comparison src/share/vm/oops/objArrayKlass.cpp @ 6840:6e5a59a8e4a7

Merge
author rbackman
date Tue, 09 Oct 2012 07:41:27 +0200
parents 86af3dacab81 d8ce2825b193
children 070d523b96a7
comparison
equal deleted inserted replaced
6830:81e878c53615 6840:6e5a59a8e4a7
54 #include "gc_implementation/parallelScavenge/psPromotionManager.inline.hpp" 54 #include "gc_implementation/parallelScavenge/psPromotionManager.inline.hpp"
55 #include "gc_implementation/parallelScavenge/psScavenge.inline.hpp" 55 #include "gc_implementation/parallelScavenge/psScavenge.inline.hpp"
56 #include "oops/oop.pcgc.inline.hpp" 56 #include "oops/oop.pcgc.inline.hpp"
57 #endif 57 #endif
58 58
59 objArrayKlass* objArrayKlass::allocate(ClassLoaderData* loader_data, int n, KlassHandle klass_handle, Symbol* name, TRAPS) { 59 ObjArrayKlass* ObjArrayKlass::allocate(ClassLoaderData* loader_data, int n, KlassHandle klass_handle, Symbol* name, TRAPS) {
60 assert(objArrayKlass::header_size() <= InstanceKlass::header_size(), 60 assert(ObjArrayKlass::header_size() <= InstanceKlass::header_size(),
61 "array klasses must be same size as InstanceKlass"); 61 "array klasses must be same size as InstanceKlass");
62 62
63 int size = arrayKlass::static_size(objArrayKlass::header_size()); 63 int size = ArrayKlass::static_size(ObjArrayKlass::header_size());
64 64
65 return new (loader_data, size, THREAD) objArrayKlass(n, klass_handle, name); 65 return new (loader_data, size, THREAD) ObjArrayKlass(n, klass_handle, name);
66 } 66 }
67 67
68 Klass* objArrayKlass::allocate_objArray_klass(ClassLoaderData* loader_data, 68 Klass* ObjArrayKlass::allocate_objArray_klass(ClassLoaderData* loader_data,
69 int n, KlassHandle element_klass, TRAPS) { 69 int n, KlassHandle element_klass, TRAPS) {
70 70
71 // Eagerly allocate the direct array supertype. 71 // Eagerly allocate the direct array supertype.
72 KlassHandle super_klass = KlassHandle(); 72 KlassHandle super_klass = KlassHandle();
73 if (!Universe::is_bootstrapping() || SystemDictionary::Object_klass_loaded()) { 73 if (!Universe::is_bootstrapping() || SystemDictionary::Object_klass_loaded()) {
143 ik->set_array_name(name); 143 ik->set_array_name(name);
144 } 144 }
145 } 145 }
146 146
147 // Initialize instance variables 147 // Initialize instance variables
148 objArrayKlass* oak = objArrayKlass::allocate(loader_data, n, element_klass, name, CHECK_0); 148 ObjArrayKlass* oak = ObjArrayKlass::allocate(loader_data, n, element_klass, name, CHECK_0);
149 149
150 // Add all classes to our internal class loader list here, 150 // Add all classes to our internal class loader list here,
151 // including classes in the bootstrap (NULL) class loader. 151 // including classes in the bootstrap (NULL) class loader.
152 // GC walks these as strong roots. 152 // GC walks these as strong roots.
153 loader_data->add_class(oak); 153 loader_data->add_class(oak);
154 154
155 // Call complete_create_array_klass after all instance variables has been initialized. 155 // Call complete_create_array_klass after all instance variables has been initialized.
156 arrayKlass::complete_create_array_klass(oak, super_klass, CHECK_0); 156 ArrayKlass::complete_create_array_klass(oak, super_klass, CHECK_0);
157 157
158 return oak; 158 return oak;
159 } 159 }
160 160
161 objArrayKlass::objArrayKlass(int n, KlassHandle element_klass, Symbol* name) : arrayKlass(name) { 161 ObjArrayKlass::ObjArrayKlass(int n, KlassHandle element_klass, Symbol* name) : ArrayKlass(name) {
162 this->set_dimension(n); 162 this->set_dimension(n);
163 this->set_element_klass(element_klass()); 163 this->set_element_klass(element_klass());
164 // decrement refcount because object arrays are not explicitly freed. The 164 // decrement refcount because object arrays are not explicitly freed. The
165 // InstanceKlass array_name() keeps the name counted while the klass is 165 // InstanceKlass array_name() keeps the name counted while the klass is
166 // loaded. 166 // loaded.
167 name->decrement_refcount(); 167 name->decrement_refcount();
168 168
169 Klass* bk; 169 Klass* bk;
170 if (element_klass->oop_is_objArray()) { 170 if (element_klass->oop_is_objArray()) {
171 bk = objArrayKlass::cast(element_klass())->bottom_klass(); 171 bk = ObjArrayKlass::cast(element_klass())->bottom_klass();
172 } else { 172 } else {
173 bk = element_klass(); 173 bk = element_klass();
174 } 174 }
175 assert(bk != NULL && (Klass::cast(bk)->oop_is_instance() || Klass::cast(bk)->oop_is_typeArray()), "invalid bottom klass"); 175 assert(bk != NULL && (Klass::cast(bk)->oop_is_instance() || Klass::cast(bk)->oop_is_typeArray()), "invalid bottom klass");
176 this->set_bottom_klass(bk); 176 this->set_bottom_klass(bk);
179 this->set_layout_helper(array_layout_helper(T_OBJECT)); 179 this->set_layout_helper(array_layout_helper(T_OBJECT));
180 assert(this->oop_is_array(), "sanity"); 180 assert(this->oop_is_array(), "sanity");
181 assert(this->oop_is_objArray(), "sanity"); 181 assert(this->oop_is_objArray(), "sanity");
182 } 182 }
183 183
184 int objArrayKlass::oop_size(oop obj) const { 184 int ObjArrayKlass::oop_size(oop obj) const {
185 assert(obj->is_objArray(), "must be object array"); 185 assert(obj->is_objArray(), "must be object array");
186 return objArrayOop(obj)->object_size(); 186 return objArrayOop(obj)->object_size();
187 } 187 }
188 188
189 objArrayOop objArrayKlass::allocate(int length, TRAPS) { 189 objArrayOop ObjArrayKlass::allocate(int length, TRAPS) {
190 if (length >= 0) { 190 if (length >= 0) {
191 if (length <= arrayOopDesc::max_array_length(T_OBJECT)) { 191 if (length <= arrayOopDesc::max_array_length(T_OBJECT)) {
192 int size = objArrayOopDesc::object_size(length); 192 int size = objArrayOopDesc::object_size(length);
193 KlassHandle h_k(THREAD, this); 193 KlassHandle h_k(THREAD, this);
194 return (objArrayOop)CollectedHeap::array_allocate(h_k, size, length, CHECK_NULL); 194 return (objArrayOop)CollectedHeap::array_allocate(h_k, size, length, CHECK_NULL);
202 } 202 }
203 } 203 }
204 204
205 static int multi_alloc_counter = 0; 205 static int multi_alloc_counter = 0;
206 206
207 oop objArrayKlass::multi_allocate(int rank, jint* sizes, TRAPS) { 207 oop ObjArrayKlass::multi_allocate(int rank, jint* sizes, TRAPS) {
208 int length = *sizes; 208 int length = *sizes;
209 // Call to lower_dimension uses this pointer, so most be called before a 209 // Call to lower_dimension uses this pointer, so most be called before a
210 // possible GC 210 // possible GC
211 KlassHandle h_lower_dimension(THREAD, lower_dimension()); 211 KlassHandle h_lower_dimension(THREAD, lower_dimension());
212 // If length < 0 allocate will throw an exception. 212 // If length < 0 allocate will throw an exception.
213 objArrayOop array = allocate(length, CHECK_NULL); 213 objArrayOop array = allocate(length, CHECK_NULL);
214 objArrayHandle h_array (THREAD, array); 214 objArrayHandle h_array (THREAD, array);
215 if (rank > 1) { 215 if (rank > 1) {
216 if (length != 0) { 216 if (length != 0) {
217 for (int index = 0; index < length; index++) { 217 for (int index = 0; index < length; index++) {
218 arrayKlass* ak = arrayKlass::cast(h_lower_dimension()); 218 ArrayKlass* ak = ArrayKlass::cast(h_lower_dimension());
219 oop sub_array = ak->multi_allocate(rank-1, &sizes[1], CHECK_NULL); 219 oop sub_array = ak->multi_allocate(rank-1, &sizes[1], CHECK_NULL);
220 h_array->obj_at_put(index, sub_array); 220 h_array->obj_at_put(index, sub_array);
221 } 221 }
222 } else { 222 } else {
223 // Since this array dimension has zero length, nothing will be 223 // Since this array dimension has zero length, nothing will be
233 } 233 }
234 return h_array(); 234 return h_array();
235 } 235 }
236 236
237 // Either oop or narrowOop depending on UseCompressedOops. 237 // Either oop or narrowOop depending on UseCompressedOops.
238 template <class T> void objArrayKlass::do_copy(arrayOop s, T* src, 238 template <class T> void ObjArrayKlass::do_copy(arrayOop s, T* src,
239 arrayOop d, T* dst, int length, TRAPS) { 239 arrayOop d, T* dst, int length, TRAPS) {
240 240
241 BarrierSet* bs = Universe::heap()->barrier_set(); 241 BarrierSet* bs = Universe::heap()->barrier_set();
242 // For performance reasons, we assume we are that the write barrier we 242 // For performance reasons, we assume we are that the write barrier we
243 // are using has optimized modes for arrays of references. At least one 243 // are using has optimized modes for arrays of references. At least one
250 assert(length > 0, "sanity check"); 250 assert(length > 0, "sanity check");
251 bs->write_ref_array_pre(dst, length); 251 bs->write_ref_array_pre(dst, length);
252 Copy::conjoint_oops_atomic(src, dst, length); 252 Copy::conjoint_oops_atomic(src, dst, length);
253 } else { 253 } else {
254 // We have to make sure all elements conform to the destination array 254 // We have to make sure all elements conform to the destination array
255 Klass* bound = objArrayKlass::cast(d->klass())->element_klass(); 255 Klass* bound = ObjArrayKlass::cast(d->klass())->element_klass();
256 Klass* stype = objArrayKlass::cast(s->klass())->element_klass(); 256 Klass* stype = ObjArrayKlass::cast(s->klass())->element_klass();
257 if (stype == bound || Klass::cast(stype)->is_subtype_of(bound)) { 257 if (stype == bound || Klass::cast(stype)->is_subtype_of(bound)) {
258 // elements are guaranteed to be subtypes, so no check necessary 258 // elements are guaranteed to be subtypes, so no check necessary
259 bs->write_ref_array_pre(dst, length); 259 bs->write_ref_array_pre(dst, length);
260 Copy::conjoint_oops_atomic(src, dst, length); 260 Copy::conjoint_oops_atomic(src, dst, length);
261 } else { 261 } else {
288 } 288 }
289 } 289 }
290 bs->write_ref_array((HeapWord*)dst, length); 290 bs->write_ref_array((HeapWord*)dst, length);
291 } 291 }
292 292
293 void objArrayKlass::copy_array(arrayOop s, int src_pos, arrayOop d, 293 void ObjArrayKlass::copy_array(arrayOop s, int src_pos, arrayOop d,
294 int dst_pos, int length, TRAPS) { 294 int dst_pos, int length, TRAPS) {
295 assert(s->is_objArray(), "must be obj array"); 295 assert(s->is_objArray(), "must be obj array");
296 296
297 if (!d->is_objArray()) { 297 if (!d->is_objArray()) {
298 THROW(vmSymbols::java_lang_ArrayStoreException()); 298 THROW(vmSymbols::java_lang_ArrayStoreException());
325 do_copy<oop> (s, src, d, dst, length, CHECK); 325 do_copy<oop> (s, src, d, dst, length, CHECK);
326 } 326 }
327 } 327 }
328 328
329 329
330 Klass* objArrayKlass::array_klass_impl(bool or_null, int n, TRAPS) { 330 Klass* ObjArrayKlass::array_klass_impl(bool or_null, int n, TRAPS) {
331 331
332 assert(dimension() <= n, "check order of chain"); 332 assert(dimension() <= n, "check order of chain");
333 int dim = dimension(); 333 int dim = dimension();
334 if (dim == n) return this; 334 if (dim == n) return this;
335 335
346 // Check if another thread beat us 346 // Check if another thread beat us
347 if (higher_dimension() == NULL) { 347 if (higher_dimension() == NULL) {
348 348
349 // Create multi-dim klass object and link them together 349 // Create multi-dim klass object and link them together
350 Klass* k = 350 Klass* k =
351 objArrayKlass::allocate_objArray_klass(class_loader_data(), dim + 1, this, CHECK_NULL); 351 ObjArrayKlass::allocate_objArray_klass(class_loader_data(), dim + 1, this, CHECK_NULL);
352 objArrayKlass* ak = objArrayKlass::cast(k); 352 ObjArrayKlass* ak = ObjArrayKlass::cast(k);
353 ak->set_lower_dimension(this); 353 ak->set_lower_dimension(this);
354 OrderAccess::storestore(); 354 OrderAccess::storestore();
355 set_higher_dimension(ak); 355 set_higher_dimension(ak);
356 assert(ak->oop_is_objArray(), "incorrect initialization of objArrayKlass"); 356 assert(ak->oop_is_objArray(), "incorrect initialization of ObjArrayKlass");
357 } 357 }
358 } 358 }
359 } else { 359 } else {
360 CHECK_UNHANDLED_OOPS_ONLY(Thread::current()->clear_unhandled_oops()); 360 CHECK_UNHANDLED_OOPS_ONLY(Thread::current()->clear_unhandled_oops());
361 } 361 }
362 362
363 objArrayKlass *ak = objArrayKlass::cast(higher_dimension()); 363 ObjArrayKlass *ak = ObjArrayKlass::cast(higher_dimension());
364 if (or_null) { 364 if (or_null) {
365 return ak->array_klass_or_null(n); 365 return ak->array_klass_or_null(n);
366 } 366 }
367 return ak->array_klass(n, CHECK_NULL); 367 return ak->array_klass(n, CHECK_NULL);
368 } 368 }
369 369
370 Klass* objArrayKlass::array_klass_impl(bool or_null, TRAPS) { 370 Klass* ObjArrayKlass::array_klass_impl(bool or_null, TRAPS) {
371 return array_klass_impl(or_null, dimension() + 1, CHECK_NULL); 371 return array_klass_impl(or_null, dimension() + 1, CHECK_NULL);
372 } 372 }
373 373
374 bool objArrayKlass::can_be_primary_super_slow() const { 374 bool ObjArrayKlass::can_be_primary_super_slow() const {
375 if (!bottom_klass()->can_be_primary_super()) 375 if (!bottom_klass()->can_be_primary_super())
376 // array of interfaces 376 // array of interfaces
377 return false; 377 return false;
378 else 378 else
379 return Klass::can_be_primary_super_slow(); 379 return Klass::can_be_primary_super_slow();
380 } 380 }
381 381
382 GrowableArray<Klass*>* objArrayKlass::compute_secondary_supers(int num_extra_slots) { 382 GrowableArray<Klass*>* ObjArrayKlass::compute_secondary_supers(int num_extra_slots) {
383 // interfaces = { cloneable_klass, serializable_klass, elemSuper[], ... }; 383 // interfaces = { cloneable_klass, serializable_klass, elemSuper[], ... };
384 Array<Klass*>* elem_supers = Klass::cast(element_klass())->secondary_supers(); 384 Array<Klass*>* elem_supers = Klass::cast(element_klass())->secondary_supers();
385 int num_elem_supers = elem_supers == NULL ? 0 : elem_supers->length(); 385 int num_elem_supers = elem_supers == NULL ? 0 : elem_supers->length();
386 int num_secondaries = num_extra_slots + 2 + num_elem_supers; 386 int num_secondaries = num_extra_slots + 2 + num_elem_supers;
387 if (num_secondaries == 2) { 387 if (num_secondaries == 2) {
400 } 400 }
401 return secondaries; 401 return secondaries;
402 } 402 }
403 } 403 }
404 404
405 bool objArrayKlass::compute_is_subtype_of(Klass* k) { 405 bool ObjArrayKlass::compute_is_subtype_of(Klass* k) {
406 if (!k->oop_is_objArray()) 406 if (!k->oop_is_objArray())
407 return arrayKlass::compute_is_subtype_of(k); 407 return ArrayKlass::compute_is_subtype_of(k);
408 408
409 objArrayKlass* oak = objArrayKlass::cast(k); 409 ObjArrayKlass* oak = ObjArrayKlass::cast(k);
410 return element_klass()->is_subtype_of(oak->element_klass()); 410 return element_klass()->is_subtype_of(oak->element_klass());
411 } 411 }
412 412
413 void objArrayKlass::initialize(TRAPS) { 413 void ObjArrayKlass::initialize(TRAPS) {
414 Klass::cast(bottom_klass())->initialize(THREAD); // dispatches to either InstanceKlass or typeArrayKlass 414 Klass::cast(bottom_klass())->initialize(THREAD); // dispatches to either InstanceKlass or TypeArrayKlass
415 } 415 }
416 416
417 #define ObjArrayKlass_SPECIALIZED_OOP_ITERATE(T, a, p, do_oop) \ 417 #define ObjArrayKlass_SPECIALIZED_OOP_ITERATE(T, a, p, do_oop) \
418 { \ 418 { \
419 T* p = (T*)(a)->base(); \ 419 T* p = (T*)(a)->base(); \
454 } else { \ 454 } else { \
455 ObjArrayKlass_SPECIALIZED_BOUNDED_OOP_ITERATE(oop, \ 455 ObjArrayKlass_SPECIALIZED_BOUNDED_OOP_ITERATE(oop, \
456 a, p, low, high, do_oop) \ 456 a, p, low, high, do_oop) \
457 } 457 }
458 458
459 void objArrayKlass::oop_follow_contents(oop obj) { 459 void ObjArrayKlass::oop_follow_contents(oop obj) {
460 assert (obj->is_array(), "obj must be array"); 460 assert (obj->is_array(), "obj must be array");
461 MarkSweep::follow_klass(obj->klass()); 461 MarkSweep::follow_klass(obj->klass());
462 if (UseCompressedOops) { 462 if (UseCompressedOops) {
463 objarray_follow_contents<narrowOop>(obj, 0); 463 objarray_follow_contents<narrowOop>(obj, 0);
464 } else { 464 } else {
465 objarray_follow_contents<oop>(obj, 0); 465 objarray_follow_contents<oop>(obj, 0);
466 } 466 }
467 } 467 }
468 468
469 #ifndef SERIALGC 469 #ifndef SERIALGC
470 void objArrayKlass::oop_follow_contents(ParCompactionManager* cm, 470 void ObjArrayKlass::oop_follow_contents(ParCompactionManager* cm,
471 oop obj) { 471 oop obj) {
472 assert(obj->is_array(), "obj must be array"); 472 assert(obj->is_array(), "obj must be array");
473 PSParallelCompact::follow_klass(cm, obj->klass()); 473 PSParallelCompact::follow_klass(cm, obj->klass());
474 if (UseCompressedOops) { 474 if (UseCompressedOops) {
475 objarray_follow_contents<narrowOop>(cm, obj, 0); 475 objarray_follow_contents<narrowOop>(cm, obj, 0);
485 "Inconsistency in do_metadata"); \ 485 "Inconsistency in do_metadata"); \
486 if (closure->do_metadata##nv_suffix()) 486 if (closure->do_metadata##nv_suffix())
487 487
488 #define ObjArrayKlass_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \ 488 #define ObjArrayKlass_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
489 \ 489 \
490 int objArrayKlass::oop_oop_iterate##nv_suffix(oop obj, \ 490 int ObjArrayKlass::oop_oop_iterate##nv_suffix(oop obj, \
491 OopClosureType* closure) { \ 491 OopClosureType* closure) { \
492 SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::oa); \ 492 SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::oa); \
493 assert (obj->is_array(), "obj must be array"); \ 493 assert (obj->is_array(), "obj must be array"); \
494 objArrayOop a = objArrayOop(obj); \ 494 objArrayOop a = objArrayOop(obj); \
495 /* Get size before changing pointers. */ \ 495 /* Get size before changing pointers. */ \
502 return size; \ 502 return size; \
503 } 503 }
504 504
505 #define ObjArrayKlass_OOP_OOP_ITERATE_DEFN_m(OopClosureType, nv_suffix) \ 505 #define ObjArrayKlass_OOP_OOP_ITERATE_DEFN_m(OopClosureType, nv_suffix) \
506 \ 506 \
507 int objArrayKlass::oop_oop_iterate##nv_suffix##_m(oop obj, \ 507 int ObjArrayKlass::oop_oop_iterate##nv_suffix##_m(oop obj, \
508 OopClosureType* closure, \ 508 OopClosureType* closure, \
509 MemRegion mr) { \ 509 MemRegion mr) { \
510 SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::oa); \ 510 SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::oa); \
511 assert(obj->is_array(), "obj must be array"); \ 511 assert(obj->is_array(), "obj must be array"); \
512 objArrayOop a = objArrayOop(obj); \ 512 objArrayOop a = objArrayOop(obj); \
524 524
525 // Like oop_oop_iterate but only iterates over a specified range and only used 525 // Like oop_oop_iterate but only iterates over a specified range and only used
526 // for objArrayOops. 526 // for objArrayOops.
527 #define ObjArrayKlass_OOP_OOP_ITERATE_DEFN_r(OopClosureType, nv_suffix) \ 527 #define ObjArrayKlass_OOP_OOP_ITERATE_DEFN_r(OopClosureType, nv_suffix) \
528 \ 528 \
529 int objArrayKlass::oop_oop_iterate_range##nv_suffix(oop obj, \ 529 int ObjArrayKlass::oop_oop_iterate_range##nv_suffix(oop obj, \
530 OopClosureType* closure, \ 530 OopClosureType* closure, \
531 int start, int end) { \ 531 int start, int end) { \
532 SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::oa); \ 532 SpecializationStats::record_iterate_call##nv_suffix(SpecializationStats::oa); \
533 assert(obj->is_array(), "obj must be array"); \ 533 assert(obj->is_array(), "obj must be array"); \
534 objArrayOop a = objArrayOop(obj); \ 534 objArrayOop a = objArrayOop(obj); \
565 ALL_OOP_OOP_ITERATE_CLOSURES_1(ObjArrayKlass_OOP_OOP_ITERATE_DEFN_m) 565 ALL_OOP_OOP_ITERATE_CLOSURES_1(ObjArrayKlass_OOP_OOP_ITERATE_DEFN_m)
566 ALL_OOP_OOP_ITERATE_CLOSURES_2(ObjArrayKlass_OOP_OOP_ITERATE_DEFN_m) 566 ALL_OOP_OOP_ITERATE_CLOSURES_2(ObjArrayKlass_OOP_OOP_ITERATE_DEFN_m)
567 ALL_OOP_OOP_ITERATE_CLOSURES_1(ObjArrayKlass_OOP_OOP_ITERATE_DEFN_r) 567 ALL_OOP_OOP_ITERATE_CLOSURES_1(ObjArrayKlass_OOP_OOP_ITERATE_DEFN_r)
568 ALL_OOP_OOP_ITERATE_CLOSURES_2(ObjArrayKlass_OOP_OOP_ITERATE_DEFN_r) 568 ALL_OOP_OOP_ITERATE_CLOSURES_2(ObjArrayKlass_OOP_OOP_ITERATE_DEFN_r)
569 569
570 int objArrayKlass::oop_adjust_pointers(oop obj) { 570 int ObjArrayKlass::oop_adjust_pointers(oop obj) {
571 assert(obj->is_objArray(), "obj must be obj array"); 571 assert(obj->is_objArray(), "obj must be obj array");
572 objArrayOop a = objArrayOop(obj); 572 objArrayOop a = objArrayOop(obj);
573 // Get size before changing pointers. 573 // Get size before changing pointers.
574 // Don't call size() or oop_size() since that is a virtual call. 574 // Don't call size() or oop_size() since that is a virtual call.
575 int size = a->object_size(); 575 int size = a->object_size();
577 ObjArrayKlass_OOP_ITERATE(a, p, MarkSweep::adjust_pointer(p)) 577 ObjArrayKlass_OOP_ITERATE(a, p, MarkSweep::adjust_pointer(p))
578 return size; 578 return size;
579 } 579 }
580 580
581 #ifndef SERIALGC 581 #ifndef SERIALGC
582 void objArrayKlass::oop_push_contents(PSPromotionManager* pm, oop obj) { 582 void ObjArrayKlass::oop_push_contents(PSPromotionManager* pm, oop obj) {
583 assert(obj->is_objArray(), "obj must be obj array"); 583 assert(obj->is_objArray(), "obj must be obj array");
584 ObjArrayKlass_OOP_ITERATE( \ 584 ObjArrayKlass_OOP_ITERATE( \
585 objArrayOop(obj), p, \ 585 objArrayOop(obj), p, \
586 if (PSScavenge::should_scavenge(p)) { \ 586 if (PSScavenge::should_scavenge(p)) { \
587 pm->claim_or_forward_depth(p); \ 587 pm->claim_or_forward_depth(p); \
588 }) 588 })
589 } 589 }
590 590
591 int objArrayKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) { 591 int ObjArrayKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) {
592 assert (obj->is_objArray(), "obj must be obj array"); 592 assert (obj->is_objArray(), "obj must be obj array");
593 objArrayOop a = objArrayOop(obj); 593 objArrayOop a = objArrayOop(obj);
594 int size = a->object_size(); 594 int size = a->object_size();
595 a->update_header(cm); 595 a->update_header(cm);
596 ObjArrayKlass_OOP_ITERATE(a, p, PSParallelCompact::adjust_pointer(p)) 596 ObjArrayKlass_OOP_ITERATE(a, p, PSParallelCompact::adjust_pointer(p))
598 } 598 }
599 #endif // SERIALGC 599 #endif // SERIALGC
600 600
601 // JVM support 601 // JVM support
602 602
603 jint objArrayKlass::compute_modifier_flags(TRAPS) const { 603 jint ObjArrayKlass::compute_modifier_flags(TRAPS) const {
604 // The modifier for an objectArray is the same as its element 604 // The modifier for an objectArray is the same as its element
605 if (element_klass() == NULL) { 605 if (element_klass() == NULL) {
606 assert(Universe::is_bootstrapping(), "partial objArray only at startup"); 606 assert(Universe::is_bootstrapping(), "partial objArray only at startup");
607 return JVM_ACC_ABSTRACT | JVM_ACC_FINAL | JVM_ACC_PUBLIC; 607 return JVM_ACC_ABSTRACT | JVM_ACC_FINAL | JVM_ACC_PUBLIC;
608 } 608 }
614 } 614 }
615 615
616 616
617 // Printing 617 // Printing
618 618
619 void objArrayKlass::print_on(outputStream* st) const { 619 void ObjArrayKlass::print_on(outputStream* st) const {
620 #ifndef PRODUCT 620 #ifndef PRODUCT
621 Klass::print_on(st); 621 Klass::print_on(st);
622 st->print(" - instance klass: "); 622 st->print(" - instance klass: ");
623 element_klass()->print_value_on(st); 623 element_klass()->print_value_on(st);
624 st->cr(); 624 st->cr();
625 #endif //PRODUCT 625 #endif //PRODUCT
626 } 626 }
627 627
628 void objArrayKlass::print_value_on(outputStream* st) const { 628 void ObjArrayKlass::print_value_on(outputStream* st) const {
629 assert(is_klass(), "must be klass"); 629 assert(is_klass(), "must be klass");
630 630
631 element_klass()->print_value_on(st); 631 element_klass()->print_value_on(st);
632 st->print("[]"); 632 st->print("[]");
633 } 633 }
634 634
635 #ifndef PRODUCT 635 #ifndef PRODUCT
636 636
637 void objArrayKlass::oop_print_on(oop obj, outputStream* st) { 637 void ObjArrayKlass::oop_print_on(oop obj, outputStream* st) {
638 arrayKlass::oop_print_on(obj, st); 638 ArrayKlass::oop_print_on(obj, st);
639 assert(obj->is_objArray(), "must be objArray"); 639 assert(obj->is_objArray(), "must be objArray");
640 objArrayOop oa = objArrayOop(obj); 640 objArrayOop oa = objArrayOop(obj);
641 int print_len = MIN2((intx) oa->length(), MaxElementPrintSize); 641 int print_len = MIN2((intx) oa->length(), MaxElementPrintSize);
642 for(int index = 0; index < print_len; index++) { 642 for(int index = 0; index < print_len; index++) {
643 st->print(" - %3d : ", index); 643 st->print(" - %3d : ", index);
652 652
653 #endif //PRODUCT 653 #endif //PRODUCT
654 654
655 static int max_objArray_print_length = 4; 655 static int max_objArray_print_length = 4;
656 656
657 void objArrayKlass::oop_print_value_on(oop obj, outputStream* st) { 657 void ObjArrayKlass::oop_print_value_on(oop obj, outputStream* st) {
658 assert(obj->is_objArray(), "must be objArray"); 658 assert(obj->is_objArray(), "must be objArray");
659 st->print("a "); 659 st->print("a ");
660 element_klass()->print_value_on(st); 660 element_klass()->print_value_on(st);
661 int len = objArrayOop(obj)->length(); 661 int len = objArrayOop(obj)->length();
662 st->print("[%d] ", len); 662 st->print("[%d] ", len);
671 } 671 }
672 st->print(" }"); 672 st->print(" }");
673 } 673 }
674 } 674 }
675 675
676 const char* objArrayKlass::internal_name() const { 676 const char* ObjArrayKlass::internal_name() const {
677 return external_name(); 677 return external_name();
678 } 678 }
679 679
680 680
681 // Verification 681 // Verification
682 682
683 void objArrayKlass::verify_on(outputStream* st) { 683 void ObjArrayKlass::verify_on(outputStream* st) {
684 arrayKlass::verify_on(st); 684 ArrayKlass::verify_on(st);
685 guarantee(element_klass()->is_metadata(), "should be in metaspace"); 685 guarantee(element_klass()->is_metadata(), "should be in metaspace");
686 guarantee(element_klass()->is_klass(), "should be klass"); 686 guarantee(element_klass()->is_klass(), "should be klass");
687 guarantee(bottom_klass()->is_metadata(), "should be in metaspace"); 687 guarantee(bottom_klass()->is_metadata(), "should be in metaspace");
688 guarantee(bottom_klass()->is_klass(), "should be klass"); 688 guarantee(bottom_klass()->is_klass(), "should be klass");
689 Klass* bk = Klass::cast(bottom_klass()); 689 Klass* bk = Klass::cast(bottom_klass());
690 guarantee(bk->oop_is_instance() || bk->oop_is_typeArray(), "invalid bottom klass"); 690 guarantee(bk->oop_is_instance() || bk->oop_is_typeArray(), "invalid bottom klass");
691 } 691 }
692 692
693 void objArrayKlass::oop_verify_on(oop obj, outputStream* st) { 693 void ObjArrayKlass::oop_verify_on(oop obj, outputStream* st) {
694 arrayKlass::oop_verify_on(obj, st); 694 ArrayKlass::oop_verify_on(obj, st);
695 guarantee(obj->is_objArray(), "must be objArray"); 695 guarantee(obj->is_objArray(), "must be objArray");
696 objArrayOop oa = objArrayOop(obj); 696 objArrayOop oa = objArrayOop(obj);
697 for(int index = 0; index < oa->length(); index++) { 697 for(int index = 0; index < oa->length(); index++) {
698 guarantee(oa->obj_at(index)->is_oop_or_null(), "should be oop"); 698 guarantee(oa->obj_at(index)->is_oop_or_null(), "should be oop");
699 } 699 }