Add tables for GCC register names and aliases. This will be used for inline asm

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@44308 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Basic/TargetInfo.cpp b/Basic/TargetInfo.cpp
index a3e0a21..57b01b7 100644
--- a/Basic/TargetInfo.cpp
+++ b/Basic/TargetInfo.cpp
@@ -266,3 +266,10 @@
   return PrimaryTarget->getVAListDeclaration();
 }
 
+/// isValidGCCRegisterName - Returns whether the passed in string
+/// is a valid register name according to GCC. This is used by Sema for
+/// inline asm statements.
+bool TargetInfo::isValidGCCRegisterName(const char *Name) const {
+  // FIXME: Implement this.
+  return false;
+}