DataBlock.cc revision 6154
16145Snate@binkert.org 26145Snate@binkert.org/* 36145Snate@binkert.org * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood 46145Snate@binkert.org * All rights reserved. 56145Snate@binkert.org * 66145Snate@binkert.org * Redistribution and use in source and binary forms, with or without 76145Snate@binkert.org * modification, are permitted provided that the following conditions are 86145Snate@binkert.org * met: redistributions of source code must retain the above copyright 96145Snate@binkert.org * notice, this list of conditions and the following disclaimer; 106145Snate@binkert.org * redistributions in binary form must reproduce the above copyright 116145Snate@binkert.org * notice, this list of conditions and the following disclaimer in the 126145Snate@binkert.org * documentation and/or other materials provided with the distribution; 136145Snate@binkert.org * neither the name of the copyright holders nor the names of its 146145Snate@binkert.org * contributors may be used to endorse or promote products derived from 156145Snate@binkert.org * this software without specific prior written permission. 166145Snate@binkert.org * 176145Snate@binkert.org * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 186145Snate@binkert.org * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 196145Snate@binkert.org * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 206145Snate@binkert.org * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 216145Snate@binkert.org * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 226145Snate@binkert.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 236145Snate@binkert.org * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 246145Snate@binkert.org * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 256145Snate@binkert.org * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 266145Snate@binkert.org * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 276145Snate@binkert.org * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 286145Snate@binkert.org */ 296145Snate@binkert.org 306145Snate@binkert.org/* 316145Snate@binkert.org * $Id$ 326145Snate@binkert.org */ 336145Snate@binkert.org 346154Snate@binkert.org#include "mem/ruby/common/DataBlock.hh" 356145Snate@binkert.org 366145Snate@binkert.orgDataBlock::DataBlock() 376145Snate@binkert.org{ 386145Snate@binkert.org if (DATA_BLOCK || XACT_MEMORY) { 396145Snate@binkert.org m_data.setSize(RubyConfig::dataBlockBytes()); 406145Snate@binkert.org } 416145Snate@binkert.org clear(); 426145Snate@binkert.org} 436145Snate@binkert.org 446145Snate@binkert.orgDataBlock::~DataBlock() 456145Snate@binkert.org{ 466145Snate@binkert.org 476145Snate@binkert.org} 486145Snate@binkert.org 496145Snate@binkert.orgvoid DataBlock::clear() 506145Snate@binkert.org{ 516145Snate@binkert.org int size = m_data.size(); 526145Snate@binkert.org for (int i = 0; i < size; i++) { 536145Snate@binkert.org m_data[i] = 0; 546145Snate@binkert.org } 556145Snate@binkert.org} 566145Snate@binkert.org 576145Snate@binkert.orgbool DataBlock::equal(const DataBlock& obj) const 586145Snate@binkert.org{ 596145Snate@binkert.org bool value = true; 606145Snate@binkert.org int size = m_data.size(); 616145Snate@binkert.org for (int i = 0; i < size; i++) { 626145Snate@binkert.org value = value && (m_data[i] == obj.m_data[i]); 636145Snate@binkert.org } 646145Snate@binkert.org return value; 656145Snate@binkert.org} 666145Snate@binkert.org 676145Snate@binkert.orgvoid DataBlock::print(ostream& out) const 686145Snate@binkert.org{ 696145Snate@binkert.org int size = m_data.size(); 706145Snate@binkert.org for (int i = 0; i < size; i+=4) { 716145Snate@binkert.org out << hex << *((uint32*)(&(m_data[i]))) << " "; 726145Snate@binkert.org } 736145Snate@binkert.org out << dec << "]" << flush; 746145Snate@binkert.org} 756145Snate@binkert.org 766145Snate@binkert.orguint8 DataBlock::getByte(int whichByte) const 776145Snate@binkert.org{ 786145Snate@binkert.org if (DATA_BLOCK || XACT_MEMORY) { 796145Snate@binkert.org return m_data[whichByte]; 806145Snate@binkert.org } else { 816145Snate@binkert.org return 0; 826145Snate@binkert.org } 836145Snate@binkert.org} 846145Snate@binkert.org 856145Snate@binkert.orgvoid DataBlock::setByte(int whichByte, uint8 data) 866145Snate@binkert.org{ 876145Snate@binkert.org if (DATA_BLOCK || XACT_MEMORY) { 886145Snate@binkert.org m_data[whichByte] = data; 896145Snate@binkert.org } 906145Snate@binkert.org} 916145Snate@binkert.org 92