RFR: 8283894: Intrinsify compress and expand bits on x86 [v8]

[Jatin Bhateja]

On Tue, 24 May 2022 17:18:53 GMT, John R Rose <jrose at openjdk.org> wrote:

>> I have handled these transformation separately in ideal/identity and value routines.
>
> OK.  I see you did just the constant-folding part of `Value` which is reasonable.
> 
> Please file a followup bug to capture the more elaborate type inferencing proposal, for later use if warranted.

Hi @rose00 , I have extended the value routines with value propagation logic.

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PR: https://git.openjdk.java.net/jdk/pull/8498