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 //===----------------------------------------------------------------------===//
14 include "llvm/CompilerDriver/Common.td"
18 def OptList : OptionList<[
19 (switch_option "emit-llvm",
20 (help "Emit LLVM .ll files instead of native object files")),
22 (help "Stop after the preprocessing stage, do not run the compiler")),
23 (switch_option "fsyntax-only",
24 (help "Stop after checking the input for syntax errors")),
28 (help "Turn off optimization"), (zero_or_more)),
30 (help "Optimization level 1"), (zero_or_more)),
32 (help "Optimization level 2"), (zero_or_more)),
34 (help "Optimization level 3"), (zero_or_more)),
36 (help "Stop after compilation, do not assemble")),
38 (help "Compile and assemble, but do not link")),
39 (switch_option "pthread",
40 (help "Enable threads")),
42 (help "Generate code for a 32-bit environment"), (hidden)),
44 (help "Generate code for a 64-bit environment"), (hidden)),
45 (switch_option "fPIC",
46 (help "Relocation model: PIC"), (hidden)),
47 (switch_option "mdynamic-no-pic",
48 (help "Relocation model: dynamic-no-pic"), (hidden)),
49 (parameter_option "linker",
50 (help "Choose linker (possible values: gcc, g++)")),
51 (parameter_option "mtune",
52 (help "Target a specific CPU type"), (hidden), (forward_not_split)),
54 // TODO: Add a conditional compilation mechanism to make Darwin-only options
55 // like '-arch' really Darwin-only.
57 (parameter_option "arch",
58 (help "Compile for the specified target architecture"), (hidden)),
59 (parameter_option "march",
60 (help "A synonym for -mtune"), (hidden), (forward_not_split)),
61 (parameter_option "mcpu",
62 (help "A deprecated synonym for -mtune"), (hidden), (forward_not_split)),
63 (switch_option "mfix-and-continue",
64 (help "Needed by gdb to load .o files dynamically"), (hidden)),
65 (parameter_option "MF",
66 (help "Specify a file to write dependencies to"), (hidden)),
67 (parameter_list_option "MT",
68 (help "Change the name of the rule emitted by dependency generation"),
70 (parameter_list_option "include",
71 (help "Include the named file prior to preprocessing")),
72 (parameter_list_option "iquote",
73 (help "Search dir only for files requested with #inlcude \"file\""),
75 (parameter_list_option "framework",
76 (help "Specifies a framework to link against")),
77 (parameter_list_option "weak_framework",
78 (help "Specifies a framework to weakly link against"), (hidden)),
79 (parameter_option "filelist", (hidden),
80 (help "Link the files listed in file")),
81 (prefix_list_option "F",
82 (help "Add a directory to framework search path")),
83 (prefix_list_option "I",
84 (help "Add a directory to include path")),
85 (prefix_list_option "D",
86 (help "Define a macro")),
87 (parameter_list_option "Xpreprocessor", (hidden),
88 (help "Pass options to preprocessor")),
89 (prefix_list_option "Wa,", (comma_separated),
90 (help "Pass options to assembler")),
91 (parameter_list_option "Xassembler", (hidden),
92 (help "Pass options to assembler")),
93 (prefix_list_option "Wllc,", (comma_separated),
94 (help "Pass options to llc")),
95 (prefix_list_option "L",
96 (help "Add a directory to link path")),
97 (prefix_list_option "l",
98 (help "Search a library when linking")),
99 (prefix_list_option "Wl,",
100 (help "Pass options to linker")),
101 (parameter_list_option "Xlinker", (hidden),
102 (help "Pass options to linker")),
103 (prefix_list_option "Wo,", (comma_separated),
104 (help "Pass options to opt")),
105 (prefix_list_option "m",
106 (help "Enable or disable various extensions (-mmmx, -msse, etc.)"),
108 (switch_option "dynamiclib", (hidden),
109 (help "Produce a dynamic library")),
110 (switch_option "prebind", (hidden),
111 (help "Prebind all undefined symbols")),
112 (switch_option "dead_strip", (hidden),
113 (help "Remove unreachable blocks of code")),
114 (switch_option "single_module", (hidden),
115 (help "Build the library so it contains only one module")),
116 (parameter_option "install_name", (hidden),
117 (help "File name the library will be installed in")),
118 (parameter_option "compatibility_version", (hidden),
119 (help "Compatibility version number")),
120 (parameter_option "current_version", (hidden),
121 (help "Current version number"))
124 // Option preprocessor.
126 def Preprocess : OptionPreprocessor<
127 (case (not (any_switch_on ["O0", "O1", "O2", "O3"])),
129 (and (switch_on "O3"), (any_switch_on ["O0", "O1", "O2"])),
130 (unset_option ["O0", "O1", "O2"]),
131 (and (switch_on "O2"), (any_switch_on ["O0", "O1"])),
132 (unset_option ["O0", "O1"]),
133 (switch_on ["O1", "O0"]),
139 class llvm_gcc_based <string cmd_prefix, string in_lang,
140 string E_ext, string out_lang> : Tool<
141 [(in_language in_lang),
142 (out_language "llvm-bitcode"),
143 (output_suffix out_lang),
144 (command cmd_prefix),
147 (and (not_empty "o"),
148 (multiple_input_files), (or (switch_on "S"), (switch_on "c"))),
149 (error "cannot specify -o with -c or -S with multiple files"),
151 [(forward "E"), (stop_compilation), (output_suffix E_ext)],
152 (and (switch_on "E"), (empty "o")), (no_out_file),
153 (switch_on ["emit-llvm", "S"]),
154 [(output_suffix "ll"), (stop_compilation)],
155 (switch_on ["emit-llvm", "c"]), (stop_compilation),
156 (switch_on "fsyntax-only"), [(forward "fsyntax-only"),
157 (no_out_file), (stop_compilation)],
158 (switch_on ["S", "emit-llvm"]), [(forward "S"), (forward "emit-llvm")],
159 (not (or (switch_on ["S", "emit-llvm"]), (switch_on "fsyntax-only"))),
160 [(append_cmd "-c"), (append_cmd "-emit-llvm")],
163 (not_empty "Xpreprocessor"), (forward "Xpreprocessor"),
164 (not_empty "include"), (forward "include"),
165 (not_empty "iquote"), (forward "iquote"),
166 (not_empty "save-temps"), (append_cmd "-save-temps"),
167 (not_empty "I"), (forward "I"),
168 (not_empty "F"), (forward "F"),
169 (not_empty "D"), (forward "D"),
170 (not_empty "arch"), (forward "arch"),
171 (not_empty "march"), (forward "march"),
172 (not_empty "mtune"), (forward "mtune"),
173 (not_empty "mcpu"), (forward "mcpu"),
174 (not_empty "m"), (forward "m"),
175 (switch_on "mfix-and-continue"), (forward "mfix-and-continue"),
176 (switch_on "m32"), (forward "m32"),
177 (switch_on "m64"), (forward "m64"),
178 (switch_on "O0"), (forward "O0"),
179 (switch_on "O1"), (forward "O1"),
180 (switch_on "O2"), (forward "O2"),
181 (switch_on "O3"), (forward "O3"),
182 (switch_on "fPIC"), (forward "fPIC"),
183 (switch_on "mdynamic-no-pic"), (forward "mdynamic-no-pic"),
184 (not_empty "MF"), (forward "MF"),
185 (not_empty "MT"), (forward "MT"))),
189 def llvm_gcc_c : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c", "c", "i", "bc">;
190 def llvm_gcc_cpp : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++", "c++", "i", "bc">;
191 def llvm_gcc_m : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c",
192 "objective-c", "mi", "bc">;
193 def llvm_gcc_mxx : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++",
194 "objective-c++", "mi", "bc">;
196 def llvm_gcc_c_pch : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c-header",
197 "c-header", "i", "gch">;
198 def llvm_gcc_cpp_pch : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++-header",
201 def llvm_gcc_m_pch : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c-header",
202 "objective-c-header",
205 : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++-header",
206 "objective-c++-header", "mi", "gch">;
209 [(in_language "llvm-bitcode"),
210 (out_language "llvm-bitcode"),
211 (output_suffix "bc"),
212 (actions (case (not_empty "Wo,"), (forward_value "Wo,"),
213 (switch_on "O1"), (forward "O1"),
214 (switch_on "O2"), (forward "O2"),
215 (switch_on "O3"), (forward "O3"))),
220 [(in_language "llvm-assembler"),
221 (out_language "llvm-bitcode"),
222 (output_suffix "bc"),
224 (actions (case (switch_on "emit-llvm"), (stop_compilation)))
227 def llvm_gcc_assembler : Tool<
228 [(in_language "assembler"),
229 (out_language "object-code"),
231 (command "@LLVMGCCCOMMAND@ -c -x assembler"),
233 (switch_on "c"), (stop_compilation),
234 (not_empty "arch"), (forward "arch"),
235 (not_empty "Xassembler"), (forward "Xassembler"),
236 (not_empty "Wa,"), (forward "Wa,")))
240 [(in_language ["llvm-bitcode", "llvm-assembler"]),
241 (out_language "assembler"),
245 (switch_on "S"), (stop_compilation),
246 (switch_on "O0"), (forward "O0"),
247 (switch_on "O1"), (forward "O1"),
248 (switch_on "O2"), (forward "O2"),
249 (switch_on "O3"), (forward "O3"),
250 (switch_on "fPIC"), (append_cmd "-relocation-model=pic"),
251 (switch_on "mdynamic-no-pic"),
252 (append_cmd "-relocation-model=dynamic-no-pic"),
253 (not_empty "march"), (forward_as "mtune", "-mcpu"),
254 (not_empty "mtune"), (forward_as "mtune", "-mcpu"),
255 (not_empty "mcpu"), (forward "mcpu"),
256 (not_empty "m"), (forward_transformed_value "m", "ConvertToMAttr"),
257 (not_empty "Wllc,"), (forward_value "Wllc,")))
260 // Base class for linkers
261 class llvm_gcc_based_linker <string cmd_prefix> : Tool<
262 [(in_language "object-code"),
263 (out_language "executable"),
264 (output_suffix "out"),
265 (command cmd_prefix),
266 (works_on_empty (case (not_empty "filelist"), true,
270 (switch_on "pthread"), (append_cmd "-lpthread"),
271 (not_empty "L"), (forward "L"),
272 (not_empty "F"), (forward "F"),
273 (not_empty "arch"), (forward "arch"),
274 (not_empty "framework"), (forward "framework"),
275 (not_empty "weak_framework"), (forward "weak_framework"),
276 (not_empty "filelist"), (forward "filelist"),
277 (switch_on "m32"), (forward "m32"),
278 (switch_on "m64"), (forward "m64"),
279 (not_empty "l"), (forward "l"),
280 (not_empty "Xlinker"), (forward "Xlinker"),
281 (not_empty "Wl,"), (forward "Wl,"),
282 (switch_on "dynamiclib"), (forward "dynamiclib"),
283 (switch_on "prebind"), (forward "prebind"),
284 (switch_on "dead_strip"), (forward "dead_strip"),
285 (switch_on "single_module"), (forward "single_module"),
286 (not_empty "compatibility_version"),
287 (forward "compatibility_version"),
288 (not_empty "current_version"), (forward "current_version"),
289 (not_empty "install_name"), (forward "install_name")))
293 def llvm_gcc_linker : llvm_gcc_based_linker<"@LLVMGCCCOMMAND@">;
294 // Alternative linker for C++
295 def llvm_gcc_cpp_linker : llvm_gcc_based_linker<"@LLVMGXXCOMMAND@">;
299 def LanguageMap : LanguageMap<
300 [LangToSuffixes<"c++", ["cc", "cp", "cxx", "cpp", "CPP", "c++", "C"]>,
301 LangToSuffixes<"c++-header", ["hpp"]>,
302 LangToSuffixes<"c", ["c"]>,
303 LangToSuffixes<"c-header", ["h"]>,
304 LangToSuffixes<"c-cpp-output", ["i"]>,
305 LangToSuffixes<"objective-c-cpp-output", ["mi"]>,
306 LangToSuffixes<"objective-c++", ["mm"]>,
307 LangToSuffixes<"objective-c++-header", ["hmm"]>,
308 LangToSuffixes<"objective-c", ["m"]>,
309 LangToSuffixes<"objective-c-header", ["hm"]>,
310 LangToSuffixes<"assembler", ["s"]>,
311 LangToSuffixes<"assembler-with-cpp", ["S"]>,
312 LangToSuffixes<"llvm-assembler", ["ll"]>,
313 LangToSuffixes<"llvm-bitcode", ["bc"]>,
314 LangToSuffixes<"object-code", ["o", "*empty*"]>,
315 LangToSuffixes<"executable", ["out"]>
320 def CompilationGraph : CompilationGraph<[
321 Edge<"root", "llvm_gcc_c">,
322 Edge<"root", "llvm_gcc_assembler">,
323 Edge<"root", "llvm_gcc_cpp">,
324 Edge<"root", "llvm_gcc_m">,
325 Edge<"root", "llvm_gcc_mxx">,
328 Edge<"root", "llvm_gcc_c_pch">,
329 Edge<"root", "llvm_gcc_cpp_pch">,
330 Edge<"root", "llvm_gcc_m_pch">,
331 Edge<"root", "llvm_gcc_mxx_pch">,
333 Edge<"llvm_gcc_c", "llc">,
334 Edge<"llvm_gcc_cpp", "llc">,
335 Edge<"llvm_gcc_m", "llc">,
336 Edge<"llvm_gcc_mxx", "llc">,
337 Edge<"llvm_as", "llc">,
339 OptionalEdge<"root", "llvm_as",
340 (case (switch_on "emit-llvm"), (inc_weight))>,
341 OptionalEdge<"llvm_gcc_c", "opt", (case (switch_on "opt"), (inc_weight))>,
342 OptionalEdge<"llvm_gcc_cpp", "opt", (case (switch_on "opt"), (inc_weight))>,
343 OptionalEdge<"llvm_gcc_m", "opt", (case (switch_on "opt"), (inc_weight))>,
344 OptionalEdge<"llvm_gcc_mxx", "opt", (case (switch_on "opt"), (inc_weight))>,
345 OptionalEdge<"llvm_as", "opt", (case (switch_on "opt"), (inc_weight))>,
348 Edge<"llc", "llvm_gcc_assembler">,
349 Edge<"llvm_gcc_assembler", "llvm_gcc_linker">,
350 OptionalEdge<"llvm_gcc_assembler", "llvm_gcc_cpp_linker",
352 (or (input_languages_contain "c++"),
353 (input_languages_contain "objective-c++")),
355 (or (parameter_equals "linker", "g++"),
356 (parameter_equals "linker", "c++")), (inc_weight))>,
359 Edge<"root", "llvm_gcc_linker">,
360 OptionalEdge<"root", "llvm_gcc_cpp_linker",
362 (or (input_languages_contain "c++"),
363 (input_languages_contain "objective-c++")),
365 (or (parameter_equals "linker", "g++"),
366 (parameter_equals "linker", "c++")), (inc_weight))>