Teach llvm-readobj to print ELF program headers
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179363 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-readobj/ELFDumper.cpp b/tools/llvm-readobj/ELFDumper.cpp
index b0e2734..3757b09 100644
--- a/tools/llvm-readobj/ELFDumper.cpp
+++ b/tools/llvm-readobj/ELFDumper.cpp
@@ -50,16 +50,18 @@
virtual void printDynamicTable() LLVM_OVERRIDE;
virtual void printNeededLibraries() LLVM_OVERRIDE;
+ virtual void printProgramHeaders() LLVM_OVERRIDE;
private:
- typedef typename ELFObjectFile<ELFT>::Elf_Shdr Elf_Shdr;
- typedef typename ELFObjectFile<ELFT>::Elf_Sym Elf_Sym;
+ typedef ELFObjectFile<ELFT> ELFO;
+ typedef typename ELFO::Elf_Shdr Elf_Shdr;
+ typedef typename ELFO::Elf_Sym Elf_Sym;
void printSymbol(symbol_iterator SymI, bool IsDynamic = false);
void printRelocation(section_iterator SecI, relocation_iterator RelI);
- const ELFObjectFile<ELFT> *Obj;
+ const ELFO *Obj;
};
} // namespace
@@ -399,11 +401,37 @@
LLVM_READOBJ_ENUM_ENT(ELF, SHF_MIPS_NOSTRIP )
};
+static const EnumEntry<unsigned> ElfSegmentTypes[] = {
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_NULL ),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_LOAD ),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_DYNAMIC),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_INTERP ),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_NOTE ),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_SHLIB ),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_PHDR ),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_TLS ),
+
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_EH_FRAME),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_SUNW_EH_FRAME),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_SUNW_UNWIND),
+
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_STACK),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_GNU_RELRO),
+
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_ARM_EXIDX),
+ LLVM_READOBJ_ENUM_ENT(ELF, PT_ARM_UNWIND)
+};
+
+static const EnumEntry<unsigned> ElfSegmentFlags[] = {
+ LLVM_READOBJ_ENUM_ENT(ELF, PF_X),
+ LLVM_READOBJ_ENUM_ENT(ELF, PF_W),
+ LLVM_READOBJ_ENUM_ENT(ELF, PF_R)
+};
+
template<class ELFT>
void ELFDumper<ELFT>::printFileHeaders() {
error_code EC;
- typedef ELFObjectFile<ELFT> ELFO;
const typename ELFO::Elf_Ehdr *Header = Obj->getElfHeader();
@@ -745,7 +773,6 @@
template<class ELFT>
void ELFDumper<ELFT>::printDynamicTable() {
- typedef ELFObjectFile<ELFT> ELFO;
typedef typename ELFO::Elf_Dyn_iterator EDI;
EDI Start = Obj->begin_dynamic_table(),
End = Obj->end_dynamic_table(true);
@@ -808,3 +835,22 @@
outs() << " " << Path << "\n";
}
}
+
+template<class ELFT>
+void ELFDumper<ELFT>::printProgramHeaders() {
+ ListScope L(W, "ProgramHeaders");
+
+ for (typename ELFO::Elf_Phdr_Iter PI = Obj->begin_program_headers(),
+ PE = Obj->end_program_headers();
+ PI != PE; ++PI) {
+ DictScope P(W, "ProgramHeader");
+ W.printEnum ("Type", PI->p_type, makeArrayRef(ElfSegmentTypes));
+ W.printHex ("Offset", PI->p_offset);
+ W.printHex ("VirtualAddress", PI->p_vaddr);
+ W.printHex ("PhysicalAddress", PI->p_paddr);
+ W.printNumber("FileSize", PI->p_filesz);
+ W.printNumber("MemSize", PI->p_memsz);
+ W.printFlags ("Flags", PI->p_flags, makeArrayRef(ElfSegmentFlags));
+ W.printNumber("Alignment", PI->p_align);
+ }
+}