RFR(XS) 8224558: x86 Fix replicateB encoding

Vladimir Ivanov vladimir.x.ivanov at oracle.com
Wed May 22 18:04:16 UTC 2019

> http://cr.openjdk.java.net/~vdeshpande/8224558/webrev.00/

What's the benefit of keeping those memory variants now and not simply 
rely on a pair of load + replicate instructions to match (ReplicateB 
(LoadB mem)) (e.g., Repl4B_mem vs loadB+Repl4B)?

Best regards,
Vladimir Ivanov

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