| //===-- RISCVTargetObjectFile.h - RISCV Object Info -*- 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_RISCV_RISCVTARGETOBJECTFILE_H |
| #define LLVM_LIB_TARGET_RISCV_RISCVTARGETOBJECTFILE_H |
| |
| #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h" |
| |
| namespace llvm { |
| |
| /// This implementation is used for RISCV ELF targets. |
| class RISCVELFTargetObjectFile : public TargetLoweringObjectFileELF { |
| MCSection *SmallDataSection; |
| MCSection *SmallBSSSection; |
| unsigned SSThreshold = 8; |
| |
| public: |
| void Initialize(MCContext &Ctx, const TargetMachine &TM) override; |
| |
| /// Return true if this global address should be placed into small data/bss |
| /// section. |
| bool isGlobalInSmallSection(const GlobalObject *GO, |
| const TargetMachine &TM) const; |
| |
| MCSection *SelectSectionForGlobal(const GlobalObject *GO, SectionKind Kind, |
| const TargetMachine &TM) const override; |
| |
| /// Return true if this constant should be placed into small data section. |
| bool isConstantInSmallSection(const DataLayout &DL, const Constant *CN) const; |
| |
| MCSection *getSectionForConstant(const DataLayout &DL, SectionKind Kind, |
| const Constant *C, |
| Align &Alignment) const override; |
| |
| void getModuleMetadata(Module &M) override; |
| |
| bool isInSmallSection(uint64_t Size) const; |
| }; |
| |
| } // end namespace llvm |
| |
| #endif |