blob: 3c1eece16841dd9517105760c7816248f698457d [file] [log] [blame]
//===- DefinedAtom.cpp ------------------------------------------*- C++ -*-===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#include "llvm/Support/ErrorHandling.h"
#include "lld/Core/DefinedAtom.h"
#include "lld/Core/File.h"
namespace lld {
DefinedAtom::ContentPermissions DefinedAtom::permissions() const {
// By default base permissions on content type.
return permissions(this->contentType());
// Utility function for deriving permissions from content type
DefinedAtom::ContentPermissions DefinedAtom::permissions(ContentType type) {
switch (type) {
case typeCode:
case typeResolver:
case typeBranchIsland:
case typeBranchShim:
case typeStub:
case typeStubHelper:
case typeMachHeader:
return permR_X;
case typeConstant:
case typeCString:
case typeUTF16String:
case typeCFI:
case typeLSDA:
case typeLiteral4:
case typeLiteral8:
case typeLiteral16:
case typeDTraceDOF:
case typeCompactUnwindInfo:
case typeProcessedUnwindInfo:
case typeObjCImageInfo:
case typeObjCMethodList:
return permR__;
case typeData:
case typeDataFast:
case typeZeroFill:
case typeZeroFillFast:
case typeObjC1Class:
case typeLazyPointer:
case typeLazyDylibPointer:
case typeNonLazyPointer:
case typeThunkTLV:
return permRW_;
case typeGOT:
case typeConstData:
case typeCFString:
case typeInitializerPtr:
case typeTerminatorPtr:
case typeCStringPtr:
case typeObjCClassPtr:
case typeObjC2CategoryList:
case typeInterposingTuples:
case typeTLVInitialData:
case typeTLVInitialZeroFill:
case typeTLVInitializerPtr:
return permRW_L;
case typeUnknown:
case typeTempLTO:
case typeSectCreate:
case typeDSOHandle:
return permUnknown;
llvm_unreachable("unknown content type");
} // namespace