14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_MEMORY_ITERATOR_INLINE_HPP
26 #define SHARE_MEMORY_ITERATOR_INLINE_HPP
27
28 #include "memory/iterator.hpp"
29
30 #include "classfile/classLoaderData.hpp"
31 #include "code/nmethod.hpp"
32 #include "oops/access.inline.hpp"
33 #include "oops/compressedOops.inline.hpp"
34 #include "oops/instanceClassLoaderKlass.inline.hpp"
35 #include "oops/instanceKlass.inline.hpp"
36 #include "oops/instanceMirrorKlass.inline.hpp"
37 #include "oops/instanceRefKlass.inline.hpp"
38 #include "oops/instanceStackChunkKlass.inline.hpp"
39 #include "oops/klass.hpp"
40 #include "oops/objArrayKlass.inline.hpp"
41 #include "oops/typeArrayKlass.inline.hpp"
42 #include "utilities/debug.hpp"
43
44 // Defaults to strong claiming.
45 inline MetadataVisitingOopIterateClosure::MetadataVisitingOopIterateClosure(ReferenceDiscoverer* rd) :
46 ClaimMetadataVisitingOopIterateClosure(ClassLoaderData::_claim_strong, rd) {}
47
48 inline void ClaimMetadataVisitingOopIterateClosure::do_cld(ClassLoaderData* cld) {
49 cld->oops_do(this, _claim);
50 }
51
52 inline void ClaimMetadataVisitingOopIterateClosure::do_klass(Klass* k) {
53 ClaimMetadataVisitingOopIterateClosure::do_cld(k->class_loader_data());
54 }
55
56 inline void ClaimMetadataVisitingOopIterateClosure::do_nmethod(nmethod* nm) {
57 nm->follow_nmethod(this);
58 }
59
60 inline void ClaimMetadataVisitingOopIterateClosure::do_method(Method* m) {
125 // when functions pointers are updated.
126 STATIC_ASSERT(sizeof(_function[0]) == sizeof(void*));
127 if (UseCompressedOops) {
128 _function[KlassType::Kind] = &oop_oop_iterate<KlassType, narrowOop>;
129 } else {
130 _function[KlassType::Kind] = &oop_oop_iterate<KlassType, oop>;
131 }
132 }
133
134 template <typename KlassType>
135 void set_resolve_function_and_execute(OopClosureType* cl, oop obj, Klass* k) {
136 set_resolve_function<KlassType>();
137 _function[KlassType::Kind](cl, obj, k);
138 }
139
140 public:
141 FunctionType _function[Klass::KLASS_KIND_COUNT];
142
143 Table(){
144 set_init_function<InstanceKlass>();
145 set_init_function<InstanceRefKlass>();
146 set_init_function<InstanceMirrorKlass>();
147 set_init_function<InstanceClassLoaderKlass>();
148 set_init_function<InstanceStackChunkKlass>();
149 set_init_function<ObjArrayKlass>();
150 set_init_function<TypeArrayKlass>();
151 }
152 };
153
154 static Table _table;
155 public:
156
157 static FunctionType function(Klass* klass) {
158 return _table._function[klass->kind()];
159 }
160 };
161
162 template <typename OopClosureType>
163 typename OopOopIterateDispatch<OopClosureType>::Table OopOopIterateDispatch<OopClosureType>::_table;
164
165
166 template <typename OopClosureType>
167 class OopOopIterateBoundedDispatch {
168 private:
169 typedef void (*FunctionType)(OopClosureType*, oop, Klass*, MemRegion);
170
188 template <typename KlassType>
189 void set_resolve_function() {
190 if (UseCompressedOops) {
191 _function[KlassType::Kind] = &oop_oop_iterate_bounded<KlassType, narrowOop>;
192 } else {
193 _function[KlassType::Kind] = &oop_oop_iterate_bounded<KlassType, oop>;
194 }
195 }
196
197 template <typename KlassType>
198 void set_resolve_function_and_execute(OopClosureType* cl, oop obj, Klass* k, MemRegion mr) {
199 set_resolve_function<KlassType>();
200 _function[KlassType::Kind](cl, obj, k, mr);
201 }
202
203 public:
204 FunctionType _function[Klass::KLASS_KIND_COUNT];
205
206 Table(){
207 set_init_function<InstanceKlass>();
208 set_init_function<InstanceRefKlass>();
209 set_init_function<InstanceMirrorKlass>();
210 set_init_function<InstanceClassLoaderKlass>();
211 set_init_function<InstanceStackChunkKlass>();
212 set_init_function<ObjArrayKlass>();
213 set_init_function<TypeArrayKlass>();
214 }
215 };
216
217 static Table _table;
218 public:
219
220 static FunctionType function(Klass* klass) {
221 return _table._function[klass->kind()];
222 }
223 };
224
225 template <typename OopClosureType>
226 typename OopOopIterateBoundedDispatch<OopClosureType>::Table OopOopIterateBoundedDispatch<OopClosureType>::_table;
227
228
229 template <typename OopClosureType>
230 class OopOopIterateBackwardsDispatch {
231 private:
232 typedef void (*FunctionType)(OopClosureType*, oop, Klass*);
233
251 template <typename KlassType>
252 void set_resolve_function() {
253 if (UseCompressedOops) {
254 _function[KlassType::Kind] = &oop_oop_iterate_backwards<KlassType, narrowOop>;
255 } else {
256 _function[KlassType::Kind] = &oop_oop_iterate_backwards<KlassType, oop>;
257 }
258 }
259
260 template <typename KlassType>
261 void set_resolve_function_and_execute(OopClosureType* cl, oop obj, Klass* k) {
262 set_resolve_function<KlassType>();
263 _function[KlassType::Kind](cl, obj, k);
264 }
265
266 public:
267 FunctionType _function[Klass::KLASS_KIND_COUNT];
268
269 Table(){
270 set_init_function<InstanceKlass>();
271 set_init_function<InstanceRefKlass>();
272 set_init_function<InstanceMirrorKlass>();
273 set_init_function<InstanceClassLoaderKlass>();
274 set_init_function<InstanceStackChunkKlass>();
275 set_init_function<ObjArrayKlass>();
276 set_init_function<TypeArrayKlass>();
277 }
278 };
279
280 static Table _table;
281 public:
282
283 static FunctionType function(Klass* klass) {
284 return _table._function[klass->kind()];
285 }
286 };
287
288 template <typename OopClosureType>
289 typename OopOopIterateBackwardsDispatch<OopClosureType>::Table OopOopIterateBackwardsDispatch<OopClosureType>::_table;
290
291
292 template <typename OopClosureType>
293 void OopIteratorClosureDispatch::oop_oop_iterate(OopClosureType* cl, oop obj, Klass* klass) {
294 OopOopIterateDispatch<OopClosureType>::function(klass)(cl, obj, klass);
295 }
296
|
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef SHARE_MEMORY_ITERATOR_INLINE_HPP
26 #define SHARE_MEMORY_ITERATOR_INLINE_HPP
27
28 #include "memory/iterator.hpp"
29
30 #include "classfile/classLoaderData.hpp"
31 #include "code/nmethod.hpp"
32 #include "oops/access.inline.hpp"
33 #include "oops/compressedOops.inline.hpp"
34 #include "oops/flatArrayKlass.inline.hpp"
35 #include "oops/instanceClassLoaderKlass.inline.hpp"
36 #include "oops/instanceKlass.inline.hpp"
37 #include "oops/instanceMirrorKlass.inline.hpp"
38 #include "oops/instanceRefKlass.inline.hpp"
39 #include "oops/instanceStackChunkKlass.inline.hpp"
40 #include "oops/klass.hpp"
41 #include "oops/objArrayKlass.inline.hpp"
42 #include "oops/refArrayKlass.inline.hpp"
43 #include "oops/typeArrayKlass.inline.hpp"
44 #include "utilities/debug.hpp"
45
46 // Defaults to strong claiming.
47 inline MetadataVisitingOopIterateClosure::MetadataVisitingOopIterateClosure(ReferenceDiscoverer* rd) :
48 ClaimMetadataVisitingOopIterateClosure(ClassLoaderData::_claim_strong, rd) {}
49
50 inline void ClaimMetadataVisitingOopIterateClosure::do_cld(ClassLoaderData* cld) {
51 cld->oops_do(this, _claim);
52 }
53
54 inline void ClaimMetadataVisitingOopIterateClosure::do_klass(Klass* k) {
55 ClaimMetadataVisitingOopIterateClosure::do_cld(k->class_loader_data());
56 }
57
58 inline void ClaimMetadataVisitingOopIterateClosure::do_nmethod(nmethod* nm) {
59 nm->follow_nmethod(this);
60 }
61
62 inline void ClaimMetadataVisitingOopIterateClosure::do_method(Method* m) {
127 // when functions pointers are updated.
128 STATIC_ASSERT(sizeof(_function[0]) == sizeof(void*));
129 if (UseCompressedOops) {
130 _function[KlassType::Kind] = &oop_oop_iterate<KlassType, narrowOop>;
131 } else {
132 _function[KlassType::Kind] = &oop_oop_iterate<KlassType, oop>;
133 }
134 }
135
136 template <typename KlassType>
137 void set_resolve_function_and_execute(OopClosureType* cl, oop obj, Klass* k) {
138 set_resolve_function<KlassType>();
139 _function[KlassType::Kind](cl, obj, k);
140 }
141
142 public:
143 FunctionType _function[Klass::KLASS_KIND_COUNT];
144
145 Table(){
146 set_init_function<InstanceKlass>();
147 set_init_function<InlineKlass>();
148 set_init_function<InstanceRefKlass>();
149 set_init_function<InstanceMirrorKlass>();
150 set_init_function<InstanceClassLoaderKlass>();
151 set_init_function<InstanceStackChunkKlass>();
152 set_init_function<ObjArrayKlass>();
153 set_init_function<TypeArrayKlass>();
154 set_init_function<FlatArrayKlass>();
155 set_init_function<RefArrayKlass>();
156 }
157 };
158
159 static Table _table;
160 public:
161
162 static FunctionType function(Klass* klass) {
163 return _table._function[klass->kind()];
164 }
165 };
166
167 template <typename OopClosureType>
168 typename OopOopIterateDispatch<OopClosureType>::Table OopOopIterateDispatch<OopClosureType>::_table;
169
170
171 template <typename OopClosureType>
172 class OopOopIterateBoundedDispatch {
173 private:
174 typedef void (*FunctionType)(OopClosureType*, oop, Klass*, MemRegion);
175
193 template <typename KlassType>
194 void set_resolve_function() {
195 if (UseCompressedOops) {
196 _function[KlassType::Kind] = &oop_oop_iterate_bounded<KlassType, narrowOop>;
197 } else {
198 _function[KlassType::Kind] = &oop_oop_iterate_bounded<KlassType, oop>;
199 }
200 }
201
202 template <typename KlassType>
203 void set_resolve_function_and_execute(OopClosureType* cl, oop obj, Klass* k, MemRegion mr) {
204 set_resolve_function<KlassType>();
205 _function[KlassType::Kind](cl, obj, k, mr);
206 }
207
208 public:
209 FunctionType _function[Klass::KLASS_KIND_COUNT];
210
211 Table(){
212 set_init_function<InstanceKlass>();
213 set_init_function<InlineKlass>();
214 set_init_function<InstanceRefKlass>();
215 set_init_function<InstanceMirrorKlass>();
216 set_init_function<InstanceClassLoaderKlass>();
217 set_init_function<InstanceStackChunkKlass>();
218 set_init_function<ObjArrayKlass>();
219 set_init_function<TypeArrayKlass>();
220 set_init_function<FlatArrayKlass>();
221 set_init_function<RefArrayKlass>();
222 }
223 };
224
225 static Table _table;
226 public:
227
228 static FunctionType function(Klass* klass) {
229 return _table._function[klass->kind()];
230 }
231 };
232
233 template <typename OopClosureType>
234 typename OopOopIterateBoundedDispatch<OopClosureType>::Table OopOopIterateBoundedDispatch<OopClosureType>::_table;
235
236
237 template <typename OopClosureType>
238 class OopOopIterateBackwardsDispatch {
239 private:
240 typedef void (*FunctionType)(OopClosureType*, oop, Klass*);
241
259 template <typename KlassType>
260 void set_resolve_function() {
261 if (UseCompressedOops) {
262 _function[KlassType::Kind] = &oop_oop_iterate_backwards<KlassType, narrowOop>;
263 } else {
264 _function[KlassType::Kind] = &oop_oop_iterate_backwards<KlassType, oop>;
265 }
266 }
267
268 template <typename KlassType>
269 void set_resolve_function_and_execute(OopClosureType* cl, oop obj, Klass* k) {
270 set_resolve_function<KlassType>();
271 _function[KlassType::Kind](cl, obj, k);
272 }
273
274 public:
275 FunctionType _function[Klass::KLASS_KIND_COUNT];
276
277 Table(){
278 set_init_function<InstanceKlass>();
279 set_init_function<InlineKlass>();
280 set_init_function<InstanceRefKlass>();
281 set_init_function<InstanceMirrorKlass>();
282 set_init_function<InstanceClassLoaderKlass>();
283 set_init_function<InstanceStackChunkKlass>();
284 set_init_function<ObjArrayKlass>();
285 set_init_function<TypeArrayKlass>();
286 set_init_function<FlatArrayKlass>();
287 set_init_function<RefArrayKlass>();
288 }
289 };
290
291 static Table _table;
292 public:
293
294 static FunctionType function(Klass* klass) {
295 return _table._function[klass->kind()];
296 }
297 };
298
299 template <typename OopClosureType>
300 typename OopOopIterateBackwardsDispatch<OopClosureType>::Table OopOopIterateBackwardsDispatch<OopClosureType>::_table;
301
302
303 template <typename OopClosureType>
304 void OopIteratorClosureDispatch::oop_oop_iterate(OopClosureType* cl, oop obj, Klass* klass) {
305 OopOopIterateDispatch<OopClosureType>::function(klass)(cl, obj, klass);
306 }
307
|