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/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* Copyright (c) 2009 Advanced Micro Devices, Inc.
* 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 __CPU_RUBYTEST_CHECK_HH__
#define __CPU_RUBYTEST_CHECK_HH__
#include <iostream>
#include "cpu/rubytest/RubyTester.hh"
#include "mem/protocol/AccessModeType.hh"
#include "mem/protocol/TesterStatus.hh"
#include "mem/ruby/common/Address.hh"
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/system/NodeID.hh"
class SubBlock;
const int CHECK_SIZE_BITS = 2;
const int CHECK_SIZE = (1 << CHECK_SIZE_BITS);
class Check
{
public:
Check(const Address& address, const Address& pc, int _num_cpu_sequencer,
RubyTester* _tester);
void initiate(); // Does Action or Check or nether
void performCallback(NodeID proc, SubBlock* data);
const Address& getAddress() { return m_address; }
void changeAddress(const Address& address);
void print(std::ostream& out) const;
private:
void initiatePrefetch();
void initiateAction();
void initiateCheck();
void pickValue();
void pickInitiatingNode();
void debugPrint();
TesterStatus m_status;
uint8 m_value;
int m_store_count;
NodeID m_initiatingNode;
Address m_address;
Address m_pc;
AccessModeType m_access_mode;
int m_num_cpu_sequencers;
RubyTester* m_tester_ptr;
};
inline std::ostream&
operator<<(std::ostream& out, const Check& obj)
{
obj.print(out);
out << std::flush;
return out;
}
#endif // __CPU_RUBYTEST_CHECK_HH__
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