| include "llvm/Option/OptParser.td" |
| |
| // For options whose names are multiple letters, either one dash or |
| // two can precede the option name except those that start with 'o'. |
| class F<string name>: Flag<["--", "-"], name>; |
| class J<string name>: Joined<["--", "-"], name>; |
| class S<string name>: Separate<["--", "-"], name>; |
| |
| multiclass Eq<string name> { |
| def "": Separate<["--", "-"], name>; |
| def _eq: Joined<["--", "-"], name # "=">, Alias<!cast<Separate>(NAME)>; |
| } |
| |
| multiclass B<string name, string help1, string help2> { |
| def NAME: Flag<["--", "-"], name>, HelpText<help1>; |
| def no_ # NAME: Flag<["--", "-"], "no-" # name>, HelpText<help2>; |
| } |
| |
| // The follow flags are shared with the ELF linker |
| def color_diagnostics: F<"color-diagnostics">, |
| HelpText<"Use colors in diagnostics">; |
| |
| def color_diagnostics_eq: J<"color-diagnostics=">, |
| HelpText<"Use colors in diagnostics; one of 'always', 'never', 'auto'">; |
| |
| defm demangle: B<"demangle", |
| "Demangle symbol names", |
| "Do not demangle symbol names">; |
| |
| def entry: S<"entry">, MetaVarName<"<entry>">, |
| HelpText<"Name of entry point symbol">; |
| |
| def error_limit: J<"error-limit=">, |
| HelpText<"Maximum number of errors to emit before stopping (0 = no limit)">; |
| |
| def fatal_warnings: F<"fatal-warnings">, |
| HelpText<"Treat warnings as errors">; |
| |
| defm gc_sections: B<"gc-sections", |
| "Enable garbage collection of unused sections", |
| "Disable garbage collection of unused sections">; |
| |
| defm merge_data_segments: B<"merge-data-segments", |
| "Enable merging data segments", |
| "Disable merging data segments">; |
| |
| def help: F<"help">, HelpText<"Print option help">; |
| |
| def l: JoinedOrSeparate<["-"], "l">, MetaVarName<"<libName>">, |
| HelpText<"Root name of library to use">; |
| |
| def L: JoinedOrSeparate<["-"], "L">, MetaVarName<"<dir>">, |
| HelpText<"Add a directory to the library search path">; |
| |
| def mllvm: S<"mllvm">, HelpText<"Options to pass to LLVM">; |
| |
| def no_threads: F<"no-threads">, |
| HelpText<"Do not run the linker multi-threaded">; |
| |
| def no_color_diagnostics: F<"no-color-diagnostics">, |
| HelpText<"Do not use colors in diagnostics">; |
| |
| def no_fatal_warnings: F<"no-fatal-warnings">; |
| |
| def o: JoinedOrSeparate<["-"], "o">, MetaVarName<"<path>">, |
| HelpText<"Path to file to write output">; |
| |
| def O: JoinedOrSeparate<["-"], "O">, HelpText<"Optimize output file size">; |
| |
| defm print_gc_sections: B<"print-gc-sections", |
| "List removed unused sections", |
| "Do not list removed unused sections">; |
| |
| def relocatable: F<"relocatable">, HelpText<"Create relocatable object file">; |
| |
| def strip_all: F<"strip-all">, HelpText<"Strip all symbols">; |
| |
| def strip_debug: F<"strip-debug">, HelpText<"Strip debugging information">; |
| |
| def threads: F<"threads">, HelpText<"Run the linker multi-threaded">; |
| |
| defm undefined: Eq<"undefined">, |
| HelpText<"Force undefined symbol during linking">; |
| |
| def v: Flag<["-"], "v">, HelpText<"Display the version number">; |
| |
| def verbose: F<"verbose">, HelpText<"Verbose mode">; |
| |
| def version: F<"version">, HelpText<"Display the version number and exit">; |
| |
| def z: JoinedOrSeparate<["-"], "z">, MetaVarName<"<option>">, |
| HelpText<"Linker option extensions">; |
| |
| // The follow flags are unique to wasm |
| |
| def allow_undefined: F<"allow-undefined">, |
| HelpText<"Allow undefined symbols in linked binary">; |
| |
| def allow_undefined_file: J<"allow-undefined-file=">, |
| HelpText<"Allow symbols listed in <file> to be undefined in linked binary">; |
| |
| def allow_undefined_file_s: Separate<["-"], "allow-undefined-file">, |
| Alias<allow_undefined_file>; |
| |
| defm export: Eq<"export">, |
| HelpText<"Force a symbol to be exported">; |
| |
| def export_all: F<"export-all">, |
| HelpText<"Export all symbols (normally combined with --no-gc-sections)">; |
| |
| def export_table: F<"export-table">, |
| HelpText<"Export function table to the environment">; |
| |
| def global_base: J<"global-base=">, |
| HelpText<"Where to start to place global data">; |
| |
| def import_memory: F<"import-memory">, |
| HelpText<"Import memory from the environment">; |
| |
| def import_table: F<"import-table">, |
| HelpText<"Import function table from the environment">; |
| |
| def initial_memory: J<"initial-memory=">, |
| HelpText<"Initial size of the linear memory">; |
| |
| def max_memory: J<"max-memory=">, |
| HelpText<"Maximum size of the linear memory">; |
| |
| def no_entry: F<"no-entry">, |
| HelpText<"Do not output any entry point">; |
| |
| def stack_first: F<"stack-first">, |
| HelpText<"Place stack at start of linear memory rather than after data">; |
| |
| defm whole_archive: B<"whole-archive", |
| "Force load of all members in a static library", |
| "Do not force load of all members in a static library (default)">; |
| |
| // Aliases |
| def alias_entry_e: JoinedOrSeparate<["-"], "e">, Alias<entry>; |
| def alias_entry_entry: J<"entry=">, Alias<entry>; |
| def alias_initial_memory_i: Flag<["-"], "i">, Alias<initial_memory>; |
| def alias_max_memory_m: Flag<["-"], "m">, Alias<max_memory>; |
| def alias_relocatable_r: Flag<["-"], "r">, Alias<relocatable>; |
| def alias_undefined_u: JoinedOrSeparate<["-"], "u">, Alias<undefined>; |
| |
| // LTO-related options. |
| def lto_O: J<"lto-O">, MetaVarName<"<opt-level>">, |
| HelpText<"Optimization level for LTO">; |
| def lto_partitions: J<"lto-partitions=">, |
| HelpText<"Number of LTO codegen partitions">; |
| def disable_verify: F<"disable-verify">; |
| def save_temps: F<"save-temps">; |
| def thinlto_cache_dir: J<"thinlto-cache-dir=">, |
| HelpText<"Path to ThinLTO cached object file directory">; |
| defm thinlto_cache_policy: Eq<"thinlto-cache-policy">, |
| HelpText<"Pruning policy for the ThinLTO cache">; |
| def thinlto_jobs: J<"thinlto-jobs=">, HelpText<"Number of ThinLTO jobs">; |
