soot.dexpler.typing.UntypedIntOrFloatConstant Maven / Gradle / Ivy
package soot.dexpler.typing;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 1997 - 2018 Raja Vallée-Rai and others
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 2.1 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import soot.BooleanType;
import soot.ByteType;
import soot.CharType;
import soot.FloatType;
import soot.IntType;
import soot.RefLikeType;
import soot.ShortType;
import soot.Type;
import soot.Value;
import soot.jimple.FloatConstant;
import soot.jimple.IntConstant;
import soot.jimple.NullConstant;
public class UntypedIntOrFloatConstant extends UntypedConstant {
/**
*
*/
private static final long serialVersionUID = 4413439694269487822L;
public final int value;
private UntypedIntOrFloatConstant(int value) {
this.value = value;
}
public static UntypedIntOrFloatConstant v(int value) {
return new UntypedIntOrFloatConstant(value);
}
public boolean equals(Object c) {
return c instanceof UntypedIntOrFloatConstant && ((UntypedIntOrFloatConstant) c).value == this.value;
}
/** Returns a hash code for this DoubleConstant object. */
public int hashCode() {
return (int) (value ^ (value >>> 32));
}
public FloatConstant toFloatConstant() {
return FloatConstant.v(Float.intBitsToFloat((int) value));
}
public IntConstant toIntConstant() {
return IntConstant.v(value);
}
@Override
public Value defineType(Type t) {
if (t instanceof FloatType) {
return this.toFloatConstant();
} else if (t instanceof IntType || t instanceof CharType || t instanceof BooleanType || t instanceof ByteType
|| t instanceof ShortType) {
return this.toIntConstant();
} else {
if (value == 0 && t instanceof RefLikeType) {
return NullConstant.v();
}
if (t == null) { // if the value is only used in a if to compare against another integer, then use default type of
// integer
return this.toIntConstant();
}
throw new RuntimeException("error: expected Float type or Int-like type. Got " + t);
}
}
}