#ifndef LLVM_SUPPORT_GRAPHWRITER_H
#define LLVM_SUPPORT_GRAPHWRITER_H
+#include "llvm/ADT/GraphTraits.h"
#include "llvm/Support/DOTGraphTraits.h"
+#include "llvm/Support/Path.h"
#include "llvm/Support/raw_ostream.h"
-#include "llvm/ADT/GraphTraits.h"
-#include "llvm/System/Path.h"
-#include <vector>
#include <cassert>
+#include <vector>
namespace llvm {
for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i) {
std::string label = DTraits.getEdgeSourceLabel(Node, EI);
- if (label == "")
+ if (label.empty())
continue;
hasEdgeSourceLabels = true;
if (i)
O << "|";
- O << "<s" << i << ">" << DTraits.getEdgeSourceLabel(Node, EI);
+ O << "<s" << i << ">" << DOT::EscapeString(label);
}
if (EI != EE && hasEdgeSourceLabels)
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();
- void writeHeader(const std::string &Name) {
+ // Output any customizations on the graph
+ DOTGraphTraits<GraphType>::addCustomGraphFeatures(G, *this);
+
+ // 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);
// If we should include the address of the node in the label, do so now.
if (DTraits.hasNodeAddressLabel(Node, G))
- O << "|" << (void*)Node;
+ O << "|" << static_cast<const void*>(Node);
}
std::string edgeSourceLabels;
// If we should include the address of the node in the label, do so now.
if (DTraits.hasNodeAddressLabel(Node, G))
- O << "|" << (void*)Node;
+ O << "|" << static_cast<const void*>(Node);
}
if (DTraits.hasEdgeDestLabels()) {
DestPort = static_cast<int>(Offset);
}
- if (DTraits.getEdgeSourceLabel(Node, EI) == "")
+ if (DTraits.getEdgeSourceLabel(Node, EI).empty())
edgeidx = -1;
emitEdge(static_cast<const void*>(Node), edgeidx,
static_cast<const void*>(TargetNode), DestPort,
- DTraits.getEdgeAttributes(Node, EI));
+ DTraits.getEdgeAttributes(Node, EI, G));
}
}
const void *DestNodeID, int DestNodePort,
const std::string &Attrs) {
if (SrcNodePort > 64) return; // Eminating from truncated part?
- if (DestNodePort > 64) DestNodePort = 64; // Targetting the truncated part?
+ if (DestNodePort > 64) DestNodePort = 64; // Targeting the truncated part?
O << "\tNode" << SrcNodeID;
if (SrcNodePort >= 0)
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 = "") {
+ const Twine &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.str());
- // Output the end of the graph
- W.writeFooter();
return O;
}
template<typename GraphType>
-sys::Path WriteGraph(const GraphType &G, const std::string &Name,
- bool ShortNames = false, const std::string &Title = "") {
+sys::Path WriteGraph(const GraphType &G, const Twine &Name,
+ bool ShortNames = false, const Twine &Title = "") {
std::string ErrMsg;
sys::Path Filename = sys::Path::GetTemporaryDirectory(&ErrMsg);
if (Filename.isEmpty()) {
errs() << "Error: " << ErrMsg << "\n";
return Filename;
}
- Filename.appendComponent(Name + ".dot");
+ Filename.appendComponent((Name + ".dot").str());
if (Filename.makeUnique(true,&ErrMsg)) {
errs() << "Error: " << ErrMsg << "\n";
return sys::Path();
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";
/// then cleanup. For use from the debugger.
///
template<typename GraphType>
-void ViewGraph(const GraphType &G, const std::string &Name,
- bool ShortNames = false, const std::string &Title = "",
+void ViewGraph(const GraphType &G, const Twine &Name,
+ bool ShortNames = false, const Twine &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;