lib/Target/ARM/ARMTargetObjectFile.cpp

   1 //===-- llvm/Target/ARMTargetObjectFile.cpp - ARM Object Info Impl --------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #include "ARMTargetObjectFile.h"
  11 #include "ARMSubtarget.h"
  12 #include "llvm/MC/MCContext.h"
  13 #include "llvm/MC/MCSectionELF.h"
  14 #include "llvm/Support/Dwarf.h"
  15 #include "llvm/Target/TargetMachine.h"
  16 using namespace llvm;
  17 using namespace dwarf;
  18
  19 //===----------------------------------------------------------------------===//
  20 //                               ELF Target
  21 //===----------------------------------------------------------------------===//
  22
  23 void ARMElfTargetObjectFile::Initialize(MCContext &Ctx,
  24                                         const TargetMachine &TM) {
  25   TargetLoweringObjectFileELF::Initialize(Ctx, TM);
  26
  27   if (TM.getSubtarget<ARMSubtarget>().isAAPCS_ABI()) {
  28     StaticCtorSection =
  29       getContext().getELFSection(".init_array", MCSectionELF::SHT_INIT_ARRAY,
  30                                  MCSectionELF::SHF_WRITE |
  31                                  MCSectionELF::SHF_ALLOC,
  32                                  SectionKind::getDataRel());
  33     StaticDtorSection =
  34       getContext().getELFSection(".fini_array", MCSectionELF::SHT_FINI_ARRAY,
  35                                  MCSectionELF::SHF_WRITE |
  36                                  MCSectionELF::SHF_ALLOC,
  37                                  SectionKind::getDataRel());
  38   }
  39
  40   AttributesSection =
  41     getContext().getELFSection(".ARM.attributes",
  42                                MCSectionELF::SHT_ARM_ATTRIBUTES,
  43                                0,
  44                                SectionKind::getMetadata());
  45 }