Function core::arch::x86_64::_bextr_u32

1.27.0 · source ·

pub unsafe fn _bextr_u32(a: u32, start: u32, len: u32) -> u32

Available on (x86 or x86-64) and target feature bmi1 and x86-64 only.

Expand description

从 a 提取范围为 [start，start + length) 的位到结果的最低有效位。