llvm/lib/Target/WebAssembly/WebAssemblySelectionDAGInfo.h

//=- WebAssemblySelectionDAGInfo.h - WebAssembly SelectionDAG Info -*- C++ -*-//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file defines the WebAssembly subclass for
/// SelectionDAGTargetInfo.
///
//===----------------------------------------------------------------------===//

#ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYSELECTIONDAGINFO_H
#define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYSELECTIONDAGINFO_H

#include "llvm/CodeGen/SelectionDAGTargetInfo.h"

#define GET_SDNODE_ENUM
#include "WebAssemblyGenSDNodeInfo.inc"

namespace llvm {
namespace WebAssemblyISD {

enum NodeType : unsigned {
  CALL = GENERATED_OPCODE_END,
  RET_CALL,
};

} // namespace WebAssemblyISD

class WebAssemblySelectionDAGInfo final : public SelectionDAGGenTargetInfo {
public:
  WebAssemblySelectionDAGInfo();

  ~WebAssemblySelectionDAGInfo() override;

  const char *getTargetNodeName(unsigned Opcode) const override;

  SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, const SDLoc &dl,
                                  SDValue Chain, SDValue Op1, SDValue Op2,
                                  SDValue Op3, Align DstAlign, Align SrcAlign,
                                  bool isVolatile, bool AlwaysInline,
                                  MachinePointerInfo DstPtrInfo,
                                  MachinePointerInfo SrcPtrInfo) const override;
  SDValue
  EmitTargetCodeForMemmove(SelectionDAG &DAG, const SDLoc &dl, SDValue Chain,
                           SDValue Op1, SDValue Op2, SDValue Op3,
                           Align DstAlign, Align SrcAlign, bool isVolatile,
                           MachinePointerInfo DstPtrInfo,
                           MachinePointerInfo SrcPtrInfo) const override;
  SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, const SDLoc &DL,
                                  SDValue Chain, SDValue Op1, SDValue Op2,
                                  SDValue Op3, Align Alignment, bool IsVolatile,
                                  bool AlwaysInline,
                                  MachinePointerInfo DstPtrInfo) const override;
};

} // end namespace llvm

#endif