net.sandius.rembulan.compiler.ir.RegProvider Maven / Gradle / Ivy
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/*
* Copyright 2016 Miroslav Janíček
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.sandius.rembulan.compiler.ir;
import net.sandius.rembulan.parser.ast.Name;
public class RegProvider {
private int valIdx;
private int phiValIdx;
private int multiValIdx;
private int varIdx;
public RegProvider() {
this.valIdx = 0;
this.phiValIdx = 0;
this.varIdx = 0;
this.multiValIdx = 0;
}
public Val newVal() {
return new Val(valIdx++);
}
public PhiVal newPhiVal() {
return new PhiVal(phiValIdx++);
}
public MultiVal newMultiVal() {
return new MultiVal(multiValIdx++);
}
public Var newVar() {
return new Var(varIdx++);
}
public UpVar newUpVar(Name name) {
return new UpVar(name);
}
}