RFR: 8219922: Simplify IndexSetIterator::next using count_trailing_zeros

[Nils Eliasson]

Indeed.

+1

// Nils

On 2019-02-28 20:38, Vladimir Kozlov wrote:
> Nice cleanup.
>
> thanks,
> Vladimir
>
> On 2/28/19 6:06 AM, Claes Redestad wrote:
>> Hi,
>>
>> using count_trailing_zeros to implement IndexSetIterator::next
>> simplifies the code and shows a small speed-up in profiles.
>>
>> Bug:    https://bugs.openjdk.java.net/browse/JDK-8219922
>> Webrev: http://cr.openjdk.java.net/~redestad/8219922/open.00/
>>
>> Testing: tier1+2
>>
>> Thanks!
>>
>> /Claes