llvm-6502/lib/Target/ARM64/ARM64SelectionDAGInfo.h
Tim Northover 7b837d8c75 ARM64: initial backend import
This adds a second implementation of the AArch64 architecture to LLVM,
accessible in parallel via the "arm64" triple. The plan over the
coming weeks & months is to merge the two into a single backend,
during which time thorough code review should naturally occur.

Everything will be easier with the target in-tree though, hence this
commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205090 91177308-0d34-0410-b5e6-96231b3b80d8
2014-03-29 10:18:08 +00:00

39 lines
1.3 KiB
C++

//===-- ARM64SelectionDAGInfo.h - ARM64 SelectionDAG Info -------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the ARM64 subclass for TargetSelectionDAGInfo.
//
//===----------------------------------------------------------------------===//
#ifndef ARM64SELECTIONDAGINFO_H
#define ARM64SELECTIONDAGINFO_H
#include "llvm/Target/TargetSelectionDAGInfo.h"
namespace llvm {
class ARM64SelectionDAGInfo : public TargetSelectionDAGInfo {
/// Subtarget - Keep a pointer to the ARMSubtarget around so that we can
/// make the right decision when generating code for different targets.
const ARM64Subtarget *Subtarget;
public:
explicit ARM64SelectionDAGInfo(const TargetMachine &TM);
~ARM64SelectionDAGInfo();
virtual SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, SDLoc dl,
SDValue Chain, SDValue Dst,
SDValue Src, SDValue Size,
unsigned Align, bool isVolatile,
MachinePointerInfo DstPtrInfo) const;
};
}
#endif