llvm-mc-14 (1) - Linux Manuals

llvm-mc-14: manual page for llvm-mc 14


llvm-mc - manual page for llvm-mc 14


OVERVIEW: llvm machine code playground

USAGE: llvm-mc [options] <input file>


Color Options:

--color - Use colors in output (default=autodetect)

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

MC Options:
-I=<directory> - Directory of include files
-M=<string> - Disassembler options
--arch=<string> - Target arch to assemble for, see -version for available targets
Action to perform:
--as-lex - Lex tokens from a .s file
--assemble - Assemble a .s file (default)
--disassemble - Disassemble strings of hex bytes
--mdis - Marked up disassembly of strings of hex bytes
--compress-debug-sections=<value> - Choose DWARF debug sections compression:
- No compression
- Use zlib compression
- Use zlib-gnu compression (deprecated)
--defsym=<string> - Defines a symbol to be an integer constant
--fdebug-compilation-dir=<string> - Specifies the debug info's compilation dir
--fdebug-prefix-map=<= separated key-value pairs> - Map file source paths in debug info
--filetype=<value> - Choose an output file type:
- Emit an assembly ('.s') file
- Don't emit anything (for timing purposes)
- Emit a native object ('.o') file
-g - Generate dwarf debugging info for assembly source files
--large-code-model - Create cfi directives that assume the code might be more than 2gb away
--main-file-name=<string> - Specifies the name we should consider the input file
--masm-hexfloats - Enable MASM-style hex float initializers (3F800000r)
--masm-integers - Enable binary and hex masm integers (0b110 and 0ABCh)
--mattr=<a1,+a2,-a3,...> - Target specific attributes (-mattr=,help/ for details)
--mcpu=<cpu-name> - Target a specific cpu type (-mcpu=,help/ for details)
--motorola-integers - Enable binary and hex Motorola integers (%110 and $ABC)
-n - Don't assume assembly file starts in the text section
--no-exec-stack - File doesn't need an exec stack
-o=<filename> - Output filename
--output-asm-variant=<uint> - Syntax variant to use for output printing
--position-independent - Position independent
--preserve-comments - Preserve Comments in outputted assembly
--print-imm-hex - Prefer hex format for immediate values
--relax-relocations - Emit R_X86_64_GOTPCRELX instead of R_X86_64_GOTPCREL
--save-temp-labels - Don't discard temporary labels
--show-encoding - Show instruction encodings
--show-inst - Show internal instruction representation
--show-inst-operands - Show instructions operands as parsed
--split-dwarf-file=<filename> - DWO output filename
--triple=<string> - Target triple to assemble for, see -version for available targets