Last change
on this file since 3da5885 was
c26bea2a,
checked in by Peter A. Buhr <pabuhr@…>, 15 months ago
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first attempt at renaming directory tests/concurrent to tests/concurrency to harmonize with other concurrency directory names
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-
Property mode set to
100644
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File size:
648 bytes
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1 | #include <barrier.hfa> |
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2 | #include <fstream.hfa> |
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3 | #include <kernel.hfa> |
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4 | #include <once.hfa> |
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5 | #include <thread.hfa> |
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6 | |
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7 | once_flag global; |
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8 | |
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9 | volatile int check; |
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10 | |
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11 | void reset() { |
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12 | (global){}; |
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13 | check = 0; |
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14 | } |
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15 | |
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16 | void must_once(void) { |
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17 | int prev = __atomic_fetch_add( &check, 1, __ATOMIC_SEQ_CST ); |
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18 | if(prev != 0) { |
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19 | abort | "'must_once' appears to have been called more than once, check was" | prev; |
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20 | } |
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21 | } |
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22 | |
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23 | barrier barr = { 11 }; |
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24 | |
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25 | thread Tester {}; |
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26 | |
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27 | void main( Tester & this ) { |
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28 | for(500) { |
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29 | block( barr, reset ); |
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30 | |
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31 | // sometime yields |
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32 | yield( prng(this, 3) ); |
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33 | } |
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34 | } |
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35 | |
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36 | int main() { |
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37 | processor p[2]; |
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38 | |
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39 | sout | "starting"; |
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40 | { |
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41 | Tester testers[11]; |
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42 | } |
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43 | sout | "done"; |
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44 | } |
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