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Add reassociation, minor cleanups. 

llvm-svn: 21973
This commit is contained in:
Chris Lattner 2005-05-13 20:18:49 +00:00
parent e59cddf838
commit 153827b086
1 changed files with 17 additions and 15 deletions
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@ -19,53 +19,42 @@
<tr><th colspan="8"><b>- <a href="#A">A</a> -</b></th></tr>
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<td><a href="#ADCE">ADCE</a></td>
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<td><a href="#BURS">BURS</a></td>
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<td><a href="#Load-VN">Load-VN</a></td>
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<tr><th colspan="8"><b>- <a href="#R">R</a> -</b></th></tr>
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<td><a href="#Reassociation">Reassociation</a></td>
</tr>
<tr><th colspan="8"><b>- <a href="#S">S</a> -</b></th></tr>
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<td><a href="#SCCP">SCCP</a></td>
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@ -136,6 +125,7 @@ href="http://www.program-transformation.org/Transform/BURG">BURG</a> tool.</dd>
<dd>Load Value Numbering</dd>
</dl>
</div>
<!-- _______________________________________________________________________ -->
<div class="doc_subsection"><a name="P">- P -</a></div>
<div class="doc_text">
@ -144,6 +134,18 @@ href="http://www.program-transformation.org/Transform/BURG">BURG</a> tool.</dd>
<dd>Partial Redundancy Elimination</dd>
</dl>
</div>
<!-- _______________________________________________________________________ -->
<div class="doc_subsection"><a name="R">- R -</a></div>
<div class="doc_text">
<dl>
<dt><a name="Reassociation"><b>Reassociation</b></a></dt> <dd>Rearranging
associative expressions to promote better redundancy elimination and other
optimization. For example, changing (A+B-A) into (B+A-A), permitting it to
be optimized into (B+0) then (B).
</dl>
</div>
<!-- _______________________________________________________________________ -->
<div class="doc_subsection"><a name="S">- S -</a></div>
<div class="doc_text">