1//===-- X86SelectionDAGInfo.h - X86 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 X86 subclass for SelectionDAGTargetInfo.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_LIB_TARGET_X86_X86SELECTIONDAGINFO_H
14#define LLVM_LIB_TARGET_X86_X86SELECTIONDAGINFO_H
15
16#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
17
18namespace llvm {
19
20class X86SelectionDAGInfo : public SelectionDAGTargetInfo {
21 /// Returns true if it is possible for the base register to conflict with the
22 /// given set of clobbers for a memory intrinsic.
23 bool isBaseRegConflictPossible(SelectionDAG &DAG,
24 ArrayRef<MCPhysReg> ClobberSet) const;
25
26public:
27 explicit X86SelectionDAGInfo() = default;
28
29 SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, const SDLoc &dl,
30 SDValue Chain, SDValue Dst, SDValue Src,
31 SDValue Size, Align Alignment,
32 bool isVolatile, bool AlwaysInline,
33 MachinePointerInfo DstPtrInfo) const override;
34
35 SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, const SDLoc &dl,
36 SDValue Chain, SDValue Dst, SDValue Src,
37 SDValue Size, Align Alignment,
38 bool isVolatile, bool AlwaysInline,
39 MachinePointerInfo DstPtrInfo,
40 MachinePointerInfo SrcPtrInfo) const override;
41};
42
43}
44
45#endif
46