llvm-otool - Mach-O dumping tool — LLVM 13 documentation

# llvm-otool - Mach-O dumping tool

## SYNOPSIS

llvm-otool [option…] [file…]

## DESCRIPTION

llvm-otool is a tool for dumping Mach-O files.

It attempts to be command-line-compatible and output-compatible with macOS’s otool.

## OPTIONS

`-arch``<value>`

  Select slice of universal Mach-O file.

`-C```

  Print linker optimization hints.

`-D```

  Print shared library id.

`-d```

  Print data section.

`-f```

  Print universal headers.

`-G```

  Print data-in-code table.

`--help-hidden```

  Print help for hidden flags.

`--help```

  Print help.

`-h```

  Print mach header.

`-I```

  Print indirect symbol table.

`-j```

  Print opcode bytes.

`-L```

  Print used shared libraries.

`-l```

  Print load commands.

`-mcpu``=<value>`

  Select cpu for disassembly.

`-o```

  Print Objective-C segment.

`-P```

  Print __TEXT,__info_plist section as strings.

`-p``<function name>`

  Start disassembly at <function name>.

`-r```

  Print relocation entries.

`-s``<segname> <sectname>`

  Print contents of section.

`-t```

  Print text section.

`--version```

  Print version.

`-V```

  Symbolize disassembled operands (implies `-v`).

`-v```

  Verbose output / disassemble when printing text sections.

`-X```

  Omit leading addresses or headers.

`-x```

  Print all text sections.

`@<FILE>```

  Read command-line options and commands from response file <FILE>.

## EXIT STATUS

llvm-otool exits with a non-zero exit code if there is an error. Otherwise, it exits with code 0.

## BUGS

To report bugs, please visit <https://bugs.llvm.org/>.

## SEE ALSO

llvm-nm(1), llvm-objdump(1)