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update rx (mobile builds).
[mono-project.git] / mono / mini / driver.c
blob8c67f6db6d567e64a2b4868de53ce72a33813d5b
1 /*
2 * driver.c: The new mono JIT compiler.
3 *
4 * Author:
5 * Paolo Molaro (lupus@ximian.com)
6 * Dietmar Maurer (dietmar@ximian.com)
7 *
8 * (C) 2002-2003 Ximian, Inc.
9 * (C) 2003-2006 Novell, Inc.
10 */
11
12 #include <config.h>
13 #include <signal.h>
14 #if HAVE_SCHED_SETAFFINITY
15 #include <sched.h>
16 #endif
17 #ifdef HAVE_UNISTD_H
18 #include <unistd.h>
19 #endif
20
21 #include <mono/metadata/assembly.h>
22 #include <mono/metadata/loader.h>
23 #include <mono/metadata/tabledefs.h>
24 #include <mono/metadata/class.h>
25 #include <mono/metadata/object.h>
26 #include <mono/metadata/exception.h>
27 #include <mono/metadata/opcodes.h>
28 #include <mono/metadata/mono-endian.h>
29 #include <mono/metadata/tokentype.h>
30 #include <mono/metadata/tabledefs.h>
31 #include <mono/metadata/threads.h>
32 #include <mono/metadata/marshal.h>
33 #include <mono/metadata/socket-io.h>
34 #include <mono/metadata/appdomain.h>
35 #include <mono/metadata/debug-helpers.h>
36 #include <mono/io-layer/io-layer.h>
37 #include "mono/metadata/profiler.h"
38 #include <mono/metadata/profiler-private.h>
39 #include <mono/metadata/mono-config.h>
40 #include <mono/metadata/environment.h>
41 #include <mono/metadata/verify.h>
42 #include <mono/metadata/verify-internals.h>
43 #include <mono/metadata/mono-debug.h>
44 #include <mono/metadata/security-manager.h>
45 #include <mono/metadata/security-core-clr.h>
46 #include <mono/metadata/gc-internal.h>
47 #include <mono/metadata/coree.h>
48 #include <mono/metadata/attach.h>
49 #include "mono/utils/mono-counters.h"
50
51 #include "mini.h"
52 #include "jit.h"
53 #include <string.h>
54 #include <ctype.h>
55 #include <locale.h>
56 #include "version.h"
57 #include "debugger-agent.h"
58
59 static FILE *mini_stats_fd = NULL;
60
61 static void mini_usage (void);
62
63 #ifdef HOST_WIN32
64 /* Need this to determine whether to detach console */
65 #include <mono/metadata/cil-coff.h>
66 /* This turns off command line globbing under win32 */
67 int _CRT_glob = 0;
68 #endif
69
70 typedef void (*OptFunc) (const char *p);
71
72 #undef OPTFLAG
73 #ifdef HAVE_ARRAY_ELEM_INIT
74 #define MSGSTRFIELD(line) MSGSTRFIELD1(line)
75 #define MSGSTRFIELD1(line) str##line
76
77 static const struct msgstr_t {
78 #define OPTFLAG(id,shift,name,desc) char MSGSTRFIELD(__LINE__) [sizeof (name) + sizeof (desc)];
79 #include "optflags-def.h"
80 #undef OPTFLAG
81 } opstr = {
82 #define OPTFLAG(id,shift,name,desc) name "\0" desc,
83 #include "optflags-def.h"
84 #undef OPTFLAG
85 };
86 static const gint16 opt_names [] = {
87 #define OPTFLAG(id,shift,name,desc) [(shift)] = offsetof (struct msgstr_t, MSGSTRFIELD(__LINE__)),
88 #include "optflags-def.h"
89 #undef OPTFLAG
90 };
91
92 #define optflag_get_name(id) ((const char*)&opstr + opt_names [(id)])
93 #define optflag_get_desc(id) (optflag_get_name(id) + 1 + strlen (optflag_get_name(id)))
94
95 #else /* !HAVE_ARRAY_ELEM_INIT */
96 typedef struct {
97 const char* name;
98 const char* desc;
99 } OptName;
100
101 #define OPTFLAG(id,shift,name,desc) {name,desc},
102 static const OptName
103 opt_names [] = {
104 #include "optflags-def.h"
105 {NULL, NULL}
106 };
107 #define optflag_get_name(id) (opt_names [(id)].name)
108 #define optflag_get_desc(id) (opt_names [(id)].desc)
109
110 #endif
111
112 static const OptFunc
113 opt_funcs [sizeof (int) * 8] = {
114 NULL
115 };
116
117 #ifdef __native_client_codegen__
118 extern gint8 nacl_align_byte;
119 #endif
120 #ifdef __native_client__
121 extern char *nacl_mono_path;
122 #endif
123
124 #define DEFAULT_OPTIMIZATIONS ( \
125 MONO_OPT_PEEPHOLE | \
126 MONO_OPT_CFOLD | \
127 MONO_OPT_INLINE | \
128 MONO_OPT_CONSPROP | \
129 MONO_OPT_COPYPROP | \
130 MONO_OPT_DEADCE | \
131 MONO_OPT_BRANCH | \
132 MONO_OPT_LINEARS | \
133 MONO_OPT_INTRINS | \
134 MONO_OPT_LOOP | \
135 MONO_OPT_EXCEPTION | \
136 MONO_OPT_CMOV | \
137 MONO_OPT_GSHARED | \
138 MONO_OPT_SIMD | \
139 MONO_OPT_AOT)
140
141 #define EXCLUDED_FROM_ALL (MONO_OPT_SHARED | MONO_OPT_PRECOMP | MONO_OPT_UNSAFE | MONO_OPT_GSHAREDVT)
142
143 static guint32
144 parse_optimizations (const char* p)
145 {
146 /* the default value */
147 guint32 opt = DEFAULT_OPTIMIZATIONS;
148 guint32 exclude = 0;
149 const char *n;
150 int i, invert, len;
151
152 /* call out to cpu detection code here that sets the defaults ... */
153 opt |= mono_arch_cpu_optimizations (&exclude);
154 opt &= ~exclude;
155 if (!p)
156 return opt;
157
158 while (*p) {
159 if (*p == '-') {
160 p++;
161 invert = TRUE;
162 } else {
163 invert = FALSE;
164 }
165 for (i = 0; i < G_N_ELEMENTS (opt_names) && optflag_get_name (i); ++i) {
166 n = optflag_get_name (i);
167 len = strlen (n);
168 if (strncmp (p, n, len) == 0) {
169 if (invert)
170 opt &= ~ (1 << i);
171 else
172 opt |= 1 << i;
173 p += len;
174 if (*p == ',') {
175 p++;
176 break;
177 } else if (*p == '=') {
178 p++;
179 if (opt_funcs [i])
180 opt_funcs [i] (p);
181 while (*p && *p++ != ',');
182 break;
183 }
184 /* error out */
185 break;
186 }
187 }
188 if (i == G_N_ELEMENTS (opt_names) || !optflag_get_name (i)) {
189 if (strncmp (p, "all", 3) == 0) {
190 if (invert)
191 opt = 0;
192 else
193 opt = ~(EXCLUDED_FROM_ALL | exclude);
194 p += 3;
195 if (*p == ',')
196 p++;
197 } else {
198 fprintf (stderr, "Invalid optimization name `%s'\n", p);
199 exit (1);
200 }
201 }
202 }
203 return opt;
204 }
205
206 static gboolean
207 parse_debug_options (const char* p)
208 {
209 MonoDebugOptions *opt = mini_get_debug_options ();
210
211 do {
212 if (!*p) {
213 fprintf (stderr, "Syntax error; expected debug option name\n");
214 return FALSE;
215 }
216
217 if (!strncmp (p, "casts", 5)) {
218 opt->better_cast_details = TRUE;
219 p += 5;
220 } else if (!strncmp (p, "mdb-optimizations", 17)) {
221 opt->mdb_optimizations = TRUE;
222 p += 17;
223 } else if (!strncmp (p, "gdb", 3)) {
224 opt->gdb = TRUE;
225 p += 3;
226 } else {
227 fprintf (stderr, "Invalid debug option `%s', use --help-debug for details\n", p);
228 return FALSE;
229 }
230
231 if (*p == ',') {
232 p++;
233 if (!*p) {
234 fprintf (stderr, "Syntax error; expected debug option name\n");
235 return FALSE;
236 }
237 }
238 } while (*p);
239
240 return TRUE;
241 }
242
243 typedef struct {
244 const char name [6];
245 const char desc [18];
246 MonoGraphOptions value;
247 } GraphName;
248
249 static const GraphName
250 graph_names [] = {
251 {"cfg", "Control Flow", MONO_GRAPH_CFG},
252 {"dtree", "Dominator Tree", MONO_GRAPH_DTREE},
253 {"code", "CFG showing code", MONO_GRAPH_CFG_CODE},
254 {"ssa", "CFG after SSA", MONO_GRAPH_CFG_SSA},
255 {"optc", "CFG after IR opts", MONO_GRAPH_CFG_OPTCODE}
256 };
257
258 static MonoGraphOptions
259 mono_parse_graph_options (const char* p)
260 {
261 const char *n;
262 int i, len;
263
264 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
265 n = graph_names [i].name;
266 len = strlen (n);
267 if (strncmp (p, n, len) == 0)
268 return graph_names [i].value;
269 }
270
271 fprintf (stderr, "Invalid graph name provided: %s\n", p);
272 exit (1);
273 }
274
275 int
276 mono_parse_default_optimizations (const char* p)
277 {
278 guint32 opt;
279
280 opt = parse_optimizations (p);
281 return opt;
282 }
283
284 static char*
285 opt_descr (guint32 flags) {
286 GString *str = g_string_new ("");
287 int i, need_comma;
288
289 need_comma = 0;
290 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i) {
291 if (flags & (1 << i)) {
292 if (need_comma)
293 g_string_append_c (str, ',');
294 g_string_append (str, optflag_get_name (i));
295 need_comma = 1;
296 }
297 }
298 return g_string_free (str, FALSE);
299 }
300
301 static const guint32
302 opt_sets [] = {
303 0,
304 MONO_OPT_PEEPHOLE,
305 MONO_OPT_BRANCH,
306 MONO_OPT_CFOLD,
307 MONO_OPT_FCMOV,
308 #ifdef MONO_ARCH_SIMD_INTRINSICS
309 MONO_OPT_SIMD,
310 MONO_OPT_SSE2,
311 MONO_OPT_SIMD | MONO_OPT_SSE2,
312 #endif
313 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_INTRINS,
314 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS,
315 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP,
316 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_CFOLD,
317 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE,
318 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS,
319 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_TAILC,
320 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_SSA,
321 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_EXCEPTION,
322 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_EXCEPTION | MONO_OPT_CMOV,
323 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_EXCEPTION | MONO_OPT_ABCREM,
324 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_EXCEPTION | MONO_OPT_ABCREM | MONO_OPT_SSAPRE,
325 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_ABCREM,
326 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_SSAPRE,
327 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_ABCREM | MONO_OPT_SHARED,
328 DEFAULT_OPTIMIZATIONS,
329 };
330
331 typedef int (*TestMethod) (void);
332
333 #if 0
334 static void
335 domain_dump_native_code (MonoDomain *domain) {
336 // need to poke into the domain, move to metadata/domain.c
337 // need to empty jit_info_table and code_mp
338 }
339 #endif
340
341 static int
342 mini_regression (MonoImage *image, int verbose, int *total_run)
343 {
344 guint32 i, opt, opt_flags;
345 MonoMethod *method;
346 MonoCompile *cfg;
347 char *n;
348 int result, expected, failed, cfailed, run, code_size, total;
349 TestMethod func;
350 GTimer *timer = g_timer_new ();
351 MonoDomain *domain = mono_domain_get ();
352 guint32 exclude = 0;
353
354 mono_arch_cpu_optimizations (&exclude);
355
356 if (mini_stats_fd) {
357 fprintf (mini_stats_fd, "$stattitle = \'Mono Benchmark Results (various optimizations)\';\n");
358
359 fprintf (mini_stats_fd, "$graph->set_legend(qw(");
360 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); opt++) {
361 opt_flags = opt_sets [opt];
362 n = opt_descr (opt_flags);
363 if (!n [0])
364 n = (char *)"none";
365 if (opt)
366 fprintf (mini_stats_fd, " ");
367 fprintf (mini_stats_fd, "%s", n);
368
369
370 }
371 fprintf (mini_stats_fd, "));\n");
372
373 fprintf (mini_stats_fd, "@data = (\n");
374 fprintf (mini_stats_fd, "[");
375 }
376
377 /* load the metadata */
378 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
379 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
380 if (!method)
381 continue;
382 mono_class_init (method->klass);
383
384 if (!strncmp (method->name, "test_", 5) && mini_stats_fd) {
385 fprintf (mini_stats_fd, "\"%s\",", method->name);
386 }
387 }
388 if (mini_stats_fd)
389 fprintf (mini_stats_fd, "],\n");
390
391
392 total = 0;
393 *total_run = 0;
394 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); ++opt) {
395 double elapsed, comp_time, start_time;
396
397 opt_flags = opt_sets [opt] & ~exclude;
398 mono_set_defaults (verbose, opt_flags);
399 n = opt_descr (opt_flags);
400 g_print ("Test run: image=%s, opts=%s\n", mono_image_get_filename (image), n);
401 g_free (n);
402 cfailed = failed = run = code_size = 0;
403 comp_time = elapsed = 0.0;
404
405 /* fixme: ugly hack - delete all previously compiled methods */
406 g_hash_table_destroy (domain_jit_info (domain)->jit_trampoline_hash);
407 domain_jit_info (domain)->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
408 mono_internal_hash_table_destroy (&(domain->jit_code_hash));
409 mono_jit_code_hash_init (&(domain->jit_code_hash));
410
411 g_timer_start (timer);
412 if (mini_stats_fd)
413 fprintf (mini_stats_fd, "[");
414 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
415 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
416 if (!method)
417 continue;
418 if (strncmp (method->name, "test_", 5) == 0) {
419 expected = atoi (method->name + 5);
420 run++;
421 start_time = g_timer_elapsed (timer, NULL);
422 comp_time -= start_time;
423 cfg = mini_method_compile (method, opt_flags, mono_get_root_domain (), TRUE, FALSE, 0);
424 comp_time += g_timer_elapsed (timer, NULL);
425 if (cfg->exception_type == MONO_EXCEPTION_NONE) {
426 if (verbose >= 2)
427 g_print ("Running '%s' ...\n", method->name);
428 #ifdef MONO_USE_AOT_COMPILER
429 if ((func = mono_aot_get_method (mono_get_root_domain (), method)))
430 ;
431 else
432 #endif
433 func = (TestMethod)(gpointer)cfg->native_code;
434 func = (TestMethod)mono_create_ftnptr (mono_get_root_domain (), func);
435 result = func ();
436 if (result != expected) {
437 failed++;
438 g_print ("Test '%s' failed result (got %d, expected %d).\n", method->name, result, expected);
439 }
440 code_size += cfg->code_len;
441 mono_destroy_compile (cfg);
442
443 } else {
444 cfailed++;
445 if (verbose)
446 g_print ("Test '%s' failed compilation.\n", method->name);
447 }
448 if (mini_stats_fd)
449 fprintf (mini_stats_fd, "%f, ",
450 g_timer_elapsed (timer, NULL) - start_time);
451 }
452 }
453 if (mini_stats_fd)
454 fprintf (mini_stats_fd, "],\n");
455 g_timer_stop (timer);
456 elapsed = g_timer_elapsed (timer, NULL);
457 if (failed > 0 || cfailed > 0){
458 g_print ("Results: total tests: %d, failed: %d, cfailed: %d (pass: %.2f%%)\n",
459 run, failed, cfailed, 100.0*(run-failed-cfailed)/run);
460 } else {
461 g_print ("Results: total tests: %d, all pass \n", run);
462 }
463
464 g_print ("Elapsed time: %f secs (%f, %f), Code size: %d\n\n", elapsed,
465 elapsed - comp_time, comp_time, code_size);
466 total += failed + cfailed;
467 *total_run += run;
468 }
469
470 if (mini_stats_fd) {
471 fprintf (mini_stats_fd, ");\n");
472 fflush (mini_stats_fd);
473 }
474
475 g_timer_destroy (timer);
476 return total;
477 }
478
479 static int
480 mini_regression_list (int verbose, int count, char *images [])
481 {
482 int i, total, total_run, run;
483 MonoAssembly *ass;
484
485 total_run = total = 0;
486 for (i = 0; i < count; ++i) {
487 ass = mono_assembly_open (images [i], NULL);
488 if (!ass) {
489 g_warning ("failed to load assembly: %s", images [i]);
490 continue;
491 }
492 total += mini_regression (mono_assembly_get_image (ass), verbose, &run);
493 total_run += run;
494 }
495 if (total > 0){
496 g_print ("Overall results: tests: %d, failed: %d, opt combinations: %d (pass: %.2f%%)\n",
497 total_run, total, (int)G_N_ELEMENTS (opt_sets), 100.0*(total_run-total)/total_run);
498 } else {
499 g_print ("Overall results: tests: %d, 100%% pass, opt combinations: %d\n",
500 total_run, (int)G_N_ELEMENTS (opt_sets));
501 }
502
503 return total;
504 }
505
506 #ifdef MONO_JIT_INFO_TABLE_TEST
507 typedef struct _JitInfoData
508 {
509 guint start;
510 guint length;
511 MonoJitInfo *ji;
512 struct _JitInfoData *next;
513 } JitInfoData;
514
515 typedef struct
516 {
517 guint start;
518 guint length;
519 int num_datas;
520 JitInfoData *data;
521 } Region;
522
523 typedef struct
524 {
525 int num_datas;
526 int num_regions;
527 Region *regions;
528 int num_frees;
529 JitInfoData *frees;
530 } ThreadData;
531
532 static int num_threads;
533 static ThreadData *thread_datas;
534 static MonoDomain *test_domain;
535
536 static JitInfoData*
537 alloc_random_data (Region *region)
538 {
539 JitInfoData **data;
540 JitInfoData *prev;
541 guint prev_end;
542 guint next_start;
543 guint max_len;
544 JitInfoData *d;
545 int num_retries = 0;
546 int pos, i;
547
548 restart:
549 prev = NULL;
550 data = &region->data;
551 pos = random () % (region->num_datas + 1);
552 i = 0;
553 while (*data != NULL) {
554 if (i++ == pos)
555 break;
556 prev = *data;
557 data = &(*data)->next;
558 }
559
560 if (prev == NULL)
561 g_assert (*data == region->data);
562 else
563 g_assert (prev->next == *data);
564
565 if (prev == NULL)
566 prev_end = region->start;
567 else
568 prev_end = prev->start + prev->length;
569
570 if (*data == NULL)
571 next_start = region->start + region->length;
572 else
573 next_start = (*data)->start;
574
575 g_assert (prev_end <= next_start);
576
577 max_len = next_start - prev_end;
578 if (max_len < 128) {
579 if (++num_retries >= 10)
580 return NULL;
581 goto restart;
582 }
583 if (max_len > 1024)
584 max_len = 1024;
585
586 d = g_new0 (JitInfoData, 1);
587 d->start = prev_end + random () % (max_len / 2);
588 d->length = random () % MIN (max_len, next_start - d->start) + 1;
589
590 g_assert (d->start >= prev_end && d->start + d->length <= next_start);
591
592 d->ji = g_new0 (MonoJitInfo, 1);
593 d->ji->method = (MonoMethod*) 0xABadBabe;
594 d->ji->code_start = (gpointer)(gulong) d->start;
595 d->ji->code_size = d->length;
596 d->ji->cas_inited = 1; /* marks an allocated jit info */
597
598 d->next = *data;
599 *data = d;
600
601 ++region->num_datas;
602
603 return d;
604 }
605
606 static JitInfoData**
607 choose_random_data (Region *region)
608 {
609 int n;
610 int i;
611 JitInfoData **d;
612
613 g_assert (region->num_datas > 0);
614
615 n = random () % region->num_datas;
616
617 for (d = &region->data, i = 0;
618 i < n;
619 d = &(*d)->next, ++i)
620 ;
621
622 return d;
623 }
624
625 static Region*
626 choose_random_region (ThreadData *td)
627 {
628 return &td->regions [random () % td->num_regions];
629 }
630
631 static ThreadData*
632 choose_random_thread (void)
633 {
634 return &thread_datas [random () % num_threads];
635 }
636
637 static void
638 free_jit_info_data (ThreadData *td, JitInfoData *free)
639 {
640 free->next = td->frees;
641 td->frees = free;
642
643 if (++td->num_frees >= 1000) {
644 int i;
645
646 for (i = 0; i < 500; ++i)
647 free = free->next;
648
649 while (free->next != NULL) {
650 JitInfoData *next = free->next->next;
651
652 //g_free (free->next->ji);
653 g_free (free->next);
654 free->next = next;
655
656 --td->num_frees;
657 }
658 }
659 }
660
661 #define NUM_THREADS 8
662 #define REGIONS_PER_THREAD 10
663 #define REGION_SIZE 0x10000
664
665 #define MAX_ADDR (REGION_SIZE * REGIONS_PER_THREAD * NUM_THREADS)
666
667 #define MODE_ALLOC 1
668 #define MODE_FREE 2
669
670 static void
671 test_thread_func (ThreadData *td)
672 {
673 int mode = MODE_ALLOC;
674 int i = 0;
675 gulong lookup_successes = 0, lookup_failures = 0;
676 MonoDomain *domain = test_domain;
677 int thread_num = (int)(td - thread_datas);
678 gboolean modify_thread = thread_num < NUM_THREADS / 2; /* only half of the threads modify the table */
679
680 for (;;) {
681 int alloc;
682 int lookup = 1;
683
684 if (td->num_datas == 0) {
685 lookup = 0;
686 alloc = 1;
687 } else if (modify_thread && random () % 1000 < 5) {
688 lookup = 0;
689 if (mode == MODE_ALLOC)
690 alloc = (random () % 100) < 70;
691 else if (mode == MODE_FREE)
692 alloc = (random () % 100) < 30;
693 }
694
695 if (lookup) {
696 /* modify threads sometimes look up their own jit infos */
697 if (modify_thread && random () % 10 < 5) {
698 Region *region = choose_random_region (td);
699
700 if (region->num_datas > 0) {
701 JitInfoData **data = choose_random_data (region);
702 guint pos = (*data)->start + random () % (*data)->length;
703 MonoJitInfo *ji;
704
705 ji = mono_jit_info_table_find (domain, (char*)(gulong) pos);
706
707 g_assert (ji->cas_inited);
708 g_assert ((*data)->ji == ji);
709 }
710 } else {
711 int pos = random () % MAX_ADDR;
712 char *addr = (char*)(gulong) pos;
713 MonoJitInfo *ji;
714
715 ji = mono_jit_info_table_find (domain, addr);
716
717 /*
718 * FIXME: We are actually not allowed
719 * to do this. By the time we examine
720 * the ji another thread might already
721 * have removed it.
722 */
723 if (ji != NULL) {
724 g_assert (addr >= (char*)ji->code_start && addr < (char*)ji->code_start + ji->code_size);
725 ++lookup_successes;
726 } else
727 ++lookup_failures;
728 }
729 } else if (alloc) {
730 JitInfoData *data = alloc_random_data (choose_random_region (td));
731
732 if (data != NULL) {
733 mono_jit_info_table_add (domain, data->ji);
734
735 ++td->num_datas;
736 }
737 } else {
738 Region *region = choose_random_region (td);
739
740 if (region->num_datas > 0) {
741 JitInfoData **data = choose_random_data (region);
742 JitInfoData *free;
743
744 mono_jit_info_table_remove (domain, (*data)->ji);
745
746 //(*data)->ji->cas_inited = 0; /* marks a free jit info */
747
748 free = *data;
749 *data = (*data)->next;
750
751 free_jit_info_data (td, free);
752
753 --region->num_datas;
754 --td->num_datas;
755 }
756 }
757
758 if (++i % 100000 == 0) {
759 int j;
760 g_print ("num datas %d (%ld - %ld): %d", (int)(td - thread_datas),
761 lookup_successes, lookup_failures, td->num_datas);
762 for (j = 0; j < td->num_regions; ++j)
763 g_print (" %d", td->regions [j].num_datas);
764 g_print ("\n");
765 }
766
767 if (td->num_datas < 100)
768 mode = MODE_ALLOC;
769 else if (td->num_datas > 2000)
770 mode = MODE_FREE;
771 }
772 }
773
774 /*
775 static void
776 small_id_thread_func (gpointer arg)
777 {
778 MonoThread *thread = mono_thread_current ();
779 MonoThreadHazardPointers *hp = mono_hazard_pointer_get ();
780
781 g_print ("my small id is %d\n", (int)thread->small_id);
782 mono_hazard_pointer_clear (hp, 1);
783 sleep (3);
784 g_print ("done %d\n", (int)thread->small_id);
785 }
786 */
787
788 static void
789 jit_info_table_test (MonoDomain *domain)
790 {
791 int i;
792
793 g_print ("testing jit_info_table\n");
794
795 num_threads = NUM_THREADS;
796 thread_datas = g_new0 (ThreadData, num_threads);
797
798 for (i = 0; i < num_threads; ++i) {
799 int j;
800
801 thread_datas [i].num_regions = REGIONS_PER_THREAD;
802 thread_datas [i].regions = g_new0 (Region, REGIONS_PER_THREAD);
803
804 for (j = 0; j < REGIONS_PER_THREAD; ++j) {
805 thread_datas [i].regions [j].start = (num_threads * j + i) * REGION_SIZE;
806 thread_datas [i].regions [j].length = REGION_SIZE;
807 }
808 }
809
810 test_domain = domain;
811
812 /*
813 for (i = 0; i < 72; ++i)
814 mono_thread_create (domain, small_id_thread_func, NULL);
815
816 sleep (2);
817 */
818
819 for (i = 0; i < num_threads; ++i)
820 mono_thread_create (domain, test_thread_func, &thread_datas [i]);
821 }
822 #endif
823
824 enum {
825 DO_BENCH,
826 DO_REGRESSION,
827 DO_COMPILE,
828 DO_EXEC,
829 DO_DRAW,
830 DO_DEBUGGER
831 };
832
833 typedef struct CompileAllThreadArgs {
834 MonoAssembly *ass;
835 int verbose;
836 guint32 opts;
837 guint32 recompilation_times;
838 } CompileAllThreadArgs;
839
840 static void
841 compile_all_methods_thread_main_inner (CompileAllThreadArgs *args)
842 {
843 MonoAssembly *ass = args->ass;
844 int verbose = args->verbose;
845 MonoImage *image = mono_assembly_get_image (ass);
846 MonoMethod *method;
847 MonoCompile *cfg;
848 int i, count = 0, fail_count = 0;
849
850 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
851 guint32 token = MONO_TOKEN_METHOD_DEF | (i + 1);
852 MonoMethodSignature *sig;
853
854 if (mono_metadata_has_generic_params (image, token))
855 continue;
856
857 method = mono_get_method (image, token, NULL);
858 if (!method)
859 continue;
860 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
861 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
862 (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) ||
863 (method->flags & METHOD_ATTRIBUTE_ABSTRACT))
864 continue;
865
866 if (method->klass->generic_container)
867 continue;
868 sig = mono_method_signature (method);
869 if (!sig) {
870 char * desc = mono_method_full_name (method, TRUE);
871 g_print ("Could not retrieve method signature for %s\n", desc);
872 g_free (desc);
873 fail_count ++;
874 continue;
875 }
876
877 if (sig->has_type_parameters)
878 continue;
879
880 count++;
881 if (verbose) {
882 char * desc = mono_method_full_name (method, TRUE);
883 g_print ("Compiling %d %s\n", count, desc);
884 g_free (desc);
885 }
886 cfg = mini_method_compile (method, args->opts, mono_get_root_domain (), FALSE, FALSE, 0);
887 if (cfg->exception_type != MONO_EXCEPTION_NONE) {
888 printf ("Compilation of %s failed with exception '%s':\n", mono_method_full_name (cfg->method, TRUE), cfg->exception_message);
889 fail_count ++;
890 }
891 mono_destroy_compile (cfg);
892 }
893
894 if (fail_count)
895 exit (1);
896 }
897
898 static void
899 compile_all_methods_thread_main (CompileAllThreadArgs *args)
900 {
901 guint32 i;
902 for (i = 0; i < args->recompilation_times; ++i)
903 compile_all_methods_thread_main_inner (args);
904 }
905
906 static void
907 compile_all_methods (MonoAssembly *ass, int verbose, guint32 opts, guint32 recompilation_times)
908 {
909 CompileAllThreadArgs args;
910
911 args.ass = ass;
912 args.verbose = verbose;
913 args.opts = opts;
914 args.recompilation_times = recompilation_times;
915
916 /*
917 * Need to create a mono thread since compilation might trigger
918 * running of managed code.
919 */
920 mono_thread_create (mono_domain_get (), compile_all_methods_thread_main, &args);
921
922 mono_thread_manage ();
923 }
924
925 /**
926 * mono_jit_exec:
927 * @assembly: reference to an assembly
928 * @argc: argument count
929 * @argv: argument vector
930 *
931 * Start execution of a program.
932 */
933 int
934 mono_jit_exec (MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[])
935 {
936 MonoImage *image = mono_assembly_get_image (assembly);
937 MonoMethod *method;
938 guint32 entry = mono_image_get_entry_point (image);
939
940 if (!entry) {
941 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
942 /* FIXME: remove this silly requirement. */
943 mono_environment_exitcode_set (1);
944 return 1;
945 }
946
947 method = mono_get_method (image, entry, NULL);
948 if (method == NULL){
949 g_print ("The entry point method could not be loaded\n");
950 mono_environment_exitcode_set (1);
951 return 1;
952 }
953
954 return mono_runtime_run_main (method, argc, argv, NULL);
955 }
956
957 typedef struct
958 {
959 MonoDomain *domain;
960 const char *file;
961 int argc;
962 char **argv;
963 guint32 opts;
964 char *aot_options;
965 } MainThreadArgs;
966
967 static void main_thread_handler (gpointer user_data)
968 {
969 MainThreadArgs *main_args = user_data;
970 MonoAssembly *assembly;
971
972 if (mono_compile_aot) {
973 int i, res;
974
975 /* Treat the other arguments as assemblies to compile too */
976 for (i = 0; i < main_args->argc; ++i) {
977 assembly = mono_domain_assembly_open (main_args->domain, main_args->argv [i]);
978 if (!assembly) {
979 fprintf (stderr, "Can not open image %s\n", main_args->argv [i]);
980 exit (1);
981 }
982 /* Check that the assembly loaded matches the filename */
983 {
984 MonoImageOpenStatus status;
985 MonoImage *img;
986
987 img = mono_image_open (main_args->argv [i], &status);
988 if (img && strcmp (img->name, assembly->image->name)) {
989 fprintf (stderr, "Error: Loaded assembly '%s' doesn't match original file name '%s'. Set MONO_PATH to the assembly's location.\n", assembly->image->name, img->name);
990 exit (1);
991 }
992 }
993 res = mono_compile_assembly (assembly, main_args->opts, main_args->aot_options);
994 if (res != 0) {
995 fprintf (stderr, "AOT of image %s failed.\n", main_args->argv [i]);
996 exit (1);
997 }
998 }
999 } else {
1000 assembly = mono_domain_assembly_open (main_args->domain, main_args->file);
1001 if (!assembly){
1002 fprintf (stderr, "Can not open image %s\n", main_args->file);
1003 exit (1);
1004 }
1005
1006 /*
1007 * This must be done in a thread managed by mono since it can invoke
1008 * managed code.
1009 */
1010 if (main_args->opts & MONO_OPT_PRECOMP)
1011 mono_precompile_assemblies ();
1012
1013 mono_jit_exec (main_args->domain, assembly, main_args->argc, main_args->argv);
1014 }
1015 }
1016
1017 static int
1018 load_agent (MonoDomain *domain, char *desc)
1019 {
1020 char* col = strchr (desc, ':');
1021 char *agent, *args;
1022 MonoAssembly *agent_assembly;
1023 MonoImage *image;
1024 MonoMethod *method;
1025 guint32 entry;
1026 MonoArray *main_args;
1027 gpointer pa [1];
1028 MonoImageOpenStatus open_status;
1029
1030 if (col) {
1031 agent = g_memdup (desc, col - desc + 1);
1032 agent [col - desc] = '\0';
1033 args = col + 1;
1034 } else {
1035 agent = g_strdup (desc);
1036 args = NULL;
1037 }
1038
1039 agent_assembly = mono_assembly_open (agent, &open_status);
1040 if (!agent_assembly) {
1041 fprintf (stderr, "Cannot open agent assembly '%s': %s.\n", agent, mono_image_strerror (open_status));
1042 g_free (agent);
1043 return 2;
1044 }
1045
1046 /*
1047 * Can't use mono_jit_exec (), as it sets things which might confuse the
1048 * real Main method.
1049 */
1050 image = mono_assembly_get_image (agent_assembly);
1051 entry = mono_image_get_entry_point (image);
1052 if (!entry) {
1053 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
1054 g_free (agent);
1055 return 1;
1056 }
1057
1058 method = mono_get_method (image, entry, NULL);
1059 if (method == NULL){
1060 g_print ("The entry point method of assembly '%s' could not be loaded\n", agent);
1061 g_free (agent);
1062 return 1;
1063 }
1064
1065 mono_thread_set_main (mono_thread_current ());
1066
1067 if (args) {
1068 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 1);
1069 mono_array_set (main_args, MonoString*, 0, mono_string_new (domain, args));
1070 } else {
1071 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 0);
1072 }
1073
1074 g_free (agent);
1075
1076 pa [0] = main_args;
1077 /* Pass NULL as 'exc' so unhandled exceptions abort the runtime */
1078 mono_runtime_invoke (method, NULL, pa, NULL);
1079
1080 return 0;
1081 }
1082
1083 static void
1084 mini_usage_jitdeveloper (void)
1085 {
1086 int i;
1087
1088 fprintf (stdout,
1089 "Runtime and JIT debugging options:\n"
1090 " --breakonex Inserts a breakpoint on exceptions\n"
1091 " --break METHOD Inserts a breakpoint at METHOD entry\n"
1092 " --break-at-bb METHOD N Inserts a breakpoint in METHOD at BB N\n"
1093 " --compile METHOD Just compile METHOD in assembly\n"
1094 " --compile-all=N Compiles all the methods in the assembly multiple times (default: 1)\n"
1095 " --ncompile N Number of times to compile METHOD (default: 1)\n"
1096 " --print-vtable Print the vtable of all used classes\n"
1097 " --regression Runs the regression test contained in the assembly\n"
1098 " --statfile FILE Sets the stat file to FILE\n"
1099 " --stats Print statistics about the JIT operations\n"
1100 " --wapi=hps|semdel|seminfo IO-layer maintenance\n"
1101 " --inject-async-exc METHOD OFFSET Inject an asynchronous exception at METHOD\n"
1102 " --verify-all Run the verifier on all assemblies and methods\n"
1103 " --full-aot Avoid JITting any code\n"
1104 " --agent=ASSEMBLY[:ARG] Loads the specific agent assembly and executes its Main method with the given argument before loading the main assembly.\n"
1105 " --no-x86-stack-align Don't align stack on x86\n"
1106 "\n"
1107 "Other options:\n"
1108 " --graph[=TYPE] METHOD Draws a graph of the specified method:\n");
1109
1110 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
1111 fprintf (stdout, " %-10s %s\n", graph_names [i].name, graph_names [i].desc);
1112 }
1113 }
1114
1115 static void
1116 mini_usage_list_opt (void)
1117 {
1118 int i;
1119
1120 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i)
1121 fprintf (stdout, " %-10s %s\n", optflag_get_name (i), optflag_get_desc (i));
1122 }
1123
1124 static void
1125 mini_usage (void)
1126 {
1127 fprintf (stdout,
1128 "Usage is: mono [options] program [program-options]\n"
1129 "\n"
1130 "Development:\n"
1131 " --aot[=<options>] Compiles the assembly to native code\n"
1132 " --debug[=<options>] Enable debugging support, use --help-debug for details\n"
1133 " --debugger-agent=options Enable the debugger agent\n"
1134 " --profile[=profiler] Runs in profiling mode with the specified profiler module\n"
1135 " --trace[=EXPR] Enable tracing, use --help-trace for details\n"
1136 " --jitmap Output a jit method map to /tmp/perf-PID.map\n"
1137 " --help-devel Shows more options available to developers\n"
1138 #ifdef __native_client_codegen__
1139 " --nacl-align-mask-off Turn off Native Client 32-byte alignment mask (for debug only)\n"
1140 #endif
1141 "\n"
1142 "Runtime:\n"
1143 " --config FILE Loads FILE as the Mono config\n"
1144 " --verbose, -v Increases the verbosity level\n"
1145 " --help, -h Show usage information\n"
1146 " --version, -V Show version information\n"
1147 " --runtime=VERSION Use the VERSION runtime, instead of autodetecting\n"
1148 " --optimize=OPT Turns on or off a specific optimization\n"
1149 " Use --list-opt to get a list of optimizations\n"
1150 " --security[=mode] Turns on the unsupported security manager (off by default)\n"
1151 " mode is one of cas, core-clr, verifiable or validil\n"
1152 " --attach=OPTIONS Pass OPTIONS to the attach agent in the runtime.\n"
1153 " Currently the only supported option is 'disable'.\n"
1154 " --llvm, --nollvm Controls whenever the runtime uses LLVM to compile code.\n"
1155 " --gc=[sgen,boehm] Select SGen or Boehm GC (runs mono or mono-sgen)\n"
1156 #ifdef HOST_WIN32
1157 " --mixed-mode Enable mixed-mode image support.\n"
1158 #endif
1159 );
1160 }
1161
1162 static void
1163 mini_trace_usage (void)
1164 {
1165 fprintf (stdout,
1166 "Tracing options:\n"
1167 " --trace[=EXPR] Trace every call, optional EXPR controls the scope\n"
1168 "\n"
1169 "EXPR is composed of:\n"
1170 " all All assemblies\n"
1171 " none No assemblies\n"
1172 " program Entry point assembly\n"
1173 " assembly Specifies an assembly\n"
1174 " wrapper All wrappers bridging native and managed code\n"
1175 " M:Type:Method Specifies a method\n"
1176 " N:Namespace Specifies a namespace\n"
1177 " T:Type Specifies a type\n"
1178 " E:Type Specifies stack traces for an exception type\n"
1179 " EXPR Includes expression\n"
1180 " -EXPR Excludes expression\n"
1181 " EXPR,EXPR Multiple expressions\n"
1182 " disabled Don't print any output until toggled via SIGUSR2\n");
1183 }
1184
1185 static void
1186 mini_debug_usage (void)
1187 {
1188 fprintf (stdout,
1189 "Debugging options:\n"
1190 " --debug[=OPTIONS] Enable debugging support, optional OPTIONS is a comma\n"
1191 " separated list of options\n"
1192 "\n"
1193 "OPTIONS is composed of:\n"
1194 " casts Enable more detailed InvalidCastException messages.\n"
1195 " mdb-optimizations Disable some JIT optimizations which are normally\n"
1196 " disabled when running inside the debugger.\n"
1197 " This is useful if you plan to attach to the running\n"
1198 " process with the debugger.\n");
1199 }
1200
1201 #if defined(MONO_ARCH_ARCHITECTURE)
1202 /* Redefine ARCHITECTURE to include more information */
1203 #undef ARCHITECTURE
1204 #define ARCHITECTURE MONO_ARCH_ARCHITECTURE
1205 #endif
1206
1207 static const char info[] =
1208 #ifdef HAVE_KW_THREAD
1209 "\tTLS: __thread\n"
1210 #else
1211 "\tTLS: normal\n"
1212 #endif /* HAVE_KW_THREAD */
1213 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
1214 "\tSIGSEGV: altstack\n"
1215 #else
1216 "\tSIGSEGV: normal\n"
1217 #endif
1218 #ifdef HAVE_EPOLL
1219 "\tNotifications: epoll\n"
1220 #elif defined(HAVE_KQUEUE)
1221 "\tNotification: kqueue\n"
1222 #else
1223 "\tNotification: Thread + polling\n"
1224 #endif
1225 "\tArchitecture: " ARCHITECTURE "\n"
1226 "\tDisabled: " DISABLED_FEATURES "\n"
1227 "\tMisc: "
1228 #ifdef MONO_SMALL_CONFIG
1229 "smallconfig "
1230 #endif
1231 #ifdef MONO_BIG_ARRAYS
1232 "bigarrays "
1233 #endif
1234 #ifdef MONO_DEBUGGER_SUPPORTED
1235 "debugger "
1236 #endif
1237 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && !defined(DISABLE_SOFT_DEBUG)
1238 "softdebug "
1239 #endif
1240 "\n"
1241 #ifdef MONO_ARCH_LLVM_SUPPORTED
1242 #ifdef ENABLE_LLVM
1243 "\tLLVM: yes(" LLVM_VERSION ")\n"
1244 #else
1245 "\tLLVM: supported, not enabled.\n"
1246 #endif
1247 #endif
1248 "";
1249
1250 #ifndef MONO_ARCH_AOT_SUPPORTED
1251 #define error_if_aot_unsupported() do {fprintf (stderr, "AOT compilation is not supported on this platform.\n"); exit (1);} while (0)
1252 #else
1253 #define error_if_aot_unsupported()
1254 #endif
1255
1256 #ifdef HOST_WIN32
1257 BOOL APIENTRY DllMain (HMODULE module_handle, DWORD reason, LPVOID reserved)
1258 {
1259 int dummy;
1260 if (!mono_gc_dllmain (module_handle, reason, reserved))
1261 return FALSE;
1262
1263 switch (reason)
1264 {
1265 case DLL_PROCESS_ATTACH:
1266 mono_install_runtime_load (mini_init);
1267 break;
1268 case DLL_PROCESS_DETACH:
1269 if (coree_module_handle)
1270 FreeLibrary (coree_module_handle);
1271 break;
1272 case DLL_THREAD_ATTACH:
1273 mono_thread_info_attach (&dummy);
1274 break;
1275 case DLL_THREAD_DETACH:
1276 mono_thread_info_dettach ();
1277 break;
1278
1279 }
1280 return TRUE;
1281 }
1282 #endif
1283
1284 static gboolean enable_debugging;
1285
1286 /*
1287 * mono_jit_parse_options:
1288 *
1289 * Process the command line options in ARGV as done by the runtime executable.
1290 * This should be called before mono_jit_init ().
1291 */
1292 void
1293 mono_jit_parse_options (int argc, char * argv[])
1294 {
1295 int i;
1296 char *trace_options = NULL;
1297 int mini_verbose = 0;
1298
1299 /*
1300 * Some options have no effect here, since they influence the behavior of
1301 * mono_main ().
1302 */
1303
1304 /* FIXME: Avoid code duplication */
1305 for (i = 0; i < argc; ++i) {
1306 if (argv [i] [0] != '-')
1307 break;
1308 if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1309 MonoDebugOptions *opt = mini_get_debug_options ();
1310
1311 mono_debugger_agent_parse_options (argv [i] + 17);
1312 opt->mdb_optimizations = TRUE;
1313 enable_debugging = TRUE;
1314 } else if (!strcmp (argv [i], "--soft-breakpoints")) {
1315 MonoDebugOptions *opt = mini_get_debug_options ();
1316
1317 opt->soft_breakpoints = TRUE;
1318 opt->explicit_null_checks = TRUE;
1319 } else if (strncmp (argv [i], "--optimize=", 11) == 0) {
1320 guint32 opt = parse_optimizations (argv [i] + 11);
1321 mono_set_optimizations (opt);
1322 } else if (strncmp (argv [i], "-O=", 3) == 0) {
1323 guint32 opt = parse_optimizations (argv [i] + 3);
1324 mono_set_optimizations (opt);
1325 } else if (strcmp (argv [i], "--trace") == 0) {
1326 trace_options = (char*)"";
1327 } else if (strncmp (argv [i], "--trace=", 8) == 0) {
1328 trace_options = &argv [i][8];
1329 } else if (strcmp (argv [i], "--verbose") == 0 || strcmp (argv [i], "-v") == 0) {
1330 mini_verbose++;
1331 } else if (strcmp (argv [i], "--breakonex") == 0) {
1332 MonoDebugOptions *opt = mini_get_debug_options ();
1333
1334 opt->break_on_exc = TRUE;
1335 } else if (strcmp (argv [i], "--stats") == 0) {
1336 mono_counters_enable (-1);
1337 mono_stats.enabled = TRUE;
1338 mono_jit_stats.enabled = TRUE;
1339 } else if (strcmp (argv [i], "--break") == 0) {
1340 if (i+1 >= argc){
1341 fprintf (stderr, "Missing method name in --break command line option\n");
1342 exit (1);
1343 }
1344
1345 if (!mono_debugger_insert_breakpoint (argv [++i], FALSE))
1346 fprintf (stderr, "Error: invalid method name '%s'\n", argv [i]);
1347 } else if (strcmp (argv [i], "--llvm") == 0) {
1348 #ifndef MONO_ARCH_LLVM_SUPPORTED
1349 fprintf (stderr, "Mono Warning: --llvm not supported on this platform.\n");
1350 #else
1351 mono_use_llvm = TRUE;
1352 #endif
1353 } else {
1354 fprintf (stderr, "Unsupported command line option: '%s'\n", argv [i]);
1355 exit (1);
1356 }
1357 }
1358
1359 if (trace_options != NULL) {
1360 /*
1361 * Need to call this before mini_init () so we can trace methods
1362 * compiled there too.
1363 */
1364 mono_jit_trace_calls = mono_trace_parse_options (trace_options);
1365 if (mono_jit_trace_calls == NULL)
1366 exit (1);
1367 }
1368
1369 if (mini_verbose)
1370 mono_set_verbose_level (mini_verbose);
1371 }
1372
1373 static void
1374 mono_set_use_smp (int use_smp)
1375 {
1376 #if HAVE_SCHED_SETAFFINITY
1377 if (!use_smp) {
1378 unsigned long proc_mask = 1;
1379 #ifdef GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY
1380 sched_setaffinity (getpid(), (gpointer)&proc_mask);
1381 #else
1382 sched_setaffinity (getpid(), sizeof (unsigned long), (gpointer)&proc_mask);
1383 #endif
1384 }
1385 #endif
1386 }
1387
1388
1389 /**
1390 * mono_main:
1391 * @argc: number of arguments in the argv array
1392 * @argv: array of strings containing the startup arguments
1393 *
1394 * Launches the Mono JIT engine and parses all the command line options
1395 * in the same way that the mono command line VM would.
1396 */
1397 int
1398 mono_main (int argc, char* argv[])
1399 {
1400 MainThreadArgs main_args;
1401 MonoAssembly *assembly;
1402 MonoMethodDesc *desc;
1403 MonoMethod *method;
1404 MonoCompile *cfg;
1405 MonoDomain *domain;
1406 MonoImageOpenStatus open_status;
1407 const char* aname, *mname = NULL;
1408 char *config_file = NULL;
1409 int i, count = 1;
1410 guint32 opt, action = DO_EXEC, recompilation_times = 1;
1411 MonoGraphOptions mono_graph_options = 0;
1412 int mini_verbose = 0;
1413 gboolean enable_profile = FALSE;
1414 char *trace_options = NULL;
1415 char *profile_options = NULL;
1416 char *aot_options = NULL;
1417 char *forced_version = NULL;
1418 GPtrArray *agents = NULL;
1419 char *attach_options = NULL;
1420 #ifdef MONO_JIT_INFO_TABLE_TEST
1421 int test_jit_info_table = FALSE;
1422 #endif
1423 #ifdef HOST_WIN32
1424 int mixed_mode = FALSE;
1425 #endif
1426
1427 #ifdef MOONLIGHT
1428 #ifndef HOST_WIN32
1429 /* stdout defaults to block buffering if it's not writing to a terminal, which
1430 * happens with our test harness: we redirect stdout to capture it. Force line
1431 * buffering in all cases. */
1432 setlinebuf (stdout);
1433 #endif
1434 #endif
1435
1436 setlocale (LC_ALL, "");
1437
1438 if (getenv ("MONO_NO_SMP"))
1439 mono_set_use_smp (FALSE);
1440
1441 if (!g_thread_supported ())
1442 g_thread_init (NULL);
1443
1444 g_log_set_always_fatal (G_LOG_LEVEL_ERROR);
1445 g_log_set_fatal_mask (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR);
1446
1447 opt = parse_optimizations (NULL);
1448
1449 for (i = 1; i < argc; ++i) {
1450 if (argv [i] [0] != '-')
1451 break;
1452 if (strcmp (argv [i], "--regression") == 0) {
1453 action = DO_REGRESSION;
1454 } else if (strcmp (argv [i], "--verbose") == 0 || strcmp (argv [i], "-v") == 0) {
1455 mini_verbose++;
1456 } else if (strcmp (argv [i], "--version") == 0 || strcmp (argv [i], "-V") == 0) {
1457 char *build = mono_get_runtime_build_info ();
1458 char *gc_descr;
1459
1460 g_print ("Mono JIT compiler version %s\nCopyright (C) 2002-2012 Novell, Inc, Xamarin Inc and Contributors. www.mono-project.com\n", build);
1461 g_free (build);
1462 g_print (info);
1463 gc_descr = mono_gc_get_description ();
1464 g_print ("\tGC: %s\n", gc_descr);
1465 g_free (gc_descr);
1466 if (mini_verbose) {
1467 const char *cerror;
1468 const char *clibpath;
1469 mono_init ("mono");
1470 cerror = mono_check_corlib_version ();
1471 clibpath = mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown";
1472 if (cerror) {
1473 g_print ("The currently installed mscorlib doesn't match this runtime version.\n");
1474 g_print ("The error is: %s\n", cerror);
1475 g_print ("mscorlib.dll loaded at: %s\n", clibpath);
1476 return 1;
1477 }
1478 }
1479 return 0;
1480 } else if (strcmp (argv [i], "--help") == 0 || strcmp (argv [i], "-h") == 0) {
1481 mini_usage ();
1482 return 0;
1483 } else if (strcmp (argv [i], "--help-trace") == 0){
1484 mini_trace_usage ();
1485 return 0;
1486 } else if (strcmp (argv [i], "--help-devel") == 0){
1487 mini_usage_jitdeveloper ();
1488 return 0;
1489 } else if (strcmp (argv [i], "--help-debug") == 0){
1490 mini_debug_usage ();
1491 return 0;
1492 } else if (strcmp (argv [i], "--list-opt") == 0){
1493 mini_usage_list_opt ();
1494 return 0;
1495 } else if (strncmp (argv [i], "--statfile", 10) == 0) {
1496 if (i + 1 >= argc){
1497 fprintf (stderr, "error: --statfile requires a filename argument\n");
1498 return 1;
1499 }
1500 mini_stats_fd = fopen (argv [++i], "w+");
1501 } else if (strncmp (argv [i], "--optimize=", 11) == 0) {
1502 opt = parse_optimizations (argv [i] + 11);
1503 } else if (strncmp (argv [i], "-O=", 3) == 0) {
1504 opt = parse_optimizations (argv [i] + 3);
1505 } else if (strcmp (argv [i], "--gc=sgen") == 0) {
1506 if (!strcmp (mono_gc_get_gc_name (), "boehm")) {
1507 GString *path = g_string_new (argv [0]);
1508 g_string_append (path, "-sgen");
1509 argv [0] = path->str;
1510 #ifdef HAVE_EXECVP
1511 execvp (path->str, argv);
1512 #else
1513 fprintf (stderr, "Error: --gc=<NAME> option not supported on this platform.\n");
1514 #endif
1515 }
1516 } else if (strcmp (argv [i], "--gc=boehm") == 0) {
1517 if (!strcmp (mono_gc_get_gc_name (), "sgen")) {
1518 char *copy = g_strdup (argv [0]);
1519 char *p = strstr (copy, "-sgen");
1520 if (p == NULL){
1521 fprintf (stderr, "Error, this process is not named mono-sgen and the command line option --boehm was passed");
1522 exit (1);
1523 }
1524 *p = 0;
1525 argv [0] = p;
1526 #ifdef HAVE_EXECVP
1527 execvp (p, argv);
1528 #else
1529 fprintf (stderr, "Error: --gc=<NAME> option not supported on this platform.\n");
1530 #endif
1531 }
1532 } else if (strcmp (argv [i], "--config") == 0) {
1533 if (i +1 >= argc){
1534 fprintf (stderr, "error: --config requires a filename argument\n");
1535 return 1;
1536 }
1537 config_file = argv [++i];
1538 #ifdef HOST_WIN32
1539 } else if (strcmp (argv [i], "--mixed-mode") == 0) {
1540 mixed_mode = TRUE;
1541 #endif
1542 } else if (strcmp (argv [i], "--ncompile") == 0) {
1543 if (i + 1 >= argc){
1544 fprintf (stderr, "error: --ncompile requires an argument\n");
1545 return 1;
1546 }
1547 count = atoi (argv [++i]);
1548 action = DO_BENCH;
1549 } else if (strcmp (argv [i], "--trace") == 0) {
1550 trace_options = (char*)"";
1551 } else if (strncmp (argv [i], "--trace=", 8) == 0) {
1552 trace_options = &argv [i][8];
1553 } else if (strcmp (argv [i], "--breakonex") == 0) {
1554 MonoDebugOptions *opt = mini_get_debug_options ();
1555
1556 opt->break_on_exc = TRUE;
1557 } else if (strcmp (argv [i], "--break") == 0) {
1558 if (i+1 >= argc){
1559 fprintf (stderr, "Missing method name in --break command line option\n");
1560 return 1;
1561 }
1562
1563 if (!mono_debugger_insert_breakpoint (argv [++i], FALSE))
1564 fprintf (stderr, "Error: invalid method name '%s'\n", argv [i]);
1565 } else if (strcmp (argv [i], "--break-at-bb") == 0) {
1566 if (i + 2 >= argc) {
1567 fprintf (stderr, "Missing method name or bb num in --break-at-bb command line option.");
1568 return 1;
1569 }
1570 mono_break_at_bb_method = mono_method_desc_new (argv [++i], TRUE);
1571 if (mono_break_at_bb_method == NULL) {
1572 fprintf (stderr, "Method name is in a bad format in --break-at-bb command line option.");
1573 return 1;
1574 }
1575 mono_break_at_bb_bb_num = atoi (argv [++i]);
1576 } else if (strcmp (argv [i], "--inject-async-exc") == 0) {
1577 if (i + 2 >= argc) {
1578 fprintf (stderr, "Missing method name or position in --inject-async-exc command line option\n");
1579 return 1;
1580 }
1581 mono_inject_async_exc_method = mono_method_desc_new (argv [++i], TRUE);
1582 if (mono_inject_async_exc_method == NULL) {
1583 fprintf (stderr, "Method name is in a bad format in --inject-async-exc command line option\n");
1584 return 1;
1585 }
1586 mono_inject_async_exc_pos = atoi (argv [++i]);
1587 } else if (strcmp (argv [i], "--verify-all") == 0) {
1588 mono_verifier_enable_verify_all ();
1589 } else if (strcmp (argv [i], "--full-aot") == 0) {
1590 mono_aot_only = TRUE;
1591 } else if (strcmp (argv [i], "--print-vtable") == 0) {
1592 mono_print_vtable = TRUE;
1593 } else if (strcmp (argv [i], "--stats") == 0) {
1594 mono_counters_enable (-1);
1595 mono_stats.enabled = TRUE;
1596 mono_jit_stats.enabled = TRUE;
1597 #ifndef DISABLE_AOT
1598 } else if (strcmp (argv [i], "--aot") == 0) {
1599 error_if_aot_unsupported ();
1600 mono_compile_aot = TRUE;
1601 } else if (strncmp (argv [i], "--aot=", 6) == 0) {
1602 error_if_aot_unsupported ();
1603 mono_compile_aot = TRUE;
1604 aot_options = &argv [i][6];
1605 #endif
1606 } else if (strncmp (argv [i], "--compile-all=", 14) == 0) {
1607 action = DO_COMPILE;
1608 recompilation_times = atoi (argv [i] + 14);
1609 } else if (strcmp (argv [i], "--compile-all") == 0) {
1610 action = DO_COMPILE;
1611 } else if (strncmp (argv [i], "--runtime=", 10) == 0) {
1612 forced_version = &argv [i][10];
1613 } else if (strcmp (argv [i], "--jitmap") == 0) {
1614 mono_enable_jit_map ();
1615 } else if (strcmp (argv [i], "--profile") == 0) {
1616 enable_profile = TRUE;
1617 profile_options = NULL;
1618 } else if (strncmp (argv [i], "--profile=", 10) == 0) {
1619 enable_profile = TRUE;
1620 profile_options = argv [i] + 10;
1621 } else if (strncmp (argv [i], "--agent=", 8) == 0) {
1622 if (agents == NULL)
1623 agents = g_ptr_array_new ();
1624 g_ptr_array_add (agents, argv [i] + 8);
1625 } else if (strncmp (argv [i], "--attach=", 9) == 0) {
1626 attach_options = argv [i] + 9;
1627 } else if (strcmp (argv [i], "--compile") == 0) {
1628 if (i + 1 >= argc){
1629 fprintf (stderr, "error: --compile option requires a method name argument\n");
1630 return 1;
1631 }
1632
1633 mname = argv [++i];
1634 action = DO_BENCH;
1635 } else if (strncmp (argv [i], "--graph=", 8) == 0) {
1636 if (i + 1 >= argc){
1637 fprintf (stderr, "error: --graph option requires a method name argument\n");
1638 return 1;
1639 }
1640
1641 mono_graph_options = mono_parse_graph_options (argv [i] + 8);
1642 mname = argv [++i];
1643 action = DO_DRAW;
1644 } else if (strcmp (argv [i], "--graph") == 0) {
1645 if (i + 1 >= argc){
1646 fprintf (stderr, "error: --graph option requires a method name argument\n");
1647 return 1;
1648 }
1649
1650 mname = argv [++i];
1651 mono_graph_options = MONO_GRAPH_CFG;
1652 action = DO_DRAW;
1653 } else if (strcmp (argv [i], "--debug") == 0) {
1654 enable_debugging = TRUE;
1655 } else if (strncmp (argv [i], "--debug=", 8) == 0) {
1656 enable_debugging = TRUE;
1657 if (!parse_debug_options (argv [i] + 8))
1658 return 1;
1659 } else if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1660 MonoDebugOptions *opt = mini_get_debug_options ();
1661
1662 mono_debugger_agent_parse_options (argv [i] + 17);
1663 opt->mdb_optimizations = TRUE;
1664 enable_debugging = TRUE;
1665 } else if (strcmp (argv [i], "--security") == 0) {
1666 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1667 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1668 mono_activate_security_manager ();
1669 } else if (strncmp (argv [i], "--security=", 11) == 0) {
1670 if (strcmp (argv [i] + 11, "temporary-smcs-hack") == 0) {
1671 mono_security_set_mode (MONO_SECURITY_MODE_SMCS_HACK);
1672 } else if (strcmp (argv [i] + 11, "core-clr") == 0) {
1673 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1674 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1675 } else if (strcmp (argv [i] + 11, "core-clr-test") == 0) {
1676 /* fixme should we enable verifiable code here?*/
1677 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1678 mono_security_core_clr_test = TRUE;
1679 } else if (strcmp (argv [i] + 11, "cas") == 0){
1680 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1681 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1682 mono_activate_security_manager ();
1683 } else if (strcmp (argv [i] + 11, "validil") == 0) {
1684 mono_verifier_set_mode (MONO_VERIFIER_MODE_VALID);
1685 } else if (strcmp (argv [i] + 11, "verifiable") == 0) {
1686 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1687 } else {
1688 fprintf (stderr, "error: --security= option has invalid argument (cas, core-clr, verifiable or validil)\n");
1689 return 1;
1690 }
1691 } else if (strcmp (argv [i], "--desktop") == 0) {
1692 mono_gc_set_desktop_mode ();
1693 /* Put desktop-specific optimizations here */
1694 } else if (strcmp (argv [i], "--server") == 0){
1695 /* Put server-specific optimizations here */
1696 } else if (strcmp (argv [i], "--inside-mdb") == 0) {
1697 action = DO_DEBUGGER;
1698 } else if (strncmp (argv [i], "--wapi=", 7) == 0) {
1699 if (strcmp (argv [i] + 7, "hps") == 0) {
1700 return mini_wapi_hps (argc - i, argv + i);
1701 } else if (strcmp (argv [i] + 7, "semdel") == 0) {
1702 return mini_wapi_semdel (argc - i, argv + i);
1703 } else if (strcmp (argv [i] + 7, "seminfo") == 0) {
1704 return mini_wapi_seminfo (argc - i, argv + i);
1705 } else {
1706 fprintf (stderr, "Invalid --wapi suboption: '%s'\n", argv [i]);
1707 return 1;
1708 }
1709 } else if (strcmp (argv [i], "--no-x86-stack-align") == 0) {
1710 mono_do_x86_stack_align = FALSE;
1711 #ifdef MONO_JIT_INFO_TABLE_TEST
1712 } else if (strcmp (argv [i], "--test-jit-info-table") == 0) {
1713 test_jit_info_table = TRUE;
1714 #endif
1715 } else if (strcmp (argv [i], "--llvm") == 0) {
1716 #ifndef MONO_ARCH_LLVM_SUPPORTED
1717 fprintf (stderr, "Mono Warning: --llvm not supported on this platform.\n");
1718 #else
1719 mono_use_llvm = TRUE;
1720 #endif
1721 } else if (strcmp (argv [i], "--nollvm") == 0){
1722 mono_use_llvm = FALSE;
1723 #ifdef __native_client_codegen__
1724 } else if (strcmp (argv [i], "--nacl-align-mask-off") == 0){
1725 nacl_align_byte = -1; /* 0xff */
1726 #endif
1727 #ifdef __native_client__
1728 } else if (strcmp (argv [i], "--nacl-mono-path") == 0){
1729 nacl_mono_path = g_strdup(argv[++i]);
1730 #endif
1731 } else {
1732 fprintf (stderr, "Unknown command line option: '%s'\n", argv [i]);
1733 return 1;
1734 }
1735 }
1736
1737 #ifdef __native_client_codegen__
1738 if (getenv ("MONO_NACL_ALIGN_MASK_OFF"))
1739 {
1740 nacl_align_byte = -1; /* 0xff */
1741 }
1742 #endif
1743
1744 if (!argv [i]) {
1745 mini_usage ();
1746 return 1;
1747 }
1748
1749 if (getenv ("MONO_XDEBUG"))
1750 enable_debugging = TRUE;
1751
1752 #ifdef MONO_CROSS_COMPILE
1753 if (!mono_compile_aot) {
1754 fprintf (stderr, "This mono runtime is compiled for cross-compiling. Only the --aot option is supported.\n");
1755 exit (1);
1756 }
1757 #if SIZEOF_VOID_P == 8 && defined(TARGET_ARM)
1758 fprintf (stderr, "Can't cross-compile on 64 bit platforms to arm.\n");
1759 exit (1);
1760 #endif
1761 #endif
1762
1763 if ((action == DO_EXEC) && mono_debug_using_mono_debugger ())
1764 action = DO_DEBUGGER;
1765
1766 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1767 g_set_prgname (argv[i]);
1768 }
1769
1770 if (enable_profile)
1771 mono_profiler_load (profile_options);
1772
1773 mono_attach_parse_options (attach_options);
1774
1775 if (trace_options != NULL){
1776 /*
1777 * Need to call this before mini_init () so we can trace methods
1778 * compiled there too.
1779 */
1780 mono_jit_trace_calls = mono_trace_parse_options (trace_options);
1781 if (mono_jit_trace_calls == NULL)
1782 exit (1);
1783 }
1784
1785 #ifdef DISABLE_JIT
1786 if (!mono_aot_only) {
1787 fprintf (stderr, "This runtime has been configured with --enable-minimal=jit, so the --full-aot command line option is required.\n");
1788 exit (1);
1789 }
1790 #endif
1791
1792 if (action == DO_DEBUGGER) {
1793 enable_debugging = TRUE;
1794
1795 #ifdef MONO_DEBUGGER_SUPPORTED
1796 mono_debug_init (MONO_DEBUG_FORMAT_DEBUGGER);
1797 #else
1798 g_print ("The Mono Debugger is not supported on this platform.\n");
1799 return 1;
1800 #endif
1801 } else if (enable_debugging)
1802 mono_debug_init (MONO_DEBUG_FORMAT_MONO);
1803
1804 #ifdef MONO_DEBUGGER_SUPPORTED
1805 if (enable_debugging) {
1806 if ((opt & MONO_OPT_GSHARED) == 0)
1807 mini_debugger_set_attach_ok ();
1808 }
1809 #endif
1810
1811 #ifdef HOST_WIN32
1812 if (mixed_mode)
1813 mono_load_coree (argv [i]);
1814 #endif
1815
1816 mono_set_defaults (mini_verbose, opt);
1817 domain = mini_init (argv [i], forced_version);
1818
1819 mono_gc_set_stack_end (&domain);
1820
1821 if (agents) {
1822 int i;
1823
1824 for (i = 0; i < agents->len; ++i) {
1825 int res = load_agent (domain, (char*)g_ptr_array_index (agents, i));
1826 if (res) {
1827 g_ptr_array_free (agents, TRUE);
1828 mini_cleanup (domain);
1829 return 1;
1830 }
1831 }
1832
1833 g_ptr_array_free (agents, TRUE);
1834 }
1835
1836 switch (action) {
1837 case DO_REGRESSION:
1838 if (mini_regression_list (mini_verbose, argc -i, argv + i)) {
1839 g_print ("Regression ERRORS!\n");
1840 mini_cleanup (domain);
1841 return 1;
1842 }
1843 mini_cleanup (domain);
1844 return 0;
1845 case DO_BENCH:
1846 if (argc - i != 1 || mname == NULL) {
1847 g_print ("Usage: mini --ncompile num --compile method assembly\n");
1848 mini_cleanup (domain);
1849 return 1;
1850 }
1851 aname = argv [i];
1852 break;
1853 case DO_COMPILE:
1854 if (argc - i != 1) {
1855 mini_usage ();
1856 mini_cleanup (domain);
1857 return 1;
1858 }
1859 aname = argv [i];
1860 break;
1861 case DO_DRAW:
1862 if (argc - i != 1 || mname == NULL) {
1863 mini_usage ();
1864 mini_cleanup (domain);
1865 return 1;
1866 }
1867 aname = argv [i];
1868 break;
1869 default:
1870 if (argc - i < 1) {
1871 mini_usage ();
1872 mini_cleanup (domain);
1873 return 1;
1874 }
1875 aname = argv [i];
1876 break;
1877 }
1878
1879 /* Parse gac loading options before loading assemblies. */
1880 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1881 mono_config_parse (config_file);
1882 }
1883
1884 #ifdef MONO_JIT_INFO_TABLE_TEST
1885 if (test_jit_info_table)
1886 jit_info_table_test (domain);
1887 #endif
1888
1889 assembly = mono_assembly_open (aname, &open_status);
1890 if (!assembly) {
1891 fprintf (stderr, "Cannot open assembly '%s': %s.\n", aname, mono_image_strerror (open_status));
1892 mini_cleanup (domain);
1893 return 2;
1894 }
1895
1896 if (trace_options != NULL)
1897 mono_trace_set_assembly (assembly);
1898
1899 if (mono_compile_aot || action == DO_EXEC) {
1900 const char *error;
1901
1902 //mono_set_rootdir ();
1903
1904 error = mono_check_corlib_version ();
1905 if (error) {
1906 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
1907 fprintf (stderr, "Loaded from: %s\n",
1908 mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown");
1909 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
1910 exit (1);
1911 }
1912
1913 #ifdef HOST_WIN32
1914 /* Detach console when executing IMAGE_SUBSYSTEM_WINDOWS_GUI on win32 */
1915 if (!enable_debugging && !mono_compile_aot && ((MonoCLIImageInfo*)(mono_assembly_get_image (assembly)->image_info))->cli_header.nt.pe_subsys_required == IMAGE_SUBSYSTEM_WINDOWS_GUI)
1916 FreeConsole ();
1917 #endif
1918
1919 main_args.domain = domain;
1920 main_args.file = aname;
1921 main_args.argc = argc - i;
1922 main_args.argv = argv + i;
1923 main_args.opts = opt;
1924 main_args.aot_options = aot_options;
1925 #if RUN_IN_SUBTHREAD
1926 mono_runtime_exec_managed_code (domain, main_thread_handler, &main_args);
1927 #else
1928 main_thread_handler (&main_args);
1929 mono_thread_manage ();
1930 #endif
1931
1932 /*
1933 * On unix, WaitForMultipleObjects for threads is implemented by waiting on
1934 * a cond variable, which is set by the thread when it exits _mono code_,
1935 * but it could still be running libc code. On amd64, the libc thread exit
1936 * code does a stack unwind, and if it encounters a frame pointing to native
1937 * code which is in memory which is no longer mapped (because the runtime has
1938 * shut down), it will crash:
1939 * http://mail-archives.apache.org/mod_mbox/harmony-dev/200801.mbox/%3C200801130327.41572.gshimansky@apache.org%3E
1940 * Testcase: tests/main-exit-background-change.exe.
1941 * Testcase: test/main-returns-background-abort-resetabort.exe.
1942 * To make this race less frequent, we avoid freeing the global code manager.
1943 * Since mono_main () is hopefully only used by the runtime executable, this
1944 * will only cause a shutdown leak. This workaround also has the advantage
1945 * that it can be back-ported to 2.0 safely.
1946 * FIXME: Fix this properly by waiting for threads to really exit using
1947 * pthread_join (). This cannot be done currently as the io-layer calls
1948 * pthread_detach ().
1949 *
1950 * This used to be an amd64 only crash, but it looks like now most glibc targets do unwinding
1951 * that requires reading the target code.
1952 */
1953 #ifdef __linux__
1954 mono_dont_free_global_codeman = TRUE;
1955 #endif
1956
1957 mini_cleanup (domain);
1958
1959 /* Look up return value from System.Environment.ExitCode */
1960 i = mono_environment_exitcode_get ();
1961 return i;
1962 } else if (action == DO_COMPILE) {
1963 compile_all_methods (assembly, mini_verbose, opt, recompilation_times);
1964 mini_cleanup (domain);
1965 return 0;
1966 } else if (action == DO_DEBUGGER) {
1967 #ifdef MONO_DEBUGGER_SUPPORTED
1968 const char *error;
1969
1970 error = mono_check_corlib_version ();
1971 if (error) {
1972 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
1973 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
1974 exit (1);
1975 }
1976
1977 mini_debugger_main (domain, assembly, argc - i, argv + i);
1978 mini_cleanup (domain);
1979 return 0;
1980 #else
1981 return 1;
1982 #endif
1983 }
1984 desc = mono_method_desc_new (mname, 0);
1985 if (!desc) {
1986 g_print ("Invalid method name %s\n", mname);
1987 mini_cleanup (domain);
1988 return 3;
1989 }
1990 method = mono_method_desc_search_in_image (desc, mono_assembly_get_image (assembly));
1991 if (!method) {
1992 g_print ("Cannot find method %s\n", mname);
1993 mini_cleanup (domain);
1994 return 3;
1995 }
1996
1997 #ifndef DISABLE_JIT
1998 if (action == DO_DRAW) {
1999 int part = 0;
2000
2001 switch (mono_graph_options) {
2002 case MONO_GRAPH_DTREE:
2003 part = 1;
2004 opt |= MONO_OPT_LOOP;
2005 break;
2006 case MONO_GRAPH_CFG_CODE:
2007 part = 1;
2008 break;
2009 case MONO_GRAPH_CFG_SSA:
2010 part = 2;
2011 break;
2012 case MONO_GRAPH_CFG_OPTCODE:
2013 part = 3;
2014 break;
2015 default:
2016 break;
2017 }
2018
2019 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
2020 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
2021 MonoMethod *nm;
2022 nm = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
2023 cfg = mini_method_compile (nm, opt, mono_get_root_domain (), FALSE, FALSE, part);
2024 }
2025 else
2026 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, part);
2027 if ((mono_graph_options & MONO_GRAPH_CFG_SSA) && !(cfg->comp_done & MONO_COMP_SSA)) {
2028 g_warning ("no SSA info available (use -O=deadce)");
2029 return 1;
2030 }
2031 mono_draw_graph (cfg, mono_graph_options);
2032 mono_destroy_compile (cfg);
2033
2034 } else if (action == DO_BENCH) {
2035 if (mini_stats_fd) {
2036 const char *n;
2037 double no_opt_time = 0.0;
2038 GTimer *timer = g_timer_new ();
2039 fprintf (mini_stats_fd, "$stattitle = \'Compilations times for %s\';\n",
2040 mono_method_full_name (method, TRUE));
2041 fprintf (mini_stats_fd, "@data = (\n");
2042 fprintf (mini_stats_fd, "[");
2043 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
2044 opt = opt_sets [i];
2045 n = opt_descr (opt);
2046 if (!n [0])
2047 n = "none";
2048 fprintf (mini_stats_fd, "\"%s\",", n);
2049 }
2050 fprintf (mini_stats_fd, "],\n[");
2051
2052 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
2053 int j;
2054 double elapsed;
2055 opt = opt_sets [i];
2056 g_timer_start (timer);
2057 for (j = 0; j < count; ++j) {
2058 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2059 mono_destroy_compile (cfg);
2060 }
2061 g_timer_stop (timer);
2062 elapsed = g_timer_elapsed (timer, NULL);
2063 if (!opt)
2064 no_opt_time = elapsed;
2065 fprintf (mini_stats_fd, "%f, ", elapsed);
2066 }
2067 fprintf (mini_stats_fd, "]");
2068 if (no_opt_time > 0.0) {
2069 fprintf (mini_stats_fd, ", \n[");
2070 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++)
2071 fprintf (mini_stats_fd, "%f,", no_opt_time);
2072 fprintf (mini_stats_fd, "]");
2073 }
2074 fprintf (mini_stats_fd, ");\n");
2075 } else {
2076 for (i = 0; i < count; ++i) {
2077 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
2078 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
2079 method = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
2080
2081 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2082 mono_destroy_compile (cfg);
2083 }
2084 }
2085 } else {
2086 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2087 mono_destroy_compile (cfg);
2088 }
2089 #endif
2090
2091 mini_cleanup (domain);
2092 return 0;
2093 }
2094
2095 MonoDomain *
2096 mono_jit_init (const char *file)
2097 {
2098 return mini_init (file, NULL);
2099 }
2100
2101 /**
2102 * mono_jit_init_version:
2103 * @domain_name: the name of the root domain
2104 * @runtime_version: the version of the runtime to load
2105 *
2106 * Use this version when you want to force a particular runtime
2107 * version to be used. By default Mono will pick the runtime that is
2108 * referenced by the initial assembly (specified in @file), this
2109 * routine allows programmers to specify the actual runtime to be used
2110 * as the initial runtime is inherited by all future assemblies loaded
2111 * (since Mono does not support having more than one mscorlib runtime
2112 * loaded at once).
2113 *
2114 * The @runtime_version can be one of these strings: "v1.1.4322" for
2115 * the 1.1 runtime or "v2.0.50727" for the 2.0 runtime.
2116 *
2117 * Returns: the MonoDomain representing the domain where the assembly
2118 * was loaded.
2119 */
2120 MonoDomain *
2121 mono_jit_init_version (const char *domain_name, const char *runtime_version)
2122 {
2123 return mini_init (domain_name, runtime_version);
2124 }
2125
2126 void
2127 mono_jit_cleanup (MonoDomain *domain)
2128 {
2129 mini_cleanup (domain);
2130 }
2131
2132 void
2133 mono_jit_set_aot_only (gboolean val)
2134 {
2135 mono_aot_only = val;
2136 }
2137
2138 /**
2139 * mono_jit_set_trace_options:
2140 * @options: string representing the trace options
2141 *
2142 * Set the options of the tracing engine. This function can be called before initializing
2143 * the mono runtime. See the --trace mono(1) manpage for the options format.
2144 *
2145 * Returns: #TRUE if the options where parsed and set correctly, #FALSE otherwise.
2146 */
2147 gboolean
2148 mono_jit_set_trace_options (const char* options)
2149 {
2150 MonoTraceSpec *trace_opt = mono_trace_parse_options (options);
2151 if (trace_opt == NULL)
2152 return FALSE;
2153 mono_jit_trace_calls = trace_opt;
2154 return TRUE;
2155 }
2156
2157 /**
2158 * mono_set_signal_chaining:
2159 *
2160 * Enable/disable signal chaining. This should be called before mono_jit_init ().
2161 * If signal chaining is enabled, the runtime saves the original signal handlers before
2162 * installing its own handlers, and calls the original ones in the following cases:
2163 * - a SIGSEGV/SIGABRT signal received while executing native (i.e. not JITted) code.
2164 * - SIGPROF
2165 * - SIGFPE
2166 * - SIGQUIT
2167 * - SIGUSR2
2168 * Signal chaining only works on POSIX platforms.
2169 */
2170 void
2171 mono_set_signal_chaining (gboolean chain_signals)
2172 {
2173 mono_do_signal_chaining = chain_signals;
2174 }
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