2 * driver.c: The new mono JIT compiler.
5 * Paolo Molaro (lupus@ximian.com)
6 * Dietmar Maurer (dietmar@ximian.com)
8 * (C) 2002-2003 Ximian, Inc.
9 * (C) 2003-2006 Novell, Inc.
14 #if HAVE_SCHED_SETAFFINITY
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"
57 #include "debugger-agent.h"
59 static FILE *mini_stats_fd = NULL;
61 static void mini_usage (void);
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 */
70 typedef void (*OptFunc) (const char *p);
73 #ifdef HAVE_ARRAY_ELEM_INIT
74 #define MSGSTRFIELD(line) MSGSTRFIELD1(line)
75 #define MSGSTRFIELD1(line) str##line
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"
82 #define OPTFLAG(id,shift,name,desc) name "\0" desc,
83 #include "optflags-def.h"
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"
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)))
95 #else /* !HAVE_ARRAY_ELEM_INIT */
101 #define OPTFLAG(id,shift,name,desc) {name,desc},
104 #include "optflags-def.h"
107 #define optflag_get_name(id) (opt_names [(id)].name)
108 #define optflag_get_desc(id) (opt_names [(id)].desc)
113 opt_funcs [sizeof (int) * 8] = {
117 #ifdef __native_client_codegen__
118 extern gint8 nacl_align_byte;
120 #ifdef __native_client__
121 extern char *nacl_mono_path;
124 #define DEFAULT_OPTIMIZATIONS ( \
125 MONO_OPT_PEEPHOLE | \
128 MONO_OPT_CONSPROP | \
129 MONO_OPT_COPYPROP | \
135 MONO_OPT_EXCEPTION | \
141 #define EXCLUDED_FROM_ALL (MONO_OPT_SHARED | MONO_OPT_PRECOMP | MONO_OPT_UNSAFE | MONO_OPT_GSHAREDVT)
144 parse_optimizations (const char* p)
146 /* the default value */
147 guint32 opt = DEFAULT_OPTIMIZATIONS;
152 /* call out to cpu detection code here that sets the defaults ... */
153 opt |= mono_arch_cpu_optimizations (&exclude);
165 for (i = 0; i < G_N_ELEMENTS (opt_names) && optflag_get_name (i); ++i) {
166 n = optflag_get_name (i);
168 if (strncmp (p, n, len) == 0) {
177 } else if (*p == '=') {
181 while (*p && *p++ != ',');
188 if (i == G_N_ELEMENTS (opt_names) || !optflag_get_name (i)) {
189 if (strncmp (p, "all", 3) == 0) {
193 opt = ~(EXCLUDED_FROM_ALL | exclude);
198 fprintf (stderr, "Invalid optimization name `%s'\n", p);
207 parse_debug_options (const char* p)
209 MonoDebugOptions *opt = mini_get_debug_options ();
213 fprintf (stderr, "Syntax error; expected debug option name\n");
217 if (!strncmp (p, "casts", 5)) {
218 opt->better_cast_details = TRUE;
220 } else if (!strncmp (p, "mdb-optimizations", 17)) {
221 opt->mdb_optimizations = TRUE;
223 } else if (!strncmp (p, "gdb", 3)) {
227 fprintf (stderr, "Invalid debug option `%s', use --help-debug for details\n", p);
234 fprintf (stderr, "Syntax error; expected debug option name\n");
245 const char desc [18];
246 MonoGraphOptions value;
249 static const GraphName
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}
258 static MonoGraphOptions
259 mono_parse_graph_options (const char* p)
264 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
265 n = graph_names [i].name;
267 if (strncmp (p, n, len) == 0)
268 return graph_names [i].value;
271 fprintf (stderr, "Invalid graph name provided: %s\n", p);
276 mono_parse_default_optimizations (const char* p)
280 opt = parse_optimizations (p);
285 opt_descr (guint32 flags) {
286 GString *str = g_string_new ("");
290 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i) {
291 if (flags & (1 << i)) {
293 g_string_append_c (str, ',');
294 g_string_append (str, optflag_get_name (i));
298 return g_string_free (str, FALSE);
308 #ifdef MONO_ARCH_SIMD_INTRINSICS
311 MONO_OPT_SIMD | MONO_OPT_SSE2,
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,
331 typedef int (*TestMethod) (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
342 mini_regression (MonoImage *image, int verbose, int *total_run)
344 guint32 i, opt, opt_flags;
348 int result, expected, failed, cfailed, run, code_size, total;
350 GTimer *timer = g_timer_new ();
351 MonoDomain *domain = mono_domain_get ();
354 mono_arch_cpu_optimizations (&exclude);
357 fprintf (mini_stats_fd, "$stattitle = \'Mono Benchmark Results (various optimizations)\';\n");
359 fprintf (mini_stats_fd, "$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);
366 fprintf (mini_stats_fd, " ");
367 fprintf (mini_stats_fd, "%s", n);
371 fprintf (mini_stats_fd, "));\n");
373 fprintf (mini_stats_fd, "@data = (\n");
374 fprintf (mini_stats_fd, "[");
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);
382 mono_class_init (method->klass);
384 if (!strncmp (method->name, "test_", 5) && mini_stats_fd) {
385 fprintf (mini_stats_fd, "\"%s\",", method->name);
389 fprintf (mini_stats_fd, "],\n");
394 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); ++opt) {
395 double elapsed, comp_time, start_time;
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);
402 cfailed = failed = run = code_size = 0;
403 comp_time = elapsed = 0.0;
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));
411 g_timer_start (timer);
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);
418 if (strncmp (method->name, "test_", 5) == 0) {
419 expected = atoi (method->name + 5);
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) {
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)))
433 func = (TestMethod)(gpointer)cfg->native_code;
434 func = (TestMethod)mono_create_ftnptr (mono_get_root_domain (), func);
436 if (result != expected) {
438 g_print ("Test '%s' failed result (got %d, expected %d).\n", method->name, result, expected);
440 code_size += cfg->code_len;
441 mono_destroy_compile (cfg);
446 g_print ("Test '%s' failed compilation.\n", method->name);
449 fprintf (mini_stats_fd, "%f, ",
450 g_timer_elapsed (timer, NULL) - start_time);
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);
461 g_print ("Results: total tests: %d, all pass \n", run);
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;
471 fprintf (mini_stats_fd, ");\n");
472 fflush (mini_stats_fd);
475 g_timer_destroy (timer);
480 mini_regression_list (int verbose, int count, char *images [])
482 int i, total, total_run, run;
485 total_run = total = 0;
486 for (i = 0; i < count; ++i) {
487 ass = mono_assembly_open (images [i], NULL);
489 g_warning ("failed to load assembly: %s", images [i]);
492 total += mini_regression (mono_assembly_get_image (ass), verbose, &run);
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);
499 g_print ("Overall results: tests: %d, 100%% pass, opt combinations: %d\n",
500 total_run, (int)G_N_ELEMENTS (opt_sets));
506 #ifdef MONO_JIT_INFO_TABLE_TEST
507 typedef struct _JitInfoData
512 struct _JitInfoData *next;
532 static int num_threads;
533 static ThreadData *thread_datas;
534 static MonoDomain *test_domain;
537 alloc_random_data (Region *region)
550 data = ®ion->data;
551 pos = random () % (region->num_datas + 1);
553 while (*data != NULL) {
557 data = &(*data)->next;
561 g_assert (*data == region->data);
563 g_assert (prev->next == *data);
566 prev_end = region->start;
568 prev_end = prev->start + prev->length;
571 next_start = region->start + region->length;
573 next_start = (*data)->start;
575 g_assert (prev_end <= next_start);
577 max_len = next_start - prev_end;
579 if (++num_retries >= 10)
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;
590 g_assert (d->start >= prev_end && d->start + d->length <= next_start);
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 */
607 choose_random_data (Region *region)
613 g_assert (region->num_datas > 0);
615 n = random () % region->num_datas;
617 for (d = ®ion->data, i = 0;
619 d = &(*d)->next, ++i)
626 choose_random_region (ThreadData *td)
628 return &td->regions [random () % td->num_regions];
632 choose_random_thread (void)
634 return &thread_datas [random () % num_threads];
638 free_jit_info_data (ThreadData *td, JitInfoData *free)
640 free->next = td->frees;
643 if (++td->num_frees >= 1000) {
646 for (i = 0; i < 500; ++i)
649 while (free->next != NULL) {
650 JitInfoData *next = free->next->next;
652 //g_free (free->next->ji);
661 #define NUM_THREADS 8
662 #define REGIONS_PER_THREAD 10
663 #define REGION_SIZE 0x10000
665 #define MAX_ADDR (REGION_SIZE * REGIONS_PER_THREAD * NUM_THREADS)
671 test_thread_func (ThreadData *td)
673 int mode = MODE_ALLOC;
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 */
684 if (td->num_datas == 0) {
687 } else if (modify_thread && random () % 1000 < 5) {
689 if (mode == MODE_ALLOC)
690 alloc = (random () % 100) < 70;
691 else if (mode == MODE_FREE)
692 alloc = (random () % 100) < 30;
696 /* modify threads sometimes look up their own jit infos */
697 if (modify_thread && random () % 10 < 5) {
698 Region *region = choose_random_region (td);
700 if (region->num_datas > 0) {
701 JitInfoData **data = choose_random_data (region);
702 guint pos = (*data)->start + random () % (*data)->length;
705 ji = mono_jit_info_table_find (domain, (char*)(gulong) pos);
707 g_assert (ji->cas_inited);
708 g_assert ((*data)->ji == ji);
711 int pos = random () % MAX_ADDR;
712 char *addr = (char*)(gulong) pos;
715 ji = mono_jit_info_table_find (domain, addr);
718 * FIXME: We are actually not allowed
719 * to do this. By the time we examine
720 * the ji another thread might already
724 g_assert (addr >= (char*)ji->code_start && addr < (char*)ji->code_start + ji->code_size);
730 JitInfoData *data = alloc_random_data (choose_random_region (td));
733 mono_jit_info_table_add (domain, data->ji);
738 Region *region = choose_random_region (td);
740 if (region->num_datas > 0) {
741 JitInfoData **data = choose_random_data (region);
744 mono_jit_info_table_remove (domain, (*data)->ji);
746 //(*data)->ji->cas_inited = 0; /* marks a free jit info */
749 *data = (*data)->next;
751 free_jit_info_data (td, free);
758 if (++i % 100000 == 0) {
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);
767 if (td->num_datas < 100)
769 else if (td->num_datas > 2000)
776 small_id_thread_func (gpointer arg)
778 MonoThread *thread = mono_thread_current ();
779 MonoThreadHazardPointers *hp = mono_hazard_pointer_get ();
781 g_print ("my small id is %d\n", (int)thread->small_id);
782 mono_hazard_pointer_clear (hp, 1);
784 g_print ("done %d\n", (int)thread->small_id);
789 jit_info_table_test (MonoDomain *domain)
793 g_print ("testing jit_info_table\n");
795 num_threads = NUM_THREADS;
796 thread_datas = g_new0 (ThreadData, num_threads);
798 for (i = 0; i < num_threads; ++i) {
801 thread_datas [i].num_regions = REGIONS_PER_THREAD;
802 thread_datas [i].regions = g_new0 (Region, REGIONS_PER_THREAD);
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;
810 test_domain = domain;
813 for (i = 0; i < 72; ++i)
814 mono_thread_create (domain, small_id_thread_func, NULL);
819 for (i = 0; i < num_threads; ++i)
820 mono_thread_create (domain, test_thread_func, &thread_datas [i]);
833 typedef struct CompileAllThreadArgs {
837 guint32 recompilation_times;
838 } CompileAllThreadArgs;
841 compile_all_methods_thread_main_inner (CompileAllThreadArgs *args)
843 MonoAssembly *ass = args->ass;
844 int verbose = args->verbose;
845 MonoImage *image = mono_assembly_get_image (ass);
848 int i, count = 0, fail_count = 0;
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;
854 if (mono_metadata_has_generic_params (image, token))
857 method = mono_get_method (image, token, NULL);
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))
866 if (method->klass->generic_container)
868 sig = mono_method_signature (method);
870 char * desc = mono_method_full_name (method, TRUE);
871 g_print ("Could not retrieve method signature for %s\n", desc);
877 if (sig->has_type_parameters)
882 char * desc = mono_method_full_name (method, TRUE);
883 g_print ("Compiling %d %s\n", count, desc);
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);
891 mono_destroy_compile (cfg);
899 compile_all_methods_thread_main (CompileAllThreadArgs *args)
902 for (i = 0; i < args->recompilation_times; ++i)
903 compile_all_methods_thread_main_inner (args);
907 compile_all_methods (MonoAssembly *ass, int verbose, guint32 opts, guint32 recompilation_times)
909 CompileAllThreadArgs args;
912 args.verbose = verbose;
914 args.recompilation_times = recompilation_times;
917 * Need to create a mono thread since compilation might trigger
918 * running of managed code.
920 mono_thread_create (mono_domain_get (), compile_all_methods_thread_main, &args);
922 mono_thread_manage ();
927 * @assembly: reference to an assembly
928 * @argc: argument count
929 * @argv: argument vector
931 * Start execution of a program.
934 mono_jit_exec (MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[])
936 MonoImage *image = mono_assembly_get_image (assembly);
938 guint32 entry = mono_image_get_entry_point (image);
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);
947 method = mono_get_method (image, entry, NULL);
949 g_print ("The entry point method could not be loaded\n");
950 mono_environment_exitcode_set (1);
954 return mono_runtime_run_main (method, argc, argv, NULL);
967 static void main_thread_handler (gpointer user_data)
969 MainThreadArgs *main_args = user_data;
970 MonoAssembly *assembly;
972 if (mono_compile_aot) {
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]);
979 fprintf (stderr, "Can not open image %s\n", main_args->argv [i]);
982 /* Check that the assembly loaded matches the filename */
984 MonoImageOpenStatus status;
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);
993 res = mono_compile_assembly (assembly, main_args->opts, main_args->aot_options);
995 fprintf (stderr, "AOT of image %s failed.\n", main_args->argv [i]);
1000 assembly = mono_domain_assembly_open (main_args->domain, main_args->file);
1002 fprintf (stderr, "Can not open image %s\n", main_args->file);
1007 * This must be done in a thread managed by mono since it can invoke
1010 if (main_args->opts & MONO_OPT_PRECOMP)
1011 mono_precompile_assemblies ();
1013 mono_jit_exec (main_args->domain, assembly, main_args->argc, main_args->argv);
1018 load_agent (MonoDomain *domain, char *desc)
1020 char* col = strchr (desc, ':');
1022 MonoAssembly *agent_assembly;
1026 MonoArray *main_args;
1028 MonoImageOpenStatus open_status;
1031 agent = g_memdup (desc, col - desc + 1);
1032 agent [col - desc] = '\0';
1035 agent = g_strdup (desc);
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));
1047 * Can't use mono_jit_exec (), as it sets things which might confuse the
1050 image = mono_assembly_get_image (agent_assembly);
1051 entry = mono_image_get_entry_point (image);
1053 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
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);
1065 mono_thread_set_main (mono_thread_current ());
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));
1071 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 0);
1077 /* Pass NULL as 'exc' so unhandled exceptions abort the runtime */
1078 mono_runtime_invoke (method, NULL, pa, NULL);
1084 mini_usage_jitdeveloper (void)
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"
1108 " --graph[=TYPE] METHOD Draws a graph of the specified method:\n");
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);
1116 mini_usage_list_opt (void)
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));
1128 "Usage is: mono [options] program [program-options]\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"
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 #ifndef DISABLE_SECURITY
1151 " --security[=mode] Turns on the unsupported security manager (off by default)\n"
1152 " mode is one of cas, core-clr, verifiable or validil\n"
1154 " --attach=OPTIONS Pass OPTIONS to the attach agent in the runtime.\n"
1155 " Currently the only supported option is 'disable'.\n"
1156 " --llvm, --nollvm Controls whenever the runtime uses LLVM to compile code.\n"
1157 " --gc=[sgen,boehm] Select SGen or Boehm GC (runs mono or mono-sgen)\n"
1159 " --mixed-mode Enable mixed-mode image support.\n"
1165 mini_trace_usage (void)
1168 "Tracing options:\n"
1169 " --trace[=EXPR] Trace every call, optional EXPR controls the scope\n"
1171 "EXPR is composed of:\n"
1172 " all All assemblies\n"
1173 " none No assemblies\n"
1174 " program Entry point assembly\n"
1175 " assembly Specifies an assembly\n"
1176 " wrapper All wrappers bridging native and managed code\n"
1177 " M:Type:Method Specifies a method\n"
1178 " N:Namespace Specifies a namespace\n"
1179 " T:Type Specifies a type\n"
1180 " E:Type Specifies stack traces for an exception type\n"
1181 " EXPR Includes expression\n"
1182 " -EXPR Excludes expression\n"
1183 " EXPR,EXPR Multiple expressions\n"
1184 " disabled Don't print any output until toggled via SIGUSR2\n");
1188 mini_debug_usage (void)
1191 "Debugging options:\n"
1192 " --debug[=OPTIONS] Enable debugging support, optional OPTIONS is a comma\n"
1193 " separated list of options\n"
1195 "OPTIONS is composed of:\n"
1196 " casts Enable more detailed InvalidCastException messages.\n"
1197 " mdb-optimizations Disable some JIT optimizations which are normally\n"
1198 " disabled when running inside the debugger.\n"
1199 " This is useful if you plan to attach to the running\n"
1200 " process with the debugger.\n");
1203 #if defined(MONO_ARCH_ARCHITECTURE)
1204 /* Redefine ARCHITECTURE to include more information */
1206 #define ARCHITECTURE MONO_ARCH_ARCHITECTURE
1209 static const char info[] =
1210 #ifdef HAVE_KW_THREAD
1214 #endif /* HAVE_KW_THREAD */
1215 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
1216 "\tSIGSEGV: altstack\n"
1218 "\tSIGSEGV: normal\n"
1221 "\tNotifications: epoll\n"
1222 #elif defined(HAVE_KQUEUE)
1223 "\tNotification: kqueue\n"
1225 "\tNotification: Thread + polling\n"
1227 "\tArchitecture: " ARCHITECTURE "\n"
1228 "\tDisabled: " DISABLED_FEATURES "\n"
1230 #ifdef MONO_SMALL_CONFIG
1233 #ifdef MONO_BIG_ARRAYS
1236 #ifdef MONO_DEBUGGER_SUPPORTED
1239 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && !defined(DISABLE_SOFT_DEBUG)
1243 #ifdef MONO_ARCH_LLVM_SUPPORTED
1245 "\tLLVM: yes(" LLVM_VERSION ")\n"
1247 "\tLLVM: supported, not enabled.\n"
1252 #ifndef MONO_ARCH_AOT_SUPPORTED
1253 #define error_if_aot_unsupported() do {fprintf (stderr, "AOT compilation is not supported on this platform.\n"); exit (1);} while (0)
1255 #define error_if_aot_unsupported()
1259 BOOL APIENTRY DllMain (HMODULE module_handle, DWORD reason, LPVOID reserved)
1262 if (!mono_gc_dllmain (module_handle, reason, reserved))
1267 case DLL_PROCESS_ATTACH:
1268 mono_install_runtime_load (mini_init);
1270 case DLL_PROCESS_DETACH:
1271 if (coree_module_handle)
1272 FreeLibrary (coree_module_handle);
1274 case DLL_THREAD_DETACH:
1275 mono_thread_info_dettach ();
1283 static gboolean enable_debugging;
1286 * mono_jit_parse_options:
1288 * Process the command line options in ARGV as done by the runtime executable.
1289 * This should be called before mono_jit_init ().
1292 mono_jit_parse_options (int argc, char * argv[])
1295 char *trace_options = NULL;
1296 int mini_verbose = 0;
1299 * Some options have no effect here, since they influence the behavior of
1303 /* FIXME: Avoid code duplication */
1304 for (i = 0; i < argc; ++i) {
1305 if (argv [i] [0] != '-')
1307 if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1308 MonoDebugOptions *opt = mini_get_debug_options ();
1310 mono_debugger_agent_parse_options (argv [i] + 17);
1311 opt->mdb_optimizations = TRUE;
1312 enable_debugging = TRUE;
1313 } else if (!strcmp (argv [i], "--soft-breakpoints")) {
1314 MonoDebugOptions *opt = mini_get_debug_options ();
1316 opt->soft_breakpoints = TRUE;
1317 opt->explicit_null_checks = TRUE;
1318 } else if (strncmp (argv [i], "--optimize=", 11) == 0) {
1319 guint32 opt = parse_optimizations (argv [i] + 11);
1320 mono_set_optimizations (opt);
1321 } else if (strncmp (argv [i], "-O=", 3) == 0) {
1322 guint32 opt = parse_optimizations (argv [i] + 3);
1323 mono_set_optimizations (opt);
1324 } else if (strcmp (argv [i], "--trace") == 0) {
1325 trace_options = (char*)"";
1326 } else if (strncmp (argv [i], "--trace=", 8) == 0) {
1327 trace_options = &argv [i][8];
1328 } else if (strcmp (argv [i], "--verbose") == 0 || strcmp (argv [i], "-v") == 0) {
1330 } else if (strcmp (argv [i], "--breakonex") == 0) {
1331 MonoDebugOptions *opt = mini_get_debug_options ();
1333 opt->break_on_exc = TRUE;
1334 } else if (strcmp (argv [i], "--stats") == 0) {
1335 mono_counters_enable (-1);
1336 mono_stats.enabled = TRUE;
1337 mono_jit_stats.enabled = TRUE;
1338 } else if (strcmp (argv [i], "--break") == 0) {
1340 fprintf (stderr, "Missing method name in --break command line option\n");
1344 if (!mono_debugger_insert_breakpoint (argv [++i], FALSE))
1345 fprintf (stderr, "Error: invalid method name '%s'\n", argv [i]);
1346 } else if (strcmp (argv [i], "--llvm") == 0) {
1347 #ifndef MONO_ARCH_LLVM_SUPPORTED
1348 fprintf (stderr, "Mono Warning: --llvm not supported on this platform.\n");
1350 mono_use_llvm = TRUE;
1353 fprintf (stderr, "Unsupported command line option: '%s'\n", argv [i]);
1358 if (trace_options != NULL) {
1360 * Need to call this before mini_init () so we can trace methods
1361 * compiled there too.
1363 mono_jit_trace_calls = mono_trace_parse_options (trace_options);
1364 if (mono_jit_trace_calls == NULL)
1369 mono_set_verbose_level (mini_verbose);
1373 mono_set_use_smp (int use_smp)
1375 #if HAVE_SCHED_SETAFFINITY
1377 unsigned long proc_mask = 1;
1378 #ifdef GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY
1379 sched_setaffinity (getpid(), (gpointer)&proc_mask);
1381 sched_setaffinity (getpid(), sizeof (unsigned long), (gpointer)&proc_mask);
1388 switch_gc (char* argv[], const char* target_gc)
1392 if (!strcmp (mono_gc_get_gc_name (), target_gc)) {
1396 path = g_string_new (argv [0]);
1398 /*Running mono without any argument*/
1399 if (strstr (argv [0], "-sgen"))
1400 g_string_truncate (path, path->len - 5);
1401 else if (strstr (argv [0], "-boehm"))
1402 g_string_truncate (path, path->len - 6);
1404 g_string_append_c (path, '-');
1405 g_string_append (path, target_gc);
1408 execvp (path->str, argv);
1410 fprintf (stderr, "Error: --gc=<NAME> option not supported on this platform.\n");
1416 * @argc: number of arguments in the argv array
1417 * @argv: array of strings containing the startup arguments
1419 * Launches the Mono JIT engine and parses all the command line options
1420 * in the same way that the mono command line VM would.
1423 mono_main (int argc, char* argv[])
1425 MainThreadArgs main_args;
1426 MonoAssembly *assembly;
1427 MonoMethodDesc *desc;
1431 MonoImageOpenStatus open_status;
1432 const char* aname, *mname = NULL;
1433 char *config_file = NULL;
1435 guint32 opt, action = DO_EXEC, recompilation_times = 1;
1436 MonoGraphOptions mono_graph_options = 0;
1437 int mini_verbose = 0;
1438 gboolean enable_profile = FALSE;
1439 char *trace_options = NULL;
1440 char *profile_options = NULL;
1441 char *aot_options = NULL;
1442 char *forced_version = NULL;
1443 GPtrArray *agents = NULL;
1444 char *attach_options = NULL;
1445 #ifdef MONO_JIT_INFO_TABLE_TEST
1446 int test_jit_info_table = FALSE;
1449 int mixed_mode = FALSE;
1451 #ifdef __native_client__
1452 gboolean nacl_null_checks_off = FALSE;
1457 /* stdout defaults to block buffering if it's not writing to a terminal, which
1458 * happens with our test harness: we redirect stdout to capture it. Force line
1459 * buffering in all cases. */
1460 setlinebuf (stdout);
1464 setlocale (LC_ALL, "");
1466 if (getenv ("MONO_NO_SMP"))
1467 mono_set_use_smp (FALSE);
1469 if (!g_thread_supported ())
1470 g_thread_init (NULL);
1472 g_log_set_always_fatal (G_LOG_LEVEL_ERROR);
1473 g_log_set_fatal_mask (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR);
1475 opt = parse_optimizations (NULL);
1477 for (i = 1; i < argc; ++i) {
1478 if (argv [i] [0] != '-')
1480 if (strcmp (argv [i], "--regression") == 0) {
1481 action = DO_REGRESSION;
1482 } else if (strcmp (argv [i], "--verbose") == 0 || strcmp (argv [i], "-v") == 0) {
1484 } else if (strcmp (argv [i], "--version") == 0 || strcmp (argv [i], "-V") == 0) {
1485 char *build = mono_get_runtime_build_info ();
1488 g_print ("Mono JIT compiler version %s\nCopyright (C) 2002-2012 Novell, Inc, Xamarin Inc and Contributors. www.mono-project.com\n", build);
1491 gc_descr = mono_gc_get_description ();
1492 g_print ("\tGC: %s\n", gc_descr);
1496 const char *clibpath;
1498 cerror = mono_check_corlib_version ();
1499 clibpath = mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown";
1501 g_print ("The currently installed mscorlib doesn't match this runtime version.\n");
1502 g_print ("The error is: %s\n", cerror);
1503 g_print ("mscorlib.dll loaded at: %s\n", clibpath);
1508 } else if (strcmp (argv [i], "--help") == 0 || strcmp (argv [i], "-h") == 0) {
1511 } else if (strcmp (argv [i], "--help-trace") == 0){
1512 mini_trace_usage ();
1514 } else if (strcmp (argv [i], "--help-devel") == 0){
1515 mini_usage_jitdeveloper ();
1517 } else if (strcmp (argv [i], "--help-debug") == 0){
1518 mini_debug_usage ();
1520 } else if (strcmp (argv [i], "--list-opt") == 0){
1521 mini_usage_list_opt ();
1523 } else if (strncmp (argv [i], "--statfile", 10) == 0) {
1525 fprintf (stderr, "error: --statfile requires a filename argument\n");
1528 mini_stats_fd = fopen (argv [++i], "w+");
1529 } else if (strncmp (argv [i], "--optimize=", 11) == 0) {
1530 opt = parse_optimizations (argv [i] + 11);
1531 } else if (strncmp (argv [i], "-O=", 3) == 0) {
1532 opt = parse_optimizations (argv [i] + 3);
1533 } else if (strcmp (argv [i], "--gc=sgen") == 0) {
1534 switch_gc (argv, "sgen");
1535 } else if (strcmp (argv [i], "--gc=boehm") == 0) {
1536 switch_gc (argv, "boehm");
1537 } else if (strcmp (argv [i], "--config") == 0) {
1539 fprintf (stderr, "error: --config requires a filename argument\n");
1542 config_file = argv [++i];
1544 } else if (strcmp (argv [i], "--mixed-mode") == 0) {
1547 } else if (strcmp (argv [i], "--ncompile") == 0) {
1549 fprintf (stderr, "error: --ncompile requires an argument\n");
1552 count = atoi (argv [++i]);
1554 } else if (strcmp (argv [i], "--trace") == 0) {
1555 trace_options = (char*)"";
1556 } else if (strncmp (argv [i], "--trace=", 8) == 0) {
1557 trace_options = &argv [i][8];
1558 } else if (strcmp (argv [i], "--breakonex") == 0) {
1559 MonoDebugOptions *opt = mini_get_debug_options ();
1561 opt->break_on_exc = TRUE;
1562 } else if (strcmp (argv [i], "--break") == 0) {
1564 fprintf (stderr, "Missing method name in --break command line option\n");
1568 if (!mono_debugger_insert_breakpoint (argv [++i], FALSE))
1569 fprintf (stderr, "Error: invalid method name '%s'\n", argv [i]);
1570 } else if (strcmp (argv [i], "--break-at-bb") == 0) {
1571 if (i + 2 >= argc) {
1572 fprintf (stderr, "Missing method name or bb num in --break-at-bb command line option.");
1575 mono_break_at_bb_method = mono_method_desc_new (argv [++i], TRUE);
1576 if (mono_break_at_bb_method == NULL) {
1577 fprintf (stderr, "Method name is in a bad format in --break-at-bb command line option.");
1580 mono_break_at_bb_bb_num = atoi (argv [++i]);
1581 } else if (strcmp (argv [i], "--inject-async-exc") == 0) {
1582 if (i + 2 >= argc) {
1583 fprintf (stderr, "Missing method name or position in --inject-async-exc command line option\n");
1586 mono_inject_async_exc_method = mono_method_desc_new (argv [++i], TRUE);
1587 if (mono_inject_async_exc_method == NULL) {
1588 fprintf (stderr, "Method name is in a bad format in --inject-async-exc command line option\n");
1591 mono_inject_async_exc_pos = atoi (argv [++i]);
1592 } else if (strcmp (argv [i], "--verify-all") == 0) {
1593 mono_verifier_enable_verify_all ();
1594 } else if (strcmp (argv [i], "--full-aot") == 0) {
1595 mono_aot_only = TRUE;
1596 } else if (strcmp (argv [i], "--print-vtable") == 0) {
1597 mono_print_vtable = TRUE;
1598 } else if (strcmp (argv [i], "--stats") == 0) {
1599 mono_counters_enable (-1);
1600 mono_stats.enabled = TRUE;
1601 mono_jit_stats.enabled = TRUE;
1603 } else if (strcmp (argv [i], "--aot") == 0) {
1604 error_if_aot_unsupported ();
1605 mono_compile_aot = TRUE;
1606 } else if (strncmp (argv [i], "--aot=", 6) == 0) {
1607 error_if_aot_unsupported ();
1608 mono_compile_aot = TRUE;
1609 aot_options = &argv [i][6];
1611 } else if (strncmp (argv [i], "--compile-all=", 14) == 0) {
1612 action = DO_COMPILE;
1613 recompilation_times = atoi (argv [i] + 14);
1614 } else if (strcmp (argv [i], "--compile-all") == 0) {
1615 action = DO_COMPILE;
1616 } else if (strncmp (argv [i], "--runtime=", 10) == 0) {
1617 forced_version = &argv [i][10];
1618 } else if (strcmp (argv [i], "--jitmap") == 0) {
1619 mono_enable_jit_map ();
1620 } else if (strcmp (argv [i], "--profile") == 0) {
1621 enable_profile = TRUE;
1622 profile_options = NULL;
1623 } else if (strncmp (argv [i], "--profile=", 10) == 0) {
1624 enable_profile = TRUE;
1625 profile_options = argv [i] + 10;
1626 } else if (strncmp (argv [i], "--agent=", 8) == 0) {
1628 agents = g_ptr_array_new ();
1629 g_ptr_array_add (agents, argv [i] + 8);
1630 } else if (strncmp (argv [i], "--attach=", 9) == 0) {
1631 attach_options = argv [i] + 9;
1632 } else if (strcmp (argv [i], "--compile") == 0) {
1634 fprintf (stderr, "error: --compile option requires a method name argument\n");
1640 } else if (strncmp (argv [i], "--graph=", 8) == 0) {
1642 fprintf (stderr, "error: --graph option requires a method name argument\n");
1646 mono_graph_options = mono_parse_graph_options (argv [i] + 8);
1649 } else if (strcmp (argv [i], "--graph") == 0) {
1651 fprintf (stderr, "error: --graph option requires a method name argument\n");
1656 mono_graph_options = MONO_GRAPH_CFG;
1658 } else if (strcmp (argv [i], "--debug") == 0) {
1659 enable_debugging = TRUE;
1660 } else if (strncmp (argv [i], "--debug=", 8) == 0) {
1661 enable_debugging = TRUE;
1662 if (!parse_debug_options (argv [i] + 8))
1664 } else if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1665 MonoDebugOptions *opt = mini_get_debug_options ();
1667 mono_debugger_agent_parse_options (argv [i] + 17);
1668 opt->mdb_optimizations = TRUE;
1669 enable_debugging = TRUE;
1670 } else if (strcmp (argv [i], "--security") == 0) {
1671 #ifndef DISABLE_SECURITY
1672 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1673 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1674 mono_activate_security_manager ();
1676 fprintf (stderr, "error: --security: not compiled with security manager support");
1679 } else if (strncmp (argv [i], "--security=", 11) == 0) {
1680 /* Note: temporary-smcs-hack, validil, and verifiable need to be
1681 accepted even if DISABLE_SECURITY is defined. */
1683 if (strcmp (argv [i] + 11, "temporary-smcs-hack") == 0) {
1684 mono_security_set_mode (MONO_SECURITY_MODE_SMCS_HACK);
1685 } else if (strcmp (argv [i] + 11, "core-clr") == 0) {
1686 #ifndef DISABLE_SECURITY
1687 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1688 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1690 fprintf (stderr, "error: --security: not compiled with CoreCLR support");
1693 } else if (strcmp (argv [i] + 11, "core-clr-test") == 0) {
1694 #ifndef DISABLE_SECURITY
1695 /* fixme should we enable verifiable code here?*/
1696 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1697 mono_security_core_clr_test = TRUE;
1699 fprintf (stderr, "error: --security: not compiled with CoreCLR support");
1702 } else if (strcmp (argv [i] + 11, "cas") == 0) {
1703 #ifndef DISABLE_SECURITY
1704 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1705 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1706 mono_activate_security_manager ();
1708 fprintf (stderr, "error: --security: not compiled with CAS support");
1711 } else if (strcmp (argv [i] + 11, "validil") == 0) {
1712 mono_verifier_set_mode (MONO_VERIFIER_MODE_VALID);
1713 } else if (strcmp (argv [i] + 11, "verifiable") == 0) {
1714 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1716 fprintf (stderr, "error: --security= option has invalid argument (cas, core-clr, verifiable or validil)\n");
1719 } else if (strcmp (argv [i], "--desktop") == 0) {
1720 mono_gc_set_desktop_mode ();
1721 /* Put desktop-specific optimizations here */
1722 } else if (strcmp (argv [i], "--server") == 0){
1723 /* Put server-specific optimizations here */
1724 } else if (strcmp (argv [i], "--inside-mdb") == 0) {
1725 action = DO_DEBUGGER;
1726 } else if (strncmp (argv [i], "--wapi=", 7) == 0) {
1727 if (strcmp (argv [i] + 7, "hps") == 0) {
1728 return mini_wapi_hps (argc - i, argv + i);
1729 } else if (strcmp (argv [i] + 7, "semdel") == 0) {
1730 return mini_wapi_semdel (argc - i, argv + i);
1731 } else if (strcmp (argv [i] + 7, "seminfo") == 0) {
1732 return mini_wapi_seminfo (argc - i, argv + i);
1734 fprintf (stderr, "Invalid --wapi suboption: '%s'\n", argv [i]);
1737 } else if (strcmp (argv [i], "--no-x86-stack-align") == 0) {
1738 mono_do_x86_stack_align = FALSE;
1739 #ifdef MONO_JIT_INFO_TABLE_TEST
1740 } else if (strcmp (argv [i], "--test-jit-info-table") == 0) {
1741 test_jit_info_table = TRUE;
1743 } else if (strcmp (argv [i], "--llvm") == 0) {
1744 #ifndef MONO_ARCH_LLVM_SUPPORTED
1745 fprintf (stderr, "Mono Warning: --llvm not supported on this platform.\n");
1747 mono_use_llvm = TRUE;
1749 } else if (strcmp (argv [i], "--nollvm") == 0){
1750 mono_use_llvm = FALSE;
1751 #ifdef __native_client_codegen__
1752 } else if (strcmp (argv [i], "--nacl-align-mask-off") == 0){
1753 nacl_align_byte = -1; /* 0xff */
1755 #ifdef __native_client__
1756 } else if (strcmp (argv [i], "--nacl-mono-path") == 0){
1757 nacl_mono_path = g_strdup(argv[++i]);
1758 } else if (strcmp (argv [i], "--nacl-null-checks-off") == 0){
1759 nacl_null_checks_off = TRUE;
1762 fprintf (stderr, "Unknown command line option: '%s'\n", argv [i]);
1767 #ifdef __native_client_codegen__
1768 if (getenv ("MONO_NACL_ALIGN_MASK_OFF"))
1770 nacl_align_byte = -1; /* 0xff */
1772 if (!nacl_null_checks_off) {
1773 MonoDebugOptions *opt = mini_get_debug_options ();
1774 opt->explicit_null_checks = TRUE;
1783 if (getenv ("MONO_XDEBUG"))
1784 enable_debugging = TRUE;
1786 #ifdef MONO_CROSS_COMPILE
1787 if (!mono_compile_aot) {
1788 fprintf (stderr, "This mono runtime is compiled for cross-compiling. Only the --aot option is supported.\n");
1791 #if SIZEOF_VOID_P == 8 && defined(TARGET_ARM)
1792 fprintf (stderr, "Can't cross-compile on 64 bit platforms to arm.\n");
1797 if ((action == DO_EXEC) && mono_debug_using_mono_debugger ())
1798 action = DO_DEBUGGER;
1800 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1801 g_set_prgname (argv[i]);
1805 mono_profiler_load (profile_options);
1807 mono_attach_parse_options (attach_options);
1809 if (trace_options != NULL){
1811 * Need to call this before mini_init () so we can trace methods
1812 * compiled there too.
1814 mono_jit_trace_calls = mono_trace_parse_options (trace_options);
1815 if (mono_jit_trace_calls == NULL)
1820 if (!mono_aot_only) {
1821 fprintf (stderr, "This runtime has been configured with --enable-minimal=jit, so the --full-aot command line option is required.\n");
1826 if (action == DO_DEBUGGER) {
1827 enable_debugging = TRUE;
1829 #ifdef MONO_DEBUGGER_SUPPORTED
1830 mono_debug_init (MONO_DEBUG_FORMAT_DEBUGGER);
1832 g_print ("The Mono Debugger is not supported on this platform.\n");
1835 } else if (enable_debugging)
1836 mono_debug_init (MONO_DEBUG_FORMAT_MONO);
1838 #ifdef MONO_DEBUGGER_SUPPORTED
1839 if (enable_debugging) {
1840 if ((opt & MONO_OPT_GSHARED) == 0)
1841 mini_debugger_set_attach_ok ();
1847 mono_load_coree (argv [i]);
1850 mono_set_defaults (mini_verbose, opt);
1851 domain = mini_init (argv [i], forced_version);
1853 mono_gc_set_stack_end (&domain);
1858 for (i = 0; i < agents->len; ++i) {
1859 int res = load_agent (domain, (char*)g_ptr_array_index (agents, i));
1861 g_ptr_array_free (agents, TRUE);
1862 mini_cleanup (domain);
1867 g_ptr_array_free (agents, TRUE);
1872 if (mini_regression_list (mini_verbose, argc -i, argv + i)) {
1873 g_print ("Regression ERRORS!\n");
1874 mini_cleanup (domain);
1877 mini_cleanup (domain);
1880 if (argc - i != 1 || mname == NULL) {
1881 g_print ("Usage: mini --ncompile num --compile method assembly\n");
1882 mini_cleanup (domain);
1888 if (argc - i != 1) {
1890 mini_cleanup (domain);
1896 if (argc - i != 1 || mname == NULL) {
1898 mini_cleanup (domain);
1906 mini_cleanup (domain);
1913 /* Parse gac loading options before loading assemblies. */
1914 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1915 mono_config_parse (config_file);
1918 #ifdef MONO_JIT_INFO_TABLE_TEST
1919 if (test_jit_info_table)
1920 jit_info_table_test (domain);
1923 assembly = mono_assembly_open (aname, &open_status);
1925 fprintf (stderr, "Cannot open assembly '%s': %s.\n", aname, mono_image_strerror (open_status));
1926 mini_cleanup (domain);
1930 if (trace_options != NULL)
1931 mono_trace_set_assembly (assembly);
1933 if (mono_compile_aot || action == DO_EXEC) {
1936 //mono_set_rootdir ();
1938 error = mono_check_corlib_version ();
1940 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
1941 fprintf (stderr, "Loaded from: %s\n",
1942 mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown");
1943 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
1948 /* Detach console when executing IMAGE_SUBSYSTEM_WINDOWS_GUI on win32 */
1949 if (!enable_debugging && !mono_compile_aot && ((MonoCLIImageInfo*)(mono_assembly_get_image (assembly)->image_info))->cli_header.nt.pe_subsys_required == IMAGE_SUBSYSTEM_WINDOWS_GUI)
1953 main_args.domain = domain;
1954 main_args.file = aname;
1955 main_args.argc = argc - i;
1956 main_args.argv = argv + i;
1957 main_args.opts = opt;
1958 main_args.aot_options = aot_options;
1959 #if RUN_IN_SUBTHREAD
1960 mono_runtime_exec_managed_code (domain, main_thread_handler, &main_args);
1962 main_thread_handler (&main_args);
1963 mono_thread_manage ();
1967 * On unix, WaitForMultipleObjects for threads is implemented by waiting on
1968 * a cond variable, which is set by the thread when it exits _mono code_,
1969 * but it could still be running libc code. On amd64, the libc thread exit
1970 * code does a stack unwind, and if it encounters a frame pointing to native
1971 * code which is in memory which is no longer mapped (because the runtime has
1972 * shut down), it will crash:
1973 * http://mail-archives.apache.org/mod_mbox/harmony-dev/200801.mbox/%3C200801130327.41572.gshimansky@apache.org%3E
1974 * Testcase: tests/main-exit-background-change.exe.
1975 * Testcase: test/main-returns-background-abort-resetabort.exe.
1976 * To make this race less frequent, we avoid freeing the global code manager.
1977 * Since mono_main () is hopefully only used by the runtime executable, this
1978 * will only cause a shutdown leak. This workaround also has the advantage
1979 * that it can be back-ported to 2.0 safely.
1980 * FIXME: Fix this properly by waiting for threads to really exit using
1981 * pthread_join (). This cannot be done currently as the io-layer calls
1982 * pthread_detach ().
1984 * This used to be an amd64 only crash, but it looks like now most glibc targets do unwinding
1985 * that requires reading the target code.
1987 #if defined( __linux__ ) || defined( __native_client__ )
1988 mono_dont_free_global_codeman = TRUE;
1991 mini_cleanup (domain);
1993 /* Look up return value from System.Environment.ExitCode */
1994 i = mono_environment_exitcode_get ();
1996 } else if (action == DO_COMPILE) {
1997 compile_all_methods (assembly, mini_verbose, opt, recompilation_times);
1998 mini_cleanup (domain);
2000 } else if (action == DO_DEBUGGER) {
2001 #ifdef MONO_DEBUGGER_SUPPORTED
2004 error = mono_check_corlib_version ();
2006 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
2007 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
2011 mini_debugger_main (domain, assembly, argc - i, argv + i);
2012 mini_cleanup (domain);
2018 desc = mono_method_desc_new (mname, 0);
2020 g_print ("Invalid method name %s\n", mname);
2021 mini_cleanup (domain);
2024 method = mono_method_desc_search_in_image (desc, mono_assembly_get_image (assembly));
2026 g_print ("Cannot find method %s\n", mname);
2027 mini_cleanup (domain);
2032 if (action == DO_DRAW) {
2035 switch (mono_graph_options) {
2036 case MONO_GRAPH_DTREE:
2038 opt |= MONO_OPT_LOOP;
2040 case MONO_GRAPH_CFG_CODE:
2043 case MONO_GRAPH_CFG_SSA:
2046 case MONO_GRAPH_CFG_OPTCODE:
2053 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
2054 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
2056 nm = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
2057 cfg = mini_method_compile (nm, opt, mono_get_root_domain (), FALSE, FALSE, part);
2060 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, part);
2061 if ((mono_graph_options & MONO_GRAPH_CFG_SSA) && !(cfg->comp_done & MONO_COMP_SSA)) {
2062 g_warning ("no SSA info available (use -O=deadce)");
2065 mono_draw_graph (cfg, mono_graph_options);
2066 mono_destroy_compile (cfg);
2068 } else if (action == DO_BENCH) {
2069 if (mini_stats_fd) {
2071 double no_opt_time = 0.0;
2072 GTimer *timer = g_timer_new ();
2073 fprintf (mini_stats_fd, "$stattitle = \'Compilations times for %s\';\n",
2074 mono_method_full_name (method, TRUE));
2075 fprintf (mini_stats_fd, "@data = (\n");
2076 fprintf (mini_stats_fd, "[");
2077 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
2079 n = opt_descr (opt);
2082 fprintf (mini_stats_fd, "\"%s\",", n);
2084 fprintf (mini_stats_fd, "],\n[");
2086 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
2090 g_timer_start (timer);
2091 for (j = 0; j < count; ++j) {
2092 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2093 mono_destroy_compile (cfg);
2095 g_timer_stop (timer);
2096 elapsed = g_timer_elapsed (timer, NULL);
2098 no_opt_time = elapsed;
2099 fprintf (mini_stats_fd, "%f, ", elapsed);
2101 fprintf (mini_stats_fd, "]");
2102 if (no_opt_time > 0.0) {
2103 fprintf (mini_stats_fd, ", \n[");
2104 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++)
2105 fprintf (mini_stats_fd, "%f,", no_opt_time);
2106 fprintf (mini_stats_fd, "]");
2108 fprintf (mini_stats_fd, ");\n");
2110 for (i = 0; i < count; ++i) {
2111 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
2112 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
2113 method = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
2115 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2116 mono_destroy_compile (cfg);
2120 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2121 mono_destroy_compile (cfg);
2125 mini_cleanup (domain);
2130 mono_jit_init (const char *file)
2132 return mini_init (file, NULL);
2136 * mono_jit_init_version:
2137 * @domain_name: the name of the root domain
2138 * @runtime_version: the version of the runtime to load
2140 * Use this version when you want to force a particular runtime
2141 * version to be used. By default Mono will pick the runtime that is
2142 * referenced by the initial assembly (specified in @file), this
2143 * routine allows programmers to specify the actual runtime to be used
2144 * as the initial runtime is inherited by all future assemblies loaded
2145 * (since Mono does not support having more than one mscorlib runtime
2148 * The @runtime_version can be one of these strings: "v1.1.4322" for
2149 * the 1.1 runtime or "v2.0.50727" for the 2.0 runtime.
2151 * Returns: the MonoDomain representing the domain where the assembly
2155 mono_jit_init_version (const char *domain_name, const char *runtime_version)
2157 return mini_init (domain_name, runtime_version);
2161 mono_jit_cleanup (MonoDomain *domain)
2163 mini_cleanup (domain);
2167 mono_jit_set_aot_only (gboolean val)
2169 mono_aot_only = val;
2173 * mono_jit_set_trace_options:
2174 * @options: string representing the trace options
2176 * Set the options of the tracing engine. This function can be called before initializing
2177 * the mono runtime. See the --trace mono(1) manpage for the options format.
2179 * Returns: #TRUE if the options where parsed and set correctly, #FALSE otherwise.
2182 mono_jit_set_trace_options (const char* options)
2184 MonoTraceSpec *trace_opt = mono_trace_parse_options (options);
2185 if (trace_opt == NULL)
2187 mono_jit_trace_calls = trace_opt;
2192 * mono_set_signal_chaining:
2194 * Enable/disable signal chaining. This should be called before mono_jit_init ().
2195 * If signal chaining is enabled, the runtime saves the original signal handlers before
2196 * installing its own handlers, and calls the original ones in the following cases:
2197 * - a SIGSEGV/SIGABRT signal received while executing native (i.e. not JITted) code.
2202 * Signal chaining only works on POSIX platforms.
2205 mono_set_signal_chaining (gboolean chain_signals)
2207 mono_do_signal_chaining = chain_signals;