RFR: 8339983: [s390x] secondary_super_cache does not scale well: C1 and interpreter [v2]

Amit Kumar amitkumar at openjdk.org
Mon Nov 25 12:59:10 UTC 2024


> s390x Port for : [JDK-8331341](https://bugs.openjdk.org/browse/JDK-8331341)
> 
> Tier1 test: 
> 1. `-XX:+UseSecondarySupersTable  -XX:+VerifySecondarySupers -XX:+VerifySecondarySupers -XX:-UseSecondarySupersCache`
> 2.  No flag turn on. i.e. used `UseSecondarySupersCache` by default. 
> 3. `-XX:+UseSecondarySupersTable  -XX:+VerifySecondarySupers -XX:+VerifySecondarySupers -XX:-UseSecondarySupersCache` with C1 compiler

Amit Kumar has updated the pull request incrementally with one additional commit since the last revision:

  suggestion from Andrew

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/22341/files
  - new: https://git.openjdk.org/jdk/pull/22341/files/96a5b649..df8cf06f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=22341&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=22341&range=00-01

  Stats: 37 lines in 1 file changed: 0 ins; 27 del; 10 mod
  Patch: https://git.openjdk.org/jdk/pull/22341.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22341/head:pull/22341

PR: https://git.openjdk.org/jdk/pull/22341


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