base_dictionary_compressor.cc

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#include "mem/cache/compressors/dictionary_compressor.hh"
#include "params/BaseDictionaryCompressor.hh"
 
namespace gem5
{
 
namespace compression
{
 
BaseDictionaryCompressor::BaseDictionaryCompressor(const Params &p)
  : Base(p), dictionarySize(p.dictionary_size),
    numEntries(0), dictionaryStats(stats, *this)
{
}
 
BaseDictionaryCompressor::DictionaryStats::DictionaryStats(
    BaseStats& base_group, BaseDictionaryCompressor& _compressor)
  : statistics::Group(&base_group), compressor(_compressor),
    ADD_STAT(patterns, statistics::units::Count::get(),
             "Number of data entries that were compressed to this pattern")
{
}
 
void
BaseDictionaryCompressor::DictionaryStats::regStats()
{
    statistics::Group::regStats();
 
    // We store the frequency of each pattern
    patterns.init(compressor.getNumPatterns());
    for (unsigned i = 0; i < compressor.getNumPatterns(); ++i) {
        const std::string name = compressor.getName(i);
        patterns.subname(i, name);
        patterns.subdesc(i, "Number of data entries that match pattern " +
            name);
    }
}
 
} // namespace compression
} // namespace gem5