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/CellSPU/SPUSubtarget.cpp b/lib/Target/CellSPU/SPUSubtarget.cpp
index 2481e3b..cb94d28 100644
--- a/lib/Target/CellSPU/SPUSubtarget.cpp
+++ b/lib/Target/CellSPU/SPUSubtarget.cpp
@@ -25,7 +25,7 @@
 
 SPUSubtarget::SPUSubtarget(const std::string &TT, const std::string &CPU,
                            const std::string &FS) :
-  SPUGenSubtargetInfo(),
+  SPUGenSubtargetInfo(TT, CPU, FS),
   StackAlignment(16),
   ProcDirective(SPU::DEFAULT_PROC),
   UseLargeMem(false)
@@ -35,7 +35,7 @@
   std::string default_cpu("v0");
 
   // Parse features string.
-  ParseSubtargetFeatures(FS, default_cpu);
+  ParseSubtargetFeatures(default_cpu, FS);
 
   // Initialize scheduling itinerary for the specified CPU.
   InstrItins = getInstrItineraryForCPU(default_cpu);
diff --git a/lib/Target/CellSPU/SPUSubtarget.h b/lib/Target/CellSPU/SPUSubtarget.h
index 19b97d3..7c4aa14 100644
--- a/lib/Target/CellSPU/SPUSubtarget.h
+++ b/lib/Target/CellSPU/SPUSubtarget.h
@@ -23,6 +23,7 @@
 
 namespace llvm {
   class GlobalValue;
+  class StringRef;
 
   namespace SPU {
     enum {
@@ -57,7 +58,7 @@
     
     /// 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);
 
     /// SetJITMode - This is called to inform the subtarget info that we are
     /// producing code for the JIT.