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src/hotspot/share/oops/instanceKlass.inline.hpp

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 46 inline int InstanceKlass::java_fields_count() const { return FieldInfoStream::num_java_fields(fieldinfo_stream()); }
 47 inline int InstanceKlass::total_fields_count() const { return FieldInfoStream::num_total_fields(fieldinfo_stream()); }
 48 
 49 inline OopMapBlock* InstanceKlass::start_of_nonstatic_oop_maps() const {
 50   return (OopMapBlock*)(start_of_itable() + itable_length());
 51 }
 52 
 53 inline Klass** InstanceKlass::end_of_nonstatic_oop_maps() const {
 54   return (Klass**)(start_of_nonstatic_oop_maps() +
 55                    nonstatic_oop_map_count());
 56 }
 57 
 58 inline InstanceKlass* volatile* InstanceKlass::adr_implementor() const {
 59   if (is_interface()) {
 60     return (InstanceKlass* volatile*)end_of_nonstatic_oop_maps();
 61   } else {
 62     return nullptr;
 63   }
 64 }
 65 
 66 inline ObjArrayKlass* InstanceKlass::array_klasses_acquire() const {















 67   return Atomic::load_acquire(&_array_klasses);
 68 }
 69 
 70 inline void InstanceKlass::release_set_array_klasses(ObjArrayKlass* k) {
 71   Atomic::release_store(&_array_klasses, k);
 72 }
 73 
 74 inline jmethodID* InstanceKlass::methods_jmethod_ids_acquire() const {
 75   return Atomic::load_acquire(&_methods_jmethod_ids);
 76 }
 77 
 78 inline void InstanceKlass::release_set_methods_jmethod_ids(jmethodID* jmeths) {
 79   Atomic::release_store(&_methods_jmethod_ids, jmeths);
 80 }
 81 
 82 // The iteration over the oops in objects is a hot path in the GC code.
 83 // By force inlining the following functions, we get similar GC performance
 84 // as the previous macro based implementation.
 85 
 86 template <typename T, class OopClosureType>
 87 ALWAYSINLINE void InstanceKlass::oop_oop_iterate_oop_map(OopMapBlock* map, oop obj, OopClosureType* closure) {
 88   T* p         = obj->field_addr<T>(map->offset());
 89   T* const end = p + map->count();
 90 

 46 inline int InstanceKlass::java_fields_count() const { return FieldInfoStream::num_java_fields(fieldinfo_stream()); }
 47 inline int InstanceKlass::total_fields_count() const { return FieldInfoStream::num_total_fields(fieldinfo_stream()); }
 48 
 49 inline OopMapBlock* InstanceKlass::start_of_nonstatic_oop_maps() const {
 50   return (OopMapBlock*)(start_of_itable() + itable_length());
 51 }
 52 
 53 inline Klass** InstanceKlass::end_of_nonstatic_oop_maps() const {
 54   return (Klass**)(start_of_nonstatic_oop_maps() +
 55                    nonstatic_oop_map_count());
 56 }
 57 
 58 inline InstanceKlass* volatile* InstanceKlass::adr_implementor() const {
 59   if (is_interface()) {
 60     return (InstanceKlass* volatile*)end_of_nonstatic_oop_maps();
 61   } else {
 62     return nullptr;
 63   }
 64 }
 65 
 66 inline InlineKlass* InstanceKlass::get_inline_type_field_klass(int idx) const {
 67   assert(has_inline_type_fields(), "Sanity checking");
 68   assert(idx < java_fields_count(), "IOOB");
 69   InlineKlass* k = inline_layout_info(idx).klass();
 70   assert(k != nullptr, "Should always be set before being read");
 71   return k;
 72 }
 73 
 74 inline InlineKlass* InstanceKlass::get_inline_type_field_klass_or_null(int idx) const {
 75   assert(has_inline_type_fields(), "Sanity checking");
 76   assert(idx < java_fields_count(), "IOOB");
 77   InlineKlass* k = inline_layout_info(idx).klass();
 78   return k;
 79 }
 80 
 81 inline ArrayKlass* InstanceKlass::array_klasses_acquire() const {
 82   return Atomic::load_acquire(&_array_klasses);
 83 }
 84 
 85 inline void InstanceKlass::release_set_array_klasses(ArrayKlass* k) {
 86   Atomic::release_store(&_array_klasses, k);
 87 }
 88 
 89 inline jmethodID* InstanceKlass::methods_jmethod_ids_acquire() const {
 90   return Atomic::load_acquire(&_methods_jmethod_ids);
 91 }
 92 
 93 inline void InstanceKlass::release_set_methods_jmethod_ids(jmethodID* jmeths) {
 94   Atomic::release_store(&_methods_jmethod_ids, jmeths);
 95 }
 96 
 97 // The iteration over the oops in objects is a hot path in the GC code.
 98 // By force inlining the following functions, we get similar GC performance
 99 // as the previous macro based implementation.
100 
101 template <typename T, class OopClosureType>
102 ALWAYSINLINE void InstanceKlass::oop_oop_iterate_oop_map(OopMapBlock* map, oop obj, OopClosureType* closure) {
103   T* p         = obj->field_addr<T>(map->offset());
104   T* const end = p + map->count();
105 
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