Function core::arch::x86_64::_mm256_shuffle_epi32
1.27.0 · source · pub unsafe fn _mm256_shuffle_epi32(a: __m256i, const MASK: i32) -> __m256i
Available on (x86 or x86-64) and target feature
avx2
and x86-64 only.Expand description
Shuffles 32-bit integers in 128-bit lanes of a
using the control in
imm8
.
#[cfg(target_arch = "x86")]
use std::arch::x86::*;
#[cfg(target_arch = "x86_64")]
use std::arch::x86_64::*;
let a = _mm256_setr_epi32(0, 1, 2, 3, 4, 5, 6, 7);
let c1 = _mm256_shuffle_epi32(a, 0b00_11_10_01);
let c2 = _mm256_shuffle_epi32(a, 0b01_00_10_11);
let expected1 = _mm256_setr_epi32(1, 2, 3, 0, 5, 6, 7, 4);
let expected2 = _mm256_setr_epi32(3, 2, 0, 1, 7, 6, 4, 5);
assert_eq!(_mm256_movemask_epi8(_mm256_cmpeq_epi8(c1, expected1)), !0);
assert_eq!(_mm256_movemask_epi8(_mm256_cmpeq_epi8(c2, expected2)), !0);
Run