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"
50 #include "mono/utils/mono-hwcap.h"
58 #include "debugger-agent.h"
60 static FILE *mini_stats_fd = NULL;
62 static void mini_usage (void);
65 /* Need this to determine whether to detach console */
66 #include <mono/metadata/cil-coff.h>
67 /* This turns off command line globbing under win32 */
71 typedef void (*OptFunc) (const char *p);
74 #ifdef HAVE_ARRAY_ELEM_INIT
75 #define MSGSTRFIELD(line) MSGSTRFIELD1(line)
76 #define MSGSTRFIELD1(line) str##line
78 static const struct msgstr_t {
79 #define OPTFLAG(id,shift,name,desc) char MSGSTRFIELD(__LINE__) [sizeof (name) + sizeof (desc)];
80 #include "optflags-def.h"
83 #define OPTFLAG(id,shift,name,desc) name "\0" desc,
84 #include "optflags-def.h"
87 static const gint16 opt_names [] = {
88 #define OPTFLAG(id,shift,name,desc) [(shift)] = offsetof (struct msgstr_t, MSGSTRFIELD(__LINE__)),
89 #include "optflags-def.h"
93 #define optflag_get_name(id) ((const char*)&opstr + opt_names [(id)])
94 #define optflag_get_desc(id) (optflag_get_name(id) + 1 + strlen (optflag_get_name(id)))
96 #else /* !HAVE_ARRAY_ELEM_INIT */
102 #define OPTFLAG(id,shift,name,desc) {name,desc},
105 #include "optflags-def.h"
108 #define optflag_get_name(id) (opt_names [(id)].name)
109 #define optflag_get_desc(id) (opt_names [(id)].desc)
114 opt_funcs [sizeof (int) * 8] = {
118 #ifdef __native_client_codegen__
119 extern gint8 nacl_align_byte;
121 #ifdef __native_client__
122 extern char *nacl_mono_path;
125 #define DEFAULT_OPTIMIZATIONS ( \
126 MONO_OPT_PEEPHOLE | \
129 MONO_OPT_CONSPROP | \
130 MONO_OPT_COPYPROP | \
136 MONO_OPT_EXCEPTION | \
142 #define EXCLUDED_FROM_ALL (MONO_OPT_SHARED | MONO_OPT_PRECOMP | MONO_OPT_UNSAFE | MONO_OPT_GSHAREDVT)
145 parse_optimizations (const char* p)
147 /* the default value */
148 guint32 opt = DEFAULT_OPTIMIZATIONS;
153 /* Initialize the hwcap module if necessary. */
156 /* call out to cpu detection code here that sets the defaults ... */
157 opt |= mono_arch_cpu_optimizations (&exclude);
169 for (i = 0; i < G_N_ELEMENTS (opt_names) && optflag_get_name (i); ++i) {
170 n = optflag_get_name (i);
172 if (strncmp (p, n, len) == 0) {
181 } else if (*p == '=') {
185 while (*p && *p++ != ',');
192 if (i == G_N_ELEMENTS (opt_names) || !optflag_get_name (i)) {
193 if (strncmp (p, "all", 3) == 0) {
197 opt = ~(EXCLUDED_FROM_ALL | exclude);
202 fprintf (stderr, "Invalid optimization name `%s'\n", p);
211 parse_debug_options (const char* p)
213 MonoDebugOptions *opt = mini_get_debug_options ();
217 fprintf (stderr, "Syntax error; expected debug option name\n");
221 if (!strncmp (p, "casts", 5)) {
222 opt->better_cast_details = TRUE;
224 } else if (!strncmp (p, "mdb-optimizations", 17)) {
225 opt->mdb_optimizations = TRUE;
227 } else if (!strncmp (p, "gdb", 3)) {
231 fprintf (stderr, "Invalid debug option `%s', use --help-debug for details\n", p);
238 fprintf (stderr, "Syntax error; expected debug option name\n");
249 const char desc [18];
250 MonoGraphOptions value;
253 static const GraphName
255 {"cfg", "Control Flow", MONO_GRAPH_CFG},
256 {"dtree", "Dominator Tree", MONO_GRAPH_DTREE},
257 {"code", "CFG showing code", MONO_GRAPH_CFG_CODE},
258 {"ssa", "CFG after SSA", MONO_GRAPH_CFG_SSA},
259 {"optc", "CFG after IR opts", MONO_GRAPH_CFG_OPTCODE}
262 static MonoGraphOptions
263 mono_parse_graph_options (const char* p)
268 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
269 n = graph_names [i].name;
271 if (strncmp (p, n, len) == 0)
272 return graph_names [i].value;
275 fprintf (stderr, "Invalid graph name provided: %s\n", p);
280 mono_parse_default_optimizations (const char* p)
284 opt = parse_optimizations (p);
289 opt_descr (guint32 flags) {
290 GString *str = g_string_new ("");
294 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i) {
295 if (flags & (1 << i)) {
297 g_string_append_c (str, ',');
298 g_string_append (str, optflag_get_name (i));
302 return g_string_free (str, FALSE);
312 #ifdef MONO_ARCH_SIMD_INTRINSICS
315 MONO_OPT_SIMD | MONO_OPT_SSE2,
317 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_INTRINS,
318 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS,
319 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP,
320 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_CFOLD,
321 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE,
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,
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_TAILC,
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_SSA,
325 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_EXCEPTION,
326 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_EXCEPTION | MONO_OPT_CMOV,
327 MONO_OPT_BRANCH | MONO_OPT_PEEPHOLE | MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP | MONO_OPT_DEADCE | MONO_OPT_LOOP | MONO_OPT_INLINE | MONO_OPT_INTRINS | MONO_OPT_EXCEPTION | MONO_OPT_ABCREM,
328 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,
329 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,
330 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,
331 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,
332 DEFAULT_OPTIMIZATIONS,
335 typedef int (*TestMethod) (void);
339 domain_dump_native_code (MonoDomain *domain) {
340 // need to poke into the domain, move to metadata/domain.c
341 // need to empty jit_info_table and code_mp
346 mini_regression (MonoImage *image, int verbose, int *total_run)
348 guint32 i, opt, opt_flags;
352 int result, expected, failed, cfailed, run, code_size, total;
354 GTimer *timer = g_timer_new ();
355 MonoDomain *domain = mono_domain_get ();
358 /* Note: mono_hwcap_init () called in mono_init () before we get here. */
359 mono_arch_cpu_optimizations (&exclude);
362 fprintf (mini_stats_fd, "$stattitle = \'Mono Benchmark Results (various optimizations)\';\n");
364 fprintf (mini_stats_fd, "$graph->set_legend(qw(");
365 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); opt++) {
366 opt_flags = opt_sets [opt];
367 n = opt_descr (opt_flags);
371 fprintf (mini_stats_fd, " ");
372 fprintf (mini_stats_fd, "%s", n);
376 fprintf (mini_stats_fd, "));\n");
378 fprintf (mini_stats_fd, "@data = (\n");
379 fprintf (mini_stats_fd, "[");
382 /* load the metadata */
383 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
384 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
387 mono_class_init (method->klass);
389 if (!strncmp (method->name, "test_", 5) && mini_stats_fd) {
390 fprintf (mini_stats_fd, "\"%s\",", method->name);
394 fprintf (mini_stats_fd, "],\n");
399 for (opt = 0; opt < G_N_ELEMENTS (opt_sets); ++opt) {
400 double elapsed, comp_time, start_time;
402 opt_flags = opt_sets [opt] & ~exclude;
403 mono_set_defaults (verbose, opt_flags);
404 n = opt_descr (opt_flags);
405 g_print ("Test run: image=%s, opts=%s\n", mono_image_get_filename (image), n);
407 cfailed = failed = run = code_size = 0;
408 comp_time = elapsed = 0.0;
410 /* fixme: ugly hack - delete all previously compiled methods */
411 g_hash_table_destroy (domain_jit_info (domain)->jit_trampoline_hash);
412 domain_jit_info (domain)->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
413 mono_internal_hash_table_destroy (&(domain->jit_code_hash));
414 mono_jit_code_hash_init (&(domain->jit_code_hash));
416 g_timer_start (timer);
418 fprintf (mini_stats_fd, "[");
419 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
420 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
423 if (strncmp (method->name, "test_", 5) == 0) {
424 expected = atoi (method->name + 5);
426 start_time = g_timer_elapsed (timer, NULL);
427 comp_time -= start_time;
428 cfg = mini_method_compile (method, opt_flags, mono_get_root_domain (), TRUE, FALSE, 0);
429 comp_time += g_timer_elapsed (timer, NULL);
430 if (cfg->exception_type == MONO_EXCEPTION_NONE) {
432 g_print ("Running '%s' ...\n", method->name);
433 #ifdef MONO_USE_AOT_COMPILER
434 if ((func = mono_aot_get_method (mono_get_root_domain (), method)))
438 func = (TestMethod)(gpointer)cfg->native_code;
439 func = (TestMethod)mono_create_ftnptr (mono_get_root_domain (), func);
441 if (result != expected) {
443 g_print ("Test '%s' failed result (got %d, expected %d).\n", method->name, result, expected);
445 code_size += cfg->code_len;
446 mono_destroy_compile (cfg);
451 g_print ("Test '%s' failed compilation.\n", method->name);
454 fprintf (mini_stats_fd, "%f, ",
455 g_timer_elapsed (timer, NULL) - start_time);
459 fprintf (mini_stats_fd, "],\n");
460 g_timer_stop (timer);
461 elapsed = g_timer_elapsed (timer, NULL);
462 if (failed > 0 || cfailed > 0){
463 g_print ("Results: total tests: %d, failed: %d, cfailed: %d (pass: %.2f%%)\n",
464 run, failed, cfailed, 100.0*(run-failed-cfailed)/run);
466 g_print ("Results: total tests: %d, all pass \n", run);
469 g_print ("Elapsed time: %f secs (%f, %f), Code size: %d\n\n", elapsed,
470 elapsed - comp_time, comp_time, code_size);
471 total += failed + cfailed;
476 fprintf (mini_stats_fd, ");\n");
477 fflush (mini_stats_fd);
480 g_timer_destroy (timer);
485 mini_regression_list (int verbose, int count, char *images [])
487 int i, total, total_run, run;
490 total_run = total = 0;
491 for (i = 0; i < count; ++i) {
492 ass = mono_assembly_open (images [i], NULL);
494 g_warning ("failed to load assembly: %s", images [i]);
497 total += mini_regression (mono_assembly_get_image (ass), verbose, &run);
501 g_print ("Overall results: tests: %d, failed: %d, opt combinations: %d (pass: %.2f%%)\n",
502 total_run, total, (int)G_N_ELEMENTS (opt_sets), 100.0*(total_run-total)/total_run);
504 g_print ("Overall results: tests: %d, 100%% pass, opt combinations: %d\n",
505 total_run, (int)G_N_ELEMENTS (opt_sets));
511 #ifdef MONO_JIT_INFO_TABLE_TEST
512 typedef struct _JitInfoData
517 struct _JitInfoData *next;
537 static int num_threads;
538 static ThreadData *thread_datas;
539 static MonoDomain *test_domain;
542 alloc_random_data (Region *region)
555 data = ®ion->data;
556 pos = random () % (region->num_datas + 1);
558 while (*data != NULL) {
562 data = &(*data)->next;
566 g_assert (*data == region->data);
568 g_assert (prev->next == *data);
571 prev_end = region->start;
573 prev_end = prev->start + prev->length;
576 next_start = region->start + region->length;
578 next_start = (*data)->start;
580 g_assert (prev_end <= next_start);
582 max_len = next_start - prev_end;
584 if (++num_retries >= 10)
591 d = g_new0 (JitInfoData, 1);
592 d->start = prev_end + random () % (max_len / 2);
593 d->length = random () % MIN (max_len, next_start - d->start) + 1;
595 g_assert (d->start >= prev_end && d->start + d->length <= next_start);
597 d->ji = g_new0 (MonoJitInfo, 1);
598 d->ji->d.method = (MonoMethod*) 0xABadBabe;
599 d->ji->code_start = (gpointer)(gulong) d->start;
600 d->ji->code_size = d->length;
601 d->ji->cas_inited = 1; /* marks an allocated jit info */
612 choose_random_data (Region *region)
618 g_assert (region->num_datas > 0);
620 n = random () % region->num_datas;
622 for (d = ®ion->data, i = 0;
624 d = &(*d)->next, ++i)
631 choose_random_region (ThreadData *td)
633 return &td->regions [random () % td->num_regions];
637 choose_random_thread (void)
639 return &thread_datas [random () % num_threads];
643 free_jit_info_data (ThreadData *td, JitInfoData *free)
645 free->next = td->frees;
648 if (++td->num_frees >= 1000) {
651 for (i = 0; i < 500; ++i)
654 while (free->next != NULL) {
655 JitInfoData *next = free->next->next;
657 //g_free (free->next->ji);
666 #define NUM_THREADS 8
667 #define REGIONS_PER_THREAD 10
668 #define REGION_SIZE 0x10000
670 #define MAX_ADDR (REGION_SIZE * REGIONS_PER_THREAD * NUM_THREADS)
676 test_thread_func (ThreadData *td)
678 int mode = MODE_ALLOC;
680 gulong lookup_successes = 0, lookup_failures = 0;
681 MonoDomain *domain = test_domain;
682 int thread_num = (int)(td - thread_datas);
683 gboolean modify_thread = thread_num < NUM_THREADS / 2; /* only half of the threads modify the table */
689 if (td->num_datas == 0) {
692 } else if (modify_thread && random () % 1000 < 5) {
694 if (mode == MODE_ALLOC)
695 alloc = (random () % 100) < 70;
696 else if (mode == MODE_FREE)
697 alloc = (random () % 100) < 30;
701 /* modify threads sometimes look up their own jit infos */
702 if (modify_thread && random () % 10 < 5) {
703 Region *region = choose_random_region (td);
705 if (region->num_datas > 0) {
706 JitInfoData **data = choose_random_data (region);
707 guint pos = (*data)->start + random () % (*data)->length;
710 ji = mono_jit_info_table_find (domain, (char*)(gulong) pos);
712 g_assert (ji->cas_inited);
713 g_assert ((*data)->ji == ji);
716 int pos = random () % MAX_ADDR;
717 char *addr = (char*)(gulong) pos;
720 ji = mono_jit_info_table_find (domain, addr);
723 * FIXME: We are actually not allowed
724 * to do this. By the time we examine
725 * the ji another thread might already
729 g_assert (addr >= (char*)ji->code_start && addr < (char*)ji->code_start + ji->code_size);
735 JitInfoData *data = alloc_random_data (choose_random_region (td));
738 mono_jit_info_table_add (domain, data->ji);
743 Region *region = choose_random_region (td);
745 if (region->num_datas > 0) {
746 JitInfoData **data = choose_random_data (region);
749 mono_jit_info_table_remove (domain, (*data)->ji);
751 //(*data)->ji->cas_inited = 0; /* marks a free jit info */
754 *data = (*data)->next;
756 free_jit_info_data (td, free);
763 if (++i % 100000 == 0) {
765 g_print ("num datas %d (%ld - %ld): %d", (int)(td - thread_datas),
766 lookup_successes, lookup_failures, td->num_datas);
767 for (j = 0; j < td->num_regions; ++j)
768 g_print (" %d", td->regions [j].num_datas);
772 if (td->num_datas < 100)
774 else if (td->num_datas > 2000)
781 small_id_thread_func (gpointer arg)
783 MonoThread *thread = mono_thread_current ();
784 MonoThreadHazardPointers *hp = mono_hazard_pointer_get ();
786 g_print ("my small id is %d\n", (int)thread->small_id);
787 mono_hazard_pointer_clear (hp, 1);
789 g_print ("done %d\n", (int)thread->small_id);
794 jit_info_table_test (MonoDomain *domain)
798 g_print ("testing jit_info_table\n");
800 num_threads = NUM_THREADS;
801 thread_datas = g_new0 (ThreadData, num_threads);
803 for (i = 0; i < num_threads; ++i) {
806 thread_datas [i].num_regions = REGIONS_PER_THREAD;
807 thread_datas [i].regions = g_new0 (Region, REGIONS_PER_THREAD);
809 for (j = 0; j < REGIONS_PER_THREAD; ++j) {
810 thread_datas [i].regions [j].start = (num_threads * j + i) * REGION_SIZE;
811 thread_datas [i].regions [j].length = REGION_SIZE;
815 test_domain = domain;
818 for (i = 0; i < 72; ++i)
819 mono_thread_create (domain, small_id_thread_func, NULL);
824 for (i = 0; i < num_threads; ++i)
825 mono_thread_create (domain, test_thread_func, &thread_datas [i]);
838 typedef struct CompileAllThreadArgs {
842 guint32 recompilation_times;
843 } CompileAllThreadArgs;
846 compile_all_methods_thread_main_inner (CompileAllThreadArgs *args)
848 MonoAssembly *ass = args->ass;
849 int verbose = args->verbose;
850 MonoImage *image = mono_assembly_get_image (ass);
853 int i, count = 0, fail_count = 0;
855 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
856 guint32 token = MONO_TOKEN_METHOD_DEF | (i + 1);
857 MonoMethodSignature *sig;
859 if (mono_metadata_has_generic_params (image, token))
862 method = mono_get_method (image, token, NULL);
865 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
866 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) ||
867 (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) ||
868 (method->flags & METHOD_ATTRIBUTE_ABSTRACT))
871 if (method->klass->generic_container)
873 sig = mono_method_signature (method);
875 char * desc = mono_method_full_name (method, TRUE);
876 g_print ("Could not retrieve method signature for %s\n", desc);
882 if (sig->has_type_parameters)
887 char * desc = mono_method_full_name (method, TRUE);
888 g_print ("Compiling %d %s\n", count, desc);
891 cfg = mini_method_compile (method, args->opts, mono_get_root_domain (), FALSE, FALSE, 0);
892 if (cfg->exception_type != MONO_EXCEPTION_NONE) {
893 printf ("Compilation of %s failed with exception '%s':\n", mono_method_full_name (cfg->method, TRUE), cfg->exception_message);
896 mono_destroy_compile (cfg);
904 compile_all_methods_thread_main (CompileAllThreadArgs *args)
907 for (i = 0; i < args->recompilation_times; ++i)
908 compile_all_methods_thread_main_inner (args);
912 compile_all_methods (MonoAssembly *ass, int verbose, guint32 opts, guint32 recompilation_times)
914 CompileAllThreadArgs args;
917 args.verbose = verbose;
919 args.recompilation_times = recompilation_times;
922 * Need to create a mono thread since compilation might trigger
923 * running of managed code.
925 mono_thread_create (mono_domain_get (), compile_all_methods_thread_main, &args);
927 mono_thread_manage ();
932 * @assembly: reference to an assembly
933 * @argc: argument count
934 * @argv: argument vector
936 * Start execution of a program.
939 mono_jit_exec (MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[])
941 MonoImage *image = mono_assembly_get_image (assembly);
943 guint32 entry = mono_image_get_entry_point (image);
946 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
947 /* FIXME: remove this silly requirement. */
948 mono_environment_exitcode_set (1);
952 method = mono_get_method (image, entry, NULL);
954 g_print ("The entry point method could not be loaded\n");
955 mono_environment_exitcode_set (1);
959 return mono_runtime_run_main (method, argc, argv, NULL);
972 static void main_thread_handler (gpointer user_data)
974 MainThreadArgs *main_args = user_data;
975 MonoAssembly *assembly;
977 if (mono_compile_aot) {
980 /* Treat the other arguments as assemblies to compile too */
981 for (i = 0; i < main_args->argc; ++i) {
982 assembly = mono_domain_assembly_open (main_args->domain, main_args->argv [i]);
984 fprintf (stderr, "Can not open image %s\n", main_args->argv [i]);
987 /* Check that the assembly loaded matches the filename */
989 MonoImageOpenStatus status;
992 img = mono_image_open (main_args->argv [i], &status);
993 if (img && strcmp (img->name, assembly->image->name)) {
994 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);
998 res = mono_compile_assembly (assembly, main_args->opts, main_args->aot_options);
1000 fprintf (stderr, "AOT of image %s failed.\n", main_args->argv [i]);
1005 assembly = mono_domain_assembly_open (main_args->domain, main_args->file);
1007 fprintf (stderr, "Can not open image %s\n", main_args->file);
1012 * This must be done in a thread managed by mono since it can invoke
1015 if (main_args->opts & MONO_OPT_PRECOMP)
1016 mono_precompile_assemblies ();
1018 mono_jit_exec (main_args->domain, assembly, main_args->argc, main_args->argv);
1023 load_agent (MonoDomain *domain, char *desc)
1025 char* col = strchr (desc, ':');
1027 MonoAssembly *agent_assembly;
1031 MonoArray *main_args;
1033 MonoImageOpenStatus open_status;
1036 agent = g_memdup (desc, col - desc + 1);
1037 agent [col - desc] = '\0';
1040 agent = g_strdup (desc);
1044 agent_assembly = mono_assembly_open (agent, &open_status);
1045 if (!agent_assembly) {
1046 fprintf (stderr, "Cannot open agent assembly '%s': %s.\n", agent, mono_image_strerror (open_status));
1052 * Can't use mono_jit_exec (), as it sets things which might confuse the
1055 image = mono_assembly_get_image (agent_assembly);
1056 entry = mono_image_get_entry_point (image);
1058 g_print ("Assembly '%s' doesn't have an entry point.\n", mono_image_get_filename (image));
1063 method = mono_get_method (image, entry, NULL);
1064 if (method == NULL){
1065 g_print ("The entry point method of assembly '%s' could not be loaded\n", agent);
1070 mono_thread_set_main (mono_thread_current ());
1073 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 1);
1074 mono_array_set (main_args, MonoString*, 0, mono_string_new (domain, args));
1076 main_args = (MonoArray*)mono_array_new (domain, mono_defaults.string_class, 0);
1082 /* Pass NULL as 'exc' so unhandled exceptions abort the runtime */
1083 mono_runtime_invoke (method, NULL, pa, NULL);
1089 mini_usage_jitdeveloper (void)
1094 "Runtime and JIT debugging options:\n"
1095 " --breakonex Inserts a breakpoint on exceptions\n"
1096 " --break METHOD Inserts a breakpoint at METHOD entry\n"
1097 " --break-at-bb METHOD N Inserts a breakpoint in METHOD at BB N\n"
1098 " --compile METHOD Just compile METHOD in assembly\n"
1099 " --compile-all=N Compiles all the methods in the assembly multiple times (default: 1)\n"
1100 " --ncompile N Number of times to compile METHOD (default: 1)\n"
1101 " --print-vtable Print the vtable of all used classes\n"
1102 " --regression Runs the regression test contained in the assembly\n"
1103 " --statfile FILE Sets the stat file to FILE\n"
1104 " --stats Print statistics about the JIT operations\n"
1105 " --wapi=hps|semdel|seminfo IO-layer maintenance\n"
1106 " --inject-async-exc METHOD OFFSET Inject an asynchronous exception at METHOD\n"
1107 " --verify-all Run the verifier on all assemblies and methods\n"
1108 " --full-aot Avoid JITting any code\n"
1109 " --agent=ASSEMBLY[:ARG] Loads the specific agent assembly and executes its Main method with the given argument before loading the main assembly.\n"
1110 " --no-x86-stack-align Don't align stack on x86\n"
1113 " --graph[=TYPE] METHOD Draws a graph of the specified method:\n");
1115 for (i = 0; i < G_N_ELEMENTS (graph_names); ++i) {
1116 fprintf (stdout, " %-10s %s\n", graph_names [i].name, graph_names [i].desc);
1121 mini_usage_list_opt (void)
1125 for (i = 0; i < G_N_ELEMENTS (opt_names); ++i)
1126 fprintf (stdout, " %-10s %s\n", optflag_get_name (i), optflag_get_desc (i));
1133 "Usage is: mono [options] program [program-options]\n"
1136 " --aot[=<options>] Compiles the assembly to native code\n"
1137 " --debug[=<options>] Enable debugging support, use --help-debug for details\n"
1138 " --debugger-agent=options Enable the debugger agent\n"
1139 " --profile[=profiler] Runs in profiling mode with the specified profiler module\n"
1140 " --trace[=EXPR] Enable tracing, use --help-trace for details\n"
1141 " --jitmap Output a jit method map to /tmp/perf-PID.map\n"
1142 " --help-devel Shows more options available to developers\n"
1143 #ifdef __native_client_codegen__
1144 " --nacl-align-mask-off Turn off Native Client 32-byte alignment mask (for debug only)\n"
1148 " --config FILE Loads FILE as the Mono config\n"
1149 " --verbose, -v Increases the verbosity level\n"
1150 " --help, -h Show usage information\n"
1151 " --version, -V Show version information\n"
1152 " --runtime=VERSION Use the VERSION runtime, instead of autodetecting\n"
1153 " --optimize=OPT Turns on or off a specific optimization\n"
1154 " Use --list-opt to get a list of optimizations\n"
1155 #ifndef DISABLE_SECURITY
1156 " --security[=mode] Turns on the unsupported security manager (off by default)\n"
1157 " mode is one of cas, core-clr, verifiable or validil\n"
1159 " --attach=OPTIONS Pass OPTIONS to the attach agent in the runtime.\n"
1160 " Currently the only supported option is 'disable'.\n"
1161 " --llvm, --nollvm Controls whenever the runtime uses LLVM to compile code.\n"
1162 " --gc=[sgen,boehm] Select SGen or Boehm GC (runs mono or mono-sgen)\n"
1164 " --mixed-mode Enable mixed-mode image support.\n"
1170 mini_trace_usage (void)
1173 "Tracing options:\n"
1174 " --trace[=EXPR] Trace every call, optional EXPR controls the scope\n"
1176 "EXPR is composed of:\n"
1177 " all All assemblies\n"
1178 " none No assemblies\n"
1179 " program Entry point assembly\n"
1180 " assembly Specifies an assembly\n"
1181 " wrapper All wrappers bridging native and managed code\n"
1182 " M:Type:Method Specifies a method\n"
1183 " N:Namespace Specifies a namespace\n"
1184 " T:Type Specifies a type\n"
1185 " E:Type Specifies stack traces for an exception type\n"
1186 " EXPR Includes expression\n"
1187 " -EXPR Excludes expression\n"
1188 " EXPR,EXPR Multiple expressions\n"
1189 " disabled Don't print any output until toggled via SIGUSR2\n");
1193 mini_debug_usage (void)
1196 "Debugging options:\n"
1197 " --debug[=OPTIONS] Enable debugging support, optional OPTIONS is a comma\n"
1198 " separated list of options\n"
1200 "OPTIONS is composed of:\n"
1201 " casts Enable more detailed InvalidCastException messages.\n"
1202 " mdb-optimizations Disable some JIT optimizations which are normally\n"
1203 " disabled when running inside the debugger.\n"
1204 " This is useful if you plan to attach to the running\n"
1205 " process with the debugger.\n");
1208 #if defined(MONO_ARCH_ARCHITECTURE)
1209 /* Redefine ARCHITECTURE to include more information */
1211 #define ARCHITECTURE MONO_ARCH_ARCHITECTURE
1214 static const char info[] =
1215 #ifdef HAVE_KW_THREAD
1219 #endif /* HAVE_KW_THREAD */
1220 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
1221 "\tSIGSEGV: altstack\n"
1223 "\tSIGSEGV: normal\n"
1226 "\tNotifications: epoll\n"
1227 #elif defined(HAVE_KQUEUE)
1228 "\tNotification: kqueue\n"
1230 "\tNotification: Thread + polling\n"
1232 "\tArchitecture: " ARCHITECTURE "\n"
1233 "\tDisabled: " DISABLED_FEATURES "\n"
1235 #ifdef MONO_SMALL_CONFIG
1238 #ifdef MONO_BIG_ARRAYS
1241 #ifdef MONO_DEBUGGER_SUPPORTED
1244 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && !defined(DISABLE_SOFT_DEBUG)
1248 #ifdef MONO_ARCH_LLVM_SUPPORTED
1250 "\tLLVM: yes(" LLVM_VERSION ")\n"
1252 "\tLLVM: supported, not enabled.\n"
1257 #ifndef MONO_ARCH_AOT_SUPPORTED
1258 #define error_if_aot_unsupported() do {fprintf (stderr, "AOT compilation is not supported on this platform.\n"); exit (1);} while (0)
1260 #define error_if_aot_unsupported()
1264 BOOL APIENTRY DllMain (HMODULE module_handle, DWORD reason, LPVOID reserved)
1267 if (!mono_gc_dllmain (module_handle, reason, reserved))
1272 case DLL_PROCESS_ATTACH:
1273 mono_install_runtime_load (mini_init);
1275 case DLL_PROCESS_DETACH:
1276 if (coree_module_handle)
1277 FreeLibrary (coree_module_handle);
1279 case DLL_THREAD_DETACH:
1280 mono_thread_info_dettach ();
1288 static gboolean enable_debugging;
1291 * mono_jit_parse_options:
1293 * Process the command line options in ARGV as done by the runtime executable.
1294 * This should be called before mono_jit_init ().
1297 mono_jit_parse_options (int argc, char * argv[])
1300 char *trace_options = NULL;
1301 int mini_verbose = 0;
1304 * Some options have no effect here, since they influence the behavior of
1308 /* FIXME: Avoid code duplication */
1309 for (i = 0; i < argc; ++i) {
1310 if (argv [i] [0] != '-')
1312 if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1313 MonoDebugOptions *opt = mini_get_debug_options ();
1315 mono_debugger_agent_parse_options (argv [i] + 17);
1316 opt->mdb_optimizations = TRUE;
1317 enable_debugging = TRUE;
1318 } else if (!strcmp (argv [i], "--soft-breakpoints")) {
1319 MonoDebugOptions *opt = mini_get_debug_options ();
1321 opt->soft_breakpoints = TRUE;
1322 opt->explicit_null_checks = TRUE;
1323 } else if (strncmp (argv [i], "--optimize=", 11) == 0) {
1324 guint32 opt = parse_optimizations (argv [i] + 11);
1325 mono_set_optimizations (opt);
1326 } else if (strncmp (argv [i], "-O=", 3) == 0) {
1327 guint32 opt = parse_optimizations (argv [i] + 3);
1328 mono_set_optimizations (opt);
1329 } else if (strcmp (argv [i], "--trace") == 0) {
1330 trace_options = (char*)"";
1331 } else if (strncmp (argv [i], "--trace=", 8) == 0) {
1332 trace_options = &argv [i][8];
1333 } else if (strcmp (argv [i], "--verbose") == 0 || strcmp (argv [i], "-v") == 0) {
1335 } else if (strcmp (argv [i], "--breakonex") == 0) {
1336 MonoDebugOptions *opt = mini_get_debug_options ();
1338 opt->break_on_exc = TRUE;
1339 } else if (strcmp (argv [i], "--stats") == 0) {
1340 mono_counters_enable (-1);
1341 mono_stats.enabled = TRUE;
1342 mono_jit_stats.enabled = TRUE;
1343 } else if (strcmp (argv [i], "--break") == 0) {
1345 fprintf (stderr, "Missing method name in --break command line option\n");
1349 if (!mono_debugger_insert_breakpoint (argv [++i], FALSE))
1350 fprintf (stderr, "Error: invalid method name '%s'\n", argv [i]);
1351 } else if (strcmp (argv [i], "--llvm") == 0) {
1352 #ifndef MONO_ARCH_LLVM_SUPPORTED
1353 fprintf (stderr, "Mono Warning: --llvm not supported on this platform.\n");
1354 #elif !defined(ENABLE_LLVM)
1355 fprintf (stderr, "Mono Warning: --llvm not enabled in this runtime.\n");
1357 mono_use_llvm = TRUE;
1360 fprintf (stderr, "Unsupported command line option: '%s'\n", argv [i]);
1365 if (trace_options != NULL) {
1367 * Need to call this before mini_init () so we can trace methods
1368 * compiled there too.
1370 mono_jit_trace_calls = mono_trace_parse_options (trace_options);
1371 if (mono_jit_trace_calls == NULL)
1376 mono_set_verbose_level (mini_verbose);
1380 mono_set_use_smp (int use_smp)
1382 #if HAVE_SCHED_SETAFFINITY
1384 unsigned long proc_mask = 1;
1385 #ifdef GLIBC_BEFORE_2_3_4_SCHED_SETAFFINITY
1386 sched_setaffinity (getpid(), (gpointer)&proc_mask);
1388 sched_setaffinity (getpid(), sizeof (unsigned long), (gpointer)&proc_mask);
1395 switch_gc (char* argv[], const char* target_gc)
1399 if (!strcmp (mono_gc_get_gc_name (), target_gc)) {
1403 path = g_string_new (argv [0]);
1405 /*Running mono without any argument*/
1406 if (strstr (argv [0], "-sgen"))
1407 g_string_truncate (path, path->len - 5);
1408 else if (strstr (argv [0], "-boehm"))
1409 g_string_truncate (path, path->len - 6);
1411 g_string_append_c (path, '-');
1412 g_string_append (path, target_gc);
1415 execvp (path->str, argv);
1417 fprintf (stderr, "Error: --gc=<NAME> option not supported on this platform.\n");
1423 * @argc: number of arguments in the argv array
1424 * @argv: array of strings containing the startup arguments
1426 * Launches the Mono JIT engine and parses all the command line options
1427 * in the same way that the mono command line VM would.
1430 mono_main (int argc, char* argv[])
1432 MainThreadArgs main_args;
1433 MonoAssembly *assembly;
1434 MonoMethodDesc *desc;
1438 MonoImageOpenStatus open_status;
1439 const char* aname, *mname = NULL;
1440 char *config_file = NULL;
1442 guint32 opt, action = DO_EXEC, recompilation_times = 1;
1443 MonoGraphOptions mono_graph_options = 0;
1444 int mini_verbose = 0;
1445 gboolean enable_profile = FALSE;
1446 char *trace_options = NULL;
1447 char *profile_options = NULL;
1448 char *aot_options = NULL;
1449 char *forced_version = NULL;
1450 GPtrArray *agents = NULL;
1451 char *attach_options = NULL;
1452 #ifdef MONO_JIT_INFO_TABLE_TEST
1453 int test_jit_info_table = FALSE;
1456 int mixed_mode = FALSE;
1458 #ifdef __native_client__
1459 gboolean nacl_null_checks_off = FALSE;
1464 /* stdout defaults to block buffering if it's not writing to a terminal, which
1465 * happens with our test harness: we redirect stdout to capture it. Force line
1466 * buffering in all cases. */
1467 setlinebuf (stdout);
1471 setlocale (LC_ALL, "");
1473 if (g_getenv ("MONO_NO_SMP"))
1474 mono_set_use_smp (FALSE);
1476 if (!g_thread_supported ())
1477 g_thread_init (NULL);
1479 g_log_set_always_fatal (G_LOG_LEVEL_ERROR);
1480 g_log_set_fatal_mask (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR);
1482 opt = parse_optimizations (NULL);
1484 for (i = 1; i < argc; ++i) {
1485 if (argv [i] [0] != '-')
1487 if (strcmp (argv [i], "--regression") == 0) {
1488 action = DO_REGRESSION;
1489 } else if (strcmp (argv [i], "--verbose") == 0 || strcmp (argv [i], "-v") == 0) {
1491 } else if (strcmp (argv [i], "--version") == 0 || strcmp (argv [i], "-V") == 0) {
1492 char *build = mono_get_runtime_build_info ();
1495 g_print ("Mono Runtime Engine version %s\nCopyright (C) 2002-2013 Novell, Inc, Xamarin Inc and Contributors. www.mono-project.com\n", build);
1498 gc_descr = mono_gc_get_description ();
1499 g_print ("\tGC: %s\n", gc_descr);
1503 const char *clibpath;
1505 cerror = mono_check_corlib_version ();
1506 clibpath = mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown";
1508 g_print ("The currently installed mscorlib doesn't match this runtime version.\n");
1509 g_print ("The error is: %s\n", cerror);
1510 g_print ("mscorlib.dll loaded at: %s\n", clibpath);
1515 } else if (strcmp (argv [i], "--help") == 0 || strcmp (argv [i], "-h") == 0) {
1518 } else if (strcmp (argv [i], "--help-trace") == 0){
1519 mini_trace_usage ();
1521 } else if (strcmp (argv [i], "--help-devel") == 0){
1522 mini_usage_jitdeveloper ();
1524 } else if (strcmp (argv [i], "--help-debug") == 0){
1525 mini_debug_usage ();
1527 } else if (strcmp (argv [i], "--list-opt") == 0){
1528 mini_usage_list_opt ();
1530 } else if (strncmp (argv [i], "--statfile", 10) == 0) {
1532 fprintf (stderr, "error: --statfile requires a filename argument\n");
1535 mini_stats_fd = fopen (argv [++i], "w+");
1536 } else if (strncmp (argv [i], "--optimize=", 11) == 0) {
1537 opt = parse_optimizations (argv [i] + 11);
1538 } else if (strncmp (argv [i], "-O=", 3) == 0) {
1539 opt = parse_optimizations (argv [i] + 3);
1540 } else if (strcmp (argv [i], "--gc=sgen") == 0) {
1541 switch_gc (argv, "sgen");
1542 } else if (strcmp (argv [i], "--gc=boehm") == 0) {
1543 switch_gc (argv, "boehm");
1544 } else if (strcmp (argv [i], "--config") == 0) {
1546 fprintf (stderr, "error: --config requires a filename argument\n");
1549 config_file = argv [++i];
1551 } else if (strcmp (argv [i], "--mixed-mode") == 0) {
1554 } else if (strcmp (argv [i], "--ncompile") == 0) {
1556 fprintf (stderr, "error: --ncompile requires an argument\n");
1559 count = atoi (argv [++i]);
1561 } else if (strcmp (argv [i], "--trace") == 0) {
1562 trace_options = (char*)"";
1563 } else if (strncmp (argv [i], "--trace=", 8) == 0) {
1564 trace_options = &argv [i][8];
1565 } else if (strcmp (argv [i], "--breakonex") == 0) {
1566 MonoDebugOptions *opt = mini_get_debug_options ();
1568 opt->break_on_exc = TRUE;
1569 } else if (strcmp (argv [i], "--break") == 0) {
1571 fprintf (stderr, "Missing method name in --break command line option\n");
1575 if (!mono_debugger_insert_breakpoint (argv [++i], FALSE))
1576 fprintf (stderr, "Error: invalid method name '%s'\n", argv [i]);
1577 } else if (strcmp (argv [i], "--break-at-bb") == 0) {
1578 if (i + 2 >= argc) {
1579 fprintf (stderr, "Missing method name or bb num in --break-at-bb command line option.");
1582 mono_break_at_bb_method = mono_method_desc_new (argv [++i], TRUE);
1583 if (mono_break_at_bb_method == NULL) {
1584 fprintf (stderr, "Method name is in a bad format in --break-at-bb command line option.");
1587 mono_break_at_bb_bb_num = atoi (argv [++i]);
1588 } else if (strcmp (argv [i], "--inject-async-exc") == 0) {
1589 if (i + 2 >= argc) {
1590 fprintf (stderr, "Missing method name or position in --inject-async-exc command line option\n");
1593 mono_inject_async_exc_method = mono_method_desc_new (argv [++i], TRUE);
1594 if (mono_inject_async_exc_method == NULL) {
1595 fprintf (stderr, "Method name is in a bad format in --inject-async-exc command line option\n");
1598 mono_inject_async_exc_pos = atoi (argv [++i]);
1599 } else if (strcmp (argv [i], "--verify-all") == 0) {
1600 mono_verifier_enable_verify_all ();
1601 } else if (strcmp (argv [i], "--full-aot") == 0) {
1602 mono_aot_only = TRUE;
1603 } else if (strcmp (argv [i], "--print-vtable") == 0) {
1604 mono_print_vtable = TRUE;
1605 } else if (strcmp (argv [i], "--stats") == 0) {
1606 mono_counters_enable (-1);
1607 mono_stats.enabled = TRUE;
1608 mono_jit_stats.enabled = TRUE;
1610 } else if (strcmp (argv [i], "--aot") == 0) {
1611 error_if_aot_unsupported ();
1612 mono_compile_aot = TRUE;
1613 } else if (strncmp (argv [i], "--aot=", 6) == 0) {
1614 error_if_aot_unsupported ();
1615 mono_compile_aot = TRUE;
1616 aot_options = &argv [i][6];
1618 } else if (strncmp (argv [i], "--compile-all=", 14) == 0) {
1619 action = DO_COMPILE;
1620 recompilation_times = atoi (argv [i] + 14);
1621 } else if (strcmp (argv [i], "--compile-all") == 0) {
1622 action = DO_COMPILE;
1623 } else if (strncmp (argv [i], "--runtime=", 10) == 0) {
1624 forced_version = &argv [i][10];
1625 } else if (strcmp (argv [i], "--jitmap") == 0) {
1626 mono_enable_jit_map ();
1627 } else if (strcmp (argv [i], "--profile") == 0) {
1628 enable_profile = TRUE;
1629 profile_options = NULL;
1630 } else if (strncmp (argv [i], "--profile=", 10) == 0) {
1631 enable_profile = TRUE;
1632 profile_options = argv [i] + 10;
1633 } else if (strncmp (argv [i], "--agent=", 8) == 0) {
1635 agents = g_ptr_array_new ();
1636 g_ptr_array_add (agents, argv [i] + 8);
1637 } else if (strncmp (argv [i], "--attach=", 9) == 0) {
1638 attach_options = argv [i] + 9;
1639 } else if (strcmp (argv [i], "--compile") == 0) {
1641 fprintf (stderr, "error: --compile option requires a method name argument\n");
1647 } else if (strncmp (argv [i], "--graph=", 8) == 0) {
1649 fprintf (stderr, "error: --graph option requires a method name argument\n");
1653 mono_graph_options = mono_parse_graph_options (argv [i] + 8);
1656 } else if (strcmp (argv [i], "--graph") == 0) {
1658 fprintf (stderr, "error: --graph option requires a method name argument\n");
1663 mono_graph_options = MONO_GRAPH_CFG;
1665 } else if (strcmp (argv [i], "--debug") == 0) {
1666 enable_debugging = TRUE;
1667 } else if (strncmp (argv [i], "--debug=", 8) == 0) {
1668 enable_debugging = TRUE;
1669 if (!parse_debug_options (argv [i] + 8))
1671 } else if (strncmp (argv [i], "--debugger-agent=", 17) == 0) {
1672 MonoDebugOptions *opt = mini_get_debug_options ();
1674 mono_debugger_agent_parse_options (argv [i] + 17);
1675 opt->mdb_optimizations = TRUE;
1676 enable_debugging = TRUE;
1677 } else if (strcmp (argv [i], "--security") == 0) {
1678 #ifndef DISABLE_SECURITY
1679 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1680 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1681 mono_activate_security_manager ();
1683 fprintf (stderr, "error: --security: not compiled with security manager support");
1686 } else if (strncmp (argv [i], "--security=", 11) == 0) {
1687 /* Note: temporary-smcs-hack, validil, and verifiable need to be
1688 accepted even if DISABLE_SECURITY is defined. */
1690 if (strcmp (argv [i] + 11, "temporary-smcs-hack") == 0) {
1691 mono_security_set_mode (MONO_SECURITY_MODE_SMCS_HACK);
1692 } else if (strcmp (argv [i] + 11, "core-clr") == 0) {
1693 #ifndef DISABLE_SECURITY
1694 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1695 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1697 fprintf (stderr, "error: --security: not compiled with CoreCLR support");
1700 } else if (strcmp (argv [i] + 11, "core-clr-test") == 0) {
1701 #ifndef DISABLE_SECURITY
1702 /* fixme should we enable verifiable code here?*/
1703 mono_security_set_mode (MONO_SECURITY_MODE_CORE_CLR);
1704 mono_security_core_clr_test = TRUE;
1706 fprintf (stderr, "error: --security: not compiled with CoreCLR support");
1709 } else if (strcmp (argv [i] + 11, "cas") == 0) {
1710 #ifndef DISABLE_SECURITY
1711 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1712 mono_security_set_mode (MONO_SECURITY_MODE_CAS);
1713 mono_activate_security_manager ();
1715 fprintf (stderr, "error: --security: not compiled with CAS support");
1718 } else if (strcmp (argv [i] + 11, "validil") == 0) {
1719 mono_verifier_set_mode (MONO_VERIFIER_MODE_VALID);
1720 } else if (strcmp (argv [i] + 11, "verifiable") == 0) {
1721 mono_verifier_set_mode (MONO_VERIFIER_MODE_VERIFIABLE);
1723 fprintf (stderr, "error: --security= option has invalid argument (cas, core-clr, verifiable or validil)\n");
1726 } else if (strcmp (argv [i], "--desktop") == 0) {
1727 mono_gc_set_desktop_mode ();
1728 /* Put more desktop-specific optimizations here */
1729 } else if (strcmp (argv [i], "--server") == 0){
1730 mono_config_set_server_mode (TRUE);
1731 /* Put more server-specific optimizations here */
1732 } else if (strcmp (argv [i], "--inside-mdb") == 0) {
1733 action = DO_DEBUGGER;
1734 } else if (strncmp (argv [i], "--wapi=", 7) == 0) {
1735 if (strcmp (argv [i] + 7, "hps") == 0) {
1736 return mini_wapi_hps (argc - i, argv + i);
1737 } else if (strcmp (argv [i] + 7, "semdel") == 0) {
1738 return mini_wapi_semdel (argc - i, argv + i);
1739 } else if (strcmp (argv [i] + 7, "seminfo") == 0) {
1740 return mini_wapi_seminfo (argc - i, argv + i);
1742 fprintf (stderr, "Invalid --wapi suboption: '%s'\n", argv [i]);
1745 } else if (strcmp (argv [i], "--no-x86-stack-align") == 0) {
1746 mono_do_x86_stack_align = FALSE;
1747 #ifdef MONO_JIT_INFO_TABLE_TEST
1748 } else if (strcmp (argv [i], "--test-jit-info-table") == 0) {
1749 test_jit_info_table = TRUE;
1751 } else if (strcmp (argv [i], "--llvm") == 0) {
1752 #ifndef MONO_ARCH_LLVM_SUPPORTED
1753 fprintf (stderr, "Mono Warning: --llvm not supported on this platform.\n");
1754 #elif !defined(ENABLE_LLVM)
1755 fprintf (stderr, "Mono Warning: --llvm not enabled in this runtime.\n");
1757 mono_use_llvm = TRUE;
1759 } else if (strcmp (argv [i], "--nollvm") == 0){
1760 mono_use_llvm = FALSE;
1761 #ifdef __native_client_codegen__
1762 } else if (strcmp (argv [i], "--nacl-align-mask-off") == 0){
1763 nacl_align_byte = -1; /* 0xff */
1765 #ifdef __native_client__
1766 } else if (strcmp (argv [i], "--nacl-mono-path") == 0){
1767 nacl_mono_path = g_strdup(argv[++i]);
1768 } else if (strcmp (argv [i], "--nacl-null-checks-off") == 0){
1769 nacl_null_checks_off = TRUE;
1772 fprintf (stderr, "Unknown command line option: '%s'\n", argv [i]);
1777 #ifdef __native_client_codegen__
1778 if (g_getenv ("MONO_NACL_ALIGN_MASK_OFF"))
1780 nacl_align_byte = -1; /* 0xff */
1782 if (!nacl_null_checks_off) {
1783 MonoDebugOptions *opt = mini_get_debug_options ();
1784 opt->explicit_null_checks = TRUE;
1793 if (g_getenv ("MONO_XDEBUG"))
1794 enable_debugging = TRUE;
1796 #ifdef MONO_CROSS_COMPILE
1797 if (!mono_compile_aot) {
1798 fprintf (stderr, "This mono runtime is compiled for cross-compiling. Only the --aot option is supported.\n");
1801 #if SIZEOF_VOID_P == 8 && defined(TARGET_ARM)
1802 fprintf (stderr, "Can't cross-compile on 64 bit platforms to arm.\n");
1807 if ((action == DO_EXEC) && mono_debug_using_mono_debugger ())
1808 action = DO_DEBUGGER;
1810 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1811 g_set_prgname (argv[i]);
1815 mono_profiler_load (profile_options);
1817 mono_attach_parse_options (attach_options);
1819 if (trace_options != NULL){
1821 * Need to call this before mini_init () so we can trace methods
1822 * compiled there too.
1824 mono_jit_trace_calls = mono_trace_parse_options (trace_options);
1825 if (mono_jit_trace_calls == NULL)
1830 if (!mono_aot_only) {
1831 fprintf (stderr, "This runtime has been configured with --enable-minimal=jit, so the --full-aot command line option is required.\n");
1836 if (action == DO_DEBUGGER) {
1837 enable_debugging = TRUE;
1839 #ifdef MONO_DEBUGGER_SUPPORTED
1840 mono_debug_init (MONO_DEBUG_FORMAT_DEBUGGER);
1842 g_print ("The Mono Debugger is not supported on this platform.\n");
1845 } else if (enable_debugging)
1846 mono_debug_init (MONO_DEBUG_FORMAT_MONO);
1848 #ifdef MONO_DEBUGGER_SUPPORTED
1849 if (enable_debugging) {
1850 if ((opt & MONO_OPT_GSHARED) == 0)
1851 mini_debugger_set_attach_ok ();
1857 mono_load_coree (argv [i]);
1860 mono_set_defaults (mini_verbose, opt);
1861 domain = mini_init (argv [i], forced_version);
1863 mono_gc_set_stack_end (&domain);
1868 for (i = 0; i < agents->len; ++i) {
1869 int res = load_agent (domain, (char*)g_ptr_array_index (agents, i));
1871 g_ptr_array_free (agents, TRUE);
1872 mini_cleanup (domain);
1877 g_ptr_array_free (agents, TRUE);
1882 if (mini_regression_list (mini_verbose, argc -i, argv + i)) {
1883 g_print ("Regression ERRORS!\n");
1884 mini_cleanup (domain);
1887 mini_cleanup (domain);
1890 if (argc - i != 1 || mname == NULL) {
1891 g_print ("Usage: mini --ncompile num --compile method assembly\n");
1892 mini_cleanup (domain);
1898 if (argc - i != 1) {
1900 mini_cleanup (domain);
1906 if (argc - i != 1 || mname == NULL) {
1908 mini_cleanup (domain);
1916 mini_cleanup (domain);
1923 /* Parse gac loading options before loading assemblies. */
1924 if (mono_compile_aot || action == DO_EXEC || action == DO_DEBUGGER) {
1925 mono_config_parse (config_file);
1928 #ifdef MONO_JIT_INFO_TABLE_TEST
1929 if (test_jit_info_table)
1930 jit_info_table_test (domain);
1933 assembly = mono_assembly_open (aname, &open_status);
1935 fprintf (stderr, "Cannot open assembly '%s': %s.\n", aname, mono_image_strerror (open_status));
1936 mini_cleanup (domain);
1940 if (trace_options != NULL)
1941 mono_trace_set_assembly (assembly);
1943 if (mono_compile_aot || action == DO_EXEC) {
1946 //mono_set_rootdir ();
1948 error = mono_check_corlib_version ();
1950 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
1951 fprintf (stderr, "Loaded from: %s\n",
1952 mono_defaults.corlib? mono_image_get_filename (mono_defaults.corlib): "unknown");
1953 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
1958 /* Detach console when executing IMAGE_SUBSYSTEM_WINDOWS_GUI on win32 */
1959 if (!enable_debugging && !mono_compile_aot && ((MonoCLIImageInfo*)(mono_assembly_get_image (assembly)->image_info))->cli_header.nt.pe_subsys_required == IMAGE_SUBSYSTEM_WINDOWS_GUI)
1963 main_args.domain = domain;
1964 main_args.file = aname;
1965 main_args.argc = argc - i;
1966 main_args.argv = argv + i;
1967 main_args.opts = opt;
1968 main_args.aot_options = aot_options;
1969 #if RUN_IN_SUBTHREAD
1970 mono_runtime_exec_managed_code (domain, main_thread_handler, &main_args);
1972 main_thread_handler (&main_args);
1973 mono_thread_manage ();
1977 * On unix, WaitForMultipleObjects for threads is implemented by waiting on
1978 * a cond variable, which is set by the thread when it exits _mono code_,
1979 * but it could still be running libc code. On amd64, the libc thread exit
1980 * code does a stack unwind, and if it encounters a frame pointing to native
1981 * code which is in memory which is no longer mapped (because the runtime has
1982 * shut down), it will crash:
1983 * http://mail-archives.apache.org/mod_mbox/harmony-dev/200801.mbox/%3C200801130327.41572.gshimansky@apache.org%3E
1984 * Testcase: tests/main-exit-background-change.exe.
1985 * Testcase: test/main-returns-background-abort-resetabort.exe.
1986 * To make this race less frequent, we avoid freeing the global code manager.
1987 * Since mono_main () is hopefully only used by the runtime executable, this
1988 * will only cause a shutdown leak. This workaround also has the advantage
1989 * that it can be back-ported to 2.0 safely.
1990 * FIXME: Fix this properly by waiting for threads to really exit using
1991 * pthread_join (). This cannot be done currently as the io-layer calls
1992 * pthread_detach ().
1994 * This used to be an amd64 only crash, but it looks like now most glibc targets do unwinding
1995 * that requires reading the target code.
1997 #if defined( __linux__ ) || defined( __native_client__ )
1998 mono_dont_free_global_codeman = TRUE;
2001 mini_cleanup (domain);
2003 /* Look up return value from System.Environment.ExitCode */
2004 i = mono_environment_exitcode_get ();
2006 } else if (action == DO_COMPILE) {
2007 compile_all_methods (assembly, mini_verbose, opt, recompilation_times);
2008 mini_cleanup (domain);
2010 } else if (action == DO_DEBUGGER) {
2011 #ifdef MONO_DEBUGGER_SUPPORTED
2014 error = mono_check_corlib_version ();
2016 fprintf (stderr, "Corlib not in sync with this runtime: %s\n", error);
2017 fprintf (stderr, "Download a newer corlib or a newer runtime at http://www.go-mono.com/daily.\n");
2021 mini_debugger_main (domain, assembly, argc - i, argv + i);
2022 mini_cleanup (domain);
2028 desc = mono_method_desc_new (mname, 0);
2030 g_print ("Invalid method name %s\n", mname);
2031 mini_cleanup (domain);
2034 method = mono_method_desc_search_in_image (desc, mono_assembly_get_image (assembly));
2036 g_print ("Cannot find method %s\n", mname);
2037 mini_cleanup (domain);
2042 if (action == DO_DRAW) {
2045 switch (mono_graph_options) {
2046 case MONO_GRAPH_DTREE:
2048 opt |= MONO_OPT_LOOP;
2050 case MONO_GRAPH_CFG_CODE:
2053 case MONO_GRAPH_CFG_SSA:
2056 case MONO_GRAPH_CFG_OPTCODE:
2063 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
2064 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
2066 nm = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
2067 cfg = mini_method_compile (nm, opt, mono_get_root_domain (), FALSE, FALSE, part);
2070 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, part);
2071 if ((mono_graph_options & MONO_GRAPH_CFG_SSA) && !(cfg->comp_done & MONO_COMP_SSA)) {
2072 g_warning ("no SSA info available (use -O=deadce)");
2075 mono_draw_graph (cfg, mono_graph_options);
2076 mono_destroy_compile (cfg);
2078 } else if (action == DO_BENCH) {
2079 if (mini_stats_fd) {
2081 double no_opt_time = 0.0;
2082 GTimer *timer = g_timer_new ();
2083 fprintf (mini_stats_fd, "$stattitle = \'Compilations times for %s\';\n",
2084 mono_method_full_name (method, TRUE));
2085 fprintf (mini_stats_fd, "@data = (\n");
2086 fprintf (mini_stats_fd, "[");
2087 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
2089 n = opt_descr (opt);
2092 fprintf (mini_stats_fd, "\"%s\",", n);
2094 fprintf (mini_stats_fd, "],\n[");
2096 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++) {
2100 g_timer_start (timer);
2101 for (j = 0; j < count; ++j) {
2102 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2103 mono_destroy_compile (cfg);
2105 g_timer_stop (timer);
2106 elapsed = g_timer_elapsed (timer, NULL);
2108 no_opt_time = elapsed;
2109 fprintf (mini_stats_fd, "%f, ", elapsed);
2111 fprintf (mini_stats_fd, "]");
2112 if (no_opt_time > 0.0) {
2113 fprintf (mini_stats_fd, ", \n[");
2114 for (i = 0; i < G_N_ELEMENTS (opt_sets); i++)
2115 fprintf (mini_stats_fd, "%f,", no_opt_time);
2116 fprintf (mini_stats_fd, "]");
2118 fprintf (mini_stats_fd, ");\n");
2120 for (i = 0; i < count; ++i) {
2121 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
2122 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL))
2123 method = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
2125 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2126 mono_destroy_compile (cfg);
2130 cfg = mini_method_compile (method, opt, mono_get_root_domain (), FALSE, FALSE, 0);
2131 mono_destroy_compile (cfg);
2135 mini_cleanup (domain);
2140 mono_jit_init (const char *file)
2142 return mini_init (file, NULL);
2146 * mono_jit_init_version:
2147 * @domain_name: the name of the root domain
2148 * @runtime_version: the version of the runtime to load
2150 * Use this version when you want to force a particular runtime
2151 * version to be used. By default Mono will pick the runtime that is
2152 * referenced by the initial assembly (specified in @file), this
2153 * routine allows programmers to specify the actual runtime to be used
2154 * as the initial runtime is inherited by all future assemblies loaded
2155 * (since Mono does not support having more than one mscorlib runtime
2158 * The @runtime_version can be one of these strings: "v1.1.4322" for
2159 * the 1.1 runtime or "v2.0.50727" for the 2.0 runtime.
2161 * Returns: the MonoDomain representing the domain where the assembly
2165 mono_jit_init_version (const char *domain_name, const char *runtime_version)
2167 return mini_init (domain_name, runtime_version);
2171 mono_jit_cleanup (MonoDomain *domain)
2173 mini_cleanup (domain);
2177 mono_jit_set_aot_only (gboolean val)
2179 mono_aot_only = val;
2183 * mono_jit_set_trace_options:
2184 * @options: string representing the trace options
2186 * Set the options of the tracing engine. This function can be called before initializing
2187 * the mono runtime. See the --trace mono(1) manpage for the options format.
2189 * Returns: #TRUE if the options where parsed and set correctly, #FALSE otherwise.
2192 mono_jit_set_trace_options (const char* options)
2194 MonoTraceSpec *trace_opt = mono_trace_parse_options (options);
2195 if (trace_opt == NULL)
2197 mono_jit_trace_calls = trace_opt;
2202 * mono_set_signal_chaining:
2204 * Enable/disable signal chaining. This should be called before mono_jit_init ().
2205 * If signal chaining is enabled, the runtime saves the original signal handlers before
2206 * installing its own handlers, and calls the original ones in the following cases:
2207 * - a SIGSEGV/SIGABRT signal received while executing native (i.e. not JITted) code.
2212 * Signal chaining only works on POSIX platforms.
2215 mono_set_signal_chaining (gboolean chain_signals)
2217 mono_do_signal_chaining = chain_signals;