10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
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_VM_OOPS_INSTANCEKLASS_INLINE_HPP
26 #define SHARE_VM_OOPS_INSTANCEKLASS_INLINE_HPP
27
28 #include "memory/iterator.hpp"
29 #include "oops/instanceKlass.hpp"
30 #include "oops/oop.inline.hpp"
31 #include "utilities/debug.hpp"
32 #include "utilities/globalDefinitions.hpp"
33 #include "utilities/macros.hpp"
34
35 // The iteration over the oops in objects is a hot path in the GC code.
36 // By force inlining the following functions, we get similar GC performance
37 // as the previous macro based implementation.
38 #ifdef TARGET_COMPILER_visCPP
39 #define INLINE __forceinline
40 #else
41 #define INLINE inline
42 #endif
43
44 template <bool nv, typename T, class OopClosureType>
45 INLINE void InstanceKlass::oop_oop_iterate_oop_map(OopMapBlock* map, oop obj, OopClosureType* closure) {
46 T* p = (T*)obj->obj_field_addr<T>(map->offset());
47 T* const end = p + map->count();
48
49 for (; p < end; ++p) {
170
171 return size_helper();
172 }
173 #endif
174
175 template <bool nv, class OopClosureType>
176 INLINE int InstanceKlass::oop_oop_iterate_bounded(oop obj, OopClosureType* closure, MemRegion mr) {
177 if (Devirtualizer<nv>::do_metadata(closure)) {
178 if (mr.contains(obj)) {
179 Devirtualizer<nv>::do_klass(closure, this);
180 }
181 }
182
183 oop_oop_iterate_oop_maps_bounded<nv>(obj, closure, mr);
184
185 return size_helper();
186 }
187
188 #undef INLINE
189
190
191 #define InstanceKlass_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
192 int InstanceKlass::oop_oop_iterate##nv_suffix(oop obj, OopClosureType* closure) { \
193 return oop_oop_iterate<nvs_to_bool(nv_suffix)>(obj, closure); \
194 }
195
196 #if INCLUDE_ALL_GCS
197 #define InstanceKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix) \
198 int InstanceKlass::oop_oop_iterate_backwards##nv_suffix(oop obj, OopClosureType* closure) { \
199 return oop_oop_iterate_reverse<nvs_to_bool(nv_suffix)>(obj, closure); \
200 }
201 #else
202 #define InstanceKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix)
203 #endif
204
205 #define InstanceKlass_OOP_OOP_ITERATE_DEFN_m(OopClosureType, nv_suffix) \
206 int InstanceKlass::oop_oop_iterate##nv_suffix##_m(oop obj, OopClosureType* closure, MemRegion mr) { \
207 return oop_oop_iterate_bounded<nvs_to_bool(nv_suffix)>(obj, closure, mr); \
208 }
209
210 #define ALL_INSTANCE_KLASS_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
211 InstanceKlass_OOP_OOP_ITERATE_DEFN( OopClosureType, nv_suffix) \
212 InstanceKlass_OOP_OOP_ITERATE_DEFN_m( OopClosureType, nv_suffix) \
213 InstanceKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix)
214
215 #endif // SHARE_VM_OOPS_INSTANCEKLASS_INLINE_HPP
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
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_VM_OOPS_INSTANCEKLASS_INLINE_HPP
26 #define SHARE_VM_OOPS_INSTANCEKLASS_INLINE_HPP
27
28 #include "memory/iterator.hpp"
29 #include "oops/instanceKlass.hpp"
30 #include "oops/klass.hpp"
31 #include "oops/oop.inline.hpp"
32 #include "utilities/debug.hpp"
33 #include "utilities/globalDefinitions.hpp"
34 #include "utilities/macros.hpp"
35
36 // The iteration over the oops in objects is a hot path in the GC code.
37 // By force inlining the following functions, we get similar GC performance
38 // as the previous macro based implementation.
39 #ifdef TARGET_COMPILER_visCPP
40 #define INLINE __forceinline
41 #else
42 #define INLINE inline
43 #endif
44
45 template <bool nv, typename T, class OopClosureType>
46 INLINE void InstanceKlass::oop_oop_iterate_oop_map(OopMapBlock* map, oop obj, OopClosureType* closure) {
47 T* p = (T*)obj->obj_field_addr<T>(map->offset());
48 T* const end = p + map->count();
49
50 for (; p < end; ++p) {
171
172 return size_helper();
173 }
174 #endif
175
176 template <bool nv, class OopClosureType>
177 INLINE int InstanceKlass::oop_oop_iterate_bounded(oop obj, OopClosureType* closure, MemRegion mr) {
178 if (Devirtualizer<nv>::do_metadata(closure)) {
179 if (mr.contains(obj)) {
180 Devirtualizer<nv>::do_klass(closure, this);
181 }
182 }
183
184 oop_oop_iterate_oop_maps_bounded<nv>(obj, closure, mr);
185
186 return size_helper();
187 }
188
189 #undef INLINE
190
191 #define ALL_INSTANCE_KLASS_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
192 OOP_OOP_ITERATE_DEFN( InstanceKlass, OopClosureType, nv_suffix) \
193 OOP_OOP_ITERATE_DEFN_m( InstanceKlass, OopClosureType, nv_suffix) \
194 OOP_OOP_ITERATE_BACKWARDS_DEFN(InstanceKlass, OopClosureType, nv_suffix)
195
196 #endif // SHARE_VM_OOPS_INSTANCEKLASS_INLINE_HPP
|