protected CommonTree Parse(string expression)
{
ECalcLexer lexer = new ECalcLexer(new ANTLRStringStream(expression));
ECalcParser parser = new ECalcParser(new CommonTokenStream(lexer));
try
{
RuleReturnScope rule = parser.expression();
if (parser.HasError)
{
//modify by wsl to translate
//throw new EvaluationException(parser.ErrorMessage + " " + parser.ErrorPosition);
throw new EvaluationException("语法严重错误，系统无法解释计算公式表达式");
}
return(rule.Tree as CommonTree);
}
catch (EvaluationException)
{
throw;
}
catch (Exception e)
{
throw new EvaluationException(e.Message, e);
}
}
public static void Main(string[] args)
{
// Use a try/catch block for parser exceptions
try
{
string inputFileName;
string templateFileName;
if ((args.Length == 1) || (args.Length == 2))
{
if (args.Length == 1)
{
templateFileName = "Java.stg";
inputFileName = args[0];
}
else
{
templateFileName = args[0];
inputFileName = args[1];
}
// Ensure full pathnames
if (!Path.IsPathRooted(templateFileName))
{
//templateFileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, templateFileName);
templateFileName = Path.Combine(Environment.CurrentDirectory, templateFileName);
}
if (!Path.IsPathRooted(inputFileName))
{
inputFileName = Path.Combine(Environment.CurrentDirectory, inputFileName);
}
templates = new StringTemplateGroup(new StreamReader(templateFileName),
typeof(AngleBracketTemplateLexer));
ICharStream input = new ANTLRFileStream(inputFileName);
CMinusLexer lexer = new CMinusLexer(input);
CommonTokenStream tokens = new CommonTokenStream(lexer);
CMinusParser parser = new CMinusParser(tokens);
parser.TemplateLib = templates;
RuleReturnScope r = parser.program();
Console.Out.WriteLine(r.Template.ToString());
}
else
{
Console.Error.WriteLine("Usage: cminus [<output-template-file>] <input-file>");
}
}
catch (System.Exception e)
{
Console.Error.WriteLine("exception: " + e);
Console.Error.WriteLine(e.StackTrace); // so we can get stack trace
}
}
/// <summary>
/// Is a RuleReturnScope node candidate for the left-hand-side of an in expression?
/// </summary>
/// <param name="lhs">The RuleReturnScope node</param>
/// <param name="cached">The cached result of a former call to this method</param>
/// <returns>True if so, false otherwise</returns>
public bool IsLeftHandSideIn(RuleReturnScope lhs, ref bool?cached)
{
if (cached.HasValue)
{
return(cached.Value);
}
bool result = IsLeftHandSideExpression(lhs) && (input.LA(1) == IN);
cached = result;
return(result);
}
/// <summary>
/// Is a RuleReturnScope node candidate for the left-hand-side of an assignment expression?
/// </summary>
/// <param name="lhs">The RuleReturnScope node</param>
/// <param name="cached">The cached result of a former call to this method</param>
/// <returns>True if so, false otherwise</returns>
public bool IsLeftHandSideAssign(RuleReturnScope lhs, ref bool?cached)
{
if (cached.HasValue)
{
return(cached.Value);
}
bool result;
if (IsLeftHandSideExpression(lhs))
{
switch (input.LA(1))
{
case ASSIGN:
case MULASS:
case DIVASS:
case MODASS:
case ADDASS:
case SUBASS:
case SHLASS:
case SHRASS:
case SHUASS:
case ANDASS:
case XORASS:
case ORASS:
result = true;
break;
default:
result = false;
break;
}
}
else
{
result = false;
}
cached = result;
return(result);
}
/// <summary>
/// Is a RuleReturnScope node candidate a left-hand-side expression?
/// </summary>
/// <param name="lhs">The RuleReturnScope node</param>
/// <returns>True if so, false otherwise</returns>
private bool IsLeftHandSideExpression(RuleReturnScope lhs)
{
if (lhs.Tree == null) // e.g. during backtracking
{
return(true);
}
else
{
switch (((ITree)lhs.Tree).Type)
{
// primaryExpression
case THIS:
case Identifier:
case NULL:
case TRUE:
case FALSE:
case DecimalLiteral:
case OctalIntegerLiteral:
case HexIntegerLiteral:
case StringLiteral:
case RegularExpressionLiteral:
case ARRAY:
case OBJECT:
case PAREXPR:
// functionExpression
case FUNCTION:
// newExpression
case NEW:
// leftHandSideExpression
case CALL:
case BYFIELD:
case BYINDEX:
return(true);
default:
return(false);
}
}
}
static void Main(string[] args)
{
try
{
string inputFileName;
string templateFileName;
if ((args.Length == 1) || (args.Length == 2))
{
if (args.Length == 1)
{
templateFileName = "CUDAC.stg";
inputFileName = args[0];
}
else
{
templateFileName = args[0];
inputFileName = args[1];
}
if (!Path.IsPathRooted(templateFileName))
{
//templateFileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, templateFileName);
templateFileName = Path.Combine(Environment.CurrentDirectory, templateFileName);
}
if (!Path.IsPathRooted(inputFileName))
{
inputFileName = Path.Combine(Environment.CurrentDirectory, inputFileName);
}
templates = new StringTemplateGroup(new StreamReader(templateFileName),
typeof(AngleBracketTemplateLexer));
templates2 = new StringTemplateGroup(new StreamReader("CUDAPattern.stg"),
typeof(AngleBracketTemplateLexer));
templates3 = new StringTemplateGroup(new StreamReader("CUDACkernel.stg"),
typeof(AngleBracketTemplateLexer));
//ArrayList one=new ArrayList();
//one.Add("i");
////one.Add("+");
////one.Add("1");
//ArrayList two = new ArrayList();
//two.Add("i");
Analysis analysis = new Analysis();
//if (analysis.BenergyTest(one, two))
//{
// Console.Out.WriteLine("Iterative Dependecy");
//}
//else
//{
// Console.Out.WriteLine("No Dependecy");
//}
//return;
ICharStream input = new ANTLRFileStream(inputFileName);
C2CUDATranslatorLexer lexer = new C2CUDATranslatorLexer(input);
CommonTokenStream tokens = new CommonTokenStream(lexer);
C2CUDATranslatorParser parser = new C2CUDATranslatorParser(tokens);
parser.TemplateLib = templates;
RuleReturnScope r = parser.program();
Console.Out.WriteLine(r.Template.ToString().Replace(@"\/", "/").ToString());
// Part 2
// Console.Error.WriteLine("Getting Pattern");
ICharStream input3 = new ANTLRFileStream(inputFileName);
C2CUDATranslatorLexer lexer3 = new C2CUDATranslatorLexer(input3);
CommonTokenStream tokens3 = new CommonTokenStream(lexer3);
C2CUDATranslatorParser parser3 = new C2CUDATranslatorParser(tokens3);
parser3.TemplateLib = templates3;
RuleReturnScope r3 = parser3.program();
ICharStream input2 = new ANTLRStringStream(r3.Template.ToString().Replace("((", "( (").Replace(@"\/", "/").ToString().ToString().Replace("))", ") )").ToString().Replace("){", ") {").ToString().Replace("**", "*").ToString());
PatternGeneratorLexer lexer2 = new PatternGeneratorLexer(input2);
CommonTokenStream tokens2 = new CommonTokenStream(lexer2);
PatternGeneratorParser parser2 = new PatternGeneratorParser(tokens2);
parser2.TemplateLib = templates2;
RuleReturnScope r2 = parser2.pattern();
Console.Error.WriteLine("// Pattern : ");
string pattern = r2.Template.ToString();
Console.Out.WriteLine("//" + r2.Template.ToString().Replace("\r\n", "\r\n//"));
//Console.Out.WriteLine("Checking in Database");
//string connecstr = "Data Source=.\\SQLEXPRESS;AttachDbFilename=|DataDirectory|\\Database1.mdf;Integrated Security=True;User Instance=True";
//SqlConnection con = new SqlConnection(connecstr);
//con.Close();
//con.Open();
//String sql = "Select * from PatternDatabase";
//DataTable dt = new DataTable();
//SqlDataAdapter adp = new SqlDataAdapter(sql,con);
//adp.Fill(dt);
//bool flag=false ;
//for(int i=0;i<dt.Rows.Count -1 ;i++)
//{
// if(pattern==dt.Rows[i][1].ToString())
// {
// Console.Out.WriteLine("Found in Database");
// flag =true ;
// }
// else
// {
// }
//}
//if (flag == true)
//{
//}
//else
//{
// sql = "Insert into PatternDatabase values('"+pattern.ToString()+"','"+pattern.ToString()+"')";
// SqlCommand cmd = new SqlCommand(sql, con);
// cmd.ExecuteNonQuery();
// con.Close();
// Console.Out.WriteLine("Not Found in Database But added in database");
//}
//con.Close();
string lines = "group CUDA;\r\n pattern(type,name,args,";
string[] p = pattern.ToString().Replace("{", " ").ToString().Replace("}", " ").ToString().Replace("\n", ",").Replace(@"\/", "/").ToString().Substring(34, pattern.Length - 34).ToString().Split(',');
for (int i = 0; i < p.Length - 1; i++)
{
if (p[i].ToString().Trim() != "")
{
lines = lines + p[i].ToString().Trim() + ",\r\n";
}
}
lines = lines + ") ::= << " + "\r\n" + "<type> <name>(<args; separator=\"\\n\">) {" + "\r\n";
for (int i = 0; i < p.Length - 1; i++)
{
if (p[i].ToString().Trim() != "")
{
lines = lines + " <" + p[i].ToString().Trim() + ">" + "\r\n";
}
}
lines = lines + ">>";
System.IO.StreamWriter file = new System.IO.StreamWriter("c:\\test.stg");
file.WriteLine(lines);
file.Close();
Console.ReadLine();
}
else
{
Console.Error.WriteLine("Usage: C2CUDATranslator [<output-template-file>] <input-file>");
}
}
catch (System.Exception e)
{
Console.Error.WriteLine("exception: " + e);
Console.Error.WriteLine(e.StackTrace);
Console.ReadLine();
}
}
