Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/oops/typeArrayKlass.cpp
src/share/vm/oops/typeArrayKlass.cpp
- changeset 4542
- db9981fd3124
- parent 4151
- 6e5a59a8e4a7
- child 6198
- 55fb97c4c58d
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| 4461:46e60405583b | 4542:db9981fd3124 |
|---|---|
| 37 #include "oops/objArrayKlass.hpp" | 37 #include "oops/objArrayKlass.hpp" |
| 38 #include "oops/oop.inline.hpp" | 38 #include "oops/oop.inline.hpp" |
| 39 #include "oops/typeArrayKlass.hpp" | 39 #include "oops/typeArrayKlass.hpp" |
| 40 #include "oops/typeArrayOop.hpp" | 40 #include "oops/typeArrayOop.hpp" |
| 41 #include "runtime/handles.inline.hpp" | 41 #include "runtime/handles.inline.hpp" |
| 42 #include "utilities/macros.hpp" | |
| 42 | 43 |
| 43 bool TypeArrayKlass::compute_is_subtype_of(Klass* k) { | 44 bool TypeArrayKlass::compute_is_subtype_of(Klass* k) { |
| 44 if (!k->oop_is_typeArray()) { | 45 if (!k->oop_is_typeArray()) { |
| 45 return ArrayKlass::compute_is_subtype_of(k); | 46 return ArrayKlass::compute_is_subtype_of(k); |
| 46 } | 47 } |
| 206 assert(obj->is_typeArray(),"must be a type array"); | 207 assert(obj->is_typeArray(),"must be a type array"); |
| 207 // Performance tweak: We skip iterating over the klass pointer since we | 208 // Performance tweak: We skip iterating over the klass pointer since we |
| 208 // know that Universe::TypeArrayKlass never moves. | 209 // know that Universe::TypeArrayKlass never moves. |
| 209 } | 210 } |
| 210 | 211 |
| 211 #ifndef SERIALGC | 212 #if INCLUDE_ALL_GCS |
| 212 void TypeArrayKlass::oop_follow_contents(ParCompactionManager* cm, oop obj) { | 213 void TypeArrayKlass::oop_follow_contents(ParCompactionManager* cm, oop obj) { |
| 213 assert(obj->is_typeArray(),"must be a type array"); | 214 assert(obj->is_typeArray(),"must be a type array"); |
| 214 // Performance tweak: We skip iterating over the klass pointer since we | 215 // Performance tweak: We skip iterating over the klass pointer since we |
| 215 // know that Universe::TypeArrayKlass never moves. | 216 // know that Universe::TypeArrayKlass never moves. |
| 216 } | 217 } |
| 217 #endif // SERIALGC | 218 #endif // INCLUDE_ALL_GCS |
| 218 | 219 |
| 219 int TypeArrayKlass::oop_adjust_pointers(oop obj) { | 220 int TypeArrayKlass::oop_adjust_pointers(oop obj) { |
| 220 assert(obj->is_typeArray(),"must be a type array"); | 221 assert(obj->is_typeArray(),"must be a type array"); |
| 221 typeArrayOop t = typeArrayOop(obj); | 222 typeArrayOop t = typeArrayOop(obj); |
| 222 // Performance tweak: We skip iterating over the klass pointer since we | 223 // Performance tweak: We skip iterating over the klass pointer since we |
| 238 // Performance tweak: We skip iterating over the klass pointer since we | 239 // Performance tweak: We skip iterating over the klass pointer since we |
| 239 // know that Universe::TypeArrayKlass never moves. | 240 // know that Universe::TypeArrayKlass never moves. |
| 240 return t->object_size(); | 241 return t->object_size(); |
| 241 } | 242 } |
| 242 | 243 |
| 243 #ifndef SERIALGC | 244 #if INCLUDE_ALL_GCS |
| 244 void TypeArrayKlass::oop_push_contents(PSPromotionManager* pm, oop obj) { | 245 void TypeArrayKlass::oop_push_contents(PSPromotionManager* pm, oop obj) { |
| 245 ShouldNotReachHere(); | 246 ShouldNotReachHere(); |
| 246 assert(obj->is_typeArray(),"must be a type array"); | 247 assert(obj->is_typeArray(),"must be a type array"); |
| 247 } | 248 } |
| 248 | 249 |
| 249 int | 250 int |
| 250 TypeArrayKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) { | 251 TypeArrayKlass::oop_update_pointers(ParCompactionManager* cm, oop obj) { |
| 251 assert(obj->is_typeArray(),"must be a type array"); | 252 assert(obj->is_typeArray(),"must be a type array"); |
| 252 return typeArrayOop(obj)->object_size(); | 253 return typeArrayOop(obj)->object_size(); |
| 253 } | 254 } |
| 254 #endif // SERIALGC | 255 #endif // INCLUDE_ALL_GCS |
| 255 | 256 |
| 256 void TypeArrayKlass::initialize(TRAPS) { | 257 void TypeArrayKlass::initialize(TRAPS) { |
| 257 // Nothing to do. Having this function is handy since objArrayKlasses can be | 258 // Nothing to do. Having this function is handy since objArrayKlasses can be |
| 258 // initialized by calling initialize on their bottom_klass, see ObjArrayKlass::initialize | 259 // initialized by calling initialize on their bottom_klass, see ObjArrayKlass::initialize |
| 259 } | 260 } |
