RSA and Diffie-Hellman performance [Was: RFR(L): 8069539: RSA acceleration]

Andrew Haley aph at redhat.com
Thu May 28 07:51:52 UTC 2015


On 27/05/15 21:35, Anthony Scarpino wrote:

> How much of the montgomery multiply and sqaure are you planning to
> intrinsify?  Are you doing the whole thing or just portions of the
> operations similar to multiplyToLen and squareToLen?

I'm doing the whole montgomery multiply and square operation in a
routine which interleaves multiplication and reduction so that the
intermediate product is never written into memory.

Andrew.


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