On Fri, 26 Apr 2024 22:27:43 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Fri, 26 Apr 2024 22:27:43 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Fri, 26 Apr 2024 22:23:03 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
> When analyzing (startup) performance of the Classfile API I found this
> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>
> Performance improves across the board in existing microbenchmarks:
>
> Name
>
On Fri, 26 Apr 2024 08:07:04 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Fri, 26 Apr 2024 18:21:16 GMT, Mandy Chung wrote:
> I am glad that this only focuses on the descriptor string as
> `MethodTypeDesc::displayDescriptor` is typically used for debugging and
> exception message and not performance-sensitive.
Yes, which is why I'd really like to desugar it:
On Fri, 26 Apr 2024 08:07:04 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Fri, 26 Apr 2024 08:07:04 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Thu, 25 Apr 2024 23:03:58 GMT, Chen Liang wrote:
>> src/java.base/share/classes/java/lang/constant/MethodTypeDescImpl.java line
>> 181:
>>
>>> 179: sb.append(argType.descriptorString());
>>> 180: }
>>> 181: desc =
>>>
On Thu, 25 Apr 2024 23:06:00 GMT, Chen Liang wrote:
> For the precise-length approach, do you have the results? I guess if we can
> avoid copying the stringbuilder array, we can make this even faster.
Not sure what you mean - the latest performance numbers I posted are for the
precise length
> When analyzing (startup) performance of the Classfile API I found this
> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>
> Performance improves across the board in existing microbenchmarks:
>
> Name
>
On Thu, 25 Apr 2024 22:26:04 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Thu, 25 Apr 2024 22:57:50 GMT, Florent Guillaume wrote:
>> Claes Redestad has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Calculate length precisely
>
> src/java.base/share/classes/java/lang/constant/MethodTypeDescImpl.java line
>
On Thu, 25 Apr 2024 22:26:04 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
> When analyzing (startup) performance of the Classfile API I found this
> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>
> Performance improves across the board in existing microbenchmarks:
>
> Name
>
On Thu, 25 Apr 2024 13:34:50 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Thu, 25 Apr 2024 13:34:50 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Thu, 25 Apr 2024 13:35:59 GMT, Chen Liang wrote:
> Do we have any research on the average length of method descriptor strings? I
> wonder if manual pre-allocation works better (iterating all descriptor
> strings, allocate the sum of their sizes plus 2 (for parentheses), as
> descriptor
On Thu, 25 Apr 2024 13:38:56 GMT, Viktor Klang wrote:
>> Claes Redestad has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> comma-separated
>
> src/java.base/share/classes/java/lang/constant/MethodTypeDesc.java line 208:
>
>> 206:
On Thu, 25 Apr 2024 13:34:50 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
On Thu, 25 Apr 2024 13:34:50 GMT, Claes Redestad wrote:
>> When analyzing (startup) performance of the Classfile API I found this
>> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>>
>> Performance improves across the board in existing microbenchmarks:
>>
>> Name
> When analyzing (startup) performance of the Classfile API I found this
> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>
> Performance improves across the board in existing microbenchmarks:
>
> Name
>
On Thu, 25 Apr 2024 11:11:48 GMT, Florent Guillaume wrote:
>> Claes Redestad has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> comma-separated
>
> src/java.base/share/classes/java/lang/constant/MethodTypeDesc.java line 210:
>
>> 208:
On Thu, 25 Apr 2024 09:41:11 GMT, Claes Redestad wrote:
> When analyzing (startup) performance of the Classfile API I found this
> opportunity to further improve `MethodTypeDescImpl::descriptorString`.
>
> Performance improves across the board in existing microbenchmarks:
>
> Name
When analyzing (startup) performance of the Classfile API I found this
opportunity to further improve `MethodTypeDescImpl::descriptorString`.
Performance improves across the board in existing microbenchmarks:
Name
(descString) Cnt
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