On generalizing vector intrinsics

Vladimir Ivanov vladimir.x.ivanov at oracle.com
Thu Nov 16 18:17:58 UTC 2017


Andrew,

>> FYI I did a quick experiment with more generic vector intrinsics and
>> wanted to share the first results. The motivation was to explore
>> possible reduction in the number of intrinsics needed to support Vector
>> API in the JVM.
> 
> Out of interest ... has anyone looked at the suitability of the
> intrinsics for non-Intel architectures?  Obviously I'm concerned about
> the possibility of ending up with a bunch of C2 patterns that don't map
> onto, say, my favourite architecture.

I haven't heard about any experiments with Vector API on non-x86 
architectures, but if C2 knows how to lower vector ideal nodes on your 
favorite architecture, then Vector API intrinsics "just work".

Best regards,
Vladimir Ivanov



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