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root/jsr166/jsr166/src/extra166y/CustomConcurrentHashMap.java

Comparing jsr166/src/extra166y/CustomConcurrentHashMap.java (file contents):
Revision 1.27 by jsr166, Fri Jan 18 04:23:27 2013 UTC vs.
Revision 1.28 by jsr166, Sat Jan 19 20:39:43 2013 UTC

#	Line 3007 | Line 3007 | public class CustomConcurrentHashMap<K,
3007		try {
3008		UNSAFE = getUnsafe();
3009		tableBase = UNSAFE.arrayBaseOffset(Node[].class);
3010	<	int s = UNSAFE.arrayIndexScale(Node[].class);
3011	<	if ((s & (s-1)) != 0)
3010	>	int scale = UNSAFE.arrayIndexScale(Node[].class);
3011	>	if ((scale & (scale - 1)) != 0)
3012		throw new Error("data type scale not a power of two");
3013	<	tableShift = 31 - Integer.numberOfLeadingZeros(s);
3013	>	tableShift = 31 - Integer.numberOfLeadingZeros(scale);
3014		segmentsBase = UNSAFE.arrayBaseOffset(Segment[].class);
3015	<	s = UNSAFE.arrayIndexScale(Segment[].class);
3016	<	if ((s & (s-1)) != 0)
3015	>	scale = UNSAFE.arrayIndexScale(Segment[].class);
3016	>	if ((scale & (scale - 1)) != 0)
3017		throw new Error("data type scale not a power of two");
3018	<	segmentsShift = 31 - Integer.numberOfLeadingZeros(s);
3018	>	segmentsShift = 31 - Integer.numberOfLeadingZeros(scale);
3019		} catch (Throwable e) {
3020		throw new RuntimeException("Could not initialize intrinsics", e);
3021		}

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