Give IA64 a TargetSubtarget subclass, so that it can

implement getSubtargetImpl.

llvm-svn: 62369

3 files changed, 49 insertions, 0 deletions

diff --git a/llvm/lib/Target/IA64/IA64Subtarget.cpp b/llvm/lib/Target/IA64/IA64Subtarget.cpp
new file mode 100644
index 00000000000..4eca50bdd22
--- /dev/null
+++ b/llvm/lib/Target/IA64/IA64Subtarget.cpp
@@ -0,0 +1,18 @@
+//===-- IA64Subtarget.cpp - IA64 Subtarget Information ----------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the IA64 specific subclass of TargetSubtarget.
+//
+//===----------------------------------------------------------------------===//
+
+#define DEBUG_TYPE "subtarget"
+#include "IA64Subtarget.h"
+using namespace llvm;
+
+IA64Subtarget::IA64Subtarget() {}
diff --git a/llvm/lib/Target/IA64/IA64Subtarget.h b/llvm/lib/Target/IA64/IA64Subtarget.h
new file mode 100644
index 00000000000..0387af55119
--- /dev/null
+++ b/llvm/lib/Target/IA64/IA64Subtarget.h
@@ -0,0 +1,28 @@
+//====---- IA64Subtarget.h - Define Subtarget for the IA64 -----*- C++ -*--===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the IA64 specific subclass of TargetSubtarget.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef IA64SUBTARGET_H
+#define IA64SUBTARGET_H
+
+#include "llvm/Target/TargetSubtarget.h"
+
+namespace llvm {
+
+class IA64Subtarget : public TargetSubtarget {
+public:
+  IA64Subtarget();
+};
+
+} // End llvm namespace
+
+#endif
diff --git a/llvm/lib/Target/IA64/IA64TargetMachine.h b/llvm/lib/Target/IA64/IA64TargetMachine.h
index 18467a4e665..27fbcf7b3ec 100644
--- a/llvm/lib/Target/IA64/IA64TargetMachine.h
+++ b/llvm/lib/Target/IA64/IA64TargetMachine.h
@@ -19,10 +19,12 @@
 #include "llvm/Target/TargetFrameInfo.h"
 #include "IA64InstrInfo.h"
 #include "IA64ISelLowering.h"
+#include "IA64Subtarget.h"
 
 namespace llvm {
 
 class IA64TargetMachine : public LLVMTargetMachine {
+  IA64Subtarget    Subtarget;
   const TargetData DataLayout;       // Calculates type size & alignment
   IA64InstrInfo      InstrInfo;
   TargetFrameInfo    FrameInfo;
@@ -37,6 +39,7 @@ public:
 
   virtual const IA64InstrInfo      *getInstrInfo() const { return &InstrInfo; }
   virtual const TargetFrameInfo    *getFrameInfo() const { return &FrameInfo; }
+  virtual const IA64Subtarget  *getSubtargetImpl() const { return &Subtarget; }
   virtual       IA64TargetLowering *getTargetLowering() const { 
     return const_cast<IA64TargetLowering*>(&TLInfo);
   }