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;
124 GList* mono_aot_paths;
126 static GSList *tramp_infos;
128 static void register_icalls (void);
131 mono_running_on_valgrind (void)
134 if (RUNNING_ON_VALGRIND){
135 #ifdef VALGRIND_JIT_REGISTER_MAP
136 valgrind_register = TRUE;
150 find_tramp (gpointer key, gpointer value, gpointer user_data)
152 FindTrampUserData *ud = (FindTrampUserData*)user_data;
155 ud->method = (MonoMethod*)key;
159 G_GNUC_UNUSED static char*
160 get_method_from_ip (void *ip)
166 MonoDomain *domain = mono_domain_get ();
167 MonoDebugSourceLocation *location;
168 FindTrampUserData user_data;
171 domain = mono_get_root_domain ();
173 ji = mono_jit_info_table_find_internal (domain, (char *)ip, TRUE, TRUE);
176 user_data.method = NULL;
177 mono_domain_lock (domain);
178 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
179 mono_domain_unlock (domain);
180 if (user_data.method) {
181 char *mname = mono_method_full_name (user_data.method, TRUE);
182 res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
188 } else if (ji->is_trampoline) {
189 res = g_strdup_printf ("<%p - %s trampoline>", ip, ((MonoTrampInfo*)ji->d.tramp_info)->name);
193 method = jinfo_get_method (ji);
194 method_name = mono_method_full_name (method, TRUE);
195 /* FIXME: unused ? */
196 location = mono_debug_lookup_source_location (method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
198 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);
200 mono_debug_free_source_location (location);
201 g_free (method_name);
208 * @ip: an instruction pointer address
210 * This method is used from a debugger to get the name of the
211 * method at address @ip. This routine is typically invoked from
212 * a debugger like this:
214 * (gdb) print mono_pmip ($pc)
216 * Returns: the name of the method at address @ip.
221 return get_method_from_ip (ip);
225 * mono_print_method_from_ip
226 * @ip: an instruction pointer address
228 * This method is used from a debugger to get the name of the
229 * method at address @ip.
231 * This prints the name of the method at address @ip in the standard
232 * output. Unlike mono_pmip which returns a string, this routine
233 * prints the value on the standard output.
236 /* Prevent the linker from optimizing this away in embedding setups to help debugging */
237 __attribute__((used))
240 mono_print_method_from_ip (void *ip)
244 MonoDebugSourceLocation *source;
245 MonoDomain *domain = mono_domain_get ();
246 MonoDomain *target_domain = mono_domain_get ();
247 FindTrampUserData user_data;
248 MonoGenericSharingContext*gsctx;
249 const char *shared_type;
252 domain = mono_get_root_domain ();
253 ji = mini_jit_info_table_find_ext (domain, (char *)ip, TRUE, &target_domain);
254 if (ji && ji->is_trampoline) {
255 MonoTrampInfo *tinfo = (MonoTrampInfo *)ji->d.tramp_info;
257 printf ("IP %p is at offset 0x%x of trampoline '%s'.\n", ip, (int)((guint8*)ip - tinfo->code), tinfo->name);
263 user_data.method = NULL;
264 mono_domain_lock (domain);
265 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
266 mono_domain_unlock (domain);
268 if (user_data.method) {
269 char *mname = mono_method_full_name (user_data.method, TRUE);
270 printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
275 g_print ("No method at %p\n", ip);
279 method = mono_method_full_name (jinfo_get_method (ji), TRUE);
280 source = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
282 gsctx = mono_jit_info_get_generic_sharing_context (ji);
285 if (gsctx->is_gsharedvt)
286 shared_type = "gsharedvt ";
288 shared_type = "gshared ";
291 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);
294 g_print ("%s:%d\n", source->source_file, source->row);
297 mono_debug_free_source_location (source);
302 * mono_method_same_domain:
304 * Determine whenever two compiled methods are in the same domain, thus
305 * the address of the callee can be embedded in the caller.
307 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
311 if (!caller || caller->is_trampoline || !callee || callee->is_trampoline)
315 * If the call was made from domain-neutral to domain-specific
316 * code, we can't patch the call site.
318 if (caller->domain_neutral && !callee->domain_neutral)
321 cmethod = jinfo_get_method (caller);
322 if ((cmethod->klass == mono_defaults.appdomain_class) &&
323 (strstr (cmethod->name, "InvokeInDomain"))) {
324 /* The InvokeInDomain methods change the current appdomain */
332 * mono_global_codeman_reserve:
334 * Allocate code memory from the global code manager.
336 void *mono_global_codeman_reserve (int size)
341 g_error ("Attempting to allocate from the global code manager while running in aot-only mode.\n");
343 if (!global_codeman) {
344 /* This can happen during startup */
345 global_codeman = mono_code_manager_new ();
346 return mono_code_manager_reserve (global_codeman, size);
350 ptr = mono_code_manager_reserve (global_codeman, size);
356 #if defined(__native_client_codegen__) && defined(__native_client__)
360 #ifdef __native_client_gc__
361 __nacl_suspend_thread_if_needed();
364 #endif /* __native_client__ */
367 * mono_create_unwind_op:
369 * Create an unwind op with the given parameters.
372 mono_create_unwind_op (int when, int tag, int reg, int val)
374 MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
385 mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
387 MonoJumpInfoToken *res = (MonoJumpInfoToken *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
390 res->has_context = context != NULL;
392 memcpy (&res->context, context, sizeof (MonoGenericContext));
398 mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
400 return mono_jump_info_token_new2 (mp, image, token, NULL);
404 * mono_tramp_info_create:
406 * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
407 * of JI, and UNWIND_OPS.
410 mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
412 MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
414 info->name = g_strdup ((char*)name);
416 info->code_size = code_size;
418 info->unwind_ops = unwind_ops;
424 mono_tramp_info_free (MonoTrampInfo *info)
429 mono_free_unwind_info (info->unwind_ops);
434 register_trampoline_jit_info (MonoDomain *domain, MonoTrampInfo *info)
438 ji = (MonoJitInfo *)mono_domain_alloc0 (domain, mono_jit_info_size ((MonoJitInfoFlags)0, 0, 0));
439 mono_jit_info_init (ji, NULL, info->code, info->code_size, (MonoJitInfoFlags)0, 0, 0);
440 ji->d.tramp_info = info;
441 ji->is_trampoline = TRUE;
443 ji->unwind_info = mono_cache_unwind_info (info->uw_info, info->uw_info_len);
445 mono_jit_info_table_add (domain, ji);
449 * mono_tramp_info_register:
451 * Remember INFO for use by xdebug, mono_print_method_from_ip (), jit maps, etc.
456 mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain)
464 domain = mono_get_root_domain ();
466 copy = g_new0 (MonoTrampInfo, 1);
467 copy->code = info->code;
468 copy->code_size = info->code_size;
469 copy->name = g_strdup (info->name);
471 if (info->unwind_ops) {
472 copy->uw_info = mono_unwind_ops_encode (info->unwind_ops, ©->uw_info_len);
474 /* Trampolines from aot have the unwind ops already encoded */
475 copy->uw_info = info->uw_info;
476 copy->uw_info_len = info->uw_info_len;
480 tramp_infos = g_slist_prepend (tramp_infos, copy);
483 mono_save_trampoline_xdebug_info (info);
485 /* Only register trampolines that have unwind infos */
486 if (mono_get_root_domain () && copy->uw_info)
487 register_trampoline_jit_info (domain, copy);
489 if (mono_jit_map_is_enabled ())
490 mono_emit_jit_tramp (info->code, info->code_size, info->name);
492 mono_tramp_info_free (info);
496 mono_tramp_info_cleanup (void)
500 for (l = tramp_infos; l; l = l->next) {
501 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
503 mono_tramp_info_free (info);
505 g_slist_free (tramp_infos);
508 /* Register trampolines created before the root domain was created in the jit info tables */
510 register_trampolines (MonoDomain *domain)
514 for (l = tramp_infos; l; l = l->next) {
515 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
517 register_trampoline_jit_info (domain, info);
521 G_GNUC_UNUSED static void
527 * Runtime debugging tool, use if (debug_count ()) <x> else <y> to do <x> the first COUNT times, then do <y> afterwards.
528 * Set a breakpoint in break_count () to break the last time <x> is done.
530 G_GNUC_UNUSED gboolean
531 mono_debug_count (void)
533 static int count = 0;
534 static gboolean inited;
535 static const char *value;
540 value = g_getenv ("COUNT");
547 if (count == atoi (value))
550 if (count > atoi (value))
557 mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
562 gconstpointer trampoline;
563 MonoDomain *domain = mono_get_root_domain ();
564 gboolean check_exc = TRUE;
566 if (callinfo->wrapper)
567 return callinfo->wrapper;
569 if (callinfo->trampoline)
570 return callinfo->trampoline;
572 if (!strcmp (callinfo->name, "mono_thread_interruption_checkpoint"))
573 /* This icall is used to check for exceptions, so don't check in the wrapper */
576 name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
577 wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_exc);
581 trampoline = mono_compile_method_checked (wrapper, &error);
582 mono_error_assert_ok (&error);
585 trampoline = mono_create_jit_trampoline (domain, wrapper, &error);
586 mono_error_assert_ok (&error);
587 trampoline = mono_create_ftnptr (domain, (gpointer)trampoline);
591 if (!callinfo->trampoline) {
592 mono_register_jit_icall_wrapper (callinfo, trampoline);
593 callinfo->trampoline = trampoline;
595 mono_loader_unlock ();
597 return callinfo->trampoline;
601 mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
603 return mono_icall_get_wrapper_full (callinfo, FALSE);
606 static MonoJitDynamicMethodInfo*
607 mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
609 MonoJitDynamicMethodInfo *res;
611 if (domain_jit_info (domain)->dynamic_code_hash)
612 res = (MonoJitDynamicMethodInfo *)g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
619 register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
622 mini_register_opcode_emulation (opcode, name, sigstr, func, symbol, no_throw);
624 MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
626 g_assert (!sig->hasthis);
627 g_assert (sig->param_count < 3);
629 /* Opcode emulation functions are assumed to don't call mono_raise_exception () */
630 mono_register_jit_icall_full (func, name, sig, no_throw, TRUE, symbol);
635 * For JIT icalls implemented in C.
636 * NAME should be the same as the name of the C function whose address is FUNC.
637 * If @avoid_wrapper is TRUE, no wrapper is generated. This is for perf critical icalls which
638 * can't throw exceptions.
641 register_icall (gpointer func, const char *name, const char *sigstr, gboolean avoid_wrapper)
643 MonoMethodSignature *sig;
646 sig = mono_create_icall_signature (sigstr);
650 mono_register_jit_icall_full (func, name, sig, avoid_wrapper, FALSE, avoid_wrapper ? name : NULL);
654 register_icall_no_wrapper (gpointer func, const char *name, const char *sigstr)
656 MonoMethodSignature *sig;
659 sig = mono_create_icall_signature (sigstr);
663 mono_register_jit_icall_full (func, name, sig, TRUE, FALSE, name);
667 register_icall_with_wrapper (gpointer func, const char *name, const char *sigstr)
669 MonoMethodSignature *sig;
672 sig = mono_create_icall_signature (sigstr);
676 mono_register_jit_icall_full (func, name, sig, FALSE, FALSE, NULL);
680 register_dyn_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
682 MonoMethodSignature *sig;
685 sig = mono_create_icall_signature (sigstr);
689 mono_register_jit_icall (func, name, sig, save);
695 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
696 return (MonoLMF *)mono_tls_get_lmf ();
698 MonoJitTlsData *jit_tls;
700 if ((jit_tls = mono_tls_get_jit_tls ()))
703 * We do not assert here because this function can be called from
704 * mini-gc.c on a thread that has not executed any managed code, yet
705 * (the thread object allocation can trigger a collection).
712 mono_get_lmf_addr (void)
714 return (MonoLMF **)mono_tls_get_lmf_addr ();
718 mono_set_lmf (MonoLMF *lmf)
720 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
721 mono_tls_set_lmf (lmf);
723 (*mono_get_lmf_addr ()) = lmf;
728 mono_get_jit_tls (void)
730 return (MonoJitTlsData *)mono_tls_get_jit_tls ();
734 mono_set_jit_tls (MonoJitTlsData *jit_tls)
736 MonoThreadInfo *info;
738 mono_tls_set_jit_tls (jit_tls);
740 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
741 info = mono_thread_info_current ();
743 mono_thread_info_tls_set (info, TLS_KEY_JIT_TLS, jit_tls);
747 mono_set_lmf_addr (gpointer lmf_addr)
749 MonoThreadInfo *info;
751 mono_tls_set_lmf_addr (lmf_addr);
753 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
754 info = mono_thread_info_current ();
756 mono_thread_info_tls_set (info, TLS_KEY_LMF_ADDR, lmf_addr);
760 * mono_jit_thread_attach:
762 * Called by Xamarin.Mac and other products. Attach thread to runtime if
763 * needed and switch to @domain.
765 * @return the original domain which needs to be restored, or NULL.
768 mono_jit_thread_attach (MonoDomain *domain)
773 g_assert (!mono_threads_is_coop_enabled ());
776 /* Happens when called from AOTed code which is only used in the root domain. */
777 domain = mono_get_root_domain ();
782 attached = mono_tls_get_jit_tls () != NULL;
785 mono_thread_attach (domain);
788 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
791 orig = mono_domain_get ();
793 mono_domain_set (domain, TRUE);
795 return orig != domain ? orig : NULL;
799 * mono_jit_set_domain:
801 * Set domain to @domain if @domain is not null
804 mono_jit_set_domain (MonoDomain *domain)
806 g_assert (!mono_threads_is_coop_enabled ());
809 mono_domain_set (domain, TRUE);
814 * @obj: exception object
816 * abort the thread, print exception information and stack trace
819 mono_thread_abort (MonoObject *obj)
821 /* MonoJitTlsData *jit_tls = mono_native_tls_get_value (mono_jit_tls_id); */
823 /* handle_remove should be eventually called for this thread, too
826 if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
827 (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
830 mono_invoke_unhandled_exception_hook (obj);
835 setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
837 MonoJitTlsData *jit_tls;
840 jit_tls = (MonoJitTlsData *)mono_tls_get_jit_tls ();
844 jit_tls = g_new0 (MonoJitTlsData, 1);
846 jit_tls->abort_func = (void (*)(MonoObject *))abort_func;
847 jit_tls->end_of_stack = stack_start;
849 mono_set_jit_tls (jit_tls);
851 lmf = g_new0 (MonoLMF, 1);
852 MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
854 jit_tls->first_lmf = lmf;
857 * We can have 2 configurations for accessing lmf.
858 * We can use only the tls_lmf_addr variable, which will store the address of
859 * jit_tls->lmf, or, if we have MONO_ARCH_ENABLE_MONO_LMF_VAR enabled, we can
860 * use both tls_lmf_addr and tls_lmf variables (in this case we need to have
861 * means of getting the address of a tls variable; this can be done always
862 * when using __thread or, on osx, even when using pthread)
864 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
865 /* jit_tls->lmf is unused */
866 mono_tls_set_lmf (lmf);
867 mono_set_lmf_addr (mono_tls_get_tls_addr (TLS_KEY_LMF));
869 mono_set_lmf_addr (&jit_tls->lmf);
874 #ifdef MONO_ARCH_HAVE_TLS_INIT
875 mono_arch_tls_init ();
878 mono_setup_altstack (jit_tls);
884 free_jit_tls_data (MonoJitTlsData *jit_tls)
886 mono_arch_free_jit_tls_data (jit_tls);
887 mono_free_altstack (jit_tls);
889 g_free (jit_tls->first_lmf);
894 mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
896 MonoThreadInfo *thread;
897 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
898 thread = mono_thread_info_current_unchecked ();
900 thread->jit_data = jit_tls;
902 mono_arch_cpu_init ();
905 void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
908 mono_thread_abort_dummy (MonoObject *obj)
910 if (mono_thread_attach_aborted_cb)
911 mono_thread_attach_aborted_cb (obj);
913 mono_thread_abort (obj);
917 mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
919 MonoThreadInfo *thread;
920 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
921 thread = mono_thread_info_current_unchecked ();
923 thread->jit_data = jit_tls;
925 mono_arch_cpu_init ();
929 mini_thread_cleanup (MonoNativeThreadId tid)
931 MonoJitTlsData *jit_tls = NULL;
932 MonoThreadInfo *info;
934 info = mono_thread_info_current_unchecked ();
936 /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
937 * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
938 * not a trivial thing.
940 * The current offender is mono_thread_manage which cleanup threads from the outside.
942 if (info && mono_thread_info_get_tid (info) == tid) {
943 jit_tls = (MonoJitTlsData *)info->jit_data;
944 info->jit_data = NULL;
946 mono_set_jit_tls (NULL);
948 /* If we attach a thread but never call into managed land, we might never get an lmf.*/
949 if (mono_get_lmf ()) {
951 mono_set_lmf_addr (NULL);
954 info = mono_thread_info_lookup (tid);
956 jit_tls = (MonoJitTlsData *)info->jit_data;
957 info->jit_data = NULL;
959 mono_hazard_pointer_clear (mono_hazard_pointer_get (), 1);
963 free_jit_tls_data (jit_tls);
967 mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
969 MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
973 ji->data.target = target;
979 #if !defined(DISABLE_LOGGING) && !defined(DISABLE_JIT)
981 static const char* const patch_info_str[] = {
982 #define PATCH_INFO(a,b) "" #a,
983 #include "patch-info.h"
988 mono_ji_type_to_string (MonoJumpInfoType type)
990 return patch_info_str [type];
994 mono_print_ji (const MonoJumpInfo *ji)
997 case MONO_PATCH_INFO_RGCTX_FETCH: {
998 MonoJumpInfoRgctxEntry *entry = ji->data.rgctx_entry;
1000 printf ("[RGCTX_FETCH ");
1001 mono_print_ji (entry->data);
1002 printf (" - %s]", mono_rgctx_info_type_to_str (entry->info_type));
1005 case MONO_PATCH_INFO_METHODCONST: {
1006 char *s = mono_method_full_name (ji->data.method, TRUE);
1007 printf ("[METHODCONST - %s]", s);
1011 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1012 printf ("[INTERNAL_METHOD - %s]", ji->data.name);
1016 printf ("[%s]", patch_info_str [ji->type]);
1024 mono_ji_type_to_string (MonoJumpInfoType type)
1030 mono_print_ji (const MonoJumpInfo *ji)
1037 * mono_patch_info_dup_mp:
1039 * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
1042 mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
1044 MonoJumpInfo *res = (MonoJumpInfo *)mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
1045 memcpy (res, patch_info, sizeof (MonoJumpInfo));
1047 switch (patch_info->type) {
1048 case MONO_PATCH_INFO_RVA:
1049 case MONO_PATCH_INFO_LDSTR:
1050 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1051 case MONO_PATCH_INFO_LDTOKEN:
1052 case MONO_PATCH_INFO_DECLSEC:
1053 res->data.token = (MonoJumpInfoToken *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
1054 memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
1056 case MONO_PATCH_INFO_SWITCH:
1057 res->data.table = (MonoJumpInfoBBTable *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
1058 memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
1059 res->data.table->table = (MonoBasicBlock **)mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1060 memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1062 case MONO_PATCH_INFO_RGCTX_FETCH:
1063 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX:
1064 res->data.rgctx_entry = (MonoJumpInfoRgctxEntry *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
1065 memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
1066 res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
1068 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1069 res->data.del_tramp = (MonoDelegateClassMethodPair *)mono_mempool_alloc0 (mp, sizeof (MonoDelegateClassMethodPair));
1070 memcpy (res->data.del_tramp, patch_info->data.del_tramp, sizeof (MonoDelegateClassMethodPair));
1072 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1073 res->data.gsharedvt = (MonoJumpInfoGSharedVtCall *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoGSharedVtCall));
1074 memcpy (res->data.gsharedvt, patch_info->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
1076 case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
1077 MonoGSharedVtMethodInfo *info;
1078 MonoGSharedVtMethodInfo *oinfo;
1081 oinfo = patch_info->data.gsharedvt_method;
1082 info = (MonoGSharedVtMethodInfo *)mono_mempool_alloc (mp, sizeof (MonoGSharedVtMethodInfo));
1083 res->data.gsharedvt_method = info;
1084 memcpy (info, oinfo, sizeof (MonoGSharedVtMethodInfo));
1085 info->entries = (MonoRuntimeGenericContextInfoTemplate *)mono_mempool_alloc (mp, sizeof (MonoRuntimeGenericContextInfoTemplate) * info->count_entries);
1086 for (i = 0; i < oinfo->num_entries; ++i) {
1087 MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
1088 MonoRuntimeGenericContextInfoTemplate *template_ = &info->entries [i];
1090 memcpy (template_, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
1092 //info->locals_types = mono_mempool_alloc0 (mp, info->nlocals * sizeof (MonoType*));
1093 //memcpy (info->locals_types, oinfo->locals_types, info->nlocals * sizeof (MonoType*));
1096 case MONO_PATCH_INFO_VIRT_METHOD: {
1097 MonoJumpInfoVirtMethod *info;
1098 MonoJumpInfoVirtMethod *oinfo;
1100 oinfo = patch_info->data.virt_method;
1101 info = (MonoJumpInfoVirtMethod *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoVirtMethod));
1102 res->data.virt_method = info;
1103 memcpy (info, oinfo, sizeof (MonoJumpInfoVirtMethod));
1114 mono_patch_info_hash (gconstpointer data)
1116 const MonoJumpInfo *ji = (MonoJumpInfo*)data;
1119 case MONO_PATCH_INFO_RVA:
1120 case MONO_PATCH_INFO_LDSTR:
1121 case MONO_PATCH_INFO_LDTOKEN:
1122 case MONO_PATCH_INFO_DECLSEC:
1123 return (ji->type << 8) | ji->data.token->token;
1124 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1125 return (ji->type << 8) | ji->data.token->token | (ji->data.token->has_context ? (gsize)ji->data.token->context.class_inst : 0);
1126 case MONO_PATCH_INFO_INTERNAL_METHOD:
1127 return (ji->type << 8) | g_str_hash (ji->data.name);
1128 case MONO_PATCH_INFO_VTABLE:
1129 case MONO_PATCH_INFO_CLASS:
1130 case MONO_PATCH_INFO_IID:
1131 case MONO_PATCH_INFO_ADJUSTED_IID:
1132 case MONO_PATCH_INFO_METHODCONST:
1133 case MONO_PATCH_INFO_METHOD:
1134 case MONO_PATCH_INFO_METHOD_JUMP:
1135 case MONO_PATCH_INFO_IMAGE:
1136 case MONO_PATCH_INFO_ICALL_ADDR:
1137 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1138 case MONO_PATCH_INFO_FIELD:
1139 case MONO_PATCH_INFO_SFLDA:
1140 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1141 case MONO_PATCH_INFO_METHOD_RGCTX:
1142 case MONO_PATCH_INFO_SIGNATURE:
1143 case MONO_PATCH_INFO_METHOD_CODE_SLOT:
1144 case MONO_PATCH_INFO_AOT_JIT_INFO:
1145 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1146 case MONO_PATCH_INFO_SET_TLS_TRAMP:
1147 return (ji->type << 8) | (gssize)ji->data.target;
1148 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1149 return (ji->type << 8) | (gssize)ji->data.gsharedvt->method;
1150 case MONO_PATCH_INFO_RGCTX_FETCH:
1151 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1152 MonoJumpInfoRgctxEntry *e = ji->data.rgctx_entry;
1154 return (ji->type << 8) | (gssize)e->method | (e->in_mrgctx) | e->info_type | mono_patch_info_hash (e->data);
1156 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1157 case MONO_PATCH_INFO_MSCORLIB_GOT_ADDR:
1158 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR:
1159 case MONO_PATCH_INFO_GC_NURSERY_START:
1160 case MONO_PATCH_INFO_GC_NURSERY_BITS:
1161 case MONO_PATCH_INFO_GOT_OFFSET:
1162 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1163 case MONO_PATCH_INFO_AOT_MODULE:
1164 case MONO_PATCH_INFO_JIT_THREAD_ATTACH:
1165 return (ji->type << 8);
1166 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1167 return (ji->type << 8) | (ji->data.index);
1168 case MONO_PATCH_INFO_SWITCH:
1169 return (ji->type << 8) | ji->data.table->table_size;
1170 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1171 return (ji->type << 8) | (gssize)ji->data.gsharedvt_method->method;
1172 case MONO_PATCH_INFO_OBJC_SELECTOR_REF:
1173 /* Hash on the selector name */
1174 return g_str_hash (ji->data.target);
1175 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1176 return (ji->type << 8) | (gsize)ji->data.del_tramp->klass | (gsize)ji->data.del_tramp->method | (gsize)ji->data.del_tramp->is_virtual;
1177 case MONO_PATCH_INFO_LDSTR_LIT:
1178 return g_str_hash (ji->data.target);
1179 case MONO_PATCH_INFO_VIRT_METHOD: {
1180 MonoJumpInfoVirtMethod *info = ji->data.virt_method;
1182 return (ji->type << 8) | (gssize)info->klass | (gssize)info->method;
1184 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1185 return (ji->type << 8) | g_str_hash (ji->data.target);
1186 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1187 return (ji->type << 8) | mono_signature_hash (ji->data.sig);
1189 printf ("info type: %d\n", ji->type);
1190 mono_print_ji (ji); printf ("\n");
1191 g_assert_not_reached ();
1197 * mono_patch_info_equal:
1199 * This might fail to recognize equivalent patches, i.e. floats, so its only
1200 * usable in those cases where this is not a problem, i.e. sharing GOT slots
1204 mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
1206 const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
1207 const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
1209 if (ji1->type != ji2->type)
1212 switch (ji1->type) {
1213 case MONO_PATCH_INFO_RVA:
1214 case MONO_PATCH_INFO_LDSTR:
1215 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1216 case MONO_PATCH_INFO_LDTOKEN:
1217 case MONO_PATCH_INFO_DECLSEC:
1218 if ((ji1->data.token->image != ji2->data.token->image) ||
1219 (ji1->data.token->token != ji2->data.token->token) ||
1220 (ji1->data.token->has_context != ji2->data.token->has_context) ||
1221 (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
1222 (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
1225 case MONO_PATCH_INFO_INTERNAL_METHOD:
1226 return g_str_equal (ji1->data.name, ji2->data.name);
1227 case MONO_PATCH_INFO_RGCTX_FETCH:
1228 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1229 MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
1230 MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
1232 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);
1234 case MONO_PATCH_INFO_GSHAREDVT_CALL: {
1235 MonoJumpInfoGSharedVtCall *c1 = ji1->data.gsharedvt;
1236 MonoJumpInfoGSharedVtCall *c2 = ji2->data.gsharedvt;
1238 return c1->sig == c2->sig && c1->method == c2->method;
1240 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1241 return ji1->data.gsharedvt_method->method == ji2->data.gsharedvt_method->method;
1242 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1243 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;
1244 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1245 return ji1->data.index == ji2->data.index;
1246 case MONO_PATCH_INFO_VIRT_METHOD:
1247 return ji1->data.virt_method->klass == ji2->data.virt_method->klass && ji1->data.virt_method->method == ji2->data.virt_method->method;
1248 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1249 if (ji1->data.target == ji2->data.target)
1251 return strcmp (ji1->data.target, ji2->data.target) == 0 ? 1 : 0;
1252 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1253 return mono_metadata_signature_equal (ji1->data.sig, ji2->data.sig) ? 1 : 0;
1255 if (ji1->data.target != ji2->data.target)
1264 mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error)
1266 unsigned char *ip = patch_info->ip.i + code;
1267 gconstpointer target = NULL;
1269 mono_error_init (error);
1271 switch (patch_info->type) {
1272 case MONO_PATCH_INFO_BB:
1274 * FIXME: This could be hit for methods without a prolog. Should use -1
1275 * but too much code depends on a 0 initial value.
1277 //g_assert (patch_info->data.bb->native_offset);
1278 target = patch_info->data.bb->native_offset + code;
1280 case MONO_PATCH_INFO_ABS:
1281 target = patch_info->data.target;
1283 case MONO_PATCH_INFO_LABEL:
1284 target = patch_info->data.inst->inst_c0 + code;
1286 case MONO_PATCH_INFO_IP:
1289 case MONO_PATCH_INFO_METHOD_REL:
1290 target = code + patch_info->data.offset;
1292 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1293 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1295 g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
1296 g_assert_not_reached ();
1298 target = mono_icall_get_wrapper (mi);
1301 case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
1302 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1304 g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
1305 g_assert_not_reached ();
1310 case MONO_PATCH_INFO_METHOD_JUMP:
1311 target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE, error);
1312 if (!mono_error_ok (error))
1315 case MONO_PATCH_INFO_METHOD:
1316 if (patch_info->data.method == method) {
1319 /* get the trampoline to the method from the domain */
1320 target = mono_create_jit_trampoline (domain, patch_info->data.method, error);
1321 if (!mono_error_ok (error))
1325 case MONO_PATCH_INFO_METHOD_CODE_SLOT: {
1328 mono_domain_lock (domain);
1329 if (!domain_jit_info (domain)->method_code_hash)
1330 domain_jit_info (domain)->method_code_hash = g_hash_table_new (NULL, NULL);
1331 code_slot = g_hash_table_lookup (domain_jit_info (domain)->method_code_hash, patch_info->data.method);
1333 code_slot = mono_domain_alloc0 (domain, sizeof (gpointer));
1334 g_hash_table_insert (domain_jit_info (domain)->method_code_hash, patch_info->data.method, code_slot);
1336 mono_domain_unlock (domain);
1340 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1341 #if defined(__native_client_codegen__)
1342 target = (gpointer)&__nacl_thread_suspension_needed;
1344 g_assert (mono_threads_is_coop_enabled ());
1345 target = (gpointer)&mono_polling_required;
1348 case MONO_PATCH_INFO_SWITCH: {
1349 gpointer *jump_table;
1351 #if defined(__native_client__) && defined(__native_client_codegen__)
1352 /* This memory will leak, but we don't care if we're */
1353 /* not deleting JIT'd methods anyway */
1354 jump_table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
1356 if (method && method->dynamic) {
1357 jump_table = (void **)mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
1359 if (mono_aot_only) {
1360 jump_table = (void **)mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1362 jump_table = (void **)mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1367 for (i = 0; i < patch_info->data.table->table_size; i++) {
1368 jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
1371 target = jump_table;
1374 case MONO_PATCH_INFO_METHODCONST:
1375 case MONO_PATCH_INFO_CLASS:
1376 case MONO_PATCH_INFO_IMAGE:
1377 case MONO_PATCH_INFO_FIELD:
1378 case MONO_PATCH_INFO_SIGNATURE:
1379 case MONO_PATCH_INFO_AOT_MODULE:
1380 target = patch_info->data.target;
1382 case MONO_PATCH_INFO_IID:
1383 mono_class_init (patch_info->data.klass);
1384 target = GUINT_TO_POINTER (patch_info->data.klass->interface_id);
1386 case MONO_PATCH_INFO_ADJUSTED_IID:
1387 mono_class_init (patch_info->data.klass);
1388 target = GUINT_TO_POINTER ((guint32)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
1390 case MONO_PATCH_INFO_VTABLE:
1391 target = mono_class_vtable (domain, patch_info->data.klass);
1394 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE: {
1395 MonoDelegateClassMethodPair *del_tramp = patch_info->data.del_tramp;
1397 if (del_tramp->is_virtual)
1398 target = mono_create_delegate_virtual_trampoline (domain, del_tramp->klass, del_tramp->method);
1400 target = mono_create_delegate_trampoline_info (domain, del_tramp->klass, del_tramp->method);
1403 case MONO_PATCH_INFO_SFLDA: {
1404 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
1406 if (mono_class_field_is_special_static (patch_info->data.field)) {
1407 gpointer addr = NULL;
1409 mono_domain_lock (domain);
1410 if (domain->special_static_fields)
1411 addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
1412 mono_domain_unlock (domain);
1418 if (!vtable->initialized && !mono_class_is_before_field_init (vtable->klass) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
1419 /* Done by the generated code */
1423 if (!mono_runtime_class_init_full (vtable, error)) {
1428 target = (char*)mono_vtable_get_static_field_data (vtable) + patch_info->data.field->offset;
1431 case MONO_PATCH_INFO_RVA: {
1432 guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
1435 mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
1436 target = mono_image_rva_map (patch_info->data.token->image, rva);
1439 case MONO_PATCH_INFO_R4:
1440 case MONO_PATCH_INFO_R8:
1441 target = patch_info->data.target;
1443 case MONO_PATCH_INFO_EXC_NAME:
1444 target = patch_info->data.name;
1446 case MONO_PATCH_INFO_LDSTR:
1448 mono_ldstr_checked (domain, patch_info->data.token->image,
1449 mono_metadata_token_index (patch_info->data.token->token), error);
1451 case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
1453 MonoClass *handle_class;
1455 handle = mono_ldtoken_checked (patch_info->data.token->image,
1456 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1457 if (!mono_error_ok (error))
1459 mono_class_init (handle_class);
1460 mono_class_init (mono_class_from_mono_type ((MonoType *)handle));
1462 target = mono_type_get_object_checked (domain, (MonoType *)handle, error);
1463 if (!mono_error_ok (error))
1467 case MONO_PATCH_INFO_LDTOKEN: {
1469 MonoClass *handle_class;
1471 handle = mono_ldtoken_checked (patch_info->data.token->image,
1472 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1473 if (!mono_error_ok (error))
1474 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (error));
1475 mono_class_init (handle_class);
1480 case MONO_PATCH_INFO_DECLSEC:
1481 target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
1483 case MONO_PATCH_INFO_ICALL_ADDR:
1484 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1485 /* run_cctors == 0 -> AOT */
1486 if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
1487 const char *exc_class;
1488 const char *exc_arg;
1491 target = mono_lookup_pinvoke_call (patch_info->data.method, &exc_class, &exc_arg);
1493 if (mono_aot_only) {
1494 mono_error_set_exception_instance (error, mono_exception_from_name_msg (mono_defaults.corlib, "System", exc_class, exc_arg));
1497 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));
1503 target = mono_lookup_internal_call (patch_info->data.method);
1505 if (!target && run_cctors)
1506 g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
1509 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1510 target = mono_thread_interruption_request_flag ();
1512 case MONO_PATCH_INFO_METHOD_RGCTX: {
1513 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
1516 target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
1519 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1520 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1522 target = GINT_TO_POINTER (MONO_RGCTX_SLOT_INDEX (slot));
1525 case MONO_PATCH_INFO_BB_OVF:
1526 case MONO_PATCH_INFO_EXC_OVF:
1527 case MONO_PATCH_INFO_GOT_OFFSET:
1528 case MONO_PATCH_INFO_NONE:
1530 case MONO_PATCH_INFO_RGCTX_FETCH: {
1531 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1533 target = mono_create_rgctx_lazy_fetch_trampoline (slot);
1536 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1537 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1539 /* AOT, not needed */
1542 target = mono_arch_get_seq_point_info (domain, code);
1545 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR: {
1546 int card_table_shift_bits;
1547 gpointer card_table_mask;
1549 target = mono_gc_get_card_table (&card_table_shift_bits, &card_table_mask);
1552 case MONO_PATCH_INFO_GC_NURSERY_START: {
1556 target = mono_gc_get_nursery (&shift_bits, &size);
1559 case MONO_PATCH_INFO_GC_NURSERY_BITS: {
1563 mono_gc_get_nursery (&shift_bits, &size);
1565 target = (gpointer)(mgreg_t)shift_bits;
1568 case MONO_PATCH_INFO_CASTCLASS_CACHE: {
1569 target = mono_domain_alloc0 (domain, sizeof (gpointer));
1572 case MONO_PATCH_INFO_OBJC_SELECTOR_REF: {
1576 case MONO_PATCH_INFO_LDSTR_LIT: {
1580 len = strlen ((const char *)patch_info->data.target);
1581 s = (char *)mono_domain_alloc0 (domain, len + 1);
1582 memcpy (s, patch_info->data.target, len);
1587 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1588 target = mini_get_gsharedvt_wrapper (TRUE, NULL, patch_info->data.sig, NULL, -1, FALSE);
1590 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1591 target = mono_tls_get_tls_getter (patch_info->data.index, FALSE);
1593 case MONO_PATCH_INFO_SET_TLS_TRAMP:
1594 target = mono_tls_get_tls_setter (patch_info->data.index, FALSE);
1596 case MONO_PATCH_INFO_JIT_THREAD_ATTACH: {
1597 MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("mono_jit_thread_attach");
1603 g_assert_not_reached ();
1606 return (gpointer)target;
1610 mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx)
1612 MonoGenericInst *inst;
1615 memset (gsctx, 0, sizeof (MonoGenericSharingContext));
1617 if (context && context->class_inst) {
1618 inst = context->class_inst;
1619 for (i = 0; i < inst->type_argc; ++i) {
1620 MonoType *type = inst->type_argv [i];
1622 if (mini_is_gsharedvt_gparam (type))
1623 gsctx->is_gsharedvt = TRUE;
1626 if (context && context->method_inst) {
1627 inst = context->method_inst;
1629 for (i = 0; i < inst->type_argc; ++i) {
1630 MonoType *type = inst->type_argv [i];
1632 if (mini_is_gsharedvt_gparam (type))
1633 gsctx->is_gsharedvt = TRUE;
1639 * LOCKING: Acquires the jit code hash lock.
1642 mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared)
1645 static gboolean inited = FALSE;
1646 static int lookups = 0;
1647 static int failed_lookups = 0;
1649 mono_domain_jit_code_hash_lock (domain);
1650 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
1651 if (!ji && shared) {
1652 /* Try generic sharing */
1653 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, shared);
1654 if (ji && !ji->has_generic_jit_info)
1657 mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
1658 mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
1666 mono_domain_jit_code_hash_unlock (domain);
1672 lookup_method (MonoDomain *domain, MonoMethod *method)
1677 ji = mini_lookup_method (domain, method, NULL);
1680 if (!mono_method_is_generic_sharable (method, FALSE))
1682 shared = mini_get_shared_method (method);
1683 ji = mini_lookup_method (domain, method, shared);
1690 mono_get_jit_info_from_method (MonoDomain *domain, MonoMethod *method)
1692 return lookup_method (domain, method);
1696 static FILE* perf_map_file;
1699 mono_enable_jit_map (void)
1701 if (!perf_map_file) {
1703 g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
1705 perf_map_file = fopen (name, "w");
1710 mono_emit_jit_tramp (void *start, int size, const char *desc)
1713 fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
1717 mono_emit_jit_map (MonoJitInfo *jinfo)
1719 if (perf_map_file) {
1720 char *name = mono_method_full_name (jinfo_get_method (jinfo), TRUE);
1721 mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
1727 mono_jit_map_is_enabled (void)
1729 return perf_map_file != NULL;
1735 no_gsharedvt_in_wrapper (void)
1737 g_assert_not_reached ();
1741 mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoError *error)
1743 MonoDomain *target_domain, *domain = mono_domain_get ();
1745 gpointer code = NULL, p;
1747 MonoJitICallInfo *callinfo = NULL;
1748 WrapperInfo *winfo = NULL;
1750 mono_error_init (error);
1753 /* Should be handled by the caller */
1754 g_assert (!(method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED));
1757 * ICALL wrappers are handled specially, since there is only one copy of them
1758 * shared by all appdomains.
1760 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
1761 winfo = mono_marshal_get_wrapper_info (method);
1762 if (winfo && winfo->subtype == WRAPPER_SUBTYPE_ICALL_WRAPPER) {
1763 callinfo = mono_find_jit_icall_by_addr (winfo->d.icall.func);
1764 g_assert (callinfo);
1766 /* Must be domain neutral since there is only one copy */
1767 opt |= MONO_OPT_SHARED;
1769 /* MONO_OPT_SHARED is no longer supported, we only use it for icall wrappers */
1770 opt &= ~MONO_OPT_SHARED;
1773 if (opt & MONO_OPT_SHARED)
1774 target_domain = mono_get_root_domain ();
1776 target_domain = domain;
1778 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1779 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1782 if (info->subtype == WRAPPER_SUBTYPE_SYNCHRONIZED_INNER) {
1783 MonoGenericContext *ctx = NULL;
1784 if (method->is_inflated)
1785 ctx = mono_method_get_context (method);
1786 method = info->d.synchronized_inner.method;
1788 method = mono_class_inflate_generic_method_checked (method, ctx, error);
1789 g_assert (mono_error_ok (error)); /* FIXME don't swallow the error */
1794 info = lookup_method (target_domain, method);
1796 /* We can't use a domain specific method in another domain */
1797 if (! ((domain != target_domain) && !info->domain_neutral)) {
1800 mono_jit_stats.methods_lookups++;
1801 vtable = mono_class_vtable_full (domain, method->klass, error);
1805 if (!mono_runtime_class_init_full (vtable, error))
1807 return mono_create_ftnptr (target_domain, info->code_start);
1811 #ifdef MONO_USE_AOT_COMPILER
1812 if (opt & MONO_OPT_AOT) {
1813 MonoDomain *domain = mono_domain_get ();
1815 mono_class_init (method->klass);
1817 if ((code = mono_aot_get_method_checked (domain, method, error))) {
1820 if (mono_runtime_is_critical_method (method) || mono_gc_is_critical_method (method)) {
1822 * The suspend code needs to be able to lookup these methods by ip in async context,
1823 * so preload their jit info.
1825 MonoJitInfo *ji = mono_jit_info_table_find (domain, code);
1830 * In llvm-only mode, method might be a shared method, so we can't initialize its class.
1831 * This is not a problem, since it will be initialized when the method is first
1832 * called by init_method ().
1834 if (!mono_llvm_only) {
1835 vtable = mono_class_vtable (domain, method->klass);
1837 if (!mono_runtime_class_init_full (vtable, error))
1846 if (!code && mono_llvm_only) {
1847 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1848 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1850 if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG) {
1852 * These wrappers are only created for signatures which are in the program, but
1853 * sometimes we load methods too eagerly and have to create them even if they
1854 * will never be called.
1856 return no_gsharedvt_in_wrapper;
1862 code = mono_jit_compile_method_inner (method, target_domain, opt, error);
1863 if (!mono_error_ok (error))
1866 if (!code && mono_llvm_only) {
1867 printf ("AOT method not found in llvmonly mode: %s\n", mono_method_full_name (method, 1));
1868 g_assert_not_reached ();
1874 if (method->wrapper_type == MONO_WRAPPER_WRITE_BARRIER || method->wrapper_type == MONO_WRAPPER_ALLOC) {
1878 * SGEN requires the JIT info for these methods to be registered, see is_ip_in_managed_allocator ().
1880 ji = mini_jit_info_table_find (mono_domain_get (), (char *)code, &d);
1884 p = mono_create_ftnptr (target_domain, code);
1887 /*mono_register_jit_icall_wrapper takes the loader lock, so we take it on the outside. */
1888 mono_loader_lock ();
1890 if (!callinfo->wrapper) {
1891 callinfo->wrapper = p;
1892 mono_register_jit_icall_wrapper (callinfo, p);
1895 mono_loader_unlock ();
1902 mono_jit_compile_method (MonoMethod *method, MonoError *error)
1906 code = mono_jit_compile_method_with_opt (method, mono_get_optimizations_for_method (method, default_opt), error);
1910 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
1912 invalidated_delegate_trampoline (char *desc)
1914 g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
1915 "See http://www.mono-project.com/Diagnostic:Delegate for an explanation and ways to fix this.",
1921 * mono_jit_free_method:
1923 * Free all memory allocated by the JIT for METHOD.
1926 mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
1928 MonoJitDynamicMethodInfo *ji;
1929 gboolean destroy = TRUE;
1930 GHashTableIter iter;
1931 MonoJumpList *jlist;
1933 g_assert (method->dynamic);
1935 mono_domain_lock (domain);
1936 ji = mono_dynamic_code_hash_lookup (domain, method);
1937 mono_domain_unlock (domain);
1942 mono_debug_remove_method (method, domain);
1944 mono_domain_lock (domain);
1945 g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
1946 mono_domain_jit_code_hash_lock (domain);
1947 mono_internal_hash_table_remove (&domain->jit_code_hash, method);
1948 mono_domain_jit_code_hash_unlock (domain);
1949 g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
1951 /* requires the domain lock - took above */
1952 mono_conc_hashtable_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
1954 /* Remove jump targets in this method */
1955 g_hash_table_iter_init (&iter, domain_jit_info (domain)->jump_target_hash);
1956 while (g_hash_table_iter_next (&iter, NULL, (void**)&jlist)) {
1957 GSList *tmp, *remove;
1960 for (tmp = jlist->list; tmp; tmp = tmp->next) {
1961 guint8 *ip = (guint8 *)tmp->data;
1963 if (ip >= (guint8*)ji->ji->code_start && ip < (guint8*)ji->ji->code_start + ji->ji->code_size)
1964 remove = g_slist_prepend (remove, tmp);
1966 for (tmp = remove; tmp; tmp = tmp->next) {
1967 jlist->list = g_slist_delete_link ((GSList *)jlist->list, (GSList *)tmp->data);
1969 g_slist_free (remove);
1971 mono_domain_unlock (domain);
1973 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
1974 if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
1976 * Instead of freeing the code, change it to call an error routine
1977 * so people can fix their code.
1979 char *type = mono_type_full_name (&method->klass->byval_arg);
1980 char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
1983 mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
1989 * This needs to be done before freeing code_mp, since the code address is the
1990 * key in the table, so if we free the code_mp first, another thread can grab the
1991 * same code address and replace our entry in the table.
1993 mono_jit_info_table_remove (domain, ji->ji);
1996 mono_code_manager_destroy (ji->code_mp);
2001 mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
2003 MonoDomain *target_domain;
2006 if (default_opt & MONO_OPT_SHARED)
2007 target_domain = mono_get_root_domain ();
2009 target_domain = domain;
2011 info = lookup_method (target_domain, method);
2013 /* We can't use a domain specific method in another domain */
2014 if (! ((domain != target_domain) && !info->domain_neutral)) {
2015 mono_jit_stats.methods_lookups++;
2018 return info->code_start;
2027 static guint32 bisect_opt = 0;
2028 static GHashTable *bisect_methods_hash = NULL;
2031 mono_set_bisect_methods (guint32 opt, const char *method_list_filename)
2034 char method_name [2048];
2037 bisect_methods_hash = g_hash_table_new (g_str_hash, g_str_equal);
2038 g_assert (bisect_methods_hash);
2040 file = fopen (method_list_filename, "r");
2043 while (fgets (method_name, sizeof (method_name), file)) {
2044 size_t len = strlen (method_name);
2046 g_assert (method_name [len - 1] == '\n');
2047 method_name [len - 1] = 0;
2048 g_hash_table_insert (bisect_methods_hash, g_strdup (method_name), GINT_TO_POINTER (1));
2050 g_assert (feof (file));
2053 gboolean mono_do_single_method_regression = FALSE;
2054 guint32 mono_single_method_regression_opt = 0;
2055 MonoMethod *mono_current_single_method;
2056 GSList *mono_single_method_list;
2057 GHashTable *mono_single_method_hash;
2060 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt)
2064 if (bisect_methods_hash) {
2065 char *name = mono_method_full_name (method, TRUE);
2066 void *res = g_hash_table_lookup (bisect_methods_hash, name);
2069 return default_opt | bisect_opt;
2071 if (!mono_do_single_method_regression)
2073 if (!mono_current_single_method) {
2074 if (!mono_single_method_hash)
2075 mono_single_method_hash = g_hash_table_new (g_direct_hash, g_direct_equal);
2076 if (!g_hash_table_lookup (mono_single_method_hash, method)) {
2077 g_hash_table_insert (mono_single_method_hash, method, method);
2078 mono_single_method_list = g_slist_prepend (mono_single_method_list, method);
2082 if (method == mono_current_single_method)
2083 return mono_single_method_regression_opt;
2088 mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
2090 return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
2095 gpointer compiled_method;
2096 gpointer runtime_invoke;
2098 MonoDynCallInfo *dyn_call_info;
2099 MonoClass *ret_box_class;
2100 MonoMethodSignature *sig;
2101 gboolean gsharedvt_invoke;
2102 gpointer *wrapper_arg;
2103 } RuntimeInvokeInfo;
2105 static RuntimeInvokeInfo*
2106 create_runtime_invoke_info (MonoDomain *domain, MonoMethod *method, gpointer compiled_method, gboolean callee_gsharedvt, MonoError *error)
2109 RuntimeInvokeInfo *info;
2111 info = g_new0 (RuntimeInvokeInfo, 1);
2112 info->compiled_method = compiled_method;
2113 if (mono_llvm_only && method->string_ctor)
2114 info->sig = mono_marshal_get_string_ctor_signature (method);
2116 info->sig = mono_method_signature (method);
2118 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
2119 info->vtable = mono_class_vtable_full (domain, method->klass, error);
2120 if (!mono_error_ok (error))
2122 g_assert (info->vtable);
2124 MonoMethodSignature *sig = info->sig;
2128 * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
2129 * in full-aot mode, so we use a slower, but more generic wrapper if
2130 * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
2132 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2133 if (!mono_llvm_only && (mono_aot_only || debug_options.dyn_runtime_invoke)) {
2134 gboolean supported = TRUE;
2137 if (method->string_ctor)
2138 sig = mono_marshal_get_string_ctor_signature (method);
2140 for (i = 0; i < sig->param_count; ++i) {
2141 MonoType *t = sig->params [i];
2143 if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
2147 if (mono_class_is_contextbound (method->klass) || !info->compiled_method)
2151 info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
2155 ret_type = sig->ret;
2156 switch (ret_type->type) {
2157 case MONO_TYPE_VOID:
2169 case MONO_TYPE_BOOLEAN:
2170 case MONO_TYPE_CHAR:
2173 info->ret_box_class = mono_class_from_mono_type (ret_type);
2176 info->ret_box_class = mono_defaults.int_class;
2178 case MONO_TYPE_STRING:
2179 case MONO_TYPE_CLASS:
2180 case MONO_TYPE_ARRAY:
2181 case MONO_TYPE_SZARRAY:
2182 case MONO_TYPE_OBJECT:
2184 case MONO_TYPE_GENERICINST:
2185 if (!MONO_TYPE_IS_REFERENCE (ret_type))
2186 info->ret_box_class = mono_class_from_mono_type (ret_type);
2188 case MONO_TYPE_VALUETYPE:
2189 info->ret_box_class = mono_class_from_mono_type (ret_type);
2192 g_assert_not_reached ();
2196 if (!info->dyn_call_info) {
2197 if (mono_llvm_only) {
2198 #ifndef MONO_ARCH_GSHAREDVT_SUPPORTED
2199 g_assert_not_reached ();
2201 info->gsharedvt_invoke = TRUE;
2202 if (!callee_gsharedvt) {
2203 /* Invoke a gsharedvt out wrapper instead */
2204 MonoMethod *wrapper = mini_get_gsharedvt_out_sig_wrapper (sig);
2205 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2207 info->wrapper_arg = g_malloc0 (2 * sizeof (gpointer));
2208 info->wrapper_arg [0] = mini_add_method_wrappers_llvmonly (method, info->compiled_method, FALSE, FALSE, &(info->wrapper_arg [1]));
2210 /* Pass has_rgctx == TRUE since the wrapper has an extra arg */
2211 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2212 g_free (wrapper_sig);
2214 info->compiled_method = mono_jit_compile_method (wrapper, error);
2215 if (!mono_error_ok (error)) {
2220 /* Gsharedvt methods can be invoked the same way */
2221 /* The out wrapper has the same signature as the compiled gsharedvt method */
2222 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2224 info->wrapper_arg = mono_method_needs_static_rgctx_invoke (method, TRUE) ? mini_method_get_rgctx (method) : NULL;
2226 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2227 g_free (wrapper_sig);
2230 info->runtime_invoke = mono_jit_compile_method (invoke, error);
2231 if (!mono_error_ok (error)) {
2241 mono_llvmonly_runtime_invoke (MonoMethod *method, RuntimeInvokeInfo *info, void *obj, void **params, MonoObject **exc, MonoError *error)
2243 MonoMethodSignature *sig = info->sig;
2244 MonoDomain *domain = mono_domain_get ();
2245 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2247 gpointer retval_ptr;
2248 guint8 retval [256];
2249 gpointer *param_refs;
2252 mono_error_init (error);
2254 g_assert (info->gsharedvt_invoke);
2257 * Instead of invoking the method directly, we invoke a gsharedvt out wrapper.
2258 * The advantage of this is the gsharedvt out wrappers have a reduced set of
2259 * signatures, so we only have to generate runtime invoke wrappers for these
2261 * This code also handles invocation of gsharedvt methods directly, no
2262 * out wrappers are used in that case.
2264 args = (void **)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2265 param_refs = (gpointer*)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2268 * The runtime invoke wrappers expects pointers to primitive types, so have to
2272 args [pindex ++] = &obj;
2273 if (sig->ret->type != MONO_TYPE_VOID) {
2274 retval_ptr = (gpointer)&retval;
2275 args [pindex ++] = &retval_ptr;
2277 for (i = 0; i < sig->param_count; ++i) {
2278 MonoType *t = sig->params [i];
2280 if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
2281 MonoClass *klass = mono_class_from_mono_type (t);
2282 guint8 *nullable_buf;
2285 size = mono_class_value_size (klass, NULL);
2286 nullable_buf = g_alloca (size);
2287 g_assert (nullable_buf);
2289 /* The argument pointed to by params [i] is either a boxed vtype or null */
2290 mono_nullable_init (nullable_buf, (MonoObject*)params [i], klass);
2291 params [i] = nullable_buf;
2294 if (!t->byref && (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR)) {
2295 param_refs [i] = params [i];
2296 params [i] = &(param_refs [i]);
2298 args [pindex ++] = ¶ms [i];
2300 /* The gsharedvt out wrapper has an extra argument which contains the method to call */
2301 args [pindex ++] = &info->wrapper_arg;
2303 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2305 runtime_invoke (NULL, args, exc, info->compiled_method);
2309 if (sig->ret->type != MONO_TYPE_VOID && info->ret_box_class)
2310 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2312 return *(MonoObject**)retval;
2316 * mono_jit_runtime_invoke:
2317 * @method: the method to invoke
2318 * @obj: this pointer
2319 * @params: array of parameter values.
2320 * @exc: Set to the exception raised in the managed method. If NULL, error is thrown instead.
2321 * If coop is enabled, this argument is ignored - all exceptoins are caught and propagated
2323 * @error: error or caught exception object
2326 mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc, MonoError *error)
2328 MonoMethod *invoke, *callee;
2329 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2330 MonoDomain *domain = mono_domain_get ();
2331 MonoJitDomainInfo *domain_info;
2332 RuntimeInvokeInfo *info, *info2;
2333 MonoJitInfo *ji = NULL;
2334 gboolean callee_gsharedvt = FALSE;
2336 mono_error_init (error);
2338 if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
2339 g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
2343 domain_info = domain_jit_info (domain);
2345 info = (RuntimeInvokeInfo *)mono_conc_hashtable_lookup (domain_info->runtime_invoke_hash, method);
2348 if (mono_security_core_clr_enabled ()) {
2350 * This might be redundant since mono_class_vtable () already does this,
2351 * but keep it just in case for moonlight.
2353 mono_class_setup_vtable (method->klass);
2354 if (mono_class_has_failure (method->klass)) {
2355 mono_error_set_for_class_failure (error, method->klass);
2357 *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);
2362 gpointer compiled_method;
2365 if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
2366 (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
2368 * Array Get/Set/Address methods. The JIT implements them using inline code
2369 * inside the runtime invoke wrappers, so no need to compile them.
2371 if (mono_aot_only) {
2373 * Call a wrapper, since the runtime invoke wrapper was not generated.
2375 MonoMethod *wrapper;
2377 wrapper = mono_marshal_get_array_accessor_wrapper (method);
2378 invoke = mono_marshal_get_runtime_invoke (wrapper, FALSE);
2386 compiled_method = mono_jit_compile_method_with_opt (callee, mono_get_optimizations_for_method (callee, default_opt), error);
2387 if (!compiled_method) {
2388 g_assert (!mono_error_ok (error));
2392 if (mono_llvm_only) {
2393 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (compiled_method), NULL);
2394 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2395 if (callee_gsharedvt)
2396 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2399 if (!callee_gsharedvt)
2400 compiled_method = mini_add_method_trampoline (callee, compiled_method, mono_method_needs_static_rgctx_invoke (callee, TRUE), FALSE);
2402 compiled_method = NULL;
2405 info = create_runtime_invoke_info (domain, method, compiled_method, callee_gsharedvt, error);
2406 if (!mono_error_ok (error))
2409 mono_domain_lock (domain);
2410 info2 = (RuntimeInvokeInfo *)mono_conc_hashtable_insert (domain_info->runtime_invoke_hash, method, info);
2411 mono_domain_unlock (domain);
2419 * We need this here because mono_marshal_get_runtime_invoke can place
2420 * the helper method in System.Object and not the target class.
2422 if (!mono_runtime_class_init_full (info->vtable, error)) {
2424 *exc = (MonoObject*) mono_error_convert_to_exception (error);
2428 /* If coop is enabled, and the caller didn't ask for the exception to be caught separately,
2429 we always catch the exception and propagate it through the MonoError */
2430 gboolean catchExcInMonoError =
2431 (exc == NULL) && mono_threads_is_coop_enabled ();
2432 MonoObject *invoke_exc = NULL;
2433 if (catchExcInMonoError)
2436 /* The wrappers expect this to be initialized to NULL */
2440 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2441 if (info->dyn_call_info) {
2442 MonoMethodSignature *sig = mono_method_signature (method);
2444 static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
2447 guint8 retval [256];
2449 if (!dyn_runtime_invoke) {
2450 invoke = mono_marshal_get_runtime_invoke_dynamic ();
2451 dyn_runtime_invoke = (RuntimeInvokeDynamicFunction)mono_jit_compile_method (invoke, error);
2452 if (!mono_error_ok (error))
2456 /* Convert the arguments to the format expected by start_dyn_call () */
2457 args = (void **)g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
2460 args [pindex ++] = &obj;
2461 for (i = 0; i < sig->param_count; ++i) {
2462 MonoType *t = sig->params [i];
2465 args [pindex ++] = ¶ms [i];
2466 } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
2467 args [pindex ++] = ¶ms [i];
2469 args [pindex ++] = params [i];
2473 //printf ("M: %s\n", mono_method_full_name (method, TRUE));
2475 mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
2477 dyn_runtime_invoke (buf, exc, info->compiled_method);
2478 mono_arch_finish_dyn_call (info->dyn_call_info, buf);
2480 if (catchExcInMonoError && *exc != NULL) {
2481 mono_error_set_exception_instance (error, (MonoException*) *exc);
2485 if (info->ret_box_class)
2486 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2488 return *(MonoObject**)retval;
2494 if (mono_llvm_only) {
2495 result = mono_llvmonly_runtime_invoke (method, info, obj, params, exc, error);
2499 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2501 result = runtime_invoke ((MonoObject *)obj, params, exc, info->compiled_method);
2503 if (catchExcInMonoError && *exc != NULL)
2504 mono_error_set_exception_instance (error, (MonoException*) *exc);
2513 typedef gpointer (*IMTTrampFunc) (gpointer *arg, MonoMethod *imt_method);
2516 * mini_llvmonly_initial_imt_tramp:
2518 * This function is called the first time a call is made through an IMT trampoline.
2519 * It should have the same signature as the mono_llvmonly_imt_tramp_... functions.
2522 mini_llvmonly_initial_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2524 IMTTrampInfo *info = (IMTTrampInfo*)arg;
2529 mono_vtable_build_imt_slot (info->vtable, info->slot);
2531 imt = (gpointer*)info->vtable;
2532 imt -= MONO_IMT_SIZE;
2534 /* Return what the real IMT trampoline returns */
2535 ftndesc = imt [info->slot];
2538 if (func == (IMTTrampFunc)mini_llvmonly_initial_imt_tramp)
2539 /* Happens when the imt slot contains only a generic virtual method */
2541 return func ((gpointer *)ftndesc [1], imt_method);
2544 /* This is called indirectly through an imt slot. */
2546 mono_llvmonly_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2550 /* arg points to an array created in mono_llvmonly_get_imt_trampoline () */
2551 while (arg [i] && arg [i] != imt_method)
2558 /* Optimized versions of mono_llvmonly_imt_trampoline () for different table sizes */
2560 mono_llvmonly_imt_tramp_1 (gpointer *arg, MonoMethod *imt_method)
2562 //g_assert (arg [0] == imt_method);
2567 mono_llvmonly_imt_tramp_2 (gpointer *arg, MonoMethod *imt_method)
2569 //g_assert (arg [0] == imt_method || arg [2] == imt_method);
2570 if (arg [0] == imt_method)
2577 mono_llvmonly_imt_tramp_3 (gpointer *arg, MonoMethod *imt_method)
2579 //g_assert (arg [0] == imt_method || arg [2] == imt_method || arg [4] == imt_method);
2580 if (arg [0] == imt_method)
2582 else if (arg [2] == imt_method)
2589 * A version of the imt trampoline used for generic virtual/variant iface methods.
2590 * Unlikely a normal imt trampoline, its possible that IMT_METHOD is not found
2591 * in the search table. The original JIT code had a 'fallback' trampoline it could
2592 * call, but we can't do that, so we just return NULL, and the compiled code
2596 mono_llvmonly_fallback_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2600 while (arg [i] && arg [i] != imt_method)
2609 mono_llvmonly_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp)
2613 int i, index, real_count;
2614 gboolean virtual_generic = FALSE;
2617 * Create an array which is passed to the imt trampoline functions.
2618 * The array contains MonoMethod-function descriptor pairs, terminated by a NULL entry.
2622 for (i = 0; i < count; ++i) {
2623 MonoIMTCheckItem *item = imt_entries [i];
2625 if (item->is_equals)
2627 if (item->has_target_code)
2628 virtual_generic = TRUE;
2632 * Initialize all vtable entries reachable from this imt slot, so the compiled
2633 * code doesn't have to check it.
2635 for (i = 0; i < count; ++i) {
2636 MonoIMTCheckItem *item = imt_entries [i];
2639 if (!item->is_equals || item->has_target_code)
2641 vt_slot = item->value.vtable_slot;
2642 mono_init_vtable_slot (vtable, vt_slot);
2645 /* Save the entries into an array */
2646 buf = (void **)mono_domain_alloc (domain, (real_count + 1) * 2 * sizeof (gpointer));
2648 for (i = 0; i < count; ++i) {
2649 MonoIMTCheckItem *item = imt_entries [i];
2651 if (!item->is_equals)
2654 g_assert (item->key);
2655 buf [(index * 2)] = item->key;
2656 if (item->has_target_code)
2657 buf [(index * 2) + 1] = item->value.target_code;
2659 buf [(index * 2) + 1] = vtable->vtable [item->value.vtable_slot];
2662 buf [(index * 2)] = NULL;
2663 buf [(index * 2) + 1] = fail_tramp;
2666 * Return a function descriptor for a C function with 'buf' as its argument.
2667 * It will by called by JITted code.
2669 res = (void **)mono_domain_alloc (domain, 2 * sizeof (gpointer));
2670 switch (real_count) {
2672 res [0] = mono_llvmonly_imt_tramp_1;
2675 res [0] = mono_llvmonly_imt_tramp_2;
2678 res [0] = mono_llvmonly_imt_tramp_3;
2681 res [0] = mono_llvmonly_imt_tramp;
2684 if (virtual_generic || fail_tramp)
2685 res [0] = mono_llvmonly_fallback_imt_tramp;
2691 MONO_SIG_HANDLER_FUNC (, mono_sigfpe_signal_handler)
2693 MonoException *exc = NULL;
2695 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2696 MONO_SIG_HANDLER_GET_CONTEXT;
2698 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2700 MONO_ENTER_GC_UNSAFE_UNBALANCED;
2702 #if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
2703 if (mono_arch_is_int_overflow (ctx, info))
2705 * The spec says this throws ArithmeticException, but MS throws the derived
2706 * OverflowException.
2708 exc = mono_get_exception_overflow ();
2710 exc = mono_get_exception_divide_by_zero ();
2712 exc = mono_get_exception_divide_by_zero ();
2716 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2719 mono_handle_native_crash ("SIGFPE", ctx, info);
2720 if (mono_do_crash_chaining) {
2721 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2726 mono_arch_handle_exception (ctx, exc);
2729 MONO_EXIT_GC_UNSAFE_UNBALANCED;
2732 MONO_SIG_HANDLER_FUNC (, mono_sigill_signal_handler)
2734 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2735 MONO_SIG_HANDLER_GET_CONTEXT;
2737 if (mono_runtime_get_no_exec ())
2741 mono_handle_native_crash ("SIGILL", ctx, info);
2742 if (mono_do_crash_chaining) {
2743 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2747 g_assert_not_reached ();
2750 #if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
2751 #define HAVE_SIG_INFO
2754 MONO_SIG_HANDLER_FUNC (, mono_sigsegv_signal_handler)
2757 MonoJitTlsData *jit_tls = (MonoJitTlsData *)mono_tls_get_jit_tls ();
2758 gpointer fault_addr = NULL;
2759 #ifdef HAVE_SIG_INFO
2760 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2764 MONO_SIG_HANDLER_GET_CONTEXT;
2766 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
2767 if (mono_arch_is_single_step_event (info, ctx)) {
2768 mono_debugger_agent_single_step_event (ctx);
2770 } else if (mono_arch_is_breakpoint_event (info, ctx)) {
2771 mono_debugger_agent_breakpoint_hit (ctx);
2776 #if defined(HAVE_SIG_INFO)
2777 #if !defined(HOST_WIN32)
2778 fault_addr = info->si_addr;
2779 if (mono_aot_is_pagefault (info->si_addr)) {
2780 mono_aot_handle_pagefault (info->si_addr);
2785 /* The thread might no be registered with the runtime */
2786 if (!mono_domain_get () || !jit_tls) {
2787 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2789 mono_handle_native_crash ("SIGSEGV", ctx, info);
2790 if (mono_do_crash_chaining) {
2791 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2797 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2799 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
2800 if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, info, (guint8*)info->si_addr))
2803 #ifdef MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX
2804 /* info->si_addr seems to be NULL on some kernels when handling stack overflows */
2805 fault_addr = info->si_addr;
2806 if (fault_addr == NULL) {
2809 mono_sigctx_to_monoctx (ctx, &mctx);
2811 fault_addr = MONO_CONTEXT_GET_SP (&mctx);
2815 if (jit_tls->stack_size &&
2816 ABS ((guint8*)fault_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 8192 * sizeof (gpointer)) {
2818 * The hard-guard page has been hit: there is not much we can do anymore
2819 * Print a hopefully clear message and abort.
2821 mono_handle_hard_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr);
2822 g_assert_not_reached ();
2824 /* The original handler might not like that it is executed on an altstack... */
2825 if (!ji && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2828 mono_arch_handle_altstack_exception (ctx, info, info->si_addr, FALSE);
2833 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2836 mono_handle_native_crash ("SIGSEGV", ctx, info);
2838 if (mono_do_crash_chaining) {
2839 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2844 mono_arch_handle_exception (ctx, NULL);
2848 MONO_SIG_HANDLER_FUNC (, mono_sigint_signal_handler)
2851 MONO_SIG_HANDLER_GET_CONTEXT;
2853 MONO_ENTER_GC_UNSAFE_UNBALANCED;
2855 exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
2857 mono_arch_handle_exception (ctx, exc);
2859 MONO_EXIT_GC_UNSAFE_UNBALANCED;
2862 #ifndef DISABLE_REMOTING
2863 /* mono_jit_create_remoting_trampoline:
2864 * @method: pointer to the method info
2866 * Creates a trampoline which calls the remoting functions. This
2867 * is used in the vtable of transparent proxies.
2869 * Returns: a pointer to the newly created code
2872 mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target, MonoError *error)
2875 guint8 *addr = NULL;
2877 mono_error_init (error);
2879 if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
2880 return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
2884 if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
2885 (mono_method_signature (method)->hasthis && (mono_class_is_marshalbyref (method->klass) || method->klass == mono_defaults.object_class)))
2886 nm = mono_marshal_get_remoting_invoke_for_target (method, target);
2889 addr = (guint8 *)mono_compile_method_checked (nm, error);
2890 return_val_if_nok (error, NULL);
2891 return mono_get_addr_from_ftnptr (addr);
2895 static G_GNUC_UNUSED void
2896 no_imt_trampoline (void)
2898 g_assert_not_reached ();
2901 static G_GNUC_UNUSED void
2902 no_vcall_trampoline (void)
2904 g_assert_not_reached ();
2907 static gpointer *vtable_trampolines;
2908 static int vtable_trampolines_size;
2911 mini_get_vtable_trampoline (MonoVTable *vt, int slot_index)
2913 int index = slot_index + MONO_IMT_SIZE;
2915 if (mono_llvm_only) {
2916 if (slot_index < 0) {
2917 /* Initialize the IMT trampoline to a 'trampoline' so the generated code doesn't have to initialize it */
2918 // FIXME: Memory management
2919 gpointer *ftndesc = g_malloc (2 * sizeof (gpointer));
2920 IMTTrampInfo *info = g_new0 (IMTTrampInfo, 1);
2923 ftndesc [0] = mini_llvmonly_initial_imt_tramp;
2925 mono_memory_barrier ();
2932 g_assert (slot_index >= - MONO_IMT_SIZE);
2933 if (!vtable_trampolines || slot_index + MONO_IMT_SIZE >= vtable_trampolines_size) {
2935 if (!vtable_trampolines || index >= vtable_trampolines_size) {
2939 new_size = vtable_trampolines_size ? vtable_trampolines_size * 2 : 128;
2940 while (new_size <= index)
2942 new_table = g_new0 (gpointer, new_size);
2944 if (vtable_trampolines)
2945 memcpy (new_table, vtable_trampolines, vtable_trampolines_size * sizeof (gpointer));
2946 g_free (vtable_trampolines);
2947 mono_memory_barrier ();
2948 vtable_trampolines = (void **)new_table;
2949 vtable_trampolines_size = new_size;
2954 if (!vtable_trampolines [index])
2955 vtable_trampolines [index] = mono_create_specific_trampoline (GUINT_TO_POINTER (slot_index), MONO_TRAMPOLINE_VCALL, mono_get_root_domain (), NULL);
2956 return vtable_trampolines [index];
2960 mini_get_imt_trampoline (MonoVTable *vt, int slot_index)
2962 return mini_get_vtable_trampoline (vt, slot_index - MONO_IMT_SIZE);
2966 mini_imt_entry_inited (MonoVTable *vt, int imt_slot_index)
2971 gpointer *imt = (gpointer*)vt;
2972 imt -= MONO_IMT_SIZE;
2974 return (imt [imt_slot_index] != mini_get_imt_trampoline (vt, imt_slot_index));
2978 is_callee_gsharedvt_variable (gpointer addr)
2981 gboolean callee_gsharedvt;
2983 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (addr), NULL);
2985 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2986 if (callee_gsharedvt)
2987 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2988 return callee_gsharedvt;
2992 mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr)
2994 gpointer arg = NULL;
2996 if (mono_method_needs_static_rgctx_invoke (method, FALSE))
2997 arg = mini_method_get_rgctx (method);
3000 * Avoid adding gsharedvt in wrappers since they might not exist if
3001 * this delegate is called through a gsharedvt delegate invoke wrapper.
3002 * Instead, encode that the method is gsharedvt in del->extra_arg,
3003 * the CEE_MONO_CALLI_EXTRA_ARG implementation in the JIT depends on this.
3005 if (method->is_inflated && is_callee_gsharedvt_variable (method_ptr)) {
3006 g_assert ((((mgreg_t)arg) & 1) == 0);
3007 arg = (gpointer)(((mgreg_t)arg) | 1);
3013 mini_init_delegate (MonoDelegate *del)
3016 del->extra_arg = mini_get_delegate_arg (del->method, del->method_ptr);
3020 mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset)
3024 abs_offset = offset;
3026 abs_offset = - abs_offset;
3027 return g_strdup_printf ("delegate_virtual_invoke%s_%s%d", load_imt_reg ? "_imt" : "", offset < 0 ? "m_" : "", abs_offset / SIZEOF_VOID_P);
3031 mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method)
3033 gboolean is_virtual_generic, is_interface, load_imt_reg;
3036 static guint8 **cache = NULL;
3037 static int cache_size = 0;
3042 if (MONO_TYPE_ISSTRUCT (sig->ret))
3045 is_virtual_generic = method->is_inflated && mono_method_get_declaring_generic_method (method)->is_generic;
3046 is_interface = mono_class_is_interface (method->klass);
3047 load_imt_reg = is_virtual_generic || is_interface;
3050 offset = ((gint32)mono_method_get_imt_slot (method) - MONO_IMT_SIZE) * SIZEOF_VOID_P;
3052 offset = G_STRUCT_OFFSET (MonoVTable, vtable) + ((mono_method_get_vtable_index (method)) * (SIZEOF_VOID_P));
3054 idx = (offset / SIZEOF_VOID_P + MONO_IMT_SIZE) * 2 + (load_imt_reg ? 1 : 0);
3055 g_assert (idx >= 0);
3057 /* Resize the cache to idx + 1 */
3058 if (cache_size < idx + 1) {
3060 if (cache_size < idx + 1) {
3062 int new_cache_size = idx + 1;
3064 new_cache = g_new0 (guint8*, new_cache_size);
3066 memcpy (new_cache, cache, cache_size * sizeof (guint8*));
3069 mono_memory_barrier ();
3071 cache_size = new_cache_size;
3079 /* FIXME Support more cases */
3080 if (mono_aot_only) {
3081 cache [idx] = (guint8 *)mono_aot_get_trampoline (mono_get_delegate_virtual_invoke_impl_name (load_imt_reg, offset));
3082 g_assert (cache [idx]);
3084 cache [idx] = (guint8 *)mono_arch_get_delegate_virtual_invoke_impl (sig, method, offset, load_imt_reg);
3090 * mini_parse_debug_option:
3091 * @option: The option to parse.
3093 * Parses debug options for the mono runtime. The options are the same as for
3094 * the MONO_DEBUG environment variable.
3098 mini_parse_debug_option (const char *option)
3100 if (!strcmp (option, "handle-sigint"))
3101 debug_options.handle_sigint = TRUE;
3102 else if (!strcmp (option, "keep-delegates"))
3103 debug_options.keep_delegates = TRUE;
3104 else if (!strcmp (option, "reverse-pinvoke-exceptions"))
3105 debug_options.reverse_pinvoke_exceptions = TRUE;
3106 else if (!strcmp (option, "collect-pagefault-stats"))
3107 debug_options.collect_pagefault_stats = TRUE;
3108 else if (!strcmp (option, "break-on-unverified"))
3109 debug_options.break_on_unverified = TRUE;
3110 else if (!strcmp (option, "no-gdb-backtrace"))
3111 debug_options.no_gdb_backtrace = TRUE;
3112 else if (!strcmp (option, "suspend-on-sigsegv"))
3113 debug_options.suspend_on_sigsegv = TRUE;
3114 else if (!strcmp (option, "suspend-on-exception"))
3115 debug_options.suspend_on_exception = TRUE;
3116 else if (!strcmp (option, "suspend-on-unhandled"))
3117 debug_options.suspend_on_unhandled = TRUE;
3118 else if (!strcmp (option, "dont-free-domains"))
3119 mono_dont_free_domains = TRUE;
3120 else if (!strcmp (option, "dyn-runtime-invoke"))
3121 debug_options.dyn_runtime_invoke = TRUE;
3122 else if (!strcmp (option, "gdb"))
3123 debug_options.gdb = TRUE;
3124 else if (!strcmp (option, "explicit-null-checks"))
3125 debug_options.explicit_null_checks = TRUE;
3126 else if (!strcmp (option, "gen-seq-points"))
3127 debug_options.gen_sdb_seq_points = TRUE;
3128 else if (!strcmp (option, "gen-compact-seq-points"))
3129 fprintf (stderr, "Mono Warning: option gen-compact-seq-points is deprecated.\n");
3130 else if (!strcmp (option, "no-compact-seq-points"))
3131 debug_options.no_seq_points_compact_data = TRUE;
3132 else if (!strcmp (option, "single-imm-size"))
3133 debug_options.single_imm_size = TRUE;
3134 else if (!strcmp (option, "init-stacks"))
3135 debug_options.init_stacks = TRUE;
3136 else if (!strcmp (option, "casts"))
3137 debug_options.better_cast_details = TRUE;
3138 else if (!strcmp (option, "soft-breakpoints"))
3139 debug_options.soft_breakpoints = TRUE;
3140 else if (!strcmp (option, "check-pinvoke-callconv"))
3141 debug_options.check_pinvoke_callconv = TRUE;
3142 else if (!strcmp (option, "use-fallback-tls"))
3143 debug_options.use_fallback_tls = TRUE;
3144 else if (!strcmp (option, "debug-domain-unload"))
3145 mono_enable_debug_domain_unload (TRUE);
3146 else if (!strcmp (option, "partial-sharing"))
3147 mono_set_partial_sharing_supported (TRUE);
3148 else if (!strcmp (option, "align-small-structs"))
3149 mono_align_small_structs = TRUE;
3150 else if (!strcmp (option, "native-debugger-break"))
3151 debug_options.native_debugger_break = TRUE;
3152 else if (!strcmp (option, "disable_omit_fp"))
3153 debug_options.disable_omit_fp = TRUE;
3161 mini_parse_debug_options (void)
3163 const char *options = g_getenv ("MONO_DEBUG");
3164 gchar **args, **ptr;
3169 args = g_strsplit (options, ",", -1);
3171 for (ptr = args; ptr && *ptr; ptr++) {
3172 const char *arg = *ptr;
3174 if (!mini_parse_debug_option (arg)) {
3175 fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
3176 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");
3185 mini_get_debug_options (void)
3187 return &debug_options;
3191 mini_create_ftnptr (MonoDomain *domain, gpointer addr)
3193 #if !defined(__ia64__) && (!defined(__ppc64__) && !defined(__powerpc64__) || _CALL_ELF == 2)
3196 gpointer* desc = NULL;
3198 if ((desc = g_hash_table_lookup (domain->ftnptrs_hash, addr)))
3201 desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
3205 # elif defined(__ppc64__) || defined(__powerpc64__)
3207 desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
3213 g_hash_table_insert (domain->ftnptrs_hash, addr, desc);
3219 mini_get_addr_from_ftnptr (gpointer descr)
3221 #if defined(__ia64__) || ((defined(__ppc64__) || defined(__powerpc64__)) && _CALL_ELF != 2)
3222 return *(gpointer*)descr;
3229 register_jit_stats (void)
3231 mono_counters_register ("Compiled methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_compiled);
3232 mono_counters_register ("Methods from AOT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_aot);
3233 mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_without_llvm);
3234 mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_with_llvm);
3235 mono_counters_register ("JIT/method_to_ir (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_method_to_ir);
3236 mono_counters_register ("JIT/liveness_handle_exception_clauses (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses);
3237 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);
3238 mono_counters_register ("JIT/decompose_long_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_long_opts);
3239 mono_counters_register ("JIT/decompose_typechecks (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_typechecks);
3240 mono_counters_register ("JIT/local_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop);
3241 mono_counters_register ("JIT/local_emulate_ops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_emulate_ops);
3242 mono_counters_register ("JIT/optimize_branches (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches);
3243 mono_counters_register ("JIT/handle_global_vregs (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs);
3244 mono_counters_register ("JIT/local_deadce (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce);
3245 mono_counters_register ("JIT/local_alias_analysis (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_alias_analysis);
3246 mono_counters_register ("JIT/if_conversion (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_if_conversion);
3247 mono_counters_register ("JIT/bb_ordering (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_bb_ordering);
3248 mono_counters_register ("JIT/compile_dominator_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compile_dominator_info);
3249 mono_counters_register ("JIT/compute_natural_loops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compute_natural_loops);
3250 mono_counters_register ("JIT/insert_safepoints (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_insert_safepoints);
3251 mono_counters_register ("JIT/ssa_compute (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_compute);
3252 mono_counters_register ("JIT/ssa_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_cprop);
3253 mono_counters_register ("JIT/ssa_deadce(sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_deadce);
3254 mono_counters_register ("JIT/perform_abc_removal (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_perform_abc_removal);
3255 mono_counters_register ("JIT/ssa_remove (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_remove);
3256 mono_counters_register ("JIT/local_cprop2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop2);
3257 mono_counters_register ("JIT/handle_global_vregs2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs2);
3258 mono_counters_register ("JIT/local_deadce2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce2);
3259 mono_counters_register ("JIT/optimize_branches2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches2);
3260 mono_counters_register ("JIT/decompose_vtype_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_vtype_opts);
3261 mono_counters_register ("JIT/decompose_array_access_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_array_access_opts);
3262 mono_counters_register ("JIT/liveness_handle_exception_clauses2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses2);
3263 mono_counters_register ("JIT/analyze_liveness (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_analyze_liveness);
3264 mono_counters_register ("JIT/linear_scan (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_linear_scan);
3265 mono_counters_register ("JIT/arch_allocate_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_arch_allocate_vars);
3266 mono_counters_register ("JIT/spill_global_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_spill_global_vars);
3267 mono_counters_register ("JIT/local_cprop3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop3);
3268 mono_counters_register ("JIT/local_deadce3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce3);
3269 mono_counters_register ("JIT/codegen (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_codegen);
3270 mono_counters_register ("JIT/create_jit_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_create_jit_info);
3271 mono_counters_register ("JIT/gc_create_gc_map (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_gc_create_gc_map);
3272 mono_counters_register ("JIT/save_seq_point_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_save_seq_point_info);
3273 mono_counters_register ("Total time spent JITting (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_time);
3274 mono_counters_register ("Basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.basic_blocks);
3275 mono_counters_register ("Max basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.max_basic_blocks);
3276 mono_counters_register ("Allocated vars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocate_var);
3277 mono_counters_register ("Code reallocs", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.code_reallocs);
3278 mono_counters_register ("Allocated code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_code_size);
3279 mono_counters_register ("Allocated seq points size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_seq_points_size);
3280 mono_counters_register ("Inlineable methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlineable_methods);
3281 mono_counters_register ("Inlined methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlined_methods);
3282 mono_counters_register ("Regvars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.regvars);
3283 mono_counters_register ("Locals stack size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.locals_stack_size);
3284 mono_counters_register ("Method cache lookups", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_lookups);
3285 mono_counters_register ("Compiled CIL code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.cil_code_size);
3286 mono_counters_register ("Native code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.native_code_size);
3287 mono_counters_register ("Aliases found", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_found);
3288 mono_counters_register ("Aliases eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_removed);
3289 mono_counters_register ("Aliased loads eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.loads_eliminated);
3290 mono_counters_register ("Aliased stores eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.stores_eliminated);
3291 mono_counters_register ("Optimized immediate divisions", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.optimized_divisions);
3294 static void runtime_invoke_info_free (gpointer value);
3297 class_method_pair_equal (gconstpointer ka, gconstpointer kb)
3299 const MonoClassMethodPair *apair = (const MonoClassMethodPair *)ka;
3300 const MonoClassMethodPair *bpair = (const MonoClassMethodPair *)kb;
3302 return apair->klass == bpair->klass && apair->method == bpair->method ? 1 : 0;
3306 class_method_pair_hash (gconstpointer data)
3308 const MonoClassMethodPair *pair = (const MonoClassMethodPair *)data;
3310 return (gsize)pair->klass ^ (gsize)pair->method;
3314 mini_create_jit_domain_info (MonoDomain *domain)
3316 MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
3318 info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3319 info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3320 info->delegate_trampoline_hash = g_hash_table_new (class_method_pair_hash, class_method_pair_equal);
3321 info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3322 info->runtime_invoke_hash = mono_conc_hashtable_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
3323 info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, mono_seq_point_info_free);
3324 info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
3325 info->jump_target_hash = g_hash_table_new (NULL, NULL);
3327 domain->runtime_info = info;
3331 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
3333 MonoJumpList *jlist = (MonoJumpList *)value;
3334 g_slist_free (jlist->list);
3338 delete_got_slot_list (gpointer key, gpointer value, gpointer user_data)
3340 GSList *list = (GSList *)value;
3341 g_slist_free (list);
3345 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
3347 MonoJitDynamicMethodInfo *di = (MonoJitDynamicMethodInfo *)value;
3348 mono_code_manager_destroy (di->code_mp);
3353 runtime_invoke_info_free (gpointer value)
3355 RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
3357 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
3358 if (info->dyn_call_info)
3359 mono_arch_dyn_call_free (info->dyn_call_info);
3365 free_jit_callee_list (gpointer key, gpointer value, gpointer user_data)
3367 g_slist_free (value);
3371 mini_free_jit_domain_info (MonoDomain *domain)
3373 MonoJitDomainInfo *info = domain_jit_info (domain);
3375 g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
3376 g_hash_table_destroy (info->jump_target_hash);
3377 if (info->jump_target_got_slot_hash) {
3378 g_hash_table_foreach (info->jump_target_got_slot_hash, delete_got_slot_list, NULL);
3379 g_hash_table_destroy (info->jump_target_got_slot_hash);
3381 if (info->dynamic_code_hash) {
3382 g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
3383 g_hash_table_destroy (info->dynamic_code_hash);
3385 if (info->method_code_hash)
3386 g_hash_table_destroy (info->method_code_hash);
3387 g_hash_table_destroy (info->jump_trampoline_hash);
3388 g_hash_table_destroy (info->jit_trampoline_hash);
3389 g_hash_table_destroy (info->delegate_trampoline_hash);
3390 if (info->static_rgctx_trampoline_hash)
3391 g_hash_table_destroy (info->static_rgctx_trampoline_hash);
3392 g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
3393 mono_conc_hashtable_destroy (info->runtime_invoke_hash);
3394 g_hash_table_destroy (info->seq_points);
3395 g_hash_table_destroy (info->arch_seq_points);
3396 if (info->agent_info)
3397 mono_debugger_agent_free_domain_info (domain);
3398 if (info->gsharedvt_arg_tramp_hash)
3399 g_hash_table_destroy (info->gsharedvt_arg_tramp_hash);
3400 if (info->llvm_jit_callees) {
3401 g_hash_table_foreach (info->llvm_jit_callees, free_jit_callee_list, NULL);
3402 g_hash_table_destroy (info->llvm_jit_callees);
3405 mono_llvm_free_domain_info (domain);
3408 g_free (domain->runtime_info);
3409 domain->runtime_info = NULL;
3412 #ifdef MONO_ARCH_HAVE_CODE_CHUNK_TRACKING
3415 code_manager_chunk_new (void *chunk, int size)
3417 mono_arch_code_chunk_new (chunk, size);
3421 code_manager_chunk_destroy (void *chunk)
3423 mono_arch_code_chunk_destroy (chunk);
3430 llvm_init_inner (void)
3432 if (!mono_llvm_load (NULL))
3443 * Load and initialize LLVM support.
3444 * Return TRUE on success.
3447 mini_llvm_init (void)
3450 static gboolean llvm_inited;
3451 static gboolean init_result;
3453 mono_loader_lock_if_inited ();
3455 init_result = llvm_init_inner ();
3458 mono_loader_unlock_if_inited ();
3466 mini_init (const char *filename, const char *runtime_version)
3470 MonoRuntimeCallbacks callbacks;
3471 MonoThreadInfoRuntimeCallbacks ticallbacks;
3472 MonoCodeManagerCallbacks code_manager_callbacks;
3474 MONO_VES_INIT_BEGIN ();
3476 CHECKED_MONO_INIT ();
3478 #if defined(__linux__) && !defined(__native_client__)
3479 if (access ("/proc/self/maps", F_OK) != 0) {
3480 g_print ("Mono requires /proc to be mounted.\n");
3485 mono_os_mutex_init_recursive (&jit_mutex);
3487 mono_cross_helpers_run ();
3489 mono_counters_init ();
3493 /* Happens when using the embedding interface */
3494 if (!default_opt_set)
3495 default_opt = mono_parse_default_optimizations (NULL);
3497 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
3499 mono_set_generic_sharing_vt_supported (TRUE);
3502 mono_set_generic_sharing_vt_supported (TRUE);
3505 mono_tls_init_runtime_keys ();
3507 if (!global_codeman)
3508 global_codeman = mono_code_manager_new ();
3510 memset (&callbacks, 0, sizeof (callbacks));
3511 callbacks.create_ftnptr = mini_create_ftnptr;
3512 callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
3513 callbacks.get_runtime_build_info = mono_get_runtime_build_info;
3514 callbacks.set_cast_details = mono_set_cast_details;
3515 callbacks.debug_log = mono_debugger_agent_debug_log;
3516 callbacks.debug_log_is_enabled = mono_debugger_agent_debug_log_is_enabled;
3517 callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
3518 callbacks.get_imt_trampoline = mini_get_imt_trampoline;
3519 callbacks.imt_entry_inited = mini_imt_entry_inited;
3520 callbacks.init_delegate = mini_init_delegate;
3521 #define JIT_INVOKE_WORKS
3522 #ifdef JIT_INVOKE_WORKS
3523 callbacks.runtime_invoke = mono_jit_runtime_invoke;
3525 #define JIT_TRAMPOLINES_WORK
3526 #ifdef JIT_TRAMPOLINES_WORK
3527 callbacks.compile_method = mono_jit_compile_method;
3528 callbacks.create_jump_trampoline = mono_create_jump_trampoline;
3529 callbacks.create_jit_trampoline = mono_create_jit_trampoline;
3530 callbacks.create_delegate_trampoline = mono_create_delegate_trampoline;
3531 callbacks.free_method = mono_jit_free_method;
3532 #ifndef DISABLE_REMOTING
3533 callbacks.create_remoting_trampoline = mono_jit_create_remoting_trampoline;
3537 mono_install_callbacks (&callbacks);
3539 memset (&ticallbacks, 0, sizeof (ticallbacks));
3540 ticallbacks.setup_async_callback = mono_setup_async_callback;
3541 ticallbacks.thread_state_init_from_sigctx = mono_thread_state_init_from_sigctx;
3542 ticallbacks.thread_state_init_from_handle = mono_thread_state_init_from_handle;
3543 ticallbacks.thread_state_init = mono_thread_state_init;
3546 mono_w32handle_init ();
3549 mono_threads_runtime_init (&ticallbacks);
3551 if (g_getenv ("MONO_DEBUG") != NULL)
3552 mini_parse_debug_options ();
3554 mono_code_manager_init ();
3556 memset (&code_manager_callbacks, 0, sizeof (code_manager_callbacks));
3557 #ifdef MONO_ARCH_HAVE_CODE_CHUNK_TRACKING
3558 code_manager_callbacks.chunk_new = code_manager_chunk_new;
3559 code_manager_callbacks.chunk_destroy = code_manager_chunk_destroy;
3561 mono_code_manager_install_callbacks (&code_manager_callbacks);
3565 mono_arch_cpu_init ();
3569 mono_unwind_init ();
3571 #ifdef XDEBUG_ENABLED
3572 if (g_getenv ("MONO_XDEBUG")) {
3573 const char *xdebug_opts = g_getenv ("MONO_XDEBUG");
3574 mono_xdebug_init (xdebug_opts);
3575 /* So methods for multiple domains don't have the same address */
3576 mono_dont_free_domains = TRUE;
3577 mono_using_xdebug = TRUE;
3578 } else if (mini_get_debug_options ()->gdb) {
3579 mono_xdebug_init ((char*)"gdb");
3580 mono_dont_free_domains = TRUE;
3581 mono_using_xdebug = TRUE;
3586 if (mono_use_llvm) {
3587 if (!mono_llvm_load (NULL)) {
3588 mono_use_llvm = FALSE;
3589 fprintf (stderr, "Mono Warning: llvm support could not be loaded.\n");
3596 mono_trampolines_init ();
3598 if (default_opt & MONO_OPT_AOT)
3601 mono_debugger_agent_init ();
3603 #ifdef MONO_ARCH_GSHARED_SUPPORTED
3604 mono_set_generic_sharing_supported (TRUE);
3607 mono_threads_signals_init ();
3609 #ifndef MONO_CROSS_COMPILE
3610 mono_runtime_install_handlers ();
3612 mono_threads_install_cleanup (mini_thread_cleanup);
3614 #ifdef JIT_TRAMPOLINES_WORK
3615 mono_install_create_domain_hook (mini_create_jit_domain_info);
3616 mono_install_free_domain_hook (mini_free_jit_domain_info);
3618 mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
3619 mono_install_get_class_from_name (mono_aot_get_class_from_name);
3620 mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
3622 if (debug_options.collect_pagefault_stats)
3623 mono_aot_set_make_unreadable (TRUE);
3625 if (runtime_version)
3626 domain = mono_init_version (filename, runtime_version);
3628 domain = mono_init_from_assembly (filename, filename);
3630 if (mono_aot_only) {
3631 /* This helps catch code allocation requests */
3632 mono_code_manager_set_read_only (domain->code_mp);
3633 mono_marshal_use_aot_wrappers (TRUE);
3636 if (mono_llvm_only) {
3637 mono_install_imt_trampoline_builder (mono_llvmonly_get_imt_trampoline);
3638 mono_set_always_build_imt_trampolines (TRUE);
3639 } else if (mono_aot_only) {
3640 mono_install_imt_trampoline_builder (mono_aot_get_imt_trampoline);
3642 mono_install_imt_trampoline_builder (mono_arch_build_imt_trampoline);
3645 /*Init arch tls information only after the metadata side is inited to make sure we see dynamic appdomain tls keys*/
3646 mono_arch_finish_init ();
3650 /* This must come after mono_init () in the aot-only case */
3651 mono_exceptions_init ();
3653 /* This should come after mono_init () too */
3657 mono_create_helper_signatures ();
3660 register_jit_stats ();
3662 #define JIT_CALLS_WORK
3663 #ifdef JIT_CALLS_WORK
3664 /* Needs to be called here since register_jit_icall depends on it */
3665 mono_marshal_init ();
3667 mono_arch_register_lowlevel_calls ();
3671 mono_generic_sharing_init ();
3674 #ifdef MONO_ARCH_SIMD_INTRINSICS
3675 mono_simd_intrinsics_init ();
3678 mono_tasklets_init ();
3680 register_trampolines (domain);
3682 if (mono_compile_aot)
3684 * Avoid running managed code when AOT compiling, since the platform
3685 * might only support aot-only execution.
3687 mono_runtime_set_no_exec (TRUE);
3689 mono_mem_account_register_counters ();
3691 #define JIT_RUNTIME_WORKS
3692 #ifdef JIT_RUNTIME_WORKS
3693 mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
3694 mono_runtime_init_checked (domain, mono_thread_start_cb, mono_thread_attach_cb, &error);
3695 mono_error_assert_ok (&error);
3696 mono_thread_attach (domain);
3699 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
3700 mono_runtime_setup_stat_profiler ();
3702 mono_profiler_runtime_initialized ();
3704 MONO_VES_INIT_END ();
3710 register_icalls (void)
3712 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
3713 ves_icall_get_frame_info);
3714 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
3715 ves_icall_get_trace);
3716 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
3717 mono_runtime_install_handlers);
3718 mono_add_internal_call ("Mono.Runtime::mono_runtime_cleanup_handlers",
3719 mono_runtime_cleanup_handlers);
3721 #if defined(PLATFORM_ANDROID) || defined(TARGET_ANDROID)
3722 mono_add_internal_call ("System.Diagnostics.Debugger::Mono_UnhandledException_internal",
3723 mono_debugger_agent_unhandled_exception);
3727 * It's important that we pass `TRUE` as the last argument here, as
3728 * it causes the JIT to omit a wrapper for these icalls. If the JIT
3729 * *did* emit a wrapper, we'd be looking at infinite recursion since
3730 * the wrapper would call the icall which would call the wrapper and
3733 register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", "void ptr", TRUE);
3734 register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", "void ptr", TRUE);
3736 register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
3737 register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
3738 register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
3739 register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "ptr ptr", TRUE);
3740 register_icall (mono_jit_set_domain, "mono_jit_set_domain", "void ptr", TRUE);
3741 register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
3743 register_icall (mono_llvm_throw_exception, "mono_llvm_throw_exception", "void object", TRUE);
3744 register_icall (mono_llvm_rethrow_exception, "mono_llvm_rethrow_exception", "void object", TRUE);
3745 register_icall (mono_llvm_resume_exception, "mono_llvm_resume_exception", "void", TRUE);
3746 register_icall (mono_llvm_match_exception, "mono_llvm_match_exception", "int ptr int int", TRUE);
3747 register_icall (mono_llvm_clear_exception, "mono_llvm_clear_exception", NULL, TRUE);
3748 register_icall (mono_llvm_load_exception, "mono_llvm_load_exception", "object", TRUE);
3749 register_icall (mono_llvm_throw_corlib_exception, "mono_llvm_throw_corlib_exception", "void int", TRUE);
3750 #if defined(ENABLE_LLVM) && !defined(MONO_LLVM_LOADED)
3751 register_icall (mono_llvm_set_unhandled_exception_handler, "mono_llvm_set_unhandled_exception_handler", NULL, TRUE);
3753 // FIXME: This is broken
3754 register_icall (mono_debug_personality, "mono_debug_personality", "int int int ptr ptr ptr", TRUE);
3757 register_dyn_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
3758 register_dyn_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
3759 register_dyn_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", "void ptr", TRUE);
3760 register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
3761 register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "object", FALSE);
3762 register_icall (mono_thread_force_interruption_checkpoint_noraise, "mono_thread_force_interruption_checkpoint_noraise", "object", FALSE);
3764 #if defined(__native_client__) || defined(__native_client_codegen__)
3765 register_icall (mono_nacl_gc, "mono_nacl_gc", "void", FALSE);
3768 if (mono_threads_is_coop_enabled ())
3769 register_icall (mono_threads_state_poll, "mono_threads_state_poll", "void", FALSE);
3771 #ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
3772 register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, "mono_llmult", TRUE);
3773 register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, "mono_lldiv", FALSE);
3774 register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, "mono_lldiv_un", FALSE);
3775 register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, "mono_llrem", FALSE);
3776 register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, "mono_llrem_un", FALSE);
3778 #if !defined(MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS) || defined(MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS)
3779 register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, "mono_llmult_ovf_un", FALSE);
3780 register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, "mono_llmult_ovf", FALSE);
3783 #ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
3784 register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, "mono_lshl", TRUE);
3785 register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, "mono_lshr", TRUE);
3786 register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, "mono_lshr_un", TRUE);
3789 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
3790 register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, "mono_idiv", FALSE);
3791 register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, "mono_idiv_un", FALSE);
3792 register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, "mono_irem", FALSE);
3793 register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, "mono_irem_un", FALSE);
3796 #ifdef MONO_ARCH_EMULATE_MUL_DIV
3797 register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, "mono_imul", TRUE);
3800 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
3801 register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, "mono_imul_ovf", FALSE);
3802 register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, "mono_imul_ovf_un", FALSE);
3805 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT_FALLBACK)
3806 register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, "mono_fdiv", FALSE);
3809 register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, "mono_fconv_u8", FALSE);
3810 register_opcode_emulation (OP_RCONV_TO_U8, "__emul_rconv_to_u8", "ulong float", mono_rconv_u8, "mono_rconv_u8", FALSE);
3811 register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, "mono_fconv_u4", FALSE);
3812 register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, "mono_fconv_ovf_i8", FALSE);
3813 register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, "mono_fconv_ovf_u8", FALSE);
3814 register_opcode_emulation (OP_RCONV_TO_OVF_I8, "__emul_rconv_to_ovf_i8", "long float", mono_rconv_ovf_i8, "mono_rconv_ovf_i8", FALSE);
3815 register_opcode_emulation (OP_RCONV_TO_OVF_U8, "__emul_rconv_to_ovf_u8", "ulong float", mono_rconv_ovf_u8, "mono_rconv_ovf_u8", FALSE);
3818 #ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
3819 register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, "mono_fconv_i8", FALSE);
3820 register_opcode_emulation (OP_RCONV_TO_I8, "__emul_rconv_to_i8", "long float", mono_rconv_i8, "mono_rconv_i8", FALSE);
3823 #ifdef MONO_ARCH_EMULATE_CONV_R8_UN
3824 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);
3826 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
3827 register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, "mono_lconv_to_r8", FALSE);
3829 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
3830 register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, "mono_lconv_to_r4", FALSE);
3832 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
3833 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);
3835 #ifdef MONO_ARCH_EMULATE_FREM
3836 #if !defined(__native_client__)
3837 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, "fmod", FALSE);
3838 register_opcode_emulation (OP_RREM, "__emul_rrem", "float float float", fmodf, "fmodf", FALSE);
3840 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", mono_fmod, "mono_fmod", FALSE);
3844 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
3845 if (mono_arch_is_soft_float ()) {
3846 register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, "mono_fsub", FALSE);
3847 register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, "mono_fadd", FALSE);
3848 register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, "mono_fmul", FALSE);
3849 register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, "mono_fneg", FALSE);
3850 register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, "mono_conv_to_r8", FALSE);
3851 register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, "mono_conv_to_r4", FALSE);
3852 register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, "mono_fconv_r4", FALSE);
3853 register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, "mono_fconv_i1", FALSE);
3854 register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, "mono_fconv_i2", FALSE);
3855 register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3856 register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, "mono_fconv_u1", FALSE);
3857 register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, "mono_fconv_u2", FALSE);
3859 #if SIZEOF_VOID_P == 4
3860 register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3863 register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, "mono_fcmp_eq", FALSE);
3864 register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, "mono_fcmp_lt", FALSE);
3865 register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, "mono_fcmp_gt", FALSE);
3866 register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, "mono_fcmp_le", FALSE);
3867 register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, "mono_fcmp_ge", FALSE);
3868 register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, "mono_fcmp_ne_un", FALSE);
3869 register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, "mono_fcmp_lt_un", FALSE);
3870 register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, "mono_fcmp_gt_un", FALSE);
3871 register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, "mono_fcmp_le_un", FALSE);
3872 register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, "mono_fcmp_ge_un", FALSE);
3874 register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, "mono_fceq", FALSE);
3875 register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, "mono_fcgt", FALSE);
3876 register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, "mono_fcgt_un", FALSE);
3877 register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, "mono_fclt", FALSE);
3878 register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, "mono_fclt_un", FALSE);
3880 register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
3881 register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
3882 register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
3883 register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
3886 register_icall (mono_ckfinite, "mono_ckfinite", "double double", FALSE);
3888 #ifdef COMPRESSED_INTERFACE_BITMAP
3889 register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
3892 #if SIZEOF_REGISTER == 4
3893 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, "mono_fconv_u4", TRUE);
3895 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "ulong double", mono_fconv_u8, "mono_fconv_u8", TRUE);
3898 /* other jit icalls */
3899 register_icall (ves_icall_mono_delegate_ctor, "ves_icall_mono_delegate_ctor", "void object object ptr", FALSE);
3900 register_icall (mono_class_static_field_address , "mono_class_static_field_address",
3901 "ptr ptr ptr", FALSE);
3902 register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
3903 register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
3904 "ptr ptr ptr ptr", FALSE);
3905 register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
3906 register_icall (ves_icall_mono_ldstr, "ves_icall_mono_ldstr", "object ptr ptr int32", FALSE);
3907 register_icall (mono_helper_stelem_ref_check, "mono_helper_stelem_ref_check", "void object object", FALSE);
3908 register_icall (ves_icall_object_new, "ves_icall_object_new", "object ptr ptr", FALSE);
3909 register_icall (ves_icall_object_new_specific, "ves_icall_object_new_specific", "object ptr", FALSE);
3910 register_icall (ves_icall_array_new, "ves_icall_array_new", "object ptr ptr int32", FALSE);
3911 register_icall (ves_icall_array_new_specific, "ves_icall_array_new_specific", "object ptr int32", FALSE);
3912 register_icall (ves_icall_runtime_class_init, "ves_icall_runtime_class_init", "void ptr", FALSE);
3913 register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
3914 register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
3915 register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
3916 register_icall (mono_helper_compile_generic_method, "mono_helper_compile_generic_method", "ptr object ptr ptr", FALSE);
3917 register_icall (mono_helper_ldstr, "mono_helper_ldstr", "object ptr int", FALSE);
3918 register_icall (mono_helper_ldstr_mscorlib, "mono_helper_ldstr_mscorlib", "object int", FALSE);
3919 register_icall (mono_helper_newobj_mscorlib, "mono_helper_newobj_mscorlib", "object int", FALSE);
3920 register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
3921 register_icall (mono_object_castclass_unbox, "mono_object_castclass_unbox", "object object ptr", FALSE);
3922 register_icall (mono_break, "mono_break", NULL, TRUE);
3923 register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
3924 register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
3925 register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
3926 register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
3927 register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
3928 register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
3929 register_icall (mono_array_new_4, "mono_array_new_4", "object ptr int int int int", FALSE);
3930 register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
3931 register_icall (mono_resume_unwind, "mono_resume_unwind", "void", TRUE);
3932 register_icall (mono_gsharedvt_constrained_call, "mono_gsharedvt_constrained_call", "object ptr ptr ptr ptr ptr", FALSE);
3933 register_icall (mono_gsharedvt_value_copy, "mono_gsharedvt_value_copy", "void ptr ptr ptr", TRUE);
3935 register_icall (mono_gc_wbarrier_value_copy_bitmap, "mono_gc_wbarrier_value_copy_bitmap", "void ptr ptr int int", FALSE);
3937 register_icall (mono_object_castclass_with_cache, "mono_object_castclass_with_cache", "object object ptr ptr", FALSE);
3938 register_icall (mono_object_isinst_with_cache, "mono_object_isinst_with_cache", "object object ptr ptr", FALSE);
3939 register_icall (mono_generic_class_init, "mono_generic_class_init", "void ptr", FALSE);
3940 register_icall (mono_fill_class_rgctx, "mono_fill_class_rgctx", "ptr ptr int", FALSE);
3941 register_icall (mono_fill_method_rgctx, "mono_fill_method_rgctx", "ptr ptr int", FALSE);
3943 register_icall (mono_debugger_agent_user_break, "mono_debugger_agent_user_break", "void", FALSE);
3945 register_icall (mono_aot_init_llvm_method, "mono_aot_init_llvm_method", "void ptr int", TRUE);
3946 register_icall (mono_aot_init_gshared_method_this, "mono_aot_init_gshared_method_this", "void ptr int object", TRUE);
3947 register_icall (mono_aot_init_gshared_method_mrgctx, "mono_aot_init_gshared_method_mrgctx", "void ptr int ptr", TRUE);
3948 register_icall (mono_aot_init_gshared_method_vtable, "mono_aot_init_gshared_method_vtable", "void ptr int ptr", TRUE);
3950 register_icall_no_wrapper (mono_resolve_iface_call_gsharedvt, "mono_resolve_iface_call_gsharedvt", "ptr object int ptr ptr");
3951 register_icall_no_wrapper (mono_resolve_vcall_gsharedvt, "mono_resolve_vcall_gsharedvt", "ptr object int ptr ptr");
3952 register_icall_no_wrapper (mono_resolve_generic_virtual_call, "mono_resolve_generic_virtual_call", "ptr ptr int ptr");
3953 register_icall_no_wrapper (mono_resolve_generic_virtual_iface_call, "mono_resolve_generic_virtual_iface_call", "ptr ptr int ptr");
3954 /* This needs a wrapper so it can have a preserveall cconv */
3955 register_icall (mono_init_vtable_slot, "mono_init_vtable_slot", "ptr ptr int", FALSE);
3956 register_icall (mono_llvmonly_init_delegate, "mono_llvmonly_init_delegate", "void object", TRUE);
3957 register_icall (mono_llvmonly_init_delegate_virtual, "mono_llvmonly_init_delegate_virtual", "void object object ptr", TRUE);
3958 register_icall (mono_get_assembly_object, "mono_get_assembly_object", "object ptr", TRUE);
3959 register_icall (mono_get_method_object, "mono_get_method_object", "object ptr", TRUE);
3960 register_icall (mono_throw_method_access, "mono_throw_method_access", "void ptr ptr", FALSE);
3961 register_icall_no_wrapper (mono_dummy_jit_icall, "mono_dummy_jit_icall", "void");
3963 register_icall_with_wrapper (mono_monitor_enter_internal, "mono_monitor_enter_internal", "void obj");
3964 register_icall_with_wrapper (mono_monitor_enter_v4_internal, "mono_monitor_enter_v4_internal", "void obj ptr");
3965 register_icall_no_wrapper (mono_monitor_enter_fast, "mono_monitor_enter_fast", "int obj");
3966 register_icall_no_wrapper (mono_monitor_enter_v4_fast, "mono_monitor_enter_v4_fast", "int obj ptr");
3969 register_icall (pthread_getspecific, "pthread_getspecific", "ptr ptr", TRUE);
3971 /* Register tls icalls */
3972 register_icall_no_wrapper (mono_tls_get_thread, "mono_tls_get_thread", "ptr");
3973 register_icall_no_wrapper (mono_tls_get_jit_tls, "mono_tls_get_jit_tls", "ptr");
3974 register_icall_no_wrapper (mono_tls_get_domain, "mono_tls_get_domain", "ptr");
3975 register_icall_no_wrapper (mono_tls_get_lmf, "mono_tls_get_lmf", "ptr");
3976 register_icall_no_wrapper (mono_tls_get_sgen_thread_info, "mono_tls_get_sgen_thread_info", "ptr");
3977 register_icall_no_wrapper (mono_tls_get_lmf_addr, "mono_tls_get_lmf_addr", "ptr");
3978 register_icall_no_wrapper (mono_tls_set_thread, "mono_tls_set_thread", "void ptr");
3979 register_icall_no_wrapper (mono_tls_set_jit_tls, "mono_tls_set_jit_tls", "void ptr");
3980 register_icall_no_wrapper (mono_tls_set_domain, "mono_tls_set_domain", "void ptr");
3981 register_icall_no_wrapper (mono_tls_set_lmf, "mono_tls_set_lmf", "void ptr");
3982 register_icall_no_wrapper (mono_tls_set_sgen_thread_info, "mono_tls_set_sgen_thread_info", "void ptr");
3983 register_icall_no_wrapper (mono_tls_set_lmf_addr, "mono_tls_set_lmf_addr", "void ptr");
3986 MonoJitStats mono_jit_stats = {0};
3989 print_jit_stats (void)
3991 if (mono_jit_stats.enabled) {
3992 g_print ("Mono Jit statistics\n");
3993 g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
3994 mono_jit_stats.max_ratio_method);
3995 g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
3996 mono_jit_stats.biggest_method);
3998 g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
3999 g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
4000 g_print ("Used classes: %ld\n", mono_stats.used_class_count);
4001 g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
4002 g_print ("Methods: %ld\n", mono_stats.method_count);
4003 g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
4004 g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
4005 g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
4007 g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
4008 g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
4009 g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
4011 g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
4012 g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
4013 g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
4014 g_print ("Shared vtype generic methods: %ld\n", mono_stats.gsharedvt_methods);
4016 g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
4017 g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
4018 g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
4019 g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
4020 g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
4021 g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
4022 g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
4023 g_print ("IMT trampolines size: %ld\n", mono_stats.imt_trampolines_size);
4025 g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
4026 g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
4027 g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
4029 g_free (mono_jit_stats.max_ratio_method);
4030 mono_jit_stats.max_ratio_method = NULL;
4031 g_free (mono_jit_stats.biggest_method);
4032 mono_jit_stats.biggest_method = NULL;
4037 mini_cleanup (MonoDomain *domain)
4039 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
4040 mono_runtime_shutdown_stat_profiler ();
4043 cominterop_release_all_rcws ();
4046 #ifndef MONO_CROSS_COMPILE
4048 * mono_domain_finalize () needs to be called early since it needs the
4049 * execution engine still fully working (it may invoke managed finalizers).
4051 mono_domain_finalize (domain, 2000);
4054 /* This accesses metadata so needs to be called before runtime shutdown */
4057 #ifndef MONO_CROSS_COMPILE
4058 mono_runtime_cleanup (domain);
4061 mono_profiler_shutdown ();
4063 free_jit_tls_data ((MonoJitTlsData *)mono_tls_get_jit_tls ());
4065 mono_icall_cleanup ();
4067 mono_runtime_cleanup_handlers ();
4069 #ifndef MONO_CROSS_COMPILE
4070 mono_domain_free (domain, TRUE);
4075 mono_llvm_cleanup ();
4078 mono_aot_cleanup ();
4080 mono_trampolines_cleanup ();
4082 mono_unwind_cleanup ();
4084 mono_code_manager_destroy (global_codeman);
4085 g_free (vtable_trampolines);
4087 mini_jit_cleanup ();
4089 mono_tramp_info_cleanup ();
4091 mono_arch_cleanup ();
4093 mono_generic_sharing_cleanup ();
4097 mono_trace_cleanup ();
4099 mono_counters_dump (MONO_COUNTER_SECTION_MASK | MONO_COUNTER_MONOTONIC, stdout);
4101 if (mono_inject_async_exc_method)
4102 mono_method_desc_free (mono_inject_async_exc_method);
4104 mono_tls_free_keys ();
4106 mono_os_mutex_destroy (&jit_mutex);
4108 mono_code_manager_cleanup ();
4111 mono_w32handle_cleanup ();
4116 mono_set_defaults (int verbose_level, guint32 opts)
4118 mini_verbose = verbose_level;
4119 mono_set_optimizations (opts);
4123 mono_disable_optimizations (guint32 opts)
4125 default_opt &= ~opts;
4129 mono_set_optimizations (guint32 opts)
4132 default_opt_set = TRUE;
4133 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
4134 mono_set_generic_sharing_vt_supported (mono_aot_only || ((default_opt & MONO_OPT_GSHAREDVT) != 0));
4137 mono_set_generic_sharing_vt_supported (TRUE);
4142 mono_set_verbose_level (guint32 level)
4144 mini_verbose = level;
4148 * mono_get_runtime_build_info:
4150 * Return the runtime version + build date in string format.
4151 * The returned string is owned by the caller. The returned string
4152 * format is "VERSION (FULL_VERSION BUILD_DATE)" and build date is optional.
4155 mono_get_runtime_build_info (void)
4157 if (mono_build_date)
4158 return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
4160 return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
4164 mono_precompile_assembly (MonoAssembly *ass, void *user_data)
4166 GHashTable *assemblies = (GHashTable*)user_data;
4167 MonoImage *image = mono_assembly_get_image (ass);
4168 MonoMethod *method, *invoke;
4171 if (g_hash_table_lookup (assemblies, ass))
4174 g_hash_table_insert (assemblies, ass, ass);
4176 if (mini_verbose > 0)
4177 printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
4179 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
4182 method = mono_get_method_checked (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL, NULL, &error);
4184 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4187 if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
4189 if (method->is_generic || mono_class_is_gtd (method->klass))
4193 if (mini_verbose > 1) {
4194 char * desc = mono_method_full_name (method, TRUE);
4195 g_print ("Compiling %d %s\n", count, desc);
4198 mono_compile_method_checked (method, &error);
4199 if (!is_ok (&error)) {
4200 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4203 if (strcmp (method->name, "Finalize") == 0) {
4204 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
4205 mono_compile_method_checked (invoke, &error);
4206 mono_error_assert_ok (&error);
4208 #ifndef DISABLE_REMOTING
4209 if (mono_class_is_marshalbyref (method->klass) && mono_method_signature (method)->hasthis) {
4210 invoke = mono_marshal_get_remoting_invoke_with_check (method);
4211 mono_compile_method_checked (invoke, &error);
4212 mono_error_assert_ok (&error);
4217 /* Load and precompile referenced assemblies as well */
4218 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
4219 mono_assembly_load_reference (image, i);
4220 if (image->references [i])
4221 mono_precompile_assembly (image->references [i], assemblies);
4225 void mono_precompile_assemblies ()
4227 GHashTable *assemblies = g_hash_table_new (NULL, NULL);
4229 mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
4231 g_hash_table_destroy (assemblies);
4236 * Have to export this for AOT.
4239 mono_personality (void)
4242 g_assert_not_reached ();
4245 // Custom handlers currently only implemented by Windows.
4248 mono_runtime_install_custom_handlers (const char *handlers)
4254 mono_runtime_install_custom_handlers_usage (void)
4257 "Custom Handlers:\n"
4258 " --handlers=HANDLERS Enable handler support, HANDLERS is a comma\n"
4259 " separated list of available handlers to install.\n"
4261 "No handlers supported on current platform.\n");
4263 #endif /* HOST_WIN32 */