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1//===-- RISCVTargetObjectFile.h - RISC-V Object Info ------------*- C++ -*-===//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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_LIB_TARGET_RISCV_RISCVTARGETOBJECTFILE_H10#define LLVM_LIB_TARGET_RISCV_RISCVTARGETOBJECTFILE_H11 12#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"13 14namespace llvm {15 16/// This implementation is used for RISC-V ELF targets.17class RISCVELFTargetObjectFile : public TargetLoweringObjectFileELF {18 MCSection *SmallDataSection;19 MCSection *SmallRODataSection;20 MCSection *SmallROData4Section;21 MCSection *SmallROData8Section;22 MCSection *SmallROData16Section;23 MCSection *SmallROData32Section;24 MCSection *SmallBSSSection;25 unsigned SSThreshold = 0;26 27public:28 unsigned getTextSectionAlignment() const override;29 30 void Initialize(MCContext &Ctx, const TargetMachine &TM) override;31 32 /// Return true if this global address should be placed into small data/bss33 /// section.34 bool isGlobalInSmallSection(const GlobalObject *GO,35 const TargetMachine &TM) const;36 37 MCSection *SelectSectionForGlobal(const GlobalObject *GO, SectionKind Kind,38 const TargetMachine &TM) const override;39 40 /// Return true if this constant should be placed into small data section.41 bool isConstantInSmallSection(const DataLayout &DL, const Constant *CN) const;42 43 MCSection *getSectionForConstant(const DataLayout &DL, SectionKind Kind,44 const Constant *C,45 Align &Alignment) const override;46 47 void getModuleMetadata(Module &M) override;48 49 bool isInSmallSection(uint64_t Size) const;50 51 const MCExpr *getIndirectSymViaGOTPCRel(const GlobalValue *GV,52 const MCSymbol *Sym,53 const MCValue &MV, int64_t Offset,54 MachineModuleInfo *MMI,55 MCStreamer &Streamer) const override;56};57 58} // end namespace llvm59 60#endif61