ADTast-experimentalpthread-emulation
Last change
on this file since 67a1c67 was
812ba3d,
checked in by Andrew Beach <ajbeach@…>, 3 years ago
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Some clean-up to make Peter's changes to the exception benchmarks fit in better. And make test.sh a bit more robust.
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-
Property mode set to
100644
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File size:
1.2 KB
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1 | // Resume Across Fixup |
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2 | #include <clock.hfa> |
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3 | #include <fstream.hfa> |
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4 | #include <stdlib.hfa> |
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5 | |
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6 | // Using a global value to allow hoisting (and avoid thunks). |
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7 | unsigned int frames; |
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8 | |
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9 | void nounwind_fixup(unsigned int dummy, void (*raised_rtn)(int &), void (*not_raised_rtn)(int &)) { |
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10 | void not_raised(int & fixup) { |
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11 | fixup = frames + 42; |
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12 | } |
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13 | |
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14 | if (frames) { |
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15 | frames -= 1; |
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16 | nounwind_fixup(42, raised_rtn, not_raised); |
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17 | // Always false, but prevents recursion elimination. |
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18 | if (-1 == frames) printf("~"); |
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19 | } else { |
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20 | int fixup = dummy; |
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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 = strto(argv[1], 0p, 10); |
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30 | } |
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31 | if (2 < argc) { |
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32 | total_frames = strto(argv[2], 0p, 10); |
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33 | } |
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34 | frames = total_frames; |
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35 | |
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36 | // Closures at the top level are allowed to be true closures. |
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37 | void raised(int & fixup) { |
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38 | fixup = total_frames + 42; |
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39 | } |
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40 | void not_raised(int & fixup) { |
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41 | fixup = total_frames + 42; |
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42 | } |
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43 | |
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44 | Time start_time = timeHiRes(); |
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45 | for (int count = 0 ; count < times ; ++count) { |
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46 | nounwind_fixup(42, raised, not_raised); |
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47 | } |
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48 | Time end_time = timeHiRes(); |
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49 | sout | "Run-Time (s): " | wd(0,1, (end_time - start_time)`ns / 1_000_000_000.); |
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50 | } |
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