8199604_cardtablemodrefbs_rename
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 #include "precompiled.hpp"
25 #include "jvm.h"
26 #include "asm/macroAssembler.inline.hpp"
27 #include "compiler/disassembler.hpp"
28 #include "gc/shared/cardTable.hpp"
29 #include "gc/shared/cardTableModRefBS.hpp"
30 #include "gc/shared/collectedHeap.inline.hpp"
31 #include "interpreter/interpreter.hpp"
32 #include "memory/resourceArea.hpp"
33 #include "memory/universe.hpp"
34 #include "oops/klass.inline.hpp"
35 #include "prims/methodHandles.hpp"
36 #include "runtime/biasedLocking.hpp"
37 #include "runtime/interfaceSupport.hpp"
38 #include "runtime/jniHandles.inline.hpp"
39 #include "runtime/objectMonitor.hpp"
40 #include "runtime/os.inline.hpp"
41 #include "runtime/safepoint.hpp"
42 #include "runtime/safepointMechanism.hpp"
43 #include "runtime/sharedRuntime.hpp"
44 #include "runtime/stubRoutines.hpp"
45 #include "utilities/align.hpp"
46 #include "utilities/macros.hpp"
47 #if INCLUDE_ALL_GCS
48 #include "gc/g1/g1BarrierSet.hpp"
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9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 #include "precompiled.hpp"
25 #include "jvm.h"
26 #include "asm/macroAssembler.inline.hpp"
27 #include "compiler/disassembler.hpp"
28 #include "gc/shared/cardTable.hpp"
29 #include "gc/shared/cardTableBarrierSet.hpp"
30 #include "gc/shared/collectedHeap.inline.hpp"
31 #include "interpreter/interpreter.hpp"
32 #include "memory/resourceArea.hpp"
33 #include "memory/universe.hpp"
34 #include "oops/klass.inline.hpp"
35 #include "prims/methodHandles.hpp"
36 #include "runtime/biasedLocking.hpp"
37 #include "runtime/interfaceSupport.hpp"
38 #include "runtime/jniHandles.inline.hpp"
39 #include "runtime/objectMonitor.hpp"
40 #include "runtime/os.inline.hpp"
41 #include "runtime/safepoint.hpp"
42 #include "runtime/safepointMechanism.hpp"
43 #include "runtime/sharedRuntime.hpp"
44 #include "runtime/stubRoutines.hpp"
45 #include "utilities/align.hpp"
46 #include "utilities/macros.hpp"
47 #if INCLUDE_ALL_GCS
48 #include "gc/g1/g1BarrierSet.hpp"
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3711 generate_dirty_card_log_enqueue(ct->byte_map_base());
3712 assert(dirty_card_log_enqueue != 0, "postcondition.");
3713 }
3714 if (satb_log_enqueue_with_frame == 0) {
3715 generate_satb_log_enqueue(true);
3716 assert(satb_log_enqueue_with_frame != 0, "postcondition.");
3717 }
3718 if (satb_log_enqueue_frameless == 0) {
3719 generate_satb_log_enqueue(false);
3720 assert(satb_log_enqueue_frameless != 0, "postcondition.");
3721 }
3722 }
3723 }
3724
3725 #endif // INCLUDE_ALL_GCS
3726 ///////////////////////////////////////////////////////////////////////////////////
3727
3728 void MacroAssembler::card_write_barrier_post(Register store_addr, Register new_val, Register tmp) {
3729 // If we're writing constant NULL, we can skip the write barrier.
3730 if (new_val == G0) return;
3731 CardTableModRefBS* bs =
3732 barrier_set_cast<CardTableModRefBS>(Universe::heap()->barrier_set());
3733 CardTable* ct = bs->card_table();
3734
3735 assert(bs->kind() == BarrierSet::CardTableModRef, "wrong barrier");
3736 card_table_write(ct->byte_map_base(), tmp, store_addr);
3737 }
3738
3739 // ((OopHandle)result).resolve();
3740 void MacroAssembler::resolve_oop_handle(Register result) {
3741 // OopHandle::resolve is an indirection.
3742 ld_ptr(result, 0, result);
3743 }
3744
3745 void MacroAssembler::load_mirror(Register mirror, Register method) {
3746 const int mirror_offset = in_bytes(Klass::java_mirror_offset());
3747 ld_ptr(method, in_bytes(Method::const_offset()), mirror);
3748 ld_ptr(mirror, in_bytes(ConstMethod::constants_offset()), mirror);
3749 ld_ptr(mirror, ConstantPool::pool_holder_offset_in_bytes(), mirror);
3750 ld_ptr(mirror, mirror_offset, mirror);
3751 resolve_oop_handle(mirror);
3752 }
3753
3754 void MacroAssembler::load_klass(Register src_oop, Register klass) {
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3711 generate_dirty_card_log_enqueue(ct->byte_map_base());
3712 assert(dirty_card_log_enqueue != 0, "postcondition.");
3713 }
3714 if (satb_log_enqueue_with_frame == 0) {
3715 generate_satb_log_enqueue(true);
3716 assert(satb_log_enqueue_with_frame != 0, "postcondition.");
3717 }
3718 if (satb_log_enqueue_frameless == 0) {
3719 generate_satb_log_enqueue(false);
3720 assert(satb_log_enqueue_frameless != 0, "postcondition.");
3721 }
3722 }
3723 }
3724
3725 #endif // INCLUDE_ALL_GCS
3726 ///////////////////////////////////////////////////////////////////////////////////
3727
3728 void MacroAssembler::card_write_barrier_post(Register store_addr, Register new_val, Register tmp) {
3729 // If we're writing constant NULL, we can skip the write barrier.
3730 if (new_val == G0) return;
3731 CardTableBarrierSet* bs =
3732 barrier_set_cast<CardTableBarrierSet>(Universe::heap()->barrier_set());
3733 CardTable* ct = bs->card_table();
3734
3735 assert(bs->kind() == BarrierSet::CardTableBarrierSet, "wrong barrier");
3736 card_table_write(ct->byte_map_base(), tmp, store_addr);
3737 }
3738
3739 // ((OopHandle)result).resolve();
3740 void MacroAssembler::resolve_oop_handle(Register result) {
3741 // OopHandle::resolve is an indirection.
3742 ld_ptr(result, 0, result);
3743 }
3744
3745 void MacroAssembler::load_mirror(Register mirror, Register method) {
3746 const int mirror_offset = in_bytes(Klass::java_mirror_offset());
3747 ld_ptr(method, in_bytes(Method::const_offset()), mirror);
3748 ld_ptr(mirror, in_bytes(ConstMethod::constants_offset()), mirror);
3749 ld_ptr(mirror, ConstantPool::pool_holder_offset_in_bytes(), mirror);
3750 ld_ptr(mirror, mirror_offset, mirror);
3751 resolve_oop_handle(mirror);
3752 }
3753
3754 void MacroAssembler::load_klass(Register src_oop, Register klass) {
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