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| <div class="subTitle">org.apache.sysds.runtime.controlprogram.parfor.opt</div> |
| <h2 title="Class Optimizer" class="title">Class Optimizer</h2> |
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| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
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| <li>org.apache.sysds.runtime.controlprogram.parfor.opt.Optimizer</li> |
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| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/OptimizerRuleBased.html" title="class in org.apache.sysds.runtime.controlprogram.parfor.opt">OptimizerRuleBased</a></dd> |
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| <pre>public abstract class <span class="typeNameLabel">Optimizer</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Generic optimizer super class that defines the interface of all implemented optimizers. |
| Furthermore it implements basic primitives, used by all optimizers such as the enumeration |
| of plan alternatives and specific rewrites. |
| |
| Optimization objective: \phi: \min T(prog) | k \leq ck \wedge m(prog) \leq cm |
| with T(p)=max_(1\leq i\leq k)(T(prog_i).</div> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Class and Description</th> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.CostModelType.html" title="enum in org.apache.sysds.runtime.controlprogram.parfor.opt">Optimizer.CostModelType</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.PlanInputType.html" title="enum in org.apache.sysds.runtime.controlprogram.parfor.opt">Optimizer.PlanInputType</a></span></code> </td> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.CostModelType.html" title="enum in org.apache.sysds.runtime.controlprogram.parfor.opt">Optimizer.CostModelType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.html#getCostModelType--">getCostModelType</a></span>()</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.html#getNumEvaluatedPlans--">getNumEvaluatedPlans</a></span>()</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.html#getNumTotalPlans--">getNumTotalPlans</a></span>()</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/ParForProgramBlock.POptMode.html" title="enum in org.apache.sysds.runtime.controlprogram">ParForProgramBlock.POptMode</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.html#getOptMode--">getOptMode</a></span>()</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.PlanInputType.html" title="enum in org.apache.sysds.runtime.controlprogram.parfor.opt">Optimizer.PlanInputType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.html#getPlanInputType--">getPlanInputType</a></span>()</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>abstract boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.html#optimize-org.apache.sysds.parser.ParForStatementBlock-org.apache.sysds.runtime.controlprogram.ParForProgramBlock-org.apache.sysds.runtime.controlprogram.parfor.opt.OptTree-org.apache.sysds.runtime.controlprogram.parfor.opt.CostEstimator-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-">optimize</a></span>(<a href="../../../../../../../org/apache/sysds/parser/ParForStatementBlock.html" title="class in org.apache.sysds.parser">ParForStatementBlock</a> sb, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/ParForProgramBlock.html" title="class in org.apache.sysds.runtime.controlprogram">ParForProgramBlock</a> pb, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/OptTree.html" title="class in org.apache.sysds.runtime.controlprogram.parfor.opt">OptTree</a> plan, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/CostEstimator.html" title="class in org.apache.sysds.runtime.controlprogram.parfor.opt">CostEstimator</a> est, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a> ec)</code> |
| <div class="block">Optimize</div> |
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| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
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| <h3>Method Detail</h3> |
| <a name="optimize-org.apache.sysds.parser.ParForStatementBlock-org.apache.sysds.runtime.controlprogram.ParForProgramBlock-org.apache.sysds.runtime.controlprogram.parfor.opt.OptTree-org.apache.sysds.runtime.controlprogram.parfor.opt.CostEstimator-org.apache.sysds.runtime.controlprogram.context.ExecutionContext-"> |
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| <h4>optimize</h4> |
| <pre>public abstract boolean optimize(<a href="../../../../../../../org/apache/sysds/parser/ParForStatementBlock.html" title="class in org.apache.sysds.parser">ParForStatementBlock</a> sb, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/ParForProgramBlock.html" title="class in org.apache.sysds.runtime.controlprogram">ParForProgramBlock</a> pb, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/OptTree.html" title="class in org.apache.sysds.runtime.controlprogram.parfor.opt">OptTree</a> plan, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/CostEstimator.html" title="class in org.apache.sysds.runtime.controlprogram.parfor.opt">CostEstimator</a> est, |
| <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a> ec)</pre> |
| <div class="block">Optimize</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>sb</code> - parfor statement block</dd> |
| <dd><code>pb</code> - parfor program block</dd> |
| <dd><code>plan</code> - complete plan of a top-level parfor</dd> |
| <dd><code>est</code> - cost estimator</dd> |
| <dd><code>ec</code> - execution context</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if plan changed, false otherwise</dd> |
| </dl> |
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| </ul> |
| <a name="getPlanInputType--"> |
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| <h4>getPlanInputType</h4> |
| <pre>public abstract <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.PlanInputType.html" title="enum in org.apache.sysds.runtime.controlprogram.parfor.opt">Optimizer.PlanInputType</a> getPlanInputType()</pre> |
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| <h4>getCostModelType</h4> |
| <pre>public abstract <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/parfor/opt/Optimizer.CostModelType.html" title="enum in org.apache.sysds.runtime.controlprogram.parfor.opt">Optimizer.CostModelType</a> getCostModelType()</pre> |
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| <h4>getOptMode</h4> |
| <pre>public abstract <a href="../../../../../../../org/apache/sysds/runtime/controlprogram/ParForProgramBlock.POptMode.html" title="enum in org.apache.sysds.runtime.controlprogram">ParForProgramBlock.POptMode</a> getOptMode()</pre> |
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| <h4>getNumTotalPlans</h4> |
| <pre>public long getNumTotalPlans()</pre> |
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| <h4>getNumEvaluatedPlans</h4> |
| <pre>public long getNumEvaluatedPlans()</pre> |
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