llvm/lib/MC/MCAsmInfoELF.cpp

   1 //===- MCAsmInfoELF.cpp - ELF asm properties ------------------------------===//
   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 // This file defines target asm properties related what form asm statements
  10 // should take in general on ELF-based targets
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "llvm/MC/MCAsmInfoELF.h"
  15 #include "llvm/BinaryFormat/ELF.h"
  16 #include "llvm/MC/MCContext.h"
  17 #include "llvm/MC/MCSectionELF.h"
  18
  19 using namespace llvm;
  20
  21 void MCAsmInfoELF::anchor() {}
  22
  23 MCSection *MCAsmInfoELF::getNonexecutableStackSection(MCContext &Ctx) const {
  24   // Solaris doesn't know/doesn't care about .note.GNU-stack sections, so
  25   // don't emit them.
  26   if (Ctx.getTargetTriple().isOSSolaris())
  27     return nullptr;
  28   return Ctx.getELFSection(".note.GNU-stack", ELF::SHT_PROGBITS, 0);
  29 }
  30
  31 MCAsmInfoELF::MCAsmInfoELF() {
  32   HasIdentDirective = true;
  33   WeakRefDirective = "\t.weak\t";
  34   PrivateGlobalPrefix = ".L";
  35   PrivateLabelPrefix = ".L";
  36 }