[−][src]Trait bitintr::Pext
Parallel bits extract
Required methods
fn pext(self, mask: Self) -> Self
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.
Instructionss
PEXT
:- Description: Parallel bits extract.
- Architecture: x86.
- Instruction set: BMI2.
- Registers: 32/64 bit.
Example
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!(n.pext(m0), s0); assert_eq!(n.pext(m1), s1);