forked from OSchip/llvm-project
Tobias Grosser
parent
2925572796
commit
03e6476693
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@ -15,6 +15,7 @@
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<h2> Overview</h2>
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<ul>
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<li><a href="#phase3">Phase 4</a></li>
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<li><a href="#phase3">Phase 3 - Improve Robustness, Interoperability and
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Optimizations (ongoing)</a></li>
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<li><a href="#llvm">Polly as a LLVM Project (Finished February 2012)</a></li>
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@ -25,6 +26,225 @@ February 2012)</a></li>
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</ul>
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<h2> Individual Phases</h3>
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<h3 id="phase4"> Phase 4</h3>
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<table class="wikitable" cellpadding="2">
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<p> </p>
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<tbody>
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<tr><th colspan="3" style="background: rgb(239, 239, 239);"> Infrastructure </th></tr>
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<tr style="background: rgb(239, 239, 239)">
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<th width="400px"> Task </th>
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<th width="150px"> Status </th>
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<th> Owner </th>
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</tr>
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<tr>
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<th align="left"> Move to isl C++ bindings
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</th><td align="center" class='open'> Open
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</td><td>
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</td>
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</tr>
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<th align="left"> - Add isl C++ bindings generator to isl
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</th><td align="center" class='open'> Open
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</td><td>
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</td>
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</tr>
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<tr>
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<th align="left"> Add isl as an external library to Polly SVN
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</th><td align="center" class='open'> Open
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</td><td>
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</td>
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</tr>
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<tr>
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<th align="left"> Compile-time: Speed up transformations
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</th><td align="center">
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</td><td>
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</td>
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</tr>
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<th align="left"> - Optimize isl_int for small integers
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</th><td align="center" class='open'> Open
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</td><td>
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</td>
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</tr>
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<tr>
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<th align="left"> Compile-time: Minimize SCoP detection time
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</th><td align="center" class='open'> Open
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</td><td>
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</td>
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</tr>
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<th align="left"> - Reconsider pass-ordering (move Polly later)
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</th><td align="center" class='open'> Open
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</td><td>
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</td>
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</tr>
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<tr><td colspan='4'> </td></tr>
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<tr><th colspan="3" style="background: rgb(239, 239, 239);"> Increase coverage
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</th></tr>
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<tr style="background: rgb(239, 239, 239)">
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<th width="400px"> Task </th>
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<th width="150px"> Status </th>
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<th> Owner </th>
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</tr>
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<tr>
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<th align="left">
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Support for Modulos
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Boolean Combinations
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Unsigned Integers
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Pointer Comparisions
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr><td colspan='4'> </td></tr>
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<tr><th colspan="3" style="background: rgb(239, 239, 239);"> Polly as an
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analysis </th></tr>
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<tr style="background: rgb(239, 239, 239)">
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<th width="400px"> Task </th>
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<th width="150px"> Status </th>
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<th> Owner </th>
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</tr>
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<tr>
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<th align="left">
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Model scalars dependences directly in Polly
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</th><td align="center" class='done'> Done
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Code generate scalar dependences
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Model PHI dependences directly in Polly
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Code generate PHI dependences
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left"> <a href="http://llvm.org/bugs/show_bug.cgi?id=12398">Remove
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the need for independent blocks</a>
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</th><td class="open"> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Remove polly-prepare pass
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr><td colspan='4'> </td></tr>
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<tr><th colspan="3" style="background: rgb(239, 239, 239);"> Correctness in
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cornercases </th></tr>
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<tr style="background: rgb(239, 239, 239)">
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<th width="400px"> Task </th>
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<th width="150px"> Status </th>
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<th> Owner </th>
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</tr>
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<tr>
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<th align="left"> <a href="http://llvm.org/bugs/show_bug.cgi?id=10381">Derive
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optimal types (instead of always using i64)</a>
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</th><td class="open"> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left"> <a href="http://llvm.org/bugs/show_bug.cgi?id=12397">Model
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integer wrapping</a>
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr
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<tr><td colspan='4'> </td></tr>
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<tr><th colspan="3" style="background: rgb(239, 239, 239);"> Optimize Julia
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code with Polly
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analysis </th></tr>
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<tr style="background: rgb(239, 239, 239)">
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<th width="400px"> Task </th>
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<th width="150px"> Status </th>
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<th> Owner </th>
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</tr>
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<th align="left">
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Integrate Polly into Julia
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Eliminate run-time bounds checks
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left"> - Reconsider unreachables in post-dominance tree
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<th align="left"> - Actually eliminate statements
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr><td colspan='4'> </td></tr>
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<tr><th colspan="3" style="background: rgb(239, 239, 239);"> Improved
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Optimizations in Polly
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</th></tr>
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<tr style="background: rgb(239, 239, 239)">
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<th width="400px"> Task </th>
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<th width="150px"> Status </th>
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<th> Owner </th>
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</tr>
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<th align="left">
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Multi-level tiling
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Register Tiling
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left">
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Full/partial tile separation for vectorization
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<th align="left">
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Loop interchange after vectorization to maximize stride-one accesses
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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</table>
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<h3 id="phase3"> Phase 3 - Improve Robustness, Interoperability and
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Optimizations (ongoing)</h3>
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<table class="wikitable" cellpadding="2">
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@ -46,11 +266,6 @@ Optimizations (ongoing)</h3>
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<tr>
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<th align="left"> <a href="http://llvm.org/bugs/show_bug.cgi?id=12397">Model
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integer wrapping</a>
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</th><td align="center" class='open'> Open
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</td><td>
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</td></tr>
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<tr>
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<th align="left"> <a
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href="http://llvm.org/bugs/show_bug.cgi?id=12403">Variable-size
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