RFR: 8255246: AArch64: Implement BigInteger shiftRight and shiftLeft accelerator/intrinsic [v2]

Andrew Haley aph at redhat.com
Wed Oct 28 09:41:45 UTC 2020


On 28/10/2020 03:30, Dong Bo wrote:
> My bad, it should be cbnz(numIter, ShiftOneLoop).
> But it's gone now, the ShiftOneLoop is unrolled in the newest version.
> Do you think we need further modifications?

No. As I said in my previous reply, the cost of actually shifting
is now only 5% of a benchmark. It doesn't matter.

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