DecodeCache::AddrMap< Value > Class Template Reference

A sparse map from an Addr to a Value, stored in page chunks. More...

#include <decode_cache.hh>

Classes
struct	CachePage

Public Member Functions
	AddrMap ()
	Constructor. More...
Value &	lookup (Addr addr)

Protected Types
typedef std::unordered_map< Addr, CachePage * >	PageMap
typedef PageMap::iterator	PageIt

Protected Member Functions
void	update (PageIt recentest)
	Update the mini cache of recent lookups. More...
CachePage *	getPage (Addr addr)
	Attempt to find the CacheePage which goes with a particular address. More...

Protected Attributes
PageIt	recent [2]
PageMap	pageMap

Detailed Description

template<class Value>
class DecodeCache::AddrMap< Value >

A sparse map from an Addr to a Value, stored in page chunks.

Definition at line 55 of file decode_cache.hh.

Member Typedef Documentation

PageIt

template<class Value>

typedef PageMap::iterator DecodeCache::AddrMap< Value >::PageIt

protected

Definition at line 64 of file decode_cache.hh.

PageMap

template<class Value>

typedef std::unordered_map<Addr, CachePage *> DecodeCache::AddrMap< Value >::PageMap

protected

Definition at line 63 of file decode_cache.hh.

Constructor & Destructor Documentation

AddrMap()

template<class Value>

DecodeCache::AddrMap< Value >::AddrMap ( )

inline

Constructor.

Definition at line 116 of file decode_cache.hh.

Member Function Documentation

getPage()

template<class Value>

CachePage* DecodeCache::AddrMap< Value >::getPage ( Addr  addr )

inlineprotected

Attempt to find the CacheePage which goes with a particular address.

First check the small cache of recent results, then actually look in the hash map.

Parameters

addr	The address to look up.

Definition at line 83 of file decode_cache.hh.

lookup()

template<class Value>

Value& DecodeCache::AddrMap< Value >::lookup ( Addr  addr )

inline

Definition at line 122 of file decode_cache.hh.

Referenced by X86ISA::Decoder::doResetState().

update()

template<class Value>

void DecodeCache::AddrMap< Value >::update ( PageIt  recentest )

inlineprotected

Update the mini cache of recent lookups.

Parameters

recentest

The most recent result;

Definition at line 72 of file decode_cache.hh.

Member Data Documentation

pageMap

template<class Value>

PageMap DecodeCache::AddrMap< Value >::pageMap

protected

Definition at line 67 of file decode_cache.hh.

recent

template<class Value>

PageIt DecodeCache::AddrMap< Value >::recent[2]

protected

Definition at line 66 of file decode_cache.hh.

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

• cpu/decode_cache.hh