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;

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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#include <vector>
30
31#include "base/stl_helpers.hh"
32#include "mem/gems_common/Map.hh"
33#include "mem/gems_common/PrioHeap.hh"
34#include "mem/protocol/CacheMsg.hh"
35#include "mem/ruby/profiler/AccessTraceForAddress.hh"
36#include "mem/ruby/profiler/AddressProfiler.hh"
37#include "mem/ruby/profiler/Profiler.hh"
38#include "mem/ruby/system/System.hh"
39
40using namespace std;
41typedef AddressProfiler::AddressMap AddressMap;
42
43using m5::stl_helpers::operator<<;
44
45// Helper functions
46AccessTraceForAddress&
47lookupTraceForAddress(const Address& addr, AddressMap* record_map)
48{
49 if (!record_map->exist(addr)) {
50 record_map->add(addr, AccessTraceForAddress(addr));
51 }
52 return record_map->lookup(addr);
53}
54
55void
56printSorted(ostream& out, int num_of_sequencers, const AddressMap* record_map,
57 string description)
58{
59 const int records_printed = 100;
60
61 uint64 misses = 0;
62 PrioHeap heap;
63 std::vector<Address> keys = record_map->keys();
64 for (int i = 0; i < keys.size(); i++) {
65 AccessTraceForAddress* record = &(record_map->lookup(keys[i]));
66 misses += record->getTotal();
67 heap.insert(record);
68 }
69
70 out << "Total_entries_" << description << ": " << keys.size() << endl;
71 if (g_system_ptr->getProfiler()->getAllInstructions())
72 out << "Total_Instructions_" << description << ": " << misses << endl;
73 else
74 out << "Total_data_misses_" << description << ": " << misses << endl;
75
76 out << "total | load store atomic | user supervisor | sharing | touched-by"
77 << endl;
78

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88 m_touched_weighted_vec.resize(num_of_sequencers+1);
89 for (int i = 0; i < m_touched_vec.size(); i++) {
90 m_touched_vec[i] = 0;
91 m_touched_weighted_vec[i] = 0;
92 }
93
94 int counter = 0;
95 while (heap.size() > 0 && counter < records_printed) {
96 AccessTraceForAddress* record = heap.extractMin();
97 double percent = 100.0 * (record->getTotal() / double(misses));
98 out << description << " | " << percent << " % " << *record << endl;
99 all_records.add(record->getTotal());
100 all_records_log.add(record->getTotal());
101 counter++;
102 m_touched_vec[record->getTouchedBy()]++;
103 m_touched_weighted_vec[record->getTouchedBy()] += record->getTotal();
104 }
105
106 while (heap.size() > 0) {
107 AccessTraceForAddress* record = heap.extractMin();
108 all_records.add(record->getTotal());
109 remaining_records.add(record->getTotal());
110 all_records_log.add(record->getTotal());
111 remaining_records_log.add(record->getTotal());
112 m_touched_vec[record->getTouchedBy()]++;
113 m_touched_weighted_vec[record->getTouchedBy()] += record->getTotal();
114 }
115 out << endl;

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125 << m_touched_vec << endl
126 << "touched_by_weighted_" << description << ": "
127 << m_touched_weighted_vec << endl
128 << endl;
129}
130
131AddressProfiler::AddressProfiler(int num_of_sequencers)
132{
133 m_dataAccessTrace = new AddressMap;
134 m_macroBlockAccessTrace = new AddressMap;
135 m_programCounterAccessTrace = new AddressMap;
136 m_retryProfileMap = new AddressMap;
137 m_num_of_sequencers = num_of_sequencers;
138 clearStats();
139}
140
141AddressProfiler::~AddressProfiler()
142{
143 delete m_dataAccessTrace;
144 delete m_macroBlockAccessTrace;
145 delete m_programCounterAccessTrace;
146 delete m_retryProfileMap;
147}
148
149void
150AddressProfiler::setHotLines(bool hot_lines)
151{
152 m_hot_lines = hot_lines;
153}
154

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220 }
221}
222
223void
224AddressProfiler::clearStats()
225{
226 // Clear the maps
227 m_sharing_miss_counter = 0;
228 m_dataAccessTrace->clear();
229 m_macroBlockAccessTrace->clear();
230 m_programCounterAccessTrace->clear();
231 m_retryProfileMap->clear();
232 m_retryProfileHisto.clear();
233 m_retryProfileHistoRead.clear();
234 m_retryProfileHistoWrite.clear();
235 m_getx_sharing_histogram.clear();
236 m_gets_sharing_histogram.clear();
237}
238
239void

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