mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-25 14:30:32 +00:00
c26292d4dc
Summary: If the src, dst and size of a memcpy are known to be 4 byte aligned we can call __memcpy_4() instead of memcpy(). Reviewers: robertlytton Reviewed By: robertlytton CC: llvm-commits Differential Revision: http://llvm-reviews.chandlerc.com/D2871 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202395 91177308-0d34-0410-b5e6-96231b3b80d8
41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
//===-- XCoreSelectionDAGInfo.h - XCore 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 XCore subclass for TargetSelectionDAGInfo.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef XCORESELECTIONDAGINFO_H
|
|
#define XCORESELECTIONDAGINFO_H
|
|
|
|
#include "llvm/Target/TargetSelectionDAGInfo.h"
|
|
|
|
namespace llvm {
|
|
|
|
class XCoreTargetMachine;
|
|
|
|
class XCoreSelectionDAGInfo : public TargetSelectionDAGInfo {
|
|
public:
|
|
explicit XCoreSelectionDAGInfo(const XCoreTargetMachine &TM);
|
|
~XCoreSelectionDAGInfo();
|
|
|
|
virtual SDValue
|
|
EmitTargetCodeForMemcpy(SelectionDAG &DAG, SDLoc dl,
|
|
SDValue Chain,
|
|
SDValue Op1, SDValue Op2,
|
|
SDValue Op3, unsigned Align, bool isVolatile,
|
|
bool AlwaysInline,
|
|
MachinePointerInfo DstPtrInfo,
|
|
MachinePointerInfo SrcPtrInfo) const;
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|