414 struct V8_EXPORT_PRIVATE WasmModule {  struct
415   std::unique_ptr<Zone> signature_zone;
416   uint32_t initial_pages = 0;      // initial size of the memory in 64k pages
417   uint32_t maximum_pages = 0;      // maximum size of the memory in 64k pages
418   bool has_shared_memory = false;  // true if memory is a SharedArrayBuffer
419   bool has_maximum_pages = false;  // true if there is a maximum memory size
420   bool is_memory64 = false;        // true if the memory is 64 bit
421   bool has_memory = false;         // true if the memory was defined or imported
422   bool mem_export = false;         // true if the memory is exported
423   int start_function_index = -1;   // start function, >= 0 if any
427   uint32_t untagged_globals_buffer_size = 0;
428   uint32_t tagged_globals_buffer_size = 0;
429   uint32_t num_imported_mutable_globals = 0;
430   uint32_t num_imported_functions = 0;
431   uint32_t num_imported_tables = 0;
432   uint32_t num_declared_functions = 0;  // excluding imported
433   uint32_t num_exported_functions = 0;
434   uint32_t num_declared_data_segments = 0;  // From the DataCount section.
437   WireBytesRef code = {0, 0};
438   WireBytesRef name = {0, 0};
440   void add_type(TypeDefinition type) {  in add_type()
450   bool has_type(uint32_t index) const { return index < types.size(); }  in has_type()
452   void add_signature(const FunctionSig* sig, uint32_t supertype) {  in add_signature()
456   bool has_signature(uint32_t index) const {  in has_signature()
460   const FunctionSig* signature(uint32_t index) const {  in signature()
465   void add_struct_type(const StructType* type, uint32_t supertype) {  in add_struct_type()
469   bool has_struct(uint32_t index) const {  in has_struct()
472   const StructType* struct_type(uint32_t index) const {  in struct_type()
477   void add_array_type(const ArrayType* type, uint32_t supertype) {  in add_array_type()
481   bool has_array(uint32_t index) const {  in has_array()
484   const ArrayType* array_type(uint32_t index) const {  in array_type()
489   uint32_t supertype(uint32_t index) const {  in supertype()
493   bool has_supertype(uint32_t index) const {  in has_supertype()
497   std::vector<TypeDefinition> types;  // by type index
500   std::vector<uint32_t> canonicalized_type_ids;
526   explicit WasmModule(std::unique_ptr<Zone> signature_zone = nullptr);  argument
528   WasmModule& operator=(const WasmModule&) = delete;  argument