Re: RFR: 8318650: Optimized subword gather for x86 targets. [v16]

2024-02-27 Thread Paul Sandoz
On Tue, 27 Feb 2024 02:47:13 GMT, Jatin Bhateja wrote: >> Hi All, >> >> This patch optimizes sub-word gather operation for x86 targets with AVX2 and >> AVX512 features. >> >> Following is the summary of changes:- >> >> 1) Intrinsify sub-word gather using hybrid algorithm which initially >> p

Re: RFR: 8318650: Optimized subword gather for x86 targets. [v16]

2024-02-27 Thread Emanuel Peter
On Tue, 27 Feb 2024 02:47:13 GMT, Jatin Bhateja wrote: >> Hi All, >> >> This patch optimizes sub-word gather operation for x86 targets with AVX2 and >> AVX512 features. >> >> Following is the summary of changes:- >> >> 1) Intrinsify sub-word gather using hybrid algorithm which initially >> p

Re: RFR: 8318650: Optimized subword gather for x86 targets. [v16]

2024-02-27 Thread Emanuel Peter
On Tue, 27 Feb 2024 10:25:19 GMT, Emanuel Peter wrote: >> Jatin Bhateja has updated the pull request incrementally with one additional >> commit since the last revision: >> >> Review comment resolutions. > > src/hotspot/cpu/x86/c2_MacroAssembler_x86.cpp line 1672: > >> 1670: Label GATHER8_

Re: RFR: 8318650: Optimized subword gather for x86 targets. [v16]

2024-02-26 Thread Jatin Bhateja
> Hi All, > > This patch optimizes sub-word gather operation for x86 targets with AVX2 and > AVX512 features. > > Following is the summary of changes:- > > 1) Intrinsify sub-word gather using hybrid algorithm which initially > partially unrolls scalar loop to accumulates values from gather ind