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Add mach-o LC_RPATH support to llvm-objdump

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Summary: Add rpath load command support in Mach-O object and update llvm-objdump to use it.

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D6512

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223343 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jean-Daniel Dupas
2014-12-04 07:37:02 +00:00
parent d3c452a506
commit 206b84f324
5 changed files with 39 additions and 0 deletions
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19
tools/llvm-objdump/MachODump.cpp
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@ -3299,6 +3299,22 @@ static void PrintUuidLoadCommand(MachO::uuid_command uuid) {
outs() << "\n";
}
static void PrintRpathLoadCommand(MachO::rpath_command rpath,
const char *Ptr) {
outs() << " cmd LC_RPATH\n";
outs() << " cmdsize " << rpath.cmdsize;
if (rpath.cmdsize < sizeof(struct MachO::rpath_command))
outs() << " Incorrect size\n";
else
outs() << "\n";
if (rpath.path >= rpath.cmdsize)
outs() << " path ?(bad offset " << rpath.path << ")\n";
else {
const char *P = (const char *)(Ptr) + rpath.path;
outs() << " path " << P << " (offset " << rpath.path << ")\n";
}
}
static void PrintVersionMinLoadCommand(MachO::version_min_command vd) {
if (vd.cmd == MachO::LC_VERSION_MIN_MACOSX)
outs() << " cmd LC_VERSION_MIN_MACOSX\n";
@ -3494,6 +3510,9 @@ static void PrintLoadCommands(const MachOObjectFile *Obj, uint32_t ncmds,
} else if (Command.C.cmd == MachO::LC_UUID) {
MachO::uuid_command Uuid = Obj->getUuidCommand(Command);
PrintUuidLoadCommand(Uuid);
} else if (Command.C.cmd == MachO::LC_RPATH) {
MachO::rpath_command Rpath = Obj->getRpathCommand(Command);
PrintRpathLoadCommand(Rpath, Command.Ptr);
} else if (Command.C.cmd == MachO::LC_VERSION_MIN_MACOSX) {
MachO::version_min_command Vd = Obj->getVersionMinLoadCommand(Command);
PrintVersionMinLoadCommand(Vd);