sector_blk.hh

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#ifndef __MEM_CACHE_TAGS_SECTOR_BLK_HH__
#define __MEM_CACHE_TAGS_SECTOR_BLK_HH__
 
#include <vector>
 
#include "mem/cache/cache_blk.hh"
#include "mem/cache/replacement_policies/replaceable_entry.hh"
 
namespace gem5
{
 
class SectorBlk;
 
class SectorSubBlk : public CacheBlk
{
  protected:
    SectorBlk* _sectorBlk;
 
    int _sectorOffset;
 
  public:
    SectorSubBlk() : CacheBlk(), _sectorBlk(nullptr), _sectorOffset(0) {}
    SectorSubBlk(const SectorSubBlk&) = delete;
    using CacheBlk::operator=;
    SectorSubBlk& operator=(const SectorSubBlk&) = delete;
    SectorSubBlk(SectorSubBlk&&) = delete;
    SectorSubBlk& operator=(SectorSubBlk&& other) = default;
    ~SectorSubBlk() = default;
 
    void setSectorBlock(SectorBlk* sector_blk);
 
    SectorBlk* getSectorBlock() const;
 
    void setSectorOffset(const int sector_offset);
 
    int getSectorOffset() const;
 
    Addr getTag() const override;
 
    void setValid() override;
 
    void insert(const Addr tag, const bool is_secure) override;
 
    void invalidate() override;
 
    std::string print() const override;
};
 
class SectorBlk : public TaggedEntry
{
  private:
    uint8_t _validCounter;
 
  public:
    SectorBlk();
    SectorBlk(const SectorBlk&) = delete;
    SectorBlk& operator=(const SectorBlk&) = delete;
    ~SectorBlk() {};
 
    std::vector<SectorSubBlk*> blks;
 
    bool isValid() const override;
 
    uint8_t getNumValid() const;
 
    void validateSubBlk();
 
    void invalidateSubBlk();
 
    void setPosition(const uint32_t set, const uint32_t way) override;
 
    std::string print() const override;
};
 
} // namespace gem5
 
#endif //__MEM_CACHE_TAGS_SECTOR_BLK_HH__