1.\" Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 2.\" See https://llvm.org/LICENSE.txt for license information. 3.\" SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 4.\" 5.Dd December 19, 2018 6.Dt LLVM-OBJDUMP 1 7.Os 8.Sh NAME 9.Nm llvm-objdump 10.Nd LLVM object file dumper 11.Sh SYNOPSIS 12.Nm llvm-objdump 13.Op Ar options 14.Ar objfile ... 15.Sh DESCRIPTION 16.Nm 17prints the contents of object files and final linked images named on the 18command line. 19If no file name is specified, 20.Nm 21will attempt to read from 22.Pa a.out . 23If 24.Pa - 25is used as a file name, 26.Nm 27will process a file on its standard input stream. 28.Nm 29accepts many of the same command line arguments as GNU objdump. 30.Sh OPTIONS 31.Ss General Options 32.Bl -tag -width indent 33.It Fl -aarch64-neon-syntax Ns = Ns Ar value 34Choose style of NEON code to emit from AArch64 backend. 35.Ar value 36may be one of: 37.Bl -tag -width indent 38.It generic 39Generic NEON assembly 40.It apple 41Apple-style NEON assembly 42.El 43.It Fl -arch Ns = Ns Ar value 44Choose architecture(s) from a Mach-O file to dump 45.It Fl -arch-name Ns = Ns ar arch 46Target arch to disassemble for. 47See 48.Fl -version 49for available targets. 50.It Fl -bind 51Display mach-o binding info. 52.It Fl -color 53Use colored syntax highlighting. 54Default autodetect. 55.It Fl -disassemble 56Display assembler mnemonics for machine instructions. 57.It Fl -disassemble-all 58Display assembler mnemonics for the machine instruction in all sections. 59.It Fl -dsym Ns = Ns Ar file 60Use 61.Ar file 62for debug info. 63.It Fl -dwarf Ns = Ns Ar sections 64Dump of dwarf debug sections. 65.Bl -tag -width indent 66.It frames 67.Dv .debug_frame 68.El 69.It Fl -exports-trie 70Display mach-o exported symbols. 71.It Fl -fault-map-section 72Display contents of faultmap section. 73.It Fl -filter-print-funcs Ns = Ns Ar functions 74Only print IR for functions whose name match 75.Ar functions 76for all print-[before|after][-all] options. 77.It Fl -full-leading-addr 78Print full leading address. 79.It Fl g 80Print line information from debug info if available. 81.It Fl h , -headers , -section-headers 82Display summaries of the headers for each section. 83.It Fl -help 84Display available options. 85Use 86.Fl -help-hidden 87for more. 88.It Fl -lazy-bind 89Display mach-o lazy binding info. 90.It Fl -line-numbers 91Display source line numbers with disassembly. 92Implies disassemble object. 93.It Fl -macho 94Use MachO specific object file parser. 95.It Fl -mattr Ns = Ns Ar attribute ... 96Target specific attributes. 97.It Fl -mcpu Ns = Ns Ar CPU 98Target a specific cpu type. 99Use 100.Fl mcpu Ns = Ns help 101for details. 102.It Fl -no-leading-addr 103Print no leading address. 104.It Fl -no-leading-headers 105Print no leading headers. 106.It Fl -no-show-raw-insn 107When disassembling instructions, do not print the instruction bytes. 108.It Fl -offloading 109Display the content of the LLVM offloading section. 110.It Fl -prefix Ns = Ns Ar PREFIX 111When disassembling, add 112.Ar PREFIX 113to absolute paths. 114.It Fl -prefix-strip Ns = Ns Ar LEVEL 115When disassembling, strip out 116.Ar LEVEL 117initial directories from absolute paths. This option has no effect without 118.Fl -prefix Ns = Ns PREFIX . 119.It Fl -print-imm-hex 120Use hex format for immediate values. 121.It Fl -private-header 122Display only the first format specific file header. 123.It Fl -private-headers 124Display format specific file headers. 125.It Fl r 126Display the relocation entries in the file. 127.It Fl -raw-clang-ast 128Dump the raw binary contents of the clang AST section. 129.It Fl -rebase 130Display mach-o rebasing info. 131.It Fl -reverse-iterate 132Reverse iterate. 133.It Fl s 134Display the content of each section. 135.It Fl -section Ns = Ns Ar section 136Operate on the specified sections only. 137With 138.Fl -macho 139dump segment,section. 140.It Fl -source 141Display source inline with disassembly. 142Implies disassemble object. 143.It Fl -start-address Ns = Ns Ar address 144Disassemble beginning at 145.Ar address . 146.It Fl -stop-address Ns = Ns Ar address 147Stop disassembly at 148.Ar address . 149.It Fl t 150Display the symbol table. 151.It Fl -triple Ns = Ns Ar triple 152Target triple to disassemble for. 153See 154.Fl -version 155for available targets. 156.It Fl -unwind-info 157Display unwind information. 158.It Fl -version 159Display the version of this program. 160.It Fl -weak-bind 161Display mach-o weak binding info. 162.It Fl -x86-asm-syntax Ns = Ns Ar syntax 163Choose style of code to emit from X86 backend. 164.Bl -tag -width indent 165.It att 166Emit AT&T-style assembly. 167.It intel 168Emit Intel-style assembly. 169.El 170.El 171.Ss Mach-O Options 172There are a number of options specific to the Mach-O format. 173These are used in combination with the 174.Fl -macho 175option. 176.Bl -tag -width indent 177.It Fl -archive-headers 178Print archive headers for Mach-O archives. 179.It Fl -archive-member-offsets 180Print the offset to each archive member for Mach-O archives. 181Requires 182.Fl -macho 183and 184.Fl -archive-headers . 185.It Fl -data-in-code 186Print the data in code table for Mach-O objects. 187.It Fl -dis-symname Ns = Ns Ar symbol 188Disassemble just 189.Ar symbol 's 190instructions. 191.It Fl -dylib-id 192Print the shared library's id for the dylib Mach-O file. 193.It Fl -dylibs-used 194Print the shared libraries used for linked Mach-O files. 195.It Fl -indirect-symbols 196Print indirect symbol table for Mach-O objects. 197.It Fl -info-plist 198Print the info plist section as strings for Mach-O objects. 199.It Fl -link-opt-hints 200Print the linker optimization hints for Mach-O objects. 201.It Fl -no-symbolic-operands 202do not symbolic operands when disassembling. 203.It Fl -non-verbose 204Print the info for Mach-O objects in non-verbose or numeric form. 205.It Fl -objc-meta-data 206Print the Objective-C runtime meta data for Mach-O files. 207.It Fl -universal-headers 208Print Mach-O universal headers. 209.El 210