slim_ampm.cc revision 13700
1/** 2 * Copyright (c) 2018 Metempsy Technology Consulting 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Javier Bueno 29 */ 30 31#include "mem/cache/prefetch/slim_ampm.hh" 32 33#include "params/SlimAMPMPrefetcher.hh" 34 35SlimAMPMPrefetcher::SlimAMPMPrefetcher(const SlimAMPMPrefetcherParams* p) 36 : QueuedPrefetcher(p), ampm(*p->ampm), dcpt(*p->dcpt) 37{ 38} 39 40void 41SlimAMPMPrefetcher::calculatePrefetch(const PrefetchInfo &pfi, 42 std::vector<AddrPriority> &addresses) 43{ 44 dcpt.calculatePrefetch(pfi, addresses); 45 if (addresses.empty()) { 46 ampm.calculatePrefetch(pfi, addresses); 47 } 48} 49 50SlimAMPMPrefetcher* 51SlimAMPMPrefetcherParams::create() 52{ 53 return new SlimAMPMPrefetcher(this); 54} 55