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-rw-r--r--compiler/driver/compiler_driver.cc169
1 files changed, 93 insertions, 76 deletions
diff --git a/compiler/driver/compiler_driver.cc b/compiler/driver/compiler_driver.cc
index a35f306612..affa52a37a 100644
--- a/compiler/driver/compiler_driver.cc
+++ b/compiler/driver/compiler_driver.cc
@@ -690,66 +690,76 @@ bool CompilerDriver::IsMethodToCompile(const MethodReference& method_ref) const
return methods_to_compile_->find(tmp.c_str()) != methods_to_compile_->end();
}
-static void ResolveExceptionsForMethod(
- ArtMethod* method_handle, std::set<std::pair<uint16_t, const DexFile*>>& exceptions_to_resolve)
- SHARED_REQUIRES(Locks::mutator_lock_) {
- const DexFile::CodeItem* code_item = method_handle->GetCodeItem();
- if (code_item == nullptr) {
- return; // native or abstract method
- }
- if (code_item->tries_size_ == 0) {
- return; // nothing to process
- }
- const uint8_t* 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 (!method_handle->IsResolvedTypeIdx(encoded_catch_handler_handlers_type_idx)) {
- exceptions_to_resolve.insert(
- std::pair<uint16_t, const DexFile*>(encoded_catch_handler_handlers_type_idx,
- method_handle->GetDexFile()));
+class ResolveCatchBlockExceptionsClassVisitor : public ClassVisitor {
+ public:
+ ResolveCatchBlockExceptionsClassVisitor(
+ std::set<std::pair<uint16_t, const DexFile*>>& exceptions_to_resolve)
+ : exceptions_to_resolve_(exceptions_to_resolve) {}
+
+ void ResolveExceptionsForMethod(ArtMethod* method_handle) SHARED_REQUIRES(Locks::mutator_lock_) {
+ const DexFile::CodeItem* code_item = method_handle->GetCodeItem();
+ if (code_item == nullptr) {
+ return; // native or abstract method
+ }
+ if (code_item->tries_size_ == 0) {
+ return; // nothing to process
+ }
+ const uint8_t* 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 (!method_handle->IsResolvedTypeIdx(encoded_catch_handler_handlers_type_idx)) {
+ exceptions_to_resolve_.emplace(encoded_catch_handler_handlers_type_idx,
+ method_handle->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);
}
- // 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_REQUIRES(Locks::mutator_lock_) {
- auto* exceptions_to_resolve =
- reinterpret_cast<std::set<std::pair<uint16_t, const DexFile*>>*>(arg);
- const auto pointer_size = Runtime::Current()->GetClassLinker()->GetImagePointerSize();
- for (auto& m : c->GetVirtualMethods(pointer_size)) {
- ResolveExceptionsForMethod(&m, *exceptions_to_resolve);
+ virtual bool Visit(mirror::Class* c) OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) {
+ const auto pointer_size = Runtime::Current()->GetClassLinker()->GetImagePointerSize();
+ for (auto& m : c->GetVirtualMethods(pointer_size)) {
+ ResolveExceptionsForMethod(&m);
+ }
+ for (auto& m : c->GetDirectMethods(pointer_size)) {
+ ResolveExceptionsForMethod(&m);
+ }
+ return true;
}
- for (auto& m : c->GetDirectMethods(pointer_size)) {
- ResolveExceptionsForMethod(&m, *exceptions_to_resolve);
+
+ private:
+ std::set<std::pair<uint16_t, const DexFile*>>& exceptions_to_resolve_;
+};
+
+class RecordImageClassesVisitor : public ClassVisitor {
+ public:
+ explicit RecordImageClassesVisitor(std::unordered_set<std::string>* image_classes)
+ : image_classes_(image_classes) {}
+
+ bool Visit(mirror::Class* klass) OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) {
+ std::string temp;
+ image_classes_->insert(klass->GetDescriptor(&temp));
+ return true;
}
- return true;
-}
-static bool RecordImageClassesVisitor(mirror::Class* klass, void* arg)
- SHARED_REQUIRES(Locks::mutator_lock_) {
- std::unordered_set<std::string>* image_classes =
- reinterpret_cast<std::unordered_set<std::string>*>(arg);
- std::string temp;
- image_classes->insert(klass->GetDescriptor(&temp));
- return true;
-}
+ private:
+ std::unordered_set<std::string>* const image_classes_;
+};
// Make a list of descriptors for classes to include in the image
void CompilerDriver::LoadImageClasses(TimingLogger* timings) {
@@ -787,8 +797,8 @@ void CompilerDriver::LoadImageClasses(TimingLogger* timings) {
hs.NewHandle(class_linker->FindSystemClass(self, "Ljava/lang/Throwable;")));
do {
unresolved_exception_types.clear();
- class_linker->VisitClasses(ResolveCatchBlockExceptionsClassVisitor,
- &unresolved_exception_types);
+ ResolveCatchBlockExceptionsClassVisitor visitor(unresolved_exception_types);
+ class_linker->VisitClasses(&visitor);
for (const std::pair<uint16_t, const DexFile*>& exception_type : unresolved_exception_types) {
uint16_t exception_type_idx = exception_type.first;
const DexFile* dex_file = exception_type.second;
@@ -811,7 +821,8 @@ void CompilerDriver::LoadImageClasses(TimingLogger* timings) {
// 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());
+ RecordImageClassesVisitor visitor(image_classes_.get());
+ class_linker->VisitClasses(&visitor);
CHECK_NE(image_classes_->size(), 0U);
}
@@ -899,6 +910,29 @@ class ClinitImageUpdate {
}
private:
+ class FindImageClassesVisitor : public ClassVisitor {
+ public:
+ explicit FindImageClassesVisitor(ClinitImageUpdate* data) : data_(data) {}
+
+ bool Visit(mirror::Class* klass) OVERRIDE SHARED_REQUIRES(Locks::mutator_lock_) {
+ std::string temp;
+ const char* name = klass->GetDescriptor(&temp);
+ if (data_->image_class_descriptors_->find(name) != data_->image_class_descriptors_->end()) {
+ data_->image_classes_.push_back(klass);
+ } else {
+ // Check whether it is initialized and has a clinit. They must be kept, too.
+ if (klass->IsInitialized() && klass->FindClassInitializer(
+ Runtime::Current()->GetClassLinker()->GetImagePointerSize()) != nullptr) {
+ data_->image_classes_.push_back(klass);
+ }
+ }
+ return true;
+ }
+
+ private:
+ ClinitImageUpdate* const data_;
+ };
+
ClinitImageUpdate(std::unordered_set<std::string>* image_class_descriptors, Thread* self,
ClassLinker* linker)
SHARED_REQUIRES(Locks::mutator_lock_) :
@@ -915,25 +949,8 @@ class ClinitImageUpdate {
// Find all the already-marked classes.
WriterMutexLock mu(self, *Locks::heap_bitmap_lock_);
- linker->VisitClasses(FindImageClasses, this);
- }
-
- static bool FindImageClasses(mirror::Class* klass, void* arg)
- SHARED_REQUIRES(Locks::mutator_lock_) {
- ClinitImageUpdate* data = reinterpret_cast<ClinitImageUpdate*>(arg);
- std::string temp;
- const char* name = klass->GetDescriptor(&temp);
- if (data->image_class_descriptors_->find(name) != data->image_class_descriptors_->end()) {
- data->image_classes_.push_back(klass);
- } else {
- // Check whether it is initialized and has a clinit. They must be kept, too.
- if (klass->IsInitialized() && klass->FindClassInitializer(
- Runtime::Current()->GetClassLinker()->GetImagePointerSize()) != nullptr) {
- data->image_classes_.push_back(klass);
- }
- }
-
- return true;
+ FindImageClassesVisitor visitor(this);
+ linker->VisitClasses(&visitor);
}
void VisitClinitClassesObject(mirror::Object* object) const
@@ -1731,7 +1748,7 @@ class ResolveClassFieldsAndMethodsVisitor : public CompilationVisitor {
explicit ResolveClassFieldsAndMethodsVisitor(const ParallelCompilationManager* manager)
: manager_(manager) {}
- virtual void Visit(size_t class_def_index) OVERRIDE REQUIRES(!Locks::mutator_lock_) {
+ void Visit(size_t class_def_index) OVERRIDE REQUIRES(!Locks::mutator_lock_) {
ATRACE_CALL();
Thread* const self = Thread::Current();
jobject jclass_loader = manager_->GetClassLoader();
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-11-05 17:16:54 +0000