Last change
on this file since 000d68f was
c26bea2a,
checked in by Peter A. Buhr <pabuhr@…>, 15 months ago
|
first attempt at renaming directory tests/concurrent to tests/concurrency to harmonize with other concurrency directory names
|
-
Property mode set to
100644
|
File size:
717 bytes
|
Line | |
---|
1 | #include <fstream.hfa> |
---|
2 | #include <thread.hfa> |
---|
3 | #include <mutex_stmt.hfa> |
---|
4 | #include <time.hfa> |
---|
5 | |
---|
6 | Duration default_preemption() { |
---|
7 | return 0; |
---|
8 | } |
---|
9 | |
---|
10 | volatile int counter = 0; |
---|
11 | |
---|
12 | thread fast_sleeper {}; |
---|
13 | void main(fast_sleeper &) { |
---|
14 | Duration wait = 47`ms; |
---|
15 | for(i; 20) { |
---|
16 | sleep(wait); |
---|
17 | __atomic_fetch_add( &counter, 1, __ATOMIC_RELAXED ); |
---|
18 | } |
---|
19 | } |
---|
20 | |
---|
21 | thread slow_sleeper {}; |
---|
22 | void main(slow_sleeper &) { |
---|
23 | Duration wait = 277`ms; |
---|
24 | for(i; 4) { |
---|
25 | sleep(wait); |
---|
26 | int val = __atomic_add_fetch( &counter, -5, __ATOMIC_RELAXED ); |
---|
27 | if(val < -9) abort | "Value reached negative value:" | val; |
---|
28 | } |
---|
29 | } |
---|
30 | |
---|
31 | int main() { |
---|
32 | mutex( sout ) sout | "start"; |
---|
33 | { |
---|
34 | slow_sleeper slow; |
---|
35 | yield(); |
---|
36 | fast_sleeper fast; |
---|
37 | yield(); |
---|
38 | } |
---|
39 | mutex( sout ) sout | "done"; |
---|
40 | } |
---|
41 | |
---|
Note: See
TracBrowser
for help on using the repository browser.