llvm-readelf - GNU-style LLVM Object Reader¶
SYNOPSIS¶
llvm-readelf [options] [input…]
DESCRIPTION¶
The llvm-readelf tool displays low-level format-specific information about one or more object files.
If input
is “-
“, llvm-readelf reads from standard
input. Otherwise, it will read from the specified filenames
.
OPTIONS¶
-
--all
¶
Equivalent to specifying all the main display options relevant to the file format.
-
--addrsig
¶
Display the address-significance table.
-
--arch-specific
,
-A
¶
Display architecture-specific information, e.g. the ARM attributes section on ARM.
-
--bb-addr-map
¶
Display the contents of the basic block address map section(s), which contain the address of each function, along with the relative offset of each basic block.
-
--demangle
,
-C
¶
Display demangled symbol names in the output.
-
--dyn-relocations
¶
Display the dynamic relocation entries.
-
--dyn-symbols
,
--dyn-syms
¶
Display the dynamic symbol table.
-
--dynamic-table
,
--dynamic
,
-d
¶
Display the dynamic table.
-
--cg-profile
¶
Display the callgraph profile section.
-
--histogram
,
-I
¶
Display a bucket list histogram for dynamic symbol hash tables.
-
--elf-linker-options
¶
Display the linker options section.
-
--elf-output-style
=<value>
¶ Format ELF information in the specified style. Valid options are
LLVM
andGNU
.LLVM
output is an expanded and structured format, whilstGNU
(the default) output mimics the equivalent GNU readelf output.
-
--section-groups
,
-g
¶
Display section groups.
-
--expand-relocs
¶
When used with
--relocations
, display each relocation in an expanded multi-line format.
-
--file-header
,
-h
¶
Display file headers.
-
--gnu-hash-table
¶
Display the GNU hash table for dynamic symbols.
-
--hash-symbols
¶
Display the expanded hash table with dynamic symbol data.
-
--hash-table
¶
Display the hash table for dynamic symbols.
-
--headers
,
-e
¶
Equivalent to setting:
--file-header
,--program-headers
, and--sections
.
-
--help
¶
Display a summary of command line options.
-
--hex-dump
=<section[,section,...]>
,
-x
¶
Display the specified section(s) as hexadecimal bytes.
section
may be a section index or section name.
-
--needed-libs
¶
Display the needed libraries.
-
--notes
,
-n
¶
Display all notes.
-
--program-headers
,
--segments
,
-l
¶
Display the program headers.
-
--raw-relr
¶
Do not decode relocations in RELR relocation sections when displaying them.
-
--relocations
,
--relocs
,
-r
¶
Display the relocation entries in the file.
-
--sections
,
--section-headers
,
-S
¶
Display all sections.
-
--section-data
¶
When used with
--sections
, display section data for each section shown. This option has no effect for GNU style output.
-
--section-details
,
-t
¶
Display all section details. Used as an alternative to
--sections
.
-
--section-mapping
¶
Display the section to segment mapping.
-
--section-relocations
¶
When used with
--sections
, display relocations for each section shown. This option has no effect for GNU style output.
-
--section-symbols
¶
When used with
--sections
, display symbols for each section shown. This option has no effect for GNU style output.
-
--stackmap
¶
Display contents of the stackmap section.
-
--stack-sizes
¶
Display the contents of the stack sizes section(s), i.e. pairs of function names and the size of their stack frames. Currently only implemented for GNU style output.
-
--string-dump
=<section[,section,...]>
,
-p
¶
Display the specified section(s) as a list of strings.
section
may be a section index or section name.
-
--symbols
,
--syms
,
-s
¶
Display the symbol table.
-
--unwind
,
-u
¶
Display unwind information.
-
--version
¶
Display the version of the llvm-readelf executable.
-
--version-info
,
-V
¶
Display version sections.
-
@<FILE>
¶
Read command-line options from response file <FILE>.
EXIT STATUS¶
llvm-readelf returns 0 under normal operation. It returns a non-zero exit code if there were any errors.