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Diffstat (limited to 'src/mem/cache/tags/indexing_policies/IndexingPolicies.py')
-rw-r--r-- | src/mem/cache/tags/indexing_policies/IndexingPolicies.py | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/mem/cache/tags/indexing_policies/IndexingPolicies.py b/src/mem/cache/tags/indexing_policies/IndexingPolicies.py new file mode 100644 index 000000000..c33a1d7df --- /dev/null +++ b/src/mem/cache/tags/indexing_policies/IndexingPolicies.py @@ -0,0 +1,55 @@ +# Copyright (c) 2018 Inria +# 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: Daniel Carvalho + +from m5.params import * +from m5.proxy import * +from m5.SimObject import SimObject + +class BaseIndexingPolicy(SimObject): + type = 'BaseIndexingPolicy' + abstract = True + cxx_header = "mem/cache/tags/indexing_policies/base.hh" + + # Get the size from the parent (cache) + size = Param.MemorySize(Parent.size, "capacity in bytes") + + # Get the entry size from the parent (tags) + entry_size = Param.Int(Parent.entry_size, "entry size in bytes") + + # Get the associativity + assoc = Param.Int(Parent.assoc, "associativity") + +class SetAssociative(BaseIndexingPolicy): + type = 'SetAssociative' + cxx_class = 'SetAssociative' + cxx_header = "mem/cache/tags/indexing_policies/set_associative.hh" + +class SkewedAssociative(BaseIndexingPolicy): + type = 'SkewedAssociative' + cxx_class = 'SkewedAssociative' + cxx_header = "mem/cache/tags/indexing_policies/skewed_associative.hh" |