| 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>; |
| class JS<string name>: JoinedOrSeparate<["--", "-"], name>; |
| |
| def Bsymbolic: F<"Bsymbolic">, HelpText<"Bind defined symbols locally">; |
| |
| def Bsymbolic_functions: F<"Bsymbolic-functions">, |
| HelpText<"Bind defined function symbols locally">; |
| |
| def Bdynamic: F<"Bdynamic">, HelpText<"Link against shared libraries">; |
| |
| def Bstatic: F<"Bstatic">, HelpText<"Do not link against shared libraries">; |
| |
| def build_id: F<"build-id">, HelpText<"Generate build ID note">; |
| |
| def build_id_eq: J<"build-id=">, HelpText<"Generate build ID note">; |
| |
| def L: JoinedOrSeparate<["-"], "L">, MetaVarName<"<dir>">, |
| HelpText<"Add a directory to the library search path">; |
| |
| def O: Joined<["-"], "O">, HelpText<"Optimize output file size">; |
| |
| def allow_multiple_definition: F<"allow-multiple-definition">, |
| HelpText<"Allow multiple definitions">; |
| |
| def as_needed: F<"as-needed">, |
| HelpText<"Only set DT_NEEDED for shared libraries if used">; |
| |
| def disable_new_dtags: F<"disable-new-dtags">, |
| HelpText<"Disable new dynamic tags">; |
| |
| def discard_all: F<"discard-all">, HelpText<"Delete all local symbols">; |
| |
| def discard_locals: F<"discard-locals">, |
| HelpText<"Delete temporary local symbols">; |
| |
| def discard_none: F<"discard-none">, |
| HelpText<"Keep all symbols in the symbol table">; |
| |
| def dynamic_linker: S<"dynamic-linker">, |
| HelpText<"Which dynamic linker to use">; |
| |
| def dynamic_list: S<"dynamic-list">, |
| HelpText<"Read a list of dynamic symbols">; |
| |
| def eh_frame_hdr: F<"eh-frame-hdr">, |
| HelpText<"Request creation of .eh_frame_hdr section and PT_GNU_EH_FRAME segment header">; |
| |
| def enable_new_dtags: F<"enable-new-dtags">, |
| HelpText<"Enable new dynamic tags">; |
| |
| def end_lib: F<"end-lib">, |
| HelpText<"End a grouping of objects that should be treated as if they were together in an archive">; |
| |
| def entry: S<"entry">, MetaVarName<"<entry>">, |
| HelpText<"Name of entry point symbol">; |
| |
| def export_dynamic: F<"export-dynamic">, |
| HelpText<"Put symbols in the dynamic symbol table">; |
| |
| def export_dynamic_symbol: S<"export-dynamic-symbol">, |
| HelpText<"Put a symbol in the dynamic symbol table">; |
| |
| def fatal_warnings: F<"fatal-warnings">, |
| HelpText<"Treat warnings as errors">; |
| |
| def fini: S<"fini">, MetaVarName<"<symbol>">, |
| HelpText<"Specify a finalizer function">; |
| |
| def hash_style: S<"hash-style">, |
| HelpText<"Specify hash style (sysv, gnu or both)">; |
| |
| def help: F<"help">, HelpText<"Print option help">; |
| |
| def icf: F<"icf=all">, HelpText<"Enable identical code folding">; |
| |
| def image_base : J<"image-base=">, HelpText<"Set the base address">; |
| |
| def gc_sections: F<"gc-sections">, |
| HelpText<"Enable garbage collection of unused sections">; |
| |
| def init: S<"init">, MetaVarName<"<symbol>">, |
| HelpText<"Specify an initializer function">; |
| |
| def l: JoinedOrSeparate<["-"], "l">, MetaVarName<"<libName>">, |
| HelpText<"Root name of library to use">; |
| |
| def lto_O: J<"lto-O">, MetaVarName<"<opt-level>">, |
| HelpText<"Optimization level for LTO">; |
| |
| def m: JoinedOrSeparate<["-"], "m">, HelpText<"Set target emulation">; |
| |
| def no_as_needed: F<"no-as-needed">, |
| HelpText<"Always DT_NEEDED for shared libraries">; |
| |
| def no_demangle: F<"no-demangle">, |
| HelpText<"Do not demangle symbol names">; |
| |
| def no_gnu_unique: F<"no-gnu-unique">, |
| HelpText<"Disable STB_GNU_UNIQUE symbol binding">; |
| |
| def no_whole_archive: F<"no-whole-archive">, |
| HelpText<"Restores the default behavior of loading archive members">; |
| |
| def noinhibit_exec: F<"noinhibit-exec">, |
| HelpText<"Retain the executable output file whenever it is still usable">; |
| |
| def no_undefined: F<"no-undefined">, |
| HelpText<"Report unresolved symbols even if the linker is creating a shared library">; |
| |
| def no_undefined_version: F<"no-undefined-version">, |
| HelpText<"Report version scripts that refer undefined symbols">; |
| |
| def o: JoinedOrSeparate<["-"], "o">, MetaVarName<"<path>">, |
| HelpText<"Path to file to write output">; |
| |
| def pie: F<"pie">, HelpText<"Create a position independent executable">; |
| |
| def print_gc_sections: F<"print-gc-sections">, |
| HelpText<"List removed unused sections">; |
| |
| def reproduce: S<"reproduce">, |
| HelpText<"Dump linker invocation and input files for debugging">; |
| |
| def rpath: S<"rpath">, HelpText<"Add a DT_RUNPATH to the output">; |
| |
| def relocatable: F<"relocatable">, HelpText<"Create relocatable object file">; |
| |
| def script: S<"script">, HelpText<"Read linker script">; |
| |
| def shared: F<"shared">, HelpText<"Build a shared object">; |
| |
| def soname: J<"soname=">, HelpText<"Set DT_SONAME">; |
| |
| def start_lib: F<"start-lib">, |
| HelpText<"Start a grouping of objects that should be treated as if they were together in an archive">; |
| |
| def strip_all: F<"strip-all">, HelpText<"Strip all symbols">; |
| |
| def strip_debug: F<"strip-debug">, HelpText<"Strip debugging information">; |
| |
| def sysroot: J<"sysroot=">, HelpText<"Set the system root">; |
| |
| def threads: F<"threads">, HelpText<"Enable use of threads">; |
| |
| def trace: F<"trace">, HelpText<"Print the names of the input files">; |
| |
| def trace_symbol : J<"trace-symbol=">, HelpText<"Trace references to symbols">; |
| |
| def undefined: J<"undefined=">, |
| HelpText<"Force undefined symbol during linking">; |
| |
| def unresolved_symbols: J<"unresolved-symbols=">, |
| HelpText<"Determine how to handle unresolved symbols">; |
| |
| def rsp_quoting: J<"rsp-quoting=">, |
| HelpText<"Quoting style for response files. Values supported: windows|posix">; |
| |
| def verbose: F<"verbose">, HelpText<"Verbose mode">; |
| |
| def version: F<"version">, HelpText<"Display the version number">; |
| |
| def version_script: S<"version-script">, |
| HelpText<"Read a version script">; |
| |
| def warn_common: F<"warn-common">, |
| HelpText<"Warn about duplicate common symbols">; |
| |
| def whole_archive: F<"whole-archive">, |
| HelpText<"Force load of all members in a static library">; |
| |
| def wrap: S<"wrap">, MetaVarName<"<symbol>">, |
| HelpText<"Use wrapper functions for symbol">; |
| |
| def z: JoinedOrSeparate<["-"], "z">, MetaVarName<"<option>">, |
| HelpText<"Linker option extensions">; |
| |
| // Aliases |
| def alias_Bdynamic_call_shared: F<"call_shared">, Alias<Bdynamic>; |
| def alias_Bdynamic_dy: F<"dy">, Alias<Bdynamic>; |
| def alias_Bstatic_dn: F<"dn">, Alias<Bstatic>; |
| def alias_Bstatic_non_shared: F<"non_shared">, Alias<Bstatic>; |
| def alias_Bstatic_static: F<"static">, Alias<Bstatic>; |
| def alias_L__library_path: J<"library-path=">, Alias<L>; |
| def alias_discard_all_x: Flag<["-"], "x">, Alias<discard_all>; |
| def alias_discard_locals_X: Flag<["-"], "X">, Alias<discard_locals>; |
| def alias_dynamic_list: J<"dynamic-list=">, Alias<dynamic_list>; |
| def alias_entry_e: JoinedOrSeparate<["-"], "e">, Alias<entry>; |
| def alias_entry_entry: J<"entry=">, Alias<entry>; |
| def alias_export_dynamic_E: Flag<["-"], "E">, Alias<export_dynamic>; |
| def alias_export_dynamic_symbol: J<"export-dynamic-symbol=">, |
| Alias<export_dynamic_symbol>; |
| def alias_fini_fini: J<"fini=">, Alias<fini>; |
| def alias_hash_style_hash_style: J<"hash-style=">, Alias<hash_style>; |
| def alias_init_init: J<"init=">, Alias<init>; |
| def alias_l__library: J<"library=">, Alias<l>; |
| def alias_o_output: Joined<["--"], "output=">, Alias<o>; |
| def alias_pie_pic_executable: F<"pic-executable">, Alias<pie>; |
| def alias_relocatable_r: Flag<["-"], "r">, Alias<relocatable>; |
| def alias_rpath_R: Joined<["-"], "R">, Alias<rpath>; |
| def alias_rpath_rpath: J<"rpath=">, Alias<rpath>; |
| def alias_script_T: JoinedOrSeparate<["-"], "T">, Alias<script>; |
| def alias_shared_Bshareable: F<"Bshareable">, Alias<shared>; |
| def alias_soname_h: JoinedOrSeparate<["-"], "h">, Alias<soname>; |
| def alias_soname_soname: S<"soname">, Alias<soname>; |
| def alias_strip_all: Flag<["-"], "s">, Alias<strip_all>; |
| def alias_strip_debug_S: Flag<["-"], "S">, Alias<strip_debug>; |
| def alias_trace: Flag<["-"], "t">, Alias<trace>; |
| def alias_trace_symbol_y : JoinedOrSeparate<["-"], "y">, Alias<trace_symbol>; |
| def alias_undefined_u: JoinedOrSeparate<["-"], "u">, Alias<undefined>; |
| def alias_version_V: Flag<["-"], "V">, Alias<version>; |
| def alias_version_v: Flag<["-"], "v">, Alias<version>; |
| def alias_wrap_wrap: J<"wrap=">, Alias<wrap>; |
| |
| // Our symbol resolution algorithm handles symbols in archive files differently |
| // than traditional linkers, so we don't need --start-group and --end-group. |
| // These options are recongized for compatibility but ignored. |
| def end_group: F<"end-group">; |
| def end_group_paren: Flag<["-"], ")">; |
| def start_group: F<"start-group">; |
| def start_group_paren: Flag<["-"], "(">; |
| |
| // Ignore LTO plugin-related options. |
| // clang -flto passes -plugin and -plugin-opt to the linker. This is required |
| // for ld.gold and ld.bfd to get LTO working. But it's not for lld which doesn't |
| // rely on a plugin. Instead of detecting which linker is used on clang side we |
| // just ignore the option on lld side as it's easier. In fact, the linker could |
| // be called 'ld' and understanding which linker is used would require parsing of |
| // --version output. |
| def plugin: S<"plugin">; |
| def plugin_eq: J<"plugin=">; |
| def plugin_opt: S<"plugin-opt">; |
| def plugin_opt_eq: J<"plugin-opt=">; |
| |
| // Options listed below are silently ignored for now for compatibility. |
| def allow_shlib_undefined: F<"allow-shlib-undefined">; |
| def define_common: F<"define-common">; |
| def demangle: F<"demangle">; |
| def detect_odr_violations: F<"detect-odr-violations">; |
| def no_add_needed: F<"no-add-needed">; |
| def no_allow_shlib_undefined: F<"no-allow-shlib-undefined">; |
| def no_copy_dt_needed_entries: F<"no-copy-dt-needed-entries">, |
| Alias<no_add_needed>; |
| def no_dynamic_linker: F<"no-dynamic-linker">; |
| def no_fatal_warnings: F<"no-fatal-warnings">; |
| def no_mmap_output_file: F<"no-mmap-output-file">; |
| def no_warn_common: F<"no-warn-common">; |
| def no_warn_mismatch: F<"no-warn-mismatch">; |
| def rpath_link: S<"rpath-link">; |
| def rpath_link_eq: J<"rpath-link=">; |
| def sort_common: F<"sort-common">; |
| def warn_execstack: F<"warn-execstack">; |
| def warn_shared_textrel: F<"warn-shared-textrel">; |
| def G: Separate<["-"], "G">; |
| |
| // Aliases for ignored options |
| def alias_define_common_d: Flag<["-"], "d">, Alias<define_common>; |
| def alias_define_common_dc: F<"dc">, Alias<define_common>; |
| def alias_define_common_dp: F<"dp">, Alias<define_common>; |
| def alias_version_script_version_script: J<"version-script=">, |
| Alias<version_script>; |
| |
| // LTO-related options. |
| def lto_jobs: J<"lto-jobs=">, HelpText<"Number of threads to run codegen">; |
| def lto_aa_pipeline: J<"lto-aa-pipeline=">, |
| HelpText<"AA pipeline to run during LTO. Used in conjunction with -lto-newpm-passes">; |
| def lto_newpm_passes: J<"lto-newpm-passes=">, |
| HelpText<"Passes to run during LTO">; |
| def disable_verify: F<"disable-verify">; |
| def mllvm: S<"mllvm">; |
| def save_temps: F<"save-temps">; |
