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EnnaryOp.java
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/
EnnaryOp.java
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/*
* This file is part of the Jikes RVM project (http://jikesrvm.org).
*
* This file is licensed to You under the Common Public License (CPL);
* 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/cpl1.0.php
*
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership.
*/
package org.mmtk.harness.lang.pcode;
import java.util.List;
import org.mmtk.harness.lang.ast.AST;
import org.mmtk.harness.lang.compiler.Register;
import org.mmtk.harness.lang.runtime.StackFrame;
import org.mmtk.harness.lang.runtime.Value;
public abstract class EnnaryOp extends PseudoOp {
protected final int[] ops;
public EnnaryOp(AST source, String name, Register resultTemp, List<Register> ops) {
this(source,name,resultTemp,ops.toArray(new Register[0]));
}
public EnnaryOp(AST source, String name, Register resultTemp, Register...ops) {
super(source,ops.length, name, resultTemp);
this.ops = new int[ops.length];
for (int i=0; i < ops.length; i++) {
this.ops[i] = ops[i].getIndex();
}
}
public EnnaryOp(AST source, String name, List<Register> ops) {
this(source,name,ops.toArray(new Register[0]));
}
public EnnaryOp(AST source, String name, Register...ops) {
super(source,ops.length, name);
this.ops = new int[ops.length];
for (int i=0; i < ops.length; i++) {
this.ops[i] = ops[i].getIndex();
}
}
@Override
public String toString() {
StringBuilder buf = new StringBuilder(String.format("%s(",super.toString()));
for (int i=0; i < ops.length; i++) {
buf.append("t"+ops[i]);
if (i != ops.length - 1) {
buf.append(",");
}
}
buf.append(")");
return buf.toString();
}
public Value[] getOperandValues(StackFrame frame) {
Value[] actuals = new Value[arity];
for (int i=0; i < arity; i++) {
actuals[i] = frame.get(ops[i]);
}
return actuals;
}
}