__arm64__ and __aarch64__ #ifdef adjustments

Change by Paul Osmialowski

See http://reviews.llvm.org/D4379 for details.

llvm-svn: 212583
diff --git a/lldb/tools/debugserver/source/DNB.cpp b/lldb/tools/debugserver/source/DNB.cpp
index 4114aac..abd1661 100644
--- a/lldb/tools/debugserver/source/DNB.cpp
+++ b/lldb/tools/debugserver/source/DNB.cpp
@@ -2309,7 +2309,7 @@
 #if defined (__i386__) || defined (__x86_64__)
     DNBArchImplI386::Initialize();
     DNBArchImplX86_64::Initialize();
-#elif defined (__arm__) || defined (__arm64__)
+#elif defined (__arm__) || defined (__arm64__) || defined (__aarch64__)
     DNBArchMachARM::Initialize();
     DNBArchMachARM64::Initialize();
 #endif
@@ -2329,7 +2329,7 @@
             return DNBArchProtocol::SetArchitecture (CPU_TYPE_I386);
         else if ((strcasecmp (arch, "x86_64") == 0) || (strcasecmp (arch, "x86_64h") == 0))
             return DNBArchProtocol::SetArchitecture (CPU_TYPE_X86_64);
-        else if (strstr (arch, "arm64") == arch || strstr (arch, "armv8") == arch)
+        else if (strstr (arch, "arm64") == arch || strstr (arch, "armv8") == arch || strstr (arch, "aarch64") == arch)
             return DNBArchProtocol::SetArchitecture (CPU_TYPE_ARM64);
         else if (strstr (arch, "arm") == arch)
             return DNBArchProtocol::SetArchitecture (CPU_TYPE_ARM);