Add MCObjectFileInfo and sink the MCSections initialization code from
TargetLoweringObjectFileImpl down to MCObjectFileInfo.

TargetAsmInfo is done to one last method. It's *almost* gone!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135569 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-mc/llvm-mc.cpp b/tools/llvm-mc/llvm-mc.cpp
index e2de055..d930aea 100644
--- a/tools/llvm-mc/llvm-mc.cpp
+++ b/tools/llvm-mc/llvm-mc.cpp
@@ -18,6 +18,8 @@
 #include "llvm/MC/MCCodeEmitter.h"
 #include "llvm/MC/MCInstPrinter.h"
 #include "llvm/MC/MCInstrInfo.h"
+#include "llvm/MC/MCObjectFileInfo.h"
+#include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSectionMachO.h"
 #include "llvm/MC/MCStreamer.h"
 #include "llvm/MC/MCSubtargetInfo.h"
@@ -346,7 +348,12 @@
   }
 
   const TargetAsmInfo *tai = new TargetAsmInfo(*TM);
-  MCContext Ctx(*MAI, *MRI, tai);
+  // FIXME: This is not pretty. MCContext has a ptr to MCObjectFileInfo and
+  // MCObjectFileInfo needs a MCContext reference in order to initialize itself.
+  OwningPtr<MCObjectFileInfo> MOFI(new MCObjectFileInfo());
+  MCContext Ctx(*MAI, *MRI, MOFI.get(), tai);
+  MOFI->InitMCObjectFileInfo(TripleName, RelocModel, Ctx);
+
   if (SaveTempLabels)
     Ctx.setAllowTemporaryLabels(false);