1 /*
   2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  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 #ifndef CPU_SPARC_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_SPARC_HPP
  26 #define CPU_SPARC_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_SPARC_HPP
  27 
  28 #include "asm/macroAssembler.hpp"
  29 #include "gc/shared/cardTable.hpp"
  30 #include "gc/shared/modRefBarrierSetAssembler.hpp"
  31 
  32 class CardTableBarrierSetAssembler: public ModRefBarrierSetAssembler {
  33 protected:
  34   virtual void gen_write_ref_array_post_barrier(MacroAssembler* masm, DecoratorSet decorators,
  35                                                 Register addr, Register count, Register tmp);
  36 
  37   void card_table_write(MacroAssembler* masm, CardTable::CardValue* byte_map_base, Register tmp, Register obj);
  38 
  39   void card_write_barrier_post(MacroAssembler* masm, Register store_addr, Register new_val, Register tmp);
  40 
  41   virtual void oop_store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
  42                             Register val, Address dst, Register tmp);
  43 };
  44 
  45 #endif // CPU_SPARC_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_SPARC_HPP