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https://github.com/c64scene-ar/llvm-6502.git
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* Significantly refactor GraphWriter into a class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4194 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
parent
f29e307765
commit
8c836ce4f8
@ -49,74 +49,102 @@ namespace DOT { // Private functions...
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}
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template<typename GraphType>
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std::ostream &WriteGraph(std::ostream &O, const GraphType &G) {
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typedef DOTGraphTraits<GraphType> DOTTraits;
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typedef GraphTraits<GraphType> GTraits;
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typedef typename GTraits::NodeType NodeType;
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typedef typename GTraits::nodes_iterator node_iterator;
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class GraphWriter {
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std::ostream &O;
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const GraphType &G;
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O << "digraph foo {\n"; // Graph name doesn't matter
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std::string GraphName = DOTTraits::getGraphName(G);
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if (!GraphName.empty())
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O << "\tlabel=\"" << DOT::EscapeString(GraphName) << "\";\n";
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O << DOTTraits::getGraphProperties(G);
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O << "\n";
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typedef DOTGraphTraits<GraphType> DOTTraits;
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typedef GraphTraits<GraphType> GTraits;
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typedef typename GTraits::NodeType NodeType;
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typedef typename GTraits::nodes_iterator node_iterator;
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typedef typename GTraits::ChildIteratorType child_iterator;
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public:
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GraphWriter(std::ostream &o, const GraphType &g,
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const std::string &Name) : O(o), G(g) {
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if (Name.empty())
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O << "digraph foo {\n"; // Graph name doesn't matter
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else
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O << "digraph " << Name << " {\n";
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// Loop over the graph in DFO, printing it out...
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for (node_iterator I = GTraits::nodes_begin(G), E = GTraits::nodes_end(G);
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I != E; ++I) {
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NodeType *Node = &*I;
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std::string GraphName = DOTTraits::getGraphName(G);
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if (!GraphName.empty())
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O << "\tlabel=\"" << DOT::EscapeString(GraphName) << "\";\n";
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O << DOTTraits::getGraphProperties(G);
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O << "\n";
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writeNodes();
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}
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~GraphWriter() {
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// Finish off the graph
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O << "}\n";
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}
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void writeNodes() {
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// Loop over the graph, printing it out...
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for (node_iterator I = GTraits::nodes_begin(G), E = GTraits::nodes_end(G);
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I != E; ++I)
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writeNode(&*I);
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}
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void writeNode(NodeType *Node) {
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std::string NodeAttributes = DOTTraits::getNodeAttributes(Node);
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O << "\tNode" << (void*)Node << " [shape=record,";
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if (!NodeAttributes.empty()) O << NodeAttributes << ",";
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O << "label=\"{"
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<< DOT::EscapeString(DOTTraits::getNodeLabel(Node, G));
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// Print out the fields of the current node...
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typename GTraits::ChildIteratorType EI = GTraits::child_begin(Node);
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typename GTraits::ChildIteratorType EE = GTraits::child_end(Node);
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child_iterator EI = GTraits::child_begin(Node);
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child_iterator EE = GTraits::child_end(Node);
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if (EI != EE) {
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O << "|{";
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for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i) {
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if (i) O << "|";
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O << "<g" << i << ">" << DOTTraits::getEdgeSourceLabel(Node, EI);
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}
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if (EI != EE)
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O << "|truncated...";
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O << "}";
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}
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O << "}\"];\n"; // Finish printing the "node" line
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// Output all of the edges now
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EI = GTraits::child_begin(Node);
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for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i) {
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if (NodeType *TargetNode = *EI) {
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O << "\tNode" << (void*)Node << ":g" << i << " -> Node"
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<< (void*)TargetNode;
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if (DOTTraits::edgeTargetsEdgeSource(Node, EI)) {
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typename GTraits::ChildIteratorType TargetIt =
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DOTTraits::getEdgeTarget(Node, EI);
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// Figure out which edge this targets...
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unsigned Offset = std::distance(GTraits::child_begin(TargetNode),
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TargetIt);
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if (Offset > 64) Offset = 64; // Targetting the trancated part?
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O << ":g" << Offset;
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}
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std::string EdgeAttributes = DOTTraits::getEdgeAttributes(Node, EI);
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if (!EdgeAttributes.empty())
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O << "[" << EdgeAttributes << "]";
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O << ";\n";
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}
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}
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for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i)
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writeEdge(Node, i, EI);
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}
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// Finish off the graph
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O << "}\n";
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void writeEdge(NodeType *Node, unsigned edgeidx, child_iterator EI) {
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if (NodeType *TargetNode = *EI) {
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O << "\tNode" << (void*)Node << ":g" << edgeidx << " -> Node"
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<< (void*)TargetNode;
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if (DOTTraits::edgeTargetsEdgeSource(Node, EI)) {
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child_iterator TargetIt = DOTTraits::getEdgeTarget(Node, EI);
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// Figure out which edge this targets...
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unsigned Offset = std::distance(GTraits::child_begin(TargetNode),
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TargetIt);
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if (Offset > 64) Offset = 64; // Targetting the truncated part?
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O << ":g" << Offset;
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}
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std::string EdgeAttributes = DOTTraits::getEdgeAttributes(Node, EI);
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if (!EdgeAttributes.empty())
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O << "[" << EdgeAttributes << "]";
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O << ";\n";
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}
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}
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};
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template<typename GraphType>
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std::ostream &WriteGraph(std::ostream &O, const GraphType &G,
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const std::string &Name = "") {
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// Start the graph emission process...
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GraphWriter<GraphType> W(O, G, Name);
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return O;
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}
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@ -49,74 +49,102 @@ namespace DOT { // Private functions...
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}
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template<typename GraphType>
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std::ostream &WriteGraph(std::ostream &O, const GraphType &G) {
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typedef DOTGraphTraits<GraphType> DOTTraits;
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typedef GraphTraits<GraphType> GTraits;
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typedef typename GTraits::NodeType NodeType;
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typedef typename GTraits::nodes_iterator node_iterator;
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class GraphWriter {
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std::ostream &O;
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const GraphType &G;
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O << "digraph foo {\n"; // Graph name doesn't matter
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std::string GraphName = DOTTraits::getGraphName(G);
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if (!GraphName.empty())
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O << "\tlabel=\"" << DOT::EscapeString(GraphName) << "\";\n";
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O << DOTTraits::getGraphProperties(G);
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O << "\n";
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typedef DOTGraphTraits<GraphType> DOTTraits;
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typedef GraphTraits<GraphType> GTraits;
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typedef typename GTraits::NodeType NodeType;
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typedef typename GTraits::nodes_iterator node_iterator;
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typedef typename GTraits::ChildIteratorType child_iterator;
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public:
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GraphWriter(std::ostream &o, const GraphType &g,
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const std::string &Name) : O(o), G(g) {
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if (Name.empty())
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O << "digraph foo {\n"; // Graph name doesn't matter
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else
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O << "digraph " << Name << " {\n";
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// Loop over the graph in DFO, printing it out...
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for (node_iterator I = GTraits::nodes_begin(G), E = GTraits::nodes_end(G);
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I != E; ++I) {
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NodeType *Node = &*I;
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std::string GraphName = DOTTraits::getGraphName(G);
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if (!GraphName.empty())
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O << "\tlabel=\"" << DOT::EscapeString(GraphName) << "\";\n";
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O << DOTTraits::getGraphProperties(G);
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O << "\n";
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writeNodes();
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}
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~GraphWriter() {
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// Finish off the graph
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O << "}\n";
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}
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void writeNodes() {
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// Loop over the graph, printing it out...
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for (node_iterator I = GTraits::nodes_begin(G), E = GTraits::nodes_end(G);
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I != E; ++I)
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writeNode(&*I);
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}
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void writeNode(NodeType *Node) {
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std::string NodeAttributes = DOTTraits::getNodeAttributes(Node);
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O << "\tNode" << (void*)Node << " [shape=record,";
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if (!NodeAttributes.empty()) O << NodeAttributes << ",";
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O << "label=\"{"
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<< DOT::EscapeString(DOTTraits::getNodeLabel(Node, G));
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// Print out the fields of the current node...
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typename GTraits::ChildIteratorType EI = GTraits::child_begin(Node);
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typename GTraits::ChildIteratorType EE = GTraits::child_end(Node);
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child_iterator EI = GTraits::child_begin(Node);
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child_iterator EE = GTraits::child_end(Node);
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if (EI != EE) {
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O << "|{";
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for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i) {
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if (i) O << "|";
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O << "<g" << i << ">" << DOTTraits::getEdgeSourceLabel(Node, EI);
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}
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if (EI != EE)
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O << "|truncated...";
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O << "}";
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}
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O << "}\"];\n"; // Finish printing the "node" line
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// Output all of the edges now
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EI = GTraits::child_begin(Node);
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for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i) {
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if (NodeType *TargetNode = *EI) {
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O << "\tNode" << (void*)Node << ":g" << i << " -> Node"
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<< (void*)TargetNode;
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if (DOTTraits::edgeTargetsEdgeSource(Node, EI)) {
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typename GTraits::ChildIteratorType TargetIt =
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DOTTraits::getEdgeTarget(Node, EI);
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// Figure out which edge this targets...
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unsigned Offset = std::distance(GTraits::child_begin(TargetNode),
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TargetIt);
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if (Offset > 64) Offset = 64; // Targetting the trancated part?
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O << ":g" << Offset;
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}
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std::string EdgeAttributes = DOTTraits::getEdgeAttributes(Node, EI);
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if (!EdgeAttributes.empty())
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O << "[" << EdgeAttributes << "]";
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O << ";\n";
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}
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}
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for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i)
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writeEdge(Node, i, EI);
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}
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// Finish off the graph
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O << "}\n";
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void writeEdge(NodeType *Node, unsigned edgeidx, child_iterator EI) {
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if (NodeType *TargetNode = *EI) {
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O << "\tNode" << (void*)Node << ":g" << edgeidx << " -> Node"
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<< (void*)TargetNode;
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if (DOTTraits::edgeTargetsEdgeSource(Node, EI)) {
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child_iterator TargetIt = DOTTraits::getEdgeTarget(Node, EI);
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// Figure out which edge this targets...
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unsigned Offset = std::distance(GTraits::child_begin(TargetNode),
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TargetIt);
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if (Offset > 64) Offset = 64; // Targetting the truncated part?
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O << ":g" << Offset;
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}
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std::string EdgeAttributes = DOTTraits::getEdgeAttributes(Node, EI);
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if (!EdgeAttributes.empty())
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O << "[" << EdgeAttributes << "]";
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O << ";\n";
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}
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}
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};
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template<typename GraphType>
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std::ostream &WriteGraph(std::ostream &O, const GraphType &G,
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const std::string &Name = "") {
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// Start the graph emission process...
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GraphWriter<GraphType> W(O, G, Name);
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return O;
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}
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