1 include "llvm/Option/OptParser.td"
3 // For options whose names are multiple letters, either one dash or
4 // two can precede the option name except those that start with 'o'.
5 class F<string name>: Flag<["--", "-"], name>;
6 class J<string name>: Joined<["--", "-"], name>;
8 multiclass Eq<string name, string help> {
9 def NAME: Separate<["--", "-"], name>;
10 def NAME # _eq: Joined<["--", "-"], name # "=">, Alias<!cast<Separate>(NAME)>,
14 multiclass B<string name, string help1, string help2> {
15 def NAME: Flag<["--", "-"], name>, HelpText<help1>;
16 def no_ # NAME: Flag<["--", "-"], "no-" # name>, HelpText<help2>;
19 defm auxiliary: Eq<"auxiliary", "Set DT_AUXILIARY field to the specified name">;
21 def Bsymbolic: F<"Bsymbolic">, HelpText<"Bind defined symbols locally">;
23 def Bsymbolic_functions: F<"Bsymbolic-functions">,
24 HelpText<"Bind defined function symbols locally">;
26 def Bdynamic: F<"Bdynamic">, HelpText<"Link against shared libraries (default)">;
28 def Bstatic: F<"Bstatic">, HelpText<"Do not link against shared libraries">;
30 def build_id: F<"build-id">, HelpText<"Alias for --build-id=fast">;
32 def build_id_eq: J<"build-id=">, HelpText<"Generate build ID note">,
33 MetaVarName<"[fast,md5,sha1,uuid,0x<hexstring>]">;
35 defm check_sections: B<"check-sections",
36 "Check section addresses for overlaps (default)",
37 "Do not check section addresses for overlaps">;
39 defm compress_debug_sections:
40 Eq<"compress-debug-sections", "Compress DWARF debug sections">,
41 MetaVarName<"[none,zlib]">;
43 defm defsym: Eq<"defsym", "Define a symbol alias">, MetaVarName<"<symbol>=<value>">;
45 defm split_stack_adjust_size
46 : Eq<"split-stack-adjust-size",
47 "Specify adjustment to stack size when a split-stack function calls a "
48 "non-split-stack function">,
49 MetaVarName<"<value>">;
52 Eq<"library-path", "Add a directory to the library search path">, MetaVarName<"<dir>">;
54 def O: JoinedOrSeparate<["-"], "O">, HelpText<"Optimize output file size">;
56 defm Tbss: Eq<"Tbss", "Same as --section-start with .bss as the sectionname">;
58 defm Tdata: Eq<"Tdata", "Same as --section-start with .data as the sectionname">;
60 defm Ttext: Eq<"Ttext", "Same as --section-start with .text as the sectionname">;
62 defm allow_multiple_definition: B<"allow-multiple-definition",
63 "Allow multiple definitions",
64 "Do not allow multiple definitions (default)">;
66 defm allow_shlib_undefined: B<"allow-shlib-undefined",
67 "Allow unresolved references in shared libraries (default when linking a shared library)",
68 "Do not allow unresolved references in shared libraries (default when linking an executable)">;
70 defm apply_dynamic_relocs: B<"apply-dynamic-relocs",
71 "Apply link-time values for dynamic relocations",
72 "Do not apply link-time values for dynamic relocations (default)">;
74 defm dependent_libraries: B<"dependent-libraries",
75 "Process dependent library specifiers from input files (default)",
76 "Ignore dependent library specifiers from input files">;
78 defm as_needed: B<"as-needed",
79 "Only set DT_NEEDED for shared libraries if used",
80 "Always set DT_NEEDED for shared libraries (default)">;
82 defm call_graph_ordering_file:
83 Eq<"call-graph-ordering-file", "Layout sections to optimize the given callgraph">;
85 defm call_graph_profile_sort: B<"call-graph-profile-sort",
86 "Reorder sections with call graph profile (default)",
87 "Do not reorder sections with call graph profile">;
89 // -chroot doesn't have a help text because it is an internal option.
90 def chroot: Separate<["--", "-"], "chroot">;
92 def color_diagnostics: F<"color-diagnostics">,
93 HelpText<"Alias for --color-diagnostics=always">;
95 def color_diagnostics_eq: J<"color-diagnostics=">,
96 HelpText<"Use colors in diagnostics">,
97 MetaVarName<"[auto,always,never]">;
100 "Output cross reference table",
101 "Do not output cross reference table">;
103 defm define_common: B<"define-common",
104 "Assign space to common symbols",
105 "Do not assign space to common symbols">;
107 defm demangle: B<"demangle",
108 "Demangle symbol names (default)",
109 "Do not demangle symbol names">;
111 def disable_new_dtags: F<"disable-new-dtags">,
112 HelpText<"Disable new dynamic tags">;
114 def discard_all: F<"discard-all">, HelpText<"Delete all local symbols">;
116 def discard_locals: F<"discard-locals">,
117 HelpText<"Delete temporary local symbols">;
119 def discard_none: F<"discard-none">,
120 HelpText<"Keep all symbols in the symbol table">;
122 defm dynamic_linker: Eq<"dynamic-linker", "Which dynamic linker to use">;
124 defm dynamic_list: Eq<"dynamic-list", "Read a list of dynamic symbols">;
126 defm eh_frame_hdr: B<"eh-frame-hdr",
127 "Request creation of .eh_frame_hdr section and PT_GNU_EH_FRAME segment header",
128 "Do not create .eh_frame_hdr section">;
130 def emit_relocs: F<"emit-relocs">, HelpText<"Generate relocations in output">;
132 def enable_new_dtags: F<"enable-new-dtags">,
133 HelpText<"Enable new dynamic tags (default)">;
135 def end_group: F<"end-group">,
136 HelpText<"Ignored for compatibility with GNU unless you pass --warn-backrefs">;
138 def end_lib: F<"end-lib">,
139 HelpText<"End a grouping of objects that should be treated as if they were together in an archive">;
141 defm entry: Eq<"entry", "Name of entry point symbol">,
142 MetaVarName<"<entry>">;
145 Eq<"error-limit", "Maximum number of errors to emit before stopping (0 = no limit)">;
147 def error_unresolved_symbols: F<"error-unresolved-symbols">,
148 HelpText<"Report unresolved symbols as errors">;
150 defm exclude_libs: Eq<"exclude-libs", "Exclude static libraries from automatic export">;
152 defm execute_only: B<"execute-only",
153 "Mark executable sections unreadable",
154 "Mark executable sections readable (default)">;
156 defm export_dynamic: B<"export-dynamic",
157 "Put symbols in the dynamic symbol table",
158 "Do not put symbols in the dynamic symbol table (default)">;
160 defm export_dynamic_symbol:
161 Eq<"export-dynamic-symbol", "Put a symbol in the dynamic symbol table">;
163 defm fatal_warnings: B<"fatal-warnings",
164 "Treat warnings as errors",
165 "Do not treat warnings as errors (default)">;
167 defm filter: Eq<"filter", "Set DT_FILTER field to the specified name">;
169 defm fini: Eq<"fini", "Specify a finalizer function">, MetaVarName<"<symbol>">;
171 def fix_cortex_a53_843419: F<"fix-cortex-a53-843419">,
172 HelpText<"Apply fixes for AArch64 Cortex-A53 erratum 843419">;
174 // This option is intentionally hidden from the user as the implementation
176 def require_cet: F<"require-cet">;
178 def force_bti: F<"force-bti">,
179 HelpText<"Force enable AArch64 BTI in PLT, warn if Input ELF file does not have GNU_PROPERTY_AARCH64_FEATURE_1_BTI property">;
181 defm format: Eq<"format", "Change the input format of the inputs following this option">,
182 MetaVarName<"[default,elf,binary]">;
184 defm gc_sections: B<"gc-sections",
185 "Enable garbage collection of unused sections",
186 "Disable garbage collection of unused sections (default)">;
188 defm gdb_index: B<"gdb-index",
189 "Generate .gdb_index section",
190 "Do not generate .gdb_index section (default)">;
192 defm gnu_unique: B<"gnu-unique",
193 "Enable STB_GNU_UNIQUE symbol binding (default)",
194 "Disable STB_GNU_UNIQUE symbol binding">;
196 defm hash_style: Eq<"hash-style", "Specify hash style (sysv, gnu or both)">;
198 def help: F<"help">, HelpText<"Print option help">;
200 def icf_all: F<"icf=all">, HelpText<"Enable identical code folding">;
202 def icf_safe: F<"icf=safe">, HelpText<"Enable safe identical code folding">;
204 def icf_none: F<"icf=none">, HelpText<"Disable identical code folding (default)">;
206 def ignore_function_address_equality: F<"ignore-function-address-equality">,
207 HelpText<"lld can break the address equality of functions">;
209 def ignore_data_address_equality: F<"ignore-data-address-equality">,
210 HelpText<"lld can break the address equality of data">;
212 defm image_base: Eq<"image-base", "Set the base address">;
214 defm init: Eq<"init", "Specify an initializer function">,
215 MetaVarName<"<symbol>">;
217 defm just_symbols: Eq<"just-symbols", "Just link symbols">;
219 defm keep_unique: Eq<"keep-unique", "Do not fold this symbol during ICF">;
221 defm library: Eq<"library", "Root name of library to use">,
222 MetaVarName<"<libName>">;
224 def m: JoinedOrSeparate<["-"], "m">, HelpText<"Set target emulation">;
226 defm Map: Eq<"Map", "Print a link map to the specified file">;
228 defm merge_exidx_entries: B<"merge-exidx-entries",
229 "Enable merging .ARM.exidx entries (default)",
230 "Disable merging .ARM.exidx entries">;
232 def nmagic: F<"nmagic">, MetaVarName<"<magic>">,
233 HelpText<"Do not page align sections, link against static libraries.">;
235 def nostdlib: F<"nostdlib">,
236 HelpText<"Only search directories specified on the command line">;
238 def no_color_diagnostics: F<"no-color-diagnostics">,
239 HelpText<"Do not use colors in diagnostics">;
241 def no_dynamic_linker: F<"no-dynamic-linker">,
242 HelpText<"Inhibit output of .interp section">;
244 def noinhibit_exec: F<"noinhibit-exec">,
245 HelpText<"Retain the executable output file whenever it is still usable">;
247 def no_nmagic: F<"no-nmagic">, MetaVarName<"<magic>">,
248 HelpText<"Page align sections (default)">;
250 def no_omagic: F<"no-omagic">, MetaVarName<"<magic>">,
251 HelpText<"Do not set the text data sections to be writable, page align sections (default)">;
253 def no_rosegment: F<"no-rosegment">,
254 HelpText<"Do not put read-only non-executable sections in their own segment">;
256 def no_undefined: F<"no-undefined">,
257 HelpText<"Report unresolved symbols even if the linker is creating a shared library">;
259 def o: JoinedOrSeparate<["-"], "o">, MetaVarName<"<path>">,
260 HelpText<"Path to file to write output">;
262 def oformat: Separate<["--"], "oformat">, MetaVarName<"<format>">,
263 HelpText<"Specify the binary format for the output object file">;
265 def omagic: Flag<["--"], "omagic">, MetaVarName<"<magic>">,
266 HelpText<"Set the text and data sections to be readable and writable, do not page align sections, link against static libraries">;
268 defm orphan_handling:
269 Eq<"orphan-handling", "Control how orphan sections are handled when linker script used">;
271 defm pack_dyn_relocs:
272 Eq<"pack-dyn-relocs", "Pack dynamic relocations in the given format">,
273 MetaVarName<"[none,android,relr,android+relr]">;
275 def pac_plt: F<"pac-plt">,
276 HelpText<"AArch64 only, use pointer authentication in PLT">;
278 defm use_android_relr_tags: B<"use-android-relr-tags",
279 "Use SHT_ANDROID_RELR / DT_ANDROID_RELR* tags instead of SHT_RELR / DT_RELR*",
280 "Use SHT_RELR / DT_RELR* tags (default)">;
282 def pic_veneer: F<"pic-veneer">,
283 HelpText<"Always generate position independent thunks (veneers)">;
286 "Create a position independent executable",
287 "Do not create a position independent executable (default)">;
289 defm print_gc_sections: B<"print-gc-sections",
290 "List removed unused sections",
291 "Do not list removed unused sections (default)">;
293 defm print_icf_sections: B<"print-icf-sections",
294 "List identical folded sections",
295 "Do not list identical folded sections (default)">;
297 defm print_symbol_order: Eq<"print-symbol-order",
298 "Print a symbol order specified by --call-graph-ordering-file into the speficied file">;
300 def pop_state: F<"pop-state">,
301 HelpText<"Undo the effect of -push-state">;
303 def push_state: F<"push-state">,
304 HelpText<"Save the current state of -as-needed, -static and -whole-archive">;
306 def print_map: F<"print-map">,
307 HelpText<"Print a link map to the standard output">;
309 defm reproduce: Eq<"reproduce", "Dump linker invocation and input files for debugging">;
311 defm rpath: Eq<"rpath", "Add a DT_RUNPATH to the output">;
313 def relocatable: F<"relocatable">, HelpText<"Create relocatable object file">;
315 defm retain_symbols_file:
316 Eq<"retain-symbols-file", "Retain only the symbols listed in the file">,
317 MetaVarName<"<file>">;
319 defm script: Eq<"script", "Read linker script">;
321 defm section_start: Eq<"section-start", "Set address of section">,
322 MetaVarName<"<address>">;
324 def shared: F<"shared">, HelpText<"Build a shared object">;
326 defm soname: Eq<"soname", "Set DT_SONAME">;
329 Eq<"sort-section", "Specifies sections sorting rule when linkerscript is used">;
331 def start_group: F<"start-group">,
332 HelpText<"Ignored for compatibility with GNU unless you pass --warn-backrefs">;
334 def start_lib: F<"start-lib">,
335 HelpText<"Start a grouping of objects that should be treated as if they were together in an archive">;
337 def strip_all: F<"strip-all">, HelpText<"Strip all symbols">;
339 def strip_debug: F<"strip-debug">, HelpText<"Strip debugging information">;
341 defm symbol_ordering_file:
342 Eq<"symbol-ordering-file", "Layout sections to place symbols in the order specified by symbol ordering file">;
344 defm sysroot: Eq<"sysroot", "Set the system root">;
346 def target1_rel: F<"target1-rel">, HelpText<"Interpret R_ARM_TARGET1 as R_ARM_REL32">;
348 def target1_abs: F<"target1-abs">, HelpText<"Interpret R_ARM_TARGET1 as R_ARM_ABS32 (default)">;
351 Eq<"target2", "Interpret R_ARM_TARGET2 as <type>, where <type> is one of rel, abs, or got-rel">,
352 MetaVarName<"<type>">;
354 defm threads: B<"threads",
355 "Run the linker multi-threaded (default)",
356 "Do not run the linker multi-threaded">;
358 defm toc_optimize : B<"toc-optimize",
359 "(PowerPC64) Enable TOC related optimizations (default)",
360 "(PowerPC64) Disable TOC related optimizations">;
362 def trace: F<"trace">, HelpText<"Print the names of the input files">;
364 defm trace_symbol: Eq<"trace-symbol", "Trace references to symbols">;
366 defm undefined: Eq<"undefined", "Force undefined symbol during linking">,
367 MetaVarName<"<symbol>">;
369 defm undefined_glob: Eq<"undefined-glob", "Force undefined symbol during linking">,
370 MetaVarName<"<pattern>">;
372 defm unresolved_symbols:
373 Eq<"unresolved-symbols", "Determine how to handle unresolved symbols">;
375 defm undefined_version: B<"undefined-version",
376 "Allow unused version in version script (default)",
377 "Report version scripts that refer undefined symbols">;
379 defm rsp_quoting: Eq<"rsp-quoting", "Quoting style for response files">,
380 MetaVarName<"[posix,windows]">;
382 def v: Flag<["-"], "v">, HelpText<"Display the version number">;
384 def verbose: F<"verbose">, HelpText<"Verbose mode">;
386 def version: F<"version">, HelpText<"Display the version number and exit">;
388 defm version_script: Eq<"version-script", "Read a version script">;
390 defm warn_backrefs: B<"warn-backrefs",
391 "Warn about backward symbol references to fetch archive members",
392 "Do not warn about backward symbol references to fetch archive members (default)">;
394 defm warn_common: B<"warn-common",
395 "Warn about duplicate common symbols",
396 "Do not warn about duplicate common symbols (default)">;
398 defm warn_ifunc_textrel: B<"warn-ifunc-textrel",
399 "Warn about using ifunc symbols with text relocations",
400 "Do not warn about using ifunc symbols with text relocations (default)">;
402 defm warn_symbol_ordering: B<"warn-symbol-ordering",
403 "Warn about problems with the symbol ordering file (default)",
404 "Do not warn about problems with the symbol ordering file">;
406 def warn_unresolved_symbols: F<"warn-unresolved-symbols">,
407 HelpText<"Report unresolved symbols as warnings">;
409 defm whole_archive: B<"whole-archive",
410 "Force load of all members in a static library",
411 "Do not force load of all members in a static library (default)">;
413 defm wrap: Eq<"wrap", "Use wrapper functions for symbol">,
414 MetaVarName<"<symbol>=<symbol>">;
416 def z: JoinedOrSeparate<["-"], "z">, MetaVarName<"<option>">,
417 HelpText<"Linker option extensions">;
419 def visual_studio_diagnostics_format : F<"vs-diagnostics">,
420 HelpText<"Format diagnostics for Visual Studio compatiblity">;
423 def: Separate<["-"], "f">, Alias<auxiliary>, HelpText<"Alias for --auxiliary">;
424 def: F<"call_shared">, Alias<Bdynamic>, HelpText<"Alias for --Bdynamic">;
425 def: F<"dy">, Alias<Bdynamic>, HelpText<"Alias for --Bdynamic">;
426 def: F<"dn">, Alias<Bstatic>, HelpText<"Alias for --Bstatic">;
427 def: F<"non_shared">, Alias<Bstatic>, HelpText<"Alias for --Bstatic">;
428 def: F<"static">, Alias<Bstatic>, HelpText<"Alias for --Bstatic">;
429 def: Flag<["-"], "d">, Alias<define_common>, HelpText<"Alias for --define-common">;
430 def: F<"dc">, Alias<define_common>, HelpText<"Alias for --define-common">;
431 def: F<"dp">, Alias<define_common>, HelpText<"Alias for --define-common">;
432 def: Flag<["-"], "x">, Alias<discard_all>, HelpText<"Alias for --discard-all">;
433 def: Flag<["-"], "X">, Alias<discard_locals>, HelpText<"Alias for --discard-locals">;
434 def: Flag<["-"], "q">, Alias<emit_relocs>, HelpText<"Alias for --emit-relocs">;
435 def: Flag<["-"], ")">, Alias<end_group>, HelpText<"Alias for --end-group">;
436 def: JoinedOrSeparate<["-"], "e">, Alias<entry>, HelpText<"Alias for --entry">;
437 def: Flag<["-"], "E">, Alias<export_dynamic>, HelpText<"Alias for --export-dynamic">;
438 def: Separate<["-"], "F">, Alias<filter>, HelpText<"Alias for --filter">;
439 def: Separate<["-"], "b">, Alias<format>, HelpText<"Alias for --format">;
440 def: JoinedOrSeparate<["-"], "l">, Alias<library>, HelpText<"Alias for --library">;
441 def: JoinedOrSeparate<["-"], "L">, Alias<library_path>, HelpText<"Alias for --library-path">;
442 def: F<"no-pic-executable">, Alias<no_pie>, HelpText<"Alias for --no-pie">;
443 def: Flag<["-"], "n">, Alias<nmagic>, HelpText<"Alias for --nmagic">;
444 def: Flag<["-"], "N">, Alias<omagic>, HelpText<"Alias for --omagic">;
445 def: Joined<["--"], "output=">, Alias<o>, HelpText<"Alias for -o">;
446 def: Separate<["--"], "output">, Alias<o>, HelpText<"Alias for -o">;
447 def: F<"pic-executable">, Alias<pie>, HelpText<"Alias for --pie">;
448 def: Flag<["-"], "M">, Alias<print_map>, HelpText<"Alias for --print-map">;
449 def: Flag<["-"], "r">, Alias<relocatable>, HelpText<"Alias for --relocatable">;
450 def: JoinedOrSeparate<["-"], "R">, Alias<rpath>, HelpText<"Alias for --rpath">;
451 def: JoinedOrSeparate<["-"], "T">, Alias<script>, HelpText<"Alias for --script">;
452 def: F<"Bshareable">, Alias<shared>, HelpText<"Alias for --shared">;
453 def: JoinedOrSeparate<["-"], "h">, Alias<soname>, HelpText<"Alias for --soname">;
454 def: Flag<["-"], "(">, Alias<start_group>, HelpText<"Alias for --start-group">;
455 def: Flag<["-"], "s">, Alias<strip_all>, HelpText<"Alias for --strip-all">;
456 def: Flag<["-"], "S">, Alias<strip_debug>, HelpText<"Alias for --strip-debug">;
457 def: Flag<["-"], "t">, Alias<trace>, HelpText<"Alias for --trace">;
458 def: JoinedOrSeparate<["-"], "y">, Alias<trace_symbol>, HelpText<"Alias for --trace-symbol">;
459 def: Separate<["-", "--"], "Ttext-segment">, Alias<Ttext>, HelpText<"Alias for --Ttext">;
460 def: Joined<["-", "--"], "Ttext-segment=">, Alias<Ttext>, HelpText<"Alias for --Ttext">;
461 def: JoinedOrSeparate<["-"], "u">, Alias<undefined>, HelpText<"Alias for --undefined">;
462 def: Flag<["-"], "V">, Alias<version>, HelpText<"Alias for --version">;
464 // LTO-related options.
465 def lto_aa_pipeline: J<"lto-aa-pipeline=">,
466 HelpText<"AA pipeline to run during LTO. Used in conjunction with -lto-newpm-passes">;
467 def lto_debug_pass_manager: F<"lto-debug-pass-manager">,
468 HelpText<"Debug new pass manager">;
469 def lto_new_pass_manager: F<"lto-new-pass-manager">,
470 HelpText<"Use new pass manager">;
471 def lto_newpm_passes: J<"lto-newpm-passes=">,
472 HelpText<"Passes to run during LTO">;
473 def lto_O: J<"lto-O">, MetaVarName<"<opt-level>">,
474 HelpText<"Optimization level for LTO">;
475 def lto_partitions: J<"lto-partitions=">,
476 HelpText<"Number of LTO codegen partitions">;
477 def lto_cs_profile_generate: F<"lto-cs-profile-generate">,
478 HelpText<"Perform context senstive PGO instrumentation">;
479 def lto_cs_profile_file: J<"lto-cs-profile-file=">,
480 HelpText<"Context sensitive profile file path">;
481 def lto_sample_profile: J<"lto-sample-profile=">,
482 HelpText<"Sample profile file path">;
483 def disable_verify: F<"disable-verify">;
484 defm mllvm: Eq<"mllvm", "Additional arguments to forward to LLVM's option processing">;
485 def opt_remarks_filename: Separate<["--"], "opt-remarks-filename">,
486 HelpText<"YAML output file for optimization remarks">;
487 def opt_remarks_passes: Separate<["--"], "opt-remarks-passes">,
488 HelpText<"Regex for the passes that need to be serialized to the output file">;
489 def opt_remarks_with_hotness: Flag<["--"], "opt-remarks-with-hotness">,
490 HelpText<"Include hotness information in the optimization remarks file">;
491 def opt_remarks_format: Separate<["--"], "opt-remarks-format">,
492 HelpText<"The format used for serializing remarks (default: YAML)">;
493 defm plugin_opt: Eq<"plugin-opt", "specifies LTO options for compatibility with GNU linkers">;
494 def save_temps: F<"save-temps">;
495 def thinlto_cache_dir: J<"thinlto-cache-dir=">,
496 HelpText<"Path to ThinLTO cached object file directory">;
497 defm thinlto_cache_policy: Eq<"thinlto-cache-policy", "Pruning policy for the ThinLTO cache">;
498 def thinlto_jobs: J<"thinlto-jobs=">, HelpText<"Number of ThinLTO jobs">;
500 def: J<"plugin-opt=O">, Alias<lto_O>, HelpText<"Alias for -lto-O">;
501 def: F<"plugin-opt=debug-pass-manager">,
502 Alias<lto_debug_pass_manager>, HelpText<"Alias for -lto-debug-pass-manager">;
503 def: F<"plugin-opt=disable-verify">, Alias<disable_verify>, HelpText<"Alias for -disable-verify">;
504 def plugin_opt_dwo_dir_eq: J<"plugin-opt=dwo_dir=">,
505 HelpText<"Directory to store .dwo files when LTO and debug fission are used">;
506 def plugin_opt_emit_llvm: F<"plugin-opt=emit-llvm">;
507 def: J<"plugin-opt=jobs=">, Alias<thinlto_jobs>, HelpText<"Alias for -thinlto-jobs">;
508 def: J<"plugin-opt=lto-partitions=">, Alias<lto_partitions>, HelpText<"Alias for -lto-partitions">;
509 def plugin_opt_mcpu_eq: J<"plugin-opt=mcpu=">;
510 def: F<"plugin-opt=new-pass-manager">,
511 Alias<lto_new_pass_manager>, HelpText<"Alias for -lto-new-pass-manager">;
512 def plugin_opt_obj_path_eq: J<"plugin-opt=obj-path=">;
513 def: F<"plugin-opt=cs-profile-generate">,
514 Alias<lto_cs_profile_generate>, HelpText<"Alias for -lto-cs-profile-generate">;
515 def: J<"plugin-opt=cs-profile-path=">,
516 Alias<lto_cs_profile_file>, HelpText<"Alias for -lto-cs-profile-file">;
517 def: J<"plugin-opt=sample-profile=">,
518 Alias<lto_sample_profile>, HelpText<"Alias for -lto-sample-profile">;
519 def: F<"plugin-opt=save-temps">, Alias<save_temps>, HelpText<"Alias for -save-temps">;
520 def plugin_opt_thinlto_emit_imports_files: F<"plugin-opt=thinlto-emit-imports-files">;
521 def plugin_opt_thinlto_index_only: F<"plugin-opt=thinlto-index-only">;
522 def plugin_opt_thinlto_index_only_eq: J<"plugin-opt=thinlto-index-only=">;
523 def plugin_opt_thinlto_object_suffix_replace_eq: J<"plugin-opt=thinlto-object-suffix-replace=">;
524 def plugin_opt_thinlto_prefix_replace_eq: J<"plugin-opt=thinlto-prefix-replace=">;
526 // Ignore LTO plugin-related options.
527 // clang -flto passes -plugin and -plugin-opt to the linker. This is required
528 // for ld.gold and ld.bfd to get LTO working. But it's not for lld which doesn't
529 // rely on a plugin. Instead of detecting which linker is used on clang side we
530 // just ignore the option on lld side as it's easier. In fact, the linker could
531 // be called 'ld' and understanding which linker is used would require parsing of
533 defm plugin: Eq<"plugin", "Ignored for compatibility with GNU linkers">;
535 def plugin_opt_fresolution_eq: J<"plugin-opt=-fresolution=">;
536 def plugin_opt_pass_through_eq: J<"plugin-opt=-pass-through=">;
537 def plugin_opt_thinlto: J<"plugin-opt=thinlto">;
538 def plugin_opt_slash: J<"plugin-opt=/">;
540 // Options listed below are silently ignored for now for compatibility.
541 def: F<"detect-odr-violations">;
542 def: Flag<["-"], "g">;
544 def: F<"no-add-needed">;
545 def: F<"no-copy-dt-needed-entries">;
546 def: F<"no-ctors-in-init-array">;
547 def: F<"no-keep-memory">;
548 def: F<"no-mmap-output-file">;
549 def: F<"no-pipeline-knowledge">;
550 def: F<"no-warn-mismatch">;
551 def: Flag<["-"], "p">;
552 def: Separate<["--", "-"], "rpath-link">;
553 def: J<"rpath-link=">;
554 def: F<"secure-plt">;
555 def: F<"sort-common">;
557 def: F<"warn-execstack">;
559 def: F<"warn-shared-textrel">;
562 def: JoinedOrSeparate<["-"], "G">;
565 // Hidden option used for testing MIPS multi-GOT implementation.
567 Eq<"mips-got-size", "Max size of a single MIPS GOT. 0x10000 by default.">,