Add X86 MMX type to bitcode and Type.
(The Ada bindings probably need it too, but all the
obvious places to change say "do not edit this file".)

llvm-svn: 113618
diff --git a/llvm/lib/Target/CBackend/CBackend.cpp b/llvm/lib/Target/CBackend/CBackend.cpp
index 270fff6..4ee4b11 100644
--- a/llvm/lib/Target/CBackend/CBackend.cpp
+++ b/llvm/lib/Target/CBackend/CBackend.cpp
@@ -514,7 +514,11 @@
   case Type::X86_FP80TyID:
   case Type::PPC_FP128TyID:
   case Type::FP128TyID:  return Out << "long double " << NameSoFar;
-      
+
+  case Type::X86_MMXTyID:
+    return printSimpleType(Out, Type::getInt32Ty(Ty->getContext()), isSigned,
+                     " __attribute__((vector_size(64))) " + NameSoFar);
+
   case Type::VectorTyID: {
     const VectorType *VTy = cast<VectorType>(Ty);
     return printSimpleType(Out, VTy->getElementType(), isSigned,