memx

memx minics libc.

This crate is implemented memory functions like libc memcmp(), memchr(), memmem(), memcpy(), memset().

Features

• Rewriting with rust lang.
• minimum support rustc 1.46.0 (04488afe3 2020-08-24)

Todo

• [ ] Support the zero overhead trait.
• [x] Support more fast routine on armv7-android
• [x] Support more fast routine on x86_64
• [x] Support #![no_std]

Support status of miri :: rustc 1.56.0-nightly (a6ece5615 2021-08-03)

Ok lists:

• cargo miri test --target=i586-unknown-linux-gnu
• cargo miri test --target=aarch64-unknown-linux-gnu
• cargo miri test --target=armv7-unknown-linux-gnueabihf

Failed lists:

• cargo miri test --target=x86_64-unknown-linux-gnu
• cargo miri test --target=i686-unknown-linux-gnu

miri error: unimplemented intrinsic: simd_eq

Benchmark results

• memchr()
• memcmp()
• memcpy()
• memeq()
• memmem()
• memset()

Changelogs

This crate's changelog here.

License

This project is licensed under either of

• Apache License, Version 2.0, (LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or https://opensource.org/licenses/MIT)

at your option.