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-rw-r--r--contrib/llvm/tools/llvm-readobj/llvm-readobj.cpp145
1 files changed, 93 insertions, 52 deletions
diff --git a/contrib/llvm/tools/llvm-readobj/llvm-readobj.cpp b/contrib/llvm/tools/llvm-readobj/llvm-readobj.cpp
index 12afacb..fa8fee2 100644
--- a/contrib/llvm/tools/llvm-readobj/llvm-readobj.cpp
+++ b/contrib/llvm/tools/llvm-readobj/llvm-readobj.cpp
@@ -24,6 +24,7 @@
#include "ObjDumper.h"
#include "StreamWriter.h"
#include "llvm/Object/Archive.h"
+#include "llvm/Object/COFFImportFile.h"
#include "llvm/Object/ELFObjectFile.h"
#include "llvm/Object/MachOUniversal.h"
#include "llvm/Object/ObjectFile.h"
@@ -131,6 +132,10 @@ namespace opts {
cl::opt<bool> HashTable("hash-table",
cl::desc("Display ELF hash table"));
+ // -gnu-hash-table
+ cl::opt<bool> GnuHashTable("gnu-hash-table",
+ cl::desc("Display ELF .gnu.hash section"));
+
// -expand-relocs
cl::opt<bool> ExpandRelocs("expand-relocs",
cl::desc("Expand each shown relocation to multiple lines"));
@@ -181,25 +186,62 @@ namespace opts {
COFFBaseRelocs("coff-basereloc",
cl::desc("Display the PE/COFF .reloc section"));
+ // -macho-data-in-code
+ cl::opt<bool>
+ MachODataInCode("macho-data-in-code",
+ cl::desc("Display MachO Data in Code command"));
+
+ // -macho-indirect-symbols
+ cl::opt<bool>
+ MachOIndirectSymbols("macho-indirect-symbols",
+ cl::desc("Display MachO indirect symbols"));
+
+ // -macho-linker-options
+ cl::opt<bool>
+ MachOLinkerOptions("macho-linker-options",
+ cl::desc("Display MachO linker options"));
+
+ // -macho-segment
+ cl::opt<bool>
+ MachOSegment("macho-segment",
+ cl::desc("Display MachO Segment command"));
+
+ // -macho-version-min
+ cl::opt<bool>
+ MachOVersionMin("macho-version-min",
+ cl::desc("Display MachO version min command"));
+
+ // -macho-dysymtab
+ cl::opt<bool>
+ MachODysymtab("macho-dysymtab",
+ cl::desc("Display MachO Dysymtab command"));
+
// -stackmap
cl::opt<bool>
PrintStackMap("stackmap",
cl::desc("Display contents of stackmap section"));
+ // -version-info
+ cl::opt<bool>
+ VersionInfo("version-info",
+ cl::desc("Display ELF version sections (if present)"));
+ cl::alias VersionInfoShort("V", cl::desc("Alias for -version-info"),
+ cl::aliasopt(VersionInfo));
} // namespace opts
-static int ReturnValue = EXIT_SUCCESS;
-
namespace llvm {
-bool error(std::error_code EC) {
+LLVM_ATTRIBUTE_NORETURN void reportError(Twine Msg) {
+ errs() << "\nError reading file: " << Msg << ".\n";
+ errs().flush();
+ exit(1);
+}
+
+void error(std::error_code EC) {
if (!EC)
- return false;
+ return;
- ReturnValue = EXIT_FAILURE;
- outs() << "\nError reading file: " << EC.message() << ".\n";
- outs().flush();
- return true;
+ reportError(EC.message());
}
bool relocAddressLess(RelocationRef a, RelocationRef b) {
@@ -212,17 +254,14 @@ static void reportError(StringRef Input, std::error_code EC) {
if (Input == "-")
Input = "<stdin>";
- errs() << Input << ": " << EC.message() << "\n";
- errs().flush();
- ReturnValue = EXIT_FAILURE;
+ reportError(Twine(Input) + ": " + EC.message());
}
static void reportError(StringRef Input, StringRef Message) {
if (Input == "-")
Input = "<stdin>";
- errs() << Input << ": " << Message << "\n";
- ReturnValue = EXIT_FAILURE;
+ reportError(Twine(Input) + ": " + Message);
}
static bool isMipsArch(unsigned Arch) {
@@ -253,26 +292,12 @@ static std::error_code createDumper(const ObjectFile *Obj, StreamWriter &Writer,
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());
std::unique_ptr<ObjDumper> Dumper;
- if (std::error_code EC = createDumper(Obj, Writer, Dumper)) {
+ if (std::error_code EC = createDumper(Obj, Writer, Dumper))
reportError(Obj->getFileName(), EC);
- return;
- }
outs() << '\n';
outs() << "File: " << Obj->getFileName() << "\n";
@@ -281,8 +306,7 @@ static void dumpObject(const ObjectFile *Obj) {
<< Triple::getArchTypeName((llvm::Triple::ArchType)Obj->getArch())
<< "\n";
outs() << "AddressSize: " << (8*Obj->getBytesInAddress()) << "bit\n";
- if (Obj->isELF())
- outs() << "LoadName: " << getLoadName(Obj) << "\n";
+ Dumper->printLoadName();
if (opts::FileHeaders)
Dumper->printFileHeaders();
@@ -306,6 +330,10 @@ static void dumpObject(const ObjectFile *Obj) {
Dumper->printProgramHeaders();
if (opts::HashTable)
Dumper->printHashTable();
+ if (opts::GnuHashTable)
+ Dumper->printGnuHashTable();
+ if (opts::VersionInfo)
+ Dumper->printVersionInfo();
if (Obj->getArch() == llvm::Triple::arm && Obj->isELF())
if (opts::ARMAttributes)
Dumper->printAttributes();
@@ -317,25 +345,43 @@ static void dumpObject(const ObjectFile *Obj) {
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 (Obj->isCOFF()) {
+ if (opts::COFFImports)
+ Dumper->printCOFFImports();
+ if (opts::COFFExports)
+ Dumper->printCOFFExports();
+ if (opts::COFFDirectives)
+ Dumper->printCOFFDirectives();
+ if (opts::COFFBaseRelocs)
+ Dumper->printCOFFBaseReloc();
+ if (opts::CodeView)
+ Dumper->printCodeViewDebugInfo();
+ }
+ if (Obj->isMachO()) {
+ if (opts::MachODataInCode)
+ Dumper->printMachODataInCode();
+ if (opts::MachOIndirectSymbols)
+ Dumper->printMachOIndirectSymbols();
+ if (opts::MachOLinkerOptions)
+ Dumper->printMachOLinkerOptions();
+ if (opts::MachOSegment)
+ Dumper->printMachOSegment();
+ if (opts::MachOVersionMin)
+ Dumper->printMachOVersionMin();
+ if (opts::MachODysymtab)
+ Dumper->printMachODysymtab();
+ }
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->child_begin(),
- ArcE = Arc->child_end();
- ArcI != ArcE; ++ArcI) {
- ErrorOr<std::unique_ptr<Binary>> ChildOrErr = ArcI->getAsBinary();
+ for (auto &ErrorOrChild : Arc->children()) {
+ if (std::error_code EC = ErrorOrChild.getError())
+ reportError(Arc->getFileName(), EC.message());
+ const auto &Child = *ErrorOrChild;
+ ErrorOr<std::unique_ptr<Binary>> ChildOrErr = Child.getAsBinary();
if (std::error_code EC = ChildOrErr.getError()) {
// Ignore non-object files.
if (EC != object_error::invalid_file_type)
@@ -365,18 +411,11 @@ static void dumpMachOUniversalBinary(const MachOUniversalBinary *UBinary) {
/// @brief Opens \a File and dumps it.
static void dumpInput(StringRef File) {
- // If file isn't stdin, check that it exists.
- if (File != "-" && !sys::fs::exists(File)) {
- reportError(File, readobj_error::file_not_found);
- return;
- }
// Attempt to open the binary.
ErrorOr<OwningBinary<Binary>> BinaryOrErr = createBinary(File);
- if (std::error_code EC = BinaryOrErr.getError()) {
+ if (std::error_code EC = BinaryOrErr.getError())
reportError(File, EC);
- return;
- }
Binary &Binary = *BinaryOrErr.get().getBinary();
if (Archive *Arc = dyn_cast<Archive>(&Binary))
@@ -386,6 +425,8 @@ static void dumpInput(StringRef File) {
dumpMachOUniversalBinary(UBinary);
else if (ObjectFile *Obj = dyn_cast<ObjectFile>(&Binary))
dumpObject(Obj);
+ else if (COFFImportFile *Import = dyn_cast<COFFImportFile>(&Binary))
+ dumpCOFFImportFile(Import);
else
reportError(File, readobj_error::unrecognized_file_format);
}
@@ -407,5 +448,5 @@ int main(int argc, const char *argv[]) {
std::for_each(opts::InputFilenames.begin(), opts::InputFilenames.end(),
dumpInput);
- return ReturnValue;
+ return 0;
}
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