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//
// 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 LLVM_TOOLS_LLVM_OBJDUMP_LLVM_OBJDUMP_H
#define LLVM_TOOLS_LLVM_OBJDUMP_LLVM_OBJDUMP_H
#include "llvm/DebugInfo/DIContext.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/DataTypes.h"
#include "llvm/Object/Archive.h"
namespace llvm {
class StringRef;
namespace object {
class COFFObjectFile;
class COFFImportFile;
class ELFObjectFileBase;
class ELFSectionRef;
class MachOObjectFile;
class MachOUniversalBinary;
class RelocationRef;
}
extern cl::opt<bool> Demangle;
typedef std::function<bool(llvm::object::SectionRef const &)> FilterPredicate;
class SectionFilterIterator {
public:
SectionFilterIterator(FilterPredicate P,
llvm::object::section_iterator const &I,
llvm::object::section_iterator const &E)
: Predicate(std::move(P)), Iterator(I), End(E) {
ScanPredicate();
}
const llvm::object::SectionRef &operator*() const { return *Iterator; }
SectionFilterIterator &operator++() {
++Iterator;
ScanPredicate();
return *this;
}
bool operator!=(SectionFilterIterator const &Other) const {
return Iterator != Other.Iterator;
}
private:
void ScanPredicate() {
while (Iterator != End && !Predicate(*Iterator)) {
++Iterator;
}
}
FilterPredicate Predicate;
llvm::object::section_iterator Iterator;
llvm::object::section_iterator End;
};
class SectionFilter {
public:
SectionFilter(FilterPredicate P, llvm::object::ObjectFile const &O)
: Predicate(std::move(P)), Object(O) {}
SectionFilterIterator begin() {
return SectionFilterIterator(Predicate, Object.section_begin(),
Object.section_end());
}
SectionFilterIterator end() {
return SectionFilterIterator(Predicate, Object.section_end(),
Object.section_end());
}
private:
FilterPredicate Predicate;
llvm::object::ObjectFile const &Object;
};
// Various helper functions.
SectionFilter ToolSectionFilter(llvm::object::ObjectFile const &O);
Error getELFRelocationValueString(const object::ELFObjectFileBase *Obj,
const object::RelocationRef &Rel,
llvm::SmallVectorImpl<char> &Result);
Error getCOFFRelocationValueString(const object::COFFObjectFile *Obj,
const object::RelocationRef &Rel,
llvm::SmallVectorImpl<char> &Result);
Error getWasmRelocationValueString(const object::WasmObjectFile *Obj,
const object::RelocationRef &RelRef,
llvm::SmallVectorImpl<char> &Result);
Error getMachORelocationValueString(const object::MachOObjectFile *Obj,
const object::RelocationRef &RelRef,
llvm::SmallVectorImpl<char> &Result);
uint64_t getELFSectionLMA(const object::ELFSectionRef& Sec);
void error(std::error_code ec);
void error(Error E);
bool isRelocAddressLess(object::RelocationRef A, object::RelocationRef B);
void parseInputMachO(StringRef Filename);
void parseInputMachO(object::MachOUniversalBinary *UB);
void printCOFFUnwindInfo(const object::COFFObjectFile *O);
void printMachOUnwindInfo(const object::MachOObjectFile *O);
void printMachOExportsTrie(const object::MachOObjectFile *O);
void printMachORebaseTable(object::MachOObjectFile *O);
void printMachOBindTable(object::MachOObjectFile *O);
void printMachOLazyBindTable(object::MachOObjectFile *O);
void printMachOWeakBindTable(object::MachOObjectFile *O);
void printELFFileHeader(const object::ObjectFile *O);
void printELFDynamicSection(const object::ObjectFile *Obj);
void printELFSymbolVersionInfo(const object::ObjectFile *Obj);
void printCOFFFileHeader(const object::ObjectFile *O);
void printCOFFSymbolTable(const object::COFFImportFile *I);
void printCOFFSymbolTable(const object::COFFObjectFile *O);
void printMachOFileHeader(const object::ObjectFile *O);
void printMachOLoadCommands(const object::ObjectFile *O);
void printWasmFileHeader(const object::ObjectFile *O);
void printExportsTrie(const object::ObjectFile *O);
void printRebaseTable(object::ObjectFile *O);
void printBindTable(object::ObjectFile *O);
void printLazyBindTable(object::ObjectFile *O);
void printWeakBindTable(object::ObjectFile *O);
void printRawClangAST(const object::ObjectFile *O);
void printRelocations(const object::ObjectFile *O);
void printDynamicRelocations(const object::ObjectFile *O);
void printSectionHeaders(const object::ObjectFile *O);
void printSectionContents(const object::ObjectFile *O);
void printSymbolTable(const object::ObjectFile *O, StringRef ArchiveName,
StringRef ArchitectureName = StringRef());
void warn(StringRef Message);
LLVM_ATTRIBUTE_NORETURN void error(Twine Message);
LLVM_ATTRIBUTE_NORETURN void report_error(StringRef File, Twine Message);
LLVM_ATTRIBUTE_NORETURN void report_error(Error E, StringRef File);
LLVM_ATTRIBUTE_NORETURN void
report_error(Error E, StringRef FileName, StringRef ArchiveName,
StringRef ArchitectureName = StringRef());
LLVM_ATTRIBUTE_NORETURN void
report_error(Error E, StringRef ArchiveName, const object::Archive::Child &C,
StringRef ArchitectureName = StringRef());
template <typename T, typename... Ts>
T unwrapOrError(Expected<T> EO, Ts &&... Args) {
if (EO)
return std::move(*EO);
report_error(EO.takeError(), std::forward<Ts>(Args)...);
}
} // end namespace llvm
#endif
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