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root/jsr166/jsr166/src/test/loops/NoopSpinLockLoops.java

Comparing jsr166/src/test/loops/NoopSpinLockLoops.java (file contents):
Revision 1.6 by jsr166, Thu Dec 18 18:13:06 2014 UTC vs.
Revision 1.8 by jsr166, Wed Dec 31 19:21:20 2014 UTC

#	Line 4 | Line 4
4		* http://creativecommons.org/publicdomain/zero/1.0/
5		*/
6
7	+	import java.util.*;
8		import java.util.concurrent.*;
8	–	import java.util.concurrent.locks.*;
9		import java.util.concurrent.atomic.*;
10	<	import java.util.*;
10	>	import java.util.concurrent.locks.*;
11
12		public final class NoopSpinLockLoops {
13		static final ExecutorService pool = Executors.newCachedThreadPool();
#	Line 77 | Line 77 | public final class NoopSpinLockLoops {
77		int x = sum + 1;
78		int n = iters;
79		while (n-- > 0) {
80	<	while (!lock.compareAndSet(0, 1)) ;
80	>	do {} while (!lock.compareAndSet(0, 1));
81		x = LoopHelpers.compute4(x);
82		lock.set(0);
83		if ((x += readBarrier) == 0)

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