Profiler.hh revision 14184:11ac1337c5e2 
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/*
30   This file has been modified by Kevin Moore and Dan Nussbaum of the
31   Scalable Systems Research Group at Sun Microsystems Laboratories
32   (http://research.sun.com/scalable/) to support the Adaptive
33   Transactional Memory Test Platform (ATMTP).
34
35   Please send email to atmtp-interest@sun.com with feedback, questions, or
36   to request future announcements about ATMTP.
37
38   ----------------------------------------------------------------------
39
40   File modification date: 2008-02-23
41
42   ----------------------------------------------------------------------
43*/
44
45#ifndef __MEM_RUBY_PROFILER_PROFILER_HH__
46#define __MEM_RUBY_PROFILER_PROFILER_HH__
47
48#include <map>
49#include <string>
50#include <vector>
51
52#include "base/callback.hh"
53#include "base/statistics.hh"
54#include "mem/ruby/common/MachineID.hh"
55#include "mem/ruby/protocol/AccessType.hh"
56#include "mem/ruby/protocol/PrefetchBit.hh"
57#include "mem/ruby/protocol/RubyAccessMode.hh"
58#include "mem/ruby/protocol/RubyRequestType.hh"
59#include "params/RubySystem.hh"
60
61class RubyRequest;
62class AddressProfiler;
63
64class Profiler
65{
66  public:
67    Profiler(const RubySystemParams *params, RubySystem *rs);
68    ~Profiler();
69
70    RubySystem *m_ruby_system;
71
72    void wakeup();
73    void regStats(const std::string &name);
74    void collateStats();
75
76    AddressProfiler* getAddressProfiler() { return m_address_profiler_ptr; }
77    AddressProfiler* getInstructionProfiler() { return m_inst_profiler_ptr; }
78
79    void addAddressTraceSample(const RubyRequest& msg, NodeID id);
80
81    // added by SS
82    bool getHotLines() const { return m_hot_lines; }
83    bool getAllInstructions() const { return m_all_instructions; }
84
85  private:
86    // Private copy constructor and assignment operator
87    Profiler(const Profiler& obj);
88    Profiler& operator=(const Profiler& obj);
89
90    AddressProfiler* m_address_profiler_ptr;
91    AddressProfiler* m_inst_profiler_ptr;
92
93    Stats::Histogram delayHistogram;
94    std::vector<Stats::Histogram *> delayVCHistogram;
95
96    //! Histogram for number of outstanding requests per cycle.
97    Stats::Histogram m_outstandReqHistSeqr;
98    Stats::Histogram m_outstandReqHistCoalsr;
99
100    //! Histogram for holding latency profile of all requests.
101    Stats::Histogram m_latencyHistSeqr;
102    Stats::Histogram m_latencyHistCoalsr;
103    std::vector<Stats::Histogram *> m_typeLatencyHistSeqr;
104    std::vector<Stats::Histogram *> m_typeLatencyHistCoalsr;
105
106    //! Histogram for holding latency profile of all requests that
107    //! hit in the controller connected to this sequencer.
108    Stats::Histogram m_hitLatencyHistSeqr;
109    std::vector<Stats::Histogram *> m_hitTypeLatencyHistSeqr;
110
111    //! Histograms for profiling the latencies for requests that
112    //! did not required external messages.
113    std::vector<Stats::Histogram *> m_hitMachLatencyHistSeqr;
114    std::vector< std::vector<Stats::Histogram *> > m_hitTypeMachLatencyHistSeqr;
115
116    //! Histogram for holding latency profile of all requests that
117    //! miss in the controller connected to this sequencer.
118    Stats::Histogram m_missLatencyHistSeqr;
119    Stats::Histogram m_missLatencyHistCoalsr;
120    std::vector<Stats::Histogram *> m_missTypeLatencyHistSeqr;
121    std::vector<Stats::Histogram *> m_missTypeLatencyHistCoalsr;
122
123    //! Histograms for profiling the latencies for requests that
124    //! required external messages.
125    std::vector<Stats::Histogram *> m_missMachLatencyHistSeqr;
126    std::vector< std::vector<Stats::Histogram *> > m_missTypeMachLatencyHistSeqr;
127    std::vector<Stats::Histogram *> m_missMachLatencyHistCoalsr;
128    std::vector< std::vector<Stats::Histogram *> > m_missTypeMachLatencyHistCoalsr;
129
130    //! Histograms for recording the breakdown of miss latency
131    std::vector<Stats::Histogram *> m_IssueToInitialDelayHistSeqr;
132    std::vector<Stats::Histogram *> m_InitialToForwardDelayHistSeqr;
133    std::vector<Stats::Histogram *> m_ForwardToFirstResponseDelayHistSeqr;
134    std::vector<Stats::Histogram *> m_FirstResponseToCompletionDelayHistSeqr;
135    Stats::Scalar m_IncompleteTimesSeqr[MachineType_NUM];
136    std::vector<Stats::Histogram *> m_IssueToInitialDelayHistCoalsr;
137    std::vector<Stats::Histogram *> m_InitialToForwardDelayHistCoalsr;
138    std::vector<Stats::Histogram *> m_ForwardToFirstResponseDelayHistCoalsr;
139    std::vector<Stats::Histogram *> m_FirstResponseToCompletionDelayHistCoalsr;
140
141    //added by SS
142    const bool m_hot_lines;
143    const bool m_all_instructions;
144    const uint32_t m_num_vnets;
145};
146
147#endif // __MEM_RUBY_PROFILER_PROFILER_HH__
148