lib/Target/Lanai/LanaiTargetObjectFile.h

   1 //===-- LanaiTargetObjectFile.h - Lanai Object Info -----------------------===//
   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 #ifndef LLVM_LIB_TARGET_LANAI_LANAITARGETOBJECTFILE_H
  10 #define LLVM_LIB_TARGET_LANAI_LANAITARGETOBJECTFILE_H
  11
  12 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
  13
  14 namespace llvm {
  15 class LanaiTargetMachine;
  16 class LanaiTargetObjectFile : public TargetLoweringObjectFileELF {
  17   MCSection *SmallDataSection;
  18   MCSection *SmallBSSSection;
  19
  20   bool isGlobalInSmallSection(const GlobalObject *GO, const TargetMachine &TM,
  21                               SectionKind Kind) const;
  22   bool isGlobalInSmallSectionImpl(const GlobalObject *GO,
  23                                   const TargetMachine &TM) const;
  24
  25 public:
  26   void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
  27
  28   /// Return true if this global address should be placed into small data/bss
  29   /// section.
  30   bool isGlobalInSmallSection(const GlobalObject *GO,
  31                               const TargetMachine &TM) const;
  32
  33   MCSection *SelectSectionForGlobal(const GlobalObject *GO, SectionKind Kind,
  34                                     const TargetMachine &TM) const override;
  35
  36   /// Return true if this constant should be placed into small data section.
  37   bool isConstantInSmallSection(const DataLayout &DL, const Constant *CN) const;
  38
  39   MCSection *getSectionForConstant(const DataLayout &DL, SectionKind Kind,
  40                                    const Constant *C,
  41                                    unsigned &Align) const override;
  42 };
  43 } // end namespace llvm
  44
  45 #endif // LLVM_LIB_TARGET_LANAI_LANAITARGETOBJECTFILE_H