Mercurial > projects > ldc
annotate dmd/mars.c @ 205:9d44ec83acd1 trunk
[svn r221] Update: Switched to the 2.3 LLVM svn branch, http://llvm.org/svn/llvm-project/llvm/branches/release_23 .
Fixed: Implemented volatile statements. Uses the LLVM memory barrier intrinsic, closes #21 .
author | lindquist |
---|---|
date | Tue, 13 May 2008 17:58:11 +0200 |
parents | 5acec6b2eef8 |
children | 0806379a5eca |
rev | line source |
---|---|
159 | 1 // Compiler implementation of the D programming language |
2 // Copyright (c) 1999-2008 by Digital Mars | |
3 // All Rights Reserved | |
4 // written by Walter Bright | |
5 // http://www.digitalmars.com | |
6 // License for redistribution is by either the Artistic License | |
7 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
8 // See the included readme.txt for details. | |
9 | |
10 #include "llvm/Target/TargetMachineRegistry.h" | |
11 | |
12 #include <stdio.h> | |
13 #include <stdlib.h> | |
14 #include <ctype.h> | |
15 #include <assert.h> | |
16 #include <limits.h> | |
17 #include <string> | |
18 #include <cstdarg> | |
19 | |
20 #if _WIN32 | |
21 #include <windows.h> | |
22 long __cdecl __ehfilter(LPEXCEPTION_POINTERS ep); | |
23 #endif | |
24 | |
25 #if __DMC__ | |
26 #include <dos.h> | |
27 #endif | |
28 | |
29 #if linux | |
30 #include <errno.h> | |
31 #endif | |
32 | |
33 #include "mem.h" | |
34 #include "root.h" | |
35 | |
36 #include "mars.h" | |
37 #include "module.h" | |
38 #include "mtype.h" | |
39 #include "id.h" | |
40 #include "cond.h" | |
41 #include "expression.h" | |
42 #include "lexer.h" | |
43 | |
44 #include "gen/logger.h" | |
45 | |
46 void getenv_setargv(const char *envvar, int *pargc, char** *pargv); | |
47 | |
48 Global global; | |
49 | |
50 Global::Global() | |
51 { | |
52 mars_ext = "d"; | |
53 sym_ext = "d"; | |
54 hdr_ext = "di"; | |
55 doc_ext = "html"; | |
56 ddoc_ext = "ddoc"; | |
57 | |
58 #if IN_LLVM | |
59 obj_ext = "bc"; | |
60 ll_ext = "ll"; | |
61 bc_ext = "bc"; | |
62 nativeobj_ext = "o"; | |
63 #elif _WIN32 | |
64 obj_ext = "obj"; | |
65 #elif linux | |
66 obj_ext = "o"; | |
67 #else | |
68 #error "fix this" | |
69 #endif | |
70 | |
71 copyright = "Copyright (c) 1999-2008 by Digital Mars and Tomas Lindquist Olsen"; | |
72 written = "written by Walter Bright and Tomas Lindquist Olsen"; | |
73 version = "v1.029"; | |
74 llvmdc_version = "0.1"; | |
75 global.structalign = 8; | |
76 | |
77 memset(¶ms, 0, sizeof(Param)); | |
78 } | |
79 | |
80 char *Loc::toChars() const | |
81 { | |
82 OutBuffer buf; | |
83 char *p; | |
84 | |
85 if (filename) | |
86 { | |
87 buf.printf("%s", filename); | |
88 } | |
89 | |
90 if (linnum) | |
91 buf.printf("(%d)", linnum); | |
92 buf.writeByte(0); | |
93 return (char *)buf.extractData(); | |
94 } | |
95 | |
96 Loc::Loc(Module *mod, unsigned linnum) | |
97 { | |
98 this->linnum = linnum; | |
99 this->filename = mod ? mod->srcfile->toChars() : NULL; | |
100 } | |
101 | |
102 /************************************** | |
103 * Print error message and exit. | |
104 */ | |
105 | |
106 void error(Loc loc, const char *format, ...) | |
107 { | |
108 va_list ap; | |
109 va_start(ap, format); | |
110 verror(loc, format, ap); | |
111 va_end( ap ); | |
112 } | |
113 | |
114 void verror(Loc loc, const char *format, va_list ap) | |
115 { | |
116 if (!global.gag) | |
117 { | |
118 char *p = loc.toChars(); | |
119 | |
120 if (*p) | |
121 fprintf(stdmsg, "%s: ", p); | |
122 mem.free(p); | |
123 | |
124 fprintf(stdmsg, "Error: "); | |
125 vfprintf(stdmsg, format, ap); | |
126 fprintf(stdmsg, "\n"); | |
127 fflush(stdmsg); | |
128 } | |
129 global.errors++; | |
130 } | |
131 | |
132 /*************************************** | |
133 * Call this after printing out fatal error messages to clean up and exit | |
134 * the compiler. | |
135 */ | |
136 | |
137 void fatal() | |
138 { | |
139 #if 0 | |
140 halt(); | |
141 #endif | |
142 exit(EXIT_FAILURE); | |
143 } | |
144 | |
145 /************************************** | |
146 * Try to stop forgetting to remove the breakpoints from | |
147 * release builds. | |
148 */ | |
149 void halt() | |
150 { | |
151 #ifdef DEBUG | |
152 *(char*)0=0; | |
153 #endif | |
154 } | |
155 | |
156 extern void backend_init(); | |
157 extern void backend_term(); | |
158 | |
159 void usage() | |
160 { | |
205
9d44ec83acd1
[svn r221] Update: Switched to the 2.3 LLVM svn branch, http://llvm.org/svn/llvm-project/llvm/branches/release_23 .
lindquist
parents:
159
diff
changeset
|
161 printf("LLVM D Compiler %s (based on DMD %s and LLVM 2.3)\n%s\n%s\n", |
159 | 162 global.llvmdc_version, global.version, global.copyright, global.written); |
163 printf("\ | |
164 D Language Documentation: http://www.digitalmars.com/d/1.0/index.html\n\ | |
165 LLVMDC Homepage: http://www.dsource.org/projects/llvmdc\n\ | |
166 Usage:\n\ | |
167 dmd files.d ... { -switch }\n\ | |
168 \n\ | |
169 files.d D source files\n%s\ | |
170 -annotate annotate the bitcode with human readable source code\n\ | |
171 -c do not link\n\ | |
172 -cov do code coverage analysis\n\ | |
173 -D generate documentation\n\ | |
174 -Dd<docdir> write documentation file to <docdir> directory\n\ | |
175 -Df<filename> write documentation file to <filename>\n\ | |
176 -d allow deprecated features\n\ | |
177 -debug compile in debug code\n\ | |
178 -debug=level compile in debug code <= level\n\ | |
179 -debug=ident compile in debug code identified by ident\n\ | |
180 -debuglib=name set symbolic debug library to name\n\ | |
181 -defaultlib=name set default library to name\n\ | |
182 -dis disassemble module after compiling\n\ | |
183 -g add symbolic debug info\n\ | |
184 -gc add symbolic debug info, pretend to be C\n\ | |
185 -H generate 'header' file\n\ | |
186 -Hd<hdrdir> write 'header' file to <hdrdir> directory\n\ | |
187 -Hf<filename> write 'header' file to <filename>\n\ | |
188 --help print help\n\ | |
189 -I<path> where to look for imports\n\ | |
190 -J<path> where to look for string imports\n\ | |
191 -ignore ignore unsupported pragmas\n\ | |
192 -inline do function inlining\n\ | |
193 -Llinkerflag pass linkerflag to link\n\ | |
194 -m<arch> emit code specific to <arch>\n\ | |
195 x86 x86-64 ppc32 ppc64\n\ | |
196 -nofloat do not emit reference to floating point\n\ | |
197 -noruntime do not allow code that generates implicit runtime calls\n\ | |
198 -noverify do not run the validation pass before writing bitcode\n\ | |
199 -O optimize, same as -O2\n\ | |
200 -O<n> optimize at level <n> (0-5)\n\ | |
201 -o- do not write object file\n\ | |
202 -od<objdir> write object files to directory <objdir>\n\ | |
203 -of<filename> name output file to <filename>\n\ | |
204 -op do not strip paths from source file\n\ | |
205 -profile profile runtime performance of generated code\n\ | |
206 -quiet suppress unnecessary messages\n\ | |
207 -release compile release version\n\ | |
208 -run srcfile args... run resulting program, passing args\n\ | |
209 -R<path> provide path to the directory containing the runtime library\n\ | |
210 -unittest compile in unit tests\n\ | |
211 -v verbose\n\ | |
212 -vv very verbose (does not include -v)\n\ | |
213 -v1 D language version 1\n\ | |
214 -version=level compile in version code >= level\n\ | |
215 -version=ident compile in version code identified by ident\n\ | |
216 -w enable warnings\n\ | |
217 ", | |
218 #if WIN32 | |
219 " @cmdfile read arguments from cmdfile\n" | |
220 #else | |
221 "" | |
222 #endif | |
223 ); | |
224 } | |
225 | |
226 int main(int argc, char *argv[]) | |
227 { | |
228 int i; | |
229 Array files; | |
230 char *p; | |
231 Module *m; | |
232 int status = EXIT_SUCCESS; | |
233 int argcstart = argc; | |
234 char* tt_arch = 0; | |
235 char* tt_os = 0; | |
236 char* data_layout = 0; | |
237 bool very_verbose = false; | |
238 | |
239 // Check for malformed input | |
240 if (argc < 1 || !argv) | |
241 { | |
242 Largs: | |
243 error("missing or null command line arguments"); | |
244 fatal(); | |
245 } | |
246 for (i = 0; i < argc; i++) | |
247 { | |
248 if (!argv[i]) | |
249 goto Largs; | |
250 } | |
251 | |
252 #if __DMC__ // DMC unique support for response files | |
253 if (response_expand(&argc,&argv)) // expand response files | |
254 error("can't open response file"); | |
255 #endif | |
256 | |
257 files.reserve(argc - 1); | |
258 | |
259 // Set default values | |
260 global.params.argv0 = argv[0]; | |
261 global.params.link = 1; | |
262 global.params.useAssert = 0; | |
263 global.params.useInvariants = 0; | |
264 global.params.useIn = 1; | |
265 global.params.useOut = 1; | |
266 global.params.useArrayBounds = 0; | |
267 global.params.useSwitchError = 0; | |
268 global.params.useInline = 0; // this one messes things up to a point where codegen breaks | |
269 global.params.llvmInline = 0; // use this one instead to know if inline passes should be run | |
270 global.params.obj = 1; | |
271 global.params.Dversion = 2; | |
272 global.params.quiet = 1; | |
273 | |
274 global.params.linkswitches = new Array(); | |
275 global.params.libfiles = new Array(); | |
276 global.params.objfiles = new Array(); | |
277 global.params.ddocfiles = new Array(); | |
278 | |
279 global.params.is64bit = sizeof(void*) == 8 ? 1 : 0; | |
280 | |
281 uint16_t endiantest = 0xFF00; | |
282 uint8_t endianres = ((uint8_t*)&endiantest)[0]; | |
283 if (endianres == 0x00) | |
284 global.params.isLE = true; | |
285 else if (endianres == 0xFF) | |
286 global.params.isLE = false; | |
287 else { | |
288 error("Endian test is broken"); | |
289 fatal(); | |
290 } | |
291 | |
292 global.params.llvmArch = 0; | |
293 global.params.forceBE = 0; | |
294 global.params.noruntime = 0; | |
295 global.params.novalidate = 0; | |
296 global.params.optimizeLevel = -1; | |
297 global.params.runtimeImppath = 0; | |
298 | |
299 global.params.defaultlibname = "phobos"; | |
300 global.params.debuglibname = global.params.defaultlibname; | |
301 | |
302 // Predefine version identifiers | |
303 #if IN_LLVM | |
304 VersionCondition::addPredefinedGlobalIdent("LLVM"); | |
305 VersionCondition::addPredefinedGlobalIdent("LLVMDC"); | |
306 VersionCondition::addPredefinedGlobalIdent("Posix"); | |
307 #endif | |
308 #if _WIN32 | |
309 VersionCondition::addPredefinedGlobalIdent("Windows"); | |
310 VersionCondition::addPredefinedGlobalIdent("Win32"); | |
311 global.params.isWindows = 1; | |
312 #elif linux | |
313 VersionCondition::addPredefinedGlobalIdent("linux"); | |
314 global.params.isLinux = 1; | |
315 tt_os = "-unknown-linux-gnu"; | |
316 #else | |
317 #error | |
318 #endif /* linux */ | |
319 | |
320 //VersionCondition::addPredefinedGlobalIdent("D_Bits"); | |
321 //VersionCondition::addPredefinedGlobalIdent("D_InlineAsm"); | |
322 //VersionCondition::addPredefinedGlobalIdent("D_InlineAsm_X86"); | |
323 VersionCondition::addPredefinedGlobalIdent("all"); | |
324 | |
325 #if _WIN32 | |
326 inifile(argv[0], "llvmdc.ini"); | |
327 #endif | |
328 #if linux | |
329 inifile(argv[0], "llvmdc.conf"); | |
330 #else | |
331 #error | |
332 #endif | |
333 getenv_setargv("DFLAGS", &argc, &argv); | |
334 | |
335 #if 0 | |
336 for (i = 0; i < argc; i++) | |
337 { | |
338 printf("argv[%d] = '%s'\n", i, argv[i]); | |
339 } | |
340 #endif | |
341 | |
342 for (i = 1; i < argc; i++) | |
343 { | |
344 p = argv[i]; | |
345 if (*p == '-') | |
346 { | |
347 if (strcmp(p + 1, "d") == 0) | |
348 global.params.useDeprecated = 1; | |
349 else if (strcmp(p + 1, "c") == 0) | |
350 global.params.link = 0; | |
351 else if (strcmp(p + 1, "cov") == 0) | |
352 global.params.cov = 1; | |
353 else if (strcmp(p + 1, "fPIC") == 0) | |
354 global.params.pic = 1; | |
355 else if (strcmp(p + 1, "g") == 0) | |
356 global.params.symdebug = 1; | |
357 else if (strcmp(p + 1, "gc") == 0) | |
358 global.params.symdebug = 2; | |
359 else if (strcmp(p + 1, "gt") == 0) | |
360 { error("use -profile instead of -gt\n"); | |
361 global.params.trace = 1; | |
362 } | |
363 else if (strcmp(p + 1, "profile") == 0) | |
364 global.params.trace = 1; | |
365 else if (strcmp(p + 1, "v") == 0) | |
366 global.params.verbose = 1; | |
367 else if (strcmp(p + 1, "vv") == 0) { | |
368 Logger::enable(); | |
369 very_verbose = true; | |
370 } | |
371 else if (strcmp(p + 1, "v1") == 0) | |
372 global.params.Dversion = 1; | |
373 else if (strcmp(p + 1, "w") == 0) | |
374 global.params.warnings = 1; | |
375 else if (p[1] == 'O') | |
376 { | |
377 global.params.optimize = 1; | |
378 global.params.optimizeLevel = 2; | |
379 if (p[2] != 0) { | |
380 int optlevel = atoi(p+2); | |
381 if (optlevel < 0 || optlevel > 5) { | |
382 error("Optimization level must be between 0 and 5. Using default (%d)", | |
383 global.params.optimizeLevel); | |
384 } | |
385 else { | |
386 global.params.optimizeLevel = optlevel; | |
387 } | |
388 } | |
389 } | |
390 else if (strcmp(p + 1, "forcebe") == 0) | |
391 global.params.forceBE = 1; | |
392 else if (strcmp(p + 1, "noruntime") == 0) | |
393 global.params.noruntime = 1; | |
394 else if (strcmp(p + 1, "noverify") == 0) | |
395 global.params.novalidate = 1; | |
396 else if (strcmp(p + 1, "dis") == 0) | |
397 global.params.disassemble = 1; | |
398 else if (strcmp(p + 1, "annotate") == 0) | |
399 global.params.llvmAnnotate = 1; | |
400 else if (p[1] == 'o') | |
401 { | |
402 switch (p[2]) | |
403 { | |
404 case '-': | |
405 global.params.obj = 0; | |
406 break; | |
407 | |
408 case 'd': | |
409 if (!p[3]) | |
410 goto Lnoarg; | |
411 global.params.objdir = p + 3; | |
412 break; | |
413 | |
414 case 'f': | |
415 if (!p[3]) | |
416 goto Lnoarg; | |
417 global.params.objname = p + 3; | |
418 break; | |
419 | |
420 case 'p': | |
421 if (p[3]) | |
422 goto Lerror; | |
423 global.params.preservePaths = 1; | |
424 break; | |
425 | |
426 case 0: | |
427 error("-o no longer supported, use -of or -od"); | |
428 break; | |
429 | |
430 default: | |
431 goto Lerror; | |
432 } | |
433 } | |
434 else if (p[1] == 'D') | |
435 { global.params.doDocComments = 1; | |
436 switch (p[2]) | |
437 { | |
438 case 'd': | |
439 if (!p[3]) | |
440 goto Lnoarg; | |
441 global.params.docdir = p + 3; | |
442 break; | |
443 case 'f': | |
444 if (!p[3]) | |
445 goto Lnoarg; | |
446 global.params.docname = p + 3; | |
447 break; | |
448 | |
449 case 0: | |
450 break; | |
451 | |
452 default: | |
453 goto Lerror; | |
454 } | |
455 } | |
456 #ifdef _DH | |
457 else if (p[1] == 'H') | |
458 { global.params.doHdrGeneration = 1; | |
459 switch (p[2]) | |
460 { | |
461 case 'd': | |
462 if (!p[3]) | |
463 goto Lnoarg; | |
464 global.params.hdrdir = p + 3; | |
465 break; | |
466 | |
467 case 'f': | |
468 if (!p[3]) | |
469 goto Lnoarg; | |
470 global.params.hdrname = p + 3; | |
471 break; | |
472 | |
473 case 0: | |
474 break; | |
475 | |
476 default: | |
477 goto Lerror; | |
478 } | |
479 } | |
480 #endif | |
481 else if (strcmp(p + 1, "ignore") == 0) | |
482 global.params.ignoreUnsupportedPragmas = 1; | |
483 else if (strcmp(p + 1, "inline") == 0) { | |
484 // TODO | |
485 // the ast rewrites dmd does for inlining messes up the ast. | |
486 // someday maybe we can support it, for now llvm does an excellent job at inlining | |
487 global.params.useInline = 0; //1 | |
488 global.params.llvmInline = 1; | |
489 } | |
490 else if (strcmp(p + 1, "nofloat") == 0) | |
491 global.params.nofloat = 1; | |
492 else if (strcmp(p + 1, "quiet") == 0) | |
493 global.params.quiet = 1; | |
494 else if (strcmp(p + 1, "release") == 0) | |
495 global.params.release = 1; | |
496 else if (strcmp(p + 1, "unittest") == 0) | |
497 global.params.useUnitTests = 1; | |
498 else if (p[1] == 'I') | |
499 { | |
500 if (!global.params.imppath) | |
501 global.params.imppath = new Array(); | |
502 global.params.imppath->push(p + 2); | |
503 } | |
504 else if (p[1] == 'J') | |
505 { | |
506 if (!global.params.fileImppath) | |
507 global.params.fileImppath = new Array(); | |
508 global.params.fileImppath->push(p + 2); | |
509 } | |
510 else if (p[1] == 'R') | |
511 { | |
512 global.params.runtimePath = p+2; | |
513 } | |
514 else if (memcmp(p + 1, "debug", 5) == 0 && p[6] != 'l') | |
515 { | |
516 // Parse: | |
517 // -debug | |
518 // -debug=number | |
519 // -debug=identifier | |
520 if (p[6] == '=') | |
521 { | |
522 if (isdigit(p[7])) | |
523 { long level; | |
524 | |
525 errno = 0; | |
526 level = strtol(p + 7, &p, 10); | |
527 if (*p || errno || level > INT_MAX) | |
528 goto Lerror; | |
529 DebugCondition::setGlobalLevel((int)level); | |
530 } | |
531 else if (Lexer::isValidIdentifier(p + 7)) | |
532 DebugCondition::addGlobalIdent(p + 7); | |
533 else | |
534 goto Lerror; | |
535 } | |
536 else if (p[6]) | |
537 goto Lerror; | |
538 else | |
539 global.params.debuglevel = 1; | |
540 } | |
541 else if (memcmp(p + 1, "version", 5) == 0) | |
542 { | |
543 // Parse: | |
544 // -version=number | |
545 // -version=identifier | |
546 if (p[8] == '=') | |
547 { | |
548 if (isdigit(p[9])) | |
549 { long level; | |
550 | |
551 errno = 0; | |
552 level = strtol(p + 9, &p, 10); | |
553 if (*p || errno || level > INT_MAX) | |
554 goto Lerror; | |
555 VersionCondition::setGlobalLevel((int)level); | |
556 } | |
557 else if (Lexer::isValidIdentifier(p + 9)) | |
558 VersionCondition::addGlobalIdent(p + 9); | |
559 else | |
560 goto Lerror; | |
561 } | |
562 else | |
563 goto Lerror; | |
564 } | |
565 else if (strcmp(p + 1, "-b") == 0) | |
566 global.params.debugb = 1; | |
567 else if (strcmp(p + 1, "-c") == 0) | |
568 global.params.debugc = 1; | |
569 else if (strcmp(p + 1, "-f") == 0) | |
570 global.params.debugf = 1; | |
571 else if (strcmp(p + 1, "-help") == 0) | |
572 { usage(); | |
573 exit(EXIT_SUCCESS); | |
574 } | |
575 else if (strcmp(p + 1, "-r") == 0) | |
576 global.params.debugr = 1; | |
577 else if (strcmp(p + 1, "-x") == 0) | |
578 global.params.debugx = 1; | |
579 else if (strcmp(p + 1, "-y") == 0) | |
580 global.params.debugy = 1; | |
581 else if (p[1] == 'L') | |
582 { | |
583 global.params.linkswitches->push(p + 2); | |
584 } | |
585 else if (memcmp(p + 1, "defaultlib=", 11) == 0) | |
586 { | |
587 global.params.defaultlibname = p + 1 + 11; | |
588 } | |
589 else if (memcmp(p + 1, "debuglib=", 9) == 0) | |
590 { | |
591 global.params.debuglibname = p + 1 + 9; | |
592 } | |
593 else if (strcmp(p + 1, "run") == 0) | |
594 { global.params.run = 1; | |
595 global.params.runargs_length = ((i >= argcstart) ? argc : argcstart) - i - 1; | |
596 if (global.params.runargs_length) | |
597 { | |
598 files.push(argv[i + 1]); | |
599 global.params.runargs = &argv[i + 2]; | |
600 i += global.params.runargs_length; | |
601 global.params.runargs_length--; | |
602 } | |
603 else | |
604 { global.params.run = 0; | |
605 goto Lnoarg; | |
606 } | |
607 } | |
608 else if (p[1] == 'm') | |
609 { | |
610 global.params.llvmArch = p+2; | |
611 } | |
612 else | |
613 { | |
614 Lerror: | |
615 error("unrecognized switch '%s'", argv[i]); | |
616 continue; | |
617 | |
618 Lnoarg: | |
619 error("argument expected for switch '%s'", argv[i]); | |
620 continue; | |
621 } | |
622 } | |
623 else | |
624 files.push(p); | |
625 } | |
626 if (global.errors) | |
627 { | |
628 fatal(); | |
629 } | |
630 if (files.dim == 0) | |
631 { usage(); | |
632 return EXIT_FAILURE; | |
633 } | |
634 | |
635 if (global.params.release) | |
636 { global.params.useInvariants = 0; | |
637 global.params.useIn = 0; | |
638 global.params.useOut = 0; | |
639 global.params.useAssert = 0; | |
640 global.params.useArrayBounds = 0; | |
641 global.params.useSwitchError = 0; | |
642 } | |
643 | |
644 if (global.params.run) | |
645 global.params.quiet = 1; | |
646 | |
647 if (global.params.useUnitTests) | |
648 global.params.useAssert = 1; | |
649 | |
650 if (!global.params.obj) | |
651 global.params.link = 0; | |
652 | |
653 if (global.params.link) | |
654 { | |
655 global.params.exefile = global.params.objname; | |
656 global.params.objname = NULL; | |
657 } | |
658 else if (global.params.run) | |
659 { | |
660 error("flags conflict with -run"); | |
661 fatal(); | |
662 } | |
663 else | |
664 { | |
665 if (global.params.objname && files.dim > 1) | |
666 { | |
667 error("multiple source files, but only one .obj name"); | |
668 fatal(); | |
669 } | |
670 } | |
671 if (global.params.cov) | |
672 VersionCondition::addPredefinedGlobalIdent("D_Coverage"); | |
673 | |
674 bool allowForceEndianness = false; | |
675 | |
676 if (global.params.llvmArch == 0) { | |
677 std::string err_str; | |
678 const llvm::TargetMachineRegistry::entry* e = llvm::TargetMachineRegistry::getClosestTargetForJIT(err_str); | |
679 if (e == 0) { | |
680 error("Failed to find a default target machine: %s", err_str.c_str()); | |
681 fatal(); | |
682 } | |
683 else { | |
684 global.params.llvmArch = const_cast<char*>(e->Name); | |
685 if (global.params.verbose || very_verbose) | |
686 printf("Default target found: %s\n", global.params.llvmArch); | |
687 if (very_verbose) { | |
688 int X = sizeof(va_list); | |
689 printf("valist.sizeof = %d\n", X); | |
690 } | |
691 } | |
692 } | |
693 | |
694 if (strcmp(global.params.llvmArch,"x86")==0) { | |
695 VersionCondition::addPredefinedGlobalIdent("X86"); | |
696 //VersionCondition::addPredefinedGlobalIdent("LLVM_InlineAsm_X86"); | |
697 global.params.isLE = true; | |
698 global.params.is64bit = false; | |
699 tt_arch = "i686"; | |
700 data_layout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:8"; | |
701 } | |
702 else if (strcmp(global.params.llvmArch,"x86-64")==0) { | |
703 VersionCondition::addPredefinedGlobalIdent("X86_64"); | |
704 //VersionCondition::addPredefinedGlobalIdent("LLVM_InlineAsm_X86_64"); | |
705 global.params.isLE = true; | |
706 global.params.is64bit = true; | |
707 tt_arch = "x86_64"; | |
708 data_layout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:8"; | |
709 } | |
710 else if (strcmp(global.params.llvmArch,"ppc32")==0) { | |
711 VersionCondition::addPredefinedGlobalIdent("PPC"); | |
712 global.params.isLE = false; | |
713 global.params.is64bit = false; | |
714 tt_arch = "powerpc"; | |
715 data_layout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:8"; | |
716 } | |
717 else if (strcmp(global.params.llvmArch,"ppc64")==0) { | |
718 VersionCondition::addPredefinedGlobalIdent("PPC64"); | |
719 global.params.isLE = false; | |
720 global.params.is64bit = true; | |
721 tt_arch = "powerpc64"; | |
722 data_layout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:8"; | |
723 } | |
724 else { | |
725 assert(0 && "Invalid arch"); | |
726 } | |
727 | |
728 if (allowForceEndianness && global.params.forceBE) { | |
729 VersionCondition::addPredefinedGlobalIdent("BigEndian"); | |
730 global.params.isLE = false; | |
731 } | |
732 else if (global.params.isLE) { | |
733 VersionCondition::addPredefinedGlobalIdent("LittleEndian"); | |
734 } | |
735 else { | |
736 VersionCondition::addPredefinedGlobalIdent("BigEndian"); | |
737 } | |
738 | |
739 if (global.params.is64bit) { | |
740 VersionCondition::addPredefinedGlobalIdent("LLVM64"); | |
741 } | |
742 | |
743 assert(tt_arch != 0); | |
744 assert(tt_os != 0); | |
745 assert(data_layout != 0); | |
746 global.params.tt_arch = tt_arch; | |
747 global.params.tt_os = tt_os; | |
748 global.params.data_layout = data_layout; | |
749 | |
750 // Initialization | |
751 Type::init(); | |
752 Id::initialize(); | |
753 Module::init(); | |
754 initPrecedence(); | |
755 | |
756 backend_init(); | |
757 | |
758 //printf("%d source files\n",files.dim); | |
759 | |
760 // Build import search path | |
761 if (global.params.imppath) | |
762 { | |
763 for (i = 0; i < global.params.imppath->dim; i++) | |
764 { | |
765 char *path = (char *)global.params.imppath->data[i]; | |
766 Array *a = FileName::splitPath(path); | |
767 | |
768 if (a) | |
769 { | |
770 if (!global.path) | |
771 global.path = new Array(); | |
772 global.path->append(a); | |
773 } | |
774 } | |
775 } | |
776 | |
777 // Build string import search path | |
778 if (global.params.fileImppath) | |
779 { | |
780 for (i = 0; i < global.params.fileImppath->dim; i++) | |
781 { | |
782 char *path = (char *)global.params.fileImppath->data[i]; | |
783 Array *a = FileName::splitPath(path); | |
784 | |
785 if (a) | |
786 { | |
787 if (!global.filePath) | |
788 global.filePath = new Array(); | |
789 global.filePath->append(a); | |
790 } | |
791 } | |
792 } | |
793 | |
794 // Create Modules | |
795 Array modules; | |
796 modules.reserve(files.dim); | |
797 for (i = 0; i < files.dim; i++) | |
798 { Identifier *id; | |
799 char *ext; | |
800 char *name; | |
801 | |
802 p = (char *) files.data[i]; | |
803 | |
804 #if _WIN32 | |
805 // Convert / to \ so linker will work | |
806 for (int i = 0; p[i]; i++) | |
807 { | |
808 if (p[i] == '/') | |
809 p[i] = '\\'; | |
810 } | |
811 #endif | |
812 | |
813 p = FileName::name(p); // strip path | |
814 ext = FileName::ext(p); | |
815 if (ext) | |
816 { | |
817 #if IN_LLVM | |
818 if (strcmp(ext, global.nativeobj_ext) == 0 || | |
819 strcmp(ext, global.obj_ext) == 0) | |
820 #elif TARGET_LINUX | |
821 if (strcmp(ext, global.obj_ext) == 0) | |
822 #else | |
823 if (stricmp(ext, global.obj_ext) == 0) | |
824 #endif | |
825 { | |
826 global.params.objfiles->push(files.data[i]); | |
827 continue; | |
828 } | |
829 | |
830 #if TARGET_LINUX | |
831 if (strcmp(ext, "a") == 0) | |
832 #else | |
833 if (stricmp(ext, "lib") == 0) | |
834 #endif | |
835 { | |
836 global.params.libfiles->push(files.data[i]); | |
837 continue; | |
838 } | |
839 | |
840 if (strcmp(ext, global.ddoc_ext) == 0) | |
841 { | |
842 global.params.ddocfiles->push(files.data[i]); | |
843 continue; | |
844 } | |
845 | |
846 #if !TARGET_LINUX | |
847 if (stricmp(ext, "res") == 0) | |
848 { | |
849 global.params.resfile = (char *)files.data[i]; | |
850 continue; | |
851 } | |
852 | |
853 if (stricmp(ext, "def") == 0) | |
854 { | |
855 global.params.deffile = (char *)files.data[i]; | |
856 continue; | |
857 } | |
858 | |
859 if (stricmp(ext, "exe") == 0) | |
860 { | |
861 global.params.exefile = (char *)files.data[i]; | |
862 continue; | |
863 } | |
864 #endif | |
865 | |
866 if (stricmp(ext, global.mars_ext) == 0 || | |
867 stricmp(ext, "htm") == 0 || | |
868 stricmp(ext, "html") == 0 || | |
869 stricmp(ext, "xhtml") == 0) | |
870 { | |
871 ext--; // skip onto '.' | |
872 assert(*ext == '.'); | |
873 name = (char *)mem.malloc((ext - p) + 1); | |
874 memcpy(name, p, ext - p); | |
875 name[ext - p] = 0; // strip extension | |
876 | |
877 if (name[0] == 0 || | |
878 strcmp(name, "..") == 0 || | |
879 strcmp(name, ".") == 0) | |
880 { | |
881 Linvalid: | |
882 error("invalid file name '%s'", (char *)files.data[i]); | |
883 fatal(); | |
884 } | |
885 } | |
886 else | |
887 { error("unrecognized file extension %s\n", ext); | |
888 fatal(); | |
889 } | |
890 } | |
891 else | |
892 { name = p; | |
893 if (!*name) | |
894 goto Linvalid; | |
895 } | |
896 | |
897 id = new Identifier(name, 0); | |
898 m = new Module((char *) files.data[i], id, global.params.doDocComments, global.params.doHdrGeneration); | |
899 modules.push(m); | |
900 | |
901 global.params.objfiles->push(m->objfile->name->str); | |
902 } | |
903 | |
904 #if _WIN32 | |
905 __try | |
906 { | |
907 #endif | |
908 // Read files, parse them | |
909 for (i = 0; i < modules.dim; i++) | |
910 { | |
911 m = (Module *)modules.data[i]; | |
912 if (global.params.verbose) | |
913 printf("parse %s\n", m->toChars()); | |
914 if (!Module::rootModule) | |
915 Module::rootModule = m; | |
916 m->importedFrom = m; | |
917 m->deleteObjFile(); | |
918 m->read(0); | |
919 m->parse(); | |
920 if (m->isDocFile) | |
921 { | |
922 m->gendocfile(); | |
923 | |
924 // Remove m from list of modules | |
925 modules.remove(i); | |
926 i--; | |
927 | |
928 // Remove m's object file from list of object files | |
929 for (int j = 0; j < global.params.objfiles->dim; j++) | |
930 { | |
931 if (m->objfile->name->str == global.params.objfiles->data[j]) | |
932 { | |
933 global.params.objfiles->remove(j); | |
934 break; | |
935 } | |
936 } | |
937 | |
938 if (global.params.objfiles->dim == 0) | |
939 global.params.link = 0; | |
940 } | |
941 } | |
942 if (global.errors) | |
943 fatal(); | |
944 #ifdef _DH | |
945 if (global.params.doHdrGeneration) | |
946 { | |
947 /* Generate 'header' import files. | |
948 * Since 'header' import files must be independent of command | |
949 * line switches and what else is imported, they are generated | |
950 * before any semantic analysis. | |
951 */ | |
952 for (i = 0; i < modules.dim; i++) | |
953 { | |
954 m = (Module *)modules.data[i]; | |
955 if (global.params.verbose) | |
956 printf("import %s\n", m->toChars()); | |
957 m->genhdrfile(); | |
958 } | |
959 } | |
960 if (global.errors) | |
961 fatal(); | |
962 #endif | |
963 | |
964 // Do semantic analysis | |
965 for (i = 0; i < modules.dim; i++) | |
966 { | |
967 m = (Module *)modules.data[i]; | |
968 if (global.params.verbose) | |
969 printf("semantic %s\n", m->toChars()); | |
970 m->semantic(); | |
971 } | |
972 if (global.errors) | |
973 fatal(); | |
974 | |
975 // Do pass 2 semantic analysis | |
976 for (i = 0; i < modules.dim; i++) | |
977 { | |
978 m = (Module *)modules.data[i]; | |
979 if (global.params.verbose) | |
980 printf("semantic2 %s\n", m->toChars()); | |
981 m->semantic2(); | |
982 } | |
983 if (global.errors) | |
984 fatal(); | |
985 | |
986 // Do pass 3 semantic analysis | |
987 for (i = 0; i < modules.dim; i++) | |
988 { | |
989 m = (Module *)modules.data[i]; | |
990 if (global.params.verbose) | |
991 printf("semantic3 %s\n", m->toChars()); | |
992 m->semantic3(); | |
993 } | |
994 if (global.errors) | |
995 fatal(); | |
996 | |
997 #if !IN_LLVM | |
998 // Scan for functions to inline | |
999 if (global.params.useInline) | |
1000 { | |
1001 /* The problem with useArrayBounds and useAssert is that the | |
1002 * module being linked to may not have generated them, so if | |
1003 * we inline functions from those modules, the symbols for them will | |
1004 * not be found at link time. | |
1005 */ | |
1006 if (!global.params.useArrayBounds && !global.params.useAssert) | |
1007 { | |
1008 #endif | |
1009 // Do pass 3 semantic analysis on all imported modules, | |
1010 // since otherwise functions in them cannot be inlined | |
1011 for (i = 0; i < Module::amodules.dim; i++) | |
1012 { | |
1013 m = (Module *)Module::amodules.data[i]; | |
1014 if (global.params.verbose) | |
1015 printf("semantic3 %s\n", m->toChars()); | |
1016 m->semantic3(); | |
1017 } | |
1018 if (global.errors) | |
1019 fatal(); | |
1020 #if !IN_LLVM | |
1021 } | |
1022 | |
1023 for (i = 0; i < modules.dim; i++) | |
1024 { | |
1025 m = (Module *)modules.data[i]; | |
1026 if (global.params.verbose) | |
1027 printf("inline scan %s\n", m->toChars()); | |
1028 m->inlineScan(); | |
1029 } | |
1030 } | |
1031 if (global.errors) | |
1032 fatal(); | |
1033 #endif | |
1034 | |
1035 // Generate output files | |
1036 for (i = 0; i < modules.dim; i++) | |
1037 { | |
1038 m = (Module *)modules.data[i]; | |
1039 if (global.params.verbose) | |
1040 printf("code %s\n", m->toChars()); | |
1041 if (global.params.obj) | |
1042 m->genobjfile(); | |
1043 if (global.errors) | |
1044 m->deleteObjFile(); | |
1045 else | |
1046 { | |
1047 if (global.params.doDocComments) | |
1048 m->gendocfile(); | |
1049 } | |
1050 } | |
1051 #if _WIN32 | |
1052 } | |
1053 __except (__ehfilter(GetExceptionInformation())) | |
1054 { | |
1055 printf("Stack overflow\n"); | |
1056 fatal(); | |
1057 } | |
1058 #endif | |
1059 backend_term(); | |
1060 if (global.errors) | |
1061 fatal(); | |
1062 | |
1063 if (!global.params.objfiles->dim) | |
1064 { | |
1065 if (global.params.link) | |
1066 error("no object files to link"); | |
1067 } | |
1068 else | |
1069 { | |
1070 if (global.params.link) | |
1071 status = runLINK(); | |
1072 | |
1073 if (global.params.run) | |
1074 { | |
1075 if (!status) | |
1076 { | |
1077 status = runProgram(); | |
1078 | |
1079 /* Delete .obj files and .exe file | |
1080 */ | |
1081 for (i = 0; i < modules.dim; i++) | |
1082 { | |
1083 m = (Module *)modules.data[i]; | |
1084 m->deleteObjFile(); | |
1085 } | |
1086 deleteExeFile(); | |
1087 } | |
1088 } | |
1089 } | |
1090 | |
1091 return status; | |
1092 } | |
1093 | |
1094 | |
1095 | |
1096 /*********************************** | |
1097 * Parse and append contents of environment variable envvar | |
1098 * to argc and argv[]. | |
1099 * The string is separated into arguments, processing \ and ". | |
1100 */ | |
1101 | |
1102 void getenv_setargv(const char *envvar, int *pargc, char** *pargv) | |
1103 { | |
1104 char *env; | |
1105 char *p; | |
1106 Array *argv; | |
1107 int argc; | |
1108 | |
1109 int wildcard; // do wildcard expansion | |
1110 int instring; | |
1111 int slash; | |
1112 char c; | |
1113 int j; | |
1114 | |
1115 env = getenv(envvar); | |
1116 if (!env) | |
1117 return; | |
1118 | |
1119 env = mem.strdup(env); // create our own writable copy | |
1120 | |
1121 argc = *pargc; | |
1122 argv = new Array(); | |
1123 argv->setDim(argc); | |
1124 | |
1125 for (int i = 0; i < argc; i++) | |
1126 argv->data[i] = (void *)(*pargv)[i]; | |
1127 | |
1128 j = 1; // leave argv[0] alone | |
1129 while (1) | |
1130 { | |
1131 wildcard = 1; | |
1132 switch (*env) | |
1133 { | |
1134 case ' ': | |
1135 case '\t': | |
1136 env++; | |
1137 break; | |
1138 | |
1139 case 0: | |
1140 goto Ldone; | |
1141 | |
1142 case '"': | |
1143 wildcard = 0; | |
1144 default: | |
1145 argv->push(env); // append | |
1146 //argv->insert(j, env); // insert at position j | |
1147 j++; | |
1148 argc++; | |
1149 p = env; | |
1150 slash = 0; | |
1151 instring = 0; | |
1152 c = 0; | |
1153 | |
1154 while (1) | |
1155 { | |
1156 c = *env++; | |
1157 switch (c) | |
1158 { | |
1159 case '"': | |
1160 p -= (slash >> 1); | |
1161 if (slash & 1) | |
1162 { p--; | |
1163 goto Laddc; | |
1164 } | |
1165 instring ^= 1; | |
1166 slash = 0; | |
1167 continue; | |
1168 | |
1169 case ' ': | |
1170 case '\t': | |
1171 if (instring) | |
1172 goto Laddc; | |
1173 *p = 0; | |
1174 //if (wildcard) | |
1175 //wildcardexpand(); // not implemented | |
1176 break; | |
1177 | |
1178 case '\\': | |
1179 slash++; | |
1180 *p++ = c; | |
1181 continue; | |
1182 | |
1183 case 0: | |
1184 *p = 0; | |
1185 //if (wildcard) | |
1186 //wildcardexpand(); // not implemented | |
1187 goto Ldone; | |
1188 | |
1189 default: | |
1190 Laddc: | |
1191 slash = 0; | |
1192 *p++ = c; | |
1193 continue; | |
1194 } | |
1195 break; | |
1196 } | |
1197 } | |
1198 } | |
1199 | |
1200 Ldone: | |
1201 *pargc = argc; | |
1202 *pargv = (char **)argv->data; | |
1203 } | |
1204 | |
1205 #if _WIN32 | |
1206 | |
1207 long __cdecl __ehfilter(LPEXCEPTION_POINTERS ep) | |
1208 { | |
1209 //printf("%x\n", ep->ExceptionRecord->ExceptionCode); | |
1210 if (ep->ExceptionRecord->ExceptionCode == STATUS_STACK_OVERFLOW) | |
1211 { | |
1212 #ifndef DEBUG | |
1213 return EXCEPTION_EXECUTE_HANDLER; | |
1214 #endif | |
1215 } | |
1216 return EXCEPTION_CONTINUE_SEARCH; | |
1217 } | |
1218 | |
1219 #endif |