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@calebzulawski
calebzulawski committed Aug 25, 2024
1 parent b1a3aab commit 5304ce3
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72 changes: 40 additions & 32 deletions core_simd/simd/num/trait.SimdInt.html
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48 changes: 28 additions & 20 deletions core_simd/simd/num/trait.SimdUint.html
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84 changes: 47 additions & 37 deletions core_simd/simd/struct.Simd.html
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50 changes: 48 additions & 2 deletions src/core_simd/simd/num/int.rs.html
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</pre></div><pre class="rust"><code><span class="kw">use </span><span class="kw">super</span>::sealed::Sealed;
<span class="kw">use </span><span class="kw">crate</span>::simd::{
cmp::SimdPartialOrd, num::SimdUint, LaneCount, Mask, Simd, SimdCast, SimdElement,
cmp::SimdOrd, cmp::SimdPartialOrd, num::SimdUint, LaneCount, Mask, Simd, SimdCast, SimdElement,
SupportedLaneCount,
};

Expand Down Expand Up @@ -441,11 +464,27 @@
/// # #[cfg(not(feature = "as_crate"))] use core::simd;
/// # use simd::prelude::*;
/// use core::i32::{MIN, MAX};
/// let xs = Simd::from_array([MIN, MIN +1, -5, 0]);
/// let xs = Simd::from_array([MIN, MIN + 1, -5, 0]);
/// assert_eq!(xs.abs(), Simd::from_array([MIN, MAX, 5, 0]));
/// ```
</span><span class="kw">fn </span>abs(<span class="self">self</span>) -&gt; <span class="self">Self</span>;

<span class="doccomment">/// Lanewise absolute difference.
/// Every element becomes the absolute difference of `self` and `second`.
///
/// # Examples
/// ```
/// # #![feature(portable_simd)]
/// # #[cfg(feature = "as_crate")] use core_simd::simd;
/// # #[cfg(not(feature = "as_crate"))] use core::simd;
/// # use simd::prelude::*;
/// use core::i32::{MIN, MAX};
/// let a = Simd::from_array([MIN, MAX, 100, -100]);
/// let b = Simd::from_array([MAX, MIN, -80, -120]);
/// assert_eq!(a.abs_diff(b), Simd::from_array([u32::MAX, u32::MAX, 180, 20]));
/// ```
</span><span class="kw">fn </span>abs_diff(<span class="self">self</span>, second: <span class="self">Self</span>) -&gt; <span class="self">Self</span>::Unsigned;

<span class="doccomment">/// Lanewise saturating absolute value, implemented in Rust.
/// As abs(), except the MIN value becomes MAX instead of itself.
///
Expand Down Expand Up @@ -630,6 +669,13 @@
(<span class="self">self</span>^m) - m
}

<span class="attr">#[inline]
</span><span class="kw">fn </span>abs_diff(<span class="self">self</span>, second: <span class="self">Self</span>) -&gt; <span class="self">Self</span>::Unsigned {
<span class="kw">let </span>max = <span class="self">self</span>.simd_max(second);
<span class="kw">let </span>min = <span class="self">self</span>.simd_min(second);
(max - min).cast()
}

<span class="attr">#[inline]
</span><span class="kw">fn </span>saturating_abs(<span class="self">self</span>) -&gt; <span class="self">Self </span>{
<span class="comment">// arith shift for -1 or 0 mask based on sign bit, giving 2s complement
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48 changes: 47 additions & 1 deletion src/core_simd/simd/num/uint.rs.html
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</pre></div><pre class="rust"><code><span class="kw">use </span><span class="kw">super</span>::sealed::Sealed;
<span class="kw">use </span><span class="kw">crate</span>::simd::{LaneCount, Simd, SimdCast, SimdElement, SupportedLaneCount};
<span class="kw">use </span><span class="kw">crate</span>::simd::{cmp::SimdOrd, LaneCount, Simd, SimdCast, SimdElement, SupportedLaneCount};

<span class="doccomment">/// Operations on SIMD vectors of unsigned integers.
</span><span class="kw">pub trait </span>SimdUint: Copy + Sealed {
Expand Down Expand Up @@ -278,6 +301,22 @@
/// assert_eq!(sat, Simd::splat(0));
</span><span class="kw">fn </span>saturating_sub(<span class="self">self</span>, second: <span class="self">Self</span>) -&gt; <span class="self">Self</span>;

<span class="doccomment">/// Lanewise absolute difference.
/// Every element becomes the absolute difference of `self` and `second`.
///
/// # Examples
/// ```
/// # #![feature(portable_simd)]
/// # #[cfg(feature = "as_crate")] use core_simd::simd;
/// # #[cfg(not(feature = "as_crate"))] use core::simd;
/// # use simd::prelude::*;
/// use core::u32::MAX;
/// let a = Simd::from_array([0, MAX, 100, 20]);
/// let b = Simd::from_array([MAX, 0, 80, 200]);
/// assert_eq!(a.abs_diff(b), Simd::from_array([MAX, MAX, 20, 180]));
/// ```
</span><span class="kw">fn </span>abs_diff(<span class="self">self</span>, second: <span class="self">Self</span>) -&gt; <span class="self">Self</span>;

<span class="doccomment">/// Returns the sum of the elements of the vector, with wrapping addition.
</span><span class="kw">fn </span>reduce_sum(<span class="self">self</span>) -&gt; <span class="self">Self</span>::Scalar;

Expand Down Expand Up @@ -359,6 +398,13 @@
</span><span class="kw">unsafe </span>{ core::intrinsics::simd::simd_saturating_sub(<span class="self">self</span>, second) }
}

<span class="attr">#[inline]
</span><span class="kw">fn </span>abs_diff(<span class="self">self</span>, second: <span class="self">Self</span>) -&gt; <span class="self">Self </span>{
<span class="kw">let </span>max = <span class="self">self</span>.simd_max(second);
<span class="kw">let </span>min = <span class="self">self</span>.simd_min(second);
max - min
}

<span class="attr">#[inline]
</span><span class="kw">fn </span>reduce_sum(<span class="self">self</span>) -&gt; <span class="self">Self</span>::Scalar {
<span class="comment">// Safety: `self` is an integer vector
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2 changes: 1 addition & 1 deletion type.impl/core_simd/simd/struct.Simd.js
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