X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FCodeGen%2FScheduleDAGPrinter.cpp;h=f59c6cfd828462cb7cf7c1f9cc359fcae19320ce;hb=3bfc4d8e13edd83534b733f0f1de5b1d5f6bf828;hp=b5d030c1b8108c0b589ae328a81ddc1f2cfa51d5;hpb=343f0c046702831a4a6aec951b6a297a23241a55;p=oota-llvm.git

diff --git a/lib/CodeGen/ScheduleDAGPrinter.cpp b/lib/CodeGen/ScheduleDAGPrinter.cpp
index b5d030c1b81..f59c6cfd828 100644
--- a/lib/CodeGen/ScheduleDAGPrinter.cpp
+++ b/lib/CodeGen/ScheduleDAGPrinter.cpp
@@ -11,55 +11,58 @@
 //
 //===----------------------------------------------------------------------===//
 
-#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/TargetMachine.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.
-    template<typename EdgeIter>
-    static std::string getEdgeAttributes(const void *Node, EdgeIter EI) {
-      if (EI.isSpecialDep())
+    static std::string getEdgeAttributes(const SUnit *Node,
+                                         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";
@@ -80,14 +83,17 @@ std::string DOTGraphTraits<ScheduleDAG*>::getNodeLabel(const SUnit *SU,
 /// 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());
+}