On Tue, 8 Feb 2022 17:11:45 GMT, Aleksey Shipilev wrote:
>> I was looking for easy things to do to improve `java.lang.invoke` cold
>> performance. One of the things is inlining `VarForm.getMemberName` a bit, so
>> that interpreter does not have to call through `getMemberNameOrNull`.
>>
>> Ther
On Tue, 8 Feb 2022 17:39:37 GMT, Mandy Chung wrote:
> This change looks okay. One biggest cold startup overhead we measured for JEP
> 416 is due to the overhead of spinning and loading classes of MH/VH. This
> micro-optimization focuses on the performance of VH invocation. Do you see
> class s
On Tue, 8 Feb 2022 17:11:45 GMT, Aleksey Shipilev wrote:
>> I was looking for easy things to do to improve `java.lang.invoke` cold
>> performance. One of the things is inlining `VarForm.getMemberName` a bit, so
>> that interpreter does not have to call through `getMemberNameOrNull`.
>>
>> Ther
On Tue, 8 Feb 2022 17:11:45 GMT, Aleksey Shipilev wrote:
>> I was looking for easy things to do to improve `java.lang.invoke` cold
>> performance. One of the things is inlining `VarForm.getMemberName` a bit, so
>> that interpreter does not have to call through `getMemberNameOrNull`.
>>
>> Ther
On Tue, 8 Feb 2022 14:16:15 GMT, Vladimir Ivanov wrote:
>> Aleksey Shipilev has updated the pull request with a new target base due to
>> a merge or a rebase. The incremental webrev excludes the unrelated changes
>> brought in by the merge/rebase. The pull request contains three additional
>>
> I was looking for easy things to do to improve `java.lang.invoke` cold
> performance. One of the things is inlining `VarForm.getMemberName` a bit, so
> that interpreter does not have to call through `getMemberNameOrNull`.
>
> There is direct VarHandle benchmark in our corpus:
>
>
> $ CONF=li
On Thu, 3 Feb 2022 07:20:28 GMT, Aleksey Shipilev wrote:
> I was looking for easy things to do to improve `java.lang.invoke` cold
> performance. One of the things is inlining `VarForm.getMemberName` a bit, so
> that interpreter does not have to call through `getMemberNameOrNull`.
>
> There is
On Tue, 8 Feb 2022 07:19:16 GMT, Aleksey Shipilev wrote:
> Thanks. Any more reviews needed, or I am pushing?
I think you're good to push. I suspect some might question making the code ever
so little less obvious/maintainable on behalf of interpreter performance, but I
think it's well-motivated
On Mon, 7 Feb 2022 13:34:24 GMT, Claes Redestad wrote:
> Looks reasonable.
Thanks. Any more reviews needed, or I am pushing?
-
PR: https://git.openjdk.java.net/jdk/pull/7333
On Thu, 3 Feb 2022 07:20:28 GMT, Aleksey Shipilev wrote:
> I was looking for easy things to do to improve `java.lang.invoke` cold
> performance. One of the things is inlining `VarForm.getMemberName` a bit, so
> that interpreter does not have to call through `getMemberNameOrNull`.
>
> There is
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