973d8b8b13
This model currently only works in MIPS_SE mode, so it will take some effort to clean it up and make it generally useful. Hopefully people are willing to help make that happen!
66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
/*
|
|
* Copyright (c) 2007 MIPS Technologies, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met: redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer;
|
|
* redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution;
|
|
* neither the name of the copyright holders nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* Authors: Korey Sewell
|
|
*
|
|
*/
|
|
|
|
#ifndef __CPU_INORDER_GRAD_UNIT_HH__
|
|
#define __CPU_INORDER_GRAD_UNIT_HH__
|
|
|
|
#include <vector>
|
|
#include <list>
|
|
#include <string>
|
|
|
|
#include "cpu/inorder/resource.hh"
|
|
#include "cpu/inorder/inorder_dyn_inst.hh"
|
|
#include "cpu/inorder/pipeline_traits.hh"
|
|
#include "cpu/inorder/cpu.hh"
|
|
|
|
class MemDepUnit : public Resource {
|
|
public:
|
|
typedef ThePipeline::DynInstPtr DynInstPtr;
|
|
|
|
public:
|
|
MemDepUnit(std::string res_name, int res_id, int res_width,
|
|
int res_latency, InOrderCPU *_cpu);
|
|
virtual ~MemDepUnit() {}
|
|
|
|
virtual void execute(int slot_num);
|
|
|
|
protected:
|
|
Tick lastCycleGrad;
|
|
int numCycleGrad;
|
|
|
|
bool *nonSpecInstActive[ThePipeline::MaxThreads];
|
|
|
|
InstSeqNum *nonSpecSeqNum[ThePipeline::MaxThreads];
|
|
|
|
/** @todo: Add Resource Stats Here */
|
|
};
|
|
|
|
#endif //__CPU_INORDER_GRAD_UNIT_HH__
|