| /* |
| * Copyright (c) 2003-2005 The Regents of The University of Michigan |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * Authors: Erik Hallnor |
| * Nathan Binkert |
| */ |
| |
| /** |
| * @file |
| * Simobject instatiation of caches. |
| */ |
| #include <list> |
| #include <vector> |
| |
| #include "config/the_isa.hh" |
| #include "mem/cache/base.hh" |
| #include "mem/cache/cache.hh" |
| #include "mem/config/cache.hh" |
| #include "params/BaseCache.hh" |
| |
| // Tag Templates |
| #if defined(USE_CACHE_LRU) |
| #include "mem/cache/tags/lru.hh" |
| #endif |
| |
| #if defined(USE_CACHE_FALRU) |
| #include "mem/cache/tags/fa_lru.hh" |
| #endif |
| |
| |
| using namespace std; |
| |
| #define BUILD_CACHE(TAGS, tags) \ |
| do { \ |
| Cache<TAGS> *retval = \ |
| new Cache<TAGS>(this, tags); \ |
| return retval; \ |
| } while (0) |
| |
| #define BUILD_CACHE_PANIC(x) do { \ |
| panic("%s not compiled into M5", x); \ |
| } while (0) |
| |
| #if defined(USE_CACHE_FALRU) |
| #define BUILD_FALRU_CACHE do { \ |
| FALRU *tags = new FALRU(block_size, size, hit_latency); \ |
| BUILD_CACHE(FALRU, tags); \ |
| } while (0) |
| #else |
| #define BUILD_FALRU_CACHE BUILD_CACHE_PANIC("falru cache") |
| #endif |
| |
| #if defined(USE_CACHE_LRU) |
| #define BUILD_LRU_CACHE do { \ |
| LRU *tags = new LRU(numSets, block_size, assoc, hit_latency); \ |
| BUILD_CACHE(LRU, tags); \ |
| } while (0) |
| #else |
| #define BUILD_LRU_CACHE BUILD_CACHE_PANIC("lru cache") |
| #endif |
| |
| BaseCache * |
| BaseCacheParams::create() |
| { |
| int numSets = size / (assoc * block_size); |
| |
| if (numSets == 1) { |
| BUILD_FALRU_CACHE; |
| } else { |
| BUILD_LRU_CACHE; |
| } |
| |
| return NULL; |
| } |