gem5  v20.1.0.0
Public Member Functions | Public Attributes | List of all members
Prefetcher::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 Prefetcher::IrregularStreamBuffer::AddressMappingEntry:
TaggedEntry ReplaceableEntry

Public Member Functions

 AddressMappingEntry (size_t num_mappings, unsigned counter_bits)
 
void invalidate () override
 Invalidates the entry. More...
 
- Public Member Functions inherited from TaggedEntry
 TaggedEntry ()
 
virtual ~TaggedEntry ()
 
bool isValid () const
 Consult the valid bit. More...
 
void setValid ()
 Sets the entry to valid. More...
 
Addr getTag () const
 Obtain the entry tag. More...
 
void setTag (Addr t)
 Sets the tag of the entry. More...
 
bool isSecure () const
 Consult if this entry refers to a memory in the secure area. More...
 
void setSecure (bool s)
 Sets the secure value bit. More...
 
- Public Member Functions inherited from 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...
 
virtual std::string print () const
 Prints relevant information about this entry. More...
 

Public Attributes

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

Additional Inherited Members

- Protected Attributes inherited from 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 82 of file irregular_stream_buffer.hh.

Constructor & Destructor Documentation

◆ AddressMappingEntry()

Prefetcher::IrregularStreamBuffer::AddressMappingEntry::AddressMappingEntry ( size_t  num_mappings,
unsigned  counter_bits 
)
inline

Definition at line 85 of file irregular_stream_buffer.hh.

Member Function Documentation

◆ invalidate()

void Prefetcher::IrregularStreamBuffer::AddressMappingEntry::invalidate ( )
inlineoverridevirtual

Invalidates the entry.

Reimplemented from TaggedEntry.

Definition at line 91 of file irregular_stream_buffer.hh.

References TaggedEntry::invalidate(), and mappings.

Member Data Documentation

◆ mappings

std::vector<AddressMapping> Prefetcher::IrregularStreamBuffer::AddressMappingEntry::mappings

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

Generated on Wed Sep 30 2020 14:03:07 for gem5 by doxygen 1.8.17