The BLX instruction is encoded differently than the BL, because why not? In
[oota-llvm.git] / lib / Target / ARM / ARMSelectionDAGInfo.h
1 //===-- ARMSelectionDAGInfo.h - ARM 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 ARM subclass for TargetSelectionDAGInfo.
11 //
12 //===----------------------------------------------------------------------===//
13
14 #ifndef ARMSELECTIONDAGINFO_H
15 #define ARMSELECTIONDAGINFO_H
16
17 #include "llvm/Target/TargetSelectionDAGInfo.h"
18
19 namespace llvm {
20
21 class ARMSelectionDAGInfo : public TargetSelectionDAGInfo {
22   /// Subtarget - Keep a pointer to the ARMSubtarget around so that we can
23   /// make the right decision when generating code for different targets.
24   const ARMSubtarget *Subtarget;
25
26 public:
27   explicit ARMSelectionDAGInfo(const TargetMachine &TM);
28   ~ARMSelectionDAGInfo();
29
30   virtual
31   SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
32                                   SDValue Chain,
33                                   SDValue Dst, SDValue Src,
34                                   SDValue Size, unsigned Align,
35                                   bool isVolatile, bool AlwaysInline,
36                                   MachinePointerInfo DstPtrInfo,
37                                   MachinePointerInfo SrcPtrInfo) const;
38 };
39
40 }
41
42 #endif