namespace llvm {
namespace object {
+// Subclasses of ELFObjectFile may need this for template instantiation
+inline std::pair<unsigned char, unsigned char>
+getElfArchType(MemoryBuffer *Object) {
+ if (Object->getBufferSize() < ELF::EI_NIDENT)
+ return std::make_pair((uint8_t)ELF::ELFCLASSNONE,(uint8_t)ELF::ELFDATANONE);
+ return std::make_pair( (uint8_t)Object->getBufferStart()[ELF::EI_CLASS]
+ , (uint8_t)Object->getBufferStart()[ELF::EI_DATA]);
+}
+
// Templates to choose Elf_Addr and Elf_Off depending on is64Bits.
template<support::endianness target_endianness>
struct ELFDataTypeTypedefHelperCommon {
}
};
-/// Elf_Verdaux: This is the structure of auxilary data in the SHT_GNU_verdef
+/// Elf_Verdaux: This is the structure of auxiliary data in the SHT_GNU_verdef
/// section (.gnu.version_d). This structure is identical for ELF32 and ELF64.
template<support::endianness target_endianness, bool is64Bits>
struct Elf_Verdaux_Impl {
const OwningType *OwningObject;
public:
- DynRefImpl() : OwningObject(NULL) {
- std::memset(&DynPimpl, 0, sizeof(DynPimpl));
- }
+ DynRefImpl() : OwningObject(NULL) { }
DynRefImpl(DataRefImpl DynP, const OwningType *Owner);
}
};
+template<support::endianness target_endianness, bool is64Bits>
+struct Elf_Ehdr_Impl {
+ LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits)
+ unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes
+ Elf_Half e_type; // Type of file (see ET_*)
+ Elf_Half e_machine; // Required architecture for this file (see EM_*)
+ Elf_Word e_version; // Must be equal to 1
+ Elf_Addr e_entry; // Address to jump to in order to start program
+ Elf_Off e_phoff; // Program header table's file offset, in bytes
+ Elf_Off e_shoff; // Section header table's file offset, in bytes
+ Elf_Word e_flags; // Processor-specific flags
+ Elf_Half e_ehsize; // Size of ELF header, in bytes
+ Elf_Half e_phentsize;// Size of an entry in the program header table
+ Elf_Half e_phnum; // Number of entries in the program header table
+ Elf_Half e_shentsize;// Size of an entry in the section header table
+ Elf_Half e_shnum; // Number of entries in the section header table
+ Elf_Half e_shstrndx; // Section header table index of section name
+ // string table
+ bool checkMagic() const {
+ return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0;
+ }
+ unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; }
+ unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; }
+};
+
+template<support::endianness target_endianness, bool is64Bits>
+struct Elf_Phdr;
+
+template<support::endianness target_endianness>
+struct Elf_Phdr<target_endianness, false> {
+ LLVM_ELF_IMPORT_TYPES(target_endianness, false)
+ Elf_Word p_type; // Type of segment
+ Elf_Off p_offset; // FileOffset where segment is located, in bytes
+ Elf_Addr p_vaddr; // Virtual Address of beginning of segment
+ Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific)
+ Elf_Word p_filesz; // Num. of bytes in file image of segment (may be zero)
+ Elf_Word p_memsz; // Num. of bytes in mem image of segment (may be zero)
+ Elf_Word p_flags; // Segment flags
+ Elf_Word p_align; // Segment alignment constraint
+};
+
+template<support::endianness target_endianness>
+struct Elf_Phdr<target_endianness, true> {
+ LLVM_ELF_IMPORT_TYPES(target_endianness, true)
+ Elf_Word p_type; // Type of segment
+ Elf_Word p_flags; // Segment flags
+ Elf_Off p_offset; // FileOffset where segment is located, in bytes
+ Elf_Addr p_vaddr; // Virtual Address of beginning of segment
+ Elf_Addr p_paddr; // Physical address of beginning of segment (OS-specific)
+ Elf_Word p_filesz; // Num. of bytes in file image of segment (may be zero)
+ Elf_Word p_memsz; // Num. of bytes in mem image of segment (may be zero)
+ Elf_Word p_align; // Segment alignment constraint
+};
template<support::endianness target_endianness, bool is64Bits>
class ELFObjectFile : public ObjectFile {
LLVM_ELF_IMPORT_TYPES(target_endianness, is64Bits)
+ typedef Elf_Ehdr_Impl<target_endianness, is64Bits> Elf_Ehdr;
typedef Elf_Shdr_Impl<target_endianness, is64Bits> Elf_Shdr;
typedef Elf_Sym_Impl<target_endianness, is64Bits> Elf_Sym;
typedef Elf_Dyn_Impl<target_endianness, is64Bits> Elf_Dyn;
typedef content_iterator<DynRef> dyn_iterator;
protected:
- struct Elf_Ehdr {
- unsigned char e_ident[ELF::EI_NIDENT]; // ELF Identification bytes
- Elf_Half e_type; // Type of file (see ET_*)
- Elf_Half e_machine; // Required architecture for this file (see EM_*)
- Elf_Word e_version; // Must be equal to 1
- Elf_Addr e_entry; // Address to jump to in order to start program
- Elf_Off e_phoff; // Program header table's file offset, in bytes
- Elf_Off e_shoff; // Section header table's file offset, in bytes
- Elf_Word e_flags; // Processor-specific flags
- Elf_Half e_ehsize; // Size of ELF header, in bytes
- Elf_Half e_phentsize;// Size of an entry in the program header table
- Elf_Half e_phnum; // Number of entries in the program header table
- Elf_Half e_shentsize;// Size of an entry in the section header table
- Elf_Half e_shnum; // Number of entries in the section header table
- Elf_Half e_shstrndx; // Section header table index of section name
- // string table
- bool checkMagic() const {
- return (memcmp(e_ident, ELF::ElfMagic, strlen(ELF::ElfMagic))) == 0;
- }
- unsigned char getFileClass() const { return e_ident[ELF::EI_CLASS]; }
- unsigned char getDataEncoding() const { return e_ident[ELF::EI_DATA]; }
- };
// This flag is used for classof, to distinguish ELFObjectFile from
// its subclass. If more subclasses will be created, this flag will
// have to become an enum.
// This is set the first time getLoadName is called.
mutable const char *dt_soname;
+public:
+ /// \brief Iterate over relocations in a .rel or .rela section.
+ template<class RelocT>
+ class ELFRelocationIterator {
+ public:
+ typedef void difference_type;
+ typedef const RelocT value_type;
+ typedef std::forward_iterator_tag iterator_category;
+ typedef value_type &reference;
+ typedef value_type *pointer;
+
+ /// \brief Default construct iterator.
+ ELFRelocationIterator() : Section(0), Current(0) {}
+ ELFRelocationIterator(const Elf_Shdr *Sec, const char *Start)
+ : Section(Sec)
+ , Current(Start) {}
+
+ reference operator *() {
+ assert(Current && "Attempted to dereference an invalid iterator!");
+ return *reinterpret_cast<const RelocT*>(Current);
+ }
+
+ pointer operator ->() {
+ assert(Current && "Attempted to dereference an invalid iterator!");
+ return reinterpret_cast<const RelocT*>(Current);
+ }
+
+ bool operator ==(const ELFRelocationIterator &Other) {
+ return Section == Other.Section && Current == Other.Current;
+ }
+
+ bool operator !=(const ELFRelocationIterator &Other) {
+ return !(*this == Other);
+ }
+
+ ELFRelocationIterator &operator ++(int) {
+ assert(Current && "Attempted to increment an invalid iterator!");
+ Current += Section->sh_entsize;
+ return *this;
+ }
+
+ ELFRelocationIterator operator ++() {
+ ELFRelocationIterator Tmp = *this;
+ ++*this;
+ return Tmp;
+ }
+
+ private:
+ const Elf_Shdr *Section;
+ const char *Current;
+ };
+
+private:
// Records for each version index the corresponding Verdef or Vernaux entry.
// This is filled the first time LoadVersionMap() is called.
class VersionMapEntry : public PointerIntPair<const void*, 1> {
const Elf_Rela *getRela(DataRefImpl Rela) const;
const char *getString(uint32_t section, uint32_t offset) const;
const char *getString(const Elf_Shdr *section, uint32_t offset) const;
- error_code getSymbolName(const Elf_Shdr *section,
- const Elf_Sym *Symb,
- StringRef &Res) const;
error_code getSymbolVersion(const Elf_Shdr *section,
const Elf_Sym *Symb,
StringRef &Version,
void validateSymbol(DataRefImpl Symb) const;
public:
+ error_code getSymbolName(const Elf_Shdr *section,
+ const Elf_Sym *Symb,
+ StringRef &Res) const;
+ error_code getSectionName(const Elf_Shdr *section,
+ StringRef &Res) const;
const Elf_Dyn *getDyn(DataRefImpl DynData) const;
error_code getSymbolVersion(SymbolRef Symb, StringRef &Version,
bool &IsDefault) const;
virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const;
virtual error_code isSectionData(DataRefImpl Sec, bool &Res) const;
virtual error_code isSectionBSS(DataRefImpl Sec, bool &Res) const;
+ virtual error_code isSectionRequiredForExecution(DataRefImpl Sec,
+ bool &Res) const;
+ virtual error_code isSectionVirtual(DataRefImpl Sec, bool &Res) const;
+ virtual error_code isSectionZeroInit(DataRefImpl Sec, bool &Res) const;
virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb,
bool &Result) const;
virtual relocation_iterator getSectionRelBegin(DataRefImpl Sec) const;
virtual dyn_iterator begin_dynamic_table() const;
virtual dyn_iterator end_dynamic_table() const;
+ typedef ELFRelocationIterator<Elf_Rela> Elf_Rela_Iter;
+ typedef ELFRelocationIterator<Elf_Rel> Elf_Rel_Iter;
+
+ virtual Elf_Rela_Iter beginELFRela(const Elf_Shdr *sec) const {
+ return Elf_Rela_Iter(sec, (const char *)(base() + sec->sh_offset));
+ }
+
+ virtual Elf_Rela_Iter endELFRela(const Elf_Shdr *sec) const {
+ return Elf_Rela_Iter(sec, (const char *)
+ (base() + sec->sh_offset + sec->sh_size));
+ }
+
+ virtual Elf_Rel_Iter beginELFRel(const Elf_Shdr *sec) const {
+ return Elf_Rel_Iter(sec, (const char *)(base() + sec->sh_offset));
+ }
+
+ virtual Elf_Rel_Iter endELFRel(const Elf_Shdr *sec) const {
+ return Elf_Rel_Iter(sec, (const char *)
+ (base() + sec->sh_offset + sec->sh_size));
+ }
+
virtual uint8_t getBytesInAddress() const;
virtual StringRef getFileFormatName() const;
virtual StringRef getObjectType() const { return "ELF"; }
virtual unsigned getArch() const;
virtual StringRef getLoadName() const;
+ virtual error_code getSectionContents(const Elf_Shdr *sec,
+ StringRef &Res) const;
uint64_t getNumSections() const;
uint64_t getStringTableIndex() const;
ELF::Elf64_Word getSymbolTableIndex(const Elf_Sym *symb) const;
const Elf_Shdr *getSection(const Elf_Sym *symb) const;
+ const Elf_Shdr *getElfSection(section_iterator &It) const;
+ const Elf_Sym *getElfSymbol(symbol_iterator &It) const;
+ const Elf_Sym *getElfSymbol(uint32_t index) const;
// Methods for type inquiry through isa, cast, and dyn_cast
bool isDyldType() const { return isDyldELFObject; }
return getSection(symb->st_shndx);
}
+template<support::endianness target_endianness, bool is64Bits>
+const typename ELFObjectFile<target_endianness, is64Bits>::Elf_Shdr *
+ELFObjectFile<target_endianness, is64Bits>
+ ::getElfSection(section_iterator &It) const {
+ llvm::object::DataRefImpl ShdrRef = It->getRawDataRefImpl();
+ return reinterpret_cast<const Elf_Shdr *>(ShdrRef.p);
+}
+
+template<support::endianness target_endianness, bool is64Bits>
+const typename ELFObjectFile<target_endianness, is64Bits>::Elf_Sym *
+ELFObjectFile<target_endianness, is64Bits>
+ ::getElfSymbol(symbol_iterator &It) const {
+ return getSymbol(It->getRawDataRefImpl());
+}
+
+template<support::endianness target_endianness, bool is64Bits>
+const typename ELFObjectFile<target_endianness, is64Bits>::Elf_Sym *
+ELFObjectFile<target_endianness, is64Bits>
+ ::getElfSymbol(uint32_t index) const {
+ DataRefImpl SymbolData;
+ SymbolData.d.a = index;
+ SymbolData.d.b = 1;
+ return getSymbol(SymbolData);
+}
+
template<support::endianness target_endianness, bool is64Bits>
error_code ELFObjectFile<target_endianness, is64Bits>
::getSymbolFileOffset(DataRefImpl Symb,
case ELF::STT_FUNC:
case ELF::STT_OBJECT:
case ELF::STT_NOTYPE:
- Result = symb->st_value + (Section ? Section->sh_addr : 0);
+ bool IsRelocatable;
+ switch(Header->e_type) {
+ case ELF::ET_EXEC:
+ case ELF::ET_DYN:
+ IsRelocatable = false;
+ break;
+ default:
+ IsRelocatable = true;
+ }
+ Result = symb->st_value;
+ if (IsRelocatable && Section != 0)
+ Result += Section->sh_addr;
return object_error::success;
default:
Result = UnknownAddressOrSize;
return object_error::success;
}
+template<support::endianness target_endianness, bool is64Bits>
+error_code ELFObjectFile<target_endianness, is64Bits>
+ ::getSectionContents(const Elf_Shdr *Sec,
+ StringRef &Result) const {
+ const char *start = (const char*)base() + Sec->sh_offset;
+ Result = StringRef(start, Sec->sh_size);
+ return object_error::success;
+}
+
template<support::endianness target_endianness, bool is64Bits>
error_code ELFObjectFile<target_endianness, is64Bits>
::getSectionAlignment(DataRefImpl Sec,
return object_error::success;
}
+template<support::endianness target_endianness, bool is64Bits>
+error_code ELFObjectFile<target_endianness, is64Bits>
+ ::isSectionRequiredForExecution(DataRefImpl Sec,
+ bool &Result) const {
+ const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p);
+ if (sec->sh_flags & ELF::SHF_ALLOC)
+ Result = true;
+ else
+ Result = false;
+ return object_error::success;
+}
+
+template<support::endianness target_endianness, bool is64Bits>
+error_code ELFObjectFile<target_endianness, is64Bits>
+ ::isSectionVirtual(DataRefImpl Sec,
+ bool &Result) const {
+ const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p);
+ if (sec->sh_type == ELF::SHT_NOBITS)
+ Result = true;
+ else
+ Result = false;
+ return object_error::success;
+}
+
+template<support::endianness target_endianness, bool is64Bits>
+error_code ELFObjectFile<target_endianness, is64Bits>::isSectionZeroInit(DataRefImpl Sec,
+ bool &Result) const {
+ const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p);
+ // For ELF, all zero-init sections are virtual (that is, they occupy no space
+ // in the object image) and vice versa.
+ if (sec->sh_flags & ELF::SHT_NOBITS)
+ Result = true;
+ else
+ Result = false;
+ return object_error::success;
+}
+
template<support::endianness target_endianness, bool is64Bits>
error_code ELFObjectFile<target_endianness, is64Bits>
::sectionContainsSymbol(DataRefImpl Sec,
relocation_iterator ELFObjectFile<target_endianness, is64Bits>
::getSectionRelBegin(DataRefImpl Sec) const {
DataRefImpl RelData;
- memset(&RelData, 0, sizeof(RelData));
const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p);
typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec);
if (sec != 0 && ittr != SectionRelocMap.end()) {
relocation_iterator ELFObjectFile<target_endianness, is64Bits>
::getSectionRelEnd(DataRefImpl Sec) const {
DataRefImpl RelData;
- memset(&RelData, 0, sizeof(RelData));
const Elf_Shdr *sec = reinterpret_cast<const Elf_Shdr *>(Sec.p);
typename RelocMap_t::const_iterator ittr = SectionRelocMap.find(sec);
if (sec != 0 && ittr != SectionRelocMap.end()) {
res = "Unknown";
}
break;
+ case ELF::EM_ARM:
+ switch (type) {
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_NONE);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PC24);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS12);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ABS5);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS8);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_CALL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC8);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BREL_ADJ);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_SWI8);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_XPC25);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_XPC22);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPMOD32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DTPOFF32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_TPOFF32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_COPY);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GLOB_DAT);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP_SLOT);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_RELATIVE);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_PREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_CALL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_JUMP24);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP24);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_BASE_ABS);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_7_0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_15_8);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PCREL_23_15);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SBREL_11_0_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_19_12_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SBREL_27_20_CK);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_SBREL31);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_V4BX);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TARGET2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PREL31);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_ABS_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_ABS);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_PREL_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_PREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_ABS_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_ABS);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_PREL_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_PREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP19);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP6);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_ALU_PREL_11_0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_PC12);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ABS32_NOI);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_REL32_NOI);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_PC_G2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_PC_G2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_PC_G2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_PC_G2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ALU_SB_G2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDR_SB_G2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDRS_SB_G2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_LDC_SB_G2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVT_BREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_MOVW_BREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL_NC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVT_BREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_MOVW_BREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GOTDESC);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_CALL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_DESCSEQ);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_CALL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PLT32_ABS);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_ABS);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_PREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOT_BREL12);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTOFF12);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GOTRELAX);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTENTRY);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_GNU_VTINHERIT);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP11);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_JUMP8);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_GD32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDM32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LDO12);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_LE12);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_TLS_IE12GP);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_3);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_4);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_5);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_6);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_7);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_8);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_9);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_10);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_11);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_12);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_13);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_14);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_PRIVATE_15);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_ME_TOO);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_ARM_THM_TLS_DESCSEQ32);
+ default:
+ res = "Unknown";
+ }
+ break;
+ case ELF::EM_HEXAGON:
+ switch (type) {
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_NONE);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_LO16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HI16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_0);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_1);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_2);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GPREL16_3);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_HL16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B32_PCREL_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B22_PCREL_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B15_PCREL_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B13_PCREL_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B9_PCREL_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_B7_PCREL_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_16_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_12_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_11_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_10_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_9_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_8_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_7_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_32_PCREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_COPY);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GLOB_DAT);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_JMP_SLOT);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_RELATIVE);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_PLT_B22_PCREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_LO16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_HI16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_LO16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_HI16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPMOD_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_LO16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_HI16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_PLT_B22_PCREL);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_LO16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_HI16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_LO16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_HI16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_LO16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_HI16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_LO16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_HI16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_6_PCREL_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_32_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_16_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOTREL_11_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_32_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_16_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GOT_11_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_32_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_16_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_DTPREL_11_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_32_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_16_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_GD_GOT_11_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_32_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_16_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_32_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_16_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_IE_GOT_11_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_32_6_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_16_X);
+ LLVM_ELF_SWITCH_RELOC_TYPE_NAME(R_HEX_TPREL_11_X);
+ default:
+ res = "Unknown";
+ }
+ break;
default:
res = "Unknown";
}
int64_t addend = 0;
uint16_t symbol_index = 0;
switch (sec->sh_type) {
- default :
+ default:
return object_error::parse_failed;
- case ELF::SHT_REL : {
+ case ELF::SHT_REL: {
type = getRel(Rel)->getType();
symbol_index = getRel(Rel)->getSymbol();
// TODO: Read implicit addend from section data.
break;
}
- case ELF::SHT_RELA : {
+ case ELF::SHT_RELA: {
type = getRela(Rel)->getType();
symbol_index = getRela(Rel)->getSymbol();
addend = getRela(Rel)->r_addend;
switch (Header->e_machine) {
case ELF::EM_X86_64:
switch (type) {
- case ELF::R_X86_64_32S:
- res = symname;
- break;
+ case ELF::R_X86_64_PC8:
+ case ELF::R_X86_64_PC16:
case ELF::R_X86_64_PC32: {
std::string fmtbuf;
raw_string_ostream fmt(fmtbuf);
Result.append(fmtbuf.begin(), fmtbuf.end());
}
break;
+ case ELF::R_X86_64_8:
+ case ELF::R_X86_64_16:
+ case ELF::R_X86_64_32:
+ case ELF::R_X86_64_32S:
+ case ELF::R_X86_64_64: {
+ std::string fmtbuf;
+ raw_string_ostream fmt(fmtbuf);
+ fmt << symname << (addend < 0 ? "" : "+") << addend;
+ fmt.flush();
+ Result.append(fmtbuf.begin(), fmtbuf.end());
+ }
+ break;
default:
res = "Unknown";
}
break;
+ case ELF::EM_ARM:
+ case ELF::EM_HEXAGON:
+ res = symname;
+ break;
default:
res = "Unknown";
}
symbol_iterator ELFObjectFile<target_endianness, is64Bits>
::begin_symbols() const {
DataRefImpl SymbolData;
- memset(&SymbolData, 0, sizeof(SymbolData));
if (SymbolTableSections.size() <= 1) {
SymbolData.d.a = std::numeric_limits<uint32_t>::max();
SymbolData.d.b = std::numeric_limits<uint32_t>::max();
symbol_iterator ELFObjectFile<target_endianness, is64Bits>
::end_symbols() const {
DataRefImpl SymbolData;
- memset(&SymbolData, 0, sizeof(SymbolData));
SymbolData.d.a = std::numeric_limits<uint32_t>::max();
SymbolData.d.b = std::numeric_limits<uint32_t>::max();
return symbol_iterator(SymbolRef(SymbolData, this));
symbol_iterator ELFObjectFile<target_endianness, is64Bits>
::begin_dynamic_symbols() const {
DataRefImpl SymbolData;
- memset(&SymbolData, 0, sizeof(SymbolData));
if (SymbolTableSections[0] == NULL) {
SymbolData.d.a = std::numeric_limits<uint32_t>::max();
SymbolData.d.b = std::numeric_limits<uint32_t>::max();
symbol_iterator ELFObjectFile<target_endianness, is64Bits>
::end_dynamic_symbols() const {
DataRefImpl SymbolData;
- memset(&SymbolData, 0, sizeof(SymbolData));
SymbolData.d.a = std::numeric_limits<uint32_t>::max();
SymbolData.d.b = std::numeric_limits<uint32_t>::max();
return symbol_iterator(SymbolRef(SymbolData, this));
section_iterator ELFObjectFile<target_endianness, is64Bits>
::begin_sections() const {
DataRefImpl ret;
- memset(&ret, 0, sizeof(DataRefImpl));
ret.p = reinterpret_cast<intptr_t>(base() + Header->e_shoff);
return section_iterator(SectionRef(ret, this));
}
section_iterator ELFObjectFile<target_endianness, is64Bits>
::end_sections() const {
DataRefImpl ret;
- memset(&ret, 0, sizeof(DataRefImpl));
ret.p = reinterpret_cast<intptr_t>(base()
+ Header->e_shoff
+ (Header->e_shentsize*getNumSections()));
typename ELFObjectFile<target_endianness, is64Bits>::dyn_iterator
ELFObjectFile<target_endianness, is64Bits>::begin_dynamic_table() const {
DataRefImpl DynData;
- memset(&DynData, 0, sizeof(DynData));
if (dot_dynamic_sec == NULL || dot_dynamic_sec->sh_size == 0) {
DynData.d.a = std::numeric_limits<uint32_t>::max();
} else {
ELFObjectFile<target_endianness, is64Bits>
::end_dynamic_table() const {
DataRefImpl DynData;
- memset(&DynData, 0, sizeof(DynData));
DynData.d.a = std::numeric_limits<uint32_t>::max();
return dyn_iterator(DynRef(DynData, this));
}
return "ELF32-x86-64";
case ELF::EM_ARM:
return "ELF32-arm";
+ case ELF::EM_HEXAGON:
+ return "ELF32-hexagon";
default:
return "ELF32-unknown";
}
return "ELF64-i386";
case ELF::EM_X86_64:
return "ELF64-x86-64";
+ case ELF::EM_PPC64:
+ return "ELF64-ppc64";
default:
return "ELF64-unknown";
}
return Triple::x86_64;
case ELF::EM_ARM:
return Triple::arm;
+ case ELF::EM_HEXAGON:
+ return Triple::hexagon;
+ case ELF::EM_MIPS:
+ return (target_endianness == support::little) ?
+ Triple::mipsel : Triple::mips;
+ case ELF::EM_PPC64:
+ return Triple::ppc64;
default:
return Triple::UnknownArch;
}
return object_error::success;
}
+template<support::endianness target_endianness, bool is64Bits>
+error_code ELFObjectFile<target_endianness, is64Bits>
+ ::getSectionName(const Elf_Shdr *section,
+ StringRef &Result) const {
+ Result = StringRef(getString(dot_shstrtab_sec, section->sh_name));
+ return object_error::success;
+}
+
template<support::endianness target_endianness, bool is64Bits>
error_code ELFObjectFile<target_endianness, is64Bits>
::getSymbolVersion(const Elf_Shdr *section,
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