lib/Target/XCore/XCoreTargetObjectFile.cpp

   1 //===-- XCoreTargetObjectFile.cpp - XCore object files --------------------===//
   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 "XCoreTargetObjectFile.h"
  11 #include "XCoreSubtarget.h"
  12 #include "llvm/Target/TargetMachine.h"
  13 using namespace llvm;
  14
  15
  16 void XCoreTargetObjectFile::Initialize(MCContext &Ctx, const TargetMachine &TM){
  17   TargetLoweringObjectFileELF::Initialize(Ctx, TM);
  18
  19   TextSection = getOrCreateSection("\t.text", true,
  20                                    SectionKind::getText());
  21   DataSection = getOrCreateSection("\t.dp.data", false,
  22                                    SectionKind::getDataRel());
  23   BSSSection = getOrCreateSection("\t.dp.bss", false,
  24                                   SectionKind::getBSS());
  25
  26   // TLS globals are lowered in the backend to arrays indexed by the current
  27   // thread id. After lowering they require no special handling by the linker
  28   // and can be placed in the standard data / bss sections.
  29   TLSDataSection = DataSection;
  30   TLSBSSSection = BSSSection;
  31
  32   if (TM.getSubtarget<XCoreSubtarget>().isXS1A())
  33     // FIXME: Why is this writable ("datarel")???
  34     ReadOnlySection = getOrCreateSection("\t.dp.rodata", false,
  35                                         SectionKind::getDataRel());
  36   else
  37     ReadOnlySection = getOrCreateSection("\t.cp.rodata", false,
  38                                        SectionKind::getReadOnly());
  39 }