RFR: 8337987: Relocate jfr and throw_exception stubs from StubGenerator to SharedRuntime [v6]

[Fei Yang]

On Sat, 17 Aug 2024 15:48:20 GMT, Andrew Dinn <adinn at openjdk.org> wrote:

>> Store the throw_exception and jfr stub code as blobs in class SharedRuntime, move the generation code to the the arch-specific generator classes and update client code to access them from their new location.
>
> Andrew Dinn has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 11 commits:
> 
>  - merge
>  - fix up jvmci static field declarations
>  - fix riscv port issues
>  - fix accidental paste
>  - copy macro across
>  - typo
>  - fix frame layouts for x86_32
>  - fix throw exception stub generation on zero
>  - fix some header includes and defintions
>  - fix issues with ports
>  - ... and 1 more: https://git.openjdk.org/jdk/compare/8635642d...6307695a

Marked as reviewed by fyang (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/20566#pullrequestreview-2244946505