[code-reflection] RFR: BytecodeLift directly calculating local variables + related BytecodeGenerator fixes [v4]

[Adam Sotona]

On Fri, 23 Aug 2024 16:30:31 GMT, Paul Sandoz <psandoz at openjdk.org> wrote:

> Do you have a sense of where the additional failures in the corpus are occurring? I am hoping that such edge cases do not result in large increase in complexity.

There are actually no known bugs (in terms of invalid generated or lifted code), just roundtrip instabilities. The instabilities (mainly growing number of redundant variable declarations and loads) are caused by specific cases (yet to be isolated) and it should be fixable.

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PR Comment: https://git.openjdk.org/babylon/pull/218#issuecomment-2309632843