## _bextr2_u64

# Function _bextr2_u64

1.27.0 · Source

    pub fn _bextr2_u64(a: u64, control: u64) -> u64

Available on x86-64 and target feature `bmi1` only.
Expand description

Extracts bits of `a` specified by `control` into the least significant bits of the result.

Bits `[7,0]` of `control` specify the index to the first bit in the range to be extracted, and bits `[15,8]` specify the length of the range.

Intel’s documentation