source:
src/tests/preempt.c@
025278e
| Last change on this file since 025278e was 83a071f9, checked in by , 8 years ago | |
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| File size: 707 bytes | |
| Rev | Line | |
|---|---|---|
| [11dbfe1] | 1 | #include <kernel> |
| 2 | #include <thread> | |
| 3 | ||
| 4 | #ifndef PREEMPTION_RATE | |
| 5 | #define PREEMPTION_RATE 10_000ul | |
| 6 | #endif | |
| 7 | ||
| 8 | unsigned int default_preemption() { | |
| 9 | return PREEMPTION_RATE; | |
| 10 | } | |
| 11 | ||
| 12 | static volatile int counter = 0; | |
| 13 | ||
| [0322865c] | 14 | thread worker_t { |
| [11dbfe1] | 15 | int value; |
| 16 | }; | |
| 17 | ||
| [2afec66] | 18 | void ?{}( worker_t & this, int value ) { |
| 19 | this.value = value; | |
| [11dbfe1] | 20 | } |
| 21 | ||
| [83a071f9] | 22 | void main(worker_t & this) { |
| [11dbfe1] | 23 | while(counter < 1000) { |
| [83a071f9] | 24 | if( (counter % 7) == this.value ) { |
| [11dbfe1] | 25 | int next = __atomic_add_fetch_4(&counter, 1, __ATOMIC_SEQ_CST); |
| 26 | if( (next % 100) == 0 ) printf("%d\n", next); | |
| 27 | } | |
| 28 | } | |
| 29 | } | |
| 30 | ||
| 31 | int main(int argc, char* argv[]) { | |
| 32 | processor p; | |
| 33 | { | |
| [0322865c] | 34 | worker_t w0 = 0; |
| 35 | worker_t w1 = 1; | |
| 36 | worker_t w2 = 2; | |
| 37 | worker_t w3 = 3; | |
| 38 | worker_t w4 = 4; | |
| 39 | worker_t w5 = 5; | |
| 40 | worker_t w6 = 6; | |
| [11dbfe1] | 41 | } |
| [2afec66] | 42 | } |
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