[llvm-mca] Renamed BackendStatistics to RetireControlUnitStatistics.

Also, removed flag -verbose in favor of flag -retire-stats.

llvm-svn: 329794
diff --git a/llvm/tools/llvm-mca/llvm-mca.cpp b/llvm/tools/llvm-mca/llvm-mca.cpp
index 7b50196..3cb6292 100644
--- a/llvm/tools/llvm-mca/llvm-mca.cpp
+++ b/llvm/tools/llvm-mca/llvm-mca.cpp
@@ -22,13 +22,13 @@
 //===----------------------------------------------------------------------===//
 
 #include "BackendPrinter.h"
-#include "BackendStatistics.h"
 #include "CodeRegion.h"
 #include "DispatchStatistics.h"
 #include "InstructionInfoView.h"
 #include "InstructionTables.h"
 #include "RegisterFileStatistics.h"
 #include "ResourcePressureView.h"
+#include "RetireControlUnitStatistics.h"
 #include "SchedulerStatistics.h"
 #include "SummaryView.h"
 #include "TimelineView.h"
@@ -101,11 +101,16 @@
                        cl::init(false));
 
 static cl::opt<bool>
-    PrintiSchedulerStats("scheduler-stats",
+    PrintSchedulerStats("scheduler-stats",
                          cl::desc("Print scheduler statistics"),
                          cl::init(false));
 
 static cl::opt<bool>
+    PrintRetireStats("retire-stats",
+                      cl::desc("Print retire control unit statistics"),
+                      cl::init(false));
+
+static cl::opt<bool>
     PrintResourcePressureView("resource-pressure",
                               cl::desc("Print the resource pressure view"),
                               cl::init(true));
@@ -438,11 +443,11 @@
     if (PrintDispatchStats)
       Printer.addView(llvm::make_unique<mca::DispatchStatistics>(*STI));
 
-    if (PrintiSchedulerStats)
+    if (PrintSchedulerStats)
       Printer.addView(llvm::make_unique<mca::SchedulerStatistics>(*STI));
 
-    if (PrintModeVerbose)
-      Printer.addView(llvm::make_unique<mca::BackendStatistics>(*STI));
+    if (PrintRetireStats)
+      Printer.addView(llvm::make_unique<mca::RetireControlUnitStatistics>());
 
     if (PrintRegisterFileStats)
       Printer.addView(llvm::make_unique<mca::RegisterFileStatistics>(*STI));