associative_set_impl.hh

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#ifndef __CACHE_PREFETCH_ASSOCIATIVE_SET_IMPL_HH__
#define __CACHE_PREFETCH_ASSOCIATIVE_SET_IMPL_HH__
 
#include "base/intmath.hh"
#include "mem/cache/prefetch/associative_set.hh"
 
namespace gem5
{
 
template <class Entry>
AssociativeSet<Entry>::AssociativeSet(const char *name,
                                      const size_t num_entries,
                                      const size_t associativity_,
                                      replacement_policy::Base *repl_policy,
                                      BaseIndexingPolicy *indexing_policy,
                                      Entry const &init_val)
  : AssociativeCache<Entry>(name, num_entries, associativity_,
                            repl_policy, indexing_policy, init_val)
{
}
 
template <class Entry>
Entry*
AssociativeSet<Entry>::findEntry(Addr addr, bool is_secure) const
{
    Addr tag = indexingPolicy->extractTag(addr);
    auto candidates = indexingPolicy->getPossibleEntries(addr);
 
    for (auto candidate : candidates) {
        Entry* entry = static_cast<Entry*>(candidate);
        if (entry->matchTag(tag, is_secure)) {
            return entry;
        }
    }
 
    return nullptr;
}
 
template<class Entry>
void
AssociativeSet<Entry>::insertEntry(Addr addr, bool is_secure, Entry* entry)
{
   entry->insert(indexingPolicy->extractTag(addr), is_secure);
   replPolicy->reset(entry->replacementData);
}
 
} // namespace gem5
 
#endif//__CACHE_PREFETCH_ASSOCIATIVE_SET_IMPL_HH__