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1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"2 "http://www.w3.org/TR/html4/strict.dtd">3<html>4<head>5 <META http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" />6 <title>Polly - Getting Started</title>7 <link type="text/css" rel="stylesheet" href="menu.css" />8 <link type="text/css" rel="stylesheet" href="content.css" />9</head>10<body>11 12<div id="box">13<!--#include virtual="menu.html.incl"-->14 15<div id="content">16 17<h1>Building and Installing Polly</h1>18You can build Polly with <a href="https://cmake.org/">cmake</a> and your preferred generator (e.g. Ninja, make, Visual Studio, etc.).19 20<h3 id="source">Get the code</h3>21 22<pre>23git clone https://github.com/llvm/llvm-project.git24</pre>25 26You can also get a shallow clone by running:27 28<pre>29git clone --depth 1 https://github.com/llvm/llvm-project.git30</pre>31 32<h3 id="build">Build Polly</h3>33 34<pre>35mkdir build && cd build36cmake '-DLLVM_ENABLE_PROJECTS=clang;polly' ../llvm37cmake --build .38</pre>39 40You can also pass arguments to cmake to specify a particular generator (e.g. <code>-G Ninja</code>) or the build type (<code>-DCMAKE_BUILD_TYPE=Release</code>). 41 42If you just want to play around with Polly, it is recommended to do a Release+Assert build by passing 43<code>-DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=ON</code>.44 45<h3>Test Polly</h3>46 47To test Polly, you can run48 49<pre>cmake --build . --target check-polly</pre> 50 51<h3>Using Polly</h3>52 53Suppose that you want to compile a program hello.c using Polly.54 55To compile it with Polly (in the build folder), you can run:56 57<pre>58bin/clang -O3 -mllvm -polly hello.c59</pre>60 61<h3> Troubleshooting</h3>62 63<p>64 If you run out of memory when building with Ninja, try lowering the concurrency of Ninja (e.g. <code> ninja -j 2 </code>).65 More tips and tricks to building and using LLVM can be found <a href="https://llvm.org/docs/GettingStarted.html#common-problems">here</a>.66</p>67 68<p>69For more information on getting started with Polly and LLVM in general, see LLVM's <a href = "https://llvm.org/docs/GettingStarted.html">getting started docs</a>.70</p>71 72</div>73</div>74 75</body>76</html>77