Config.h
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//===- Config.h -------------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLD_MACHO_CONFIG_H
#define LLD_MACHO_CONFIG_H
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/BinaryFormat/MachO.h"
#include "llvm/Support/VersionTuple.h"
#include "llvm/TextAPI/MachO/Architecture.h"
#include "llvm/TextAPI/MachO/Platform.h"
#include <vector>
namespace lld {
namespace macho {
class Symbol;
struct SymbolPriorityEntry;
struct PlatformInfo {
llvm::MachO::PlatformKind kind;
llvm::VersionTuple minimum;
llvm::VersionTuple sdk;
};
struct Configuration {
Symbol *entry;
bool hasReexports = false;
bool allLoad = false;
bool forceLoadObjC = false;
bool staticLink = false;
bool isPic = false;
bool headerPadMaxInstallNames = false;
bool searchDylibsFirst = false;
uint32_t headerPad;
llvm::StringRef installName;
llvm::StringRef outputFile;
llvm::MachO::Architecture arch;
PlatformInfo platform;
llvm::MachO::HeaderFileType outputType;
std::vector<llvm::StringRef> systemLibraryRoots;
std::vector<llvm::StringRef> librarySearchPaths;
std::vector<llvm::StringRef> frameworkSearchPaths;
std::vector<llvm::StringRef> runtimePaths;
llvm::DenseMap<llvm::StringRef, SymbolPriorityEntry> priorities;
};
// The symbol with the highest priority should be ordered first in the output
// section (modulo input section contiguity constraints). Using priority
// (highest first) instead of order (lowest first) has the convenient property
// that the default-constructed zero priority -- for symbols/sections without a
// user-defined order -- naturally ends up putting them at the end of the
// output.
struct SymbolPriorityEntry {
// The priority given to a matching symbol, regardless of which object file
// it originated from.
size_t anyObjectFile = 0;
// The priority given to a matching symbol from a particular object file.
llvm::DenseMap<llvm::StringRef, size_t> objectFiles;
};
extern Configuration *config;
} // namespace macho
} // namespace lld
#endif