RFR: 8269574: C2: Avoid redundant uncommon traps in GraphKit::builtin_throw() for JVMTI exception events

[Richard Reingruber]

On Wed, 30 Jun 2021 19:50:00 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

> 
> 
> tier1-3 testing passed clean.
> 
> You need second review.

Thank you for reviewing and testing. I'll wait for another review.

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PR: https://git.openjdk.java.net/jdk/pull/4623