/*

 * Copyright (c) 1997, 2019, Oracle and/or its affiliates. All rights reserved.

 * Copyright 2007, 2008, 2009 Red Hat, Inc.

 * 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_ZERO_ASSEMBLER_ZERO_HPP

#define CPU_ZERO_ASSEMBLER_ZERO_HPP

// In normal, CPU-specific ports of HotSpot these two classes are used

// for generating assembly language.  We don't do any of this in zero,

// of course, but we do sneak entry points around in CodeBuffers so we

// generate those here.

class Assembler : public AbstractAssembler {

 public:

  Assembler(CodeBuffer* code) : AbstractAssembler(code) {}

 public:

  void pd_patch_instruction(address branch, address target, const char* file, int line);

};

class MacroAssembler : public Assembler {

 public:

  MacroAssembler(CodeBuffer* code) : Assembler(code) {}

 public:

  void align(int modulus);

  void bang_stack_with_offset(int offset);

  bool needs_explicit_null_check(intptr_t offset);

  bool uses_implicit_null_check(void* address);

  RegisterOrConstant delayed_value_impl(intptr_t* delayed_value_addr,

                                        Register tmp, int offset);

 public:

  void advance(int bytes);

  void store_oop(jobject obj);

  void store_Metadata(Metadata* obj);

};

address ShouldNotCallThisStub();

address ShouldNotCallThisEntry();

#endif // CPU_ZERO_ASSEMBLER_ZERO_HPP