RFR: 8306111: PPC64: RT call after thaw with exception requires larger ABI section

Tue Apr 18 13:14:39 UTC 2023

On Tue, 18 Apr 2023 07:54:29 GMT, Richard Reingruber <rrich at openjdk.org> wrote:

> After thawing a frame to forward an exception, we call `SharedRuntime::exception_handler_for_return_address()`. The frame just thawed lacks the required `frame::native_abi_reg_args` though. It is only equipped with `frame::java_abi`. This change pushes a new frame with the required ABI.
> 
> Furthermore the change enables `VMContinuations` by default also for PPC64 big endian.
> 
> Testing: jdk_loom on little and big endian.

LGTM.

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Marked as reviewed by mdoerr (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/13505#pullrequestreview-1390076120