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,",
75 (help "Pass options to assembler")),
76 (prefix_list_option "Wllc,",
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,",
85 (help "Pass options to opt"))
88 // Option preprocessor.
90 def Preprocess : OptionPreprocessor<
91 (case (and (switch_on "O3"), (any_switch_on ["O0", "O1", "O2"])),
92 (unset_option ["O0", "O1", "O2"]),
93 (and (switch_on "O2"), (any_switch_on ["O0", "O1"])),
94 (unset_option ["O0", "O1"]),
95 (and (switch_on "O1"), (switch_on "O0")),
102 class llvm_gcc_based <string cmd_prefix, string in_lang, string E_ext> : Tool<
103 [(in_language in_lang),
104 (out_language "llvm-bitcode"),
105 (output_suffix "bc"),
108 (case (not_empty "o"),
109 !strconcat(cmd_prefix, " -E $INFILE -o $OUTFILE"),
111 !strconcat(cmd_prefix, " -E $INFILE")),
112 (switch_on "fsyntax-only"),
113 !strconcat(cmd_prefix, " -fsyntax-only $INFILE"),
114 (and (switch_on "S"), (switch_on "emit-llvm")),
115 !strconcat(cmd_prefix, " -S $INFILE -o $OUTFILE -emit-llvm"),
117 !strconcat(cmd_prefix, " -c $INFILE -o $OUTFILE -emit-llvm"))),
120 (and (multiple_input_files), (or (switch_on "S"), (switch_on "c"))),
121 (error "cannot specify -o with -c or -S with multiple files"),
122 (switch_on "E"), [(stop_compilation), (output_suffix E_ext)],
123 (and (switch_on "emit-llvm"), (switch_on "S")),
124 [(output_suffix "ll"), (stop_compilation)],
125 (and (switch_on "emit-llvm"), (switch_on "c")), (stop_compilation),
126 (switch_on "fsyntax-only"), (stop_compilation),
127 (not_empty "include"), (forward "include"),
128 (not_empty "save-temps"), (append_cmd "-save-temps"),
129 (not_empty "I"), (forward "I"),
130 (not_empty "F"), (forward "F"),
131 (not_empty "D"), (forward "D"),
132 (not_empty "march"), (forward "march"),
133 (not_empty "mtune"), (forward "mtune"),
134 (not_empty "mcpu"), (forward "mcpu"),
135 (switch_on "m32"), (forward "m32"),
136 (switch_on "m64"), (forward "m64"),
137 (switch_on "O1"), (forward "O1"),
138 (switch_on "O2"), (forward "O2"),
139 (switch_on "O3"), (forward "O3"),
140 (switch_on "fPIC"), (forward "fPIC"),
141 (switch_on "mdynamic-no-pic"), (forward "mdynamic-no-pic"),
142 (not_empty "MF"), (forward "MF"),
143 (not_empty "MT"), (forward "MT"))),
147 def llvm_gcc_c : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x c", "c", "i">;
148 def llvm_gcc_cpp : llvm_gcc_based<"@LLVMGXXCOMMAND@ -x c++", "c++", "i">;
149 def llvm_gcc_m : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c",
150 "objective-c", "mi">;
151 def llvm_gcc_mxx : llvm_gcc_based<"@LLVMGCCCOMMAND@ -x objective-c++",
152 "objective-c++", "mi">;
155 [(in_language "llvm-bitcode"),
156 (out_language "llvm-bitcode"),
157 (output_suffix "bc"),
158 (actions (case (not_empty "Wo,"), (unpack_values "Wo,"),
159 (switch_on "O1"), (forward "O1"),
160 (switch_on "O2"), (forward "O2"),
161 (switch_on "O3"), (forward "O3"))),
162 (cmd_line "opt -f $INFILE -o $OUTFILE")
166 [(in_language "llvm-assembler"),
167 (out_language "llvm-bitcode"),
168 (output_suffix "bc"),
169 (cmd_line "llvm-as $INFILE -o $OUTFILE"),
170 (actions (case (switch_on "emit-llvm"), (stop_compilation)))
173 def llvm_gcc_assembler : Tool<
174 [(in_language "assembler"),
175 (out_language "object-code"),
177 (cmd_line "@LLVMGCCCOMMAND@ -c -x assembler $INFILE -o $OUTFILE"),
179 (switch_on "c"), (stop_compilation),
180 (not_empty "Wa,"), (unpack_values "Wa,")))
184 [(in_language ["llvm-bitcode", "llvm-assembler"]),
185 (out_language "assembler"),
187 (cmd_line "llc -f $INFILE -o $OUTFILE"),
189 (switch_on "S"), (stop_compilation),
190 (switch_on "O0"), (forward "O0"),
191 (switch_on "O1"), (forward "O1"),
192 (switch_on "O2"), (forward "O2"),
193 (switch_on "O3"), (forward "O3"),
194 (switch_on "fPIC"), (append_cmd "-relocation-model=pic"),
195 (switch_on "mdynamic-no-pic"),
196 (append_cmd "-relocation-model=dynamic-no-pic"),
197 (not_empty "march"), (forward "mcpu"),
198 (not_empty "mtune"), (forward "mcpu"),
199 (not_empty "mcpu"), (forward "mcpu"),
200 (not_empty "Wllc,"), (unpack_values "Wllc,")))
203 // Base class for linkers
204 class llvm_gcc_based_linker <string cmd_prefix> : Tool<
205 [(in_language "object-code"),
206 (out_language "executable"),
207 (output_suffix "out"),
208 (cmd_line !strconcat(cmd_prefix, " $INFILE -o $OUTFILE")),
211 (switch_on "pthread"), (append_cmd "-lpthread"),
212 (not_empty "L"), (forward "L"),
213 (not_empty "F"), (forward "F"),
214 (not_empty "framework"), (forward "framework"),
215 (not_empty "weak_framework"), (forward "weak_framework"),
216 (switch_on "m32"), (forward "m32"),
217 (switch_on "m64"), (forward "m64"),
218 (not_empty "l"), (forward "l"),
219 (not_empty "Wl,"), (forward "Wl,")))
223 def llvm_gcc_linker : llvm_gcc_based_linker<"@LLVMGCCCOMMAND@">;
224 // Alternative linker for C++
225 def llvm_gcc_cpp_linker : llvm_gcc_based_linker<"@LLVMGXXCOMMAND@">;
229 def LanguageMap : LanguageMap<
230 [LangToSuffixes<"c++", ["cc", "cp", "cxx", "cpp", "CPP", "c++", "C"]>,
231 LangToSuffixes<"c", ["c"]>,
232 LangToSuffixes<"c-cpp-output", ["i"]>,
233 LangToSuffixes<"objective-c-cpp-output", ["mi"]>,
234 LangToSuffixes<"objective-c++", ["mm"]>,
235 LangToSuffixes<"objective-c", ["m"]>,
236 LangToSuffixes<"assembler", ["s"]>,
237 LangToSuffixes<"assembler-with-cpp", ["S"]>,
238 LangToSuffixes<"llvm-assembler", ["ll"]>,
239 LangToSuffixes<"llvm-bitcode", ["bc"]>,
240 LangToSuffixes<"object-code", ["o"]>,
241 LangToSuffixes<"executable", ["out"]>
246 def CompilationGraph : CompilationGraph<[
247 Edge<"root", "llvm_gcc_c">,
248 Edge<"root", "llvm_gcc_assembler">,
249 Edge<"root", "llvm_gcc_cpp">,
250 Edge<"root", "llvm_gcc_m">,
251 Edge<"root", "llvm_gcc_mxx">,
254 Edge<"llvm_gcc_c", "llc">,
255 Edge<"llvm_gcc_cpp", "llc">,
256 Edge<"llvm_gcc_m", "llc">,
257 Edge<"llvm_gcc_mxx", "llc">,
258 Edge<"llvm_as", "llc">,
260 OptionalEdge<"root", "llvm_as",
261 (case (switch_on "emit-llvm"), (inc_weight))>,
262 OptionalEdge<"llvm_gcc_c", "opt", (case (switch_on "opt"), (inc_weight))>,
263 OptionalEdge<"llvm_gcc_cpp", "opt", (case (switch_on "opt"), (inc_weight))>,
264 OptionalEdge<"llvm_gcc_m", "opt", (case (switch_on "opt"), (inc_weight))>,
265 OptionalEdge<"llvm_gcc_mxx", "opt", (case (switch_on "opt"), (inc_weight))>,
266 OptionalEdge<"llvm_as", "opt", (case (switch_on "opt"), (inc_weight))>,
269 Edge<"llc", "llvm_gcc_assembler">,
270 Edge<"llvm_gcc_assembler", "llvm_gcc_linker">,
271 OptionalEdge<"llvm_gcc_assembler", "llvm_gcc_cpp_linker",
273 (or (input_languages_contain "c++"),
274 (input_languages_contain "objective-c++")),
276 (or (parameter_equals "linker", "g++"),
277 (parameter_equals "linker", "c++")), (inc_weight))>,
280 Edge<"root", "llvm_gcc_linker">,
281 OptionalEdge<"root", "llvm_gcc_cpp_linker",
283 (or (input_languages_contain "c++"),
284 (input_languages_contain "objective-c++")),
286 (or (parameter_equals "linker", "g++"),
287 (parameter_equals "linker", "c++")), (inc_weight))>