AMDGPU: Add core backend files for R600/SI codegen v6

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160270 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/AMDGPU/SIMachineFunctionInfo.cpp

@@ -0,0 +1,18 @@
+//===-- SIMachineFunctionInfo.cpp - SI Machine Function Info -------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+
+#include "SIMachineFunctionInfo.h"
+
+using namespace llvm;
+
+SIMachineFunctionInfo::SIMachineFunctionInfo(const MachineFunction &MF)
+  : MachineFunctionInfo(),
+    spi_ps_input_addr(0)
+  { }