A Basic Sector block. More...
#include <sector_blk.hh>
Public Member Functions | |
| SectorBlk () | |
| SectorBlk (const SectorBlk &)=delete | |
| SectorBlk & | operator= (const SectorBlk &)=delete |
| ~SectorBlk () | |
| bool | isValid () const override |
| Checks that a sector block is valid. More... | |
| uint8_t | getNumValid () const |
| Get the number of sub-blocks that have been validated. More... | |
| void | validateSubBlk () |
| Increase the number of valid sub-blocks. More... | |
| void | invalidateSubBlk () |
| Decrease the number of valid sub-blocks. More... | |
| void | setPosition (const uint32_t set, const uint32_t way) override |
| Sets the position of the sub-entries, besides its own. More... | |
| std::string | print () const override |
| Print relevant information for this sector block and its sub-blocks. More... | |
 Public Member Functions inherited from gem5::TaggedEntry | |
| TaggedEntry () | |
| ~TaggedEntry ()=default | |
| 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... | |
| virtual void | invalidate () |
| Invalidate the block. 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 |
| uint32_t | getSet () const |
| Get set number. More... | |
| uint32_t | getWay () const |
| Get way number. More... | |
Public Attributes | |
| std::vector< SectorSubBlk * > | blks |
| List of blocks associated to this sector. More... | |
| Public Attributes inherited from gem5::ReplaceableEntry | |
| std::shared_ptr< replacement_policy::ReplacementData > | replacementData |
| Replacement data associated to this entry. More... | |
Private Attributes | |
| uint8_t | _validCounter |
| Counter of the number of valid sub-blocks. 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
A Basic Sector block.
Contains the tag and a list of blocks associated to this sector.
Definition at line 134 of file sector_blk.hh.
Constructor & Destructor Documentation
◆ SectorBlk() [1/2]
| gem5::SectorBlk::SectorBlk | ( | ) |
Definition at line 114 of file sector_blk.cc.
◆ SectorBlk() [2/2]
|
delete |
◆ ~SectorBlk()
|
inline |
Definition at line 147 of file sector_blk.hh.
Member Function Documentation
◆ getNumValid()
| uint8_t gem5::SectorBlk::getNumValid | ( | ) | const |
Get the number of sub-blocks that have been validated.
- Returns
- The number of valid sub-blocks.
Definition at line 127 of file sector_blk.cc.
References _validCounter.
Referenced by gem5::SuperBlk::canCoAllocate(), print(), gem5::SuperBlk::setCompressionFactor(), and gem5::CompressionBlk::setSizeBits().
◆ invalidateSubBlk()
| void gem5::SectorBlk::invalidateSubBlk | ( | ) |
Decrease the number of valid sub-blocks.
Definition at line 139 of file sector_blk.cc.
References _validCounter, and gem5::TaggedEntry::invalidate().
Referenced by gem5::SectorSubBlk::invalidate().
◆ isValid()
|
overridevirtual |
Checks that a sector block is valid.
- Returns
- True if any of the blocks in the sector is valid.
Reimplemented from gem5::TaggedEntry.
Definition at line 120 of file sector_blk.cc.
References _validCounter.
Referenced by gem5::SectorSubBlk::insert(), gem5::SectorTags::insertBlock(), gem5::SectorTags::invalidate(), and gem5::SectorTags::moveBlock().
◆ operator=()
◆ print()
|
overridevirtual |
Print relevant information for this sector block and its sub-blocks.
- Returns
- A string with the contents of the sector block.
Reimplemented from gem5::ReplaceableEntry.
Reimplemented in gem5::SuperBlk.
Definition at line 158 of file sector_blk.cc.
References blks, gem5::csprintf(), getNumValid(), and gem5::TaggedEntry::print().
Referenced by gem5::SuperBlk::print().
◆ setPosition()
|
overridevirtual |
Sets the position of the sub-entries, besides its own.
- Parameters
-
set The set of this entry and sub-entries. way The way of this entry and sub-entries.
Reimplemented from gem5::ReplaceableEntry.
Definition at line 149 of file sector_blk.cc.
References blks, and gem5::ReplaceableEntry::setPosition().
◆ validateSubBlk()
| void gem5::SectorBlk::validateSubBlk | ( | ) |
Increase the number of valid sub-blocks.
Definition at line 133 of file sector_blk.cc.
References _validCounter.
Referenced by gem5::SectorSubBlk::setValid().
Member Data Documentation
◆ _validCounter
|
private |
Counter of the number of valid sub-blocks.
The sector is valid if any of its sub-blocks is valid.
Definition at line 141 of file sector_blk.hh.
Referenced by getNumValid(), invalidateSubBlk(), isValid(), and validateSubBlk().
◆ blks
| std::vector<SectorSubBlk*> gem5::SectorBlk::blks |
List of blocks associated to this sector.
Definition at line 147 of file sector_blk.hh.
Referenced by gem5::SuperBlk::calculateCompressionFactor(), gem5::CompressedTags::findVictim(), gem5::SectorTags::findVictim(), gem5::SuperBlk::isCompressed(), print(), setPosition(), gem5::CompressedTags::tagsInit(), gem5::SectorTags::tagsInit(), and gem5::BaseCache::updateCompressionData().
The documentation for this class was generated from the following files:
- mem/cache/tags/sector_blk.hh
- mem/cache/tags/sector_blk.cc