ARMAOTRelocation.hpp

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 * Copyright (c) 2000, 2016 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 https://www.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
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 * 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
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#ifndef ARMAOTRELOCATION_INCL
#define ARMAOTRELOCATION_INCL

#include "codegen/Relocation.hpp"

//class TR::Instruction;

namespace TR {

class ARMRelocation 
{
   public:
   TR_ALLOC(TR_Memory::ARMRelocation)

      ARMRelocation(TR::Instruction   *src,
                    uint8_t           *trg,
                    TR_ExternalRelocationTargetKind k):
            _srcInstruction(src), _relTarget(trg), _kind(k)
            {}

            TR::Instruction *getSourceInstruction() {return _srcInstruction;}
            void setSourceInstruction(TR::Instruction *i) {_srcInstruction = i;}

            uint8_t *getRelocationTarget() {return _relTarget;}
            void setRelocationTarget(uint8_t *t) {_relTarget = t;}

            TR_ExternalRelocationTargetKind getKind() {return _kind;}
            void setKind(TR_ExternalRelocationTargetKind k) {_kind = k;}

            virtual void mapRelocation(TR::CodeGenerator *codeGen) = 0;

   private:
      TR::Instruction                 *_srcInstruction;
      uint8_t                         *_relTarget;
      TR_ExternalRelocationTargetKind  _kind;
};

class ARMPairedRelocation: public TR::ARMRelocation
{
   public:
      ARMPairedRelocation(TR::Instruction *src1,
                          TR::Instruction *src2,
                          uint8_t           *trg,
                          TR_ExternalRelocationTargetKind k,
                          TR::Node *node) :
            TR::ARMRelocation(src1, trg, k), _src2Instruction(src2), _node(node)
            {}

            TR::Instruction *getSource2Instruction() {return _src2Instruction;}
            void setSource2Instruction(TR::Instruction *src) {_src2Instruction = src;}
            TR::Node* getNode(){return _node;}
            virtual void mapRelocation(TR::CodeGenerator *codeGen);

   private:
      TR::Instruction                 *_src2Instruction;
      TR::Node                        *_node;
};

}

#endif