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)),
53 (parameter_option "march",
54 (help "A synonym for -mtune"), (hidden)),
55 (parameter_option "mcpu",
56 (help "A deprecated synonym for -mtune"), (hidden)),
57 (parameter_option "MF",
58 (help "Specify a file to write dependencies to"), (hidden)),
59 (parameter_option "MT",
60 (help "Change the name of the rule emitted by dependency generation"),
62 (parameter_list_option "include",
63 (help "Include the named file prior to preprocessing")),
64 (parameter_list_option "framework",
65 (help "Specifies a framework to link against")),
66 (parameter_list_option "weak_framework",
67 (help "Specifies a framework to weakly link against"), (hidden)),
68 (prefix_list_option "F",
69 (help "Add a directory to framework search path")),
70 (prefix_list_option "I",
71 (help "Add a directory to include path")),
72 (prefix_list_option "D",
73 (help "Define a macro")),
74 (prefix_list_option "Wa,", (comma_separated),
75 (help "Pass options to assembler")),
76 (prefix_list_option "Wllc,", (comma_separated),
77 (help "Pass options to llc")),
78 (prefix_list_option "L",
79 (help "Add a directory to link path")),
80 (prefix_list_option "l",
81 (help "Search a library when linking")),
82 (prefix_list_option "Wl,",
83 (help "Pass options to linker")),
84 (prefix_list_option "Wo,", (comma_separated),
85 (help "Pass options to opt")),
86 (prefix_list_option "m",
87 (help "Enable or disable various extensions (-mmmx, -msse, etc.)"),
91 // Option preprocessor.
93 def Preprocess : OptionPreprocessor<
94 (case (and (switch_on "O3"), (any_switch_on ["O0", "O1", "O2"])),
95 (unset_option ["O0", "O1", "O2"]),
96 (and (switch_on "O2"), (any_switch_on ["O0", "O1"])),
97 (unset_option ["O0", "O1"]),
98 (and (switch_on "O1"), (switch_on "O0")),
105 class llvm_gcc_based <string cmd_prefix, string in_lang, string E_ext> : Tool<
106 [(in_language in_lang),
107 (out_language "llvm-bitcode"),
108 (output_suffix "bc"),
111 (case (not_empty "o"),
112 !strconcat(cmd_prefix, " -E $INFILE -o $OUTFILE"),
114 !strconcat(cmd_prefix, " -E $INFILE")),
115 (switch_on "fsyntax-only"),
116 !strconcat(cmd_prefix, " -fsyntax-only $INFILE"),
117 (and (switch_on "S"), (switch_on "emit-llvm")),
118 !strconcat(cmd_prefix, " -S $INFILE -o $OUTFILE -emit-llvm"),
120 !strconcat(cmd_prefix, " -c $INFILE -o $OUTFILE -emit-llvm"))),
123 (and (multiple_input_files), (or (switch_on "S"), (switch_on "c"))),
124 (error "cannot specify -o with -c or -S with multiple files"),
125 (switch_on "E"), [(stop_compilation), (output_suffix E_ext)],
126 (and (switch_on "emit-llvm"), (switch_on "S")),
127 [(output_suffix "ll"), (stop_compilation)],
128 (and (switch_on "emit-llvm"), (switch_on "c")), (stop_compilation),
129 (switch_on "fsyntax-only"), (stop_compilation),
130 (not_empty "include"), (forward "include"),
131 (not_empty "save-temps"), (append_cmd "-save-temps"),
132 (not_empty "I"), (forward "I"),
133 (not_empty "F"), (forward "F"),
134 (not_empty "D"), (forward "D"),
135 (not_empty "march"), (forward "march"),
136 (not_empty "mtune"), (forward "mtune"),
137 (not_empty "mcpu"), (forward "mcpu"),
138 (not_empty "m"), (forward "m"),
139 (switch_on "m32"), (forward "m32"),
140 (switch_on "m64"), (forward "m64"),
141 (switch_on "O1"), (forward "O1"),
142 (switch_on "O2"), (forward "O2"),
143 (switch_on "O3"), (forward "O3"),
144 (switch_on "fPIC"), (forward "fPIC"),
145 (switch_on "mdynamic-no-pic"), (forward "mdynamic-no-pic"),
146 (not_empty "MF"), (forward "MF"),
147 (not_empty "MT"), (forward "MT"))),
151 def llvm_gcc_c : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c", "c", "i">;
152 def llvm_gcc_cpp : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++", "c++", "i">;
153 def llvm_gcc_m : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c",
154 "objective-c", "mi">;
155 def llvm_gcc_mxx : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++",
156 "objective-c++", "mi">;
159 [(in_language "llvm-bitcode"),
160 (out_language "llvm-bitcode"),
161 (output_suffix "bc"),
162 (actions (case (not_empty "Wo,"), (forward_value "Wo,"),
163 (switch_on "O1"), (forward "O1"),
164 (switch_on "O2"), (forward "O2"),
165 (switch_on "O3"), (forward "O3"))),
166 (cmd_line "opt -f $INFILE -o $OUTFILE")
170 [(in_language "llvm-assembler"),
171 (out_language "llvm-bitcode"),
172 (output_suffix "bc"),
173 (cmd_line "llvm-as $INFILE -o $OUTFILE"),
174 (actions (case (switch_on "emit-llvm"), (stop_compilation)))
177 def llvm_gcc_assembler : Tool<
178 [(in_language "assembler"),
179 (out_language "object-code"),
181 (cmd_line "@LLVMGCCCOMMAND@ -c -x assembler $INFILE -o $OUTFILE"),
183 (switch_on "c"), (stop_compilation),
184 (not_empty "Wa,"), (forward_value "Wa,")))
188 [(in_language ["llvm-bitcode", "llvm-assembler"]),
189 (out_language "assembler"),
191 (cmd_line "llc -f $INFILE -o $OUTFILE"),
193 (switch_on "S"), (stop_compilation),
194 (switch_on "O0"), (forward "O0"),
195 (switch_on "O1"), (forward "O1"),
196 (switch_on "O2"), (forward "O2"),
197 (switch_on "O3"), (forward "O3"),
198 (switch_on "fPIC"), (append_cmd "-relocation-model=pic"),
199 (switch_on "mdynamic-no-pic"),
200 (append_cmd "-relocation-model=dynamic-no-pic"),
201 (not_empty "march"), (forward "mcpu"),
202 (not_empty "mtune"), (forward "mcpu"),
203 (not_empty "mcpu"), (forward "mcpu"),
204 (not_empty "m"), (forward_transformed_value "m", "ConvertToMAttr"),
205 (not_empty "Wllc,"), (forward_value "Wllc,")))
208 // Base class for linkers
209 class llvm_gcc_based_linker <string cmd_prefix> : Tool<
210 [(in_language "object-code"),
211 (out_language "executable"),
212 (output_suffix "out"),
213 (cmd_line !strconcat(cmd_prefix, " $INFILE -o $OUTFILE")),
216 (switch_on "pthread"), (append_cmd "-lpthread"),
217 (not_empty "L"), (forward "L"),
218 (not_empty "F"), (forward "F"),
219 (not_empty "framework"), (forward "framework"),
220 (not_empty "weak_framework"), (forward "weak_framework"),
221 (switch_on "m32"), (forward "m32"),
222 (switch_on "m64"), (forward "m64"),
223 (not_empty "l"), (forward "l"),
224 (not_empty "Wl,"), (forward "Wl,")))
228 def llvm_gcc_linker : llvm_gcc_based_linker<"@LLVMGCCCOMMAND@">;
229 // Alternative linker for C++
230 def llvm_gcc_cpp_linker : llvm_gcc_based_linker<"@LLVMGXXCOMMAND@">;
234 def LanguageMap : LanguageMap<
235 [LangToSuffixes<"c++", ["cc", "cp", "cxx", "cpp", "CPP", "c++", "C"]>,
236 LangToSuffixes<"c", ["c"]>,
237 LangToSuffixes<"c-cpp-output", ["i"]>,
238 LangToSuffixes<"objective-c-cpp-output", ["mi"]>,
239 LangToSuffixes<"objective-c++", ["mm"]>,
240 LangToSuffixes<"objective-c", ["m"]>,
241 LangToSuffixes<"assembler", ["s"]>,
242 LangToSuffixes<"assembler-with-cpp", ["S"]>,
243 LangToSuffixes<"llvm-assembler", ["ll"]>,
244 LangToSuffixes<"llvm-bitcode", ["bc"]>,
245 LangToSuffixes<"object-code", ["o"]>,
246 LangToSuffixes<"executable", ["out"]>
251 def CompilationGraph : CompilationGraph<[
252 Edge<"root", "llvm_gcc_c">,
253 Edge<"root", "llvm_gcc_assembler">,
254 Edge<"root", "llvm_gcc_cpp">,
255 Edge<"root", "llvm_gcc_m">,
256 Edge<"root", "llvm_gcc_mxx">,
259 Edge<"llvm_gcc_c", "llc">,
260 Edge<"llvm_gcc_cpp", "llc">,
261 Edge<"llvm_gcc_m", "llc">,
262 Edge<"llvm_gcc_mxx", "llc">,
263 Edge<"llvm_as", "llc">,
265 OptionalEdge<"root", "llvm_as",
266 (case (switch_on "emit-llvm"), (inc_weight))>,
267 OptionalEdge<"llvm_gcc_c", "opt", (case (switch_on "opt"), (inc_weight))>,
268 OptionalEdge<"llvm_gcc_cpp", "opt", (case (switch_on "opt"), (inc_weight))>,
269 OptionalEdge<"llvm_gcc_m", "opt", (case (switch_on "opt"), (inc_weight))>,
270 OptionalEdge<"llvm_gcc_mxx", "opt", (case (switch_on "opt"), (inc_weight))>,
271 OptionalEdge<"llvm_as", "opt", (case (switch_on "opt"), (inc_weight))>,
274 Edge<"llc", "llvm_gcc_assembler">,
275 Edge<"llvm_gcc_assembler", "llvm_gcc_linker">,
276 OptionalEdge<"llvm_gcc_assembler", "llvm_gcc_cpp_linker",
278 (or (input_languages_contain "c++"),
279 (input_languages_contain "objective-c++")),
281 (or (parameter_equals "linker", "g++"),
282 (parameter_equals "linker", "c++")), (inc_weight))>,
285 Edge<"root", "llvm_gcc_linker">,
286 OptionalEdge<"root", "llvm_gcc_cpp_linker",
288 (or (input_languages_contain "c++"),
289 (input_languages_contain "objective-c++")),
291 (or (parameter_equals "linker", "g++"),
292 (parameter_equals "linker", "c++")), (inc_weight))>