1 files changed, 62 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeon/SIMachineFunctionInfo.cpp b/src/gallium/drivers/radeon/SIMachineFunctionInfo.cpp
new file mode 100644
index 00000000000..a69353af9a6
--- /dev/null
+++ b/src/gallium/drivers/radeon/SIMachineFunctionInfo.cpp
@@ -0,0 +1,62 @@
+//===-- SIMachineFunctionInfo.cpp - TODO: Add brief description -------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// TODO: Add full description
+//
+//===----------------------------------------------------------------------===//
+
+
+#include "SIMachineFunctionInfo.h"
+#include "AMDGPU.h"
+#include "llvm/CodeGen/MachineFunctionPass.h"
+
+using namespace llvm;
+
+
+SIMachineFunctionInfo::SIMachineFunctionInfo()
+  : AMDILMachineFunctionInfo(),
+    spi_ps_input_addr(0)
+  { }
+
+SIMachineFunctionInfo::SIMachineFunctionInfo(MachineFunction &MF)
+  : AMDILMachineFunctionInfo(MF),
+    spi_ps_input_addr(0)
+  { }
+
+
+namespace {
+  class SIInitMachineFunctionInfoPass : public MachineFunctionPass {
+
+  private:
+    static char ID;
+    TargetMachine &TM;
+
+  public:
+    SIInitMachineFunctionInfoPass(TargetMachine &tm) :
+      MachineFunctionPass(ID), TM(tm) { }
+    virtual bool runOnMachineFunction(MachineFunction &MF);
+  };
+} // End anonymous namespace
+
+char SIInitMachineFunctionInfoPass::ID = 0;
+
+FunctionPass *llvm::createSIInitMachineFunctionInfoPass(TargetMachine &tm) {
+  return new SIInitMachineFunctionInfoPass(tm);
+}
+
+/* A MachineFunction's MachineFunctionInfo is initialized in the first call to
+ * getInfo().  We need to intialize it as an SIMachineFunctionInfo object
+ * before any of the AMDIL passes otherwise it will be an
+ * AMDILMachineFunctionInfo object and we won't be able to use it.
+ */
+bool SIInitMachineFunctionInfoPass::runOnMachineFunction(MachineFunction &MF)
+{
+  SIMachineFunctionInfo * MFI = MF.getInfo<SIMachineFunctionInfo>();
+  return false;
+}