RFR: 8286182: C2: crash with SIGFPE when executing compiled code [v2]

Thu May 19 15:29:29 UTC 2022

> This patch backs out the changes made by [JDK-8285390](https://bugs.openjdk.java.net/browse/JDK-8285390) and [JDK-8284742](https://bugs.openjdk.java.net/browse/JDK-8284742) since there are failures due to div nodes floating above their validity checks.
> 
> Thanks.

Quan Anh Mai has updated the pull request incrementally with one additional commit since the last revision:

  Remove added test

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/8774/files
  - new: https://git.openjdk.java.net/jdk/pull/8774/files/bf963e6b..1e2f12d7

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=8774&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=8774&range=00-01

  Stats: 99 lines in 1 file changed: 0 ins; 99 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8774.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8774/head:pull/8774

PR: https://git.openjdk.java.net/jdk/pull/8774