Put all LLVM code into the llvm namespace, as per bug 109.

llvm-svn: 9903
diff --git a/llvm/lib/Target/Sparc/SparcRegInfo.cpp b/llvm/lib/Target/Sparc/SparcRegInfo.cpp
index 84dc92e..5edbbe0 100644
--- a/llvm/lib/Target/Sparc/SparcRegInfo.cpp
+++ b/llvm/lib/Target/Sparc/SparcRegInfo.cpp
@@ -27,6 +27,8 @@
 #include "llvm/Function.h"
 #include "llvm/DerivedTypes.h"
 
+namespace llvm {
+
 enum {
   BadRegClass = ~0
 };
@@ -967,3 +969,5 @@
     std::cerr << "+" << getUnifiedRegName(uRegName+1);
   std::cerr << "]\n";
 }
+
+} // End llvm namespace