RFR (M): 8143925: Enhancing CounterMode.crypt() for AES

Andrew Haley aph at redhat.com
Wed Jan 6 10:05:29 UTC 2016

On 05/01/16 17:17, Vladimir Kozlov wrote:

> Please, don't forget that checks in pre-intrinsic code should match
> checks generated by javac (bytecode) for intrinsified
> methods. Otherwise those checks will not be removed (by dominated
> checks in pre-intrinsic code) when intrinsics are not support on a
> platform. That is why we currently have such duplicated
> pre-intrinsic code.
> On other hand when intrinsics are supported they don't have checks
> so if they present we can intrinsify pre-intrinsic code as you
> suggested.

It may be that I'm just being very dim, but I've read this ten times
and I still don't know exactly what you mean.

Can you give me a pointer to an example of such duplicated
pre-intrinsic code?



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