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Last change
on this file since f5dbc8d was
c26bea2a,
checked in by Peter A. Buhr <pabuhr@…>, 18 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:
743 bytes
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| 1 | #include <fstream.hfa> |
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| 2 | #include <thread.hfa> |
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| 3 | #include <time.hfa> |
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| 4 | |
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| 5 | #include "long_tests.hfa" |
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| 6 | |
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| 7 | #ifndef PREEMPTION_RATE |
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| 8 | #define PREEMPTION_RATE 10`ms |
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| 9 | #endif |
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| 10 | |
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| 11 | Duration default_preemption() { |
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| 12 | return PREEMPTION_RATE; |
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| 13 | } |
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| 14 | |
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| 15 | #ifdef TEST_LONG |
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| 16 | static const unsigned long N = 30_000ul; |
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| 17 | #else |
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| 18 | static const unsigned long N = 500ul; |
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| 19 | #endif |
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| 20 | |
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| 21 | extern void __cfaabi_check_preemption(); |
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| 22 | |
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| 23 | static struct { |
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| 24 | volatile int x; |
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| 25 | volatile int y; |
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| 26 | } globals; |
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| 27 | |
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| 28 | thread T1 {}; |
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| 29 | void main(T1 &) { |
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| 30 | for() { |
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| 31 | if ( globals.x == N ) break; |
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| 32 | if ( globals.x < globals.y ) globals.x += 1; |
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| 33 | } |
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| 34 | } |
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| 35 | |
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| 36 | thread T2 {}; |
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| 37 | void main(T2 &) { |
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| 38 | for() { |
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| 39 | if ( globals.y == N ) break; |
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| 40 | if ( globals.y == globals.x ) globals.y += 1; |
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| 41 | } |
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| 42 | } |
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| 43 | |
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| 44 | int main() { |
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| 45 | { |
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| 46 | T1 t1; |
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| 47 | T2 t2; |
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| 48 | } |
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| 49 | sout | "Done"; |
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| 50 | } // main |
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