lib/Target/SystemZ/SystemZSelectionDAGInfo.h

   1 //===-- SystemZSelectionDAGInfo.h - SystemZ SelectionDAG Info ---*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file defines the SystemZ subclass for TargetSelectionDAGInfo.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef SYSTEMZSELECTIONDAGINFO_H
  15 #define SYSTEMZSELECTIONDAGINFO_H
  16
  17 #include "llvm/Target/TargetSelectionDAGInfo.h"
  18
  19 namespace llvm {
  20
  21 class SystemZTargetMachine;
  22
  23 class SystemZSelectionDAGInfo : public TargetSelectionDAGInfo {
  24 public:
  25   explicit SystemZSelectionDAGInfo(const SystemZTargetMachine &TM);
  26   ~SystemZSelectionDAGInfo();
  27
  28   SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, SDLoc DL, SDValue Chain,
  29                                   SDValue Dst, SDValue Src,
  30                                   SDValue Size, unsigned Align,
  31                                   bool IsVolatile, bool AlwaysInline,
  32                                   MachinePointerInfo DstPtrInfo,
  33                                   MachinePointerInfo SrcPtrInfo) const override;
  34
  35   SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, SDLoc DL,
  36                                   SDValue Chain, SDValue Dst, SDValue Byte,
  37                                   SDValue Size, unsigned Align, bool IsVolatile,
  38                                   MachinePointerInfo DstPtrInfo) const override;
  39
  40   std::pair<SDValue, SDValue>
  41   EmitTargetCodeForMemcmp(SelectionDAG &DAG, SDLoc DL, SDValue Chain,
  42                           SDValue Src1, SDValue Src2, SDValue Size,
  43                           MachinePointerInfo Op1PtrInfo,
  44                           MachinePointerInfo Op2PtrInfo) const override;
  45
  46   std::pair<SDValue, SDValue>
  47   EmitTargetCodeForMemchr(SelectionDAG &DAG, SDLoc DL, SDValue Chain,
  48                           SDValue Src, SDValue Char, SDValue Length,
  49                           MachinePointerInfo SrcPtrInfo) const override;
  50
  51   std::pair<SDValue, SDValue>
  52   EmitTargetCodeForStrcpy(SelectionDAG &DAG, SDLoc DL, SDValue Chain,
  53                           SDValue Dest, SDValue Src,
  54                           MachinePointerInfo DestPtrInfo,
  55                           MachinePointerInfo SrcPtrInfo,
  56                           bool isStpcpy) const override;
  57
  58   std::pair<SDValue, SDValue>
  59   EmitTargetCodeForStrcmp(SelectionDAG &DAG, SDLoc DL, SDValue Chain,
  60                           SDValue Src1, SDValue Src2,
  61                           MachinePointerInfo Op1PtrInfo,
  62                           MachinePointerInfo Op2PtrInfo) const override;
  63
  64   std::pair<SDValue, SDValue>
  65   EmitTargetCodeForStrlen(SelectionDAG &DAG, SDLoc DL, SDValue Chain,
  66                           SDValue Src,
  67                           MachinePointerInfo SrcPtrInfo) const override;
  68
  69   std::pair<SDValue, SDValue>
  70   EmitTargetCodeForStrnlen(SelectionDAG &DAG, SDLoc DL, SDValue Chain,
  71                            SDValue Src, SDValue MaxLength,
  72                            MachinePointerInfo SrcPtrInfo) const override;
  73 };
  74
  75 } // end namespace llvm
  76
  77 #endif