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[llvm-readobj] Add -elf-section-groups option

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Adds a way to inspect SHT_GROUP sections in ELF objects.
Displays signature, member sections of these sections.

Differential revision: http://reviews.llvm.org/D16555

llvm-svn: 258845
This commit is contained in:
Hemant Kulkarni
2016-01-26 19:46:39 +00:00
parent 4c91ad1be7
commit ab4a46fa1c
6 changed files with 110 additions and 10 deletions
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30
llvm/tools/llvm-readobj/llvm-readobj.cpp
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@@ -227,6 +227,12 @@ namespace opts {
cl::desc("Display ELF version sections (if present)"));
cl::alias VersionInfoShort("V", cl::desc("Alias for -version-info"),
cl::aliasopt(VersionInfo));
cl::opt<bool> SectionGroups("elf-section-groups",
cl::desc("Display ELF section group contents"));
cl::alias SectionGroupsShort("g", cl::desc("Alias for -elf-sections-groups"),
cl::aliasopt(SectionGroups));
} // namespace opts
namespace llvm {
@@ -334,16 +340,20 @@ static void dumpObject(const ObjectFile *Obj) {
Dumper->printGnuHashTable();
if (opts::VersionInfo)
Dumper->printVersionInfo();
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 (Obj->isELF()) {
if (Obj->getArch() == llvm::Triple::arm)
if (opts::ARMAttributes)
Dumper->printAttributes();
if (isMipsArch(Obj->getArch())) {
if (opts::MipsPLTGOT)
Dumper->printMipsPLTGOT();
if (opts::MipsABIFlags)
Dumper->printMipsABIFlags();
if (opts::MipsReginfo)
Dumper->printMipsReginfo();
}
if (opts::SectionGroups)
Dumper->printGroupSections();
}
if (Obj->isCOFF()) {
if (opts::COFFImports)