1 include "CommonOpts.td"
3 multiclass B<string name, string help1, string help2> {
4 def NAME: Flag<["--"], name>, HelpText<help1>;
5 def no_ # NAME: Flag<["--"], "no-" # name>, HelpText<help2>;
8 defm binary_architecture
9 : Eq<"binary-architecture", "Ignored for compatibility">;
10 def B : JoinedOrSeparate<["-"], "B">,
11 Alias<binary_architecture>,
12 HelpText<"Alias for --binary-architecture">;
14 defm target : Eq<"target", "Equivalent to --input-target and --output-target for the specified format">,
16 def F : JoinedOrSeparate<["-"], "F">,
18 HelpText<"Alias for --target">;
20 defm input_target : Eq<"input-target", "Read the input as the specified format">, MetaVarName<"format">;
21 def I : JoinedOrSeparate<["-"], "I">,
23 HelpText<"Alias for --input-target">;
25 defm output_target : Eq<"output-target", "Write the output as the specified format">, MetaVarName<"format">;
26 def O : JoinedOrSeparate<["-"], "O">,
28 HelpText<"Alias for --output-target">;
30 defm new_symbol_visibility
31 : Eq<"new-symbol-visibility", "Specify the visibility of symbols automatically "
32 "created when using binary input or --add-symbol. The default is 'default'">;
34 def compress_debug_sections
35 : Joined<["--"], "compress-debug-sections=">,
36 MetaVarName<"format">,
37 HelpText<"Compress DWARF debug sections using specified format. Supported "
38 "formats: zlib, zstd. Select zlib if <format> is omitted">;
39 def : Flag<["--"], "compress-debug-sections">, Alias<compress_debug_sections>,
41 def decompress_debug_sections : Flag<["--"], "decompress-debug-sections">,
42 HelpText<"Decompress DWARF debug sections">;
43 defm compress_sections
44 : Eq<"compress-sections",
45 "Compress or decompress sections using specified format. Supported "
46 "formats: zlib, zstd. Specify 'none' for decompression">,
47 MetaVarName<"<section-glob>=<format>">;
50 : Eq<"split-dwo", "Equivalent to --extract-dwo and <dwo-file> as the output file and no other options, "
51 "and then --strip-dwo on the input file">,
52 MetaVarName<"dwo-file">;
54 defm add_gnu_debuglink
55 : Eq<"add-gnu-debuglink", "Add a .gnu_debuglink for <debug-file>">,
56 MetaVarName<"debug-file">;
59 : Eq<"rename-section",
60 "Rename sections called <old> to <new>, and apply any specified <flag> values. "
61 "See --set-section-flags for a list of supported flags">,
62 MetaVarName<"old=new[,flag1,...]">;
64 : Eq<"redefine-sym", "Change the name of a symbol old to new">,
65 MetaVarName<"old=new">;
68 "Read a list of symbol pairs from <filename> and run as if "
69 "--redefine-sym=<old>=<new> is set for each one. <filename> "
70 "contains two symbols per line separated with whitespace and may "
71 "contain comments beginning with '#'. Leading and trailing "
72 "whitespace is stripped from each line. May be repeated to read "
73 "symbols from many files">,
74 MetaVarName<"filename">;
76 defm only_section : Eq<"only-section", "Remove all but <section>">,
77 MetaVarName<"section">;
78 def j : JoinedOrSeparate<["-"], "j">,
80 HelpText<"Alias for --only-section">;
83 "Add a section named <section> with the contents of <file>">,
84 MetaVarName<"section=file">;
86 defm set_section_alignment
87 : Eq<"set-section-alignment", "Set alignment for a given section">,
88 MetaVarName<"section=align">;
90 defm set_section_flags
91 : Eq<"set-section-flags",
92 "Set section properties based on the specified <flags>. Supported flag names are: "
93 "alloc, load, noload, readonly, exclude, debug, code, "
94 "data, rom, share, contents, merge, strings, large">,
95 MetaVarName<"section=flag1[,flag2,...]">;
98 : Eq<"set-section-type",
99 "Set the type of section <section> to the integer <type>">,
100 MetaVarName<"section=type">;
102 defm set_symbol_visibility
103 : Eq<"set-symbol-visibility",
104 "Change the visibility of a symbol to the specified value">,
105 MetaVarName<"symbol=visibility">;
106 defm set_symbols_visibility
107 : Eq<"set-symbols-visibility",
108 "Read a list of symbols from <filename> and change their "
109 "visibility to the specified value. Visibility values: default, "
110 "internal, hidden, protected">,
111 MetaVarName<"filename=visibility">;
113 def S : Flag<["-"], "S">,
115 HelpText<"Alias for --strip-all">;
116 def strip_dwo : Flag<["--"], "strip-dwo">,
117 HelpText<"Remove all DWARF .dwo sections">;
119 : Flag<["--"], "strip-non-alloc">,
120 HelpText<"Remove all non-allocated sections that are not within segments">;
121 defm strip_unneeded_symbol
122 : Eq<"strip-unneeded-symbol",
123 "Remove all symbols named <symbol> that are local or undefined and "
124 "are not required by any relocation">,
125 MetaVarName<"symbol">;
126 defm strip_unneeded_symbols
127 : Eq<"strip-unneeded-symbols",
128 "Remove all symbols whose names appear in the file <file>, if they "
129 "are local or undefined and are not required by any relocation">,
130 MetaVarName<"filename">;
134 "Set the PE subsystem, and optionally subsystem version">,
135 MetaVarName<"name[:version]">, Group<grp_coff>;
138 : Flag<["--"], "extract-dwo">,
140 "Remove all sections that are not DWARF .dwo sections from file">;
142 defm extract_partition
143 : Eq<"extract-partition", "Extract named partition from input file">,
145 def extract_main_partition
146 : Flag<["--"], "extract-main-partition">,
147 HelpText<"Extract main partition from the input file">;
150 : Flag<["--"], "localize-hidden">,
152 "Mark all symbols that have hidden or internal visibility as local">;
154 : Eq<"localize-symbol", "Mark any defined non-common symbol named <symbol> as local">,
155 MetaVarName<"symbol">;
156 defm localize_symbols
157 : Eq<"localize-symbols",
158 "Read a list of names from <filename> and mark any defined non-common "
159 "symbols with those names as local">,
160 MetaVarName<"filename">;
162 def L : JoinedOrSeparate<["-"], "L">,
163 Alias<localize_symbol>,
164 HelpText<"Alias for --localize-symbol">;
166 defm globalize_symbol : Eq<"globalize-symbol", "Mark <symbol> as global">,
167 MetaVarName<"symbol">;
169 defm globalize_symbols
170 : Eq<"globalize-symbols",
171 "Read a list of symbols from <filename> and mark defined symbols"
172 " with those names as global">,
173 MetaVarName<"filename">;
175 defm keep_global_symbol
176 : Eq<"keep-global-symbol",
177 "Mark all symbols local, except for symbols with the name <symbol>. "
178 "Can be specified multiple times to ignore multiple symbols">,
179 MetaVarName<"symbol">;
180 def G : JoinedOrSeparate<["-"], "G">,
181 Alias<keep_global_symbol>,
182 HelpText<"Alias for --keep-global-symbol">;
184 defm verify_note_sections : B<"verify-note-sections",
185 "Validate note sections",
186 "Don't validate note sections">;
188 defm keep_global_symbols
189 : Eq<"keep-global-symbols",
190 "Read a list of symbols from <filename> and run as if "
191 "--keep-global-symbol=<symbol> is set for each one. <filename> "
192 "contains one symbol per line and may contain comments beginning with "
193 "'#'. Leading and trailing whitespace is stripped from each line. May "
194 "be repeated to read symbols from many files">,
195 MetaVarName<"filename">;
197 defm weaken_symbol : Eq<"weaken-symbol", "Mark global symbols named <symbol> as weak">,
198 MetaVarName<"symbol">;
200 : Eq<"weaken-symbols",
201 "Read a list of symbols from <filename> and mark global symbols with those names as weak">,
202 MetaVarName<"filename">;
204 def W : JoinedOrSeparate<["-"], "W">,
205 Alias<weaken_symbol>,
206 HelpText<"Alias for --weaken-symbol">;
207 def weaken : Flag<["--"], "weaken">,
208 HelpText<"Mark all defined global symbols as weak">;
211 : Eq<"strip-symbols",
212 "Remove all symbols whose names appear in the file <filename>">,
213 MetaVarName<"filename">;
217 "Read a list of symbols from <filename> and run as if "
218 "--keep-symbol=<symbol> is set for each one. <filename> "
219 "contains one symbol per line and may contain comments beginning with "
220 "'#'. Leading and trailing whitespace is stripped from each line. May "
221 "be repeated to read symbols from many files">,
222 MetaVarName<"filename">;
224 defm skip_symbol : Eq<"skip-symbol", "Do not change parameters of symbol <symbol> "
225 "when executing other options that can change the symbol's "
226 "name, binding or visibility">,
227 MetaVarName<"symbol">;
231 "Read a list of symbols from <filename> and run as if "
232 "--skip-symbol=<symbol> is set for each one. <filename> "
233 "contains one symbol per line and may contain comments beginning with "
234 "'#'. Leading and trailing whitespace is stripped from each line. May "
235 "be repeated to read symbols from many files">,
236 MetaVarName<"filename">;
240 "Dump contents of section named <section> into file <file>">,
241 MetaVarName<"section=file">;
243 : Eq<"prefix-symbols", "Add <prefix> to the start of every symbol name">,
244 MetaVarName<"prefix">;
245 defm remove_symbol_prefix
246 : Eq<"remove-symbol-prefix",
247 "Remove <prefix> from the start of every symbol name. No-op for symbols that do not start "
249 MetaVarName<"prefix">;
251 defm prefix_alloc_sections
252 : Eq<"prefix-alloc-sections", "Add <prefix> to the start of every allocated section name">,
253 MetaVarName<"prefix">;
255 defm set_start : Eq<"set-start", "Set the start address to <addr>. Overrides "
256 "any previous --change-start or --adjust-start values">,
258 defm change_start : Eq<"change-start", "Add <incr> to the start address. Can be "
259 "specified multiple times, all values will be applied "
262 def adjust_start : JoinedOrSeparate<["--"], "adjust-start">,
264 HelpText<"Alias for --change-start">;
266 defm change_section_lma
267 : Eq<"change-section-lma", "Shift LMA of non-zero-sized sections in the program header by <val>">,
268 MetaVarName<"*{+|-}val">;
270 defm change_section_address
271 : Eq<"change-section-address", "Set the address of the <section> to, or adjust it by, <val>">,
272 MetaVarName<"sectionpattern{=|+|-}val">;
273 def adjust_section_vma : JoinedOrSeparate<["--"], "adjust-section-vma">,
274 Alias<change_section_address>,
275 HelpText<"Alias for --change-section-address">;
278 : Eq<"add-symbol", "Add new symbol <name> to .symtab. Accepted flags: "
279 "global, local, weak, default, hidden, protected, file, section, object, "
280 "function, indirect-function. Accepted but ignored for "
281 "compatibility: debug, constructor, warning, indirect, synthetic, "
282 "unique-object, before">,
283 MetaVarName<"name=[section:]value[,flags]">;
286 : Eq<"update-section", "Replace the contents of section <name> with contents from a file <file>">,
287 MetaVarName<"name=file">;
290 : Eq<"gap-fill", "Fill the gaps between sections with <value> instead of zero. "
291 "<value> must be an unsigned 8-bit integer. "
292 "This option is only supported for ELF input and binary output">,
293 MetaVarName<"value">;
296 : Eq<"pad-to", "Pad the output up to the load address <address>, using a value "
297 "of zero or the value specified by the --gap-fill option. "
298 "This option is only supported for ELF input and binary output">,
299 MetaVarName<"address">;