--- /dev/null 2015-12-16 13:52:18.807801082 +0100 +++ new/src/share/vm/gc/g1/g1SATBCardTableModRefBS.inline.hpp 2016-01-13 23:35:35.313486000 +0100 @@ -0,0 +1,58 @@ +/* + * Copyright (c) 2001, 2015, 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/g1SATBCardTableModRefBS.hpp" +#include "oops/oop.inline.hpp" + +// We export this to make it available in cases where the static +// type of the barrier set is known. Note that it is non-virtual. +template void G1SATBCardTableModRefBS::inline_write_ref_field_pre(T* field, oop newVal) { + T heap_oop = oopDesc::load_heap_oop(field); + if (!oopDesc::is_null(heap_oop)) { + enqueue(oopDesc::decode_heap_oop(heap_oop)); + } +} + +// These are the more general virtual versions. +void G1SATBCardTableModRefBS::write_ref_field_pre_work(oop* field, oop new_val) { + inline_write_ref_field_pre(field, new_val); +} +void G1SATBCardTableModRefBS::write_ref_field_pre_work(narrowOop* field, oop new_val) { + inline_write_ref_field_pre(field, new_val); +} + +void G1SATBCardTableModRefBS::set_card_claimed(size_t card_index) { + jbyte val = _byte_map[card_index]; + if (val == clean_card_val()) { + val = (jbyte)claimed_card_val(); + } else { + val |= (jbyte)claimed_card_val(); + } + _byte_map[card_index] = val; +} + +#endif // SHARE_VM_GC_G1_G1SATBCARDTABLEMODREFBS_INLINE_HPP