gem5  v21.2.1.1
Public Member Functions | Public Attributes | List of all members
gem5::prefetch::IrregularStreamBuffer::AddressMappingEntry Struct Reference

Maps a set of contiguous addresses to another set of (not necessarily contiguos) addresses, with their corresponding confidence counters. More...

Inheritance diagram for gem5::prefetch::IrregularStreamBuffer::AddressMappingEntry:
gem5::TaggedEntry gem5::ReplaceableEntry

Public Member Functions

 AddressMappingEntry (size_t num_mappings, unsigned counter_bits)
 
void invalidate () override
 Invalidate the block. More...
 
- Public Member Functions inherited from gem5::TaggedEntry
 TaggedEntry ()
 
 ~TaggedEntry ()=default
 
virtual bool isValid () const
 Checks if the entry is valid. More...
 
bool isSecure () const
 Check if this block holds data from the secure memory space. More...
 
virtual Addr getTag () const
 Get tag associated to this block. More...
 
virtual bool matchTag (Addr tag, bool is_secure) const
 Checks if the given tag information corresponds to this entry's. More...
 
virtual void insert (const Addr tag, const bool is_secure)
 Insert the block by assigning it a tag and marking it valid. More...
 
std::string print () const override
 Prints relevant information about this entry. More...
 
- Public Member Functions inherited from gem5::ReplaceableEntry
 ReplaceableEntry ()=default
 
virtual ~ReplaceableEntry ()=default
 
virtual void setPosition (const uint32_t set, const uint32_t way)
 Set both the set and way. More...
 
uint32_t getSet () const
 Get set number. More...
 
uint32_t getWay () const
 Get way number. More...
 

Public Attributes

std::vector< AddressMappingmappings
 
- Public Attributes inherited from gem5::ReplaceableEntry
std::shared_ptr< replacement_policy::ReplacementDatareplacementData
 Replacement data associated to this entry. More...
 

Additional Inherited Members

- Protected Member Functions inherited from gem5::TaggedEntry
virtual void setTag (Addr tag)
 Set tag associated to this block. More...
 
virtual void setSecure ()
 Set secure bit. More...
 
virtual void setValid ()
 Set valid bit. More...
 
- Protected Attributes inherited from gem5::ReplaceableEntry
uint32_t _set
 Set to which this entry belongs. More...
 
uint32_t _way
 Way (relative position within the set) to which this entry belongs. More...
 

Detailed Description

Maps a set of contiguous addresses to another set of (not necessarily contiguos) addresses, with their corresponding confidence counters.

Definition at line 89 of file irregular_stream_buffer.hh.

Constructor & Destructor Documentation

◆ AddressMappingEntry()

gem5::prefetch::IrregularStreamBuffer::AddressMappingEntry::AddressMappingEntry ( size_t  num_mappings,
unsigned  counter_bits 
)
inline

Definition at line 92 of file irregular_stream_buffer.hh.

Member Function Documentation

◆ invalidate()

void gem5::prefetch::IrregularStreamBuffer::AddressMappingEntry::invalidate ( )
inlineoverridevirtual

Invalidate the block.

Its contents are no longer valid.

Reimplemented from gem5::TaggedEntry.

Definition at line 98 of file irregular_stream_buffer.hh.

References gem5::TaggedEntry::invalidate(), and mappings.

Member Data Documentation

◆ mappings

std::vector<AddressMapping> gem5::prefetch::IrregularStreamBuffer::AddressMappingEntry::mappings

The documentation for this struct was generated from the following file:

Generated on Wed May 4 2022 12:15:49 for gem5 by doxygen 1.8.17