memx

Crates.io	memx
lib.rs	memx
version	0.1.32
source	src
created_at	2021-05-12 08:26:33.699518
updated_at	2024-06-19 01:00:37.029937
description	memory functions like libc memcmp(), memchr(), memmem(), memcpy(), memset()
homepage
repository	https://github.com/aki-akaguma/memx
max_upload_size
id	396446
size	1,107,203

(aki-akaguma)

documentation

README

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 1.56.1 (59eed8a2a 2021-11-01)

Todo

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

Support status of miri :: rustc 1.68.0-nightly (77429957a 2023-01-01)

Ok lists:

cargo +nightly miri test --target=x86_64-unknown-linux-gnu
cargo +nightly miri test --target=i686-unknown-linux-gnu
cargo +nightly miri test --target=i586-unknown-linux-gnu
cargo +nightly miri test --target=aarch64-unknown-linux-gnu
cargo +nightly miri test --target=armv7-unknown-linux-gnueabihf

Failed lists:

nothing

Benchmark results

forward search	backward search
`memchr()`	`memrchr()`
`memnechr()`	`memrnechr()`
`memmem()`	`memrmem()`

`memchr_dbl()`	`memrchr_dbl()`
`memchr_tpl()`	`memrchr_tpl()`
`memchr_qpl()`	`memrchr_qpl()`

`memnechr_dbl()`	`memrnechr_dbl()`
`memnechr_tpl()`	`memrnechr_tpl()`
`memnechr_qpl()`	`memrnechr_qpl()`

memory op
`memcmp()`
`memeq()`
`memcpy()`
`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.

Commit count: 214

cargo fmt