37 lines · cpp
1//===- Sections.cpp ---------------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "Sections.h"10#include "InputSection.h"11#include "OutputSegment.h"12 13#include "llvm/ADT/StringSwitch.h"14 15using namespace llvm;16using namespace llvm::MachO;17 18namespace lld::macho::sections {19bool isCodeSection(StringRef name, StringRef segName, uint32_t flags) {20 uint32_t type = sectionType(flags);21 if (type != S_REGULAR && type != S_COALESCED)22 return false;23 24 uint32_t attr = flags & SECTION_ATTRIBUTES_USR;25 if (attr == S_ATTR_PURE_INSTRUCTIONS)26 return true;27 28 if (segName == segment_names::text)29 return StringSwitch<bool>(name)30 .Cases({section_names::textCoalNt, section_names::staticInit}, true)31 .Default(false);32 33 return false;34}35 36} // namespace lld::macho::sections37