hg: jdk/submit: 8241433: x86: Add VBMI CPU feature detection

[vladimir.x.ivanov at oracle.com]

Changeset: 7bbf2c0efac8
Author:    vlivanov
Date:      2020-03-25 00:10 +0300
URL:       https://hg.openjdk.java.net/jdk/submit/rev/7bbf2c0efac8

8241433: x86: Add VBMI CPU feature detection
Reviewed-by: kvn

! src/hotspot/cpu/x86/vmStructs_x86.hpp
! src/hotspot/cpu/x86/vm_version_x86.cpp
! src/hotspot/cpu/x86/vm_version_x86.hpp
! src/hotspot/share/jvmci/vmStructs_jvmci.cpp