Last change
on this file since ffac259 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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Rev | Line | |
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[f79ee0d] | 1 | // Resume Across Other Handler |
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| 2 | #include <clock.hfa> |
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| 3 | #include <exception.hfa> |
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| 4 | #include <fstream.hfa> |
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[812ba3d] | 5 | #include <stdlib.hfa> |
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[f79ee0d] | 6 | |
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| 7 | exception fixup_exception { |
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| 8 | int & fixup; |
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| 9 | }; |
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| 10 | vtable(fixup_exception) fixup_vt; |
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| 11 | exception not_raised_exception { |
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| 12 | int & fixup; |
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| 13 | }; |
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| 14 | |
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[812ba3d] | 15 | // Using a global value to allow hoisting (and avoid thunks). |
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| 16 | unsigned int frames; |
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[f79ee0d] | 17 | |
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| 18 | void nounwind_other(unsigned int dummy) { |
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| 19 | if (frames) { |
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| 20 | frames -= 1; |
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| 21 | try { |
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| 22 | nounwind_other(42); |
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[812ba3d] | 23 | // Always false, but prevents recursion elimination. |
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| 24 | if (-1 == frames) printf("~"); |
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[f79ee0d] | 25 | } catchResume (not_raised_exception * ex) { |
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[812ba3d] | 26 | ex->fixup = frames + 42; |
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[f79ee0d] | 27 | } |
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| 28 | } else { |
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| 29 | int fixup = dummy; |
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[812ba3d] | 30 | throwResume (fixup_exception){&fixup_vt, fixup}; |
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[f79ee0d] | 31 | } |
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| 32 | } |
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| 33 | |
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| 34 | int main(int argc, char * argv[]) { |
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| 35 | unsigned int times = 1; |
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| 36 | unsigned int total_frames = 1; |
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| 37 | if (1 < argc) { |
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| 38 | times = strto(argv[1], 0p, 10); |
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| 39 | } |
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| 40 | if (2 < argc) { |
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| 41 | total_frames = strto(argv[2], 0p, 10); |
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| 42 | } |
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| 43 | frames = total_frames; |
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| 44 | |
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| 45 | Time start_time = timeHiRes(); |
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| 46 | for (int count = 0 ; count < times ; ++count) { |
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| 47 | try { |
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| 48 | nounwind_other(42); |
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| 49 | } catchResume (fixup_exception * ex) { |
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| 50 | ex->fixup = total_frames + 42; |
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| 51 | } |
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| 52 | } |
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| 53 | Time end_time = timeHiRes(); |
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| 54 | sout | "Run-Time (s): " | wd(0,1, (end_time - start_time)`ns / 1_000_000_000.); |
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| 55 | } |
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