public:
GraphWriter(raw_ostream &o, const GraphType &g, bool SN) : O(o), G(g) {
- DTraits = DOTTraits(SN);
-}
+ DTraits = DOTTraits(SN);
+ }
+
+ void writeGraph(const std::string &Title = "") {
+ // Output the header for the graph...
+ writeHeader(Title);
+
+ // Emit all of the nodes in the graph...
+ writeNodes();
+
+ // Output any customizations on the graph
+ DOTGraphTraits<GraphType>::addCustomGraphFeatures(G, *this);
- void writeHeader(const std::string &Name) {
+ // Output the end of the graph
+ writeFooter();
+ }
+
+ void writeHeader(const std::string &Title) {
std::string GraphName = DTraits.getGraphName(G);
- if (!Name.empty())
- O << "digraph \"" << DOT::EscapeString(Name) << "\" {\n";
+ if (!Title.empty())
+ O << "digraph \"" << DOT::EscapeString(Title) << "\" {\n";
else if (!GraphName.empty())
O << "digraph \"" << DOT::EscapeString(GraphName) << "\" {\n";
else
if (DTraits.renderGraphFromBottomUp())
O << "\trankdir=\"BT\";\n";
- if (!Name.empty())
- O << "\tlabel=\"" << DOT::EscapeString(Name) << "\";\n";
+ if (!Title.empty())
+ O << "\tlabel=\"" << DOT::EscapeString(Title) << "\";\n";
else if (!GraphName.empty())
O << "\tlabel=\"" << DOT::EscapeString(GraphName) << "\";\n";
O << DTraits.getGraphProperties(G);
// Loop over the graph, printing it out...
for (node_iterator I = GTraits::nodes_begin(G), E = GTraits::nodes_end(G);
I != E; ++I)
- writeNode(*I);
+ if (!isNodeHidden(*I))
+ writeNode(*I);
+ }
+
+ bool isNodeHidden(NodeType &Node) {
+ return isNodeHidden(&Node);
+ }
+
+ bool isNodeHidden(NodeType *const *Node) {
+ return isNodeHidden(*Node);
+ }
+
+ bool isNodeHidden(NodeType *Node) {
+ return DTraits.isNodeHidden(Node);
}
void writeNode(NodeType& Node) {
}
std::string edgeSourceLabels;
- raw_string_ostream::raw_string_ostream EdgeSourceLabels(edgeSourceLabels);
+ raw_string_ostream EdgeSourceLabels(edgeSourceLabels);
bool hasEdgeSourceLabels = getEdgeSourceLabels(EdgeSourceLabels, Node);
if (hasEdgeSourceLabels) {
unsigned i = 0, e = DTraits.numEdgeDestLabels(Node);
for (; i != e && i != 64; ++i) {
if (i) O << "|";
- O << "<d" << i << ">" << DTraits.getEdgeDestLabel(Node, i);
+ O << "<d" << i << ">"
+ << DOT::EscapeString(DTraits.getEdgeDestLabel(Node, i));
}
if (i != e)
child_iterator EI = GTraits::child_begin(Node);
child_iterator EE = GTraits::child_end(Node);
for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i)
- writeEdge(Node, i, EI);
+ if (!DTraits.isNodeHidden(*EI))
+ writeEdge(Node, i, EI);
for (; EI != EE; ++EI)
- writeEdge(Node, 64, EI);
+ if (!DTraits.isNodeHidden(*EI))
+ writeEdge(Node, 64, EI);
}
void writeEdge(NodeType *Node, unsigned edgeidx, child_iterator EI) {
for (unsigned i = 0; i != NumEdgeSources; ++i) {
if (i) O << "|";
O << "<s" << i << ">";
- if (EdgeSourceLabels) O << (*EdgeSourceLabels)[i];
+ if (EdgeSourceLabels) O << DOT::EscapeString((*EdgeSourceLabels)[i]);
}
O << "}}";
}
O << "[" << Attrs << "]";
O << ";\n";
}
+
+ /// getOStream - Get the raw output stream into the graph file. Useful to
+ /// write fancy things using addCustomGraphFeatures().
+ raw_ostream &getOStream() {
+ return O;
+ }
};
template<typename GraphType>
raw_ostream &WriteGraph(raw_ostream &O, const GraphType &G,
bool ShortNames = false,
- const std::string &Name = "",
const std::string &Title = "") {
// Start the graph emission process...
GraphWriter<GraphType> W(O, G, ShortNames);
- // Output the header for the graph...
- W.writeHeader(Title);
-
- // Emit all of the nodes in the graph...
- W.writeNodes();
-
- // Output any customizations on the graph
- DOTGraphTraits<GraphType>::addCustomGraphFeatures(G, W);
+ // Emit the graph.
+ W.writeGraph(Title);
- // Output the end of the graph
- W.writeFooter();
return O;
}
raw_fd_ostream O(Filename.c_str(), ErrorInfo);
if (ErrorInfo.empty()) {
- WriteGraph(O, G, ShortNames, Name, Title);
+ llvm::WriteGraph(O, G, ShortNames, Title);
errs() << " done. \n";
} else {
errs() << "error opening file '" << Filename.str() << "' for writing!\n";
void ViewGraph(const GraphType &G, const std::string &Name,
bool ShortNames = false, const std::string &Title = "",
GraphProgram::Name Program = GraphProgram::DOT) {
- sys::Path Filename = WriteGraph(G, Name, ShortNames, Title);
+ sys::Path Filename = llvm::WriteGraph(G, Name, ShortNames, Title);
if (Filename.isEmpty())
return;