RFR: 8249451: Unconditional exceptions clearing logic in compiler code should honor Async Exceptions. [v2]

[Jamsheed Mohammed C M]

> Hi
> 
> Moving the review that is based on mercurial repo to github.
> The history of conversation is
> [here](https://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2020-September/039861.html)
> Issue:[ JDK-8249451 ](https://bugs.openjdk.java.net/browse/JDK-8249451)
> 
> @dholmes-ora could you please have a look.

Jamsheed Mohammed C M has updated the pull request incrementally with one additional commit since the last revision:

  removing unused definition load_class_by_index

-------------

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/169/files
  - new: https://git.openjdk.java.net/jdk/pull/169/files/cfc2d719..1c0786a5

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=169&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=169&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/169.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/169/head:pull/169

PR: https://git.openjdk.java.net/jdk/pull/169