//===----------------------------------------------------------------------===//
#include "llvm-readobj.h"
-
#include "Error.h"
#include "ObjDumper.h"
#include "StreamWriter.h"
-
#include "llvm/Object/Archive.h"
+#include "llvm/Object/ELFObjectFile.h"
+#include "llvm/Object/MachOUniversal.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Support/TargetSelect.h"
-#include "llvm/Support/system_error.h"
-
#include <string>
-
+#include <system_error>
using namespace llvm;
using namespace llvm::object;
cl::desc("Alias for --relocations"),
cl::aliasopt(Relocations));
+ // -dyn-relocations
+ cl::opt<bool> DynRelocs("dyn-relocations",
+ cl::desc("Display the dynamic relocation entries in the file"));
+
// -symbols, -t
cl::opt<bool> Symbols("symbols",
cl::desc("Display the symbol table"));
// -expand-relocs
cl::opt<bool> ExpandRelocs("expand-relocs",
cl::desc("Expand each shown relocation to multiple lines"));
+
+ // -codeview
+ cl::opt<bool> CodeView("codeview",
+ cl::desc("Display CodeView debug information"));
+
+ // -codeview-subsection-bytes
+ cl::opt<bool> CodeViewSubsectionBytes(
+ "codeview-subsection-bytes",
+ cl::desc("Dump raw contents of codeview debug sections and records"));
+
+ // -arm-attributes, -a
+ cl::opt<bool> ARMAttributes("arm-attributes",
+ cl::desc("Display the ARM attributes section"));
+ cl::alias ARMAttributesShort("-a", cl::desc("Alias for --arm-attributes"),
+ cl::aliasopt(ARMAttributes));
+
+ // -mips-plt-got
+ cl::opt<bool>
+ MipsPLTGOT("mips-plt-got",
+ cl::desc("Display the MIPS GOT and PLT GOT sections"));
+
+ // -mips-abi-flags
+ cl::opt<bool> MipsABIFlags("mips-abi-flags",
+ cl::desc("Display the MIPS.abiflags section"));
+
+ // -mips-reginfo
+ cl::opt<bool> MipsReginfo("mips-reginfo",
+ cl::desc("Display the MIPS .reginfo section"));
+
+ // -coff-imports
+ cl::opt<bool>
+ COFFImports("coff-imports", cl::desc("Display the PE/COFF import table"));
+
+ // -coff-exports
+ cl::opt<bool>
+ COFFExports("coff-exports", cl::desc("Display the PE/COFF export table"));
+
+ // -coff-directives
+ cl::opt<bool>
+ COFFDirectives("coff-directives",
+ cl::desc("Display the PE/COFF .drectve section"));
+
+ // -coff-basereloc
+ cl::opt<bool>
+ COFFBaseRelocs("coff-basereloc",
+ cl::desc("Display the PE/COFF .reloc section"));
+
+ // -stackmap
+ cl::opt<bool>
+ PrintStackMap("stackmap",
+ cl::desc("Display contents of stackmap section"));
+
} // namespace opts
+static int ReturnValue = EXIT_SUCCESS;
+
namespace llvm {
-bool error(error_code EC) {
+bool error(std::error_code EC) {
if (!EC)
return false;
+ ReturnValue = EXIT_FAILURE;
outs() << "\nError reading file: " << EC.message() << ".\n";
outs().flush();
return true;
}
bool relocAddressLess(RelocationRef a, RelocationRef b) {
- uint64_t a_addr, b_addr;
- if (error(a.getOffset(a_addr))) return false;
- if (error(b.getOffset(b_addr))) return false;
- return a_addr < b_addr;
+ return a.getOffset() < b.getOffset();
}
} // namespace llvm
-
-static void reportError(StringRef Input, error_code EC) {
+static void reportError(StringRef Input, std::error_code EC) {
if (Input == "-")
Input = "<stdin>";
errs() << Input << ": " << EC.message() << "\n";
errs().flush();
+ ReturnValue = EXIT_FAILURE;
}
static void reportError(StringRef Input, StringRef Message) {
Input = "<stdin>";
errs() << Input << ": " << Message << "\n";
+ ReturnValue = EXIT_FAILURE;
+}
+
+static bool isMipsArch(unsigned Arch) {
+ switch (Arch) {
+ case llvm::Triple::mips:
+ case llvm::Triple::mipsel:
+ case llvm::Triple::mips64:
+ case llvm::Triple::mips64el:
+ return true;
+ default:
+ return false;
+ }
}
/// @brief Creates an format-specific object file dumper.
-static error_code createDumper(const ObjectFile *Obj,
- StreamWriter &Writer,
- OwningPtr<ObjDumper> &Result) {
+static std::error_code createDumper(const ObjectFile *Obj, StreamWriter &Writer,
+ std::unique_ptr<ObjDumper> &Result) {
if (!Obj)
return readobj_error::unsupported_file_format;
return readobj_error::unsupported_obj_file_format;
}
+static StringRef getLoadName(const ObjectFile *Obj) {
+ if (auto *ELF = dyn_cast<ELF32LEObjectFile>(Obj))
+ return ELF->getLoadName();
+ if (auto *ELF = dyn_cast<ELF64LEObjectFile>(Obj))
+ return ELF->getLoadName();
+ if (auto *ELF = dyn_cast<ELF32BEObjectFile>(Obj))
+ return ELF->getLoadName();
+ if (auto *ELF = dyn_cast<ELF64BEObjectFile>(Obj))
+ return ELF->getLoadName();
+ llvm_unreachable("Not ELF");
+}
/// @brief Dumps the specified object file.
static void dumpObject(const ObjectFile *Obj) {
StreamWriter Writer(outs());
- OwningPtr<ObjDumper> Dumper;
- if (error_code EC = createDumper(Obj, Writer, Dumper)) {
+ std::unique_ptr<ObjDumper> Dumper;
+ if (std::error_code EC = createDumper(Obj, Writer, Dumper)) {
reportError(Obj->getFileName(), EC);
return;
}
<< "\n";
outs() << "AddressSize: " << (8*Obj->getBytesInAddress()) << "bit\n";
if (Obj->isELF())
- outs() << "LoadName: " << Obj->getLoadName() << "\n";
+ outs() << "LoadName: " << getLoadName(Obj) << "\n";
if (opts::FileHeaders)
Dumper->printFileHeaders();
Dumper->printSections();
if (opts::Relocations)
Dumper->printRelocations();
+ if (opts::DynRelocs)
+ Dumper->printDynamicRelocations();
if (opts::Symbols)
Dumper->printSymbols();
if (opts::DynamicSymbols)
Dumper->printNeededLibraries();
if (opts::ProgramHeaders)
Dumper->printProgramHeaders();
+ if (Obj->getArch() == llvm::Triple::arm && Obj->isELF())
+ if (opts::ARMAttributes)
+ Dumper->printAttributes();
+ if (isMipsArch(Obj->getArch()) && Obj->isELF()) {
+ if (opts::MipsPLTGOT)
+ Dumper->printMipsPLTGOT();
+ if (opts::MipsABIFlags)
+ Dumper->printMipsABIFlags();
+ if (opts::MipsReginfo)
+ Dumper->printMipsReginfo();
+ }
+ if (opts::COFFImports)
+ Dumper->printCOFFImports();
+ if (opts::COFFExports)
+ Dumper->printCOFFExports();
+ if (opts::COFFDirectives)
+ Dumper->printCOFFDirectives();
+ if (opts::COFFBaseRelocs)
+ Dumper->printCOFFBaseReloc();
+
+ if (opts::PrintStackMap)
+ Dumper->printStackMap();
}
-
/// @brief Dumps each object file in \a Arc;
static void dumpArchive(const Archive *Arc) {
- for (Archive::child_iterator ArcI = Arc->begin_children(),
- ArcE = Arc->end_children();
+ for (Archive::child_iterator ArcI = Arc->child_begin(),
+ ArcE = Arc->child_end();
ArcI != ArcE; ++ArcI) {
- OwningPtr<Binary> child;
- if (error_code EC = ArcI->getAsBinary(child)) {
+ ErrorOr<std::unique_ptr<Binary>> ChildOrErr = ArcI->getAsBinary();
+ if (std::error_code EC = ChildOrErr.getError()) {
// Ignore non-object files.
if (EC != object_error::invalid_file_type)
reportError(Arc->getFileName(), EC.message());
continue;
}
- if (ObjectFile *Obj = dyn_cast<ObjectFile>(child.get()))
+ if (ObjectFile *Obj = dyn_cast<ObjectFile>(&*ChildOrErr.get()))
dumpObject(Obj);
else
reportError(Arc->getFileName(), readobj_error::unrecognized_file_format);
}
}
+/// @brief Dumps each object file in \a MachO Universal Binary;
+static void dumpMachOUniversalBinary(const MachOUniversalBinary *UBinary) {
+ for (const MachOUniversalBinary::ObjectForArch &Obj : UBinary->objects()) {
+ ErrorOr<std::unique_ptr<MachOObjectFile>> ObjOrErr = Obj.getAsObjectFile();
+ if (ObjOrErr)
+ dumpObject(&*ObjOrErr.get());
+ else if (ErrorOr<std::unique_ptr<Archive>> AOrErr = Obj.getAsArchive())
+ dumpArchive(&*AOrErr.get());
+ else
+ reportError(UBinary->getFileName(), ObjOrErr.getError().message());
+ }
+}
/// @brief Opens \a File and dumps it.
static void dumpInput(StringRef File) {
}
// Attempt to open the binary.
- OwningPtr<Binary> Binary;
- if (error_code EC = createBinary(File, Binary)) {
+ ErrorOr<OwningBinary<Binary>> BinaryOrErr = createBinary(File);
+ if (std::error_code EC = BinaryOrErr.getError()) {
reportError(File, EC);
return;
}
+ Binary &Binary = *BinaryOrErr.get().getBinary();
- if (Archive *Arc = dyn_cast<Archive>(Binary.get()))
+ if (Archive *Arc = dyn_cast<Archive>(&Binary))
dumpArchive(Arc);
- else if (ObjectFile *Obj = dyn_cast<ObjectFile>(Binary.get()))
+ else if (MachOUniversalBinary *UBinary =
+ dyn_cast<MachOUniversalBinary>(&Binary))
+ dumpMachOUniversalBinary(UBinary);
+ else if (ObjectFile *Obj = dyn_cast<ObjectFile>(&Binary))
dumpObject(Obj);
else
reportError(File, readobj_error::unrecognized_file_format);
}
-
int main(int argc, const char *argv[]) {
sys::PrintStackTraceOnErrorSignal();
PrettyStackTraceProgram X(argc, argv);
llvm_shutdown_obj Y;
- // Initialize targets.
- llvm::InitializeAllTargetInfos();
-
// Register the target printer for --version.
cl::AddExtraVersionPrinter(TargetRegistry::printRegisteredTargetsForVersion);
std::for_each(opts::InputFilenames.begin(), opts::InputFilenames.end(),
dumpInput);
- return 0;
+ return ReturnValue;
}
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