[lworld] [Rev 01] RFR: 8244414: [lworld] Migrate Valhalla micro benchmarks suite to not use V? syntax

Maurizio Cimadamore mcimadamore at openjdk.java.net
Wed May 6 16:26:07 UTC 2020

On Wed, 6 May 2020 14:41:30 GMT, Srikanth Adayapalam <sadayapalam at openjdk.org> wrote:

>> Description of changes:
>> Hi Maruizio,
>>     Could you please review these assorted changes that block the build of Valhalla micro
>> benchmarks ? This is a culumative fix for JDK-8244414 and JDK-8244458
>>     You could skip a review of the benchmark source files themselves - these have only mechanical changes from V? to V.ref
>>     except for one case where there was a usage of Node?<K,V> with Node actually being an identity class. We don't support
>>     the transformed Node.ref<K,V> for identity classes, so I had to drop the '?'
>> Problems fixed:
>>     (i) Resolve.java: Diamond inference did not work for inline type constructors: Basically, the (static factory method
>>     equivalent) constructors synthesized during diamond inference did not have their reference projection counterparts and
>>     had to be paired up with them.
>>     (ii) Types.java: LUB computation in the presence of mixed values and non-values should first apply widening conversion.
>>     (iii) Enter.java: When we recompile files due to annotation processing rounds, discard
>> any prior state carried on by the reference projection so as to keep it in sync with its peer.
>> (A separate test will be added separately - for now building microbenchmarks is the test for this)
> Srikanth Adayapalam has updated the pull request incrementally with one additional commit since the last revision:
>   Fix garbled test per review comment.

Looks good


Marked as reviewed by mcimadamore (Committer).

PR: https://git.openjdk.java.net/valhalla/pull/35

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