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 } 37