---
name: "llvm-objdump-4.0"
section: "1"
platform: "linux"
package: "llvm-4.0"
version: "1:4.0.1-10~deb9u2"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/llvm-objdump-4.0"
---

# llvm-objdump-4.0(1)

manual page for llvm-objdump 4.0

## NAME

llvm-objdump - manual page for llvm-objdump 4.0

## DESCRIPTION

OVERVIEW: llvm object file dumper

USAGE: llvm-objdump \[options\] \<input object files\>

OPTIONS:

General options:

**-aarch64-neon-syntax**                            - Choose style of NEON code to emit from AArch64 backend:

- \=generic

  \-   Emit generic NEON assembly

- \=apple

  \-   Emit Apple-style NEON assembly

**-amdgpu-dump-rtmd**                               - Dump AMDGPU runtime metadata

**-amdgpu-spill-sgpr-to-smem**                      - Use scalar stores to spill SGPRs if supported by subtarget

**-amdgpu-vgpr-index-mode**                         - Use GPR indexing mode instead of movrel for vector indexing

**-arch=**\<string\>                                  - architecture(s) from a Mach-O file to dump

**-arch-name=**\<string\>                             - Target arch to disassemble for, see **-version** for available targets

**-archive-headers**                                - Print archive headers for Mach-O archives (requires **-macho**)

**-archive-member-offsets**                         - Print the offset to each archive member for Mach-O archives (requires **-macho** and **-archive-headers**)

**-arm-execute-only**                               -

**-arm-implicit-it**                                - Allow conditional instructions outdside of an IT block

- \=always

  \-   Accept in both ISAs, emit implicit ITs in Thumb

- \=never

  \-   Warn in ARM, reject in Thumb

- \=arm

  \-   Accept in ARM, reject in Thumb

- \=thumb

  \-   Warn in ARM, emit implicit ITs in Thumb

**-bind**                                           - Display mach-o binding info

**-bounds-checking-single-trap**                    - Use one trap block per function

**-color**                                          - use colored syntax highlighting (default=autodetect)

**-cvp-dont-process-adds**                          -

**-data-in-code**                                   - Print the data in code table for Mach-O objects (requires **-macho**)

**-dis-symname=**\<string\>                           - disassemble just this symbol's instructions (requires **-macho**)

**-disable-spill-fusing**                           - Disable fusing of spill code into instructions

**-disassemble**                                    - Display assembler mnemonics for the machine instructions

**-disassemble-all**                                - Display assembler mnemonics for the machine instructions

**-dsym=**\<string\>                                  - Use .dSYM file for debug info

**-dwarf**                                          - Dump of dwarf debug sections:

- \=frames

  \-   .debug\_frame

**-dylib-id**                                       - Print the shared library's id for the dylib Mach-O file (requires **-macho**)

**-dylibs-used**                                    - Print the shared libraries used for linked Mach-O files (requires **-macho**)

**-enable-implicit-null-checks**                    - Fold null checks into faulting memory operations

**-enable-load-pre**                                -

**-enable-name-compression**                        - Enable name string compression

**-enable-objc-arc-opts**                           - enable/disable all ARC Optimizations

**-enable-scoped-noalias**                          -

**-enable-tbaa**                                    -

**-exhaustive-register-search**                     - Exhaustive Search for registers bypassing the depth and interference cutoffs of last chance recoloring

**-expensive-combines**                             - Enable expensive instruction combines

**-exports-trie**                                   - Display mach-o exported symbols

**-fault-map-section**                              - Display contents of faultmap section

**-filter-print-funcs=**\<function names\>            - Only print IR for functions whose name match this for all print-\[before\|after\]\[-all\] options

**-full-leading-addr**                              - Print full leading address

**-g**                                              - Print line information from debug info if available

- **-gpsize=**\<uint\> - Global Pointer Addressing Size.

  The default size is 8.

**-hash-based-counter-split**                       - Rename counter variable of a comdat function based on cfg hash

**-ignore-empty-index-file**                        - Ignore an empty index file and perform non-ThinLTO compilation

**-imp-null-check-page-size=**\<int\>                 - The page size of the target in bytes

**-imp-null-max-insts-to-consider=**\<uint\>          - The max number of instructions to consider hoisting loads over (the algorithm is quadratic over this number)

**-indirect-symbols**                               - Print indirect symbol table for Mach-O objects (requires **-macho**)

**-info-plist**                                     - Print the info plist section as strings for Mach-O objects (requires **-macho**)

**-internalize-public-api-file=**\<filename\>         - A file containing list of symbol names to preserve

**-internalize-public-api-list=**\<list\>             - A list of symbol names to preserve

**-join-liveintervals**                             - Coalesce copies (default=true)

**-lazy-bind**                                      - Display mach-o lazy binding info

**-limit-float-precision=**\<uint\>                   - Generate low-precision inline sequences for some float libcalls

**-line-numbers**                                   - Display source line numbers with disassembly. Implies disassemble object

**-link-opt-hints**                                 - Print the linker optimization hints for Mach-O objects (requires **-macho**)

**-lto-pass-remarks-output=**\<filename\>             - Output filename for pass remarks

**-macho**                                          - Use MachO specific object file parser

**-mattr=**\<a1,+a2,-a3,...\>                         - Target specific attributes

**-mcpu=**\<cpu-name\>                                - Target a specific cpu type (**-mcpu**=*help* for details)

**-merror-missing-parenthesis**                     - Error for missing parenthesis around predicate registers

**-merror-noncontigious-register**                  - Error for register names that aren't contigious

**-mfuture-regs**                                   - Enable future registers

**-mips-compact-branches**                          - MIPS Specific: Compact branch policy.

- \=never

  \-   Do not use compact branches if possible.

- \=optimal

  \-   Use compact branches where appropiate (default).

- \=always

  \-   Always use compact branches if possible.

**-mips16-constant-islands**                        - Enable mips16 constant islands.

**-mips16-hard-float**                              - Enable mips16 hard float.

**-mno-compound**                                   - Disable looking for compound instructions for Hexagon

**-mno-fixup**                                      - Disable fixing up resolved relocations for Hexagon

**-mno-ldc1-sdc1**                                  - Expand double precision loads and stores to their single precision counterparts

**-mno-pairing**                                    - Disable looking for duplex instructions for Hexagon

**-mwarn-missing-parenthesis**                      - Warn for missing parenthesis around predicate registers

**-mwarn-noncontigious-register**                   - Warn for register names that arent contigious

**-mwarn-sign-mismatch**                            - Warn for mismatching a signed and unsigned value

**-no-discriminators**                              - Disable generation of discriminator information.

**-no-leading-addr**                                - Print no leading address

**-no-leading-headers**                             - Print no leading headers

**-no-show-raw-insn**                               - When disassembling instructions, do not print the instruction bytes.

**-no-symbolic-operands**                           - do not symbolic operands when disassembling (requires **-macho**)

**-non-verbose**                                    - Print the info for Mach-O objects in non-verbose or numeric form (requires **-macho**)

**-nvptx-sched4reg**                                - NVPTX Specific: schedule for register pressue

**-objc-meta-data**                                 - Print the Objective-C runtime meta data for Mach-O files (requires **-macho**)

**-print-after-all**                                - Print IR after each pass

**-print-before-all**                               - Print IR before each pass

**-print-imm-hex**                                  - Use hex format for immediate values

**-print-machineinstrs=**\<pass-name\>                - Print machine instrs

**-private-header**                                 - Display only the first format specific file header

**-private-headers**                                - Display format specific file headers

**-r**                                              - Display the relocation entries in the file

**-r600-ir-structurize**                            - Use StructurizeCFG IR pass

**-raw-clang-ast**                                  - Dump the raw binary contents of the clang AST section

**-rdf-dump**                                       -

**-rdf-limit=**\<uint\>                               -

**-rebase**                                         - Display mach-o rebasing info

**-regalloc**                                       - Register allocator to use

- \=default

  \-   pick register allocator based on **-O** option

- \=pbqp

  \-   PBQP register allocator

- \=greedy

  \-   greedy register allocator

- \=fast

  \-   fast register allocator

- \=basic

  \-   basic register allocator

**-rewrite-map-file=**\<filename\>                    - Symbol Rewrite Map

**-rng-seed=**\<seed\>                                - Seed for the random number generator

**-s**                                              - Display the content of each section

**-sample-profile-check-record-coverage=**\<N\>       - Emit a warning if less than N% of records in the input profile are matched to the IR.

**-sample-profile-check-sample-coverage=**\<N\>       - Emit a warning if less than N% of samples in the input profile are matched to the IR.

**-sample-profile-inline-hot-threshold=**\<N\>        - Inlined functions that account for more than N% of all samples collected in the parent function, will be inlined again.

**-sample-profile-max-propagate-iterations=**\<uint\> - Maximum number of iterations to go through when propagating sample block/edge weights through the CFG.

**-section=**\<string\>                               - Operate on the specified sections only. With **-macho** dump segment,section

**-section-headers**                                - Display summaries of the headers for each section.

**-source**                                         - Display source inlined with disassembly. Implies disassmble object

**-stackmap-version=**\<int\>                         - Specify the stackmap encoding version (default = 2)

**-start-address=**\<address\>                        - Disassemble beginning at address

**-static-func-full-module-prefix**                 - Use full module build paths in the profile counter names for static functions.

**-stats**                                          - Enable statistics output from program (available with Asserts)

**-stats-json**                                     - Display statistics as json data

**-stop-address=**\<address\>                         - Stop disassembly at address

**-summary-file=**\<string\>                          - The summary file to use for function importing.

**-t**                                              - Display the symbol table

**-threads=**\<int\>                                  -

**-time-passes**                                    - Time each pass, printing elapsed time for each on exit

**-triple=**\<string\>                                - Target triple to disassemble for, see **-version** for available targets

**-universal-headers**                              - Print Mach-O universal headers (requires **-macho**)

**-unwind-info**                                    - Display unwind information

**-verify-debug-info**                              -

**-verify-dom-info**                                - Verify dominator info (time consuming)

**-verify-loop-info**                               - Verify loop info (time consuming)

**-verify-loop-lcssa**                              - Verify loop lcssa form (time consuming)

**-verify-machine-dom-info**                        - Verify machine dominator info (time consuming)

**-verify-regalloc**                                - Verify during register allocation

**-verify-region-info**                             - Verify region info (time consuming)

**-verify-scev**                                    - Verify ScalarEvolution's backedge taken counts (slow)

**-verify-scev-maps**                               - Verify no dangling value in ScalarEvolution's ExprValueMap (slow)

**-vp-counters-per-site=**\<number\>                  - The average number of profile counters allocated per value profiling site.

**-vp-static-alloc**                                - Do static counter allocation for value profiler

**-weak-bind**                                      - Display mach-o weak binding info

**-x86-asm-syntax**                                 - Choose style of code to emit from X86 backend:

- \=att

  \-   Emit AT&T-style assembly

- \=intel

  \-   Emit Intel-style assembly

Generic Options:

**-help**                                           - Display available options (**-help-hidden** for more)

**-help-list**                                      - Display list of available options (**-help-list-hidden** for more)

**-version**                                        - Display the version of this program

## SEE ALSO

The full documentation for **llvm-objdump** is maintained as a Texinfo manual.  If the **info** and **llvm-objdump** programs are properly installed at your site, the command

-

  **info llvm-objdump**

should give you access to the complete manual.