/**
* Translates a BoogieType to a Prover Type
*
* @param t
* @return
*/
private ProverType type2ProverSort(BoogieType t) {
if (t.getName().compareTo("int") == 0) {
return theoremProver.getIntType();
} else if (t.getName().compareTo("bool") == 0) {
return theoremProver.getBooleanType();
} else if (t.getName().compareTo("$stringsizetype") == 0) {
ProverType[] argTypes = {theoremProver.getIntType()};
return theoremProver.getArrayType(argTypes, theoremProver.getIntType());
} else if (t instanceof BoogieFieldType) {
return theoremProver.getIntType();
} else if (t instanceof BoogieArrayType) {
ProverType[] argTypes = {theoremProver.getIntType()};
return theoremProver.getArrayType(
argTypes, type2ProverSort(((BoogieArrayType) t).getNestedType()));
} else if (t instanceof HeapType) {
ProverType[] argTypes = {theoremProver.getIntType(), theoremProver.getIntType()};
return theoremProver.getArrayType(argTypes, theoremProver.getIntType());
} else if (t instanceof BoogieObjectType) {
return theoremProver.getIntType();
}
// TODO: not tested!
return theoremProver.getIntType();
}
private String z3_type2SMT2(BoogieType t) {
if (t.getName().compareTo("bool") == 0) {
return "Bool";
} else if (t instanceof BoogieArrayType) {
BoogieArrayType barrt = (BoogieArrayType) t;
StringBuilder sb = new StringBuilder();
sb.append("(Array Int ");
sb.append(z3_type2SMT2(barrt.getNestedType()));
sb.append(") ");
return sb.toString();
} else {
return "Int";
}
}
