RFR(XS): JDK-8207746: C2: Lucene crashes on AVX512 instruction: Fix

[Tobias Hartmann]

Hi,

On 15.08.2018 07:22, Vladimir Kozlov wrote:
> To remove any other concerns about affects of using add/sub in macro instructions I decided to
> replace all places where zmm register is saved/restored on stack:
> 
> http://cr.openjdk.java.net/~kvn/8207746/webrev.02/

This looks good to me!

(There seems to be an issue with the webrev format though, the right side of the diffs is not shown:
http://cr.openjdk.java.net/~kvn/8207746/webrev.02/src/hotspot/cpu/x86/macroAssembler_x86.cpp.sdiff.html)

Thanks,
Tobias