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Imported Upstream version 5.18.0.205

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Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927
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Xamarin Public Jenkins (auto-signing)
2018-11-16 08:20:38 +00:00
parent 5cd5df71cc
commit 8e12397d70
28486 changed files with 3867013 additions and 66 deletions
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40
external/llvm/lib/Target/BPF/BPFFrameLowering.cpp vendored Normal file
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//===-- BPFFrameLowering.cpp - BPF Frame Information ----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the BPF implementation of TargetFrameLowering class.
//
//===----------------------------------------------------------------------===//
#include "BPFFrameLowering.h"
#include "BPFInstrInfo.h"
#include "BPFSubtarget.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
using namespace llvm;
bool BPFFrameLowering::hasFP(const MachineFunction &MF) const { return true; }
void BPFFrameLowering::emitPrologue(MachineFunction &MF,
MachineBasicBlock &MBB) const {}
void BPFFrameLowering::emitEpilogue(MachineFunction &MF,
MachineBasicBlock &MBB) const {}
void BPFFrameLowering::determineCalleeSaves(MachineFunction &MF,
BitVector &SavedRegs,
RegScavenger *RS) const {
TargetFrameLowering::determineCalleeSaves(MF, SavedRegs, RS);
SavedRegs.reset(BPF::R6);
SavedRegs.reset(BPF::R7);
SavedRegs.reset(BPF::R8);
SavedRegs.reset(BPF::R9);
}