//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#ifndef LLVM_SUPPORT_GRAPHWRITER_H
#define LLVM_SUPPORT_GRAPHWRITER_H
-#include "llvm/Support/Debug.h"
#include "llvm/Support/DOTGraphTraits.h"
+#include "llvm/Support/Streams.h"
#include "llvm/ADT/GraphTraits.h"
#include "llvm/System/Path.h"
#include <fstream>
Str[i] = ' ';
break;
case '\\':
- if (i+1 != Str.length() && Str[i+1] == 'l')
- break; // don't disturb \l
+ if (i+1 != Str.length())
+ switch (Str[i+1]) {
+ case 'l': continue; // don't disturb \l
+ case '|': case '{': case '}':
+ Str.erase(Str.begin()+i); continue;
+ default: break;
+ }
case '{': case '}':
case '<': case '>':
case '|': case '"':
}
void DisplayGraph(const sys::Path& Filename);
-
+
template<typename GraphType>
class GraphWriter {
std::ostream &O;
const GraphType &G;
+ bool ShortNames;
typedef DOTGraphTraits<GraphType> DOTTraits;
typedef GraphTraits<GraphType> GTraits;
typedef typename GTraits::nodes_iterator node_iterator;
typedef typename GTraits::ChildIteratorType child_iterator;
public:
- GraphWriter(std::ostream &o, const GraphType &g) : O(o), G(g) {}
+ GraphWriter(std::ostream &o, const GraphType &g, bool SN) :
+ O(o), G(g), ShortNames(SN) {}
void writeHeader(const std::string &Name) {
- if (Name.empty())
- O << "digraph foo {\n"; // Graph name doesn't matter
+ std::string GraphName = DOTTraits::getGraphName(G);
+
+ if (!Name.empty())
+ O << "digraph \"" << DOT::EscapeString(Name) << "\" {\n";
+ else if (!GraphName.empty())
+ O << "digraph \"" << DOT::EscapeString(GraphName) << "\" {\n";
else
- O << "digraph " << Name << " {\n";
+ O << "digraph unnamed {\n";
if (DOTTraits::renderGraphFromBottomUp())
O << "\trankdir=\"BT\";\n";
- std::string GraphName = DOTTraits::getGraphName(G);
- if (!GraphName.empty())
+ if (!Name.empty())
+ O << "\tlabel=\"" << DOT::EscapeString(Name) << "\";\n";
+ else if (!GraphName.empty())
O << "\tlabel=\"" << DOT::EscapeString(GraphName) << "\";\n";
O << DOTTraits::getGraphProperties(G);
O << "\n";
I != E; ++I)
writeNode(*I);
}
-
+
void writeNode(NodeType& Node) {
writeNode(&Node);
}
void writeNode(NodeType *Node) {
std::string NodeAttributes = DOTTraits::getNodeAttributes(Node, G);
- O << "\tNode" << reinterpret_cast<const void*>(Node) << " [shape=record,";
+ O << "\tNode" << static_cast<const void*>(Node) << " [shape=record,";
if (!NodeAttributes.empty()) O << NodeAttributes << ",";
O << "label=\"{";
if (!DOTTraits::renderGraphFromBottomUp()) {
- O << DOT::EscapeString(DOTTraits::getNodeLabel(Node, G));
+ O << DOT::EscapeString(DOTTraits::getNodeLabel(Node, G, ShortNames));
// If we should include the address of the node in the label, do so now.
if (DOTTraits::hasNodeAddressLabel(Node, G))
for (unsigned i = 0; EI != EE && i != 64; ++EI, ++i) {
if (i) O << "|";
- O << "<g" << i << ">" << DOTTraits::getEdgeSourceLabel(Node, EI);
+ O << "<s" << i << ">" << DOTTraits::getEdgeSourceLabel(Node, EI);
}
if (EI != EE)
- O << "|<g64>truncated...";
+ O << "|<s64>truncated...";
O << "}";
if (DOTTraits::renderGraphFromBottomUp()) O << "|";
}
if (DOTTraits::renderGraphFromBottomUp()) {
- O << DOT::EscapeString(DOTTraits::getNodeLabel(Node, G));
+ O << DOT::EscapeString(DOTTraits::getNodeLabel(Node, G, ShortNames));
// If we should include the address of the node in the label, do so now.
if (DOTTraits::hasNodeAddressLabel(Node, G))
O << "|" << (void*)Node;
}
+ if (DOTTraits::hasEdgeDestLabels()) {
+ O << "|{";
+
+ unsigned i = 0, e = DOTTraits::numEdgeDestLabels(Node);
+ for (; i != e && i != 64; ++i) {
+ if (i) O << "|";
+ O << "<d" << i << ">" << DOTTraits::getEdgeDestLabel(Node, i);
+ }
+
+ if (i != e)
+ O << "|<d64>truncated...";
+ O << "}";
+ }
+
O << "}\"];\n"; // Finish printing the "node" line
// Output all of the edges now
child_iterator TargetIt = DOTTraits::getEdgeTarget(Node, EI);
// Figure out which edge this targets...
- unsigned Offset = std::distance(GTraits::child_begin(TargetNode),
- TargetIt);
+ unsigned Offset =
+ (unsigned)std::distance(GTraits::child_begin(TargetNode), TargetIt);
DestPort = static_cast<int>(Offset);
}
- emitEdge(reinterpret_cast<const void*>(Node), edgeidx,
- reinterpret_cast<const void*>(TargetNode), DestPort,
+ emitEdge(static_cast<const void*>(Node), edgeidx,
+ static_cast<const void*>(TargetNode), DestPort,
DOTTraits::getEdgeAttributes(Node, EI));
}
}
O << "\tNode" << SrcNodeID;
if (SrcNodePort >= 0)
- O << ":g" << SrcNodePort;
- O << " -> Node" << reinterpret_cast<const void*>(DestNodeID);
+ O << ":s" << SrcNodePort;
+ O << " -> Node" << DestNodeID;
if (DestNodePort >= 0)
- O << ":g" << DestNodePort;
+ O << ":d" << DestNodePort;
if (!Attrs.empty())
O << "[" << Attrs << "]";
template<typename GraphType>
std::ostream &WriteGraph(std::ostream &O, const GraphType &G,
- const std::string &Name = "") {
+ bool ShortNames = false,
+ const std::string &Name = "",
+ const std::string &Title = "") {
// Start the graph emission process...
- GraphWriter<GraphType> W(O, G);
+ GraphWriter<GraphType> W(O, G, ShortNames);
// Output the header for the graph...
- W.writeHeader(Name);
+ W.writeHeader(Title);
// Emit all of the nodes in the graph...
W.writeNodes();
template<typename GraphType>
sys::Path WriteGraph(const GraphType &G,
- const std::string& Name,
+ const std::string& Name,
+ bool ShortNames = false,
const std::string& Title = "") {
std::string ErrMsg;
sys::Path Filename = sys::Path::GetTemporaryDirectory(&ErrMsg);
}
cerr << "Writing '" << Filename << "'... ";
-
+
std::ofstream O(Filename.c_str());
if (O.good()) {
- // Start the graph emission process...
- GraphWriter<GraphType> W(O, G);
-
- // 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);
-
- // Output the end of the graph
- W.writeFooter();
+ WriteGraph(O, G, ShortNames, Name, Title);
cerr << " done. \n";
O.close();
-
} else {
cerr << "error opening file for writing!\n";
Filename.clear();
}
-
+
return Filename;
}
-
+
/// ViewGraph - Emit a dot graph, run 'dot', run gv on the postscript file,
/// then cleanup. For use from the debugger.
///
template<typename GraphType>
-void ViewGraph(const GraphType& G,
- const std::string& Name,
+void ViewGraph(const GraphType& G,
+ const std::string& Name,
+ bool ShortNames = false,
const std::string& Title = "") {
- sys::Path Filename = WriteGraph(G, Name, Title);
+ sys::Path Filename = WriteGraph(G, Name, ShortNames, Title);
if (Filename.isEmpty()) {
return;
}
-
+
DisplayGraph(Filename);
}
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