X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=Robust%2Fsrc%2FIR%2FTree%2FBuildIR.java;h=b692207fd31114af6cc0a0faec656de35b92f037;hb=cdcf09c40af1419fa42932aae249cb79b69b5daf;hp=d4723f69a5c952fc9eaf3498e8280e725aae5d32;hpb=62b9f72d7dd259e9ef65f5579f4ad7c590d1262a;p=IRC.git

diff --git a/Robust/src/IR/Tree/BuildIR.java b/Robust/src/IR/Tree/BuildIR.java
deleted file mode 100644
index d4723f69..00000000
--- a/Robust/src/IR/Tree/BuildIR.java
+++ /dev/null
@@ -1,241 +0,0 @@
-package IR.Tree;
-import IR.*;
-
-public class BuildIR {
-    State state;
-    public BuildIR(State state) {
-	this.state=state;
-    }
-    public void buildtree() {
-	ParseNode pn=state.parsetree;
-	FileNode fn=parseFile(pn);
-	System.out.println(fn.printNode());
-    }
-
-    /** Parse the classes in this file */
-    public FileNode parseFile(ParseNode pn) {
-	FileNode fn=new FileNode();
-	ParseNode tpn=pn.getChild("type_declaration_list");
-	if (tpn!=null) {
-	    ParseNodeVector pnv=tpn.getChildren();
-	    for(int i=0;i<pnv.size();i++) {
-		ParseNode type_pn=pnv.elementAt(i);
-		if (isEmpty(type_pn)) /* Skip the semicolon */
-		    continue;
-		ClassNode cn=parseTypeDecl(type_pn);
-		fn.addClass(cn);
-	    }
-	}
-	return fn;
-    }
-
-    public ClassNode parseTypeDecl(ParseNode pn) {
-	if (isNode(pn, "class_declaration")) {
-	    ClassNode cn=new ClassNode();
-	    cn.setName(pn.getChild("name").getTerminal());
-	    if (!isEmpty(pn.getChild("super").getTerminal())) {
-		/* parse superclass name */
-	    }
-	    cn.setModifiers(parseModifiersList(pn.getChild("modifiers")));
-	    parseClassBody(cn, pn.getChild("classbody"));
-	    return cn;
-	} else throw new Error();
-    }
-
-    private void parseClassBody(ClassNode cn, ParseNode pn) {
-	ParseNode decls=pn.getChild("class_body_declaration_list");
-	if (decls!=null) {
-	    ParseNodeVector pnv=decls.getChildren();
-	    for(int i=0;i<pnv.size();i++) {
-		ParseNode decl=pnv.elementAt(i);
-		if (isNode(decl,"member")) {
-		    parseClassMember(cn,decl);
-		} else if (isNode(decl,"constructor")) {
-		} else if (isNode(decl,"block")) {
-		} else throw new Error();
-	    }
-	}
-    }
-
-    private void parseClassMember(ClassNode cn, ParseNode pn) {
-	ParseNode fieldnode=pn.getChild("field");
-
-	if (fieldnode!=null) {
-	    parseFieldDecl(cn,fieldnode.getChild("field_declaration"));
-	    return;
-	}
-	ParseNode methodnode=pn.getChild("method");
-	if (methodnode!=null) {
-	    parseMethodDecl(cn,methodnode);
-	    return;
-	}
-	throw new Error();
-    }
-
-    private TypeDescriptor parseTypeDescriptor(ParseNode pn) {
-	ParseNode tn=pn.getChild("type");
-	String type_st=tn.getTerminal();
-	if(type_st.equals("byte")) {
-	    return state.getTypeDescriptor(TypeDescriptor.BYTE);
-	} else if(type_st.equals("short")) {
-	    return state.getTypeDescriptor(TypeDescriptor.SHORT);
-	} else if(type_st.equals("int")) {
-	    return state.getTypeDescriptor(TypeDescriptor.INT);
-	} else if(type_st.equals("long")) {
-	    return state.getTypeDescriptor(TypeDescriptor.LONG);
-	} else if(type_st.equals("char")) {
-	    return state.getTypeDescriptor(TypeDescriptor.CHAR);
-	} else if(type_st.equals("float")) {
-	    return state.getTypeDescriptor(TypeDescriptor.FLOAT);
-	} else if(type_st.equals("double")) {
-	    return state.getTypeDescriptor(TypeDescriptor.DOUBLE);
-	} else if(type_st.equals("class")) {
-	    ParseNode nn=tn.getChild("class");
-	    return state.getTypeDescriptor(parseName(nn));
-	} else
-	    throw new Error();
-    }
-
-    private NameDescriptor parseName(ParseNode pn) {
-	ParseNode nn=pn.getChild("name");
-	ParseNode base=nn.getChild("base");
-	ParseNode id=nn.getChild("identifier");
-	
-	if (base==null)
-	    return new NameDescriptor(id.getTerminal());
-
-	return new NameDescriptor(parseName(base),id.getTerminal());
-	
-    }
-
-    private void parseFieldDecl(ClassNode cn,ParseNode pn) {
-	ParseNode mn=pn.getChild("modifier");
-	Modifiers m=parseModifiersList(mn);
-	ParseNode tn=pn.getChild("type");
-	TypeDescriptor t=parseTypeDescriptor(tn);
-	ParseNode vn=pn.getChild("variables").getChild("variable_declarators_list");
-	ParseNodeVector pnv=vn.getChildren();
-	for(int i=0;i<pnv.size();i++) {
-	    ParseNode vardecl=pnv.elementAt(i);
-	    String identifier=vardecl.getChild("identifier").getChild("single").getTerminal();
-	    ParseNode epn=vardecl.getChild("initializer");
-	    
-	    ExpressionNode en=null;
-	    if (epn!=null)
-		en=parseExpression(epn.getFirstChild());
-  
-	    cn.addField(new FieldDescriptor(m,t,identifier, en));
-	}
-	
-    }
-
-    private ExpressionNode parseExpression(ParseNode pn) {
-	if (isNode(pn,"assignment"))
-	    return parseAssignmentExpression(pn);
-	else if (isNode(pn,"logical_or")||isNode(pn,"logical_and")||
-		 isNode(pn,"bitwise_or")||isNode(pn,"bitwise_xor")||
-		 isNode(pn,"bitwise_and")||isNode(pn,"equal")||
-		 isNode(pn,"not_equal")||isNode(pn,"comp_lt")||
-		 isNode(pn,"comp_lte")||isNode(pn,"comp_gt")||
-		 isNode(pn,"comp_gte")||isNode(pn,"leftshift")||
-		 isNode(pn,"rightshift")||isNode(pn,"sub")||
-		 isNode(pn,"add")||isNode(pn,"mult")||
-		 isNode(pn,"div")||isNode(pn,"mod")) {
-	    ParseNodeVector pnv=pn.getChildren();
-	    ParseNode left=pnv.elementAt(0);
-	    ParseNode right=pnv.elementAt(1);
-	    Operation op=new Operation(pn.getLabel());
-   	    return new OpNode(parseExpression(left),parseExpression(right),op);
-	} else if (isNode(pn,"unaryplus")||
-		   isNode(pn,"unaryminus")||
-		   isNode(pn,"postinc")||
-		   isNode(pn,"postdec")||
-		   isNode(pn,"preinc")||
-		   isNode(pn,"predec")) {
-	    ParseNode left=pn.getFirstChild();
-	    Operation op=new Operation(pn.getLabel());
-   	    return new OpNode(parseExpression(left),op);
-	} 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);
-	}
-	throw new Error();
-    }
-
-    private ExpressionNode parseAssignmentExpression(ParseNode pn) {
-	return null;
-    }
-
-
-    private void parseMethodDecl(ClassNode cn, ParseNode pn) {
-	ParseNode headern=pn.getChild("header");
-	ParseNode bodyn=pn.getChild("body");
-	MethodDescriptor md=parseMethodHeader(headern);
-    }
-
-    public MethodDescriptor parseMethodHeader(ParseNode pn) {
-	ParseNode mn=pn.getChild("modifier");
-	Modifiers m=parseModifiersList(mn);
-	
-	ParseNode tn=pn.getChild("returntype");
-	TypeDescriptor returntype=parseTypeDescriptor(tn);
-	MethodDescriptor md=new MethodDescriptor(m, returntype, null);
-	return md;
-    }
-
-    public Modifiers parseModifiersList(ParseNode pn) {
-	Modifiers m=new Modifiers();
-	ParseNode modlist=pn.getChild("modifier_list");
-	if (modlist!=null) {
-	    ParseNodeVector pnv=modlist.getChildren();
-	    for(int i=0;i<pnv.size();i++) {
-		ParseNode modn=pnv.elementAt(i);
-		if (isNode(modn,"public"))
-		    m.addModifier(Modifiers.PUBLIC);
-		if (isNode(modn,"protected"))
-		    m.addModifier(Modifiers.PROTECTED);
-		if (isNode(modn,"private"))
-		    m.addModifier(Modifiers.PRIVATE);
-		if (isNode(modn,"static"))
-		    m.addModifier(Modifiers.STATIC);
-		if (isNode(modn,"final"))
-		    m.addModifier(Modifiers.FINAL);
-		if (isNode(modn,"native"))
-		    m.addModifier(Modifiers.NATIVE);
-	    }
-	}
-	return m;
-    }
-
-    private boolean isNode(ParseNode pn, String label) {
-	if (pn.getLabel().equals(label))
-	    return true;
-	else return false;
-    }
-
-    private static boolean isEmpty(ParseNode pn) {
-	if (pn.getLabel().equals("empty"))
-	    return true;
-	else
-	    return false;
-    }
-
-    private static boolean isEmpty(String s) {
-	if (s.equals("empty"))
-	    return true;
-	else
-	    return false;
-    }
-
-    /** Throw an exception if something is unexpected */
-    private void check(ParseNode pn, String label) {
-        if (pn == null) {
-            throw new Error(pn+ "IE: Expected '" + label + "', got null");
-        }
-        if (! pn.getLabel().equals(label)) {
-            throw new Error(pn+ "IE: Expected '" + label + "', got '"+pn.getLabel()+"'");
-        }
-    }
-}