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//===- Config.h -----------------------------------------------------------===//
//
// The LLVM Linker
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLD_COFF_CONFIG_H
#define LLD_COFF_CONFIG_H
#include "llvm/ADT/StringRef.h"
#include "llvm/Object/COFF.h"
#include <cstdint>
#include <map>
#include <set>
#include <string>
namespace lld {
namespace coff {
using llvm::COFF::IMAGE_FILE_MACHINE_AMD64;
using llvm::COFF::IMAGE_FILE_MACHINE_UNKNOWN;
using llvm::COFF::WindowsSubsystem;
using llvm::StringRef;
class Undefined;
// Represents an /export option.
struct Export {
StringRef Name;
StringRef ExtName;
Undefined *Sym = nullptr;
uint16_t Ordinal = 0;
bool Noname = false;
bool Data = false;
bool Private = false;
bool operator==(const Export &E) {
return (Name == E.Name && ExtName == E.ExtName &&
Ordinal == E.Ordinal && Noname == E.Noname &&
Data == E.Data && Private == E.Private);
}
};
// Global configuration.
struct Configuration {
enum ManifestKind { SideBySide, Embed, No };
bool is64() { return MachineType == IMAGE_FILE_MACHINE_AMD64; }
llvm::COFF::MachineTypes MachineType = IMAGE_FILE_MACHINE_UNKNOWN;
bool Verbose = false;
WindowsSubsystem Subsystem = llvm::COFF::IMAGE_SUBSYSTEM_UNKNOWN;
Undefined *Entry = nullptr;
bool NoEntry = false;
std::string OutputFile;
bool DoGC = true;
bool Relocatable = true;
bool Force = false;
bool Debug = false;
// Symbols in this set are considered as live by the garbage collector.
std::set<Undefined *> GCRoot;
std::set<StringRef> NoDefaultLibs;
bool NoDefaultLibAll = false;
// True if we are creating a DLL.
bool DLL = false;
StringRef Implib;
std::vector<Export> Exports;
std::set<std::string> DelayLoads;
// Used for /opt:icf
bool ICF = false;
// Used for /merge:from=to (e.g. /merge:.rdata=.text)
std::map<StringRef, StringRef> Merge;
// Options for manifest files.
ManifestKind Manifest = SideBySide;
int ManifestID = 1;
StringRef ManifestDependency;
bool ManifestUAC = true;
StringRef ManifestLevel = "'asInvoker'";
StringRef ManifestUIAccess = "'false'";
StringRef ManifestFile;
// Used for /failifmismatch.
std::map<StringRef, StringRef> MustMatch;
// Used for /alternatename.
std::map<StringRef, StringRef> AlternateNames;
uint64_t ImageBase = 0x140000000U;
uint64_t StackReserve = 1024 * 1024;
uint64_t StackCommit = 4096;
uint64_t HeapReserve = 1024 * 1024;
uint64_t HeapCommit = 4096;
uint32_t MajorImageVersion = 0;
uint32_t MinorImageVersion = 0;
uint32_t MajorOSVersion = 6;
uint32_t MinorOSVersion = 0;
bool DynamicBase = true;
bool HighEntropyVA = true;
bool AllowBind = true;
bool NxCompat = true;
bool AllowIsolation = true;
bool TerminalServerAware = true;
};
extern Configuration *Config;
} // namespace coff
} // namespace lld
#endif
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