On Mon, 12 Oct 2026 08:05:39 GMT, Vladimir Petko <[email protected]> wrote:

>> Implement suggestions in https://bugs.openjdk.org/browse/JDK-8387577. 
>> This PR uses "approximate" pc that matches the registration offset of oops 
>> map.
>> 
>> 
>> Testing - tier1 and tier2 test run
>> 
>> make test TEST=":tier1 :tier2" CONF=linux-s390x-server-fastdebug
>> ==============================
>> Test summary
>> ==============================
>>    TEST                                              TOTAL  PASS  FAIL ERROR 
>>  SKIP   
>>>> jtreg:test/hotspot/jtreg:tier1                     3887  3411     8     0  
>>>>  468 <<
>>    jtreg:test/jdk:tier1                               2656  2605     0     0 
>>    51   
>>    jtreg:test/langtools:tier1                         4775  4763     0     0 
>>    12   
>>    jtreg:test/jaxp:tier1                                 0     0     0     0 
>>     0   
>>    jtreg:test/lib-test:tier1                            41    41     0     0 
>>     0   
>>>> jtreg:test/hotspot/jtreg:tier2                     1059   846     3     0  
>>>>  210 <<
>>>> jtreg:test/jdk:tier2                               4609  4351     2     0  
>>>>  256 <<
>>    jtreg:test/langtools:tier2                           14    12     0     0 
>>     2   
>>    jtreg:test/jaxp:tier2                               524   523     0     0 
>>     1   
>>    jtreg:test/docs:tier2                                 4     0     0     0 
>>     4   
>> ==============================
>> TEST FAILURE
>> 
>> Failed tests also fail on master branch for the same reason, 
>> test/hotspot/jtreg/runtime/ErrorHandling/CreateCoredumpOnCrash.java` passes 
>> after enabling `ulimit -c unlimited`.
>> 
>> 
>> ==============================
>> Test summary
>> ==============================
>>    TEST                                              TOTAL  PASS  FAIL ERROR 
>>  SKIP   
>>    
>> jtreg:test/hotspot/jtreg/compiler/c2/igvn/TestOptimizeTrichotomy.java#Xcomp
>>>>                                                       1     0     1     0  
>>>>    0 <<
>>    
>> jtreg:test/hotspot/jtreg/compiler/c2/igvn/TestOptimizeTrichotomy.java#vanilla
>>>>                                                       1     0     1     0  
>>>>    0 <<
>>    
>> jtreg:test/hotspot/jtreg/compiler/escapeAnalysis/TestBCEscapeAnalyzerOverflow.java
>>>>                                                       1     0     1     0  
>>>>    0 <<
>>    jtreg:test/hotspot/jtreg/compiler/gcbarriers/TestZGCBarrierElision.java#Z
>>>>                                                       1     0     1     0  
>>>>    0 <<
>>    
>> jtreg:test/hotspot/jtreg/compiler/loopopts/superword/TestDoNotFilterNaNSummands.java
>>>>           ...
>
> Vladimir Petko has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   z_common_abi: improve comment for return_pc
>   
>   Co-authored-by: Richard Reingruber <[email protected]>

Tests looks good on s390x.

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

Marked as reviewed by amitkumar (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/33262#pullrequestreview-5488360862

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