AccessTraceForAddress.hh revision 10920:58fbfddff18d 
1/*
2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef __MEM_RUBY_PROFILER_ACCESSTRACEFORADDRESS_HH__
30#define __MEM_RUBY_PROFILER_ACCESSTRACEFORADDRESS_HH__
31
32#include <iostream>
33
34#include "mem/protocol/RubyAccessMode.hh"
35#include "mem/protocol/RubyRequestType.hh"
36#include "mem/ruby/common/Address.hh"
37#include "mem/ruby/common/Set.hh"
38
39class Histogram;
40
41class AccessTraceForAddress
42{
43  public:
44    AccessTraceForAddress()
45        : m_loads(0), m_stores(0), m_atomics(0), m_total(0), m_user(0),
46          m_sharing(0), m_histogram_ptr(NULL)
47    { }
48    ~AccessTraceForAddress();
49
50    void setAddress(const Address& addr) { m_addr = addr; }
51    void update(RubyRequestType type, RubyAccessMode access_mode, NodeID cpu,
52                bool sharing_miss);
53    int getTotal() const;
54    int getSharing() const { return m_sharing; }
55    int getTouchedBy() const { return m_touched_by.count(); }
56    const Address& getAddress() const { return m_addr; }
57    void addSample(int value);
58
59    void print(std::ostream& out) const;
60
61    static inline bool
62    less_equal(const AccessTraceForAddress* n1,
63        const AccessTraceForAddress* n2)
64    {
65        return n1->getTotal() <= n2->getTotal();
66    }
67
68  private:
69    Address m_addr;
70    uint64 m_loads;
71    uint64 m_stores;
72    uint64 m_atomics;
73    uint64 m_total;
74    uint64 m_user;
75    uint64 m_sharing;
76    Set m_touched_by;
77    Histogram* m_histogram_ptr;
78};
79
80inline std::ostream&
81operator<<(std::ostream& out, const AccessTraceForAddress& obj)
82{
83    obj.print(out);
84    out << std::flush;
85    return out;
86}
87
88#endif // __MEM_RUBY_PROFILER_ACCESSTRACEFORADDRESS_HH__
89