--- a/src/hotspot/share/gc/g1/g1SATBCardTableModRefBS.inline.hpp Fri Mar 23 18:44:47 2018 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,108 +0,0 @@
-/*
- * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-#ifndef SHARE_VM_GC_G1_G1SATBCARDTABLEMODREFBS_INLINE_HPP
-#define SHARE_VM_GC_G1_G1SATBCARDTABLEMODREFBS_INLINE_HPP
-
-#include "gc/g1/g1CardTable.hpp"
-#include "gc/g1/g1SATBCardTableModRefBS.hpp"
-#include "gc/shared/accessBarrierSupport.inline.hpp"
-
-template <DecoratorSet decorators, typename T>
-inline void G1SATBCardTableModRefBS::write_ref_field_pre(T* field) {
- if (HasDecorator<decorators, AS_DEST_NOT_INITIALIZED>::value ||
- HasDecorator<decorators, AS_NO_KEEPALIVE>::value) {
- return;
- }
-
- T heap_oop = oopDesc::load_heap_oop(field);
- if (!oopDesc::is_null(heap_oop)) {
- enqueue(oopDesc::decode_heap_oop_not_null(heap_oop));
- }
-}
-
-template <DecoratorSet decorators, typename T>
-inline void G1SATBCardTableLoggingModRefBS::write_ref_field_post(T* field, oop new_val) {
- volatile jbyte* byte = _card_table->byte_for(field);
- if (*byte != G1CardTable::g1_young_card_val()) {
- // Take a slow path for cards in old
- write_ref_field_post_slow(byte);
- }
-}
-
-inline void G1SATBCardTableModRefBS::enqueue_if_weak_or_archive(DecoratorSet decorators, oop value) {
- assert((decorators & ON_UNKNOWN_OOP_REF) == 0, "Reference strength must be known");
- // Archive roots need to be enqueued since they add subgraphs to the
- // Java heap that were not there at the snapshot when marking started.
- // Weak and phantom references also need enqueueing for similar reasons.
- const bool in_archive_root = (decorators & IN_ARCHIVE_ROOT) != 0;
- const bool on_strong_oop_ref = (decorators & ON_STRONG_OOP_REF) != 0;
- const bool peek = (decorators & AS_NO_KEEPALIVE) != 0;
- const bool needs_enqueue = in_archive_root || (!peek && !on_strong_oop_ref);
-
- if (needs_enqueue && value != NULL) {
- enqueue(value);
- }
-}
-
-template <DecoratorSet decorators, typename BarrierSetT>
-template <typename T>
-inline oop G1SATBCardTableLoggingModRefBS::AccessBarrier<decorators, BarrierSetT>::
-oop_load_not_in_heap(T* addr) {
- oop value = ModRef::oop_load_not_in_heap(addr);
- enqueue_if_weak_or_archive(decorators, value);
- return value;
-}
-
-template <DecoratorSet decorators, typename BarrierSetT>
-template <typename T>
-inline oop G1SATBCardTableLoggingModRefBS::AccessBarrier<decorators, BarrierSetT>::
-oop_load_in_heap(T* addr) {
- oop value = ModRef::oop_load_in_heap(addr);
- enqueue_if_weak_or_archive(decorators, value);
- return value;
-}
-
-template <DecoratorSet decorators, typename BarrierSetT>
-inline oop G1SATBCardTableLoggingModRefBS::AccessBarrier<decorators, BarrierSetT>::
-oop_load_in_heap_at(oop base, ptrdiff_t offset) {
- oop value = ModRef::oop_load_in_heap_at(base, offset);
- enqueue_if_weak_or_archive(AccessBarrierSupport::resolve_possibly_unknown_oop_ref_strength<decorators>(base, offset), value);
- return value;
-}
-
-template <DecoratorSet decorators, typename BarrierSetT>
-template <typename T>
-inline void G1SATBCardTableLoggingModRefBS::AccessBarrier<decorators, BarrierSetT>::
-oop_store_not_in_heap(T* addr, oop new_value) {
- if (HasDecorator<decorators, IN_CONCURRENT_ROOT>::value) {
- // For roots not scanned in a safepoint, we have to apply SATB barriers
- // even for roots.
- G1SATBCardTableLoggingModRefBS *bs = barrier_set_cast<G1SATBCardTableLoggingModRefBS>(BarrierSet::barrier_set());
- bs->write_ref_field_pre<decorators>(addr);
- }
- Raw::oop_store(addr, new_value);
-}
-
-#endif // SHARE_VM_GC_G1_G1SATBCARDTABLEMODREFBS_INLINE_HPP