compiler/2014/LabComm.ast

+Specification ::= Decl*;
+
+abstract Decl ::= TypeInstance /Signature/;
+
+TypeInstance ::= DataType Annotations;
+
+Annotations ::= Annotation*;
+Annotation ::= <Key:String> <Value:byte[]>;
+
+Intention : Annotation;
+DocString : Annotation;
+
+TypeDecl   : Decl;
+SampleDecl : Decl;
+
+//Signatures are in the abstract grammar, so that
+//they can be extended and refined by aspects.
+
+Signature                 ::= SignatureList FlatSignatureList:SignatureList;
+SignatureList             ::= SignatureLine*;
+abstract SignatureLine 	  ::= <Indent:int> <Comment:String>;
+abstract DataSignatureLine : SignatureLine;
+ByteArraySignatureLine     : DataSignatureLine ::= <Data:byte[]>;
+IntSignatureLine           : DataSignatureLine ::= <Data:int>;
+StringSignatureLine        : DataSignatureLine ::= <Data:String>;
+IntentionSignatureLine     : DataSignatureLine ::= Intention* ;
+TypeRefSignatureLine       : SignatureLine     ::= Decl;
+
+Field : TypeInstance;
+
+abstract DataType;
+VoidType           : DataType;
+//SampleRefType      : DataType;
+PrimType           : DataType ::= <Name:String> <Token:int>;
+UserType           : DataType ::= <Name:String>;
+StructType         : DataType ::= Field*;
+ParseArrayType     : DataType ::= DataType Dim*;
+abstract ArrayType : DataType ::= DataType Dim;
+VariableArrayType  : ArrayType;
+FixedArrayType     : ArrayType;
+
+Dim ::= Exp*;
+
+abstract Exp;
+IntegerLiteral : Exp ::= <Value:String>;
+VariableSize   : Exp;

compiler/2014/LabComm.java

+package se.lth.control.labcomm2014.compiler;
+
+import java.io.*;
+import java.util.*;
+
+public class LabComm {
+
+  private static void println(String s) {
+    System.out.println(s);
+  }
+
+  private static void print_help() {
+    println("\n Usage: java -jar labcom.jar [options*] FILE");
+    println("");
+    println(" --help                  Shows this help text");
+    println(" -v                      Be verbose");
+    println(" --ver=VERSION           Generate code for labcomm VERSION (=2006 or 2014)");
+    println("[ C options ]");
+    println(" -C                      Generates C/H code in FILE.[ch]");
+    println(" --cprefix=PREFIX        Prefixes C types with PREFIX");
+    println(" --cinclude=FILE         Include FILE in generated .c");
+    println(" --c=CFILE               Generates C code in CFILE");
+    println(" --h=HFILE               Generates H code in HFILE");
+    println("[ C# options]");
+    println(" --cs                    Generates C# code in FILE.cs");
+    println(" --cs=CSFILE             Generates C# code in CSFILE");
+    println(" --csnamespace=NAMESPACE Place C# classes in NAMESPACE");
+    println("[ Java options ]");
+    println(" --java=JDIR             Generates Java files in JDIR");
+    println(" --javapackage=PACKAGE   Place Java classes in PACKAGE");
+    println("[ Python options ]");
+    println(" -P                      Generates Python code in FILE.py");
+    println(" --python=PFILE          Generates Python code in PFILE");
+    println("[ RAPID options ]");
+    println(" --rapid                 Generates RAPID code in FILE.sys");
+    println("[ Misc options ]");
+    println(" --pretty=PFILE          Pretty prints to PFILE");
+    println(" --typeinfo=TIFILE       Generates typeinfo in TIFILE");
+    println(" --typedefs=TIFILE       Generates typedefs in TIFILE");
+  }
+
+  /** To be cleaned up.
+   */
+  private static void checkVersion(int v) {
+     if(! (v == 2006 || v == 2014) ) {
+	System.err.println(" Unknown version: " + v);
+	System.err.println(" Supported versions: 2006, 2014 ");
+	System.exit(2);
+     }
+  }
+
+  private static void genH(Specification p, String hName,
+			   Vector cIncludes, String coreName, String prefix, int ver) {
+    try {
+      FileOutputStream f;
+      PrintStream out;
+
+      f = new FileOutputStream(hName);
+      out = new PrintStream(f);
+      p.C_genH(out, cIncludes, coreName, prefix, ver);
+      out.close();
+    } catch (IOException e) {
+      System.err.println("IOException: " + hName + " " + e);
+    }
+  }
+
+  private static void genC(Specification p, String cName,
+			   Vector cIncludes, String coreName, String prefix, int ver) {
+    try {
+      FileOutputStream f;
+      PrintStream out;
+
+      f = new FileOutputStream(cName);
+      out = new PrintStream(f);
+      p.C_genC(out, cIncludes, coreName, prefix, ver);
+      out.close();
+    } catch (IOException e) {
+      System.err.println("IOException: " + cName + " " + e);
+    }
+  }
+
+  private static void genCS(Specification p, String csName, String csNamespace, int ver) {
+//      throw new Error("C# generation currently disabled");
+    try {
+      p.CS_gen(csName, csNamespace, ver);
+    } catch (IOException e) {
+      System.err.println("IOException: " + csName + " " +
+			 csNamespace + " " + e);
+    }
+  }
+
+  private static void genJava(Specification p,  String dirName, String packageName, int ver) {
+    try {
+      p.J_gen(dirName, packageName, ver);
+    } catch (IOException e) {
+      System.err.println("IOException: " + dirName + " " +
+			 packageName + " " + e);
+    }
+  }
+
+  private static void genPython(Specification p, String filename, String prefix, int ver) {
+    try {
+      FileOutputStream f;
+      PrintStream out;
+
+      f = new FileOutputStream(filename);
+      out = new PrintStream(f);
+      p.Python_gen(out, prefix, ver);
+      out.close();
+    } catch (IOException e) {
+      System.err.println("IOException: " + filename + " " + e);
+    }
+  }
+
+  private static void genRAPID(Specification p, String filename, String prefix, int ver) {
+    try {
+      p.RAPID_gen(filename, prefix, ver);
+    } catch (IOException e) {
+      System.err.println("IOException: " + filename + " " + e);
+    }
+  }
+
+  /** Helper class to contain command line options
+      and their associated behaviour
+   **/
+  private static class Opts {
+    final String[] args;
+    String coreName = null;
+    String prefix = null;
+    boolean verbose = false;
+    int ver = 2014; //Version 2014 as default
+    String cFile = null;
+    String hFile = null;
+    Vector cIncludes = new Vector();
+    String cPrefix; // gets default value (prefix) in processFilename
+    String csFile = null;
+    String csNamespace = null;
+    String javaDir = null;
+    String javaPackage = "";
+    String pythonFile = null;
+    String prettyFile = null;
+    String typeinfoFile = null;
+    String typedefsFile = null;
+    String rapidFile = null;
+    String fileName = null;
+
+   Opts(String[] args) {
+     this.args = args;
+   }
+
+    private static String getCoreName(String s) {
+      int i = s.lastIndexOf('.');
+      return s.substring(0, i > 0 ? i : s.length());
+    }
+
+    private static String getFileName(String s) {
+      return s.substring(s.lastIndexOf('/') + 1, s.length());
+    }
+
+    private static String getBaseName(String s) {
+      s = getFileName(s);
+      int i = s.lastIndexOf('.');
+      return s.substring(0, i > 0 ? i : s.length());
+    }
+
+    private static String getPrefix(String s) {
+      return s.substring(s.lastIndexOf('/') + 1, s.length());
+    }
+
+    boolean processFilename(){
+      // Scan for first non-option
+      for (int i = 0 ; i < args.length ; i++) {
+        if (! args[i].startsWith("-")) {
+  	fileName = args[i];
+  	break;
+        }
+      }
+      if (fileName != null) {
+        coreName = getBaseName(fileName);
+        prefix = getPrefix(coreName);
+       cPrefix = prefix;
+      }
+      return fileName != null;
+    }
+
+    void processArgs(){
+      for (int i = 0 ; i < args.length ; i++) {
+        if (fileName == null ||
+            args[i].equals("-help") ||
+            args[i].equals("-h") ||
+            args[i].equals("--help")) {
+          print_help();
+          System.exit(0);
+        } else if (args[i].equals("-v")) {
+          verbose=true;
+        } else if (args[i].startsWith("--ver=")) {
+          ver = Integer.parseInt(args[i].substring(6));
+          checkVersion(ver);
+        } else if (args[i].equals("-C")) {
+          cFile = coreName + ".c";
+          hFile = coreName + ".h";
+        } else if (args[i].startsWith("--cinclude=")) {
+          cIncludes.add(args[i].substring(11));
+        } else if (args[i].startsWith("--cprefix=")) {
+          cPrefix = args[i].substring(10);
+        } else if (args[i].startsWith("--c=")) {
+          cFile = args[i].substring(4);
+        } else if (args[i].startsWith("--h=")) {
+          hFile = args[i].substring(4);
+        } else if (args[i].equals("--cs")) {
+          csFile = coreName + ".cs";
+        } else if (args[i].startsWith("--cs=")) {
+          csFile = args[i].substring(5);
+        } else if (args[i].startsWith("--csnamespace=")) {
+          csNamespace = args[i].substring(14);
+        } else if (args[i].startsWith("--java=")) {
+          javaDir = args[i].substring(7);
+        } else if (args[i].startsWith("--javapackage=")) {
+          javaPackage = args[i].substring(14);
+        } else if (args[i].equals("-P")) {
+          pythonFile = coreName + ".py";
+        } else if (args[i].startsWith("--python=")) {
+          pythonFile = args[i].substring(9);
+        } else if (args[i].startsWith("--pretty=")) {
+          prettyFile = args[i].substring(9);
+        } else if (args[i].startsWith("--typeinfo=")) {
+          typeinfoFile = args[i].substring(11);
+        } else if (args[i].startsWith("--typedefs=")) {
+          typedefsFile = args[i].substring(11);
+        } else if (args[i].equals("--rapid")) {
+          rapidFile = coreName + ".sys";
+        } else if (i == args.length - 1) {
+          fileName = args[i];
+        } else {
+          System.err.println(" Unknown argument " + args[i]);
+          print_help();
+          System.exit(2);
+        }
+      }
+     if(prefix==null){
+  	System.err.println("   WARNING! prefix==null");
+        prefix="";
+     }
+   }
+
+   Specification parseFile(){
+     Specification ast = null;
+     try {
+       // Check for errors
+       LabCommScanner scanner = new LabCommScanner(
+                                  new FileReader(fileName));
+       LabCommParser parser = new LabCommParser();
+       Specification p = (Specification)parser.parse(scanner);
+       Collection errors = new LinkedList();
+       p.errorCheck(errors);
+
+       if (errors.isEmpty()) {
+         ast = p;
+       } else {
+         for (Iterator iter = errors.iterator(); iter.hasNext(); ) {
+           String s = (String)iter.next();
+           System.out.println(s);
+         }
+       }
+     } catch (FileNotFoundException e) {
+       System.err.println("Could not find file: " + fileName);
+     } catch (IOException e) {
+       System.err.println("IOException: " + fileName + " " + e);
+     } catch (beaver.Parser.Exception e) {
+       System.err.println(e.getMessage());
+     }
+     return ast;
+   }
+
+   boolean generateC(Specification ast) {
+     boolean wroteFile = false;
+     Vector hIncludes = new Vector(cIncludes);
+     if (hFile != null) {
+       cIncludes.add(hFile);
+     }
+     if (cFile != null) {
+       printStatus("C: " , cFile);
+       genC(ast, cFile, cIncludes, coreName, cPrefix, ver);
+       wroteFile = true;
+     }
+     if (hFile != null) {
+       printStatus("H: " , hFile);
+       genH(ast, hFile, hIncludes, coreName, cPrefix, ver);
+       wroteFile = true;
+     }
+     return wroteFile;
+   }
+
+   boolean generateCS(Specification ast) {
+     boolean wroteFile = false;
+     if (csFile != null) {
+       printStatus("C#: " , csFile);
+       genCS(ast, csFile, csNamespace, ver);
+       wroteFile = true;
+     }
+     return wroteFile;
+   }
+
+   boolean generateJava(Specification ast) {
+     boolean wroteFile = false;
+     if (javaDir != null) {
+       printStatus("Java: " , javaDir);
+       genJava(ast, javaDir, javaPackage, ver);
+       wroteFile = true;
+     }
+     return wroteFile;
+   }
+
+   boolean generatePython(Specification ast) {
+     boolean wroteFile = false;
+     if (pythonFile != null) {
+       printStatus("Python: " , pythonFile);
+       genPython(ast, pythonFile, prefix, ver);
+       wroteFile = true;
+     }
+     return wroteFile;
+   }
+
+   boolean generateRAPID(Specification ast) {
+     boolean wroteFile = false;
+     if (rapidFile != null) {
+       printStatus("RAPID: " , rapidFile);
+       genRAPID(ast, rapidFile, coreName, ver);
+       wroteFile = true;
+     }
+     return wroteFile;
+   }
+   boolean generatePrettyPrint(Specification ast) {
+     boolean wroteFile = false;
+     if (prettyFile != null) {
+       printStatus("Pretty: " , prettyFile);
+       try {
+         FileOutputStream f = new FileOutputStream(prettyFile);
+         PrintStream out = new PrintStream(f);
+         ast.pp(out);
+         out.close();
+         wroteFile = true;
+       } catch (IOException e) {
+         System.err.println("IOException: " + prettyFile + " " + e);
+       }
+     }
+     return wroteFile;
+   }
+
+   boolean generateTypeinfo(Specification ast) {
+     boolean wroteFile = false;
+     if (typeinfoFile != null) {
+       printStatus("TypeInfo: " , typeinfoFile);
+       try {
+         FileOutputStream f = new FileOutputStream(typeinfoFile);
+         PrintStream out = new PrintStream(f);
+         ast.C_info(out, cPrefix, ver);
+         ast.Java_info(out, ver);
+         ast.CS_info(out, csNamespace, ver);
+         wroteFile = true;
+       } catch (IOException e) {
+         System.err.println("IOException: " + typeinfoFile + " " + e);
+       }
+     }
+     return wroteFile;
+    }
+
+   boolean generateTypedefs(Specification ast) {
+     boolean wroteFile = false;
+     if (typedefsFile != null) {
+       printStatus("Typedefs: " , typedefsFile);
+       try {
+         FileOutputStream f = new FileOutputStream(typedefsFile);
+         PrintStream out = new PrintStream(f);
+         ast.generateTypedefs(out, ver);
+         wroteFile = true;
+       } catch (IOException e) {
+         System.err.println("IOException: " + typedefsFile + " " + e);
+       }
+     }
+     return wroteFile;
+    }
+
+    private void printStatus(String kind, String filename){
+       if (verbose) {
+         System.err.println("Generating "+kind+": " + filename);
+       }
+    }
+  }
+
+
+  public static void main(String[] args) {
+    Opts opts = new Opts(args);
+    if(!opts.processFilename()) {
+      print_help();
+      System.exit(1);
+    } else {
+      opts.processArgs();
+      Specification ast =  opts.parseFile();
+
+      if (ast != null) {
+
+	boolean fileWritten = false;
+
+        fileWritten |= opts.generateC(ast);
+        fileWritten |= opts.generateCS(ast);
+        fileWritten |= opts.generateJava(ast);
+        fileWritten |= opts.generatePython(ast);
+        fileWritten |= opts.generateRAPID(ast);
+        fileWritten |= opts.generatePrettyPrint(ast);
+        fileWritten |= opts.generateTypeinfo(ast);
+        fileWritten |= opts.generateTypedefs(ast);
+
+        // if no output to files, prettyprint on stdout
+	if (!fileWritten) {
+	  ast.pp(System.out);
+	}
+      } else {
+          // Catch-all for compilation errors
+          System.err.println("Error in specification");
+          System.exit(3);
+      }
+    }
+  }
+}

LabCommParser.parser → compiler/2014/LabCommParser.parser

 %header {:
- package AST;
+  package se.lth.control.labcomm2014.compiler;
+  import se.lth.control.labcomm2014.compiler.*;
 :};
 %embed {:
   public static class SourceError extends Error {
@@ -14,7 +15,7 @@
       s.append("  *** Syntactic error: unexpected token " + Terminals.NAMES[token.getId()]);
       throw new SourceError(s.toString());
         //super.syntaxError(token);
-        //throw new RuntimeException(token.getLine(token.getStart()) + ", " + 
+        //throw new RuntimeException(token.getLine(token.getStart()) + ", " +
 	// token.getColumn(token.getStart()) + ": Syntax Error");
     }
     public void scannerError(Scanner.Exception e) {
@@ -33,9 +34,9 @@
         }
 :};
 
-Program goal =
-     /* Empty program */               {: return new Program(); :}
-  |  decl_list.l                       {: return new Program(l); :}
+Specification goal =
+     /* Empty program */               {: return new Specification(); :}
+  |  decl_list.l                       {: return new Specification(l); :}
   ;
 
 List decl_list =
@@ -53,53 +54,68 @@ List var_decl_list =
   | var_decl_list.l var_decl.v      {: return l.add(v); :}
   ;
 
-Field var_decl =
-    type.t IDENTIFIER SEMICOLON     {: return new Field(t, IDENTIFIER); :}
-  | type.t IDENTIFIER dim_list.d SEMICOLON 
-    {: return new Field(new ParseArrayType(t, d), IDENTIFIER); :}
+Annotations annotations = 
+    /* empty list */  {: return new Annotations(); :}
+  |  annotation_list.l {: return new Annotations(l); :}
   ;
 
-TypeDecl type_decl = 
-    TYPEDEF type.t IDENTIFIER SEMICOLON {: return new TypeDecl(t, IDENTIFIER); :}
-  | TYPEDEF type.t IDENTIFIER dim_list.d SEMICOLON 
-    {: return new TypeDecl(new ParseArrayType(t, d), IDENTIFIER); :}
+List annotation_list =
+    annotation.i                      {: return new List().add(i); :}
+  | annotation_list.l annotation.i     {: return l.add(i); :}
   ;
 
-SampleDecl sample_decl = 
-    SAMPLE type.t IDENTIFIER SEMICOLON 
-      {: return new SampleDecl(t, IDENTIFIER); :}
-  | SAMPLE type.t IDENTIFIER dim_list.d SEMICOLON 
-      {: return new SampleDecl(new ParseArrayType(t, d), IDENTIFIER); :}
-  | SAMPLE VOID IDENTIFIER SEMICOLON 
-      {: return new SampleDecl(new VoidType(), IDENTIFIER); :}
+String key = IDENTIFIER;
+String stringliteral = IDENTIFIER | QUOTEDSTRING;
+
+Annotation annotation = intention.i | docstring.d;
+Annotation intention = LPAREN key.k COLON stringliteral.v RPAREN {: return new Intention(k,v.getBytes()); :};
+Annotation docstring = QUOTEDSTRING.s {: return new DocString(s.substring(1,s.length()-1).getBytes()); :};
+
+TypeInstance type_instance =
+    annotations.a type.t IDENTIFIER {: return new TypeInstance(t, IDENTIFIER, a); :}
+  | annotations.a type.t IDENTIFIER dim_list.d 
+    {: return new TypeInstance(new ParseArrayType(t, d), IDENTIFIER, a); :}
   ;
 
-Type type =
+Field var_decl =
+    type_instance.t SEMICOLON     {: return new Field(t); :}
+  ;
+
+TypeDecl type_decl =
+    TYPEDEF type_instance.t  SEMICOLON {: return new TypeDecl(t); :} ;
+
+SampleDecl sample_decl =
+    SAMPLE type_instance.t SEMICOLON {: return new SampleDecl(t); :} ;
+
+DataType type =
     prim_type.p                     {: return p; :}
   | user_type.u                     {: return u; :}
   | struct_type.s                   {: return s; :}
+  | void_type.v                     {: return v; :}
   ;
 
-PrimType prim_type =      
-    BOOLEAN                         
+PrimType prim_type =
+    BOOLEAN
       {: return new PrimType(BOOLEAN, ASTNode.LABCOMM_BOOLEAN); :}
-  | BYTE                            
+  | BYTE
       {: return new PrimType(BYTE, ASTNode.LABCOMM_BYTE); :}
-  | SHORT                           
+  | SHORT
       {: return new PrimType(SHORT, ASTNode.LABCOMM_SHORT); :}
-  | INT                             
+  | INT
       {: return new PrimType(INT, ASTNode.LABCOMM_INT); :}
-  | LONG                            
+  | LONG
       {: return new PrimType(LONG, ASTNode.LABCOMM_LONG); :}
-  | FLOAT                           
+  | FLOAT
       {: return new PrimType(FLOAT, ASTNode.LABCOMM_FLOAT); :}
-  | DOUBLE                          
+  | DOUBLE
       {: return new PrimType(DOUBLE, ASTNode.LABCOMM_DOUBLE); :}
-  | STRING                          
+  | STRING
       {: return new PrimType(STRING, ASTNode.LABCOMM_STRING); :}
+  | SAMPLE
+      {: return new PrimType(SAMPLE, ASTNode.LABCOMM_SAMPLE); :}
   ;
 
-UserType user_type =      
+UserType user_type =
     IDENTIFIER                      {: return new UserType(IDENTIFIER); :}
   ;
 
@@ -107,6 +123,10 @@ StructType struct_type =
     STRUCT LBRACE var_decl_list.l RBRACE {: return new StructType(l); :}
   ;
 
+VoidType void_type =
+    VOID {: return new VoidType(); :}
+;
+
 List dim_list =
     dim.d                           {: return new List().add(d); :}
   | dim_list.l  dim.d               {: return l.add(d); :}
@@ -121,7 +141,7 @@ List exp_list =
   | exp_list.l COMMA exp.e          {: return l.add(e); :}
   ;
 
-Exp exp = 
+Exp exp =
     INTEGER_LITERAL                 {: return new IntegerLiteral(INTEGER_LITERAL); :}
   | UNDERSCORE                      {: return new VariableSize(); :}
   ;

LabCommScanner.flex → compiler/2014/LabCommScanner.flex

-package AST;
+package se.lth.control.labcomm2014.compiler;
 
 import beaver.Symbol;
 import beaver.Scanner;
-import AST.LabCommParser.Terminals;
+import se.lth.control.labcomm2014.compiler.LabCommParser.Terminals;
 
 %%
 
-%public 
-%final 
+%public
+%final
 %class LabCommScanner
 %extends Scanner
 
-%type Symbol 
-%function nextToken 
+%type Symbol
+%function nextToken
 %yylexthrow Scanner.Exception
 
 %unicode
@@ -44,13 +44,16 @@ Comment = {TraditionalComment}
 TraditionalComment = "/*" [^*] ~"*/" | "/*" "*"+ "/" | "/*" "*"+ [^/*] ~"*/"
 EndOfLineComment = "//" {InputCharacter}* {LineTerminator}?
 
-Identifier = [:jletter:][:jletterdigit:]*
+Identifier = [[:letter:]_]([[:letter:]_[:digit:]])*
+StringLiteral = [:jletterdigit:]*
 
-DecimalNumeral = 0 | {NonZeroDigit} {Digits}? 
+DecimalNumeral = 0 | {NonZeroDigit} {Digits}?
 Digits = {Digit}+
 Digit = 0 | {NonZeroDigit}
 NonZeroDigit = [1-9]
 
+QuotedString = "\""~"\""
+
 %%
 
 <YYINITIAL> {
@@ -76,10 +79,14 @@ NonZeroDigit = [1-9]
   "}"                            { return sym(Terminals.RBRACE); }
   "["                            { return sym(Terminals.LBRACK); }
   "]"                            { return sym(Terminals.RBRACK); }
+  "("                            { return sym(Terminals.LPAREN); }
+  ")"                            { return sym(Terminals.RPAREN); }
   ";"                            { return sym(Terminals.SEMICOLON); }
+  ":"                            { return sym(Terminals.COLON); }
   ","                            { return sym(Terminals.COMMA); }
-  
+
   {Identifier}                   { return sym(Terminals.IDENTIFIER); }
+  {QuotedString}                 { return sym(Terminals.QUOTEDSTRING); }
 }
 
 // fall through errors

compiler/2014/LabCommTokens.jrag

+aspect LabCommTokens {
+
+  public static final int ASTNode.LABCOMM_VERSION =    0x01;  
+  public static final int ASTNode.LABCOMM_SAMPLE_DEF = 0x02;  // The flat signature
+  public static final int ASTNode.LABCOMM_SAMPLE_REF = 0x03;  
+  public static final int ASTNode.LABCOMM_TYPE_DEF  =  0x03;  // and type declarations, hierarchically
+  public static final int ASTNode.LABCOMM_TYPE_BINDING=0x05;
+
+  public static final int ASTNode.LABCOMM_ARRAY =      0x10;
+  public static final int ASTNode.LABCOMM_STRUCT =     0x11;
+
+  public static final int ASTNode.LABCOMM_BOOLEAN =    0x20; 
+  public static final int ASTNode.LABCOMM_BYTE =       0x21;
+  public static final int ASTNode.LABCOMM_SHORT =      0x22;
+  public static final int ASTNode.LABCOMM_INT =        0x23;
+  public static final int ASTNode.LABCOMM_LONG =       0x24;
+  public static final int ASTNode.LABCOMM_FLOAT =      0x25;
+  public static final int ASTNode.LABCOMM_DOUBLE =     0x26;
+  public static final int ASTNode.LABCOMM_STRING =     0x27;
+  public static final int ASTNode.LABCOMM_SAMPLE =     0x28;
+
+}

NameAnalysis.jrag → compiler/2014/NameAnalysis.jrag

@@ -2,7 +2,7 @@
 aspect NameAnalysis {
 
   inh String Decl.lookupName(String name);
-  eq Program.getDecl(int index).lookupName(String name) {
+  eq Specification.getDecl(int index).lookupName(String name) {
     for (int i = 0; i < index; i++) {
       String s = getDecl(i).getName();
       if (s.equals(name)) {
@@ -24,7 +24,7 @@ aspect NameAnalysis {
 
   inh TypeDecl Decl.lookupType(String name);
   inh TypeDecl UserType.lookupType(String name);
-  eq Program.getDecl(int index).lookupType(String name) {
+  eq Specification.getDecl(int index).lookupType(String name) {
     for(int i = 0; i < index; i++) {
       Decl d = getDecl(i);  
       if(d instanceof TypeDecl && d.getName().equals(name)) {
@@ -34,7 +34,10 @@ aspect NameAnalysis {
     return null;
   }
 
-  syn TypeDecl UserType.decl() = lookupType(getName());
+  syn TypeDecl DataType.decl(); 
+  eq DataType.decl() = null;
+  eq UserType.decl() = lookupType(getName());
+  eq PrimType.decl() = null; //HERE BE DRAGONS XXX
   
   
   public void ASTNode.nameCheck() {

PrettyPrint.jrag → compiler/2014/PrettyPrint.jrag

@@ -6,7 +6,7 @@ aspect PPIndentation {
   inh String Field.pp_indent();
   inh String StructType.pp_indent();
   eq StructType.getField(int index).pp_indent() = pp_indent() + "  ";
-  eq Program.getDecl(int index).pp_indent() = "";
+  eq Specification.getDecl(int index).pp_indent() = "";
   
 }
 
@@ -18,7 +18,7 @@ aspect PrettyPrint {
 		    " not declared");
   }
 
-  public void Program.pp(PrintStream out) {
+  public void Specification.pp(PrintStream out) {
     for(int i = 0; i < getNumDecl(); i++) {
     	getDecl(i).pp(out);
     }
@@ -27,24 +27,24 @@ aspect PrettyPrint {
    // Pretty print declarations
   public void TypeDecl.pp(PrintStream out) {
     out.print("typedef ");
-    getType().ppIdentifier(out, getName());
+    getDataType().ppIdentifier(out, getName());
     out.println(";");
   }
 
   public void SampleDecl.pp(PrintStream out) {
     out.print("sample ");
-    getType().ppIdentifier(out, getName());
+    getDataType().ppIdentifier(out, getName());
     out.println(";");
   }
 
   public void Field.pp(PrintStream out) {
     out.print(pp_indent());
-    getType().ppIdentifier(out, getName());
+    getDataType().ppIdentifier(out, getName());
     out.println(";");
   }
 
   // Pretty print variable of a given type 
-  public void Type.ppIdentifier(PrintStream out, String id) { 
+  public void DataType.ppIdentifier(PrintStream out, String id) { 
     ppPrefix(out);
     out.print(" ");
     out.print(id);
@@ -58,7 +58,7 @@ aspect PrettyPrint {
   }
 
   // PrettyPrint prefix type info
-  public void Type.ppPrefix(PrintStream out) {
+  public void DataType.ppPrefix(PrintStream out) {
     throw new Error(this.getClass().getName() + 
 		    ".ppPrefix(PrintStream out)" + 
 		    " not declared");
@@ -68,6 +68,10 @@ aspect PrettyPrint {
     out.print("void");
   }
 
+//  public void SampleRefType.ppPrefix(PrintStream out) { 
+//    out.print("sample");
+//  }
+
   public void PrimType.ppPrefix(PrintStream out) { 
     out.print(getName());
   }
@@ -77,7 +81,7 @@ aspect PrettyPrint {
   }
 
   public void ArrayType.ppPrefix(PrintStream out) {
-    getType().ppPrefix(out);
+    getDataType().ppPrefix(out);
   }
 
   public void StructType.ppPrefix(PrintStream out) {
@@ -90,7 +94,7 @@ aspect PrettyPrint {
   }
 
   // PrettyPrint suffix type info (array dimensions)
-  public void Type.ppSuffix(PrintStream out) { }
+  public void DataType.ppSuffix(PrintStream out) { }
 
   public void ArrayType.ppSuffix(PrintStream out) { 
     out.print("[");
@@ -99,7 +103,7 @@ aspect PrettyPrint {
       getExp(i).pp(out);
     }
     out.print("]");
-    getType().ppSuffix(out);
+    getDataType().ppSuffix(out);
   }
 
   public void IntegerLiteral.pp(PrintStream out) {

compiler/2014/Python_CodeGen.jrag

+aspect Python_CodeGenEnv {
+
+  // Environment wrapper for Python code generation
+  // handles qualid nesting, indentation, file writing and
+  // prefix propagation
+
+  public class Python_env extends PrintEnv {
+
+    final private class Python_printer extends PrintEnv.Printer {
+//      public C_printer(PrintStream out) {
+//	      super(out, "    ");
+//      }
+    }
+
+    public Python_env(PrintStream out) {
+      super(out);
+    }
+  }
+}
+
+aspect Python_CodeGen {
+
+  public void Specification.Python_gen(PrintStream out, String baseName, int version) {
+    Python_env env = new Python_env(out);
+    env.println("#!/usr/bin/python");
+    env.println("# Auto generated " + baseName);
+    env.println();
+    env.println("import labcomm2014");
+    env.println();
+    Python_genTypes(env);
+    env.println("typedef = tuple([");
+    env.indent();
+    for (int i = 0 ; i < getNumDecl() ; i++) {
+      getDecl(i).Python_genTypedefListEntry(env);
+    }
+    env.unindent();
+    env.println("])");
+    env.println("sample = tuple([");
+    env.indent();
+    for (int i = 0 ; i < getNumDecl() ; i++) {
+      getDecl(i).Python_genSampleListEntry(env);
+    }
+    env.unindent();
+    env.println("])");
+  }
+
+}
+
+aspect PythonTypes {
+
+  public void Specification.Python_genTypes(Python_env env) {
+    for (int i = 0 ; i < getNumDecl() ; i++) {
+      getDecl(i).Python_genSignatureAndTypedef(env);
+    }
+  }
+
+  public void Decl.Python_genSignatureAndTypedef(Python_env env) {
+    throw new Error(this.getClass().getName() +
+                    ".Python_genSignatureAndTypedef(Python_env env)" +
+                    " not declared");
+  }
+
+  public void TypeDecl.Python_genSignatureAndTypedef(Python_env env) {
+    env.println("class " + getName() + "(object):");
+    env.indent();
+    env.print("typedef = labcomm2014.typedef(");
+    Python_genIntentions(env);
+    env.println(",");
+    env.indent();
+    getTypeInstance().Python_genTypedef(env);
+    env.unindent();
+    env.println(")");
+    env.unindent();
+    env.println();
+  }
+
+  public void SampleDecl.Python_genSignatureAndTypedef(Python_env env) {
+    env.println("class " + getName() + "(object):");
+    env.indent();
+    env.print("signature = labcomm2014.sample(");
+    Python_genIntentions(env);
+    env.println(",");
+    env.indent();
+    getDataType().Python_genSignature(env);
+    env.unindent();
+    env.println(")");
+    env.print("typedef = labcomm2014.sample(");
+    Python_genIntentions(env);
+    env.println(",");
+    env.indent();
+    getTypeInstance().Python_genTypedef(env);
+    env.unindent();
+    env.println(")");
+    env.unindent();
+    env.println();
+  }
+  public void Decl.Python_genIntentions(Python_env env) {
+    getTypeInstance().Python_genIntentions(env);
+  }
+
+  public void TypeInstance.Python_genIntentions(Python_env env) {
+//  env.print("{");
+//  for(Intention i : sortedIntentions()) {
+//      env.print("'"+i.getKey()+"':'"+new String(i.getValue())+"', ");
+//  }
+//  env.print("}");
+    env.print("tuple((");
+    for(Intention i : sortedIntentions()) {
+        env.print("('"+i.getKey()+"','"+new String(i.getValue())+"'), ");
+    }
+    env.print("))");
+  }
+
+  public void TypeInstance.Python_genTypedef(Python_env env) {
+      getDataType().Python_genTypedef(env);
+  }
+
+  public void UserType.Python_genSignature(Python_env env) {
+    lookupType(getName()).getDataType().Python_genSignature(env);
+  }
+
+  public void DataType.Python_genSignature(Python_env env) {
+    throw new Error(this.getClass().getName() +
+                    ".Python_genSignature(Python_env env)" +
+                    " not declared");
+  }
+
+  public void PrimType.Python_genSignature(Python_env env) {
+    switch (getToken()) {
+      case LABCOMM_BOOLEAN: { env.print("labcomm2014.BOOLEAN()"); } break;
+      case LABCOMM_BYTE: { env.print("labcomm2014.BYTE()"); } break;
+      case LABCOMM_SHORT: { env.print("labcomm2014.SHORT()"); } break;
+      case LABCOMM_INT: { env.print("labcomm2014.INTEGER()"); } break;
+      case LABCOMM_LONG: { env.print("labcomm2014.LONG()"); } break;
+      case LABCOMM_FLOAT: { env.print("labcomm2014.FLOAT()"); } break;
+      case LABCOMM_DOUBLE: { env.print("labcomm2014.DOUBLE()"); } break;
+      case LABCOMM_STRING: { env.print("labcomm2014.STRING()"); } break;
+      case LABCOMM_SAMPLE: { env.print("labcomm2014.SAMPLE()"); } break;
+    }
+  }
+
+  public void ArrayType.Python_genSignature(Python_env env) {
+    env.print("labcomm2014.array([");
+    for (int i = 0 ; i < getNumExp() ; i++) {
+      if (i > 0) { env.print(", "); }
+      env.print(getExp(i).Python_getValue());
+    }
+    env.println("],");
+    env.indent();
+    getDataType().Python_genSignature(env);
+    env.print(")");
+    env.unindent();
+  }
+
+  public void StructType.Python_genSignature(Python_env env) {
+    env.println("labcomm2014.struct([");
+    env.indent();
+    for (int i = 0 ; i < getNumField() ; i++) {
+      if (i > 0) { env.println(","); }
+      getField(i).Python_genSignature(env);
+    }
+    env.print("])");
+    env.unindent();
+  }
+
+  public void VoidType.Python_genSignature(Python_env env) {
+    env.println("labcomm2014.struct([])");
+  }
+
+  public void Field.Python_genSignature(Python_env env) {
+    env.print("(");
+    Python_genIntentions(env);
+    env.print(", ");
+    getDataType().Python_genSignature(env);
+    env.print(")");
+  }
+
+  public void UserType.Python_genTypedef(Python_env env) {
+    env.println(getName() + ".typedef");
+  }
+
+  public void DataType.Python_genTypedef(Python_env env) {
+    throw new Error(this.getClass().getName() +
+                    ".Python_genTypedef(Python_env env)" +
+                    " not declared");
+  }
+
+  public void PrimType.Python_genTypedef(Python_env env) {
+    switch (getToken()) {
+      case LABCOMM_BOOLEAN: { env.print("labcomm2014.BOOLEAN()"); } break;
+      case LABCOMM_BYTE: { env.print("labcomm2014.BYTE()"); } break;
+      case LABCOMM_SHORT: { env.print("labcomm2014.SHORT()"); } break;
+      case LABCOMM_INT: { env.print("labcomm2014.INTEGER()"); } break;
+      case LABCOMM_LONG: { env.print("labcomm2014.LONG()"); } break;
+      case LABCOMM_FLOAT: { env.print("labcomm2014.FLOAT()"); } break;
+      case LABCOMM_DOUBLE: { env.print("labcomm2014.DOUBLE()"); } break;
+      case LABCOMM_STRING: { env.print("labcomm2014.STRING()"); } break;
+      case LABCOMM_SAMPLE: { env.print("labcomm2014.SAMPLE()"); } break;
+    }
+  }
+
+  public void ArrayType.Python_genTypedef(Python_env env) {
+    env.print("labcomm2014.array([");
+    for (int i = 0 ; i < getNumExp() ; i++) {
+      if (i > 0) { env.print(", "); }
+      env.print(getExp(i).Python_getValue());
+    }
+    env.println("],");
+    env.indent();
+    getDataType().Python_genTypedef(env);
+    env.print(")");
+    env.unindent();
+  }
+
+  public void StructType.Python_genTypedef(Python_env env) {
+    env.println("labcomm2014.struct([");
+    env.indent();
+    for (int i = 0 ; i < getNumField() ; i++) {
+      if (i > 0) { env.println(","); }
+      getField(i).Python_genTypedef(env);
+    }
+    env.print("])");
+    env.unindent();
+  }
+
+  public void VoidType.Python_genTypedef(Python_env env) {
+    env.println("labcomm2014.struct([])");
+  }
+
+  public void Field.Python_genTypedef(Python_env env) {
+    env.print("(");
+    Python_genIntentions(env);
+    env.print(", ");
+    getDataType().Python_genTypedef(env);
+    env.print(")");
+  }
+
+  public void Decl.Python_genTypedefListEntry(Python_env env) {
+  }
+
+  public void TypeDecl.Python_genTypedefListEntry(Python_env env) {
+    env.println(getName() + ",");
+  }
+
+  public void Decl.Python_genSampleListEntry(Python_env env) {
+  }
+
+  public void SampleDecl.Python_genSampleListEntry(Python_env env) {
+    env.println(getName()+ ",");
+  }
+
+  public String Exp.Python_getValue() {
+   throw new Error(this.getClass().getName() +
+                    ".Python_getValue()" +
+                    " not declared");
+  }
+
+  public String IntegerLiteral.Python_getValue() {
+    return getValue();
+  }
+
+  public String VariableSize.Python_getValue() {
+    return "0";
+  }
+
+}
+

compiler/2014/RAPID_CodeGen.jrag

+
+aspect RAPID_env {
+	public class RAPID_env {
+                public final int version;
+		private String prefix;
+		private StringBuilder types;
+		private StringBuilder constants;
+		private StringBuilder procedures;
+		private PrintStream ps;
+
+		public RAPID_env(PrintStream ps, String prefix, int version)
+		{
+			this.version = version;
+			this.types = new StringBuilder();
+			this.constants = new StringBuilder();
+			this.procedures = new StringBuilder();
+			this.prefix = prefix;
+			this.ps = ps;
+		}
+
+		public String prefix() { return this.prefix; }
+
+		public String addRecord(String name, java.util.List<String> components)
+		{
+			String recordName = this.prefix + "_" + name;
+			types.append("\tRECORD " + recordName);
+			types.append("\n");
+			for (String c : components) {
+				types.append("\t\t" + c + "\n");
+			}
+			types.append("\tENDRECORD");
+			types.append("\n\n");
+			return recordName;
+		}
+
+		public void addConstant(String type, String name, String value) {
+			this.constants.append("\tLOCAL CONST " + type + " " + name +
+					" := " + value + ";\n");
+		}
+
+		public void addProc(String name, java.util.List<String> params,
+					java.util.List<String> stmts)
+		{
+			this.procedures.append("\tLOCAL PROC " + name + "(");
+			for (int i = 0; i < params.size(); i++) {
+				this.procedures.append(params.get(i));
+				if (i < params.size() - 1) {
+					this.procedures.append(", ");
+				}
+			}
+			this.procedures.append(")\n");
+			for (String stmt : stmts) {
+				this.procedures.append("\t\t" + stmt + "\n");
+			}
+			this.procedures.append("\tERROR\n\t\tRAISE ;\n\tENDPROC\n\n");
+		}
+
+		public void flush()
+		{
+			ps.println("MODULE " + prefix() + "(SYSMODULE)");
+			ps.println();
+			ps.print(types.toString());
+			ps.println();
+			ps.println("\tLOCAL CONST string prefix:=\"" + this.prefix + "\";");
+			ps.print(constants.toString());
+			ps.println();
+			ps.print(procedures.toString());
+			ps.println();
+			ps.print("ENDMODULE");
+		}
+	}
+}
+
+aspect RAPID_CodeGen {
+
+	public void ASTNode.RAPID_gen(RAPID_env env) {
+		throw new UnsupportedOperationException();
+	}
+
+	public void Specification.RAPID_gen(String file, String prefix, int version)
+			throws IOException
+	{
+		PrintStream ps = new PrintStream(new FileOutputStream(new File(file)));
+		RAPID_env env = new RAPID_env(ps, prefix, version);
+		RAPID_gen(env);
+	}
+
+	public void Specification.RAPID_gen(RAPID_env env)
+	{
+		for (int i = 0; i < getNumDecl(); i++) {
+			getDecl(i).RAPID_gen(env);
+		}
+		env.flush();
+	}
+
+	public void Decl.RAPID_gen(RAPID_env env) {
+		throw new UnsupportedOperationException("RAPID code generation (currently) does not support "+getClass().getSimpleName());
+	}
+
+	public void TypeDecl.RAPID_gen(RAPID_env env) {
+		System.out.println("***WARNING! TypeDecl.RapidGen(.) a NOP after sig reorganization.");
+		System.out.println("            (Tell a developer to) remove this warning when tested");
+	}
+
+	public void Decl.RAPID_emitFlatSignature(RAPID_env env, String sig_len_name, String sig_name) {
+		System.out.println("***WARNING! Code not tested after reorganization of signatures.");
+		System.out.println("            (Tell a developer to) remove this warning when tested");
+		SignatureList sig = flatSignature(env.version);
+		StringBuilder sb = new StringBuilder();
+		sb.append("[");
+		byte[] d = null;
+		int sig_len = 0;
+		for (int i = 0; i < sig.size(); i++) {
+			d = sig.getData(i, env.version);
+			for (int j = 0; d != null && j < d.length; j++) {
+				sb.append(d[j] + ",");
+				sig_len++;
+			}
+		}
+		sb.delete(sb.length() - 1, sb.length());
+		sb.append("]");
+		env.addConstant("num", sig_len_name, "" + sig_len);
+		env.addConstant("byte", sig_name + "{" + sig_len_name + "}",
+		sb.toString());
+	} 
+
+	public void SampleDecl.RAPID_gen(RAPID_env env) {
+		// Add type declarations
+		String fullName = getDataType().RAPID_AddType(env, getName());
+		// Add signature constants
+		String sig_len_name = "signature_len_" + getName();
+		String sig_name = "signature_" + getName();
+
+		RAPID_emitFlatSignature(env, sig_len_name, sig_name);
+
+		// Add decode procedures
+		ArrayList<String> params = new ArrayList<String>();
+		ArrayList<String> stmts = new ArrayList<String>();
+		params.add("VAR LabComm_Decoder_Sample s");
+		params.add("string handler");
+		stmts.add("s.prefix := prefix;");
+		stmts.add("s.name := \"" + getName() + "\";");
+		stmts.add("s.handler := handler;");
+		env.addProc("Dec_Reg_" + getName(), params, stmts);	
+
+		params.clear();
+		stmts.clear();
+		params.add("VAR LabComm_Decoder_Sample s");
+		params.add("VAR rawbytes sig");
+		params.add("num user_id");
+		stmts.add("VAR byte tmp_sig{" + sig_len_name + "};");
+		stmts.add("IF RawBytesLen(sig)<>" + sig_len_name + " THEN");
+		stmts.add("\tRETURN;");
+		stmts.add("ENDIF");
+		stmts.add("FOR i FROM 1 TO " + sig_len_name + " DO");
+		stmts.add("\tUnpackRawBytes sig, i, tmp_sig{i}, \\Hex1;");
+		stmts.add("ENDFOR");
+		stmts.add("IF tmp_sig<>" + sig_name + " THEN");
+		stmts.add("\tRETURN;");
+		stmts.add("ENDIF");
+		stmts.add("s.user_id := user_id;");
+		env.addProc("Reg_If_Signature_Of_" + getName(), params, stmts);
+
+		params.clear();
+		stmts.clear();
+		params.add("VAR Decoder d");
+		params.add("VAR LabComm_Stream st");
+		params.add("VAR LabComm_Decoder_Sample s");
+		stmts.add("VAR " + fullName + " tmp;");
+		getDataType().RAPID_AddDecodeInstr(env, stmts, "tmp", "st");
+		stmts.add("% s.handler % tmp;");
+		env.addProc("Decode_And_Handle_" + getName(), params, stmts);
+
+		params.clear();
+		stmts.clear();
+		params.add("VAR Encoder e");
+		params.add("VAR LabComm_Stream st");
+		params.add("VAR LabComm_Encoder_Sample s");
+		stmts.add("s.prefix := prefix;");
+		stmts.add("s.name := \"" + getName() + "\";");
+		stmts.add("Encoder_Register_Sample e, st, s;");
+		env.addProc("Enc_Reg_" + getName(), params, stmts);
+
+		params.clear();
+		stmts.clear();
+		params.add("VAR Encoder e");
+		params.add("VAR LabComm_Stream s");
+		stmts.add("VAR rawbytes buffer;");
+		stmts.add("FOR i FROM 1 TO " + sig_len_name + " DO");
+		stmts.add("\tPackRawBytes " + sig_name +
+					"{i}, buffer, \\Network, i, \\Hex1;");
+		stmts.add("ENDFOR");
+		stmts.add("SocketSend s.soc, \\RawData:=buffer, \\NoOfBytes:=" +
+					sig_len_name + ";");
+		env.addProc("Encode_Signature_" + getName(), params, stmts);
+
+		params.clear();
+		stmts.clear();
+		params.add("VAR Encoder e");
+		params.add("VAR LabComm_Stream st");
+		params.add("VAR LabComm_Encoder_Sample s");
+		params.add("VAR " + fullName + " val");
+		stmts.add("Encode_Packed st, s.user_id;");
+		getDataType().RAPID_AddEncodeInstr(env, stmts, "val", "st");
+		env.addProc("Encode_" + getName(), params, stmts);
+	}
+
+	public String DataType.RAPID_AddType(RAPID_env env, String name) {
+		throw new UnsupportedOperationException("RAPID code generation does (currently) not support "+getClass().getSimpleName());
+	}
+
+	public String StructType.RAPID_AddType(RAPID_env env, String name) {
+		ArrayList<String> components = new ArrayList<String>();
+		for (int i = 0; i < getNumField(); i++) {
+			Field f = getField(i);
+			components.add(
+					f.getDataType().RAPID_AddType(env, name + "_" + f.getName()) +
+					" " + f.getName() + ";");
+		}
+		String typeName = env.addRecord(name, components);
+		return typeName;
+	}
+
+	public String FixedArrayType.RAPID_AddType(RAPID_env env, String name) {
+		String typeName = getDataType().RAPID_AddType(env, name + "_e");
+		if (getNumExp() > 1) {
+			throw new UnsupportedOperationException("RAPID generation only (currently) supports one-dimensional arrays");
+		}
+		ArrayList<String> components = new ArrayList<String>();
+		for (int i = 1; i <= getExp(0).RAPID_getValue(); i++) {
+			components.add(typeName + " e" + i + ";");
+		}
+		String completeName = env.addRecord("list_" + name, components);
+		return completeName;
+	}
+
+	public String PrimType.RAPID_AddType(RAPID_env env, String name) {
+		if (getToken() == LABCOMM_SHORT ||
+			getToken() == LABCOMM_FLOAT ||
+			getToken() == LABCOMM_INT) {
+			return "num";
+		} else if (getToken() == LABCOMM_LONG) {
+			return "dnum";
+		} else if (getToken() == LABCOMM_STRING) {
+			return "string";
+		} else if (getToken() == LABCOMM_BOOLEAN) {
+			return "bool";
+		} else if (getToken() == LABCOMM_BYTE) {
+			return "byte";
+		}
+		throw new UnsupportedOperationException("RAPID code generation does not (currently) support "+getName());
+	}
+
+	public void DataType.RAPID_AddDecodeInstr(RAPID_env env,
+			java.util.List<String> instrs,
+			String var_name, String stream_name) {
+		throw new UnsupportedOperationException("RAPID code generation does not (currently) support "+getClass().getSimpleName());
+	}
+
+	public void StructType.RAPID_AddDecodeInstr(RAPID_env env,
+			java.util.List<String> instrs,
+			String var_name, String stream_name) {
+		for (int i = 0; i < getNumField(); i++) {
+			getField(i).getDataType().RAPID_AddDecodeInstr(env, instrs,
+					var_name + "." + getField(i).getName(), stream_name);
+		}
+	}
+
+	public void FixedArrayType.RAPID_AddDecodeInstr(RAPID_env env,
+			java.util.List<String> instrs,
+			String var_name, String stream_name) {
+		for (int i = 1; i <= getExp(0).RAPID_getValue(); i++) {
+			getDataType().RAPID_AddDecodeInstr(env, instrs,
+					var_name + ".e" + i, stream_name);
+		}
+	}
+
+	public void PrimType.RAPID_AddDecodeInstr(RAPID_env env,
+			java.util.List<String> instrs,
+			String var_name, String stream_name) {
+		switch(getToken()) {
+			case LABCOMM_BYTE:
+				instrs.add("Decode_Byte " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_BOOLEAN:
+				instrs.add("Decode_Bool " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_SHORT:
+				instrs.add("Decode_Short " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_INT:
+				instrs.add("Decode_Int " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_LONG:
+				instrs.add("Decode_Long " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_FLOAT:
+				instrs.add("Decode_Float " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_STRING:
+				instrs.add("Decode_String " + stream_name + "," + var_name + ";");
+				break;
+			default:
+				throw new UnsupportedOperationException("RAPID code generation does not (currently) support "+getName());
+		}
+	}
+
+	public void DataType.RAPID_AddEncodeInstr(RAPID_env env,
+			java.util.List<String> instrs,
+			String var_name, String stream_name) {
+		throw new UnsupportedOperationException("RAPID code generation does not (currently) support "+getClass().getSimpleName());
+	}
+
+	public void StructType.RAPID_AddEncodeInstr(RAPID_env env,
+			java.util.List<String> instrs,
+			String var_name, String stream_name) {
+		for (int i = 0; i < getNumField(); i++) {
+			getField(i).getDataType().RAPID_AddEncodeInstr(env, instrs,
+					var_name + "." + getField(i).getName(), stream_name);
+		}
+	}
+
+	public void FixedArrayType.RAPID_AddEncodeInstr(RAPID_env env,
+			java.util.List<String> instrs,
+			String var_name, String stream_name) {
+		for (int i = 1; i <= getExp(0).RAPID_getValue(); i++) {
+			getDataType().RAPID_AddEncodeInstr(env, instrs,
+					var_name + ".e" + i, stream_name);
+		}
+	}
+
+	public void PrimType.RAPID_AddEncodeInstr(RAPID_env env,
+			java.util.List<String> instrs,
+			String var_name, String stream_name) {
+		switch(getToken()) {
+			case LABCOMM_BYTE:
+				instrs.add("Encode_Byte " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_BOOLEAN:
+				instrs.add("Encode_Bool " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_SHORT:
+				instrs.add("Encode_Short " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_INT:
+				instrs.add("Encode_Int " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_LONG:
+				instrs.add("Encode_Long " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_FLOAT:
+				instrs.add("Encode_Float " + stream_name + "," + var_name + ";");
+				break;
+			case LABCOMM_STRING:
+				instrs.add("Encode_String " + stream_name + "," + var_name + ";");
+				break;
+			default:
+				throw new UnsupportedOperationException("RAPID code generation does not (currently) support "+getName());
+		}
+	}
+
+	public int Exp.RAPID_getValue() {
+		throw new UnsupportedOperationException("RAPID code generation does not (currently) support "+getClass().getSimpleName());
+	}
+
+	public int IntegerLiteral.RAPID_getValue() {
+		return Integer.parseInt(getValue());
+	}
+}

compiler/2014/Refactoring.jrag

+/* Temporary aspect with forwarding methods */
+aspect Refactoring {
+    syn int ArrayType.getNumExp() = getDim().getNumExp();
+    syn Exp ArrayType.getExp(int i) = getDim().getExp(i);
+
+    syn String Decl.getName() = getTypeInstance().getName();
+    syn DataType Decl.getDataType() = getTypeInstance().getDataType();
+
+    syn String TypeInstance.getName() = getAnnotations().getName();
+
+    public Annotations Annotations.addName(String n) {
+        //XXX TODO: check if name already exists
+        addAnnotation(new Intention("",n.getBytes()));
+        return this;
+    }
+
+    public Field.Field(TypeInstance t) {
+        this(t.getDataType(), t.getAnnotations());
+    }
+
+    public TypeInstance.TypeInstance(DataType t, String n, Annotations a) {
+        this(t, a.addName(n));
+    }
+
+    public TypeInstance.TypeInstance(DataType t, String n) {
+        this(t, new  Annotations().addName(n));
+        System.out.println("WARNING! TypeInstance(DataType, String) ignoring intention list");
+    }
+    syn Annotation TypeInstance.getAnnotation(int i) = getAnnotations().getAnnotation(i);
+}

compiler/2014/Signature.jrag

+import java.util.*;
+
+aspect Signature {
+
+    syn boolean Decl.isSampleDecl();
+    eq TypeDecl.isSampleDecl() = false;
+    eq SampleDecl.isSampleDecl() = true;
+
+    syn boolean Decl.sendOnlyFlatSignatures(Java_env env) = (env.version==2006);
+
+    eq Decl.getSignature().parentDecl() = this;
+    eq Signature.getSignatureList().parentDecl() = parentDecl();
+
+    inh Decl Signature.parentDecl();
+    inh Decl SignatureList.parentDecl();
+
+    syn nta Signature Decl.getSignature() {
+        SignatureList sl = new SignatureList();
+        genSigLineForDecl(sl, true, this);
+        SignatureList fsl = new SignatureList();
+        flatSignature(fsl);
+        Signature sig = new Signature();
+        sig.setSignatureList(sl);
+        sig.setFlatSignatureList(fsl);
+        setSignature(sig);
+        return sig;
+    }
+
+    public String SignatureLine.getIndentString() {
+        StringBuffer result = new StringBuffer();
+        int indent = getIndent();
+        for (int i = 0 ; i < indent ; i++) {
+            result.append("  ");
+        }
+        return result.toString();
+    }
+
+        syn byte[] SignatureLine.getData(int version) = null;
+        //  return new byte[0];
+
+        private Decl TypeRefSignatureLine.decl;
+        public TypeRefSignatureLine.TypeRefSignatureLine(int indent, Decl decl, String comment) {
+            super(indent, comment);
+            this.decl = decl;
+        }
+        public void SignatureList.addTypeRef(Decl type, String comment) {
+                addSignatureLine(new TypeRefSignatureLine(indent, type, comment));
+        }
+
+        public ByteArraySignatureLine.ByteArraySignatureLine(int indent, byte[] data, String comment) {
+            super(indent, comment);
+            setData(data);
+        }
+
+        public IntSignatureLine.IntSignatureLine(int indent, int data, String comment) {
+            super(indent, comment);
+            setData(data);
+        }
+
+        public void SignatureList.add(byte[] data, String comment) {
+            addSignatureLine(new ByteArraySignatureLine(indent, data, comment));
+        }
+
+        public void SignatureList.addInt(int data, String comment) {
+            addSignatureLine(new IntSignatureLine(indent, data, comment));
+        }
+
+        protected byte[] DataSignatureLine.getIntBytes(int value, int version) {
+            byte data[];
+            switch(version) {
+                case 2006:                       // Use old encoding with 32 bit integers
+            data = new byte[4];
+            for (int i = 0 ; i < 4 ; i++) {
+                    data[3 - i] = (byte)((value >> (8 * i)) & 0xff);
+            }
+            //add(data, comment);
+                break;
+                case 2014:                       // Use new encoding with varints
+            byte[] tmp = new byte[5];
+            long v = value & 0xffffffff;
+                        int i, j;
+                        for (i = 0 ; i == 0 || v != 0 ; i++, v = (v >> 7)) {
+        tmp[i] = (byte)(v & 0x7f);
+                        }
+            byte[] packed = new byte[i];
+                        for (i = i - 1, j = 0 ; i >= 0 ; i--, j++) {
+        packed[j] = (byte)(tmp[i] | (i!=0?0x80:0x00));
+                        }
+            //add(packed, comment);
+                        data = packed;
+                break;
+                default:
+                        throw new RuntimeException("Unsupported version = "+version+". This should never happen.");
+            }
+            return data;
+        }
+
+        eq IntSignatureLine.getData(int version) {
+            return getIntBytes(getData(), version);
+        }
+
+        public void SignatureList.addIntentions(Set<Intention> data, String comment) {
+                //addString(TypeInstance.getIntentionString(data), comment);
+                //create IntenionSignatureLine
+                IntentionSignatureLine line = new IntentionSignatureLine(indent, comment, new List());
+                //TODO: refactor out creation of sorted list of intentions
+
+                java.util.ArrayList<Intention> sorted = new ArrayList(data);
+                java.util.Collections.sort(sorted, TypeInstance.intentionComp);
+                for(Intention i : sorted) {
+                        line.addIntention(i);
+                }
+
+                addSignatureLine(line);
+        }
+
+        eq IntentionSignatureLine.getData(int version) {
+            //String tmpString = TypeInstance.getIntentionString(getIntentions());
+
+            byte[] bs = TypeInstance.getIntentionBytes(getIntentions());
+            return bs;
+        }
+
+
+        public void SignatureList.addString(String data, String comment) {
+            addSignatureLine(new StringSignatureLine(indent, comment, data));
+        }
+        eq StringSignatureLine.getData(int version) {
+            byte[] lenBytes = getIntBytes(getData().length(), version);
+            byte[] data = new byte[lenBytes.length+getData().length()];
+
+            // first add the encoded length
+            for (int i = 0 ; i < lenBytes.length ; i++) {
+                data[i] = lenBytes[i];
+            }
+            // and then the actual chars
+            for (int i = 0 ; i < getData().length() ; i++) {
+                int idx = lenBytes.length + i;
+                data[idx] = (byte)(getData().charAt(i) & 0xff);
+            }
+            return data;
+        }
+
+        public int SignatureList.size() {
+            return getNumSignatureLine();
+        }
+
+        public String SignatureList.getIndent(int i) {
+            StringBuffer result = new StringBuffer();
+            int indent = getSignatureLine(i).getIndent();
+            for (i = 0 ; i < indent ; i++) {
+                result.append("  ");
+            }
+            return result.toString();
+        }
+
+        public byte[] SignatureList.getData(int i, int version) {
+            return getSignatureLine(i).getData(version);
+        }
+
+        public String SignatureList.getComment(int i) {
+            return getSignatureLine(i).getComment();
+        }
+
+        private int SignatureList.indent;
+
+        public void SignatureList.indent() {
+            indent++;
+        }
+
+        public void SignatureList.unindent() {
+            indent--;
+        }
+
+
+    public void ASTNode.genSigLineForDecl(SignatureList list, boolean decl, ASTNode inst) {
+        throw new Error(this.getClass().getName() +
+                                        ".genSigLineForDecl(SignatureList list)" +
+                                        " not declared");
+    }
+
+    public String TypeInstance.getIntentionString() {
+            return getIntentionString(intentions());
+    }
+
+    public static String TypeInstance.getIntentionString(List<Intention> intentions) {
+        if(intentions==null) return "";
+        Iterator<Intention> it = intentions.iterator();
+        return getIntentionString(it);
+
+    }
+    public static String TypeInstance.getIntentionString(Set<Intention> intentions) {
+        if(intentions==null) return "";
+        Iterator<Intention> it = intentions.iterator();
+        return getIntentionString(it);
+    }
+
+    public static String TypeInstance.getIntentionString(Iterator<Intention> it) {
+        StringBuilder sb = new StringBuilder();
+        while(it.hasNext()) {
+                Intention i = it.next();
+                sb.append(i.toString());
+        }
+        return sb.toString();
+    }
+
+    syn byte[] Intention.keyBytes() = getKey().getBytes();
+    syn byte[] Intention.valBytes() = getValue();
+
+    syn byte[] Intention.toByteArray() {
+            byte[] k = keyBytes();
+            byte[] v = valBytes();
+            int klen = Utilities.size_packed32(k.length);
+            int vlen = Utilities.size_packed32(v.length);
+            int tlen = k.length + v.length + Utilities.size_packed32(klen) + Utilities.size_packed32(vlen);
+            //int size = Utilities.size_packed32(tlen)+tlen;
+
+            byte result[] = new byte[tlen];
+
+            int pos=0;
+
+//           pos = Utilities.encodePacked32(tlen, result, pos, Utilities.size_packed32(tlen));
+           pos = Utilities.encodePacked32(k.length, result, pos, klen);
+           for(byte kb : k) {
+                result[pos++] = kb;
+           }
+           pos = Utilities.encodePacked32(v.length, result, pos, vlen);
+           for(byte vb : v) {
+                result[pos++] = vb;
+           }
+           return result;
+    }
+
+
+    public byte[] TypeInstance.getIntentionBytes() {
+            return getIntentionBytes(intentions());
+    }
+
+    public static byte[] TypeInstance.getIntentionBytes(List<Intention> intentions) {
+        if(intentions==null) return new byte[0];
+
+        Iterator<Intention> it = intentions.iterator();
+        return getIntentionBytes(it);
+    }
+
+    public static byte[] TypeInstance.getIntentionBytes(Set<Intention> intentions) {
+        if(intentions==null) return new byte[0];
+
+        Iterator<Intention> it = intentions.iterator();
+        return getIntentionBytes(it);
+    }
+
+    public static byte[] TypeInstance.getIntentionBytes(Iterator<Intention> it) {
+        java.util.ArrayList<byte[]> tmp = new java.util.ArrayList<byte[]>();
+        int tmpLen=0;
+        int numIntentions=0;
+
+        while(it.hasNext()) {
+                Intention i = it.next();
+                byte[] bs = i.toByteArray();
+                tmp.add(bs);
+                tmpLen+=bs.length;
+                numIntentions++;
+        }
+
+        byte result[] = new byte[tmpLen + Utilities.size_packed32(numIntentions)];
+
+        int pos = 0;
+        pos = Utilities.encodePacked32(numIntentions, result, 0, Utilities.size_packed32(numIntentions));
+        for(byte[] bs : tmp) {
+           for(byte b : bs) {
+               result[pos++] = b;
+           }
+        }
+        return result;
+    }
+
+
+    syn Set<Intention> Specification.emptyIntentions() = new HashSet<Intention>();
+
+    inh Set<Intention> ASTNode.noIntentions();
+    eq Specification.getChild(int i).noIntentions() = emptyIntentions();
+
+    syn Set<Intention> ASTNode.intentions();
+
+    eq ASTNode.intentions() = noIntentions();
+    eq TypeInstance.intentions() = intentionSet();
+
+    public void TypeInstance.genSigLineForDecl(SignatureList list, boolean decl, ASTNode inst) {
+//      debugAnnotations(this.getName());
+//      list.addString(inst.getIntentionString(), "intention string");
+        if(addIntentions()) {
+          list.addIntentions(intentionSet(), "intentions");
+        }
+        getDataType().genSigLineForDecl(list, decl, this);
+    }
+
+
+    public void TypeDecl.genSigLineForDecl(SignatureList list, boolean decl, ASTNode inst) {
+                //TODO intent
+        if(decl){
+            getTypeInstance().genSigLineForDecl(list, decl, this);
+        }else{
+            list.addTypeRef(this, "//TODO (from list.addTypeRef)");
+        }
+    }
+
+    public void SampleDecl.genSigLineForDecl(SignatureList list, boolean decl, ASTNode inst) {
+                //TODO intent
+        getTypeInstance().genSigLineForDecl(list, decl, this);
+    }
+
+    public void VoidType.genSigLineForDecl(SignatureList list, boolean decl,    ASTNode inst) {
+        list.addInt(LABCOMM_STRUCT, "void");
+        list.addInt(0, null);
+    }
+
+//  public void SampleRefType.genSigLineForDecl(SignatureList list, boolean decl, ASTNode inst) {
+//      list.addInt(LABCOMM_SAMPLE_REF, "sample");
+//  }
+    public void PrimType.genSigLineForDecl(SignatureList list, boolean decl,    ASTNode inst) {
+        list.addInt(getToken(), null);
+    }
+
+    /* For UserType, the decl parameter is ignored, as a UserType
+     * will always be a TypeRef
+     */
+    public void UserType.genSigLineForDecl(SignatureList list, boolean decl,    ASTNode inst) {
+
+            TypeDecl thet = lookupType(getName());
+            list.addTypeRef(thet, null);
+    }
+
+    public void ArrayType.genSigLineForDecl(SignatureList list, boolean decl,  ASTNode inst) {
+        list.addInt(LABCOMM_ARRAY, signatureComment());
+        list.indent();
+        list.addInt(getNumExp(), null);
+        for (int i = 0 ; i < getNumExp() ; i++) {
+            getExp(i).genSigLineForDecl(list, false, null);
+        }
+        getDataType().genSigLineForDecl(list, false, null);
+        list.unindent();
+        list.add(null, "}");
+    }
+
+    public void StructType.genSigLineForDecl(SignatureList list, boolean decl,  ASTNode inst) {
+        list.addInt(LABCOMM_STRUCT, "struct { " + getNumField() + " fields");
+        list.indent();
+        list.addInt(getNumField(), null);
+        for (int i = 0 ; i < getNumField() ; i++) {
+            getField(i).genSigLineForDecl(list, false, inst);
+        }
+        list.unindent();
+        list.add(null, "}");
+    }
+
+//    public void Field.genSigLineForDecl(SignatureList list, boolean decl,  ASTNode inst) {
+//        //XXX make intention
+//        list.addString(getName(), signatureComment());
+//        super.genSigLineForDecl(list, decl, inst);
+//        //TODOintent
+//       //getDataType().genSigLineForDecl(list, decl, inst);
+//    }
+
+    public void IntegerLiteral.genSigLineForDecl(SignatureList list, boolean decl, ASTNode inst) {
+        list.addInt(Integer.parseInt(getValue()), null);
+    }
+
+    public void VariableSize.genSigLineForDecl(SignatureList list, boolean decl, ASTNode inst) {
+        list.addInt(0, null);
+    }
+}

compiler/2014/TypeCheck.jrag

+aspect TypeCheck {
+  public void ASTNode.typeCheck() {
+      // calls to the different type checks to be performed
+      nullTypeCheck();
+  }
+
+// void is not allowed as a field in a struct or an array element
+
+  syn boolean DataType.isNull();
+  eq DataType.isNull() = false;
+  eq VoidType.isNull() = true;
+  eq UserType.isNull() = decl().isNull();
+
+  syn boolean TypeDecl.isNull();
+  eq TypeDecl.isNull() = getDataType().isNull();
+
+  public void ASTNode.nullTypeCheck() {}
+
+  public void Field.nullTypeCheck() {
+    if(getDataType().isNull()) {
+      error("field " + getName() + " of struct "+ declName()+ " may not be of type void");
+    }
+  }
+
+  public void ParseArrayType.nullTypeCheck() {
+    if(getDataType().isNull()) {
+      error("elements of array "+declName()+" may not be of type void");
+    }
+  }
+
+  public void ArrayType.nullTypeCheck() {
+    if(getDataType().isNull()) {
+      error("elements of array "+declName()+" may not be of type void");
+    }
+  }
+}
+
+aspect AnnotationCheck {
+
+  refine TypeCheck void ASTNode.typeCheck() {
+    refined(); // similar to call to super
+    annotationCheck();
+  }
+  public void ASTNode.annotationCheck() {}
+
+  public void TypeDecl.annotationCheck() {
+    Iterator<Intention> it = getTypeInstance().intentions().iterator();;
+    while(it.hasNext()) {
+     if(!it.next().getKey().equals("")) {
+       error("TypeDecl " + getName() + " has intentions. (Not allowed for typedefs)");
+     }
+    }
+  }
+}

compiler/2014/TypeReferences.jrag

+aspect User_Types {
+  syn String DataType.getTypeName();
+  eq DataType.getTypeName() = getClass().getName();
+  eq PrimType.getTypeName() = getName();
+  eq UserType.getTypeName() = getName();
+
+  syn boolean DataType.isUserType();
+  eq DataType.isUserType() = false;
+  eq UserType.isUserType() = true;
+}
+
+aspect Type_References {
+
+  // The dependencies on other type declarations for a Decl.
+  coll Set<Decl> Decl.type_dependencies() [new HashSet<Decl>()] with add;
+
+  Field contributes ((UserType)getDataType()).decl()
+  when parentDecl() != null && getDataType().isUserType()
+  to Decl.type_dependencies()
+  for parentDecl();
+
+  UserType contributes decl()
+  when parentDecl() != null
+  to Decl.type_dependencies()
+  for parentDecl();
+  /*
+  Field contributes getDataType().decl()
+  when parentDecl() != null && getDataType().isLeafType()
+  to Decl.type_dependencies()
+  for parentDecl();
+  */
+
+
+  // The references from other type declarations to a Decl.
+  coll Set<Decl> Decl.type_references() [new HashSet<Decl>()] with add;
+
+  Decl contributes this
+  to Decl.type_references()
+  for each type_dependencies();
+
+  syn boolean Decl.hasDependencies();
+  eq Decl.hasDependencies() = !type_dependencies().isEmpty();
+
+  syn boolean Decl.isReferenced();
+  eq Decl.isReferenced() = !type_references().isEmpty();
+}

compiler/2014/Utilities.jadd

+aspect Encoding {
+
+    public class Utilities {
+        /* Size of packed32 variable */
+        public static int size_packed32(long data)
+            {
+            long d = data & 0xffffffff;
+            int result = 0;
+            int i;
+
+            for (i = 0 ; i == 0 || d != 0; i++, d = (d >>> 7)) {
+                result++;
+            }
+            return result;
+        }
+
+        public static int encodePacked32(long value, byte[] buf, int start, int len) {
+            int pos = start;
+            byte[] tmp = new byte[5];
+            long v = value & 0xffffffff;
+            int i;
+
+            for (i = 0 ; i == 0 || v != 0 ; i++, v = (v >> 7)) {
+            tmp[i] = (byte)(v & 0x7f);
+            }
+
+            if(i != len) {
+                throw new Error("wrong length, was: "+i+", expected "+len);
+            }
+
+            for (i = i - 1 ; i >= 0 ; i--) {
+                buf[pos++] = (byte)(tmp[i] | (i!=0?0x80:0x00));
+            }
+
+            return pos;
+        }
+    }
+}
+
+aspect PrintEnv {
+  public abstract class PrintEnv {
+
+    protected static class Printer {
+      private final String indentString = "    ";
+      private boolean newline = true; // last print ended with newline
+      protected PrintStream out;
+      private Printer printer;
+
+
+      /** dummy constructor motivated by the FilePrinter subclass */
+      protected Printer() {
+        this.out = null;
+      }
+      public Printer(PrintStream out) {
+        this.out = out;
+       }
+
+      public void print(PrintEnv env, String s) {
+        if (newline) {
+          newline = false;
+          for (int i = 0 ; i < env.getIndent() ; i++) {
+            out.print(indentString);
+          }
+        }
+        out.print(s);
+      }
+
+      public void println(PrintEnv env, String s) {
+        print(env, s);
+        out.println();
+        newline = true;
+      }
+
+      public void println(PrintEnv env) {
+        out.println();
+        newline = true;
+      }
+
+      public PrintStream getPrintStream() {
+        return(out);
+      }
+
+      public void close() throws IOException {
+        //do nothing
+      }
+    }
+
+    protected static class FilePrinter extends Printer {
+
+      private File file;
+      private IOException exception;
+
+      public FilePrinter(PrintStream out) {
+          super(out);
+      }
+
+      public FilePrinter(File f) {
+
+        file = f;
+        File parentFile = f.getParentFile();
+        if(parentFile != null) {
+            parentFile.mkdirs();
+        }
+      }
+
+      public void close() throws IOException {
+        if (out != null) {
+          out.close();
+        }
+        if (exception != null) {
+          throw exception;
+        }
+      }
+
+      public void checkOpen() {
+        if (out == null && exception == null) {
+          try {
+            out = new PrintStream(new FileOutputStream(file));
+          } catch (IOException e) {
+            exception = e;
+          }
+        }
+      }
+
+      public void print(PrintEnv env, String s) {
+        checkOpen();
+        super.print(env,s);
+      }
+
+      public void println(PrintEnv env, String s) {
+	      checkOpen();
+        super.println(env, s);
+      }
+    }
+
+    public final int version; //labcomm version (2006 or 2014)
+    public final String verStr; // version suffix to append (currently _2006 and empty string)
+    private Printer printer;
+    private int indent;
+    private int depth;
+
+    protected PrintEnv(PrintStream out) {
+      this(new Printer(out));
+    }
+
+    protected PrintEnv(Printer printer) {
+      this(printer, 2014);
+    }
+    protected PrintEnv(Printer printer, int version) {
+      this(0, printer, version);
+    }
+    protected PrintEnv(int indent, Printer printer, int version) {
+      this(indent, printer, version, 0);
+    }
+
+    protected PrintEnv(int indent, Printer printer, int version, int depth) {
+      this.version = version;
+      this.indent = indent;
+      this.printer = printer;
+      this.verStr = LabCommVersion.versionString(version);
+      this.depth = depth;
+    }
+
+    public void close() throws IOException {
+      printer.close();
+    }
+
+    public PrintStream getPrintStream() {
+      return printer.getPrintStream();
+    }
+    public void indent(int amount) {
+      indent += amount;
+    }
+
+    public void indent() {
+      indent(1);
+    }
+
+    public void unindent(int amount) {
+      indent -= amount;
+      if (indent < 0) {
+        throw new Error("Negative indent level");
+      }
+    }
+
+    public void unindent() {
+      unindent(1);
+    }
+
+    public void print(String s) {
+      printer.print(this, s);
+    }
+
+    public void println(String s) {
+      printer.println(this, s);
+    }
+
+    public void println() {
+      printer.println(this, "");
+    }
+
+    public void incDepth() {
+      depth++;
+    }
+
+    public void decDepth() {
+      if(depth<=0) {
+        throw new RuntimeException("decDepth() called when depth = "+depth);
+      }
+      depth--;
+    }
+
+    public int getDepth() {
+      return depth;
+    }
+
+    public int getVersion() {
+      return version;
+    }
+
+    public int getIndent() {
+      return indent;
+    }
+
+    public Printer getPrinter() {
+      return printer;
+    }
+
+    public boolean versionHasMetaData() {
+      return version != 2006;
+    }
+  }
+}

compiler/2014/Version.jrag

+aspect Version {
+
+    /* An auxilliary class for handling naming and prefixes connected
+     * to the LabComm version
+     */
+    class LabCommVersion {
+        public static String versionString(int version) {
+            switch(version) {
+                case 2006:
+                    return "2006";
+                case 2014:
+                    return "2014";
+                default:
+                    throw new Error("no versionString for version "+version);
+            }
+        }
+
+        public static boolean versionHasPragma(int version) {
+            return version != 2006;
+        }
+    }
+}

compiler/Makefile

+.PHONY: all
+all: ant-all
+
+.PHONY: test
+test: ant-test
+
+.PHONY: clean
+clean: ant-clean
+	rm -f *~
+
+.PHONY: distclean
+distclean: clean ant-distclean
+
+.PHONY: ant-%
+ant-%:
+	ant $*

compiler/build.xml

+<!--
+ Targets for working from terminal window:
+       build (default) - generates java files and compiles them
+       clean           - removes all generated files and class files
+ Targets for working from Eclipse:
+       gen             - generates java files
+       cleanGen        - removes all generated files and their class files
+-->
+<project name="LabComm" default="all" basedir=".">
+
+<!-- "tools" is the directory where generators and libraries are located. -->
+<property name="tools" value="tools"/>
+	
+<!-- "jflex" is an ant task class for the scanner generator in JFlex.jar -->
+<taskdef name="jflex" classname="JFlex.anttask.JFlexTask" classpath="tools/JFlex.jar"/>
+<!-- "beaver" is an ant task class for the parser generator in beaver.jar -->
+<taskdef name="beaver" classname="beaver.comp.run.AntTask" classpath="tools/beaver-ant.jar"/>
+<!-- "jastadd" is an ant task class in jastadd2.jar -->
+<taskdef name="jastadd" classname="jastadd.JastAddTask"
+         classpath="tools/jastadd2.jar"/>
+
+<target name="jastadd.cu">
+  <uptodate property="jastadd.u">
+    <srcfiles dir='.'>
+      <include name="${version}/*.ast"/>
+      <include name="${version}/*.jrag"/>
+      <include name="${version}/*.jadd"/>
+    </srcfiles>
+    <mapper type="merge" 
+            to="${outdir}/${package_path}/jastadd.uptodate"/>
+  </uptodate>
+</target>
+
+<target name="jastadd" depends="jastadd.cu" unless="jastadd.u">
+  <echo message = "Running JastAdd"/>
+  <jastadd package="${package}" rewrite="true" beaver="true" 
+           novisitcheck="true" lazyMaps="true" outdir="${outdir}">
+    <fileset dir=".">
+      <include name="${version}/*.ast"/>
+      <include name="${version}/*.jrag"/>
+      <include name="${version}/*.jadd"/>
+    </fileset>
+  </jastadd>
+  <touch file="${outdir}/${package_path}/jastadd.uptodate"/>
+</target>
+
+<target name="scanner.cu">
+  <uptodate property="scanner.u">
+    <srcfiles dir='.'>
+      <include name="${version}/LabCommScanner.flex"/>
+      <!--include name="${tools}/JFlex.jar"/-->
+    </srcfiles>
+    <mapper type="merge" 
+            to="${outdir}/${package_path}/LabCommScanner.java"/>
+  </uptodate>
+</target>
+
+<target name="scanner" depends="scanner.cu" unless="scanner.u">
+  <echo message = "Generating scanner ${version}"/>
+  <echo message = "Running jflex -> ${package} ${outdir}/${package_path}"/>
+  <jflex file="${version}/LabCommScanner.flex" 
+         outdir="${outdir}/${package_path}" nobak="yes"/>
+</target>
+
+<target name="parser.1.cu">
+  <uptodate property="parser.1.u">
+    <srcfiles dir='.'>
+      <include name="${version}/*.parser"/>
+    </srcfiles>
+    <mapper type="merge" 
+            to="${outdir}/${package_path}/LabCommParser.all"/>
+  </uptodate>
+</target>
+
+<target name="parser.1" depends="parser.1.cu" unless="parser.1.u">
+  <!-- generate the parser phase 1, create a full .lalr specification 
+       from fragments-->
+  <echo message = "Joining parser fragments"/>
+  <concat destfile="${outdir}/${package_path}/LabCommParser.all" binary="true">
+    <fileset dir=".">
+      <include name="${version}/*.parser"/>
+    </fileset>
+  </concat>
+</target>
+
+<target name="parser.2.cu">
+  <uptodate property="parser.2.u">
+    <srcfiles dir='.'>
+      <include name="${outdir}/${package_path}/LabCommParser.all"/>
+    </srcfiles>
+    <mapper type="merge" 
+            to="${outdir}/${package_path}/LabCommParser.beaver"/>
+  </uptodate>
+</target>
+
+<target name="parser.2" depends="parser.1, parser.2.cu" unless="parser.2.u">
+  <!-- generate the parser phase 2, translating .lalr to .beaver -->
+  <echo message = "translating .lalr to .beaver"/>
+  <java fork="true" dir="${basedir}" 
+        classpath="${tools}/proj.jar:${tools}/beaver-rt.jar" classname="Main">
+    <arg line="${outdir}/${package_path}/LabCommParser.all 
+               ${outdir}/${package_path}/LabCommParser.beaver"/>
+  </java>
+</target>
+
+<target name="parser.3.cu">
+  <uptodate property="parser.3.u">
+    <srcfiles dir='.'>
+      <include name="${outdir}/${package_path}/LabCommParser.beaver"/>
+    </srcfiles>
+    <mapper type="merge" 
+            to="${outdir}/${package_path}/LabCommParser.java"/>
+  </uptodate>
+</target>
+
+<target name="parser.3" depends="parser.2, parser.3.cu" unless="parser.3.u">
+  <echo message = "translating .beaver to .java"/>
+  <beaver file="${outdir}/${package_path}/LabCommParser.beaver"
+          terminalNames="yes" compress="yes" useSwitch="yes"/>
+</target>
+
+<target name="all.version" depends="jastadd, scanner, parser.3">
+</target>
+
+<target name="compile.cu">
+  <uptodate property="compile.u">
+    <srcfiles dir='.'>
+      <include name="*.java"/>
+      <include name="2014/*.java"/>
+      <include name="${outdir}/**/*.java"/>
+    </srcfiles>
+    <mapper type="merge" 
+            to="${outdir}/compile.uptodate"/>
+  </uptodate>
+</target>
+
+<target name="compile" depends="compile.cu" unless="compile.u">
+  <echo message = "compiling"/>
+  <javac debug="true" srcdir="." destdir="${outdir}"
+         includes="*.java 2014/*.java gen/**/*.java" 
+         classpath="${outdir}:${tools}/beaver-rt.jar:${tools}/junit.jar"
+         includeantruntime="false"
+         fork="true" memoryMaximumSize="128M">
+    <!--compilerarg value="-Xlint"/-->
+  </javac>
+  <touch file="${outdir}/compile.uptodate"/>
+</target>
+
+<target name="jar.version.cu">
+  <uptodate property="jar.version.u">
+    <srcfiles dir=".">
+      <include name="${outdir}/${package_path}/*.class"/>
+    </srcfiles>
+    <mapper type="merge" 
+            to="labcomm${version}_compiler.jar"/>
+  </uptodate>
+</target>
+
+<target name="jar.version" depends="jar.version.cu" unless="jar.version.u">
+  <echo message = "Generating labcomm${version}_compiler.jar"/>
+  <jar destfile="labcomm${version}_compiler.jar">
+    <fileset dir="${outdir}" 
+             includes="${package_path}/*.class"/>
+    <zipfileset src="tools/beaver-rt.jar" includes="beaver/*.class"/>
+    <manifest>
+      <attribute name="Main-Class" 
+                 value="${package}.LabComm"/>
+    </manifest>
+  </jar>
+</target>
+
+<target name="do.version">
+  <!-- Wrapper that sets up package and package_path based on ${version} -->
+  <local name="package"/>
+  <local name="package_path"/>
+  <property name="package" value="se.lth.control.labcomm${version}.compiler"/>
+  <loadresource property="package_path">
+    <propertyresource name="package"/>
+    <filterchain>
+      <tokenfilter>
+        <filetokenizer/>
+        <replacestring from="." to="/"/>
+      </tokenfilter>
+    </filterchain>
+  </loadresource>  
+  <echo>${do} ${version} ${outdir}</echo>
+  <mkdir dir="${outdir}"/>
+  <antcall target="${do}">
+    <param name="version" value="${version}"/>
+    <param name="outdir" value="${outdir}"/>
+    <param name="package" value="${package}"/>
+    <param name="package_path" value="${package_path}"/>
+  </antcall>
+</target>
+
+<target name="all">
+  <antcall target="do.version">
+    <param name="do" value="all.version"/>
+    <param name="version" value="2014"/>
+    <param name="outdir" value="gen"/>
+  </antcall>
+  <antcall target="compile">
+    <param name="outdir" value="gen"/>
+  </antcall>
+  <antcall target="do.version">
+    <param name="do" value="jar.version"/>
+    <param name="version" value="2014"/>
+    <param name="outdir" value="gen"/>
+  </antcall>
+</target>
+
+<target name="clean">
+  <delete dir="gen"/>
+</target>
+  
+<target name="distclean" depends="clean">
+  <delete>
+    <fileset dir="." includes="labcomm*_compiler.jar"/>
+  </delete>
+</target>
+
+<target name="test">
+  <echo>No tests defined yet</echo>
+</target>
+  
+</project>
+
+

compiler/labcomm2014

+#!/bin/sh
+java -jar /lib/labcomm2014_compiler.jar "$@"