AccessTraceForAddress.hh revision 8608:02d7ac5fb855 
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/Global.hh"
38#include "mem/ruby/common/Set.hh"
39
40class Histogram;
41
42class AccessTraceForAddress
43{
44  public:
45    AccessTraceForAddress()
46        : m_loads(0), m_stores(0), m_atomics(0), m_total(0), m_user(0),
47          m_sharing(0), m_histogram_ptr(NULL)
48    { }
49    ~AccessTraceForAddress();
50
51    void setAddress(const Address& addr) { m_addr = addr; }
52    void update(RubyRequestType type, RubyAccessMode access_mode, NodeID cpu,
53                bool sharing_miss);
54    int getTotal() const;
55    int getSharing() const { return m_sharing; }
56    int getTouchedBy() const { return m_touched_by.count(); }
57    const Address& getAddress() const { return m_addr; }
58    void addSample(int value);
59
60    void print(std::ostream& out) const;
61
62    static inline bool
63    less_equal(const AccessTraceForAddress* n1,
64        const AccessTraceForAddress* n2)
65    {
66        return n1->getTotal() <= n2->getTotal();
67    }
68
69  private:
70    Address m_addr;
71    uint64 m_loads;
72    uint64 m_stores;
73    uint64 m_atomics;
74    uint64 m_total;
75    uint64 m_user;
76    uint64 m_sharing;
77    Set m_touched_by;
78    Histogram* m_histogram_ptr;
79};
80
81inline std::ostream&
82operator<<(std::ostream& out, const AccessTraceForAddress& obj)
83{
84    obj.print(out);
85    out << std::flush;
86    return out;
87}
88
89#endif // __MEM_RUBY_PROFILER_ACCESSTRACEFORADDRESS_HH__
90