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")),
30 (help "Optimization level 1")),
32 (help "Optimization level 2")),
34 (help "Optimization level 3")),
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)),
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)),
61 (parameter_option "mcpu",
62 (help "A deprecated synonym for -mtune"), (hidden)),
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 (prefix_list_option "F",
80 (help "Add a directory to framework search path")),
81 (prefix_list_option "I",
82 (help "Add a directory to include path")),
83 (prefix_list_option "D",
84 (help "Define a macro")),
85 (prefix_list_option "Wa,", (comma_separated),
86 (help "Pass options to assembler")),
87 (prefix_list_option "Wllc,", (comma_separated),
88 (help "Pass options to llc")),
89 (prefix_list_option "L",
90 (help "Add a directory to link path")),
91 (prefix_list_option "l",
92 (help "Search a library when linking")),
93 (prefix_list_option "Wl,",
94 (help "Pass options to linker")),
95 (prefix_list_option "Wo,", (comma_separated),
96 (help "Pass options to opt")),
97 (prefix_list_option "m",
98 (help "Enable or disable various extensions (-mmmx, -msse, etc.)"),
100 (switch_option "dynamiclib", (hidden),
101 (help "Produce a dynamic library")),
102 (switch_option "prebind", (hidden),
103 (help "Prebind all undefined symbols")),
104 (switch_option "dead_strip", (hidden),
105 (help "Remove unreachable blocks of code")),
106 (switch_option "single_module", (hidden),
107 (help "Build the library so it contains only one module")),
108 (parameter_option "compatibility_version", (hidden),
109 (help "Compatibility version number")),
110 (parameter_option "current_version", (hidden),
111 (help "Current version number"))
114 // Option preprocessor.
116 def Preprocess : OptionPreprocessor<
117 (case (not (any_switch_on ["O0", "O1", "O2", "O3"])),
119 (and (switch_on "O3"), (any_switch_on ["O0", "O1", "O2"])),
120 (unset_option ["O0", "O1", "O2"]),
121 (and (switch_on "O2"), (any_switch_on ["O0", "O1"])),
122 (unset_option ["O0", "O1"]),
123 (switch_on ["O1", "O0"]),
129 class llvm_gcc_based <string cmd_prefix, string in_lang, string E_ext> : Tool<
130 [(in_language in_lang),
131 (out_language "llvm-bitcode"),
132 (output_suffix "bc"),
135 (case (not_empty "o"),
136 !strconcat(cmd_prefix, " -E $INFILE -o $OUTFILE"),
138 !strconcat(cmd_prefix, " -E $INFILE")),
139 (switch_on "fsyntax-only"),
140 !strconcat(cmd_prefix, " -fsyntax-only $INFILE"),
141 (and (switch_on "S"), (switch_on "emit-llvm")),
142 !strconcat(cmd_prefix, " -S $INFILE -o $OUTFILE -emit-llvm"),
144 !strconcat(cmd_prefix, " -c $INFILE -o $OUTFILE -emit-llvm"))),
147 (and (multiple_input_files), (or (switch_on "S"), (switch_on "c"))),
148 (error "cannot specify -o with -c or -S with multiple files"),
149 (switch_on "E"), [(stop_compilation), (output_suffix E_ext)],
150 (switch_on ["emit-llvm", "S"]),
151 [(output_suffix "ll"), (stop_compilation)],
152 (switch_on ["emit-llvm", "c"]), (stop_compilation),
153 (switch_on "fsyntax-only"), (stop_compilation),
154 (not_empty "include"), (forward "include"),
155 (not_empty "iquote"), (forward "iquote"),
156 (not_empty "save-temps"), (append_cmd "-save-temps"),
157 (not_empty "I"), (forward "I"),
158 (not_empty "F"), (forward "F"),
159 (not_empty "D"), (forward "D"),
160 (not_empty "arch"), (forward "arch"),
161 (not_empty "march"), (forward "march"),
162 (not_empty "mtune"), (forward "mtune"),
163 (not_empty "mcpu"), (forward "mcpu"),
164 (not_empty "m"), (forward "m"),
165 (switch_on "mfix-and-continue"), (forward "mfix-and-continue"),
166 (switch_on "m32"), (forward "m32"),
167 (switch_on "m64"), (forward "m64"),
168 (switch_on "O0"), (forward "O0"),
169 (switch_on "O1"), (forward "O1"),
170 (switch_on "O2"), (forward "O2"),
171 (switch_on "O3"), (forward "O3"),
172 (switch_on "fPIC"), (forward "fPIC"),
173 (switch_on "mdynamic-no-pic"), (forward "mdynamic-no-pic"),
174 (not_empty "MF"), (forward "MF"),
175 (not_empty "MT"), (forward "MT"))),
179 def llvm_gcc_c : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c", "c", "i">;
180 def llvm_gcc_cpp : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++", "c++", "i">;
181 def llvm_gcc_m : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c",
182 "objective-c", "mi">;
183 def llvm_gcc_mxx : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++",
184 "objective-c++", "mi">;
187 [(in_language "llvm-bitcode"),
188 (out_language "llvm-bitcode"),
189 (output_suffix "bc"),
190 (actions (case (not_empty "Wo,"), (forward_value "Wo,"),
191 (switch_on "O1"), (forward "O1"),
192 (switch_on "O2"), (forward "O2"),
193 (switch_on "O3"), (forward "O3"))),
194 (cmd_line "opt -f $INFILE -o $OUTFILE")
198 [(in_language "llvm-assembler"),
199 (out_language "llvm-bitcode"),
200 (output_suffix "bc"),
201 (cmd_line "llvm-as $INFILE -o $OUTFILE"),
202 (actions (case (switch_on "emit-llvm"), (stop_compilation)))
205 def llvm_gcc_assembler : Tool<
206 [(in_language "assembler"),
207 (out_language "object-code"),
209 (cmd_line "@LLVMGCCCOMMAND@ -c -x assembler $INFILE -o $OUTFILE"),
211 (switch_on "c"), (stop_compilation),
212 (not_empty "arch"), (forward "arch"),
213 (not_empty "Wa,"), (forward_value "Wa,")))
217 [(in_language ["llvm-bitcode", "llvm-assembler"]),
218 (out_language "assembler"),
220 (cmd_line "llc -f $INFILE -o $OUTFILE"),
222 (switch_on "S"), (stop_compilation),
223 (switch_on "O0"), (forward "O0"),
224 (switch_on "O1"), (forward "O1"),
225 (switch_on "O2"), (forward "O2"),
226 (switch_on "O3"), (forward "O3"),
227 (switch_on "fPIC"), (append_cmd "-relocation-model=pic"),
228 (switch_on "mdynamic-no-pic"),
229 (append_cmd "-relocation-model=dynamic-no-pic"),
230 (not_empty "march"), (forward "mcpu"),
231 (not_empty "mtune"), (forward "mcpu"),
232 (not_empty "mcpu"), (forward "mcpu"),
233 (not_empty "m"), (forward_transformed_value "m", "ConvertToMAttr"),
234 (not_empty "Wllc,"), (forward_value "Wllc,")))
237 // Base class for linkers
238 class llvm_gcc_based_linker <string cmd_prefix> : Tool<
239 [(in_language "object-code"),
240 (out_language "executable"),
241 (output_suffix "out"),
242 (cmd_line !strconcat(cmd_prefix, " $INFILE -o $OUTFILE")),
245 (switch_on "pthread"), (append_cmd "-lpthread"),
246 (not_empty "L"), (forward "L"),
247 (not_empty "F"), (forward "F"),
248 (not_empty "arch"), (forward "arch"),
249 (not_empty "framework"), (forward "framework"),
250 (not_empty "weak_framework"), (forward "weak_framework"),
251 (switch_on "m32"), (forward "m32"),
252 (switch_on "m64"), (forward "m64"),
253 (not_empty "l"), (forward "l"),
254 (not_empty "Wl,"), (forward "Wl,"),
255 (switch_on "dynamiclib"), (forward "dynamiclib"),
256 (switch_on "prebind"), (forward "prebind"),
257 (switch_on "dead_strip"), (forward "dead_strip"),
258 (switch_on "single_module"), (forward "single_module"),
259 (not_empty "compatibility_version"),
260 (forward "compatibility_version"),
261 (not_empty "current_version"),
262 (forward "current_version")))
266 def llvm_gcc_linker : llvm_gcc_based_linker<"@LLVMGCCCOMMAND@">;
267 // Alternative linker for C++
268 def llvm_gcc_cpp_linker : llvm_gcc_based_linker<"@LLVMGXXCOMMAND@">;
272 def LanguageMap : LanguageMap<
273 [LangToSuffixes<"c++", ["cc", "cp", "cxx", "cpp", "CPP", "c++", "C"]>,
274 LangToSuffixes<"c", ["c"]>,
275 LangToSuffixes<"c-cpp-output", ["i"]>,
276 LangToSuffixes<"objective-c-cpp-output", ["mi"]>,
277 LangToSuffixes<"objective-c++", ["mm"]>,
278 LangToSuffixes<"objective-c", ["m"]>,
279 LangToSuffixes<"assembler", ["s"]>,
280 LangToSuffixes<"assembler-with-cpp", ["S"]>,
281 LangToSuffixes<"llvm-assembler", ["ll"]>,
282 LangToSuffixes<"llvm-bitcode", ["bc"]>,
283 LangToSuffixes<"object-code", ["o"]>,
284 LangToSuffixes<"executable", ["out"]>
289 def CompilationGraph : CompilationGraph<[
290 Edge<"root", "llvm_gcc_c">,
291 Edge<"root", "llvm_gcc_assembler">,
292 Edge<"root", "llvm_gcc_cpp">,
293 Edge<"root", "llvm_gcc_m">,
294 Edge<"root", "llvm_gcc_mxx">,
297 Edge<"llvm_gcc_c", "llc">,
298 Edge<"llvm_gcc_cpp", "llc">,
299 Edge<"llvm_gcc_m", "llc">,
300 Edge<"llvm_gcc_mxx", "llc">,
301 Edge<"llvm_as", "llc">,
303 OptionalEdge<"root", "llvm_as",
304 (case (switch_on "emit-llvm"), (inc_weight))>,
305 OptionalEdge<"llvm_gcc_c", "opt", (case (switch_on "opt"), (inc_weight))>,
306 OptionalEdge<"llvm_gcc_cpp", "opt", (case (switch_on "opt"), (inc_weight))>,
307 OptionalEdge<"llvm_gcc_m", "opt", (case (switch_on "opt"), (inc_weight))>,
308 OptionalEdge<"llvm_gcc_mxx", "opt", (case (switch_on "opt"), (inc_weight))>,
309 OptionalEdge<"llvm_as", "opt", (case (switch_on "opt"), (inc_weight))>,
312 Edge<"llc", "llvm_gcc_assembler">,
313 Edge<"llvm_gcc_assembler", "llvm_gcc_linker">,
314 OptionalEdge<"llvm_gcc_assembler", "llvm_gcc_cpp_linker",
316 (or (input_languages_contain "c++"),
317 (input_languages_contain "objective-c++")),
319 (or (parameter_equals "linker", "g++"),
320 (parameter_equals "linker", "c++")), (inc_weight))>,
323 Edge<"root", "llvm_gcc_linker">,
324 OptionalEdge<"root", "llvm_gcc_cpp_linker",
326 (or (input_languages_contain "c++"),
327 (input_languages_contain "objective-c++")),
329 (or (parameter_equals "linker", "g++"),
330 (parameter_equals "linker", "c++")), (inc_weight))>