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src/hotspot/share/gc/g1/g1FullGCOopClosures.inline.hpp

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 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_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP
 26 #define SHARE_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP
 27 
 28 #include "gc/g1/g1FullGCOopClosures.hpp"
 29 
 30 #include "gc/g1/g1Allocator.inline.hpp"
 31 #include "gc/g1/g1FullCollector.inline.hpp"
 32 #include "gc/g1/g1ConcurrentMarkBitMap.inline.hpp"
 33 #include "gc/g1/g1FullGCMarker.inline.hpp"
 34 #include "gc/g1/heapRegionRemSet.inline.hpp"

 35 #include "memory/iterator.inline.hpp"
 36 #include "memory/universe.hpp"
 37 #include "oops/access.inline.hpp"
 38 #include "oops/compressedOops.inline.hpp"
 39 #include "oops/oop.inline.hpp"
 40 
 41 template <typename T>
 42 inline void G1MarkAndPushClosure::do_oop_work(T* p) {
 43   _marker->mark_and_push(p);
 44 }
 45 
 46 inline void G1MarkAndPushClosure::do_oop(oop* p) {
 47   do_oop_work(p);
 48 }
 49 
 50 inline void G1MarkAndPushClosure::do_oop(narrowOop* p) {
 51   do_oop_work(p);
 52 }
 53 
 54 inline bool G1MarkAndPushClosure::do_metadata() {

 61 
 62 inline void G1MarkAndPushClosure::do_cld(ClassLoaderData* cld) {
 63   _marker->follow_cld(cld);
 64 }
 65 
 66 template <class T> inline void G1AdjustClosure::adjust_pointer(T* p) {
 67   T heap_oop = RawAccess<>::oop_load(p);
 68   if (CompressedOops::is_null(heap_oop)) {
 69     return;
 70   }
 71 
 72   oop obj = CompressedOops::decode_not_null(heap_oop);
 73   assert(Universe::heap()->is_in(obj), "should be in heap");
 74   if (!_collector->is_compacting(obj)) {
 75     // We never forward objects in non-compacting regions so there is no need to
 76     // process them further.
 77     return;
 78   }
 79 
 80   if (obj->is_forwarded()) {
 81     oop forwardee = obj->forwardee();
 82     // Forwarded, just update.
 83     assert(G1CollectedHeap::heap()->is_in_reserved(forwardee), "should be in object space");
 84     RawAccess<IS_NOT_NULL>::oop_store(p, forwardee);
 85   }
 86 
 87 }
 88 
 89 inline void G1AdjustClosure::do_oop(oop* p)       { do_oop_work(p); }
 90 inline void G1AdjustClosure::do_oop(narrowOop* p) { do_oop_work(p); }
 91 
 92 inline bool G1IsAliveClosure::do_object_b(oop p) {
 93   return _bitmap->is_marked(p) || _collector->is_skip_marking(p);
 94 }
 95 
 96 template<typename T>
 97 inline void G1FullKeepAliveClosure::do_oop_work(T* p) {
 98   _marker->mark_and_push(p);
 99 }
100 
101 #endif // SHARE_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP

 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_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP
 26 #define SHARE_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP
 27 
 28 #include "gc/g1/g1FullGCOopClosures.hpp"
 29 
 30 #include "gc/g1/g1Allocator.inline.hpp"
 31 #include "gc/g1/g1FullCollector.inline.hpp"
 32 #include "gc/g1/g1ConcurrentMarkBitMap.inline.hpp"
 33 #include "gc/g1/g1FullGCMarker.inline.hpp"
 34 #include "gc/g1/heapRegionRemSet.inline.hpp"
 35 #include "gc/shared/slidingForwarding.inline.hpp"
 36 #include "memory/iterator.inline.hpp"
 37 #include "memory/universe.hpp"
 38 #include "oops/access.inline.hpp"
 39 #include "oops/compressedOops.inline.hpp"
 40 #include "oops/oop.inline.hpp"
 41 
 42 template <typename T>
 43 inline void G1MarkAndPushClosure::do_oop_work(T* p) {
 44   _marker->mark_and_push(p);
 45 }
 46 
 47 inline void G1MarkAndPushClosure::do_oop(oop* p) {
 48   do_oop_work(p);
 49 }
 50 
 51 inline void G1MarkAndPushClosure::do_oop(narrowOop* p) {
 52   do_oop_work(p);
 53 }
 54 
 55 inline bool G1MarkAndPushClosure::do_metadata() {

 62 
 63 inline void G1MarkAndPushClosure::do_cld(ClassLoaderData* cld) {
 64   _marker->follow_cld(cld);
 65 }
 66 
 67 template <class T> inline void G1AdjustClosure::adjust_pointer(T* p) {
 68   T heap_oop = RawAccess<>::oop_load(p);
 69   if (CompressedOops::is_null(heap_oop)) {
 70     return;
 71   }
 72 
 73   oop obj = CompressedOops::decode_not_null(heap_oop);
 74   assert(Universe::heap()->is_in(obj), "should be in heap");
 75   if (!_collector->is_compacting(obj)) {
 76     // We never forward objects in non-compacting regions so there is no need to
 77     // process them further.
 78     return;
 79   }
 80 
 81   if (obj->is_forwarded()) {
 82     oop forwardee = _forwarding->forwardee(obj);
 83     // Forwarded, just update.
 84     assert(G1CollectedHeap::heap()->is_in_reserved(forwardee), "should be in object space");
 85     RawAccess<IS_NOT_NULL>::oop_store(p, forwardee);
 86   }
 87 
 88 }
 89 
 90 inline void G1AdjustClosure::do_oop(oop* p)       { do_oop_work(p); }
 91 inline void G1AdjustClosure::do_oop(narrowOop* p) { do_oop_work(p); }
 92 
 93 inline bool G1IsAliveClosure::do_object_b(oop p) {
 94   return _bitmap->is_marked(p) || _collector->is_skip_marking(p);
 95 }
 96 
 97 template<typename T>
 98 inline void G1FullKeepAliveClosure::do_oop_work(T* p) {
 99   _marker->mark_and_push(p);
100 }
101 
102 #endif // SHARE_GC_G1_G1FULLGCOOPCLOSURES_INLINE_HPP
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