use of soot.jimple.DoubleConstant in project soot by Sable.
the class ConstantFieldValueFinder method valuesForPrimTypeFields.
/*
* This method gives values to all the fields in all the classes if they can be determined statically
* We only care about fields which have primitive types
*/
private void valuesForPrimTypeFields() {
// go through all the classes
Iterator classIt = appClasses.iterator();
while (classIt.hasNext()) {
SootClass s = (SootClass) classIt.next();
debug("\nvaluesforPrimTypeFields", "Processing class " + s.getName());
String declaringClass = s.getName();
Iterator fieldIt = s.getFields().iterator();
while (fieldIt.hasNext()) {
SootField f = (SootField) fieldIt.next();
String fieldName = f.getName();
Type fieldType = f.getType();
if (!(fieldType instanceof PrimType))
continue;
String combined = declaringClass + combiner + fieldName;
classNameFieldNameToSootFieldMapping.put(combined, f);
Object value = null;
// check for constant value tags
if (fieldType instanceof DoubleType && f.hasTag("DoubleConstantValueTag")) {
double val = ((DoubleConstantValueTag) f.getTag("DoubleConstantValueTag")).getDoubleValue();
value = new Double(val);
} else if (fieldType instanceof FloatType && f.hasTag("FloatConstantValueTag")) {
float val = ((FloatConstantValueTag) f.getTag("FloatConstantValueTag")).getFloatValue();
value = new Float(val);
} else if (fieldType instanceof LongType && f.hasTag("LongConstantValueTag")) {
long val = ((LongConstantValueTag) f.getTag("LongConstantValueTag")).getLongValue();
value = new Long(val);
} else if (fieldType instanceof CharType && f.hasTag("IntegerConstantValueTag")) {
int val = ((IntegerConstantValueTag) f.getTag("IntegerConstantValueTag")).getIntValue();
value = new Integer(val);
} else if (fieldType instanceof BooleanType && f.hasTag("IntegerConstantValueTag")) {
int val = ((IntegerConstantValueTag) f.getTag("IntegerConstantValueTag")).getIntValue();
if (val == 0)
value = new Boolean(false);
else
value = new Boolean(true);
} else if ((fieldType instanceof IntType || fieldType instanceof ByteType || fieldType instanceof ShortType) && f.hasTag("IntegerConstantValueTag")) {
int val = ((IntegerConstantValueTag) f.getTag("IntegerConstantValueTag")).getIntValue();
value = new Integer(val);
}
// if there was a constant value tag we have its value now
if (value != null) {
debug("TAGGED value found for field: " + combined);
primTypeFieldValueToUse.put(combined, value);
// continue with next field
continue;
}
// see if the field was never assigned in which case it gets default values
Object temp = fieldToValues.get(combined);
if (temp == null) {
if (fieldType instanceof DoubleType)
value = new Double(0);
else if (fieldType instanceof FloatType)
value = new Float(0);
else if (fieldType instanceof LongType)
value = new Long(0);
else if (fieldType instanceof BooleanType)
value = new Boolean(false);
else if ((fieldType instanceof IntType || fieldType instanceof ByteType || fieldType instanceof ShortType) || fieldType instanceof CharType) {
value = new Integer(0);
} else
throw new DecompilationException("Unknown primitive type...please report to developer");
primTypeFieldValueToUse.put(combined, value);
debug("DEFAULT value for field: " + combined);
// continue with next field
continue;
}
// havent got a tag with value and havent use default since SOME method did define the field atleast once
// there was some value assigned!!!!!!!!!
debug("CHECKING USER ASSIGNED VALUES FOR: " + combined);
ArrayList values = (ArrayList) temp;
// check if they are all constants and that too the same constant
Iterator it = values.iterator();
NumericConstant tempConstant = null;
while (it.hasNext()) {
Value val = (Value) it.next();
if (!(val instanceof NumericConstant)) {
tempConstant = null;
debug("Not numeric constant hence giving up");
break;
}
if (tempConstant == null) {
tempConstant = (NumericConstant) val;
} else {
// check that this value is the same as previous
if (!tempConstant.equals(val)) {
tempConstant = null;
break;
}
}
}
if (tempConstant == null) {
// continue with next field cant do anything about this one
continue;
}
if (tempConstant instanceof LongConstant) {
Long tempVal = new Long(((LongConstant) tempConstant).value);
if (tempVal.compareTo(new Long(0)) == 0)
primTypeFieldValueToUse.put(combined, tempVal);
else
debug("Not assigning the agreed value since that is not the default value for " + combined);
} else if (tempConstant instanceof DoubleConstant) {
Double tempVal = new Double(((DoubleConstant) tempConstant).value);
if (tempVal.compareTo(new Double(0)) == 0)
primTypeFieldValueToUse.put(combined, tempVal);
else
debug("Not assigning the agreed value since that is not the default value for " + combined);
} else if (tempConstant instanceof FloatConstant) {
Float tempVal = new Float(((FloatConstant) tempConstant).value);
if (tempVal.compareTo(new Float(0)) == 0)
primTypeFieldValueToUse.put(combined, tempVal);
else
debug("Not assigning the agreed value since that is not the default value for " + combined);
} else if (tempConstant instanceof IntConstant) {
Integer tempVal = new Integer(((IntConstant) tempConstant).value);
if (tempVal.compareTo(new Integer(0)) == 0) {
SootField tempField = classNameFieldNameToSootFieldMapping.get(combined);
if (tempField.getType() instanceof BooleanType) {
primTypeFieldValueToUse.put(combined, new Boolean(false));
// System.out.println("puttingvalue false for"+combined);
} else {
primTypeFieldValueToUse.put(combined, tempVal);
// System.out.println("puttingvalue 0 for"+combined);
}
} else
debug("Not assigning the agreed value since that is not the default value for " + combined);
} else {
throw new DecompilationException("Un handled Numberic Constant....report to programmer");
}
}
// all fields of the class
}
// all classes
}
use of soot.jimple.DoubleConstant in project soot by Sable.
the class ConstraintCollector method caseAssignStmt.
public void caseAssignStmt(AssignStmt stmt) {
Value l = stmt.getLeftOp();
Value r = stmt.getRightOp();
TypeVariable left = null;
TypeVariable right = null;
if (l instanceof ArrayRef) {
ArrayRef ref = (ArrayRef) l;
Value base = ref.getBase();
Value index = ref.getIndex();
TypeVariable baseType = resolver.typeVariable((Local) base);
baseType.makeElement();
left = baseType.element();
if (index instanceof Local) {
if (uses) {
resolver.typeVariable((Local) index).addParent(resolver.typeVariable(IntType.v()));
}
}
} else if (l instanceof Local) {
left = resolver.typeVariable((Local) l);
} else if (l instanceof InstanceFieldRef) {
InstanceFieldRef ref = (InstanceFieldRef) l;
if (uses) {
TypeVariable baseType = resolver.typeVariable((Local) ref.getBase());
baseType.addParent(resolver.typeVariable(ref.getField().getDeclaringClass()));
left = resolver.typeVariable(ref.getField().getType());
}
} else if (l instanceof StaticFieldRef) {
if (uses) {
StaticFieldRef ref = (StaticFieldRef) l;
left = resolver.typeVariable(ref.getField().getType());
}
} else {
throw new RuntimeException("Unhandled assignment left hand side type: " + l.getClass());
}
if (r instanceof ArrayRef) {
ArrayRef ref = (ArrayRef) r;
Value base = ref.getBase();
Value index = ref.getIndex();
TypeVariable baseType = resolver.typeVariable((Local) base);
baseType.makeElement();
right = baseType.element();
if (index instanceof Local) {
if (uses) {
resolver.typeVariable((Local) index).addParent(resolver.typeVariable(IntType.v()));
}
}
} else if (r instanceof DoubleConstant) {
right = resolver.typeVariable(DoubleType.v());
} else if (r instanceof FloatConstant) {
right = resolver.typeVariable(FloatType.v());
} else if (r instanceof IntConstant) {
right = resolver.typeVariable(IntType.v());
} else if (r instanceof LongConstant) {
right = resolver.typeVariable(LongType.v());
} else if (r instanceof NullConstant) {
right = resolver.typeVariable(NullType.v());
} else if (r instanceof StringConstant) {
right = resolver.typeVariable(RefType.v("java.lang.String"));
} else if (r instanceof ClassConstant) {
right = resolver.typeVariable(RefType.v("java.lang.Class"));
} else if (r instanceof BinopExpr) {
// ******** BINOP EXPR ********
BinopExpr be = (BinopExpr) r;
Value lv = be.getOp1();
Value rv = be.getOp2();
TypeVariable lop;
TypeVariable rop;
// ******** LEFT ********
if (lv instanceof Local) {
lop = resolver.typeVariable((Local) lv);
} else if (lv instanceof DoubleConstant) {
lop = resolver.typeVariable(DoubleType.v());
} else if (lv instanceof FloatConstant) {
lop = resolver.typeVariable(FloatType.v());
} else if (lv instanceof IntConstant) {
lop = resolver.typeVariable(IntType.v());
} else if (lv instanceof LongConstant) {
lop = resolver.typeVariable(LongType.v());
} else if (lv instanceof NullConstant) {
lop = resolver.typeVariable(NullType.v());
} else if (lv instanceof StringConstant) {
lop = resolver.typeVariable(RefType.v("java.lang.String"));
} else if (lv instanceof ClassConstant) {
lop = resolver.typeVariable(RefType.v("java.lang.Class"));
} else {
throw new RuntimeException("Unhandled binary expression left operand type: " + lv.getClass());
}
// ******** RIGHT ********
if (rv instanceof Local) {
rop = resolver.typeVariable((Local) rv);
} else if (rv instanceof DoubleConstant) {
rop = resolver.typeVariable(DoubleType.v());
} else if (rv instanceof FloatConstant) {
rop = resolver.typeVariable(FloatType.v());
} else if (rv instanceof IntConstant) {
rop = resolver.typeVariable(IntType.v());
} else if (rv instanceof LongConstant) {
rop = resolver.typeVariable(LongType.v());
} else if (rv instanceof NullConstant) {
rop = resolver.typeVariable(NullType.v());
} else if (rv instanceof StringConstant) {
rop = resolver.typeVariable(RefType.v("java.lang.String"));
} else if (rv instanceof ClassConstant) {
rop = resolver.typeVariable(RefType.v("java.lang.Class"));
} else {
throw new RuntimeException("Unhandled binary expression right operand type: " + rv.getClass());
}
if ((be instanceof AddExpr) || (be instanceof SubExpr) || (be instanceof MulExpr) || (be instanceof DivExpr) || (be instanceof RemExpr) || (be instanceof AndExpr) || (be instanceof OrExpr) || (be instanceof XorExpr)) {
if (uses) {
TypeVariable common = resolver.typeVariable();
rop.addParent(common);
lop.addParent(common);
}
if (left != null) {
rop.addParent(left);
lop.addParent(left);
}
} else if ((be instanceof ShlExpr) || (be instanceof ShrExpr) || (be instanceof UshrExpr)) {
if (uses) {
rop.addParent(resolver.typeVariable(IntType.v()));
}
right = lop;
} else if ((be instanceof CmpExpr) || (be instanceof CmpgExpr) || (be instanceof CmplExpr) || (be instanceof EqExpr) || (be instanceof GeExpr) || (be instanceof GtExpr) || (be instanceof LeExpr) || (be instanceof LtExpr) || (be instanceof NeExpr)) {
if (uses) {
TypeVariable common = resolver.typeVariable();
rop.addParent(common);
lop.addParent(common);
}
right = resolver.typeVariable(IntType.v());
} else {
throw new RuntimeException("Unhandled binary expression type: " + be.getClass());
}
} else if (r instanceof CastExpr) {
CastExpr ce = (CastExpr) r;
right = resolver.typeVariable(ce.getCastType());
} else if (r instanceof InstanceOfExpr) {
right = resolver.typeVariable(IntType.v());
} else if (r instanceof InvokeExpr) {
InvokeExpr ie = (InvokeExpr) r;
handleInvokeExpr(ie);
right = resolver.typeVariable(ie.getMethodRef().returnType());
} else if (r instanceof NewArrayExpr) {
NewArrayExpr nae = (NewArrayExpr) r;
Type baseType = nae.getBaseType();
if (baseType instanceof ArrayType) {
right = resolver.typeVariable(ArrayType.v(((ArrayType) baseType).baseType, ((ArrayType) baseType).numDimensions + 1));
} else {
right = resolver.typeVariable(ArrayType.v(baseType, 1));
}
if (uses) {
Value size = nae.getSize();
if (size instanceof Local) {
TypeVariable var = resolver.typeVariable((Local) size);
var.addParent(resolver.typeVariable(IntType.v()));
}
}
} else if (r instanceof NewExpr) {
NewExpr na = (NewExpr) r;
right = resolver.typeVariable(na.getBaseType());
} else if (r instanceof NewMultiArrayExpr) {
NewMultiArrayExpr nmae = (NewMultiArrayExpr) r;
right = resolver.typeVariable(nmae.getBaseType());
if (uses) {
for (int i = 0; i < nmae.getSizeCount(); i++) {
Value size = nmae.getSize(i);
if (size instanceof Local) {
TypeVariable var = resolver.typeVariable((Local) size);
var.addParent(resolver.typeVariable(IntType.v()));
}
}
}
} else if (r instanceof LengthExpr) {
LengthExpr le = (LengthExpr) r;
if (uses) {
if (le.getOp() instanceof Local) {
resolver.typeVariable((Local) le.getOp()).makeElement();
}
}
right = resolver.typeVariable(IntType.v());
} else if (r instanceof NegExpr) {
NegExpr ne = (NegExpr) r;
if (ne.getOp() instanceof Local) {
right = resolver.typeVariable((Local) ne.getOp());
} else if (ne.getOp() instanceof DoubleConstant) {
right = resolver.typeVariable(DoubleType.v());
} else if (ne.getOp() instanceof FloatConstant) {
right = resolver.typeVariable(FloatType.v());
} else if (ne.getOp() instanceof IntConstant) {
right = resolver.typeVariable(IntType.v());
} else if (ne.getOp() instanceof LongConstant) {
right = resolver.typeVariable(LongType.v());
} else {
throw new RuntimeException("Unhandled neg expression operand type: " + ne.getOp().getClass());
}
} else if (r instanceof Local) {
right = resolver.typeVariable((Local) r);
} else if (r instanceof InstanceFieldRef) {
InstanceFieldRef ref = (InstanceFieldRef) r;
if (uses) {
TypeVariable baseType = resolver.typeVariable((Local) ref.getBase());
baseType.addParent(resolver.typeVariable(ref.getField().getDeclaringClass()));
}
right = resolver.typeVariable(ref.getField().getType());
} else if (r instanceof StaticFieldRef) {
StaticFieldRef ref = (StaticFieldRef) r;
right = resolver.typeVariable(ref.getField().getType());
} else {
throw new RuntimeException("Unhandled assignment right hand side type: " + r.getClass());
}
if (left != null && right != null) {
right.addParent(left);
}
}
use of soot.jimple.DoubleConstant in project soot by Sable.
the class ConstraintCollector method caseIfStmt.
public void caseIfStmt(IfStmt stmt) {
if (uses) {
ConditionExpr cond = (ConditionExpr) stmt.getCondition();
BinopExpr expr = cond;
Value lv = expr.getOp1();
Value rv = expr.getOp2();
TypeVariable lop;
TypeVariable rop;
// ******** LEFT ********
if (lv instanceof Local) {
lop = resolver.typeVariable((Local) lv);
} else if (lv instanceof DoubleConstant) {
lop = resolver.typeVariable(DoubleType.v());
} else if (lv instanceof FloatConstant) {
lop = resolver.typeVariable(FloatType.v());
} else if (lv instanceof IntConstant) {
lop = resolver.typeVariable(IntType.v());
} else if (lv instanceof LongConstant) {
lop = resolver.typeVariable(LongType.v());
} else if (lv instanceof NullConstant) {
lop = resolver.typeVariable(NullType.v());
} else if (lv instanceof StringConstant) {
lop = resolver.typeVariable(RefType.v("java.lang.String"));
} else if (lv instanceof ClassConstant) {
lop = resolver.typeVariable(RefType.v("java.lang.Class"));
} else {
throw new RuntimeException("Unhandled binary expression left operand type: " + lv.getClass());
}
// ******** RIGHT ********
if (rv instanceof Local) {
rop = resolver.typeVariable((Local) rv);
} else if (rv instanceof DoubleConstant) {
rop = resolver.typeVariable(DoubleType.v());
} else if (rv instanceof FloatConstant) {
rop = resolver.typeVariable(FloatType.v());
} else if (rv instanceof IntConstant) {
rop = resolver.typeVariable(IntType.v());
} else if (rv instanceof LongConstant) {
rop = resolver.typeVariable(LongType.v());
} else if (rv instanceof NullConstant) {
rop = resolver.typeVariable(NullType.v());
} else if (rv instanceof StringConstant) {
rop = resolver.typeVariable(RefType.v("java.lang.String"));
} else if (rv instanceof ClassConstant) {
rop = resolver.typeVariable(RefType.v("java.lang.Class"));
} else {
throw new RuntimeException("Unhandled binary expression right operand type: " + rv.getClass());
}
TypeVariable common = resolver.typeVariable();
rop.addParent(common);
lop.addParent(common);
}
}
use of soot.jimple.DoubleConstant in project soot by Sable.
the class ConstraintCollector method caseAssignStmt.
public void caseAssignStmt(AssignStmt stmt) {
Value l = stmt.getLeftOp();
Value r = stmt.getRightOp();
TypeVariable left = null;
TypeVariable right = null;
if (l instanceof ArrayRef) {
ArrayRef ref = (ArrayRef) l;
Type baset = ((Local) ref.getBase()).getType();
if (baset instanceof ArrayType) {
ArrayType base = (ArrayType) baset;
Value index = ref.getIndex();
if (uses) {
if ((base.numDimensions == 1) && (base.baseType instanceof IntegerType)) {
left = resolver.typeVariable(base.baseType);
}
if (index instanceof Local) {
resolver.typeVariable((Local) index).addParent(resolver.INT);
}
}
}
} else if (l instanceof Local) {
if (((Local) l).getType() instanceof IntegerType) {
left = resolver.typeVariable((Local) l);
}
} else if (l instanceof InstanceFieldRef) {
if (uses) {
InstanceFieldRef ref = (InstanceFieldRef) l;
Type fieldType = ref.getFieldRef().type();
if (fieldType instanceof IntegerType) {
left = resolver.typeVariable(ref.getFieldRef().type());
}
}
} else if (l instanceof StaticFieldRef) {
if (uses) {
StaticFieldRef ref = (StaticFieldRef) l;
Type fieldType = ref.getFieldRef().type();
if (fieldType instanceof IntegerType) {
left = resolver.typeVariable(ref.getFieldRef().type());
}
}
} else {
throw new RuntimeException("Unhandled assignment left hand side type: " + l.getClass());
}
if (r instanceof ArrayRef) {
ArrayRef ref = (ArrayRef) r;
Type baset = ((Local) ref.getBase()).getType();
if (!(baset instanceof NullType)) {
Value index = ref.getIndex();
// Be careful, dex can do some weird object/array casting
if (baset instanceof ArrayType) {
ArrayType base = (ArrayType) baset;
if ((base.numDimensions == 1) && (base.baseType instanceof IntegerType)) {
right = resolver.typeVariable(base.baseType);
}
} else if (baset instanceof IntegerType)
right = resolver.typeVariable(baset);
if (uses)
if (index instanceof Local)
resolver.typeVariable((Local) index).addParent(resolver.INT);
}
} else if (r instanceof DoubleConstant) {
} else if (r instanceof FloatConstant) {
} else if (r instanceof IntConstant) {
int value = ((IntConstant) r).value;
if (value < -32768) {
right = resolver.INT;
} else if (value < -128) {
right = resolver.SHORT;
} else if (value < 0) {
right = resolver.BYTE;
} else if (value < 2) {
right = resolver.R0_1;
} else if (value < 128) {
right = resolver.R0_127;
} else if (value < 32768) {
right = resolver.R0_32767;
} else if (value < 65536) {
right = resolver.CHAR;
} else {
right = resolver.INT;
}
} else if (r instanceof LongConstant) {
} else if (r instanceof NullConstant) {
} else if (r instanceof StringConstant) {
} else if (r instanceof ClassConstant) {
} else if (r instanceof BinopExpr) {
// ******** BINOP EXPR ********
BinopExpr be = (BinopExpr) r;
Value lv = be.getOp1();
Value rv = be.getOp2();
TypeVariable lop = null;
TypeVariable rop = null;
// ******** LEFT ********
if (lv instanceof Local) {
if (((Local) lv).getType() instanceof IntegerType) {
lop = resolver.typeVariable((Local) lv);
}
} else if (lv instanceof DoubleConstant) {
} else if (lv instanceof FloatConstant) {
} else if (lv instanceof IntConstant) {
int value = ((IntConstant) lv).value;
if (value < -32768) {
lop = resolver.INT;
} else if (value < -128) {
lop = resolver.SHORT;
} else if (value < 0) {
lop = resolver.BYTE;
} else if (value < 2) {
lop = resolver.R0_1;
} else if (value < 128) {
lop = resolver.R0_127;
} else if (value < 32768) {
lop = resolver.R0_32767;
} else if (value < 65536) {
lop = resolver.CHAR;
} else {
lop = resolver.INT;
}
} else if (lv instanceof LongConstant) {
} else if (lv instanceof NullConstant) {
} else if (lv instanceof StringConstant) {
} else if (lv instanceof ClassConstant) {
} else {
throw new RuntimeException("Unhandled binary expression left operand type: " + lv.getClass());
}
// ******** RIGHT ********
if (rv instanceof Local) {
if (((Local) rv).getType() instanceof IntegerType) {
rop = resolver.typeVariable((Local) rv);
}
} else if (rv instanceof DoubleConstant) {
} else if (rv instanceof FloatConstant) {
} else if (rv instanceof IntConstant) {
int value = ((IntConstant) rv).value;
if (value < -32768) {
rop = resolver.INT;
} else if (value < -128) {
rop = resolver.SHORT;
} else if (value < 0) {
rop = resolver.BYTE;
} else if (value < 2) {
rop = resolver.R0_1;
} else if (value < 128) {
rop = resolver.R0_127;
} else if (value < 32768) {
rop = resolver.R0_32767;
} else if (value < 65536) {
rop = resolver.CHAR;
} else {
rop = resolver.INT;
}
} else if (rv instanceof LongConstant) {
} else if (rv instanceof NullConstant) {
} else if (rv instanceof StringConstant) {
} else if (rv instanceof ClassConstant) {
} else {
throw new RuntimeException("Unhandled binary expression right operand type: " + rv.getClass());
}
if ((be instanceof AddExpr) || (be instanceof SubExpr) || (be instanceof DivExpr) || (be instanceof RemExpr) || (be instanceof MulExpr)) {
if (lop != null && rop != null) {
if (uses) {
if (lop.type() == null) {
lop.addParent(resolver.INT);
}
if (rop.type() == null) {
rop.addParent(resolver.INT);
}
}
right = resolver.INT;
}
} else if ((be instanceof AndExpr) || (be instanceof OrExpr) || (be instanceof XorExpr)) {
if (lop != null && rop != null) {
TypeVariable common = resolver.typeVariable();
if (rop != null)
rop.addParent(common);
if (lop != null)
lop.addParent(common);
right = common;
}
} else if (be instanceof ShlExpr) {
if (uses) {
if (lop != null && lop.type() == null) {
lop.addParent(resolver.INT);
}
if (rop.type() == null) {
rop.addParent(resolver.INT);
}
}
right = (lop == null) ? null : resolver.INT;
} else if ((be instanceof ShrExpr) || (be instanceof UshrExpr)) {
if (uses) {
if (lop != null && lop.type() == null) {
lop.addParent(resolver.INT);
}
if (rop.type() == null) {
rop.addParent(resolver.INT);
}
}
right = lop;
} else if ((be instanceof CmpExpr) || (be instanceof CmpgExpr) || (be instanceof CmplExpr)) {
right = resolver.BYTE;
} else if ((be instanceof EqExpr) || (be instanceof GeExpr) || (be instanceof GtExpr) || (be instanceof LeExpr) || (be instanceof LtExpr) || (be instanceof NeExpr)) {
if (uses) {
TypeVariable common = resolver.typeVariable();
if (rop != null)
rop.addParent(common);
if (lop != null)
lop.addParent(common);
}
right = resolver.BOOLEAN;
} else {
throw new RuntimeException("Unhandled binary expression type: " + be.getClass());
}
} else if (r instanceof CastExpr) {
CastExpr ce = (CastExpr) r;
if (ce.getCastType() instanceof IntegerType) {
right = resolver.typeVariable(ce.getCastType());
}
} else if (r instanceof InstanceOfExpr) {
right = resolver.BOOLEAN;
} else if (r instanceof InvokeExpr) {
InvokeExpr ie = (InvokeExpr) r;
handleInvokeExpr(ie);
if (ie.getMethodRef().returnType() instanceof IntegerType) {
right = resolver.typeVariable(ie.getMethodRef().returnType());
}
} else if (r instanceof NewArrayExpr) {
NewArrayExpr nae = (NewArrayExpr) r;
if (uses) {
Value size = nae.getSize();
if (size instanceof Local) {
TypeVariable var = resolver.typeVariable((Local) size);
var.addParent(resolver.INT);
}
}
} else if (r instanceof NewExpr) {
} else if (r instanceof NewMultiArrayExpr) {
NewMultiArrayExpr nmae = (NewMultiArrayExpr) r;
if (uses) {
for (int i = 0; i < nmae.getSizeCount(); i++) {
Value size = nmae.getSize(i);
if (size instanceof Local) {
TypeVariable var = resolver.typeVariable((Local) size);
var.addParent(resolver.INT);
}
}
}
} else if (r instanceof LengthExpr) {
right = resolver.INT;
} else if (r instanceof NegExpr) {
NegExpr ne = (NegExpr) r;
if (ne.getOp() instanceof Local) {
Local local = (Local) ne.getOp();
if (local.getType() instanceof IntegerType) {
if (uses) {
resolver.typeVariable(local).addParent(resolver.INT);
}
TypeVariable v = resolver.typeVariable();
v.addChild(resolver.BYTE);
v.addChild(resolver.typeVariable(local));
right = v;
}
} else if (ne.getOp() instanceof DoubleConstant) {
} else if (ne.getOp() instanceof FloatConstant) {
} else if (ne.getOp() instanceof IntConstant) {
int value = ((IntConstant) ne.getOp()).value;
if (value < -32768) {
right = resolver.INT;
} else if (value < -128) {
right = resolver.SHORT;
} else if (value < 0) {
right = resolver.BYTE;
} else if (value < 2) {
right = resolver.BYTE;
} else if (value < 128) {
right = resolver.BYTE;
} else if (value < 32768) {
right = resolver.SHORT;
} else if (value < 65536) {
right = resolver.INT;
} else {
right = resolver.INT;
}
} else if (ne.getOp() instanceof LongConstant) {
} else {
throw new RuntimeException("Unhandled neg expression operand type: " + ne.getOp().getClass());
}
} else if (r instanceof Local) {
Local local = (Local) r;
if (local.getType() instanceof IntegerType) {
right = resolver.typeVariable(local);
}
} else if (r instanceof InstanceFieldRef) {
InstanceFieldRef ref = (InstanceFieldRef) r;
if (ref.getFieldRef().type() instanceof IntegerType) {
right = resolver.typeVariable(ref.getFieldRef().type());
}
} else if (r instanceof StaticFieldRef) {
StaticFieldRef ref = (StaticFieldRef) r;
if (ref.getFieldRef().type() instanceof IntegerType) {
right = resolver.typeVariable(ref.getFieldRef().type());
}
} else {
throw new RuntimeException("Unhandled assignment right hand side type: " + r.getClass());
}
if (left != null && right != null && (left.type() == null || right.type() == null)) {
right.addParent(left);
}
}
use of soot.jimple.DoubleConstant in project soot by Sable.
the class SimplifyExpressions method getResult.
public NumericConstant getResult(BinopExpr binop) {
if (DEBUG)
System.out.println("Binop expr" + binop);
Value leftOp = binop.getOp1();
Value rightOp = binop.getOp2();
int op = 0;
if (binop instanceof AddExpr) {
op = 1;
} else if (binop instanceof SubExpr || binop instanceof DCmpExpr || binop instanceof DCmpgExpr || binop instanceof DCmplExpr) {
op = 2;
} else if (binop instanceof MulExpr) {
op = 3;
}
if (op == 0) {
if (DEBUG) {
System.out.println("not add sub or mult");
System.out.println(binop.getClass().getName());
}
return null;
}
NumericConstant constant = null;
if (leftOp instanceof LongConstant && rightOp instanceof LongConstant) {
if (DEBUG)
System.out.println("long constants!!");
if (op == 1)
constant = ((LongConstant) leftOp).add((LongConstant) rightOp);
else if (op == 2)
constant = ((LongConstant) leftOp).subtract((LongConstant) rightOp);
else if (op == 3)
constant = ((LongConstant) leftOp).multiply((LongConstant) rightOp);
} else if (leftOp instanceof DoubleConstant && rightOp instanceof DoubleConstant) {
if (DEBUG)
System.out.println("double constants!!");
if (op == 1)
constant = ((DoubleConstant) leftOp).add((DoubleConstant) rightOp);
else if (op == 2)
constant = ((DoubleConstant) leftOp).subtract((DoubleConstant) rightOp);
else if (op == 3)
constant = ((DoubleConstant) leftOp).multiply((DoubleConstant) rightOp);
} else if (leftOp instanceof FloatConstant && rightOp instanceof FloatConstant) {
if (DEBUG)
System.out.println("Float constants!!");
if (op == 1)
constant = ((FloatConstant) leftOp).add((FloatConstant) rightOp);
else if (op == 2)
constant = ((FloatConstant) leftOp).subtract((FloatConstant) rightOp);
else if (op == 3)
constant = ((FloatConstant) leftOp).multiply((FloatConstant) rightOp);
} else if (leftOp instanceof IntConstant && rightOp instanceof IntConstant) {
if (DEBUG)
System.out.println("Integer constants!!");
if (op == 1)
constant = ((IntConstant) leftOp).add((IntConstant) rightOp);
else if (op == 2)
constant = ((IntConstant) leftOp).subtract((IntConstant) rightOp);
else if (op == 3)
constant = ((IntConstant) leftOp).multiply((IntConstant) rightOp);
}
return constant;
}
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