RFR: 8306706: Support out-of-line code generation for MachNodes [v4]

[Vladimir Kozlov]

On Thu, 18 May 2023 14:15:22 GMT, Quan Anh Mai <qamai at openjdk.org> wrote:

>> Hi,
>> 
>> This patch adds supports for MachNodes to emit an out-of-line piece of code in the stub section of the compiled method. This allows the separation of the uncommon path from the common one, which speeds up the common path a little bit and increases compiled code density. Please take a look and leave reviews.
>> 
>> Thanks a lot.
>
> Quan Anh Mai has updated the pull request incrementally with one additional commit since the last revision:
> 
>   whitespace

Clever. Let me test it.

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PR Review: https://git.openjdk.org/jdk/pull/13602#pullrequestreview-1432893022