Add R600 backend

A new backend supporting AMD GPUs: Radeon HD2XXX - HD7XXX

llvm-svn: 169915

1 files changed, 39 insertions, 0 deletions

diff --git a/llvm/lib/Target/R600/R600MachineFunctionInfo.h b/llvm/lib/Target/R600/R600MachineFunctionInfo.h
new file mode 100644
index 00000000000..e97fb5be62e
--- /dev/null
+++ b/llvm/lib/Target/R600/R600MachineFunctionInfo.h
@@ -0,0 +1,39 @@
+//===-- R600MachineFunctionInfo.h - R600 Machine Function Info ----*- C++ -*-=//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+/// \file
+//===----------------------------------------------------------------------===//
+
+#ifndef R600MACHINEFUNCTIONINFO_H
+#define R600MACHINEFUNCTIONINFO_H
+
+#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/CodeGen/SelectionDAG.h"
+#include <vector>
+
+namespace llvm {
+
+class R600MachineFunctionInfo : public MachineFunctionInfo {
+
+public:
+  R600MachineFunctionInfo(const MachineFunction &MF);
+  std::vector<unsigned> ReservedRegs;
+  SDNode *Outputs[16];
+  SDNode *StreamOutputs[64][4];
+  bool HasLinearInterpolation;
+  bool HasPerspectiveInterpolation;
+
+  unsigned GetIJLinearIndex() const;
+  unsigned GetIJPerspectiveIndex() const;
+
+};
+
+} // End llvm namespace
+
+#endif //R600MACHINEFUNCTIONINFO_H