/// <summary>
/// Fits a bit vector expression into a bit vector with size,
/// either by truncating or zero padding.
/// </summary>
public static Z3BVExpr FitBV(this Z3BVExpr expr1, Z3Context context, uint size)
{
Contract.Requires(expr1 != null && context != null && size > 0);
if (expr1.SortSize == size)
{
return(expr1);
}
else if (expr1.SortSize < size)
{
return(context.MkZeroExt(size - expr1.SortSize, expr1));
}
else
{
return(context.MkExtract(size - 1, 0, expr1));
}
}