Function core::arch::x86::_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 only.Expand description
从 a
提取范围为 [start,start
+ length
) 的位到结果的最低有效位。