Scroll to navigation

LLVM-SIZE(1) User Commands LLVM-SIZE(1)

NAME

llvm-size - manual page for llvm-size 3.7

DESCRIPTION

ERROR: ld.so: object 'libfakeroot-sysv.so' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored. OVERVIEW: llvm object size dumper

USAGE: llvm-size [options] <input files>

OPTIONS:

General options:

--radix=<uint> - Print size in radix. Only 8, 10, and 16 are valid

Specify output format

-A - System V format

-B - Berkeley format

-m - Darwin -m format

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

=generic
- Emit generic NEON assembly
=apple
- Emit Apple-style NEON assembly

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

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

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

-cppfname=<function name> - Specify the name of the generated function

-cppfor=<string> - Specify the name of the thing to generate

-cppgen - Choose what kind of output to generate

=program
- Generate a complete program
=module
- Generate a module definition
=contents
- Generate contents of a module
=function
- Generate a function definition
=functions
- Generate all function definitions
=inline
- Generate an inline function
=variable
- Generate a variable definition
=type
- Generate a type definition
Print size in radix:

-o - Print size in octal

-d - Print size in decimal

-x - Print size in hexadecimal

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

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

-enable-load-pre -

-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

-format - Specify output format

=sysv
- System V format
=berkeley
- Berkeley format
=darwin
- Darwin -m format
The default size is 8.

-imp-null-check-page-size=<uint> - The page size of the target in bytes

-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)

-l - When format is darwin, use long format to include addresses and offsets.

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

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

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

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

-no-discriminators - Disable generation of discriminator information.

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

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

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

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

-regalloc - Register allocator to use

=default
- pick register allocator based on -O option
=basic
- basic register allocator
=fast
- fast register allocator
=greedy
- greedy register allocator
=pbqp
- PBQP register allocator

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

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

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

-stackmap-version=<int> - Specify the stackmap encoding version (default = 1)

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

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

-verify-debug-info -

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

-verify-loop-info - Verify loop 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)

-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-size is maintained as a Texinfo manual. If the info and llvm-size programs are properly installed at your site, the command

info llvm-size

should give you access to the complete manual.

January 2017 llvm-size 3.7