[lilliput-jdk17u:lilliput] RFR: 8304331: [Lilliput/JDK17] Fix RTM locking [v3]

Roman Kennke rkennke at openjdk.org
Mon Apr 3 19:13:14 UTC 2023


> Some RTM locking tests are currently failing:
> 
> compiler/rtm/cli/TestUseRTMLockingOptionWithBiasedLocking.java
> compiler/rtm/locking/TestRTMRetryCount.java
> compiler/rtm/locking/TestRTMTotalCountIncrRate.java
> compiler/rtm/locking/TestUseRTMAfterLockInflation.java
> compiler/rtm/locking/TestUseRTMForInflatedLocks.java
> compiler/rtm/locking/TestUseRTMForStackLocks.java
> compiler/rtm/method_options/TestUseRTMLockElidingOption.java
> 
> Most are because there's a jmpb in UseRTMLocking parts that fails because of longer locking code with Lilliput. One test is failing because it checks a warning message when somebody tries +UseBiasedLocking together with RTM locking, but Lilliput forces biased locking to be off, so the warning never appears. I problem-listed that test.
> 
> Testing:
>  - [x] all tests listed above

Roman Kennke has updated the pull request incrementally with one additional commit since the last revision:

  Don't use this bug's bug-ID in problem-list

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

Changes:
  - all: https://git.openjdk.org/lilliput-jdk17u/pull/12/files
  - new: https://git.openjdk.org/lilliput-jdk17u/pull/12/files/45a345b8..a8b00af6

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=lilliput-jdk17u&pr=12&range=02
 - incr: https://webrevs.openjdk.org/?repo=lilliput-jdk17u&pr=12&range=01-02

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/lilliput-jdk17u/pull/12.diff
  Fetch: git fetch https://git.openjdk.org/lilliput-jdk17u.git pull/12/head:pull/12

PR: https://git.openjdk.org/lilliput-jdk17u/pull/12


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