bjoernager/rust
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Implement simd_insert

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This commit is contained in:
bjorn3 2020-07-19 14:54:18 +02:00
parent 0b211be054
commit edc0a3470b
2 changed files with 21 additions and 8 deletions
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9
example/std_example.rs
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@ -146,6 +146,7 @@ unsafe fn test_simd() {
// FIXME(#666) implement `#[rustc_arg_required_const(..)]` support
//test_mm_extract_epi8();
//test_mm_insert_epi16();
let mask1 = _mm_movemask_epi8(dbg!(_mm_setr_epi8(255u8 as i8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)));
assert_eq!(mask1, 1);
@ -279,6 +280,14 @@ unsafe fn test_mm_extract_epi8() {
assert_eq!(r2, 3);
}
#[target_feature(enable = "sse2")]
unsafe fn test_mm_insert_epi16() {
let a = _mm_setr_epi16(0, 1, 2, 3, 4, 5, 6, 7);
let r = _mm_insert_epi16(a, 9, 0);
let e = _mm_setr_epi16(9, 1, 2, 3, 4, 5, 6, 7);
assert_eq_m128i(r, e);
}
fn test_checked_mul() {
let u: Option<u8> = u8::from_str_radix("1000", 10).ok();
assert_eq!(u, None);