/**
* ****************************************************************************
* Copyright (c) 2010-2016 by Min Cai (min.cai.china@gmail.com).
* <p>
* This file is part of the Archimulator multicore architectural simulator.
* <p>
* Archimulator is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* <p>
* Archimulator 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 for more details.
* <p>
* You should have received a copy of the GNU General Public License
* along with Archimulator. If not, see <http://www.gnu.org/licenses/>.
* ****************************************************************************
*/
package archimulator.core;
import archimulator.core.bpred.BranchPredictorUpdate;
/**
* Load/store queue entry.
*
* @author Min Cai
*/
public class LoadStoreQueueEntry extends AbstractReorderBufferEntry {
private int effectiveAddress;
private boolean storeAddressReady;
/**
* Create a load/store queue entry.
*
* @param thread the thread
* @param dynamicInstruction the dynamic instruction
* @param npc the value of the next program counter (NPC)
* @param nnpc the value of the next next program counter (NNPC)
* @param predictedNnpc the predicted value of the next next program counter (predicted NNPC)
* @param returnAddressStackRecoverIndex the return address stack recover index
* @param branchPredictorUpdate the branch predictor update
* @param speculative a value indicating whether the load/store queue entry is speculative or not
*/
public LoadStoreQueueEntry(
Thread thread,
DynamicInstruction dynamicInstruction,
int npc,
int nnpc,
int predictedNnpc,
int returnAddressStackRecoverIndex,
BranchPredictorUpdate branchPredictorUpdate,
boolean speculative
) {
super(thread, dynamicInstruction, npc, nnpc, predictedNnpc, returnAddressStackRecoverIndex, branchPredictorUpdate, speculative);
}
@Override
protected boolean isNeedWriteBack() {
return true;
}
/**
* Get a value indicating whether the store address is ready or not.
*
* @return a value indicating whether the store address is ready or not
*/
public boolean isStoreAddressReady() {
return this.storeAddressReady;
}
/**
* Set a value indicating whether the store address is ready or not.
*
* @param storeAddressReady a value indicating whether the store address is ready or not
*/
public void setStoreAddressReady(boolean storeAddressReady) {
this.storeAddressReady = storeAddressReady;
}
/**
* Get the effective address.
*
* @return the effective address
*/
public int getEffectiveAddress() {
return effectiveAddress;
}
/**
* Set the effective address.
*
* @param effectiveAddress the effective address
*/
public void setEffectiveAddress(int effectiveAddress) {
this.effectiveAddress = effectiveAddress;
}
}