RFR: 8334560: [PPC64]: postalloc_expand_java_dynamic_call_sched does not copy all fields

[Richard Reingruber]

On Wed, 19 Jun 2024 10:31:27 GMT, Richard Reingruber <rrich at openjdk.org> wrote:

> On PPC64 we use a special feature where C2 Mach nodes get expanded after register allocation.
> This pr adds copying the field `MachSafePointNode::_has_ea_local_in_scope` when expanding `MachCallDynamicJavaNode`s in `postalloc_expand_java_dynamic_call_sched`.
> 
> It adds also a test case that fails without the fix.
> 
> The fix passed our CI testing: JTReg tests: tier1-4 of hotspot and jdk. All of Langtools and jaxp. Renaissance Suite and SAP specific tests.
> Testing was done with fastdebug and release builds on the main platforms and also on Linux/PPC64le and AIX.

Thanks for the reviews!

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PR Comment: https://git.openjdk.org/jdk/pull/19789#issuecomment-2185718191