Function kvarn::prelude::fs::prelude::utils::prelude::compact_str::core::arch::x86_64::_bextr_u64

pub unsafe fn _bextr_u64(a: u64, start: u32, len: u32) -> u64

Available on non-crate feature miri-test-libstd and x86-64 and non-x86 only.

Extracts bits in range [start, start + length) from a into the least significant bits of the result.

Intel’s documentation