src/hotspot/cpu/sparc/gc/shared/cardTableBarrierSetAssembler_sparc.hpp
author eosterlund
Sat, 05 May 2018 22:19:19 +0200
changeset 50023 bdb627563075
parent 49748 6a880e576856
child 54110 f4f0dce5d0bb
permissions -rw-r--r--
8202640: Small C1 cleanups for BarrierSetC1 Reviewed-by: kvn, neliasso

/*
 * Copyright (c) 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
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 */

#ifndef CPU_SPARC_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_SPARC_HPP
#define CPU_SPARC_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_SPARC_HPP

#include "asm/macroAssembler.hpp"
#include "gc/shared/modRefBarrierSetAssembler.hpp"

class CardTableBarrierSetAssembler: public ModRefBarrierSetAssembler {
protected:
  virtual void gen_write_ref_array_post_barrier(MacroAssembler* masm, DecoratorSet decorators,
                                                Register addr, Register count, Register tmp);

  void card_table_write(MacroAssembler* masm, jbyte* byte_map_base, Register tmp, Register obj);

  void card_write_barrier_post(MacroAssembler* masm, Register store_addr, Register new_val, Register tmp);

  virtual void oop_store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
                            Register val, Address dst, Register tmp);
};

#endif // CPU_SPARC_GC_SHARED_CARDTABLEBARRIERSETASSEMBLER_SPARC_HPP