1/*
2 * Copyright (c) 2012-2013, 2015 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 43 unchanged lines hidden (view full) ---

52
53#include "base/intmath.hh"
54#include "base/logging.hh"
55#include "base/random.hh"
56#include "base/trace.hh"
57#include "debug/HWPrefetch.hh"
58#include "params/StridePrefetcher.hh"
59
60StridePrefetcher::StridePrefetcher(const StridePrefetcherParams *p)
61 : QueuedPrefetcher(p),
62 maxConf(p->max_conf),
63 threshConf(p->thresh_conf),
64 minConf(p->min_conf),
65 startConf(p->start_conf),
66 pcTableAssoc(p->table_assoc),
67 pcTableSets(p->table_sets),

--- 109 unchanged lines hidden (view full) ---

177 }
178 }
179 } else {
180 // Miss in table
181 DPRINTF(HWPrefetch, "Miss: PC %x pkt_addr %x (%s)\n", pc, pkt_addr,
182 is_secure ? "s" : "ns");
183
184 StrideEntry* entry = pcTable->findVictim(pc);
185 entry->instAddr = pc;
186 entry->lastAddr = pkt_addr;
187 entry->isSecure= is_secure;
188 entry->stride = 0;
189 entry->confidence = startConf;
190 }
191}
192
193inline Addr
194StridePrefetcher::PCTable::pcHash(Addr pc) const
195{
196 Addr hash1 = pc >> 1;

--- 36 unchanged lines hidden ---