12736Sktlim@umich.edu/* 22736Sktlim@umich.edu * Copyright (c) 2002-2006 The Regents of The University of Michigan 32736Sktlim@umich.edu * All rights reserved. 42736Sktlim@umich.edu * 52736Sktlim@umich.edu * Redistribution and use in source and binary forms, with or without 62736Sktlim@umich.edu * modification, are permitted provided that the following conditions are 72736Sktlim@umich.edu * met: redistributions of source code must retain the above copyright 82736Sktlim@umich.edu * notice, this list of conditions and the following disclaimer; 92736Sktlim@umich.edu * redistributions in binary form must reproduce the above copyright 102736Sktlim@umich.edu * notice, this list of conditions and the following disclaimer in the 112736Sktlim@umich.edu * documentation and/or other materials provided with the distribution; 122736Sktlim@umich.edu * neither the name of the copyright holders nor the names of its 132736Sktlim@umich.edu * contributors may be used to endorse or promote products derived from 142736Sktlim@umich.edu * this software without specific prior written permission. 152736Sktlim@umich.edu * 162736Sktlim@umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172736Sktlim@umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182736Sktlim@umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192736Sktlim@umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202736Sktlim@umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212736Sktlim@umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222736Sktlim@umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232736Sktlim@umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242736Sktlim@umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252736Sktlim@umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262736Sktlim@umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272736Sktlim@umich.edu * 282736Sktlim@umich.edu * Authors: Steve Raasch 292736Sktlim@umich.edu */ 302736Sktlim@umich.edu 312736Sktlim@umich.edu#ifndef __CPU_FUNC_UNIT_HH__ 322736Sktlim@umich.edu#define __CPU_FUNC_UNIT_HH__ 332736Sktlim@umich.edu 3410936Sandreas.hansson@arm.com#include <array> 352736Sktlim@umich.edu#include <bitset> 362736Sktlim@umich.edu#include <string> 372736Sktlim@umich.edu#include <vector> 382736Sktlim@umich.edu 392736Sktlim@umich.edu#include "cpu/op_class.hh" 408229Snate@binkert.org#include "params/FUDesc.hh" 415034Smilesck@eecs.umich.edu#include "params/OpDesc.hh" 422736Sktlim@umich.edu#include "sim/sim_object.hh" 432736Sktlim@umich.edu 442736Sktlim@umich.edu//////////////////////////////////////////////////////////////////////////// 452736Sktlim@umich.edu// 462736Sktlim@umich.edu// Structures used ONLY during the initialization phase... 472736Sktlim@umich.edu// 482736Sktlim@umich.edu// 492736Sktlim@umich.edu// 502736Sktlim@umich.edu 518737Skoansin.tan@gmail.comclass OpDesc : public SimObject 522736Sktlim@umich.edu{ 538737Skoansin.tan@gmail.com public: 542736Sktlim@umich.edu OpClass opClass; 559184Sandreas.hansson@arm.com Cycles opLat; 5610807Snilay@cs.wisc.edu bool pipelined; 572736Sktlim@umich.edu 585034Smilesck@eecs.umich.edu OpDesc(const OpDescParams *p) 595034Smilesck@eecs.umich.edu : SimObject(p), opClass(p->opClass), opLat(p->opLat), 6010807Snilay@cs.wisc.edu pipelined(p->pipelined) {}; 612736Sktlim@umich.edu}; 622736Sktlim@umich.edu 638737Skoansin.tan@gmail.comclass FUDesc : public SimObject 642736Sktlim@umich.edu{ 658737Skoansin.tan@gmail.com public: 662736Sktlim@umich.edu std::vector<OpDesc *> opDescList; 672736Sktlim@umich.edu unsigned number; 682736Sktlim@umich.edu 695034Smilesck@eecs.umich.edu FUDesc(const FUDescParams *p) 705034Smilesck@eecs.umich.edu : SimObject(p), opDescList(p->opList), number(p->count) {}; 712736Sktlim@umich.edu}; 722736Sktlim@umich.edu 735034Smilesck@eecs.umich.edutypedef std::vector<OpDesc *>::const_iterator OPDDiterator; 745034Smilesck@eecs.umich.edutypedef std::vector<FUDesc *>::const_iterator FUDDiterator; 752736Sktlim@umich.edu 762736Sktlim@umich.edu 772736Sktlim@umich.edu 782736Sktlim@umich.edu 792736Sktlim@umich.edu//////////////////////////////////////////////////////////////////////////// 802736Sktlim@umich.edu// 812736Sktlim@umich.edu// The actual FU object 822736Sktlim@umich.edu// 832736Sktlim@umich.edu// 842736Sktlim@umich.edu// 852736Sktlim@umich.educlass FuncUnit 862736Sktlim@umich.edu{ 872736Sktlim@umich.edu private: 8810936Sandreas.hansson@arm.com std::array<unsigned, Num_OpClasses> opLatencies; 8910936Sandreas.hansson@arm.com std::array<bool, Num_OpClasses> pipelined; 902736Sktlim@umich.edu std::bitset<Num_OpClasses> capabilityList; 912736Sktlim@umich.edu 922736Sktlim@umich.edu public: 932736Sktlim@umich.edu FuncUnit(); 942736Sktlim@umich.edu FuncUnit(const FuncUnit &fu); 952736Sktlim@umich.edu 962736Sktlim@umich.edu std::string name; 972736Sktlim@umich.edu 9810807Snilay@cs.wisc.edu void addCapability(OpClass cap, unsigned oplat, bool pipelined); 992736Sktlim@umich.edu 1002736Sktlim@umich.edu bool provides(OpClass capability); 1012736Sktlim@umich.edu std::bitset<Num_OpClasses> capabilities(); 1022736Sktlim@umich.edu 1032736Sktlim@umich.edu unsigned &opLatency(OpClass capability); 10410807Snilay@cs.wisc.edu bool isPipelined(OpClass capability); 1052736Sktlim@umich.edu}; 1062736Sktlim@umich.edu 1072736Sktlim@umich.edu#endif // __FU_POOL_HH__ 108