125 bool oopDesc::is_oop(oop obj) {
126 return Universe::heap()->is_oop(obj);
127 }
128
129 // used only for asserts and guarantees
130 bool oopDesc::is_oop_or_null(oop obj) {
131 return obj == nullptr ? true : is_oop(obj);
132 }
133
134 VerifyOopClosure VerifyOopClosure::verify_oop;
135
136 template <class T> void VerifyOopClosure::do_oop_work(T* p) {
137 oop obj = RawAccess<>::oop_load(p);
138 guarantee(oopDesc::is_oop_or_null(obj), "invalid oop: " PTR_FORMAT, p2i(obj));
139 }
140
141 void VerifyOopClosure::do_oop(oop* p) { VerifyOopClosure::do_oop_work(p); }
142 void VerifyOopClosure::do_oop(narrowOop* p) { VerifyOopClosure::do_oop_work(p); }
143
144 // type test operations that doesn't require inclusion of oop.inline.hpp.
145 bool oopDesc::is_instance_noinline() const { return is_instance(); }
146 bool oopDesc::is_instanceRef_noinline() const { return is_instanceRef(); }
147 bool oopDesc::is_stackChunk_noinline() const { return is_stackChunk(); }
148 bool oopDesc::is_array_noinline() const { return is_array(); }
149 bool oopDesc::is_objArray_noinline() const { return is_objArray(); }
150 bool oopDesc::is_typeArray_noinline() const { return is_typeArray(); }
151
152 #if INCLUDE_CDS_JAVA_HEAP
153 void oopDesc::set_narrow_klass(narrowKlass nk) {
154 assert(CDSConfig::is_dumping_heap(), "Used by CDS only. Do not abuse!");
155 _compressed_klass = nk;
156 }
157 #endif
158
159 void* oopDesc::load_oop_raw(oop obj, int offset) {
160 uintptr_t addr = (uintptr_t)(void*)obj + (uint)offset;
161 if (UseCompressedOops) {
162 narrowOop narrow_oop = *(narrowOop*)addr;
163 if (CompressedOops::is_null(narrow_oop)) return nullptr;
164 return (void*)CompressedOops::decode_raw(narrow_oop);
165 } else {
166 return *(void**)addr;
167 }
168 }
169
170 oop oopDesc::obj_field_acquire(int offset) const { return HeapAccess<MO_ACQUIRE>::oop_load_at(as_oop(), offset); }
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125 bool oopDesc::is_oop(oop obj) {
126 return Universe::heap()->is_oop(obj);
127 }
128
129 // used only for asserts and guarantees
130 bool oopDesc::is_oop_or_null(oop obj) {
131 return obj == nullptr ? true : is_oop(obj);
132 }
133
134 VerifyOopClosure VerifyOopClosure::verify_oop;
135
136 template <class T> void VerifyOopClosure::do_oop_work(T* p) {
137 oop obj = RawAccess<>::oop_load(p);
138 guarantee(oopDesc::is_oop_or_null(obj), "invalid oop: " PTR_FORMAT, p2i(obj));
139 }
140
141 void VerifyOopClosure::do_oop(oop* p) { VerifyOopClosure::do_oop_work(p); }
142 void VerifyOopClosure::do_oop(narrowOop* p) { VerifyOopClosure::do_oop_work(p); }
143
144 // type test operations that doesn't require inclusion of oop.inline.hpp.
145 bool oopDesc::is_instance_noinline() const { return is_instance(); }
146 bool oopDesc::is_instanceRef_noinline() const { return is_instanceRef(); }
147 bool oopDesc::is_stackChunk_noinline() const { return is_stackChunk(); }
148 bool oopDesc::is_array_noinline() const { return is_array(); }
149 bool oopDesc::is_objArray_noinline() const { return is_objArray(); }
150 bool oopDesc::is_refArray_noinline() const { return is_refArray(); }
151 bool oopDesc::is_typeArray_noinline() const { return is_typeArray(); }
152 bool oopDesc::is_flatArray_noinline() const { return is_flatArray(); }
153
154 #if INCLUDE_CDS_JAVA_HEAP
155 void oopDesc::set_narrow_klass(narrowKlass nk) {
156 assert(CDSConfig::is_dumping_heap(), "Used by CDS only. Do not abuse!");
157 _compressed_klass = nk;
158 }
159 #endif
160
161 void* oopDesc::load_oop_raw(oop obj, int offset) {
162 uintptr_t addr = (uintptr_t)(void*)obj + (uint)offset;
163 if (UseCompressedOops) {
164 narrowOop narrow_oop = *(narrowOop*)addr;
165 if (CompressedOops::is_null(narrow_oop)) return nullptr;
166 return (void*)CompressedOops::decode_raw(narrow_oop);
167 } else {
168 return *(void**)addr;
169 }
170 }
171
172 oop oopDesc::obj_field_acquire(int offset) const { return HeapAccess<MO_ACQUIRE>::oop_load_at(as_oop(), offset); }
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