org.apache.sysds.hops.ipa

Class IPAPass

java.lang.Object

org.apache.sysds.hops.ipa.IPAPass

Direct Known Subclasses:

IPAPassApplyStaticAndDynamicHopRewrites, IPAPassEliminateDeadCode, IPAPassFlagFunctionsRecompileOnce, IPAPassFlagNonDeterminism, IPAPassForwardFunctionCalls, IPAPassInlineFunctions, IPAPassPropagateReplaceLiterals, IPAPassRemoveConstantBinaryOps, IPAPassRemoveUnnecessaryCheckpoints, IPAPassRemoveUnusedFunctions

public abstract class IPAPass
extends Object

Base class for all IPA passes.

Constructor Summary

Constructors

Constructor and Description
IPAPass()

Method Summary

Modifier and Type	Method and Description
abstract boolean	isApplicable(FunctionCallGraph fgraph) Indicates if an IPA pass is applicable for the current configuration such as global flags or the chosen execution mode (e.g., HYBRID).
abstract boolean	rewriteProgram(DMLProgram prog, FunctionCallGraph fgraph, FunctionCallSizeInfo fcallSizes) Rewrites the given program or its functions in place, with access to the read-only function call graph.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IPAPass

public IPAPass()

Method Detail

isApplicable

public abstract boolean isApplicable(FunctionCallGraph fgraph)

Indicates if an IPA pass is applicable for the current configuration such as global flags or the chosen execution mode (e.g., HYBRID).

Parameters:

fgraph - function call graph

Returns:

true if applicable.

rewriteProgram

public abstract boolean rewriteProgram(DMLProgram prog,
                                       FunctionCallGraph fgraph,
                                       FunctionCallSizeInfo fcallSizes)

Rewrites the given program or its functions in place, with access to the read-only function call graph.

Parameters:

prog - dml program

fgraph - function call graph

fcallSizes - function call size infos

Returns:

true if function call graph should be rebuild