Re: What exactly is our CRC algorithm?

At 2015-02-09 12:52:41 +0200, hlinnakangas@vmware.com wrote:
>
> Ok, I've committed a patch that just moves the existing code to
> common/pg_crc.c […]

Thanks, looks good.

> Attached is a rebased version of the slicing-by-8 patch.

Looks OK too.

> Do you have access to big-endian hardware to test this on?

Yes, I tested it on a Linux/ppc system. I wasn't speculating when I said
it "does make a noticeable difference", though I'm afraid I did not keep
the timings after submitting the revised patch. The speedup was some
double-digit percentage, IIRC.

-- Abhijit