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/Support/ELF.h"
  16 #include "llvm/Target/TargetMachine.h"
  17 using namespace llvm;
  18 using namespace dwarf;
  19
  20 //===----------------------------------------------------------------------===//
  21 //                               ELF Target
  22 //===----------------------------------------------------------------------===//
  23
  24 void ARMElfTargetObjectFile::Initialize(MCContext &Ctx,
  25                                         const TargetMachine &TM) {
  26   TargetLoweringObjectFileELF::Initialize(Ctx, TM);
  27
  28   if (TM.getSubtarget<ARMSubtarget>().isAAPCS_ABI()) {
  29     StaticCtorSection =
  30       getContext().getELFSection(".init_array", ELF::SHT_INIT_ARRAY,
  31                                  ELF::SHF_WRITE |
  32                                  ELF::SHF_ALLOC,
  33                                  SectionKind::getDataRel());
  34     StaticDtorSection =
  35       getContext().getELFSection(".fini_array", ELF::SHT_FINI_ARRAY,
  36                                  ELF::SHF_WRITE |
  37                                  ELF::SHF_ALLOC,
  38                                  SectionKind::getDataRel());
  39     LSDASection = NULL;
  40   }
  41
  42   AttributesSection =
  43     getContext().getELFSection(".ARM.attributes",
  44                                ELF::SHT_ARM_ATTRIBUTES,
  45                                0,
  46                                SectionKind::getMetadata());
  47 }