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Diffstat (limited to 'src/google/protobuf/compiler/cpp/cpp_message.h')
-rw-r--r--src/google/protobuf/compiler/cpp/cpp_message.h82
1 files changed, 49 insertions, 33 deletions
diff --git a/src/google/protobuf/compiler/cpp/cpp_message.h b/src/google/protobuf/compiler/cpp/cpp_message.h
index 1a804a16..ca2ca2c9 100644
--- a/src/google/protobuf/compiler/cpp/cpp_message.h
+++ b/src/google/protobuf/compiler/cpp/cpp_message.h
@@ -36,12 +36,11 @@
#define GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_H__
#include <memory>
-#ifndef _SHARED_PTR_H
-#include <google/protobuf/stubs/shared_ptr.h>
-#endif
#include <set>
#include <string>
#include <google/protobuf/compiler/cpp/cpp_field.h>
+#include <google/protobuf/compiler/cpp/cpp_helpers.h>
+#include <google/protobuf/compiler/cpp/cpp_message_layout_helper.h>
#include <google/protobuf/compiler/cpp/cpp_options.h>
namespace google {
@@ -61,11 +60,10 @@ class ExtensionGenerator; // extension.h
class MessageGenerator {
public:
// See generator.cc for the meaning of dllexport_decl.
- MessageGenerator(const Descriptor* descriptor, const Options& options);
+ MessageGenerator(const Descriptor* descriptor, int index_in_file_messages,
+ const Options& options, SCCAnalyzer* scc_analyzer);
~MessageGenerator();
- // Appends the pre-order walk of the nested generators to list.
- void Flatten(std::vector<MessageGenerator*>* list);
// Append the two types of nested generators to the corresponding vector.
void AddGenerators(std::vector<EnumGenerator*>* enum_generators,
std::vector<ExtensionGenerator*>* extension_generators);
@@ -84,47 +82,48 @@ class MessageGenerator {
// Generate definitions of inline methods (placed at the end of the header
// file).
- void GenerateInlineMethods(io::Printer* printer, bool is_inline);
-
- // Dependent methods are always inline.
- void GenerateDependentInlineMethods(io::Printer* printer);
+ void GenerateInlineMethods(io::Printer* printer);
// Source file stuff.
// Generate extra fields
void GenerateExtraDefaultFields(io::Printer* printer);
- // Generate code that calls MessageFactory::InternalRegisterGeneratedMessage()
- // for all types.
- void GenerateTypeRegistrations(io::Printer* printer);
-
- // Generates code that allocates the message's default instance.
- void GenerateDefaultInstanceAllocator(io::Printer* printer);
+ // Generates code that creates default instances for fields.
+ void GenerateFieldDefaultInstances(io::Printer* printer);
// Generates code that initializes the message's default instance. This
// is separate from allocating because all default instances must be
// allocated before any can be initialized.
void GenerateDefaultInstanceInitializer(io::Printer* printer);
- // Generates code that should be run when ShutdownProtobufLibrary() is called,
- // to delete all dynamically-allocated objects.
- void GenerateShutdownCode(io::Printer* printer);
-
// Generate all non-inline methods for this class.
void GenerateClassMethods(io::Printer* printer);
+ // Generate source file code that should go outside any namespace.
+ void GenerateSourceInProto2Namespace(io::Printer* printer);
+
private:
// Generate declarations and definitions of accessors for fields.
- void GenerateDependentBaseClassDefinition(io::Printer* printer);
- void GenerateDependentFieldAccessorDeclarations(io::Printer* printer);
void GenerateFieldAccessorDeclarations(io::Printer* printer);
- void GenerateDependentFieldAccessorDefinitions(io::Printer* printer);
- void GenerateFieldAccessorDefinitions(io::Printer* printer, bool is_inline);
+ void GenerateFieldAccessorDefinitions(io::Printer* printer);
+
+ // Generate the table-driven parsing array. Returns the number of entries
+ // generated.
+ size_t GenerateParseOffsets(io::Printer* printer);
+ size_t GenerateParseAuxTable(io::Printer* printer);
+ // Generates a ParseTable entry. Returns whether the proto uses table-driven
+ // parsing.
+ bool GenerateParseTable(io::Printer* printer, size_t offset,
+ size_t aux_offset);
// Generate the field offsets array. Returns the a pair of the total numer
// of entries generated and the index of the first has_bit entry.
std::pair<size_t, size_t> GenerateOffsets(io::Printer* printer);
void GenerateSchema(io::Printer* printer, int offset, int has_offset);
+ // For each field generates a table entry describing the field for the
+ // table driven serializer.
+ int GenerateFieldMetadata(io::Printer* printer);
// Generate constructors and destructor.
void GenerateStructors(io::Printer* printer);
@@ -140,6 +139,13 @@ class MessageGenerator {
// Generate the arena-specific destructor code.
void GenerateArenaDestructorCode(io::Printer* printer);
+ // Helper for GenerateClear and others. Optionally emits a condition that
+ // assumes the existence of the cached_has_bits variable, and returns true if
+ // the condition was printed.
+ bool MaybeGenerateOptionalFieldCondition(io::Printer* printer,
+ const FieldDescriptor* field,
+ int expected_has_bits_index);
+
// Generate standard Message methods.
void GenerateClear(io::Printer* printer);
void GenerateOneofClear(io::Printer* printer);
@@ -155,9 +161,14 @@ class MessageGenerator {
void GenerateIsInitialized(io::Printer* printer);
// Helpers for GenerateSerializeWithCachedSizes().
+ //
+ // cached_has_bit_index maintains that:
+ // cached_has_bits = _has_bits_[cached_has_bit_index]
+ // for cached_has_bit_index >= 0
void GenerateSerializeOneField(io::Printer* printer,
const FieldDescriptor* field,
- bool unbounded);
+ bool unbounded,
+ int cached_has_bits_index);
// Generate a switch statement to serialize 2+ fields from the same oneof.
// Or, if fields.size() == 1, just call GenerateSerializeOneField().
void GenerateSerializeOneofFields(
@@ -167,13 +178,12 @@ class MessageGenerator {
io::Printer* printer, const Descriptor::ExtensionRange* range,
bool unbounded);
-
// Generates has_foo() functions and variables for singular field has-bits.
void GenerateSingularFieldHasBits(const FieldDescriptor* field,
std::map<string, string> vars,
io::Printer* printer);
// Generates has_foo() functions and variables for oneof field has-bits.
- void GenerateOneofHasBits(io::Printer* printer, bool is_inline);
+ void GenerateOneofHasBits(io::Printer* printer);
// Generates has_foo_bar() functions for oneof members.
void GenerateOneofMemberHasBits(const FieldDescriptor* field,
const std::map<string, string>& vars,
@@ -181,6 +191,7 @@ class MessageGenerator {
// Generates the clear_foo() method for a field.
void GenerateFieldClear(const FieldDescriptor* field,
const std::map<string, string>& vars,
+ bool is_inline,
io::Printer* printer);
void GenerateConstructorBody(io::Printer* printer,
@@ -191,23 +202,28 @@ class MessageGenerator {
std::vector<uint32> RequiredFieldsBitMask() const;
const Descriptor* descriptor_;
+ int index_in_file_messages_;
string classname_;
Options options_;
FieldGeneratorMap field_generators_;
// optimized_order_ is the order we layout the message's fields in the class.
// This is reused to initialize the fields in-order for cache efficiency.
//
- // optimized_order_ excludes oneof fields.
+ // optimized_order_ excludes oneof fields and weak fields.
std::vector<const FieldDescriptor *> optimized_order_;
std::vector<int> has_bit_indices_;
int max_has_bit_index_;
- google::protobuf::scoped_array<google::protobuf::scoped_ptr<MessageGenerator> > nested_generators_;
- google::protobuf::scoped_array<google::protobuf::scoped_ptr<EnumGenerator> > enum_generators_;
- google::protobuf::scoped_array<google::protobuf::scoped_ptr<ExtensionGenerator> > extension_generators_;
+ std::unique_ptr<std::unique_ptr<EnumGenerator> []> enum_generators_;
+ std::unique_ptr<std::unique_ptr<ExtensionGenerator> []> extension_generators_;
int num_required_fields_;
- bool use_dependent_base_;
+ int num_weak_fields_;
+ // table_driven_ indicates the generated message uses table-driven parsing.
+ bool table_driven_;
+
+ std::unique_ptr<MessageLayoutHelper> message_layout_helper_;
- int index_in_metadata_;
+ SCCAnalyzer* scc_analyzer_;
+ string scc_name_;
friend class FileGenerator;
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageGenerator);
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-02 01:12:48 +0000