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"
86 #ifdef MONO_ARCH_LLVM_SUPPORTED
88 #include "mini-llvm-cpp.h"
93 static guint32 default_opt = 0;
94 static gboolean default_opt_set = FALSE;
96 gboolean mono_compile_aot = FALSE;
97 /* If this is set, no code is generated dynamically, everything is taken from AOT files */
98 gboolean mono_aot_only = FALSE;
99 /* Same as mono_aot_only, but only LLVM compiled code is used, no trampolines */
100 gboolean mono_llvm_only = FALSE;
101 MonoAotMode mono_aot_mode = MONO_AOT_MODE_NONE;
103 const char *mono_build_date;
104 gboolean mono_do_signal_chaining;
105 gboolean mono_do_crash_chaining;
106 int mini_verbose = 0;
109 * This flag controls whenever the runtime uses LLVM for JIT compilation, and whenever
110 * it can load AOT code compiled by LLVM.
112 gboolean mono_use_llvm = FALSE;
114 #define mono_jit_lock() mono_os_mutex_lock (&jit_mutex)
115 #define mono_jit_unlock() mono_os_mutex_unlock (&jit_mutex)
116 static mono_mutex_t jit_mutex;
118 static MonoCodeManager *global_codeman;
120 MonoDebugOptions debug_options;
122 #ifdef VALGRIND_JIT_REGISTER_MAP
123 int valgrind_register;
125 GList* mono_aot_paths;
127 static GSList *tramp_infos;
129 static void register_icalls (void);
132 mono_running_on_valgrind (void)
135 if (RUNNING_ON_VALGRIND){
136 #ifdef VALGRIND_JIT_REGISTER_MAP
137 valgrind_register = TRUE;
151 find_tramp (gpointer key, gpointer value, gpointer user_data)
153 FindTrampUserData *ud = (FindTrampUserData*)user_data;
156 ud->method = (MonoMethod*)key;
160 G_GNUC_UNUSED static char*
161 get_method_from_ip (void *ip)
167 MonoDomain *domain = mono_domain_get ();
168 MonoDebugSourceLocation *location;
169 FindTrampUserData user_data;
172 domain = mono_get_root_domain ();
174 ji = mono_jit_info_table_find_internal (domain, (char *)ip, TRUE, TRUE);
177 user_data.method = NULL;
178 mono_domain_lock (domain);
179 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
180 mono_domain_unlock (domain);
181 if (user_data.method) {
182 char *mname = mono_method_full_name (user_data.method, TRUE);
183 res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
189 } else if (ji->is_trampoline) {
190 res = g_strdup_printf ("<%p - %s trampoline>", ip, ((MonoTrampInfo*)ji->d.tramp_info)->name);
194 method = jinfo_get_method (ji);
195 method_name = mono_method_full_name (method, TRUE);
196 /* FIXME: unused ? */
197 location = mono_debug_lookup_source_location (method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
199 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);
201 mono_debug_free_source_location (location);
202 g_free (method_name);
209 * @ip: an instruction pointer address
211 * This method is used from a debugger to get the name of the
212 * method at address @ip. This routine is typically invoked from
213 * a debugger like this:
215 * (gdb) print mono_pmip ($pc)
217 * Returns: the name of the method at address @ip.
222 return get_method_from_ip (ip);
226 * mono_print_method_from_ip
227 * @ip: an instruction pointer address
229 * This method is used from a debugger to get the name of the
230 * method at address @ip.
232 * This prints the name of the method at address @ip in the standard
233 * output. Unlike mono_pmip which returns a string, this routine
234 * prints the value on the standard output.
237 /* Prevent the linker from optimizing this away in embedding setups to help debugging */
238 __attribute__((used))
241 mono_print_method_from_ip (void *ip)
245 MonoDebugSourceLocation *source;
246 MonoDomain *domain = mono_domain_get ();
247 MonoDomain *target_domain = mono_domain_get ();
248 FindTrampUserData user_data;
249 MonoGenericSharingContext*gsctx;
250 const char *shared_type;
253 domain = mono_get_root_domain ();
254 ji = mini_jit_info_table_find_ext (domain, (char *)ip, TRUE, &target_domain);
255 if (ji && ji->is_trampoline) {
256 MonoTrampInfo *tinfo = (MonoTrampInfo *)ji->d.tramp_info;
258 printf ("IP %p is at offset 0x%x of trampoline '%s'.\n", ip, (int)((guint8*)ip - tinfo->code), tinfo->name);
264 user_data.method = NULL;
265 mono_domain_lock (domain);
266 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
267 mono_domain_unlock (domain);
269 if (user_data.method) {
270 char *mname = mono_method_full_name (user_data.method, TRUE);
271 printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
276 g_print ("No method at %p\n", ip);
280 method = mono_method_full_name (jinfo_get_method (ji), TRUE);
281 source = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
283 gsctx = mono_jit_info_get_generic_sharing_context (ji);
286 if (gsctx->is_gsharedvt)
287 shared_type = "gsharedvt ";
289 shared_type = "gshared ";
292 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);
295 g_print ("%s:%d\n", source->source_file, source->row);
298 mono_debug_free_source_location (source);
303 * mono_method_same_domain:
305 * Determine whenever two compiled methods are in the same domain, thus
306 * the address of the callee can be embedded in the caller.
308 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
312 if (!caller || caller->is_trampoline || !callee || callee->is_trampoline)
316 * If the call was made from domain-neutral to domain-specific
317 * code, we can't patch the call site.
319 if (caller->domain_neutral && !callee->domain_neutral)
322 cmethod = jinfo_get_method (caller);
323 if ((cmethod->klass == mono_defaults.appdomain_class) &&
324 (strstr (cmethod->name, "InvokeInDomain"))) {
325 /* The InvokeInDomain methods change the current appdomain */
333 * mono_global_codeman_reserve:
335 * Allocate code memory from the global code manager.
337 void *mono_global_codeman_reserve (int size)
342 g_error ("Attempting to allocate from the global code manager while running in aot-only mode.\n");
344 if (!global_codeman) {
345 /* This can happen during startup */
346 global_codeman = mono_code_manager_new ();
347 return mono_code_manager_reserve (global_codeman, size);
351 ptr = mono_code_manager_reserve (global_codeman, size);
357 /* The callback shouldn't take any locks */
359 mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data)
362 mono_code_manager_foreach (global_codeman, func, user_data);
366 #if defined(__native_client_codegen__) && defined(__native_client__)
370 #ifdef __native_client_gc__
371 __nacl_suspend_thread_if_needed();
374 #endif /* __native_client__ */
377 * mono_create_unwind_op:
379 * Create an unwind op with the given parameters.
382 mono_create_unwind_op (int when, int tag, int reg, int val)
384 MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
395 mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
397 MonoJumpInfoToken *res = (MonoJumpInfoToken *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
400 res->has_context = context != NULL;
402 memcpy (&res->context, context, sizeof (MonoGenericContext));
408 mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
410 return mono_jump_info_token_new2 (mp, image, token, NULL);
414 * mono_tramp_info_create:
416 * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
417 * of JI, and UNWIND_OPS.
420 mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
422 MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
424 info->name = g_strdup ((char*)name);
426 info->code_size = code_size;
428 info->unwind_ops = unwind_ops;
434 mono_tramp_info_free (MonoTrampInfo *info)
439 mono_free_unwind_info (info->unwind_ops);
444 register_trampoline_jit_info (MonoDomain *domain, MonoTrampInfo *info)
448 ji = (MonoJitInfo *)mono_domain_alloc0 (domain, mono_jit_info_size ((MonoJitInfoFlags)0, 0, 0));
449 mono_jit_info_init (ji, NULL, info->code, info->code_size, (MonoJitInfoFlags)0, 0, 0);
450 ji->d.tramp_info = info;
451 ji->is_trampoline = TRUE;
453 ji->unwind_info = mono_cache_unwind_info (info->uw_info, info->uw_info_len);
455 mono_jit_info_table_add (domain, ji);
459 * mono_tramp_info_register:
461 * Remember INFO for use by xdebug, mono_print_method_from_ip (), jit maps, etc.
466 mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain)
474 domain = mono_get_root_domain ();
476 copy = g_new0 (MonoTrampInfo, 1);
477 copy->code = info->code;
478 copy->code_size = info->code_size;
479 copy->name = g_strdup (info->name);
481 if (info->unwind_ops) {
482 copy->uw_info = mono_unwind_ops_encode (info->unwind_ops, ©->uw_info_len);
484 /* Trampolines from aot have the unwind ops already encoded */
485 copy->uw_info = info->uw_info;
486 copy->uw_info_len = info->uw_info_len;
490 tramp_infos = g_slist_prepend (tramp_infos, copy);
493 mono_save_trampoline_xdebug_info (info);
494 mono_lldb_save_trampoline_info (info);
496 /* Only register trampolines that have unwind infos */
497 if (mono_get_root_domain () && copy->uw_info)
498 register_trampoline_jit_info (domain, copy);
500 if (mono_jit_map_is_enabled ())
501 mono_emit_jit_tramp (info->code, info->code_size, info->name);
503 mono_tramp_info_free (info);
507 mono_tramp_info_cleanup (void)
511 for (l = tramp_infos; l; l = l->next) {
512 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
514 mono_tramp_info_free (info);
516 g_slist_free (tramp_infos);
519 /* Register trampolines created before the root domain was created in the jit info tables */
521 register_trampolines (MonoDomain *domain)
525 for (l = tramp_infos; l; l = l->next) {
526 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
528 register_trampoline_jit_info (domain, info);
532 G_GNUC_UNUSED static void
538 * Runtime debugging tool, use if (debug_count ()) <x> else <y> to do <x> the first COUNT times, then do <y> afterwards.
539 * Set a breakpoint in break_count () to break the last time <x> is done.
541 G_GNUC_UNUSED gboolean
542 mono_debug_count (void)
544 static int count = 0;
545 static gboolean inited;
546 static const char *value;
551 value = g_getenv ("COUNT");
558 if (count == atoi (value))
561 if (count > atoi (value))
568 mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
573 gconstpointer trampoline;
574 MonoDomain *domain = mono_get_root_domain ();
575 gboolean check_exc = TRUE;
577 if (callinfo->wrapper)
578 return callinfo->wrapper;
580 if (callinfo->trampoline)
581 return callinfo->trampoline;
583 if (!strcmp (callinfo->name, "mono_thread_interruption_checkpoint"))
584 /* This icall is used to check for exceptions, so don't check in the wrapper */
587 name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
588 wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_exc);
592 trampoline = mono_compile_method_checked (wrapper, &error);
593 mono_error_assert_ok (&error);
596 trampoline = mono_create_jit_trampoline (domain, wrapper, &error);
597 mono_error_assert_ok (&error);
598 trampoline = mono_create_ftnptr (domain, (gpointer)trampoline);
602 if (!callinfo->trampoline) {
603 mono_register_jit_icall_wrapper (callinfo, trampoline);
604 callinfo->trampoline = trampoline;
606 mono_loader_unlock ();
608 return callinfo->trampoline;
612 mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
614 return mono_icall_get_wrapper_full (callinfo, FALSE);
617 static MonoJitDynamicMethodInfo*
618 mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
620 MonoJitDynamicMethodInfo *res;
622 if (domain_jit_info (domain)->dynamic_code_hash)
623 res = (MonoJitDynamicMethodInfo *)g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
630 register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
633 mini_register_opcode_emulation (opcode, name, sigstr, func, symbol, no_throw);
635 MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
637 g_assert (!sig->hasthis);
638 g_assert (sig->param_count < 3);
640 /* Opcode emulation functions are assumed to don't call mono_raise_exception () */
641 mono_register_jit_icall_full (func, name, sig, no_throw, TRUE, symbol);
646 * For JIT icalls implemented in C.
647 * NAME should be the same as the name of the C function whose address is FUNC.
648 * If @avoid_wrapper is TRUE, no wrapper is generated. This is for perf critical icalls which
649 * can't throw exceptions.
652 register_icall (gpointer func, const char *name, const char *sigstr, gboolean avoid_wrapper)
654 MonoMethodSignature *sig;
657 sig = mono_create_icall_signature (sigstr);
661 mono_register_jit_icall_full (func, name, sig, avoid_wrapper, FALSE, avoid_wrapper ? name : NULL);
665 register_icall_no_wrapper (gpointer func, const char *name, const char *sigstr)
667 MonoMethodSignature *sig;
670 sig = mono_create_icall_signature (sigstr);
674 mono_register_jit_icall_full (func, name, sig, TRUE, FALSE, name);
678 register_icall_with_wrapper (gpointer func, const char *name, const char *sigstr)
680 MonoMethodSignature *sig;
683 sig = mono_create_icall_signature (sigstr);
687 mono_register_jit_icall_full (func, name, sig, FALSE, FALSE, NULL);
691 register_dyn_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
693 MonoMethodSignature *sig;
696 sig = mono_create_icall_signature (sigstr);
700 mono_register_jit_icall (func, name, sig, save);
706 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
707 return (MonoLMF *)mono_tls_get_lmf ();
709 MonoJitTlsData *jit_tls;
711 if ((jit_tls = mono_tls_get_jit_tls ()))
714 * We do not assert here because this function can be called from
715 * mini-gc.c on a thread that has not executed any managed code, yet
716 * (the thread object allocation can trigger a collection).
723 mono_get_lmf_addr (void)
725 return (MonoLMF **)mono_tls_get_lmf_addr ();
729 mono_set_lmf (MonoLMF *lmf)
731 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
732 mono_tls_set_lmf (lmf);
734 (*mono_get_lmf_addr ()) = lmf;
739 mono_get_jit_tls (void)
741 return (MonoJitTlsData *)mono_tls_get_jit_tls ();
745 mono_set_jit_tls (MonoJitTlsData *jit_tls)
747 MonoThreadInfo *info;
749 mono_tls_set_jit_tls (jit_tls);
751 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
752 info = mono_thread_info_current ();
754 mono_thread_info_tls_set (info, TLS_KEY_JIT_TLS, jit_tls);
758 mono_set_lmf_addr (gpointer lmf_addr)
760 MonoThreadInfo *info;
762 mono_tls_set_lmf_addr (lmf_addr);
764 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
765 info = mono_thread_info_current ();
767 mono_thread_info_tls_set (info, TLS_KEY_LMF_ADDR, lmf_addr);
771 * mono_jit_thread_attach:
773 * Called by Xamarin.Mac and other products. Attach thread to runtime if
774 * needed and switch to @domain.
776 * @return the original domain which needs to be restored, or NULL.
779 mono_jit_thread_attach (MonoDomain *domain)
784 g_assert (!mono_threads_is_coop_enabled ());
787 /* Happens when called from AOTed code which is only used in the root domain. */
788 domain = mono_get_root_domain ();
793 attached = mono_tls_get_jit_tls () != NULL;
796 mono_thread_attach (domain);
799 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
802 orig = mono_domain_get ();
804 mono_domain_set (domain, TRUE);
806 return orig != domain ? orig : NULL;
810 * mono_jit_set_domain:
812 * Set domain to @domain if @domain is not null
815 mono_jit_set_domain (MonoDomain *domain)
817 g_assert (!mono_threads_is_coop_enabled ());
820 mono_domain_set (domain, TRUE);
825 * @obj: exception object
827 * abort the thread, print exception information and stack trace
830 mono_thread_abort (MonoObject *obj)
832 /* MonoJitTlsData *jit_tls = mono_native_tls_get_value (mono_jit_tls_id); */
834 /* handle_remove should be eventually called for this thread, too
837 if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
838 (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
841 mono_invoke_unhandled_exception_hook (obj);
846 setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
848 MonoJitTlsData *jit_tls;
851 jit_tls = (MonoJitTlsData *)mono_tls_get_jit_tls ();
855 jit_tls = g_new0 (MonoJitTlsData, 1);
857 jit_tls->abort_func = (void (*)(MonoObject *))abort_func;
858 jit_tls->end_of_stack = stack_start;
860 mono_set_jit_tls (jit_tls);
862 lmf = g_new0 (MonoLMF, 1);
863 MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
865 jit_tls->first_lmf = lmf;
868 * We can have 2 configurations for accessing lmf.
869 * We can use only the tls_lmf_addr variable, which will store the address of
870 * jit_tls->lmf, or, if we have MONO_ARCH_ENABLE_MONO_LMF_VAR enabled, we can
871 * use both tls_lmf_addr and tls_lmf variables (in this case we need to have
872 * means of getting the address of a tls variable; this can be done always
873 * when using __thread or, on osx, even when using pthread)
875 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
876 /* jit_tls->lmf is unused */
877 mono_tls_set_lmf (lmf);
878 mono_set_lmf_addr (mono_tls_get_tls_addr (TLS_KEY_LMF));
880 mono_set_lmf_addr (&jit_tls->lmf);
885 #ifdef MONO_ARCH_HAVE_TLS_INIT
886 mono_arch_tls_init ();
889 mono_setup_altstack (jit_tls);
895 free_jit_tls_data (MonoJitTlsData *jit_tls)
897 mono_arch_free_jit_tls_data (jit_tls);
898 mono_free_altstack (jit_tls);
900 g_free (jit_tls->first_lmf);
905 mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
907 MonoThreadInfo *thread;
908 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
909 thread = mono_thread_info_current_unchecked ();
911 thread->jit_data = jit_tls;
913 mono_arch_cpu_init ();
916 void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
919 mono_thread_abort_dummy (MonoObject *obj)
921 if (mono_thread_attach_aborted_cb)
922 mono_thread_attach_aborted_cb (obj);
924 mono_thread_abort (obj);
928 mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
930 MonoThreadInfo *thread;
931 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
932 thread = mono_thread_info_current_unchecked ();
934 thread->jit_data = jit_tls;
936 mono_arch_cpu_init ();
940 mini_thread_cleanup (MonoNativeThreadId tid)
942 MonoJitTlsData *jit_tls = NULL;
943 MonoThreadInfo *info;
945 info = mono_thread_info_current_unchecked ();
947 /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
948 * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
949 * not a trivial thing.
951 * The current offender is mono_thread_manage which cleanup threads from the outside.
953 if (info && mono_thread_info_get_tid (info) == tid) {
954 jit_tls = (MonoJitTlsData *)info->jit_data;
955 info->jit_data = NULL;
957 mono_set_jit_tls (NULL);
959 /* If we attach a thread but never call into managed land, we might never get an lmf.*/
960 if (mono_get_lmf ()) {
962 mono_set_lmf_addr (NULL);
965 info = mono_thread_info_lookup (tid);
967 jit_tls = (MonoJitTlsData *)info->jit_data;
968 info->jit_data = NULL;
970 mono_hazard_pointer_clear (mono_hazard_pointer_get (), 1);
974 free_jit_tls_data (jit_tls);
978 mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
980 MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
984 ji->data.target = target;
990 #if !defined(DISABLE_LOGGING) && !defined(DISABLE_JIT)
992 static const char* const patch_info_str[] = {
993 #define PATCH_INFO(a,b) "" #a,
994 #include "patch-info.h"
999 mono_ji_type_to_string (MonoJumpInfoType type)
1001 return patch_info_str [type];
1005 mono_print_ji (const MonoJumpInfo *ji)
1008 case MONO_PATCH_INFO_RGCTX_FETCH: {
1009 MonoJumpInfoRgctxEntry *entry = ji->data.rgctx_entry;
1011 printf ("[RGCTX_FETCH ");
1012 mono_print_ji (entry->data);
1013 printf (" - %s]", mono_rgctx_info_type_to_str (entry->info_type));
1016 case MONO_PATCH_INFO_METHODCONST: {
1017 char *s = mono_method_full_name (ji->data.method, TRUE);
1018 printf ("[METHODCONST - %s]", s);
1022 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1023 printf ("[INTERNAL_METHOD - %s]", ji->data.name);
1027 printf ("[%s]", patch_info_str [ji->type]);
1035 mono_ji_type_to_string (MonoJumpInfoType type)
1041 mono_print_ji (const MonoJumpInfo *ji)
1048 * mono_patch_info_dup_mp:
1050 * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
1053 mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
1055 MonoJumpInfo *res = (MonoJumpInfo *)mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
1056 memcpy (res, patch_info, sizeof (MonoJumpInfo));
1058 switch (patch_info->type) {
1059 case MONO_PATCH_INFO_RVA:
1060 case MONO_PATCH_INFO_LDSTR:
1061 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1062 case MONO_PATCH_INFO_LDTOKEN:
1063 case MONO_PATCH_INFO_DECLSEC:
1064 res->data.token = (MonoJumpInfoToken *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
1065 memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
1067 case MONO_PATCH_INFO_SWITCH:
1068 res->data.table = (MonoJumpInfoBBTable *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
1069 memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
1070 res->data.table->table = (MonoBasicBlock **)mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1071 memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1073 case MONO_PATCH_INFO_RGCTX_FETCH:
1074 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX:
1075 res->data.rgctx_entry = (MonoJumpInfoRgctxEntry *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
1076 memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
1077 res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
1079 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1080 res->data.del_tramp = (MonoDelegateClassMethodPair *)mono_mempool_alloc0 (mp, sizeof (MonoDelegateClassMethodPair));
1081 memcpy (res->data.del_tramp, patch_info->data.del_tramp, sizeof (MonoDelegateClassMethodPair));
1083 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1084 res->data.gsharedvt = (MonoJumpInfoGSharedVtCall *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoGSharedVtCall));
1085 memcpy (res->data.gsharedvt, patch_info->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
1087 case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
1088 MonoGSharedVtMethodInfo *info;
1089 MonoGSharedVtMethodInfo *oinfo;
1092 oinfo = patch_info->data.gsharedvt_method;
1093 info = (MonoGSharedVtMethodInfo *)mono_mempool_alloc (mp, sizeof (MonoGSharedVtMethodInfo));
1094 res->data.gsharedvt_method = info;
1095 memcpy (info, oinfo, sizeof (MonoGSharedVtMethodInfo));
1096 info->entries = (MonoRuntimeGenericContextInfoTemplate *)mono_mempool_alloc (mp, sizeof (MonoRuntimeGenericContextInfoTemplate) * info->count_entries);
1097 for (i = 0; i < oinfo->num_entries; ++i) {
1098 MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
1099 MonoRuntimeGenericContextInfoTemplate *template_ = &info->entries [i];
1101 memcpy (template_, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
1103 //info->locals_types = mono_mempool_alloc0 (mp, info->nlocals * sizeof (MonoType*));
1104 //memcpy (info->locals_types, oinfo->locals_types, info->nlocals * sizeof (MonoType*));
1107 case MONO_PATCH_INFO_VIRT_METHOD: {
1108 MonoJumpInfoVirtMethod *info;
1109 MonoJumpInfoVirtMethod *oinfo;
1111 oinfo = patch_info->data.virt_method;
1112 info = (MonoJumpInfoVirtMethod *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoVirtMethod));
1113 res->data.virt_method = info;
1114 memcpy (info, oinfo, sizeof (MonoJumpInfoVirtMethod));
1125 mono_patch_info_hash (gconstpointer data)
1127 const MonoJumpInfo *ji = (MonoJumpInfo*)data;
1130 case MONO_PATCH_INFO_RVA:
1131 case MONO_PATCH_INFO_LDSTR:
1132 case MONO_PATCH_INFO_LDTOKEN:
1133 case MONO_PATCH_INFO_DECLSEC:
1134 return (ji->type << 8) | ji->data.token->token;
1135 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1136 return (ji->type << 8) | ji->data.token->token | (ji->data.token->has_context ? (gsize)ji->data.token->context.class_inst : 0);
1137 case MONO_PATCH_INFO_INTERNAL_METHOD:
1138 return (ji->type << 8) | g_str_hash (ji->data.name);
1139 case MONO_PATCH_INFO_VTABLE:
1140 case MONO_PATCH_INFO_CLASS:
1141 case MONO_PATCH_INFO_IID:
1142 case MONO_PATCH_INFO_ADJUSTED_IID:
1143 case MONO_PATCH_INFO_METHODCONST:
1144 case MONO_PATCH_INFO_METHOD:
1145 case MONO_PATCH_INFO_METHOD_JUMP:
1146 case MONO_PATCH_INFO_IMAGE:
1147 case MONO_PATCH_INFO_ICALL_ADDR:
1148 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1149 case MONO_PATCH_INFO_FIELD:
1150 case MONO_PATCH_INFO_SFLDA:
1151 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1152 case MONO_PATCH_INFO_METHOD_RGCTX:
1153 case MONO_PATCH_INFO_SIGNATURE:
1154 case MONO_PATCH_INFO_METHOD_CODE_SLOT:
1155 case MONO_PATCH_INFO_AOT_JIT_INFO:
1156 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1157 case MONO_PATCH_INFO_SET_TLS_TRAMP:
1158 return (ji->type << 8) | (gssize)ji->data.target;
1159 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1160 return (ji->type << 8) | (gssize)ji->data.gsharedvt->method;
1161 case MONO_PATCH_INFO_RGCTX_FETCH:
1162 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1163 MonoJumpInfoRgctxEntry *e = ji->data.rgctx_entry;
1165 return (ji->type << 8) | (gssize)e->method | (e->in_mrgctx) | e->info_type | mono_patch_info_hash (e->data);
1167 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1168 case MONO_PATCH_INFO_MSCORLIB_GOT_ADDR:
1169 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR:
1170 case MONO_PATCH_INFO_GC_NURSERY_START:
1171 case MONO_PATCH_INFO_GC_NURSERY_BITS:
1172 case MONO_PATCH_INFO_GOT_OFFSET:
1173 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1174 case MONO_PATCH_INFO_AOT_MODULE:
1175 case MONO_PATCH_INFO_JIT_THREAD_ATTACH:
1176 return (ji->type << 8);
1177 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1178 return (ji->type << 8) | (ji->data.index);
1179 case MONO_PATCH_INFO_SWITCH:
1180 return (ji->type << 8) | ji->data.table->table_size;
1181 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1182 return (ji->type << 8) | (gssize)ji->data.gsharedvt_method->method;
1183 case MONO_PATCH_INFO_OBJC_SELECTOR_REF:
1184 /* Hash on the selector name */
1185 return g_str_hash (ji->data.target);
1186 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1187 return (ji->type << 8) | (gsize)ji->data.del_tramp->klass | (gsize)ji->data.del_tramp->method | (gsize)ji->data.del_tramp->is_virtual;
1188 case MONO_PATCH_INFO_LDSTR_LIT:
1189 return g_str_hash (ji->data.target);
1190 case MONO_PATCH_INFO_VIRT_METHOD: {
1191 MonoJumpInfoVirtMethod *info = ji->data.virt_method;
1193 return (ji->type << 8) | (gssize)info->klass | (gssize)info->method;
1195 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1196 return (ji->type << 8) | g_str_hash (ji->data.target);
1197 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1198 return (ji->type << 8) | mono_signature_hash (ji->data.sig);
1200 printf ("info type: %d\n", ji->type);
1201 mono_print_ji (ji); printf ("\n");
1202 g_assert_not_reached ();
1208 * mono_patch_info_equal:
1210 * This might fail to recognize equivalent patches, i.e. floats, so its only
1211 * usable in those cases where this is not a problem, i.e. sharing GOT slots
1215 mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
1217 const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
1218 const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
1220 if (ji1->type != ji2->type)
1223 switch (ji1->type) {
1224 case MONO_PATCH_INFO_RVA:
1225 case MONO_PATCH_INFO_LDSTR:
1226 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1227 case MONO_PATCH_INFO_LDTOKEN:
1228 case MONO_PATCH_INFO_DECLSEC:
1229 if ((ji1->data.token->image != ji2->data.token->image) ||
1230 (ji1->data.token->token != ji2->data.token->token) ||
1231 (ji1->data.token->has_context != ji2->data.token->has_context) ||
1232 (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
1233 (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
1236 case MONO_PATCH_INFO_INTERNAL_METHOD:
1237 return g_str_equal (ji1->data.name, ji2->data.name);
1238 case MONO_PATCH_INFO_RGCTX_FETCH:
1239 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1240 MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
1241 MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
1243 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);
1245 case MONO_PATCH_INFO_GSHAREDVT_CALL: {
1246 MonoJumpInfoGSharedVtCall *c1 = ji1->data.gsharedvt;
1247 MonoJumpInfoGSharedVtCall *c2 = ji2->data.gsharedvt;
1249 return c1->sig == c2->sig && c1->method == c2->method;
1251 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1252 return ji1->data.gsharedvt_method->method == ji2->data.gsharedvt_method->method;
1253 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1254 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;
1255 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1256 return ji1->data.index == ji2->data.index;
1257 case MONO_PATCH_INFO_VIRT_METHOD:
1258 return ji1->data.virt_method->klass == ji2->data.virt_method->klass && ji1->data.virt_method->method == ji2->data.virt_method->method;
1259 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1260 if (ji1->data.target == ji2->data.target)
1262 return strcmp (ji1->data.target, ji2->data.target) == 0 ? 1 : 0;
1263 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1264 return mono_metadata_signature_equal (ji1->data.sig, ji2->data.sig) ? 1 : 0;
1266 if (ji1->data.target != ji2->data.target)
1275 mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error)
1277 unsigned char *ip = patch_info->ip.i + code;
1278 gconstpointer target = NULL;
1280 mono_error_init (error);
1282 switch (patch_info->type) {
1283 case MONO_PATCH_INFO_BB:
1285 * FIXME: This could be hit for methods without a prolog. Should use -1
1286 * but too much code depends on a 0 initial value.
1288 //g_assert (patch_info->data.bb->native_offset);
1289 target = patch_info->data.bb->native_offset + code;
1291 case MONO_PATCH_INFO_ABS:
1292 target = patch_info->data.target;
1294 case MONO_PATCH_INFO_LABEL:
1295 target = patch_info->data.inst->inst_c0 + code;
1297 case MONO_PATCH_INFO_IP:
1300 case MONO_PATCH_INFO_METHOD_REL:
1301 target = code + patch_info->data.offset;
1303 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1304 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1306 g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
1307 g_assert_not_reached ();
1309 target = mono_icall_get_wrapper (mi);
1312 case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
1313 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1315 g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
1316 g_assert_not_reached ();
1321 case MONO_PATCH_INFO_METHOD_JUMP:
1322 target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE, error);
1323 if (!mono_error_ok (error))
1326 case MONO_PATCH_INFO_METHOD:
1327 if (patch_info->data.method == method) {
1330 /* get the trampoline to the method from the domain */
1331 target = mono_create_jit_trampoline (domain, patch_info->data.method, error);
1332 if (!mono_error_ok (error))
1336 case MONO_PATCH_INFO_METHOD_CODE_SLOT: {
1339 mono_domain_lock (domain);
1340 if (!domain_jit_info (domain)->method_code_hash)
1341 domain_jit_info (domain)->method_code_hash = g_hash_table_new (NULL, NULL);
1342 code_slot = g_hash_table_lookup (domain_jit_info (domain)->method_code_hash, patch_info->data.method);
1344 code_slot = mono_domain_alloc0 (domain, sizeof (gpointer));
1345 g_hash_table_insert (domain_jit_info (domain)->method_code_hash, patch_info->data.method, code_slot);
1347 mono_domain_unlock (domain);
1351 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1352 #if defined(__native_client_codegen__)
1353 target = (gpointer)&__nacl_thread_suspension_needed;
1355 g_assert (mono_threads_is_coop_enabled ());
1356 target = (gpointer)&mono_polling_required;
1359 case MONO_PATCH_INFO_SWITCH: {
1360 gpointer *jump_table;
1362 #if defined(__native_client__) && defined(__native_client_codegen__)
1363 /* This memory will leak, but we don't care if we're */
1364 /* not deleting JIT'd methods anyway */
1365 jump_table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
1367 if (method && method->dynamic) {
1368 jump_table = (void **)mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
1370 if (mono_aot_only) {
1371 jump_table = (void **)mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1373 jump_table = (void **)mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1378 for (i = 0; i < patch_info->data.table->table_size; i++) {
1379 jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
1382 target = jump_table;
1385 case MONO_PATCH_INFO_METHODCONST:
1386 case MONO_PATCH_INFO_CLASS:
1387 case MONO_PATCH_INFO_IMAGE:
1388 case MONO_PATCH_INFO_FIELD:
1389 case MONO_PATCH_INFO_SIGNATURE:
1390 case MONO_PATCH_INFO_AOT_MODULE:
1391 target = patch_info->data.target;
1393 case MONO_PATCH_INFO_IID:
1394 mono_class_init (patch_info->data.klass);
1395 target = GUINT_TO_POINTER (patch_info->data.klass->interface_id);
1397 case MONO_PATCH_INFO_ADJUSTED_IID:
1398 mono_class_init (patch_info->data.klass);
1399 target = GUINT_TO_POINTER ((guint32)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
1401 case MONO_PATCH_INFO_VTABLE:
1402 target = mono_class_vtable (domain, patch_info->data.klass);
1405 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE: {
1406 MonoDelegateClassMethodPair *del_tramp = patch_info->data.del_tramp;
1408 if (del_tramp->is_virtual)
1409 target = mono_create_delegate_virtual_trampoline (domain, del_tramp->klass, del_tramp->method);
1411 target = mono_create_delegate_trampoline_info (domain, del_tramp->klass, del_tramp->method);
1414 case MONO_PATCH_INFO_SFLDA: {
1415 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
1417 if (mono_class_field_is_special_static (patch_info->data.field)) {
1418 gpointer addr = NULL;
1420 mono_domain_lock (domain);
1421 if (domain->special_static_fields)
1422 addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
1423 mono_domain_unlock (domain);
1429 if (!vtable->initialized && !mono_class_is_before_field_init (vtable->klass) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
1430 /* Done by the generated code */
1434 if (!mono_runtime_class_init_full (vtable, error)) {
1439 target = (char*)mono_vtable_get_static_field_data (vtable) + patch_info->data.field->offset;
1442 case MONO_PATCH_INFO_RVA: {
1443 guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
1446 mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
1447 target = mono_image_rva_map (patch_info->data.token->image, rva);
1450 case MONO_PATCH_INFO_R4:
1451 case MONO_PATCH_INFO_R8:
1452 target = patch_info->data.target;
1454 case MONO_PATCH_INFO_EXC_NAME:
1455 target = patch_info->data.name;
1457 case MONO_PATCH_INFO_LDSTR:
1459 mono_ldstr_checked (domain, patch_info->data.token->image,
1460 mono_metadata_token_index (patch_info->data.token->token), error);
1462 case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
1464 MonoClass *handle_class;
1466 handle = mono_ldtoken_checked (patch_info->data.token->image,
1467 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1468 if (!mono_error_ok (error))
1470 mono_class_init (handle_class);
1471 mono_class_init (mono_class_from_mono_type ((MonoType *)handle));
1473 target = mono_type_get_object_checked (domain, (MonoType *)handle, error);
1474 if (!mono_error_ok (error))
1478 case MONO_PATCH_INFO_LDTOKEN: {
1480 MonoClass *handle_class;
1482 handle = mono_ldtoken_checked (patch_info->data.token->image,
1483 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1484 if (!mono_error_ok (error))
1485 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (error));
1486 mono_class_init (handle_class);
1491 case MONO_PATCH_INFO_DECLSEC:
1492 target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
1494 case MONO_PATCH_INFO_ICALL_ADDR:
1495 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1496 /* run_cctors == 0 -> AOT */
1497 if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
1498 const char *exc_class;
1499 const char *exc_arg;
1502 target = mono_lookup_pinvoke_call (patch_info->data.method, &exc_class, &exc_arg);
1504 if (mono_aot_only) {
1505 mono_error_set_exception_instance (error, mono_exception_from_name_msg (mono_defaults.corlib, "System", exc_class, exc_arg));
1508 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));
1514 target = mono_lookup_internal_call (patch_info->data.method);
1516 if (!target && run_cctors)
1517 g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
1520 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1521 target = mono_thread_interruption_request_flag ();
1523 case MONO_PATCH_INFO_METHOD_RGCTX: {
1524 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
1527 target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
1530 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1531 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1533 target = GINT_TO_POINTER (MONO_RGCTX_SLOT_INDEX (slot));
1536 case MONO_PATCH_INFO_BB_OVF:
1537 case MONO_PATCH_INFO_EXC_OVF:
1538 case MONO_PATCH_INFO_GOT_OFFSET:
1539 case MONO_PATCH_INFO_NONE:
1541 case MONO_PATCH_INFO_RGCTX_FETCH: {
1542 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1544 target = mono_create_rgctx_lazy_fetch_trampoline (slot);
1547 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1548 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1550 /* AOT, not needed */
1553 target = mono_arch_get_seq_point_info (domain, code);
1556 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR: {
1557 int card_table_shift_bits;
1558 gpointer card_table_mask;
1560 target = mono_gc_get_card_table (&card_table_shift_bits, &card_table_mask);
1563 case MONO_PATCH_INFO_GC_NURSERY_START: {
1567 target = mono_gc_get_nursery (&shift_bits, &size);
1570 case MONO_PATCH_INFO_GC_NURSERY_BITS: {
1574 mono_gc_get_nursery (&shift_bits, &size);
1576 target = (gpointer)(mgreg_t)shift_bits;
1579 case MONO_PATCH_INFO_CASTCLASS_CACHE: {
1580 target = mono_domain_alloc0 (domain, sizeof (gpointer));
1583 case MONO_PATCH_INFO_OBJC_SELECTOR_REF: {
1587 case MONO_PATCH_INFO_LDSTR_LIT: {
1591 len = strlen ((const char *)patch_info->data.target);
1592 s = (char *)mono_domain_alloc0 (domain, len + 1);
1593 memcpy (s, patch_info->data.target, len);
1598 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1599 target = mini_get_gsharedvt_wrapper (TRUE, NULL, patch_info->data.sig, NULL, -1, FALSE);
1601 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1602 target = mono_tls_get_tls_getter (patch_info->data.index, FALSE);
1604 case MONO_PATCH_INFO_SET_TLS_TRAMP:
1605 target = mono_tls_get_tls_setter (patch_info->data.index, FALSE);
1607 case MONO_PATCH_INFO_JIT_THREAD_ATTACH: {
1608 MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("mono_jit_thread_attach");
1614 g_assert_not_reached ();
1617 return (gpointer)target;
1621 mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx)
1623 MonoGenericInst *inst;
1626 memset (gsctx, 0, sizeof (MonoGenericSharingContext));
1628 if (context && context->class_inst) {
1629 inst = context->class_inst;
1630 for (i = 0; i < inst->type_argc; ++i) {
1631 MonoType *type = inst->type_argv [i];
1633 if (mini_is_gsharedvt_gparam (type))
1634 gsctx->is_gsharedvt = TRUE;
1637 if (context && context->method_inst) {
1638 inst = context->method_inst;
1640 for (i = 0; i < inst->type_argc; ++i) {
1641 MonoType *type = inst->type_argv [i];
1643 if (mini_is_gsharedvt_gparam (type))
1644 gsctx->is_gsharedvt = TRUE;
1650 * LOCKING: Acquires the jit code hash lock.
1653 mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared)
1656 static gboolean inited = FALSE;
1657 static int lookups = 0;
1658 static int failed_lookups = 0;
1660 mono_domain_jit_code_hash_lock (domain);
1661 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
1662 if (!ji && shared) {
1663 /* Try generic sharing */
1664 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, shared);
1665 if (ji && !ji->has_generic_jit_info)
1668 mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
1669 mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
1677 mono_domain_jit_code_hash_unlock (domain);
1683 lookup_method (MonoDomain *domain, MonoMethod *method)
1688 ji = mini_lookup_method (domain, method, NULL);
1691 if (!mono_method_is_generic_sharable (method, FALSE))
1693 shared = mini_get_shared_method (method);
1694 ji = mini_lookup_method (domain, method, shared);
1701 mono_get_jit_info_from_method (MonoDomain *domain, MonoMethod *method)
1703 return lookup_method (domain, method);
1707 static FILE* perf_map_file;
1710 mono_enable_jit_map (void)
1712 if (!perf_map_file) {
1714 g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
1716 perf_map_file = fopen (name, "w");
1721 mono_emit_jit_tramp (void *start, int size, const char *desc)
1724 fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
1728 mono_emit_jit_map (MonoJitInfo *jinfo)
1730 if (perf_map_file) {
1731 char *name = mono_method_full_name (jinfo_get_method (jinfo), TRUE);
1732 mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
1738 mono_jit_map_is_enabled (void)
1740 return perf_map_file != NULL;
1746 no_gsharedvt_in_wrapper (void)
1748 g_assert_not_reached ();
1752 mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoError *error)
1754 MonoDomain *target_domain, *domain = mono_domain_get ();
1756 gpointer code = NULL, p;
1758 MonoJitICallInfo *callinfo = NULL;
1759 WrapperInfo *winfo = NULL;
1761 mono_error_init (error);
1764 /* Should be handled by the caller */
1765 g_assert (!(method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED));
1768 * ICALL wrappers are handled specially, since there is only one copy of them
1769 * shared by all appdomains.
1771 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
1772 winfo = mono_marshal_get_wrapper_info (method);
1773 if (winfo && winfo->subtype == WRAPPER_SUBTYPE_ICALL_WRAPPER) {
1774 callinfo = mono_find_jit_icall_by_addr (winfo->d.icall.func);
1775 g_assert (callinfo);
1777 /* Must be domain neutral since there is only one copy */
1778 opt |= MONO_OPT_SHARED;
1780 /* MONO_OPT_SHARED is no longer supported, we only use it for icall wrappers */
1781 opt &= ~MONO_OPT_SHARED;
1784 if (opt & MONO_OPT_SHARED)
1785 target_domain = mono_get_root_domain ();
1787 target_domain = domain;
1789 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1790 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1793 if (info->subtype == WRAPPER_SUBTYPE_SYNCHRONIZED_INNER) {
1794 MonoGenericContext *ctx = NULL;
1795 if (method->is_inflated)
1796 ctx = mono_method_get_context (method);
1797 method = info->d.synchronized_inner.method;
1799 method = mono_class_inflate_generic_method_checked (method, ctx, error);
1800 g_assert (mono_error_ok (error)); /* FIXME don't swallow the error */
1805 info = lookup_method (target_domain, method);
1807 /* We can't use a domain specific method in another domain */
1808 if (! ((domain != target_domain) && !info->domain_neutral)) {
1811 mono_jit_stats.methods_lookups++;
1812 vtable = mono_class_vtable_full (domain, method->klass, error);
1816 if (!mono_runtime_class_init_full (vtable, error))
1818 return mono_create_ftnptr (target_domain, info->code_start);
1822 #ifdef MONO_USE_AOT_COMPILER
1823 if (opt & MONO_OPT_AOT) {
1824 MonoDomain *domain = mono_domain_get ();
1826 mono_class_init (method->klass);
1828 if ((code = mono_aot_get_method_checked (domain, method, error))) {
1831 if (mono_runtime_is_critical_method (method) || mono_gc_is_critical_method (method)) {
1833 * The suspend code needs to be able to lookup these methods by ip in async context,
1834 * so preload their jit info.
1836 MonoJitInfo *ji = mono_jit_info_table_find (domain, code);
1841 * In llvm-only mode, method might be a shared method, so we can't initialize its class.
1842 * This is not a problem, since it will be initialized when the method is first
1843 * called by init_method ().
1845 if (!mono_llvm_only) {
1846 vtable = mono_class_vtable (domain, method->klass);
1848 if (!mono_runtime_class_init_full (vtable, error))
1857 if (!code && mono_llvm_only) {
1858 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1859 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1861 if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG) {
1863 * These wrappers are only created for signatures which are in the program, but
1864 * sometimes we load methods too eagerly and have to create them even if they
1865 * will never be called.
1867 return no_gsharedvt_in_wrapper;
1873 code = mono_jit_compile_method_inner (method, target_domain, opt, error);
1874 if (!mono_error_ok (error))
1877 if (!code && mono_llvm_only) {
1878 printf ("AOT method not found in llvmonly mode: %s\n", mono_method_full_name (method, 1));
1879 g_assert_not_reached ();
1885 if (method->wrapper_type == MONO_WRAPPER_WRITE_BARRIER || method->wrapper_type == MONO_WRAPPER_ALLOC) {
1889 * SGEN requires the JIT info for these methods to be registered, see is_ip_in_managed_allocator ().
1891 ji = mini_jit_info_table_find (mono_domain_get (), (char *)code, &d);
1895 p = mono_create_ftnptr (target_domain, code);
1898 /*mono_register_jit_icall_wrapper takes the loader lock, so we take it on the outside. */
1899 mono_loader_lock ();
1901 if (!callinfo->wrapper) {
1902 callinfo->wrapper = p;
1903 mono_register_jit_icall_wrapper (callinfo, p);
1906 mono_loader_unlock ();
1913 mono_jit_compile_method (MonoMethod *method, MonoError *error)
1917 code = mono_jit_compile_method_with_opt (method, mono_get_optimizations_for_method (method, default_opt), error);
1921 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
1923 invalidated_delegate_trampoline (char *desc)
1925 g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
1926 "See http://www.mono-project.com/Diagnostic:Delegate for an explanation and ways to fix this.",
1932 * mono_jit_free_method:
1934 * Free all memory allocated by the JIT for METHOD.
1937 mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
1939 MonoJitDynamicMethodInfo *ji;
1940 gboolean destroy = TRUE;
1941 GHashTableIter iter;
1942 MonoJumpList *jlist;
1944 g_assert (method->dynamic);
1946 mono_domain_lock (domain);
1947 ji = mono_dynamic_code_hash_lookup (domain, method);
1948 mono_domain_unlock (domain);
1953 mono_debug_remove_method (method, domain);
1954 mono_lldb_remove_method (domain, method, ji);
1956 mono_domain_lock (domain);
1957 g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
1958 mono_domain_jit_code_hash_lock (domain);
1959 mono_internal_hash_table_remove (&domain->jit_code_hash, method);
1960 mono_domain_jit_code_hash_unlock (domain);
1961 g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
1963 /* requires the domain lock - took above */
1964 mono_conc_hashtable_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
1966 /* Remove jump targets in this method */
1967 g_hash_table_iter_init (&iter, domain_jit_info (domain)->jump_target_hash);
1968 while (g_hash_table_iter_next (&iter, NULL, (void**)&jlist)) {
1969 GSList *tmp, *remove;
1972 for (tmp = jlist->list; tmp; tmp = tmp->next) {
1973 guint8 *ip = (guint8 *)tmp->data;
1975 if (ip >= (guint8*)ji->ji->code_start && ip < (guint8*)ji->ji->code_start + ji->ji->code_size)
1976 remove = g_slist_prepend (remove, tmp);
1978 for (tmp = remove; tmp; tmp = tmp->next) {
1979 jlist->list = g_slist_delete_link ((GSList *)jlist->list, (GSList *)tmp->data);
1981 g_slist_free (remove);
1983 mono_domain_unlock (domain);
1985 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
1986 if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
1988 * Instead of freeing the code, change it to call an error routine
1989 * so people can fix their code.
1991 char *type = mono_type_full_name (&method->klass->byval_arg);
1992 char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
1995 mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
2001 * This needs to be done before freeing code_mp, since the code address is the
2002 * key in the table, so if we free the code_mp first, another thread can grab the
2003 * same code address and replace our entry in the table.
2005 mono_jit_info_table_remove (domain, ji->ji);
2008 mono_code_manager_destroy (ji->code_mp);
2013 mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
2015 MonoDomain *target_domain;
2018 if (default_opt & MONO_OPT_SHARED)
2019 target_domain = mono_get_root_domain ();
2021 target_domain = domain;
2023 info = lookup_method (target_domain, method);
2025 /* We can't use a domain specific method in another domain */
2026 if (! ((domain != target_domain) && !info->domain_neutral)) {
2027 mono_jit_stats.methods_lookups++;
2030 return info->code_start;
2039 static guint32 bisect_opt = 0;
2040 static GHashTable *bisect_methods_hash = NULL;
2043 mono_set_bisect_methods (guint32 opt, const char *method_list_filename)
2046 char method_name [2048];
2049 bisect_methods_hash = g_hash_table_new (g_str_hash, g_str_equal);
2050 g_assert (bisect_methods_hash);
2052 file = fopen (method_list_filename, "r");
2055 while (fgets (method_name, sizeof (method_name), file)) {
2056 size_t len = strlen (method_name);
2058 g_assert (method_name [len - 1] == '\n');
2059 method_name [len - 1] = 0;
2060 g_hash_table_insert (bisect_methods_hash, g_strdup (method_name), GINT_TO_POINTER (1));
2062 g_assert (feof (file));
2065 gboolean mono_do_single_method_regression = FALSE;
2066 guint32 mono_single_method_regression_opt = 0;
2067 MonoMethod *mono_current_single_method;
2068 GSList *mono_single_method_list;
2069 GHashTable *mono_single_method_hash;
2072 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt)
2076 if (bisect_methods_hash) {
2077 char *name = mono_method_full_name (method, TRUE);
2078 void *res = g_hash_table_lookup (bisect_methods_hash, name);
2081 return default_opt | bisect_opt;
2083 if (!mono_do_single_method_regression)
2085 if (!mono_current_single_method) {
2086 if (!mono_single_method_hash)
2087 mono_single_method_hash = g_hash_table_new (g_direct_hash, g_direct_equal);
2088 if (!g_hash_table_lookup (mono_single_method_hash, method)) {
2089 g_hash_table_insert (mono_single_method_hash, method, method);
2090 mono_single_method_list = g_slist_prepend (mono_single_method_list, method);
2094 if (method == mono_current_single_method)
2095 return mono_single_method_regression_opt;
2100 mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
2102 return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
2107 gpointer compiled_method;
2108 gpointer runtime_invoke;
2110 MonoDynCallInfo *dyn_call_info;
2111 MonoClass *ret_box_class;
2112 MonoMethodSignature *sig;
2113 gboolean gsharedvt_invoke;
2114 gpointer *wrapper_arg;
2115 } RuntimeInvokeInfo;
2117 static RuntimeInvokeInfo*
2118 create_runtime_invoke_info (MonoDomain *domain, MonoMethod *method, gpointer compiled_method, gboolean callee_gsharedvt, MonoError *error)
2121 RuntimeInvokeInfo *info;
2123 info = g_new0 (RuntimeInvokeInfo, 1);
2124 info->compiled_method = compiled_method;
2125 if (mono_llvm_only && method->string_ctor)
2126 info->sig = mono_marshal_get_string_ctor_signature (method);
2128 info->sig = mono_method_signature (method);
2130 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
2131 info->vtable = mono_class_vtable_full (domain, method->klass, error);
2132 if (!mono_error_ok (error))
2134 g_assert (info->vtable);
2136 MonoMethodSignature *sig = info->sig;
2140 * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
2141 * in full-aot mode, so we use a slower, but more generic wrapper if
2142 * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
2144 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2145 if (!mono_llvm_only && (mono_aot_only || debug_options.dyn_runtime_invoke)) {
2146 gboolean supported = TRUE;
2149 if (method->string_ctor)
2150 sig = mono_marshal_get_string_ctor_signature (method);
2152 for (i = 0; i < sig->param_count; ++i) {
2153 MonoType *t = sig->params [i];
2155 if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
2159 if (mono_class_is_contextbound (method->klass) || !info->compiled_method)
2163 info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
2167 ret_type = sig->ret;
2168 switch (ret_type->type) {
2169 case MONO_TYPE_VOID:
2181 case MONO_TYPE_BOOLEAN:
2182 case MONO_TYPE_CHAR:
2185 info->ret_box_class = mono_class_from_mono_type (ret_type);
2188 info->ret_box_class = mono_defaults.int_class;
2190 case MONO_TYPE_STRING:
2191 case MONO_TYPE_CLASS:
2192 case MONO_TYPE_ARRAY:
2193 case MONO_TYPE_SZARRAY:
2194 case MONO_TYPE_OBJECT:
2196 case MONO_TYPE_GENERICINST:
2197 if (!MONO_TYPE_IS_REFERENCE (ret_type))
2198 info->ret_box_class = mono_class_from_mono_type (ret_type);
2200 case MONO_TYPE_VALUETYPE:
2201 info->ret_box_class = mono_class_from_mono_type (ret_type);
2204 g_assert_not_reached ();
2208 if (!info->dyn_call_info) {
2209 if (mono_llvm_only) {
2210 #ifndef MONO_ARCH_GSHAREDVT_SUPPORTED
2211 g_assert_not_reached ();
2213 info->gsharedvt_invoke = TRUE;
2214 if (!callee_gsharedvt) {
2215 /* Invoke a gsharedvt out wrapper instead */
2216 MonoMethod *wrapper = mini_get_gsharedvt_out_sig_wrapper (sig);
2217 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2219 info->wrapper_arg = g_malloc0 (2 * sizeof (gpointer));
2220 info->wrapper_arg [0] = mini_add_method_wrappers_llvmonly (method, info->compiled_method, FALSE, FALSE, &(info->wrapper_arg [1]));
2222 /* Pass has_rgctx == TRUE since the wrapper has an extra arg */
2223 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2224 g_free (wrapper_sig);
2226 info->compiled_method = mono_jit_compile_method (wrapper, error);
2227 if (!mono_error_ok (error)) {
2232 /* Gsharedvt methods can be invoked the same way */
2233 /* The out wrapper has the same signature as the compiled gsharedvt method */
2234 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2236 info->wrapper_arg = mono_method_needs_static_rgctx_invoke (method, TRUE) ? mini_method_get_rgctx (method) : NULL;
2238 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2239 g_free (wrapper_sig);
2242 info->runtime_invoke = mono_jit_compile_method (invoke, error);
2243 if (!mono_error_ok (error)) {
2253 mono_llvmonly_runtime_invoke (MonoMethod *method, RuntimeInvokeInfo *info, void *obj, void **params, MonoObject **exc, MonoError *error)
2255 MonoMethodSignature *sig = info->sig;
2256 MonoDomain *domain = mono_domain_get ();
2257 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2259 gpointer retval_ptr;
2260 guint8 retval [256];
2261 gpointer *param_refs;
2264 mono_error_init (error);
2266 g_assert (info->gsharedvt_invoke);
2269 * Instead of invoking the method directly, we invoke a gsharedvt out wrapper.
2270 * The advantage of this is the gsharedvt out wrappers have a reduced set of
2271 * signatures, so we only have to generate runtime invoke wrappers for these
2273 * This code also handles invocation of gsharedvt methods directly, no
2274 * out wrappers are used in that case.
2276 args = (void **)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2277 param_refs = (gpointer*)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2280 * The runtime invoke wrappers expects pointers to primitive types, so have to
2284 args [pindex ++] = &obj;
2285 if (sig->ret->type != MONO_TYPE_VOID) {
2286 retval_ptr = (gpointer)&retval;
2287 args [pindex ++] = &retval_ptr;
2289 for (i = 0; i < sig->param_count; ++i) {
2290 MonoType *t = sig->params [i];
2292 if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
2293 MonoClass *klass = mono_class_from_mono_type (t);
2294 guint8 *nullable_buf;
2297 size = mono_class_value_size (klass, NULL);
2298 nullable_buf = g_alloca (size);
2299 g_assert (nullable_buf);
2301 /* The argument pointed to by params [i] is either a boxed vtype or null */
2302 mono_nullable_init (nullable_buf, (MonoObject*)params [i], klass);
2303 params [i] = nullable_buf;
2306 if (!t->byref && (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR)) {
2307 param_refs [i] = params [i];
2308 params [i] = &(param_refs [i]);
2310 args [pindex ++] = ¶ms [i];
2312 /* The gsharedvt out wrapper has an extra argument which contains the method to call */
2313 args [pindex ++] = &info->wrapper_arg;
2315 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2317 runtime_invoke (NULL, args, exc, info->compiled_method);
2321 if (sig->ret->type != MONO_TYPE_VOID && info->ret_box_class)
2322 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2324 return *(MonoObject**)retval;
2328 * mono_jit_runtime_invoke:
2329 * @method: the method to invoke
2330 * @obj: this pointer
2331 * @params: array of parameter values.
2332 * @exc: Set to the exception raised in the managed method. If NULL, error is thrown instead.
2333 * If coop is enabled, this argument is ignored - all exceptoins are caught and propagated
2335 * @error: error or caught exception object
2338 mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc, MonoError *error)
2340 MonoMethod *invoke, *callee;
2341 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2342 MonoDomain *domain = mono_domain_get ();
2343 MonoJitDomainInfo *domain_info;
2344 RuntimeInvokeInfo *info, *info2;
2345 MonoJitInfo *ji = NULL;
2346 gboolean callee_gsharedvt = FALSE;
2348 mono_error_init (error);
2350 if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
2351 g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
2355 domain_info = domain_jit_info (domain);
2357 info = (RuntimeInvokeInfo *)mono_conc_hashtable_lookup (domain_info->runtime_invoke_hash, method);
2360 if (mono_security_core_clr_enabled ()) {
2362 * This might be redundant since mono_class_vtable () already does this,
2363 * but keep it just in case for moonlight.
2365 mono_class_setup_vtable (method->klass);
2366 if (mono_class_has_failure (method->klass)) {
2367 mono_error_set_for_class_failure (error, method->klass);
2369 *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);
2374 gpointer compiled_method;
2377 if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
2378 (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
2380 * Array Get/Set/Address methods. The JIT implements them using inline code
2381 * inside the runtime invoke wrappers, so no need to compile them.
2383 if (mono_aot_only) {
2385 * Call a wrapper, since the runtime invoke wrapper was not generated.
2387 MonoMethod *wrapper;
2389 wrapper = mono_marshal_get_array_accessor_wrapper (method);
2390 invoke = mono_marshal_get_runtime_invoke (wrapper, FALSE);
2398 compiled_method = mono_jit_compile_method_with_opt (callee, mono_get_optimizations_for_method (callee, default_opt), error);
2399 if (!compiled_method) {
2400 g_assert (!mono_error_ok (error));
2404 if (mono_llvm_only) {
2405 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (compiled_method), NULL);
2406 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2407 if (callee_gsharedvt)
2408 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2411 if (!callee_gsharedvt)
2412 compiled_method = mini_add_method_trampoline (callee, compiled_method, mono_method_needs_static_rgctx_invoke (callee, TRUE), FALSE);
2414 compiled_method = NULL;
2417 info = create_runtime_invoke_info (domain, method, compiled_method, callee_gsharedvt, error);
2418 if (!mono_error_ok (error))
2421 mono_domain_lock (domain);
2422 info2 = (RuntimeInvokeInfo *)mono_conc_hashtable_insert (domain_info->runtime_invoke_hash, method, info);
2423 mono_domain_unlock (domain);
2431 * We need this here because mono_marshal_get_runtime_invoke can place
2432 * the helper method in System.Object and not the target class.
2434 if (!mono_runtime_class_init_full (info->vtable, error)) {
2436 *exc = (MonoObject*) mono_error_convert_to_exception (error);
2440 /* If coop is enabled, and the caller didn't ask for the exception to be caught separately,
2441 we always catch the exception and propagate it through the MonoError */
2442 gboolean catchExcInMonoError =
2443 (exc == NULL) && mono_threads_is_coop_enabled ();
2444 MonoObject *invoke_exc = NULL;
2445 if (catchExcInMonoError)
2448 /* The wrappers expect this to be initialized to NULL */
2452 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2453 if (info->dyn_call_info) {
2454 MonoMethodSignature *sig = mono_method_signature (method);
2456 static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
2459 guint8 retval [256];
2461 if (!dyn_runtime_invoke) {
2462 invoke = mono_marshal_get_runtime_invoke_dynamic ();
2463 dyn_runtime_invoke = (RuntimeInvokeDynamicFunction)mono_jit_compile_method (invoke, error);
2464 if (!mono_error_ok (error))
2468 /* Convert the arguments to the format expected by start_dyn_call () */
2469 args = (void **)g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
2472 args [pindex ++] = &obj;
2473 for (i = 0; i < sig->param_count; ++i) {
2474 MonoType *t = sig->params [i];
2477 args [pindex ++] = ¶ms [i];
2478 } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
2479 args [pindex ++] = ¶ms [i];
2481 args [pindex ++] = params [i];
2485 //printf ("M: %s\n", mono_method_full_name (method, TRUE));
2487 mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
2489 dyn_runtime_invoke (buf, exc, info->compiled_method);
2490 mono_arch_finish_dyn_call (info->dyn_call_info, buf);
2492 if (catchExcInMonoError && *exc != NULL) {
2493 mono_error_set_exception_instance (error, (MonoException*) *exc);
2497 if (info->ret_box_class)
2498 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2500 return *(MonoObject**)retval;
2506 if (mono_llvm_only) {
2507 result = mono_llvmonly_runtime_invoke (method, info, obj, params, exc, error);
2511 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2513 result = runtime_invoke ((MonoObject *)obj, params, exc, info->compiled_method);
2515 if (catchExcInMonoError && *exc != NULL)
2516 mono_error_set_exception_instance (error, (MonoException*) *exc);
2525 typedef gpointer (*IMTTrampFunc) (gpointer *arg, MonoMethod *imt_method);
2528 * mini_llvmonly_initial_imt_tramp:
2530 * This function is called the first time a call is made through an IMT trampoline.
2531 * It should have the same signature as the mono_llvmonly_imt_tramp_... functions.
2534 mini_llvmonly_initial_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2536 IMTTrampInfo *info = (IMTTrampInfo*)arg;
2541 mono_vtable_build_imt_slot (info->vtable, info->slot);
2543 imt = (gpointer*)info->vtable;
2544 imt -= MONO_IMT_SIZE;
2546 /* Return what the real IMT trampoline returns */
2547 ftndesc = imt [info->slot];
2550 if (func == (IMTTrampFunc)mini_llvmonly_initial_imt_tramp)
2551 /* Happens when the imt slot contains only a generic virtual method */
2553 return func ((gpointer *)ftndesc [1], imt_method);
2556 /* This is called indirectly through an imt slot. */
2558 mono_llvmonly_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2562 /* arg points to an array created in mono_llvmonly_get_imt_trampoline () */
2563 while (arg [i] && arg [i] != imt_method)
2570 /* Optimized versions of mono_llvmonly_imt_trampoline () for different table sizes */
2572 mono_llvmonly_imt_tramp_1 (gpointer *arg, MonoMethod *imt_method)
2574 //g_assert (arg [0] == imt_method);
2579 mono_llvmonly_imt_tramp_2 (gpointer *arg, MonoMethod *imt_method)
2581 //g_assert (arg [0] == imt_method || arg [2] == imt_method);
2582 if (arg [0] == imt_method)
2589 mono_llvmonly_imt_tramp_3 (gpointer *arg, MonoMethod *imt_method)
2591 //g_assert (arg [0] == imt_method || arg [2] == imt_method || arg [4] == imt_method);
2592 if (arg [0] == imt_method)
2594 else if (arg [2] == imt_method)
2601 * A version of the imt trampoline used for generic virtual/variant iface methods.
2602 * Unlikely a normal imt trampoline, its possible that IMT_METHOD is not found
2603 * in the search table. The original JIT code had a 'fallback' trampoline it could
2604 * call, but we can't do that, so we just return NULL, and the compiled code
2608 mono_llvmonly_fallback_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2612 while (arg [i] && arg [i] != imt_method)
2621 mono_llvmonly_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp)
2625 int i, index, real_count;
2626 gboolean virtual_generic = FALSE;
2629 * Create an array which is passed to the imt trampoline functions.
2630 * The array contains MonoMethod-function descriptor pairs, terminated by a NULL entry.
2634 for (i = 0; i < count; ++i) {
2635 MonoIMTCheckItem *item = imt_entries [i];
2637 if (item->is_equals)
2639 if (item->has_target_code)
2640 virtual_generic = TRUE;
2644 * Initialize all vtable entries reachable from this imt slot, so the compiled
2645 * code doesn't have to check it.
2647 for (i = 0; i < count; ++i) {
2648 MonoIMTCheckItem *item = imt_entries [i];
2651 if (!item->is_equals || item->has_target_code)
2653 vt_slot = item->value.vtable_slot;
2654 mono_init_vtable_slot (vtable, vt_slot);
2657 /* Save the entries into an array */
2658 buf = (void **)mono_domain_alloc (domain, (real_count + 1) * 2 * sizeof (gpointer));
2660 for (i = 0; i < count; ++i) {
2661 MonoIMTCheckItem *item = imt_entries [i];
2663 if (!item->is_equals)
2666 g_assert (item->key);
2667 buf [(index * 2)] = item->key;
2668 if (item->has_target_code)
2669 buf [(index * 2) + 1] = item->value.target_code;
2671 buf [(index * 2) + 1] = vtable->vtable [item->value.vtable_slot];
2674 buf [(index * 2)] = NULL;
2675 buf [(index * 2) + 1] = fail_tramp;
2678 * Return a function descriptor for a C function with 'buf' as its argument.
2679 * It will by called by JITted code.
2681 res = (void **)mono_domain_alloc (domain, 2 * sizeof (gpointer));
2682 switch (real_count) {
2684 res [0] = mono_llvmonly_imt_tramp_1;
2687 res [0] = mono_llvmonly_imt_tramp_2;
2690 res [0] = mono_llvmonly_imt_tramp_3;
2693 res [0] = mono_llvmonly_imt_tramp;
2696 if (virtual_generic || fail_tramp)
2697 res [0] = mono_llvmonly_fallback_imt_tramp;
2703 MONO_SIG_HANDLER_FUNC (, mono_sigfpe_signal_handler)
2705 MonoException *exc = NULL;
2707 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2708 MONO_SIG_HANDLER_GET_CONTEXT;
2710 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2712 MONO_ENTER_GC_UNSAFE_UNBALANCED;
2714 #if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
2715 if (mono_arch_is_int_overflow (ctx, info))
2717 * The spec says this throws ArithmeticException, but MS throws the derived
2718 * OverflowException.
2720 exc = mono_get_exception_overflow ();
2722 exc = mono_get_exception_divide_by_zero ();
2724 exc = mono_get_exception_divide_by_zero ();
2728 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2731 mono_handle_native_crash ("SIGFPE", ctx, info);
2732 if (mono_do_crash_chaining) {
2733 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2738 mono_arch_handle_exception (ctx, exc);
2741 MONO_EXIT_GC_UNSAFE_UNBALANCED;
2744 MONO_SIG_HANDLER_FUNC (, mono_sigill_signal_handler)
2746 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2747 MONO_SIG_HANDLER_GET_CONTEXT;
2749 if (mono_runtime_get_no_exec ())
2753 mono_handle_native_crash ("SIGILL", ctx, info);
2754 if (mono_do_crash_chaining) {
2755 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2759 g_assert_not_reached ();
2762 #if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
2763 #define HAVE_SIG_INFO
2766 MONO_SIG_HANDLER_FUNC (, mono_sigsegv_signal_handler)
2769 MonoJitTlsData *jit_tls = (MonoJitTlsData *)mono_tls_get_jit_tls ();
2770 gpointer fault_addr = NULL;
2771 #ifdef HAVE_SIG_INFO
2772 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2776 MONO_SIG_HANDLER_GET_CONTEXT;
2778 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
2779 if (mono_arch_is_single_step_event (info, ctx)) {
2780 mono_debugger_agent_single_step_event (ctx);
2782 } else if (mono_arch_is_breakpoint_event (info, ctx)) {
2783 mono_debugger_agent_breakpoint_hit (ctx);
2788 #if defined(HAVE_SIG_INFO)
2789 #if !defined(HOST_WIN32)
2790 fault_addr = info->si_addr;
2791 if (mono_aot_is_pagefault (info->si_addr)) {
2792 mono_aot_handle_pagefault (info->si_addr);
2797 /* The thread might no be registered with the runtime */
2798 if (!mono_domain_get () || !jit_tls) {
2799 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2801 mono_handle_native_crash ("SIGSEGV", ctx, info);
2802 if (mono_do_crash_chaining) {
2803 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2809 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2811 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
2812 if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, info, (guint8*)info->si_addr))
2815 #ifdef MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX
2816 /* info->si_addr seems to be NULL on some kernels when handling stack overflows */
2817 fault_addr = info->si_addr;
2818 if (fault_addr == NULL) {
2821 mono_sigctx_to_monoctx (ctx, &mctx);
2823 fault_addr = MONO_CONTEXT_GET_SP (&mctx);
2827 if (jit_tls->stack_size &&
2828 ABS ((guint8*)fault_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 8192 * sizeof (gpointer)) {
2830 * The hard-guard page has been hit: there is not much we can do anymore
2831 * Print a hopefully clear message and abort.
2833 mono_handle_hard_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr);
2834 g_assert_not_reached ();
2836 /* The original handler might not like that it is executed on an altstack... */
2837 if (!ji && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2840 mono_arch_handle_altstack_exception (ctx, info, info->si_addr, FALSE);
2845 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2848 mono_handle_native_crash ("SIGSEGV", ctx, info);
2850 if (mono_do_crash_chaining) {
2851 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2856 mono_arch_handle_exception (ctx, NULL);
2860 MONO_SIG_HANDLER_FUNC (, mono_sigint_signal_handler)
2863 MONO_SIG_HANDLER_GET_CONTEXT;
2865 MONO_ENTER_GC_UNSAFE_UNBALANCED;
2867 exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
2869 mono_arch_handle_exception (ctx, exc);
2871 MONO_EXIT_GC_UNSAFE_UNBALANCED;
2874 #ifndef DISABLE_REMOTING
2875 /* mono_jit_create_remoting_trampoline:
2876 * @method: pointer to the method info
2878 * Creates a trampoline which calls the remoting functions. This
2879 * is used in the vtable of transparent proxies.
2881 * Returns: a pointer to the newly created code
2884 mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target, MonoError *error)
2887 guint8 *addr = NULL;
2889 mono_error_init (error);
2891 if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
2892 return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
2896 if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
2897 (mono_method_signature (method)->hasthis && (mono_class_is_marshalbyref (method->klass) || method->klass == mono_defaults.object_class)))
2898 nm = mono_marshal_get_remoting_invoke_for_target (method, target);
2901 addr = (guint8 *)mono_compile_method_checked (nm, error);
2902 return_val_if_nok (error, NULL);
2903 return mono_get_addr_from_ftnptr (addr);
2907 static G_GNUC_UNUSED void
2908 no_imt_trampoline (void)
2910 g_assert_not_reached ();
2913 static G_GNUC_UNUSED void
2914 no_vcall_trampoline (void)
2916 g_assert_not_reached ();
2919 static gpointer *vtable_trampolines;
2920 static int vtable_trampolines_size;
2923 mini_get_vtable_trampoline (MonoVTable *vt, int slot_index)
2925 int index = slot_index + MONO_IMT_SIZE;
2927 if (mono_llvm_only) {
2928 if (slot_index < 0) {
2929 /* Initialize the IMT trampoline to a 'trampoline' so the generated code doesn't have to initialize it */
2930 // FIXME: Memory management
2931 gpointer *ftndesc = g_malloc (2 * sizeof (gpointer));
2932 IMTTrampInfo *info = g_new0 (IMTTrampInfo, 1);
2935 ftndesc [0] = mini_llvmonly_initial_imt_tramp;
2937 mono_memory_barrier ();
2944 g_assert (slot_index >= - MONO_IMT_SIZE);
2945 if (!vtable_trampolines || slot_index + MONO_IMT_SIZE >= vtable_trampolines_size) {
2947 if (!vtable_trampolines || index >= vtable_trampolines_size) {
2951 new_size = vtable_trampolines_size ? vtable_trampolines_size * 2 : 128;
2952 while (new_size <= index)
2954 new_table = g_new0 (gpointer, new_size);
2956 if (vtable_trampolines)
2957 memcpy (new_table, vtable_trampolines, vtable_trampolines_size * sizeof (gpointer));
2958 g_free (vtable_trampolines);
2959 mono_memory_barrier ();
2960 vtable_trampolines = (void **)new_table;
2961 vtable_trampolines_size = new_size;
2966 if (!vtable_trampolines [index])
2967 vtable_trampolines [index] = mono_create_specific_trampoline (GUINT_TO_POINTER (slot_index), MONO_TRAMPOLINE_VCALL, mono_get_root_domain (), NULL);
2968 return vtable_trampolines [index];
2972 mini_get_imt_trampoline (MonoVTable *vt, int slot_index)
2974 return mini_get_vtable_trampoline (vt, slot_index - MONO_IMT_SIZE);
2978 mini_imt_entry_inited (MonoVTable *vt, int imt_slot_index)
2983 gpointer *imt = (gpointer*)vt;
2984 imt -= MONO_IMT_SIZE;
2986 return (imt [imt_slot_index] != mini_get_imt_trampoline (vt, imt_slot_index));
2990 is_callee_gsharedvt_variable (gpointer addr)
2993 gboolean callee_gsharedvt;
2995 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (addr), NULL);
2997 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2998 if (callee_gsharedvt)
2999 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
3000 return callee_gsharedvt;
3004 mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr)
3006 gpointer arg = NULL;
3008 if (mono_method_needs_static_rgctx_invoke (method, FALSE))
3009 arg = mini_method_get_rgctx (method);
3012 * Avoid adding gsharedvt in wrappers since they might not exist if
3013 * this delegate is called through a gsharedvt delegate invoke wrapper.
3014 * Instead, encode that the method is gsharedvt in del->extra_arg,
3015 * the CEE_MONO_CALLI_EXTRA_ARG implementation in the JIT depends on this.
3017 if (method->is_inflated && is_callee_gsharedvt_variable (method_ptr)) {
3018 g_assert ((((mgreg_t)arg) & 1) == 0);
3019 arg = (gpointer)(((mgreg_t)arg) | 1);
3025 mini_init_delegate (MonoDelegate *del)
3028 del->extra_arg = mini_get_delegate_arg (del->method, del->method_ptr);
3032 mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset)
3036 abs_offset = offset;
3038 abs_offset = - abs_offset;
3039 return g_strdup_printf ("delegate_virtual_invoke%s_%s%d", load_imt_reg ? "_imt" : "", offset < 0 ? "m_" : "", abs_offset / SIZEOF_VOID_P);
3043 mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method)
3045 gboolean is_virtual_generic, is_interface, load_imt_reg;
3048 static guint8 **cache = NULL;
3049 static int cache_size = 0;
3054 if (MONO_TYPE_ISSTRUCT (sig->ret))
3057 is_virtual_generic = method->is_inflated && mono_method_get_declaring_generic_method (method)->is_generic;
3058 is_interface = mono_class_is_interface (method->klass);
3059 load_imt_reg = is_virtual_generic || is_interface;
3062 offset = ((gint32)mono_method_get_imt_slot (method) - MONO_IMT_SIZE) * SIZEOF_VOID_P;
3064 offset = G_STRUCT_OFFSET (MonoVTable, vtable) + ((mono_method_get_vtable_index (method)) * (SIZEOF_VOID_P));
3066 idx = (offset / SIZEOF_VOID_P + MONO_IMT_SIZE) * 2 + (load_imt_reg ? 1 : 0);
3067 g_assert (idx >= 0);
3069 /* Resize the cache to idx + 1 */
3070 if (cache_size < idx + 1) {
3072 if (cache_size < idx + 1) {
3074 int new_cache_size = idx + 1;
3076 new_cache = g_new0 (guint8*, new_cache_size);
3078 memcpy (new_cache, cache, cache_size * sizeof (guint8*));
3081 mono_memory_barrier ();
3083 cache_size = new_cache_size;
3091 /* FIXME Support more cases */
3092 if (mono_aot_only) {
3093 cache [idx] = (guint8 *)mono_aot_get_trampoline (mono_get_delegate_virtual_invoke_impl_name (load_imt_reg, offset));
3094 g_assert (cache [idx]);
3096 cache [idx] = (guint8 *)mono_arch_get_delegate_virtual_invoke_impl (sig, method, offset, load_imt_reg);
3102 * mini_parse_debug_option:
3103 * @option: The option to parse.
3105 * Parses debug options for the mono runtime. The options are the same as for
3106 * the MONO_DEBUG environment variable.
3110 mini_parse_debug_option (const char *option)
3112 if (!strcmp (option, "handle-sigint"))
3113 debug_options.handle_sigint = TRUE;
3114 else if (!strcmp (option, "keep-delegates"))
3115 debug_options.keep_delegates = TRUE;
3116 else if (!strcmp (option, "reverse-pinvoke-exceptions"))
3117 debug_options.reverse_pinvoke_exceptions = TRUE;
3118 else if (!strcmp (option, "collect-pagefault-stats"))
3119 debug_options.collect_pagefault_stats = TRUE;
3120 else if (!strcmp (option, "break-on-unverified"))
3121 debug_options.break_on_unverified = TRUE;
3122 else if (!strcmp (option, "no-gdb-backtrace"))
3123 debug_options.no_gdb_backtrace = TRUE;
3124 else if (!strcmp (option, "suspend-on-sigsegv"))
3125 debug_options.suspend_on_sigsegv = TRUE;
3126 else if (!strcmp (option, "suspend-on-exception"))
3127 debug_options.suspend_on_exception = TRUE;
3128 else if (!strcmp (option, "suspend-on-unhandled"))
3129 debug_options.suspend_on_unhandled = TRUE;
3130 else if (!strcmp (option, "dont-free-domains"))
3131 mono_dont_free_domains = TRUE;
3132 else if (!strcmp (option, "dyn-runtime-invoke"))
3133 debug_options.dyn_runtime_invoke = TRUE;
3134 else if (!strcmp (option, "gdb"))
3135 debug_options.gdb = TRUE;
3136 else if (!strcmp (option, "lldb"))
3137 debug_options.lldb = TRUE;
3138 else if (!strcmp (option, "explicit-null-checks"))
3139 debug_options.explicit_null_checks = TRUE;
3140 else if (!strcmp (option, "gen-seq-points"))
3141 debug_options.gen_sdb_seq_points = TRUE;
3142 else if (!strcmp (option, "gen-compact-seq-points"))
3143 fprintf (stderr, "Mono Warning: option gen-compact-seq-points is deprecated.\n");
3144 else if (!strcmp (option, "no-compact-seq-points"))
3145 debug_options.no_seq_points_compact_data = TRUE;
3146 else if (!strcmp (option, "single-imm-size"))
3147 debug_options.single_imm_size = TRUE;
3148 else if (!strcmp (option, "init-stacks"))
3149 debug_options.init_stacks = TRUE;
3150 else if (!strcmp (option, "casts"))
3151 debug_options.better_cast_details = TRUE;
3152 else if (!strcmp (option, "soft-breakpoints"))
3153 debug_options.soft_breakpoints = TRUE;
3154 else if (!strcmp (option, "check-pinvoke-callconv"))
3155 debug_options.check_pinvoke_callconv = TRUE;
3156 else if (!strcmp (option, "use-fallback-tls"))
3157 debug_options.use_fallback_tls = TRUE;
3158 else if (!strcmp (option, "debug-domain-unload"))
3159 mono_enable_debug_domain_unload (TRUE);
3160 else if (!strcmp (option, "partial-sharing"))
3161 mono_set_partial_sharing_supported (TRUE);
3162 else if (!strcmp (option, "align-small-structs"))
3163 mono_align_small_structs = TRUE;
3164 else if (!strcmp (option, "native-debugger-break"))
3165 debug_options.native_debugger_break = TRUE;
3166 else if (!strcmp (option, "disable_omit_fp"))
3167 debug_options.disable_omit_fp = TRUE;
3175 mini_parse_debug_options (void)
3177 const char *options = g_getenv ("MONO_DEBUG");
3178 gchar **args, **ptr;
3183 args = g_strsplit (options, ",", -1);
3185 for (ptr = args; ptr && *ptr; ptr++) {
3186 const char *arg = *ptr;
3188 if (!mini_parse_debug_option (arg)) {
3189 fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
3190 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");
3199 mini_get_debug_options (void)
3201 return &debug_options;
3205 mini_create_ftnptr (MonoDomain *domain, gpointer addr)
3207 #if !defined(__ia64__) && (!defined(__ppc64__) && !defined(__powerpc64__) || _CALL_ELF == 2)
3210 gpointer* desc = NULL;
3212 if ((desc = g_hash_table_lookup (domain->ftnptrs_hash, addr)))
3215 desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
3219 # elif defined(__ppc64__) || defined(__powerpc64__)
3221 desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
3227 g_hash_table_insert (domain->ftnptrs_hash, addr, desc);
3233 mini_get_addr_from_ftnptr (gpointer descr)
3235 #if defined(__ia64__) || ((defined(__ppc64__) || defined(__powerpc64__)) && _CALL_ELF != 2)
3236 return *(gpointer*)descr;
3243 register_jit_stats (void)
3245 mono_counters_register ("Compiled methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_compiled);
3246 mono_counters_register ("Methods from AOT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_aot);
3247 mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_without_llvm);
3248 mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_with_llvm);
3249 mono_counters_register ("JIT/method_to_ir (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_method_to_ir);
3250 mono_counters_register ("JIT/liveness_handle_exception_clauses (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses);
3251 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);
3252 mono_counters_register ("JIT/decompose_long_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_long_opts);
3253 mono_counters_register ("JIT/decompose_typechecks (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_typechecks);
3254 mono_counters_register ("JIT/local_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop);
3255 mono_counters_register ("JIT/local_emulate_ops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_emulate_ops);
3256 mono_counters_register ("JIT/optimize_branches (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches);
3257 mono_counters_register ("JIT/handle_global_vregs (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs);
3258 mono_counters_register ("JIT/local_deadce (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce);
3259 mono_counters_register ("JIT/local_alias_analysis (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_alias_analysis);
3260 mono_counters_register ("JIT/if_conversion (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_if_conversion);
3261 mono_counters_register ("JIT/bb_ordering (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_bb_ordering);
3262 mono_counters_register ("JIT/compile_dominator_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compile_dominator_info);
3263 mono_counters_register ("JIT/compute_natural_loops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compute_natural_loops);
3264 mono_counters_register ("JIT/insert_safepoints (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_insert_safepoints);
3265 mono_counters_register ("JIT/ssa_compute (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_compute);
3266 mono_counters_register ("JIT/ssa_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_cprop);
3267 mono_counters_register ("JIT/ssa_deadce(sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_deadce);
3268 mono_counters_register ("JIT/perform_abc_removal (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_perform_abc_removal);
3269 mono_counters_register ("JIT/ssa_remove (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_remove);
3270 mono_counters_register ("JIT/local_cprop2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop2);
3271 mono_counters_register ("JIT/handle_global_vregs2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs2);
3272 mono_counters_register ("JIT/local_deadce2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce2);
3273 mono_counters_register ("JIT/optimize_branches2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches2);
3274 mono_counters_register ("JIT/decompose_vtype_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_vtype_opts);
3275 mono_counters_register ("JIT/decompose_array_access_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_array_access_opts);
3276 mono_counters_register ("JIT/liveness_handle_exception_clauses2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses2);
3277 mono_counters_register ("JIT/analyze_liveness (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_analyze_liveness);
3278 mono_counters_register ("JIT/linear_scan (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_linear_scan);
3279 mono_counters_register ("JIT/arch_allocate_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_arch_allocate_vars);
3280 mono_counters_register ("JIT/spill_global_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_spill_global_vars);
3281 mono_counters_register ("JIT/local_cprop3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop3);
3282 mono_counters_register ("JIT/local_deadce3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce3);
3283 mono_counters_register ("JIT/codegen (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_codegen);
3284 mono_counters_register ("JIT/create_jit_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_create_jit_info);
3285 mono_counters_register ("JIT/gc_create_gc_map (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_gc_create_gc_map);
3286 mono_counters_register ("JIT/save_seq_point_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_save_seq_point_info);
3287 mono_counters_register ("Total time spent JITting (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_time);
3288 mono_counters_register ("Basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.basic_blocks);
3289 mono_counters_register ("Max basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.max_basic_blocks);
3290 mono_counters_register ("Allocated vars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocate_var);
3291 mono_counters_register ("Code reallocs", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.code_reallocs);
3292 mono_counters_register ("Allocated code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_code_size);
3293 mono_counters_register ("Allocated seq points size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_seq_points_size);
3294 mono_counters_register ("Inlineable methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlineable_methods);
3295 mono_counters_register ("Inlined methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlined_methods);
3296 mono_counters_register ("Regvars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.regvars);
3297 mono_counters_register ("Locals stack size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.locals_stack_size);
3298 mono_counters_register ("Method cache lookups", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_lookups);
3299 mono_counters_register ("Compiled CIL code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.cil_code_size);
3300 mono_counters_register ("Native code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.native_code_size);
3301 mono_counters_register ("Aliases found", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_found);
3302 mono_counters_register ("Aliases eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_removed);
3303 mono_counters_register ("Aliased loads eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.loads_eliminated);
3304 mono_counters_register ("Aliased stores eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.stores_eliminated);
3305 mono_counters_register ("Optimized immediate divisions", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.optimized_divisions);
3308 static void runtime_invoke_info_free (gpointer value);
3311 class_method_pair_equal (gconstpointer ka, gconstpointer kb)
3313 const MonoClassMethodPair *apair = (const MonoClassMethodPair *)ka;
3314 const MonoClassMethodPair *bpair = (const MonoClassMethodPair *)kb;
3316 return apair->klass == bpair->klass && apair->method == bpair->method ? 1 : 0;
3320 class_method_pair_hash (gconstpointer data)
3322 const MonoClassMethodPair *pair = (const MonoClassMethodPair *)data;
3324 return (gsize)pair->klass ^ (gsize)pair->method;
3328 mini_create_jit_domain_info (MonoDomain *domain)
3330 MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
3332 info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3333 info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3334 info->delegate_trampoline_hash = g_hash_table_new (class_method_pair_hash, class_method_pair_equal);
3335 info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3336 info->runtime_invoke_hash = mono_conc_hashtable_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
3337 info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, mono_seq_point_info_free);
3338 info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
3339 info->jump_target_hash = g_hash_table_new (NULL, NULL);
3341 domain->runtime_info = info;
3345 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
3347 MonoJumpList *jlist = (MonoJumpList *)value;
3348 g_slist_free (jlist->list);
3352 delete_got_slot_list (gpointer key, gpointer value, gpointer user_data)
3354 GSList *list = (GSList *)value;
3355 g_slist_free (list);
3359 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
3361 MonoJitDynamicMethodInfo *di = (MonoJitDynamicMethodInfo *)value;
3362 mono_code_manager_destroy (di->code_mp);
3367 runtime_invoke_info_free (gpointer value)
3369 RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
3371 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
3372 if (info->dyn_call_info)
3373 mono_arch_dyn_call_free (info->dyn_call_info);
3379 free_jit_callee_list (gpointer key, gpointer value, gpointer user_data)
3381 g_slist_free (value);
3385 mini_free_jit_domain_info (MonoDomain *domain)
3387 MonoJitDomainInfo *info = domain_jit_info (domain);
3389 g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
3390 g_hash_table_destroy (info->jump_target_hash);
3391 if (info->jump_target_got_slot_hash) {
3392 g_hash_table_foreach (info->jump_target_got_slot_hash, delete_got_slot_list, NULL);
3393 g_hash_table_destroy (info->jump_target_got_slot_hash);
3395 if (info->dynamic_code_hash) {
3396 g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
3397 g_hash_table_destroy (info->dynamic_code_hash);
3399 if (info->method_code_hash)
3400 g_hash_table_destroy (info->method_code_hash);
3401 g_hash_table_destroy (info->jump_trampoline_hash);
3402 g_hash_table_destroy (info->jit_trampoline_hash);
3403 g_hash_table_destroy (info->delegate_trampoline_hash);
3404 if (info->static_rgctx_trampoline_hash)
3405 g_hash_table_destroy (info->static_rgctx_trampoline_hash);
3406 g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
3407 mono_conc_hashtable_destroy (info->runtime_invoke_hash);
3408 g_hash_table_destroy (info->seq_points);
3409 g_hash_table_destroy (info->arch_seq_points);
3410 if (info->agent_info)
3411 mono_debugger_agent_free_domain_info (domain);
3412 if (info->gsharedvt_arg_tramp_hash)
3413 g_hash_table_destroy (info->gsharedvt_arg_tramp_hash);
3414 if (info->llvm_jit_callees) {
3415 g_hash_table_foreach (info->llvm_jit_callees, free_jit_callee_list, NULL);
3416 g_hash_table_destroy (info->llvm_jit_callees);
3419 mono_llvm_free_domain_info (domain);
3422 g_free (domain->runtime_info);
3423 domain->runtime_info = NULL;
3426 #ifdef MONO_ARCH_HAVE_CODE_CHUNK_TRACKING
3429 code_manager_chunk_new (void *chunk, int size)
3431 mono_arch_code_chunk_new (chunk, size);
3435 code_manager_chunk_destroy (void *chunk)
3437 mono_arch_code_chunk_destroy (chunk);
3444 llvm_init_inner (void)
3446 if (!mono_llvm_load (NULL))
3457 * Load and initialize LLVM support.
3458 * Return TRUE on success.
3461 mini_llvm_init (void)
3464 static gboolean llvm_inited;
3465 static gboolean init_result;
3467 mono_loader_lock_if_inited ();
3469 init_result = llvm_init_inner ();
3472 mono_loader_unlock_if_inited ();
3480 mini_init (const char *filename, const char *runtime_version)
3484 MonoRuntimeCallbacks callbacks;
3485 MonoThreadInfoRuntimeCallbacks ticallbacks;
3486 MonoCodeManagerCallbacks code_manager_callbacks;
3488 MONO_VES_INIT_BEGIN ();
3490 CHECKED_MONO_INIT ();
3492 #if defined(__linux__) && !defined(__native_client__)
3493 if (access ("/proc/self/maps", F_OK) != 0) {
3494 g_print ("Mono requires /proc to be mounted.\n");
3499 mono_os_mutex_init_recursive (&jit_mutex);
3501 mono_cross_helpers_run ();
3503 mono_counters_init ();
3507 /* Happens when using the embedding interface */
3508 if (!default_opt_set)
3509 default_opt = mono_parse_default_optimizations (NULL);
3511 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
3513 mono_set_generic_sharing_vt_supported (TRUE);
3516 mono_set_generic_sharing_vt_supported (TRUE);
3519 mono_tls_init_runtime_keys ();
3521 if (!global_codeman)
3522 global_codeman = mono_code_manager_new ();
3524 memset (&callbacks, 0, sizeof (callbacks));
3525 callbacks.create_ftnptr = mini_create_ftnptr;
3526 callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
3527 callbacks.get_runtime_build_info = mono_get_runtime_build_info;
3528 callbacks.set_cast_details = mono_set_cast_details;
3529 callbacks.debug_log = mono_debugger_agent_debug_log;
3530 callbacks.debug_log_is_enabled = mono_debugger_agent_debug_log_is_enabled;
3531 callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
3532 callbacks.get_imt_trampoline = mini_get_imt_trampoline;
3533 callbacks.imt_entry_inited = mini_imt_entry_inited;
3534 callbacks.init_delegate = mini_init_delegate;
3535 #define JIT_INVOKE_WORKS
3536 #ifdef JIT_INVOKE_WORKS
3537 callbacks.runtime_invoke = mono_jit_runtime_invoke;
3539 #define JIT_TRAMPOLINES_WORK
3540 #ifdef JIT_TRAMPOLINES_WORK
3541 callbacks.compile_method = mono_jit_compile_method;
3542 callbacks.create_jump_trampoline = mono_create_jump_trampoline;
3543 callbacks.create_jit_trampoline = mono_create_jit_trampoline;
3544 callbacks.create_delegate_trampoline = mono_create_delegate_trampoline;
3545 callbacks.free_method = mono_jit_free_method;
3546 #ifndef DISABLE_REMOTING
3547 callbacks.create_remoting_trampoline = mono_jit_create_remoting_trampoline;
3551 mono_install_callbacks (&callbacks);
3553 memset (&ticallbacks, 0, sizeof (ticallbacks));
3554 ticallbacks.setup_async_callback = mono_setup_async_callback;
3555 ticallbacks.thread_state_init_from_sigctx = mono_thread_state_init_from_sigctx;
3556 ticallbacks.thread_state_init_from_handle = mono_thread_state_init_from_handle;
3557 ticallbacks.thread_state_init = mono_thread_state_init;
3560 mono_w32handle_init ();
3563 mono_threads_runtime_init (&ticallbacks);
3565 if (g_getenv ("MONO_DEBUG") != NULL)
3566 mini_parse_debug_options ();
3568 mono_code_manager_init ();
3570 memset (&code_manager_callbacks, 0, sizeof (code_manager_callbacks));
3571 #ifdef MONO_ARCH_HAVE_CODE_CHUNK_TRACKING
3572 code_manager_callbacks.chunk_new = code_manager_chunk_new;
3573 code_manager_callbacks.chunk_destroy = code_manager_chunk_destroy;
3575 mono_code_manager_install_callbacks (&code_manager_callbacks);
3579 mono_arch_cpu_init ();
3583 mono_unwind_init ();
3585 if (mini_get_debug_options ()->lldb || g_getenv ("MONO_LLDB")) {
3586 mono_lldb_init ("");
3587 mono_dont_free_domains = TRUE;
3590 #ifdef XDEBUG_ENABLED
3591 if (g_getenv ("MONO_XDEBUG")) {
3592 const char *xdebug_opts = g_getenv ("MONO_XDEBUG");
3593 mono_xdebug_init (xdebug_opts);
3594 /* So methods for multiple domains don't have the same address */
3595 mono_dont_free_domains = TRUE;
3596 mono_using_xdebug = TRUE;
3597 } else if (mini_get_debug_options ()->gdb) {
3598 mono_xdebug_init ((char*)"gdb");
3599 mono_dont_free_domains = TRUE;
3600 mono_using_xdebug = TRUE;
3605 if (mono_use_llvm) {
3606 if (!mono_llvm_load (NULL)) {
3607 mono_use_llvm = FALSE;
3608 fprintf (stderr, "Mono Warning: llvm support could not be loaded.\n");
3615 mono_trampolines_init ();
3617 if (default_opt & MONO_OPT_AOT)
3620 mono_debugger_agent_init ();
3622 #ifdef MONO_ARCH_GSHARED_SUPPORTED
3623 mono_set_generic_sharing_supported (TRUE);
3626 mono_threads_signals_init ();
3628 #ifndef MONO_CROSS_COMPILE
3629 mono_runtime_install_handlers ();
3631 mono_threads_install_cleanup (mini_thread_cleanup);
3633 #ifdef JIT_TRAMPOLINES_WORK
3634 mono_install_create_domain_hook (mini_create_jit_domain_info);
3635 mono_install_free_domain_hook (mini_free_jit_domain_info);
3637 mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
3638 mono_install_get_class_from_name (mono_aot_get_class_from_name);
3639 mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
3641 if (debug_options.collect_pagefault_stats)
3642 mono_aot_set_make_unreadable (TRUE);
3644 if (runtime_version)
3645 domain = mono_init_version (filename, runtime_version);
3647 domain = mono_init_from_assembly (filename, filename);
3649 if (mono_aot_only) {
3650 /* This helps catch code allocation requests */
3651 mono_code_manager_set_read_only (domain->code_mp);
3652 mono_marshal_use_aot_wrappers (TRUE);
3655 if (mono_llvm_only) {
3656 mono_install_imt_trampoline_builder (mono_llvmonly_get_imt_trampoline);
3657 mono_set_always_build_imt_trampolines (TRUE);
3658 } else if (mono_aot_only) {
3659 mono_install_imt_trampoline_builder (mono_aot_get_imt_trampoline);
3661 mono_install_imt_trampoline_builder (mono_arch_build_imt_trampoline);
3664 /*Init arch tls information only after the metadata side is inited to make sure we see dynamic appdomain tls keys*/
3665 mono_arch_finish_init ();
3669 /* This must come after mono_init () in the aot-only case */
3670 mono_exceptions_init ();
3672 /* This should come after mono_init () too */
3676 mono_create_helper_signatures ();
3679 register_jit_stats ();
3681 #define JIT_CALLS_WORK
3682 #ifdef JIT_CALLS_WORK
3683 /* Needs to be called here since register_jit_icall depends on it */
3684 mono_marshal_init ();
3686 mono_arch_register_lowlevel_calls ();
3690 mono_generic_sharing_init ();
3693 #ifdef MONO_ARCH_SIMD_INTRINSICS
3694 mono_simd_intrinsics_init ();
3697 mono_tasklets_init ();
3699 register_trampolines (domain);
3701 if (mono_compile_aot)
3703 * Avoid running managed code when AOT compiling, since the platform
3704 * might only support aot-only execution.
3706 mono_runtime_set_no_exec (TRUE);
3708 mono_mem_account_register_counters ();
3710 #define JIT_RUNTIME_WORKS
3711 #ifdef JIT_RUNTIME_WORKS
3712 mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
3713 mono_runtime_init_checked (domain, mono_thread_start_cb, mono_thread_attach_cb, &error);
3714 mono_error_assert_ok (&error);
3715 mono_thread_attach (domain);
3718 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
3719 mono_runtime_setup_stat_profiler ();
3721 mono_profiler_runtime_initialized ();
3723 MONO_VES_INIT_END ();
3729 register_icalls (void)
3731 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
3732 ves_icall_get_frame_info);
3733 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
3734 ves_icall_get_trace);
3735 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
3736 mono_runtime_install_handlers);
3737 mono_add_internal_call ("Mono.Runtime::mono_runtime_cleanup_handlers",
3738 mono_runtime_cleanup_handlers);
3740 #if defined(PLATFORM_ANDROID) || defined(TARGET_ANDROID)
3741 mono_add_internal_call ("System.Diagnostics.Debugger::Mono_UnhandledException_internal",
3742 mono_debugger_agent_unhandled_exception);
3746 * It's important that we pass `TRUE` as the last argument here, as
3747 * it causes the JIT to omit a wrapper for these icalls. If the JIT
3748 * *did* emit a wrapper, we'd be looking at infinite recursion since
3749 * the wrapper would call the icall which would call the wrapper and
3752 register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", "void ptr", TRUE);
3753 register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", "void ptr", TRUE);
3755 register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
3756 register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
3757 register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
3758 register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "ptr ptr", TRUE);
3759 register_icall (mono_jit_set_domain, "mono_jit_set_domain", "void ptr", TRUE);
3760 register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
3762 register_icall (mono_llvm_throw_exception, "mono_llvm_throw_exception", "void object", TRUE);
3763 register_icall (mono_llvm_rethrow_exception, "mono_llvm_rethrow_exception", "void object", TRUE);
3764 register_icall (mono_llvm_resume_exception, "mono_llvm_resume_exception", "void", TRUE);
3765 register_icall (mono_llvm_match_exception, "mono_llvm_match_exception", "int ptr int int", TRUE);
3766 register_icall (mono_llvm_clear_exception, "mono_llvm_clear_exception", NULL, TRUE);
3767 register_icall (mono_llvm_load_exception, "mono_llvm_load_exception", "object", TRUE);
3768 register_icall (mono_llvm_throw_corlib_exception, "mono_llvm_throw_corlib_exception", "void int", TRUE);
3769 #if defined(ENABLE_LLVM) && !defined(MONO_LLVM_LOADED)
3770 register_icall (mono_llvm_set_unhandled_exception_handler, "mono_llvm_set_unhandled_exception_handler", NULL, TRUE);
3772 // FIXME: This is broken
3773 register_icall (mono_debug_personality, "mono_debug_personality", "int int int ptr ptr ptr", TRUE);
3776 register_dyn_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
3777 register_dyn_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
3778 register_dyn_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", "void ptr", TRUE);
3779 register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
3780 register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "object", FALSE);
3781 register_icall (mono_thread_force_interruption_checkpoint_noraise, "mono_thread_force_interruption_checkpoint_noraise", "object", FALSE);
3783 #if defined(__native_client__) || defined(__native_client_codegen__)
3784 register_icall (mono_nacl_gc, "mono_nacl_gc", "void", FALSE);
3787 if (mono_threads_is_coop_enabled ())
3788 register_icall (mono_threads_state_poll, "mono_threads_state_poll", "void", FALSE);
3790 #ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
3791 register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, "mono_llmult", TRUE);
3792 register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, "mono_lldiv", FALSE);
3793 register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, "mono_lldiv_un", FALSE);
3794 register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, "mono_llrem", FALSE);
3795 register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, "mono_llrem_un", FALSE);
3797 #if !defined(MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS) || defined(MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS)
3798 register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, "mono_llmult_ovf_un", FALSE);
3799 register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, "mono_llmult_ovf", FALSE);
3802 #ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
3803 register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, "mono_lshl", TRUE);
3804 register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, "mono_lshr", TRUE);
3805 register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, "mono_lshr_un", TRUE);
3808 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
3809 register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, "mono_idiv", FALSE);
3810 register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, "mono_idiv_un", FALSE);
3811 register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, "mono_irem", FALSE);
3812 register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, "mono_irem_un", FALSE);
3815 #ifdef MONO_ARCH_EMULATE_MUL_DIV
3816 register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, "mono_imul", TRUE);
3819 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
3820 register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, "mono_imul_ovf", FALSE);
3821 register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, "mono_imul_ovf_un", FALSE);
3824 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT_FALLBACK)
3825 register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, "mono_fdiv", FALSE);
3828 register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, "mono_fconv_u8", FALSE);
3829 register_opcode_emulation (OP_RCONV_TO_U8, "__emul_rconv_to_u8", "ulong float", mono_rconv_u8, "mono_rconv_u8", FALSE);
3830 register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, "mono_fconv_u4", FALSE);
3831 register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, "mono_fconv_ovf_i8", FALSE);
3832 register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, "mono_fconv_ovf_u8", FALSE);
3833 register_opcode_emulation (OP_RCONV_TO_OVF_I8, "__emul_rconv_to_ovf_i8", "long float", mono_rconv_ovf_i8, "mono_rconv_ovf_i8", FALSE);
3834 register_opcode_emulation (OP_RCONV_TO_OVF_U8, "__emul_rconv_to_ovf_u8", "ulong float", mono_rconv_ovf_u8, "mono_rconv_ovf_u8", FALSE);
3837 #ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
3838 register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, "mono_fconv_i8", FALSE);
3839 register_opcode_emulation (OP_RCONV_TO_I8, "__emul_rconv_to_i8", "long float", mono_rconv_i8, "mono_rconv_i8", FALSE);
3842 #ifdef MONO_ARCH_EMULATE_CONV_R8_UN
3843 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);
3845 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
3846 register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, "mono_lconv_to_r8", FALSE);
3848 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
3849 register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, "mono_lconv_to_r4", FALSE);
3851 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
3852 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);
3854 #ifdef MONO_ARCH_EMULATE_FREM
3855 #if !defined(__native_client__)
3856 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, "fmod", FALSE);
3857 register_opcode_emulation (OP_RREM, "__emul_rrem", "float float float", fmodf, "fmodf", FALSE);
3859 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", mono_fmod, "mono_fmod", FALSE);
3863 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
3864 if (mono_arch_is_soft_float ()) {
3865 register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, "mono_fsub", FALSE);
3866 register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, "mono_fadd", FALSE);
3867 register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, "mono_fmul", FALSE);
3868 register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, "mono_fneg", FALSE);
3869 register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, "mono_conv_to_r8", FALSE);
3870 register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, "mono_conv_to_r4", FALSE);
3871 register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, "mono_fconv_r4", FALSE);
3872 register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, "mono_fconv_i1", FALSE);
3873 register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, "mono_fconv_i2", FALSE);
3874 register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3875 register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, "mono_fconv_u1", FALSE);
3876 register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, "mono_fconv_u2", FALSE);
3878 #if SIZEOF_VOID_P == 4
3879 register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3882 register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, "mono_fcmp_eq", FALSE);
3883 register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, "mono_fcmp_lt", FALSE);
3884 register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, "mono_fcmp_gt", FALSE);
3885 register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, "mono_fcmp_le", FALSE);
3886 register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, "mono_fcmp_ge", FALSE);
3887 register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, "mono_fcmp_ne_un", FALSE);
3888 register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, "mono_fcmp_lt_un", FALSE);
3889 register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, "mono_fcmp_gt_un", FALSE);
3890 register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, "mono_fcmp_le_un", FALSE);
3891 register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, "mono_fcmp_ge_un", FALSE);
3893 register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, "mono_fceq", FALSE);
3894 register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, "mono_fcgt", FALSE);
3895 register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, "mono_fcgt_un", FALSE);
3896 register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, "mono_fclt", FALSE);
3897 register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, "mono_fclt_un", FALSE);
3899 register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
3900 register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
3901 register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
3902 register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
3905 register_icall (mono_ckfinite, "mono_ckfinite", "double double", FALSE);
3907 #ifdef COMPRESSED_INTERFACE_BITMAP
3908 register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
3911 #if SIZEOF_REGISTER == 4
3912 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, "mono_fconv_u4", TRUE);
3914 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "ulong double", mono_fconv_u8, "mono_fconv_u8", TRUE);
3917 /* other jit icalls */
3918 register_icall (ves_icall_mono_delegate_ctor, "ves_icall_mono_delegate_ctor", "void object object ptr", FALSE);
3919 register_icall (mono_class_static_field_address , "mono_class_static_field_address",
3920 "ptr ptr ptr", FALSE);
3921 register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
3922 register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
3923 "ptr ptr ptr ptr", FALSE);
3924 register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
3925 register_icall (ves_icall_mono_ldstr, "ves_icall_mono_ldstr", "object ptr ptr int32", FALSE);
3926 register_icall (mono_helper_stelem_ref_check, "mono_helper_stelem_ref_check", "void object object", FALSE);
3927 register_icall (ves_icall_object_new, "ves_icall_object_new", "object ptr ptr", FALSE);
3928 register_icall (ves_icall_object_new_specific, "ves_icall_object_new_specific", "object ptr", FALSE);
3929 register_icall (ves_icall_array_new, "ves_icall_array_new", "object ptr ptr int32", FALSE);
3930 register_icall (ves_icall_array_new_specific, "ves_icall_array_new_specific", "object ptr int32", FALSE);
3931 register_icall (ves_icall_runtime_class_init, "ves_icall_runtime_class_init", "void ptr", FALSE);
3932 register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
3933 register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
3934 register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
3935 register_icall (mono_helper_compile_generic_method, "mono_helper_compile_generic_method", "ptr object ptr ptr", FALSE);
3936 register_icall (mono_helper_ldstr, "mono_helper_ldstr", "object ptr int", FALSE);
3937 register_icall (mono_helper_ldstr_mscorlib, "mono_helper_ldstr_mscorlib", "object int", FALSE);
3938 register_icall (mono_helper_newobj_mscorlib, "mono_helper_newobj_mscorlib", "object int", FALSE);
3939 register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
3940 register_icall (mono_object_castclass_unbox, "mono_object_castclass_unbox", "object object ptr", FALSE);
3941 register_icall (mono_break, "mono_break", NULL, TRUE);
3942 register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
3943 register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
3944 register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
3945 register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
3946 register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
3947 register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
3948 register_icall (mono_array_new_4, "mono_array_new_4", "object ptr int int int int", FALSE);
3949 register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
3950 register_icall (mono_resume_unwind, "mono_resume_unwind", "void", TRUE);
3951 register_icall (mono_gsharedvt_constrained_call, "mono_gsharedvt_constrained_call", "object ptr ptr ptr ptr ptr", FALSE);
3952 register_icall (mono_gsharedvt_value_copy, "mono_gsharedvt_value_copy", "void ptr ptr ptr", TRUE);
3954 register_icall (mono_gc_wbarrier_value_copy_bitmap, "mono_gc_wbarrier_value_copy_bitmap", "void ptr ptr int int", FALSE);
3956 register_icall (mono_object_castclass_with_cache, "mono_object_castclass_with_cache", "object object ptr ptr", FALSE);
3957 register_icall (mono_object_isinst_with_cache, "mono_object_isinst_with_cache", "object object ptr ptr", FALSE);
3958 register_icall (mono_generic_class_init, "mono_generic_class_init", "void ptr", FALSE);
3959 register_icall (mono_fill_class_rgctx, "mono_fill_class_rgctx", "ptr ptr int", FALSE);
3960 register_icall (mono_fill_method_rgctx, "mono_fill_method_rgctx", "ptr ptr int", FALSE);
3962 register_icall (mono_debugger_agent_user_break, "mono_debugger_agent_user_break", "void", FALSE);
3964 register_icall (mono_aot_init_llvm_method, "mono_aot_init_llvm_method", "void ptr int", TRUE);
3965 register_icall (mono_aot_init_gshared_method_this, "mono_aot_init_gshared_method_this", "void ptr int object", TRUE);
3966 register_icall (mono_aot_init_gshared_method_mrgctx, "mono_aot_init_gshared_method_mrgctx", "void ptr int ptr", TRUE);
3967 register_icall (mono_aot_init_gshared_method_vtable, "mono_aot_init_gshared_method_vtable", "void ptr int ptr", TRUE);
3969 register_icall_no_wrapper (mono_resolve_iface_call_gsharedvt, "mono_resolve_iface_call_gsharedvt", "ptr object int ptr ptr");
3970 register_icall_no_wrapper (mono_resolve_vcall_gsharedvt, "mono_resolve_vcall_gsharedvt", "ptr object int ptr ptr");
3971 register_icall_no_wrapper (mono_resolve_generic_virtual_call, "mono_resolve_generic_virtual_call", "ptr ptr int ptr");
3972 register_icall_no_wrapper (mono_resolve_generic_virtual_iface_call, "mono_resolve_generic_virtual_iface_call", "ptr ptr int ptr");
3973 /* This needs a wrapper so it can have a preserveall cconv */
3974 register_icall (mono_init_vtable_slot, "mono_init_vtable_slot", "ptr ptr int", FALSE);
3975 register_icall (mono_llvmonly_init_delegate, "mono_llvmonly_init_delegate", "void object", TRUE);
3976 register_icall (mono_llvmonly_init_delegate_virtual, "mono_llvmonly_init_delegate_virtual", "void object object ptr", TRUE);
3977 register_icall (mono_get_assembly_object, "mono_get_assembly_object", "object ptr", TRUE);
3978 register_icall (mono_get_method_object, "mono_get_method_object", "object ptr", TRUE);
3979 register_icall (mono_throw_method_access, "mono_throw_method_access", "void ptr ptr", FALSE);
3980 register_icall_no_wrapper (mono_dummy_jit_icall, "mono_dummy_jit_icall", "void");
3982 register_icall_with_wrapper (mono_monitor_enter_internal, "mono_monitor_enter_internal", "void obj");
3983 register_icall_with_wrapper (mono_monitor_enter_v4_internal, "mono_monitor_enter_v4_internal", "void obj ptr");
3984 register_icall_no_wrapper (mono_monitor_enter_fast, "mono_monitor_enter_fast", "int obj");
3985 register_icall_no_wrapper (mono_monitor_enter_v4_fast, "mono_monitor_enter_v4_fast", "int obj ptr");
3988 register_icall (pthread_getspecific, "pthread_getspecific", "ptr ptr", TRUE);
3990 /* Register tls icalls */
3991 register_icall_no_wrapper (mono_tls_get_thread, "mono_tls_get_thread", "ptr");
3992 register_icall_no_wrapper (mono_tls_get_jit_tls, "mono_tls_get_jit_tls", "ptr");
3993 register_icall_no_wrapper (mono_tls_get_domain, "mono_tls_get_domain", "ptr");
3994 register_icall_no_wrapper (mono_tls_get_lmf, "mono_tls_get_lmf", "ptr");
3995 register_icall_no_wrapper (mono_tls_get_sgen_thread_info, "mono_tls_get_sgen_thread_info", "ptr");
3996 register_icall_no_wrapper (mono_tls_get_lmf_addr, "mono_tls_get_lmf_addr", "ptr");
3997 register_icall_no_wrapper (mono_tls_set_thread, "mono_tls_set_thread", "void ptr");
3998 register_icall_no_wrapper (mono_tls_set_jit_tls, "mono_tls_set_jit_tls", "void ptr");
3999 register_icall_no_wrapper (mono_tls_set_domain, "mono_tls_set_domain", "void ptr");
4000 register_icall_no_wrapper (mono_tls_set_lmf, "mono_tls_set_lmf", "void ptr");
4001 register_icall_no_wrapper (mono_tls_set_sgen_thread_info, "mono_tls_set_sgen_thread_info", "void ptr");
4002 register_icall_no_wrapper (mono_tls_set_lmf_addr, "mono_tls_set_lmf_addr", "void ptr");
4005 MonoJitStats mono_jit_stats = {0};
4008 print_jit_stats (void)
4010 if (mono_jit_stats.enabled) {
4011 g_print ("Mono Jit statistics\n");
4012 g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
4013 mono_jit_stats.max_ratio_method);
4014 g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
4015 mono_jit_stats.biggest_method);
4017 g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
4018 g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
4019 g_print ("Used classes: %ld\n", mono_stats.used_class_count);
4020 g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
4021 g_print ("Methods: %ld\n", mono_stats.method_count);
4022 g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
4023 g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
4024 g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
4026 g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
4027 g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
4028 g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
4030 g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
4031 g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
4032 g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
4033 g_print ("Shared vtype generic methods: %ld\n", mono_stats.gsharedvt_methods);
4035 g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
4036 g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
4037 g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
4038 g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
4039 g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
4040 g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
4041 g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
4042 g_print ("IMT trampolines size: %ld\n", mono_stats.imt_trampolines_size);
4044 g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
4045 g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
4046 g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
4048 g_free (mono_jit_stats.max_ratio_method);
4049 mono_jit_stats.max_ratio_method = NULL;
4050 g_free (mono_jit_stats.biggest_method);
4051 mono_jit_stats.biggest_method = NULL;
4056 mini_cleanup (MonoDomain *domain)
4058 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
4059 mono_runtime_shutdown_stat_profiler ();
4062 cominterop_release_all_rcws ();
4065 #ifndef MONO_CROSS_COMPILE
4067 * mono_domain_finalize () needs to be called early since it needs the
4068 * execution engine still fully working (it may invoke managed finalizers).
4070 mono_domain_finalize (domain, 2000);
4073 /* This accesses metadata so needs to be called before runtime shutdown */
4076 #ifndef MONO_CROSS_COMPILE
4077 mono_runtime_cleanup (domain);
4080 mono_profiler_shutdown ();
4082 free_jit_tls_data ((MonoJitTlsData *)mono_tls_get_jit_tls ());
4084 mono_icall_cleanup ();
4086 mono_runtime_cleanup_handlers ();
4088 #ifndef MONO_CROSS_COMPILE
4089 mono_domain_free (domain, TRUE);
4094 mono_llvm_cleanup ();
4097 mono_aot_cleanup ();
4099 mono_trampolines_cleanup ();
4101 mono_unwind_cleanup ();
4103 mono_code_manager_destroy (global_codeman);
4104 g_free (vtable_trampolines);
4106 mini_jit_cleanup ();
4108 mono_tramp_info_cleanup ();
4110 mono_arch_cleanup ();
4112 mono_generic_sharing_cleanup ();
4116 mono_trace_cleanup ();
4118 mono_counters_dump (MONO_COUNTER_SECTION_MASK | MONO_COUNTER_MONOTONIC, stdout);
4120 if (mono_inject_async_exc_method)
4121 mono_method_desc_free (mono_inject_async_exc_method);
4123 mono_tls_free_keys ();
4125 mono_os_mutex_destroy (&jit_mutex);
4127 mono_code_manager_cleanup ();
4130 mono_w32handle_cleanup ();
4135 mono_set_defaults (int verbose_level, guint32 opts)
4137 mini_verbose = verbose_level;
4138 mono_set_optimizations (opts);
4142 mono_disable_optimizations (guint32 opts)
4144 default_opt &= ~opts;
4148 mono_set_optimizations (guint32 opts)
4151 default_opt_set = TRUE;
4152 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
4153 mono_set_generic_sharing_vt_supported (mono_aot_only || ((default_opt & MONO_OPT_GSHAREDVT) != 0));
4156 mono_set_generic_sharing_vt_supported (TRUE);
4161 mono_set_verbose_level (guint32 level)
4163 mini_verbose = level;
4167 * mono_get_runtime_build_info:
4169 * Return the runtime version + build date in string format.
4170 * The returned string is owned by the caller. The returned string
4171 * format is "VERSION (FULL_VERSION BUILD_DATE)" and build date is optional.
4174 mono_get_runtime_build_info (void)
4176 if (mono_build_date)
4177 return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
4179 return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
4183 mono_precompile_assembly (MonoAssembly *ass, void *user_data)
4185 GHashTable *assemblies = (GHashTable*)user_data;
4186 MonoImage *image = mono_assembly_get_image (ass);
4187 MonoMethod *method, *invoke;
4190 if (g_hash_table_lookup (assemblies, ass))
4193 g_hash_table_insert (assemblies, ass, ass);
4195 if (mini_verbose > 0)
4196 printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
4198 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
4201 method = mono_get_method_checked (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL, NULL, &error);
4203 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4206 if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
4208 if (method->is_generic || mono_class_is_gtd (method->klass))
4212 if (mini_verbose > 1) {
4213 char * desc = mono_method_full_name (method, TRUE);
4214 g_print ("Compiling %d %s\n", count, desc);
4217 mono_compile_method_checked (method, &error);
4218 if (!is_ok (&error)) {
4219 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4222 if (strcmp (method->name, "Finalize") == 0) {
4223 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
4224 mono_compile_method_checked (invoke, &error);
4225 mono_error_assert_ok (&error);
4227 #ifndef DISABLE_REMOTING
4228 if (mono_class_is_marshalbyref (method->klass) && mono_method_signature (method)->hasthis) {
4229 invoke = mono_marshal_get_remoting_invoke_with_check (method);
4230 mono_compile_method_checked (invoke, &error);
4231 mono_error_assert_ok (&error);
4236 /* Load and precompile referenced assemblies as well */
4237 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
4238 mono_assembly_load_reference (image, i);
4239 if (image->references [i])
4240 mono_precompile_assembly (image->references [i], assemblies);
4244 void mono_precompile_assemblies ()
4246 GHashTable *assemblies = g_hash_table_new (NULL, NULL);
4248 mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
4250 g_hash_table_destroy (assemblies);
4255 * Have to export this for AOT.
4258 mono_personality (void)
4261 g_assert_not_reached ();
4264 // Custom handlers currently only implemented by Windows.
4267 mono_runtime_install_custom_handlers (const char *handlers)
4273 mono_runtime_install_custom_handlers_usage (void)
4276 "Custom Handlers:\n"
4277 " --handlers=HANDLERS Enable handler support, HANDLERS is a comma\n"
4278 " separated list of available handlers to install.\n"
4280 "No handlers supported on current platform.\n");
4282 #endif /* HOST_WIN32 */