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llvm-mirror/lib/Target/BPF/BPFFrameLowering.h
David Blaikie 10180bb2a1 Move TargetFrameLowering.h to CodeGen where it's implemented
This header already includes a CodeGen header and is implemented in
lib/CodeGen, so move the header there to match.

This fixes a link error with modular codegeneration builds - where a
header and its implementation are circularly dependent and so need to be
in the same library, not split between two like this.

llvm-svn: 317379
2017-11-03 22:32:11 +00:00

42 lines
1.4 KiB
C++

//===-- BPFFrameLowering.h - Define frame lowering for BPF -----*- C++ -*--===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This class implements BPF-specific bits of TargetFrameLowering class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_BPF_BPFFRAMELOWERING_H
#define LLVM_LIB_TARGET_BPF_BPFFRAMELOWERING_H
#include "llvm/CodeGen/TargetFrameLowering.h"
namespace llvm {
class BPFSubtarget;
class BPFFrameLowering : public TargetFrameLowering {
public:
explicit BPFFrameLowering(const BPFSubtarget &sti)
: TargetFrameLowering(TargetFrameLowering::StackGrowsDown, 8, 0) {}
void emitPrologue(MachineFunction &MF, MachineBasicBlock &MBB) const override;
void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const override;
bool hasFP(const MachineFunction &MF) const override;
void determineCalleeSaves(MachineFunction &MF, BitVector &SavedRegs,
RegScavenger *RS) const override;
MachineBasicBlock::iterator
eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI) const override {
return MBB.erase(MI);
}
};
}
#endif