New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

cpufeatures: requesting support for the newly added target features #1112

Open

sayantn opened this issue Sep 14, 2024 · 1 comment

sayantn commented Sep 14, 2024

Some new target features were added to Rust

Expand avx512_target_feature to include VEX variants rust-lang/rust#126617 avxifma, avxvnni, avxvnniint8, avxvnniint16 and avxneconvert
Add AMX target-features and x86_amx_intrinsics feature flag rust-lang/rust#126639 amx-tile, amx-int8, amx-bf16, amx-fp16 and amx-complex
Added SHA512, SM3, SM4 target-features and sha512_sm_x86 feature gate rust-lang/rust#126704 sha512, sm3 and sm4
rustc_target: Add various aarch64 features rust-lang/rust#128192 many new AArch64 target features

The text was updated successfully, but these errors were encountered:

Member

tarcieri commented Oct 16, 2024

TIL there are SHA-512 intrinsics for x86 CPUs. Apparently only for Arrow Lake and Lunar Lake:

https://en.wikipedia.org/wiki/Intel_SHA_extensions

VSHA512RNDS2
VSHA512MSG1
VSHA512MSG2

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment