ReplacementPolicies.py revision 12672
112027Sjungma@eit.uni-kl.de# Copyright (c) 2018 Inria 212027Sjungma@eit.uni-kl.de# All rights reserved. 312027Sjungma@eit.uni-kl.de# 412027Sjungma@eit.uni-kl.de# Redistribution and use in source and binary forms, with or without 512027Sjungma@eit.uni-kl.de# modification, are permitted provided that the following conditions are 612027Sjungma@eit.uni-kl.de# met: redistributions of source code must retain the above copyright 712027Sjungma@eit.uni-kl.de# notice, this list of conditions and the following disclaimer; 812027Sjungma@eit.uni-kl.de# redistributions in binary form must reproduce the above copyright 912027Sjungma@eit.uni-kl.de# notice, this list of conditions and the following disclaimer in the 1012027Sjungma@eit.uni-kl.de# documentation and/or other materials provided with the distribution; 1112027Sjungma@eit.uni-kl.de# neither the name of the copyright holders nor the names of its 1212027Sjungma@eit.uni-kl.de# contributors may be used to endorse or promote products derived from 1312027Sjungma@eit.uni-kl.de# this software without specific prior written permission. 1412027Sjungma@eit.uni-kl.de# 1512027Sjungma@eit.uni-kl.de# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1612027Sjungma@eit.uni-kl.de# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1712027Sjungma@eit.uni-kl.de# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1812027Sjungma@eit.uni-kl.de# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1912027Sjungma@eit.uni-kl.de# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2012027Sjungma@eit.uni-kl.de# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2112027Sjungma@eit.uni-kl.de# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2212027Sjungma@eit.uni-kl.de# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2312027Sjungma@eit.uni-kl.de# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2412027Sjungma@eit.uni-kl.de# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2512027Sjungma@eit.uni-kl.de# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2612027Sjungma@eit.uni-kl.de# 2712027Sjungma@eit.uni-kl.de# Authors: Daniel Carvalho 2812027Sjungma@eit.uni-kl.de 2912027Sjungma@eit.uni-kl.defrom m5.params import * 3012027Sjungma@eit.uni-kl.defrom m5.proxy import * 3112027Sjungma@eit.uni-kl.defrom m5.SimObject import SimObject 3212027Sjungma@eit.uni-kl.de 3312027Sjungma@eit.uni-kl.declass BaseReplacementPolicy(SimObject): 3412027Sjungma@eit.uni-kl.de type = 'BaseReplacementPolicy' 3512027Sjungma@eit.uni-kl.de abstract = True 3612027Sjungma@eit.uni-kl.de cxx_header = "mem/cache/replacement_policies/base.hh" 3712027Sjungma@eit.uni-kl.de 3812027Sjungma@eit.uni-kl.declass FIFORP(BaseReplacementPolicy): 3912027Sjungma@eit.uni-kl.de type = 'FIFORP' 4012027Sjungma@eit.uni-kl.de cxx_class = 'FIFORP' 4112027Sjungma@eit.uni-kl.de cxx_header = "mem/cache/replacement_policies/fifo_rp.hh" 4212027Sjungma@eit.uni-kl.de 4312027Sjungma@eit.uni-kl.declass LFURP(BaseReplacementPolicy): 4412027Sjungma@eit.uni-kl.de type = 'LFURP' 4512027Sjungma@eit.uni-kl.de cxx_class = 'LFURP' 4612027Sjungma@eit.uni-kl.de cxx_header = "mem/cache/replacement_policies/lfu_rp.hh" 4712027Sjungma@eit.uni-kl.de 4812027Sjungma@eit.uni-kl.declass LRURP(BaseReplacementPolicy): 4912027Sjungma@eit.uni-kl.de type = 'LRURP' 5012027Sjungma@eit.uni-kl.de cxx_class = 'LRURP' 5112027Sjungma@eit.uni-kl.de cxx_header = "mem/cache/replacement_policies/lru_rp.hh" 5212027Sjungma@eit.uni-kl.de 5312027Sjungma@eit.uni-kl.declass BIPRP(LRURP): 5412027Sjungma@eit.uni-kl.de type = 'BIPRP' 5512027Sjungma@eit.uni-kl.de cxx_class = 'BIPRP' 5612027Sjungma@eit.uni-kl.de cxx_header = "mem/cache/replacement_policies/bip_rp.hh" 5712027Sjungma@eit.uni-kl.de btp = Param.Percent(3, "Percentage of blocks to be inserted as MRU") 5812027Sjungma@eit.uni-kl.de 5912027Sjungma@eit.uni-kl.declass LIPRP(BIPRP): 6012027Sjungma@eit.uni-kl.de btp = 0 6112027Sjungma@eit.uni-kl.de 6212027Sjungma@eit.uni-kl.declass MRURP(BaseReplacementPolicy): 6312027Sjungma@eit.uni-kl.de type = 'MRURP' 6412027Sjungma@eit.uni-kl.de cxx_class = 'MRURP' 6512027Sjungma@eit.uni-kl.de cxx_header = "mem/cache/replacement_policies/mru_rp.hh" 6612027Sjungma@eit.uni-kl.de 6712027Sjungma@eit.uni-kl.declass RandomRP(BaseReplacementPolicy): 6812027Sjungma@eit.uni-kl.de type = 'RandomRP' 6912027Sjungma@eit.uni-kl.de cxx_class = 'RandomRP' 7012027Sjungma@eit.uni-kl.de cxx_header = "mem/cache/replacement_policies/random_rp.hh" 7112027Sjungma@eit.uni-kl.de 7212027Sjungma@eit.uni-kl.declass BRRIPRP(BaseReplacementPolicy): 7312027Sjungma@eit.uni-kl.de type = 'BRRIPRP' 7412027Sjungma@eit.uni-kl.de cxx_class = 'BRRIPRP' 7512027Sjungma@eit.uni-kl.de cxx_header = "mem/cache/replacement_policies/brrip_rp.hh" 7612027Sjungma@eit.uni-kl.de max_RRPV = Param.Unsigned(3, "Maximum RRPV possible") 7712027Sjungma@eit.uni-kl.de hit_priority = Param.Bool(False, 7812027Sjungma@eit.uni-kl.de "Prioritize evicting blocks that havent had a hit recently") 7912027Sjungma@eit.uni-kl.de btp = Param.Percent(3, 8012027Sjungma@eit.uni-kl.de "Percentage of blocks to be inserted with long RRPV") 8112027Sjungma@eit.uni-kl.de 8212027Sjungma@eit.uni-kl.declass RRIPRP(BRRIPRP): 8312027Sjungma@eit.uni-kl.de btp = 0 8412027Sjungma@eit.uni-kl.de 8512027Sjungma@eit.uni-kl.declass NRURP(BRRIPRP): 8612027Sjungma@eit.uni-kl.de btp = 0 8712027Sjungma@eit.uni-kl.de max_RRPV = 1 8812027Sjungma@eit.uni-kl.de