lib/Target/Sparc/SparcTargetAsmInfo.cpp

   1 //===-- SparcTargetAsmInfo.cpp - Sparc asm properties -----------*- C++ -*-===//
   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 // This file contains the declarations of the SparcTargetAsmInfo properties.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "SparcTargetAsmInfo.h"
  15
  16 using namespace llvm;
  17
  18 SparcELFTargetAsmInfo::SparcELFTargetAsmInfo(const TargetMachine &TM):
  19   ELFTargetAsmInfo(TM) {
  20   Data16bitsDirective = "\t.half\t";
  21   Data32bitsDirective = "\t.word\t";
  22   Data64bitsDirective = 0;  // .xword is only supported by V9.
  23   ZeroDirective = "\t.skip\t";
  24   CommentString = "!";
  25   ConstantPoolSection = "\t.section \".rodata\",#alloc\n";
  26   COMMDirectiveTakesAlignment = true;
  27   CStringSection=".rodata.str";
  28
  29   // Sparc normally uses named section for BSS.
  30   BSSSection_  = getNamedSection("\t.bss",
  31                                  SectionFlags::Writeable | SectionFlags::BSS,
  32                                  /* Override */ true);
  33 }
  34
  35 std::string SparcELFTargetAsmInfo::printSectionFlags(unsigned flags) const {
  36   if (flags & SectionFlags::Mergeable)
  37     return ELFTargetAsmInfo::printSectionFlags(flags);
  38
  39   std::string Flags;
  40   if (!(flags & SectionFlags::Debug))
  41     Flags += ",#alloc";
  42   if (flags & SectionFlags::Code)
  43     Flags += ",#execinstr";
  44   if (flags & SectionFlags::Writeable)
  45     Flags += ",#write";
  46   if (flags & SectionFlags::TLS)
  47     Flags += ",#tls";
  48
  49   return Flags;
  50 }