lib/Target/SystemZ/SystemZSelectionDAGInfo.h

   1 //===-- SystemZSelectionDAGInfo.h - SystemZ SelectionDAG Info ---*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file defines the SystemZ subclass for SelectionDAGTargetInfo.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSELECTIONDAGINFO_H
  14 #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZSELECTIONDAGINFO_H
  15
  16 #include "llvm/CodeGen/SelectionDAGTargetInfo.h"
  17
  18 namespace llvm {
  19
  20 class SystemZTargetMachine;
  21
  22 class SystemZSelectionDAGInfo : public SelectionDAGTargetInfo {
  23 public:
  24   explicit SystemZSelectionDAGInfo() = default;
  25
  26   SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, const SDLoc &DL,
  27                                   SDValue Chain, SDValue Dst, SDValue Src,
  28                                   SDValue Size, unsigned Align, bool IsVolatile,
  29                                   bool AlwaysInline,
  30                                   MachinePointerInfo DstPtrInfo,
  31                                   MachinePointerInfo SrcPtrInfo) const override;
  32
  33   SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, const SDLoc &DL,
  34                                   SDValue Chain, SDValue Dst, SDValue Byte,
  35                                   SDValue Size, unsigned Align, bool IsVolatile,
  36                                   MachinePointerInfo DstPtrInfo) const override;
  37
  38   std::pair<SDValue, SDValue>
  39   EmitTargetCodeForMemcmp(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
  40                           SDValue Src1, SDValue Src2, SDValue Size,
  41                           MachinePointerInfo Op1PtrInfo,
  42                           MachinePointerInfo Op2PtrInfo) const override;
  43
  44   std::pair<SDValue, SDValue>
  45   EmitTargetCodeForMemchr(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
  46                           SDValue Src, SDValue Char, SDValue Length,
  47                           MachinePointerInfo SrcPtrInfo) const override;
  48
  49   std::pair<SDValue, SDValue> EmitTargetCodeForStrcpy(
  50       SelectionDAG &DAG, const SDLoc &DL, SDValue Chain, SDValue Dest,
  51       SDValue Src, MachinePointerInfo DestPtrInfo,
  52       MachinePointerInfo SrcPtrInfo, bool isStpcpy) const override;
  53
  54   std::pair<SDValue, SDValue>
  55   EmitTargetCodeForStrcmp(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
  56                           SDValue Src1, SDValue Src2,
  57                           MachinePointerInfo Op1PtrInfo,
  58                           MachinePointerInfo Op2PtrInfo) const override;
  59
  60   std::pair<SDValue, SDValue>
  61   EmitTargetCodeForStrlen(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
  62                           SDValue Src,
  63                           MachinePointerInfo SrcPtrInfo) const override;
  64
  65   std::pair<SDValue, SDValue>
  66   EmitTargetCodeForStrnlen(SelectionDAG &DAG, const SDLoc &DL, SDValue Chain,
  67                            SDValue Src, SDValue MaxLength,
  68                            MachinePointerInfo SrcPtrInfo) const override;
  69 };
  70
  71 } // end namespace llvm
  72
  73 #endif