/*

 * 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#ifndef CPU_X86_GC_SHARED_BARRIERSETASSEMBLER_X86_HPP

#define CPU_X86_GC_SHARED_BARRIERSETASSEMBLER_X86_HPP

#include "asm/macroAssembler.hpp"

#include "memory/allocation.hpp"

#include "oops/access.hpp"

class InterpreterMacroAssembler;

class BarrierSetAssembler: public CHeapObj<mtGC> {

public:

  virtual void arraycopy_prologue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,

                                  Register src, Register dst, Register count) {}

  virtual void arraycopy_epilogue(MacroAssembler* masm, DecoratorSet decorators, BasicType type,

                                  Register src, Register dst, Register count) {}

  virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,

                       Register dst, Address src, Register tmp1, Register tmp_thread);

  virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,

                        Address dst, Register val, Register tmp1, Register tmp2);

#ifndef _LP64

  virtual void obj_equals(MacroAssembler* masm,

                          Address obj1, jobject obj2);

  virtual void obj_equals(MacroAssembler* masm,

                          Register obj1, jobject obj2);

#endif

  virtual void obj_equals(MacroAssembler* masm,

                          Register obj1, Register obj2);

  virtual void obj_equals(MacroAssembler* masm,

                          Register obj1, Address obj2);

  // Support for jniFastGetField to try resolving a jobject/jweak in native

  virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,

                                             Register obj, Register tmp, Label& slowpath);

  virtual void barrier_stubs_init() {}

};

#endif // CPU_X86_GC_SHARED_BARRIERSETASSEMBLER_X86_HPP