Antoine Pitrou comments

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                                            Antoine Pitrou

GH-38560: [C++][Parquet] Rewrite BYTE_STREAM_SPLIT SSE optimizations using xsimd

@mapleFU I have no idea. Perhaps @serge-sans-paille would like to advise here.

GH-38560: [C++][Parquet] Rewrite BYTE_STREAM_SPLIT SSE optimizations using xsimd

> MacOS M1 Pro, compiler using LLVM-17 Can you also post the `_Scalar` numbers for comparison?

GH-38560: [C++][Parquet] Rewrite BYTE_STREAM_SPLIT SSE optimizations using xsimd

What about the macOS M1 Pro ?

GH-38560: [C++][Parquet] Rewrite BYTE_STREAM_SPLIT SSE optimizations using xsimd

Very nice, thank you! @cyb70289 Do you have the possibility to run on other ARM CPUs?

GH-38560: [C++][Parquet] Rewrite BYTE_STREAM_SPLIT SSE optimizations using xsimd

@github-actions crossbow submit -g cpp

GH-38560: [C++][Parquet] Rewrite BYTE_STREAM_SPLIT SSE optimizations using xsimd

@github-actions crossbow submit -g wheel

GH-38560: [C++][Parquet] Rewrite BYTE_STREAM_SPLIT SSE optimizations using xsimd

Hmm, could you please rebase to get some CI fixes?

[C++] Crashed at TempStack alloc when use Hashing32::HashBatch independently

Issue resolved by pull request 40484 https://github.com/apache/arrow/pull/40484

[DISCUSS] [FlightSQL] FlightSQL versioning / compatibility levels

I'm skeptical about the usefulness of this, even more when adding it somewhat late in the process like this. Past experience on related situations: 1. the Arrow IPC formay has...

GH-40077: [CI] Use GitHub hosted M1 macOS runner

Could we also add a PR C++ job on macOS ARM64? (or perhaps as a separate PR)