Last change
on this file since 66d878a 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
|
-
Property mode set to
100644
|
File size:
1.5 KB
|
Rev | Line | |
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[3bb12921] | 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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[9ee3f54] | 12 | // Last Modified On : Fri Jan 14 09:14:06 2022 |
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| 13 | // Update Count : 73 |
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[3bb12921] | 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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[9ee3f54] | 20 | Duration default_preemption() { return 0; } |
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| 21 | |
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[3bb12921] | 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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