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# Authors: Daniel Carvalho

from m5.params import *
from m5.proxy import *
from m5.SimObject import SimObject

class BaseCacheCompressor(SimObject):
    type = 'BaseCacheCompressor'
    abstract = True
    cxx_header = "mem/cache/compressors/base.hh"

    block_size = Param.Int(Parent.cache_line_size, "Block size in bytes")

class BDI(BaseCacheCompressor):
    type = 'BDI'
    cxx_class = 'BDI'
    cxx_header = "mem/cache/compressors/bdi.hh"

    use_more_compressors = Param.Bool(True, "True if should use all possible" \
        "combinations of base and delta for the compressors. False if using" \
        "only the lowest possible delta size for each base size.");

class CPack(BaseCacheCompressor):
    type = 'CPack'
    cxx_class = 'CPack'
    cxx_header = "mem/cache/compressors/cpack.hh"