package IR.Tree;
import IR.*;
-
+import Util.Lattice;
import java.util.*;
-
public class BuildIR {
State state;
this.m_taskexitnum = 0;
}
- public void buildtree(ParseNode pn, Set toanalyze) {
- parseFile(pn, toanalyze);
+ public void buildtree(ParseNode pn, Set toanalyze, String sourcefile) {
+ parseFile(pn, toanalyze,sourcefile);
+
+ // numering the interfaces
+ int if_num = 0;
+ Iterator it_classes = state.getClassSymbolTable().getValueSet().iterator();
+ while(it_classes.hasNext()) {
+ ClassDescriptor cd = (ClassDescriptor)it_classes.next();
+ if(cd.isInterface()) {
+ cd.setInterfaceId(if_num++);
+ }
+ }
}
Vector singleimports;
NameDescriptor packages;
/** Parse the classes in this file */
- public void parseFile(ParseNode pn, Set toanalyze) {
+ public void parseFile(ParseNode pn, Set toanalyze,String sourcefile) {
singleimports=new Vector();
multiimports=new Vector();
-
+
ParseNode ipn=pn.getChild("imports").getChild("import_decls_list");
if (ipn!=null) {
ParseNodeVector pnv=ipn.getChildren();
continue;
if (isNode(type_pn,"class_declaration")) {
ClassDescriptor cn=parseTypeDecl(type_pn);
+ cn.setSourceFileName(sourcefile);
+ parseInitializers(cn);
if (toanalyze!=null)
toanalyze.add(cn);
state.addClass(cn);
+ // for inner classes/enum
+ HashSet tovisit = new HashSet();
+ Iterator it_icds = cn.getInnerClasses();
+ while(it_icds.hasNext()) {
+ tovisit.add(it_icds.next());
+ }
+
+ while(!tovisit.isEmpty()) {
+ ClassDescriptor cd = (ClassDescriptor)tovisit.iterator().next();
+ tovisit.remove(cd);
+ parseInitializers(cd);
+ if(toanalyze != null) {
+ toanalyze.add(cd);
+ }
+ cd.setSourceFileName(sourcefile);
+ state.addClass(cd);
+
+ Iterator it_ics = cd.getInnerClasses();
+ while(it_ics.hasNext()) {
+ tovisit.add(it_ics.next());
+ }
+
+ Iterator it_ienums = cd.getEnum();
+ while(it_ienums.hasNext()) {
+ ClassDescriptor iecd = (ClassDescriptor)it_ienums.next();
+ if(toanalyze != null) {
+ toanalyze.add(iecd);
+ }
+ iecd.setSourceFileName(sourcefile);
+ state.addClass(iecd);
+ }
+ }
+
+ Iterator it_enums = cn.getEnum();
+ while(it_enums.hasNext()) {
+ ClassDescriptor ecd = (ClassDescriptor)it_enums.next();
+ if(toanalyze != null) {
+ toanalyze.add(ecd);
+ }
+ ecd.setSourceFileName(sourcefile);
+ state.addClass(ecd);
+ }
} else if (isNode(type_pn,"task_declaration")) {
TaskDescriptor td=parseTaskDecl(type_pn);
if (toanalyze!=null)
toanalyze.add(td);
state.addTask(td);
- } else if ((state.MGC) && isNode(type_pn,"interface_declaration")) {
- // TODO add version for normal Java later
- ClassDescriptor cn = parseInterfaceDecl(type_pn);
- if (toanalyze!=null)
- toanalyze.add(cn);
- state.addClass(cn);
- } else {
+ } else if (isNode(type_pn,"interface_declaration")) {
+ // TODO add version for normal Java later
+ ClassDescriptor cn = parseInterfaceDecl(type_pn);
+ if (toanalyze!=null)
+ toanalyze.add(cn);
+ cn.setSourceFileName(sourcefile);
+ state.addClass(cn);
+
+ // for enum
+ Iterator it_enums = cn.getEnum();
+ while(it_enums.hasNext()) {
+ ClassDescriptor ecd = (ClassDescriptor)it_enums.next();
+ if(toanalyze != null) {
+ toanalyze.add(ecd);
+ }
+ ecd.setSourceFileName(sourcefile);
+ state.addClass(ecd);
+ }
+ } else if (isNode(type_pn,"enum_declaration")) {
+ // TODO add version for normal Java later
+ ClassDescriptor cn = parseEnumDecl(null, type_pn);
+ if (toanalyze!=null)
+ toanalyze.add(cn);
+ cn.setSourceFileName(sourcefile);
+ state.addClass(cn);
+ } else {
throw new Error(type_pn.getLabel());
}
}
}
}
+
+ public void parseInitializers(ClassDescriptor cn){
+ Vector fv=cn.getFieldVec();
+ int pos = 0;
+ for(int i=0;i<fv.size();i++) {
+ FieldDescriptor fd=(FieldDescriptor)fv.get(i);
+ if(fd.getExpressionNode()!=null) {
+ Iterator methodit = cn.getMethods();
+ while(methodit.hasNext()){
+ MethodDescriptor currmd=(MethodDescriptor)methodit.next();
+ if(currmd.isConstructor()){
+ BlockNode bn=state.getMethodBody(currmd);
+ NameNode nn=new NameNode(new NameDescriptor(fd.getSymbol()));
+ AssignmentNode an=new AssignmentNode(nn,fd.getExpressionNode(),new AssignOperation(1));
+ bn.addBlockStatementAt(new BlockExpressionNode(an), pos);
+ }
+ }
+ pos++;
+ }
+ }
+ }
+
+ private ClassDescriptor parseEnumDecl(ClassDescriptor cn, ParseNode pn) {
+ ClassDescriptor ecd=new ClassDescriptor(pn.getChild("name").getTerminal(), false);
+ ecd.setAsEnum();
+ if(cn != null) {
+ ecd.setSurroundingClass(cn.getSymbol());
+ ecd.setSurrounding(cn);
+ cn.addEnum(ecd);
+ }
+ if (!(ecd.getSymbol().equals(TypeUtil.ObjectClass)||
+ ecd.getSymbol().equals(TypeUtil.TagClass))) {
+ ecd.setSuper(TypeUtil.ObjectClass);
+ }
+ ecd.setModifiers(parseModifiersList(pn.getChild("modifiers")));
+ parseEnumBody(ecd, pn.getChild("enumbody"));
+ return ecd;
+ }
+
+ private void parseEnumBody(ClassDescriptor cn, ParseNode pn) {
+ ParseNode decls=pn.getChild("enum_constants_list");
+ if (decls!=null) {
+ ParseNodeVector pnv=decls.getChildren();
+ for(int i=0; i<pnv.size(); i++) {
+ ParseNode decl=pnv.elementAt(i);
+ if (isNode(decl,"enum_constant")) {
+ parseEnumConstant(cn,decl);
+ } else throw new Error();
+ }
+ }
+ }
+
+ private void parseEnumConstant(ClassDescriptor cn, ParseNode pn) {
+ cn.addEnumConstant(pn.getChild("name").getTerminal());
+ }
public ClassDescriptor parseInterfaceDecl(ParseNode pn) {
- ClassDescriptor cn=new ClassDescriptor(pn.getChild("name").getTerminal());
- cn.setAsInterface();
+ ClassDescriptor cn=new ClassDescriptor(pn.getChild("name").getTerminal(), true);
+ //cn.setAsInterface();
if (!isEmpty(pn.getChild("superIF").getTerminal())) {
/* parse inherited interface name */
ParseNode snlist=pn.getChild("superIF").getChild("extend_interface_list");
}
public ClassDescriptor parseTypeDecl(ParseNode pn) {
- ClassDescriptor cn=new ClassDescriptor(pn.getChild("name").getTerminal());
+ ClassDescriptor cn=new ClassDescriptor(pn.getChild("name").getTerminal(), false);
if (!isEmpty(pn.getChild("super").getTerminal())) {
/* parse superclass name */
ParseNode snn=pn.getChild("super").getChild("type").getChild("class").getChild("name");
}
cn.setModifiers(parseModifiersList(pn.getChild("modifiers")));
parseClassBody(cn, pn.getChild("classbody"));
+
+ boolean hasConstructor = false;
+ for(Iterator method_it=cn.getMethods(); method_it.hasNext();) {
+ MethodDescriptor md=(MethodDescriptor)method_it.next();
+ hasConstructor |= md.isConstructor();
+ }
+ if((!hasConstructor) && (!cn.isEnum())) {
+ // add a default constructor for this class
+ MethodDescriptor md = new MethodDescriptor(new Modifiers(Modifiers.PUBLIC),
+ cn.getSymbol(), false);
+ BlockNode bn=new BlockNode();
+ state.addTreeCode(md,bn);
+ md.setDefaultConstructor();
+ cn.addMethod(md);
+ }
return cn;
}
} else if (isNode(decl,"constructor")) {
parseConstructorDecl(cn,decl.getChild("constructor_declaration"));
} else if (isNode(decl, "static_block")) {
- if(state.MGC) {
- // TODO add version for normal Java later
- parseStaticBlockDecl(cn, decl.getChild("static_block_declaration"));
- } else {
- throw new Error("Static blocks not implemented");
+ parseStaticBlockDecl(cn, decl.getChild("static_block_declaration"));
+ } else if (isNode(decl,"block")) {
+ } else if (isNode(decl,"location_order_declaration")) {
+ parseLocationOrder(cn,decl.getChild("location_order_list"));
+ } else throw new Error();
+ }
+ }
+ }
+
+ private void parseLocationOrder(ClassDescriptor cd, ParseNode pn) {
+ ParseNodeVector pnv = pn.getChildren();
+ Lattice<String> locOrder =
+ new Lattice<String>("_top_","_bottom_");
+ Set<String> spinLocSet=new HashSet<String>();
+ for (int i = 0; i < pnv.size(); i++) {
+ ParseNode loc = pnv.elementAt(i);
+ if(isNode(loc,"location_property")){
+ String spinLoc=loc.getChildren().elementAt(0).getLabel();
+ spinLocSet.add(spinLoc);
+ }else{
+ String lowerLoc=loc.getChildren().elementAt(0).getLabel();
+ String higherLoc= loc.getChildren().elementAt(1).getLabel();
+ locOrder.put(higherLoc, lowerLoc);
+ if (locOrder.isIntroducingCycle(higherLoc)) {
+ throw new Error("Error: the order relation " + lowerLoc + " < " + higherLoc
+ + " introduces a cycle.");
+ }
}
- } else if (isNode(decl,"block")) {
- } else throw new Error();
+ }
+ if(spinLocSet.size()>0){
+ //checking if location is actually defined in the hierarchy
+ for (Iterator iterator = spinLocSet.iterator(); iterator.hasNext();) {
+ String locID = (String) iterator.next();
+ if(!locOrder.containsKey(locID)){
+ throw new Error("Error: The spinning location '"+
+ locID + "' is not defined in the hierarchy of the class '"+cd +"'.");
+ }
}
+ state.addLocationPropertySet(cd, spinLocSet);
}
+ state.addLocationOrder(cd, locOrder);
}
private void parseClassMember(ClassDescriptor cn, ParseNode pn) {
ParseNode fieldnode=pn.getChild("field");
-
if (fieldnode!=null) {
parseFieldDecl(cn,fieldnode.getChild("field_declaration"));
return;
parseMethodDecl(cn,methodnode.getChild("method_declaration"));
return;
}
+ ParseNode innerclassnode=pn.getChild("inner_class_declaration");
+ if (innerclassnode!=null) {
+ parseInnerClassDecl(cn,innerclassnode);
+ return;
+ }
+ ParseNode enumnode=pn.getChild("enum_declaration");
+ if (enumnode!=null) {
+ parseEnumDecl(cn,enumnode);
+ return;
+ }
ParseNode flagnode=pn.getChild("flag");
if (flagnode!=null) {
parseFlagDecl(cn, flagnode.getChild("flag_declaration"));
return;
}
+ // in case there are empty node
+ ParseNode emptynode=pn.getChild("empty");
+ if(emptynode != null) {
+ return;
+ }
throw new Error();
}
+
+ private ClassDescriptor parseInnerClassDecl(ClassDescriptor cn, ParseNode pn) {
+ ClassDescriptor icn=new ClassDescriptor(pn.getChild("name").getTerminal(), false);
+ icn.setAsInnerClass();
+ icn.setSurroundingClass(cn.getSymbol());
+ icn.setSurrounding(cn);
+ cn.addInnerClass(icn);
+ if (!isEmpty(pn.getChild("super").getTerminal())) {
+ /* parse superclass name */
+ ParseNode snn=pn.getChild("super").getChild("type").getChild("class").getChild("name");
+ NameDescriptor nd=parseName(snn);
+ icn.setSuper(nd.toString());
+ } else {
+ if (!(icn.getSymbol().equals(TypeUtil.ObjectClass)||
+ icn.getSymbol().equals(TypeUtil.TagClass)))
+ icn.setSuper(TypeUtil.ObjectClass);
+ }
+ // check inherited interfaces
+ if (!isEmpty(pn.getChild("superIF").getTerminal())) {
+ /* parse inherited interface name */
+ ParseNode snlist=pn.getChild("superIF").getChild("interface_type_list");
+ ParseNodeVector pnv=snlist.getChildren();
+ for(int i=0; i<pnv.size(); i++) {
+ ParseNode decl=pnv.elementAt(i);
+ if (isNode(decl,"type")) {
+ NameDescriptor nd=parseName(decl.getChild("class").getChild("name"));
+ icn.addSuperInterface(nd.toString());
+ }
+ }
+ }
+ icn.setModifiers(parseModifiersList(pn.getChild("modifiers")));
+ if(!icn.isStatic()) {
+ throw new Error("Error: inner class " + icn.getSymbol() + " in Class " +
+ cn.getSymbol() + " is not a nested class and is not supported yet!");
+ }
+ parseClassBody(icn, pn.getChild("classbody"));
+ return icn;
+ }
private TypeDescriptor parseTypeDescriptor(ParseNode pn) {
ParseNode tn=pn.getChild("type");
private void parseFieldDecl(ClassDescriptor cn,ParseNode pn) {
ParseNode mn=pn.getChild("modifier");
Modifiers m=parseModifiersList(mn);
- if((state.MGC) && cn.isInterface()) {
+ if(cn.isInterface()) {
// TODO add version for normal Java later
// Can only be PUBLIC or STATIC or FINAL
if((m.isAbstract()) || (m.isAtomic()) || (m.isNative())
ParseNode tn=pn.getChild("type");
TypeDescriptor t=parseTypeDescriptor(tn);
+ assignAnnotationsToType(m,t);
ParseNode vn=pn.getChild("variables").getChild("variable_declarators_list");
ParseNodeVector pnv=vn.getChildren();
boolean isglobal=pn.getChild("global")!=null;
ParseNode epn=vardecl.getChild("initializer");
ExpressionNode en=null;
- if (epn!=null)
- en=parseExpression(epn.getFirstChild());
+ if (epn!=null) {
+ en=parseExpression(epn.getFirstChild());
+ en.setNumLine(epn.getFirstChild().getLine());
+ if(m.isStatic()) {
+ // for static field, the initializer should be considered as a
+ // static block
+ boolean isfirst = false;
+ MethodDescriptor md = (MethodDescriptor)cn.getMethodTable().getFromSameScope("staticblocks");
+ if(md == null) {
+ // the first static block for this class
+ Modifiers m_i=new Modifiers();
+ m_i.addModifier(Modifiers.STATIC);
+ md = new MethodDescriptor(m_i, "staticblocks", false);
+ md.setAsStaticBlock();
+ isfirst = true;
+ }
+ if(isfirst) {
+ cn.addMethod(md);
+ }
+ cn.incStaticBlocks();
+ BlockNode bn=new BlockNode();
+ NameNode nn=new NameNode(new NameDescriptor(identifier));
+ nn.setNumLine(en.getNumLine());
+ AssignmentNode an=new AssignmentNode(nn,en,new AssignOperation(1));
+ an.setNumLine(pn.getLine());
+ bn.addBlockStatement(new BlockExpressionNode(an));
+ if(isfirst) {
+ state.addTreeCode(md,bn);
+ } else {
+ BlockNode obn = state.getMethodBody(md);
+ for(int ii = 0; ii < bn.size(); ii++) {
+ BlockStatementNode bsn = bn.get(ii);
+ obn.addBlockStatement(bsn);
+ }
+ state.addTreeCode(md, obn);
+ bn = null;
+ }
+ en = null;
+ }
+ }
cn.addField(new FieldDescriptor(m, arrayt, identifier, en, isglobal));
}
}
+
+ private void assignAnnotationsToType(Modifiers modifiers, TypeDescriptor type){
+ Vector<AnnotationDescriptor> annotations=modifiers.getAnnotations();
+ for(int i=0; i<annotations.size(); i++) {
+ // it only supports a marker annotation
+ AnnotationDescriptor an=annotations.elementAt(i);
+ type.addAnnotationMarker(an);
+ }
+ }
+
+ int innerCount=0;
private ExpressionNode parseExpression(ParseNode pn) {
if (isNode(pn,"assignment"))
ParseNode left=pnv.elementAt(0);
ParseNode right=pnv.elementAt(1);
Operation op=new Operation(pn.getLabel());
- return new OpNode(parseExpression(left),parseExpression(right),op);
+ OpNode on=new OpNode(parseExpression(left),parseExpression(right),op);
+ on.setNumLine(pn.getLine());
+ return on;
} else if (isNode(pn,"unaryplus")||
isNode(pn,"unaryminus")||
isNode(pn,"not")||
isNode(pn,"comp")) {
ParseNode left=pn.getFirstChild();
Operation op=new Operation(pn.getLabel());
- return new OpNode(parseExpression(left),op);
+ OpNode on=new OpNode(parseExpression(left),op);
+ on.setNumLine(pn.getLine());
+ return on;
} else if (isNode(pn,"postinc")||
isNode(pn,"postdec")) {
ParseNode left=pn.getFirstChild();
AssignOperation op=new AssignOperation(pn.getLabel());
- return new AssignmentNode(parseExpression(left),null,op);
+ AssignmentNode an=new AssignmentNode(parseExpression(left),null,op);
+ an.setNumLine(pn.getLine());
+ return an;
} else if (isNode(pn,"preinc")||
isNode(pn,"predec")) {
ParseNode left=pn.getFirstChild();
AssignOperation op=isNode(pn,"preinc") ? new AssignOperation(AssignOperation.PLUSEQ) : new AssignOperation(AssignOperation.MINUSEQ);
- return new AssignmentNode(parseExpression(left),
- new LiteralNode("integer",new Integer(1)),op);
+ AssignmentNode an=new AssignmentNode(parseExpression(left),
+ new LiteralNode("integer",new Integer(1)),op);
+ an.setNumLine(pn.getLine());
+ return an;
} else if (isNode(pn,"literal")) {
String literaltype=pn.getTerminal();
ParseNode literalnode=pn.getChild(literaltype);
- Object literal_obj=literalnode.getLiteral();
- return new LiteralNode(literaltype, literal_obj);
+ Object literal_obj=literalnode.getLiteral();
+ LiteralNode ln=new LiteralNode(literaltype, literal_obj);
+ ln.setNumLine(pn.getLine());
+ return ln;
} else if (isNode(pn,"createobject")) {
TypeDescriptor td=parseTypeDescriptor(pn);
disjointId = pn.getChild("disjoint").getTerminal();
}
CreateObjectNode con=new CreateObjectNode(td, isglobal, disjointId);
+ con.setNumLine(pn.getLine());
for(int i=0; i<args.size(); i++) {
con.addArgument((ExpressionNode)args.get(i));
}
con.addFlagEffects(fe);
}
+ return con;
+ } else if (isNode(pn,"createobjectcls")) {
+ //TODO::: FIX BUG!!! static fields in caller context need to become parameters
+ TypeDescriptor td=parseTypeDescriptor(pn);
+ innerCount++;
+ ClassDescriptor cnnew=new ClassDescriptor(td.getSymbol()+"$"+innerCount, false);
+ cnnew.setSuper(td.getSymbol());
+ parseClassBody(cnnew, pn.getChild("decl").getChild("classbody"));
+ Vector args=parseArgumentList(pn);
+
+ CreateObjectNode con=new CreateObjectNode(td, false, null);
+ con.setNumLine(pn.getLine());
+ for(int i=0; i<args.size(); i++) {
+ con.addArgument((ExpressionNode)args.get(i));
+ }
+
return con;
} else if (isNode(pn,"createarray")) {
//System.out.println(pn.PPrint(3,true));
for(int i=0; i<(args.size()+num); i++)
td=td.makeArray(state);
CreateObjectNode con=new CreateObjectNode(td, isglobal, disjointId);
+ con.setNumLine(pn.getLine());
for(int i=0; i<args.size(); i++) {
con.addArgument((ExpressionNode)args.get(i));
}
return con;
+ } if (isNode(pn,"createarray2")) {
+ TypeDescriptor td=parseTypeDescriptor(pn);
+ int num=0;
+ if (pn.getChild("dims_opt").getLiteral()!=null)
+ num=((Integer)pn.getChild("dims_opt").getLiteral()).intValue();
+ for(int i=0; i<num; i++)
+ td=td.makeArray(state);
+ CreateObjectNode con=new CreateObjectNode(td, false, null);
+ con.setNumLine(pn.getLine());
+ ParseNode ipn = pn.getChild("initializer");
+ Vector initializers=parseVariableInitializerList(ipn);
+ ArrayInitializerNode ain = new ArrayInitializerNode(initializers);
+ ain.setNumLine(pn.getLine());
+ con.addArrayInitializer(ain);
+ return con;
} else if (isNode(pn,"name")) {
NameDescriptor nd=parseName(pn);
- return new NameNode(nd);
+ NameNode nn=new NameNode(nd);
+ nn.setNumLine(pn.getLine());
+ return nn;
} else if (isNode(pn,"this")) {
NameDescriptor nd=new NameDescriptor("this");
- return new NameNode(nd);
+ NameNode nn=new NameNode(nd);
+ nn.setNumLine(pn.getLine());
+ return nn;
} else if (isNode(pn,"isavailable")) {
NameDescriptor nd=new NameDescriptor(pn.getTerminal());
- return new OpNode(new NameNode(nd),null,new Operation(Operation.ISAVAILABLE));
+ NameNode nn=new NameNode(nd);
+ nn.setNumLine(pn.getLine());
+ return new OpNode(nn,null,new Operation(Operation.ISAVAILABLE));
} else if (isNode(pn,"methodinvoke1")) {
NameDescriptor nd=parseName(pn.getChild("name"));
Vector args=parseArgumentList(pn);
MethodInvokeNode min=new MethodInvokeNode(nd);
+ min.setNumLine(pn.getLine());
for(int i=0; i<args.size(); i++) {
min.addArgument((ExpressionNode)args.get(i));
}
ExpressionNode exp=parseExpression(pn.getChild("base").getFirstChild());
Vector args=parseArgumentList(pn);
MethodInvokeNode min=new MethodInvokeNode(methodid,exp);
+ min.setNumLine(pn.getLine());
for(int i=0; i<args.size(); i++) {
min.addArgument((ExpressionNode)args.get(i));
}
} else if (isNode(pn,"fieldaccess")) {
ExpressionNode en=parseExpression(pn.getChild("base").getFirstChild());
String fieldname=pn.getChild("field").getTerminal();
- return new FieldAccessNode(en,fieldname);
+
+ FieldAccessNode fan=new FieldAccessNode(en,fieldname);
+ fan.setNumLine(pn.getLine());
+ return fan;
} else if (isNode(pn,"arrayaccess")) {
ExpressionNode en=parseExpression(pn.getChild("base").getFirstChild());
ExpressionNode index=parseExpression(pn.getChild("index").getFirstChild());
- return new ArrayAccessNode(en,index);
+ ArrayAccessNode aan=new ArrayAccessNode(en,index);
+ aan.setNumLine(pn.getLine());
+ return aan;
} else if (isNode(pn,"cast1")) {
try {
- return new CastNode(parseTypeDescriptor(pn.getChild("type")),parseExpression(pn.getChild("exp").getFirstChild()));
+ CastNode cn=new CastNode(parseTypeDescriptor(pn.getChild("type")),parseExpression(pn.getChild("exp").getFirstChild()));
+ cn.setNumLine(pn.getLine());
+ return cn;
} catch (Exception e) {
System.out.println(pn.PPrint(1,true));
e.printStackTrace();
throw new Error();
}
} else if (isNode(pn,"cast2")) {
- return new CastNode(parseExpression(pn.getChild("type").getFirstChild()),parseExpression(pn.getChild("exp").getFirstChild()));
+ CastNode cn=new CastNode(parseExpression(pn.getChild("type").getFirstChild()),parseExpression(pn.getChild("exp").getFirstChild()));
+ cn.setNumLine(pn.getLine());
+ return cn;
} else if (isNode(pn, "getoffset")) {
TypeDescriptor td=parseTypeDescriptor(pn);
String fieldname = pn.getChild("field").getTerminal();
//System.out.println("Checking the values of: "+ " td.toString()= " + td.toString()+ " fieldname= " + fieldname);
return new OffsetNode(td, fieldname);
} else if (isNode(pn, "tert")) {
- return new TertiaryNode(parseExpression(pn.getChild("cond").getFirstChild()),
- parseExpression(pn.getChild("trueexpr").getFirstChild()),
- parseExpression(pn.getChild("falseexpr").getFirstChild()) );
+
+ TertiaryNode tn=new TertiaryNode(parseExpression(pn.getChild("cond").getFirstChild()),
+ parseExpression(pn.getChild("trueexpr").getFirstChild()),
+ parseExpression(pn.getChild("falseexpr").getFirstChild()) );
+ tn.setNumLine(pn.getLine());
+
+ return tn;
} else if (isNode(pn, "instanceof")) {
ExpressionNode exp=parseExpression(pn.getChild("exp").getFirstChild());
TypeDescriptor t=parseTypeDescriptor(pn);
- return new InstanceOfNode(exp,t);
- } else if (isNode(pn, "array_initializer")) {
- System.out.println( "Array initializers not implemented yet." );
- throw new Error();
- //TypeDescriptor td=parseTypeDescriptor(pn);
- //Vector initializers=parseVariableInitializerList(pn);
- //return new ArrayInitializerNode(td, initializers);
+ InstanceOfNode ion=new InstanceOfNode(exp,t);
+ ion.setNumLine(pn.getLine());
+ return ion;
+ } else if (isNode(pn, "array_initializer")) {
+ Vector initializers=parseVariableInitializerList(pn);
+ return new ArrayInitializerNode(initializers);
+ } else if (isNode(pn, "class_type")) {
+ TypeDescriptor td=parseTypeDescriptor(pn);
+ ClassTypeNode ctn=new ClassTypeNode(td);
+ ctn.setNumLine(pn.getLine());
+ return ctn;
+ } else if (isNode(pn, "empty")) {
+ return null;
} else {
System.out.println("---------------------");
System.out.println(pn.PPrint(3,true));
private Vector parseVariableInitializerList(ParseNode pn) {
Vector varInitList=new Vector();
- ParseNode vin=pn.getChild("variable_init_list");
+ ParseNode vin=pn.getChild("var_init_list");
if (vin==null) /* No argument list */
return varInitList;
ParseNodeVector vinv=vin.getChildren();
ParseNodeVector pnv=pn.getChild("args").getChildren();
AssignmentNode an=new AssignmentNode(parseExpression(pnv.elementAt(0)),parseExpression(pnv.elementAt(1)),ao);
+ an.setNumLine(pn.getLine());
return an;
}
MethodDescriptor md=parseMethodHeader(headern);
try {
BlockNode bn=parseBlock(bodyn);
+ bn.setNumLine(pn.getLine()); // assume that method header is located at the beginning of method body
cn.addMethod(md);
state.addTreeCode(md,bn);
NameDescriptor nd=new NameDescriptor("super");
Vector args=parseArgumentList(sin);
MethodInvokeNode min=new MethodInvokeNode(nd);
+ min.setNumLine(sin.getLine());
for(int i=0; i<args.size(); i++) {
min.addArgument((ExpressionNode)args.get(i));
}
NameDescriptor nd=new NameDescriptor(cn.getSymbol());
Vector args=parseArgumentList(eci);
MethodInvokeNode min=new MethodInvokeNode(nd);
+ min.setNumLine(eci.getLine());
for(int i=0; i<args.size(); i++) {
min.addArgument((ExpressionNode)args.get(i));
}
BlockExpressionNode ben=new BlockExpressionNode(min);
+ ben.setNumLine(eci.getLine());
bn.addFirstBlockStatement(ben);
}
state.addTreeCode(md,bn);
// Each class maintains one MethodDecscriptor which combines all its
// static blocks in their declaration order
boolean isfirst = false;
- MethodDescriptor md = (MethodDescriptor)cn.getMethodTable().get("staticblocks");
+ MethodDescriptor md = (MethodDescriptor)cn.getMethodTable().getFromSameScope("staticblocks");
if(md == null) {
// the first static block for this class
- Modifiers m=new Modifiers();
- m.addModifier(Modifiers.STATIC);
- md = new MethodDescriptor(m, "staticblocks", false);
+ Modifiers m_i=new Modifiers();
+ m_i.addModifier(Modifiers.STATIC);
+ md = new MethodDescriptor(m_i, "staticblocks", false);
md.setAsStaticBlock();
isfirst = true;
}
BlockStatementNode bsn = bn.get(i);
obn.addBlockStatement(bsn);
}
- //TODO state.addTreeCode(md, obn);
+ state.addTreeCode(md, obn);
bn = null;
}
}
String name=pn.getChild("single").getTerminal();
String type=pn.getChild("type").getTerminal();
- blockstatements.add(new TagDeclarationNode(name, type));
+ TagDeclarationNode tdn=new TagDeclarationNode(name, type);
+ tdn.setNumLine(pn.getLine());
+
+ blockstatements.add(tdn);
} else if (isNode(pn,"local_variable_declaration")) {
+
+ ParseNode mn=pn.getChild("modifiers");
TypeDescriptor t=parseTypeDescriptor(pn);
+ if(mn!=null){
+ Modifiers m=parseModifiersList(mn);
+ assignAnnotationsToType(m, t);
+ }
ParseNode vn=pn.getChild("variable_declarators_list");
ParseNodeVector pnv=vn.getChildren();
for(int i=0; i<pnv.size(); i++) {
ParseNode tmp=vardecl;
TypeDescriptor arrayt=t;
+
while (tmp.getChild("single")==null) {
arrayt=arrayt.makeArray(state);
tmp=tmp.getChild("array");
ExpressionNode en=null;
if (epn!=null)
en=parseExpression(epn.getFirstChild());
+
+ DeclarationNode dn=new DeclarationNode(new VarDescriptor(arrayt, identifier),en);
+ dn.setNumLine(tmp.getLine());
- blockstatements.add(new DeclarationNode(new VarDescriptor(arrayt, identifier),en));
+ blockstatements.add(dn);
}
} else if (isNode(pn,"nop")) {
/* Do Nothing */
} else if (isNode(pn,"expression")) {
- blockstatements.add(new BlockExpressionNode(parseExpression(pn.getFirstChild())));
+ BlockExpressionNode ben=new BlockExpressionNode(parseExpression(pn.getFirstChild()));
+ ben.setNumLine(pn.getLine());
+ blockstatements.add(ben);
} else if (isNode(pn,"ifstatement")) {
- blockstatements.add(new IfStatementNode(parseExpression(pn.getChild("condition").getFirstChild()),
- parseSingleBlock(pn.getChild("statement").getFirstChild()),
- pn.getChild("else_statement")!=null ? parseSingleBlock(pn.getChild("else_statement").getFirstChild()) : null));
+ IfStatementNode isn=new IfStatementNode(parseExpression(pn.getChild("condition").getFirstChild()),
+ parseSingleBlock(pn.getChild("statement").getFirstChild()),
+ pn.getChild("else_statement")!=null ? parseSingleBlock(pn.getChild("else_statement").getFirstChild()) : null);
+ isn.setNumLine(pn.getLine());
+
+ blockstatements.add(isn);
+ } else if (isNode(pn,"switch_statement")) {
+ // TODO add version for normal Java later
+ SwitchStatementNode ssn=new SwitchStatementNode(parseExpression(pn.getChild("condition").getFirstChild()),
+ parseSingleBlock(pn.getChild("statement").getFirstChild()));
+ ssn.setNumLine(pn.getLine());
+ blockstatements.add(ssn);
+ } else if (isNode(pn,"switch_block_list")) {
+ // TODO add version for normal Java later
+ ParseNodeVector pnv=pn.getChildren();
+ for(int i=0; i<pnv.size(); i++) {
+ ParseNode sblockdecl=pnv.elementAt(i);
+
+ if(isNode(sblockdecl, "switch_block")) {
+ ParseNode lpn=sblockdecl.getChild("switch_labels").getChild("switch_label_list");
+ ParseNodeVector labelv=lpn.getChildren();
+ Vector<SwitchLabelNode> slv = new Vector<SwitchLabelNode>();
+ for(int j=0; j<labelv.size(); j++) {
+ ParseNode labeldecl=labelv.elementAt(j);
+ if(isNode(labeldecl, "switch_label")) {
+ SwitchLabelNode sln=new SwitchLabelNode(parseExpression(labeldecl.getChild("constant_expression").getFirstChild()), false);
+ sln.setNumLine(labeldecl.getLine());
+ slv.addElement(sln);
+ } else if(isNode(labeldecl, "default_switch_label")) {
+ SwitchLabelNode sln=new SwitchLabelNode(null, true);
+ sln.setNumLine(labeldecl.getLine());
+ slv.addElement(sln);
+ }
+ }
+
+ SwitchBlockNode sbn=new SwitchBlockNode(slv,
+ parseSingleBlock(sblockdecl.getChild("switch_statements").getFirstChild()));
+ sbn.setNumLine(sblockdecl.getLine());
+
+ blockstatements.add(sbn);
+
+ }
+ }
+ } else if (isNode(pn, "trycatchstatement")) {
+ // TODO add version for normal Java later
+ // Do not fully support exceptions now. Only make sure that if there are no
+ // exceptions thrown, the execution is right
+ ParseNode tpn = pn.getChild("tryblock").getFirstChild();
+ BlockNode bn=parseBlockHelper(tpn);
+ blockstatements.add(new SubBlockNode(bn));
+
+ ParseNode fbk = pn.getChild("finallyblock");
+ if(fbk != null) {
+ ParseNode fpn = fbk.getFirstChild();
+ BlockNode fbn=parseBlockHelper(fpn);
+ blockstatements.add(new SubBlockNode(fbn));
+ }
+ } else if (isNode(pn, "throwstatement")) {
+ // TODO Simply return here
+ //blockstatements.add(new ReturnNode());
} else if (isNode(pn,"taskexit")) {
Vector vfe=null;
if (pn.getChild("flag_effects_list")!=null)
Vector ccs=null;
if (pn.getChild("cons_checks")!=null)
ccs=parseChecks(pn.getChild("cons_checks"));
-
- blockstatements.add(new TaskExitNode(vfe, ccs, this.m_taskexitnum++));
+ TaskExitNode ten=new TaskExitNode(vfe, ccs, this.m_taskexitnum++);
+ ten.setNumLine(pn.getLine());
+ blockstatements.add(ten);
} else if (isNode(pn,"atomic")) {
BlockNode bn=parseBlockHelper(pn);
- blockstatements.add(new AtomicNode(bn));
+ AtomicNode an=new AtomicNode(bn);
+ an.setNumLine(pn.getLine());
+ blockstatements.add(an);
} else if (isNode(pn,"synchronized")) {
BlockNode bn=parseBlockHelper(pn.getChild("block"));
ExpressionNode en=parseExpression(pn.getChild("expr").getFirstChild());
- blockstatements.add(new SynchronizedNode(en, bn));
+ SynchronizedNode sn=new SynchronizedNode(en, bn);
+ sn.setNumLine(pn.getLine());
+ blockstatements.add(sn);
} else if (isNode(pn,"return")) {
if (isEmpty(pn.getTerminal()))
blockstatements.add(new ReturnNode());
else {
ExpressionNode en=parseExpression(pn.getFirstChild());
- blockstatements.add(new ReturnNode(en));
+ ReturnNode rn=new ReturnNode(en);
+ rn.setNumLine(pn.getLine());
+ blockstatements.add(rn);
}
} else if (isNode(pn,"block_statement_list")) {
BlockNode bn=parseBlockHelper(pn);
BlockNode update=parseSingleBlock(pn.getChild("update").getFirstChild());
ExpressionNode condition=parseExpression(pn.getChild("condition").getFirstChild());
BlockNode body=parseSingleBlock(pn.getChild("statement").getFirstChild());
- blockstatements.add(new LoopNode(init,condition,update,body));
+ if(condition == null) {
+ // no condition clause, make a 'true' expression as the condition
+ condition = (ExpressionNode)new LiteralNode("boolean", new Boolean(true));
+ }
+ LoopNode ln=new LoopNode(init,condition,update,body);
+ ln.setNumLine(pn.getLine());
+ blockstatements.add(ln);
} else if (isNode(pn,"whilestatement")) {
ExpressionNode condition=parseExpression(pn.getChild("condition").getFirstChild());
BlockNode body=parseSingleBlock(pn.getChild("statement").getFirstChild());
+ if(condition == null) {
+ // no condition clause, make a 'true' expression as the condition
+ condition = (ExpressionNode)new LiteralNode("boolean", new Boolean(true));
+ }
blockstatements.add(new LoopNode(condition,body,LoopNode.WHILELOOP));
} else if (isNode(pn,"dowhilestatement")) {
ExpressionNode condition=parseExpression(pn.getChild("condition").getFirstChild());
BlockNode body=parseSingleBlock(pn.getChild("statement").getFirstChild());
+ if(condition == null) {
+ // no condition clause, make a 'true' expression as the condition
+ condition = (ExpressionNode)new LiteralNode("boolean", new Boolean(true));
+ }
blockstatements.add(new LoopNode(condition,body,LoopNode.DOWHILELOOP));
} else if (isNode(pn,"sese")) {
ParseNode pnID=pn.getChild("identifier");
String stID=null;
if( pnID != null ) { stID=pnID.getFirstChild().getTerminal(); }
SESENode start=new SESENode(stID);
+ start.setNumLine(pn.getLine());
SESENode end =new SESENode(stID);
start.setEnd( end );
end.setStart( start );
blockstatements.addAll(parseSESEBlock(blockstatements,pn.getChild("body").getFirstChild()));
blockstatements.add(end);
} else if (isNode(pn,"continue")) {
- blockstatements.add(new ContinueBreakNode(false));
+ ContinueBreakNode cbn=new ContinueBreakNode(false);
+ cbn.setNumLine(pn.getLine());
+ blockstatements.add(cbn);
} else if (isNode(pn,"break")) {
- blockstatements.add(new ContinueBreakNode(true));
+ ContinueBreakNode cbn=new ContinueBreakNode(true);
+ cbn.setNumLine(pn.getLine());
+ blockstatements.add(cbn);
} else if (isNode(pn,"genreach")) {
String graphName = pn.getChild("graphName").getTerminal();
String paramname=paramn.getChild("single").getTerminal();
TypeDescriptor type=new TypeDescriptor(TypeDescriptor.TAG);
md.addTagParameter(type, paramname);
- } else {
+ } else {
+
TypeDescriptor type=parseTypeDescriptor(paramn);
ParseNode tmp=paramn;
String paramname=tmp.getChild("single").getTerminal();
md.addParameter(type, paramname);
+ if(isNode(paramn, "annotation_parameter")){
+ ParseNode bodynode=paramn.getChild("annotation_body");
+ parseParameterAnnotation(bodynode,type);
+ }
+
}
}
}
if (modlist!=null) {
ParseNodeVector pnv=modlist.getChildren();
for(int i=0; i<pnv.size(); i++) {
- ParseNode modn=pnv.elementAt(i);
+ ParseNode modn=pnv.elementAt(i);
if (isNode(modn,"public"))
m.addModifier(Modifiers.PUBLIC);
else if (isNode(modn,"protected"))
m.addModifier(Modifiers.ATOMIC);
else if (isNode(modn,"abstract"))
m.addModifier(Modifiers.ABSTRACT);
- else throw new Error("Unrecognized Modifier");
+ else if (isNode(modn,"volatile"))
+ m.addModifier(Modifiers.VOLATILE);
+ else if (isNode(modn,"transient"))
+ m.addModifier(Modifiers.TRANSIENT);
+ else if(isNode(modn,"annotation_list"))
+ parseAnnotationList(modn,m);
+ else{
+ throw new Error("Unrecognized Modifier:"+modn.getLabel());}
}
}
return m;
}
-
+
+ private void parseAnnotationList(ParseNode pn, Modifiers m) {
+ ParseNodeVector pnv = pn.getChildren();
+ for (int i = 0; i < pnv.size(); i++) {
+ ParseNode body_list = pnv.elementAt(i);
+ if (isNode(body_list, "annotation_body")) {
+ ParseNode body_node = body_list.getFirstChild();
+ if (isNode(body_node, "marker_annotation")) {
+ m.addAnnotation(new AnnotationDescriptor(body_node.getChild("name").getTerminal()));
+ } else if (isNode(body_node, "single_annotation")) {
+ m.addAnnotation(new AnnotationDescriptor(body_node.getChild("name").getTerminal(),
+ body_node.getChild("element_value").getTerminal()));
+ } else if (isNode(body_node, "normal_annotation")) {
+ throw new Error("Annotation with multiple data members is not supported yet.");
+ }
+ }
+ }
+ }
+
+ private void parseParameterAnnotation(ParseNode body_list,TypeDescriptor type){
+ ParseNode body_node = body_list.getFirstChild();
+ if (isNode(body_node, "marker_annotation")) {
+ type.addAnnotationMarker(new AnnotationDescriptor(body_node.getChild("name").getTerminal()));
+ } else if (isNode(body_node, "single_annotation")) {
+ type.addAnnotationMarker(new AnnotationDescriptor(body_node.getChild("name").getTerminal(),
+ body_node.getChild("element_value").getTerminal()));
+ } else if (isNode(body_node, "normal_annotation")) {
+ throw new Error("Annotation with multiple data members is not supported yet.");
+ }
+ }
+
private boolean isNode(ParseNode pn, String label) {
if (pn.getLabel().equals(label))
return true;