36 lines
1.3 KiB
C++
36 lines
1.3 KiB
C++
//===-- DirectXFrameLowering.h - Frame lowering for DirectX --*- C++ ---*--===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This class implements DirectX-specific bits of TargetFrameLowering class.
|
|
// This is just a stub because the current DXIL backend does not actually lower
|
|
// through the MC layer.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_DIRECTX_DIRECTXFRAMELOWERING_H
|
|
#define LLVM_DIRECTX_DIRECTXFRAMELOWERING_H
|
|
|
|
#include "llvm/CodeGen/TargetFrameLowering.h"
|
|
#include "llvm/Support/Alignment.h"
|
|
|
|
namespace llvm {
|
|
class DirectXSubtarget;
|
|
|
|
class DirectXFrameLowering : public TargetFrameLowering {
|
|
public:
|
|
explicit DirectXFrameLowering(const DirectXSubtarget &STI)
|
|
: TargetFrameLowering(TargetFrameLowering::StackGrowsDown, Align(8), 0) {}
|
|
|
|
void emitPrologue(MachineFunction &, MachineBasicBlock &) const override {}
|
|
void emitEpilogue(MachineFunction &, MachineBasicBlock &) const override {}
|
|
|
|
bool hasFP(const MachineFunction &) const override { return false; }
|
|
};
|
|
} // namespace llvm
|
|
#endif // LLVM_DIRECTX_DIRECTXFRAMELOWERING_H
|