Spaces:

Do0rMaMu
/

Factory-POC

Sleeping

App Files Files Community

Factory-POC / flash-attention /csrc /cutlass /python /docs /cutlass.html

Do0rMaMu

Upload folder using huggingface_hub

e45d058 verified 8 months ago

raw

history blame contribute delete

43.3 kB

	<!doctype html>
	<html class="no-js" lang="en">
	<head><meta charset="utf-8"/>
	<meta name="viewport" content="width=device-width,initial-scale=1"/>
	<meta name="color-scheme" content="light dark"><meta name="generator" content="Docutils 0.19: https://docutils.sourceforge.io/" />
	<link rel="index" title="Index" href="genindex.html" /><link rel="search" title="Search" href="search.html" /><link rel="next" title="Emitters" href="cutlass.emit.html" /><link rel="prev" title="CUTLASS Python API" href="modules.html" />
	<link rel="canonical" href="docs/cutlass.html" />

	<!-- Generated with Sphinx 6.1.3 and Furo 2023.03.27 -->
	<title>CUTLASS - CUTLASS Python</title>
	<link rel="stylesheet" type="text/css" href="_static/pygments.css" />
	<link rel="stylesheet" type="text/css" href="_static/styles/furo.css?digest=fad236701ea90a88636c2a8c73b44ae642ed2a53" />
	<link rel="stylesheet" type="text/css" href="_static/copybutton.css" />
	<link rel="stylesheet" type="text/css" href="_static/tabs.css" />
	<link rel="stylesheet" type="text/css" href="_static/styles/furo-extensions.css?digest=30d1aed668e5c3a91c3e3bf6a60b675221979f0e" />




	<style>
	body {
	--color-code-background: #eeffcc;
	--color-code-foreground: black;
	--color-brand-primary: #76B900;
	--color-brand-content: #76B900;

	}
	@media not print {
	body[data-theme="dark"] {
	--color-code-background: #272822;
	--color-code-foreground: #f8f8f2;
	--color-brand-primary: #76B900;
	--color-brand-content: #76B900;

	}
	@media (prefers-color-scheme: dark) {
	body:not([data-theme="light"]) {
	--color-code-background: #272822;
	--color-code-foreground: #f8f8f2;
	--color-brand-primary: #76B900;
	--color-brand-content: #76B900;

	}
	}
	}
	</style></head>
	<body>

	<script>
	document.body.dataset.theme = localStorage.getItem("theme") \|\| "auto";
	</script>


	<svg xmlns="http://www.w3.org/2000/svg" style="display: none;">
	<symbol id="svg-toc" viewBox="0 0 24 24">
	<title>Contents</title>
	<svg stroke="currentColor" fill="currentColor" stroke-width="0" viewBox="0 0 1024 1024">
	<path d="M408 442h480c4.4 0 8-3.6 8-8v-56c0-4.4-3.6-8-8-8H408c-4.4 0-8 3.6-8 8v56c0 4.4 3.6 8 8 8zm-8 204c0 4.4 3.6 8 8 8h480c4.4 0 8-3.6 8-8v-56c0-4.4-3.6-8-8-8H408c-4.4 0-8 3.6-8 8v56zm504-486H120c-4.4 0-8 3.6-8 8v56c0 4.4 3.6 8 8 8h784c4.4 0 8-3.6 8-8v-56c0-4.4-3.6-8-8-8zm0 632H120c-4.4 0-8 3.6-8 8v56c0 4.4 3.6 8 8 8h784c4.4 0 8-3.6 8-8v-56c0-4.4-3.6-8-8-8zM115.4 518.9L271.7 642c5.8 4.6 14.4.5 14.4-6.9V388.9c0-7.4-8.5-11.5-14.4-6.9L115.4 505.1a8.74 8.74 0 0 0 0 13.8z"/>
	</svg>
	</symbol>
	<symbol id="svg-menu" viewBox="0 0 24 24">
	<title>Menu</title>
	<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"
	stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather-menu">
	<line x1="3" y1="12" x2="21" y2="12"></line>
	<line x1="3" y1="6" x2="21" y2="6"></line>
	<line x1="3" y1="18" x2="21" y2="18"></line>
	</svg>
	</symbol>
	<symbol id="svg-arrow-right" viewBox="0 0 24 24">
	<title>Expand</title>
	<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"
	stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather-chevron-right">
	<polyline points="9 18 15 12 9 6"></polyline>
	</svg>
	</symbol>
	<symbol id="svg-sun" viewBox="0 0 24 24">
	<title>Light mode</title>
	<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"
	stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" class="feather-sun">
	<circle cx="12" cy="12" r="5"></circle>
	<line x1="12" y1="1" x2="12" y2="3"></line>
	<line x1="12" y1="21" x2="12" y2="23"></line>
	<line x1="4.22" y1="4.22" x2="5.64" y2="5.64"></line>
	<line x1="18.36" y1="18.36" x2="19.78" y2="19.78"></line>
	<line x1="1" y1="12" x2="3" y2="12"></line>
	<line x1="21" y1="12" x2="23" y2="12"></line>
	<line x1="4.22" y1="19.78" x2="5.64" y2="18.36"></line>
	<line x1="18.36" y1="5.64" x2="19.78" y2="4.22"></line>
	</svg>
	</symbol>
	<symbol id="svg-moon" viewBox="0 0 24 24">
	<title>Dark mode</title>
	<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"
	stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" class="icon-tabler-moon">
	<path stroke="none" d="M0 0h24v24H0z" fill="none" />
	<path d="M12 3c.132 0 .263 0 .393 0a7.5 7.5 0 0 0 7.92 12.446a9 9 0 1 1 -8.313 -12.454z" />
	</svg>
	</symbol>
	<symbol id="svg-sun-half" viewBox="0 0 24 24">
	<title>Auto light/dark mode</title>
	<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"
	stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" class="icon-tabler-shadow">
	<path stroke="none" d="M0 0h24v24H0z" fill="none"/>
	<circle cx="12" cy="12" r="9" />
	<path d="M13 12h5" />
	<path d="M13 15h4" />
	<path d="M13 18h1" />
	<path d="M13 9h4" />
	<path d="M13 6h1" />
	</svg>
	</symbol>
	</svg>

	<input type="checkbox" class="sidebar-toggle" name="__navigation" id="__navigation">
	<input type="checkbox" class="sidebar-toggle" name="__toc" id="__toc">
	<label class="overlay sidebar-overlay" for="__navigation">
	<div class="visually-hidden">Hide navigation sidebar</div>
	</label>
	<label class="overlay toc-overlay" for="__toc">
	<div class="visually-hidden">Hide table of contents sidebar</div>
	</label>



	<div class="page">
	<header class="mobile-header">
	<div class="header-left">
	<label class="nav-overlay-icon" for="__navigation">
	<div class="visually-hidden">Toggle site navigation sidebar</div>
	<i class="icon"><svg><use href="#svg-menu"></use></svg></i>
	</label>
	</div>
	<div class="header-center">
	<a href="index.html"><div class="brand">CUTLASS Python</div></a>
	</div>
	<div class="header-right">
	<div class="theme-toggle-container theme-toggle-header">
	<button class="theme-toggle">
	<div class="visually-hidden">Toggle Light / Dark / Auto color theme</div>
	<svg class="theme-icon-when-auto"><use href="#svg-sun-half"></use></svg>
	<svg class="theme-icon-when-dark"><use href="#svg-moon"></use></svg>
	<svg class="theme-icon-when-light"><use href="#svg-sun"></use></svg>
	</button>
	</div>
	<label class="toc-overlay-icon toc-header-icon" for="__toc">
	<div class="visually-hidden">Toggle table of contents sidebar</div>
	<i class="icon"><svg><use href="#svg-toc"></use></svg></i>
	</label>
	</div>
	</header>
	<aside class="sidebar-drawer">
	<div class="sidebar-container">

	<div class="sidebar-sticky"><a class="sidebar-brand" href="index.html">

	<div class="sidebar-logo-container">
	<img class="sidebar-logo only-light" src="_static/cutlass-logo-small.png" alt="Light Logo"/>
	<img class="sidebar-logo only-dark" src="_static/cutlass-logo-small.png" alt="Dark Logo"/>
	</div>

	<span class="sidebar-brand-text">CUTLASS Python</span>

	</a><form class="sidebar-search-container" method="get" action="search.html" role="search">
	<input class="sidebar-search" placeholder="Search" name="q" aria-label="Search">
	<input type="hidden" name="check_keywords" value="yes">
	<input type="hidden" name="area" value="default">
	</form>
	<div id="searchbox"></div><div class="sidebar-scroll"><div class="sidebar-tree">
	<ul>
	<li class="toctree-l1"><a class="reference internal" href="index.html">Home</a></li>
	</ul>
	<p class="caption" role="heading"><span class="caption-text">Getting Started:</span></p>
	<ul>
	<li class="toctree-l1"><a class="reference internal" href="install.html">Installation</a></li>
	<li class="toctree-l1"><a class="reference internal" href="externals/00_basic_gemm.html">Getting Started</a></li>
	<li class="toctree-l1"><a class="reference internal" href="contribute.html">Contributing</a></li>
	</ul>
	<p class="caption" role="heading"><span class="caption-text">Python Documentation:</span></p>
	<ul class="current">
	<li class="toctree-l1 current has-children"><a class="reference internal" href="modules.html">CUTLASS Python API</a><input checked="" class="toctree-checkbox" id="toctree-checkbox-1" name="toctree-checkbox-1" role="switch" type="checkbox"/><label for="toctree-checkbox-1"><div class="visually-hidden">Toggle child pages in navigation</div><i class="icon"><svg><use href="#svg-arrow-right"></use></svg></i></label><ul class="current">
	<li class="toctree-l2 current has-children current-page"><a class="current reference internal" href="#">CUTLASS</a><input checked="" class="toctree-checkbox" id="toctree-checkbox-2" name="toctree-checkbox-2" role="switch" type="checkbox"/><label for="toctree-checkbox-2"><div class="visually-hidden">Toggle child pages in navigation</div><i class="icon"><svg><use href="#svg-arrow-right"></use></svg></i></label><ul>
	<li class="toctree-l3"><a class="reference internal" href="cutlass.emit.html">Emitters</a></li>
	<li class="toctree-l3"><a class="reference internal" href="cutlass.op.html">Operations</a></li>
	<li class="toctree-l3"><a class="reference internal" href="cutlass.utils.html">Utilities</a></li>
	</ul>
	</li>
	</ul>
	</li>
	</ul>
	<p class="caption" role="heading"><span class="caption-text">Examples and Tutorials:</span></p>
	<ul>
	<li class="toctree-l1 has-children"><a class="reference internal" href="examples.html">Examples</a><input class="toctree-checkbox" id="toctree-checkbox-3" name="toctree-checkbox-3" role="switch" type="checkbox"/><label for="toctree-checkbox-3"><div class="visually-hidden">Toggle child pages in navigation</div><i class="icon"><svg><use href="#svg-arrow-right"></use></svg></i></label><ul>
	<li class="toctree-l2"><a class="reference internal" href="externals/00_basic_gemm.html">Basic GEMM</a></li>
	<li class="toctree-l2"><a class="reference internal" href="externals/01_epilogue.html">Epilogue</a></li>
	<li class="toctree-l2"><a class="reference internal" href="externals/02_pytorch_extension_grouped_gemm.html">PyTorch Extension</a></li>
	</ul>
	</li>
	</ul>
	<p class="caption" role="heading"><span class="caption-text">Reference:</span></p>
	<ul>
	<li class="toctree-l1"><a class="reference external" href="https://github.com/NVIDIA/cutlass">Github</a></li>
	</ul>

	</div>
	</div>

	</div>

	</div>
	</aside>
	<div class="main">
	<div class="content">
	<div class="article-container">
	<a href="#" class="back-to-top muted-link">
	<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
	<path d="M13 20h-2V8l-5.5 5.5-1.42-1.42L12 4.16l7.92 7.92-1.42 1.42L13 8v12z"></path>
	</svg>
	<span>Back to top</span>
	</a>
	<div class="content-icon-container">

	<div class="theme-toggle-container theme-toggle-content">
	<button class="theme-toggle">
	<div class="visually-hidden">Toggle Light / Dark / Auto color theme</div>
	<svg class="theme-icon-when-auto"><use href="#svg-sun-half"></use></svg>
	<svg class="theme-icon-when-dark"><use href="#svg-moon"></use></svg>
	<svg class="theme-icon-when-light"><use href="#svg-sun"></use></svg>
	</button>
	</div>
	<label class="toc-overlay-icon toc-content-icon" for="__toc">
	<div class="visually-hidden">Toggle table of contents sidebar</div>
	<i class="icon"><svg><use href="#svg-toc"></use></svg></i>
	</label>
	</div>
	<article role="main">
	<section id="cutlass">
	<h1>CUTLASS<a class="headerlink" href="#cutlass" title="Permalink to this heading">#</a></h1>
	<section id="subpackages">
	<h2>Subpackages<a class="headerlink" href="#subpackages" title="Permalink to this heading">#</a></h2>
	<div class="toctree-wrapper compound">
	<ul>
	<li class="toctree-l1"><a class="reference internal" href="cutlass.emit.html">Emitters</a></li>
	<li class="toctree-l1"><a class="reference internal" href="cutlass.op.html">Operations</a></li>
	<li class="toctree-l1"><a class="reference internal" href="cutlass.utils.html">Utilities</a></li>
	</ul>
	</div>
	</section>
	<section id="module-cutlass.epilogue">
	<span id="epilogue"></span><h2>Epilogue<a class="headerlink" href="#module-cutlass.epilogue" title="Permalink to this heading">#</a></h2>
	<p>Registry of elementwise epilogues</p>
	<p>Elementwise epilogues can be added to many CUTLASS kernels in the CUTLAS Python interface via
	code like the following for GEMM:</p>
	<div class="highlight-python notranslate"><div class="highlight"><pre><span></span><span class="n">plan</span> <span class="o">=</span> <span class="n">cutlass</span><span class="o">.</span><span class="n">op</span><span class="o">.</span><span class="n">Gemm</span><span class="p">(</span><span class="n">element</span><span class="o">=</span><span class="n">cutlass</span><span class="o">.</span><span class="n">DataType</span><span class="o">.</span><span class="n">f32</span><span class="p">,</span> <span class="n">layout</span><span class="o">=</span><span class="n">cutlass</span><span class="o">.</span><span class="n">LayoutType</span><span class="o">.</span><span class="n">RowMajor</span><span class="p">)</span>
	<span class="n">plan</span><span class="o">.</span><span class="n">activation</span> <span class="o">=</span> <span class="n">cutlass</span><span class="o">.</span><span class="n">epilogue</span><span class="o">.</span><span class="n">relu</span>
	</pre></div>
	</div>
	<dl class="py function">
	<dt class="sig sig-object py" id="cutlass.epilogue.get_activation_epilogue">
	<span class="sig-prename descclassname"><span class="pre">cutlass.epilogue.</span></span><span class="sig-name descname"><span class="pre">get_activation_epilogue</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">activation</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">element_output</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">elements_per_access</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">element_accumulator</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">element_compute</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/epilogue.html#get_activation_epilogue"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.epilogue.get_activation_epilogue" title="Permalink to this definition">#</a></dt>
	<dd><p>Return an epilogue corresponding to the activation function, data types, and alignment
	used in the kernel</p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><ul class="simple">
	<li><p><strong>activation</strong> – elementwise activation function to use</p></li>
	<li><p><strong>element_output</strong> – data type of the output</p></li>
	<li><p><strong>elements_per_access</strong> (<em>int</em>) – alignment of operand C of the kernel</p></li>
	<li><p><strong>element_accumulator</strong> – data type of the accumulated output C</p></li>
	<li><p><strong>element_compute</strong> – data type in which compute operations should be performed</p></li>
	</ul>
	</dd>
	<dt class="field-even">Returns<span class="colon">:</span></dt>
	<dd class="field-even"><p>epilogue functor</p>
	</dd>
	</dl>
	</dd></dl>

	<dl class="py function">
	<dt class="sig sig-object py" id="cutlass.epilogue.get_activations">
	<span class="sig-prename descclassname"><span class="pre">cutlass.epilogue.</span></span><span class="sig-name descname"><span class="pre">get_activations</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/epilogue.html#get_activations"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.epilogue.get_activations" title="Permalink to this definition">#</a></dt>
	<dd><p>Returns a list of available activation functions</p>
	<dl class="field-list simple">
	<dt class="field-odd">Returns<span class="colon">:</span></dt>
	<dd class="field-odd"><p>list of available activation functions</p>
	</dd>
	<dt class="field-even">Return type<span class="colon">:</span></dt>
	<dd class="field-even"><p>list</p>
	</dd>
	</dl>
	</dd></dl>

	</section>
	<section id="module-cutlass.library_defaults">
	<span id="library-defaults"></span><h2>Library Defaults<a class="headerlink" href="#module-cutlass.library_defaults" title="Permalink to this heading">#</a></h2>
	<p>Classes containing valid operations for a given compute capability and data types.</p>
	<dl class="py class">
	<dt class="sig sig-object py" id="cutlass.library_defaults.ArchOptions">
	<em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">cutlass.library_defaults.</span></span><span class="sig-name descname"><span class="pre">ArchOptions</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="pre">target_cc,</span> <span class="pre">kernel_cc,</span> <span class="pre">operation_kind,</span> <span class="pre">gemm_kinds,</span> <span class="pre">allowed_math_operations=[<MathOperation.multiply_add:</span> <span class="pre">1>,</span> <span class="pre"><MathOperation.multiply_add_saturate:</span> <span class="pre">2>]</span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#ArchOptions"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.ArchOptions" title="Permalink to this definition">#</a></dt>
	<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
	<p>Structure for keeping track of kernels available on a given compute capability</p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><ul class="simple">
	<li><p><strong>target_cc</strong> (<em>int</em>) – compute capability of the device on which kernels will be run</p></li>
	<li><p><strong>kernel_cc</strong> (<em>int</em>) – compute capability of the kernels to generate</p></li>
	<li><p><strong>operation_kind</strong> (<em>cutlass.OperationKind</em>) – type of operation to register</p></li>
	<li><p><strong>gemm_kinds</strong> (<em>list</em>) – types of GEMM operations that can be included</p></li>
	<li><p><strong>allowed_math_operations</strong> (<em>list</em>) – types of primitive math operations allowed</p></li>
	</ul>
	</dd>
	</dl>
	<dl class="py method">
	<dt class="sig sig-object py" id="cutlass.library_defaults.ArchOptions.opclass_supports_combination">
	<span class="sig-name descname"><span class="pre">opclass_supports_combination</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">op_class</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">datatype_comb</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">layout_comb</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#ArchOptions.opclass_supports_combination"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.ArchOptions.opclass_supports_combination" title="Permalink to this definition">#</a></dt>
	<dd><p>Returns whether the provided operation class supports the provided data type and layout combination</p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><ul class="simple">
	<li><p><strong>op_class</strong> (<em>cutlass.OpcodeClass</em>) – operation class to consider</p></li>
	<li><p><strong>datatype_comb</strong> (<em>tuple</em><em>[</em><em>cutlass.DataType</em><em>]</em>) – tuple of data types for (element_A, element_B, element_accumulator)</p></li>
	<li><p><strong>layout_comb</strong> (<em>tuple</em><em>[</em><em>cutlass.LayoutType</em><em>]</em>) – tuple of data types for (layout_A, layout_B)</p></li>
	</ul>
	</dd>
	<dt class="field-even">Returns<span class="colon">:</span></dt>
	<dd class="field-even"><p>set of operation classes that support the provided data type and layout combination</p>
	</dd>
	<dt class="field-odd">Return type<span class="colon">:</span></dt>
	<dd class="field-odd"><p>set</p>
	</dd>
	</dl>
	</dd></dl>

	<dl class="py method">
	<dt class="sig sig-object py" id="cutlass.library_defaults.ArchOptions.operations">
	<span class="sig-name descname"><span class="pre">operations</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">op_class</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">element_a</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">element_b</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">element_accumulator</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">layout_a</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">layout_b</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#ArchOptions.operations"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.ArchOptions.operations" title="Permalink to this definition">#</a></dt>
	<dd><p>Returns whether the provided operation class supports the provided data type combination</p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><ul class="simple">
	<li><p><strong>op_class</strong> (<em>cutlass.OpcodeClass</em>) – operation class to consider</p></li>
	<li><p><strong>element_a</strong> (<em>cutlass.DataType</em>) – data type of operand A</p></li>
	<li><p><strong>element_b</strong> (<em>cutlass.DataType</em>) – data type of operand B</p></li>
	<li><p><strong>element_accumulator</strong> (<em>cutlass.DataType</em>) – data type of accumulator</p></li>
	<li><p><strong>layout_a</strong> (<em>cutlass.LayoutType</em>) – layout of operand A</p></li>
	<li><p><strong>layout_b</strong> (<em>cutlass.LayoutType</em>) – layout of operand B</p></li>
	</ul>
	</dd>
	<dt class="field-even">Returns<span class="colon">:</span></dt>
	<dd class="field-even"><p>container of kernels by alignment supported by the provided combination of parameters</p>
	</dd>
	<dt class="field-odd">Return type<span class="colon">:</span></dt>
	<dd class="field-odd"><p><a class="reference internal" href="#cutlass.library_defaults.KernelsForDataType" title="cutlass.library_defaults.KernelsForDataType">KernelsForDataType</a></p>
	</dd>
	</dl>
	</dd></dl>

	<dl class="py method">
	<dt class="sig sig-object py" id="cutlass.library_defaults.ArchOptions.supporting_opclasses">
	<span class="sig-name descname"><span class="pre">supporting_opclasses</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">element_a</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">element_b</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">element_accumulator</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">layout_a</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">layout_b</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#ArchOptions.supporting_opclasses"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.ArchOptions.supporting_opclasses" title="Permalink to this definition">#</a></dt>
	<dd><p>Returns a set of operation classes that support the provided data type combination</p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><ul class="simple">
	<li><p><strong>element_a</strong> (<em>cutlass.DataType</em>) – data type of operand A</p></li>
	<li><p><strong>element_b</strong> (<em>cutlass.DataType</em>) – data type of operand B</p></li>
	<li><p><strong>element_accumulator</strong> (<em>cutlass.DataType</em>) – data type of accumulator</p></li>
	<li><p><strong>layout_a</strong> (<em>cutlass.LayoutType</em>) – layout of operand A</p></li>
	<li><p><strong>layout_b</strong> (<em>cutlass.LayoutType</em>) – layout of operand B</p></li>
	</ul>
	</dd>
	<dt class="field-even">Returns<span class="colon">:</span></dt>
	<dd class="field-even"><p>set of operation classes that support the provided data type combination</p>
	</dd>
	<dt class="field-odd">Return type<span class="colon">:</span></dt>
	<dd class="field-odd"><p>set</p>
	</dd>
	</dl>
	</dd></dl>

	</dd></dl>

	<dl class="py class">
	<dt class="sig sig-object py" id="cutlass.library_defaults.KernelsForDataType">
	<em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">cutlass.library_defaults.</span></span><span class="sig-name descname"><span class="pre">KernelsForDataType</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">datatype_comb</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">layout_comb</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#KernelsForDataType"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.KernelsForDataType" title="Permalink to this definition">#</a></dt>
	<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
	<p>Container class for keeping track of kernels that correspond to a particular combination
	of data types for operands A, B, and accumulator</p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><ul class="simple">
	<li><p><strong>datatype_comb</strong> (<em>tuple</em>) – </p></li>
	<li><p><strong>layout_comb</strong> (<em>tuple</em>) – </p></li>
	</ul>
	</dd>
	</dl>
	<dl class="py method">
	<dt class="sig sig-object py" id="cutlass.library_defaults.KernelsForDataType.add">
	<span class="sig-name descname"><span class="pre">add</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">operation</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#KernelsForDataType.add"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.KernelsForDataType.add" title="Permalink to this definition">#</a></dt>
	<dd><p>Add an operation to the list of supported kernels</p>
	</dd></dl>

	<dl class="py property">
	<dt class="sig sig-object py" id="cutlass.library_defaults.KernelsForDataType.alignments">
	<em class="property"><span class="pre">property</span><span class="w"> </span></em><span class="sig-name descname"><span class="pre">alignments</span></span><a class="headerlink" href="#cutlass.library_defaults.KernelsForDataType.alignments" title="Permalink to this definition">#</a></dt>
	<dd><p>Returns an unsorted list of alignments supported by this data type combination</p>
	<dl class="field-list simple">
	<dt class="field-odd">Returns<span class="colon">:</span></dt>
	<dd class="field-odd"><p>unsorted list of alignments supported by this data type combination</p>
	</dd>
	<dt class="field-even">Return type<span class="colon">:</span></dt>
	<dd class="field-even"><p>list</p>
	</dd>
	</dl>
	</dd></dl>

	<dl class="py property">
	<dt class="sig sig-object py" id="cutlass.library_defaults.KernelsForDataType.all_operations">
	<em class="property"><span class="pre">property</span><span class="w"> </span></em><span class="sig-name descname"><span class="pre">all_operations</span></span><a class="headerlink" href="#cutlass.library_defaults.KernelsForDataType.all_operations" title="Permalink to this definition">#</a></dt>
	<dd><p>Returns a list of all operations supported by this data type combination</p>
	<dl class="field-list simple">
	<dt class="field-odd">Returns<span class="colon">:</span></dt>
	<dd class="field-odd"><p>list of all operations supported by this data type combination</p>
	</dd>
	<dt class="field-even">Return type<span class="colon">:</span></dt>
	<dd class="field-even"><p>list</p>
	</dd>
	</dl>
	</dd></dl>

	<dl class="py method">
	<dt class="sig sig-object py" id="cutlass.library_defaults.KernelsForDataType.find_alignment">
	<span class="sig-name descname"><span class="pre">find_alignment</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">shape</span></span></em>, <em class="sig-param"><span class="n"><span class="pre">layout</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#KernelsForDataType.find_alignment"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.KernelsForDataType.find_alignment" title="Permalink to this definition">#</a></dt>
	<dd><p>Returns the most preferable alignment for a given shape and layout</p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><ul class="simple">
	<li><p><strong>shape</strong> (<em>tuple</em>) – extent of each dimension of the tensor</p></li>
	<li><p><strong>layout</strong> (<em>cutlass.LayoutType</em>) – layout of the tensor</p></li>
	</ul>
	</dd>
	<dt class="field-even">Returns<span class="colon">:</span></dt>
	<dd class="field-even"><p>maximum alignment supported by the data type combination and tensor size</p>
	</dd>
	<dt class="field-odd">Return type<span class="colon">:</span></dt>
	<dd class="field-odd"><p>int</p>
	</dd>
	</dl>
	</dd></dl>

	<dl class="py method">
	<dt class="sig sig-object py" id="cutlass.library_defaults.KernelsForDataType.operations">
	<span class="sig-name descname"><span class="pre">operations</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">alignment</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#KernelsForDataType.operations"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.KernelsForDataType.operations" title="Permalink to this definition">#</a></dt>
	<dd><p>Returns operations satisfying the alignment constraint indicated by <cite>alignment</cite></p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><p><strong>alignment</strong> (<em>int</em>) – alignment constraint of operations to return</p>
	</dd>
	<dt class="field-even">Returns<span class="colon">:</span></dt>
	<dd class="field-even"><p>list of operations</p>
	</dd>
	<dt class="field-odd">Return type<span class="colon">:</span></dt>
	<dd class="field-odd"><p>list</p>
	</dd>
	</dl>
	</dd></dl>

	<dl class="py method">
	<dt class="sig sig-object py" id="cutlass.library_defaults.KernelsForDataType.sort">
	<span class="sig-name descname"><span class="pre">sort</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#KernelsForDataType.sort"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.KernelsForDataType.sort" title="Permalink to this definition">#</a></dt>
	<dd><p>Sorts each list of kernels in <cite>kernels_by_alignment</cite> in descending order of threadblock shape</p>
	</dd></dl>

	</dd></dl>

	<dl class="py class">
	<dt class="sig sig-object py" id="cutlass.library_defaults.OptionRegistry">
	<em class="property"><span class="pre">class</span><span class="w"> </span></em><span class="sig-prename descclassname"><span class="pre">cutlass.library_defaults.</span></span><span class="sig-name descname"><span class="pre">OptionRegistry</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">target_cc</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#OptionRegistry"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.OptionRegistry" title="Permalink to this definition">#</a></dt>
	<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></p>
	<p>Container of all architecture-specific options</p>
	<dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><p><strong>target_cc</strong> (<em>int</em>) – compute capability of the device on which operations will be run</p>
	</dd>
	</dl>
	<dl class="py method">
	<dt class="sig sig-object py" id="cutlass.library_defaults.OptionRegistry.options_for_cc">
	<span class="sig-name descname"><span class="pre">options_for_cc</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="n"><span class="pre">cc</span></span></em><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/library_defaults.html#OptionRegistry.options_for_cc"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.library_defaults.OptionRegistry.options_for_cc" title="Permalink to this definition">#</a></dt>
	<dd><dl class="field-list simple">
	<dt class="field-odd">Parameters<span class="colon">:</span></dt>
	<dd class="field-odd"><p><strong>cc</strong> (<em>int</em>) – </p>
	</dd>
	<dt class="field-even">Return type<span class="colon">:</span></dt>
	<dd class="field-even"><p><a class="reference internal" href="#cutlass.library_defaults.ArchOptions" title="cutlass.library_defaults.ArchOptions"><em>ArchOptions</em></a></p>
	</dd>
	</dl>
	</dd></dl>

	</dd></dl>

	</section>
	<section id="module-cutlass.swizzle">
	<span id="swizzle"></span><h2>Swizzle<a class="headerlink" href="#module-cutlass.swizzle" title="Permalink to this heading">#</a></h2>
	<p>Registry of swizzling functions</p>
	<dl class="py function">
	<dt class="sig sig-object py" id="cutlass.swizzle.get_swizzling_functors">
	<span class="sig-prename descclassname"><span class="pre">cutlass.swizzle.</span></span><span class="sig-name descname"><span class="pre">get_swizzling_functors</span></span><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="_modules/cutlass/swizzle.html#get_swizzling_functors"><span class="viewcode-link"><span class="pre">[source]</span></span></a><a class="headerlink" href="#cutlass.swizzle.get_swizzling_functors" title="Permalink to this definition">#</a></dt>
	<dd></dd></dl>

	</section>
	</section>

	</article>
	</div>
	<footer>

	<div class="related-pages">
	<a class="next-page" href="cutlass.emit.html">
	<div class="page-info">
	<div class="context">
	<span>Next</span>
	</div>
	<div class="title">Emitters</div>
	</div>
	<svg class="furo-related-icon"><use href="#svg-arrow-right"></use></svg>
	</a>
	<a class="prev-page" href="modules.html">
	<svg class="furo-related-icon"><use href="#svg-arrow-right"></use></svg>
	<div class="page-info">
	<div class="context">
	<span>Previous</span>
	</div>

	<div class="title">CUTLASS Python API</div>

	</div>
	</a>
	</div>
	<div class="bottom-of-page">
	<div class="left-details">
	<div class="copyright">
	Copyright © 2023, NVIDIA
	</div>
	Made with <a href="https://www.sphinx-doc.org/">Sphinx</a> and <a class="muted-link" href="https://pradyunsg.me">@pradyunsg</a>'s

	<a href="https://github.com/pradyunsg/furo">Furo</a>

	</div>
	<div class="right-details">
	<div class="icons">
	<a class="muted-link " href="https://github.com/NVIDIA/cutlass" aria-label="GitHub">
	<svg stroke="currentColor" fill="currentColor" stroke-width="0" viewBox="0 0 16 16">
	<path fill-rule="evenodd" d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.013 8.013 0 0 0 16 8c0-4.42-3.58-8-8-8z"></path>
	</svg>
	</a>

	</div>
	</div>
	</div>

	</footer>
	</div>
	<aside class="toc-drawer">


	<div class="toc-sticky toc-scroll">
	<div class="toc-title-container">
	<span class="toc-title">
	On this page
	</span>
	</div>
	<div class="toc-tree-container">
	<div class="toc-tree">
	<ul>
	<li><a class="reference internal" href="#">CUTLASS</a><ul>
	<li><a class="reference internal" href="#subpackages">Subpackages</a></li>
	<li><a class="reference internal" href="#module-cutlass.epilogue">Epilogue</a><ul>
	<li><a class="reference internal" href="#cutlass.epilogue.get_activation_epilogue"><code class="docutils literal notranslate"><span class="pre">get_activation_epilogue()</span></code></a></li>
	<li><a class="reference internal" href="#cutlass.epilogue.get_activations"><code class="docutils literal notranslate"><span class="pre">get_activations()</span></code></a></li>
	</ul>
	</li>
	<li><a class="reference internal" href="#module-cutlass.library_defaults">Library Defaults</a><ul>
	<li><a class="reference internal" href="#cutlass.library_defaults.ArchOptions"><code class="docutils literal notranslate"><span class="pre">ArchOptions</span></code></a><ul>
	<li><a class="reference internal" href="#cutlass.library_defaults.ArchOptions.opclass_supports_combination"><code class="docutils literal notranslate"><span class="pre">ArchOptions.opclass_supports_combination()</span></code></a></li>
	<li><a class="reference internal" href="#cutlass.library_defaults.ArchOptions.operations"><code class="docutils literal notranslate"><span class="pre">ArchOptions.operations()</span></code></a></li>
	<li><a class="reference internal" href="#cutlass.library_defaults.ArchOptions.supporting_opclasses"><code class="docutils literal notranslate"><span class="pre">ArchOptions.supporting_opclasses()</span></code></a></li>
	</ul>
	</li>
	<li><a class="reference internal" href="#cutlass.library_defaults.KernelsForDataType"><code class="docutils literal notranslate"><span class="pre">KernelsForDataType</span></code></a><ul>
	<li><a class="reference internal" href="#cutlass.library_defaults.KernelsForDataType.add"><code class="docutils literal notranslate"><span class="pre">KernelsForDataType.add()</span></code></a></li>
	<li><a class="reference internal" href="#cutlass.library_defaults.KernelsForDataType.alignments"><code class="docutils literal notranslate"><span class="pre">KernelsForDataType.alignments</span></code></a></li>
	<li><a class="reference internal" href="#cutlass.library_defaults.KernelsForDataType.all_operations"><code class="docutils literal notranslate"><span class="pre">KernelsForDataType.all_operations</span></code></a></li>
	<li><a class="reference internal" href="#cutlass.library_defaults.KernelsForDataType.find_alignment"><code class="docutils literal notranslate"><span class="pre">KernelsForDataType.find_alignment()</span></code></a></li>
	<li><a class="reference internal" href="#cutlass.library_defaults.KernelsForDataType.operations"><code class="docutils literal notranslate"><span class="pre">KernelsForDataType.operations()</span></code></a></li>
	<li><a class="reference internal" href="#cutlass.library_defaults.KernelsForDataType.sort"><code class="docutils literal notranslate"><span class="pre">KernelsForDataType.sort()</span></code></a></li>
	</ul>
	</li>
	<li><a class="reference internal" href="#cutlass.library_defaults.OptionRegistry"><code class="docutils literal notranslate"><span class="pre">OptionRegistry</span></code></a><ul>
	<li><a class="reference internal" href="#cutlass.library_defaults.OptionRegistry.options_for_cc"><code class="docutils literal notranslate"><span class="pre">OptionRegistry.options_for_cc()</span></code></a></li>
	</ul>
	</li>
	</ul>
	</li>
	<li><a class="reference internal" href="#module-cutlass.swizzle">Swizzle</a><ul>
	<li><a class="reference internal" href="#cutlass.swizzle.get_swizzling_functors"><code class="docutils literal notranslate"><span class="pre">get_swizzling_functors()</span></code></a></li>
	</ul>
	</li>
	</ul>
	</li>
	</ul>

	</div>
	</div>
	</div>


	</aside>
	</div>
	</div><script data-url_root="./" id="documentation_options" src="_static/documentation_options.js"></script>
	<script src="_static/doctools.js"></script>
	<script src="_static/sphinx_highlight.js"></script>
	<script src="_static/scripts/furo.js"></script>
	<script src="_static/clipboard.min.js"></script>
	<script src="_static/copybutton.js"></script>
	<script src="_static/tabs.js"></script>
	<script crossorigin="anonymous" integrity="sha256-Ae2Vz/4ePdIu6ZyI/5ZGsYnb+m0JlOmKPjt6XZ9JJkA=" src="https://cdnjs.cloudflare.com/ajax/libs/require.js/2.3.4/require.min.js"></script>
	</body>
	</html>