3 * mini-runtime.c: Runtime code for the JIT
6 * Paolo Molaro (lupus@ximian.com)
7 * Dietmar Maurer (dietmar@ximian.com)
9 * Copyright 2002-2003 Ximian, Inc.
10 * Copyright 2003-2010 Novell, Inc.
11 * Copyright 2011-2015 Xamarin, Inc (http://www.xamarin.com)
12 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
23 #ifdef HAVE_SYS_TIME_H
30 #include <mono/utils/memcheck.h>
32 #include <mono/metadata/assembly.h>
33 #include <mono/metadata/loader.h>
34 #include <mono/metadata/tabledefs.h>
35 #include <mono/metadata/class.h>
36 #include <mono/metadata/object.h>
37 #include <mono/metadata/tokentype.h>
38 #include <mono/metadata/tabledefs.h>
39 #include <mono/metadata/threads.h>
40 #include <mono/metadata/appdomain.h>
41 #include <mono/metadata/debug-helpers.h>
42 #include "mono/metadata/profiler.h"
43 #include <mono/metadata/profiler-private.h>
44 #include <mono/metadata/mono-config.h>
45 #include <mono/metadata/environment.h>
46 #include <mono/metadata/mono-debug.h>
47 #include <mono/metadata/gc-internals.h>
48 #include <mono/metadata/threads-types.h>
49 #include <mono/metadata/mempool-internals.h>
50 #include <mono/metadata/attach.h>
51 #include <mono/metadata/runtime.h>
52 #include <mono/metadata/reflection-internals.h>
53 #include <mono/metadata/monitor.h>
54 #include <mono/utils/mono-math.h>
55 #include <mono/utils/mono-compiler.h>
56 #include <mono/utils/mono-counters.h>
57 #include <mono/utils/mono-error-internals.h>
58 #include <mono/utils/mono-logger-internals.h>
59 #include <mono/utils/mono-mmap.h>
60 #include <mono/utils/mono-path.h>
61 #include <mono/utils/mono-tls.h>
62 #include <mono/utils/mono-hwcap.h>
63 #include <mono/utils/dtrace.h>
64 #include <mono/utils/mono-signal-handler.h>
65 #include <mono/utils/mono-threads.h>
66 #include <mono/utils/mono-threads-coop.h>
67 #include <mono/utils/checked-build.h>
68 #include <mono/metadata/w32handle.h>
69 #include <mono/io-layer/io-layer.h>
72 #include "seq-points.h"
79 #include "jit-icalls.h"
82 #include "mini-llvm.h"
83 #include "debugger-agent.h"
85 #ifdef MONO_ARCH_LLVM_SUPPORTED
87 #include "mini-llvm-cpp.h"
92 static guint32 default_opt = 0;
93 static gboolean default_opt_set = FALSE;
95 gboolean mono_compile_aot = FALSE;
96 /* If this is set, no code is generated dynamically, everything is taken from AOT files */
97 gboolean mono_aot_only = FALSE;
98 /* Same as mono_aot_only, but only LLVM compiled code is used, no trampolines */
99 gboolean mono_llvm_only = FALSE;
100 MonoAotMode mono_aot_mode = MONO_AOT_MODE_NONE;
102 const char *mono_build_date;
103 gboolean mono_do_signal_chaining;
104 gboolean mono_do_crash_chaining;
105 int mini_verbose = 0;
108 * This flag controls whenever the runtime uses LLVM for JIT compilation, and whenever
109 * it can load AOT code compiled by LLVM.
111 gboolean mono_use_llvm = FALSE;
113 #define mono_jit_lock() mono_os_mutex_lock (&jit_mutex)
114 #define mono_jit_unlock() mono_os_mutex_unlock (&jit_mutex)
115 static mono_mutex_t jit_mutex;
117 static MonoCodeManager *global_codeman;
119 MonoDebugOptions debug_options;
121 #ifdef VALGRIND_JIT_REGISTER_MAP
122 int valgrind_register;
125 static GSList *tramp_infos;
127 static void register_icalls (void);
130 mono_running_on_valgrind (void)
133 if (RUNNING_ON_VALGRIND){
134 #ifdef VALGRIND_JIT_REGISTER_MAP
135 valgrind_register = TRUE;
149 find_tramp (gpointer key, gpointer value, gpointer user_data)
151 FindTrampUserData *ud = (FindTrampUserData*)user_data;
154 ud->method = (MonoMethod*)key;
158 G_GNUC_UNUSED static char*
159 get_method_from_ip (void *ip)
165 MonoDomain *domain = mono_domain_get ();
166 MonoDebugSourceLocation *location;
167 FindTrampUserData user_data;
170 domain = mono_get_root_domain ();
172 ji = mono_jit_info_table_find_internal (domain, (char *)ip, TRUE, TRUE);
175 user_data.method = NULL;
176 mono_domain_lock (domain);
177 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
178 mono_domain_unlock (domain);
179 if (user_data.method) {
180 char *mname = mono_method_full_name (user_data.method, TRUE);
181 res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
187 } else if (ji->is_trampoline) {
188 res = g_strdup_printf ("<%p - %s trampoline>", ip, ((MonoTrampInfo*)ji->d.tramp_info)->name);
192 method = jinfo_get_method (ji);
193 method_name = mono_method_full_name (method, TRUE);
194 /* FIXME: unused ? */
195 location = mono_debug_lookup_source_location (method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
197 res = g_strdup_printf (" %s {%p} + 0x%x (%p %p) [%p - %s]", method_name, method, (int)((char*)ip - (char*)ji->code_start), ji->code_start, (char*)ji->code_start + ji->code_size, domain, domain->friendly_name);
199 mono_debug_free_source_location (location);
200 g_free (method_name);
207 * @ip: an instruction pointer address
209 * This method is used from a debugger to get the name of the
210 * method at address @ip. This routine is typically invoked from
211 * a debugger like this:
213 * (gdb) print mono_pmip ($pc)
215 * Returns: the name of the method at address @ip.
220 return get_method_from_ip (ip);
224 * mono_print_method_from_ip
225 * @ip: an instruction pointer address
227 * This method is used from a debugger to get the name of the
228 * method at address @ip.
230 * This prints the name of the method at address @ip in the standard
231 * output. Unlike mono_pmip which returns a string, this routine
232 * prints the value on the standard output.
235 /* Prevent the linker from optimizing this away in embedding setups to help debugging */
236 __attribute__((used))
239 mono_print_method_from_ip (void *ip)
243 MonoDebugSourceLocation *source;
244 MonoDomain *domain = mono_domain_get ();
245 MonoDomain *target_domain = mono_domain_get ();
246 FindTrampUserData user_data;
247 MonoGenericSharingContext*gsctx;
248 const char *shared_type;
251 domain = mono_get_root_domain ();
252 ji = mini_jit_info_table_find_ext (domain, (char *)ip, TRUE, &target_domain);
253 if (ji && ji->is_trampoline) {
254 MonoTrampInfo *tinfo = (MonoTrampInfo *)ji->d.tramp_info;
256 printf ("IP %p is at offset 0x%x of trampoline '%s'.\n", ip, (int)((guint8*)ip - tinfo->code), tinfo->name);
262 user_data.method = NULL;
263 mono_domain_lock (domain);
264 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
265 mono_domain_unlock (domain);
267 if (user_data.method) {
268 char *mname = mono_method_full_name (user_data.method, TRUE);
269 printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
274 g_print ("No method at %p\n", ip);
278 method = mono_method_full_name (jinfo_get_method (ji), TRUE);
279 source = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
281 gsctx = mono_jit_info_get_generic_sharing_context (ji);
284 if (gsctx->is_gsharedvt)
285 shared_type = "gsharedvt ";
287 shared_type = "gshared ";
290 g_print ("IP %p at offset 0x%x of %smethod %s (%p %p)[domain %p - %s]\n", ip, (int)((char*)ip - (char*)ji->code_start), shared_type, method, ji->code_start, (char*)ji->code_start + ji->code_size, target_domain, target_domain->friendly_name);
293 g_print ("%s:%d\n", source->source_file, source->row);
296 mono_debug_free_source_location (source);
301 * mono_method_same_domain:
303 * Determine whenever two compiled methods are in the same domain, thus
304 * the address of the callee can be embedded in the caller.
306 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
310 if (!caller || caller->is_trampoline || !callee || callee->is_trampoline)
314 * If the call was made from domain-neutral to domain-specific
315 * code, we can't patch the call site.
317 if (caller->domain_neutral && !callee->domain_neutral)
320 cmethod = jinfo_get_method (caller);
321 if ((cmethod->klass == mono_defaults.appdomain_class) &&
322 (strstr (cmethod->name, "InvokeInDomain"))) {
323 /* The InvokeInDomain methods change the current appdomain */
331 * mono_global_codeman_reserve:
333 * Allocate code memory from the global code manager.
335 void *mono_global_codeman_reserve (int size)
340 g_error ("Attempting to allocate from the global code manager while running in aot-only mode.\n");
342 if (!global_codeman) {
343 /* This can happen during startup */
344 global_codeman = mono_code_manager_new ();
345 return mono_code_manager_reserve (global_codeman, size);
349 ptr = mono_code_manager_reserve (global_codeman, size);
355 #if defined(__native_client_codegen__) && defined(__native_client__)
359 #ifdef __native_client_gc__
360 __nacl_suspend_thread_if_needed();
363 #endif /* __native_client__ */
366 * mono_create_unwind_op:
368 * Create an unwind op with the given parameters.
371 mono_create_unwind_op (int when, int tag, int reg, int val)
373 MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
384 mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
386 MonoJumpInfoToken *res = (MonoJumpInfoToken *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
389 res->has_context = context != NULL;
391 memcpy (&res->context, context, sizeof (MonoGenericContext));
397 mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
399 return mono_jump_info_token_new2 (mp, image, token, NULL);
403 * mono_tramp_info_create:
405 * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
406 * of JI, and UNWIND_OPS.
409 mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
411 MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
413 info->name = g_strdup ((char*)name);
415 info->code_size = code_size;
417 info->unwind_ops = unwind_ops;
423 mono_tramp_info_free (MonoTrampInfo *info)
428 mono_free_unwind_info (info->unwind_ops);
433 register_trampoline_jit_info (MonoDomain *domain, MonoTrampInfo *info)
437 ji = (MonoJitInfo *)mono_domain_alloc0 (domain, mono_jit_info_size ((MonoJitInfoFlags)0, 0, 0));
438 mono_jit_info_init (ji, NULL, info->code, info->code_size, (MonoJitInfoFlags)0, 0, 0);
439 ji->d.tramp_info = info;
440 ji->is_trampoline = TRUE;
442 ji->unwind_info = mono_cache_unwind_info (info->uw_info, info->uw_info_len);
444 mono_jit_info_table_add (domain, ji);
448 * mono_tramp_info_register:
450 * Remember INFO for use by xdebug, mono_print_method_from_ip (), jit maps, etc.
455 mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain)
463 domain = mono_get_root_domain ();
465 copy = g_new0 (MonoTrampInfo, 1);
466 copy->code = info->code;
467 copy->code_size = info->code_size;
468 copy->name = g_strdup (info->name);
470 if (info->unwind_ops) {
471 copy->uw_info = mono_unwind_ops_encode (info->unwind_ops, ©->uw_info_len);
473 /* Trampolines from aot have the unwind ops already encoded */
474 copy->uw_info = info->uw_info;
475 copy->uw_info_len = info->uw_info_len;
479 tramp_infos = g_slist_prepend (tramp_infos, copy);
482 mono_save_trampoline_xdebug_info (info);
484 /* Only register trampolines that have unwind infos */
485 if (mono_get_root_domain () && copy->uw_info)
486 register_trampoline_jit_info (domain, copy);
488 if (mono_jit_map_is_enabled ())
489 mono_emit_jit_tramp (info->code, info->code_size, info->name);
491 mono_tramp_info_free (info);
495 mono_tramp_info_cleanup (void)
499 for (l = tramp_infos; l; l = l->next) {
500 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
502 mono_tramp_info_free (info);
504 g_slist_free (tramp_infos);
507 /* Register trampolines created before the root domain was created in the jit info tables */
509 register_trampolines (MonoDomain *domain)
513 for (l = tramp_infos; l; l = l->next) {
514 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
516 register_trampoline_jit_info (domain, info);
520 G_GNUC_UNUSED static void
526 * Runtime debugging tool, use if (debug_count ()) <x> else <y> to do <x> the first COUNT times, then do <y> afterwards.
527 * Set a breakpoint in break_count () to break the last time <x> is done.
529 G_GNUC_UNUSED gboolean
530 mono_debug_count (void)
532 static int count = 0;
533 static gboolean inited;
534 static const char *value;
539 value = g_getenv ("COUNT");
546 if (count == atoi (value))
549 if (count > atoi (value))
556 mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
561 gconstpointer trampoline;
562 MonoDomain *domain = mono_get_root_domain ();
563 gboolean check_exc = TRUE;
565 if (callinfo->wrapper)
566 return callinfo->wrapper;
568 if (callinfo->trampoline)
569 return callinfo->trampoline;
571 if (!strcmp (callinfo->name, "mono_thread_interruption_checkpoint"))
572 /* This icall is used to check for exceptions, so don't check in the wrapper */
575 name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
576 wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_exc);
580 trampoline = mono_compile_method_checked (wrapper, &error);
581 mono_error_assert_ok (&error);
584 trampoline = mono_create_jit_trampoline (domain, wrapper, &error);
585 mono_error_assert_ok (&error);
586 trampoline = mono_create_ftnptr (domain, (gpointer)trampoline);
590 if (!callinfo->trampoline) {
591 mono_register_jit_icall_wrapper (callinfo, trampoline);
592 callinfo->trampoline = trampoline;
594 mono_loader_unlock ();
596 return callinfo->trampoline;
600 mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
602 return mono_icall_get_wrapper_full (callinfo, FALSE);
605 static MonoJitDynamicMethodInfo*
606 mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
608 MonoJitDynamicMethodInfo *res;
610 if (domain_jit_info (domain)->dynamic_code_hash)
611 res = (MonoJitDynamicMethodInfo *)g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
618 register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
621 mini_register_opcode_emulation (opcode, name, sigstr, func, symbol, no_throw);
623 MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
625 g_assert (!sig->hasthis);
626 g_assert (sig->param_count < 3);
628 /* Opcode emulation functions are assumed to don't call mono_raise_exception () */
629 mono_register_jit_icall_full (func, name, sig, no_throw, TRUE, symbol);
634 * For JIT icalls implemented in C.
635 * NAME should be the same as the name of the C function whose address is FUNC.
636 * If @avoid_wrapper is TRUE, no wrapper is generated. This is for perf critical icalls which
637 * can't throw exceptions.
640 register_icall (gpointer func, const char *name, const char *sigstr, gboolean avoid_wrapper)
642 MonoMethodSignature *sig;
645 sig = mono_create_icall_signature (sigstr);
649 mono_register_jit_icall_full (func, name, sig, avoid_wrapper, FALSE, avoid_wrapper ? name : NULL);
653 register_icall_no_wrapper (gpointer func, const char *name, const char *sigstr)
655 MonoMethodSignature *sig;
658 sig = mono_create_icall_signature (sigstr);
662 mono_register_jit_icall_full (func, name, sig, TRUE, FALSE, name);
666 register_icall_with_wrapper (gpointer func, const char *name, const char *sigstr)
668 MonoMethodSignature *sig;
671 sig = mono_create_icall_signature (sigstr);
675 mono_register_jit_icall_full (func, name, sig, FALSE, FALSE, NULL);
679 register_dyn_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
681 MonoMethodSignature *sig;
684 sig = mono_create_icall_signature (sigstr);
688 mono_register_jit_icall (func, name, sig, save);
694 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
695 return (MonoLMF *)mono_tls_get_lmf ();
697 MonoJitTlsData *jit_tls;
699 if ((jit_tls = mono_tls_get_jit_tls ()))
702 * We do not assert here because this function can be called from
703 * mini-gc.c on a thread that has not executed any managed code, yet
704 * (the thread object allocation can trigger a collection).
711 mono_get_lmf_addr (void)
713 return (MonoLMF **)mono_tls_get_lmf_addr ();
717 mono_set_lmf (MonoLMF *lmf)
719 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
720 mono_tls_set_lmf (lmf);
722 (*mono_get_lmf_addr ()) = lmf;
727 mono_get_jit_tls (void)
729 return (MonoJitTlsData *)mono_tls_get_jit_tls ();
733 mono_set_jit_tls (MonoJitTlsData *jit_tls)
735 MonoThreadInfo *info;
737 mono_tls_set_jit_tls (jit_tls);
739 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
740 info = mono_thread_info_current ();
742 mono_thread_info_tls_set (info, TLS_KEY_JIT_TLS, jit_tls);
746 mono_set_lmf_addr (gpointer lmf_addr)
748 MonoThreadInfo *info;
750 mono_tls_set_lmf_addr (lmf_addr);
752 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
753 info = mono_thread_info_current ();
755 mono_thread_info_tls_set (info, TLS_KEY_LMF_ADDR, lmf_addr);
759 * mono_jit_thread_attach:
761 * Called by Xamarin.Mac and other products. Attach thread to runtime if
762 * needed and switch to @domain.
764 * @return the original domain which needs to be restored, or NULL.
767 mono_jit_thread_attach (MonoDomain *domain)
772 g_assert (!mono_threads_is_coop_enabled ());
775 /* Happens when called from AOTed code which is only used in the root domain. */
776 domain = mono_get_root_domain ();
781 attached = mono_tls_get_jit_tls () != NULL;
784 mono_thread_attach (domain);
787 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
790 orig = mono_domain_get ();
792 mono_domain_set (domain, TRUE);
794 return orig != domain ? orig : NULL;
798 * mono_jit_set_domain:
800 * Set domain to @domain if @domain is not null
803 mono_jit_set_domain (MonoDomain *domain)
805 g_assert (!mono_threads_is_coop_enabled ());
808 mono_domain_set (domain, TRUE);
813 * @obj: exception object
815 * abort the thread, print exception information and stack trace
818 mono_thread_abort (MonoObject *obj)
820 /* MonoJitTlsData *jit_tls = mono_native_tls_get_value (mono_jit_tls_id); */
822 /* handle_remove should be eventually called for this thread, too
825 if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
826 (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
829 mono_invoke_unhandled_exception_hook (obj);
834 setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
836 MonoJitTlsData *jit_tls;
839 jit_tls = (MonoJitTlsData *)mono_tls_get_jit_tls ();
843 jit_tls = g_new0 (MonoJitTlsData, 1);
845 jit_tls->abort_func = (void (*)(MonoObject *))abort_func;
846 jit_tls->end_of_stack = stack_start;
848 mono_set_jit_tls (jit_tls);
850 lmf = g_new0 (MonoLMF, 1);
851 MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
853 jit_tls->first_lmf = lmf;
856 * We can have 2 configurations for accessing lmf.
857 * We can use only the tls_lmf_addr variable, which will store the address of
858 * jit_tls->lmf, or, if we have MONO_ARCH_ENABLE_MONO_LMF_VAR enabled, we can
859 * use both tls_lmf_addr and tls_lmf variables (in this case we need to have
860 * means of getting the address of a tls variable; this can be done always
861 * when using __thread or, on osx, even when using pthread)
863 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
864 /* jit_tls->lmf is unused */
865 mono_tls_set_lmf (lmf);
866 mono_set_lmf_addr (mono_tls_get_tls_addr (TLS_KEY_LMF));
868 mono_set_lmf_addr (&jit_tls->lmf);
873 #ifdef MONO_ARCH_HAVE_TLS_INIT
874 mono_arch_tls_init ();
877 mono_setup_altstack (jit_tls);
883 free_jit_tls_data (MonoJitTlsData *jit_tls)
885 mono_arch_free_jit_tls_data (jit_tls);
886 mono_free_altstack (jit_tls);
888 g_free (jit_tls->first_lmf);
893 mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
895 MonoThreadInfo *thread;
896 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
897 thread = mono_thread_info_current_unchecked ();
899 thread->jit_data = jit_tls;
901 mono_arch_cpu_init ();
904 void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
907 mono_thread_abort_dummy (MonoObject *obj)
909 if (mono_thread_attach_aborted_cb)
910 mono_thread_attach_aborted_cb (obj);
912 mono_thread_abort (obj);
916 mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
918 MonoThreadInfo *thread;
919 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
920 thread = mono_thread_info_current_unchecked ();
922 thread->jit_data = jit_tls;
924 mono_arch_cpu_init ();
928 mini_thread_cleanup (MonoNativeThreadId tid)
930 MonoJitTlsData *jit_tls = NULL;
931 MonoThreadInfo *info;
933 info = mono_thread_info_current_unchecked ();
935 /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
936 * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
937 * not a trivial thing.
939 * The current offender is mono_thread_manage which cleanup threads from the outside.
941 if (info && mono_thread_info_get_tid (info) == tid) {
942 jit_tls = (MonoJitTlsData *)info->jit_data;
943 info->jit_data = NULL;
945 mono_set_jit_tls (NULL);
947 /* If we attach a thread but never call into managed land, we might never get an lmf.*/
948 if (mono_get_lmf ()) {
950 mono_set_lmf_addr (NULL);
953 info = mono_thread_info_lookup (tid);
955 jit_tls = (MonoJitTlsData *)info->jit_data;
956 info->jit_data = NULL;
958 mono_hazard_pointer_clear (mono_hazard_pointer_get (), 1);
962 free_jit_tls_data (jit_tls);
966 mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
968 MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
972 ji->data.target = target;
978 #if !defined(DISABLE_LOGGING) && !defined(DISABLE_JIT)
980 static const char* const patch_info_str[] = {
981 #define PATCH_INFO(a,b) "" #a,
982 #include "patch-info.h"
987 mono_ji_type_to_string (MonoJumpInfoType type)
989 return patch_info_str [type];
993 mono_print_ji (const MonoJumpInfo *ji)
996 case MONO_PATCH_INFO_RGCTX_FETCH: {
997 MonoJumpInfoRgctxEntry *entry = ji->data.rgctx_entry;
999 printf ("[RGCTX_FETCH ");
1000 mono_print_ji (entry->data);
1001 printf (" - %s]", mono_rgctx_info_type_to_str (entry->info_type));
1004 case MONO_PATCH_INFO_METHODCONST: {
1005 char *s = mono_method_full_name (ji->data.method, TRUE);
1006 printf ("[METHODCONST - %s]", s);
1010 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1011 printf ("[INTERNAL_METHOD - %s]", ji->data.name);
1015 printf ("[%s]", patch_info_str [ji->type]);
1023 mono_ji_type_to_string (MonoJumpInfoType type)
1029 mono_print_ji (const MonoJumpInfo *ji)
1036 * mono_patch_info_dup_mp:
1038 * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
1041 mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
1043 MonoJumpInfo *res = (MonoJumpInfo *)mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
1044 memcpy (res, patch_info, sizeof (MonoJumpInfo));
1046 switch (patch_info->type) {
1047 case MONO_PATCH_INFO_RVA:
1048 case MONO_PATCH_INFO_LDSTR:
1049 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1050 case MONO_PATCH_INFO_LDTOKEN:
1051 case MONO_PATCH_INFO_DECLSEC:
1052 res->data.token = (MonoJumpInfoToken *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
1053 memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
1055 case MONO_PATCH_INFO_SWITCH:
1056 res->data.table = (MonoJumpInfoBBTable *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
1057 memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
1058 res->data.table->table = (MonoBasicBlock **)mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1059 memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1061 case MONO_PATCH_INFO_RGCTX_FETCH:
1062 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX:
1063 res->data.rgctx_entry = (MonoJumpInfoRgctxEntry *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
1064 memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
1065 res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
1067 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1068 res->data.del_tramp = (MonoDelegateClassMethodPair *)mono_mempool_alloc0 (mp, sizeof (MonoDelegateClassMethodPair));
1069 memcpy (res->data.del_tramp, patch_info->data.del_tramp, sizeof (MonoDelegateClassMethodPair));
1071 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1072 res->data.gsharedvt = (MonoJumpInfoGSharedVtCall *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoGSharedVtCall));
1073 memcpy (res->data.gsharedvt, patch_info->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
1075 case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
1076 MonoGSharedVtMethodInfo *info;
1077 MonoGSharedVtMethodInfo *oinfo;
1080 oinfo = patch_info->data.gsharedvt_method;
1081 info = (MonoGSharedVtMethodInfo *)mono_mempool_alloc (mp, sizeof (MonoGSharedVtMethodInfo));
1082 res->data.gsharedvt_method = info;
1083 memcpy (info, oinfo, sizeof (MonoGSharedVtMethodInfo));
1084 info->entries = (MonoRuntimeGenericContextInfoTemplate *)mono_mempool_alloc (mp, sizeof (MonoRuntimeGenericContextInfoTemplate) * info->count_entries);
1085 for (i = 0; i < oinfo->num_entries; ++i) {
1086 MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
1087 MonoRuntimeGenericContextInfoTemplate *template_ = &info->entries [i];
1089 memcpy (template_, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
1091 //info->locals_types = mono_mempool_alloc0 (mp, info->nlocals * sizeof (MonoType*));
1092 //memcpy (info->locals_types, oinfo->locals_types, info->nlocals * sizeof (MonoType*));
1095 case MONO_PATCH_INFO_VIRT_METHOD: {
1096 MonoJumpInfoVirtMethod *info;
1097 MonoJumpInfoVirtMethod *oinfo;
1099 oinfo = patch_info->data.virt_method;
1100 info = (MonoJumpInfoVirtMethod *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoVirtMethod));
1101 res->data.virt_method = info;
1102 memcpy (info, oinfo, sizeof (MonoJumpInfoVirtMethod));
1113 mono_patch_info_hash (gconstpointer data)
1115 const MonoJumpInfo *ji = (MonoJumpInfo*)data;
1118 case MONO_PATCH_INFO_RVA:
1119 case MONO_PATCH_INFO_LDSTR:
1120 case MONO_PATCH_INFO_LDTOKEN:
1121 case MONO_PATCH_INFO_DECLSEC:
1122 return (ji->type << 8) | ji->data.token->token;
1123 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1124 return (ji->type << 8) | ji->data.token->token | (ji->data.token->has_context ? (gsize)ji->data.token->context.class_inst : 0);
1125 case MONO_PATCH_INFO_INTERNAL_METHOD:
1126 return (ji->type << 8) | g_str_hash (ji->data.name);
1127 case MONO_PATCH_INFO_VTABLE:
1128 case MONO_PATCH_INFO_CLASS:
1129 case MONO_PATCH_INFO_IID:
1130 case MONO_PATCH_INFO_ADJUSTED_IID:
1131 case MONO_PATCH_INFO_METHODCONST:
1132 case MONO_PATCH_INFO_METHOD:
1133 case MONO_PATCH_INFO_METHOD_JUMP:
1134 case MONO_PATCH_INFO_IMAGE:
1135 case MONO_PATCH_INFO_ICALL_ADDR:
1136 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1137 case MONO_PATCH_INFO_FIELD:
1138 case MONO_PATCH_INFO_SFLDA:
1139 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1140 case MONO_PATCH_INFO_METHOD_RGCTX:
1141 case MONO_PATCH_INFO_SIGNATURE:
1142 case MONO_PATCH_INFO_METHOD_CODE_SLOT:
1143 case MONO_PATCH_INFO_AOT_JIT_INFO:
1144 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1145 case MONO_PATCH_INFO_SET_TLS_TRAMP:
1146 return (ji->type << 8) | (gssize)ji->data.target;
1147 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1148 return (ji->type << 8) | (gssize)ji->data.gsharedvt->method;
1149 case MONO_PATCH_INFO_RGCTX_FETCH:
1150 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1151 MonoJumpInfoRgctxEntry *e = ji->data.rgctx_entry;
1153 return (ji->type << 8) | (gssize)e->method | (e->in_mrgctx) | e->info_type | mono_patch_info_hash (e->data);
1155 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1156 case MONO_PATCH_INFO_MSCORLIB_GOT_ADDR:
1157 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR:
1158 case MONO_PATCH_INFO_GC_NURSERY_START:
1159 case MONO_PATCH_INFO_GC_NURSERY_BITS:
1160 case MONO_PATCH_INFO_GOT_OFFSET:
1161 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1162 case MONO_PATCH_INFO_AOT_MODULE:
1163 case MONO_PATCH_INFO_JIT_THREAD_ATTACH:
1164 return (ji->type << 8);
1165 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1166 return (ji->type << 8) | (ji->data.index);
1167 case MONO_PATCH_INFO_SWITCH:
1168 return (ji->type << 8) | ji->data.table->table_size;
1169 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1170 return (ji->type << 8) | (gssize)ji->data.gsharedvt_method->method;
1171 case MONO_PATCH_INFO_OBJC_SELECTOR_REF:
1172 /* Hash on the selector name */
1173 return g_str_hash (ji->data.target);
1174 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1175 return (ji->type << 8) | (gsize)ji->data.del_tramp->klass | (gsize)ji->data.del_tramp->method | (gsize)ji->data.del_tramp->is_virtual;
1176 case MONO_PATCH_INFO_LDSTR_LIT:
1177 return g_str_hash (ji->data.target);
1178 case MONO_PATCH_INFO_VIRT_METHOD: {
1179 MonoJumpInfoVirtMethod *info = ji->data.virt_method;
1181 return (ji->type << 8) | (gssize)info->klass | (gssize)info->method;
1183 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1184 return (ji->type << 8) | g_str_hash (ji->data.target);
1185 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1186 return (ji->type << 8) | mono_signature_hash (ji->data.sig);
1188 printf ("info type: %d\n", ji->type);
1189 mono_print_ji (ji); printf ("\n");
1190 g_assert_not_reached ();
1196 * mono_patch_info_equal:
1198 * This might fail to recognize equivalent patches, i.e. floats, so its only
1199 * usable in those cases where this is not a problem, i.e. sharing GOT slots
1203 mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
1205 const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
1206 const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
1208 if (ji1->type != ji2->type)
1211 switch (ji1->type) {
1212 case MONO_PATCH_INFO_RVA:
1213 case MONO_PATCH_INFO_LDSTR:
1214 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1215 case MONO_PATCH_INFO_LDTOKEN:
1216 case MONO_PATCH_INFO_DECLSEC:
1217 if ((ji1->data.token->image != ji2->data.token->image) ||
1218 (ji1->data.token->token != ji2->data.token->token) ||
1219 (ji1->data.token->has_context != ji2->data.token->has_context) ||
1220 (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
1221 (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
1224 case MONO_PATCH_INFO_INTERNAL_METHOD:
1225 return g_str_equal (ji1->data.name, ji2->data.name);
1226 case MONO_PATCH_INFO_RGCTX_FETCH:
1227 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1228 MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
1229 MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
1231 return e1->method == e2->method && e1->in_mrgctx == e2->in_mrgctx && e1->info_type == e2->info_type && mono_patch_info_equal (e1->data, e2->data);
1233 case MONO_PATCH_INFO_GSHAREDVT_CALL: {
1234 MonoJumpInfoGSharedVtCall *c1 = ji1->data.gsharedvt;
1235 MonoJumpInfoGSharedVtCall *c2 = ji2->data.gsharedvt;
1237 return c1->sig == c2->sig && c1->method == c2->method;
1239 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1240 return ji1->data.gsharedvt_method->method == ji2->data.gsharedvt_method->method;
1241 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1242 return ji1->data.del_tramp->klass == ji2->data.del_tramp->klass && ji1->data.del_tramp->method == ji2->data.del_tramp->method && ji1->data.del_tramp->is_virtual == ji2->data.del_tramp->is_virtual;
1243 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1244 return ji1->data.index == ji2->data.index;
1245 case MONO_PATCH_INFO_VIRT_METHOD:
1246 return ji1->data.virt_method->klass == ji2->data.virt_method->klass && ji1->data.virt_method->method == ji2->data.virt_method->method;
1247 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1248 if (ji1->data.target == ji2->data.target)
1250 return strcmp (ji1->data.target, ji2->data.target) == 0 ? 1 : 0;
1251 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1252 return mono_metadata_signature_equal (ji1->data.sig, ji2->data.sig) ? 1 : 0;
1254 if (ji1->data.target != ji2->data.target)
1263 mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error)
1265 unsigned char *ip = patch_info->ip.i + code;
1266 gconstpointer target = NULL;
1268 mono_error_init (error);
1270 switch (patch_info->type) {
1271 case MONO_PATCH_INFO_BB:
1273 * FIXME: This could be hit for methods without a prolog. Should use -1
1274 * but too much code depends on a 0 initial value.
1276 //g_assert (patch_info->data.bb->native_offset);
1277 target = patch_info->data.bb->native_offset + code;
1279 case MONO_PATCH_INFO_ABS:
1280 target = patch_info->data.target;
1282 case MONO_PATCH_INFO_LABEL:
1283 target = patch_info->data.inst->inst_c0 + code;
1285 case MONO_PATCH_INFO_IP:
1288 case MONO_PATCH_INFO_METHOD_REL:
1289 target = code + patch_info->data.offset;
1291 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1292 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1294 g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
1295 g_assert_not_reached ();
1297 target = mono_icall_get_wrapper (mi);
1300 case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
1301 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1303 g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
1304 g_assert_not_reached ();
1309 case MONO_PATCH_INFO_METHOD_JUMP:
1310 target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE, error);
1311 if (!mono_error_ok (error))
1314 case MONO_PATCH_INFO_METHOD:
1315 if (patch_info->data.method == method) {
1318 /* get the trampoline to the method from the domain */
1319 target = mono_create_jit_trampoline (domain, patch_info->data.method, error);
1320 if (!mono_error_ok (error))
1324 case MONO_PATCH_INFO_METHOD_CODE_SLOT: {
1327 mono_domain_lock (domain);
1328 if (!domain_jit_info (domain)->method_code_hash)
1329 domain_jit_info (domain)->method_code_hash = g_hash_table_new (NULL, NULL);
1330 code_slot = g_hash_table_lookup (domain_jit_info (domain)->method_code_hash, patch_info->data.method);
1332 code_slot = mono_domain_alloc0 (domain, sizeof (gpointer));
1333 g_hash_table_insert (domain_jit_info (domain)->method_code_hash, patch_info->data.method, code_slot);
1335 mono_domain_unlock (domain);
1339 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1340 #if defined(__native_client_codegen__)
1341 target = (gpointer)&__nacl_thread_suspension_needed;
1343 g_assert (mono_threads_is_coop_enabled ());
1344 target = (gpointer)&mono_polling_required;
1347 case MONO_PATCH_INFO_SWITCH: {
1348 gpointer *jump_table;
1350 #if defined(__native_client__) && defined(__native_client_codegen__)
1351 /* This memory will leak, but we don't care if we're */
1352 /* not deleting JIT'd methods anyway */
1353 jump_table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
1355 if (method && method->dynamic) {
1356 jump_table = (void **)mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
1358 if (mono_aot_only) {
1359 jump_table = (void **)mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1361 jump_table = (void **)mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1366 for (i = 0; i < patch_info->data.table->table_size; i++) {
1367 jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
1370 target = jump_table;
1373 case MONO_PATCH_INFO_METHODCONST:
1374 case MONO_PATCH_INFO_CLASS:
1375 case MONO_PATCH_INFO_IMAGE:
1376 case MONO_PATCH_INFO_FIELD:
1377 case MONO_PATCH_INFO_SIGNATURE:
1378 case MONO_PATCH_INFO_AOT_MODULE:
1379 target = patch_info->data.target;
1381 case MONO_PATCH_INFO_IID:
1382 mono_class_init (patch_info->data.klass);
1383 target = GUINT_TO_POINTER (patch_info->data.klass->interface_id);
1385 case MONO_PATCH_INFO_ADJUSTED_IID:
1386 mono_class_init (patch_info->data.klass);
1387 target = GUINT_TO_POINTER ((guint32)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
1389 case MONO_PATCH_INFO_VTABLE:
1390 target = mono_class_vtable (domain, patch_info->data.klass);
1393 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE: {
1394 MonoDelegateClassMethodPair *del_tramp = patch_info->data.del_tramp;
1396 if (del_tramp->is_virtual)
1397 target = mono_create_delegate_virtual_trampoline (domain, del_tramp->klass, del_tramp->method);
1399 target = mono_create_delegate_trampoline_info (domain, del_tramp->klass, del_tramp->method);
1402 case MONO_PATCH_INFO_SFLDA: {
1403 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
1405 if (mono_class_field_is_special_static (patch_info->data.field)) {
1406 gpointer addr = NULL;
1408 mono_domain_lock (domain);
1409 if (domain->special_static_fields)
1410 addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
1411 mono_domain_unlock (domain);
1417 if (!vtable->initialized && !mono_class_is_before_field_init (vtable->klass) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
1418 /* Done by the generated code */
1422 if (!mono_runtime_class_init_full (vtable, error)) {
1427 target = (char*)mono_vtable_get_static_field_data (vtable) + patch_info->data.field->offset;
1430 case MONO_PATCH_INFO_RVA: {
1431 guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
1434 mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
1435 target = mono_image_rva_map (patch_info->data.token->image, rva);
1438 case MONO_PATCH_INFO_R4:
1439 case MONO_PATCH_INFO_R8:
1440 target = patch_info->data.target;
1442 case MONO_PATCH_INFO_EXC_NAME:
1443 target = patch_info->data.name;
1445 case MONO_PATCH_INFO_LDSTR:
1447 mono_ldstr_checked (domain, patch_info->data.token->image,
1448 mono_metadata_token_index (patch_info->data.token->token), error);
1450 case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
1452 MonoClass *handle_class;
1454 handle = mono_ldtoken_checked (patch_info->data.token->image,
1455 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1456 if (!mono_error_ok (error))
1458 mono_class_init (handle_class);
1459 mono_class_init (mono_class_from_mono_type ((MonoType *)handle));
1461 target = mono_type_get_object_checked (domain, (MonoType *)handle, error);
1462 if (!mono_error_ok (error))
1466 case MONO_PATCH_INFO_LDTOKEN: {
1468 MonoClass *handle_class;
1470 handle = mono_ldtoken_checked (patch_info->data.token->image,
1471 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1472 if (!mono_error_ok (error))
1473 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (error));
1474 mono_class_init (handle_class);
1479 case MONO_PATCH_INFO_DECLSEC:
1480 target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
1482 case MONO_PATCH_INFO_ICALL_ADDR:
1483 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1484 /* run_cctors == 0 -> AOT */
1485 if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
1486 const char *exc_class;
1487 const char *exc_arg;
1490 target = mono_lookup_pinvoke_call (patch_info->data.method, &exc_class, &exc_arg);
1492 if (mono_aot_only) {
1493 mono_error_set_exception_instance (error, mono_exception_from_name_msg (mono_defaults.corlib, "System", exc_class, exc_arg));
1496 g_error ("Unable to resolve pinvoke method '%s' Re-run with MONO_LOG_LEVEL=debug for more information.\n", mono_method_full_name (patch_info->data.method, TRUE));
1502 target = mono_lookup_internal_call (patch_info->data.method);
1504 if (!target && run_cctors)
1505 g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
1508 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1509 target = mono_thread_interruption_request_flag ();
1511 case MONO_PATCH_INFO_METHOD_RGCTX: {
1512 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
1515 target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
1518 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1519 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1521 target = GINT_TO_POINTER (MONO_RGCTX_SLOT_INDEX (slot));
1524 case MONO_PATCH_INFO_BB_OVF:
1525 case MONO_PATCH_INFO_EXC_OVF:
1526 case MONO_PATCH_INFO_GOT_OFFSET:
1527 case MONO_PATCH_INFO_NONE:
1529 case MONO_PATCH_INFO_RGCTX_FETCH: {
1530 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1532 target = mono_create_rgctx_lazy_fetch_trampoline (slot);
1535 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1536 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1538 /* AOT, not needed */
1541 target = mono_arch_get_seq_point_info (domain, code);
1544 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR: {
1545 int card_table_shift_bits;
1546 gpointer card_table_mask;
1548 target = mono_gc_get_card_table (&card_table_shift_bits, &card_table_mask);
1551 case MONO_PATCH_INFO_GC_NURSERY_START: {
1555 target = mono_gc_get_nursery (&shift_bits, &size);
1558 case MONO_PATCH_INFO_GC_NURSERY_BITS: {
1562 mono_gc_get_nursery (&shift_bits, &size);
1564 target = (gpointer)(mgreg_t)shift_bits;
1567 case MONO_PATCH_INFO_CASTCLASS_CACHE: {
1568 target = mono_domain_alloc0 (domain, sizeof (gpointer));
1571 case MONO_PATCH_INFO_OBJC_SELECTOR_REF: {
1575 case MONO_PATCH_INFO_LDSTR_LIT: {
1579 len = strlen ((const char *)patch_info->data.target);
1580 s = (char *)mono_domain_alloc0 (domain, len + 1);
1581 memcpy (s, patch_info->data.target, len);
1586 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1587 target = mini_get_gsharedvt_wrapper (TRUE, NULL, patch_info->data.sig, NULL, -1, FALSE);
1589 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1590 target = mono_tls_get_tls_getter (patch_info->data.index, FALSE);
1592 case MONO_PATCH_INFO_SET_TLS_TRAMP:
1593 target = mono_tls_get_tls_setter (patch_info->data.index, FALSE);
1595 case MONO_PATCH_INFO_JIT_THREAD_ATTACH: {
1596 MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("mono_jit_thread_attach");
1602 g_assert_not_reached ();
1605 return (gpointer)target;
1609 mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx)
1611 MonoGenericInst *inst;
1614 memset (gsctx, 0, sizeof (MonoGenericSharingContext));
1616 if (context && context->class_inst) {
1617 inst = context->class_inst;
1618 for (i = 0; i < inst->type_argc; ++i) {
1619 MonoType *type = inst->type_argv [i];
1621 if (mini_is_gsharedvt_gparam (type))
1622 gsctx->is_gsharedvt = TRUE;
1625 if (context && context->method_inst) {
1626 inst = context->method_inst;
1628 for (i = 0; i < inst->type_argc; ++i) {
1629 MonoType *type = inst->type_argv [i];
1631 if (mini_is_gsharedvt_gparam (type))
1632 gsctx->is_gsharedvt = TRUE;
1638 * LOCKING: Acquires the jit code hash lock.
1641 mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared)
1644 static gboolean inited = FALSE;
1645 static int lookups = 0;
1646 static int failed_lookups = 0;
1648 mono_domain_jit_code_hash_lock (domain);
1649 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
1650 if (!ji && shared) {
1651 /* Try generic sharing */
1652 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, shared);
1653 if (ji && !ji->has_generic_jit_info)
1656 mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
1657 mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
1665 mono_domain_jit_code_hash_unlock (domain);
1671 lookup_method (MonoDomain *domain, MonoMethod *method)
1676 ji = mini_lookup_method (domain, method, NULL);
1679 if (!mono_method_is_generic_sharable (method, FALSE))
1681 shared = mini_get_shared_method (method);
1682 ji = mini_lookup_method (domain, method, shared);
1689 mono_get_jit_info_from_method (MonoDomain *domain, MonoMethod *method)
1691 return lookup_method (domain, method);
1695 static FILE* perf_map_file;
1698 mono_enable_jit_map (void)
1700 if (!perf_map_file) {
1702 g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
1704 perf_map_file = fopen (name, "w");
1709 mono_emit_jit_tramp (void *start, int size, const char *desc)
1712 fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
1716 mono_emit_jit_map (MonoJitInfo *jinfo)
1718 if (perf_map_file) {
1719 char *name = mono_method_full_name (jinfo_get_method (jinfo), TRUE);
1720 mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
1726 mono_jit_map_is_enabled (void)
1728 return perf_map_file != NULL;
1734 no_gsharedvt_in_wrapper (void)
1736 g_assert_not_reached ();
1740 mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoError *error)
1742 MonoDomain *target_domain, *domain = mono_domain_get ();
1744 gpointer code = NULL, p;
1746 MonoJitICallInfo *callinfo = NULL;
1747 WrapperInfo *winfo = NULL;
1749 mono_error_init (error);
1752 /* Should be handled by the caller */
1753 g_assert (!(method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED));
1756 * ICALL wrappers are handled specially, since there is only one copy of them
1757 * shared by all appdomains.
1759 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
1760 winfo = mono_marshal_get_wrapper_info (method);
1761 if (winfo && winfo->subtype == WRAPPER_SUBTYPE_ICALL_WRAPPER) {
1762 callinfo = mono_find_jit_icall_by_addr (winfo->d.icall.func);
1763 g_assert (callinfo);
1765 /* Must be domain neutral since there is only one copy */
1766 opt |= MONO_OPT_SHARED;
1768 /* MONO_OPT_SHARED is no longer supported, we only use it for icall wrappers */
1769 opt &= ~MONO_OPT_SHARED;
1772 if (opt & MONO_OPT_SHARED)
1773 target_domain = mono_get_root_domain ();
1775 target_domain = domain;
1777 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1778 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1781 if (info->subtype == WRAPPER_SUBTYPE_SYNCHRONIZED_INNER) {
1782 MonoGenericContext *ctx = NULL;
1783 if (method->is_inflated)
1784 ctx = mono_method_get_context (method);
1785 method = info->d.synchronized_inner.method;
1787 method = mono_class_inflate_generic_method_checked (method, ctx, error);
1788 g_assert (mono_error_ok (error)); /* FIXME don't swallow the error */
1793 info = lookup_method (target_domain, method);
1795 /* We can't use a domain specific method in another domain */
1796 if (! ((domain != target_domain) && !info->domain_neutral)) {
1799 mono_jit_stats.methods_lookups++;
1800 vtable = mono_class_vtable_full (domain, method->klass, error);
1804 if (!mono_runtime_class_init_full (vtable, error))
1806 return mono_create_ftnptr (target_domain, info->code_start);
1810 #ifdef MONO_USE_AOT_COMPILER
1811 if (opt & MONO_OPT_AOT) {
1812 MonoDomain *domain = mono_domain_get ();
1814 mono_class_init (method->klass);
1816 if ((code = mono_aot_get_method_checked (domain, method, error))) {
1819 if (mono_runtime_is_critical_method (method) || mono_gc_is_critical_method (method)) {
1821 * The suspend code needs to be able to lookup these methods by ip in async context,
1822 * so preload their jit info.
1824 MonoJitInfo *ji = mono_jit_info_table_find (domain, code);
1829 * In llvm-only mode, method might be a shared method, so we can't initialize its class.
1830 * This is not a problem, since it will be initialized when the method is first
1831 * called by init_method ().
1833 if (!mono_llvm_only) {
1834 vtable = mono_class_vtable (domain, method->klass);
1836 if (!mono_runtime_class_init_full (vtable, error))
1845 if (!code && mono_llvm_only) {
1846 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1847 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1849 if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG) {
1851 * These wrappers are only created for signatures which are in the program, but
1852 * sometimes we load methods too eagerly and have to create them even if they
1853 * will never be called.
1855 return no_gsharedvt_in_wrapper;
1861 code = mono_jit_compile_method_inner (method, target_domain, opt, error);
1862 if (!mono_error_ok (error))
1865 if (!code && mono_llvm_only) {
1866 printf ("AOT method not found in llvmonly mode: %s\n", mono_method_full_name (method, 1));
1867 g_assert_not_reached ();
1873 if (method->wrapper_type == MONO_WRAPPER_WRITE_BARRIER || method->wrapper_type == MONO_WRAPPER_ALLOC) {
1877 * SGEN requires the JIT info for these methods to be registered, see is_ip_in_managed_allocator ().
1879 ji = mini_jit_info_table_find (mono_domain_get (), (char *)code, &d);
1883 p = mono_create_ftnptr (target_domain, code);
1886 /*mono_register_jit_icall_wrapper takes the loader lock, so we take it on the outside. */
1887 mono_loader_lock ();
1889 if (!callinfo->wrapper) {
1890 callinfo->wrapper = p;
1891 mono_register_jit_icall_wrapper (callinfo, p);
1894 mono_loader_unlock ();
1901 mono_jit_compile_method (MonoMethod *method, MonoError *error)
1905 code = mono_jit_compile_method_with_opt (method, mono_get_optimizations_for_method (method, default_opt), error);
1909 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
1911 invalidated_delegate_trampoline (char *desc)
1913 g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
1914 "See http://www.mono-project.com/Diagnostic:Delegate for an explanation and ways to fix this.",
1920 * mono_jit_free_method:
1922 * Free all memory allocated by the JIT for METHOD.
1925 mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
1927 MonoJitDynamicMethodInfo *ji;
1928 gboolean destroy = TRUE;
1929 GHashTableIter iter;
1930 MonoJumpList *jlist;
1932 g_assert (method->dynamic);
1934 mono_domain_lock (domain);
1935 ji = mono_dynamic_code_hash_lookup (domain, method);
1936 mono_domain_unlock (domain);
1941 mono_debug_remove_method (method, domain);
1943 mono_domain_lock (domain);
1944 g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
1945 mono_domain_jit_code_hash_lock (domain);
1946 mono_internal_hash_table_remove (&domain->jit_code_hash, method);
1947 mono_domain_jit_code_hash_unlock (domain);
1948 g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
1950 /* requires the domain lock - took above */
1951 mono_conc_hashtable_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
1953 /* Remove jump targets in this method */
1954 g_hash_table_iter_init (&iter, domain_jit_info (domain)->jump_target_hash);
1955 while (g_hash_table_iter_next (&iter, NULL, (void**)&jlist)) {
1956 GSList *tmp, *remove;
1959 for (tmp = jlist->list; tmp; tmp = tmp->next) {
1960 guint8 *ip = (guint8 *)tmp->data;
1962 if (ip >= (guint8*)ji->ji->code_start && ip < (guint8*)ji->ji->code_start + ji->ji->code_size)
1963 remove = g_slist_prepend (remove, tmp);
1965 for (tmp = remove; tmp; tmp = tmp->next) {
1966 jlist->list = g_slist_delete_link ((GSList *)jlist->list, (GSList *)tmp->data);
1968 g_slist_free (remove);
1970 mono_domain_unlock (domain);
1972 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
1973 if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
1975 * Instead of freeing the code, change it to call an error routine
1976 * so people can fix their code.
1978 char *type = mono_type_full_name (&method->klass->byval_arg);
1979 char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
1982 mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
1988 * This needs to be done before freeing code_mp, since the code address is the
1989 * key in the table, so if we free the code_mp first, another thread can grab the
1990 * same code address and replace our entry in the table.
1992 mono_jit_info_table_remove (domain, ji->ji);
1995 mono_code_manager_destroy (ji->code_mp);
2000 mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
2002 MonoDomain *target_domain;
2005 if (default_opt & MONO_OPT_SHARED)
2006 target_domain = mono_get_root_domain ();
2008 target_domain = domain;
2010 info = lookup_method (target_domain, method);
2012 /* We can't use a domain specific method in another domain */
2013 if (! ((domain != target_domain) && !info->domain_neutral)) {
2014 mono_jit_stats.methods_lookups++;
2017 return info->code_start;
2026 static guint32 bisect_opt = 0;
2027 static GHashTable *bisect_methods_hash = NULL;
2030 mono_set_bisect_methods (guint32 opt, const char *method_list_filename)
2033 char method_name [2048];
2036 bisect_methods_hash = g_hash_table_new (g_str_hash, g_str_equal);
2037 g_assert (bisect_methods_hash);
2039 file = fopen (method_list_filename, "r");
2042 while (fgets (method_name, sizeof (method_name), file)) {
2043 size_t len = strlen (method_name);
2045 g_assert (method_name [len - 1] == '\n');
2046 method_name [len - 1] = 0;
2047 g_hash_table_insert (bisect_methods_hash, g_strdup (method_name), GINT_TO_POINTER (1));
2049 g_assert (feof (file));
2052 gboolean mono_do_single_method_regression = FALSE;
2053 guint32 mono_single_method_regression_opt = 0;
2054 MonoMethod *mono_current_single_method;
2055 GSList *mono_single_method_list;
2056 GHashTable *mono_single_method_hash;
2059 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt)
2063 if (bisect_methods_hash) {
2064 char *name = mono_method_full_name (method, TRUE);
2065 void *res = g_hash_table_lookup (bisect_methods_hash, name);
2068 return default_opt | bisect_opt;
2070 if (!mono_do_single_method_regression)
2072 if (!mono_current_single_method) {
2073 if (!mono_single_method_hash)
2074 mono_single_method_hash = g_hash_table_new (g_direct_hash, g_direct_equal);
2075 if (!g_hash_table_lookup (mono_single_method_hash, method)) {
2076 g_hash_table_insert (mono_single_method_hash, method, method);
2077 mono_single_method_list = g_slist_prepend (mono_single_method_list, method);
2081 if (method == mono_current_single_method)
2082 return mono_single_method_regression_opt;
2087 mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
2089 return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
2094 gpointer compiled_method;
2095 gpointer runtime_invoke;
2097 MonoDynCallInfo *dyn_call_info;
2098 MonoClass *ret_box_class;
2099 MonoMethodSignature *sig;
2100 gboolean gsharedvt_invoke;
2101 gpointer *wrapper_arg;
2102 } RuntimeInvokeInfo;
2104 static RuntimeInvokeInfo*
2105 create_runtime_invoke_info (MonoDomain *domain, MonoMethod *method, gpointer compiled_method, gboolean callee_gsharedvt, MonoError *error)
2108 RuntimeInvokeInfo *info;
2110 info = g_new0 (RuntimeInvokeInfo, 1);
2111 info->compiled_method = compiled_method;
2112 if (mono_llvm_only && method->string_ctor)
2113 info->sig = mono_marshal_get_string_ctor_signature (method);
2115 info->sig = mono_method_signature (method);
2117 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
2118 info->vtable = mono_class_vtable_full (domain, method->klass, error);
2119 if (!mono_error_ok (error))
2121 g_assert (info->vtable);
2123 MonoMethodSignature *sig = info->sig;
2127 * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
2128 * in full-aot mode, so we use a slower, but more generic wrapper if
2129 * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
2131 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2132 if (!mono_llvm_only && (mono_aot_only || debug_options.dyn_runtime_invoke)) {
2133 gboolean supported = TRUE;
2136 if (method->string_ctor)
2137 sig = mono_marshal_get_string_ctor_signature (method);
2139 for (i = 0; i < sig->param_count; ++i) {
2140 MonoType *t = sig->params [i];
2142 if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
2146 if (mono_class_is_contextbound (method->klass) || !info->compiled_method)
2150 info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
2154 ret_type = sig->ret;
2155 switch (ret_type->type) {
2156 case MONO_TYPE_VOID:
2168 case MONO_TYPE_BOOLEAN:
2169 case MONO_TYPE_CHAR:
2172 info->ret_box_class = mono_class_from_mono_type (ret_type);
2175 info->ret_box_class = mono_defaults.int_class;
2177 case MONO_TYPE_STRING:
2178 case MONO_TYPE_CLASS:
2179 case MONO_TYPE_ARRAY:
2180 case MONO_TYPE_SZARRAY:
2181 case MONO_TYPE_OBJECT:
2183 case MONO_TYPE_GENERICINST:
2184 if (!MONO_TYPE_IS_REFERENCE (ret_type))
2185 info->ret_box_class = mono_class_from_mono_type (ret_type);
2187 case MONO_TYPE_VALUETYPE:
2188 info->ret_box_class = mono_class_from_mono_type (ret_type);
2191 g_assert_not_reached ();
2195 if (!info->dyn_call_info) {
2196 if (mono_llvm_only) {
2197 #ifndef MONO_ARCH_GSHAREDVT_SUPPORTED
2198 g_assert_not_reached ();
2200 info->gsharedvt_invoke = TRUE;
2201 if (!callee_gsharedvt) {
2202 /* Invoke a gsharedvt out wrapper instead */
2203 MonoMethod *wrapper = mini_get_gsharedvt_out_sig_wrapper (sig);
2204 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2206 info->wrapper_arg = g_malloc0 (2 * sizeof (gpointer));
2207 info->wrapper_arg [0] = mini_add_method_wrappers_llvmonly (method, info->compiled_method, FALSE, FALSE, &(info->wrapper_arg [1]));
2209 /* Pass has_rgctx == TRUE since the wrapper has an extra arg */
2210 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2211 g_free (wrapper_sig);
2213 info->compiled_method = mono_jit_compile_method (wrapper, error);
2214 if (!mono_error_ok (error)) {
2219 /* Gsharedvt methods can be invoked the same way */
2220 /* The out wrapper has the same signature as the compiled gsharedvt method */
2221 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2223 info->wrapper_arg = mono_method_needs_static_rgctx_invoke (method, TRUE) ? mini_method_get_rgctx (method) : NULL;
2225 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2226 g_free (wrapper_sig);
2229 info->runtime_invoke = mono_jit_compile_method (invoke, error);
2230 if (!mono_error_ok (error)) {
2240 mono_llvmonly_runtime_invoke (MonoMethod *method, RuntimeInvokeInfo *info, void *obj, void **params, MonoObject **exc, MonoError *error)
2242 MonoMethodSignature *sig = info->sig;
2243 MonoDomain *domain = mono_domain_get ();
2244 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2246 gpointer retval_ptr;
2247 guint8 retval [256];
2248 gpointer *param_refs;
2251 mono_error_init (error);
2253 g_assert (info->gsharedvt_invoke);
2256 * Instead of invoking the method directly, we invoke a gsharedvt out wrapper.
2257 * The advantage of this is the gsharedvt out wrappers have a reduced set of
2258 * signatures, so we only have to generate runtime invoke wrappers for these
2260 * This code also handles invocation of gsharedvt methods directly, no
2261 * out wrappers are used in that case.
2263 args = (void **)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2264 param_refs = (gpointer*)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2267 * The runtime invoke wrappers expects pointers to primitive types, so have to
2271 args [pindex ++] = &obj;
2272 if (sig->ret->type != MONO_TYPE_VOID) {
2273 retval_ptr = (gpointer)&retval;
2274 args [pindex ++] = &retval_ptr;
2276 for (i = 0; i < sig->param_count; ++i) {
2277 MonoType *t = sig->params [i];
2279 if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
2280 MonoClass *klass = mono_class_from_mono_type (t);
2281 guint8 *nullable_buf;
2284 size = mono_class_value_size (klass, NULL);
2285 nullable_buf = g_alloca (size);
2286 g_assert (nullable_buf);
2288 /* The argument pointed to by params [i] is either a boxed vtype or null */
2289 mono_nullable_init (nullable_buf, (MonoObject*)params [i], klass);
2290 params [i] = nullable_buf;
2293 if (!t->byref && (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR)) {
2294 param_refs [i] = params [i];
2295 params [i] = &(param_refs [i]);
2297 args [pindex ++] = ¶ms [i];
2299 /* The gsharedvt out wrapper has an extra argument which contains the method to call */
2300 args [pindex ++] = &info->wrapper_arg;
2302 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2304 runtime_invoke (NULL, args, exc, info->compiled_method);
2308 if (sig->ret->type != MONO_TYPE_VOID && info->ret_box_class)
2309 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2311 return *(MonoObject**)retval;
2315 * mono_jit_runtime_invoke:
2316 * @method: the method to invoke
2317 * @obj: this pointer
2318 * @params: array of parameter values.
2319 * @exc: Set to the exception raised in the managed method. If NULL, error is thrown instead.
2320 * If coop is enabled, this argument is ignored - all exceptoins are caught and propagated
2322 * @error: error or caught exception object
2325 mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc, MonoError *error)
2327 MonoMethod *invoke, *callee;
2328 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2329 MonoDomain *domain = mono_domain_get ();
2330 MonoJitDomainInfo *domain_info;
2331 RuntimeInvokeInfo *info, *info2;
2332 MonoJitInfo *ji = NULL;
2333 gboolean callee_gsharedvt = FALSE;
2335 mono_error_init (error);
2337 if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
2338 g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
2342 domain_info = domain_jit_info (domain);
2344 info = (RuntimeInvokeInfo *)mono_conc_hashtable_lookup (domain_info->runtime_invoke_hash, method);
2347 if (mono_security_core_clr_enabled ()) {
2349 * This might be redundant since mono_class_vtable () already does this,
2350 * but keep it just in case for moonlight.
2352 mono_class_setup_vtable (method->klass);
2353 if (mono_class_has_failure (method->klass)) {
2354 mono_error_set_for_class_failure (error, method->klass);
2356 *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);
2361 gpointer compiled_method;
2364 if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
2365 (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
2367 * Array Get/Set/Address methods. The JIT implements them using inline code
2368 * inside the runtime invoke wrappers, so no need to compile them.
2370 if (mono_aot_only) {
2372 * Call a wrapper, since the runtime invoke wrapper was not generated.
2374 MonoMethod *wrapper;
2376 wrapper = mono_marshal_get_array_accessor_wrapper (method);
2377 invoke = mono_marshal_get_runtime_invoke (wrapper, FALSE);
2385 compiled_method = mono_jit_compile_method_with_opt (callee, mono_get_optimizations_for_method (callee, default_opt), error);
2386 if (!compiled_method) {
2387 g_assert (!mono_error_ok (error));
2391 if (mono_llvm_only) {
2392 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (compiled_method), NULL);
2393 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2394 if (callee_gsharedvt)
2395 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2398 if (!callee_gsharedvt)
2399 compiled_method = mini_add_method_trampoline (callee, compiled_method, mono_method_needs_static_rgctx_invoke (callee, TRUE), FALSE);
2401 compiled_method = NULL;
2404 info = create_runtime_invoke_info (domain, method, compiled_method, callee_gsharedvt, error);
2405 if (!mono_error_ok (error))
2408 mono_domain_lock (domain);
2409 info2 = (RuntimeInvokeInfo *)mono_conc_hashtable_insert (domain_info->runtime_invoke_hash, method, info);
2410 mono_domain_unlock (domain);
2418 * We need this here because mono_marshal_get_runtime_invoke can place
2419 * the helper method in System.Object and not the target class.
2421 if (!mono_runtime_class_init_full (info->vtable, error)) {
2423 *exc = (MonoObject*) mono_error_convert_to_exception (error);
2427 /* If coop is enabled, and the caller didn't ask for the exception to be caught separately,
2428 we always catch the exception and propagate it through the MonoError */
2429 gboolean catchExcInMonoError =
2430 (exc == NULL) && mono_threads_is_coop_enabled ();
2431 MonoObject *invoke_exc = NULL;
2432 if (catchExcInMonoError)
2435 /* The wrappers expect this to be initialized to NULL */
2439 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2440 if (info->dyn_call_info) {
2441 MonoMethodSignature *sig = mono_method_signature (method);
2443 static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
2446 guint8 retval [256];
2448 if (!dyn_runtime_invoke) {
2449 invoke = mono_marshal_get_runtime_invoke_dynamic ();
2450 dyn_runtime_invoke = (RuntimeInvokeDynamicFunction)mono_jit_compile_method (invoke, error);
2451 if (!mono_error_ok (error))
2455 /* Convert the arguments to the format expected by start_dyn_call () */
2456 args = (void **)g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
2459 args [pindex ++] = &obj;
2460 for (i = 0; i < sig->param_count; ++i) {
2461 MonoType *t = sig->params [i];
2464 args [pindex ++] = ¶ms [i];
2465 } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
2466 args [pindex ++] = ¶ms [i];
2468 args [pindex ++] = params [i];
2472 //printf ("M: %s\n", mono_method_full_name (method, TRUE));
2474 mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
2476 dyn_runtime_invoke (buf, exc, info->compiled_method);
2477 mono_arch_finish_dyn_call (info->dyn_call_info, buf);
2479 if (catchExcInMonoError && *exc != NULL) {
2480 mono_error_set_exception_instance (error, (MonoException*) *exc);
2484 if (info->ret_box_class)
2485 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2487 return *(MonoObject**)retval;
2493 if (mono_llvm_only) {
2494 result = mono_llvmonly_runtime_invoke (method, info, obj, params, exc, error);
2498 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2500 result = runtime_invoke ((MonoObject *)obj, params, exc, info->compiled_method);
2502 if (catchExcInMonoError && *exc != NULL)
2503 mono_error_set_exception_instance (error, (MonoException*) *exc);
2512 typedef gpointer (*IMTTrampFunc) (gpointer *arg, MonoMethod *imt_method);
2515 * mini_llvmonly_initial_imt_tramp:
2517 * This function is called the first time a call is made through an IMT trampoline.
2518 * It should have the same signature as the mono_llvmonly_imt_tramp_... functions.
2521 mini_llvmonly_initial_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2523 IMTTrampInfo *info = (IMTTrampInfo*)arg;
2528 mono_vtable_build_imt_slot (info->vtable, info->slot);
2530 imt = (gpointer*)info->vtable;
2531 imt -= MONO_IMT_SIZE;
2533 /* Return what the real IMT trampoline returns */
2534 ftndesc = imt [info->slot];
2537 if (func == (IMTTrampFunc)mini_llvmonly_initial_imt_tramp)
2538 /* Happens when the imt slot contains only a generic virtual method */
2540 return func ((gpointer *)ftndesc [1], imt_method);
2543 /* This is called indirectly through an imt slot. */
2545 mono_llvmonly_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2549 /* arg points to an array created in mono_llvmonly_get_imt_trampoline () */
2550 while (arg [i] && arg [i] != imt_method)
2557 /* Optimized versions of mono_llvmonly_imt_trampoline () for different table sizes */
2559 mono_llvmonly_imt_tramp_1 (gpointer *arg, MonoMethod *imt_method)
2561 //g_assert (arg [0] == imt_method);
2566 mono_llvmonly_imt_tramp_2 (gpointer *arg, MonoMethod *imt_method)
2568 //g_assert (arg [0] == imt_method || arg [2] == imt_method);
2569 if (arg [0] == imt_method)
2576 mono_llvmonly_imt_tramp_3 (gpointer *arg, MonoMethod *imt_method)
2578 //g_assert (arg [0] == imt_method || arg [2] == imt_method || arg [4] == imt_method);
2579 if (arg [0] == imt_method)
2581 else if (arg [2] == imt_method)
2588 * A version of the imt trampoline used for generic virtual/variant iface methods.
2589 * Unlikely a normal imt trampoline, its possible that IMT_METHOD is not found
2590 * in the search table. The original JIT code had a 'fallback' trampoline it could
2591 * call, but we can't do that, so we just return NULL, and the compiled code
2595 mono_llvmonly_fallback_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2599 while (arg [i] && arg [i] != imt_method)
2608 mono_llvmonly_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp)
2612 int i, index, real_count;
2613 gboolean virtual_generic = FALSE;
2616 * Create an array which is passed to the imt trampoline functions.
2617 * The array contains MonoMethod-function descriptor pairs, terminated by a NULL entry.
2621 for (i = 0; i < count; ++i) {
2622 MonoIMTCheckItem *item = imt_entries [i];
2624 if (item->is_equals)
2626 if (item->has_target_code)
2627 virtual_generic = TRUE;
2631 * Initialize all vtable entries reachable from this imt slot, so the compiled
2632 * code doesn't have to check it.
2634 for (i = 0; i < count; ++i) {
2635 MonoIMTCheckItem *item = imt_entries [i];
2638 if (!item->is_equals || item->has_target_code)
2640 vt_slot = item->value.vtable_slot;
2641 mono_init_vtable_slot (vtable, vt_slot);
2644 /* Save the entries into an array */
2645 buf = (void **)mono_domain_alloc (domain, (real_count + 1) * 2 * sizeof (gpointer));
2647 for (i = 0; i < count; ++i) {
2648 MonoIMTCheckItem *item = imt_entries [i];
2650 if (!item->is_equals)
2653 g_assert (item->key);
2654 buf [(index * 2)] = item->key;
2655 if (item->has_target_code)
2656 buf [(index * 2) + 1] = item->value.target_code;
2658 buf [(index * 2) + 1] = vtable->vtable [item->value.vtable_slot];
2661 buf [(index * 2)] = NULL;
2662 buf [(index * 2) + 1] = fail_tramp;
2665 * Return a function descriptor for a C function with 'buf' as its argument.
2666 * It will by called by JITted code.
2668 res = (void **)mono_domain_alloc (domain, 2 * sizeof (gpointer));
2669 switch (real_count) {
2671 res [0] = mono_llvmonly_imt_tramp_1;
2674 res [0] = mono_llvmonly_imt_tramp_2;
2677 res [0] = mono_llvmonly_imt_tramp_3;
2680 res [0] = mono_llvmonly_imt_tramp;
2683 if (virtual_generic || fail_tramp)
2684 res [0] = mono_llvmonly_fallback_imt_tramp;
2690 MONO_SIG_HANDLER_FUNC (, mono_sigfpe_signal_handler)
2692 MonoException *exc = NULL;
2694 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2695 MONO_SIG_HANDLER_GET_CONTEXT;
2697 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2699 #if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
2700 if (mono_arch_is_int_overflow (ctx, info))
2702 * The spec says this throws ArithmeticException, but MS throws the derived
2703 * OverflowException.
2705 exc = mono_get_exception_overflow ();
2707 exc = mono_get_exception_divide_by_zero ();
2709 exc = mono_get_exception_divide_by_zero ();
2713 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2716 mono_handle_native_crash ("SIGFPE", ctx, info);
2717 if (mono_do_crash_chaining) {
2718 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2723 mono_arch_handle_exception (ctx, exc);
2726 MONO_SIG_HANDLER_FUNC (, mono_sigill_signal_handler)
2728 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2729 MONO_SIG_HANDLER_GET_CONTEXT;
2731 if (mono_runtime_get_no_exec ())
2735 mono_handle_native_crash ("SIGILL", ctx, info);
2736 if (mono_do_crash_chaining) {
2737 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2741 g_assert_not_reached ();
2744 #if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
2745 #define HAVE_SIG_INFO
2748 MONO_SIG_HANDLER_FUNC (, mono_sigsegv_signal_handler)
2751 MonoJitTlsData *jit_tls = (MonoJitTlsData *)mono_tls_get_jit_tls ();
2752 gpointer fault_addr = NULL;
2753 #ifdef HAVE_SIG_INFO
2754 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2758 MONO_SIG_HANDLER_GET_CONTEXT;
2760 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
2761 if (mono_arch_is_single_step_event (info, ctx)) {
2762 mono_debugger_agent_single_step_event (ctx);
2764 } else if (mono_arch_is_breakpoint_event (info, ctx)) {
2765 mono_debugger_agent_breakpoint_hit (ctx);
2770 #if defined(HAVE_SIG_INFO)
2771 #if !defined(HOST_WIN32)
2772 fault_addr = info->si_addr;
2773 if (mono_aot_is_pagefault (info->si_addr)) {
2774 mono_aot_handle_pagefault (info->si_addr);
2779 /* The thread might no be registered with the runtime */
2780 if (!mono_domain_get () || !jit_tls) {
2781 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2783 mono_handle_native_crash ("SIGSEGV", ctx, info);
2784 if (mono_do_crash_chaining) {
2785 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2791 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2793 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
2794 if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, info, (guint8*)info->si_addr))
2797 #ifdef MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX
2798 /* info->si_addr seems to be NULL on some kernels when handling stack overflows */
2799 fault_addr = info->si_addr;
2800 if (fault_addr == NULL) {
2803 mono_sigctx_to_monoctx (ctx, &mctx);
2805 fault_addr = MONO_CONTEXT_GET_SP (&mctx);
2809 if (jit_tls->stack_size &&
2810 ABS ((guint8*)fault_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 8192 * sizeof (gpointer)) {
2812 * The hard-guard page has been hit: there is not much we can do anymore
2813 * Print a hopefully clear message and abort.
2815 mono_handle_hard_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr);
2816 g_assert_not_reached ();
2818 /* The original handler might not like that it is executed on an altstack... */
2819 if (!ji && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2822 mono_arch_handle_altstack_exception (ctx, info, info->si_addr, FALSE);
2827 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2830 mono_handle_native_crash ("SIGSEGV", ctx, info);
2832 if (mono_do_crash_chaining) {
2833 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2838 mono_arch_handle_exception (ctx, NULL);
2842 MONO_SIG_HANDLER_FUNC (, mono_sigint_signal_handler)
2845 MONO_SIG_HANDLER_GET_CONTEXT;
2847 exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
2849 mono_arch_handle_exception (ctx, exc);
2852 #ifndef DISABLE_REMOTING
2853 /* mono_jit_create_remoting_trampoline:
2854 * @method: pointer to the method info
2856 * Creates a trampoline which calls the remoting functions. This
2857 * is used in the vtable of transparent proxies.
2859 * Returns: a pointer to the newly created code
2862 mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target, MonoError *error)
2865 guint8 *addr = NULL;
2867 mono_error_init (error);
2869 if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
2870 return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
2874 if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
2875 (mono_method_signature (method)->hasthis && (mono_class_is_marshalbyref (method->klass) || method->klass == mono_defaults.object_class)))
2876 nm = mono_marshal_get_remoting_invoke_for_target (method, target);
2879 addr = (guint8 *)mono_compile_method_checked (nm, error);
2880 return_val_if_nok (error, NULL);
2881 return mono_get_addr_from_ftnptr (addr);
2885 static G_GNUC_UNUSED void
2886 no_imt_trampoline (void)
2888 g_assert_not_reached ();
2891 static G_GNUC_UNUSED void
2892 no_vcall_trampoline (void)
2894 g_assert_not_reached ();
2897 static gpointer *vtable_trampolines;
2898 static int vtable_trampolines_size;
2901 mini_get_vtable_trampoline (MonoVTable *vt, int slot_index)
2903 int index = slot_index + MONO_IMT_SIZE;
2905 if (mono_llvm_only) {
2906 if (slot_index < 0) {
2907 /* Initialize the IMT trampoline to a 'trampoline' so the generated code doesn't have to initialize it */
2908 // FIXME: Memory management
2909 gpointer *ftndesc = g_malloc (2 * sizeof (gpointer));
2910 IMTTrampInfo *info = g_new0 (IMTTrampInfo, 1);
2913 ftndesc [0] = mini_llvmonly_initial_imt_tramp;
2915 mono_memory_barrier ();
2922 g_assert (slot_index >= - MONO_IMT_SIZE);
2923 if (!vtable_trampolines || slot_index + MONO_IMT_SIZE >= vtable_trampolines_size) {
2925 if (!vtable_trampolines || index >= vtable_trampolines_size) {
2929 new_size = vtable_trampolines_size ? vtable_trampolines_size * 2 : 128;
2930 while (new_size <= index)
2932 new_table = g_new0 (gpointer, new_size);
2934 if (vtable_trampolines)
2935 memcpy (new_table, vtable_trampolines, vtable_trampolines_size * sizeof (gpointer));
2936 g_free (vtable_trampolines);
2937 mono_memory_barrier ();
2938 vtable_trampolines = (void **)new_table;
2939 vtable_trampolines_size = new_size;
2944 if (!vtable_trampolines [index])
2945 vtable_trampolines [index] = mono_create_specific_trampoline (GUINT_TO_POINTER (slot_index), MONO_TRAMPOLINE_VCALL, mono_get_root_domain (), NULL);
2946 return vtable_trampolines [index];
2950 mini_get_imt_trampoline (MonoVTable *vt, int slot_index)
2952 return mini_get_vtable_trampoline (vt, slot_index - MONO_IMT_SIZE);
2956 mini_imt_entry_inited (MonoVTable *vt, int imt_slot_index)
2961 gpointer *imt = (gpointer*)vt;
2962 imt -= MONO_IMT_SIZE;
2964 return (imt [imt_slot_index] != mini_get_imt_trampoline (vt, imt_slot_index));
2968 is_callee_gsharedvt_variable (gpointer addr)
2971 gboolean callee_gsharedvt;
2973 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (addr), NULL);
2975 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2976 if (callee_gsharedvt)
2977 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2978 return callee_gsharedvt;
2982 mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr)
2984 gpointer arg = NULL;
2986 if (mono_method_needs_static_rgctx_invoke (method, FALSE))
2987 arg = mini_method_get_rgctx (method);
2990 * Avoid adding gsharedvt in wrappers since they might not exist if
2991 * this delegate is called through a gsharedvt delegate invoke wrapper.
2992 * Instead, encode that the method is gsharedvt in del->extra_arg,
2993 * the CEE_MONO_CALLI_EXTRA_ARG implementation in the JIT depends on this.
2995 if (method->is_inflated && is_callee_gsharedvt_variable (method_ptr)) {
2996 g_assert ((((mgreg_t)arg) & 1) == 0);
2997 arg = (gpointer)(((mgreg_t)arg) | 1);
3003 mini_init_delegate (MonoDelegate *del)
3006 del->extra_arg = mini_get_delegate_arg (del->method, del->method_ptr);
3010 mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset)
3014 abs_offset = offset;
3016 abs_offset = - abs_offset;
3017 return g_strdup_printf ("delegate_virtual_invoke%s_%s%d", load_imt_reg ? "_imt" : "", offset < 0 ? "m_" : "", abs_offset / SIZEOF_VOID_P);
3021 mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method)
3023 gboolean is_virtual_generic, is_interface, load_imt_reg;
3026 static guint8 **cache = NULL;
3027 static int cache_size = 0;
3032 if (MONO_TYPE_ISSTRUCT (sig->ret))
3035 is_virtual_generic = method->is_inflated && mono_method_get_declaring_generic_method (method)->is_generic;
3036 is_interface = mono_class_is_interface (method->klass);
3037 load_imt_reg = is_virtual_generic || is_interface;
3040 offset = ((gint32)mono_method_get_imt_slot (method) - MONO_IMT_SIZE) * SIZEOF_VOID_P;
3042 offset = G_STRUCT_OFFSET (MonoVTable, vtable) + ((mono_method_get_vtable_index (method)) * (SIZEOF_VOID_P));
3044 idx = (offset / SIZEOF_VOID_P + MONO_IMT_SIZE) * 2 + (load_imt_reg ? 1 : 0);
3045 g_assert (idx >= 0);
3047 /* Resize the cache to idx + 1 */
3048 if (cache_size < idx + 1) {
3050 if (cache_size < idx + 1) {
3052 int new_cache_size = idx + 1;
3054 new_cache = g_new0 (guint8*, new_cache_size);
3056 memcpy (new_cache, cache, cache_size * sizeof (guint8*));
3059 mono_memory_barrier ();
3061 cache_size = new_cache_size;
3069 /* FIXME Support more cases */
3070 if (mono_aot_only) {
3071 cache [idx] = (guint8 *)mono_aot_get_trampoline (mono_get_delegate_virtual_invoke_impl_name (load_imt_reg, offset));
3072 g_assert (cache [idx]);
3074 cache [idx] = (guint8 *)mono_arch_get_delegate_virtual_invoke_impl (sig, method, offset, load_imt_reg);
3080 * mini_parse_debug_option:
3081 * @option: The option to parse.
3083 * Parses debug options for the mono runtime. The options are the same as for
3084 * the MONO_DEBUG environment variable.
3088 mini_parse_debug_option (const char *option)
3090 if (!strcmp (option, "handle-sigint"))
3091 debug_options.handle_sigint = TRUE;
3092 else if (!strcmp (option, "keep-delegates"))
3093 debug_options.keep_delegates = TRUE;
3094 else if (!strcmp (option, "reverse-pinvoke-exceptions"))
3095 debug_options.reverse_pinvoke_exceptions = TRUE;
3096 else if (!strcmp (option, "collect-pagefault-stats"))
3097 debug_options.collect_pagefault_stats = TRUE;
3098 else if (!strcmp (option, "break-on-unverified"))
3099 debug_options.break_on_unverified = TRUE;
3100 else if (!strcmp (option, "no-gdb-backtrace"))
3101 debug_options.no_gdb_backtrace = TRUE;
3102 else if (!strcmp (option, "suspend-on-sigsegv"))
3103 debug_options.suspend_on_sigsegv = TRUE;
3104 else if (!strcmp (option, "suspend-on-exception"))
3105 debug_options.suspend_on_exception = TRUE;
3106 else if (!strcmp (option, "suspend-on-unhandled"))
3107 debug_options.suspend_on_unhandled = TRUE;
3108 else if (!strcmp (option, "dont-free-domains"))
3109 mono_dont_free_domains = TRUE;
3110 else if (!strcmp (option, "dyn-runtime-invoke"))
3111 debug_options.dyn_runtime_invoke = TRUE;
3112 else if (!strcmp (option, "gdb"))
3113 debug_options.gdb = TRUE;
3114 else if (!strcmp (option, "explicit-null-checks"))
3115 debug_options.explicit_null_checks = TRUE;
3116 else if (!strcmp (option, "gen-seq-points"))
3117 debug_options.gen_sdb_seq_points = TRUE;
3118 else if (!strcmp (option, "gen-compact-seq-points"))
3119 fprintf (stderr, "Mono Warning: option gen-compact-seq-points is deprecated.\n");
3120 else if (!strcmp (option, "no-compact-seq-points"))
3121 debug_options.no_seq_points_compact_data = TRUE;
3122 else if (!strcmp (option, "single-imm-size"))
3123 debug_options.single_imm_size = TRUE;
3124 else if (!strcmp (option, "init-stacks"))
3125 debug_options.init_stacks = TRUE;
3126 else if (!strcmp (option, "casts"))
3127 debug_options.better_cast_details = TRUE;
3128 else if (!strcmp (option, "soft-breakpoints"))
3129 debug_options.soft_breakpoints = TRUE;
3130 else if (!strcmp (option, "check-pinvoke-callconv"))
3131 debug_options.check_pinvoke_callconv = TRUE;
3132 else if (!strcmp (option, "use-fallback-tls"))
3133 debug_options.use_fallback_tls = TRUE;
3134 else if (!strcmp (option, "debug-domain-unload"))
3135 mono_enable_debug_domain_unload (TRUE);
3136 else if (!strcmp (option, "partial-sharing"))
3137 mono_set_partial_sharing_supported (TRUE);
3138 else if (!strcmp (option, "align-small-structs"))
3139 mono_align_small_structs = TRUE;
3140 else if (!strcmp (option, "native-debugger-break"))
3141 debug_options.native_debugger_break = TRUE;
3142 else if (!strcmp (option, "disable_omit_fp"))
3143 debug_options.disable_omit_fp = TRUE;
3151 mini_parse_debug_options (void)
3153 const char *options = g_getenv ("MONO_DEBUG");
3154 gchar **args, **ptr;
3159 args = g_strsplit (options, ",", -1);
3161 for (ptr = args; ptr && *ptr; ptr++) {
3162 const char *arg = *ptr;
3164 if (!mini_parse_debug_option (arg)) {
3165 fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
3166 fprintf (stderr, "Available options: 'handle-sigint', 'keep-delegates', 'reverse-pinvoke-exceptions', 'collect-pagefault-stats', 'break-on-unverified', 'no-gdb-backtrace', 'suspend-on-sigsegv', 'suspend-on-exception', 'suspend-on-unhandled', 'dont-free-domains', 'dyn-runtime-invoke', 'gdb', 'explicit-null-checks', 'gen-seq-points', 'no-compact-seq-points', 'single-imm-size', 'init-stacks', 'casts', 'soft-breakpoints', 'check-pinvoke-callconv', 'use-fallback-tls', 'debug-domain-unload', 'partial-sharing', 'align-small-structs', 'native-debugger-break'\n");
3175 mini_get_debug_options (void)
3177 return &debug_options;
3181 mini_create_ftnptr (MonoDomain *domain, gpointer addr)
3183 #if !defined(__ia64__) && (!defined(__ppc64__) && !defined(__powerpc64__) || _CALL_ELF == 2)
3186 gpointer* desc = NULL;
3188 if ((desc = g_hash_table_lookup (domain->ftnptrs_hash, addr)))
3191 desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
3195 # elif defined(__ppc64__) || defined(__powerpc64__)
3197 desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
3203 g_hash_table_insert (domain->ftnptrs_hash, addr, desc);
3209 mini_get_addr_from_ftnptr (gpointer descr)
3211 #if defined(__ia64__) || ((defined(__ppc64__) || defined(__powerpc64__)) && _CALL_ELF != 2)
3212 return *(gpointer*)descr;
3219 register_jit_stats (void)
3221 mono_counters_register ("Compiled methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_compiled);
3222 mono_counters_register ("Methods from AOT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_aot);
3223 mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_without_llvm);
3224 mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_with_llvm);
3225 mono_counters_register ("JIT/method_to_ir (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_method_to_ir);
3226 mono_counters_register ("JIT/liveness_handle_exception_clauses (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses);
3227 mono_counters_register ("JIT/handle_out_of_line_bblock (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_out_of_line_bblock);
3228 mono_counters_register ("JIT/decompose_long_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_long_opts);
3229 mono_counters_register ("JIT/decompose_typechecks (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_typechecks);
3230 mono_counters_register ("JIT/local_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop);
3231 mono_counters_register ("JIT/local_emulate_ops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_emulate_ops);
3232 mono_counters_register ("JIT/optimize_branches (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches);
3233 mono_counters_register ("JIT/handle_global_vregs (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs);
3234 mono_counters_register ("JIT/local_deadce (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce);
3235 mono_counters_register ("JIT/local_alias_analysis (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_alias_analysis);
3236 mono_counters_register ("JIT/if_conversion (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_if_conversion);
3237 mono_counters_register ("JIT/bb_ordering (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_bb_ordering);
3238 mono_counters_register ("JIT/compile_dominator_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compile_dominator_info);
3239 mono_counters_register ("JIT/compute_natural_loops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compute_natural_loops);
3240 mono_counters_register ("JIT/insert_safepoints (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_insert_safepoints);
3241 mono_counters_register ("JIT/ssa_compute (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_compute);
3242 mono_counters_register ("JIT/ssa_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_cprop);
3243 mono_counters_register ("JIT/ssa_deadce(sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_deadce);
3244 mono_counters_register ("JIT/perform_abc_removal (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_perform_abc_removal);
3245 mono_counters_register ("JIT/ssa_remove (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_remove);
3246 mono_counters_register ("JIT/local_cprop2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop2);
3247 mono_counters_register ("JIT/handle_global_vregs2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs2);
3248 mono_counters_register ("JIT/local_deadce2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce2);
3249 mono_counters_register ("JIT/optimize_branches2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches2);
3250 mono_counters_register ("JIT/decompose_vtype_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_vtype_opts);
3251 mono_counters_register ("JIT/decompose_array_access_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_array_access_opts);
3252 mono_counters_register ("JIT/liveness_handle_exception_clauses2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses2);
3253 mono_counters_register ("JIT/analyze_liveness (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_analyze_liveness);
3254 mono_counters_register ("JIT/linear_scan (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_linear_scan);
3255 mono_counters_register ("JIT/arch_allocate_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_arch_allocate_vars);
3256 mono_counters_register ("JIT/spill_global_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_spill_global_vars);
3257 mono_counters_register ("JIT/local_cprop3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop3);
3258 mono_counters_register ("JIT/local_deadce3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce3);
3259 mono_counters_register ("JIT/codegen (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_codegen);
3260 mono_counters_register ("JIT/create_jit_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_create_jit_info);
3261 mono_counters_register ("JIT/gc_create_gc_map (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_gc_create_gc_map);
3262 mono_counters_register ("JIT/save_seq_point_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_save_seq_point_info);
3263 mono_counters_register ("Total time spent JITting (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_time);
3264 mono_counters_register ("Basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.basic_blocks);
3265 mono_counters_register ("Max basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.max_basic_blocks);
3266 mono_counters_register ("Allocated vars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocate_var);
3267 mono_counters_register ("Code reallocs", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.code_reallocs);
3268 mono_counters_register ("Allocated code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_code_size);
3269 mono_counters_register ("Allocated seq points size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_seq_points_size);
3270 mono_counters_register ("Inlineable methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlineable_methods);
3271 mono_counters_register ("Inlined methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlined_methods);
3272 mono_counters_register ("Regvars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.regvars);
3273 mono_counters_register ("Locals stack size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.locals_stack_size);
3274 mono_counters_register ("Method cache lookups", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_lookups);
3275 mono_counters_register ("Compiled CIL code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.cil_code_size);
3276 mono_counters_register ("Native code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.native_code_size);
3277 mono_counters_register ("Aliases found", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_found);
3278 mono_counters_register ("Aliases eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_removed);
3279 mono_counters_register ("Aliased loads eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.loads_eliminated);
3280 mono_counters_register ("Aliased stores eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.stores_eliminated);
3281 mono_counters_register ("Optimized immediate divisions", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.optimized_divisions);
3284 static void runtime_invoke_info_free (gpointer value);
3287 class_method_pair_equal (gconstpointer ka, gconstpointer kb)
3289 const MonoClassMethodPair *apair = (const MonoClassMethodPair *)ka;
3290 const MonoClassMethodPair *bpair = (const MonoClassMethodPair *)kb;
3292 return apair->klass == bpair->klass && apair->method == bpair->method ? 1 : 0;
3296 class_method_pair_hash (gconstpointer data)
3298 const MonoClassMethodPair *pair = (const MonoClassMethodPair *)data;
3300 return (gsize)pair->klass ^ (gsize)pair->method;
3304 mini_create_jit_domain_info (MonoDomain *domain)
3306 MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
3308 info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3309 info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3310 info->delegate_trampoline_hash = g_hash_table_new (class_method_pair_hash, class_method_pair_equal);
3311 info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3312 info->runtime_invoke_hash = mono_conc_hashtable_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
3313 info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, mono_seq_point_info_free);
3314 info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
3315 info->jump_target_hash = g_hash_table_new (NULL, NULL);
3317 domain->runtime_info = info;
3321 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
3323 MonoJumpList *jlist = (MonoJumpList *)value;
3324 g_slist_free (jlist->list);
3328 delete_got_slot_list (gpointer key, gpointer value, gpointer user_data)
3330 GSList *list = (GSList *)value;
3331 g_slist_free (list);
3335 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
3337 MonoJitDynamicMethodInfo *di = (MonoJitDynamicMethodInfo *)value;
3338 mono_code_manager_destroy (di->code_mp);
3343 runtime_invoke_info_free (gpointer value)
3345 RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
3347 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
3348 if (info->dyn_call_info)
3349 mono_arch_dyn_call_free (info->dyn_call_info);
3355 free_jit_callee_list (gpointer key, gpointer value, gpointer user_data)
3357 g_slist_free (value);
3361 mini_free_jit_domain_info (MonoDomain *domain)
3363 MonoJitDomainInfo *info = domain_jit_info (domain);
3365 g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
3366 g_hash_table_destroy (info->jump_target_hash);
3367 if (info->jump_target_got_slot_hash) {
3368 g_hash_table_foreach (info->jump_target_got_slot_hash, delete_got_slot_list, NULL);
3369 g_hash_table_destroy (info->jump_target_got_slot_hash);
3371 if (info->dynamic_code_hash) {
3372 g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
3373 g_hash_table_destroy (info->dynamic_code_hash);
3375 if (info->method_code_hash)
3376 g_hash_table_destroy (info->method_code_hash);
3377 g_hash_table_destroy (info->jump_trampoline_hash);
3378 g_hash_table_destroy (info->jit_trampoline_hash);
3379 g_hash_table_destroy (info->delegate_trampoline_hash);
3380 if (info->static_rgctx_trampoline_hash)
3381 g_hash_table_destroy (info->static_rgctx_trampoline_hash);
3382 g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
3383 mono_conc_hashtable_destroy (info->runtime_invoke_hash);
3384 g_hash_table_destroy (info->seq_points);
3385 g_hash_table_destroy (info->arch_seq_points);
3386 if (info->agent_info)
3387 mono_debugger_agent_free_domain_info (domain);
3388 if (info->gsharedvt_arg_tramp_hash)
3389 g_hash_table_destroy (info->gsharedvt_arg_tramp_hash);
3390 if (info->llvm_jit_callees) {
3391 g_hash_table_foreach (info->llvm_jit_callees, free_jit_callee_list, NULL);
3392 g_hash_table_destroy (info->llvm_jit_callees);
3395 mono_llvm_free_domain_info (domain);
3398 g_free (domain->runtime_info);
3399 domain->runtime_info = NULL;
3404 llvm_init_inner (void)
3406 if (!mono_llvm_load (NULL))
3417 * Load and initialize LLVM support.
3418 * Return TRUE on success.
3421 mini_llvm_init (void)
3424 static gboolean llvm_inited;
3425 static gboolean init_result;
3427 mono_loader_lock_if_inited ();
3429 init_result = llvm_init_inner ();
3432 mono_loader_unlock_if_inited ();
3440 mini_init (const char *filename, const char *runtime_version)
3444 MonoRuntimeCallbacks callbacks;
3445 MonoThreadInfoRuntimeCallbacks ticallbacks;
3447 MONO_VES_INIT_BEGIN ();
3449 CHECKED_MONO_INIT ();
3451 #if defined(__linux__) && !defined(__native_client__)
3452 if (access ("/proc/self/maps", F_OK) != 0) {
3453 g_print ("Mono requires /proc to be mounted.\n");
3458 mono_os_mutex_init_recursive (&jit_mutex);
3460 mono_cross_helpers_run ();
3462 mono_counters_init ();
3466 /* Happens when using the embedding interface */
3467 if (!default_opt_set)
3468 default_opt = mono_parse_default_optimizations (NULL);
3470 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
3472 mono_set_generic_sharing_vt_supported (TRUE);
3475 mono_set_generic_sharing_vt_supported (TRUE);
3478 mono_tls_init_runtime_keys ();
3480 if (!global_codeman)
3481 global_codeman = mono_code_manager_new ();
3483 memset (&callbacks, 0, sizeof (callbacks));
3484 callbacks.create_ftnptr = mini_create_ftnptr;
3485 callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
3486 callbacks.get_runtime_build_info = mono_get_runtime_build_info;
3487 callbacks.set_cast_details = mono_set_cast_details;
3488 callbacks.debug_log = mono_debugger_agent_debug_log;
3489 callbacks.debug_log_is_enabled = mono_debugger_agent_debug_log_is_enabled;
3490 callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
3491 callbacks.get_imt_trampoline = mini_get_imt_trampoline;
3492 callbacks.imt_entry_inited = mini_imt_entry_inited;
3493 callbacks.init_delegate = mini_init_delegate;
3494 #define JIT_INVOKE_WORKS
3495 #ifdef JIT_INVOKE_WORKS
3496 callbacks.runtime_invoke = mono_jit_runtime_invoke;
3498 #define JIT_TRAMPOLINES_WORK
3499 #ifdef JIT_TRAMPOLINES_WORK
3500 callbacks.compile_method = mono_jit_compile_method;
3501 callbacks.create_jump_trampoline = mono_create_jump_trampoline;
3502 callbacks.create_jit_trampoline = mono_create_jit_trampoline;
3503 callbacks.create_delegate_trampoline = mono_create_delegate_trampoline;
3504 callbacks.free_method = mono_jit_free_method;
3505 #ifndef DISABLE_REMOTING
3506 callbacks.create_remoting_trampoline = mono_jit_create_remoting_trampoline;
3510 mono_install_callbacks (&callbacks);
3512 memset (&ticallbacks, 0, sizeof (ticallbacks));
3513 ticallbacks.setup_async_callback = mono_setup_async_callback;
3514 ticallbacks.thread_state_init_from_sigctx = mono_thread_state_init_from_sigctx;
3515 ticallbacks.thread_state_init_from_handle = mono_thread_state_init_from_handle;
3516 ticallbacks.thread_state_init = mono_thread_state_init;
3519 mono_w32handle_init ();
3522 mono_threads_runtime_init (&ticallbacks);
3524 if (g_getenv ("MONO_DEBUG") != NULL)
3525 mini_parse_debug_options ();
3527 mono_code_manager_init ();
3531 mono_arch_cpu_init ();
3535 mono_unwind_init ();
3537 #ifdef XDEBUG_ENABLED
3538 if (g_getenv ("MONO_XDEBUG")) {
3539 const char *xdebug_opts = g_getenv ("MONO_XDEBUG");
3540 mono_xdebug_init (xdebug_opts);
3541 /* So methods for multiple domains don't have the same address */
3542 mono_dont_free_domains = TRUE;
3543 mono_using_xdebug = TRUE;
3544 } else if (mini_get_debug_options ()->gdb) {
3545 mono_xdebug_init ((char*)"gdb");
3546 mono_dont_free_domains = TRUE;
3547 mono_using_xdebug = TRUE;
3552 if (mono_use_llvm) {
3553 if (!mono_llvm_load (NULL)) {
3554 mono_use_llvm = FALSE;
3555 fprintf (stderr, "Mono Warning: llvm support could not be loaded.\n");
3562 mono_trampolines_init ();
3564 if (default_opt & MONO_OPT_AOT)
3567 mono_debugger_agent_init ();
3569 #ifdef MONO_ARCH_GSHARED_SUPPORTED
3570 mono_set_generic_sharing_supported (TRUE);
3573 mono_threads_signals_init ();
3575 #ifndef MONO_CROSS_COMPILE
3576 mono_runtime_install_handlers ();
3578 mono_threads_install_cleanup (mini_thread_cleanup);
3580 #ifdef JIT_TRAMPOLINES_WORK
3581 mono_install_create_domain_hook (mini_create_jit_domain_info);
3582 mono_install_free_domain_hook (mini_free_jit_domain_info);
3584 mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
3585 mono_install_get_class_from_name (mono_aot_get_class_from_name);
3586 mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
3588 if (debug_options.collect_pagefault_stats)
3589 mono_aot_set_make_unreadable (TRUE);
3591 if (runtime_version)
3592 domain = mono_init_version (filename, runtime_version);
3594 domain = mono_init_from_assembly (filename, filename);
3596 if (mono_aot_only) {
3597 /* This helps catch code allocation requests */
3598 mono_code_manager_set_read_only (domain->code_mp);
3599 mono_marshal_use_aot_wrappers (TRUE);
3602 if (mono_llvm_only) {
3603 mono_install_imt_trampoline_builder (mono_llvmonly_get_imt_trampoline);
3604 mono_set_always_build_imt_trampolines (TRUE);
3605 } else if (mono_aot_only) {
3606 mono_install_imt_trampoline_builder (mono_aot_get_imt_trampoline);
3608 mono_install_imt_trampoline_builder (mono_arch_build_imt_trampoline);
3611 /*Init arch tls information only after the metadata side is inited to make sure we see dynamic appdomain tls keys*/
3612 mono_arch_finish_init ();
3616 /* This must come after mono_init () in the aot-only case */
3617 mono_exceptions_init ();
3619 /* This should come after mono_init () too */
3623 mono_create_helper_signatures ();
3626 register_jit_stats ();
3628 #define JIT_CALLS_WORK
3629 #ifdef JIT_CALLS_WORK
3630 /* Needs to be called here since register_jit_icall depends on it */
3631 mono_marshal_init ();
3633 mono_arch_register_lowlevel_calls ();
3637 mono_generic_sharing_init ();
3640 #ifdef MONO_ARCH_SIMD_INTRINSICS
3641 mono_simd_intrinsics_init ();
3644 mono_tasklets_init ();
3646 register_trampolines (domain);
3648 if (mono_compile_aot)
3650 * Avoid running managed code when AOT compiling, since the platform
3651 * might only support aot-only execution.
3653 mono_runtime_set_no_exec (TRUE);
3655 mono_mem_account_register_counters ();
3657 #define JIT_RUNTIME_WORKS
3658 #ifdef JIT_RUNTIME_WORKS
3659 mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
3660 mono_runtime_init_checked (domain, mono_thread_start_cb, mono_thread_attach_cb, &error);
3661 mono_error_assert_ok (&error);
3662 mono_thread_attach (domain);
3665 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
3666 mono_runtime_setup_stat_profiler ();
3668 mono_profiler_runtime_initialized ();
3670 MONO_VES_INIT_END ();
3676 register_icalls (void)
3678 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
3679 ves_icall_get_frame_info);
3680 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
3681 ves_icall_get_trace);
3682 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
3683 mono_runtime_install_handlers);
3684 mono_add_internal_call ("Mono.Runtime::mono_runtime_cleanup_handlers",
3685 mono_runtime_cleanup_handlers);
3687 #if defined(PLATFORM_ANDROID) || defined(TARGET_ANDROID)
3688 mono_add_internal_call ("System.Diagnostics.Debugger::Mono_UnhandledException_internal",
3689 mono_debugger_agent_unhandled_exception);
3693 * It's important that we pass `TRUE` as the last argument here, as
3694 * it causes the JIT to omit a wrapper for these icalls. If the JIT
3695 * *did* emit a wrapper, we'd be looking at infinite recursion since
3696 * the wrapper would call the icall which would call the wrapper and
3699 register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", "void ptr", TRUE);
3700 register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", "void ptr", TRUE);
3702 register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
3703 register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
3704 register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
3705 register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "ptr ptr", TRUE);
3706 register_icall (mono_jit_set_domain, "mono_jit_set_domain", "void ptr", TRUE);
3707 register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
3709 register_icall (mono_llvm_throw_exception, "mono_llvm_throw_exception", "void object", TRUE);
3710 register_icall (mono_llvm_rethrow_exception, "mono_llvm_rethrow_exception", "void object", TRUE);
3711 register_icall (mono_llvm_resume_exception, "mono_llvm_resume_exception", "void", TRUE);
3712 register_icall (mono_llvm_match_exception, "mono_llvm_match_exception", "int ptr int int", TRUE);
3713 register_icall (mono_llvm_clear_exception, "mono_llvm_clear_exception", NULL, TRUE);
3714 register_icall (mono_llvm_load_exception, "mono_llvm_load_exception", "object", TRUE);
3715 register_icall (mono_llvm_throw_corlib_exception, "mono_llvm_throw_corlib_exception", "void int", TRUE);
3716 #if defined(ENABLE_LLVM) && !defined(MONO_LLVM_LOADED)
3717 register_icall (mono_llvm_set_unhandled_exception_handler, "mono_llvm_set_unhandled_exception_handler", NULL, TRUE);
3719 // FIXME: This is broken
3720 register_icall (mono_debug_personality, "mono_debug_personality", "int int int ptr ptr ptr", TRUE);
3723 register_dyn_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
3724 register_dyn_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
3725 register_dyn_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", "void ptr", TRUE);
3726 register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
3727 register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "object", FALSE);
3728 register_icall (mono_thread_force_interruption_checkpoint_noraise, "mono_thread_force_interruption_checkpoint_noraise", "object", FALSE);
3730 #if defined(__native_client__) || defined(__native_client_codegen__)
3731 register_icall (mono_nacl_gc, "mono_nacl_gc", "void", FALSE);
3734 if (mono_threads_is_coop_enabled ())
3735 register_icall (mono_threads_state_poll, "mono_threads_state_poll", "void", FALSE);
3737 #ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
3738 register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, "mono_llmult", TRUE);
3739 register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, "mono_lldiv", FALSE);
3740 register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, "mono_lldiv_un", FALSE);
3741 register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, "mono_llrem", FALSE);
3742 register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, "mono_llrem_un", FALSE);
3744 #if !defined(MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS) || defined(MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS)
3745 register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, "mono_llmult_ovf_un", FALSE);
3746 register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, "mono_llmult_ovf", FALSE);
3749 #ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
3750 register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, "mono_lshl", TRUE);
3751 register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, "mono_lshr", TRUE);
3752 register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, "mono_lshr_un", TRUE);
3755 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
3756 register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, "mono_idiv", FALSE);
3757 register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, "mono_idiv_un", FALSE);
3758 register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, "mono_irem", FALSE);
3759 register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, "mono_irem_un", FALSE);
3762 #ifdef MONO_ARCH_EMULATE_MUL_DIV
3763 register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, "mono_imul", TRUE);
3766 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
3767 register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, "mono_imul_ovf", FALSE);
3768 register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, "mono_imul_ovf_un", FALSE);
3771 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT_FALLBACK)
3772 register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, "mono_fdiv", FALSE);
3775 register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, "mono_fconv_u8", FALSE);
3776 register_opcode_emulation (OP_RCONV_TO_U8, "__emul_rconv_to_u8", "ulong float", mono_rconv_u8, "mono_rconv_u8", FALSE);
3777 register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, "mono_fconv_u4", FALSE);
3778 register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, "mono_fconv_ovf_i8", FALSE);
3779 register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, "mono_fconv_ovf_u8", FALSE);
3780 register_opcode_emulation (OP_RCONV_TO_OVF_I8, "__emul_rconv_to_ovf_i8", "long float", mono_rconv_ovf_i8, "mono_rconv_ovf_i8", FALSE);
3781 register_opcode_emulation (OP_RCONV_TO_OVF_U8, "__emul_rconv_to_ovf_u8", "ulong float", mono_rconv_ovf_u8, "mono_rconv_ovf_u8", FALSE);
3784 #ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
3785 register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, "mono_fconv_i8", FALSE);
3786 register_opcode_emulation (OP_RCONV_TO_I8, "__emul_rconv_to_i8", "long float", mono_rconv_i8, "mono_rconv_i8", FALSE);
3789 #ifdef MONO_ARCH_EMULATE_CONV_R8_UN
3790 register_opcode_emulation (OP_ICONV_TO_R_UN, "__emul_iconv_to_r_un", "double int32", mono_conv_to_r8_un, "mono_conv_to_r8_un", FALSE);
3792 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
3793 register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, "mono_lconv_to_r8", FALSE);
3795 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
3796 register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, "mono_lconv_to_r4", FALSE);
3798 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
3799 register_opcode_emulation (OP_LCONV_TO_R_UN, "__emul_lconv_to_r8_un", "double long", mono_lconv_to_r8_un, "mono_lconv_to_r8_un", FALSE);
3801 #ifdef MONO_ARCH_EMULATE_FREM
3802 #if !defined(__native_client__)
3803 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, "fmod", FALSE);
3804 register_opcode_emulation (OP_RREM, "__emul_rrem", "float float float", fmodf, "fmodf", FALSE);
3806 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", mono_fmod, "mono_fmod", FALSE);
3810 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
3811 if (mono_arch_is_soft_float ()) {
3812 register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, "mono_fsub", FALSE);
3813 register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, "mono_fadd", FALSE);
3814 register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, "mono_fmul", FALSE);
3815 register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, "mono_fneg", FALSE);
3816 register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, "mono_conv_to_r8", FALSE);
3817 register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, "mono_conv_to_r4", FALSE);
3818 register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, "mono_fconv_r4", FALSE);
3819 register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, "mono_fconv_i1", FALSE);
3820 register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, "mono_fconv_i2", FALSE);
3821 register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3822 register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, "mono_fconv_u1", FALSE);
3823 register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, "mono_fconv_u2", FALSE);
3825 #if SIZEOF_VOID_P == 4
3826 register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3829 register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, "mono_fcmp_eq", FALSE);
3830 register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, "mono_fcmp_lt", FALSE);
3831 register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, "mono_fcmp_gt", FALSE);
3832 register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, "mono_fcmp_le", FALSE);
3833 register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, "mono_fcmp_ge", FALSE);
3834 register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, "mono_fcmp_ne_un", FALSE);
3835 register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, "mono_fcmp_lt_un", FALSE);
3836 register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, "mono_fcmp_gt_un", FALSE);
3837 register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, "mono_fcmp_le_un", FALSE);
3838 register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, "mono_fcmp_ge_un", FALSE);
3840 register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, "mono_fceq", FALSE);
3841 register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, "mono_fcgt", FALSE);
3842 register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, "mono_fcgt_un", FALSE);
3843 register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, "mono_fclt", FALSE);
3844 register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, "mono_fclt_un", FALSE);
3846 register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
3847 register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
3848 register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
3849 register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
3852 register_icall (mono_ckfinite, "mono_ckfinite", "double double", FALSE);
3854 #ifdef COMPRESSED_INTERFACE_BITMAP
3855 register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
3858 #if SIZEOF_REGISTER == 4
3859 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, "mono_fconv_u4", TRUE);
3861 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "ulong double", mono_fconv_u8, "mono_fconv_u8", TRUE);
3864 /* other jit icalls */
3865 register_icall (ves_icall_mono_delegate_ctor, "ves_icall_mono_delegate_ctor", "void object object ptr", FALSE);
3866 register_icall (mono_class_static_field_address , "mono_class_static_field_address",
3867 "ptr ptr ptr", FALSE);
3868 register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
3869 register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
3870 "ptr ptr ptr ptr", FALSE);
3871 register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
3872 register_icall (ves_icall_mono_ldstr, "ves_icall_mono_ldstr", "object ptr ptr int32", FALSE);
3873 register_icall (mono_helper_stelem_ref_check, "mono_helper_stelem_ref_check", "void object object", FALSE);
3874 register_icall (ves_icall_object_new, "ves_icall_object_new", "object ptr ptr", FALSE);
3875 register_icall (ves_icall_object_new_specific, "ves_icall_object_new_specific", "object ptr", FALSE);
3876 register_icall (ves_icall_array_new, "ves_icall_array_new", "object ptr ptr int32", FALSE);
3877 register_icall (ves_icall_array_new_specific, "ves_icall_array_new_specific", "object ptr int32", FALSE);
3878 register_icall (ves_icall_runtime_class_init, "ves_icall_runtime_class_init", "void ptr", FALSE);
3879 register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
3880 register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
3881 register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
3882 register_icall (mono_helper_compile_generic_method, "mono_helper_compile_generic_method", "ptr object ptr ptr", FALSE);
3883 register_icall (mono_helper_ldstr, "mono_helper_ldstr", "object ptr int", FALSE);
3884 register_icall (mono_helper_ldstr_mscorlib, "mono_helper_ldstr_mscorlib", "object int", FALSE);
3885 register_icall (mono_helper_newobj_mscorlib, "mono_helper_newobj_mscorlib", "object int", FALSE);
3886 register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
3887 register_icall (mono_object_castclass_unbox, "mono_object_castclass_unbox", "object object ptr", FALSE);
3888 register_icall (mono_break, "mono_break", NULL, TRUE);
3889 register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
3890 register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
3891 register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
3892 register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
3893 register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
3894 register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
3895 register_icall (mono_array_new_4, "mono_array_new_4", "object ptr int int int int", FALSE);
3896 register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
3897 register_icall (mono_resume_unwind, "mono_resume_unwind", "void", TRUE);
3898 register_icall (mono_gsharedvt_constrained_call, "mono_gsharedvt_constrained_call", "object ptr ptr ptr ptr ptr", FALSE);
3899 register_icall (mono_gsharedvt_value_copy, "mono_gsharedvt_value_copy", "void ptr ptr ptr", TRUE);
3901 register_icall (mono_gc_wbarrier_value_copy_bitmap, "mono_gc_wbarrier_value_copy_bitmap", "void ptr ptr int int", FALSE);
3903 register_icall (mono_object_castclass_with_cache, "mono_object_castclass_with_cache", "object object ptr ptr", FALSE);
3904 register_icall (mono_object_isinst_with_cache, "mono_object_isinst_with_cache", "object object ptr ptr", FALSE);
3905 register_icall (mono_generic_class_init, "mono_generic_class_init", "void ptr", FALSE);
3906 register_icall (mono_fill_class_rgctx, "mono_fill_class_rgctx", "ptr ptr int", FALSE);
3907 register_icall (mono_fill_method_rgctx, "mono_fill_method_rgctx", "ptr ptr int", FALSE);
3909 register_icall (mono_debugger_agent_user_break, "mono_debugger_agent_user_break", "void", FALSE);
3911 register_icall (mono_aot_init_llvm_method, "mono_aot_init_llvm_method", "void ptr int", TRUE);
3912 register_icall (mono_aot_init_gshared_method_this, "mono_aot_init_gshared_method_this", "void ptr int object", TRUE);
3913 register_icall (mono_aot_init_gshared_method_mrgctx, "mono_aot_init_gshared_method_mrgctx", "void ptr int ptr", TRUE);
3914 register_icall (mono_aot_init_gshared_method_vtable, "mono_aot_init_gshared_method_vtable", "void ptr int ptr", TRUE);
3916 register_icall_no_wrapper (mono_resolve_iface_call_gsharedvt, "mono_resolve_iface_call_gsharedvt", "ptr object int ptr ptr");
3917 register_icall_no_wrapper (mono_resolve_vcall_gsharedvt, "mono_resolve_vcall_gsharedvt", "ptr object int ptr ptr");
3918 register_icall_no_wrapper (mono_resolve_generic_virtual_call, "mono_resolve_generic_virtual_call", "ptr ptr int ptr");
3919 register_icall_no_wrapper (mono_resolve_generic_virtual_iface_call, "mono_resolve_generic_virtual_iface_call", "ptr ptr int ptr");
3920 /* This needs a wrapper so it can have a preserveall cconv */
3921 register_icall (mono_init_vtable_slot, "mono_init_vtable_slot", "ptr ptr int", FALSE);
3922 register_icall (mono_llvmonly_init_delegate, "mono_llvmonly_init_delegate", "void object", TRUE);
3923 register_icall (mono_llvmonly_init_delegate_virtual, "mono_llvmonly_init_delegate_virtual", "void object object ptr", TRUE);
3924 register_icall (mono_get_assembly_object, "mono_get_assembly_object", "object ptr", TRUE);
3925 register_icall (mono_get_method_object, "mono_get_method_object", "object ptr", TRUE);
3926 register_icall (mono_throw_method_access, "mono_throw_method_access", "void ptr ptr", FALSE);
3927 register_icall_no_wrapper (mono_dummy_jit_icall, "mono_dummy_jit_icall", "void");
3929 register_icall_with_wrapper (mono_monitor_enter_internal, "mono_monitor_enter_internal", "void obj");
3930 register_icall_with_wrapper (mono_monitor_enter_v4_internal, "mono_monitor_enter_v4_internal", "void obj ptr");
3931 register_icall_no_wrapper (mono_monitor_enter_fast, "mono_monitor_enter_fast", "int obj");
3932 register_icall_no_wrapper (mono_monitor_enter_v4_fast, "mono_monitor_enter_v4_fast", "int obj ptr");
3935 register_icall (pthread_getspecific, "pthread_getspecific", "ptr ptr", TRUE);
3937 /* Register tls icalls */
3938 register_icall_no_wrapper (mono_tls_get_thread, "mono_tls_get_thread", "ptr");
3939 register_icall_no_wrapper (mono_tls_get_jit_tls, "mono_tls_get_jit_tls", "ptr");
3940 register_icall_no_wrapper (mono_tls_get_domain, "mono_tls_get_domain", "ptr");
3941 register_icall_no_wrapper (mono_tls_get_lmf, "mono_tls_get_lmf", "ptr");
3942 register_icall_no_wrapper (mono_tls_get_sgen_thread_info, "mono_tls_get_sgen_thread_info", "ptr");
3943 register_icall_no_wrapper (mono_tls_get_lmf_addr, "mono_tls_get_lmf_addr", "ptr");
3944 register_icall_no_wrapper (mono_tls_set_thread, "mono_tls_set_thread", "void ptr");
3945 register_icall_no_wrapper (mono_tls_set_jit_tls, "mono_tls_set_jit_tls", "void ptr");
3946 register_icall_no_wrapper (mono_tls_set_domain, "mono_tls_set_domain", "void ptr");
3947 register_icall_no_wrapper (mono_tls_set_lmf, "mono_tls_set_lmf", "void ptr");
3948 register_icall_no_wrapper (mono_tls_set_sgen_thread_info, "mono_tls_set_sgen_thread_info", "void ptr");
3949 register_icall_no_wrapper (mono_tls_set_lmf_addr, "mono_tls_set_lmf_addr", "void ptr");
3952 MonoJitStats mono_jit_stats = {0};
3955 print_jit_stats (void)
3957 if (mono_jit_stats.enabled) {
3958 g_print ("Mono Jit statistics\n");
3959 g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
3960 mono_jit_stats.max_ratio_method);
3961 g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
3962 mono_jit_stats.biggest_method);
3964 g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
3965 g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
3966 g_print ("Used classes: %ld\n", mono_stats.used_class_count);
3967 g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
3968 g_print ("Methods: %ld\n", mono_stats.method_count);
3969 g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
3970 g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
3971 g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
3973 g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
3974 g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
3975 g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
3977 g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
3978 g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
3979 g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
3980 g_print ("Shared vtype generic methods: %ld\n", mono_stats.gsharedvt_methods);
3982 g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
3983 g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
3984 g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
3985 g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
3986 g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
3987 g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
3988 g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
3989 g_print ("IMT trampolines size: %ld\n", mono_stats.imt_trampolines_size);
3991 g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
3992 g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
3993 g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
3995 g_free (mono_jit_stats.max_ratio_method);
3996 mono_jit_stats.max_ratio_method = NULL;
3997 g_free (mono_jit_stats.biggest_method);
3998 mono_jit_stats.biggest_method = NULL;
4003 mini_cleanup (MonoDomain *domain)
4005 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
4006 mono_runtime_shutdown_stat_profiler ();
4009 cominterop_release_all_rcws ();
4012 #ifndef MONO_CROSS_COMPILE
4014 * mono_domain_finalize () needs to be called early since it needs the
4015 * execution engine still fully working (it may invoke managed finalizers).
4017 mono_domain_finalize (domain, 2000);
4020 /* This accesses metadata so needs to be called before runtime shutdown */
4023 #ifndef MONO_CROSS_COMPILE
4024 mono_runtime_cleanup (domain);
4027 mono_profiler_shutdown ();
4029 free_jit_tls_data ((MonoJitTlsData *)mono_tls_get_jit_tls ());
4031 mono_icall_cleanup ();
4033 mono_runtime_cleanup_handlers ();
4035 #ifndef MONO_CROSS_COMPILE
4036 mono_domain_free (domain, TRUE);
4041 mono_llvm_cleanup ();
4044 mono_aot_cleanup ();
4046 mono_trampolines_cleanup ();
4048 mono_unwind_cleanup ();
4050 mono_code_manager_destroy (global_codeman);
4051 g_free (vtable_trampolines);
4053 mini_jit_cleanup ();
4055 mono_tramp_info_cleanup ();
4057 mono_arch_cleanup ();
4059 mono_generic_sharing_cleanup ();
4063 mono_trace_cleanup ();
4065 mono_counters_dump (MONO_COUNTER_SECTION_MASK | MONO_COUNTER_MONOTONIC, stdout);
4067 if (mono_inject_async_exc_method)
4068 mono_method_desc_free (mono_inject_async_exc_method);
4070 mono_tls_free_keys ();
4072 mono_os_mutex_destroy (&jit_mutex);
4074 mono_code_manager_cleanup ();
4077 mono_w32handle_cleanup ();
4082 mono_set_defaults (int verbose_level, guint32 opts)
4084 mini_verbose = verbose_level;
4085 mono_set_optimizations (opts);
4089 mono_disable_optimizations (guint32 opts)
4091 default_opt &= ~opts;
4095 mono_set_optimizations (guint32 opts)
4098 default_opt_set = TRUE;
4099 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
4100 mono_set_generic_sharing_vt_supported (mono_aot_only || ((default_opt & MONO_OPT_GSHAREDVT) != 0));
4103 mono_set_generic_sharing_vt_supported (TRUE);
4108 mono_set_verbose_level (guint32 level)
4110 mini_verbose = level;
4114 * mono_get_runtime_build_info:
4116 * Return the runtime version + build date in string format.
4117 * The returned string is owned by the caller. The returned string
4118 * format is "VERSION (FULL_VERSION BUILD_DATE)" and build date is optional.
4121 mono_get_runtime_build_info (void)
4123 if (mono_build_date)
4124 return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
4126 return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
4130 mono_precompile_assembly (MonoAssembly *ass, void *user_data)
4132 GHashTable *assemblies = (GHashTable*)user_data;
4133 MonoImage *image = mono_assembly_get_image (ass);
4134 MonoMethod *method, *invoke;
4137 if (g_hash_table_lookup (assemblies, ass))
4140 g_hash_table_insert (assemblies, ass, ass);
4142 if (mini_verbose > 0)
4143 printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
4145 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
4148 method = mono_get_method_checked (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL, NULL, &error);
4150 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4153 if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
4155 if (method->is_generic || mono_class_is_gtd (method->klass))
4159 if (mini_verbose > 1) {
4160 char * desc = mono_method_full_name (method, TRUE);
4161 g_print ("Compiling %d %s\n", count, desc);
4164 mono_compile_method_checked (method, &error);
4165 if (!is_ok (&error)) {
4166 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4169 if (strcmp (method->name, "Finalize") == 0) {
4170 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
4171 mono_compile_method_checked (invoke, &error);
4172 mono_error_assert_ok (&error);
4174 #ifndef DISABLE_REMOTING
4175 if (mono_class_is_marshalbyref (method->klass) && mono_method_signature (method)->hasthis) {
4176 invoke = mono_marshal_get_remoting_invoke_with_check (method);
4177 mono_compile_method_checked (invoke, &error);
4178 mono_error_assert_ok (&error);
4183 /* Load and precompile referenced assemblies as well */
4184 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
4185 mono_assembly_load_reference (image, i);
4186 if (image->references [i])
4187 mono_precompile_assembly (image->references [i], assemblies);
4191 void mono_precompile_assemblies ()
4193 GHashTable *assemblies = g_hash_table_new (NULL, NULL);
4195 mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
4197 g_hash_table_destroy (assemblies);
4202 * Have to export this for AOT.
4205 mono_personality (void)
4208 g_assert_not_reached ();
4211 // Custom handlers currently only implemented by Windows.
4214 mono_runtime_install_custom_handlers (const char *handlers)
4220 mono_runtime_install_custom_handlers_usage (void)
4223 "Custom Handlers:\n"
4224 " --handlers=HANDLERS Enable handler support, HANDLERS is a comma\n"
4225 " separated list of available handlers to install.\n"
4227 "No handlers supported on current platform.\n");
4229 #endif /* HOST_WIN32 */