1//===-- X86SelectionDAGInfo.h - X86 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 X86 subclass for TargetSelectionDAGInfo.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef X86SELECTIONDAGINFO_H
15#define X86SELECTIONDAGINFO_H
16
17#include "llvm/Target/TargetSelectionDAGInfo.h"
18
19namespace llvm {
20
21class X86TargetLowering;
22class X86TargetMachine;
23class X86Subtarget;
24
25class X86SelectionDAGInfo : public TargetSelectionDAGInfo {
26  /// Subtarget - Keep a pointer to the X86Subtarget around so that we can
27  /// make the right decision when generating code for different targets.
28  const X86Subtarget *Subtarget;
29
30  const X86TargetLowering &TLI;
31
32public:
33  explicit X86SelectionDAGInfo(const X86TargetMachine &TM);
34  ~X86SelectionDAGInfo();
35
36  virtual
37  SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, DebugLoc dl,
38                                  SDValue Chain,
39                                  SDValue Dst, SDValue Src,
40                                  SDValue Size, unsigned Align,
41                                  bool isVolatile,
42                                  MachinePointerInfo DstPtrInfo) const;
43
44  virtual
45  SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
46                                  SDValue Chain,
47                                  SDValue Dst, SDValue Src,
48                                  SDValue Size, unsigned Align,
49                                  bool isVolatile, bool AlwaysInline,
50                                  MachinePointerInfo DstPtrInfo,
51                                  MachinePointerInfo SrcPtrInfo) const;
52};
53
54}
55
56#endif
57