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  16   <h1>The available LLVM passes</h1>
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  18
  19   <p>Polly consists of a set of LLVM passes.  </p>
  20
  21 <h2>Front End</h2>
  22 <ul>
  23 <li><em>polly-canonicalize</em> Prepare code for Polly</li>
  24 <li><em>polly-detect</em> Detect SCoPs in functions</li>
  25 <li><em>polly-scops</em> Create polyhedral description of SCoPs</li>
  26 </ul>
  27 <h2>Middle End</h2>
  28 <ul>
  29 <li><em>polly-dependences</em> Calculate the dependences in a SCoPs</li>
  30 <li><em>polly-opt-isl</em> Optimize the SCoP using isl</li>
  31 <li>Import/Export
  32 <ul>
  33 <li><em>polly-export-jscop</em> Export SCoPs as JSON
  34 (Writes a .jscop file for each SCoP)</li>
  35 <li><em>polly-import-jscop</em> Import SCoPs from JSON
  36 (Reads a .jscop file for each SCoP)</li>
  37 </ul>
  38 </li>
  39 <li>Graphviz
  40 <ul>
  41 <li><em>dot-scops</em> Print SCoPs of function</li>
  42 <li><em>dot-scops-only</em> Print SCoPs of function (without function bodies)</li>
  43 <li><em>view-scops</em> View SCoPs of function</li>
  44 <li><em>view-scops-only</em> View SCoPs of function (without function bodies)</li>
  45 </ul></li>
  46 </ul>
  47 <h2>Back End</h2>
  48 <ul>
  49 <li><em>polly-ast</em> Execute isl code generation</li>
  50 <li><em>polly-codegen</em> Create LLVM-IR from the polyhedral information</li>
  51 </ul>
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