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<h2 title="Uses of Class org.apache.sysds.hops.rewrite.HopRewriteRule" class="title">Uses of Class<br>org.apache.sysds.hops.rewrite.HopRewriteRule</h2>
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<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing packages, and an explanation">
<caption><span>Packages that use <a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.sysds.hops.rewrite">org.apache.sysds.hops.rewrite</a></td>
<td class="colLast">&nbsp;</td>
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<h3>Uses of <a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a> in <a href="../../../../../../org/apache/sysds/hops/rewrite/package-summary.html">org.apache.sysds.hops.rewrite</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing subclasses, and an explanation">
<caption><span>Subclasses of <a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a> in <a href="../../../../../../org/apache/sysds/hops/rewrite/package-summary.html">org.apache.sysds.hops.rewrite</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteAlgebraicSimplificationDynamic.html" title="class in org.apache.sysds.hops.rewrite">RewriteAlgebraicSimplificationDynamic</a></span></code>
<div class="block">Rule: Algebraic Simplifications.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteAlgebraicSimplificationStatic.html" title="class in org.apache.sysds.hops.rewrite">RewriteAlgebraicSimplificationStatic</a></span></code>
<div class="block">Rule: Algebraic Simplifications.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteBlockSizeAndReblock.html" title="class in org.apache.sysds.hops.rewrite">RewriteBlockSizeAndReblock</a></span></code>
<div class="block">Rule: BlockSizeAndReblock.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteCommonSubexpressionElimination.html" title="class in org.apache.sysds.hops.rewrite">RewriteCommonSubexpressionElimination</a></span></code>
<div class="block">Rule: CommonSubexpressionElimination.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteConstantFolding.html" title="class in org.apache.sysds.hops.rewrite">RewriteConstantFolding</a></span></code>
<div class="block">Rule: Constant Folding.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteElementwiseMultChainOptimization.html" title="class in org.apache.sysds.hops.rewrite">RewriteElementwiseMultChainOptimization</a></span></code>
<div class="block">Prerequisite: RewriteCommonSubexpressionElimination must run before this rule.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteGPUSpecificOps.html" title="class in org.apache.sysds.hops.rewrite">RewriteGPUSpecificOps</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteIndexingVectorization.html" title="class in org.apache.sysds.hops.rewrite">RewriteIndexingVectorization</a></span></code>
<div class="block">Rule: Indexing vectorization.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteInjectSparkPReadCheckpointing.html" title="class in org.apache.sysds.hops.rewrite">RewriteInjectSparkPReadCheckpointing</a></span></code>
<div class="block">Rule: BlockSizeAndReblock.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteMatrixMultChainOptimization.html" title="class in org.apache.sysds.hops.rewrite">RewriteMatrixMultChainOptimization</a></span></code>
<div class="block">Rule: Determine the optimal order of execution for a chain of
matrix multiplications
Solution: Classic Dynamic Programming
Approach: Currently, the approach based only on matrix dimensions
Goal: To reduce the number of computations in the run-time
(map-reduce) layer</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteMatrixMultChainOptimizationSparse.html" title="class in org.apache.sysds.hops.rewrite">RewriteMatrixMultChainOptimizationSparse</a></span></code>
<div class="block">Rule: Determine the optimal order of execution for a chain of
matrix multiplications
Solution: Classic Dynamic Programming
Approach: Currently, the approach based only on matrix dimensions
and sparsity estimates using the MNC sketch
Goal: To reduce the number of computations in the run-time
(map-reduce) layer</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteRemoveDanglingParentReferences.html" title="class in org.apache.sysds.hops.rewrite">RewriteRemoveDanglingParentReferences</a></span></code>
<div class="block">This rewrite is a general-purpose cleanup pass that removes any
dangling parent references in one pass through the hop DAG.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteRemovePersistentReadWrite.html" title="class in org.apache.sysds.hops.rewrite">RewriteRemovePersistentReadWrite</a></span></code>
<div class="block">This rewrite is a custom rewrite for JMLC in order to replace all persistent reads
and writes with transient reads and writes from the symbol table.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteRemoveReadAfterWrite.html" title="class in org.apache.sysds.hops.rewrite">RewriteRemoveReadAfterWrite</a></span></code>
<div class="block">Rule: RemoveReadAfterWrite.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteRemoveUnnecessaryCasts.html" title="class in org.apache.sysds.hops.rewrite">RewriteRemoveUnnecessaryCasts</a></span></code>
<div class="block">Rule: RemoveUnnecessaryCasts.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/RewriteTransientWriteParentHandling.html" title="class in org.apache.sysds.hops.rewrite">RewriteTransientWriteParentHandling</a></span></code>
<div class="block">Rule: Eliminate for Transient Write DataHops to have no parents
Solution: Move parent edges of Transient Write Hop to parent of
its child
Reason: Transient Write not being a root messes up
analysis for Lop's to Instruction translation (according to Amol)</div>
</td>
</tr>
</tbody>
</table>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../../org/apache/sysds/hops/rewrite/package-summary.html">org.apache.sysds.hops.rewrite</a> with parameters of type <a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><span class="typeNameLabel">HopDagValidator.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/HopDagValidator.html#validateHopDag-java.util.ArrayList-org.apache.sysds.hops.rewrite.HopRewriteRule-">validateHopDag</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&gt;&nbsp;roots,
<a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a>&nbsp;rule)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><span class="typeNameLabel">HopDagValidator.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/HopDagValidator.html#validateHopDag-org.apache.sysds.hops.Hop-org.apache.sysds.hops.rewrite.HopRewriteRule-">validateHopDag</a></span>(<a href="../../../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;root,
<a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a>&nbsp;rule)</code>&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Method parameters in <a href="../../../../../../org/apache/sysds/hops/rewrite/package-summary.html">org.apache.sysds.hops.rewrite</a> with type arguments of type <a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">ProgramRewriter.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/ProgramRewriter.html#removeHopRewrite-java.lang.Class-">removeHopRewrite</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;? extends <a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a>&gt;&nbsp;clazz)</code>&nbsp;</td>
</tr>
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<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing constructors, and an explanation">
<caption><span>Constructors in <a href="../../../../../../org/apache/sysds/hops/rewrite/package-summary.html">org.apache.sysds.hops.rewrite</a> with parameters of type <a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/ProgramRewriter.html#ProgramRewriter-org.apache.sysds.hops.rewrite.HopRewriteRule...-">ProgramRewriter</a></span>(<a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a>...&nbsp;rewrites)</code>
<div class="block">Construct a program rewriter for a given rewrite which is passed from outside.</div>
</td>
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</tbody>
</table>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing constructors, and an explanation">
<caption><span>Constructor parameters in <a href="../../../../../../org/apache/sysds/hops/rewrite/package-summary.html">org.apache.sysds.hops.rewrite</a> with type arguments of type <a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/hops/rewrite/ProgramRewriter.html#ProgramRewriter-java.util.ArrayList-java.util.ArrayList-">ProgramRewriter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../../../org/apache/sysds/hops/rewrite/HopRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">HopRewriteRule</a>&gt;&nbsp;hRewrites,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../../../org/apache/sysds/hops/rewrite/StatementBlockRewriteRule.html" title="class in org.apache.sysds.hops.rewrite">StatementBlockRewriteRule</a>&gt;&nbsp;sbRewrites)</code>
<div class="block">Construct a program rewriter for the given rewrite sets which are passed from outside.</div>
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