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 #include "gc/g1/g1BarrierSet.inline.hpp"
26 #include "gc/g1/g1BarrierSetRuntime.hpp"
27 #include "gc/g1/g1ThreadLocalData.hpp"
28 #include "runtime/interfaceSupport.inline.hpp"
29 #include "utilities/macros.hpp"
30
31 void G1BarrierSetRuntime::write_ref_array_pre_oop_entry(oop* dst, size_t length) {
32 G1BarrierSet *bs = G1BarrierSet::g1_barrier_set();
33 bs->write_ref_array_pre(dst, length, false);
34 }
35
36 void G1BarrierSetRuntime::write_ref_array_pre_narrow_oop_entry(narrowOop* dst, size_t length) {
37 G1BarrierSet *bs = G1BarrierSet::g1_barrier_set();
38 bs->write_ref_array_pre(dst, length, false);
39 }
40
41 void G1BarrierSetRuntime::write_ref_array_post_entry(HeapWord* dst, size_t length) {
42 G1BarrierSet *bs = G1BarrierSet::g1_barrier_set();
43 bs->G1BarrierSet::write_ref_array(dst, length);
44 }
45
46 // G1 pre write barrier slowpath
47 JRT_LEAF(void, G1BarrierSetRuntime::write_ref_field_pre_entry(oopDesc* orig, JavaThread* thread))
48 assert(thread == JavaThread::current(), "pre-condition");
49 assert(orig != nullptr, "should be optimized out");
50 assert(oopDesc::is_oop(orig), "Error");
51 // store the original value that was in the field reference
52 SATBMarkQueue& queue = G1ThreadLocalData::satb_mark_queue(thread);
53 G1BarrierSet::satb_mark_queue_set().enqueue_known_active(queue, orig);
54 JRT_END
55
56 JRT_LEAF(void, G1BarrierSetRuntime::clone(oopDesc* src, oopDesc* dst, size_t size))
57 HeapAccess<>::clone(src, dst, size);
58 JRT_END
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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 #include "gc/g1/g1BarrierSet.inline.hpp"
26 #include "gc/g1/g1BarrierSetRuntime.hpp"
27 #include "gc/g1/g1ThreadLocalData.hpp"
28 #include "runtime/interfaceSupport.inline.hpp"
29 #include "utilities/macros.hpp"
30
31 void G1BarrierSetRuntime::write_ref_array_pre_oop_entry(oop* dst, size_t length) {
32 G1BarrierSet *bs = G1BarrierSet::g1_barrier_set();
33 bs->write_ref_array_pre(dst, length);
34 }
35
36 void G1BarrierSetRuntime::write_ref_array_pre_narrow_oop_entry(narrowOop* dst, size_t length) {
37 G1BarrierSet *bs = G1BarrierSet::g1_barrier_set();
38 bs->write_ref_array_pre(dst, length);
39 }
40
41 void G1BarrierSetRuntime::write_ref_array_post_entry(HeapWord* dst, size_t length) {
42 G1BarrierSet *bs = G1BarrierSet::g1_barrier_set();
43 bs->G1BarrierSet::write_ref_array(dst, length);
44 }
45
46 // G1 pre write barrier slowpath
47 JRT_LEAF(void, G1BarrierSetRuntime::write_ref_field_pre_entry(oopDesc* orig, JavaThread* thread))
48 assert(thread == JavaThread::current(), "pre-condition");
49 assert(orig != nullptr, "should be optimized out");
50 assert(oopDesc::is_oop(orig), "Error");
51 // store the original value that was in the field reference
52 SATBMarkQueue& queue = G1ThreadLocalData::satb_mark_queue(thread);
53 G1BarrierSet::satb_mark_queue_set().enqueue_known_active(queue, orig);
54 JRT_END
55
56 JRT_LEAF(void, G1BarrierSetRuntime::clone(oopDesc* src, oopDesc* dst, size_t size))
57 HeapAccess<>::clone(src, dst, size);
58 JRT_END
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