RFR: 8300638: Tier1 IR Test failure after JDK-8298632 on macosx-x64-debug [v2]

[Jatin Bhateja]

> Patch fixes failing IR verification tests.
> 
> CPU feature checks in the IR rules modified appropriately.
> 
> Kindly review and approve.
> 
> Best Regards,
> Jatin

Jatin Bhateja has updated the pull request incrementally with one additional commit since the last revision:

  8300638: 32 bit failures fixes and further feature tuning.

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/12124/files
  - new: https://git.openjdk.org/jdk/pull/12124/files/289e3cc2..6a758e32

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=12124&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=12124&range=00-01

  Stats: 53 lines in 10 files changed: 32 ins; 0 del; 21 mod
  Patch: https://git.openjdk.org/jdk/pull/12124.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/12124/head:pull/12124

PR: https://git.openjdk.org/jdk/pull/12124