//
// Debugging support
//
- void print(raw_ostream &OS, const TargetMachine *TM = 0) const;
+ void print(raw_ostream &OS, const TargetMachine *TM = 0,
+ bool SkipOpers = false) const;
void dump() const;
//===--------------------------------------------------------------------===//
return false;
}
+ template<typename GraphType>
+ static std::string getNodeDescription(const void *, const GraphType &) {
+ return "";
+ }
+
/// If you want to specify custom node attributes, this is the place to do so
///
template<typename GraphType>
namespace DOT { // Private functions...
std::string EscapeString(const std::string &Label);
+
+ /// \brief Get a color string for this node number. Simply round-robin selects
+ /// from a reasonable number of colors.
+ StringRef getColorString(unsigned NodeNumber);
}
namespace GraphProgram {
// If we should include the address of the node in the label, do so now.
if (DTraits.hasNodeAddressLabel(Node, G))
O << "|" << static_cast<const void*>(Node);
+
+ std::string NodeDesc = DTraits.getNodeDescription(Node, G);
+ if (!NodeDesc.empty())
+ O << "|" << DOT::EscapeString(NodeDesc);
}
std::string edgeSourceLabels;
// If we should include the address of the node in the label, do so now.
if (DTraits.hasNodeAddressLabel(Node, G))
O << "|" << static_cast<const void*>(Node);
+
+ std::string NodeDesc = DTraits.getNodeDescription(Node, G);
+ if (!NodeDesc.empty())
+ O << "|" << DOT::EscapeString(NodeDesc);
}
if (DTraits.hasEdgeDestLabels()) {
}
}
-void MachineInstr::print(raw_ostream &OS, const TargetMachine *TM) const {
+void MachineInstr::print(raw_ostream &OS, const TargetMachine *TM,
+ bool SkipOpers) const {
// We can be a bit tidier if we know the TargetMachine and/or MachineFunction.
const MachineFunction *MF = 0;
const MachineRegisterInfo *MRI = 0;
else
OS << "UNKNOWN";
+ if (SkipOpers)
+ return;
+
// Print the rest of the operands.
bool OmittedAnyCallClobbers = false;
bool FirstOp = true;
else if (SU == &ExitSU)
oss << "<exit>";
else
- SU->getInstr()->print(oss);
+ SU->getInstr()->print(oss, &TM, /*SkipOpers=*/true);
return oss.str();
}
return true;
}
+ static bool isNodeHidden(const SUnit *Node) {
+ return (Node->NumPreds > 10 || Node->NumSuccs > 10);
+ }
+
static bool hasNodeAddressLabel(const SUnit *Node,
const ScheduleDAG *Graph) {
return true;
return Str;
}
+/// \brief Get a color string for this node number. Simply round-robin selects
+/// from a reasonable number of colors.
+StringRef llvm::DOT::getColorString(unsigned ColorNumber) {
+ static const int NumColors = 20;
+ static const char* Colors[NumColors] = {
+ "aaaaaa", "aa0000", "00aa00", "aa5500", "0055ff", "aa00aa", "00aaaa",
+ "555555", "ff5555", "55ff55", "ffff55", "5555ff", "ff55ff", "55ffff",
+ "ffaaaa", "aaffaa", "ffffaa", "aaaaff", "ffaaff", "aaffff"};
+ return Colors[ColorNumber % NumColors];
+}
+
// Execute the graph viewer. Return true if successful.
static bool LLVM_ATTRIBUTE_UNUSED
ExecGraphViewer(const sys::Path &ExecPath, std::vector<const char*> &args,