org.jikesrvm.compilers.opt.controlflow

Class LoopAnalysis

java.lang.Object

org.jikesrvm.compilers.opt.driver.CompilerPhase

org.jikesrvm.compilers.opt.controlflow.LoopAnalysis

public class LoopAnalysis
extends CompilerPhase

The driver that creates an annotated AnnotatedLSTGraph.

See Also:

AnnotatedLSTGraph

Field Summary

Fields inherited from class org.jikesrvm.compilers.opt.driver.CompilerPhase

container

Constructor Summary

Constructors

Constructor and Description
LoopAnalysis()

Method Summary

Modifier and Type	Method and Description
String	getName() Return a string name for this phase.
void	perform(IR ir) This is the method that actually does the work of the phase.
boolean	shouldPerform(OptOptions options) This phase is disabled by default.

Methods inherited from class org.jikesrvm.compilers.opt.driver.CompilerPhase

dumpIR, dumpIR, getClassConstructor, getCompilerPhaseConstructor, getCompilerPhaseConstructor, newExecution, performPhase, printingEnabled, reportAdditionalStats, setContainer, verify

Methods inherited from class java.lang.Object

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

Constructor Detail

LoopAnalysis

public LoopAnalysis()

Method Detail

getName

public final String getName()

Return a string name for this phase.

Specified by:

getName in class CompilerPhase

Returns:

"Loop Analysis"

shouldPerform

public boolean shouldPerform(OptOptions options)

This phase is disabled by default.

It will run only on O3 but O2 is the default maximum optimization level.

Overrides:

shouldPerform in class CompilerPhase

Parameters:

options - the compiler options for the compilation

Returns:

true if the phase should be performed

perform

public final void perform(IR ir)

Description copied from class: CompilerPhase

This is the method that actually does the work of the phase.

Specified by:

perform in class CompilerPhase

Parameters:

ir - the IR on which to apply the phase