Last change
on this file since 3ef5905 was
b2fa3c2,
checked in by Peter A. Buhr <pabuhr@…>, 15 months ago
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fix comments referring to concurrency directory
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Property mode set to
100644
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File size:
1.2 KB
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1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2022 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // generation.cfa -- simple test that validates barriers by printing alphabetical generations |
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8 | // |
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9 | // Author : Thierry Delisle |
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10 | // Created On : Thu Mar 31 16:43:45 2022 |
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11 | // Last Modified By : |
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12 | // Last Modified On : |
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13 | // Update Count : |
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14 | // |
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15 | |
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16 | // Test validates barrier by having each thread print ABCD... |
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17 | // If the barrier is correct it should print all As, all Bs, etc. |
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18 | |
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19 | unsigned NUM_THREADS = 9; |
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20 | unsigned NUM_LAPS = 53; |
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21 | |
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22 | #include <concurrency/barrier.hfa> |
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23 | #include <fstream.hfa> |
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24 | #include <mutex_stmt.hfa> |
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25 | #include <thread.hfa> |
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26 | |
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27 | // The barrier we are testing |
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28 | barrier bar = { NUM_THREADS }; |
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29 | |
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30 | |
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31 | thread Tester {}; |
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32 | void main( Tester & this ) { |
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33 | // Repeat the experiment a few times |
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34 | for(NUM_LAPS) |
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35 | // For each letters |
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36 | for(c; 'A' ~= 'Z') { |
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37 | // Yield for chaos |
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38 | yield( prng(this, 10) ); |
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39 | |
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40 | // Print the generation, no newline because |
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41 | mutex(sout) sout | c | nonl; |
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42 | |
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43 | // Yield again for more chaos |
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44 | yield( prng(this, 10) ); |
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45 | |
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46 | // Block on the barrier |
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47 | block(bar); |
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48 | } |
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49 | } |
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50 | |
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51 | int main() { |
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52 | processor p[4]; |
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53 | { |
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54 | Tester testers[NUM_THREADS]; |
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55 | } |
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56 | sout | nl; |
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57 | } |
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