Compute feature bits at time of MCSubtargetInfo initialization.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134606 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/MBlaze/MBlazeSubtarget.cpp b/lib/Target/MBlaze/MBlazeSubtarget.cpp
index 81578ce..8e706cd 100644
--- a/lib/Target/MBlaze/MBlazeSubtarget.cpp
+++ b/lib/Target/MBlaze/MBlazeSubtarget.cpp
@@ -26,7 +26,7 @@
 MBlazeSubtarget::MBlazeSubtarget(const std::string &TT,
                                  const std::string &CPU,
                                  const std::string &FS):
-  MBlazeGenSubtargetInfo(),
+  MBlazeGenSubtargetInfo(TT, CPU, FS),
   HasBarrel(false), HasDiv(false), HasMul(false), HasPatCmp(false),
   HasFPU(false), HasMul64(false), HasSqrt(false)
 {
@@ -34,7 +34,7 @@
   std::string CPUName = CPU;
   if (CPUName.empty())
     CPUName = "mblaze";
-  ParseSubtargetFeatures(FS, CPUName);
+  ParseSubtargetFeatures(CPUName, FS);
 
   // Only use instruction scheduling if the selected CPU has an instruction
   // itinerary (the default CPU is the only one that doesn't).
diff --git a/lib/Target/MBlaze/MBlazeSubtarget.h b/lib/Target/MBlaze/MBlazeSubtarget.h
index 7d70040..43b0197 100644
--- a/lib/Target/MBlaze/MBlazeSubtarget.h
+++ b/lib/Target/MBlaze/MBlazeSubtarget.h
@@ -22,6 +22,7 @@
 #include "MBlazeGenSubtargetInfo.inc"
 
 namespace llvm {
+class StringRef;
 
 class MBlazeSubtarget : public MBlazeGenSubtargetInfo {
 
@@ -46,7 +47,7 @@
 
   /// ParseSubtargetFeatures - Parses features string setting specified
   /// subtarget options.  Definition of function is auto generated by tblgen.
-  void ParseSubtargetFeatures(const std::string &FS, const std::string &CPU);
+  void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
 
   /// Compute the number of maximum number of issues per cycle for the
   /// MBlaze scheduling itineraries.