[PR #354] [MERGED] Enable ARMv8-A CRC32 extension for faster CRC32C #384

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opened 2026-10-26 09:49:33 +00:00 by bsakaguchi · 0 comments

bsakaguchi commented

2026-10-26 09:49:33 +00:00

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📋 Pull Request Information

Original PR: https://github.com/deepseek-ai/3FS/pull/354
Author: @SF-Zhou
Created: 10/22/2025
Status: ✅ Merged
Merged: 10/22/2025
Merged by: @SF-Zhou

Base: main ← Head: SF-Zhou-patch-1

📝 Commits (1)

d45e48a Enable ARMv8-A CRC32 extension for faster CRC32C

📊 Changes

1 file changed (+1 additions, -1 deletions)

View changed files

📝 CMakeLists.txt (+1 -1)

📄 Description

Modify CMakeLists.txt to set -march=armv8-a+crc. This enables the use of hardware-accelerated CRC32 instructions, significantly improving the performance of CRC32C calculations on compatible ARM targets.

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/deepseek-ai/3FS/pull/354 **Author:** [@SF-Zhou](https://github.com/SF-Zhou) **Created:** 10/22/2025 **Status:** ✅ Merged **Merged:** 10/22/2025 **Merged by:** [@SF-Zhou](https://github.com/SF-Zhou) **Base:** `main` ← **Head:** `SF-Zhou-patch-1` --- ### 📝 Commits (1) - [`d45e48a`](https://github.com/deepseek-ai/3FS/commit/d45e48a964cd7d5eef696987ed154eadf44836c0) Enable ARMv8-A CRC32 extension for faster CRC32C ### 📊 Changes **1 file changed** (+1 additions, -1 deletions) <details> <summary>View changed files</summary> 📝 `CMakeLists.txt` (+1 -1) </details> ### 📄 Description Modify CMakeLists.txt to set `-march=armv8-a+crc`. This enables the use of hardware-accelerated CRC32 instructions, significantly improving the performance of CRC32C calculations on compatible ARM targets. --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>

bsakaguchi

2026-10-26 09:49:33 +00:00