RFR: 8223312: Utilize handshakes instead of is_thread_fully_suspended [v3]

[Richard Reingruber]

On Wed, 21 Oct 2020 17:45:20 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

> I'm going to assume that my confusion about why there
> is code from @reinrich's EscapeBarrier work here is
> because of the merging of conflicts...

That's correct. #119 got integrated and this pr needs to resolve a few locations because it moves code that has EscapeBarriers into handshakes. EBs cannot be executed in a handshake as they can safepoint doing heap allocations so they are moved before the handshake.

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PR: https://git.openjdk.java.net/jdk/pull/729