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230 lines
8.3 KiB
230 lines
8.3 KiB
include "llvm/Option/OptParser.td"
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// For options whose names are multiple letters, either one dash or
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// two can precede the option name except those that start with 'o'.
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class F<string name>: Flag<["--", "-"], name>;
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class J<string name>: Joined<["--", "-"], name>;
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class S<string name>: Separate<["--", "-"], name>;
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multiclass Eq<string name, string help> {
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def NAME: Separate<["--", "-"], name>;
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def NAME # _eq: Joined<["--", "-"], name # "=">, Alias<!cast<Separate>(NAME)>,
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HelpText<help>;
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}
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multiclass B<string name, string help1, string help2> {
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def NAME: Flag<["--", "-"], name>, HelpText<help1>;
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def no_ # NAME: Flag<["--", "-"], "no-" # name>, HelpText<help2>;
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}
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multiclass BB<string name, string help1, string help2> {
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def NAME: Flag<["--"], name>, HelpText<help1>;
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def no_ # NAME: Flag<["--"], "no-" # name>, HelpText<help2>;
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}
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// The following flags are shared with the ELF linker
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def Bsymbolic: F<"Bsymbolic">, HelpText<"Bind defined symbols locally">;
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defm color_diagnostics: B<"color-diagnostics",
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"Alias for --color-diagnostics=always",
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"Alias for --color-diagnostics=never">;
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def color_diagnostics_eq: J<"color-diagnostics=">,
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HelpText<"Use colors in diagnostics (default: auto)">,
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MetaVarName<"[auto,always,never]">;
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def compress_relocations: F<"compress-relocations">,
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HelpText<"Compress the relocation targets in the code section.">;
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defm demangle: B<"demangle",
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"Demangle symbol names",
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"Do not demangle symbol names">;
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def emit_relocs: F<"emit-relocs">, HelpText<"Generate relocations in output">;
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def error_unresolved_symbols: F<"error-unresolved-symbols">,
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HelpText<"Report unresolved symbols as errors">;
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defm export_dynamic: B<"export-dynamic",
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"Put symbols in the dynamic symbol table",
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"Do not put symbols in the dynamic symbol table (default)">;
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def entry: S<"entry">, MetaVarName<"<entry>">,
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HelpText<"Name of entry point symbol">;
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def error_limit: J<"error-limit=">,
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HelpText<"Maximum number of errors to emit before stopping (0 = no limit)">;
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def fatal_warnings: F<"fatal-warnings">,
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HelpText<"Treat warnings as errors">;
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defm gc_sections: B<"gc-sections",
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"Enable garbage collection of unused sections",
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"Disable garbage collection of unused sections">;
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defm merge_data_segments: B<"merge-data-segments",
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"Enable merging data segments",
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"Disable merging data segments">;
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def help: F<"help">, HelpText<"Print option help">;
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def l: JoinedOrSeparate<["-"], "l">, MetaVarName<"<libName>">,
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HelpText<"Root name of library to use">;
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def L: JoinedOrSeparate<["-"], "L">, MetaVarName<"<dir>">,
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HelpText<"Add a directory to the library search path">;
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def m: JoinedOrSeparate<["-"], "m">, HelpText<"Set target emulation">;
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def mllvm: S<"mllvm">, HelpText<"Options to pass to LLVM">;
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defm Map: Eq<"Map", "Print a link map to the specified file">;
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def no_fatal_warnings: F<"no-fatal-warnings">;
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def o: JoinedOrSeparate<["-"], "o">, MetaVarName<"<path>">,
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HelpText<"Path to file to write output">;
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def O: JoinedOrSeparate<["-"], "O">, HelpText<"Optimize output file size">;
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defm pie: B<"pie",
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"Create a position independent executable",
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"Do not create a position independent executable (default)">;
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defm print_gc_sections: B<"print-gc-sections",
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"List removed unused sections",
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"Do not list removed unused sections">;
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def print_map: F<"print-map">,
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HelpText<"Print a link map to the standard output">;
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def relocatable: F<"relocatable">, HelpText<"Create relocatable object file">;
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defm reproduce: Eq<"reproduce", "Dump linker invocation and input files for debugging">;
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defm rsp_quoting: Eq<"rsp-quoting", "Quoting style for response files">,
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MetaVarName<"[posix,windows]">;
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def shared: F<"shared">, HelpText<"Build a shared object">;
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def strip_all: F<"strip-all">, HelpText<"Strip all symbols">;
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def strip_debug: F<"strip-debug">, HelpText<"Strip debugging information">;
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defm threads
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: Eq<"threads", "Number of threads. '1' disables multi-threading. By "
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"default all available hardware threads are used">;
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def trace: F<"trace">, HelpText<"Print the names of the input files">;
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defm trace_symbol: Eq<"trace-symbol", "Trace references to symbols">;
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defm undefined: Eq<"undefined", "Force undefined symbol during linking">;
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defm unresolved_symbols:
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Eq<"unresolved-symbols", "Determine how to handle unresolved symbols">;
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def v: Flag<["-"], "v">, HelpText<"Display the version number">;
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def verbose: F<"verbose">, HelpText<"Verbose mode">;
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def version: F<"version">, HelpText<"Display the version number and exit">;
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def warn_unresolved_symbols: F<"warn-unresolved-symbols">,
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HelpText<"Report unresolved symbols as warnings">;
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defm wrap: Eq<"wrap", "Use wrapper functions for symbol">,
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MetaVarName<"<symbol>=<symbol>">;
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def z: JoinedOrSeparate<["-"], "z">, MetaVarName<"<option>">,
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HelpText<"Linker option extensions">;
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// The follow flags are unique to wasm
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def allow_undefined: F<"allow-undefined">,
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HelpText<"Allow undefined symbols in linked binary">;
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def allow_undefined_file: J<"allow-undefined-file=">,
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HelpText<"Allow symbols listed in <file> to be undefined in linked binary">;
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def allow_undefined_file_s: Separate<["-"], "allow-undefined-file">,
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Alias<allow_undefined_file>;
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defm export: Eq<"export", "Force a symbol to be exported">;
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def export_all: F<"export-all">,
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HelpText<"Export all symbols (normally combined with --no-gc-sections)">;
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def export_table: F<"export-table">,
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HelpText<"Export function table to the environment">;
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def growable_table: F<"growable-table">,
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HelpText<"Remove maximum size from function table, allowing table to grow">;
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def global_base: J<"global-base=">,
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HelpText<"Where to start to place global data">;
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def import_memory: F<"import-memory">,
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HelpText<"Import memory from the environment">;
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def shared_memory: F<"shared-memory">,
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HelpText<"Use shared linear memory">;
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def import_table: F<"import-table">,
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HelpText<"Import function table from the environment">;
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def initial_memory: J<"initial-memory=">,
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HelpText<"Initial size of the linear memory">;
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def max_memory: J<"max-memory=">,
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HelpText<"Maximum size of the linear memory">;
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def no_entry: F<"no-entry">,
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HelpText<"Do not output any entry point">;
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def stack_first: F<"stack-first">,
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HelpText<"Place stack at start of linear memory rather than after data">;
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defm whole_archive: B<"whole-archive",
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"Force load of all members in a static library",
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"Do not force load of all members in a static library (default)">;
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defm check_features: B<"check-features",
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"Check feature compatibility of linked objects (default)",
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"Ignore feature compatibility of linked objects">;
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def features: CommaJoined<["--", "-"], "features=">,
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HelpText<"Comma-separated used features, inferred from input objects by default.">;
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// Aliases
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def: JoinedOrSeparate<["-"], "e">, Alias<entry>;
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def: J<"entry=">, Alias<entry>;
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def: Flag<["-"], "E">, Alias<export_dynamic>, HelpText<"Alias for --export-dynamic">;
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def: Flag<["-"], "i">, Alias<initial_memory>;
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def: Flag<["-"], "M">, Alias<print_map>, HelpText<"Alias for --print-map">;
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def: Flag<["-"], "r">, Alias<relocatable>;
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def: Flag<["-"], "s">, Alias<strip_all>, HelpText<"Alias for --strip-all">;
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def: Flag<["-"], "S">, Alias<strip_debug>, HelpText<"Alias for --strip-debug">;
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def: Flag<["-"], "t">, Alias<trace>, HelpText<"Alias for --trace">;
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def: JoinedOrSeparate<["-"], "y">, Alias<trace_symbol>, HelpText<"Alias for --trace-symbol">;
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def: JoinedOrSeparate<["-"], "u">, Alias<undefined>;
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// LTO-related options.
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def lto_O: J<"lto-O">, MetaVarName<"<opt-level>">,
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HelpText<"Optimization level for LTO">;
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def lto_partitions: J<"lto-partitions=">,
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HelpText<"Number of LTO codegen partitions">;
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def disable_verify: F<"disable-verify">;
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def save_temps: F<"save-temps">;
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def thinlto_cache_dir: J<"thinlto-cache-dir=">,
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HelpText<"Path to ThinLTO cached object file directory">;
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defm thinlto_cache_policy: Eq<"thinlto-cache-policy", "Pruning policy for the ThinLTO cache">;
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def thinlto_jobs: J<"thinlto-jobs=">,
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HelpText<"Number of ThinLTO jobs. Default to --threads=">;
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defm lto_new_pass_manager: BB<"lto-new-pass-manager", "Use new pass manager", "Use legacy pass manager">;
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def lto_debug_pass_manager: F<"lto-debug-pass-manager">,
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HelpText<"Debug new pass manager">;
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// Experimental PIC mode.
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def experimental_pic: F<"experimental-pic">,
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HelpText<"Enable Experimental PIC">;
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