RFR: 8255049: Remove support for the hsdis decode_instructions entry point in hotspot

Thu Oct 22 17:47:14 UTC 2020

On Thu, 22 Oct 2020 12:33:44 GMT, Claes Redestad <redestad at openjdk.org> wrote:

> This patch drops support in hotspot for hsdis plugins which only include the old decode_instructions endpoint.
> 
> The decode_instructions entry point in hsdis was replaced by decode_instructions_virtual[1], with support later added to allow old hsdis plugins to work, at least for the duration of JDK 8. Dropping the backwards compatibility means you'll need a hsdis built from JDK 8 sources or later, which seems a reasonable requirement at this point.
> 
> It's unclear if a CSR request is needed.
> 
> [1] https://github.com/openjdk/jdk/commit/22544e7a7c72e8779355df963e49e846f9458ce4
> [2] https://github.com/openjdk/jdk/commit/a9c40e9df41ee06adcd7fff951dd36b6c093a24b

Good.

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Marked as reviewed by kvn (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/807