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-rw-r--r--gnu/llvm/tools/llvm-objdump/ELFDump.cpp180
1 files changed, 0 insertions, 180 deletions
diff --git a/gnu/llvm/tools/llvm-objdump/ELFDump.cpp b/gnu/llvm/tools/llvm-objdump/ELFDump.cpp
deleted file mode 100644
index b17a15a0d8f..00000000000
--- a/gnu/llvm/tools/llvm-objdump/ELFDump.cpp
+++ /dev/null
@@ -1,180 +0,0 @@
-//===-- ELFDump.cpp - ELF-specific dumper -----------------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-///
-/// \file
-/// This file implements the ELF-specific dumper for llvm-objdump.
-///
-//===----------------------------------------------------------------------===//
-
-#include "llvm-objdump.h"
-#include "llvm/Object/ELFObjectFile.h"
-#include "llvm/Support/Format.h"
-#include "llvm/Support/MathExtras.h"
-#include "llvm/Support/raw_ostream.h"
-
-using namespace llvm;
-using namespace llvm::object;
-
-template <class ELFT>
-Expected<StringRef> getDynamicStrTab(const ELFFile<ELFT> *Elf) {
- typedef ELFFile<ELFT> ELFO;
-
- auto DynamicEntriesOrError = Elf->dynamicEntries();
- if (!DynamicEntriesOrError)
- return DynamicEntriesOrError.takeError();
-
- for (const typename ELFO::Elf_Dyn &Dyn : *DynamicEntriesOrError) {
- if (Dyn.d_tag == ELF::DT_STRTAB) {
- auto MappedAddrOrError = Elf->toMappedAddr(Dyn.getPtr());
- if (!MappedAddrOrError)
- consumeError(MappedAddrOrError.takeError());
- return StringRef(reinterpret_cast<const char *>(*MappedAddrOrError));
- }
- }
-
- // If the dynamic segment is not present, we fall back on the sections.
- auto SectionsOrError = Elf->sections();
- if (!SectionsOrError)
- return SectionsOrError.takeError();
-
- for (const typename ELFO::Elf_Shdr &Sec : *SectionsOrError) {
- if (Sec.sh_type == ELF::SHT_DYNSYM)
- return Elf->getStringTableForSymtab(Sec);
- }
-
- return createError("dynamic string table not found");
-}
-
-template <class ELFT>
-void printDynamicSection(const ELFFile<ELFT> *Elf, StringRef Filename) {
- auto ProgramHeaderOrError = Elf->program_headers();
- if (!ProgramHeaderOrError)
- report_error(Filename, ProgramHeaderOrError.takeError());
-
- auto DynamicEntriesOrError = Elf->dynamicEntries();
- if (!DynamicEntriesOrError)
- report_error(Filename, DynamicEntriesOrError.takeError());
-
- outs() << "Dynamic Section:\n";
- for (const auto &Dyn : *DynamicEntriesOrError) {
- if (Dyn.d_tag == ELF::DT_NULL)
- continue;
-
- StringRef Str = StringRef(Elf->getDynamicTagAsString(Dyn.d_tag));
-
- if (Str.empty()) {
- std::string HexStr = utohexstr(static_cast<uint64_t>(Dyn.d_tag), true);
- outs() << format(" 0x%-19s", HexStr.c_str());
- } else {
- // We use "-21" in order to match GNU objdump's output.
- outs() << format(" %-21s", Str.data());
- }
-
- const char *Fmt =
- ELFT::Is64Bits ? "0x%016" PRIx64 "\n" : "0x%08" PRIx64 "\n";
- if (Dyn.d_tag == ELF::DT_NEEDED) {
- Expected<StringRef> StrTabOrErr = getDynamicStrTab(Elf);
- if (StrTabOrErr) {
- const char *Data = StrTabOrErr.get().data();
- outs() << (Data + Dyn.d_un.d_val) << "\n";
- continue;
- }
- warn(errorToErrorCode(StrTabOrErr.takeError()).message());
- consumeError(StrTabOrErr.takeError());
- }
- outs() << format(Fmt, (uint64_t)Dyn.d_un.d_val);
- }
-}
-
-template <class ELFT> void printProgramHeaders(const ELFFile<ELFT> *o) {
- typedef ELFFile<ELFT> ELFO;
- outs() << "Program Header:\n";
- auto ProgramHeaderOrError = o->program_headers();
- if (!ProgramHeaderOrError)
- report_fatal_error(
- errorToErrorCode(ProgramHeaderOrError.takeError()).message());
- for (const typename ELFO::Elf_Phdr &Phdr : *ProgramHeaderOrError) {
- switch (Phdr.p_type) {
- case ELF::PT_DYNAMIC:
- outs() << " DYNAMIC ";
- break;
- case ELF::PT_GNU_EH_FRAME:
- outs() << "EH_FRAME ";
- break;
- case ELF::PT_GNU_RELRO:
- outs() << " RELRO ";
- break;
- case ELF::PT_GNU_STACK:
- outs() << " STACK ";
- break;
- case ELF::PT_INTERP:
- outs() << " INTERP ";
- break;
- case ELF::PT_LOAD:
- outs() << " LOAD ";
- break;
- case ELF::PT_NOTE:
- outs() << " NOTE ";
- break;
- case ELF::PT_OPENBSD_BOOTDATA:
- outs() << " OPENBSD_BOOTDATA ";
- break;
- case ELF::PT_OPENBSD_RANDOMIZE:
- outs() << " OPENBSD_RANDOMIZE ";
- break;
- case ELF::PT_OPENBSD_WXNEEDED:
- outs() << " OPENBSD_WXNEEDED ";
- break;
- case ELF::PT_PHDR:
- outs() << " PHDR ";
- break;
- case ELF::PT_TLS:
- outs() << " TLS ";
- break;
- default:
- outs() << " UNKNOWN ";
- }
-
- const char *Fmt = ELFT::Is64Bits ? "0x%016" PRIx64 " " : "0x%08" PRIx64 " ";
-
- outs() << "off " << format(Fmt, (uint64_t)Phdr.p_offset) << "vaddr "
- << format(Fmt, (uint64_t)Phdr.p_vaddr) << "paddr "
- << format(Fmt, (uint64_t)Phdr.p_paddr)
- << format("align 2**%u\n",
- countTrailingZeros<uint64_t>(Phdr.p_align))
- << " filesz " << format(Fmt, (uint64_t)Phdr.p_filesz)
- << "memsz " << format(Fmt, (uint64_t)Phdr.p_memsz) << "flags "
- << ((Phdr.p_flags & ELF::PF_R) ? "r" : "-")
- << ((Phdr.p_flags & ELF::PF_W) ? "w" : "-")
- << ((Phdr.p_flags & ELF::PF_X) ? "x" : "-") << "\n";
- }
- outs() << "\n";
-}
-
-void llvm::printELFFileHeader(const object::ObjectFile *Obj) {
- if (const auto *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
- printProgramHeaders(ELFObj->getELFFile());
- else if (const auto *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
- printProgramHeaders(ELFObj->getELFFile());
- else if (const auto *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
- printProgramHeaders(ELFObj->getELFFile());
- else if (const auto *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
- printProgramHeaders(ELFObj->getELFFile());
-}
-
-void llvm::printELFDynamicSection(const object::ObjectFile *Obj) {
- if (const auto *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
- printDynamicSection(ELFObj->getELFFile(), Obj->getFileName());
- else if (const auto *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
- printDynamicSection(ELFObj->getELFFile(), Obj->getFileName());
- else if (const auto *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
- printDynamicSection(ELFObj->getELFFile(), Obj->getFileName());
- else if (const auto *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
- printDynamicSection(ELFObj->getELFFile(), Obj->getFileName());
-}
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