<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="X-UA-Compatible" content="IE=Edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>attr — LLVM 8 documentation</title> <link rel="stylesheet" href="../_static/llvm-theme.css" type="text/css" /> <link rel="stylesheet" href="../_static/pygments.css" type="text/css" /> <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script> <script type="text/javascript" src="../_static/jquery.js"></script> <script type="text/javascript" src="../_static/underscore.js"></script> <script type="text/javascript" src="../_static/doctools.js"></script> <script type="text/javascript" src="../_static/language_data.js"></script> <link rel="index" title="Index" href="../genindex.html" /> <link rel="search" title="Search" href="../search.html" /> <link rel="next" title="imm16" href="gfx8_bimm16.html" /> <link rel="prev" title="Syntax of GFX8 Instructions" href="AMDGPUAsmGFX8.html" /> <style type="text/css"> table.right { float: right; margin-left: 20px; } table.right td { border: 1px solid #ccc; } </style> </head><body> <div class="logo"> <a href="../index.html"> <img src="../_static/logo.png" alt="LLVM Logo" width="250" height="88"/></a> </div> <div class="related" role="navigation" aria-label="related navigation"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" accesskey="I">index</a></li> <li class="right" > <a href="gfx8_bimm16.html" title="imm16" accesskey="N">next</a> |</li> <li class="right" > <a href="AMDGPUAsmGFX8.html" title="Syntax of GFX8 Instructions" accesskey="P">previous</a> |</li> <li><a href="http://llvm.org/">LLVM Home</a> | </li> <li><a href="../index.html">Documentation</a>»</li> <li class="nav-item nav-item-1"><a href="../AMDGPUUsage.html" >User Guide for AMDGPU Backend</a> »</li> <li class="nav-item nav-item-2"><a href="AMDGPUAsmGFX8.html" accesskey="U">Syntax of GFX8 Instructions</a> »</li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="body" role="main"> <div class="section" id="attr"> <span id="amdgpu-synid8-attr"></span><h1>attr<a class="headerlink" href="#attr" title="Permalink to this headline">ΒΆ</a></h1> <p>Interpolation attribute and channel:</p> <blockquote> <div><table border="1" class="docutils"> <colgroup> <col width="29%" /> <col width="71%" /> </colgroup> <thead valign="bottom"> <tr class="row-odd"><th class="head">Syntax</th> <th class="head">Description</th> </tr> </thead> <tbody valign="top"> <tr class="row-even"><td>attr{0..32}.x</td> <td>Attribute 0..32 with <em>x</em> channel.</td> </tr> <tr class="row-odd"><td>attr{0..32}.y</td> <td>Attribute 0..32 with <em>y</em> channel.</td> </tr> <tr class="row-even"><td>attr{0..32}.z</td> <td>Attribute 0..32 with <em>z</em> channel.</td> </tr> <tr class="row-odd"><td>attr{0..32}.w</td> <td>Attribute 0..32 with <em>w</em> channel.</td> </tr> </tbody> </table> </div></blockquote> <p>Examples:</p> <div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">v_interp_p1_f32</span> <span class="n">v1</span><span class="p">,</span> <span class="n">v0</span><span class="p">,</span> <span class="n">attr0</span><span class="o">.</span><span class="n">x</span> <span class="n">v_interp_p1_f32</span> <span class="n">v1</span><span class="p">,</span> <span class="n">v0</span><span class="p">,</span> <span class="n">attr32</span><span class="o">.</span><span class="n">w</span> </pre></div> </div> </div> </div> </div> <div class="clearer"></div> </div> <div class="related" role="navigation" aria-label="related navigation"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" >index</a></li> <li class="right" > <a href="gfx8_bimm16.html" title="imm16" >next</a> |</li> <li class="right" > <a href="AMDGPUAsmGFX8.html" title="Syntax of GFX8 Instructions" >previous</a> |</li> <li><a href="http://llvm.org/">LLVM Home</a> | </li> <li><a href="../index.html">Documentation</a>»</li> <li class="nav-item nav-item-1"><a href="../AMDGPUUsage.html" >User Guide for AMDGPU Backend</a> »</li> <li class="nav-item nav-item-2"><a href="AMDGPUAsmGFX8.html" >Syntax of GFX8 Instructions</a> »</li> </ul> </div> <div class="footer" role="contentinfo"> © Copyright 2003-2020, LLVM Project. Last updated on 2020-09-07. Created using <a href="http://sphinx-doc.org/">Sphinx</a> 1.8.4. </div> </body> </html>