gem5/src/mem/ruby/system/PersistentTable.hh
Nilay Vaish b913af440b Ruby: remove config information from ruby.stats
This patch removes printConfig() functions from all structures in Ruby.
Most of the information is already part of config.ini, and where ever it
is not, it would become in due course.
2012-07-12 08:39:19 -05:00

100 lines
3.4 KiB
C++

/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __MEM_RUBY_SYSTEM_PERSISTENTTABLE_HH__
#define __MEM_RUBY_SYSTEM_PERSISTENTTABLE_HH__
#include <iostream>
#include "base/hashmap.hh"
#include "mem/protocol/AccessType.hh"
#include "mem/ruby/common/Address.hh"
#include "mem/ruby/common/NetDest.hh"
#include "mem/ruby/system/MachineID.hh"
class PersistentTableEntry
{
public:
PersistentTableEntry() {}
void print(std::ostream& out) const {}
NetDest m_starving;
NetDest m_marked;
NetDest m_request_to_write;
};
class PersistentTable
{
public:
// Constructors
PersistentTable();
// Destructor
~PersistentTable();
// Public Methods
void persistentRequestLock(const Address& address, MachineID locker,
AccessType type);
void persistentRequestUnlock(const Address& address, MachineID unlocker);
bool okToIssueStarving(const Address& address, MachineID machID) const;
MachineID findSmallest(const Address& address) const;
AccessType typeOfSmallest(const Address& address) const;
void markEntries(const Address& address);
bool isLocked(const Address& addr) const;
int countStarvingForAddress(const Address& addr) const;
int countReadStarvingForAddress(const Address& addr) const;
void print(std::ostream& out) const;
private:
// Private copy constructor and assignment operator
PersistentTable(const PersistentTable& obj);
PersistentTable& operator=(const PersistentTable& obj);
// Data Members (m_prefix)
typedef m5::hash_map<Address, PersistentTableEntry> AddressMap;
AddressMap m_map;
};
inline std::ostream&
operator<<(std::ostream& out, const PersistentTable& obj)
{
obj.print(out);
out << std::flush;
return out;
}
inline std::ostream&
operator<<(std::ostream& out, const PersistentTableEntry& obj)
{
obj.print(out);
out << std::flush;
return out;
}
#endif // __MEM_RUBY_SYSTEM_PERSISTENTTABLE_HH__