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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="General matrix multiplication (f32)"><title>sgemm in matrixmultiply - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../static.files/rustdoc-42caa33d.css"><meta name="rustdoc-vars" data-root-path="../" data-static-root-path="../static.files/" data-current-crate="matrixmultiply" data-themes="" data-resource-suffix="" data-rustdoc-version="1.84.0 (9fc6b4312 2025-01-07)" data-channel="1.84.0" data-search-js="search-92e6798f.js" data-settings-js="settings-0f613d39.js" ><script src="../static.files/storage-59e33391.js"></script><script defer src="sidebar-items.js"></script><script defer src="../static.files/main-5f194d8c.js"></script><noscript><link rel="stylesheet" href="../static.files/noscript-893ab5e7.css"></noscript><link rel="alternate icon" type="image/png" href="../static.files/favicon-32x32-6580c154.png"><link rel="icon" type="image/svg+xml" href="../static.files/favicon-044be391.svg"></head><body class="rustdoc fn"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle" title="show sidebar"></button></nav><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../matrixmultiply/index.html">matrixmultiply</a><span class="version">0.3.9</span></h2></div><div class="sidebar-elems"><div id="rustdoc-modnav"></div></div></nav><div class="sidebar-resizer"></div><main><div class="width-limiter"><rustdoc-search></rustdoc-search><section id="main-content" class="content"><div class="main-heading"><span class="rustdoc-breadcrumbs"><a href="index.html">matrixmultiply</a></span><h1>Function <span class="fn">sgemm</span><button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../src/matrixmultiply/gemm.rs.html#51-65">Source</a> </span></div><pre class="rust item-decl"><code>pub unsafe fn sgemm(
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m: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>,
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k: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>,
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n: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.usize.html">usize</a>,
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alpha: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.f32.html">f32</a>,
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a: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.pointer.html">*const </a><a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.f32.html">f32</a>,
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rsa: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.isize.html">isize</a>,
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csa: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.isize.html">isize</a>,
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b: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.pointer.html">*const </a><a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.f32.html">f32</a>,
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rsb: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.isize.html">isize</a>,
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csb: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.isize.html">isize</a>,
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beta: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.f32.html">f32</a>,
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c: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.pointer.html">*mut </a><a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.f32.html">f32</a>,
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rsc: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.isize.html">isize</a>,
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csc: <a class="primitive" href="https://doc.rust-lang.org/1.84.0/std/primitive.isize.html">isize</a>,
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)</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>General matrix multiplication (f32)</p>
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<p>C ← α A B + β C</p>
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<ul>
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<li>m, k, n: dimensions</li>
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<li>a, b, c: pointer to the first element in the matrix</li>
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<li>A: m by k matrix</li>
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<li>B: k by n matrix</li>
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<li>C: m by n matrix</li>
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<li>rs<em>x</em>: row stride of <em>x</em></li>
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<li>cs<em>x</em>: col stride of <em>x</em></li>
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</ul>
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<p>Strides for A and B may be arbitrary. Strides for C must not result in
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elements that alias each other, for example they can not be zero.</p>
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<p>If β is zero, then C does not need to be initialized.</p>
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</div></details></section></div></main></body></html> |