llvm-6502/lib/Target/X86/X86SelectionDAGInfo.h
Dan Gohman ff7a562751 Implement a bunch more TargetSelectionDAGInfo infrastructure.
Move EmitTargetCodeForMemcpy, EmitTargetCodeForMemset, and
EmitTargetCodeForMemmove out of TargetLowering and into
SelectionDAGInfo to exercise this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103481 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-11 17:31:57 +00:00

60 lines
2.0 KiB
C++

//===-- X86SelectionDAGInfo.h - X86 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 X86 subclass for TargetSelectionDAGInfo.
//
//===----------------------------------------------------------------------===//
#ifndef X86SELECTIONDAGINFO_H
#define X86SELECTIONDAGINFO_H
#include "llvm/Target/TargetSelectionDAGInfo.h"
namespace llvm {
class X86TargetLowering;
class X86TargetMachine;
class X86Subtarget;
class X86SelectionDAGInfo : public TargetSelectionDAGInfo {
/// Subtarget - Keep a pointer to the X86Subtarget around so that we can
/// make the right decision when generating code for different targets.
const X86Subtarget *Subtarget;
const X86TargetLowering &TLI;
public:
explicit X86SelectionDAGInfo(const X86TargetMachine &TM);
~X86SelectionDAGInfo();
virtual
SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, DebugLoc dl,
SDValue Chain,
SDValue Dst, SDValue Src,
SDValue Size, unsigned Align,
bool isVolatile,
const Value *DstSV,
uint64_t DstSVOff) const;
virtual
SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
SDValue Chain,
SDValue Dst, SDValue Src,
SDValue Size, unsigned Align,
bool isVolatile, bool AlwaysInline,
const Value *DstSV,
uint64_t DstSVOff,
const Value *SrcSV,
uint64_t SrcSVOff) const;
};
}
#endif