Last change
on this file since 000d68f was
9ee3f54,
checked in by Peter A. Buhr <pabuhr@…>, 3 years ago
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disable time slicing on IO acquire tests to see if that prevents timeouts
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-
Property mode set to
100644
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File size:
1.5 KB
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1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2015 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 | // io-acquire.cfa -- |
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8 | // |
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9 | // Author : Peter A. Buhr |
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10 | // Created On : Mon Mar 1 18:40:09 2021 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Fri Jan 14 09:14:06 2022 |
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13 | // Update Count : 73 |
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14 | // |
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15 | |
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16 | #include <fstream.hfa> |
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17 | #include <thread.hfa> |
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18 | #include <mutex_stmt.hfa> |
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19 | |
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20 | Duration default_preemption() { return 0; } |
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21 | |
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22 | thread T {}; |
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23 | void main( T & ) { |
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24 | // output from parallel threads should not be scrambled |
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25 | |
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26 | for ( 100 ) { // expression protection |
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27 | mutex(sout) sout | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9; |
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28 | } |
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29 | mutex( sout ) { // statement protection |
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30 | for ( 100 ) { |
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31 | sout | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9; |
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32 | } |
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33 | } |
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34 | { // duplicate protection demonstrating recursive lock |
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35 | ofstream & h1( ofstream & os ) { // helper |
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36 | mutex( os ) return os | 1 | 2 | 3 | 4; // unnecessary mutex |
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37 | } |
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38 | ofstream & h2( ofstream & os ) { // helper |
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39 | mutex( os ) return os | 6 | 7 | 8 | 9; // unnecessary mutex |
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40 | } |
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41 | mutex( sout ) { // unnecessary mutex |
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42 | for ( 100 ) { |
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43 | mutex( sout ) { |
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44 | sout | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9; |
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45 | sout | h1 | 5 | h2; // refactored code |
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46 | } |
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47 | } |
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48 | } |
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49 | } |
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50 | } |
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51 | |
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52 | int main() { |
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53 | processor p; |
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54 | { |
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55 | T t[5]; |
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56 | } |
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57 | } |
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58 | |
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59 | // Local Variables: // |
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60 | // tab-width: 4 // |
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61 | // compile-command: "cfa io-acquire.cfa" // |
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62 | // End: // |
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