itory.
>
> The commit being backported was authored by Volodymyr Paprotski on 25 Jun
> 2024 and was reviewed by Sandhya Viswanathan, Vladimir Kozlov, Ferenc Rakoczi
> and Anthony Scarpino.
>
> Thanks!
Marked as reviewed by sviswanathan (Reviewer).
-
PR Review: https
On Fri, 17 May 2024 21:16:47 GMT, Volodymyr Paprotski wrote:
>> Performance. Before:
>>
>> Benchmark(algorithm) (dataSize) (keyLength)
>> (provider) Mode Cnt ScoreError Units
>> SignatureBench.ECDSA.signSHA256withECDSA1024 256
On Fri, 10 May 2024 00:19:32 GMT, Volodymyr Paprotski wrote:
>> Performance. Before:
>>
>> Benchmark(algorithm) (dataSize) (keyLength)
>> (provider) Mode Cnt ScoreError Units
>> SignatureBench.ECDSA.signSHA256withECDSA1024 256
On Wed, 13 Mar 2024 11:59:36 GMT, Magnus Ihse Bursie wrote:
>> As part of the ongoing effort to enable jcheck whitespace checking to all
>> text files, it is now time to address assembly (.S) files. The hotspot
>> assembly files were fixed as part of the hotspot mapfile removal, so only a
>> s
On Wed, 6 Dec 2023 18:26:34 GMT, Vladimir Kozlov wrote:
>> @TobiHartmann @vnkozlov Please advice if we can go head and integrate this
>> PR today before the fork.
>
>> @TobiHartmann @vnkozlov Please advice if we can go head and integrate this
>> PR today before the fork.
>
> Too late. Changes
On Wed, 6 Dec 2023 17:48:04 GMT, Srinivas Vamsi Parasa wrote:
>> The goal is to develop faster sort routines for x86_64 CPUs by taking
>> advantage of AVX2 instructions. This enhancement provides an order of
>> magnitude speedup for Arrays.sort() using int, long, float and double arrays.
>>
>>
On Mon, 4 Dec 2023 22:15:24 GMT, Srinivas Vamsi Parasa wrote:
>> The goal is to develop faster sort routines for x86_64 CPUs by taking
>> advantage of AVX2 instructions. This enhancement provides an order of
>> magnitude speedup for Arrays.sort() using int, long, float and double arrays.
>>
>>
On Tue, 28 Nov 2023 20:52:35 GMT, Srinivas Vamsi Parasa
wrote:
>> Thanks Sandhya, will fix this issue.
>
> Thanks Sandhya for suggesting the change to use supports_simd_sort(BasicType
> bt). Please see the updated code upstreamed.
@vamsi-parasa Thanks, your changes look good to me.
--
On Sat, 18 Nov 2023 01:21:09 GMT, Srinivas Vamsi Parasa
wrote:
>> The goal is to develop faster sort routines for x86_64 CPUs by taking
>> advantage of AVX2 instructions. This enhancement provides an order of
>> magnitude speedup for Arrays.sort() using int, long, float and double arrays.
>>
On Tue, 21 Nov 2023 15:14:28 GMT, Dalibor Topic wrote:
>> src/java.base/linux/native/libsimdsort/avx2-32bit-qsort.hpp line 3:
>>
>>> 1: /*
>>> 2: * Copyright (c) 2021, 2023, Intel Corporation. All rights reserved.
>>> 3: * Copyright (c) 2021 Serge Sans Paille. All rights reserved.
>>
>> Is th
On Fri, 13 Oct 2023 10:31:14 GMT, himichael wrote:
>> @himichael Please refer to [this
>> question](https://stackoverflow.com/questions/504103/how-do-i-write-a-correct-micro-benchmark-in-java)
>> for how to correctly benchmark Java code.
>
>> @himichael Please refer to [this
>> question](https
On Wed, 11 Oct 2023 23:14:26 GMT, Vladimir Ivanov wrote:
> Proposed patch has one disadvantage: there's no way to override ergonomics
> decisions on AMD CPUs and forcibly enable the intrinsic without rebuilding
> the JVM.
>
> For many other intrinsics there are flags which enable finer grained
On Wed, 11 Oct 2023 23:25:30 GMT, Vladimir Ivanov wrote:
>> src/java.base/share/classes/java/util/DualPivotQuicksort.java line 157:
>>
>>> 155: @ForceInline
>>> 156: private static void sort(Class elemType, A array, long
>>> offset, int low, int high, SortOperation so) {
>>> 157:
On Wed, 11 Oct 2023 22:25:14 GMT, Erik Joelsson wrote:
>> Hi Erik (@erikj79),
>> BUILD_LIBFALLBACKLINKER is from different PR (#13079). If I understand
>> correctly, for LIB_SIMD_SORT, are you suggesting that we don't pad the lines
>> with spaces to align features into columns and instead just
On Wed, 11 Oct 2023 18:31:44 GMT, Sandhya Viswanathan
wrote:
>> Also @forceinline in these changes only works for case when new intrinsics
>> are not used.
>> I would suggest to adapt/update JMH benchmark to cover all cases and see
>> effect @forceinline without intri
On Tue, 10 Oct 2023 22:29:55 GMT, Vladimir Kozlov wrote:
>> Srinivas Vamsi Parasa has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> fix whitespace in build script
>
> Also @forceinline in these changes only works for case when new intrinsi
On Wed, 11 Oct 2023 09:25:15 GMT, Andrew Haley wrote:
> > Forgive me, I might be missing something very obvious, but is there any
> > particular reason to entirely disable the SIMD accelerated sort on Zen 4
> > rather than having an alternate code path for Zen 4 where it has the
> > `compresss
On Wed, 11 Oct 2023 17:28:12 GMT, Srinivas Vamsi Parasa
wrote:
>> The goal of this PR is to address the follow-up comments to the SIMD
>> accelerated sort PR (#14227) which implemented AVX512 intrinsics for
>> Arrays.sort() methods.
>> The proposed changes are:
>>
>> 1) Restriction of the AVX
On Wed, 30 Aug 2023 02:01:38 GMT, Vladimir Kozlov wrote:
>> Srinivas Vamsi Parasa has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Clean up parameters passed to arrayPartition; update the check to load
>> library
>
> Good. Thank you.
@v
On Wed, 20 Sep 2023 17:19:42 GMT, Srinivas Vamsi Parasa
wrote:
>> The goal is to develop faster sort routines for x86_64 CPUs by taking
>> advantage of AVX512 instructions. This enhancement provides an order of
>> magnitude speedup for Arrays.sort() using int, long, float and double arrays.
>>
On Tue, 29 Aug 2023 19:28:17 GMT, Alan Bateman wrote:
>> Srinivas Vamsi Parasa has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Clean up parameters passed to arrayPartition; update the check to load
>> library
>
> The changes to DualPivo
On Mon, 28 Aug 2023 21:27:25 GMT, Srinivas Vamsi Parasa
wrote:
>> The goal is to develop faster sort routines for x86_64 CPUs by taking
>> advantage of AVX512 instructions. This enhancement provides an order of
>> magnitude speedup for Arrays.sort() using int, long, float and double arrays.
>>
On Fri, 25 Aug 2023 18:46:53 GMT, Vladimir Kozlov wrote:
>> Srinivas Vamsi Parasa has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Remove unnecessary import in Arrays.java
>
> After I fixed it Tier1 passed and I submitted other tiers.
@v
On Tue, 22 Aug 2023 23:38:47 GMT, Srinivas Vamsi Parasa
wrote:
>> The goal is to develop faster sort routines for x86_64 CPUs by taking
>> advantage of AVX512 instructions. This enhancement provides an order of
>> magnitude speedup for Arrays.sort() using int, long, float and double arrays.
>>
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