LLVM 19.0.0git
MCAsmInfoELF.cpp
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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
16#include "llvm/MC/MCContext.h"
18
19using namespace llvm;
20
21void MCAsmInfoELF::anchor() {}
22
23MCSection *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
32 HasIdentDirective = true;
33 WeakRefDirective = "\t.weak\t";
35 PrivateLabelPrefix = ".L";
36}
StringRef PrivateGlobalPrefix
This prefix is used for globals like constant pool entries that are completely private to the ....
Definition: MCAsmInfo.h:168
const char * WeakRefDirective
This directive, if non-null, is used to declare a global as being a weak undefined symbol.
Definition: MCAsmInfo.h:417
StringRef PrivateLabelPrefix
This prefix is used for labels for basic blocks.
Definition: MCAsmInfo.h:172
bool HasIdentDirective
True if the target has a .ident directive, this is true for ELF targets.
Definition: MCAsmInfo.h:402
Context object for machine code objects.
Definition: MCContext.h:83
MCSectionELF * getELFSection(const Twine &Section, unsigned Type, unsigned Flags)
Definition: MCContext.h:544
const Triple & getTargetTriple() const
Definition: MCContext.h:397
Instances of this class represent a uniqued identifier for a section in the current translation unit.
Definition: MCSection.h:35
bool isOSSolaris() const
Definition: Triple.h:594
@ SHT_PROGBITS
Definition: ELF.h:1067
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18