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rust-lang · Sep 28, 2024 · 3f79b14 · 3f79b14
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diff --git a/core_simd/simd/struct.Mask.html b/core_simd/simd/struct.Mask.html
diff --git a/core_simd/simd/struct.Simd.html b/core_simd/simd/struct.Simd.html
diff --git a/search-index.js b/search-index.js
diff --git a/search.desc/core_simd/core_simd-desc-0-.js b/search.desc/core_simd/core_simd-desc-0-.js
diff --git a/src/core_simd/swizzle.rs.html b/src/core_simd/swizzle.rs.html
@@ -561,6 +561,80 @@
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 </pre></div><pre class="rust"><code><span class="kw">use </span><span class="kw">crate</span>::simd::{LaneCount, Mask, MaskElement, Simd, SimdElement, SupportedLaneCount};
 
 <span class="doccomment">/// Constructs a new SIMD vector by copying elements from selected elements in other vectors.
@@ -814,6 +888,50 @@
         Rotate::&lt;OFFSET&gt;::swizzle(<span class="self">self</span>)
     }
 
+    <span class="doccomment">/// Shifts the vector elements to the left by `OFFSET`, filling in with
+    /// `padding` from the right.
+    </span><span class="attr">#[inline]
+    #[must_use = <span class="string">"method returns a new vector and does not mutate the original inputs"</span>]
+    </span><span class="kw">pub fn </span>shift_elements_left&lt;<span class="kw">const </span>OFFSET: usize&gt;(<span class="self">self</span>, padding: T) -&gt; <span class="self">Self </span>{
+        <span class="kw">struct </span>Shift&lt;<span class="kw">const </span>OFFSET: usize&gt;;
+
+        <span class="kw">impl</span>&lt;<span class="kw">const </span>OFFSET: usize, <span class="kw">const </span>N: usize&gt; Swizzle&lt;N&gt; <span class="kw">for </span>Shift&lt;OFFSET&gt; {
+            <span class="kw">const </span>INDEX: [usize; N] = <span class="kw">const </span>{
+                <span class="kw">let </span><span class="kw-2">mut </span>index = [N; N];
+                <span class="kw">let </span><span class="kw-2">mut </span>i = <span class="number">0</span>;
+                <span class="kw">while </span>i + OFFSET &lt; N {
+                    index[i] = i + OFFSET;
+                    i += <span class="number">1</span>;
+                }
+                index
+            };
+        }
+
+        Shift::&lt;OFFSET&gt;::concat_swizzle(<span class="self">self</span>, Simd::splat(padding))
+    }
+
+    <span class="doccomment">/// Shifts the vector elements to the right by `OFFSET`, filling in with
+    /// `padding` from the left.
+    </span><span class="attr">#[inline]
+    #[must_use = <span class="string">"method returns a new vector and does not mutate the original inputs"</span>]
+    </span><span class="kw">pub fn </span>shift_elements_right&lt;<span class="kw">const </span>OFFSET: usize&gt;(<span class="self">self</span>, padding: T) -&gt; <span class="self">Self </span>{
+        <span class="kw">struct </span>Shift&lt;<span class="kw">const </span>OFFSET: usize&gt;;
+
+        <span class="kw">impl</span>&lt;<span class="kw">const </span>OFFSET: usize, <span class="kw">const </span>N: usize&gt; Swizzle&lt;N&gt; <span class="kw">for </span>Shift&lt;OFFSET&gt; {
+            <span class="kw">const </span>INDEX: [usize; N] = <span class="kw">const </span>{
+                <span class="kw">let </span><span class="kw-2">mut </span>index = [N; N];
+                <span class="kw">let </span><span class="kw-2">mut </span>i = OFFSET;
+                <span class="kw">while </span>i &lt; N {
+                    index[i] = i - OFFSET;
+                    i += <span class="number">1</span>;
+                }
+                index
+            };
+        }
+
+        Shift::&lt;OFFSET&gt;::concat_swizzle(<span class="self">self</span>, Simd::splat(padding))
+    }
+
     <span class="doccomment">/// Interleave two vectors.
     ///
     /// The resulting vectors contain elements taken alternatively from `self` and `other`, first
@@ -1014,6 +1132,36 @@
         </span><span class="kw">unsafe </span>{ <span class="self">Self</span>::from_int_unchecked(<span class="self">self</span>.to_int().rotate_elements_right::&lt;OFFSET&gt;()) }
     }
 
+    <span class="doccomment">/// Shifts the mask elements to the left by `OFFSET`, filling in with
+    /// `padding` from the right.
+    </span><span class="attr">#[inline]
+    #[must_use = <span class="string">"method returns a new mask and does not mutate the original inputs"</span>]
+    </span><span class="kw">pub fn </span>shift_elements_left&lt;<span class="kw">const </span>OFFSET: usize&gt;(<span class="self">self</span>, padding: bool) -&gt; <span class="self">Self </span>{
+        <span class="comment">// Safety: swizzles are safe for masks
+        </span><span class="kw">unsafe </span>{
+            <span class="self">Self</span>::from_int_unchecked(<span class="self">self</span>.to_int().shift_elements_left::&lt;OFFSET&gt;(<span class="kw">if </span>padding {
+                T::TRUE
+            } <span class="kw">else </span>{
+                T::FALSE
+            }))
+        }
+    }
+
+    <span class="doccomment">/// Shifts the mask elements to the right by `OFFSET`, filling in with
+    /// `padding` from the left.
+    </span><span class="attr">#[inline]
+    #[must_use = <span class="string">"method returns a new mask and does not mutate the original inputs"</span>]
+    </span><span class="kw">pub fn </span>shift_elements_right&lt;<span class="kw">const </span>OFFSET: usize&gt;(<span class="self">self</span>, padding: bool) -&gt; <span class="self">Self </span>{
+        <span class="comment">// Safety: swizzles are safe for masks
+        </span><span class="kw">unsafe </span>{
+            <span class="self">Self</span>::from_int_unchecked(<span class="self">self</span>.to_int().shift_elements_right::&lt;OFFSET&gt;(<span class="kw">if </span>padding {
+                T::TRUE
+            } <span class="kw">else </span>{
+                T::FALSE
+            }))
+        }
+    }
+
     <span class="doccomment">/// Interleave two masks.
     ///
     /// The resulting masks contain elements taken alternatively from `self` and `other`, first

diff --git a/type.impl/core_simd/simd/struct.Mask.js b/type.impl/core_simd/simd/struct.Mask.js
diff --git a/type.impl/core_simd/simd/struct.Simd.js b/type.impl/core_simd/simd/struct.Simd.js