Function bitintr::bmi2::pext
[−]
[src]
pub fn pext<T: PEXT>(x: T, y: T) -> T
Parallel bits extract.
Gathers the bits of x
specified by the mask_
into the contiguous low
order bit positions of the result.
The remaining high-order bits of the result are set to zero.
Keywords: Parallel bits extract, gather bits.
Intrinsics (when available BMI2)
PEXT
: Parallel bits extract
(supports 32/64 bit registers).
Examples
use bitintr::bmi2::pext; let n = 0b1011_1110_1001_0011u16; let m0 = 0b0110_0011_1000_0101u16; let s0 = 0b0000_0000_0011_0101u16; let m1 = 0b1110_1011_1110_1111u16; let s1 = 0b0001_0111_0100_0011u16; assert_eq!(pext(n, m0), s0); assert_eq!(pext(n, m1), s1);