RFR 8214239 (S): Missing x86_64.ad patterns for clearing and setting long vector bits

[Vladimir Kozlov]

Very good. What testing you did?

Thanks
Vladimir

> On Nov 11, 2019, at 9:23 AM, B. Blaser <bsrbnd at gmail.com> wrote:
> 
> Hi,
> 
> Please review the following fix for [1] which has been extensively
> discussed in [2]:
> 
> http://cr.openjdk.java.net/~bsrbnd/jdk8214239/webrev.00/
> 
> It includes:
> * Vladimir's requested changes about instruction encoding and testing
> along with:
> * John's suggested complementary benchmark following Sandhya's note
> regarding throughput.
> 
> Thanks (hotspot:tier1 is OK on Linux/x86_64),
> Bernard
> 
> [1] https://bugs.openjdk.java.net/browse/JDK-8214239
> [2] http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2019-November/035699.html