Move assembler out of runtime into compiler/utils.

Other directory layout bits of clean up. There is still work to separate quick
and portable in some files (e.g. argument visitor, proxy..).

Change-Id: If8fecffda8ba5c4c47a035f0c622c538c6b58351
diff --git a/compiler/llvm/runtime_support_llvm_func.h b/compiler/llvm/runtime_support_llvm_func.h
index 2634c68..a5ad852 100644
--- a/compiler/llvm/runtime_support_llvm_func.h
+++ b/compiler/llvm/runtime_support_llvm_func.h
@@ -17,16 +17,15 @@
 #ifndef ART_COMPILER_LLVM_RUNTIME_SUPPORT_LLVM_FUNC_H_
 #define ART_COMPILER_LLVM_RUNTIME_SUPPORT_LLVM_FUNC_H_
 
+#include "runtime_support_llvm_func_list.h"
+
 namespace art {
 namespace llvm {
 namespace runtime_support {
 
   enum RuntimeId {
 #define DEFINE_RUNTIME_SUPPORT_FUNC_ID(ID, NAME) ID,
-#include "runtime_support_llvm_func_list.h"
     RUNTIME_SUPPORT_FUNC_LIST(DEFINE_RUNTIME_SUPPORT_FUNC_ID)
-#undef RUNTIME_SUPPORT_FUNC_LIST
-#undef DEFINE_RUNTIME_SUPPORT_FUNC_ID
 
     MAX_ID
   };