RFR: 8240829: Use a fast O(1) algorithm for exact_log2

Andrew Haley aph at redhat.com
Wed Mar 11 12:41:37 UTC 2020


http://cr.openjdk.java.net/~aph/8240829-2/

Tested x86: 32- and 64-bit.

OK?

-- 
Andrew Haley  (he/him)
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
https://keybase.io/andrewhaley
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