files[i]; - CHECK(dex_file != NULL); - ResolveDexFile(class_loader, *dex_file, thread_pool, timings); - } -} - -void CompilerDriver::PreCompile(jobject class_loader, const std::vector<const DexFile*>& dex_files, - ThreadPool& thread_pool, TimingLogger& timings) { - LoadImageClasses(timings); - - Resolve(class_loader, dex_files, thread_pool, timings); - - Verify(class_loader, dex_files, thread_pool, timings); - - InitializeClasses(class_loader, dex_files, thread_pool, timings); - - UpdateImageClasses(timings); -} - -bool CompilerDriver::IsImageClass(const char* descriptor) const { - DCHECK(descriptor != NULL); - if (image_classes_.get() == NULL) { - return true; - } - return image_classes_->find(descriptor) != image_classes_->end(); -} - -static void ResolveExceptionsForMethod(MethodHelper* mh, - std::set<std::pair<uint16_t, const DexFile*> >& exceptions_to_resolve) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - const DexFile::CodeItem* code_item = mh->GetCodeItem(); - if (code_item == NULL) { - return; // native or abstract method - } - if (code_item->tries_size_ == 0) { - return; // nothing to process - } - const byte* encoded_catch_handler_list = DexFile::GetCatchHandlerData(*code_item, 0); - size_t num_encoded_catch_handlers = DecodeUnsignedLeb128(&encoded_catch_handler_list); - for (size_t i = 0; i < num_encoded_catch_handlers; i++) { - int32_t encoded_catch_handler_size = DecodeSignedLeb128(&encoded_catch_handler_list); - bool has_catch_all = false; - if (encoded_catch_handler_size <= 0) { - encoded_catch_handler_size = -encoded_catch_handler_size; - has_catch_all = true; - } - for (int32_t j = 0; j < encoded_catch_handler_size; j++) { - uint16_t encoded_catch_handler_handlers_type_idx = - DecodeUnsignedLeb128(&encoded_catch_handler_list); - // Add to set of types to resolve if not already in the dex cache resolved types - if (!mh->IsResolvedTypeIdx(encoded_catch_handler_handlers_type_idx)) { - exceptions_to_resolve.insert( - std::pair<uint16_t, const DexFile*>(encoded_catch_handler_handlers_type_idx, - &mh->GetDexFile())); - } - // ignore address associated with catch handler - DecodeUnsignedLeb128(&encoded_catch_handler_list); - } - if (has_catch_all) { - // ignore catch all address - DecodeUnsignedLeb128(&encoded_catch_handler_list); - } - } -} - -static bool ResolveCatchBlockExceptionsClassVisitor(mirror::Class* c, void* arg) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - std::set<std::pair<uint16_t, const DexFile*> >* exceptions_to_resolve = - reinterpret_cast<std::set<std::pair<uint16_t, const DexFile*> >*>(arg); - MethodHelper mh; - for (size_t i = 0; i < c->NumVirtualMethods(); ++i) { - mirror::AbstractMethod* m = c->GetVirtualMethod(i); - mh.ChangeMethod(m); - ResolveExceptionsForMethod(&mh, *exceptions_to_resolve); - } - for (size_t i = 0; i < c->NumDirectMethods(); ++i) { - mirror::AbstractMethod* m = c->GetDirectMethod(i); - mh.ChangeMethod(m); - ResolveExceptionsForMethod(&mh, *exceptions_to_resolve); - } - return true; -} - -static bool RecordImageClassesVisitor(mirror::Class* klass, void* arg) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - CompilerDriver::DescriptorSet* image_classes = - reinterpret_cast<CompilerDriver::DescriptorSet*>(arg); - image_classes->insert(ClassHelper(klass).GetDescriptor()); - return true; -} - -// Make a list of descriptors for classes to include in the image -void CompilerDriver::LoadImageClasses(TimingLogger& timings) - LOCKS_EXCLUDED(Locks::mutator_lock_) { - if (image_classes_.get() == NULL) { - return; - } - - // Make a first class to load all classes explicitly listed in the file - Thread* self = Thread::Current(); - ScopedObjectAccess soa(self); - ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); - typedef DescriptorSet::iterator It; // TODO: C++0x auto - for (It it = image_classes_->begin(), end = image_classes_->end(); it != end;) { - std::string descriptor(*it); - SirtRef<mirror::Class> klass(self, class_linker->FindSystemClass(descriptor.c_str())); - if (klass.get() == NULL) { - image_classes_->erase(it++); - LOG(WARNING) << "Failed to find class " << descriptor; - Thread::Current()->ClearException(); - } else { - ++it; - } - } - - // Resolve exception classes referenced by the loaded classes. The catch logic assumes - // exceptions are resolved by the verifier when there is a catch block in an interested method. - // Do this here so that exception classes appear to have been specified image classes. - std::set<std::pair<uint16_t, const DexFile*> > unresolved_exception_types; - SirtRef<mirror::Class> java_lang_Throwable(self, - class_linker->FindSystemClass("Ljava/lang/Throwable;")); - do { - unresolved_exception_types.clear(); - class_linker->VisitClasses(ResolveCatchBlockExceptionsClassVisitor, - &unresolved_exception_types); - typedef std::set<std::pair<uint16_t, const DexFile*> >::const_iterator It; // TODO: C++0x auto - for (It it = unresolved_exception_types.begin(), - end = unresolved_exception_types.end(); - it != end; ++it) { - uint16_t exception_type_idx = it->first; - const DexFile* dex_file = it->second; - mirror::DexCache* dex_cache = class_linker->FindDexCache(*dex_file); - mirror:: ClassLoader* class_loader = NULL; - SirtRef<mirror::Class> klass(self, class_linker->ResolveType(*dex_file, exception_type_idx, - dex_cache, class_loader)); - if (klass.get() == NULL) { - const DexFile::TypeId& type_id = dex_file->GetTypeId(exception_type_idx); - const char* descriptor = dex_file->GetTypeDescriptor(type_id); - LOG(FATAL) << "Failed to resolve class " << descriptor; - } - DCHECK(java_lang_Throwable->IsAssignableFrom(klass.get())); - } - // Resolving exceptions may load classes that reference more exceptions, iterate until no - // more are found - } while (!unresolved_exception_types.empty()); - - // We walk the roots looking for classes so that we'll pick up the - // above classes plus any classes them depend on such super - // classes, interfaces, and the required ClassLinker roots. - class_linker->VisitClasses(RecordImageClassesVisitor, image_classes_.get()); - - CHECK_NE(image_classes_->size(), 0U); - timings.AddSplit("LoadImageClasses"); -} - -static void MaybeAddToImageClasses(mirror::Class* klass, CompilerDriver::DescriptorSet* image_classes) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - while (!klass->IsObjectClass()) { - ClassHelper kh(klass); - const char* descriptor = kh.GetDescriptor(); - std::pair<CompilerDriver::DescriptorSet::iterator, bool> result = - image_classes->insert(descriptor); - if (result.second) { - LOG(INFO) << "Adding " << descriptor << " to image classes"; - } else { - return; - } - for (size_t i = 0; i < kh.NumDirectInterfaces(); ++i) { - MaybeAddToImageClasses(kh.GetDirectInterface(i), image_classes); - } - if (klass->IsArrayClass()) { - MaybeAddToImageClasses(klass->GetComponentType(), image_classes); - } - klass = klass->GetSuperClass(); - } -} - -void CompilerDriver::FindClinitImageClassesCallback(mirror::Object* object, void* arg) { - DCHECK(object != NULL); - DCHECK(arg != NULL); - CompilerDriver* compiler_driver = reinterpret_cast<CompilerDriver*>(arg); - MaybeAddToImageClasses(object->GetClass(), compiler_driver->image_classes_.get()); -} - -void CompilerDriver::UpdateImageClasses(TimingLogger& timings) { - if (image_classes_.get() == NULL) { - return; - } - - // Update image_classes_ with classes for objects created by <clinit> methods. - Thread* self = Thread::Current(); - const char* old_cause = self->StartAssertNoThreadSuspension("ImageWriter"); - gc::Heap* heap = Runtime::Current()->GetHeap(); - // TODO: Image spaces only? - WriterMutexLock mu(self, *Locks::heap_bitmap_lock_); - heap->FlushAllocStack(); - heap->GetLiveBitmap()->Walk(FindClinitImageClassesCallback, this); - self->EndAssertNoThreadSuspension(old_cause); - timings.AddSplit("UpdateImageClasses"); -} - -void CompilerDriver::RecordClassStatus(ClassReference ref, CompiledClass* compiled_class) { - MutexLock mu(Thread::Current(), CompilerDriver::compiled_classes_lock_); - compiled_classes_.Put(ref, compiled_class); -} - -bool CompilerDriver::CanAssumeTypeIsPresentInDexCache(const DexFile& dex_file, - uint32_t type_idx) { - if (IsImage() && IsImageClass(dex_file.GetTypeDescriptor(dex_file.GetTypeId(type_idx)))) { - if (kIsDebugBuild) { - ScopedObjectAccess soa(Thread::Current()); - mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); - mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); - CHECK(resolved_class != NULL); - } - stats_->TypeInDexCache(); - return true; - } else { - stats_->TypeNotInDexCache(); - return false; - } -} - -bool CompilerDriver::CanAssumeStringIsPresentInDexCache(const DexFile& dex_file, - uint32_t string_idx) { - // See also Compiler::ResolveDexFile - - bool result = false; - if (IsImage()) { - // We resolve all const-string strings when building for the image. - ScopedObjectAccess soa(Thread::Current()); - mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); - Runtime::Current()->GetClassLinker()->ResolveString(dex_file, string_idx, dex_cache); - result = true; - } - if (result) { - stats_->StringInDexCache(); - } else { - stats_->StringNotInDexCache(); - } - return result; -} - -bool CompilerDriver::CanAccessTypeWithoutChecks(uint32_t referrer_idx, const DexFile& dex_file, - uint32_t type_idx, - bool* type_known_final, bool* type_known_abstract, - bool* equals_referrers_class) { - if (type_known_final != NULL) { - *type_known_final = false; - } - if (type_known_abstract != NULL) { - *type_known_abstract = false; - } - if (equals_referrers_class != NULL) { - *equals_referrers_class = false; - } - ScopedObjectAccess soa(Thread::Current()); - mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); - // Get type from dex cache assuming it was populated by the verifier - mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); - if (resolved_class == NULL) { - stats_->TypeNeedsAccessCheck(); - return false; // Unknown class needs access checks. - } - const DexFile::MethodId& method_id = dex_file.GetMethodId(referrer_idx); - if (equals_referrers_class != NULL) { - *equals_referrers_class = (method_id.class_idx_ == type_idx); - } - mirror::Class* referrer_class = dex_cache->GetResolvedType(method_id.class_idx_); - if (referrer_class == NULL) { - stats_->TypeNeedsAccessCheck(); - return false; // Incomplete referrer knowledge needs access check. - } - // Perform access check, will return true if access is ok or false if we're going to have to - // check this at runtime (for example for class loaders). - bool result = referrer_class->CanAccess(resolved_class); - if (result) { - stats_->TypeDoesntNeedAccessCheck(); - if (type_known_final != NULL) { - *type_known_final = resolved_class->IsFinal() && !resolved_class->IsArrayClass(); - } - if (type_known_abstract != NULL) { - *type_known_abstract = resolved_class->IsAbstract() && !resolved_class->IsArrayClass(); - } - } else { - stats_->TypeNeedsAccessCheck(); - } - return result; -} - -bool CompilerDriver::CanAccessInstantiableTypeWithoutChecks(uint32_t referrer_idx, - const DexFile& dex_file, - uint32_t type_idx) { - ScopedObjectAccess soa(Thread::Current()); - mirror::DexCache* dex_cache = Runtime::Current()->GetClassLinker()->FindDexCache(dex_file); - // Get type from dex cache assuming it was populated by the verifier. - mirror::Class* resolved_class = dex_cache->GetResolvedType(type_idx); - if (resolved_class == NULL) { - stats_->TypeNeedsAccessCheck(); - return false; // Unknown class needs access checks. - } - const DexFile::MethodId& method_id = dex_file.GetMethodId(referrer_idx); - mirror::Class* referrer_class = dex_cache->GetResolvedType(method_id.class_idx_); - if (referrer_class == NULL) { - stats_->TypeNeedsAccessCheck(); - return false; // Incomplete referrer knowledge needs access check. - } - // Perform access and instantiable checks, will return true if access is ok or false if we're - // going to have to check this at runtime (for example for class loaders). - bool result = referrer_class->CanAccess(resolved_class) && resolved_class->IsInstantiable(); - if (result) { - stats_->TypeDoesntNeedAccessCheck(); - } else { - stats_->TypeNeedsAccessCheck(); - } - return result; -} - -static mirror::Class* ComputeCompilingMethodsClass(ScopedObjectAccess& soa, - mirror::DexCache* dex_cache, - const DexCompilationUnit* mUnit) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - // The passed dex_cache is a hint, sanity check before asking the class linker that will take a - // lock. - if (dex_cache->GetDexFile() != mUnit->GetDexFile()) { - dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); - } - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()); - const DexFile::MethodId& referrer_method_id = mUnit->GetDexFile()->GetMethodId(mUnit->GetDexMethodIndex()); - return mUnit->GetClassLinker()->ResolveType(*mUnit->GetDexFile(), referrer_method_id.class_idx_, - dex_cache, class_loader); -} - -static mirror::Field* ComputeFieldReferencedFromCompilingMethod(ScopedObjectAccess& soa, - const DexCompilationUnit* mUnit, - uint32_t field_idx) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - mirror::DexCache* dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()); - return mUnit->GetClassLinker()->ResolveField(*mUnit->GetDexFile(), field_idx, dex_cache, - class_loader, false); -} - -static mirror::AbstractMethod* ComputeMethodReferencedFromCompilingMethod(ScopedObjectAccess& soa, - const DexCompilationUnit* mUnit, - uint32_t method_idx, - InvokeType type) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - mirror::DexCache* dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()); - return mUnit->GetClassLinker()->ResolveMethod(*mUnit->GetDexFile(), method_idx, dex_cache, - class_loader, NULL, type); -} - -bool CompilerDriver::ComputeInstanceFieldInfo(uint32_t field_idx, const DexCompilationUnit* mUnit, - int& field_offset, bool& is_volatile, bool is_put) { - ScopedObjectAccess soa(Thread::Current()); - // Conservative defaults. - field_offset = -1; - is_volatile = true; - // Try to resolve field and ignore if an Incompatible Class Change Error (ie is static). - mirror::Field* resolved_field = ComputeFieldReferencedFromCompilingMethod(soa, mUnit, field_idx); - if (resolved_field != NULL && !resolved_field->IsStatic()) { - mirror::Class* referrer_class = - ComputeCompilingMethodsClass(soa, resolved_field->GetDeclaringClass()->GetDexCache(), - mUnit); - if (referrer_class != NULL) { - mirror::Class* fields_class = resolved_field->GetDeclaringClass(); - bool access_ok = referrer_class->CanAccess(fields_class) && - referrer_class->CanAccessMember(fields_class, - resolved_field->GetAccessFlags()); - if (!access_ok) { - // The referring class can't access the resolved field, this may occur as a result of a - // protected field being made public by a sub-class. Resort to the dex file to determine - // the correct class for the access check. - const DexFile& dex_file = *referrer_class->GetDexCache()->GetDexFile(); - mirror::Class* dex_fields_class = mUnit->GetClassLinker()->ResolveType(dex_file, - dex_file.GetFieldId(field_idx).class_idx_, - referrer_class); - access_ok = referrer_class->CanAccess(dex_fields_class) && - referrer_class->CanAccessMember(dex_fields_class, - resolved_field->GetAccessFlags()); - } - bool is_write_to_final_from_wrong_class = is_put && resolved_field->IsFinal() && - fields_class != referrer_class; - if (access_ok && !is_write_to_final_from_wrong_class) { - field_offset = resolved_field->GetOffset().Int32Value(); - is_volatile = resolved_field->IsVolatile(); - stats_->ResolvedInstanceField(); - return true; // Fast path. - } - } - } - // Clean up any exception left by field/type resolution - if (soa.Self()->IsExceptionPending()) { - soa.Self()->ClearException(); - } - stats_->UnresolvedInstanceField(); - return false; // Incomplete knowledge needs slow path. -} - -bool CompilerDriver::ComputeStaticFieldInfo(uint32_t field_idx, const DexCompilationUnit* mUnit, - int& field_offset, int& ssb_index, - bool& is_referrers_class, bool& is_volatile, - bool is_put) { - ScopedObjectAccess soa(Thread::Current()); - // Conservative defaults. - field_offset = -1; - ssb_index = -1; - is_referrers_class = false; - is_volatile = true; - // Try to resolve field and ignore if an Incompatible Class Change Error (ie isn't static). - mirror::Field* resolved_field = ComputeFieldReferencedFromCompilingMethod(soa, mUnit, field_idx); - if (resolved_field != NULL && resolved_field->IsStatic()) { - mirror::Class* referrer_class = - ComputeCompilingMethodsClass(soa, resolved_field->GetDeclaringClass()->GetDexCache(), - mUnit); - if (referrer_class != NULL) { - mirror::Class* fields_class = resolved_field->GetDeclaringClass(); - if (fields_class == referrer_class) { - is_referrers_class = true; // implies no worrying about class initialization - field_offset = resolved_field->GetOffset().Int32Value(); - is_volatile = resolved_field->IsVolatile(); - stats_->ResolvedLocalStaticField(); - return true; // fast path - } else { - bool access_ok = referrer_class->CanAccess(fields_class) && - referrer_class->CanAccessMember(fields_class, - resolved_field->GetAccessFlags()); - if (!access_ok) { - // The referring class can't access the resolved field, this may occur as a result of a - // protected field being made public by a sub-class. Resort to the dex file to determine - // the correct class for the access check. Don't change the field's class as that is - // used to identify the SSB. - const DexFile& dex_file = *referrer_class->GetDexCache()->GetDexFile(); - mirror::Class* dex_fields_class = - mUnit->GetClassLinker()->ResolveType(dex_file, - dex_file.GetFieldId(field_idx).class_idx_, - referrer_class); - access_ok = referrer_class->CanAccess(dex_fields_class) && - referrer_class->CanAccessMember(dex_fields_class, - resolved_field->GetAccessFlags()); - } - bool is_write_to_final_from_wrong_class = is_put && resolved_field->IsFinal(); - if (access_ok && !is_write_to_final_from_wrong_class) { - // We have the resolved field, we must make it into a ssbIndex for the referrer - // in its static storage base (which may fail if it doesn't have a slot for it) - // TODO: for images we can elide the static storage base null check - // if we know there's a non-null entry in the image - mirror::DexCache* dex_cache = mUnit->GetClassLinker()->FindDexCache(*mUnit->GetDexFile()); - if (fields_class->GetDexCache() == dex_cache) { - // common case where the dex cache of both the referrer and the field are the same, - // no need to search the dex file - ssb_index = fields_class->GetDexTypeIndex(); - field_offset = resolved_field->GetOffset().Int32Value(); - is_volatile = resolved_field->IsVolatile(); - stats_->ResolvedStaticField(); - return true; - } - // Search dex file for localized ssb index, may fail if field's class is a parent - // of the class mentioned in the dex file and there is no dex cache entry. - const DexFile::StringId* string_id = - mUnit->GetDexFile()->FindStringId(FieldHelper(resolved_field).GetDeclaringClassDescriptor()); - if (string_id != NULL) { - const DexFile::TypeId* type_id = - mUnit->GetDexFile()->FindTypeId(mUnit->GetDexFile()->GetIndexForStringId(*string_id)); - if (type_id != NULL) { - // medium path, needs check of static storage base being initialized - ssb_index = mUnit->GetDexFile()->GetIndexForTypeId(*type_id); - field_offset = resolved_field->GetOffset().Int32Value(); - is_volatile = resolved_field->IsVolatile(); - stats_->ResolvedStaticField(); - return true; - } - } - } - } - } - } - // Clean up any exception left by field/type resolution - if (soa.Self()->IsExceptionPending()) { - soa.Self()->ClearException(); - } - stats_->UnresolvedStaticField(); - return false; // Incomplete knowledge needs slow path. -} - -void CompilerDriver::GetCodeAndMethodForDirectCall(InvokeType type, InvokeType sharp_type, - mirror::Class* referrer_class, - mirror::AbstractMethod* method, - uintptr_t& direct_code, - uintptr_t& direct_method, - bool update_stats) { - // For direct and static methods compute possible direct_code and direct_method values, ie - // an address for the Method* being invoked and an address of the code for that Method*. - // For interface calls compute a value for direct_method that is the interface method being - // invoked, so this can be passed to the out-of-line runtime support code. - direct_code = 0; - direct_method = 0; - if (compiler_backend_ == kPortable) { - if (sharp_type != kStatic && sharp_type != kDirect) { - return; - } - } else { - if (sharp_type != kStatic && sharp_type != kDirect && sharp_type != kInterface) { - return; - } - } - bool method_code_in_boot = method->GetDeclaringClass()->GetClassLoader() == NULL; - if (!method_code_in_boot) { - return; - } - bool has_clinit_trampoline = method->IsStatic() && !method->GetDeclaringClass()->IsInitialized(); - if (has_clinit_trampoline && (method->GetDeclaringClass() != referrer_class)) { - // Ensure we run the clinit trampoline unless we are invoking a static method in the same class. - return; - } - if (update_stats) { - if (sharp_type != kInterface) { // Interfaces always go via a trampoline. - stats_->DirectCallsToBoot(type); - } - stats_->DirectMethodsToBoot(type); - } - bool compiling_boot = Runtime::Current()->GetHeap()->GetContinuousSpaces().size() == 1; - if (compiling_boot) { - if (support_boot_image_fixup_) { - MethodHelper mh(method); - if (IsImageClass(mh.GetDeclaringClassDescriptor())) { - // We can only branch directly to Methods that are resolved in the DexCache. - // Otherwise we won't invoke the resolution trampoline. - direct_method = -1; - direct_code = -1; - } - } - } else { - if (Runtime::Current()->GetHeap()->FindSpaceFromObject(method, false)->IsImageSpace()) { - direct_method = reinterpret_cast<uintptr_t>(method); - } - direct_code = reinterpret_cast<uintptr_t>(method->GetEntryPointFromCompiledCode()); - } -} - -bool CompilerDriver::ComputeInvokeInfo(const DexCompilationUnit* mUnit, const uint32_t dex_pc, - InvokeType& invoke_type, - MethodReference& target_method, - int& vtable_idx, - uintptr_t& direct_code, uintptr_t& direct_method, - bool update_stats) { - ScopedObjectAccess soa(Thread::Current()); - vtable_idx = -1; - direct_code = 0; - direct_method = 0; - mirror::AbstractMethod* resolved_method = - ComputeMethodReferencedFromCompilingMethod(soa, mUnit, target_method.dex_method_index, - invoke_type); - if (resolved_method != NULL) { - // Don't try to fast-path if we don't understand the caller's class or this appears to be an - // Incompatible Class Change Error. - mirror::Class* referrer_class = - ComputeCompilingMethodsClass(soa, resolved_method->GetDeclaringClass()->GetDexCache(), - mUnit); - bool icce = resolved_method->CheckIncompatibleClassChange(invoke_type); - if (referrer_class != NULL && !icce) { - mirror::Class* methods_class = resolved_method->GetDeclaringClass(); - if (!referrer_class->CanAccess(methods_class) || - !referrer_class->CanAccessMember(methods_class, - resolved_method->GetAccessFlags())) { - // The referring class can't access the resolved method, this may occur as a result of a - // protected method being made public by implementing an interface that re-declares the - // method public. Resort to the dex file to determine the correct class for the access - // check. - uint16_t class_idx = - target_method.dex_file->GetMethodId(target_method.dex_method_index).class_idx_; - methods_class = mUnit->GetClassLinker()->ResolveType(*target_method.dex_file, - class_idx, referrer_class); - } - if (referrer_class->CanAccess(methods_class) && - referrer_class->CanAccessMember(methods_class, resolved_method->GetAccessFlags())) { - const bool kEnableFinalBasedSharpening = true; - // Sharpen a virtual call into a direct call when the target is known not to have been - // overridden (ie is final). - bool can_sharpen_virtual_based_on_type = - (invoke_type == kVirtual) && (resolved_method->IsFinal() || methods_class->IsFinal()); - // For invoke-super, ensure the vtable index will be correct to dispatch in the vtable of - // the super class. - bool can_sharpen_super_based_on_type = (invoke_type == kSuper) && - (referrer_class != methods_class) && referrer_class->IsSubClass(methods_class) && - resolved_method->GetMethodIndex() < methods_class->GetVTable()->GetLength() && - (methods_class->GetVTable()->Get(resolved_method->GetMethodIndex()) == resolved_method); - - if (kEnableFinalBasedSharpening && (can_sharpen_virtual_based_on_type || - can_sharpen_super_based_on_type)) { - // Sharpen a virtual call into a direct call. The method_idx is into referrer's - // dex cache, check that this resolved method is where we expect it. - CHECK(referrer_class->GetDexCache()->GetResolvedMethod(target_method.dex_method_index) == - resolved_method) << PrettyMethod(resolved_method); - if (update_stats) { - stats_->ResolvedMethod(invoke_type); - stats_->VirtualMadeDirect(invoke_type); - } - GetCodeAndMethodForDirectCall(invoke_type, kDirect, referrer_class, resolved_method, - direct_code, direct_method, update_stats); - invoke_type = kDirect; - return true; - } - const bool kEnableVerifierBasedSharpening = true; - if (kEnableVerifierBasedSharpening && (invoke_type == kVirtual || - invoke_type == kInterface)) { - // Did the verifier record a more precise invoke target based on its type information? - const MethodReference caller_method(mUnit->GetDexFile(), mUnit->GetDexMethodIndex()); - const MethodReference* devirt_map_target = - verifier::MethodVerifier::GetDevirtMap(caller_method, dex_pc); - if (devirt_map_target != NULL) { - mirror::DexCache* target_dex_cache = - mUnit->GetClassLinker()->FindDexCache(*devirt_map_target->dex_file); - mirror::ClassLoader* class_loader = - soa.Decode<mirror::ClassLoader*>(mUnit->GetClassLoader()); - mirror::AbstractMethod* called_method = - mUnit->GetClassLinker()->ResolveMethod(*devirt_map_target->dex_file, - devirt_map_target->dex_method_index, - target_dex_cache, class_loader, NULL, - kVirtual); - CHECK(called_method != NULL); - CHECK(!called_method->IsAbstract()); - GetCodeAndMethodForDirectCall(invoke_type, kDirect, referrer_class, called_method, - direct_code, direct_method, update_stats); - bool compiler_needs_dex_cache = - (GetCompilerBackend() == kPortable) || - (GetCompilerBackend() == kQuick && instruction_set_ != kThumb2) || - (direct_code == 0) || (direct_code == static_cast<unsigned int>(-1)) || - (direct_method == 0) || (direct_method == static_cast<unsigned int>(-1)); - if ((devirt_map_target->dex_file != target_method.dex_file) && - compiler_needs_dex_cache) { - // We need to use the dex cache to find either the method or code, and the dex file - // containing the method isn't the one expected for the target method. Try to find - // the method within the expected target dex file. - // TODO: the -1 could be handled as direct code if the patching new the target dex - // file. - // TODO: quick only supports direct pointers with Thumb2. - // TODO: the following should be factored into a common helper routine to find - // one dex file's method within another. - const DexFile* dexfile = target_method.dex_file; - const DexFile* cm_dexfile = - called_method->GetDeclaringClass()->GetDexCache()->GetDexFile(); - const DexFile::MethodId& cm_method_id = - cm_dexfile->GetMethodId(called_method->GetDexMethodIndex()); - const char* cm_descriptor = cm_dexfile->StringByTypeIdx(cm_method_id.class_idx_); - const DexFile::StringId* descriptor = dexfile->FindStringId(cm_descriptor); - if (descriptor != NULL) { - const DexFile::TypeId* type_id = - dexfile->FindTypeId(dexfile->GetIndexForStringId(*descriptor)); - if (type_id != NULL) { - const char* cm_name = cm_dexfile->GetMethodName(cm_method_id); - const DexFile::StringId* name = dexfile->FindStringId(cm_name); - if (name != NULL) { - uint16_t return_type_idx; - std::vector<uint16_t> param_type_idxs; - bool success = dexfile->CreateTypeList(&return_type_idx, ¶m_type_idxs, - cm_dexfile->GetMethodSignature(cm_method_id)); - if (success) { - const DexFile::ProtoId* sig = - dexfile->FindProtoId(return_type_idx, param_type_idxs); - if (sig != NULL) { - const DexFile::MethodId* method_id = dexfile->FindMethodId(*type_id, - *name, *sig); - if (method_id != NULL) { - if (update_stats) { - stats_->ResolvedMethod(invoke_type); - stats_->VirtualMadeDirect(invoke_type); - stats_->PreciseTypeDevirtualization(); - } - target_method.dex_method_index = dexfile->GetIndexForMethodId(*method_id); - invoke_type = kDirect; - return true; - } - } - } - } - } - } - // TODO: the stats for direct code and method are off as we failed to find the direct - // method in the referring method's dex cache/file. - } else { - if (update_stats) { - stats_->ResolvedMethod(invoke_type); - stats_->VirtualMadeDirect(invoke_type); - stats_->PreciseTypeDevirtualization(); - } - target_method = *devirt_map_target; - invoke_type = kDirect; - return true; - } - } - } - if (invoke_type == kSuper) { - // Unsharpened super calls are suspicious so go slow-path. - } else { - // Sharpening failed so generate a regular resolved method dispatch. - if (update_stats) { - stats_->ResolvedMethod(invoke_type); - } - if (invoke_type == kVirtual || invoke_type == kSuper) { - vtable_idx = resolved_method->GetMethodIndex(); - } - GetCodeAndMethodForDirectCall(invoke_type, invoke_type, referrer_class, resolved_method, - direct_code, direct_method, update_stats); - return true; - } - } - } - } - // Clean up any exception left by method/invoke_type resolution - if (soa.Self()->IsExceptionPending()) { - soa.Self()->ClearException(); - } - if (update_stats) { - stats_->UnresolvedMethod(invoke_type); - } - return false; // Incomplete knowledge needs slow path. -} - -bool CompilerDriver::IsSafeCast(const MethodReference& mr, uint32_t dex_pc) { - bool result = verifier::MethodVerifier::IsSafeCast(mr, dex_pc); - if (result) { - stats_->SafeCast(); - } else { - stats_->NotASafeCast(); - } - return result; -} - - -void CompilerDriver::AddCodePatch(const DexFile* dex_file, - uint32_t referrer_method_idx, - InvokeType referrer_invoke_type, - uint32_t target_method_idx, - InvokeType target_invoke_type, - size_t literal_offset) { - MutexLock mu(Thread::Current(), compiled_methods_lock_); - code_to_patch_.push_back(new PatchInformation(dex_file, - referrer_method_idx, - referrer_invoke_type, - target_method_idx, - target_invoke_type, - literal_offset)); -} -void CompilerDriver::AddMethodPatch(const DexFile* dex_file, - uint32_t referrer_method_idx, - InvokeType referrer_invoke_type, - uint32_t target_method_idx, - InvokeType target_invoke_type, - size_t literal_offset) { - MutexLock mu(Thread::Current(), compiled_methods_lock_); - methods_to_patch_.push_back(new PatchInformation(dex_file, - referrer_method_idx, - referrer_invoke_type, - target_method_idx, - target_invoke_type, - literal_offset)); -} - -class ParallelCompilationManager { - public: - typedef void Callback(const ParallelCompilationManager* manager, size_t index); - - ParallelCompilationManager(ClassLinker* class_linker, - jobject class_loader, - CompilerDriver* compiler, - const DexFile* dex_file, - ThreadPool& thread_pool) - : class_linker_(class_linker), - class_loader_(class_loader), - compiler_(compiler), - dex_file_(dex_file), - thread_pool_(&thread_pool) {} - - ClassLinker* GetClassLinker() const { - CHECK(class_linker_ != NULL); - return class_linker_; - } - - jobject GetClassLoader() const { - return class_loader_; - } - - CompilerDriver* GetCompiler() const { - CHECK(compiler_ != NULL); - return compiler_; - } - - const DexFile* GetDexFile() const { - CHECK(dex_file_ != NULL); - return dex_file_; - } - - void ForAll(size_t begin, size_t end, Callback callback, size_t work_units) { - Thread* self = Thread::Current(); - self->AssertNoPendingException(); - CHECK_GT(work_units, 0U); - - std::vector<ForAllClosure*> closures(work_units); - for (size_t i = 0; i < work_units; ++i) { - closures[i] = new ForAllClosure(this, begin + i, end, callback, work_units); - thread_pool_->AddTask(self, closures[i]); - } - thread_pool_->StartWorkers(self); - - // Ensure we're suspended while we're blocked waiting for the other threads to finish (worker - // thread destructor's called below perform join). - CHECK_NE(self->GetState(), kRunnable); - - // Wait for all the worker threads to finish. - thread_pool_->Wait(self, true, false); - } - - private: - - class ForAllClosure : public Task { - public: - ForAllClosure(ParallelCompilationManager* manager, size_t begin, size_t end, Callback* callback, - size_t stripe) - : manager_(manager), - begin_(begin), - end_(end), - callback_(callback), - stripe_(stripe) - { - - } - - virtual void Run(Thread* self) { - for (size_t i = begin_; i < end_; i += stripe_) { - callback_(manager_, i); - self->AssertNoPendingException(); - } - } - - virtual void Finalize() { - delete this; - } - private: - const ParallelCompilationManager* const manager_; - const size_t begin_; - const size_t end_; - const Callback* const callback_; - const size_t stripe_; - }; - - ClassLinker* const class_linker_; - const jobject class_loader_; - CompilerDriver* const compiler_; - const DexFile* const dex_file_; - ThreadPool* const thread_pool_; -}; - -// Return true if the class should be skipped during compilation. We -// never skip classes in the boot class loader. However, if we have a -// non-boot class loader and we can resolve the class in the boot -// class loader, we do skip the class. This happens if an app bundles -// classes found in the boot classpath. Since at runtime we will -// select the class from the boot classpath, do not attempt to resolve -// or compile it now. -static bool SkipClass(mirror::ClassLoader* class_loader, - const DexFile& dex_file, - const DexFile::ClassDef& class_def) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { - if (class_loader == NULL) { - return false; - } - const char* descriptor = dex_file.GetClassDescriptor(class_def); - ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); - mirror::Class* klass = class_linker->FindClass(descriptor, NULL); - if (klass == NULL) { - Thread* self = Thread::Current(); - CHECK(self->IsExceptionPending()); - self->ClearException(); - return false; - } - return true; -} - -static void ResolveClassFieldsAndMethods(const ParallelCompilationManager* manager, size_t class_def_index) - LOCKS_EXCLUDED(Locks::mutator_lock_) { - ScopedObjectAccess soa(Thread::Current()); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()); - const DexFile& dex_file = *manager->GetDexFile(); - - // Method and Field are the worst. We can't resolve without either - // context from the code use (to disambiguate virtual vs direct - // method and instance vs static field) or from class - // definitions. While the compiler will resolve what it can as it - // needs it, here we try to resolve fields and methods used in class - // definitions, since many of them many never be referenced by - // generated code. - const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); - if (SkipClass(class_loader, dex_file, class_def)) { - return; - } - - // Note the class_data pointer advances through the headers, - // static fields, instance fields, direct methods, and virtual - // methods. - const byte* class_data = dex_file.GetClassData(class_def); - if (class_data == NULL) { - // empty class such as a marker interface - return; - } - Thread* self = Thread::Current(); - ClassLinker* class_linker = manager->GetClassLinker(); - mirror::DexCache* dex_cache = class_linker->FindDexCache(dex_file); - ClassDataItemIterator it(dex_file, class_data); - while (it.HasNextStaticField()) { - mirror::Field* field = class_linker->ResolveField(dex_file, it.GetMemberIndex(), dex_cache, - class_loader, true); - if (field == NULL) { - CHECK(self->IsExceptionPending()); - self->ClearException(); - } - it.Next(); - } - // If an instance field is final then we need to have a barrier on the return, static final - // fields are assigned within the lock held for class initialization. - bool requires_constructor_barrier = false; - while (it.HasNextInstanceField()) { - if ((it.GetMemberAccessFlags() & kAccFinal) != 0) { - requires_constructor_barrier = true; - } - - mirror::Field* field = class_linker->ResolveField(dex_file, it.GetMemberIndex(), dex_cache, - class_loader, false); - if (field == NULL) { - CHECK(self->IsExceptionPending()); - self->ClearException(); - } - it.Next(); - } - if (requires_constructor_barrier) { - manager->GetCompiler()->AddRequiresConstructorBarrier(soa.Self(), manager->GetDexFile(), - class_def_index); - } - while (it.HasNextDirectMethod()) { - mirror::AbstractMethod* method = class_linker->ResolveMethod(dex_file, it.GetMemberIndex(), - dex_cache, class_loader, NULL, - it.GetMethodInvokeType(class_def)); - if (method == NULL) { - CHECK(self->IsExceptionPending()); - self->ClearException(); - } - it.Next(); - } - while (it.HasNextVirtualMethod()) { - mirror::AbstractMethod* method = class_linker->ResolveMethod(dex_file, it.GetMemberIndex(), - dex_cache, class_loader, NULL, - it.GetMethodInvokeType(class_def)); - if (method == NULL) { - CHECK(self->IsExceptionPending()); - self->ClearException(); - } - it.Next(); - } - DCHECK(!it.HasNext()); -} - -static void ResolveType(const ParallelCompilationManager* manager, size_t type_idx) - LOCKS_EXCLUDED(Locks::mutator_lock_) { - // Class derived values are more complicated, they require the linker and loader. - ScopedObjectAccess soa(Thread::Current()); - ClassLinker* class_linker = manager->GetClassLinker(); - const DexFile& dex_file = *manager->GetDexFile(); - mirror::DexCache* dex_cache = class_linker->FindDexCache(dex_file); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()); - mirror::Class* klass = class_linker->ResolveType(dex_file, type_idx, dex_cache, class_loader); - - if (klass == NULL) { - CHECK(soa.Self()->IsExceptionPending()); - Thread::Current()->ClearException(); - } -} - -void CompilerDriver::ResolveDexFile(jobject class_loader, const DexFile& dex_file, - ThreadPool& thread_pool, TimingLogger& timings) { - ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); - - // TODO: we could resolve strings here, although the string table is largely filled with class - // and method names. - - ParallelCompilationManager context(class_linker, class_loader, this, &dex_file, thread_pool); - context.ForAll(0, dex_file.NumTypeIds(), ResolveType, thread_count_); - timings.AddSplit("Resolve " + dex_file.GetLocation() + " Types"); - - context.ForAll(0, dex_file.NumClassDefs(), ResolveClassFieldsAndMethods, thread_count_); - timings.AddSplit("Resolve " + dex_file.GetLocation() + " MethodsAndFields"); -} - -void CompilerDriver::Verify(jobject class_loader, const std::vector<const DexFile*>& dex_files, - ThreadPool& thread_pool, TimingLogger& timings) { - for (size_t i = 0; i != dex_files.size(); ++i) { - const DexFile* dex_file = dex_files[i]; - CHECK(dex_file != NULL); - VerifyDexFile(class_loader, *dex_file, thread_pool, timings); - } -} - -static void VerifyClass(const ParallelCompilationManager* manager, size_t class_def_index) - LOCKS_EXCLUDED(Locks::mutator_lock_) { - ScopedObjectAccess soa(Thread::Current()); - const DexFile::ClassDef& class_def = manager->GetDexFile()->GetClassDef(class_def_index); - const char* descriptor = manager->GetDexFile()->GetClassDescriptor(class_def); - mirror::Class* klass = - manager->GetClassLinker()->FindClass(descriptor, - soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader())); - if (klass == NULL) { - CHECK(soa.Self()->IsExceptionPending()); - soa.Self()->ClearException(); - - /* - * At compile time, we can still structurally verify the class even if FindClass fails. - * This is to ensure the class is structurally sound for compilation. An unsound class - * will be rejected by the verifier and later skipped during compilation in the compiler. - */ - mirror::DexCache* dex_cache = manager->GetClassLinker()->FindDexCache(*manager->GetDexFile()); - std::string error_msg; - if (verifier::MethodVerifier::VerifyClass(manager->GetDexFile(), - dex_cache, - soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()), - class_def_index, error_msg, true) == - verifier::MethodVerifier::kHardFailure) { - const DexFile::ClassDef& class_def = manager->GetDexFile()->GetClassDef(class_def_index); - LOG(ERROR) << "Verification failed on class " - << PrettyDescriptor(manager->GetDexFile()->GetClassDescriptor(class_def)) - << " because: " << error_msg; - } - return; - } - CHECK(klass->IsResolved()) << PrettyClass(klass); - manager->GetClassLinker()->VerifyClass(klass); - - if (klass->IsErroneous()) { - // ClassLinker::VerifyClass throws, which isn't useful in the compiler. - CHECK(soa.Self()->IsExceptionPending()); - soa.Self()->ClearException(); - } - - CHECK(klass->IsCompileTimeVerified() || klass->IsErroneous()) - << PrettyDescriptor(klass) << ": state=" << klass->GetStatus(); - soa.Self()->AssertNoPendingException(); -} - -void CompilerDriver::VerifyDexFile(jobject class_loader, const DexFile& dex_file, - ThreadPool& thread_pool, TimingLogger& timings) { - ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); - ParallelCompilationManager context(class_linker, class_loader, this, &dex_file, thread_pool); - context.ForAll(0, dex_file.NumClassDefs(), VerifyClass, thread_count_); - timings.AddSplit("Verify " + dex_file.GetLocation()); -} - -static const char* class_initializer_black_list[] = { - "Landroid/app/ActivityThread;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/bluetooth/BluetoothAudioGateway;", // Calls android.bluetooth.BluetoothAudioGateway.classInitNative(). - "Landroid/bluetooth/HeadsetBase;", // Calls android.bluetooth.HeadsetBase.classInitNative(). - "Landroid/content/res/CompatibilityInfo;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. - "Landroid/content/res/CompatibilityInfo$1;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. - "Landroid/content/UriMatcher;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/database/CursorWindow;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. - "Landroid/database/sqlite/SQLiteConnection;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/database/sqlite/SQLiteConnection$Operation;", // Requires SimpleDateFormat -> java.util.Locale. - "Landroid/database/sqlite/SQLiteDatabaseConfiguration;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/database/sqlite/SQLiteDebug;", // Calls android.util.Log.isLoggable. - "Landroid/database/sqlite/SQLiteOpenHelper;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. - "Landroid/database/sqlite/SQLiteQueryBuilder;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/drm/DrmManagerClient;", // Calls System.loadLibrary. - "Landroid/graphics/drawable/AnimatedRotateDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/AnimationDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/BitmapDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/ClipDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/ColorDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/Drawable;", // Requires android.graphics.Rect. - "Landroid/graphics/drawable/DrawableContainer;", // Sub-class of Drawable. - "Landroid/graphics/drawable/GradientDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/LayerDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/NinePatchDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/RotateDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/ScaleDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/ShapeDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/StateListDrawable;", // Sub-class of Drawable. - "Landroid/graphics/drawable/TransitionDrawable;", // Sub-class of Drawable. - "Landroid/graphics/Matrix;", // Calls android.graphics.Matrix.native_create. - "Landroid/graphics/Matrix$1;", // Requires Matrix. - "Landroid/graphics/PixelFormat;", // Calls android.graphics.PixelFormat.nativeClassInit(). - "Landroid/graphics/Rect;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/graphics/SurfaceTexture;", // Calls android.graphics.SurfaceTexture.nativeClassInit(). - "Landroid/graphics/Typeface;", // Calls android.graphics.Typeface.nativeCreate. - "Landroid/inputmethodservice/ExtractEditText;", // Requires android.widget.TextView. - "Landroid/media/AmrInputStream;", // Calls OsConstants.initConstants. - "Landroid/media/CamcorderProfile;", // Calls OsConstants.initConstants. - "Landroid/media/CameraProfile;", // Calls System.loadLibrary. - "Landroid/media/DecoderCapabilities;", // Calls System.loadLibrary. - "Landroid/media/EncoderCapabilities;", // Calls OsConstants.initConstants. - "Landroid/media/ExifInterface;", // Calls OsConstants.initConstants. - "Landroid/media/MediaCodec;", // Calls OsConstants.initConstants. - "Landroid/media/MediaCodecList;", // Calls OsConstants.initConstants. - "Landroid/media/MediaCrypto;", // Calls OsConstants.initConstants. - "Landroid/media/MediaDrm;", // Calls OsConstants.initConstants. - "Landroid/media/MediaExtractor;", // Calls OsConstants.initConstants. - "Landroid/media/MediaFile;", // Requires DecoderCapabilities. - "Landroid/media/MediaMetadataRetriever;", // Calls OsConstants.initConstants. - "Landroid/media/MediaMuxer;", // Calls OsConstants.initConstants. - "Landroid/media/MediaPlayer;", // Calls System.loadLibrary. - "Landroid/media/MediaRecorder;", // Calls System.loadLibrary. - "Landroid/media/MediaScanner;", // Calls System.loadLibrary. - "Landroid/media/ResampleInputStream;", // Calls OsConstants.initConstants. - "Landroid/media/SoundPool;", // Calls OsConstants.initConstants. - "Landroid/media/videoeditor/MediaArtistNativeHelper;", // Calls OsConstants.initConstants. - "Landroid/media/videoeditor/VideoEditorProfile;", // Calls OsConstants.initConstants. - "Landroid/mtp/MtpDatabase;", // Calls OsConstants.initConstants. - "Landroid/mtp/MtpDevice;", // Calls OsConstants.initConstants. - "Landroid/mtp/MtpServer;", // Calls OsConstants.initConstants. - "Landroid/net/NetworkInfo;", // Calls java.util.EnumMap.<init> -> java.lang.Enum.getSharedConstants -> System.identityHashCode. - "Landroid/net/Proxy;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/net/SSLCertificateSocketFactory;", // Requires javax.net.ssl.HttpsURLConnection. - "Landroid/net/Uri;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. - "Landroid/net/Uri$AbstractHierarchicalUri;", // Requires Uri. - "Landroid/net/Uri$HierarchicalUri;", // Requires Uri. - "Landroid/net/Uri$OpaqueUri;", // Requires Uri. - "Landroid/net/Uri$StringUri;", // Requires Uri. - "Landroid/net/WebAddress;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/nfc/NdefRecord;", // Calls String.getBytes -> java.nio.charset.Charset. - "Landroid/opengl/EGL14;", // Calls android.opengl.EGL14._nativeClassInit. - "Landroid/opengl/GLES10;", // Calls android.opengl.GLES10._nativeClassInit. - "Landroid/opengl/GLES10Ext;", // Calls android.opengl.GLES10Ext._nativeClassInit. - "Landroid/opengl/GLES11;", // Requires GLES10. - "Landroid/opengl/GLES11Ext;", // Calls android.opengl.GLES11Ext._nativeClassInit. - "Landroid/opengl/GLES20;", // Calls android.opengl.GLES20._nativeClassInit. - "Landroid/opengl/GLUtils;", // Calls android.opengl.GLUtils.nativeClassInit. - "Landroid/os/Build;", // Calls -..-> android.os.SystemProperties.native_get. - "Landroid/os/Build$VERSION;", // Requires Build. - "Landroid/os/Debug;", // Requires android.os.Environment. - "Landroid/os/Environment;", // Calls System.getenv. - "Landroid/os/FileUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/os/StrictMode;", // Calls android.util.Log.isLoggable. - "Landroid/os/StrictMode$VmPolicy;", // Requires StrictMode. - "Landroid/os/Trace;", // Calls android.os.Trace.nativeGetEnabledTags. - "Landroid/os/UEventObserver;", // Calls Class.getSimpleName -> Class.isAnonymousClass -> Class.getDex. - "Landroid/provider/ContactsContract;", // Calls OsConstants.initConstants. - "Landroid/provider/Settings$Global;", // Calls OsConstants.initConstants. - "Landroid/provider/Settings$Secure;", // Requires android.net.Uri. - "Landroid/provider/Settings$System;", // Requires android.net.Uri. - "Landroid/renderscript/RenderScript;", // Calls System.loadLibrary. - "Landroid/server/BluetoothService;", // Calls android.server.BluetoothService.classInitNative. - "Landroid/server/BluetoothEventLoop;", // Calls android.server.BluetoothEventLoop.classInitNative. - "Landroid/telephony/PhoneNumberUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/telephony/TelephonyManager;", // Calls OsConstants.initConstants. - "Landroid/text/AutoText;", // Requires android.util.DisplayMetrics -..-> android.os.SystemProperties.native_get_int. - "Landroid/text/Layout;", // Calls com.android.internal.util.ArrayUtils.emptyArray -> System.identityHashCode. - "Landroid/text/BoringLayout;", // Requires Layout. - "Landroid/text/DynamicLayout;", // Requires Layout. - "Landroid/text/Html$HtmlParser;", // Calls -..-> String.toLowerCase -> java.util.Locale. - "Landroid/text/StaticLayout;", // Requires Layout. - "Landroid/text/TextUtils;", // Requires android.util.DisplayMetrics. - "Landroid/util/DisplayMetrics;", // Calls SystemProperties.native_get_int. - "Landroid/util/Patterns;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/view/Choreographer;", // Calls SystemProperties.native_get_boolean. - "Landroid/util/Patterns;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/view/GLES20Canvas;", // Calls GLES20Canvas.nIsAvailable(). - "Landroid/view/GLES20RecordingCanvas;", // Requires android.view.GLES20Canvas. - "Landroid/view/GestureDetector;", // Calls android.view.GLES20Canvas.nIsAvailable. - "Landroid/view/HardwareRenderer$Gl20Renderer;", // Requires SystemProperties.native_get. - "Landroid/view/HardwareRenderer$GlRenderer;", // Requires SystemProperties.native_get. - "Landroid/view/InputEventConsistencyVerifier;", // Requires android.os.Build. - "Landroid/view/Surface;", // Requires SystemProperties.native_get. - "Landroid/view/SurfaceControl;", // Calls OsConstants.initConstants. - "Landroid/view/animation/AlphaAnimation;", // Requires Animation. - "Landroid/view/animation/Animation;", // Calls SystemProperties.native_get_boolean. - "Landroid/view/animation/AnimationSet;", // Calls OsConstants.initConstants. - "Landroid/view/textservice/SpellCheckerSubtype;", // Calls Class.getDex(). - "Landroid/webkit/JniUtil;", // Calls System.loadLibrary. - "Landroid/webkit/PluginManager;", // // Calls OsConstants.initConstants. - "Landroid/webkit/WebViewCore;", // Calls System.loadLibrary. - "Landroid/webkit/WebViewFactory$Preloader;", // Calls to Class.forName. - "Landroid/webkit/WebViewInputDispatcher;", // Calls Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/webkit/URLUtil;", // Calls Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Landroid/widget/AutoCompleteTextView;", // Requires TextView. - "Landroid/widget/Button;", // Requires TextView. - "Landroid/widget/CheckBox;", // Requires TextView. - "Landroid/widget/CheckedTextView;", // Requires TextView. - "Landroid/widget/CompoundButton;", // Requires TextView. - "Landroid/widget/EditText;", // Requires TextView. - "Landroid/widget/NumberPicker;", // Requires java.util.Locale. - "Landroid/widget/ScrollBarDrawable;", // Sub-class of Drawable. - "Landroid/widget/SearchView$SearchAutoComplete;", // Requires TextView. - "Landroid/widget/Switch;", // Requires TextView. - "Landroid/widget/TextView;", // Calls Paint.<init> -> Paint.native_init. - "Lcom/android/i18n/phonenumbers/AsYouTypeFormatter;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Lcom/android/i18n/phonenumbers/MetadataManager;", // Calls OsConstants.initConstants. - "Lcom/android/i18n/phonenumbers/PhoneNumberMatcher;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Lcom/android/i18n/phonenumbers/PhoneNumberUtil;", // Requires java.util.logging.LogManager. - "Lcom/android/i18n/phonenumbers/geocoding/AreaCodeMap;", // Calls OsConstants.initConstants. - "Lcom/android/i18n/phonenumbers/geocoding/PhoneNumberOfflineGeocoder;", // Calls OsConstants.initConstants. - "Lcom/android/internal/os/SamplingProfilerIntegration;", // Calls SystemProperties.native_get_int. - "Lcom/android/internal/policy/impl/PhoneWindow;", // Calls android.os.Binder.init. - "Lcom/android/internal/view/menu/ActionMenuItemView;", // Requires TextView. - "Lcom/android/internal/widget/DialogTitle;", // Requires TextView. - "Lcom/android/org/bouncycastle/asn1/StreamUtil;", // Calls Runtime.getRuntime().maxMemory(). - "Lcom/android/org/bouncycastle/asn1/pkcs/MacData;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/asn1/pkcs/RSASSAPSSparams;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/asn1/cms/SignedData;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/asn1/x509/GeneralSubtree;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/asn1/x9/X9ECParameters;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$MD5;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA1;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA256;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA384;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/bouncycastle/crypto/digests/OpenSSLDigest$SHA512;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/bouncycastle/crypto/engines/RSABlindedEngine;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/crypto/generators/DHKeyGeneratorHelper;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/crypto/generators/DHParametersGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/crypto/generators/DHParametersHelper;", // Calls System.getenv -> OsConstants.initConstants. - "Lcom/android/org/bouncycastle/crypto/generators/DSAKeyPairGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/crypto/generators/DSAParametersGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/crypto/generators/RSAKeyPairGenerator;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/dh/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/dsa/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$EC;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDH;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDHC;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECDSA;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi$ECMQV;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/ec/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/BCRSAPrivateCrtKey;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/BCRSAPrivateKey;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/jcajce/provider/asymmetric/rsa/KeyPairGeneratorSpi;", // Calls OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jcajce/provider/keystore/pkcs12/PKCS12KeyStoreSpi$BCPKCS12KeyStore;", // Calls Thread.currentThread. - "Lcom/android/org/bouncycastle/jcajce/provider/keystore/pkcs12/PKCS12KeyStoreSpi;", // Calls Thread.currentThread. - "Lcom/android/org/bouncycastle/jce/PKCS10CertificationRequest;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/jce/provider/CertBlacklist;", // Calls System.getenv -> OsConstants.initConstants. - "Lcom/android/org/bouncycastle/jce/provider/JCERSAPrivateCrtKey;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/jce/provider/JCERSAPrivateKey;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/jce/provider/PKIXCertPathValidatorSpi;", // Calls System.getenv -> OsConstants.initConstants. - "Lcom/android/org/bouncycastle/math/ec/ECConstants;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/math/ec/Tnaf;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/util/BigIntegers;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/bouncycastle/x509/X509Util;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lcom/android/org/conscrypt/CipherSuite;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/FileClientSessionCache$CacheFile;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/HandshakeIODataStream;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/Logger;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/NativeCrypto;", // Calls native NativeCrypto.clinit(). - "Lcom/android/org/conscrypt/OpenSSLECKeyPairGenerator;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/OpenSSLEngine;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/conscrypt/OpenSSLMac$HmacMD5;", // Calls native NativeCrypto.clinit(). - "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA1;", // Calls native NativeCrypto.clinit(). - "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA256;", // Calls native NativeCrypto.clinit(). - "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA384;", // Calls native NativeCrypto.clinit(). - "Lcom/android/org/conscrypt/OpenSSLMac$HmacSHA512;", // Calls native NativeCrypto.clinit(). - "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$MD5;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA1;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA256;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA384;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/conscrypt/OpenSSLMessageDigestJDK$SHA512;", // Requires com.android.org.conscrypt.NativeCrypto. - "Lcom/android/org/conscrypt/OpenSSLX509CertPath;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/OpenSSLX509CertificateFactory;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/PRF;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/SSLSessionImpl;", // Calls OsConstants.initConstants. - "Lcom/android/org/conscrypt/TrustedCertificateStore;", // Calls System.getenv -> OsConstants.initConstants. - "Lcom/android/okhttp/ConnectionPool;", // Calls OsConstants.initConstants. - "Lcom/android/okhttp/OkHttpClient;", // Calls OsConstants.initConstants. - "Lcom/android/okhttp/internal/DiskLruCache;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Lcom/android/okhttp/internal/Util;", // Calls OsConstants.initConstants. - "Lcom/android/okhttp/internal/http/HttpsURLConnectionImpl;", // Calls VMClassLoader.getBootClassPathSize. - "Lcom/android/okhttp/internal/spdy/SpdyConnection;", // Calls OsConstants.initConstants. - "Lcom/android/okhttp/internal/spdy/SpdyReader;", // Calls OsConstants.initConstants. - "Lcom/android/okhttp/internal/tls/OkHostnameVerifier;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Lcom/google/android/gles_jni/EGLContextImpl;", // Calls com.google.android.gles_jni.EGLImpl._nativeClassInit. - "Lcom/google/android/gles_jni/EGLImpl;", // Calls com.google.android.gles_jni.EGLImpl._nativeClassInit. - "Lcom/google/android/gles_jni/GLImpl;", // Calls com.google.android.gles_jni.GLImpl._nativeClassInit. - "Lgov/nist/core/GenericObject;", // Calls OsConstants.initConstants. - "Lgov/nist/core/Host;", // Calls OsConstants.initConstants. - "Lgov/nist/core/HostPort;", // Calls OsConstants.initConstants. - "Lgov/nist/core/NameValue;", // Calls OsConstants.initConstants. - "Lgov/nist/core/net/DefaultNetworkLayer;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/Utils;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/address/AddressImpl;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/address/Authority;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/address/GenericURI;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/address/NetObject;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/address/SipUri;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/address/TelephoneNumber;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/address/UserInfo;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Accept;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/AcceptEncoding;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/AcceptLanguage;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/AddressParametersHeader;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/AlertInfoList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/AllowEvents;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/AllowEventsList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/AuthenticationInfo;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Authorization;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/CSeq;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/CallIdentifier;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Challenge;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ContactList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ContentEncoding;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ContentEncodingList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ContentLanguageList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ContentType;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Credentials;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ErrorInfoList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Expires;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/From;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/MimeVersion;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/NameMap;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Priority;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Protocol;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ProxyAuthenticate;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ProxyAuthenticateList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ProxyAuthorizationList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ProxyRequire;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ProxyRequireList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/RSeq;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/RecordRoute;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ReferTo;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/RequestLine;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Require;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/RetryAfter;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/SIPETag;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/SIPHeader;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/SIPHeaderNamesCache;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/StatusLine;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/SubscriptionState;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/TimeStamp;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/UserAgent;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Unsupported;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/Warning;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ViaList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/extensions/Join;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/extensions/References;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/extensions/Replaces;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PAccessNetworkInfo;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PAssertedIdentity;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PAssertedIdentityList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PAssociatedURI;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PCalledPartyID;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PChargingVector;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PPreferredIdentity;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PVisitedNetworkIDList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/PathList;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/SecurityAgree;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/SecurityClient;", // Calls OsConstants.initConstants. - "Lgov/nist/javax/sip/header/ims/ServiceRoute;", // Calls OsConstants.initConstants. - "Ljava/io/Console;", // Has FileDescriptor(s). - "Ljava/io/File;", // Calls to Random.<init> -> System.currentTimeMillis -> OsConstants.initConstants. - "Ljava/io/FileDescriptor;", // Requires libcore.io.OsConstants. - "Ljava/io/ObjectInputStream;", // Requires java.lang.ClassLoader$SystemClassLoader. - "Ljava/io/ObjectStreamClass;", // Calls to Class.forName -> java.io.FileDescriptor. - "Ljava/io/ObjectStreamConstants;", // Instance of non-image class SerializablePermission. - "Ljava/lang/ClassLoader$SystemClassLoader;", // Calls System.getProperty -> OsConstants.initConstants. - "Ljava/lang/HexStringParser;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Ljava/lang/ProcessManager;", // Calls Thread.currentThread. - "Ljava/lang/Runtime;", // Calls System.getProperty -> OsConstants.initConstants. - "Ljava/lang/System;", // Calls OsConstants.initConstants. - "Ljava/math/BigDecimal;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Ljava/math/BigInteger;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Ljava/math/Primality;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Ljava/math/Multiplication;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Ljava/net/InetAddress;", // Requires libcore.io.OsConstants. - "Ljava/net/Inet4Address;", // Sub-class of InetAddress. - "Ljava/net/Inet6Address;", // Sub-class of InetAddress. - "Ljava/net/InetUnixAddress;", // Sub-class of InetAddress. - "Ljava/nio/charset/Charset;", // Calls Charset.getDefaultCharset -> System.getProperty -> OsConstants.initConstants. - "Ljava/nio/charset/CharsetICU;", // Sub-class of Charset. - "Ljava/nio/charset/Charsets;", // Calls Charset.forName. - "Ljava/nio/charset/StandardCharsets;", // Calls OsConstants.initConstants. - "Ljava/security/AlgorithmParameterGenerator;", // Calls OsConstants.initConstants. - "Ljava/security/KeyPairGenerator$KeyPairGeneratorImpl;", // Calls OsConstants.initConstants. - "Ljava/security/KeyPairGenerator;", // Calls OsConstants.initConstants. - "Ljava/security/Security;", // Tries to do disk IO for "security.properties". - "Ljava/security/spec/RSAKeyGenParameterSpec;", // java.math.NativeBN.BN_new() - "Ljava/sql/Date;", // Calls OsConstants.initConstants. - "Ljava/sql/DriverManager;", // Calls OsConstants.initConstants. - "Ljava/sql/Time;", // Calls OsConstants.initConstants. - "Ljava/sql/Timestamp;", // Calls OsConstants.initConstants. - "Ljava/util/Date;", // Calls Date.<init> -> System.currentTimeMillis -> OsConstants.initConstants. - "Ljava/util/ListResourceBundle;", // Calls OsConstants.initConstants. - "Ljava/util/Locale;", // Calls System.getProperty -> OsConstants.initConstants. - "Ljava/util/PropertyResourceBundle;", // Calls OsConstants.initConstants. - "Ljava/util/ResourceBundle;", // Calls OsConstants.initConstants. - "Ljava/util/ResourceBundle$MissingBundle;", // Calls OsConstants.initConstants. - "Ljava/util/Scanner;", // regex.Pattern.compileImpl. - "Ljava/util/SimpleTimeZone;", // Sub-class of TimeZone. - "Ljava/util/TimeZone;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. - "Ljava/util/concurrent/ConcurrentHashMap$Segment;", // Calls Runtime.getRuntime().availableProcessors(). - "Ljava/util/concurrent/ConcurrentSkipListMap;", // Calls OsConstants.initConstants. - "Ljava/util/concurrent/Exchanger;", // Calls OsConstants.initConstants. - "Ljava/util/concurrent/ForkJoinPool;", // Calls OsConstants.initConstants. - "Ljava/util/concurrent/LinkedTransferQueue;", // Calls OsConstants.initConstants. - "Ljava/util/concurrent/Phaser;", // Calls OsConstants.initConstants. - "Ljava/util/concurrent/ScheduledThreadPoolExecutor;", // Calls AtomicLong.VMSupportsCS8() - "Ljava/util/concurrent/SynchronousQueue;", // Calls OsConstants.initConstants. - "Ljava/util/concurrent/atomic/AtomicLong;", // Calls AtomicLong.VMSupportsCS8() - "Ljava/util/logging/LogManager;", // Calls System.getProperty -> OsConstants.initConstants. - "Ljava/util/prefs/AbstractPreferences;", // Calls OsConstants.initConstants. - "Ljava/util/prefs/FilePreferencesImpl;", // Calls OsConstants.initConstants. - "Ljava/util/prefs/FilePreferencesFactoryImpl;", // Calls OsConstants.initConstants. - "Ljava/util/prefs/Preferences;", // Calls OsConstants.initConstants. - "Ljavax/crypto/KeyAgreement;", // Calls OsConstants.initConstants. - "Ljavax/crypto/KeyGenerator;", // Calls OsConstants.initConstants. - "Ljavax/security/cert/X509Certificate;", // Calls VMClassLoader.getBootClassPathSize. - "Ljavax/security/cert/X509Certificate$1;", // Calls VMClassLoader.getBootClassPathSize. - "Ljavax/microedition/khronos/egl/EGL10;", // Requires EGLContext. - "Ljavax/microedition/khronos/egl/EGLContext;", // Requires com.google.android.gles_jni.EGLImpl. - "Ljavax/net/ssl/HttpsURLConnection;", // Calls SSLSocketFactory.getDefault -> java.security.Security.getProperty. - "Ljavax/xml/datatype/DatatypeConstants;", // Calls OsConstants.initConstants. - "Ljavax/xml/datatype/FactoryFinder;", // Calls OsConstants.initConstants. - "Ljavax/xml/namespace/QName;", // Calls OsConstants.initConstants. - "Ljavax/xml/validation/SchemaFactoryFinder;", // Calls OsConstants.initConstants. - "Ljavax/xml/xpath/XPathConstants;", // Calls OsConstants.initConstants. - "Ljavax/xml/xpath/XPathFactoryFinder;", // Calls OsConstants.initConstants. - "Llibcore/icu/LocaleData;", // Requires java.util.Locale. - "Llibcore/icu/TimeZoneNames;", // Requires java.util.TimeZone. - "Llibcore/io/IoUtils;", // Calls Random.<init> -> System.currentTimeMillis -> FileDescriptor -> OsConstants.initConstants. - "Llibcore/io/OsConstants;", // Platform specific. - "Llibcore/net/MimeUtils;", // Calls libcore.net.MimeUtils.getContentTypesPropertiesStream -> System.getProperty. - "Llibcore/reflect/Types;", // Calls OsConstants.initConstants. - "Llibcore/util/ZoneInfo;", // Sub-class of TimeZone. - "Llibcore/util/ZoneInfoDB;", // Calls System.getenv -> OsConstants.initConstants. - "Lorg/apache/commons/logging/LogFactory;", // Calls System.getProperty. - "Lorg/apache/commons/logging/impl/LogFactoryImpl;", // Calls OsConstants.initConstants. - "Lorg/apache/harmony/security/fortress/Services;", // Calls ClassLoader.getSystemClassLoader -> System.getProperty. - "Lorg/apache/harmony/security/provider/cert/X509CertFactoryImpl;", // Requires java.nio.charsets.Charsets. - "Lorg/apache/harmony/security/provider/crypto/RandomBitsSupplier;", // Requires java.io.File. - "Lorg/apache/harmony/security/utils/AlgNameMapper;", // Requires java.util.Locale. - "Lorg/apache/harmony/security/pkcs10/CertificationRequest;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/pkcs10/CertificationRequestInfo;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/pkcs7/AuthenticatedAttributes;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/pkcs7/SignedData;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/pkcs7/SignerInfo;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/pkcs8/PrivateKeyInfo;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/provider/crypto/SHA1PRNG_SecureRandomImpl;", // Calls OsConstants.initConstants. - "Lorg/apache/harmony/security/x501/AttributeTypeAndValue;", // Calls IntegralToString.convertInt -> Thread.currentThread. - "Lorg/apache/harmony/security/x501/DirectoryString;", // Requires BigInteger. - "Lorg/apache/harmony/security/x501/Name;", // Requires org.apache.harmony.security.x501.AttributeTypeAndValue. - "Lorg/apache/harmony/security/x509/AccessDescription;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/AuthorityKeyIdentifier;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/CRLDistributionPoints;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/Certificate;", // Requires org.apache.harmony.security.x509.TBSCertificate. - "Lorg/apache/harmony/security/x509/CertificateIssuer;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/CertificateList;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/DistributionPoint;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/DistributionPointName;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/EDIPartyName;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lorg/apache/harmony/security/x509/GeneralName;", // Requires org.apache.harmony.security.x501.Name. - "Lorg/apache/harmony/security/x509/GeneralNames;", // Requires GeneralName. - "Lorg/apache/harmony/security/x509/GeneralSubtree;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/GeneralSubtrees;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/InfoAccessSyntax;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/IssuingDistributionPoint;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/NameConstraints;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/TBSCertList$RevokedCertificate;", // Calls NativeBN.BN_new(). - "Lorg/apache/harmony/security/x509/TBSCertList;", // Calls Thread.currentThread. - "Lorg/apache/harmony/security/x509/TBSCertificate;", // Requires org.apache.harmony.security.x501.Name. - "Lorg/apache/harmony/security/x509/Time;", // Calls native ... -> java.math.NativeBN.BN_new(). - "Lorg/apache/harmony/security/x509/Validity;", // Requires x509.Time. - "Lorg/apache/harmony/security/x509/tsp/TSTInfo;", // Calls Thread.currentThread. - "Lorg/apache/harmony/xml/ExpatParser;", // Calls native ExpatParser.staticInitialize. - "Lorg/apache/harmony/xml/ExpatParser$EntityParser;", // Calls ExpatParser.staticInitialize. - "Lorg/apache/http/conn/params/ConnRouteParams;", // Requires java.util.Locale. - "Lorg/apache/http/conn/ssl/SSLSocketFactory;", // Calls java.security.Security.getProperty. - "Lorg/apache/http/conn/util/InetAddressUtils;", // Calls regex.Pattern.compile -..-> regex.Pattern.compileImpl. -}; - -static void InitializeClass(const ParallelCompilationManager* manager, size_t class_def_index) - LOCKS_EXCLUDED(Locks::mutator_lock_) { - const DexFile::ClassDef& class_def = manager->GetDexFile()->GetClassDef(class_def_index); - ScopedObjectAccess soa(Thread::Current()); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(manager->GetClassLoader()); - const char* descriptor = manager->GetDexFile()->GetClassDescriptor(class_def); - mirror::Class* klass = manager->GetClassLinker()->FindClass(descriptor, class_loader); - bool compiling_boot = Runtime::Current()->GetHeap()->GetContinuousSpaces().size() == 1; - bool can_init_static_fields = compiling_boot && - manager->GetCompiler()->IsImageClass(descriptor); - if (klass != NULL) { - // We don't want class initialization occurring on multiple threads due to deadlock problems. - // For example, a parent class is initialized (holding its lock) that refers to a sub-class - // in its static/class initializer causing it to try to acquire the sub-class' lock. While - // on a second thread the sub-class is initialized (holding its lock) after first initializing - // its parents, whose locks are acquired. This leads to a parent-to-child and a child-to-parent - // lock ordering and consequent potential deadlock. - // We need to use an ObjectLock due to potential suspension in the interpreting code. Rather - // than use a special Object for the purpose we use the Class of java.lang.Class. - ObjectLock lock1(soa.Self(), klass->GetClass()); - // The lock required to initialize the class. - ObjectLock lock2(soa.Self(), klass); - // Only try to initialize classes that were successfully verified. - if (klass->IsVerified()) { - manager->GetClassLinker()->EnsureInitialized(klass, false, can_init_static_fields); - if (soa.Self()->IsExceptionPending()) { - soa.Self()->GetException(NULL)->Dump(); - } - if (!klass->IsInitialized()) { - if (can_init_static_fields) { - bool is_black_listed = false; - for (size_t i = 0; i < arraysize(class_initializer_black_list); ++i) { - if (StringPiece(descriptor) == class_initializer_black_list[i]) { - is_black_listed = true; - break; - } - } - if (!is_black_listed) { - LOG(INFO) << "Initializing: " << descriptor; - if (StringPiece(descriptor) == "Ljava/lang/Void;"){ - // Hand initialize j.l.Void to avoid Dex file operations in un-started runtime. - mirror::ObjectArray<mirror::Field>* fields = klass->GetSFields(); - CHECK_EQ(fields->GetLength(), 1); - fields->Get(0)->SetObj(klass, manager->GetClassLinker()->FindPrimitiveClass('V')); - klass->SetStatus(mirror::Class::kStatusInitialized); - } else { - manager->GetClassLinker()->EnsureInitialized(klass, true, can_init_static_fields); - } - soa.Self()->AssertNoPendingException(); - } - } - } - // If successfully initialized place in SSB array. - if (klass->IsInitialized()) { - klass->GetDexCache()->GetInitializedStaticStorage()->Set(klass->GetDexTypeIndex(), klass); - } - } - // Record the final class status if necessary. - mirror::Class::Status status = klass->GetStatus(); - ClassReference ref(manager->GetDexFile(), class_def_index); - CompiledClass* compiled_class = manager->GetCompiler()->GetCompiledClass(ref); - if (compiled_class == NULL) { - compiled_class = new CompiledClass(status); - manager->GetCompiler()->RecordClassStatus(ref, compiled_class); - } else { - DCHECK_GE(status, compiled_class->GetStatus()) << descriptor; - } - } - // Clear any class not found or verification exceptions. - soa.Self()->ClearException(); -} - -void CompilerDriver::InitializeClasses(jobject jni_class_loader, const DexFile& dex_file, - ThreadPool& thread_pool, TimingLogger& timings) { -#ifndef NDEBUG - for (size_t i = 0; i < arraysize(class_initializer_black_list); ++i) { - const char* descriptor = class_initializer_black_list[i]; - CHECK(IsValidDescriptor(descriptor)) << descriptor; - } -#endif - ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); - ParallelCompilationManager context(class_linker, jni_class_loader, this, &dex_file, thread_pool); - context.ForAll(0, dex_file.NumClassDefs(), InitializeClass, thread_count_); - timings.AddSplit("InitializeNoClinit " + dex_file.GetLocation()); -} - -void CompilerDriver::InitializeClasses(jobject class_loader, - const std::vector<const DexFile*>& dex_files, - ThreadPool& thread_pool, TimingLogger& timings) { - for (size_t i = 0; i != dex_files.size(); ++i) { - const DexFile* dex_file = dex_files[i]; - CHECK(dex_file != NULL); - InitializeClasses(class_loader, *dex_file, thread_pool, timings); - } -} - -void CompilerDriver::Compile(jobject class_loader, const std::vector<const DexFile*>& dex_files, - ThreadPool& thread_pool, TimingLogger& timings) { - for (size_t i = 0; i != dex_files.size(); ++i) { - const DexFile* dex_file = dex_files[i]; - CHECK(dex_file != NULL); - CompileDexFile(class_loader, *dex_file, thread_pool, timings); - } -} - -void CompilerDriver::CompileClass(const ParallelCompilationManager* manager, size_t class_def_index) { - jobject jclass_loader = manager->GetClassLoader(); - const DexFile& dex_file = *manager->GetDexFile(); - const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); - { - ScopedObjectAccess soa(Thread::Current()); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(jclass_loader); - if (SkipClass(class_loader, dex_file, class_def)) { - return; - } - } - ClassReference ref(&dex_file, class_def_index); - // Skip compiling classes with generic verifier failures since they will still fail at runtime - if (verifier::MethodVerifier::IsClassRejected(ref)) { - return; - } - const byte* class_data = dex_file.GetClassData(class_def); - if (class_data == NULL) { - // empty class, probably a marker interface - return; - } - // Can we run DEX-to-DEX compiler on this class ? - bool allow_dex_compilation; - { - ScopedObjectAccess soa(Thread::Current()); - mirror::ClassLoader* class_loader = soa.Decode<mirror::ClassLoader*>(jclass_loader); - allow_dex_compilation = IsDexToDexCompilationAllowed(class_loader, dex_file, class_def); - } - ClassDataItemIterator it(dex_file, class_data); - // Skip fields - while (it.HasNextStaticField()) { - it.Next(); - } - while (it.HasNextInstanceField()) { - it.Next(); - } - // Compile direct methods - int64_t previous_direct_method_idx = -1; - while (it.HasNextDirectMethod()) { - uint32_t method_idx = it.GetMemberIndex(); - if (method_idx == previous_direct_method_idx) { - // smali can create dex files with two encoded_methods sharing the same method_idx - // http://code.google.com/p/smali/issues/detail?id=119 - it.Next(); - continue; - } - previous_direct_method_idx = method_idx; - manager->GetCompiler()->CompileMethod(it.GetMethodCodeItem(), it.GetMemberAccessFlags(), - it.GetMethodInvokeType(class_def), class_def_index, - method_idx, jclass_loader, dex_file, allow_dex_compilation); - it.Next(); - } - // Compile virtual methods - int64_t previous_virtual_method_idx = -1; - while (it.HasNextVirtualMethod()) { - uint32_t method_idx = it.GetMemberIndex(); - if (method_idx == previous_virtual_method_idx) { - // smali can create dex files with two encoded_methods sharing the same method_idx - // http://code.google.com/p/smali/issues/detail?id=119 - it.Next(); - continue; - } - previous_virtual_method_idx = method_idx; - manager->GetCompiler()->CompileMethod(it.GetMethodCodeItem(), it.GetMemberAccessFlags(), - it.GetMethodInvokeType(class_def), class_def_index, - method_idx, jclass_loader, dex_file, allow_dex_compilation); - it.Next(); - } - DCHECK(!it.HasNext()); -} - -void CompilerDriver::CompileDexFile(jobject class_loader, const DexFile& dex_file, - ThreadPool& thread_pool, TimingLogger& timings) { - ParallelCompilationManager context(NULL, class_loader, this, &dex_file, thread_pool); - context.ForAll(0, dex_file.NumClassDefs(), CompilerDriver::CompileClass, thread_count_); - timings.AddSplit("Compile " + dex_file.GetLocation()); -} - -void CompilerDriver::CompileMethod(const DexFile::CodeItem* code_item, uint32_t access_flags, - InvokeType invoke_type, uint32_t class_def_idx, - uint32_t method_idx, jobject class_loader, - const DexFile& dex_file, - bool allow_dex_to_dex_compilation) { - CompiledMethod* compiled_method = NULL; - uint64_t start_ns = NanoTime(); - - if ((access_flags & kAccNative) != 0) { - compiled_method = (*jni_compiler_)(*this, access_flags, method_idx, dex_file); - CHECK(compiled_method != NULL); - } else if ((access_flags & kAccAbstract) != 0) { - } else { - // In small mode we only compile image classes. - bool dont_compile = (Runtime::Current()->IsSmallMode() && - ((image_classes_.get() == NULL) || (image_classes_->size() == 0))); - - // Don't compile class initializers, ever. - if (((access_flags & kAccConstructor) != 0) && ((access_flags & kAccStatic) != 0)) { - dont_compile = true; - } else if (code_item->insns_size_in_code_units_ < Runtime::Current()->GetSmallModeMethodDexSizeLimit()) { - // Do compile small methods. - dont_compile = false; - } - if (!dont_compile) { - CompilerFn compiler = compiler_; -#ifdef ART_SEA_IR_MODE - bool use_sea = Runtime::Current()->IsSeaIRMode(); - use_sea &&= (std::string::npos != PrettyMethod(method_idx, dex_file).find("fibonacci")); - if (use_sea) { - compiler = sea_ir_compiler_; - } -#endif - compiled_method = (*compiler)(*this, code_item, access_flags, invoke_type, class_def_idx, - method_idx, class_loader, dex_file); - CHECK(compiled_method != NULL) << PrettyMethod(method_idx, dex_file); - } else if (allow_dex_to_dex_compilation) { - // TODO: add a mode to disable DEX-to-DEX compilation ? - compiled_method = (*dex_to_dex_compiler_)(*this, code_item, access_flags, - invoke_type, class_def_idx, - method_idx, class_loader, dex_file); - // No native code is generated. - CHECK(compiled_method == NULL) << PrettyMethod(method_idx, dex_file); - } - } - uint64_t duration_ns = NanoTime() - start_ns; -#ifdef ART_USE_PORTABLE_COMPILER - const uint64_t kWarnMilliSeconds = 1000; -#else - const uint64_t kWarnMilliSeconds = 100; -#endif - if (duration_ns > MsToNs(kWarnMilliSeconds)) { - LOG(WARNING) << "Compilation of " << PrettyMethod(method_idx, dex_file) - << " took " << PrettyDuration(duration_ns); - } - - Thread* self = Thread::Current(); - if (compiled_method != NULL) { - MethodReference ref(&dex_file, method_idx); - CHECK(GetCompiledMethod(ref) == NULL) << PrettyMethod(method_idx, dex_file); - { - MutexLock mu(self, compiled_methods_lock_); - compiled_methods_.Put(ref, compiled_method); - } - DCHECK(GetCompiledMethod(ref) != NULL) << PrettyMethod(method_idx, dex_file); - } - - if (self->IsExceptionPending()) { - ScopedObjectAccess soa(self); - LOG(FATAL) << "Unexpected exception compiling: " << PrettyMethod(method_idx, dex_file) << "\n" - << self->GetException(NULL)->Dump(); - } -} - -CompiledClass* CompilerDriver::GetCompiledClass(ClassReference ref) const { - MutexLock mu(Thread::Current(), compiled_classes_lock_); - ClassTable::const_iterator it = compiled_classes_.find(ref); - if (it == compiled_classes_.end()) { - return NULL; - } - CHECK(it->second != NULL); - return it->second; -} - -CompiledMethod* CompilerDriver::GetCompiledMethod(MethodReference ref) const { - MutexLock mu(Thread::Current(), compiled_methods_lock_); - MethodTable::const_iterator it = compiled_methods_.find(ref); - if (it == compiled_methods_.end()) { - return NULL; - } - CHECK(it->second != NULL); - return it->second; -} - -void CompilerDriver::SetBitcodeFileName(std::string const& filename) { - typedef void (*SetBitcodeFileNameFn)(CompilerDriver&, std::string const&); - - SetBitcodeFileNameFn set_bitcode_file_name = - reinterpret_cast<SetBitcodeFileNameFn>(compilerLLVMSetBitcodeFileName); - - set_bitcode_file_name(*this, filename); -} - - -void CompilerDriver::AddRequiresConstructorBarrier(Thread* self, const DexFile* dex_file, - size_t class_def_index) { - MutexLock mu(self, freezing_constructor_lock_); - freezing_constructor_classes_.insert(ClassReference(dex_file, class_def_index)); -} - -bool CompilerDriver::RequiresConstructorBarrier(Thread* self, const DexFile* dex_file, - size_t class_def_index) { - MutexLock mu(self, freezing_constructor_lock_); - return freezing_constructor_classes_.count(ClassReference(dex_file, class_def_index)) != 0; -} - -bool CompilerDriver::WriteElf(const std::string& android_root, - bool is_host, - const std::vector<const art::DexFile*>& dex_files, - std::vector<uint8_t>& oat_contents, - art::File* file) - SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { -#if defined(ART_USE_PORTABLE_COMPILER) - return art::ElfWriterMclinker::Create(file, oat_contents, dex_files, android_root, is_host, *this); -#else - return art::ElfWriterQuick::Create(file, oat_contents, dex_files, android_root, is_host, *this); -#endif -} -void CompilerDriver::InstructionSetToLLVMTarget(InstructionSet instruction_set, - std::string& target_triple, - std::string& target_cpu, - std::string& target_attr) { - switch (instruction_set) { - case kThumb2: - target_triple = "thumb-none-linux-gnueabi"; - target_cpu = "cortex-a9"; - target_attr = "+thumb2,+neon,+neonfp,+vfp3,+db"; - break; - - case kArm: - target_triple = "armv7-none-linux-gnueabi"; - // TODO: Fix for Nexus S. - target_cpu = "cortex-a9"; - // TODO: Fix for Xoom. - target_attr = "+v7,+neon,+neonfp,+vfp3,+db"; - break; - - case kX86: - target_triple = "i386-pc-linux-gnu"; - target_attr = ""; - break; - - case kMips: - target_triple = "mipsel-unknown-linux"; - target_attr = "mips32r2"; - break; - - default: - LOG(FATAL) << "Unknown instruction set: " << instruction_set; - } - } -} // namespace art |