diff options
Diffstat (limited to 'benchmark/vm_thread_condvar1.rb')
-rw-r--r-- | benchmark/vm_thread_condvar1.rb | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/benchmark/vm_thread_condvar1.rb b/benchmark/vm_thread_condvar1.rb new file mode 100644 index 0000000000..cf5706b23e --- /dev/null +++ b/benchmark/vm_thread_condvar1.rb @@ -0,0 +1,28 @@ +# two threads, two mutex, two condvar ping-pong +require 'thread' +m1 = Mutex.new +m2 = Mutex.new +cv1 = ConditionVariable.new +cv2 = ConditionVariable.new +max = 100000 +i = 0 +wait = nil +m2.synchronize do + wait = Thread.new do + m1.synchronize do + m2.synchronize { cv2.signal } + while (i += 1) < max + cv1.wait(m1) + cv2.signal + end + end + end + cv2.wait(m2) +end +m1.synchronize do + while i < max + cv1.signal + cv2.wait(m1) + end +end +wait.join |