Timerix/DTLib.XXHash
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Oleksandr Melnyk 2022-06-05 21:51:05 +03:00
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commit fd0957c08a
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3
CHANGELOG.md
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# 2022-06-05
- Added SIMD support for xxHash128
- Inlined all method calls for xxHash128
# 2022-06-03 # 2022-06-03
- Added xxHash128 - Added xxHash128
- Migrated to net6 - Migrated to net6

36
README.md
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``` ```
## Benchmarks ## Benchmarks
This benchmark was launched on a **Windows 10 (10.0.16299.309)**. The reference system uses a **Intel Core i7-4700MQ CPU 2.40GHz (Haswell)** This benchmark was launched on a **Windows 10.0.19044.1706 (21H2)**. The reference system uses a **AMD Ryzen 7 2700, 1 CPU, 16 logical and 8 physical cores**
```
BenchmarkDotNet=v0.13.1, OS=Windows 10.0.19044.1706 (21H2)
AMD Ryzen 7 2700, 1 CPU, 16 logical and 8 physical cores
.NET SDK=6.0.300
[Host] : .NET 6.0.5 (6.0.522.21309), X64 RyuJIT
Job-HQVLOG : .NET 6.0.5 (6.0.522.21309), X64 RyuJIT
Runtime=.NET 6.0
```
| Method | x64 | | Method | x64 |
|---------------|----------:| |----------------|----------=:|
| Hash32 Array | 5.05 GB/s | | Hash32 Array | 5.87 GB/s |
| Hash64 Array | 8.92 GB/s | | Hash64 Array | 9.07 GB/s |
| Hash32 Span | 5.05 GB/s | | Hash128 Array | 12.04 GB/s |
| Hash64 Span | 8.92 GB/s | | Hash32 Span | 5.87 GB/s |
| Hash64 Span | 9.07 GB/s |
| Hash128 Span | 12.04 GB/s |
| Hash32 Stream | 3.22 GB/s | | Hash32 Stream | 3.22 GB/s |
| Hash64 Stream | 4.81 GB/s | | Hash64 Stream | 4.81 GB/s |
## Comparison between С# and C implementation ## Comparison between С# and C implementation
| Method | Platform | Language | 1KB Time | 1MB Time | 1GB Time | Speed | Difference | | Method | Platform | Language | 1KB Time | 1MB Time | 1GB Time | Speed |
|--------|---------:|---------:|----------:|----------:|----------:|----------:|-----------:| |-------------------:|---------:|---------:|----------:|----------:|----------:|-----------:|
| Hash32 | x64 | C# | 185.1 ns | 170.6 us | 193.6 ms | 5.16 GB/s | 1.4 % | | Hash32 | x64 | C# | 151.5 ns | 143.4 us | 170.3 ms | 5.87 GB/s |
| Hash32 | x64 | C | 183.5 ns | 170.1 us | 190.8 ms | 5.24 GB/s | 1.4 % | | Hash32 | x64 | C | 138.5 ns | 129.5 us | 152.4 ms | 6.56 GB/s |
| Hash64 | x64 | C# | 117.3 ns | 87.1 us | 116.9 ms | 8.55 GB/s | 2.4 % | | Hash64 | x64 | C# | 84.6 ns | 77.9 us | 110.2 ms | 9.07 GB/s |
| Hash64 | x64 | C | 104.8 ns | 85.3 us | 114.1 ms | 8.76 GB/s | 2.4 % | | Hash64 | x64 | C | 74.2 ns | 64.8 us | 83.0 ms | 12.04 GB/s |
| Hash128 (SSE2/AVX2)| x64 | C# | 151.6 ns | 64.5 us | 80.5 ms | 12.04 GB/s |
| Hash128 (SSE2/AVX2)| x64 | C | 84.4 ns | 38.3 us | 57.4 ms | 17.42 GB/s |
## Api ## Api

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nuget.props
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<PropertyGroup> <PropertyGroup>
<TargetFramework>net6.0</TargetFramework> <TargetFramework>net6.0</TargetFramework>
<PackageId>Standart.Hash.xxHash</PackageId> <PackageId>Standart.Hash.xxHash</PackageId>
<VersionPrefix>4.0.0</VersionPrefix> <VersionPrefix>4.0.1</VersionPrefix>
<AssemblyName>Standart.Hash.xxHash</AssemblyName> <AssemblyName>Standart.Hash.xxHash</AssemblyName>
<AssemblyTitle>Standart.Hash.xxHash</AssemblyTitle> <AssemblyTitle>Standart.Hash.xxHash</AssemblyTitle>
<Authors>Oleksandr Melnyk</Authors> <Authors>Oleksandr Melnyk</Authors>