[ARM] Add more CPUs to host detection

This returns "cortex-a73" for second-generation Kryo; not precisely
correct, but close enough.

Differential Revision: https://reviews.llvm.org/D37724

llvm-svn: 313200
diff --git a/llvm/lib/Support/Host.cpp b/llvm/lib/Support/Host.cpp
index ad16b02..ab97592 100644
--- a/llvm/lib/Support/Host.cpp
+++ b/llvm/lib/Support/Host.cpp
@@ -208,6 +208,9 @@
             .Case("0x06f", "krait") // APQ8064
             .Case("0x201", "kryo")
             .Case("0x205", "kryo")
+            .Case("0x211", "kryo")
+            .Case("0x800", "cortex-a73")
+            .Case("0x801", "cortex-a73")
             .Default("generic");
 
   return "generic";