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] = {
118 #define DEFAULT_OPTIMIZATIONS ( \
119 MONO_OPT_PEEPHOLE | \
122 MONO_OPT_CONSPROP | \
123 MONO_OPT_COPYPROP | \
129 MONO_OPT_EXCEPTION | \
135 #define EXCLUDED_FROM_ALL (MONO_OPT_SHARED | MONO_OPT_PRECOMP | MONO_OPT_UNSAFE)
138 parse_optimizations (const char* p)
140 /* the default value */
141 guint32 opt = DEFAULT_OPTIMIZATIONS;
146 /* call out to cpu detection code here that sets the defaults ... */
147 opt |= mono_arch_cpu_optimizazions (&exclude);
159 for (i = 0; i < G_N_ELEMENTS (opt_names) && optflag_get_name (i); ++i) {
160 n = optflag_get_name (i);
162 if (strncmp (p, n, len) == 0) {
171 } else if (*p == '=') {
175 while (*p && *p++ != ',');
182 if (i == G_N_ELEMENTS (opt_names) || !optflag_get_name (i)) {
183 if (strncmp (p, "all", 3) == 0) {
187 opt = ~(EXCLUDED_FROM_ALL | exclude);
192 fprintf (stderr, "Invalid optimization name `%s'\n", p);
201 parse_debug_options (const char* p)
203 MonoDebugOptions *opt = mini_get_debug_options ();
207 fprintf (stderr, "Syntax error; expected debug option name\n");
211 if (!strncmp (p, "casts", 5)) {
212 opt->better_cast_details = TRUE;
214 } else if (!strncmp (p, "mdb-optimizations", 17)) {
215 opt->mdb_optimizations = TRUE;
217 } else if (!strncmp (p, "gdb", 3)) {
221 fprintf (stderr, "Invalid debug option `%s', use --help-debug for details\n", p);
228 fprintf (stderr, "Syntax error; expected debug option name\n");
239 const char desc [18];
240 MonoGraphOptions value;
243 static const GraphName
245 {"cfg", "Control Flow", MONO_GRAPH_CFG},
246 {"dtree", "Dominator Tree", MONO_GRAPH_DTREE},
247 {"code", "CFG showing code", MONO_GRAPH_CFG_CODE},
248 {"ssa", "CFG after SSA", MONO_GRAPH_CFG_SSA},
249 {"optc", "CFG after IR opts", MONO_GRAPH_CFG_OPTCODE}
252 static MonoGraphOptions
253 mono_parse_graph_options (const char* p)
258 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
259 n = graph_names [i].name;
261 if (strncmp (p, n, len) == 0)
262 return graph_names [i].value;
265 fprintf (stderr, "Invalid graph name provided: %s\n", p);
270 mono_parse_default_optimizations (const char* p)
274 opt = parse_optimizations (p);
279 opt_descr (guint32 flags) {
280 GString *str = g_string_new ("");
284 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i) {
285 if (flags & (1 << i)) {
287 g_string_append_c (str, ',');
288 g_string_append (str, optflag_get_name (i));
292 return g_string_free (str, FALSE);
302 #ifdef MONO_ARCH_SIMD_INTRINSICS
305 MONO_OPT_SIMD | MONO_OPT_SSE2,
307 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_INTRINS,
308 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS,
309 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP,
310 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_CFOLD,
311 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE,
312 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,
313 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,
314 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,
315 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,
316 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,
317 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,
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 | MONO_OPT_ABCREM,
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_SSAPRE,
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_ABCREM | MONO_OPT_SHARED,
321 DEFAULT_OPTIMIZATIONS,
324 typedef int (*TestMethod) (void);
328 domain_dump_native_code (MonoDomain *domain) {
329 // need to poke into the domain, move to metadata/domain.c
330 // need to empty jit_info_table and code_mp
335 mini_regression (MonoImage *image, int verbose, int *total_run)
337 guint32 i, opt, opt_flags;
341 int result, expected, failed, cfailed, run, code_size, total;
343 GTimer *timer = g_timer_new ();
344 MonoDomain *domain = mono_domain_get ();
347 mono_arch_cpu_optimizazions (&exclude);
350 fprintf (mini_stats_fd, "$stattitle = \'Mono Benchmark Results (various optimizations)\';\n");
352 fprintf (mini_stats_fd, "$graph->set_legend(qw(");
353 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); opt++) {
354 opt_flags = opt_sets [opt];
355 n = opt_descr (opt_flags);
359 fprintf (mini_stats_fd, " ");
360 fprintf (mini_stats_fd, "%s", n);
364 fprintf (mini_stats_fd, "));\n");
366 fprintf (mini_stats_fd, "@data = (\n");
367 fprintf (mini_stats_fd, "[");
370 /* load the metadata */
371 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
372 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
375 mono_class_init (method->klass);
377 if (!strncmp (method->name, "test_", 5) && mini_stats_fd) {
378 fprintf (mini_stats_fd, "\"%s\",", method->name);
382 fprintf (mini_stats_fd, "],\n");
387 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); ++opt) {
388 double elapsed, comp_time, start_time;
390 opt_flags = opt_sets [opt] & ~exclude;
391 mono_set_defaults (verbose, opt_flags);
392 n = opt_descr (opt_flags);
393 g_print ("Test run: image=%s, opts=%s\n", mono_image_get_filename (image), n);
395 cfailed = failed = run = code_size = 0;
396 comp_time = elapsed = 0.0;
398 /* fixme: ugly hack - delete all previously compiled methods */
399 g_hash_table_destroy (domain_jit_info (domain)->jit_trampoline_hash);
400 domain_jit_info (domain)->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
401 mono_internal_hash_table_destroy (&(domain->jit_code_hash));
402 mono_jit_code_hash_init (&(domain->jit_code_hash));
404 g_timer_start (timer);
406 fprintf (mini_stats_fd, "[");
407 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
408 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
411 if (strncmp (method->name, "test_", 5) == 0) {
412 expected = atoi (method->name + 5);
414 start_time = g_timer_elapsed (timer, NULL);
415 comp_time -= start_time;
416 cfg = mini_method_compile (method, opt_flags, mono_get_root_domain (), TRUE, FALSE, 0);
417 comp_time += g_timer_elapsed (timer, NULL);
418 if (cfg->exception_type == MONO_EXCEPTION_NONE) {
420 g_print ("Running '%s' ...\n", method->name);
421 #ifdef MONO_USE_AOT_COMPILER
422 if ((func = mono_aot_get_method (mono_get_root_domain (), method)))
426 func = (TestMethod)(gpointer)cfg->native_code;
427 func = (TestMethod)mono_create_ftnptr (mono_get_root_domain (), func);
429 if (result != expected) {
431 g_print ("Test '%s' failed result (got %d, expected %d).\n", method->name, result, expected);
433 code_size += cfg->code_len;
434 mono_destroy_compile (cfg);
439 g_print ("Test '%s' failed compilation.\n", method->name);
442 fprintf (mini_stats_fd, "%f, ",
443 g_timer_elapsed (timer, NULL) - start_time);
447 fprintf (mini_stats_fd, "],\n");
448 g_timer_stop (timer);
449 elapsed = g_timer_elapsed (timer, NULL);
450 if (failed > 0 || cfailed > 0){
451 g_print ("Results: total tests: %d, failed: %d, cfailed: %d (pass: %.2f%%)\n",
452 run, failed, cfailed, 100.0*(run-failed-cfailed)/run);
454 g_print ("Results: total tests: %d, all pass \n", run);
457 g_print ("Elapsed time: %f secs (%f, %f), Code size: %d\n\n", elapsed,
458 elapsed - comp_time, comp_time, code_size);
459 total += failed + cfailed;
464 fprintf (mini_stats_fd, ");\n");
465 fflush (mini_stats_fd);
468 g_timer_destroy (timer);
473 mini_regression_list (int verbose, int count, char *images [])
475 int i, total, total_run, run;
478 total_run = total = 0;
479 for (i = 0; i < count; ++i) {
480 ass = mono_assembly_open (images [i], NULL);
482 g_warning ("failed to load assembly: %s", images [i]);
485 total += mini_regression (mono_assembly_get_image (ass), verbose, &run);
489 g_print ("Overall results: tests: %d, failed: %d, opt combinations: %d (pass: %.2f%%)\n",
490 total_run, total, (int)G_N_ELEMENTS (opt_sets), 100.0*(total_run-total)/total_run);
492 g_print ("Overall results: tests: %d, 100%% pass, opt combinations: %d\n",
493 total_run, (int)G_N_ELEMENTS (opt_sets));
499 #ifdef MONO_JIT_INFO_TABLE_TEST
500 typedef struct _JitInfoData
505 struct _JitInfoData *next;
525 static int num_threads;
526 static ThreadData *thread_datas;
527 static MonoDomain *test_domain;
530 alloc_random_data (Region *region)
543 data = ®ion->data;
544 pos = random () % (region->num_datas + 1);
546 while (*data != NULL) {
550 data = &(*data)->next;
554 g_assert (*data == region->data);
556 g_assert (prev->next == *data);
559 prev_end = region->start;
561 prev_end = prev->start + prev->length;
564 next_start = region->start + region->length;
566 next_start = (*data)->start;
568 g_assert (prev_end <= next_start);
570 max_len = next_start - prev_end;
572 if (++num_retries >= 10)
579 d = g_new0 (JitInfoData, 1);
580 d->start = prev_end + random () % (max_len / 2);
581 d->length = random () % MIN (max_len, next_start - d->start) + 1;
583 g_assert (d->start >= prev_end && d->start + d->length <= next_start);
585 d->ji = g_new0 (MonoJitInfo, 1);
586 d->ji->method = (MonoMethod*) 0xABadBabe;
587 d->ji->code_start = (gpointer)(gulong) d->start;
588 d->ji->code_size = d->length;
589 d->ji->cas_inited = 1; /* marks an allocated jit info */
600 choose_random_data (Region *region)
606 g_assert (region->num_datas > 0);
608 n = random () % region->num_datas;
610 for (d = ®ion->data, i = 0;
612 d = &(*d)->next, ++i)
619 choose_random_region (ThreadData *td)
621 return &td->regions [random () % td->num_regions];
625 choose_random_thread (void)
627 return &thread_datas [random () % num_threads];
631 free_jit_info_data (ThreadData *td, JitInfoData *free)
633 free->next = td->frees;
636 if (++td->num_frees >= 1000) {
639 for (i = 0; i < 500; ++i)
642 while (free->next != NULL) {
643 JitInfoData *next = free->next->next;
645 //g_free (free->next->ji);
654 #define NUM_THREADS 8
655 #define REGIONS_PER_THREAD 10
656 #define REGION_SIZE 0x10000
658 #define MAX_ADDR (REGION_SIZE * REGIONS_PER_THREAD * NUM_THREADS)
664 test_thread_func (ThreadData *td)
666 int mode = MODE_ALLOC;
668 gulong lookup_successes = 0, lookup_failures = 0;
669 MonoDomain *domain = test_domain;
670 int thread_num = (int)(td - thread_datas);
671 gboolean modify_thread = thread_num < NUM_THREADS / 2; /* only half of the threads modify the table */
677 if (td->num_datas == 0) {
680 } else if (modify_thread && random () % 1000 < 5) {
682 if (mode == MODE_ALLOC)
683 alloc = (random () % 100) < 70;
684 else if (mode == MODE_FREE)
685 alloc = (random () % 100) < 30;
689 /* modify threads sometimes look up their own jit infos */
690 if (modify_thread && random () % 10 < 5) {
691 Region *region = choose_random_region (td);
693 if (region->num_datas > 0) {
694 JitInfoData **data = choose_random_data (region);
695 guint pos = (*data)->start + random () % (*data)->length;
698 ji = mono_jit_info_table_find (domain, (char*)(gulong) pos);
700 g_assert (ji->cas_inited);
701 g_assert ((*data)->ji == ji);
704 int pos = random () % MAX_ADDR;
705 char *addr = (char*)(gulong) pos;
708 ji = mono_jit_info_table_find (domain, addr);
711 * FIXME: We are actually not allowed
712 * to do this. By the time we examine
713 * the ji another thread might already
717 g_assert (addr >= (char*)ji->code_start && addr < (char*)ji->code_start + ji->code_size);
723 JitInfoData *data = alloc_random_data (choose_random_region (td));
726 mono_jit_info_table_add (domain, data->ji);
731 Region *region = choose_random_region (td);
733 if (region->num_datas > 0) {
734 JitInfoData **data = choose_random_data (region);
737 mono_jit_info_table_remove (domain, (*data)->ji);
739 //(*data)->ji->cas_inited = 0; /* marks a free jit info */
742 *data = (*data)->next;
744 free_jit_info_data (td, free);
751 if (++i % 100000 == 0) {
753 g_print ("num datas %d (%ld - %ld): %d", (int)(td - thread_datas),
754 lookup_successes, lookup_failures, td->num_datas);
755 for (j = 0; j < td->num_regions; ++j)
756 g_print (" %d", td->regions [j].num_datas);
760 if (td->num_datas < 100)
762 else if (td->num_datas > 2000)
769 small_id_thread_func (gpointer arg)
771 MonoThread *thread = mono_thread_current ();
772 MonoThreadHazardPointers *hp = mono_hazard_pointer_get ();
774 g_print ("my small id is %d\n", (int)thread->small_id);
775 mono_hazard_pointer_clear (hp, 1);
777 g_print ("done %d\n", (int)thread->small_id);
782 jit_info_table_test (MonoDomain *domain)
786 g_print ("testing jit_info_table\n");
788 num_threads = NUM_THREADS;
789 thread_datas = g_new0 (ThreadData, num_threads);
791 for (i = 0; i < num_threads; ++i) {
794 thread_datas [i].num_regions = REGIONS_PER_THREAD;
795 thread_datas [i].regions = g_new0 (Region, REGIONS_PER_THREAD);
797 for (j = 0; j < REGIONS_PER_THREAD; ++j) {
798 thread_datas [i].regions [j].start = (num_threads * j + i) * REGION_SIZE;
799 thread_datas [i].regions [j].length = REGION_SIZE;
803 test_domain = domain;
806 for (i = 0; i < 72; ++i)
807 mono_thread_create (domain, small_id_thread_func, NULL);
812 for (i = 0; i < num_threads; ++i)
813 mono_thread_create (domain, test_thread_func, &thread_datas [i]);
826 typedef struct CompileAllThreadArgs {
830 } CompileAllThreadArgs;
833 compile_all_methods_thread_main (CompileAllThreadArgs *args)
835 MonoAssembly *ass = args->ass;
836 int verbose = args->verbose;
837 MonoImage *image = mono_assembly_get_image (ass);
840 int i, count = 0, fail_count = 0;
842 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
843 guint32 token = MONO_TOKEN_METHOD_DEF | (i + 1);
844 MonoMethodSignature *sig;
846 if (mono_metadata_has_generic_params (image, token))
849 method = mono_get_method (image, token, NULL);
852 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
853 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
854 (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) ||
855 (method->flags & METHOD_ATTRIBUTE_ABSTRACT))
858 if (method->klass->generic_container)
860 sig = mono_method_signature (method);
862 char * desc = mono_method_full_name (method, TRUE);
863 g_print ("Could not retrieve method signature for %s\n", desc);
869 if (sig->has_type_parameters)
874 char * desc = mono_method_full_name (method, TRUE);
875 g_print ("Compiling %d %s\n", count, desc);
878 cfg = mini_method_compile (method, args->opts, mono_get_root_domain (), FALSE, FALSE, 0);
879 if (cfg->exception_type != MONO_EXCEPTION_NONE) {
880 printf ("Compilation of %s failed with exception '%s':\n", mono_method_full_name (cfg->method, TRUE), cfg->exception_message);
883 mono_destroy_compile (cfg);
891 compile_all_methods (MonoAssembly *ass, int verbose, guint32 opts)
893 CompileAllThreadArgs args;
896 args.verbose = verbose;
900 * Need to create a mono thread since compilation might trigger
901 * running of managed code.
903 mono_thread_create (mono_domain_get (), compile_all_methods_thread_main, &args);
905 mono_thread_manage ();
910 * @assembly: reference to an assembly
911 * @argc: argument count
912 * @argv: argument vector
914 * Start execution of a program.
917 mono_jit_exec (MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[])
919 MonoImage *image = mono_assembly_get_image (assembly);
921 guint32 entry = mono_image_get_entry_point (image);
924 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
925 /* FIXME: remove this silly requirement. */
926 mono_environment_exitcode_set (1);
930 method = mono_get_method (image, entry, NULL);
932 g_print ("The entry point method could not be loaded\n");
933 mono_environment_exitcode_set (1);
937 return mono_runtime_run_main (method, argc, argv, NULL);
950 static void main_thread_handler (gpointer user_data)
952 MainThreadArgs *main_args = user_data;
953 MonoAssembly *assembly;
955 if (mono_compile_aot) {
958 /* Treat the other arguments as assemblies to compile too */
959 for (i = 0; i < main_args->argc; ++i) {
960 assembly = mono_domain_assembly_open (main_args->domain, main_args->argv [i]);
962 fprintf (stderr, "Can not open image %s\n", main_args->argv [i]);
965 /* Check that the assembly loaded matches the filename */
967 MonoImageOpenStatus status;
970 img = mono_image_open (main_args->argv [i], &status);
971 if (img && strcmp (img->name, assembly->image->name)) {
972 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);
976 res = mono_compile_assembly (assembly, main_args->opts, main_args->aot_options);
978 fprintf (stderr, "AOT of image %s failed.\n", main_args->argv [i]);
983 assembly = mono_domain_assembly_open (main_args->domain, main_args->file);
985 fprintf (stderr, "Can not open image %s\n", main_args->file);
990 * This must be done in a thread managed by mono since it can invoke
993 if (main_args->opts & MONO_OPT_PRECOMP)
994 mono_precompile_assemblies ();
996 mono_jit_exec (main_args->domain, assembly, main_args->argc, main_args->argv);
1001 load_agent (MonoDomain *domain, char *desc)
1003 char* col = strchr (desc, ':');
1005 MonoAssembly *agent_assembly;
1009 MonoArray *main_args;
1011 MonoImageOpenStatus open_status;
1014 agent = g_memdup (desc, col - desc + 1);
1015 agent [col - desc] = '\0';
1018 agent = g_strdup (desc);
1022 agent_assembly = mono_assembly_open (agent, &open_status);
1023 if (!agent_assembly) {
1024 fprintf (stderr, "Cannot open agent assembly '%s': %s.\n", agent, mono_image_strerror (open_status));
1030 * Can't use mono_jit_exec (), as it sets things which might confuse the
1033 image = mono_assembly_get_image (agent_assembly);
1034 entry = mono_image_get_entry_point (image);
1036 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
1041 method = mono_get_method (image, entry, NULL);
1042 if (method == NULL){
1043 g_print ("The entry point method of assembly '%s' could not be loaded\n", agent);
1048 mono_thread_set_main (mono_thread_current ());
1051 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 1);
1052 mono_array_set (main_args, MonoString*, 0, mono_string_new (domain, args));
1054 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 0);
1060 /* Pass NULL as 'exc' so unhandled exceptions abort the runtime */
1061 mono_runtime_invoke (method, NULL, pa, NULL);
1067 mini_usage_jitdeveloper (void)
1072 "Runtime and JIT debugging options:\n"
1073 " --breakonex Inserts a breakpoint on exceptions\n"
1074 " --break METHOD Inserts a breakpoint at METHOD entry\n"
1075 " --break-at-bb METHOD N Inserts a breakpoint in METHOD at BB N\n"
1076 " --compile METHOD Just compile METHOD in assembly\n"
1077 " --compile-all Compiles all the methods in the assembly\n"
1078 " --ncompile N Number of times to compile METHOD (default: 1)\n"
1079 " --print-vtable Print the vtable of all used classes\n"
1080 " --regression Runs the regression test contained in the assembly\n"
1081 " --statfile FILE Sets the stat file to FILE\n"
1082 " --stats Print statistics about the JIT operations\n"
1083 " --wapi=hps|semdel|seminfo IO-layer maintenance\n"
1084 " --inject-async-exc METHOD OFFSET Inject an asynchronous exception at METHOD\n"
1085 " --verify-all Run the verifier on all methods\n"
1086 " --full-aot Avoid JITting any code\n"
1087 " --agent=ASSEMBLY[:ARG] Loads the specific agent assembly and executes its Main method with the given argument before loading the main assembly.\n"
1088 " --no-x86-stack-align Don't align stack on x86\n"
1091 " --graph[=TYPE] METHOD Draws a graph of the specified method:\n");
1093 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
1094 fprintf (stdout, " %-10s %s\n", graph_names [i].name, graph_names [i].desc);
1099 mini_usage_list_opt (void)
1103 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i)
1104 fprintf (stdout, " %-10s %s\n", optflag_get_name (i), optflag_get_desc (i));
1111 "Usage is: mono [options] program [program-options]\n"
1114 " --aot[=<options>] Compiles the assembly to native code\n"
1115 " --debug[=<options>] Enable debugging support, use --help-debug for details\n"
1116 " --debugger-agent=options Enable the debugger agent\n"
1117 " --profile[=profiler] Runs in profiling mode with the specified profiler module\n"
1118 " --trace[=EXPR] Enable tracing, use --help-trace for details\n"
1119 " --jitmap Output a jit method map to /tmp/perf-PID.map\n"
1120 " --help-devel Shows more options available to developers\n"
1123 " --config FILE Loads FILE as the Mono config\n"
1124 " --verbose, -v Increases the verbosity level\n"
1125 " --help, -h Show usage information\n"
1126 " --version, -V Show version information\n"
1127 " --runtime=VERSION Use the VERSION runtime, instead of autodetecting\n"
1128 " --optimize=OPT Turns on or off a specific optimization\n"
1129 " Use --list-opt to get a list of optimizations\n"
1130 " --security[=mode] Turns on the unsupported security manager (off by default)\n"
1131 " mode is one of cas, core-clr, verifiable or validil\n"
1132 " --attach=OPTIONS Pass OPTIONS to the attach agent in the runtime.\n"
1133 " Currently the only supported option is 'disable'.\n"
1134 " --llvm, --nollvm Controls whenever the runtime uses LLVM to compile code.\n"
1139 mini_trace_usage (void)
1142 "Tracing options:\n"
1143 " --trace[=EXPR] Trace every call, optional EXPR controls the scope\n"
1145 "EXPR is composed of:\n"
1146 " all All assemblies\n"
1147 " none No assemblies\n"
1148 " program Entry point assembly\n"
1149 " assembly Specifies an assembly\n"
1150 " M:Type:Method Specifies a method\n"
1151 " N:Namespace Specifies a namespace\n"
1152 " T:Type Specifies a type\n"
1153 " EXPR Includes expression\n"
1154 " -EXPR Excludes expression\n"
1155 " EXPR,EXPR Multiple expressions\n"
1156 " disabled Don't print any output until toggled via SIGUSR2\n");
1160 mini_debug_usage (void)
1163 "Debugging options:\n"
1164 " --debug[=OPTIONS] Enable debugging support, optional OPTIONS is a comma\n"
1165 " separated list of options\n"
1167 "OPTIONS is composed of:\n"
1168 " casts Enable more detailed InvalidCastException messages.\n"
1169 " mdb-optimizations Disable some JIT optimizations which are normally\n"
1170 " disabled when running inside the debugger.\n"
1171 " This is useful if you plan to attach to the running\n"
1172 " process with the debugger.\n");
1175 #if defined(MONO_ARCH_ARCHITECTURE)
1176 /* Redefine ARCHITECTURE to include more information */
1178 #define ARCHITECTURE MONO_ARCH_ARCHITECTURE
1181 static const char info[] =
1182 #ifdef HAVE_KW_THREAD
1186 #endif /* HAVE_KW_THREAD */
1187 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
1188 "\tSIGSEGV: altstack\n"
1190 "\tSIGSEGV: normal\n"
1193 "\tNotifications: epoll\n"
1195 "\tNotification: Thread + polling\n"
1197 "\tArchitecture: " ARCHITECTURE "\n"
1198 "\tDisabled: " DISABLED_FEATURES "\n"
1200 #ifdef MONO_SMALL_CONFIG
1203 #ifdef MONO_BIG_ARRAYS
1206 #ifdef MONO_DEBUGGER_SUPPORTED
1209 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && !defined(DISABLE_SOFT_DEBUG)
1213 #ifdef MONO_ARCH_LLVM_SUPPORTED
1215 "\tLLVM: yes(" LLVM_VERSION ")\n"
1217 "\tLLVM: supported, not enabled.\n"
1222 #ifndef MONO_ARCH_AOT_SUPPORTED
1223 #define error_if_aot_unsupported() do {fprintf (stderr, "AOT compilation is not supported on this platform.\n"); exit (1);} while (0)
1225 #define error_if_aot_unsupported()
1229 BOOL APIENTRY DllMain (HMODULE module_handle, DWORD reason, LPVOID reserved)
1231 if (!GC_DllMain (module_handle, reason, reserved))
1236 case DLL_PROCESS_ATTACH:
1237 mono_install_runtime_load (mini_init);
1239 case DLL_PROCESS_DETACH:
1240 if (coree_module_handle)
1241 FreeLibrary (coree_module_handle);
1248 static gboolean enable_debugging;
1251 * mono_jit_parse_options:
1253 * Process the command line options in ARGV as done by the runtime executable.
1254 * This should be called before mono_jit_init ().
1257 mono_jit_parse_options (int argc, char * argv[])
1262 * Some options have no effect here, since they influence the behavior of
1266 /* FIXME: Avoid code duplication */
1267 for (i = 0; i < argc; ++i) {
1268 if (argv [i] [0] != '-')
1270 if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1271 MonoDebugOptions *opt = mini_get_debug_options ();
1273 mono_debugger_agent_parse_options (argv [i] + 17);
1274 opt->mdb_optimizations = TRUE;
1275 enable_debugging = TRUE;
1277 fprintf (stderr, "Unsupported command line option: '%s'\n", argv [i]);
1285 * @argc: number of arguments in the argv array
1286 * @argv: array of strings containing the startup arguments
1288 * Launches the Mono JIT engine and parses all the command line options
1289 * in the same way that the mono command line VM would.
1292 mono_main (int argc, char* argv[])
1294 MainThreadArgs main_args;
1295 MonoAssembly *assembly;
1296 MonoMethodDesc *desc;
1300 MonoImageOpenStatus open_status;
1301 const char* aname, *mname = NULL;
1302 char *config_file = NULL;
1304 guint32 opt, action = DO_EXEC;
1305 MonoGraphOptions mono_graph_options = 0;
1306 int mini_verbose = 0;
1307 gboolean enable_profile = FALSE;
1308 char *trace_options = NULL;
1309 char *profile_options = NULL;
1310 char *aot_options = NULL;
1311 char *forced_version = NULL;
1312 GPtrArray *agents = NULL;
1313 char *attach_options = NULL;
1314 #ifdef MONO_JIT_INFO_TABLE_TEST
1315 int test_jit_info_table = FALSE;
1318 setlocale (LC_ALL, "");
1320 #if HAVE_SCHED_SETAFFINITY
1321 if (getenv ("MONO_NO_SMP")) {
1322 unsigned long proc_mask = 1;
1323 #ifdef GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY
1324 sched_setaffinity (getpid(), (gpointer)&proc_mask);
1326 sched_setaffinity (getpid(), sizeof (unsigned long), (gpointer)&proc_mask);
1330 if (!g_thread_supported ())
1331 g_thread_init (NULL);
1333 if (mono_running_on_valgrind () && getenv ("MONO_VALGRIND_LEAK_CHECK")) {
1334 GMemVTable mem_vtable;
1337 * Instruct glib to use the system allocation functions so valgrind
1338 * can track the memory allocated by the g_... functions.
1340 memset (&mem_vtable, 0, sizeof (mem_vtable));
1341 mem_vtable.malloc = malloc;
1342 mem_vtable.realloc = realloc;
1343 mem_vtable.free = free;
1344 mem_vtable.calloc = calloc;
1346 g_mem_set_vtable (&mem_vtable);
1349 g_log_set_always_fatal (G_LOG_LEVEL_ERROR);
1350 g_log_set_fatal_mask (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR);
1352 opt = parse_optimizations (NULL);
1354 for (i = 1; i < argc; ++i) {
1355 if (argv [i] [0] != '-')
1357 if (strcmp (argv [i], "--regression") == 0) {
1358 action = DO_REGRESSION;
1359 } else if (strcmp (argv [i], "--verbose") == 0 || strcmp (argv [i], "-v") == 0) {
1361 } else if (strcmp (argv [i], "--version") == 0 || strcmp (argv [i], "-V") == 0) {
1362 char *build = mono_get_runtime_build_info ();
1365 g_print ("Mono JIT compiler version %s\nCopyright (C) 2002-2010 Novell, Inc and Contributors. www.mono-project.com\n", build);
1368 gc_descr = mono_gc_get_description ();
1369 g_print ("\tGC: %s\n", gc_descr);
1373 const char *clibpath;
1375 cerror = mono_check_corlib_version ();
1376 clibpath = mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown";
1378 g_print ("The currently installed mscorlib doesn't match this runtime version.\n");
1379 g_print ("The error is: %s\n", cerror);
1380 g_print ("mscorlib.dll loaded at: %s\n", clibpath);
1385 } else if (strcmp (argv [i], "--help") == 0 || strcmp (argv [i], "-h") == 0) {
1388 } else if (strcmp (argv [i], "--help-trace") == 0){
1389 mini_trace_usage ();
1391 } else if (strcmp (argv [i], "--help-devel") == 0){
1392 mini_usage_jitdeveloper ();
1394 } else if (strcmp (argv [i], "--help-debug") == 0){
1395 mini_debug_usage ();
1397 } else if (strcmp (argv [i], "--list-opt") == 0){
1398 mini_usage_list_opt ();
1400 } else if (strncmp (argv [i], "--statfile", 10) == 0) {
1402 fprintf (stderr, "error: --statfile requires a filename argument\n");
1405 mini_stats_fd = fopen (argv [++i], "w+");
1406 } else if (strncmp (argv [i], "--optimize=", 11) == 0) {
1407 opt = parse_optimizations (argv [i] + 11);
1408 } else if (strncmp (argv [i], "-O=", 3) == 0) {
1409 opt = parse_optimizations (argv [i] + 3);
1410 } else if (strcmp (argv [i], "--config") == 0) {
1412 fprintf (stderr, "error: --config requires a filename argument\n");
1415 config_file = argv [++i];
1416 } else if (strcmp (argv [i], "--ncompile") == 0) {
1418 fprintf (stderr, "error: --ncompile requires an argument\n");
1421 count = atoi (argv [++i]);
1423 } else if (strcmp (argv [i], "--trace") == 0) {
1424 trace_options = (char*)"";
1425 } else if (strncmp (argv [i], "--trace=", 8) == 0) {
1426 trace_options = &argv [i][8];
1427 } else if (strcmp (argv [i], "--breakonex") == 0) {
1428 mono_break_on_exc = TRUE;
1429 } else if (strcmp (argv [i], "--break") == 0) {
1431 fprintf (stderr, "Missing method name in --break command line option\n");
1435 if (!mono_debugger_insert_breakpoint (argv [++i], FALSE))
1436 fprintf (stderr, "Error: invalid method name '%s'\n", argv [i]);
1437 } else if (strcmp (argv [i], "--break-at-bb") == 0) {
1438 if (i + 2 >= argc) {
1439 fprintf (stderr, "Missing method name or bb num in --break-at-bb command line option.");
1442 mono_break_at_bb_method = mono_method_desc_new (argv [++i], TRUE);
1443 if (mono_break_at_bb_method == NULL) {
1444 fprintf (stderr, "Method name is in a bad format in --break-at-bb command line option.");
1447 mono_break_at_bb_bb_num = atoi (argv [++i]);
1448 } else if (strcmp (argv [i], "--inject-async-exc") == 0) {
1449 if (i + 2 >= argc) {
1450 fprintf (stderr, "Missing method name or position in --inject-async-exc command line option\n");
1453 mono_inject_async_exc_method = mono_method_desc_new (argv [++i], TRUE);
1454 if (mono_inject_async_exc_method == NULL) {
1455 fprintf (stderr, "Method name is in a bad format in --inject-async-exc command line option\n");
1458 mono_inject_async_exc_pos = atoi (argv [++i]);
1459 } else if (strcmp (argv [i], "--verify-all") == 0) {
1460 mono_verifier_enable_verify_all ();
1461 } else if (strcmp (argv [i], "--full-aot") == 0) {
1462 mono_aot_only = TRUE;
1463 } else if (strcmp (argv [i], "--print-vtable") == 0) {
1464 mono_print_vtable = TRUE;
1465 } else if (strcmp (argv [i], "--stats") == 0) {
1466 mono_counters_enable (-1);
1467 mono_stats.enabled = TRUE;
1468 mono_jit_stats.enabled = TRUE;
1470 } else if (strcmp (argv [i], "--aot") == 0) {
1471 error_if_aot_unsupported ();
1472 mono_compile_aot = TRUE;
1473 } else if (strncmp (argv [i], "--aot=", 6) == 0) {
1474 error_if_aot_unsupported ();
1475 mono_compile_aot = TRUE;
1476 aot_options = &argv [i][6];
1478 } else if (strcmp (argv [i], "--compile-all") == 0) {
1479 action = DO_COMPILE;
1480 } else if (strncmp (argv [i], "--runtime=", 10) == 0) {
1481 forced_version = &argv [i][10];
1482 } else if (strcmp (argv [i], "--jitmap") == 0) {
1483 mono_enable_jit_map ();
1484 } else if (strcmp (argv [i], "--profile") == 0) {
1485 enable_profile = TRUE;
1486 profile_options = NULL;
1487 } else if (strncmp (argv [i], "--profile=", 10) == 0) {
1488 enable_profile = TRUE;
1489 profile_options = argv [i] + 10;
1490 } else if (strncmp (argv [i], "--agent=", 8) == 0) {
1492 agents = g_ptr_array_new ();
1493 g_ptr_array_add (agents, argv [i] + 8);
1494 } else if (strncmp (argv [i], "--attach=", 9) == 0) {
1495 attach_options = argv [i] + 9;
1496 } else if (strcmp (argv [i], "--compile") == 0) {
1498 fprintf (stderr, "error: --compile option requires a method name argument\n");
1504 } else if (strncmp (argv [i], "--graph=", 8) == 0) {
1506 fprintf (stderr, "error: --graph option requires a method name argument\n");
1510 mono_graph_options = mono_parse_graph_options (argv [i] + 8);
1513 } else if (strcmp (argv [i], "--graph") == 0) {
1515 fprintf (stderr, "error: --graph option requires a method name argument\n");
1520 mono_graph_options = MONO_GRAPH_CFG;
1522 } else if (strcmp (argv [i], "--debug") == 0) {
1523 enable_debugging = TRUE;
1524 } else if (strncmp (argv [i], "--debug=", 8) == 0) {
1525 enable_debugging = TRUE;
1526 if (!parse_debug_options (argv [i] + 8))
1528 } else if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1529 MonoDebugOptions *opt = mini_get_debug_options ();
1531 mono_debugger_agent_parse_options (argv [i] + 17);
1532 opt->mdb_optimizations = TRUE;
1533 enable_debugging = TRUE;
1534 } else if (strcmp (argv [i], "--security") == 0) {
1535 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1536 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1537 mono_activate_security_manager ();
1538 } else if (strncmp (argv [i], "--security=", 11) == 0) {
1539 if (strcmp (argv [i] + 11, "temporary-smcs-hack") == 0) {
1540 mono_security_set_mode (MONO_SECURITY_MODE_SMCS_HACK);
1541 } else if (strcmp (argv [i] + 11, "core-clr") == 0) {
1542 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1543 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1544 } else if (strcmp (argv [i] + 11, "core-clr-test") == 0) {
1545 /* fixme should we enable verifiable code here?*/
1546 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1547 mono_security_core_clr_test = TRUE;
1548 } else if (strcmp (argv [i] + 11, "cas") == 0){
1549 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1550 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1551 mono_activate_security_manager ();
1552 } else if (strcmp (argv [i] + 11, "validil") == 0) {
1553 mono_verifier_set_mode (MONO_VERIFIER_MODE_VALID);
1554 } else if (strcmp (argv [i] + 11, "verifiable") == 0) {
1555 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1557 fprintf (stderr, "error: --security= option has invalid argument (cas, core-clr, verifiable or validil)\n");
1560 } else if (strcmp (argv [i], "--desktop") == 0) {
1561 mono_gc_set_desktop_mode ();
1562 /* Put desktop-specific optimizations here */
1563 } else if (strcmp (argv [i], "--server") == 0){
1564 /* Put server-specific optimizations here */
1565 } else if (strcmp (argv [i], "--inside-mdb") == 0) {
1566 action = DO_DEBUGGER;
1567 } else if (strncmp (argv [i], "--wapi=", 7) == 0) {
1568 if (strcmp (argv [i] + 7, "hps") == 0) {
1569 return mini_wapi_hps (argc - i, argv + i);
1570 } else if (strcmp (argv [i] + 7, "semdel") == 0) {
1571 return mini_wapi_semdel (argc - i, argv + i);
1572 } else if (strcmp (argv [i] + 7, "seminfo") == 0) {
1573 return mini_wapi_seminfo (argc - i, argv + i);
1575 fprintf (stderr, "Invalid --wapi suboption: '%s'\n", argv [i]);
1578 } else if (strcmp (argv [i], "--no-x86-stack-align") == 0) {
1579 mono_do_x86_stack_align = FALSE;
1580 #ifdef MONO_JIT_INFO_TABLE_TEST
1581 } else if (strcmp (argv [i], "--test-jit-info-table") == 0) {
1582 test_jit_info_table = TRUE;
1584 } else if (strcmp (argv [i], "--llvm") == 0) {
1585 #ifndef MONO_ARCH_LLVM_SUPPORTED
1586 fprintf (stderr, "Mono Warning: --llvm not supported on this platform.\n");
1588 mono_use_llvm = TRUE;
1590 } else if (strcmp (argv [i], "--nollvm") == 0){
1591 mono_use_llvm = FALSE;
1593 fprintf (stderr, "Unknown command line option: '%s'\n", argv [i]);
1603 if (getenv ("MONO_XDEBUG"))
1604 enable_debugging = TRUE;
1606 #ifdef MONO_CROSS_COMPILE
1607 if (!mono_compile_aot) {
1608 fprintf (stderr, "This mono runtime is compiled for cross-compiling. Only the --aot option is supported.\n");
1611 #if SIZEOF_VOID_P == 8 && defined(TARGET_ARM)
1612 fprintf (stderr, "Can't cross-compile on 64 bit platforms to arm.\n");
1617 if ((action == DO_EXEC) && mono_debug_using_mono_debugger ())
1618 action = DO_DEBUGGER;
1620 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1621 g_set_prgname (argv[i]);
1625 mono_profiler_load (profile_options);
1627 mono_attach_parse_options (attach_options);
1629 if (trace_options != NULL){
1631 * Need to call this before mini_init () so we can trace methods
1632 * compiled there too.
1634 mono_jit_trace_calls = mono_trace_parse_options (trace_options);
1635 if (mono_jit_trace_calls == NULL)
1640 if (!mono_aot_only) {
1641 fprintf (stderr, "This runtime has been configured with --enable-minimal=jit, so the --full-aot command line option is required.\n");
1647 * This must be called before mono_debug_init(), because the
1648 * latter registers GC roots.
1650 mono_gc_base_init ();
1652 if (action == DO_DEBUGGER) {
1653 enable_debugging = TRUE;
1655 #ifdef MONO_DEBUGGER_SUPPORTED
1656 mono_debug_init (MONO_DEBUG_FORMAT_DEBUGGER);
1658 g_print ("The Mono Debugger is not supported on this platform.\n");
1661 } else if (enable_debugging)
1662 mono_debug_init (MONO_DEBUG_FORMAT_MONO);
1664 #ifdef MONO_DEBUGGER_SUPPORTED
1665 if (enable_debugging) {
1666 if ((opt & MONO_OPT_GSHARED) == 0)
1667 mini_debugger_set_attach_ok ();
1671 mono_set_defaults (mini_verbose, opt);
1672 domain = mini_init (argv [i], forced_version);
1677 for (i = 0; i < agents->len; ++i) {
1678 int res = load_agent (domain, (char*)g_ptr_array_index (agents, i));
1680 g_ptr_array_free (agents, TRUE);
1681 mini_cleanup (domain);
1686 g_ptr_array_free (agents, TRUE);
1691 if (mini_regression_list (mini_verbose, argc -i, argv + i)) {
1692 g_print ("Regression ERRORS!\n");
1693 mini_cleanup (domain);
1696 mini_cleanup (domain);
1699 if (argc - i != 1 || mname == NULL) {
1700 g_print ("Usage: mini --ncompile num --compile method assembly\n");
1701 mini_cleanup (domain);
1707 if (argc - i != 1) {
1709 mini_cleanup (domain);
1715 if (argc - i != 1 || mname == NULL) {
1717 mini_cleanup (domain);
1725 mini_cleanup (domain);
1732 /* Parse gac loading options before loading assemblies. */
1733 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1734 mono_config_parse (config_file);
1737 #ifdef MONO_JIT_INFO_TABLE_TEST
1738 if (test_jit_info_table)
1739 jit_info_table_test (domain);
1742 assembly = mono_assembly_open (aname, &open_status);
1744 fprintf (stderr, "Cannot open assembly '%s': %s.\n", aname, mono_image_strerror (open_status));
1745 mini_cleanup (domain);
1749 if (trace_options != NULL)
1750 mono_trace_set_assembly (assembly);
1752 if (mono_compile_aot || action == DO_EXEC) {
1755 //mono_set_rootdir ();
1757 error = mono_check_corlib_version ();
1759 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
1760 fprintf (stderr, "Loaded from: %s\n",
1761 mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown");
1762 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
1767 /* Detach console when executing IMAGE_SUBSYSTEM_WINDOWS_GUI on win32 */
1768 if (!enable_debugging && !mono_compile_aot && ((MonoCLIImageInfo*)(mono_assembly_get_image (assembly)->image_info))->cli_header.nt.pe_subsys_required == IMAGE_SUBSYSTEM_WINDOWS_GUI)
1772 main_args.domain = domain;
1773 main_args.file = aname;
1774 main_args.argc = argc - i;
1775 main_args.argv = argv + i;
1776 main_args.opts = opt;
1777 main_args.aot_options = aot_options;
1778 #if RUN_IN_SUBTHREAD
1779 mono_runtime_exec_managed_code (domain, main_thread_handler, &main_args);
1781 main_thread_handler (&main_args);
1782 mono_thread_manage ();
1786 * On unix, WaitForMultipleObjects for threads is implemented by waiting on
1787 * a cond variable, which is set by the thread when it exits _mono code_,
1788 * but it could still be running libc code. On amd64, the libc thread exit
1789 * code does a stack unwind, and if it encounters a frame pointing to native
1790 * code which is in memory which is no longer mapped (because the runtime has
1791 * shut down), it will crash:
1792 * http://mail-archives.apache.org/mod_mbox/harmony-dev/200801.mbox/%3C200801130327.41572.gshimansky@apache.org%3E
1793 * Testcase: tests/main-exit-background-change.exe.
1794 * Testcase: test/main-returns-background-abort-resetabort.exe.
1795 * To make this race less frequent, we avoid freeing the global code manager.
1796 * Since mono_main () is hopefully only used by the runtime executable, this
1797 * will only cause a shutdown leak. This workaround also has the advantage
1798 * that it can be back-ported to 2.0 safely.
1799 * FIXME: Fix this properly by waiting for threads to really exit using
1800 * pthread_join (). This cannot be done currently as the io-layer calls
1801 * pthread_detach ().
1803 * This used to be an amd64 only crash, but it looks like now most glibc targets do unwinding
1804 * that requires reading the target code.
1807 mono_dont_free_global_codeman = TRUE;
1810 mini_cleanup (domain);
1812 /* Look up return value from System.Environment.ExitCode */
1813 i = mono_environment_exitcode_get ();
1815 } else if (action == DO_COMPILE) {
1816 compile_all_methods (assembly, mini_verbose, opt);
1817 mini_cleanup (domain);
1819 } else if (action == DO_DEBUGGER) {
1820 #ifdef MONO_DEBUGGER_SUPPORTED
1823 error = mono_check_corlib_version ();
1825 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
1826 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
1830 mini_debugger_main (domain, assembly, argc - i, argv + i);
1831 mini_cleanup (domain);
1837 desc = mono_method_desc_new (mname, 0);
1839 g_print ("Invalid method name %s\n", mname);
1840 mini_cleanup (domain);
1843 method = mono_method_desc_search_in_image (desc, mono_assembly_get_image (assembly));
1845 g_print ("Cannot find method %s\n", mname);
1846 mini_cleanup (domain);
1851 if (action == DO_DRAW) {
1854 switch (mono_graph_options) {
1855 case MONO_GRAPH_DTREE:
1857 opt |= MONO_OPT_LOOP;
1859 case MONO_GRAPH_CFG_CODE:
1862 case MONO_GRAPH_CFG_SSA:
1865 case MONO_GRAPH_CFG_OPTCODE:
1872 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
1873 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
1875 nm = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
1876 cfg = mini_method_compile (nm, opt, mono_get_root_domain (), FALSE, FALSE, part);
1879 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, part);
1880 if ((mono_graph_options & MONO_GRAPH_CFG_SSA) && !(cfg->comp_done & MONO_COMP_SSA)) {
1881 g_warning ("no SSA info available (use -O=deadce)");
1884 mono_draw_graph (cfg, mono_graph_options);
1885 mono_destroy_compile (cfg);
1887 } else if (action == DO_BENCH) {
1888 if (mini_stats_fd) {
1890 double no_opt_time = 0.0;
1891 GTimer *timer = g_timer_new ();
1892 fprintf (mini_stats_fd, "$stattitle = \'Compilations times for %s\';\n",
1893 mono_method_full_name (method, TRUE));
1894 fprintf (mini_stats_fd, "@data = (\n");
1895 fprintf (mini_stats_fd, "[");
1896 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
1898 n = opt_descr (opt);
1901 fprintf (mini_stats_fd, "\"%s\",", n);
1903 fprintf (mini_stats_fd, "],\n[");
1905 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
1909 g_timer_start (timer);
1910 for (j = 0; j < count; ++j) {
1911 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
1912 mono_destroy_compile (cfg);
1914 g_timer_stop (timer);
1915 elapsed = g_timer_elapsed (timer, NULL);
1917 no_opt_time = elapsed;
1918 fprintf (mini_stats_fd, "%f, ", elapsed);
1920 fprintf (mini_stats_fd, "]");
1921 if (no_opt_time > 0.0) {
1922 fprintf (mini_stats_fd, ", \n[");
1923 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++)
1924 fprintf (mini_stats_fd, "%f,", no_opt_time);
1925 fprintf (mini_stats_fd, "]");
1927 fprintf (mini_stats_fd, ");\n");
1929 for (i = 0; i < count; ++i) {
1930 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
1931 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
1932 method = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
1934 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
1935 mono_destroy_compile (cfg);
1939 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
1940 mono_destroy_compile (cfg);
1944 mini_cleanup (domain);
1949 mono_jit_init (const char *file)
1951 return mini_init (file, NULL);
1955 * mono_jit_init_version:
1956 * @domain_name: the name of the root domain
1957 * @runtime_version: the version of the runtime to load
1959 * Use this version when you want to force a particular runtime
1960 * version to be used. By default Mono will pick the runtime that is
1961 * referenced by the initial assembly (specified in @file), this
1962 * routine allows programmers to specify the actual runtime to be used
1963 * as the initial runtime is inherited by all future assemblies loaded
1964 * (since Mono does not support having more than one mscorlib runtime
1967 * The @runtime_version can be one of these strings: "v1.1.4322" for
1968 * the 1.1 runtime or "v2.0.50727" for the 2.0 runtime.
1970 * Returns: the MonoDomain representing the domain where the assembly
1974 mono_jit_init_version (const char *domain_name, const char *runtime_version)
1976 return mini_init (domain_name, runtime_version);
1980 mono_jit_cleanup (MonoDomain *domain)
1982 mini_cleanup (domain);
1986 mono_jit_set_aot_only (gboolean val)
1988 mono_aot_only = val;
1992 * mono_jit_set_trace_options:
1993 * @options: string representing the trace options
1995 * Set the options of the tracing engine. This function can be called before initializing
1996 * the mono runtime. See the --trace mono(1) manpage for the options format.
1998 * Returns: #TRUE if the options where parsed and set correctly, #FALSE otherwise.
2001 mono_jit_set_trace_options (const char* options)
2003 MonoTraceSpec *trace_opt = mono_trace_parse_options (options);
2004 if (trace_opt == NULL)
2006 mono_jit_trace_calls = trace_opt;
2011 * mono_set_signal_chaining:
2013 * Enable/disable signal chaining. This should be called before mono_jit_init ().
2014 * If signal chaining is enabled, the runtime saves the original signal handlers before
2015 * installing its own handlers, and calls the original ones in the following cases:
2016 * - a SIGSEGV/SIGABRT signal received while executing native (i.e. not JITted) code.
2021 * Signal chaining only works on POSIX platforms.
2024 mono_set_signal_chaining (gboolean chain_signals)
2026 mono_do_signal_chaining = chain_signals;