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I was playing around with XXH3 from 0.7.0 release, and there's a curious performance drop with data sizes >128 bytes on Arm64 and on WebAssembly, but not on x64.
Here's x64 (Xcode 10.1 Clang, on a …
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The docker file below produces an error with latest 1.4.0. If version is 1.3.0, the build succeeds.
```
FROM python:3.6.8-alpine
RUN apk update
RUN apk add --no-cache python-dev g++
RUN pip3 in…
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It would be good to consolidate hashing utility code in a central place (this is currently in src/parquet)
**Reporter**: [Wes McKinney](https://issues.apache.org/jira/browse/ARROW-3298) / @wesm
#### …
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The xxh3 charts don't appear to be showing on README.md. I can download the pictures directly, but I noticed that a lot of the newer hashes are missing:
- [SipHash](https://131002.net/siphash/) — I…
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xxHash **v0.7.0** with `XXH_INLINE_ALL` doesn't work on MSVC 2017.
Given this:
```
#define XXH_INLINE_ALL 1
#include "xxhash.h"
```
it fails with these errors:
```
z:\development\xxhash_…
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The two released [Windows xxhsum binaries](https://github.com/Cyan4973/xxHash/releases/tag/v0.7.0) don't work, in different ways.
The **GCC SSE2** build depends on external DLLs and can't run by de…
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I have a problem with using `xxh3.h` on Widows while building for an ARM architecture.
The problem is that `__emulu` is an x64/x86 only windows internal macro ([MS Docs](https://docs.microsoft.com/en…
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This means lines like
```C
assert(((size_t)acc) & 31 == 0)
```
in `xxh3.h` don't work as intended.
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Does not accept unicode file path, for example:
```
xxhsum.exe "еÐÌ.pdf"
Error: Could not open '?╡?I.pdf': Invalid argument.
```
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**Operating system**
```
$ uname -a
Darwin tisons-MacBook-Pro.local 19.2.0 Darwin Kernel Version 19.2.0: Sat Nov 9 03:47:04 PST 2019; root:xnu-6153.61.1~20/RELEASE_X86_64 x86_64
```
**Cmake …