Add R600 backend

A new backend supporting AMD GPUs: Radeon HD2XXX - HD7XXX

llvm-svn: 169915

1 files changed, 31 insertions, 0 deletions

diff --git a/llvm/lib/Target/R600/AMDGPUMCInstLower.h b/llvm/lib/Target/R600/AMDGPUMCInstLower.h
new file mode 100644
index 00000000000..d7bf827ff24
--- /dev/null
+++ b/llvm/lib/Target/R600/AMDGPUMCInstLower.h
@@ -0,0 +1,31 @@
+//===- AMDGPUMCInstLower.h MachineInstr Lowering Interface ------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+/// \file
+//===----------------------------------------------------------------------===//
+
+#ifndef AMDGPU_MCINSTLOWER_H
+#define AMDGPU_MCINSTLOWER_H
+
+namespace llvm {
+
+class MCInst;
+class MachineInstr;
+
+class AMDGPUMCInstLower {
+
+public:
+  AMDGPUMCInstLower();
+
+  /// \brief Lower a MachineInstr to an MCInst
+  void lower(const MachineInstr *MI, MCInst &OutMI) const;
+
+};
+
+} // End namespace llvm
+
+#endif //AMDGPU_MCINSTLOWER_H