Examples with GCastExpr soot.grimp.internal.GCastExpr used on opensource projects

Example 1 with GCastExpr

use of soot.grimp.internal.GCastExpr in project soot by Sable.

the class SuperFirstStmtHandler method getProperCasting.

public Value getProperCasting(Type tempType, DVirtualInvokeExpr tempInvokeExpr) {
    if (tempType instanceof RefType) {
        // System.out.println("This is a reftype:"+tempType);
        return new GCastExpr(tempInvokeExpr, tempType);
    } else if (tempType instanceof PrimType) {
        PrimType t = (PrimType) tempType;
        if (t == BooleanType.v()) {
            Value tempExpr = new GCastExpr(tempInvokeExpr, RefType.v("java.lang.Boolean"));
            // booleanValue
            SootMethod tempMethod = Scene.v().makeSootMethod("booleanValue", new ArrayList(), BooleanType.v());
            tempMethod.setDeclaringClass(new SootClass("java.lang.Boolean"));
            SootMethodRef tempMethodRef = tempMethod.makeRef();
            return new DVirtualInvokeExpr(tempExpr, tempMethodRef, new ArrayList(), new HashSet<Object>());
        } else if (t == ByteType.v()) {
            Value tempExpr = new GCastExpr(tempInvokeExpr, RefType.v("java.lang.Byte"));
            // byteValue
            SootMethod tempMethod = Scene.v().makeSootMethod("byteValue", new ArrayList(), ByteType.v());
            tempMethod.setDeclaringClass(new SootClass("java.lang.Byte"));
            SootMethodRef tempMethodRef = tempMethod.makeRef();
            return new DVirtualInvokeExpr(tempExpr, tempMethodRef, new ArrayList(), new HashSet<Object>());
        } else if (t == CharType.v()) {
            Value tempExpr = new GCastExpr(tempInvokeExpr, RefType.v("java.lang.Character"));
            // charValue
            SootMethod tempMethod = Scene.v().makeSootMethod("charValue", new ArrayList(), CharType.v());
            tempMethod.setDeclaringClass(new SootClass("java.lang.Character"));
            SootMethodRef tempMethodRef = tempMethod.makeRef();
            return new DVirtualInvokeExpr(tempExpr, tempMethodRef, new ArrayList(), new HashSet<Object>());
        } else if (t == DoubleType.v()) {
            Value tempExpr = new GCastExpr(tempInvokeExpr, RefType.v("java.lang.Double"));
            // doubleValue
            SootMethod tempMethod = Scene.v().makeSootMethod("doubleValue", new ArrayList(), DoubleType.v());
            tempMethod.setDeclaringClass(new SootClass("java.lang.Double"));
            SootMethodRef tempMethodRef = tempMethod.makeRef();
            return new DVirtualInvokeExpr(tempExpr, tempMethodRef, new ArrayList(), new HashSet<Object>());
        } else if (t == FloatType.v()) {
            Value tempExpr = new GCastExpr(tempInvokeExpr, RefType.v("java.lang.Float"));
            // floatValue
            SootMethod tempMethod = Scene.v().makeSootMethod("floatValue", new ArrayList(), FloatType.v());
            tempMethod.setDeclaringClass(new SootClass("java.lang.Float"));
            SootMethodRef tempMethodRef = tempMethod.makeRef();
            return new DVirtualInvokeExpr(tempExpr, tempMethodRef, new ArrayList(), new HashSet<Object>());
        } else if (t == IntType.v()) {
            Value tempExpr = new GCastExpr(tempInvokeExpr, RefType.v("java.lang.Integer"));
            // intValue
            SootMethod tempMethod = Scene.v().makeSootMethod("intValue", new ArrayList(), IntType.v());
            tempMethod.setDeclaringClass(new SootClass("java.lang.Integer"));
            SootMethodRef tempMethodRef = tempMethod.makeRef();
            return new DVirtualInvokeExpr(tempExpr, tempMethodRef, new ArrayList(), new HashSet<Object>());
        } else if (t == LongType.v()) {
            Value tempExpr = new GCastExpr(tempInvokeExpr, RefType.v("java.lang.Long"));
            // longValue
            SootMethod tempMethod = Scene.v().makeSootMethod("longValue", new ArrayList(), LongType.v());
            tempMethod.setDeclaringClass(new SootClass("java.lang.Long"));
            SootMethodRef tempMethodRef = tempMethod.makeRef();
            return new DVirtualInvokeExpr(tempExpr, tempMethodRef, new ArrayList(), new HashSet<Object>());
        } else if (t == ShortType.v()) {
            Value tempExpr = new GCastExpr(tempInvokeExpr, RefType.v("java.lang.Short"));
            // shortValue
            SootMethod tempMethod = Scene.v().makeSootMethod("shortValue", new ArrayList(), ShortType.v());
            tempMethod.setDeclaringClass(new SootClass("java.lang.Short"));
            SootMethodRef tempMethodRef = tempMethod.makeRef();
            return new DVirtualInvokeExpr(tempExpr, tempMethodRef, new ArrayList(), new HashSet<Object>());
        } else {
            throw new DecompilationException("Unhandle primType:" + tempType);
        }
    } else {
        throw new DecompilationException("The type:" + tempType + " was not a reftye or primtype. PLEASE REPORT.");
    }
}

Example 2 with GCastExpr

use of soot.grimp.internal.GCastExpr in project soot by Sable.

the class TypeCastingError method inASTStatementSequenceNode.

public void inASTStatementSequenceNode(ASTStatementSequenceNode node) {
    for (AugmentedStmt as : node.getStatements()) {
        Stmt s = as.get_Stmt();
        if (!(s instanceof DefinitionStmt))
            continue;
        DefinitionStmt ds = (DefinitionStmt) s;
        if (myDebug)
            System.out.println("Definition stmt" + ds);
        ValueBox rightBox = ds.getRightOpBox();
        ValueBox leftBox = ds.getLeftOpBox();
        Value right = rightBox.getValue();
        Value left = leftBox.getValue();
        if (!(left.getType() instanceof PrimType && right.getType() instanceof PrimType)) {
            // only interested in prim type casting errors
            if (myDebug)
                System.out.println("\tDefinition stmt does not contain prims no need to modify");
            continue;
        }
        Type leftType = left.getType();
        Type rightType = right.getType();
        if (myDebug)
            System.out.println("Left type is: " + leftType);
        if (myDebug)
            System.out.println("Right type is: " + rightType);
        if (leftType.equals(rightType)) {
            if (myDebug)
                System.out.println("\tTypes are the same");
            if (myDebug)
                System.out.println("Right value is of instance" + right.getClass());
        }
        if (!leftType.equals(rightType)) {
            if (myDebug)
                System.out.println("\tDefinition stmt has to be modified");
            /*
				 * byte  	 Byte-length integer  	8-bit two's complement
				 * short 	Short integer 	16-bit two's complement
				 * int 	Integer 	32-bit two's complement
				 * long 	Long integer 	64-bit two's complement
				 * float 	Single-precision floating point 	32-bit IEEE 754
				 * double Double-precision floating point  	64-bit IEEE 754 	
				 */
            if (leftType instanceof ByteType && (rightType instanceof DoubleType || rightType instanceof FloatType || rightType instanceof IntType || rightType instanceof LongType || rightType instanceof ShortType)) {
                if (DEBUG)
                    System.out.println("Explicit casting to BYTE required");
                rightBox.setValue(new GCastExpr(right, ByteType.v()));
                if (DEBUG)
                    System.out.println("New right expr is " + rightBox.getValue().toString());
                continue;
            }
            if (leftType instanceof ShortType && (rightType instanceof DoubleType || rightType instanceof FloatType || rightType instanceof IntType || rightType instanceof LongType)) {
                if (DEBUG)
                    System.out.println("Explicit casting to SHORT required");
                rightBox.setValue(new GCastExpr(right, ShortType.v()));
                if (DEBUG)
                    System.out.println("New right expr is " + rightBox.getValue().toString());
                continue;
            }
            if (leftType instanceof IntType && (rightType instanceof DoubleType || rightType instanceof FloatType || rightType instanceof LongType)) {
                if (myDebug)
                    System.out.println("Explicit casting to INT required");
                rightBox.setValue(new GCastExpr(right, IntType.v()));
                if (myDebug)
                    System.out.println("New right expr is " + rightBox.getValue().toString());
                continue;
            }
            if (leftType instanceof LongType && (rightType instanceof DoubleType || rightType instanceof FloatType)) {
                if (DEBUG)
                    System.out.println("Explicit casting to LONG required");
                rightBox.setValue(new GCastExpr(right, LongType.v()));
                if (DEBUG)
                    System.out.println("New right expr is " + rightBox.getValue().toString());
                continue;
            }
            if (leftType instanceof FloatType && rightType instanceof DoubleType) {
                if (DEBUG)
                    System.out.println("Explicit casting to FLOAT required");
                rightBox.setValue(new GCastExpr(right, FloatType.v()));
                if (DEBUG)
                    System.out.println("New right expr is " + rightBox.getValue().toString());
                continue;
            }
        }
    }
}