//
//===----------------------------------------------------------------------===//
-#include "llvm/Constants.h"
-#include "llvm/Function.h"
-#include "llvm/Assembly/Writer.h"
#include "llvm/CodeGen/ScheduleDAG.h"
+#include "llvm/ADT/DenseSet.h"
+#include "llvm/ADT/StringExtras.h"
#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
-#include "llvm/CodeGen/PseudoSourceValue.h"
-#include "llvm/Target/TargetRegisterInfo.h"
-#include "llvm/Target/TargetMachine.h"
+#include "llvm/IR/Constants.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/GraphWriter.h"
#include "llvm/Support/raw_ostream.h"
-#include "llvm/ADT/DenseSet.h"
-#include "llvm/ADT/StringExtras.h"
-#include "llvm/Config/config.h"
+#include "llvm/Target/TargetRegisterInfo.h"
#include <fstream>
using namespace llvm;
namespace llvm {
template<>
struct DOTGraphTraits<ScheduleDAG*> : public DefaultDOTGraphTraits {
+
+ DOTGraphTraits (bool isSimple=false) : DefaultDOTGraphTraits(isSimple) {}
+
static std::string getGraphName(const ScheduleDAG *G) {
- return G->MF.getFunction()->getName();
+ return G->MF.getName();
}
static bool renderGraphFromBottomUp() {
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;
}
-
+
/// If you want to override the dot attributes printed for a particular
/// edge, override this method.
static std::string getEdgeAttributes(const SUnit *Node,
- SUnitIterator EI) {
+ SUnitIterator EI,
+ const ScheduleDAG *Graph) {
if (EI.isArtificialDep())
return "color=cyan,style=dashed";
if (EI.isCtrlDep())
return "color=blue,style=dashed";
return "";
}
-
- static std::string getNodeLabel(const SUnit *Node,
- const ScheduleDAG *Graph);
+
+ std::string getNodeLabel(const SUnit *Node, const ScheduleDAG *Graph);
static std::string getNodeAttributes(const SUnit *N,
const ScheduleDAG *Graph) {
return "shape=Mrecord";
/// viewGraph - Pop up a ghostview window with the reachable parts of the DAG
/// rendered using 'dot'.
///
-void ScheduleDAG::viewGraph() {
-// This code is only for debugging!
+void ScheduleDAG::viewGraph(const Twine &Name, const Twine &Title) {
+ // This code is only for debugging!
#ifndef NDEBUG
- ViewGraph(this, "dag." + MF.getFunction()->getName(),
- "Scheduling-Units Graph for " + MF.getFunction()->getName() + ':' +
- BB->getBasicBlock()->getName());
+ ViewGraph(this, Name, false, Title);
#else
- cerr << "ScheduleDAG::viewGraph is only available in debug builds on "
- << "systems with Graphviz or gv!\n";
+ errs() << "ScheduleDAG::viewGraph is only available in debug builds on "
+ << "systems with Graphviz or gv!\n";
#endif // NDEBUG
}
+
+/// Out-of-line implementation with no arguments is handy for gdb.
+void ScheduleDAG::viewGraph() {
+ viewGraph(getDAGName(), "Scheduling-Units Graph for " + getDAGName());
+}