ADTast-experimentalpthread-emulation
Last change
on this file since 67a1c67 was
678f259,
checked in by Andrew Beach <ajbeach@…>, 3 years ago
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Some clean-up in the exception benchmark directory. Mostly just shortening names.
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-
Property mode set to
100644
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File size:
1.4 KB
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1 | // Resume Across Fixup |
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2 | #include <chrono> |
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3 | #include <cstdlib> |
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4 | #include <exception> |
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5 | #include <iostream> |
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6 | #include <iomanip> |
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7 | #include <functional> |
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8 | |
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9 | using namespace std; |
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10 | using namespace chrono; |
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11 | |
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12 | void nounwind_fixup(unsigned int frames, function<void (int &)> raised_rtn, function<void (int &)> not_raised_rtn ) { |
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13 | auto not_raised = [=](int & fixup) -> void { |
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14 | fixup = frames + 42; // use local scope => lexical link |
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15 | }; |
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16 | |
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17 | if (frames) { |
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18 | nounwind_fixup(frames - 1, raised_rtn, not_raised); |
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19 | } else { |
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20 | int fixup = 17; |
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21 | raised_rtn(fixup); |
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22 | } |
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23 | } |
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24 | |
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25 | int main(int argc, char * argv[]) { |
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26 | unsigned int times = 1; |
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27 | unsigned int total_frames = 1; |
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28 | if (1 < argc) { |
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29 | times = strtol(argv[1], nullptr, 10); |
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30 | } |
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31 | if (2 < argc) { |
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32 | total_frames = strtol(argv[2], nullptr, 10); |
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33 | } |
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34 | |
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35 | auto raised = [=] (int & fixup) -> void { |
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36 | fixup = total_frames + 42; // use local scope => lexical link |
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37 | }; |
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38 | auto not_raised = [=] (int & fixup) -> void { |
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39 | fixup = total_frames + 42; // use local scope => lexical link |
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40 | }; |
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41 | |
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42 | time_point<steady_clock> start_time = steady_clock::now(); |
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43 | for (unsigned int count = 0 ; count < times ; ++count) { |
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44 | nounwind_fixup(total_frames, raised, not_raised); |
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45 | } |
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46 | time_point<steady_clock> end_time = steady_clock::now(); |
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47 | nanoseconds duration = duration_cast<nanoseconds>(end_time - start_time); |
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48 | cout << "Run-Time (s): " << fixed << setprecision(1) << duration.count() / 1'000'000'000. << endl; |
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49 | } |
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