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1 # Copyright 2014 The Chromium Authors. All rights reserved. | |
2 # Use of this source code is governed by a BSD-style license that can be | |
3 # found in the LICENSE file. | |
4 | |
5 # The yasm build process creates a slew of small C subprograms that | |
6 # dynamically generate files at various point in the build process. This makes | |
7 # the build integration moderately complex. | |
8 # | |
9 # There are three classes of dynamically generated files: | |
10 # 1) C source files that should be included in the build (eg., lc3bid.c) | |
11 # 2) C source files that are #included by static C sources (eg., license.c) | |
12 # 3) Intermediate files that are used as input by other subprograms to | |
13 # further generate files in category #1 or #2. (eg., version.mac) | |
14 # | |
15 # This structure is represented with the following targets: | |
16 # 1) yasm -- Sources, flags for the main yasm executable. Also has most of | |
17 # of the actions and rules that invoke the subprograms. | |
18 # 2) yasm_config -- General build configuration including setting a | |
19 # inputs listing the checked in version of files | |
20 # generated by manually running configure. These manually | |
21 # generated files are used by all binaries. | |
22 # 3) yasm_utils -- Object files with memory management and hashing utilities | |
23 # shared between yasm and the genperf subprogram. | |
24 # 4) genmacro, genmodule, etc. -- One executable target for each subprogram. | |
25 # 5) generate_license, generate_module, etc. -- Actions that invoke programs | |
26 # built in #4 to generate .c files. | |
27 # 6) compile_gperf, compile_re2c, etc. -- Actions that invoke programs that | |
28 # turn intermediate files into .c files. | |
29 | |
30 if (current_toolchain == host_toolchain) { | |
31 # Various files referenced by multiple targets. | |
32 yasm_gen_include_dir = "$target_gen_dir/include" | |
33 config_makefile = "source/config/$host_os/Makefile" | |
34 version_file = "version.mac" | |
35 | |
36 import("//build/compiled_action.gni") | |
37 | |
38 config("yasm_config") { | |
39 include_dirs = [ | |
40 "source/config/$host_os", | |
41 "source/patched-yasm", | |
42 ] | |
43 defines = [ "HAVE_CONFIG_H" ] | |
44 if (is_posix) { | |
45 cflags = [ "-std=gnu99" ] | |
46 } | |
47 } | |
48 | |
49 executable("genmacro") { | |
50 sources = [ | |
51 "source/patched-yasm/tools/genmacro/genmacro.c", | |
52 ] | |
53 configs -= [ "//build/config/compiler:chromium_code" ] | |
54 configs += [ | |
55 ":yasm_config", | |
56 "//build/config/compiler:no_chromium_code", | |
57 ] | |
58 } | |
59 | |
60 executable("genmodule") { | |
61 sources = [ | |
62 "source/patched-yasm/libyasm/genmodule.c", | |
63 ] | |
64 configs -= [ "//build/config/compiler:chromium_code" ] | |
65 configs += [ | |
66 ":yasm_config", | |
67 "//build/config/compiler:no_chromium_code", | |
68 ] | |
69 } | |
70 | |
71 executable("genperf") { | |
72 sources = [ | |
73 "source/patched-yasm/tools/genperf/genperf.c", | |
74 "source/patched-yasm/tools/genperf/perfect.c", | |
75 ] | |
76 | |
77 configs -= [ "//build/config/compiler:chromium_code" ] | |
78 configs += [ | |
79 ":yasm_config", | |
80 "//build/config/compiler:no_chromium_code", | |
81 ] | |
82 | |
83 deps = [ | |
84 ":yasm_utils", | |
85 ] | |
86 } | |
87 | |
88 # Used by both yasm and genperf binaries. | |
89 source_set("yasm_utils") { | |
90 sources = [ | |
91 "source/patched-yasm/libyasm/phash.c", | |
92 "source/patched-yasm/libyasm/xmalloc.c", | |
93 "source/patched-yasm/libyasm/xstrdup.c", | |
94 ] | |
95 | |
96 configs -= [ "//build/config/compiler:chromium_code" ] | |
97 configs += [ | |
98 ":yasm_config", | |
99 "//build/config/compiler:no_chromium_code", | |
100 ] | |
101 } | |
102 | |
103 executable("genstring") { | |
104 sources = [ | |
105 "source/patched-yasm/genstring.c", | |
106 ] | |
107 configs -= [ "//build/config/compiler:chromium_code" ] | |
108 configs += [ | |
109 ":yasm_config", | |
110 "//build/config/compiler:no_chromium_code", | |
111 ] | |
112 } | |
113 | |
114 executable("genversion") { | |
115 sources = [ | |
116 "source/patched-yasm/modules/preprocs/nasm/genversion.c", | |
117 ] | |
118 configs -= [ "//build/config/compiler:chromium_code" ] | |
119 configs += [ | |
120 ":yasm_config", | |
121 "//build/config/compiler:no_chromium_code", | |
122 ] | |
123 } | |
124 | |
125 executable("re2c") { | |
126 sources = [ | |
127 "source/patched-yasm/tools/re2c/actions.c", | |
128 "source/patched-yasm/tools/re2c/code.c", | |
129 "source/patched-yasm/tools/re2c/dfa.c", | |
130 "source/patched-yasm/tools/re2c/main.c", | |
131 "source/patched-yasm/tools/re2c/mbo_getopt.c", | |
132 "source/patched-yasm/tools/re2c/parser.c", | |
133 "source/patched-yasm/tools/re2c/scanner.c", | |
134 "source/patched-yasm/tools/re2c/substr.c", | |
135 "source/patched-yasm/tools/re2c/translate.c", | |
136 ] | |
137 | |
138 configs -= [ "//build/config/compiler:chromium_code" ] | |
139 configs += [ | |
140 ":yasm_config", | |
141 "//build/config/compiler:no_chromium_code", | |
142 ] | |
143 | |
144 # re2c is missing CLOSEVOP from one switch. | |
145 if (is_posix) { | |
146 cflags = [ "-Wno-switch" ] | |
147 } | |
148 } | |
149 | |
150 executable("yasm") { | |
151 sources = [ | |
152 "source/patched-yasm/frontends/yasm/yasm-options.c", | |
153 "source/patched-yasm/frontends/yasm/yasm.c", | |
154 "source/patched-yasm/libyasm/assocdat.c", | |
155 "source/patched-yasm/libyasm/bc-align.c", | |
156 "source/patched-yasm/libyasm/bc-data.c", | |
157 "source/patched-yasm/libyasm/bc-incbin.c", | |
158 "source/patched-yasm/libyasm/bc-org.c", | |
159 "source/patched-yasm/libyasm/bc-reserve.c", | |
160 "source/patched-yasm/libyasm/bitvect.c", | |
161 "source/patched-yasm/libyasm/bytecode.c", | |
162 "source/patched-yasm/libyasm/errwarn.c", | |
163 "source/patched-yasm/libyasm/expr.c", | |
164 "source/patched-yasm/libyasm/file.c", | |
165 "source/patched-yasm/libyasm/floatnum.c", | |
166 "source/patched-yasm/libyasm/hamt.c", | |
167 "source/patched-yasm/libyasm/insn.c", | |
168 "source/patched-yasm/libyasm/intnum.c", | |
169 "source/patched-yasm/libyasm/inttree.c", | |
170 "source/patched-yasm/libyasm/linemap.c", | |
171 "source/patched-yasm/libyasm/md5.c", | |
172 "source/patched-yasm/libyasm/mergesort.c", | |
173 "source/patched-yasm/libyasm/section.c", | |
174 "source/patched-yasm/libyasm/strcasecmp.c", | |
175 "source/patched-yasm/libyasm/strsep.c", | |
176 "source/patched-yasm/libyasm/symrec.c", | |
177 "source/patched-yasm/libyasm/valparam.c", | |
178 "source/patched-yasm/libyasm/value.c", | |
179 "source/patched-yasm/modules/arch/lc3b/lc3barch.c", | |
180 "source/patched-yasm/modules/arch/lc3b/lc3bbc.c", | |
181 "source/patched-yasm/modules/arch/x86/x86arch.c", | |
182 "source/patched-yasm/modules/arch/x86/x86bc.c", | |
183 "source/patched-yasm/modules/arch/x86/x86expr.c", | |
184 "source/patched-yasm/modules/arch/x86/x86id.c", | |
185 "source/patched-yasm/modules/dbgfmts/codeview/cv-dbgfmt.c", | |
186 "source/patched-yasm/modules/dbgfmts/codeview/cv-symline.c", | |
187 "source/patched-yasm/modules/dbgfmts/codeview/cv-type.c", | |
188 "source/patched-yasm/modules/dbgfmts/dwarf2/dwarf2-aranges.c", | |
189 "source/patched-yasm/modules/dbgfmts/dwarf2/dwarf2-dbgfmt.c", | |
190 "source/patched-yasm/modules/dbgfmts/dwarf2/dwarf2-info.c", | |
191 "source/patched-yasm/modules/dbgfmts/dwarf2/dwarf2-line.c", | |
192 "source/patched-yasm/modules/dbgfmts/null/null-dbgfmt.c", | |
193 "source/patched-yasm/modules/dbgfmts/stabs/stabs-dbgfmt.c", | |
194 "source/patched-yasm/modules/listfmts/nasm/nasm-listfmt.c", | |
195 "source/patched-yasm/modules/objfmts/bin/bin-objfmt.c", | |
196 "source/patched-yasm/modules/objfmts/coff/coff-objfmt.c", | |
197 "source/patched-yasm/modules/objfmts/coff/win64-except.c", | |
198 "source/patched-yasm/modules/objfmts/dbg/dbg-objfmt.c", | |
199 "source/patched-yasm/modules/objfmts/elf/elf-objfmt.c", | |
200 "source/patched-yasm/modules/objfmts/elf/elf-x86-amd64.c", | |
201 "source/patched-yasm/modules/objfmts/elf/elf-x86-x86.c", | |
202 "source/patched-yasm/modules/objfmts/elf/elf.c", | |
203 "source/patched-yasm/modules/objfmts/macho/macho-objfmt.c", | |
204 "source/patched-yasm/modules/objfmts/rdf/rdf-objfmt.c", | |
205 "source/patched-yasm/modules/objfmts/xdf/xdf-objfmt.c", | |
206 "source/patched-yasm/modules/parsers/gas/gas-parse-intel.c", | |
207 "source/patched-yasm/modules/parsers/gas/gas-parse.c", | |
208 "source/patched-yasm/modules/parsers/gas/gas-parser.c", | |
209 "source/patched-yasm/modules/parsers/nasm/nasm-parse.c", | |
210 "source/patched-yasm/modules/parsers/nasm/nasm-parser.c", | |
211 "source/patched-yasm/modules/preprocs/cpp/cpp-preproc.c", | |
212 "source/patched-yasm/modules/preprocs/nasm/nasm-eval.c", | |
213 "source/patched-yasm/modules/preprocs/nasm/nasm-pp.c", | |
214 "source/patched-yasm/modules/preprocs/nasm/nasm-preproc.c", | |
215 "source/patched-yasm/modules/preprocs/nasm/nasmlib.c", | |
216 "source/patched-yasm/modules/preprocs/raw/raw-preproc.c", | |
217 | |
218 # Files generated by compile_gperf | |
219 "$target_gen_dir/x86cpu.c", | |
220 "$target_gen_dir/x86regtmod.c", | |
221 | |
222 # Files generated by compile_re2c | |
223 "$target_gen_dir/gas-token.c", | |
224 "$target_gen_dir/nasm-token.c", | |
225 | |
226 # File generated by compile_re2c_lc3b | |
227 "$target_gen_dir/lc3bid.c", | |
228 | |
229 # File generated by generate_module | |
230 "$target_gen_dir/module.c", | |
231 ] | |
232 | |
233 configs -= [ "//build/config/compiler:chromium_code" ] | |
234 configs += [ | |
235 ":yasm_config", | |
236 "//build/config/compiler:no_chromium_code", | |
237 ] | |
238 | |
239 # Yasm generates a bunch of .c files which its source file #include. | |
240 # Add the |target_gen_dir| into the include path so it can find them. | |
241 # Ideally, these generated .c files would be placed into a separate | |
242 # directory, but the gen_x86_insn.py script does not make this easy. | |
243 include_dirs = [ yasm_gen_include_dir ] | |
244 | |
245 if (!is_win) { | |
246 cflags = [ | |
247 "-ansi", | |
248 "-pedantic", | |
249 ] | |
250 if (is_clang) { | |
251 cflags += [ "-Wno-incompatible-pointer-types" ] | |
252 } | |
253 } | |
254 | |
255 # TODO(ajwong): This should take most of the generated output as | |
256 # inputs. | |
257 deps = [ | |
258 ":compile_gperf", | |
259 ":compile_gperf_for_include", | |
260 ":compile_nasm_macros", | |
261 ":compile_nasm_version", | |
262 ":compile_re2c_lc3b", | |
263 ":compile_win64_gas", | |
264 ":compile_win64_nasm", | |
265 ":compile_re2c", | |
266 ":generate_license", | |
267 ":generate_module", | |
268 ":generate_version", | |
269 ":yasm_utils", | |
270 ] | |
271 } | |
272 | |
273 compiled_action_foreach("compile_gperf") { | |
274 tool = ":genperf" | |
275 sources = [ | |
276 "source/patched-yasm/modules/arch/x86/x86cpu.gperf", | |
277 "source/patched-yasm/modules/arch/x86/x86regtmod.gperf", | |
278 ] | |
279 | |
280 outputs = [ | |
281 "$target_gen_dir/{{source_name_part}}.c", | |
282 ] | |
283 args = [ | |
284 "{{source}}", | |
285 rebase_path(target_gen_dir, root_build_dir) + "/{{source_name_part}}.c", | |
286 ] | |
287 deps = [ | |
288 ":generate_x86_insn", | |
289 ] | |
290 } | |
291 | |
292 # This differs from |compile_gperf| in where it places it output files. | |
293 compiled_action_foreach("compile_gperf_for_include") { | |
294 tool = ":genperf" | |
295 sources = [ | |
296 # Make sure the generated gperf files in $target_gen_dir are synced with | |
297 # the outputs for the related generate_*_insn actions in the | |
298 # generate_files target below. | |
299 # | |
300 # The output for these two are #included by | |
301 # source/patched-yasm/modules/arch/x86/x86id.c | |
302 "$yasm_gen_include_dir/x86insn_gas.gperf", | |
303 "$yasm_gen_include_dir/x86insn_nasm.gperf", | |
304 ] | |
305 | |
306 outputs = [ | |
307 "$yasm_gen_include_dir/{{source_name_part}}.c", | |
308 ] | |
309 args = [ | |
310 "{{source}}", | |
311 rebase_path(yasm_gen_include_dir, root_build_dir) + | |
312 "/{{source_name_part}}.c", | |
313 ] | |
314 deps = [ | |
315 ":generate_x86_insn", | |
316 ] | |
317 } | |
318 | |
319 template("compile_macro") { | |
320 compiled_action(target_name) { | |
321 tool = ":genmacro" | |
322 | |
323 # Output #included by source/patched-yasm/frontends/yasm/yasm.c. | |
324 inputs = invoker.sources | |
325 outputs = invoker.outputs | |
326 args = [ | |
327 rebase_path(outputs[0], root_build_dir), | |
328 invoker.macro_varname, | |
329 rebase_path(inputs[0], root_build_dir), | |
330 ] | |
331 if (defined(invoker.deps)) { | |
332 deps = invoker.deps | |
333 } | |
334 } | |
335 } | |
336 | |
337 compile_macro("compile_nasm_macros") { | |
338 # Output #included by | |
339 # source/patched-yasm/modules/preprocs/nasm/nasm-parser.c | |
340 sources = [ | |
341 "source/patched-yasm/modules/parsers/nasm/nasm-std.mac", | |
342 ] | |
343 outputs = [ | |
344 "$yasm_gen_include_dir/nasm-macros.c", | |
345 ] | |
346 macro_varname = "nasm_standard_mac" | |
347 } | |
348 | |
349 compile_macro("compile_nasm_version") { | |
350 # Output #included by | |
351 # source/patched-yasm/modules/preprocs/nasm/nasm-preproc.c | |
352 sources = [ | |
353 "$target_gen_dir/$version_file", | |
354 ] | |
355 outputs = [ | |
356 "$yasm_gen_include_dir/nasm-version.c", | |
357 ] | |
358 macro_varname = "nasm_version_mac" | |
359 deps = [ | |
360 ":generate_version", | |
361 ] | |
362 } | |
363 | |
364 compile_macro("compile_win64_gas") { | |
365 # Output #included by source/patched-yasm/frontends/yasm/yasm.c. | |
366 sources = [ | |
367 "source/patched-yasm/modules/objfmts/coff/win64-gas.mac", | |
368 ] | |
369 outputs = [ | |
370 "$yasm_gen_include_dir/win64-gas.c", | |
371 ] | |
372 macro_varname = "win64_gas_stdmac" | |
373 } | |
374 | |
375 compile_macro("compile_win64_nasm") { | |
376 # Output #included by source/patched-yasm/frontends/yasm/yasm.c. | |
377 sources = [ | |
378 "source/patched-yasm/modules/objfmts/coff/win64-nasm.mac", | |
379 ] | |
380 outputs = [ | |
381 "$yasm_gen_include_dir/win64-nasm.c", | |
382 ] | |
383 macro_varname = "win64_nasm_stdmac" | |
384 } | |
385 | |
386 compiled_action_foreach("compile_re2c") { | |
387 tool = ":re2c" | |
388 sources = [ | |
389 "source/patched-yasm/modules/parsers/gas/gas-token.re", | |
390 "source/patched-yasm/modules/parsers/nasm/nasm-token.re", | |
391 ] | |
392 outputs = [ | |
393 "$target_gen_dir/{{source_name_part}}.c", | |
394 ] | |
395 args = [ | |
396 "-b", | |
397 "-o", | |
398 rebase_path(target_gen_dir, root_build_dir) + "/{{source_name_part}}.c", | |
399 "{{source}}", | |
400 ] | |
401 } | |
402 | |
403 # This call doesn't fit into the re2c template above. | |
404 compiled_action("compile_re2c_lc3b") { | |
405 tool = ":re2c" | |
406 inputs = [ | |
407 "source/patched-yasm/modules/arch/lc3b/lc3bid.re", | |
408 ] | |
409 outputs = [ | |
410 "$target_gen_dir/lc3bid.c", | |
411 ] | |
412 args = [ | |
413 "-s", | |
414 "-o", | |
415 rebase_path(outputs[0], root_build_dir), | |
416 rebase_path(inputs[0], root_build_dir), | |
417 ] | |
418 } | |
419 | |
420 compiled_action("generate_license") { | |
421 tool = ":genstring" | |
422 | |
423 # Output #included by source/patched-yasm/frontends/yasm/yasm.c. | |
424 inputs = [ | |
425 "source/patched-yasm/COPYING", | |
426 ] | |
427 outputs = [ | |
428 "$yasm_gen_include_dir/license.c", | |
429 ] | |
430 args = [ | |
431 "license_msg", | |
432 rebase_path(outputs[0], root_build_dir), | |
433 rebase_path(inputs[0], root_build_dir), | |
434 ] | |
435 } | |
436 | |
437 compiled_action("generate_module") { | |
438 tool = ":genmodule" | |
439 inputs = [ | |
440 "source/patched-yasm/libyasm/module.in", | |
441 config_makefile, | |
442 ] | |
443 outputs = [ | |
444 "$target_gen_dir/module.c", | |
445 ] | |
446 args = [ | |
447 rebase_path(inputs[0], root_build_dir), | |
448 rebase_path(config_makefile, root_build_dir), | |
449 rebase_path(outputs[0], root_build_dir), | |
450 ] | |
451 } | |
452 | |
453 compiled_action("generate_version") { | |
454 tool = ":genversion" | |
455 outputs = [ | |
456 "$target_gen_dir/$version_file", | |
457 ] | |
458 args = [ rebase_path(outputs[0], root_build_dir) ] | |
459 } | |
460 | |
461 action("generate_x86_insn") { | |
462 script = "source/patched-yasm/modules/arch/x86/gen_x86_insn.py" | |
463 | |
464 # Output eventually #included by source/patched-yasm/frontends/yasm/x86id.c | |
465 outputs = [ | |
466 "$yasm_gen_include_dir/x86insns.c", | |
467 "$yasm_gen_include_dir/x86insn_gas.gperf", | |
468 "$yasm_gen_include_dir/x86insn_nasm.gperf", | |
469 ] | |
470 args = [ rebase_path(yasm_gen_include_dir, root_build_dir) ] | |
471 } | |
472 } | |
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