git: openjdk/mobile: 8221092: UseAVX=3 has performance degredation on Skylake (X7) processors

[duke]

Changeset: dce5f5db
Author:    Vivek Deshpande <vdeshpande at openjdk.org>
Date:      2019-10-04 11:45:16 +0000
URL:       https://git.openjdk.java.net/mobile/commit/dce5f5db

8221092: UseAVX=3 has performance degredation on Skylake (X7) processors

Fix for UseAVX=3 has performance degredation on Skylake (X7) processors

Reviewed-by: kvn

! src/hotspot/cpu/x86/globals_x86.hpp
! src/hotspot/cpu/x86/macroAssembler_x86.cpp
! src/hotspot/cpu/x86/stubGenerator_x86_64.cpp
! src/hotspot/cpu/x86/vm_version_x86.cpp
! src/hotspot/cpu/x86/vm_version_x86.hpp
! src/hotspot/cpu/x86/x86.ad