give alpha its readonly section. This optimizes alpha, and prevents a

testsuite regression with a coming patch.

llvm-svn: 77832

llvm/lib/Target/Alpha/AlphaISelLowering.cpp

@@ -40,6 +40,8 @@ public:
                                      SectionKind::get(SectionKind::Text));
     DataSection = getOrCreateSection("_data", true, 
                                      SectionKind::get(SectionKind::DataRel));
+    ReadOnlySection = getOrCreateSection("_rodata", true, 
+                                     SectionKind::get(SectionKind::ReadOnly));
   }
 };
 }