hg: jdk/sandbox: 8249672: Include microcode revision in features_string on x86

[chris.hegarty at oracle.com]

Changeset: 931c949e05e4
Author:    sviswanathan
Date:      2020-07-21 13:06 -0700
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/931c949e05e4

8249672: Include microcode revision in features_string on x86
Reviewed-by: kvn, stuefe
Contributed-by: vladimir.a.ivanov at intel.com

! src/hotspot/cpu/x86/vm_version_x86.cpp
! src/hotspot/os_cpu/bsd_x86/os_bsd_x86.cpp
! src/hotspot/os_cpu/bsd_x86/os_bsd_x86.hpp
! src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp
! src/hotspot/os_cpu/linux_x86/os_linux_x86.hpp
! src/hotspot/os_cpu/windows_x86/os_windows_x86.cpp
! src/hotspot/os_cpu/windows_x86/os_windows_x86.hpp