--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/Target/PowerPC/PPCTargetTransformInfo.h	Wed Feb 18 14:55:36 2015 +0900
@@ -0,0 +1,103 @@
+//===-- PPCTargetTransformInfo.h - PPC specific TTI -------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+/// \file
+/// This file a TargetTransformInfo::Concept conforming object specific to the
+/// PPC target machine. It uses the target's detailed information to
+/// provide more precise answers to certain TTI queries, while letting the
+/// target independent and default TTI implementations handle the rest.
+///
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_POWERPC_PPCTARGETTRANSFORMINFO_H
+#define LLVM_LIB_TARGET_POWERPC_PPCTARGETTRANSFORMINFO_H
+
+#include "PPC.h"
+#include "PPCTargetMachine.h"
+#include "llvm/Analysis/TargetTransformInfo.h"
+#include "llvm/CodeGen/BasicTTIImpl.h"
+#include "llvm/Target/TargetLowering.h"
+
+namespace llvm {
+
+class PPCTTIImpl : public BasicTTIImplBase<PPCTTIImpl> {
+  typedef BasicTTIImplBase<PPCTTIImpl> BaseT;
+  typedef TargetTransformInfo TTI;
+  friend BaseT;
+
+  const PPCSubtarget *ST;
+  const PPCTargetLowering *TLI;
+
+  const PPCSubtarget *getST() const { return ST; }
+  const PPCTargetLowering *getTLI() const { return TLI; }
+
+public:
+  explicit PPCTTIImpl(const PPCTargetMachine *TM, Function &F)
+      : BaseT(TM), ST(TM->getSubtargetImpl(F)), TLI(ST->getTargetLowering()) {}
+
+  // Provide value semantics. MSVC requires that we spell all of these out.
+  PPCTTIImpl(const PPCTTIImpl &Arg)
+      : BaseT(static_cast<const BaseT &>(Arg)), ST(Arg.ST), TLI(Arg.TLI) {}
+  PPCTTIImpl(PPCTTIImpl &&Arg)
+      : BaseT(std::move(static_cast<BaseT &>(Arg))), ST(std::move(Arg.ST)),
+        TLI(std::move(Arg.TLI)) {}
+  PPCTTIImpl &operator=(const PPCTTIImpl &RHS) {
+    BaseT::operator=(static_cast<const BaseT &>(RHS));
+    ST = RHS.ST;
+    TLI = RHS.TLI;
+    return *this;
+  }
+  PPCTTIImpl &operator=(PPCTTIImpl &&RHS) {
+    BaseT::operator=(std::move(static_cast<BaseT &>(RHS)));
+    ST = std::move(RHS.ST);
+    TLI = std::move(RHS.TLI);
+    return *this;
+  }
+
+  /// \name Scalar TTI Implementations
+  /// @{
+
+  using BaseT::getIntImmCost;
+  unsigned getIntImmCost(const APInt &Imm, Type *Ty);
+
+  unsigned getIntImmCost(unsigned Opcode, unsigned Idx, const APInt &Imm,
+                         Type *Ty);
+  unsigned getIntImmCost(Intrinsic::ID IID, unsigned Idx, const APInt &Imm,
+                         Type *Ty);
+
+  TTI::PopcntSupportKind getPopcntSupport(unsigned TyWidth);
+  void getUnrollingPreferences(Loop *L, TTI::UnrollingPreferences &UP);
+
+  /// @}
+
+  /// \name Vector TTI Implementations
+  /// @{
+
+  unsigned getNumberOfRegisters(bool Vector);
+  unsigned getRegisterBitWidth(bool Vector);
+  unsigned getMaxInterleaveFactor();
+  unsigned getArithmeticInstrCost(
+      unsigned Opcode, Type *Ty,
+      TTI::OperandValueKind Opd1Info = TTI::OK_AnyValue,
+      TTI::OperandValueKind Opd2Info = TTI::OK_AnyValue,
+      TTI::OperandValueProperties Opd1PropInfo = TTI::OP_None,
+      TTI::OperandValueProperties Opd2PropInfo = TTI::OP_None);
+  unsigned getShuffleCost(TTI::ShuffleKind Kind, Type *Tp, int Index,
+                          Type *SubTp);
+  unsigned getCastInstrCost(unsigned Opcode, Type *Dst, Type *Src);
+  unsigned getCmpSelInstrCost(unsigned Opcode, Type *ValTy, Type *CondTy);
+  unsigned getVectorInstrCost(unsigned Opcode, Type *Val, unsigned Index);
+  unsigned getMemoryOpCost(unsigned Opcode, Type *Src, unsigned Alignment,
+                           unsigned AddressSpace);
+
+  /// @}
+};
+
+} // end namespace llvm
+
+#endif