RFR (M): 8165381 : Update for x86 SHA512 using AVX2

[Vladimir Kozlov]

Reviewed. This RFE was approved for jdk 9 FC extension. I will sponsor it.

Thanks,
Vladimir

On 9/2/16 3:48 PM, Kamath, Smita wrote:
> Hi All,
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> I would like to contribute an optimization for SHA 512 towards JDK 9.1.
> This optimization shows ~2X improvement on X86_64 platforms.
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> Bug: https://bugs.openjdk.java.net/browse/JDK-8165381
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> Webrev: http://cr.openjdk.java.net/~vdeshpande/8165381/webrev.00/
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> Hotspot jtreg tests pass on Windows and Linux with this patch.
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> Please review and sponsor.
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> Thanks,
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> Smita Kamath
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