/// <summary>
/// Returns a SMT-LIB v2.0-compliant string that corresponds to the sort of an array of
/// bitvectors with bitvector indices, having the input dimensions.
/// </summary>
///
/// <param name="dimensions">Dimensions of an array of bitvectors with
/// bitvector indices.</param>
/// <param name="path">Path that contains the input array
/// whose dimensions are provided.</param>
/// <returns>SMT-LIB v2.0-compliant string that corresponds to the sort of an array of
/// bitvectors with bitvector indices, having the input dimensions.</returns>
private static string MakeArraySort(List <uint> dimensions, Path path)
{
string result = "(Array";
if (!path.ProjectConfig.MODEL_AS_NESTED_ARRAYS)
{
long sumDomainDims = dimensions.GetRange(0, dimensions.Count - 1).Sum(dim => dim);
result += " " + SmtHelper.MakeBvSort(sumDomainDims) + " ";
result += SmtHelper.MakeBvSort(dimensions[dimensions.Count - 1]) + ")";
return(result);
}
if (dimensions.Count == 1)
{
return(SmtHelper.MakeBvSort(dimensions[0]));
}
result += " " + SmtHelper.MakeBvSort(dimensions[0]) + " ";
result += SmtHelper.MakeArraySort(dimensions.GetRange(1, dimensions.Count - 1), path);
result = result.TrimEnd() + ")";
return(result);
}
/// <summary>
/// Returns a SMT-LIB v2.0-compliant string that declares the input array variable name
/// as an array of bitvectors with bitvector indices.
/// </summary>
///
/// <param name="name">Array variable name.</param>
/// <param name="dimensions">Dimensions of the array with the input name.</param>
/// <param name="path">Path that contains the array with the input name.</param>
/// <returns>SMT-LIB v2.0-compliant string that declares the input array variable name
/// as an array of bitvectors with bitvector indices.</returns>
private static string MakeArrayVarBv(string name, List <uint> dimensions, Path path)
{
return("(declare-fun " + name + " () " +
SmtHelper.MakeArraySort(dimensions, path) + ")");
}
