rust/crates/core_simd/src/comparisons.rs
Jubilee Young b25ed7f86d Restructure crate as core module
Aligns module with rust-lang/library/core, creating an... unusual
architecture that is easier to pull in as a module, as core itself can
have no dependencies (as we haven't built core yet).
2021-09-18 23:26:10 -07:00

51 lines
1.8 KiB
Rust

use crate::simd::intrinsics;
use crate::simd::{LaneCount, Mask, Simd, SimdElement, SupportedLaneCount};
impl<T, const LANES: usize> Simd<T, LANES>
where
T: SimdElement + PartialEq,
LaneCount<LANES>: SupportedLaneCount,
{
/// Test if each lane is equal to the corresponding lane in `other`.
#[inline]
pub fn lanes_eq(self, other: Self) -> Mask<T::Mask, LANES> {
unsafe { Mask::from_int_unchecked(intrinsics::simd_eq(self, other)) }
}
/// Test if each lane is not equal to the corresponding lane in `other`.
#[inline]
pub fn lanes_ne(self, other: Self) -> Mask<T::Mask, LANES> {
unsafe { Mask::from_int_unchecked(intrinsics::simd_ne(self, other)) }
}
}
impl<T, const LANES: usize> Simd<T, LANES>
where
T: SimdElement + PartialOrd,
LaneCount<LANES>: SupportedLaneCount,
{
/// Test if each lane is less than the corresponding lane in `other`.
#[inline]
pub fn lanes_lt(self, other: Self) -> Mask<T::Mask, LANES> {
unsafe { Mask::from_int_unchecked(intrinsics::simd_lt(self, other)) }
}
/// Test if each lane is greater than the corresponding lane in `other`.
#[inline]
pub fn lanes_gt(self, other: Self) -> Mask<T::Mask, LANES> {
unsafe { Mask::from_int_unchecked(intrinsics::simd_gt(self, other)) }
}
/// Test if each lane is less than or equal to the corresponding lane in `other`.
#[inline]
pub fn lanes_le(self, other: Self) -> Mask<T::Mask, LANES> {
unsafe { Mask::from_int_unchecked(intrinsics::simd_le(self, other)) }
}
/// Test if each lane is greater than or equal to the corresponding lane in `other`.
#[inline]
pub fn lanes_ge(self, other: Self) -> Mask<T::Mask, LANES> {
unsafe { Mask::from_int_unchecked(intrinsics::simd_ge(self, other)) }
}
}