RFR: 8296548: Improve MD5 intrinsic for x86_64

[Sandhya Viswanathan]

On Tue, 15 Nov 2022 17:57:35 GMT, Evgeny Astigeevich <eastigeevich at openjdk.org> wrote:

> Do we have other intrinsics which use LEA (not for this fix)?

There is a VM_Version::supports_fast_2op_lea() and VM_Version::supports_fast_3op_lea() check available which is used to do lea optimizations.

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PR: https://git.openjdk.org/jdk/pull/11054