gem5::CacheAccessor Struct Reference

Provides generic cache lookup functions. More...

#include <cache_probe_arg.hh>

Inheritance diagram for gem5::CacheAccessor:

Public Member Functions
virtual bool	inCache (Addr addr, bool is_secure) const =0
	Determine if address is in cache.
virtual bool	hasBeenPrefetched (Addr addr, bool is_secure) const =0
	Determine if address has been prefetched.
virtual bool	hasBeenPrefetched (Addr addr, bool is_secure, RequestorID requestor) const =0
	Determine if address has been prefetched by the requestor.
virtual bool	inMissQueue (Addr addr, bool is_secure) const =0
	Determine if address is in cache miss queue.
virtual bool	coalesce () const =0
	Determine if cache is coalescing writes.

Detailed Description

Provides generic cache lookup functions.

A cache may provide a CacheAccessor object to other components that need to perform a lookup outside the normal cache control flow. Currently this is used by prefetchers that perform lookups when notified by cache events.

Definition at line 54 of file cache_probe_arg.hh.

Member Function Documentation

coalesce()

virtual bool gem5::CacheAccessor::coalesce ( ) const

pure virtual

Determine if cache is coalescing writes.

Implemented in gem5::BaseCache::CacheAccessorImpl, and gem5::ruby::RubyPrefetcherProxy.

Referenced by gem5::prefetch::Base::probeNotify().

hasBeenPrefetched() [1/2]

virtual bool gem5::CacheAccessor::hasBeenPrefetched ( Addr addr, bool is_secure ) const

pure virtual

Determine if address has been prefetched.

Implemented in gem5::BaseCache::CacheAccessorImpl, and gem5::ruby::RubyPrefetcherProxy.

Referenced by gem5::prefetch::Queued::notify(), and gem5::prefetch::Base::probeNotify().

hasBeenPrefetched() [2/2]

virtual bool gem5::CacheAccessor::hasBeenPrefetched ( Addr addr, bool is_secure, RequestorID requestor ) const

pure virtual

Determine if address has been prefetched by the requestor.

Implemented in gem5::BaseCache::CacheAccessorImpl, and gem5::ruby::RubyPrefetcherProxy.

inCache()

virtual bool gem5::CacheAccessor::inCache ( Addr addr, bool is_secure ) const

pure virtual

Determine if address is in cache.

Implemented in gem5::BaseCache::CacheAccessorImpl, and gem5::ruby::RubyPrefetcherProxy.

Referenced by gem5::prefetch::STeMS::checkForActiveGenerationsEnd(), gem5::prefetch::Queued::insert(), and gem5::prefetch::Queued::translationComplete().

inMissQueue()

virtual bool gem5::CacheAccessor::inMissQueue ( Addr addr, bool is_secure ) const

pure virtual

Determine if address is in cache miss queue.

Implemented in gem5::BaseCache::CacheAccessorImpl, and gem5::ruby::RubyPrefetcherProxy.

Referenced by gem5::prefetch::STeMS::checkForActiveGenerationsEnd(), gem5::prefetch::Queued::insert(), and gem5::prefetch::Queued::translationComplete().

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

• mem/cache/cache_probe_arg.hh