1 //===- Base.td - LLVMC toolchain descriptions --------------*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains compilation graph description used by llvmc.
12 //===----------------------------------------------------------------------===//
17 def OptList : OptionList<[
18 (switch_option "emit-llvm",
19 (help "Emit LLVM .ll files instead of native object files")),
21 (help "Stop after the preprocessing stage, do not run the compiler")),
22 (switch_option "fsyntax-only",
23 (help "Stop after checking the input for syntax errors")),
27 (help "Turn off optimization"), (zero_or_more)),
29 (help "Optimization level 1"), (zero_or_more)),
31 (help "Optimization level 2"), (zero_or_more)),
33 (help "Optimization level 3"), (zero_or_more)),
35 (help "Stop after compilation, do not assemble")),
37 (help "Compile and assemble, but do not link")),
38 (switch_option "pthread",
39 (help "Enable threads")),
41 (help "Generate code for a 32-bit environment"), (hidden)),
43 (help "Generate code for a 64-bit environment"), (hidden)),
44 (switch_option "fPIC",
45 (help "Relocation model: PIC"), (hidden)),
46 (switch_option "mdynamic-no-pic",
47 (help "Relocation model: dynamic-no-pic"), (hidden)),
48 (switch_option "shared",
49 (help "Create a DLL instead of the regular executable")),
50 (parameter_option "linker",
51 (help "Choose linker (possible values: gcc, g++)")),
52 (parameter_option "mtune",
53 (help "Target a specific CPU type"), (hidden), (forward_not_split)),
55 // TODO: Add a conditional compilation mechanism to make Darwin-only options
56 // like '-arch' really Darwin-only.
58 (parameter_option "arch",
59 (help "Compile for the specified target architecture"), (hidden)),
60 (parameter_option "march",
61 (help "A synonym for -mtune"), (hidden), (forward_not_split)),
62 (parameter_option "mcpu",
63 (help "A deprecated synonym for -mtune"), (hidden), (forward_not_split)),
64 (switch_option "mfix-and-continue",
65 (help "Needed by gdb to load .o files dynamically"), (hidden)),
66 (parameter_option "MF",
67 (help "Specify a file to write dependencies to"), (hidden)),
68 (parameter_list_option "MT",
69 (help "Change the name of the rule emitted by dependency generation"),
71 (parameter_list_option "include",
72 (help "Include the named file prior to preprocessing")),
73 (parameter_list_option "iquote",
74 (help "Search dir only for files requested with #inlcude \"file\""),
76 (parameter_list_option "framework",
77 (help "Specifies a framework to link against")),
78 (parameter_list_option "weak_framework",
79 (help "Specifies a framework to weakly link against"), (hidden)),
80 (parameter_option "filelist", (hidden),
81 (help "Link the files listed in file")),
82 (prefix_list_option "F",
83 (help "Add a directory to framework search path")),
84 (prefix_list_option "I",
85 (help "Add a directory to include path")),
86 (prefix_list_option "D",
87 (help "Define a macro")),
88 (parameter_list_option "Xpreprocessor", (hidden),
89 (help "Pass options to preprocessor")),
90 (prefix_list_option "Wa,", (comma_separated),
91 (help "Pass options to assembler")),
92 (parameter_list_option "Xassembler", (hidden),
93 (help "Pass options to assembler")),
94 (prefix_list_option "Wllc,", (comma_separated),
95 (help "Pass options to llc")),
96 (prefix_list_option "L",
97 (help "Add a directory to link path")),
98 (prefix_list_option "l",
99 (help "Search a library when linking")),
100 (prefix_list_option "Wl,",
101 (help "Pass options to linker")),
102 (parameter_list_option "Xlinker", (hidden),
103 (help "Pass options to linker")),
104 (prefix_list_option "Wo,", (comma_separated),
105 (help "Pass options to opt")),
106 (prefix_list_option "m",
107 (help "Enable or disable various extensions (-mmmx, -msse, etc.)"),
109 (switch_option "dynamiclib", (hidden),
110 (help "Produce a dynamic library")),
111 (switch_option "prebind", (hidden),
112 (help "Prebind all undefined symbols")),
113 (switch_option "dead_strip", (hidden),
114 (help "Remove unreachable blocks of code")),
115 (switch_option "single_module", (hidden),
116 (help "Build the library so it contains only one module")),
117 (parameter_option "install_name", (hidden),
118 (help "File name the library will be installed in")),
119 (parameter_option "compatibility_version", (hidden),
120 (help "Compatibility version number")),
121 (parameter_option "current_version", (hidden),
122 (help "Current version number"))
125 // Option preprocessor.
127 def Preprocess : OptionPreprocessor<
128 (case (not (any_switch_on ["O0", "O1", "O2", "O3"])),
130 (and (switch_on "O3"), (any_switch_on ["O0", "O1", "O2"])),
131 (unset_option ["O0", "O1", "O2"]),
132 (and (switch_on "O2"), (any_switch_on ["O0", "O1"])),
133 (unset_option ["O0", "O1"]),
134 (switch_on ["O1", "O0"]),
140 class llvm_gcc_based <string cmd_prefix, string in_lang,
141 string E_ext, string out_lang> : Tool<
142 [(in_language in_lang),
143 (out_language "llvm-bitcode"),
144 (output_suffix out_lang),
145 (command cmd_prefix),
148 (and (not_empty "o"),
149 (multiple_input_files), (or (switch_on "S"), (switch_on "c"))),
150 (error "cannot specify -o with -c or -S with multiple files"),
152 [(forward "E"), (stop_compilation), (output_suffix E_ext)],
153 (and (switch_on "E"), (empty "o")), (no_out_file),
154 (switch_on ["emit-llvm", "S"]),
155 [(output_suffix "ll"), (stop_compilation)],
156 (switch_on ["emit-llvm", "c"]), (stop_compilation),
157 (switch_on "fsyntax-only"), [(forward "fsyntax-only"),
158 (no_out_file), (stop_compilation)],
159 (switch_on ["S", "emit-llvm"]), [(forward "S"), (forward "emit-llvm")],
160 (not (or (switch_on ["S", "emit-llvm"]), (switch_on "fsyntax-only"))),
161 [(append_cmd "-c"), (append_cmd "-emit-llvm")],
164 (not_empty "Xpreprocessor"), (forward "Xpreprocessor"),
165 (not_empty "include"), (forward "include"),
166 (not_empty "iquote"), (forward "iquote"),
167 (not_empty "save-temps"), (append_cmd "-save-temps"),
168 (not_empty "I"), (forward "I"),
169 (not_empty "F"), (forward "F"),
170 (not_empty "D"), (forward "D"),
171 (not_empty "arch"), (forward "arch"),
172 (not_empty "march"), (forward "march"),
173 (not_empty "mtune"), (forward "mtune"),
174 (not_empty "mcpu"), (forward "mcpu"),
175 (not_empty "m"), (forward "m"),
176 (switch_on "mfix-and-continue"), (forward "mfix-and-continue"),
177 (switch_on "m32"), (forward "m32"),
178 (switch_on "m64"), (forward "m64"),
179 (switch_on "O0"), (forward "O0"),
180 (switch_on "O1"), (forward "O1"),
181 (switch_on "O2"), (forward "O2"),
182 (switch_on "O3"), (forward "O3"),
183 (switch_on "fPIC"), (forward "fPIC"),
184 (switch_on "mdynamic-no-pic"), (forward "mdynamic-no-pic"),
185 (not_empty "MF"), (forward "MF"),
186 (not_empty "MT"), (forward "MT"))),
190 def llvm_gcc_c : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c", "c", "i", "bc">;
191 def llvm_gcc_cpp : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++", "c++", "i", "bc">;
192 def llvm_gcc_m : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c",
193 "objective-c", "mi", "bc">;
194 def llvm_gcc_mxx : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++",
195 "objective-c++", "mi", "bc">;
197 def llvm_gcc_c_pch : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c-header",
198 "c-header", "i", "gch">;
199 def llvm_gcc_cpp_pch : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++-header",
202 def llvm_gcc_m_pch : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c-header",
203 "objective-c-header",
206 : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++-header",
207 "objective-c++-header", "mi", "gch">;
210 [(in_language "llvm-bitcode"),
211 (out_language "llvm-bitcode"),
212 (output_suffix "bc"),
213 (actions (case (not_empty "Wo,"), (forward_value "Wo,"),
214 (switch_on "O1"), (forward "O1"),
215 (switch_on "O2"), (forward "O2"),
216 (switch_on "O3"), (forward "O3"))),
221 [(in_language "llvm-assembler"),
222 (out_language "llvm-bitcode"),
223 (output_suffix "bc"),
225 (actions (case (switch_on "emit-llvm"), (stop_compilation)))
228 def llvm_gcc_assembler : Tool<
229 [(in_language "assembler"),
230 (out_language "object-code"),
232 (command "@LLVMGCCCOMMAND@ -c -x assembler"),
234 (switch_on "c"), (stop_compilation),
235 (not_empty "arch"), (forward "arch"),
236 (not_empty "Xassembler"), (forward "Xassembler"),
237 (switch_on "m32"), (forward "m32"),
238 (switch_on "m64"), (forward "m64"),
239 (not_empty "Wa,"), (forward "Wa,")))
243 [(in_language ["llvm-bitcode", "llvm-assembler"]),
244 (out_language "assembler"),
248 (switch_on "S"), (stop_compilation),
249 (switch_on "O0"), (forward "O0"),
250 (switch_on "O1"), (forward "O1"),
251 (switch_on "O2"), (forward "O2"),
252 (switch_on "O3"), (forward "O3"),
253 (switch_on "fPIC"), (append_cmd "-relocation-model=pic"),
254 (switch_on "mdynamic-no-pic"),
255 (append_cmd "-relocation-model=dynamic-no-pic"),
256 (not_empty "march"), (forward_as "mtune", "-mcpu"),
257 (not_empty "mtune"), (forward_as "mtune", "-mcpu"),
258 (not_empty "mcpu"), (forward "mcpu"),
259 (not_empty "m"), (forward_transformed_value "m", "ConvertToMAttr"),
260 (not_empty "Wllc,"), (forward_value "Wllc,")))
263 // Base class for linkers
264 class llvm_gcc_based_linker <string cmd_prefix, dag on_empty> : Tool<
265 [(in_language ["object-code", "static-library"]),
266 (out_language "executable"),
267 (output_suffix "out"),
268 (command cmd_prefix),
269 (works_on_empty (case (and (not_empty "filelist"), on_empty), true,
273 (switch_on "pthread"), (append_cmd "-lpthread"),
274 (not_empty "L"), (forward "L"),
275 (not_empty "F"), (forward "F"),
276 (not_empty "arch"), (forward "arch"),
277 (not_empty "framework"), (forward "framework"),
278 (not_empty "weak_framework"), (forward "weak_framework"),
279 (not_empty "filelist"), (forward "filelist"),
280 (switch_on "m32"), (forward "m32"),
281 (switch_on "m64"), (forward "m64"),
282 (not_empty "l"), (forward "l"),
283 (not_empty "Xlinker"), (forward "Xlinker"),
284 (not_empty "Wl,"), (forward "Wl,"),
285 (switch_on "shared"), (forward "shared"),
286 (switch_on "dynamiclib"), (forward "dynamiclib"),
287 (switch_on "prebind"), (forward "prebind"),
288 (switch_on "dead_strip"), (forward "dead_strip"),
289 (switch_on "single_module"), (forward "single_module"),
290 (not_empty "compatibility_version"),
291 (forward "compatibility_version"),
292 (not_empty "current_version"), (forward "current_version"),
293 (not_empty "install_name"), (forward "install_name")))
297 def llvm_gcc_linker : llvm_gcc_based_linker<"@LLVMGCCCOMMAND@",
298 (not (or (parameter_equals "linker", "g++"),
299 (parameter_equals "linker", "c++")))>;
300 // Alternative linker for C++
301 def llvm_gcc_cpp_linker : llvm_gcc_based_linker<"@LLVMGXXCOMMAND@",
302 (or (parameter_equals "linker", "g++"),
303 (parameter_equals "linker", "c++"))>;
307 def LanguageMap : LanguageMap<
308 [LangToSuffixes<"c++", ["cc", "cp", "cxx", "cpp", "CPP", "c++", "C"]>,
309 LangToSuffixes<"c++-header", ["hpp"]>,
310 LangToSuffixes<"c", ["c"]>,
311 LangToSuffixes<"c-header", ["h"]>,
312 LangToSuffixes<"c-cpp-output", ["i"]>,
313 LangToSuffixes<"objective-c-cpp-output", ["mi"]>,
314 LangToSuffixes<"objective-c++", ["mm"]>,
315 LangToSuffixes<"objective-c++-header", ["hmm"]>,
316 LangToSuffixes<"objective-c", ["m"]>,
317 LangToSuffixes<"objective-c-header", ["hm"]>,
318 LangToSuffixes<"assembler", ["s"]>,
319 LangToSuffixes<"assembler-with-cpp", ["S"]>,
320 LangToSuffixes<"llvm-assembler", ["ll"]>,
321 LangToSuffixes<"llvm-bitcode", ["bc"]>,
322 LangToSuffixes<"object-code", ["o", "*empty*"]>,
323 LangToSuffixes<"static-library", ["a", "lib"]>,
324 LangToSuffixes<"executable", ["out"]>
329 def CompilationGraph : CompilationGraph<[
330 Edge<"root", "llvm_gcc_c">,
331 Edge<"root", "llvm_gcc_assembler">,
332 Edge<"root", "llvm_gcc_cpp">,
333 Edge<"root", "llvm_gcc_m">,
334 Edge<"root", "llvm_gcc_mxx">,
337 Edge<"root", "llvm_gcc_c_pch">,
338 Edge<"root", "llvm_gcc_cpp_pch">,
339 Edge<"root", "llvm_gcc_m_pch">,
340 Edge<"root", "llvm_gcc_mxx_pch">,
342 Edge<"llvm_gcc_c", "llc">,
343 Edge<"llvm_gcc_cpp", "llc">,
344 Edge<"llvm_gcc_m", "llc">,
345 Edge<"llvm_gcc_mxx", "llc">,
346 Edge<"llvm_as", "llc">,
348 OptionalEdge<"root", "llvm_as",
349 (case (switch_on "emit-llvm"), (inc_weight))>,
350 OptionalEdge<"llvm_gcc_c", "opt", (case (switch_on "opt"), (inc_weight))>,
351 OptionalEdge<"llvm_gcc_cpp", "opt", (case (switch_on "opt"), (inc_weight))>,
352 OptionalEdge<"llvm_gcc_m", "opt", (case (switch_on "opt"), (inc_weight))>,
353 OptionalEdge<"llvm_gcc_mxx", "opt", (case (switch_on "opt"), (inc_weight))>,
354 OptionalEdge<"llvm_as", "opt", (case (switch_on "opt"), (inc_weight))>,
357 Edge<"llc", "llvm_gcc_assembler">,
358 Edge<"llvm_gcc_assembler", "llvm_gcc_linker">,
359 OptionalEdge<"llvm_gcc_assembler", "llvm_gcc_cpp_linker",
361 (or (input_languages_contain "c++"),
362 (input_languages_contain "objective-c++")),
364 (or (parameter_equals "linker", "g++"),
365 (parameter_equals "linker", "c++")), (inc_weight))>,
368 Edge<"root", "llvm_gcc_linker">,
369 OptionalEdge<"root", "llvm_gcc_cpp_linker",
371 (or (input_languages_contain "c++"),
372 (input_languages_contain "objective-c++")),
374 (or (parameter_equals "linker", "g++"),
375 (parameter_equals "linker", "c++")), (inc_weight))>