[turbofan] split register allocator into little pieces

src/compiler/graph-visualizer.cc

Index: src/compiler/graph-visualizer.cc
diff --git a/src/compiler/graph-visualizer.cc b/src/compiler/graph-visualizer.cc
index 0d041ec560f43de13f1a25b75d9835ddafd32a1c..173db9ca8677ef50490a7d54c908d8ad5023b997 100644
--- a/src/compiler/graph-visualizer.cc
+++ b/src/compiler/graph-visualizer.cc
@@ -407,7 +407,7 @@ class GraphC1Visualizer {
   void PrintSchedule(const char* phase, const Schedule* schedule,
                      const SourcePositionTable* positions,
                      const InstructionSequence* instructions);
-  void PrintAllocator(const char* phase, const RegisterAllocator* allocator);
+  void PrintLiveRanges(const char* phase, const RegisterAllocationData* data);
   Zone* zone() const { return zone_; }
 
  private:
@@ -693,20 +693,20 @@ void GraphC1Visualizer::PrintSchedule(const char* phase,
 }
 
 
-void GraphC1Visualizer::PrintAllocator(const char* phase,
-                                       const RegisterAllocator* allocator) {
+void GraphC1Visualizer::PrintLiveRanges(const char* phase,
+                                        const RegisterAllocationData* data) {
   Tag tag(this, "intervals");
   PrintStringProperty("name", phase);
 
-  for (auto range : allocator->fixed_double_live_ranges()) {
+  for (auto range : data->fixed_double_live_ranges()) {
     PrintLiveRange(range, "fixed");
   }
 
-  for (auto range : allocator->fixed_live_ranges()) {
+  for (auto range : data->fixed_live_ranges()) {
     PrintLiveRange(range, "fixed");
   }
 
-  for (auto range : allocator->live_ranges()) {
+  for (auto range : data->live_ranges()) {
     PrintLiveRange(range, "object");
   }
 }
@@ -791,9 +791,10 @@ std::ostream& operator<<(std::ostream& os, const AsC1V& ac) {
 }
 
 
-std::ostream& operator<<(std::ostream& os, const AsC1VAllocator& ac) {
+std::ostream& operator<<(std::ostream& os,
+                         const AsC1VRegisterAllocationData& ac) {
   Zone tmp_zone;
-  GraphC1Visualizer(os, &tmp_zone).PrintAllocator(ac.phase_, ac.allocator_);
+  GraphC1Visualizer(os, &tmp_zone).PrintLiveRanges(ac.phase_, ac.data_);
   return os;
 }