1//===------- SparcTargetObjectFile.cpp - Sparc Object Info Impl -----------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "SparcTargetObjectFile.h"
10#include "MCTargetDesc/SparcMCExpr.h"
11#include "llvm/BinaryFormat/Dwarf.h"
12#include "llvm/CodeGen/MachineModuleInfoImpls.h"
13#include "llvm/CodeGen/TargetLowering.h"
14#include "llvm/Target/TargetMachine.h"
15
16using namespace llvm;
17
18void SparcELFTargetObjectFile::Initialize(MCContext &Ctx,
19 const TargetMachine &TM) {
20 TargetLoweringObjectFileELF::Initialize(Ctx, TM);
21}
22
23const MCExpr *SparcELFTargetObjectFile::getTTypeGlobalReference(
24 const GlobalValue *GV, unsigned Encoding, const TargetMachine &TM,
25 MachineModuleInfo *MMI, MCStreamer &Streamer) const {
26
27 if (Encoding & dwarf::DW_EH_PE_pcrel) {
28 MachineModuleInfoELF &ELFMMI = MMI->getObjFileInfo<MachineModuleInfoELF>();
29
30 MCSymbol *SSym = getSymbolWithGlobalValueBase(GV, Suffix: ".DW.stub", TM);
31
32 // Add information about the stub reference to ELFMMI so that the stub
33 // gets emitted by the asmprinter.
34 MachineModuleInfoImpl::StubValueTy &StubSym = ELFMMI.getGVStubEntry(Sym: SSym);
35 if (!StubSym.getPointer()) {
36 MCSymbol *Sym = TM.getSymbol(GV);
37 StubSym = MachineModuleInfoImpl::StubValueTy(Sym, !GV->hasLocalLinkage());
38 }
39
40 MCContext &Ctx = getContext();
41 return SparcMCExpr::create(Kind: SparcMCExpr::VK_Sparc_R_DISP32,
42 Expr: MCSymbolRefExpr::create(Symbol: SSym, Ctx), Ctx);
43 }
44
45 return TargetLoweringObjectFileELF::getTTypeGlobalReference(GV, Encoding, TM,
46 MMI, Streamer);
47}
48