/*
* This file is part of the Jikes RVM project (http://jikesrvm.org).
*
* This file is licensed to You under the Eclipse Public License (EPL);
* You may not use this file except in compliance with the License. You
* may obtain a copy of the License at
*
* http://www.opensource.org/licenses/eclipse-1.0.php
*
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership.
*/
package org.jikesrvm.compilers.opt.regalloc.ppc;
import org.jikesrvm.compilers.opt.CompilerPhase;
import org.jikesrvm.compilers.opt.Options;
import org.jikesrvm.compilers.opt.ir.IR;
/**
* This class splits live ranges for certain special cases before register
* allocation.
*
* On PPC, this phase is currently a No-op.
*/
class MIRSplitRanges extends CompilerPhase {
/**
* Should this phase be performed?
* @param options controlling compiler options
* @return true or false
*/
public final boolean shouldPerform(Options options) {
return false;
}
/**
* Return the name of this phase
* @return "Live Range Splitting"
*/
public final String getName() {
return "MIR Range Splitting";
}
/**
* The main method.
*
* @param ir the governing IR
*/
public final void perform(IR ir) {
}
}