llvm-6502/lib/Target/Blackfin/BlackfinFrameInfo.h
Anton Korobeynikov 94c5ae0875 Move more PEI-related hooks to TFI
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120229 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-27 23:05:25 +00:00

47 lines
1.3 KiB
C++

//=- BlackfinFrameInfo.h - Define TargetFrameInfo for Blackfin --*- C++ -*--==//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//
//===----------------------------------------------------------------------===//
#ifndef ALPHA_FRAMEINFO_H
#define ALPHA_FRAMEINFO_H
#include "Blackfin.h"
#include "BlackfinSubtarget.h"
#include "llvm/Target/TargetFrameInfo.h"
namespace llvm {
class BlackfinSubtarget;
class BlackfinFrameInfo : public TargetFrameInfo {
protected:
const BlackfinSubtarget &STI;
public:
explicit BlackfinFrameInfo(const BlackfinSubtarget &sti)
: TargetFrameInfo(TargetFrameInfo::StackGrowsDown, 4, 0), STI(sti) {
}
/// emitProlog/emitEpilog - These methods insert prolog and epilog code into
/// the function.
void emitPrologue(MachineFunction &MF) const;
void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
bool hasFP(const MachineFunction &MF) const;
void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
RegScavenger *RS) const;
};
} // End llvm namespace
#endif