types.hh revision 7678
12686Sksewell@umich.edu/* 25254Sksewell@umich.edu * Copyright (c) 2003-2005 The Regents of The University of Michigan 35254Sksewell@umich.edu * All rights reserved. 42686Sksewell@umich.edu * 55254Sksewell@umich.edu * Redistribution and use in source and binary forms, with or without 65254Sksewell@umich.edu * modification, are permitted provided that the following conditions are 75254Sksewell@umich.edu * met: redistributions of source code must retain the above copyright 85254Sksewell@umich.edu * notice, this list of conditions and the following disclaimer; 95254Sksewell@umich.edu * redistributions in binary form must reproduce the above copyright 105254Sksewell@umich.edu * notice, this list of conditions and the following disclaimer in the 115254Sksewell@umich.edu * documentation and/or other materials provided with the distribution; 125254Sksewell@umich.edu * neither the name of the copyright holders nor the names of its 135254Sksewell@umich.edu * contributors may be used to endorse or promote products derived from 145254Sksewell@umich.edu * this software without specific prior written permission. 152686Sksewell@umich.edu * 165254Sksewell@umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 175254Sksewell@umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 185254Sksewell@umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 195254Sksewell@umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 205254Sksewell@umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 215254Sksewell@umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 225254Sksewell@umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 235254Sksewell@umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 245254Sksewell@umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255254Sksewell@umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 265254Sksewell@umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272706Sksewell@umich.edu * 285254Sksewell@umich.edu * Authors: Nathan Binkert 292686Sksewell@umich.edu */ 302686Sksewell@umich.edu 317678Sgblack@eecs.umich.edu/** 327678Sgblack@eecs.umich.edu * @file 334661Sksewell@umich.edu * Defines global host-dependent types: 348799Sgblack@eecs.umich.edu * Counter, Tick, and (indirectly) {int,uint}{8,16,32,64}_t. 352686Sksewell@umich.edu */ 368799Sgblack@eecs.umich.edu 374661Sksewell@umich.edu#ifndef __BASE_TYPES_HH__ 382980Sgblack@eecs.umich.edu#define __BASE_TYPES_HH__ 398229Snate@binkert.org 408229Snate@binkert.org#include <inttypes.h> 418799Sgblack@eecs.umich.edu 428229Snate@binkert.org/** uint64_t constant */ 432686Sksewell@umich.edu#define ULL(N) ((uint64_t)N##ULL) 445222Sksewell@umich.edu/** int64_t constant */ 452686Sksewell@umich.edu#define LL(N) ((int64_t)N##LL) 464661Sksewell@umich.edu 472686Sksewell@umich.edu/** Statistics counter type. Not much excuse for not using a 64-bit 485222Sksewell@umich.edu * integer here, but if you're desperate and only run short 495222Sksewell@umich.edu * simulations you could make this 32 bits. 502686Sksewell@umich.edu */ 517707Sgblack@eecs.umich.edutypedef int64_t Counter; 525222Sksewell@umich.edu 538775Sgblack@eecs.umich.edu/** 545222Sksewell@umich.edu * Clock cycle count type. 555222Sksewell@umich.edu * @note using an unsigned breaks the cache. 565222Sksewell@umich.edu */ 575222Sksewell@umich.edutypedef int64_t Tick; 585222Sksewell@umich.edutypedef uint64_t UTick; 592686Sksewell@umich.edu 602686Sksewell@umich.educonst Tick MaxTick = LL(0x7fffffffffffffff); 612686Sksewell@umich.edu 622686Sksewell@umich.edu/** 632686Sksewell@umich.edu * Address type 642686Sksewell@umich.edu * This will probably be moved somewhere else in the near future. 652686Sksewell@umich.edu * This should be at least as big as the biggest address width in use 662686Sksewell@umich.edu * in the system, which will probably be 64 bits. 672686Sksewell@umich.edu */ 682686Sksewell@umich.edutypedef uint64_t Addr; 692686Sksewell@umich.edu 702686Sksewell@umich.educonst Addr MaxAddr = (Addr)-1; 712686Sksewell@umich.edu 722686Sksewell@umich.edu/** 732686Sksewell@umich.edu * Thread index/ID type 742686Sksewell@umich.edu */ 752686Sksewell@umich.edutypedef int16_t ThreadID; 762686Sksewell@umich.educonst ThreadID InvalidThreadID = (ThreadID)-1; 772686Sksewell@umich.edu 782686Sksewell@umich.educlass FaultBase; 792686Sksewell@umich.edutemplate <class T> class RefCountingPtr; 802686Sksewell@umich.edutypedef RefCountingPtr<FaultBase> Fault; 812686Sksewell@umich.edu 822686Sksewell@umich.edu#endif // __BASE_TYPES_HH__ 832686Sksewell@umich.edu