[PATCH] add typeDataQuicker

[Michael Spencer]

  Looks fine with these changes.


================
Comment at: include/lld/Core/DefinedAtom.h:126
@@ -125,2 +125,3 @@
     typeData,               // read-write data
+    typeDataQuicker,        // allow data to be quickly accessed
     typeZeroFill,           // zero-fill data
----------------
typeDataFast

================
Comment at: lib/ReaderWriter/ELF/Atoms.h:252-255
@@ +251,6 @@
+         _symbol->st_shndx < llvm::ELF::SHN_HIPROC)) {
+      const ELFTargetInfo &eti = (_owningFile.getTargetInfo());
+      TargetHandler<ELFT> &TargetHandler = eti.getTargetHandler<ELFT>();
+      TargetAtomHandler<ELFT> &elfAtomHandler =
+          TargetHandler.targetAtomHandler();
+      if (elfAtomHandler.getType(_symbol) == llvm::ELF::STT_COMMON)
----------------
This should be cached.

================
Comment at: lib/ReaderWriter/ELF/DefaultLayout.h:300-301
@@ -298,5 +299,4 @@
     return llvm::StringSwitch<Reference::Kind>(name)
-      .StartsWith(".init_array", ORDER_INIT_ARRAY)
-      .Default(ORDER_DATA);
-  
+        .StartsWith(".init_array", ORDER_INIT_ARRAY).Default(ORDER_DATA);
+
   case DefinedAtom::typeZeroFill:
----------------
StringSwitch should have one per line.


http://llvm-reviews.chandlerc.com/D446