RVOutOfLineCodeSection.hpp

/*******************************************************************************
 * Copyright (c) 2019, 2019 IBM Corp. and others
 *
 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which accompanies this
 * distribution and is available at http://eclipse.org/legal/epl-2.0
 * or the Apache License, Version 2.0 which accompanies this distribution
 * and is available at https://www.apache.org/licenses/LICENSE-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License, v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception [1] and GNU General Public
 * License, version 2 with the OpenJDK Assembly Exception [2].
 *
 * [1] https://www.gnu.org/software/classpath/license.html
 * [2] http://openjdk.java.net/legal/assembly-exception.html
 *
 * SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 OR LicenseRef-GPL-2.0 WITH Assembly-exception
 *******************************************************************************/

#ifndef RVOUTOFLINECODESECTION_INCL
#define RVOUTOFLINECODESECTION_INCL

#include "codegen/InstOpCode.hpp"
#include "codegen/OutOfLineCodeSection.hpp"

namespace TR { class CodeGenerator; }
namespace TR { class LabelSymbol; }

class TR_RVOutOfLineCodeSection : public TR_OutOfLineCodeSection
   {

public:
   /**
    * @brief Constructor
    * @param[in] entryLabel : entry label
    * @param[in] cg : code generator
    */
   TR_RVOutOfLineCodeSection(TR::LabelSymbol *entryLabel, TR::CodeGenerator *cg)
      : TR_OutOfLineCodeSection(entryLabel, cg)
      {}

   /**
    * @brief Constructor
    * @param[in] entryLabel : entry label
    * @param[in] restartLabel : restart label
    * @param[in] cg : code generator
    */
   TR_RVOutOfLineCodeSection(TR::LabelSymbol *entryLabel, TR::LabelSymbol *restartLabel, TR::CodeGenerator *cg)
      : TR_OutOfLineCodeSection(entryLabel, restartLabel, cg)
      {}

   // For calls

   /**
    * @brief Constructor
    * @param[in] callNode : call node
    * @param[in] callOp : call opcode
    * @param[in] targetReg : target register
    * @param[in] entryLabel : entry label
    * @param[in] restartLabel : restart label
    * @param[in] cg : code generator
    */
   TR_RVOutOfLineCodeSection(TR::Node *callNode, TR::ILOpCodes callOp, TR::Register *targetReg, TR::LabelSymbol *entryLabel, TR::LabelSymbol *restartLabel, TR::CodeGenerator *cg);

   /**
    * @brief Generates out-of-line code section dispatch
    */
   void generateRVOutOfLineCodeSectionDispatch();
   };
#endif