hg: jdk/sandbox: 8245512: CRC32 optimization using AVX512 instructions

[chris.hegarty at oracle.com]

Changeset: d1cdbb790e8b
Author:    srukmannagar
Date:      2020-06-04 17:36 -0700
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/d1cdbb790e8b

8245512: CRC32 optimization using AVX512 instructions
Reviewed-by: kvn

! src/hotspot/cpu/x86/assembler_x86.cpp
! src/hotspot/cpu/x86/assembler_x86.hpp
! src/hotspot/cpu/x86/macroAssembler_x86.cpp
! src/hotspot/cpu/x86/macroAssembler_x86.hpp
! src/hotspot/cpu/x86/stubGenerator_x86_64.cpp
! src/hotspot/cpu/x86/stubRoutines_x86.cpp
! src/hotspot/cpu/x86/stubRoutines_x86.hpp