| //===----------------------- AMDILFrameLowering.cpp -----------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //==-----------------------------------------------------------------------===// |
| // |
| // Interface to describe a layout of a stack frame on a AMDIL target machine |
| // |
| //===----------------------------------------------------------------------===// |
| #include "AMDILFrameLowering.h" |
| #include "llvm/CodeGen/MachineFrameInfo.h" |
| |
| using namespace llvm; |
| AMDGPUFrameLowering::AMDGPUFrameLowering(StackDirection D, unsigned StackAl, |
| int LAO, unsigned TransAl) |
| : TargetFrameLowering(D, StackAl, LAO, TransAl) |
| { |
| } |
| |
| AMDGPUFrameLowering::~AMDGPUFrameLowering() |
| { |
| } |
| |
| /// getFrameIndexOffset - Returns the displacement from the frame register to |
| /// the stack frame of the specified index. |
| int AMDGPUFrameLowering::getFrameIndexOffset(const MachineFunction &MF, |
| int FI) const { |
| const MachineFrameInfo *MFI = MF.getFrameInfo(); |
| return MFI->getObjectOffset(FI); |
| } |
| |
| const TargetFrameLowering::SpillSlot * |
| AMDGPUFrameLowering::getCalleeSavedSpillSlots(unsigned &NumEntries) const |
| { |
| NumEntries = 0; |
| return 0; |
| } |
| void |
| AMDGPUFrameLowering::emitPrologue(MachineFunction &MF) const |
| { |
| } |
| void |
| AMDGPUFrameLowering::emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const |
| { |
| } |
| bool |
| AMDGPUFrameLowering::hasFP(const MachineFunction &MF) const |
| { |
| return false; |
| } |
