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 guint8 nacl_align_byte;
121 #define DEFAULT_OPTIMIZATIONS ( \
122 MONO_OPT_PEEPHOLE | \
125 MONO_OPT_CONSPROP | \
126 MONO_OPT_COPYPROP | \
132 MONO_OPT_EXCEPTION | \
138 #define EXCLUDED_FROM_ALL (MONO_OPT_SHARED | MONO_OPT_PRECOMP | MONO_OPT_UNSAFE)
141 parse_optimizations (const char* p)
143 /* the default value */
144 guint32 opt = DEFAULT_OPTIMIZATIONS;
149 /* call out to cpu detection code here that sets the defaults ... */
150 opt |= mono_arch_cpu_optimizazions (&exclude);
162 for (i = 0; i < G_N_ELEMENTS (opt_names) && optflag_get_name (i); ++i) {
163 n = optflag_get_name (i);
165 if (strncmp (p, n, len) == 0) {
174 } else if (*p == '=') {
178 while (*p && *p++ != ',');
185 if (i == G_N_ELEMENTS (opt_names) || !optflag_get_name (i)) {
186 if (strncmp (p, "all", 3) == 0) {
190 opt = ~(EXCLUDED_FROM_ALL | exclude);
195 fprintf (stderr, "Invalid optimization name `%s'\n", p);
204 parse_debug_options (const char* p)
206 MonoDebugOptions *opt = mini_get_debug_options ();
210 fprintf (stderr, "Syntax error; expected debug option name\n");
214 if (!strncmp (p, "casts", 5)) {
215 opt->better_cast_details = TRUE;
217 } else if (!strncmp (p, "mdb-optimizations", 17)) {
218 opt->mdb_optimizations = TRUE;
220 } else if (!strncmp (p, "gdb", 3)) {
224 fprintf (stderr, "Invalid debug option `%s', use --help-debug for details\n", p);
231 fprintf (stderr, "Syntax error; expected debug option name\n");
242 const char desc [18];
243 MonoGraphOptions value;
246 static const GraphName
248 {"cfg", "Control Flow", MONO_GRAPH_CFG},
249 {"dtree", "Dominator Tree", MONO_GRAPH_DTREE},
250 {"code", "CFG showing code", MONO_GRAPH_CFG_CODE},
251 {"ssa", "CFG after SSA", MONO_GRAPH_CFG_SSA},
252 {"optc", "CFG after IR opts", MONO_GRAPH_CFG_OPTCODE}
255 static MonoGraphOptions
256 mono_parse_graph_options (const char* p)
261 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
262 n = graph_names [i].name;
264 if (strncmp (p, n, len) == 0)
265 return graph_names [i].value;
268 fprintf (stderr, "Invalid graph name provided: %s\n", p);
273 mono_parse_default_optimizations (const char* p)
277 opt = parse_optimizations (p);
282 opt_descr (guint32 flags) {
283 GString *str = g_string_new ("");
287 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i) {
288 if (flags & (1 << i)) {
290 g_string_append_c (str, ',');
291 g_string_append (str, optflag_get_name (i));
295 return g_string_free (str, FALSE);
305 #ifdef MONO_ARCH_SIMD_INTRINSICS
308 MONO_OPT_SIMD | MONO_OPT_SSE2,
310 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_INTRINS,
311 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS,
312 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP,
313 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_CFOLD,
314 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE,
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,
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_TAILC,
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_SSA,
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_EXCEPTION,
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_EXCEPTION | MONO_OPT_CMOV,
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_EXCEPTION | MONO_OPT_ABCREM,
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 | MONO_OPT_ABCREM | MONO_OPT_SSAPRE,
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_ABCREM,
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_SSAPRE,
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_ABCREM | MONO_OPT_SHARED,
325 DEFAULT_OPTIMIZATIONS,
328 typedef int (*TestMethod) (void);
332 domain_dump_native_code (MonoDomain *domain) {
333 // need to poke into the domain, move to metadata/domain.c
334 // need to empty jit_info_table and code_mp
339 mini_regression (MonoImage *image, int verbose, int *total_run)
341 guint32 i, opt, opt_flags;
345 int result, expected, failed, cfailed, run, code_size, total;
347 GTimer *timer = g_timer_new ();
348 MonoDomain *domain = mono_domain_get ();
351 mono_arch_cpu_optimizazions (&exclude);
354 fprintf (mini_stats_fd, "$stattitle = \'Mono Benchmark Results (various optimizations)\';\n");
356 fprintf (mini_stats_fd, "$graph->set_legend(qw(");
357 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); opt++) {
358 opt_flags = opt_sets [opt];
359 n = opt_descr (opt_flags);
363 fprintf (mini_stats_fd, " ");
364 fprintf (mini_stats_fd, "%s", n);
368 fprintf (mini_stats_fd, "));\n");
370 fprintf (mini_stats_fd, "@data = (\n");
371 fprintf (mini_stats_fd, "[");
374 /* load the metadata */
375 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
376 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
379 mono_class_init (method->klass);
381 if (!strncmp (method->name, "test_", 5) && mini_stats_fd) {
382 fprintf (mini_stats_fd, "\"%s\",", method->name);
386 fprintf (mini_stats_fd, "],\n");
391 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); ++opt) {
392 double elapsed, comp_time, start_time;
394 opt_flags = opt_sets [opt] & ~exclude;
395 mono_set_defaults (verbose, opt_flags);
396 n = opt_descr (opt_flags);
397 g_print ("Test run: image=%s, opts=%s\n", mono_image_get_filename (image), n);
399 cfailed = failed = run = code_size = 0;
400 comp_time = elapsed = 0.0;
402 /* fixme: ugly hack - delete all previously compiled methods */
403 g_hash_table_destroy (domain_jit_info (domain)->jit_trampoline_hash);
404 domain_jit_info (domain)->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
405 mono_internal_hash_table_destroy (&(domain->jit_code_hash));
406 mono_jit_code_hash_init (&(domain->jit_code_hash));
408 g_timer_start (timer);
410 fprintf (mini_stats_fd, "[");
411 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
412 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
415 if (strncmp (method->name, "test_", 5) == 0) {
416 expected = atoi (method->name + 5);
418 start_time = g_timer_elapsed (timer, NULL);
419 comp_time -= start_time;
420 cfg = mini_method_compile (method, opt_flags, mono_get_root_domain (), TRUE, FALSE, 0);
421 comp_time += g_timer_elapsed (timer, NULL);
422 if (cfg->exception_type == MONO_EXCEPTION_NONE) {
424 g_print ("Running '%s' ...\n", method->name);
425 #ifdef MONO_USE_AOT_COMPILER
426 if ((func = mono_aot_get_method (mono_get_root_domain (), method)))
430 func = (TestMethod)(gpointer)cfg->native_code;
431 func = (TestMethod)mono_create_ftnptr (mono_get_root_domain (), func);
433 if (result != expected) {
435 g_print ("Test '%s' failed result (got %d, expected %d).\n", method->name, result, expected);
437 code_size += cfg->code_len;
438 mono_destroy_compile (cfg);
443 g_print ("Test '%s' failed compilation.\n", method->name);
446 fprintf (mini_stats_fd, "%f, ",
447 g_timer_elapsed (timer, NULL) - start_time);
451 fprintf (mini_stats_fd, "],\n");
452 g_timer_stop (timer);
453 elapsed = g_timer_elapsed (timer, NULL);
454 if (failed > 0 || cfailed > 0){
455 g_print ("Results: total tests: %d, failed: %d, cfailed: %d (pass: %.2f%%)\n",
456 run, failed, cfailed, 100.0*(run-failed-cfailed)/run);
458 g_print ("Results: total tests: %d, all pass \n", run);
461 g_print ("Elapsed time: %f secs (%f, %f), Code size: %d\n\n", elapsed,
462 elapsed - comp_time, comp_time, code_size);
463 total += failed + cfailed;
468 fprintf (mini_stats_fd, ");\n");
469 fflush (mini_stats_fd);
472 g_timer_destroy (timer);
477 mini_regression_list (int verbose, int count, char *images [])
479 int i, total, total_run, run;
482 total_run = total = 0;
483 for (i = 0; i < count; ++i) {
484 ass = mono_assembly_open (images [i], NULL);
486 g_warning ("failed to load assembly: %s", images [i]);
489 total += mini_regression (mono_assembly_get_image (ass), verbose, &run);
493 g_print ("Overall results: tests: %d, failed: %d, opt combinations: %d (pass: %.2f%%)\n",
494 total_run, total, (int)G_N_ELEMENTS (opt_sets), 100.0*(total_run-total)/total_run);
496 g_print ("Overall results: tests: %d, 100%% pass, opt combinations: %d\n",
497 total_run, (int)G_N_ELEMENTS (opt_sets));
503 #ifdef MONO_JIT_INFO_TABLE_TEST
504 typedef struct _JitInfoData
509 struct _JitInfoData *next;
529 static int num_threads;
530 static ThreadData *thread_datas;
531 static MonoDomain *test_domain;
534 alloc_random_data (Region *region)
547 data = ®ion->data;
548 pos = random () % (region->num_datas + 1);
550 while (*data != NULL) {
554 data = &(*data)->next;
558 g_assert (*data == region->data);
560 g_assert (prev->next == *data);
563 prev_end = region->start;
565 prev_end = prev->start + prev->length;
568 next_start = region->start + region->length;
570 next_start = (*data)->start;
572 g_assert (prev_end <= next_start);
574 max_len = next_start - prev_end;
576 if (++num_retries >= 10)
583 d = g_new0 (JitInfoData, 1);
584 d->start = prev_end + random () % (max_len / 2);
585 d->length = random () % MIN (max_len, next_start - d->start) + 1;
587 g_assert (d->start >= prev_end && d->start + d->length <= next_start);
589 d->ji = g_new0 (MonoJitInfo, 1);
590 d->ji->method = (MonoMethod*) 0xABadBabe;
591 d->ji->code_start = (gpointer)(gulong) d->start;
592 d->ji->code_size = d->length;
593 d->ji->cas_inited = 1; /* marks an allocated jit info */
604 choose_random_data (Region *region)
610 g_assert (region->num_datas > 0);
612 n = random () % region->num_datas;
614 for (d = ®ion->data, i = 0;
616 d = &(*d)->next, ++i)
623 choose_random_region (ThreadData *td)
625 return &td->regions [random () % td->num_regions];
629 choose_random_thread (void)
631 return &thread_datas [random () % num_threads];
635 free_jit_info_data (ThreadData *td, JitInfoData *free)
637 free->next = td->frees;
640 if (++td->num_frees >= 1000) {
643 for (i = 0; i < 500; ++i)
646 while (free->next != NULL) {
647 JitInfoData *next = free->next->next;
649 //g_free (free->next->ji);
658 #define NUM_THREADS 8
659 #define REGIONS_PER_THREAD 10
660 #define REGION_SIZE 0x10000
662 #define MAX_ADDR (REGION_SIZE * REGIONS_PER_THREAD * NUM_THREADS)
668 test_thread_func (ThreadData *td)
670 int mode = MODE_ALLOC;
672 gulong lookup_successes = 0, lookup_failures = 0;
673 MonoDomain *domain = test_domain;
674 int thread_num = (int)(td - thread_datas);
675 gboolean modify_thread = thread_num < NUM_THREADS / 2; /* only half of the threads modify the table */
681 if (td->num_datas == 0) {
684 } else if (modify_thread && random () % 1000 < 5) {
686 if (mode == MODE_ALLOC)
687 alloc = (random () % 100) < 70;
688 else if (mode == MODE_FREE)
689 alloc = (random () % 100) < 30;
693 /* modify threads sometimes look up their own jit infos */
694 if (modify_thread && random () % 10 < 5) {
695 Region *region = choose_random_region (td);
697 if (region->num_datas > 0) {
698 JitInfoData **data = choose_random_data (region);
699 guint pos = (*data)->start + random () % (*data)->length;
702 ji = mono_jit_info_table_find (domain, (char*)(gulong) pos);
704 g_assert (ji->cas_inited);
705 g_assert ((*data)->ji == ji);
708 int pos = random () % MAX_ADDR;
709 char *addr = (char*)(gulong) pos;
712 ji = mono_jit_info_table_find (domain, addr);
715 * FIXME: We are actually not allowed
716 * to do this. By the time we examine
717 * the ji another thread might already
721 g_assert (addr >= (char*)ji->code_start && addr < (char*)ji->code_start + ji->code_size);
727 JitInfoData *data = alloc_random_data (choose_random_region (td));
730 mono_jit_info_table_add (domain, data->ji);
735 Region *region = choose_random_region (td);
737 if (region->num_datas > 0) {
738 JitInfoData **data = choose_random_data (region);
741 mono_jit_info_table_remove (domain, (*data)->ji);
743 //(*data)->ji->cas_inited = 0; /* marks a free jit info */
746 *data = (*data)->next;
748 free_jit_info_data (td, free);
755 if (++i % 100000 == 0) {
757 g_print ("num datas %d (%ld - %ld): %d", (int)(td - thread_datas),
758 lookup_successes, lookup_failures, td->num_datas);
759 for (j = 0; j < td->num_regions; ++j)
760 g_print (" %d", td->regions [j].num_datas);
764 if (td->num_datas < 100)
766 else if (td->num_datas > 2000)
773 small_id_thread_func (gpointer arg)
775 MonoThread *thread = mono_thread_current ();
776 MonoThreadHazardPointers *hp = mono_hazard_pointer_get ();
778 g_print ("my small id is %d\n", (int)thread->small_id);
779 mono_hazard_pointer_clear (hp, 1);
781 g_print ("done %d\n", (int)thread->small_id);
786 jit_info_table_test (MonoDomain *domain)
790 g_print ("testing jit_info_table\n");
792 num_threads = NUM_THREADS;
793 thread_datas = g_new0 (ThreadData, num_threads);
795 for (i = 0; i < num_threads; ++i) {
798 thread_datas [i].num_regions = REGIONS_PER_THREAD;
799 thread_datas [i].regions = g_new0 (Region, REGIONS_PER_THREAD);
801 for (j = 0; j < REGIONS_PER_THREAD; ++j) {
802 thread_datas [i].regions [j].start = (num_threads * j + i) * REGION_SIZE;
803 thread_datas [i].regions [j].length = REGION_SIZE;
807 test_domain = domain;
810 for (i = 0; i < 72; ++i)
811 mono_thread_create (domain, small_id_thread_func, NULL);
816 for (i = 0; i < num_threads; ++i)
817 mono_thread_create (domain, test_thread_func, &thread_datas [i]);
830 typedef struct CompileAllThreadArgs {
834 } CompileAllThreadArgs;
837 compile_all_methods_thread_main (CompileAllThreadArgs *args)
839 MonoAssembly *ass = args->ass;
840 int verbose = args->verbose;
841 MonoImage *image = mono_assembly_get_image (ass);
844 int i, count = 0, fail_count = 0;
846 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
847 guint32 token = MONO_TOKEN_METHOD_DEF | (i + 1);
848 MonoMethodSignature *sig;
850 if (mono_metadata_has_generic_params (image, token))
853 method = mono_get_method (image, token, NULL);
856 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
857 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
858 (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) ||
859 (method->flags & METHOD_ATTRIBUTE_ABSTRACT))
862 if (method->klass->generic_container)
864 sig = mono_method_signature (method);
866 char * desc = mono_method_full_name (method, TRUE);
867 g_print ("Could not retrieve method signature for %s\n", desc);
873 if (sig->has_type_parameters)
878 char * desc = mono_method_full_name (method, TRUE);
879 g_print ("Compiling %d %s\n", count, desc);
882 cfg = mini_method_compile (method, args->opts, mono_get_root_domain (), FALSE, FALSE, 0);
883 if (cfg->exception_type != MONO_EXCEPTION_NONE) {
884 printf ("Compilation of %s failed with exception '%s':\n", mono_method_full_name (cfg->method, TRUE), cfg->exception_message);
887 mono_destroy_compile (cfg);
895 compile_all_methods (MonoAssembly *ass, int verbose, guint32 opts)
897 CompileAllThreadArgs args;
900 args.verbose = verbose;
904 * Need to create a mono thread since compilation might trigger
905 * running of managed code.
907 mono_thread_create (mono_domain_get (), compile_all_methods_thread_main, &args);
909 mono_thread_manage ();
914 * @assembly: reference to an assembly
915 * @argc: argument count
916 * @argv: argument vector
918 * Start execution of a program.
921 mono_jit_exec (MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[])
923 MonoImage *image = mono_assembly_get_image (assembly);
925 guint32 entry = mono_image_get_entry_point (image);
928 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
929 /* FIXME: remove this silly requirement. */
930 mono_environment_exitcode_set (1);
934 method = mono_get_method (image, entry, NULL);
936 g_print ("The entry point method could not be loaded\n");
937 mono_environment_exitcode_set (1);
941 return mono_runtime_run_main (method, argc, argv, NULL);
954 static void main_thread_handler (gpointer user_data)
956 MainThreadArgs *main_args = user_data;
957 MonoAssembly *assembly;
959 if (mono_compile_aot) {
962 /* Treat the other arguments as assemblies to compile too */
963 for (i = 0; i < main_args->argc; ++i) {
964 assembly = mono_domain_assembly_open (main_args->domain, main_args->argv [i]);
966 fprintf (stderr, "Can not open image %s\n", main_args->argv [i]);
969 /* Check that the assembly loaded matches the filename */
971 MonoImageOpenStatus status;
974 img = mono_image_open (main_args->argv [i], &status);
975 if (img && strcmp (img->name, assembly->image->name)) {
976 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);
980 res = mono_compile_assembly (assembly, main_args->opts, main_args->aot_options);
982 fprintf (stderr, "AOT of image %s failed.\n", main_args->argv [i]);
987 assembly = mono_domain_assembly_open (main_args->domain, main_args->file);
989 fprintf (stderr, "Can not open image %s\n", main_args->file);
994 * This must be done in a thread managed by mono since it can invoke
997 if (main_args->opts & MONO_OPT_PRECOMP)
998 mono_precompile_assemblies ();
1000 mono_jit_exec (main_args->domain, assembly, main_args->argc, main_args->argv);
1005 load_agent (MonoDomain *domain, char *desc)
1007 char* col = strchr (desc, ':');
1009 MonoAssembly *agent_assembly;
1013 MonoArray *main_args;
1015 MonoImageOpenStatus open_status;
1018 agent = g_memdup (desc, col - desc + 1);
1019 agent [col - desc] = '\0';
1022 agent = g_strdup (desc);
1026 agent_assembly = mono_assembly_open (agent, &open_status);
1027 if (!agent_assembly) {
1028 fprintf (stderr, "Cannot open agent assembly '%s': %s.\n", agent, mono_image_strerror (open_status));
1034 * Can't use mono_jit_exec (), as it sets things which might confuse the
1037 image = mono_assembly_get_image (agent_assembly);
1038 entry = mono_image_get_entry_point (image);
1040 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
1045 method = mono_get_method (image, entry, NULL);
1046 if (method == NULL){
1047 g_print ("The entry point method of assembly '%s' could not be loaded\n", agent);
1052 mono_thread_set_main (mono_thread_current ());
1055 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 1);
1056 mono_array_set (main_args, MonoString*, 0, mono_string_new (domain, args));
1058 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 0);
1064 /* Pass NULL as 'exc' so unhandled exceptions abort the runtime */
1065 mono_runtime_invoke (method, NULL, pa, NULL);
1071 mini_usage_jitdeveloper (void)
1076 "Runtime and JIT debugging options:\n"
1077 " --breakonex Inserts a breakpoint on exceptions\n"
1078 " --break METHOD Inserts a breakpoint at METHOD entry\n"
1079 " --break-at-bb METHOD N Inserts a breakpoint in METHOD at BB N\n"
1080 " --compile METHOD Just compile METHOD in assembly\n"
1081 " --compile-all Compiles all the methods in the assembly\n"
1082 " --ncompile N Number of times to compile METHOD (default: 1)\n"
1083 " --print-vtable Print the vtable of all used classes\n"
1084 " --regression Runs the regression test contained in the assembly\n"
1085 " --statfile FILE Sets the stat file to FILE\n"
1086 " --stats Print statistics about the JIT operations\n"
1087 " --wapi=hps|semdel|seminfo IO-layer maintenance\n"
1088 " --inject-async-exc METHOD OFFSET Inject an asynchronous exception at METHOD\n"
1089 " --verify-all Run the verifier on all methods\n"
1090 " --full-aot Avoid JITting any code\n"
1091 " --agent=ASSEMBLY[:ARG] Loads the specific agent assembly and executes its Main method with the given argument before loading the main assembly.\n"
1092 " --no-x86-stack-align Don't align stack on x86\n"
1095 " --graph[=TYPE] METHOD Draws a graph of the specified method:\n");
1097 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
1098 fprintf (stdout, " %-10s %s\n", graph_names [i].name, graph_names [i].desc);
1103 mini_usage_list_opt (void)
1107 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i)
1108 fprintf (stdout, " %-10s %s\n", optflag_get_name (i), optflag_get_desc (i));
1115 "Usage is: mono [options] program [program-options]\n"
1118 " --aot[=<options>] Compiles the assembly to native code\n"
1119 " --debug[=<options>] Enable debugging support, use --help-debug for details\n"
1120 " --debugger-agent=options Enable the debugger agent\n"
1121 " --profile[=profiler] Runs in profiling mode with the specified profiler module\n"
1122 " --trace[=EXPR] Enable tracing, use --help-trace for details\n"
1123 " --jitmap Output a jit method map to /tmp/perf-PID.map\n"
1124 " --help-devel Shows more options available to developers\n"
1125 #ifdef __native_client_codegen__
1126 " --nacl-align-mask-off Turn off Native Client 32-byte alignment mask (for debug only)\n"
1130 " --config FILE Loads FILE as the Mono config\n"
1131 " --verbose, -v Increases the verbosity level\n"
1132 " --help, -h Show usage information\n"
1133 " --version, -V Show version information\n"
1134 " --runtime=VERSION Use the VERSION runtime, instead of autodetecting\n"
1135 " --optimize=OPT Turns on or off a specific optimization\n"
1136 " Use --list-opt to get a list of optimizations\n"
1137 " --security[=mode] Turns on the unsupported security manager (off by default)\n"
1138 " mode is one of cas, core-clr, verifiable or validil\n"
1139 " --attach=OPTIONS Pass OPTIONS to the attach agent in the runtime.\n"
1140 " Currently the only supported option is 'disable'.\n"
1141 " --llvm, --nollvm Controls whenever the runtime uses LLVM to compile code.\n"
1142 " --gc=[sgen,boehm] Select SGen or Boehm GC (runs mono or mono-sgen)\n"
1147 mini_trace_usage (void)
1150 "Tracing options:\n"
1151 " --trace[=EXPR] Trace every call, optional EXPR controls the scope\n"
1153 "EXPR is composed of:\n"
1154 " all All assemblies\n"
1155 " none No assemblies\n"
1156 " program Entry point assembly\n"
1157 " assembly Specifies an assembly\n"
1158 " M:Type:Method Specifies a method\n"
1159 " N:Namespace Specifies a namespace\n"
1160 " T:Type Specifies a type\n"
1161 " EXPR Includes expression\n"
1162 " -EXPR Excludes expression\n"
1163 " EXPR,EXPR Multiple expressions\n"
1164 " disabled Don't print any output until toggled via SIGUSR2\n");
1168 mini_debug_usage (void)
1171 "Debugging options:\n"
1172 " --debug[=OPTIONS] Enable debugging support, optional OPTIONS is a comma\n"
1173 " separated list of options\n"
1175 "OPTIONS is composed of:\n"
1176 " casts Enable more detailed InvalidCastException messages.\n"
1177 " mdb-optimizations Disable some JIT optimizations which are normally\n"
1178 " disabled when running inside the debugger.\n"
1179 " This is useful if you plan to attach to the running\n"
1180 " process with the debugger.\n");
1183 #if defined(MONO_ARCH_ARCHITECTURE)
1184 /* Redefine ARCHITECTURE to include more information */
1186 #define ARCHITECTURE MONO_ARCH_ARCHITECTURE
1189 static const char info[] =
1190 #ifdef HAVE_KW_THREAD
1194 #endif /* HAVE_KW_THREAD */
1195 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
1196 "\tSIGSEGV: altstack\n"
1198 "\tSIGSEGV: normal\n"
1201 "\tNotifications: epoll\n"
1203 "\tNotification: Thread + polling\n"
1205 "\tArchitecture: " ARCHITECTURE "\n"
1206 "\tDisabled: " DISABLED_FEATURES "\n"
1208 #ifdef MONO_SMALL_CONFIG
1211 #ifdef MONO_BIG_ARRAYS
1214 #ifdef MONO_DEBUGGER_SUPPORTED
1217 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && !defined(DISABLE_SOFT_DEBUG)
1221 #ifdef MONO_ARCH_LLVM_SUPPORTED
1223 "\tLLVM: yes(" LLVM_VERSION ")\n"
1225 "\tLLVM: supported, not enabled.\n"
1230 #ifndef MONO_ARCH_AOT_SUPPORTED
1231 #define error_if_aot_unsupported() do {fprintf (stderr, "AOT compilation is not supported on this platform.\n"); exit (1);} while (0)
1233 #define error_if_aot_unsupported()
1237 BOOL APIENTRY DllMain (HMODULE module_handle, DWORD reason, LPVOID reserved)
1239 if (!GC_DllMain (module_handle, reason, reserved))
1244 case DLL_PROCESS_ATTACH:
1245 mono_install_runtime_load (mini_init);
1247 case DLL_PROCESS_DETACH:
1248 if (coree_module_handle)
1249 FreeLibrary (coree_module_handle);
1256 static gboolean enable_debugging;
1259 * mono_jit_parse_options:
1261 * Process the command line options in ARGV as done by the runtime executable.
1262 * This should be called before mono_jit_init ().
1265 mono_jit_parse_options (int argc, char * argv[])
1270 * Some options have no effect here, since they influence the behavior of
1274 /* FIXME: Avoid code duplication */
1275 for (i = 0; i < argc; ++i) {
1276 if (argv [i] [0] != '-')
1278 if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1279 MonoDebugOptions *opt = mini_get_debug_options ();
1281 mono_debugger_agent_parse_options (argv [i] + 17);
1282 opt->mdb_optimizations = TRUE;
1283 enable_debugging = TRUE;
1285 fprintf (stderr, "Unsupported command line option: '%s'\n", argv [i]);
1292 mono_set_use_smp (int use_smp)
1294 #if HAVE_SCHED_SETAFFINITY
1296 unsigned long proc_mask = 1;
1297 #ifdef GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY
1298 sched_setaffinity (getpid(), (gpointer)&proc_mask);
1300 sched_setaffinity (getpid(), sizeof (unsigned long), (gpointer)&proc_mask);
1309 * @argc: number of arguments in the argv array
1310 * @argv: array of strings containing the startup arguments
1312 * Launches the Mono JIT engine and parses all the command line options
1313 * in the same way that the mono command line VM would.
1316 mono_main (int argc, char* argv[])
1318 MainThreadArgs main_args;
1319 MonoAssembly *assembly;
1320 MonoMethodDesc *desc;
1324 MonoImageOpenStatus open_status;
1325 const char* aname, *mname = NULL;
1326 char *config_file = NULL;
1328 guint32 opt, action = DO_EXEC;
1329 MonoGraphOptions mono_graph_options = 0;
1330 int mini_verbose = 0;
1331 gboolean enable_profile = FALSE;
1332 char *trace_options = NULL;
1333 char *profile_options = NULL;
1334 char *aot_options = NULL;
1335 char *forced_version = NULL;
1336 GPtrArray *agents = NULL;
1337 char *attach_options = NULL;
1338 #ifdef MONO_JIT_INFO_TABLE_TEST
1339 int test_jit_info_table = FALSE;
1344 /* stdout defaults to block buffering if it's not writing to a terminal, which
1345 * happens with our test harness: we redirect stdout to capture it. Force line
1346 * buffering in all cases. */
1347 setlinebuf (stdout);
1351 setlocale (LC_ALL, "");
1353 if (getenv ("MONO_NO_SMP"))
1354 mono_set_use_smp (FALSE);
1356 if (!g_thread_supported ())
1357 g_thread_init (NULL);
1359 if (mono_running_on_valgrind () && getenv ("MONO_VALGRIND_LEAK_CHECK")) {
1360 GMemVTable mem_vtable;
1363 * Instruct glib to use the system allocation functions so valgrind
1364 * can track the memory allocated by the g_... functions.
1366 memset (&mem_vtable, 0, sizeof (mem_vtable));
1367 mem_vtable.malloc = malloc;
1368 mem_vtable.realloc = realloc;
1369 mem_vtable.free = free;
1370 mem_vtable.calloc = calloc;
1372 g_mem_set_vtable (&mem_vtable);
1375 g_log_set_always_fatal (G_LOG_LEVEL_ERROR);
1376 g_log_set_fatal_mask (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR);
1378 opt = parse_optimizations (NULL);
1380 for (i = 1; i < argc; ++i) {
1381 if (argv [i] [0] != '-')
1383 if (strcmp (argv [i], "--regression") == 0) {
1384 action = DO_REGRESSION;
1385 } else if (strcmp (argv [i], "--verbose") == 0 || strcmp (argv [i], "-v") == 0) {
1387 } else if (strcmp (argv [i], "--version") == 0 || strcmp (argv [i], "-V") == 0) {
1388 char *build = mono_get_runtime_build_info ();
1391 g_print ("Mono JIT compiler version %s\nCopyright (C) 2002-2010 Novell, Inc and Contributors. www.mono-project.com\n", build);
1394 gc_descr = mono_gc_get_description ();
1395 g_print ("\tGC: %s\n", gc_descr);
1399 const char *clibpath;
1401 cerror = mono_check_corlib_version ();
1402 clibpath = mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown";
1404 g_print ("The currently installed mscorlib doesn't match this runtime version.\n");
1405 g_print ("The error is: %s\n", cerror);
1406 g_print ("mscorlib.dll loaded at: %s\n", clibpath);
1411 } else if (strcmp (argv [i], "--help") == 0 || strcmp (argv [i], "-h") == 0) {
1414 } else if (strcmp (argv [i], "--help-trace") == 0){
1415 mini_trace_usage ();
1417 } else if (strcmp (argv [i], "--help-devel") == 0){
1418 mini_usage_jitdeveloper ();
1420 } else if (strcmp (argv [i], "--help-debug") == 0){
1421 mini_debug_usage ();
1423 } else if (strcmp (argv [i], "--list-opt") == 0){
1424 mini_usage_list_opt ();
1426 } else if (strncmp (argv [i], "--statfile", 10) == 0) {
1428 fprintf (stderr, "error: --statfile requires a filename argument\n");
1431 mini_stats_fd = fopen (argv [++i], "w+");
1432 } else if (strncmp (argv [i], "--optimize=", 11) == 0) {
1433 opt = parse_optimizations (argv [i] + 11);
1434 } else if (strncmp (argv [i], "-O=", 3) == 0) {
1435 opt = parse_optimizations (argv [i] + 3);
1436 } else if (strcmp (argv [i], "--gc=sgen") == 0) {
1437 if (!strcmp (mono_gc_get_gc_name (), "boehm")) {
1438 GString *path = g_string_new (argv [0]);
1439 g_string_append (path, "-sgen");
1440 argv [0] = path->str;
1442 execvp (path->str, argv);
1444 fprintf (stderr, "Error: --gc=<NAME> option not supported on this platform.\n");
1447 } else if (strcmp (argv [i], "--gc=boehm") == 0) {
1448 if (!strcmp (mono_gc_get_gc_name (), "sgen")) {
1449 char *copy = g_strdup (argv [0]);
1450 char *p = strstr (copy, "-sgen");
1452 fprintf (stderr, "Error, this process is not named mono-sgen and the command line option --boehm was passed");
1460 fprintf (stderr, "Error: --gc=<NAME> option not supported on this platform.\n");
1463 } else if (strcmp (argv [i], "--config") == 0) {
1465 fprintf (stderr, "error: --config requires a filename argument\n");
1468 config_file = argv [++i];
1469 } else if (strcmp (argv [i], "--ncompile") == 0) {
1471 fprintf (stderr, "error: --ncompile requires an argument\n");
1474 count = atoi (argv [++i]);
1476 } else if (strcmp (argv [i], "--trace") == 0) {
1477 trace_options = (char*)"";
1478 } else if (strncmp (argv [i], "--trace=", 8) == 0) {
1479 trace_options = &argv [i][8];
1480 } else if (strcmp (argv [i], "--breakonex") == 0) {
1481 mono_break_on_exc = TRUE;
1482 } else if (strcmp (argv [i], "--break") == 0) {
1484 fprintf (stderr, "Missing method name in --break command line option\n");
1488 if (!mono_debugger_insert_breakpoint (argv [++i], FALSE))
1489 fprintf (stderr, "Error: invalid method name '%s'\n", argv [i]);
1490 } else if (strcmp (argv [i], "--break-at-bb") == 0) {
1491 if (i + 2 >= argc) {
1492 fprintf (stderr, "Missing method name or bb num in --break-at-bb command line option.");
1495 mono_break_at_bb_method = mono_method_desc_new (argv [++i], TRUE);
1496 if (mono_break_at_bb_method == NULL) {
1497 fprintf (stderr, "Method name is in a bad format in --break-at-bb command line option.");
1500 mono_break_at_bb_bb_num = atoi (argv [++i]);
1501 } else if (strcmp (argv [i], "--inject-async-exc") == 0) {
1502 if (i + 2 >= argc) {
1503 fprintf (stderr, "Missing method name or position in --inject-async-exc command line option\n");
1506 mono_inject_async_exc_method = mono_method_desc_new (argv [++i], TRUE);
1507 if (mono_inject_async_exc_method == NULL) {
1508 fprintf (stderr, "Method name is in a bad format in --inject-async-exc command line option\n");
1511 mono_inject_async_exc_pos = atoi (argv [++i]);
1512 } else if (strcmp (argv [i], "--verify-all") == 0) {
1513 mono_verifier_enable_verify_all ();
1514 } else if (strcmp (argv [i], "--full-aot") == 0) {
1515 mono_aot_only = TRUE;
1516 } else if (strcmp (argv [i], "--print-vtable") == 0) {
1517 mono_print_vtable = TRUE;
1518 } else if (strcmp (argv [i], "--stats") == 0) {
1519 mono_counters_enable (-1);
1520 mono_stats.enabled = TRUE;
1521 mono_jit_stats.enabled = TRUE;
1523 } else if (strcmp (argv [i], "--aot") == 0) {
1524 error_if_aot_unsupported ();
1525 mono_compile_aot = TRUE;
1526 } else if (strncmp (argv [i], "--aot=", 6) == 0) {
1527 error_if_aot_unsupported ();
1528 mono_compile_aot = TRUE;
1529 aot_options = &argv [i][6];
1531 } else if (strcmp (argv [i], "--compile-all") == 0) {
1532 action = DO_COMPILE;
1533 } else if (strncmp (argv [i], "--runtime=", 10) == 0) {
1534 forced_version = &argv [i][10];
1535 } else if (strcmp (argv [i], "--jitmap") == 0) {
1536 mono_enable_jit_map ();
1537 } else if (strcmp (argv [i], "--profile") == 0) {
1538 enable_profile = TRUE;
1539 profile_options = NULL;
1540 } else if (strncmp (argv [i], "--profile=", 10) == 0) {
1541 enable_profile = TRUE;
1542 profile_options = argv [i] + 10;
1543 } else if (strncmp (argv [i], "--agent=", 8) == 0) {
1545 agents = g_ptr_array_new ();
1546 g_ptr_array_add (agents, argv [i] + 8);
1547 } else if (strncmp (argv [i], "--attach=", 9) == 0) {
1548 attach_options = argv [i] + 9;
1549 } else if (strcmp (argv [i], "--compile") == 0) {
1551 fprintf (stderr, "error: --compile option requires a method name argument\n");
1557 } else if (strncmp (argv [i], "--graph=", 8) == 0) {
1559 fprintf (stderr, "error: --graph option requires a method name argument\n");
1563 mono_graph_options = mono_parse_graph_options (argv [i] + 8);
1566 } else if (strcmp (argv [i], "--graph") == 0) {
1568 fprintf (stderr, "error: --graph option requires a method name argument\n");
1573 mono_graph_options = MONO_GRAPH_CFG;
1575 } else if (strcmp (argv [i], "--debug") == 0) {
1576 enable_debugging = TRUE;
1577 } else if (strncmp (argv [i], "--debug=", 8) == 0) {
1578 enable_debugging = TRUE;
1579 if (!parse_debug_options (argv [i] + 8))
1581 } else if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1582 MonoDebugOptions *opt = mini_get_debug_options ();
1584 mono_debugger_agent_parse_options (argv [i] + 17);
1585 opt->mdb_optimizations = TRUE;
1586 enable_debugging = TRUE;
1587 } else if (strcmp (argv [i], "--security") == 0) {
1588 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1589 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1590 mono_activate_security_manager ();
1591 } else if (strncmp (argv [i], "--security=", 11) == 0) {
1592 if (strcmp (argv [i] + 11, "temporary-smcs-hack") == 0) {
1593 mono_security_set_mode (MONO_SECURITY_MODE_SMCS_HACK);
1594 } else if (strcmp (argv [i] + 11, "core-clr") == 0) {
1595 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1596 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1597 } else if (strcmp (argv [i] + 11, "core-clr-test") == 0) {
1598 /* fixme should we enable verifiable code here?*/
1599 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1600 mono_security_core_clr_test = TRUE;
1601 } else if (strcmp (argv [i] + 11, "cas") == 0){
1602 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1603 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1604 mono_activate_security_manager ();
1605 } else if (strcmp (argv [i] + 11, "validil") == 0) {
1606 mono_verifier_set_mode (MONO_VERIFIER_MODE_VALID);
1607 } else if (strcmp (argv [i] + 11, "verifiable") == 0) {
1608 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1610 fprintf (stderr, "error: --security= option has invalid argument (cas, core-clr, verifiable or validil)\n");
1613 } else if (strcmp (argv [i], "--desktop") == 0) {
1614 mono_gc_set_desktop_mode ();
1615 /* Put desktop-specific optimizations here */
1616 } else if (strcmp (argv [i], "--server") == 0){
1617 /* Put server-specific optimizations here */
1618 } else if (strcmp (argv [i], "--inside-mdb") == 0) {
1619 action = DO_DEBUGGER;
1620 } else if (strncmp (argv [i], "--wapi=", 7) == 0) {
1621 if (strcmp (argv [i] + 7, "hps") == 0) {
1622 return mini_wapi_hps (argc - i, argv + i);
1623 } else if (strcmp (argv [i] + 7, "semdel") == 0) {
1624 return mini_wapi_semdel (argc - i, argv + i);
1625 } else if (strcmp (argv [i] + 7, "seminfo") == 0) {
1626 return mini_wapi_seminfo (argc - i, argv + i);
1628 fprintf (stderr, "Invalid --wapi suboption: '%s'\n", argv [i]);
1631 } else if (strcmp (argv [i], "--no-x86-stack-align") == 0) {
1632 mono_do_x86_stack_align = FALSE;
1633 #ifdef MONO_JIT_INFO_TABLE_TEST
1634 } else if (strcmp (argv [i], "--test-jit-info-table") == 0) {
1635 test_jit_info_table = TRUE;
1637 } else if (strcmp (argv [i], "--llvm") == 0) {
1638 #ifndef MONO_ARCH_LLVM_SUPPORTED
1639 fprintf (stderr, "Mono Warning: --llvm not supported on this platform.\n");
1641 mono_use_llvm = TRUE;
1643 } else if (strcmp (argv [i], "--nollvm") == 0){
1644 mono_use_llvm = FALSE;
1645 #ifdef __native_client_codegen__
1646 } else if (strcmp (argv [i], "--nacl-align-mask-off") == 0){
1647 nacl_align_byte = 0xff;
1650 fprintf (stderr, "Unknown command line option: '%s'\n", argv [i]);
1655 #ifdef __native_client_codegen__
1656 if (getenv ("MONO_NACL_ALIGN_MASK_OFF"))
1658 nacl_align_byte = 0xff;
1667 if (getenv ("MONO_XDEBUG"))
1668 enable_debugging = TRUE;
1670 #ifdef MONO_CROSS_COMPILE
1671 if (!mono_compile_aot) {
1672 fprintf (stderr, "This mono runtime is compiled for cross-compiling. Only the --aot option is supported.\n");
1675 #if SIZEOF_VOID_P == 8 && defined(TARGET_ARM)
1676 fprintf (stderr, "Can't cross-compile on 64 bit platforms to arm.\n");
1681 if ((action == DO_EXEC) && mono_debug_using_mono_debugger ())
1682 action = DO_DEBUGGER;
1684 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1685 g_set_prgname (argv[i]);
1689 mono_profiler_load (profile_options);
1691 mono_attach_parse_options (attach_options);
1693 if (trace_options != NULL){
1695 * Need to call this before mini_init () so we can trace methods
1696 * compiled there too.
1698 mono_jit_trace_calls = mono_trace_parse_options (trace_options);
1699 if (mono_jit_trace_calls == NULL)
1704 if (!mono_aot_only) {
1705 fprintf (stderr, "This runtime has been configured with --enable-minimal=jit, so the --full-aot command line option is required.\n");
1710 if (action == DO_DEBUGGER) {
1711 enable_debugging = TRUE;
1713 #ifdef MONO_DEBUGGER_SUPPORTED
1714 mono_debug_init (MONO_DEBUG_FORMAT_DEBUGGER);
1716 g_print ("The Mono Debugger is not supported on this platform.\n");
1719 } else if (enable_debugging)
1720 mono_debug_init (MONO_DEBUG_FORMAT_MONO);
1722 #ifdef MONO_DEBUGGER_SUPPORTED
1723 if (enable_debugging) {
1724 if ((opt & MONO_OPT_GSHARED) == 0)
1725 mini_debugger_set_attach_ok ();
1729 mono_set_defaults (mini_verbose, opt);
1730 domain = mini_init (argv [i], forced_version);
1735 for (i = 0; i < agents->len; ++i) {
1736 int res = load_agent (domain, (char*)g_ptr_array_index (agents, i));
1738 g_ptr_array_free (agents, TRUE);
1739 mini_cleanup (domain);
1744 g_ptr_array_free (agents, TRUE);
1749 if (mini_regression_list (mini_verbose, argc -i, argv + i)) {
1750 g_print ("Regression ERRORS!\n");
1751 mini_cleanup (domain);
1754 mini_cleanup (domain);
1757 if (argc - i != 1 || mname == NULL) {
1758 g_print ("Usage: mini --ncompile num --compile method assembly\n");
1759 mini_cleanup (domain);
1765 if (argc - i != 1) {
1767 mini_cleanup (domain);
1773 if (argc - i != 1 || mname == NULL) {
1775 mini_cleanup (domain);
1783 mini_cleanup (domain);
1790 /* Parse gac loading options before loading assemblies. */
1791 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1792 mono_config_parse (config_file);
1795 #ifdef MONO_JIT_INFO_TABLE_TEST
1796 if (test_jit_info_table)
1797 jit_info_table_test (domain);
1800 assembly = mono_assembly_open (aname, &open_status);
1802 fprintf (stderr, "Cannot open assembly '%s': %s.\n", aname, mono_image_strerror (open_status));
1803 mini_cleanup (domain);
1807 if (trace_options != NULL)
1808 mono_trace_set_assembly (assembly);
1810 if (mono_compile_aot || action == DO_EXEC) {
1813 //mono_set_rootdir ();
1815 error = mono_check_corlib_version ();
1817 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
1818 fprintf (stderr, "Loaded from: %s\n",
1819 mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown");
1820 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
1825 /* Detach console when executing IMAGE_SUBSYSTEM_WINDOWS_GUI on win32 */
1826 if (!enable_debugging && !mono_compile_aot && ((MonoCLIImageInfo*)(mono_assembly_get_image (assembly)->image_info))->cli_header.nt.pe_subsys_required == IMAGE_SUBSYSTEM_WINDOWS_GUI)
1830 main_args.domain = domain;
1831 main_args.file = aname;
1832 main_args.argc = argc - i;
1833 main_args.argv = argv + i;
1834 main_args.opts = opt;
1835 main_args.aot_options = aot_options;
1836 #if RUN_IN_SUBTHREAD
1837 mono_runtime_exec_managed_code (domain, main_thread_handler, &main_args);
1839 main_thread_handler (&main_args);
1840 mono_thread_manage ();
1844 * On unix, WaitForMultipleObjects for threads is implemented by waiting on
1845 * a cond variable, which is set by the thread when it exits _mono code_,
1846 * but it could still be running libc code. On amd64, the libc thread exit
1847 * code does a stack unwind, and if it encounters a frame pointing to native
1848 * code which is in memory which is no longer mapped (because the runtime has
1849 * shut down), it will crash:
1850 * http://mail-archives.apache.org/mod_mbox/harmony-dev/200801.mbox/%3C200801130327.41572.gshimansky@apache.org%3E
1851 * Testcase: tests/main-exit-background-change.exe.
1852 * Testcase: test/main-returns-background-abort-resetabort.exe.
1853 * To make this race less frequent, we avoid freeing the global code manager.
1854 * Since mono_main () is hopefully only used by the runtime executable, this
1855 * will only cause a shutdown leak. This workaround also has the advantage
1856 * that it can be back-ported to 2.0 safely.
1857 * FIXME: Fix this properly by waiting for threads to really exit using
1858 * pthread_join (). This cannot be done currently as the io-layer calls
1859 * pthread_detach ().
1861 * This used to be an amd64 only crash, but it looks like now most glibc targets do unwinding
1862 * that requires reading the target code.
1865 mono_dont_free_global_codeman = TRUE;
1868 mini_cleanup (domain);
1870 /* Look up return value from System.Environment.ExitCode */
1871 i = mono_environment_exitcode_get ();
1873 } else if (action == DO_COMPILE) {
1874 compile_all_methods (assembly, mini_verbose, opt);
1875 mini_cleanup (domain);
1877 } else if (action == DO_DEBUGGER) {
1878 #ifdef MONO_DEBUGGER_SUPPORTED
1881 error = mono_check_corlib_version ();
1883 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
1884 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
1888 mini_debugger_main (domain, assembly, argc - i, argv + i);
1889 mini_cleanup (domain);
1895 desc = mono_method_desc_new (mname, 0);
1897 g_print ("Invalid method name %s\n", mname);
1898 mini_cleanup (domain);
1901 method = mono_method_desc_search_in_image (desc, mono_assembly_get_image (assembly));
1903 g_print ("Cannot find method %s\n", mname);
1904 mini_cleanup (domain);
1909 if (action == DO_DRAW) {
1912 switch (mono_graph_options) {
1913 case MONO_GRAPH_DTREE:
1915 opt |= MONO_OPT_LOOP;
1917 case MONO_GRAPH_CFG_CODE:
1920 case MONO_GRAPH_CFG_SSA:
1923 case MONO_GRAPH_CFG_OPTCODE:
1930 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
1931 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
1933 nm = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
1934 cfg = mini_method_compile (nm, opt, mono_get_root_domain (), FALSE, FALSE, part);
1937 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, part);
1938 if ((mono_graph_options & MONO_GRAPH_CFG_SSA) && !(cfg->comp_done & MONO_COMP_SSA)) {
1939 g_warning ("no SSA info available (use -O=deadce)");
1942 mono_draw_graph (cfg, mono_graph_options);
1943 mono_destroy_compile (cfg);
1945 } else if (action == DO_BENCH) {
1946 if (mini_stats_fd) {
1948 double no_opt_time = 0.0;
1949 GTimer *timer = g_timer_new ();
1950 fprintf (mini_stats_fd, "$stattitle = \'Compilations times for %s\';\n",
1951 mono_method_full_name (method, TRUE));
1952 fprintf (mini_stats_fd, "@data = (\n");
1953 fprintf (mini_stats_fd, "[");
1954 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
1956 n = opt_descr (opt);
1959 fprintf (mini_stats_fd, "\"%s\",", n);
1961 fprintf (mini_stats_fd, "],\n[");
1963 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
1967 g_timer_start (timer);
1968 for (j = 0; j < count; ++j) {
1969 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
1970 mono_destroy_compile (cfg);
1972 g_timer_stop (timer);
1973 elapsed = g_timer_elapsed (timer, NULL);
1975 no_opt_time = elapsed;
1976 fprintf (mini_stats_fd, "%f, ", elapsed);
1978 fprintf (mini_stats_fd, "]");
1979 if (no_opt_time > 0.0) {
1980 fprintf (mini_stats_fd, ", \n[");
1981 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++)
1982 fprintf (mini_stats_fd, "%f,", no_opt_time);
1983 fprintf (mini_stats_fd, "]");
1985 fprintf (mini_stats_fd, ");\n");
1987 for (i = 0; i < count; ++i) {
1988 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
1989 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
1990 method = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
1992 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
1993 mono_destroy_compile (cfg);
1997 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
1998 mono_destroy_compile (cfg);
2002 mini_cleanup (domain);
2007 mono_jit_init (const char *file)
2009 return mini_init (file, NULL);
2013 * mono_jit_init_version:
2014 * @domain_name: the name of the root domain
2015 * @runtime_version: the version of the runtime to load
2017 * Use this version when you want to force a particular runtime
2018 * version to be used. By default Mono will pick the runtime that is
2019 * referenced by the initial assembly (specified in @file), this
2020 * routine allows programmers to specify the actual runtime to be used
2021 * as the initial runtime is inherited by all future assemblies loaded
2022 * (since Mono does not support having more than one mscorlib runtime
2025 * The @runtime_version can be one of these strings: "v1.1.4322" for
2026 * the 1.1 runtime or "v2.0.50727" for the 2.0 runtime.
2028 * Returns: the MonoDomain representing the domain where the assembly
2032 mono_jit_init_version (const char *domain_name, const char *runtime_version)
2034 return mini_init (domain_name, runtime_version);
2038 mono_jit_cleanup (MonoDomain *domain)
2040 mini_cleanup (domain);
2044 mono_jit_set_aot_only (gboolean val)
2046 mono_aot_only = val;
2050 * mono_jit_set_trace_options:
2051 * @options: string representing the trace options
2053 * Set the options of the tracing engine. This function can be called before initializing
2054 * the mono runtime. See the --trace mono(1) manpage for the options format.
2056 * Returns: #TRUE if the options where parsed and set correctly, #FALSE otherwise.
2059 mono_jit_set_trace_options (const char* options)
2061 MonoTraceSpec *trace_opt = mono_trace_parse_options (options);
2062 if (trace_opt == NULL)
2064 mono_jit_trace_calls = trace_opt;
2069 * mono_set_signal_chaining:
2071 * Enable/disable signal chaining. This should be called before mono_jit_init ().
2072 * If signal chaining is enabled, the runtime saves the original signal handlers before
2073 * installing its own handlers, and calls the original ones in the following cases:
2074 * - a SIGSEGV/SIGABRT signal received while executing native (i.e. not JITted) code.
2079 * Signal chaining only works on POSIX platforms.
2082 mono_set_signal_chaining (gboolean chain_signals)
2084 mono_do_signal_chaining = chain_signals;