RFR: 8308000: add PopFrame support for virtual threads

[Serguei Spitsyn]

On Tue, 16 May 2023 18:59:38 GMT, Chris Plummer <cjplummer at openjdk.org> wrote:

> VThreadUnsupportedTest

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PR Comment: https://git.openjdk.org/jdk/pull/14002#issuecomment-1551136595