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>
71 #include "seq-points.h"
78 #include "jit-icalls.h"
81 #include "mini-llvm.h"
82 #include "debugger-agent.h"
85 #ifdef MONO_ARCH_LLVM_SUPPORTED
87 #include "mini-llvm-cpp.h"
92 #ifdef ENABLE_INTERPRETER
93 #include "interpreter/interp.h"
96 static guint32 default_opt = 0;
97 static gboolean default_opt_set = FALSE;
99 gboolean mono_compile_aot = FALSE;
100 /* If this is set, no code is generated dynamically, everything is taken from AOT files */
101 gboolean mono_aot_only = FALSE;
102 /* Same as mono_aot_only, but only LLVM compiled code is used, no trampolines */
103 gboolean mono_llvm_only = FALSE;
104 MonoAotMode mono_aot_mode = MONO_AOT_MODE_NONE;
106 const char *mono_build_date;
107 gboolean mono_do_signal_chaining;
108 gboolean mono_do_crash_chaining;
109 int mini_verbose = 0;
112 * This flag controls whenever the runtime uses LLVM for JIT compilation, and whenever
113 * it can load AOT code compiled by LLVM.
115 gboolean mono_use_llvm = FALSE;
117 gboolean mono_use_interpreter = FALSE;
119 #define mono_jit_lock() mono_os_mutex_lock (&jit_mutex)
120 #define mono_jit_unlock() mono_os_mutex_unlock (&jit_mutex)
121 static mono_mutex_t jit_mutex;
123 static MonoCodeManager *global_codeman;
125 MonoDebugOptions debug_options;
127 #ifdef VALGRIND_JIT_REGISTER_MAP
128 int valgrind_register;
130 GList* mono_aot_paths;
132 static gboolean mini_enable_profiler = FALSE;
133 static char* mini_profiler_options = NULL;
135 static GSList *tramp_infos;
137 static void register_icalls (void);
139 static gboolean mini_profiler_enabled (void) { return mini_enable_profiler; }
140 static const char* mini_profiler_get_options (void) { return mini_profiler_options; }
143 mono_running_on_valgrind (void)
146 if (RUNNING_ON_VALGRIND){
147 #ifdef VALGRIND_JIT_REGISTER_MAP
148 valgrind_register = TRUE;
162 find_tramp (gpointer key, gpointer value, gpointer user_data)
164 FindTrampUserData *ud = (FindTrampUserData*)user_data;
167 ud->method = (MonoMethod*)key;
171 G_GNUC_UNUSED static char*
172 get_method_from_ip (void *ip)
178 MonoDomain *domain = mono_domain_get ();
179 MonoDebugSourceLocation *location;
180 FindTrampUserData user_data;
183 domain = mono_get_root_domain ();
185 ji = mono_jit_info_table_find_internal (domain, (char *)ip, TRUE, TRUE);
188 user_data.method = NULL;
189 mono_domain_lock (domain);
190 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
191 mono_domain_unlock (domain);
192 if (user_data.method) {
193 char *mname = mono_method_full_name (user_data.method, TRUE);
194 res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
200 } else if (ji->is_trampoline) {
201 res = g_strdup_printf ("<%p - %s trampoline>", ip, ((MonoTrampInfo*)ji->d.tramp_info)->name);
205 method = jinfo_get_method (ji);
206 method_name = mono_method_full_name (method, TRUE);
207 /* FIXME: unused ? */
208 location = mono_debug_lookup_source_location (method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
210 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);
212 mono_debug_free_source_location (location);
213 g_free (method_name);
220 * @ip: an instruction pointer address
222 * This method is used from a debugger to get the name of the
223 * method at address @ip. This routine is typically invoked from
224 * a debugger like this:
226 * (gdb) print mono_pmip ($pc)
228 * Returns: the name of the method at address @ip.
233 return get_method_from_ip (ip);
237 * mono_print_method_from_ip
238 * @ip: an instruction pointer address
240 * This method is used from a debugger to get the name of the
241 * method at address @ip.
243 * This prints the name of the method at address @ip in the standard
244 * output. Unlike mono_pmip which returns a string, this routine
245 * prints the value on the standard output.
248 /* Prevent the linker from optimizing this away in embedding setups to help debugging */
249 __attribute__ ((__used__))
252 mono_print_method_from_ip (void *ip)
256 MonoDebugSourceLocation *source;
257 MonoDomain *domain = mono_domain_get ();
258 MonoDomain *target_domain = mono_domain_get ();
259 FindTrampUserData user_data;
260 MonoGenericSharingContext*gsctx;
261 const char *shared_type;
264 domain = mono_get_root_domain ();
265 ji = mini_jit_info_table_find_ext (domain, (char *)ip, TRUE, &target_domain);
266 if (ji && ji->is_trampoline) {
267 MonoTrampInfo *tinfo = (MonoTrampInfo *)ji->d.tramp_info;
269 printf ("IP %p is at offset 0x%x of trampoline '%s'.\n", ip, (int)((guint8*)ip - tinfo->code), tinfo->name);
275 user_data.method = NULL;
276 mono_domain_lock (domain);
277 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
278 mono_domain_unlock (domain);
280 if (user_data.method) {
281 char *mname = mono_method_full_name (user_data.method, TRUE);
282 printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
287 g_print ("No method at %p\n", ip);
291 method = mono_method_full_name (jinfo_get_method (ji), TRUE);
292 source = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
294 gsctx = mono_jit_info_get_generic_sharing_context (ji);
297 if (gsctx->is_gsharedvt)
298 shared_type = "gsharedvt ";
300 shared_type = "gshared ";
303 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);
306 g_print ("%s:%d\n", source->source_file, source->row);
309 mono_debug_free_source_location (source);
314 * mono_method_same_domain:
316 * Determine whenever two compiled methods are in the same domain, thus
317 * the address of the callee can be embedded in the caller.
319 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
323 if (!caller || caller->is_trampoline || !callee || callee->is_trampoline)
327 * If the call was made from domain-neutral to domain-specific
328 * code, we can't patch the call site.
330 if (caller->domain_neutral && !callee->domain_neutral)
333 cmethod = jinfo_get_method (caller);
334 if ((cmethod->klass == mono_defaults.appdomain_class) &&
335 (strstr (cmethod->name, "InvokeInDomain"))) {
336 /* The InvokeInDomain methods change the current appdomain */
344 * mono_global_codeman_reserve:
346 * Allocate code memory from the global code manager.
348 void *mono_global_codeman_reserve (int size)
353 g_error ("Attempting to allocate from the global code manager while running in aot-only mode.\n");
355 if (!global_codeman) {
356 /* This can happen during startup */
357 global_codeman = mono_code_manager_new ();
358 return mono_code_manager_reserve (global_codeman, size);
362 ptr = mono_code_manager_reserve (global_codeman, size);
368 /* The callback shouldn't take any locks */
370 mono_global_codeman_foreach (MonoCodeManagerFunc func, void *user_data)
373 mono_code_manager_foreach (global_codeman, func, user_data);
377 #if defined(__native_client_codegen__) && defined(__native_client__)
381 #ifdef __native_client_gc__
382 __nacl_suspend_thread_if_needed();
385 #endif /* __native_client__ */
388 * mono_create_unwind_op:
390 * Create an unwind op with the given parameters.
393 mono_create_unwind_op (int when, int tag, int reg, int val)
395 MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
406 mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
408 MonoJumpInfoToken *res = (MonoJumpInfoToken *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
411 res->has_context = context != NULL;
413 memcpy (&res->context, context, sizeof (MonoGenericContext));
419 mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
421 return mono_jump_info_token_new2 (mp, image, token, NULL);
425 * mono_tramp_info_create:
427 * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
428 * of JI, and UNWIND_OPS.
431 mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
433 MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
435 info->name = g_strdup ((char*)name);
437 info->code_size = code_size;
439 info->unwind_ops = unwind_ops;
445 mono_tramp_info_free (MonoTrampInfo *info)
450 mono_free_unwind_info (info->unwind_ops);
455 register_trampoline_jit_info (MonoDomain *domain, MonoTrampInfo *info)
459 ji = (MonoJitInfo *)mono_domain_alloc0 (domain, mono_jit_info_size ((MonoJitInfoFlags)0, 0, 0));
460 mono_jit_info_init (ji, NULL, info->code, info->code_size, (MonoJitInfoFlags)0, 0, 0);
461 ji->d.tramp_info = info;
462 ji->is_trampoline = TRUE;
464 ji->unwind_info = mono_cache_unwind_info (info->uw_info, info->uw_info_len);
466 mono_jit_info_table_add (domain, ji);
470 * mono_tramp_info_register:
472 * Remember INFO for use by xdebug, mono_print_method_from_ip (), jit maps, etc.
477 mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain)
485 domain = mono_get_root_domain ();
487 copy = g_new0 (MonoTrampInfo, 1);
488 copy->code = info->code;
489 copy->code_size = info->code_size;
490 copy->name = g_strdup (info->name);
492 if (info->unwind_ops) {
493 copy->uw_info = mono_unwind_ops_encode (info->unwind_ops, ©->uw_info_len);
495 /* Trampolines from aot have the unwind ops already encoded */
496 copy->uw_info = info->uw_info;
497 copy->uw_info_len = info->uw_info_len;
501 tramp_infos = g_slist_prepend (tramp_infos, copy);
504 mono_save_trampoline_xdebug_info (info);
505 mono_lldb_save_trampoline_info (info);
507 /* Only register trampolines that have unwind infos */
508 if (mono_get_root_domain () && copy->uw_info)
509 register_trampoline_jit_info (domain, copy);
511 if (mono_jit_map_is_enabled ())
512 mono_emit_jit_tramp (info->code, info->code_size, info->name);
514 mono_tramp_info_free (info);
518 mono_tramp_info_cleanup (void)
522 for (l = tramp_infos; l; l = l->next) {
523 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
525 mono_tramp_info_free (info);
527 g_slist_free (tramp_infos);
530 /* Register trampolines created before the root domain was created in the jit info tables */
532 register_trampolines (MonoDomain *domain)
536 for (l = tramp_infos; l; l = l->next) {
537 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
539 register_trampoline_jit_info (domain, info);
543 G_GNUC_UNUSED static void
549 * Runtime debugging tool, use if (debug_count ()) <x> else <y> to do <x> the first COUNT times, then do <y> afterwards.
550 * Set a breakpoint in break_count () to break the last time <x> is done.
552 G_GNUC_UNUSED gboolean
553 mono_debug_count (void)
555 static int count = 0;
556 static gboolean inited;
557 static const char *value;
562 value = g_getenv ("COUNT");
569 if (count == atoi (value))
572 if (count > atoi (value))
579 mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
584 gconstpointer trampoline;
585 MonoDomain *domain = mono_get_root_domain ();
586 gboolean check_exc = TRUE;
588 if (callinfo->wrapper)
589 return callinfo->wrapper;
591 if (callinfo->trampoline)
592 return callinfo->trampoline;
594 if (!strcmp (callinfo->name, "mono_thread_interruption_checkpoint"))
595 /* This icall is used to check for exceptions, so don't check in the wrapper */
598 name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
599 wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_exc);
603 trampoline = mono_compile_method_checked (wrapper, &error);
604 mono_error_assert_ok (&error);
607 trampoline = mono_create_jit_trampoline (domain, wrapper, &error);
608 mono_error_assert_ok (&error);
609 trampoline = mono_create_ftnptr (domain, (gpointer)trampoline);
613 if (!callinfo->trampoline) {
614 mono_register_jit_icall_wrapper (callinfo, trampoline);
615 callinfo->trampoline = trampoline;
617 mono_loader_unlock ();
619 return callinfo->trampoline;
623 mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
625 return mono_icall_get_wrapper_full (callinfo, FALSE);
628 static MonoJitDynamicMethodInfo*
629 mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
631 MonoJitDynamicMethodInfo *res;
633 if (domain_jit_info (domain)->dynamic_code_hash)
634 res = (MonoJitDynamicMethodInfo *)g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
641 register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
644 mini_register_opcode_emulation (opcode, name, sigstr, func, symbol, no_throw);
646 MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
648 g_assert (!sig->hasthis);
649 g_assert (sig->param_count < 3);
651 /* Opcode emulation functions are assumed to don't call mono_raise_exception () */
652 mono_register_jit_icall_full (func, name, sig, no_throw, TRUE, symbol);
657 * For JIT icalls implemented in C.
658 * NAME should be the same as the name of the C function whose address is FUNC.
659 * If @avoid_wrapper is TRUE, no wrapper is generated. This is for perf critical icalls which
660 * can't throw exceptions.
663 register_icall (gpointer func, const char *name, const char *sigstr, gboolean avoid_wrapper)
665 MonoMethodSignature *sig;
668 sig = mono_create_icall_signature (sigstr);
672 mono_register_jit_icall_full (func, name, sig, avoid_wrapper, FALSE, avoid_wrapper ? name : NULL);
676 register_icall_no_wrapper (gpointer func, const char *name, const char *sigstr)
678 MonoMethodSignature *sig;
681 sig = mono_create_icall_signature (sigstr);
685 mono_register_jit_icall_full (func, name, sig, TRUE, FALSE, name);
689 register_icall_with_wrapper (gpointer func, const char *name, const char *sigstr)
691 MonoMethodSignature *sig;
694 sig = mono_create_icall_signature (sigstr);
698 mono_register_jit_icall_full (func, name, sig, FALSE, FALSE, NULL);
702 register_dyn_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
704 MonoMethodSignature *sig;
707 sig = mono_create_icall_signature (sigstr);
711 mono_register_jit_icall (func, name, sig, save);
717 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
718 return (MonoLMF *)mono_tls_get_lmf ();
720 MonoJitTlsData *jit_tls;
722 if ((jit_tls = mono_tls_get_jit_tls ()))
725 * We do not assert here because this function can be called from
726 * mini-gc.c on a thread that has not executed any managed code, yet
727 * (the thread object allocation can trigger a collection).
734 mono_get_lmf_addr (void)
736 return (MonoLMF **)mono_tls_get_lmf_addr ();
740 mono_set_lmf (MonoLMF *lmf)
742 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
743 mono_tls_set_lmf (lmf);
745 (*mono_get_lmf_addr ()) = lmf;
750 mono_get_jit_tls (void)
752 return (MonoJitTlsData *)mono_tls_get_jit_tls ();
756 mono_set_jit_tls (MonoJitTlsData *jit_tls)
758 MonoThreadInfo *info;
760 mono_tls_set_jit_tls (jit_tls);
762 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
763 info = mono_thread_info_current ();
765 mono_thread_info_tls_set (info, TLS_KEY_JIT_TLS, jit_tls);
769 mono_set_lmf_addr (gpointer lmf_addr)
771 MonoThreadInfo *info;
773 mono_tls_set_lmf_addr (lmf_addr);
775 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
776 info = mono_thread_info_current ();
778 mono_thread_info_tls_set (info, TLS_KEY_LMF_ADDR, lmf_addr);
782 * mono_jit_thread_attach:
784 * Called by Xamarin.Mac and other products. Attach thread to runtime if
785 * needed and switch to @domain.
787 * @return the original domain which needs to be restored, or NULL.
790 mono_jit_thread_attach (MonoDomain *domain)
795 g_assert (!mono_threads_is_coop_enabled ());
798 /* Happens when called from AOTed code which is only used in the root domain. */
799 domain = mono_get_root_domain ();
804 attached = mono_tls_get_jit_tls () != NULL;
807 mono_thread_attach (domain);
810 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
813 orig = mono_domain_get ();
815 mono_domain_set (domain, TRUE);
817 return orig != domain ? orig : NULL;
821 * mono_jit_set_domain:
823 * Set domain to @domain if @domain is not null
826 mono_jit_set_domain (MonoDomain *domain)
828 g_assert (!mono_threads_is_coop_enabled ());
831 mono_domain_set (domain, TRUE);
836 * @obj: exception object
838 * abort the thread, print exception information and stack trace
841 mono_thread_abort (MonoObject *obj)
843 /* MonoJitTlsData *jit_tls = mono_native_tls_get_value (mono_jit_tls_id); */
845 /* handle_remove should be eventually called for this thread, too
848 if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
849 (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
852 mono_invoke_unhandled_exception_hook (obj);
857 setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
859 MonoJitTlsData *jit_tls;
862 jit_tls = (MonoJitTlsData *)mono_tls_get_jit_tls ();
866 jit_tls = g_new0 (MonoJitTlsData, 1);
868 jit_tls->abort_func = (void (*)(MonoObject *))abort_func;
869 jit_tls->end_of_stack = stack_start;
871 mono_set_jit_tls (jit_tls);
873 lmf = g_new0 (MonoLMF, 1);
874 MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
876 jit_tls->first_lmf = lmf;
879 * We can have 2 configurations for accessing lmf.
880 * We can use only the tls_lmf_addr variable, which will store the address of
881 * jit_tls->lmf, or, if we have MONO_ARCH_ENABLE_MONO_LMF_VAR enabled, we can
882 * use both tls_lmf_addr and tls_lmf variables (in this case we need to have
883 * means of getting the address of a tls variable; this can be done always
884 * when using __thread or, on osx, even when using pthread)
886 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR) && defined(HAVE_GET_TLS_ADDR)
887 /* jit_tls->lmf is unused */
888 mono_tls_set_lmf (lmf);
889 mono_set_lmf_addr (mono_tls_get_tls_addr (TLS_KEY_LMF));
891 mono_set_lmf_addr (&jit_tls->lmf);
896 #ifdef MONO_ARCH_HAVE_TLS_INIT
897 mono_arch_tls_init ();
900 mono_setup_altstack (jit_tls);
906 free_jit_tls_data (MonoJitTlsData *jit_tls)
908 mono_arch_free_jit_tls_data (jit_tls);
909 mono_free_altstack (jit_tls);
911 g_free (jit_tls->first_lmf);
916 mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
918 MonoThreadInfo *thread;
919 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
920 thread = mono_thread_info_current_unchecked ();
922 thread->jit_data = jit_tls;
924 mono_arch_cpu_init ();
927 void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
930 mono_thread_abort_dummy (MonoObject *obj)
932 if (mono_thread_attach_aborted_cb)
933 mono_thread_attach_aborted_cb (obj);
935 mono_thread_abort (obj);
939 mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
941 MonoThreadInfo *thread;
942 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
943 thread = mono_thread_info_current_unchecked ();
945 thread->jit_data = jit_tls;
947 mono_arch_cpu_init ();
951 mini_thread_cleanup (MonoNativeThreadId tid)
953 MonoJitTlsData *jit_tls = NULL;
954 MonoThreadInfo *info;
956 info = mono_thread_info_current_unchecked ();
958 /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
959 * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
960 * not a trivial thing.
962 * The current offender is mono_thread_manage which cleanup threads from the outside.
964 if (info && mono_thread_info_get_tid (info) == tid) {
965 jit_tls = (MonoJitTlsData *)info->jit_data;
966 info->jit_data = NULL;
968 mono_set_jit_tls (NULL);
970 /* If we attach a thread but never call into managed land, we might never get an lmf.*/
971 if (mono_get_lmf ()) {
973 mono_set_lmf_addr (NULL);
976 info = mono_thread_info_lookup (tid);
978 jit_tls = (MonoJitTlsData *)info->jit_data;
979 info->jit_data = NULL;
981 mono_hazard_pointer_clear (mono_hazard_pointer_get (), 1);
985 free_jit_tls_data (jit_tls);
989 mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
991 MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
995 ji->data.target = target;
1001 #if !defined(DISABLE_LOGGING) && !defined(DISABLE_JIT)
1003 static const char* const patch_info_str[] = {
1004 #define PATCH_INFO(a,b) "" #a,
1005 #include "patch-info.h"
1010 mono_ji_type_to_string (MonoJumpInfoType type)
1012 return patch_info_str [type];
1016 mono_print_ji (const MonoJumpInfo *ji)
1019 case MONO_PATCH_INFO_RGCTX_FETCH: {
1020 MonoJumpInfoRgctxEntry *entry = ji->data.rgctx_entry;
1022 printf ("[RGCTX_FETCH ");
1023 mono_print_ji (entry->data);
1024 printf (" - %s]", mono_rgctx_info_type_to_str (entry->info_type));
1027 case MONO_PATCH_INFO_METHODCONST: {
1028 char *s = mono_method_full_name (ji->data.method, TRUE);
1029 printf ("[METHODCONST - %s]", s);
1033 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1034 printf ("[INTERNAL_METHOD - %s]", ji->data.name);
1038 printf ("[%s]", patch_info_str [ji->type]);
1046 mono_ji_type_to_string (MonoJumpInfoType type)
1052 mono_print_ji (const MonoJumpInfo *ji)
1059 * mono_patch_info_dup_mp:
1061 * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
1064 mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
1066 MonoJumpInfo *res = (MonoJumpInfo *)mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
1067 memcpy (res, patch_info, sizeof (MonoJumpInfo));
1069 switch (patch_info->type) {
1070 case MONO_PATCH_INFO_RVA:
1071 case MONO_PATCH_INFO_LDSTR:
1072 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1073 case MONO_PATCH_INFO_LDTOKEN:
1074 case MONO_PATCH_INFO_DECLSEC:
1075 res->data.token = (MonoJumpInfoToken *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
1076 memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
1078 case MONO_PATCH_INFO_SWITCH:
1079 res->data.table = (MonoJumpInfoBBTable *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
1080 memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
1081 res->data.table->table = (MonoBasicBlock **)mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1082 memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1084 case MONO_PATCH_INFO_RGCTX_FETCH:
1085 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX:
1086 res->data.rgctx_entry = (MonoJumpInfoRgctxEntry *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
1087 memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
1088 res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
1090 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1091 res->data.del_tramp = (MonoDelegateClassMethodPair *)mono_mempool_alloc0 (mp, sizeof (MonoDelegateClassMethodPair));
1092 memcpy (res->data.del_tramp, patch_info->data.del_tramp, sizeof (MonoDelegateClassMethodPair));
1094 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1095 res->data.gsharedvt = (MonoJumpInfoGSharedVtCall *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoGSharedVtCall));
1096 memcpy (res->data.gsharedvt, patch_info->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
1098 case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
1099 MonoGSharedVtMethodInfo *info;
1100 MonoGSharedVtMethodInfo *oinfo;
1103 oinfo = patch_info->data.gsharedvt_method;
1104 info = (MonoGSharedVtMethodInfo *)mono_mempool_alloc (mp, sizeof (MonoGSharedVtMethodInfo));
1105 res->data.gsharedvt_method = info;
1106 memcpy (info, oinfo, sizeof (MonoGSharedVtMethodInfo));
1107 info->entries = (MonoRuntimeGenericContextInfoTemplate *)mono_mempool_alloc (mp, sizeof (MonoRuntimeGenericContextInfoTemplate) * info->count_entries);
1108 for (i = 0; i < oinfo->num_entries; ++i) {
1109 MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
1110 MonoRuntimeGenericContextInfoTemplate *template_ = &info->entries [i];
1112 memcpy (template_, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
1114 //info->locals_types = mono_mempool_alloc0 (mp, info->nlocals * sizeof (MonoType*));
1115 //memcpy (info->locals_types, oinfo->locals_types, info->nlocals * sizeof (MonoType*));
1118 case MONO_PATCH_INFO_VIRT_METHOD: {
1119 MonoJumpInfoVirtMethod *info;
1120 MonoJumpInfoVirtMethod *oinfo;
1122 oinfo = patch_info->data.virt_method;
1123 info = (MonoJumpInfoVirtMethod *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoVirtMethod));
1124 res->data.virt_method = info;
1125 memcpy (info, oinfo, sizeof (MonoJumpInfoVirtMethod));
1136 mono_patch_info_hash (gconstpointer data)
1138 const MonoJumpInfo *ji = (MonoJumpInfo*)data;
1141 case MONO_PATCH_INFO_RVA:
1142 case MONO_PATCH_INFO_LDSTR:
1143 case MONO_PATCH_INFO_LDTOKEN:
1144 case MONO_PATCH_INFO_DECLSEC:
1145 return (ji->type << 8) | ji->data.token->token;
1146 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1147 return (ji->type << 8) | ji->data.token->token | (ji->data.token->has_context ? (gsize)ji->data.token->context.class_inst : 0);
1148 case MONO_PATCH_INFO_INTERNAL_METHOD:
1149 return (ji->type << 8) | g_str_hash (ji->data.name);
1150 case MONO_PATCH_INFO_VTABLE:
1151 case MONO_PATCH_INFO_CLASS:
1152 case MONO_PATCH_INFO_IID:
1153 case MONO_PATCH_INFO_ADJUSTED_IID:
1154 case MONO_PATCH_INFO_METHODCONST:
1155 case MONO_PATCH_INFO_METHOD:
1156 case MONO_PATCH_INFO_METHOD_JUMP:
1157 case MONO_PATCH_INFO_IMAGE:
1158 case MONO_PATCH_INFO_ICALL_ADDR:
1159 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1160 case MONO_PATCH_INFO_FIELD:
1161 case MONO_PATCH_INFO_SFLDA:
1162 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1163 case MONO_PATCH_INFO_METHOD_RGCTX:
1164 case MONO_PATCH_INFO_SIGNATURE:
1165 case MONO_PATCH_INFO_METHOD_CODE_SLOT:
1166 case MONO_PATCH_INFO_AOT_JIT_INFO:
1167 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1168 case MONO_PATCH_INFO_SET_TLS_TRAMP:
1169 return (ji->type << 8) | (gssize)ji->data.target;
1170 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1171 return (ji->type << 8) | (gssize)ji->data.gsharedvt->method;
1172 case MONO_PATCH_INFO_RGCTX_FETCH:
1173 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1174 MonoJumpInfoRgctxEntry *e = ji->data.rgctx_entry;
1176 return (ji->type << 8) | (gssize)e->method | (e->in_mrgctx) | e->info_type | mono_patch_info_hash (e->data);
1178 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1179 case MONO_PATCH_INFO_MSCORLIB_GOT_ADDR:
1180 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR:
1181 case MONO_PATCH_INFO_GC_NURSERY_START:
1182 case MONO_PATCH_INFO_GC_NURSERY_BITS:
1183 case MONO_PATCH_INFO_GOT_OFFSET:
1184 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1185 case MONO_PATCH_INFO_AOT_MODULE:
1186 case MONO_PATCH_INFO_JIT_THREAD_ATTACH:
1187 return (ji->type << 8);
1188 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1189 return (ji->type << 8) | (ji->data.index);
1190 case MONO_PATCH_INFO_SWITCH:
1191 return (ji->type << 8) | ji->data.table->table_size;
1192 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1193 return (ji->type << 8) | (gssize)ji->data.gsharedvt_method->method;
1194 case MONO_PATCH_INFO_OBJC_SELECTOR_REF:
1195 /* Hash on the selector name */
1196 return g_str_hash (ji->data.target);
1197 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1198 return (ji->type << 8) | (gsize)ji->data.del_tramp->klass | (gsize)ji->data.del_tramp->method | (gsize)ji->data.del_tramp->is_virtual;
1199 case MONO_PATCH_INFO_LDSTR_LIT:
1200 return g_str_hash (ji->data.target);
1201 case MONO_PATCH_INFO_VIRT_METHOD: {
1202 MonoJumpInfoVirtMethod *info = ji->data.virt_method;
1204 return (ji->type << 8) | (gssize)info->klass | (gssize)info->method;
1206 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1207 return (ji->type << 8) | g_str_hash (ji->data.target);
1208 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1209 return (ji->type << 8) | mono_signature_hash (ji->data.sig);
1211 printf ("info type: %d\n", ji->type);
1212 mono_print_ji (ji); printf ("\n");
1213 g_assert_not_reached ();
1219 * mono_patch_info_equal:
1221 * This might fail to recognize equivalent patches, i.e. floats, so its only
1222 * usable in those cases where this is not a problem, i.e. sharing GOT slots
1226 mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
1228 const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
1229 const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
1231 if (ji1->type != ji2->type)
1234 switch (ji1->type) {
1235 case MONO_PATCH_INFO_RVA:
1236 case MONO_PATCH_INFO_LDSTR:
1237 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1238 case MONO_PATCH_INFO_LDTOKEN:
1239 case MONO_PATCH_INFO_DECLSEC:
1240 if ((ji1->data.token->image != ji2->data.token->image) ||
1241 (ji1->data.token->token != ji2->data.token->token) ||
1242 (ji1->data.token->has_context != ji2->data.token->has_context) ||
1243 (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
1244 (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
1247 case MONO_PATCH_INFO_INTERNAL_METHOD:
1248 return g_str_equal (ji1->data.name, ji2->data.name);
1249 case MONO_PATCH_INFO_RGCTX_FETCH:
1250 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1251 MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
1252 MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
1254 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);
1256 case MONO_PATCH_INFO_GSHAREDVT_CALL: {
1257 MonoJumpInfoGSharedVtCall *c1 = ji1->data.gsharedvt;
1258 MonoJumpInfoGSharedVtCall *c2 = ji2->data.gsharedvt;
1260 return c1->sig == c2->sig && c1->method == c2->method;
1262 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1263 return ji1->data.gsharedvt_method->method == ji2->data.gsharedvt_method->method;
1264 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1265 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;
1266 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1267 return ji1->data.index == ji2->data.index;
1268 case MONO_PATCH_INFO_VIRT_METHOD:
1269 return ji1->data.virt_method->klass == ji2->data.virt_method->klass && ji1->data.virt_method->method == ji2->data.virt_method->method;
1270 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1271 if (ji1->data.target == ji2->data.target)
1273 return strcmp (ji1->data.target, ji2->data.target) == 0 ? 1 : 0;
1274 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1275 return mono_metadata_signature_equal (ji1->data.sig, ji2->data.sig) ? 1 : 0;
1277 if (ji1->data.target != ji2->data.target)
1286 mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error)
1288 unsigned char *ip = patch_info->ip.i + code;
1289 gconstpointer target = NULL;
1291 mono_error_init (error);
1293 switch (patch_info->type) {
1294 case MONO_PATCH_INFO_BB:
1296 * FIXME: This could be hit for methods without a prolog. Should use -1
1297 * but too much code depends on a 0 initial value.
1299 //g_assert (patch_info->data.bb->native_offset);
1300 target = patch_info->data.bb->native_offset + code;
1302 case MONO_PATCH_INFO_ABS:
1303 target = patch_info->data.target;
1305 case MONO_PATCH_INFO_LABEL:
1306 target = patch_info->data.inst->inst_c0 + code;
1308 case MONO_PATCH_INFO_IP:
1311 case MONO_PATCH_INFO_METHOD_REL:
1312 target = code + patch_info->data.offset;
1314 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1315 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1317 g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
1318 g_assert_not_reached ();
1320 target = mono_icall_get_wrapper (mi);
1323 case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
1324 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1326 g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
1327 g_assert_not_reached ();
1332 case MONO_PATCH_INFO_METHOD_JUMP:
1333 target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE, error);
1334 if (!mono_error_ok (error))
1337 case MONO_PATCH_INFO_METHOD:
1338 if (patch_info->data.method == method) {
1341 /* get the trampoline to the method from the domain */
1342 target = mono_create_jit_trampoline (domain, patch_info->data.method, error);
1343 if (!mono_error_ok (error))
1347 case MONO_PATCH_INFO_METHOD_CODE_SLOT: {
1350 mono_domain_lock (domain);
1351 if (!domain_jit_info (domain)->method_code_hash)
1352 domain_jit_info (domain)->method_code_hash = g_hash_table_new (NULL, NULL);
1353 code_slot = g_hash_table_lookup (domain_jit_info (domain)->method_code_hash, patch_info->data.method);
1355 code_slot = mono_domain_alloc0 (domain, sizeof (gpointer));
1356 g_hash_table_insert (domain_jit_info (domain)->method_code_hash, patch_info->data.method, code_slot);
1358 mono_domain_unlock (domain);
1362 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1363 #if defined(__native_client_codegen__)
1364 target = (gpointer)&__nacl_thread_suspension_needed;
1366 g_assert (mono_threads_is_coop_enabled ());
1367 target = (gpointer)&mono_polling_required;
1370 case MONO_PATCH_INFO_SWITCH: {
1371 gpointer *jump_table;
1373 #if defined(__native_client__) && defined(__native_client_codegen__)
1374 /* This memory will leak, but we don't care if we're */
1375 /* not deleting JIT'd methods anyway */
1376 jump_table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
1378 if (method && method->dynamic) {
1379 jump_table = (void **)mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
1381 if (mono_aot_only) {
1382 jump_table = (void **)mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1384 jump_table = (void **)mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1389 for (i = 0; i < patch_info->data.table->table_size; i++) {
1390 jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
1393 target = jump_table;
1396 case MONO_PATCH_INFO_METHODCONST:
1397 case MONO_PATCH_INFO_CLASS:
1398 case MONO_PATCH_INFO_IMAGE:
1399 case MONO_PATCH_INFO_FIELD:
1400 case MONO_PATCH_INFO_SIGNATURE:
1401 case MONO_PATCH_INFO_AOT_MODULE:
1402 target = patch_info->data.target;
1404 case MONO_PATCH_INFO_IID:
1405 mono_class_init (patch_info->data.klass);
1406 target = GUINT_TO_POINTER (patch_info->data.klass->interface_id);
1408 case MONO_PATCH_INFO_ADJUSTED_IID:
1409 mono_class_init (patch_info->data.klass);
1410 target = GUINT_TO_POINTER ((guint32)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
1412 case MONO_PATCH_INFO_VTABLE:
1413 target = mono_class_vtable (domain, patch_info->data.klass);
1416 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE: {
1417 MonoDelegateClassMethodPair *del_tramp = patch_info->data.del_tramp;
1419 if (del_tramp->is_virtual)
1420 target = mono_create_delegate_virtual_trampoline (domain, del_tramp->klass, del_tramp->method);
1422 target = mono_create_delegate_trampoline_info (domain, del_tramp->klass, del_tramp->method);
1425 case MONO_PATCH_INFO_SFLDA: {
1426 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
1428 if (mono_class_field_is_special_static (patch_info->data.field)) {
1429 gpointer addr = NULL;
1431 mono_domain_lock (domain);
1432 if (domain->special_static_fields)
1433 addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
1434 mono_domain_unlock (domain);
1440 if (!vtable->initialized && !mono_class_is_before_field_init (vtable->klass) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
1441 /* Done by the generated code */
1445 if (!mono_runtime_class_init_full (vtable, error)) {
1450 target = (char*)mono_vtable_get_static_field_data (vtable) + patch_info->data.field->offset;
1453 case MONO_PATCH_INFO_RVA: {
1454 guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
1457 mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
1458 target = mono_image_rva_map (patch_info->data.token->image, rva);
1461 case MONO_PATCH_INFO_R4:
1462 case MONO_PATCH_INFO_R8:
1463 target = patch_info->data.target;
1465 case MONO_PATCH_INFO_EXC_NAME:
1466 target = patch_info->data.name;
1468 case MONO_PATCH_INFO_LDSTR:
1470 mono_ldstr_checked (domain, patch_info->data.token->image,
1471 mono_metadata_token_index (patch_info->data.token->token), error);
1473 case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
1475 MonoClass *handle_class;
1477 handle = mono_ldtoken_checked (patch_info->data.token->image,
1478 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1479 if (!mono_error_ok (error))
1481 mono_class_init (handle_class);
1482 mono_class_init (mono_class_from_mono_type ((MonoType *)handle));
1484 target = mono_type_get_object_checked (domain, (MonoType *)handle, error);
1485 if (!mono_error_ok (error))
1489 case MONO_PATCH_INFO_LDTOKEN: {
1491 MonoClass *handle_class;
1493 handle = mono_ldtoken_checked (patch_info->data.token->image,
1494 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1495 if (!mono_error_ok (error))
1496 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (error));
1497 mono_class_init (handle_class);
1502 case MONO_PATCH_INFO_DECLSEC:
1503 target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
1505 case MONO_PATCH_INFO_ICALL_ADDR:
1506 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1507 /* run_cctors == 0 -> AOT */
1508 if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
1509 const char *exc_class;
1510 const char *exc_arg;
1513 target = mono_lookup_pinvoke_call (patch_info->data.method, &exc_class, &exc_arg);
1515 if (mono_aot_only) {
1516 mono_error_set_exception_instance (error, mono_exception_from_name_msg (mono_defaults.corlib, "System", exc_class, exc_arg));
1519 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));
1525 target = mono_lookup_internal_call (patch_info->data.method);
1527 if (!target && run_cctors)
1528 g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
1531 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1532 target = mono_thread_interruption_request_flag ();
1534 case MONO_PATCH_INFO_METHOD_RGCTX: {
1535 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
1538 target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
1541 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1542 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1544 target = GINT_TO_POINTER (MONO_RGCTX_SLOT_INDEX (slot));
1547 case MONO_PATCH_INFO_BB_OVF:
1548 case MONO_PATCH_INFO_EXC_OVF:
1549 case MONO_PATCH_INFO_GOT_OFFSET:
1550 case MONO_PATCH_INFO_NONE:
1552 case MONO_PATCH_INFO_RGCTX_FETCH: {
1553 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1555 target = mono_create_rgctx_lazy_fetch_trampoline (slot);
1558 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1559 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1561 /* AOT, not needed */
1564 target = mono_arch_get_seq_point_info (domain, code);
1567 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR: {
1568 int card_table_shift_bits;
1569 gpointer card_table_mask;
1571 target = mono_gc_get_card_table (&card_table_shift_bits, &card_table_mask);
1574 case MONO_PATCH_INFO_GC_NURSERY_START: {
1578 target = mono_gc_get_nursery (&shift_bits, &size);
1581 case MONO_PATCH_INFO_GC_NURSERY_BITS: {
1585 mono_gc_get_nursery (&shift_bits, &size);
1587 target = (gpointer)(mgreg_t)shift_bits;
1590 case MONO_PATCH_INFO_CASTCLASS_CACHE: {
1591 target = mono_domain_alloc0 (domain, sizeof (gpointer));
1594 case MONO_PATCH_INFO_OBJC_SELECTOR_REF: {
1598 case MONO_PATCH_INFO_LDSTR_LIT: {
1602 len = strlen ((const char *)patch_info->data.target);
1603 s = (char *)mono_domain_alloc0 (domain, len + 1);
1604 memcpy (s, patch_info->data.target, len);
1609 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1610 target = mini_get_gsharedvt_wrapper (TRUE, NULL, patch_info->data.sig, NULL, -1, FALSE);
1612 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1613 target = mono_tls_get_tls_getter (patch_info->data.index, FALSE);
1615 case MONO_PATCH_INFO_SET_TLS_TRAMP:
1616 target = mono_tls_get_tls_setter (patch_info->data.index, FALSE);
1618 case MONO_PATCH_INFO_JIT_THREAD_ATTACH: {
1619 MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("mono_jit_thread_attach");
1625 g_assert_not_reached ();
1628 return (gpointer)target;
1632 mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx)
1634 MonoGenericInst *inst;
1637 memset (gsctx, 0, sizeof (MonoGenericSharingContext));
1639 if (context && context->class_inst) {
1640 inst = context->class_inst;
1641 for (i = 0; i < inst->type_argc; ++i) {
1642 MonoType *type = inst->type_argv [i];
1644 if (mini_is_gsharedvt_gparam (type))
1645 gsctx->is_gsharedvt = TRUE;
1648 if (context && context->method_inst) {
1649 inst = context->method_inst;
1651 for (i = 0; i < inst->type_argc; ++i) {
1652 MonoType *type = inst->type_argv [i];
1654 if (mini_is_gsharedvt_gparam (type))
1655 gsctx->is_gsharedvt = TRUE;
1661 * LOCKING: Acquires the jit code hash lock.
1664 mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared)
1667 static gboolean inited = FALSE;
1668 static int lookups = 0;
1669 static int failed_lookups = 0;
1671 mono_domain_jit_code_hash_lock (domain);
1672 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
1673 if (!ji && shared) {
1674 /* Try generic sharing */
1675 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, shared);
1676 if (ji && !ji->has_generic_jit_info)
1679 mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
1680 mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
1688 mono_domain_jit_code_hash_unlock (domain);
1694 lookup_method (MonoDomain *domain, MonoMethod *method)
1699 ji = mini_lookup_method (domain, method, NULL);
1702 if (!mono_method_is_generic_sharable (method, FALSE))
1704 shared = mini_get_shared_method (method);
1705 ji = mini_lookup_method (domain, method, shared);
1712 mono_get_jit_info_from_method (MonoDomain *domain, MonoMethod *method)
1714 return lookup_method (domain, method);
1718 static FILE* perf_map_file;
1721 mono_enable_jit_map (void)
1723 if (!perf_map_file) {
1725 g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
1727 perf_map_file = fopen (name, "w");
1732 mono_emit_jit_tramp (void *start, int size, const char *desc)
1735 fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
1739 mono_emit_jit_map (MonoJitInfo *jinfo)
1741 if (perf_map_file) {
1742 char *name = mono_method_full_name (jinfo_get_method (jinfo), TRUE);
1743 mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
1749 mono_jit_map_is_enabled (void)
1751 return perf_map_file != NULL;
1757 no_gsharedvt_in_wrapper (void)
1759 g_assert_not_reached ();
1763 mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoError *error)
1765 MonoDomain *target_domain, *domain = mono_domain_get ();
1767 gpointer code = NULL, p;
1769 MonoJitICallInfo *callinfo = NULL;
1770 WrapperInfo *winfo = NULL;
1772 mono_error_init (error);
1774 #ifdef ENABLE_INTERPRETER
1775 if (mono_use_interpreter)
1776 return mono_interp_create_method_pointer (method, error);
1780 /* Should be handled by the caller */
1781 g_assert (!(method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED));
1784 * ICALL wrappers are handled specially, since there is only one copy of them
1785 * shared by all appdomains.
1787 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
1788 winfo = mono_marshal_get_wrapper_info (method);
1789 if (winfo && winfo->subtype == WRAPPER_SUBTYPE_ICALL_WRAPPER) {
1790 callinfo = mono_find_jit_icall_by_addr (winfo->d.icall.func);
1791 g_assert (callinfo);
1793 /* Must be domain neutral since there is only one copy */
1794 opt |= MONO_OPT_SHARED;
1796 /* MONO_OPT_SHARED is no longer supported, we only use it for icall wrappers */
1797 opt &= ~MONO_OPT_SHARED;
1800 if (opt & MONO_OPT_SHARED)
1801 target_domain = mono_get_root_domain ();
1803 target_domain = domain;
1805 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1806 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1809 if (info->subtype == WRAPPER_SUBTYPE_SYNCHRONIZED_INNER) {
1810 MonoGenericContext *ctx = NULL;
1811 if (method->is_inflated)
1812 ctx = mono_method_get_context (method);
1813 method = info->d.synchronized_inner.method;
1815 method = mono_class_inflate_generic_method_checked (method, ctx, error);
1816 g_assert (mono_error_ok (error)); /* FIXME don't swallow the error */
1821 info = lookup_method (target_domain, method);
1823 /* We can't use a domain specific method in another domain */
1824 if (! ((domain != target_domain) && !info->domain_neutral)) {
1827 mono_jit_stats.methods_lookups++;
1828 vtable = mono_class_vtable_full (domain, method->klass, error);
1832 if (!mono_runtime_class_init_full (vtable, error))
1834 return mono_create_ftnptr (target_domain, info->code_start);
1838 #ifdef MONO_USE_AOT_COMPILER
1839 if (opt & MONO_OPT_AOT) {
1840 MonoDomain *domain = mono_domain_get ();
1842 mono_class_init (method->klass);
1844 if ((code = mono_aot_get_method_checked (domain, method, error))) {
1847 if (mono_runtime_is_critical_method (method) || mono_gc_is_critical_method (method)) {
1849 * The suspend code needs to be able to lookup these methods by ip in async context,
1850 * so preload their jit info.
1852 MonoJitInfo *ji = mono_jit_info_table_find (domain, code);
1857 * In llvm-only mode, method might be a shared method, so we can't initialize its class.
1858 * This is not a problem, since it will be initialized when the method is first
1859 * called by init_method ().
1861 if (!mono_llvm_only) {
1862 vtable = mono_class_vtable (domain, method->klass);
1864 if (!mono_runtime_class_init_full (vtable, error))
1873 if (!code && mono_llvm_only) {
1874 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1875 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1877 if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG) {
1879 * These wrappers are only created for signatures which are in the program, but
1880 * sometimes we load methods too eagerly and have to create them even if they
1881 * will never be called.
1883 return no_gsharedvt_in_wrapper;
1889 code = mono_jit_compile_method_inner (method, target_domain, opt, error);
1890 if (!mono_error_ok (error))
1893 if (!code && mono_llvm_only) {
1894 printf ("AOT method not found in llvmonly mode: %s\n", mono_method_full_name (method, 1));
1895 g_assert_not_reached ();
1901 if (method->wrapper_type == MONO_WRAPPER_WRITE_BARRIER || method->wrapper_type == MONO_WRAPPER_ALLOC) {
1905 * SGEN requires the JIT info for these methods to be registered, see is_ip_in_managed_allocator ().
1907 ji = mini_jit_info_table_find (mono_domain_get (), (char *)code, &d);
1911 p = mono_create_ftnptr (target_domain, code);
1914 /*mono_register_jit_icall_wrapper takes the loader lock, so we take it on the outside. */
1915 mono_loader_lock ();
1917 if (!callinfo->wrapper) {
1918 callinfo->wrapper = p;
1919 mono_register_jit_icall_wrapper (callinfo, p);
1922 mono_loader_unlock ();
1929 mono_jit_compile_method (MonoMethod *method, MonoError *error)
1933 code = mono_jit_compile_method_with_opt (method, mono_get_optimizations_for_method (method, default_opt), error);
1937 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
1939 invalidated_delegate_trampoline (char *desc)
1941 g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
1942 "See http://www.mono-project.com/Diagnostic:Delegate for an explanation and ways to fix this.",
1948 * mono_jit_free_method:
1950 * Free all memory allocated by the JIT for METHOD.
1953 mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
1955 MonoJitDynamicMethodInfo *ji;
1956 gboolean destroy = TRUE;
1957 GHashTableIter iter;
1958 MonoJumpList *jlist;
1960 g_assert (method->dynamic);
1962 mono_domain_lock (domain);
1963 ji = mono_dynamic_code_hash_lookup (domain, method);
1964 mono_domain_unlock (domain);
1969 mono_debug_remove_method (method, domain);
1970 mono_lldb_remove_method (domain, method, ji);
1972 mono_domain_lock (domain);
1973 g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
1974 mono_domain_jit_code_hash_lock (domain);
1975 mono_internal_hash_table_remove (&domain->jit_code_hash, method);
1976 mono_domain_jit_code_hash_unlock (domain);
1977 g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
1979 /* requires the domain lock - took above */
1980 mono_conc_hashtable_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
1982 /* Remove jump targets in this method */
1983 g_hash_table_iter_init (&iter, domain_jit_info (domain)->jump_target_hash);
1984 while (g_hash_table_iter_next (&iter, NULL, (void**)&jlist)) {
1985 GSList *tmp, *remove;
1988 for (tmp = jlist->list; tmp; tmp = tmp->next) {
1989 guint8 *ip = (guint8 *)tmp->data;
1991 if (ip >= (guint8*)ji->ji->code_start && ip < (guint8*)ji->ji->code_start + ji->ji->code_size)
1992 remove = g_slist_prepend (remove, tmp);
1994 for (tmp = remove; tmp; tmp = tmp->next) {
1995 jlist->list = g_slist_delete_link ((GSList *)jlist->list, (GSList *)tmp->data);
1997 g_slist_free (remove);
1999 mono_domain_unlock (domain);
2001 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
2002 if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
2004 * Instead of freeing the code, change it to call an error routine
2005 * so people can fix their code.
2007 char *type = mono_type_full_name (&method->klass->byval_arg);
2008 char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
2011 mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
2017 * This needs to be done before freeing code_mp, since the code address is the
2018 * key in the table, so if we free the code_mp first, another thread can grab the
2019 * same code address and replace our entry in the table.
2021 mono_jit_info_table_remove (domain, ji->ji);
2024 mono_code_manager_destroy (ji->code_mp);
2029 mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
2031 MonoDomain *target_domain;
2034 if (default_opt & MONO_OPT_SHARED)
2035 target_domain = mono_get_root_domain ();
2037 target_domain = domain;
2039 info = lookup_method (target_domain, method);
2041 /* We can't use a domain specific method in another domain */
2042 if (! ((domain != target_domain) && !info->domain_neutral)) {
2043 mono_jit_stats.methods_lookups++;
2046 return info->code_start;
2055 static guint32 bisect_opt = 0;
2056 static GHashTable *bisect_methods_hash = NULL;
2059 mono_set_bisect_methods (guint32 opt, const char *method_list_filename)
2062 char method_name [2048];
2065 bisect_methods_hash = g_hash_table_new (g_str_hash, g_str_equal);
2066 g_assert (bisect_methods_hash);
2068 file = fopen (method_list_filename, "r");
2071 while (fgets (method_name, sizeof (method_name), file)) {
2072 size_t len = strlen (method_name);
2074 g_assert (method_name [len - 1] == '\n');
2075 method_name [len - 1] = 0;
2076 g_hash_table_insert (bisect_methods_hash, g_strdup (method_name), GINT_TO_POINTER (1));
2078 g_assert (feof (file));
2081 gboolean mono_do_single_method_regression = FALSE;
2082 guint32 mono_single_method_regression_opt = 0;
2083 MonoMethod *mono_current_single_method;
2084 GSList *mono_single_method_list;
2085 GHashTable *mono_single_method_hash;
2088 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt)
2092 if (bisect_methods_hash) {
2093 char *name = mono_method_full_name (method, TRUE);
2094 void *res = g_hash_table_lookup (bisect_methods_hash, name);
2097 return default_opt | bisect_opt;
2099 if (!mono_do_single_method_regression)
2101 if (!mono_current_single_method) {
2102 if (!mono_single_method_hash)
2103 mono_single_method_hash = g_hash_table_new (g_direct_hash, g_direct_equal);
2104 if (!g_hash_table_lookup (mono_single_method_hash, method)) {
2105 g_hash_table_insert (mono_single_method_hash, method, method);
2106 mono_single_method_list = g_slist_prepend (mono_single_method_list, method);
2110 if (method == mono_current_single_method)
2111 return mono_single_method_regression_opt;
2116 mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
2118 return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
2123 gpointer compiled_method;
2124 gpointer runtime_invoke;
2126 MonoDynCallInfo *dyn_call_info;
2127 MonoClass *ret_box_class;
2128 MonoMethodSignature *sig;
2129 gboolean gsharedvt_invoke;
2130 gpointer *wrapper_arg;
2131 } RuntimeInvokeInfo;
2133 static RuntimeInvokeInfo*
2134 create_runtime_invoke_info (MonoDomain *domain, MonoMethod *method, gpointer compiled_method, gboolean callee_gsharedvt, MonoError *error)
2137 RuntimeInvokeInfo *info;
2139 info = g_new0 (RuntimeInvokeInfo, 1);
2140 info->compiled_method = compiled_method;
2141 if (mono_llvm_only && method->string_ctor)
2142 info->sig = mono_marshal_get_string_ctor_signature (method);
2144 info->sig = mono_method_signature (method);
2146 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
2147 info->vtable = mono_class_vtable_full (domain, method->klass, error);
2148 if (!mono_error_ok (error))
2150 g_assert (info->vtable);
2152 MonoMethodSignature *sig = info->sig;
2156 * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
2157 * in full-aot mode, so we use a slower, but more generic wrapper if
2158 * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
2160 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2161 if (!mono_llvm_only && (mono_aot_only || debug_options.dyn_runtime_invoke)) {
2162 gboolean supported = TRUE;
2165 if (method->string_ctor)
2166 sig = mono_marshal_get_string_ctor_signature (method);
2168 for (i = 0; i < sig->param_count; ++i) {
2169 MonoType *t = sig->params [i];
2171 if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
2175 if (mono_class_is_contextbound (method->klass) || !info->compiled_method)
2179 info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
2183 ret_type = sig->ret;
2184 switch (ret_type->type) {
2185 case MONO_TYPE_VOID:
2197 case MONO_TYPE_BOOLEAN:
2198 case MONO_TYPE_CHAR:
2201 info->ret_box_class = mono_class_from_mono_type (ret_type);
2204 info->ret_box_class = mono_defaults.int_class;
2206 case MONO_TYPE_STRING:
2207 case MONO_TYPE_CLASS:
2208 case MONO_TYPE_ARRAY:
2209 case MONO_TYPE_SZARRAY:
2210 case MONO_TYPE_OBJECT:
2212 case MONO_TYPE_GENERICINST:
2213 if (!MONO_TYPE_IS_REFERENCE (ret_type))
2214 info->ret_box_class = mono_class_from_mono_type (ret_type);
2216 case MONO_TYPE_VALUETYPE:
2217 info->ret_box_class = mono_class_from_mono_type (ret_type);
2220 g_assert_not_reached ();
2224 if (!info->dyn_call_info) {
2225 if (mono_llvm_only) {
2226 #ifndef MONO_ARCH_GSHAREDVT_SUPPORTED
2227 g_assert_not_reached ();
2229 info->gsharedvt_invoke = TRUE;
2230 if (!callee_gsharedvt) {
2231 /* Invoke a gsharedvt out wrapper instead */
2232 MonoMethod *wrapper = mini_get_gsharedvt_out_sig_wrapper (sig);
2233 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2235 info->wrapper_arg = g_malloc0 (2 * sizeof (gpointer));
2236 info->wrapper_arg [0] = mini_add_method_wrappers_llvmonly (method, info->compiled_method, FALSE, FALSE, &(info->wrapper_arg [1]));
2238 /* Pass has_rgctx == TRUE since the wrapper has an extra arg */
2239 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2240 g_free (wrapper_sig);
2242 info->compiled_method = mono_jit_compile_method (wrapper, error);
2243 if (!mono_error_ok (error)) {
2248 /* Gsharedvt methods can be invoked the same way */
2249 /* The out wrapper has the same signature as the compiled gsharedvt method */
2250 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2252 info->wrapper_arg = mono_method_needs_static_rgctx_invoke (method, TRUE) ? mini_method_get_rgctx (method) : NULL;
2254 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2255 g_free (wrapper_sig);
2258 info->runtime_invoke = mono_jit_compile_method (invoke, error);
2259 if (!mono_error_ok (error)) {
2269 mono_llvmonly_runtime_invoke (MonoMethod *method, RuntimeInvokeInfo *info, void *obj, void **params, MonoObject **exc, MonoError *error)
2271 MonoMethodSignature *sig = info->sig;
2272 MonoDomain *domain = mono_domain_get ();
2273 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2275 gpointer retval_ptr;
2276 guint8 retval [256];
2277 gpointer *param_refs;
2280 mono_error_init (error);
2282 g_assert (info->gsharedvt_invoke);
2285 * Instead of invoking the method directly, we invoke a gsharedvt out wrapper.
2286 * The advantage of this is the gsharedvt out wrappers have a reduced set of
2287 * signatures, so we only have to generate runtime invoke wrappers for these
2289 * This code also handles invocation of gsharedvt methods directly, no
2290 * out wrappers are used in that case.
2292 args = (void **)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2293 param_refs = (gpointer*)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2296 * The runtime invoke wrappers expects pointers to primitive types, so have to
2300 args [pindex ++] = &obj;
2301 if (sig->ret->type != MONO_TYPE_VOID) {
2302 retval_ptr = (gpointer)&retval;
2303 args [pindex ++] = &retval_ptr;
2305 for (i = 0; i < sig->param_count; ++i) {
2306 MonoType *t = sig->params [i];
2308 if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
2309 MonoClass *klass = mono_class_from_mono_type (t);
2310 guint8 *nullable_buf;
2313 size = mono_class_value_size (klass, NULL);
2314 nullable_buf = g_alloca (size);
2315 g_assert (nullable_buf);
2317 /* The argument pointed to by params [i] is either a boxed vtype or null */
2318 mono_nullable_init (nullable_buf, (MonoObject*)params [i], klass);
2319 params [i] = nullable_buf;
2322 if (!t->byref && (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR)) {
2323 param_refs [i] = params [i];
2324 params [i] = &(param_refs [i]);
2326 args [pindex ++] = ¶ms [i];
2328 /* The gsharedvt out wrapper has an extra argument which contains the method to call */
2329 args [pindex ++] = &info->wrapper_arg;
2331 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2333 runtime_invoke (NULL, args, exc, info->compiled_method);
2337 if (sig->ret->type != MONO_TYPE_VOID && info->ret_box_class)
2338 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2340 return *(MonoObject**)retval;
2344 * mono_jit_runtime_invoke:
2345 * @method: the method to invoke
2346 * @obj: this pointer
2347 * @params: array of parameter values.
2348 * @exc: Set to the exception raised in the managed method. If NULL, error is thrown instead.
2349 * If coop is enabled, this argument is ignored - all exceptoins are caught and propagated
2351 * @error: error or caught exception object
2354 mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc, MonoError *error)
2356 MonoMethod *invoke, *callee;
2357 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2358 MonoDomain *domain = mono_domain_get ();
2359 MonoJitDomainInfo *domain_info;
2360 RuntimeInvokeInfo *info, *info2;
2361 MonoJitInfo *ji = NULL;
2362 gboolean callee_gsharedvt = FALSE;
2364 #ifdef ENABLE_INTERPRETER
2365 if (mono_use_interpreter)
2366 return mono_interp_runtime_invoke (method, obj, params, exc, error);
2369 mono_error_init (error);
2371 if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
2372 g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
2376 domain_info = domain_jit_info (domain);
2378 info = (RuntimeInvokeInfo *)mono_conc_hashtable_lookup (domain_info->runtime_invoke_hash, method);
2381 if (mono_security_core_clr_enabled ()) {
2383 * This might be redundant since mono_class_vtable () already does this,
2384 * but keep it just in case for moonlight.
2386 mono_class_setup_vtable (method->klass);
2387 if (mono_class_has_failure (method->klass)) {
2388 mono_error_set_for_class_failure (error, method->klass);
2390 *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);
2395 gpointer compiled_method;
2398 if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
2399 (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
2401 * Array Get/Set/Address methods. The JIT implements them using inline code
2402 * inside the runtime invoke wrappers, so no need to compile them.
2404 if (mono_aot_only) {
2406 * Call a wrapper, since the runtime invoke wrapper was not generated.
2408 MonoMethod *wrapper;
2410 wrapper = mono_marshal_get_array_accessor_wrapper (method);
2411 invoke = mono_marshal_get_runtime_invoke (wrapper, FALSE);
2419 compiled_method = mono_jit_compile_method_with_opt (callee, mono_get_optimizations_for_method (callee, default_opt), error);
2420 if (!compiled_method) {
2421 g_assert (!mono_error_ok (error));
2425 if (mono_llvm_only) {
2426 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (compiled_method), NULL);
2427 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2428 if (callee_gsharedvt)
2429 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2432 if (!callee_gsharedvt)
2433 compiled_method = mini_add_method_trampoline (callee, compiled_method, mono_method_needs_static_rgctx_invoke (callee, TRUE), FALSE);
2435 compiled_method = NULL;
2438 info = create_runtime_invoke_info (domain, method, compiled_method, callee_gsharedvt, error);
2439 if (!mono_error_ok (error))
2442 mono_domain_lock (domain);
2443 info2 = (RuntimeInvokeInfo *)mono_conc_hashtable_insert (domain_info->runtime_invoke_hash, method, info);
2444 mono_domain_unlock (domain);
2452 * We need this here because mono_marshal_get_runtime_invoke can place
2453 * the helper method in System.Object and not the target class.
2455 if (!mono_runtime_class_init_full (info->vtable, error)) {
2457 *exc = (MonoObject*) mono_error_convert_to_exception (error);
2461 /* If coop is enabled, and the caller didn't ask for the exception to be caught separately,
2462 we always catch the exception and propagate it through the MonoError */
2463 gboolean catchExcInMonoError =
2464 (exc == NULL) && mono_threads_is_coop_enabled ();
2465 MonoObject *invoke_exc = NULL;
2466 if (catchExcInMonoError)
2469 /* The wrappers expect this to be initialized to NULL */
2473 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2474 if (info->dyn_call_info) {
2475 MonoMethodSignature *sig = mono_method_signature (method);
2477 static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
2480 guint8 retval [256];
2482 if (!dyn_runtime_invoke) {
2483 invoke = mono_marshal_get_runtime_invoke_dynamic ();
2484 dyn_runtime_invoke = (RuntimeInvokeDynamicFunction)mono_jit_compile_method (invoke, error);
2485 if (!mono_error_ok (error))
2489 /* Convert the arguments to the format expected by start_dyn_call () */
2490 args = (void **)g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
2493 args [pindex ++] = &obj;
2494 for (i = 0; i < sig->param_count; ++i) {
2495 MonoType *t = sig->params [i];
2498 args [pindex ++] = ¶ms [i];
2499 } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
2500 args [pindex ++] = ¶ms [i];
2502 args [pindex ++] = params [i];
2506 //printf ("M: %s\n", mono_method_full_name (method, TRUE));
2508 mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
2510 dyn_runtime_invoke (buf, exc, info->compiled_method);
2511 mono_arch_finish_dyn_call (info->dyn_call_info, buf);
2513 if (catchExcInMonoError && *exc != NULL) {
2514 mono_error_set_exception_instance (error, (MonoException*) *exc);
2518 if (info->ret_box_class)
2519 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2521 return *(MonoObject**)retval;
2527 if (mono_llvm_only) {
2528 result = mono_llvmonly_runtime_invoke (method, info, obj, params, exc, error);
2532 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2534 result = runtime_invoke ((MonoObject *)obj, params, exc, info->compiled_method);
2536 if (catchExcInMonoError && *exc != NULL)
2537 mono_error_set_exception_instance (error, (MonoException*) *exc);
2546 typedef gpointer (*IMTTrampFunc) (gpointer *arg, MonoMethod *imt_method);
2549 * mini_llvmonly_initial_imt_tramp:
2551 * This function is called the first time a call is made through an IMT trampoline.
2552 * It should have the same signature as the mono_llvmonly_imt_tramp_... functions.
2555 mini_llvmonly_initial_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2557 IMTTrampInfo *info = (IMTTrampInfo*)arg;
2562 mono_vtable_build_imt_slot (info->vtable, info->slot);
2564 imt = (gpointer*)info->vtable;
2565 imt -= MONO_IMT_SIZE;
2567 /* Return what the real IMT trampoline returns */
2568 ftndesc = imt [info->slot];
2571 if (func == (IMTTrampFunc)mini_llvmonly_initial_imt_tramp)
2572 /* Happens when the imt slot contains only a generic virtual method */
2574 return func ((gpointer *)ftndesc [1], imt_method);
2577 /* This is called indirectly through an imt slot. */
2579 mono_llvmonly_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2583 /* arg points to an array created in mono_llvmonly_get_imt_trampoline () */
2584 while (arg [i] && arg [i] != imt_method)
2591 /* Optimized versions of mono_llvmonly_imt_trampoline () for different table sizes */
2593 mono_llvmonly_imt_tramp_1 (gpointer *arg, MonoMethod *imt_method)
2595 //g_assert (arg [0] == imt_method);
2600 mono_llvmonly_imt_tramp_2 (gpointer *arg, MonoMethod *imt_method)
2602 //g_assert (arg [0] == imt_method || arg [2] == imt_method);
2603 if (arg [0] == imt_method)
2610 mono_llvmonly_imt_tramp_3 (gpointer *arg, MonoMethod *imt_method)
2612 //g_assert (arg [0] == imt_method || arg [2] == imt_method || arg [4] == imt_method);
2613 if (arg [0] == imt_method)
2615 else if (arg [2] == imt_method)
2622 * A version of the imt trampoline used for generic virtual/variant iface methods.
2623 * Unlikely a normal imt trampoline, its possible that IMT_METHOD is not found
2624 * in the search table. The original JIT code had a 'fallback' trampoline it could
2625 * call, but we can't do that, so we just return NULL, and the compiled code
2629 mono_llvmonly_fallback_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2633 while (arg [i] && arg [i] != imt_method)
2642 mono_llvmonly_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp)
2646 int i, index, real_count;
2647 gboolean virtual_generic = FALSE;
2650 * Create an array which is passed to the imt trampoline functions.
2651 * The array contains MonoMethod-function descriptor pairs, terminated by a NULL entry.
2655 for (i = 0; i < count; ++i) {
2656 MonoIMTCheckItem *item = imt_entries [i];
2658 if (item->is_equals)
2660 if (item->has_target_code)
2661 virtual_generic = TRUE;
2665 * Initialize all vtable entries reachable from this imt slot, so the compiled
2666 * code doesn't have to check it.
2668 for (i = 0; i < count; ++i) {
2669 MonoIMTCheckItem *item = imt_entries [i];
2672 if (!item->is_equals || item->has_target_code)
2674 vt_slot = item->value.vtable_slot;
2675 mono_init_vtable_slot (vtable, vt_slot);
2678 /* Save the entries into an array */
2679 buf = (void **)mono_domain_alloc (domain, (real_count + 1) * 2 * sizeof (gpointer));
2681 for (i = 0; i < count; ++i) {
2682 MonoIMTCheckItem *item = imt_entries [i];
2684 if (!item->is_equals)
2687 g_assert (item->key);
2688 buf [(index * 2)] = item->key;
2689 if (item->has_target_code)
2690 buf [(index * 2) + 1] = item->value.target_code;
2692 buf [(index * 2) + 1] = vtable->vtable [item->value.vtable_slot];
2695 buf [(index * 2)] = NULL;
2696 buf [(index * 2) + 1] = fail_tramp;
2699 * Return a function descriptor for a C function with 'buf' as its argument.
2700 * It will by called by JITted code.
2702 res = (void **)mono_domain_alloc (domain, 2 * sizeof (gpointer));
2703 switch (real_count) {
2705 res [0] = mono_llvmonly_imt_tramp_1;
2708 res [0] = mono_llvmonly_imt_tramp_2;
2711 res [0] = mono_llvmonly_imt_tramp_3;
2714 res [0] = mono_llvmonly_imt_tramp;
2717 if (virtual_generic || fail_tramp)
2718 res [0] = mono_llvmonly_fallback_imt_tramp;
2724 MONO_SIG_HANDLER_FUNC (, mono_sigfpe_signal_handler)
2726 MonoException *exc = NULL;
2728 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2729 MONO_SIG_HANDLER_GET_CONTEXT;
2731 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2733 MONO_ENTER_GC_UNSAFE_UNBALANCED;
2735 #if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
2736 if (mono_arch_is_int_overflow (ctx, info))
2738 * The spec says this throws ArithmeticException, but MS throws the derived
2739 * OverflowException.
2741 exc = mono_get_exception_overflow ();
2743 exc = mono_get_exception_divide_by_zero ();
2745 exc = mono_get_exception_divide_by_zero ();
2749 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2752 mono_handle_native_crash ("SIGFPE", ctx, info);
2753 if (mono_do_crash_chaining) {
2754 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2759 mono_arch_handle_exception (ctx, exc);
2762 MONO_EXIT_GC_UNSAFE_UNBALANCED;
2765 MONO_SIG_HANDLER_FUNC (, mono_sigill_signal_handler)
2767 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2768 MONO_SIG_HANDLER_GET_CONTEXT;
2770 if (mono_runtime_get_no_exec ())
2774 mono_handle_native_crash ("SIGILL", ctx, info);
2775 if (mono_do_crash_chaining) {
2776 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2780 g_assert_not_reached ();
2783 #if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
2784 #define HAVE_SIG_INFO
2787 MONO_SIG_HANDLER_FUNC (, mono_sigsegv_signal_handler)
2790 MonoJitTlsData *jit_tls = (MonoJitTlsData *)mono_tls_get_jit_tls ();
2791 gpointer fault_addr = NULL;
2792 #ifdef HAVE_SIG_INFO
2793 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2797 MONO_SIG_HANDLER_GET_CONTEXT;
2799 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
2800 if (mono_arch_is_single_step_event (info, ctx)) {
2801 mono_debugger_agent_single_step_event (ctx);
2803 } else if (mono_arch_is_breakpoint_event (info, ctx)) {
2804 mono_debugger_agent_breakpoint_hit (ctx);
2809 #if defined(HAVE_SIG_INFO)
2810 #if !defined(HOST_WIN32)
2811 fault_addr = info->si_addr;
2812 if (mono_aot_is_pagefault (info->si_addr)) {
2813 mono_aot_handle_pagefault (info->si_addr);
2818 /* The thread might no be registered with the runtime */
2819 if (!mono_domain_get () || !jit_tls) {
2820 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2822 mono_handle_native_crash ("SIGSEGV", ctx, info);
2823 if (mono_do_crash_chaining) {
2824 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2830 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2832 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
2833 if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, info, (guint8*)info->si_addr))
2836 #ifdef MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX
2837 /* info->si_addr seems to be NULL on some kernels when handling stack overflows */
2838 fault_addr = info->si_addr;
2839 if (fault_addr == NULL) {
2842 mono_sigctx_to_monoctx (ctx, &mctx);
2844 fault_addr = MONO_CONTEXT_GET_SP (&mctx);
2848 if (jit_tls->stack_size &&
2849 ABS ((guint8*)fault_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 8192 * sizeof (gpointer)) {
2851 * The hard-guard page has been hit: there is not much we can do anymore
2852 * Print a hopefully clear message and abort.
2854 mono_handle_hard_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr);
2855 g_assert_not_reached ();
2857 /* The original handler might not like that it is executed on an altstack... */
2858 if (!ji && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2861 mono_arch_handle_altstack_exception (ctx, info, info->si_addr, FALSE);
2866 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2869 mono_handle_native_crash ("SIGSEGV", ctx, info);
2871 if (mono_do_crash_chaining) {
2872 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2877 mono_arch_handle_exception (ctx, NULL);
2881 MONO_SIG_HANDLER_FUNC (, mono_sigint_signal_handler)
2884 MONO_SIG_HANDLER_GET_CONTEXT;
2886 MONO_ENTER_GC_UNSAFE_UNBALANCED;
2888 exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
2890 mono_arch_handle_exception (ctx, exc);
2892 MONO_EXIT_GC_UNSAFE_UNBALANCED;
2895 #ifndef DISABLE_REMOTING
2896 /* mono_jit_create_remoting_trampoline:
2897 * @method: pointer to the method info
2899 * Creates a trampoline which calls the remoting functions. This
2900 * is used in the vtable of transparent proxies.
2902 * Returns: a pointer to the newly created code
2905 mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target, MonoError *error)
2908 guint8 *addr = NULL;
2910 mono_error_init (error);
2912 if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
2913 return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
2917 if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
2918 (mono_method_signature (method)->hasthis && (mono_class_is_marshalbyref (method->klass) || method->klass == mono_defaults.object_class)))
2919 nm = mono_marshal_get_remoting_invoke_for_target (method, target);
2922 addr = (guint8 *)mono_compile_method_checked (nm, error);
2923 return_val_if_nok (error, NULL);
2924 return mono_get_addr_from_ftnptr (addr);
2928 static G_GNUC_UNUSED void
2929 no_imt_trampoline (void)
2931 g_assert_not_reached ();
2934 static G_GNUC_UNUSED void
2935 no_vcall_trampoline (void)
2937 g_assert_not_reached ();
2940 static gpointer *vtable_trampolines;
2941 static int vtable_trampolines_size;
2944 mini_get_vtable_trampoline (MonoVTable *vt, int slot_index)
2946 int index = slot_index + MONO_IMT_SIZE;
2948 if (mono_llvm_only) {
2949 if (slot_index < 0) {
2950 /* Initialize the IMT trampoline to a 'trampoline' so the generated code doesn't have to initialize it */
2951 // FIXME: Memory management
2952 gpointer *ftndesc = g_malloc (2 * sizeof (gpointer));
2953 IMTTrampInfo *info = g_new0 (IMTTrampInfo, 1);
2956 ftndesc [0] = mini_llvmonly_initial_imt_tramp;
2958 mono_memory_barrier ();
2965 g_assert (slot_index >= - MONO_IMT_SIZE);
2966 if (!vtable_trampolines || slot_index + MONO_IMT_SIZE >= vtable_trampolines_size) {
2968 if (!vtable_trampolines || index >= vtable_trampolines_size) {
2972 new_size = vtable_trampolines_size ? vtable_trampolines_size * 2 : 128;
2973 while (new_size <= index)
2975 new_table = g_new0 (gpointer, new_size);
2977 if (vtable_trampolines)
2978 memcpy (new_table, vtable_trampolines, vtable_trampolines_size * sizeof (gpointer));
2979 g_free (vtable_trampolines);
2980 mono_memory_barrier ();
2981 vtable_trampolines = (void **)new_table;
2982 vtable_trampolines_size = new_size;
2987 if (!vtable_trampolines [index])
2988 vtable_trampolines [index] = mono_create_specific_trampoline (GUINT_TO_POINTER (slot_index), MONO_TRAMPOLINE_VCALL, mono_get_root_domain (), NULL);
2989 return vtable_trampolines [index];
2993 mini_get_imt_trampoline (MonoVTable *vt, int slot_index)
2995 return mini_get_vtable_trampoline (vt, slot_index - MONO_IMT_SIZE);
2999 mini_imt_entry_inited (MonoVTable *vt, int imt_slot_index)
3004 gpointer *imt = (gpointer*)vt;
3005 imt -= MONO_IMT_SIZE;
3007 return (imt [imt_slot_index] != mini_get_imt_trampoline (vt, imt_slot_index));
3011 is_callee_gsharedvt_variable (gpointer addr)
3014 gboolean callee_gsharedvt;
3016 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (addr), NULL);
3018 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
3019 if (callee_gsharedvt)
3020 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
3021 return callee_gsharedvt;
3025 mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr)
3027 gpointer arg = NULL;
3029 if (mono_method_needs_static_rgctx_invoke (method, FALSE))
3030 arg = mini_method_get_rgctx (method);
3033 * Avoid adding gsharedvt in wrappers since they might not exist if
3034 * this delegate is called through a gsharedvt delegate invoke wrapper.
3035 * Instead, encode that the method is gsharedvt in del->extra_arg,
3036 * the CEE_MONO_CALLI_EXTRA_ARG implementation in the JIT depends on this.
3038 if (method->is_inflated && is_callee_gsharedvt_variable (method_ptr)) {
3039 g_assert ((((mgreg_t)arg) & 1) == 0);
3040 arg = (gpointer)(((mgreg_t)arg) | 1);
3046 mini_init_delegate (MonoDelegate *del)
3049 del->extra_arg = mini_get_delegate_arg (del->method, del->method_ptr);
3053 mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset)
3057 abs_offset = offset;
3059 abs_offset = - abs_offset;
3060 return g_strdup_printf ("delegate_virtual_invoke%s_%s%d", load_imt_reg ? "_imt" : "", offset < 0 ? "m_" : "", abs_offset / SIZEOF_VOID_P);
3064 mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method)
3066 gboolean is_virtual_generic, is_interface, load_imt_reg;
3069 static guint8 **cache = NULL;
3070 static int cache_size = 0;
3075 if (MONO_TYPE_ISSTRUCT (sig->ret))
3078 is_virtual_generic = method->is_inflated && mono_method_get_declaring_generic_method (method)->is_generic;
3079 is_interface = mono_class_is_interface (method->klass);
3080 load_imt_reg = is_virtual_generic || is_interface;
3083 offset = ((gint32)mono_method_get_imt_slot (method) - MONO_IMT_SIZE) * SIZEOF_VOID_P;
3085 offset = G_STRUCT_OFFSET (MonoVTable, vtable) + ((mono_method_get_vtable_index (method)) * (SIZEOF_VOID_P));
3087 idx = (offset / SIZEOF_VOID_P + MONO_IMT_SIZE) * 2 + (load_imt_reg ? 1 : 0);
3088 g_assert (idx >= 0);
3090 /* Resize the cache to idx + 1 */
3091 if (cache_size < idx + 1) {
3093 if (cache_size < idx + 1) {
3095 int new_cache_size = idx + 1;
3097 new_cache = g_new0 (guint8*, new_cache_size);
3099 memcpy (new_cache, cache, cache_size * sizeof (guint8*));
3102 mono_memory_barrier ();
3104 cache_size = new_cache_size;
3112 /* FIXME Support more cases */
3113 if (mono_aot_only) {
3114 cache [idx] = (guint8 *)mono_aot_get_trampoline (mono_get_delegate_virtual_invoke_impl_name (load_imt_reg, offset));
3115 g_assert (cache [idx]);
3117 cache [idx] = (guint8 *)mono_arch_get_delegate_virtual_invoke_impl (sig, method, offset, load_imt_reg);
3123 * mini_parse_debug_option:
3124 * @option: The option to parse.
3126 * Parses debug options for the mono runtime. The options are the same as for
3127 * the MONO_DEBUG environment variable.
3131 mini_parse_debug_option (const char *option)
3133 if (!strcmp (option, "handle-sigint"))
3134 debug_options.handle_sigint = TRUE;
3135 else if (!strcmp (option, "keep-delegates"))
3136 debug_options.keep_delegates = TRUE;
3137 else if (!strcmp (option, "reverse-pinvoke-exceptions"))
3138 debug_options.reverse_pinvoke_exceptions = TRUE;
3139 else if (!strcmp (option, "collect-pagefault-stats"))
3140 debug_options.collect_pagefault_stats = TRUE;
3141 else if (!strcmp (option, "break-on-unverified"))
3142 debug_options.break_on_unverified = TRUE;
3143 else if (!strcmp (option, "no-gdb-backtrace"))
3144 debug_options.no_gdb_backtrace = TRUE;
3145 else if (!strcmp (option, "suspend-on-native-crash") || !strcmp (option, "suspend-on-sigsegv"))
3146 debug_options.suspend_on_native_crash = TRUE;
3147 else if (!strcmp (option, "suspend-on-exception"))
3148 debug_options.suspend_on_exception = TRUE;
3149 else if (!strcmp (option, "suspend-on-unhandled"))
3150 debug_options.suspend_on_unhandled = TRUE;
3151 else if (!strcmp (option, "dont-free-domains"))
3152 mono_dont_free_domains = TRUE;
3153 else if (!strcmp (option, "dyn-runtime-invoke"))
3154 debug_options.dyn_runtime_invoke = TRUE;
3155 else if (!strcmp (option, "gdb"))
3156 debug_options.gdb = TRUE;
3157 else if (!strcmp (option, "lldb"))
3158 debug_options.lldb = TRUE;
3159 else if (!strcmp (option, "explicit-null-checks"))
3160 debug_options.explicit_null_checks = TRUE;
3161 else if (!strcmp (option, "gen-seq-points"))
3162 debug_options.gen_sdb_seq_points = TRUE;
3163 else if (!strcmp (option, "gen-compact-seq-points"))
3164 fprintf (stderr, "Mono Warning: option gen-compact-seq-points is deprecated.\n");
3165 else if (!strcmp (option, "no-compact-seq-points"))
3166 debug_options.no_seq_points_compact_data = TRUE;
3167 else if (!strcmp (option, "single-imm-size"))
3168 debug_options.single_imm_size = TRUE;
3169 else if (!strcmp (option, "init-stacks"))
3170 debug_options.init_stacks = TRUE;
3171 else if (!strcmp (option, "casts"))
3172 debug_options.better_cast_details = TRUE;
3173 else if (!strcmp (option, "soft-breakpoints"))
3174 debug_options.soft_breakpoints = TRUE;
3175 else if (!strcmp (option, "check-pinvoke-callconv"))
3176 debug_options.check_pinvoke_callconv = TRUE;
3177 else if (!strcmp (option, "use-fallback-tls"))
3178 debug_options.use_fallback_tls = TRUE;
3179 else if (!strcmp (option, "debug-domain-unload"))
3180 mono_enable_debug_domain_unload (TRUE);
3181 else if (!strcmp (option, "partial-sharing"))
3182 mono_set_partial_sharing_supported (TRUE);
3183 else if (!strcmp (option, "align-small-structs"))
3184 mono_align_small_structs = TRUE;
3185 else if (!strcmp (option, "native-debugger-break"))
3186 debug_options.native_debugger_break = TRUE;
3187 else if (!strcmp (option, "disable_omit_fp"))
3188 debug_options.disable_omit_fp = TRUE;
3196 mini_parse_debug_options (void)
3198 const char *options = g_getenv ("MONO_DEBUG");
3199 gchar **args, **ptr;
3204 args = g_strsplit (options, ",", -1);
3206 for (ptr = args; ptr && *ptr; ptr++) {
3207 const char *arg = *ptr;
3209 if (!mini_parse_debug_option (arg)) {
3210 fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
3211 fprintf (stderr, "Available options: 'handle-sigint', 'keep-delegates', 'reverse-pinvoke-exceptions', 'collect-pagefault-stats', 'break-on-unverified', 'no-gdb-backtrace', 'suspend-on-native-crash', '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");
3220 mini_get_debug_options (void)
3222 return &debug_options;
3226 mini_create_ftnptr (MonoDomain *domain, gpointer addr)
3228 #if !defined(__ia64__) && (!defined(__ppc64__) && !defined(__powerpc64__) || _CALL_ELF == 2)
3231 gpointer* desc = NULL;
3233 if ((desc = g_hash_table_lookup (domain->ftnptrs_hash, addr)))
3236 desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
3240 # elif defined(__ppc64__) || defined(__powerpc64__)
3242 desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
3248 g_hash_table_insert (domain->ftnptrs_hash, addr, desc);
3254 mini_get_addr_from_ftnptr (gpointer descr)
3256 #if defined(__ia64__) || ((defined(__ppc64__) || defined(__powerpc64__)) && _CALL_ELF != 2)
3257 return *(gpointer*)descr;
3264 register_jit_stats (void)
3266 mono_counters_register ("Compiled methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_compiled);
3267 mono_counters_register ("Methods from AOT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_aot);
3268 mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_without_llvm);
3269 mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_with_llvm);
3270 mono_counters_register ("JIT/method_to_ir (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_method_to_ir);
3271 mono_counters_register ("JIT/liveness_handle_exception_clauses (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses);
3272 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);
3273 mono_counters_register ("JIT/decompose_long_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_long_opts);
3274 mono_counters_register ("JIT/decompose_typechecks (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_typechecks);
3275 mono_counters_register ("JIT/local_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop);
3276 mono_counters_register ("JIT/local_emulate_ops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_emulate_ops);
3277 mono_counters_register ("JIT/optimize_branches (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches);
3278 mono_counters_register ("JIT/handle_global_vregs (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs);
3279 mono_counters_register ("JIT/local_deadce (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce);
3280 mono_counters_register ("JIT/local_alias_analysis (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_alias_analysis);
3281 mono_counters_register ("JIT/if_conversion (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_if_conversion);
3282 mono_counters_register ("JIT/bb_ordering (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_bb_ordering);
3283 mono_counters_register ("JIT/compile_dominator_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compile_dominator_info);
3284 mono_counters_register ("JIT/compute_natural_loops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compute_natural_loops);
3285 mono_counters_register ("JIT/insert_safepoints (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_insert_safepoints);
3286 mono_counters_register ("JIT/ssa_compute (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_compute);
3287 mono_counters_register ("JIT/ssa_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_cprop);
3288 mono_counters_register ("JIT/ssa_deadce(sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_deadce);
3289 mono_counters_register ("JIT/perform_abc_removal (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_perform_abc_removal);
3290 mono_counters_register ("JIT/ssa_remove (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_remove);
3291 mono_counters_register ("JIT/local_cprop2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop2);
3292 mono_counters_register ("JIT/handle_global_vregs2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs2);
3293 mono_counters_register ("JIT/local_deadce2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce2);
3294 mono_counters_register ("JIT/optimize_branches2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches2);
3295 mono_counters_register ("JIT/decompose_vtype_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_vtype_opts);
3296 mono_counters_register ("JIT/decompose_array_access_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_array_access_opts);
3297 mono_counters_register ("JIT/liveness_handle_exception_clauses2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses2);
3298 mono_counters_register ("JIT/analyze_liveness (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_analyze_liveness);
3299 mono_counters_register ("JIT/linear_scan (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_linear_scan);
3300 mono_counters_register ("JIT/arch_allocate_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_arch_allocate_vars);
3301 mono_counters_register ("JIT/spill_global_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_spill_global_vars);
3302 mono_counters_register ("JIT/local_cprop3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop3);
3303 mono_counters_register ("JIT/local_deadce3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce3);
3304 mono_counters_register ("JIT/codegen (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_codegen);
3305 mono_counters_register ("JIT/create_jit_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_create_jit_info);
3306 mono_counters_register ("JIT/gc_create_gc_map (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_gc_create_gc_map);
3307 mono_counters_register ("JIT/save_seq_point_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_save_seq_point_info);
3308 mono_counters_register ("Total time spent JITting (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_time);
3309 mono_counters_register ("Basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.basic_blocks);
3310 mono_counters_register ("Max basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.max_basic_blocks);
3311 mono_counters_register ("Allocated vars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocate_var);
3312 mono_counters_register ("Code reallocs", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.code_reallocs);
3313 mono_counters_register ("Allocated code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_code_size);
3314 mono_counters_register ("Allocated seq points size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_seq_points_size);
3315 mono_counters_register ("Inlineable methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlineable_methods);
3316 mono_counters_register ("Inlined methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlined_methods);
3317 mono_counters_register ("Regvars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.regvars);
3318 mono_counters_register ("Locals stack size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.locals_stack_size);
3319 mono_counters_register ("Method cache lookups", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_lookups);
3320 mono_counters_register ("Compiled CIL code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.cil_code_size);
3321 mono_counters_register ("Native code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.native_code_size);
3322 mono_counters_register ("Aliases found", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_found);
3323 mono_counters_register ("Aliases eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_removed);
3324 mono_counters_register ("Aliased loads eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.loads_eliminated);
3325 mono_counters_register ("Aliased stores eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.stores_eliminated);
3326 mono_counters_register ("Optimized immediate divisions", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.optimized_divisions);
3329 static void runtime_invoke_info_free (gpointer value);
3332 class_method_pair_equal (gconstpointer ka, gconstpointer kb)
3334 const MonoClassMethodPair *apair = (const MonoClassMethodPair *)ka;
3335 const MonoClassMethodPair *bpair = (const MonoClassMethodPair *)kb;
3337 return apair->klass == bpair->klass && apair->method == bpair->method ? 1 : 0;
3341 class_method_pair_hash (gconstpointer data)
3343 const MonoClassMethodPair *pair = (const MonoClassMethodPair *)data;
3345 return (gsize)pair->klass ^ (gsize)pair->method;
3349 mini_create_jit_domain_info (MonoDomain *domain)
3351 MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
3353 info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3354 info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3355 info->delegate_trampoline_hash = g_hash_table_new (class_method_pair_hash, class_method_pair_equal);
3356 info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3357 info->runtime_invoke_hash = mono_conc_hashtable_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
3358 info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, mono_seq_point_info_free);
3359 info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
3360 info->jump_target_hash = g_hash_table_new (NULL, NULL);
3362 domain->runtime_info = info;
3366 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
3368 MonoJumpList *jlist = (MonoJumpList *)value;
3369 g_slist_free (jlist->list);
3373 delete_got_slot_list (gpointer key, gpointer value, gpointer user_data)
3375 GSList *list = (GSList *)value;
3376 g_slist_free (list);
3380 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
3382 MonoJitDynamicMethodInfo *di = (MonoJitDynamicMethodInfo *)value;
3383 mono_code_manager_destroy (di->code_mp);
3388 runtime_invoke_info_free (gpointer value)
3390 RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
3392 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
3393 if (info->dyn_call_info)
3394 mono_arch_dyn_call_free (info->dyn_call_info);
3400 free_jit_callee_list (gpointer key, gpointer value, gpointer user_data)
3402 g_slist_free (value);
3406 mini_free_jit_domain_info (MonoDomain *domain)
3408 MonoJitDomainInfo *info = domain_jit_info (domain);
3410 g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
3411 g_hash_table_destroy (info->jump_target_hash);
3412 if (info->jump_target_got_slot_hash) {
3413 g_hash_table_foreach (info->jump_target_got_slot_hash, delete_got_slot_list, NULL);
3414 g_hash_table_destroy (info->jump_target_got_slot_hash);
3416 if (info->dynamic_code_hash) {
3417 g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
3418 g_hash_table_destroy (info->dynamic_code_hash);
3420 if (info->method_code_hash)
3421 g_hash_table_destroy (info->method_code_hash);
3422 g_hash_table_destroy (info->jump_trampoline_hash);
3423 g_hash_table_destroy (info->jit_trampoline_hash);
3424 g_hash_table_destroy (info->delegate_trampoline_hash);
3425 if (info->static_rgctx_trampoline_hash)
3426 g_hash_table_destroy (info->static_rgctx_trampoline_hash);
3427 g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
3428 mono_conc_hashtable_destroy (info->runtime_invoke_hash);
3429 g_hash_table_destroy (info->seq_points);
3430 g_hash_table_destroy (info->arch_seq_points);
3431 if (info->agent_info)
3432 mono_debugger_agent_free_domain_info (domain);
3433 if (info->gsharedvt_arg_tramp_hash)
3434 g_hash_table_destroy (info->gsharedvt_arg_tramp_hash);
3435 if (info->llvm_jit_callees) {
3436 g_hash_table_foreach (info->llvm_jit_callees, free_jit_callee_list, NULL);
3437 g_hash_table_destroy (info->llvm_jit_callees);
3440 mono_llvm_free_domain_info (domain);
3443 g_free (domain->runtime_info);
3444 domain->runtime_info = NULL;
3447 #ifdef MONO_ARCH_HAVE_CODE_CHUNK_TRACKING
3450 code_manager_chunk_new (void *chunk, int size)
3452 mono_arch_code_chunk_new (chunk, size);
3456 code_manager_chunk_destroy (void *chunk)
3458 mono_arch_code_chunk_destroy (chunk);
3465 llvm_init_inner (void)
3467 if (!mono_llvm_load (NULL))
3478 * Load and initialize LLVM support.
3479 * Return TRUE on success.
3482 mini_llvm_init (void)
3485 static gboolean llvm_inited;
3486 static gboolean init_result;
3488 mono_loader_lock_if_inited ();
3490 init_result = llvm_init_inner ();
3493 mono_loader_unlock_if_inited ();
3501 mini_profiler_enable_with_options (const char* profile_options)
3503 mini_enable_profiler = TRUE;
3504 mini_profiler_options = g_strdup (profile_options);
3508 mini_init (const char *filename, const char *runtime_version)
3512 MonoRuntimeCallbacks callbacks;
3513 MonoThreadInfoRuntimeCallbacks ticallbacks;
3514 MonoCodeManagerCallbacks code_manager_callbacks;
3516 MONO_VES_INIT_BEGIN ();
3518 CHECKED_MONO_INIT ();
3520 #if defined(__linux__) && !defined(__native_client__)
3521 if (access ("/proc/self/maps", F_OK) != 0) {
3522 g_print ("Mono requires /proc to be mounted.\n");
3527 mono_os_mutex_init_recursive (&jit_mutex);
3529 mono_cross_helpers_run ();
3531 mono_counters_init ();
3535 /* Happens when using the embedding interface */
3536 if (!default_opt_set)
3537 default_opt = mono_parse_default_optimizations (NULL);
3539 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
3541 mono_set_generic_sharing_vt_supported (TRUE);
3544 mono_set_generic_sharing_vt_supported (TRUE);
3547 mono_tls_init_runtime_keys ();
3549 if (!global_codeman)
3550 global_codeman = mono_code_manager_new ();
3552 memset (&callbacks, 0, sizeof (callbacks));
3553 callbacks.create_ftnptr = mini_create_ftnptr;
3554 callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
3555 callbacks.get_runtime_build_info = mono_get_runtime_build_info;
3556 callbacks.set_cast_details = mono_set_cast_details;
3557 callbacks.debug_log = mono_debugger_agent_debug_log;
3558 callbacks.debug_log_is_enabled = mono_debugger_agent_debug_log_is_enabled;
3559 callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
3560 callbacks.get_imt_trampoline = mini_get_imt_trampoline;
3561 callbacks.imt_entry_inited = mini_imt_entry_inited;
3562 callbacks.init_delegate = mini_init_delegate;
3563 #define JIT_INVOKE_WORKS
3564 #ifdef JIT_INVOKE_WORKS
3565 callbacks.runtime_invoke = mono_jit_runtime_invoke;
3567 #define JIT_TRAMPOLINES_WORK
3568 #ifdef JIT_TRAMPOLINES_WORK
3569 callbacks.compile_method = mono_jit_compile_method;
3570 callbacks.create_jump_trampoline = mono_create_jump_trampoline;
3571 callbacks.create_jit_trampoline = mono_create_jit_trampoline;
3572 callbacks.create_delegate_trampoline = mono_create_delegate_trampoline;
3573 callbacks.free_method = mono_jit_free_method;
3574 #ifndef DISABLE_REMOTING
3575 callbacks.create_remoting_trampoline = mono_jit_create_remoting_trampoline;
3579 mono_install_callbacks (&callbacks);
3581 memset (&ticallbacks, 0, sizeof (ticallbacks));
3582 ticallbacks.setup_async_callback = mono_setup_async_callback;
3583 ticallbacks.thread_state_init_from_sigctx = mono_thread_state_init_from_sigctx;
3584 ticallbacks.thread_state_init_from_handle = mono_thread_state_init_from_handle;
3585 ticallbacks.thread_state_init = mono_thread_state_init;
3588 mono_w32handle_init ();
3591 mono_threads_runtime_init (&ticallbacks);
3593 if (g_getenv ("MONO_DEBUG") != NULL)
3594 mini_parse_debug_options ();
3596 mono_code_manager_init ();
3598 memset (&code_manager_callbacks, 0, sizeof (code_manager_callbacks));
3599 #ifdef MONO_ARCH_HAVE_CODE_CHUNK_TRACKING
3600 code_manager_callbacks.chunk_new = code_manager_chunk_new;
3601 code_manager_callbacks.chunk_destroy = code_manager_chunk_destroy;
3603 mono_code_manager_install_callbacks (&code_manager_callbacks);
3607 mono_arch_cpu_init ();
3611 mono_unwind_init ();
3613 if (mini_get_debug_options ()->lldb || g_getenv ("MONO_LLDB")) {
3614 mono_lldb_init ("");
3615 mono_dont_free_domains = TRUE;
3618 #ifdef XDEBUG_ENABLED
3619 if (g_getenv ("MONO_XDEBUG")) {
3620 const char *xdebug_opts = g_getenv ("MONO_XDEBUG");
3621 mono_xdebug_init (xdebug_opts);
3622 /* So methods for multiple domains don't have the same address */
3623 mono_dont_free_domains = TRUE;
3624 mono_using_xdebug = TRUE;
3625 } else if (mini_get_debug_options ()->gdb) {
3626 mono_xdebug_init ((char*)"gdb");
3627 mono_dont_free_domains = TRUE;
3628 mono_using_xdebug = TRUE;
3633 if (mono_use_llvm) {
3634 if (!mono_llvm_load (NULL)) {
3635 mono_use_llvm = FALSE;
3636 fprintf (stderr, "Mono Warning: llvm support could not be loaded.\n");
3643 mono_trampolines_init ();
3645 if (default_opt & MONO_OPT_AOT)
3648 mono_debugger_agent_init ();
3650 #ifdef MONO_ARCH_GSHARED_SUPPORTED
3651 mono_set_generic_sharing_supported (TRUE);
3654 mono_threads_signals_init ();
3656 #ifndef MONO_CROSS_COMPILE
3657 mono_runtime_install_handlers ();
3659 mono_threads_install_cleanup (mini_thread_cleanup);
3661 #ifdef JIT_TRAMPOLINES_WORK
3662 mono_install_create_domain_hook (mini_create_jit_domain_info);
3663 mono_install_free_domain_hook (mini_free_jit_domain_info);
3665 mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
3666 mono_install_get_class_from_name (mono_aot_get_class_from_name);
3667 mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
3669 if (mini_profiler_enabled ()) {
3670 mono_profiler_load (mini_profiler_get_options ());
3671 mono_profiler_thread_name (MONO_NATIVE_THREAD_ID_TO_UINT (mono_native_thread_id_get ()), "Main");
3674 if (debug_options.collect_pagefault_stats)
3675 mono_aot_set_make_unreadable (TRUE);
3677 if (runtime_version)
3678 domain = mono_init_version (filename, runtime_version);
3680 domain = mono_init_from_assembly (filename, filename);
3682 if (mono_aot_only) {
3683 /* This helps catch code allocation requests */
3684 mono_code_manager_set_read_only (domain->code_mp);
3685 mono_marshal_use_aot_wrappers (TRUE);
3688 if (mono_llvm_only) {
3689 mono_install_imt_trampoline_builder (mono_llvmonly_get_imt_trampoline);
3690 mono_set_always_build_imt_trampolines (TRUE);
3691 } else if (mono_aot_only) {
3692 mono_install_imt_trampoline_builder (mono_aot_get_imt_trampoline);
3694 mono_install_imt_trampoline_builder (mono_arch_build_imt_trampoline);
3697 /*Init arch tls information only after the metadata side is inited to make sure we see dynamic appdomain tls keys*/
3698 mono_arch_finish_init ();
3702 /* This must come after mono_init () in the aot-only case */
3703 mono_exceptions_init ();
3705 /* This should come after mono_init () too */
3709 mono_create_helper_signatures ();
3712 register_jit_stats ();
3714 #define JIT_CALLS_WORK
3715 #ifdef JIT_CALLS_WORK
3716 /* Needs to be called here since register_jit_icall depends on it */
3717 mono_marshal_init ();
3719 mono_arch_register_lowlevel_calls ();
3723 mono_generic_sharing_init ();
3726 #ifdef MONO_ARCH_SIMD_INTRINSICS
3727 mono_simd_intrinsics_init ();
3730 mono_tasklets_init ();
3732 register_trampolines (domain);
3734 if (mono_compile_aot)
3736 * Avoid running managed code when AOT compiling, since the platform
3737 * might only support aot-only execution.
3739 mono_runtime_set_no_exec (TRUE);
3741 mono_mem_account_register_counters ();
3743 #define JIT_RUNTIME_WORKS
3744 #ifdef JIT_RUNTIME_WORKS
3745 mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
3746 mono_runtime_init_checked (domain, mono_thread_start_cb, mono_thread_attach_cb, &error);
3747 mono_error_assert_ok (&error);
3748 mono_thread_attach (domain);
3751 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
3752 mono_runtime_setup_stat_profiler ();
3754 mono_profiler_runtime_initialized ();
3756 MONO_VES_INIT_END ();
3762 register_icalls (void)
3764 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
3765 ves_icall_get_frame_info);
3766 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
3767 ves_icall_get_trace);
3768 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
3769 mono_runtime_install_handlers);
3770 mono_add_internal_call ("Mono.Runtime::mono_runtime_cleanup_handlers",
3771 mono_runtime_cleanup_handlers);
3773 #if defined(PLATFORM_ANDROID) || defined(TARGET_ANDROID)
3774 mono_add_internal_call ("System.Diagnostics.Debugger::Mono_UnhandledException_internal",
3775 mono_debugger_agent_unhandled_exception);
3779 * It's important that we pass `TRUE` as the last argument here, as
3780 * it causes the JIT to omit a wrapper for these icalls. If the JIT
3781 * *did* emit a wrapper, we'd be looking at infinite recursion since
3782 * the wrapper would call the icall which would call the wrapper and
3785 register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", "void ptr", TRUE);
3786 register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", "void ptr", TRUE);
3788 register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
3789 register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
3790 register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
3791 register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "ptr ptr", TRUE);
3792 register_icall (mono_jit_set_domain, "mono_jit_set_domain", "void ptr", TRUE);
3793 register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
3795 register_icall (mono_llvm_throw_exception, "mono_llvm_throw_exception", "void object", TRUE);
3796 register_icall (mono_llvm_rethrow_exception, "mono_llvm_rethrow_exception", "void object", TRUE);
3797 register_icall (mono_llvm_resume_exception, "mono_llvm_resume_exception", "void", TRUE);
3798 register_icall (mono_llvm_match_exception, "mono_llvm_match_exception", "int ptr int int", TRUE);
3799 register_icall (mono_llvm_clear_exception, "mono_llvm_clear_exception", NULL, TRUE);
3800 register_icall (mono_llvm_load_exception, "mono_llvm_load_exception", "object", TRUE);
3801 register_icall (mono_llvm_throw_corlib_exception, "mono_llvm_throw_corlib_exception", "void int", TRUE);
3802 #if defined(ENABLE_LLVM) && !defined(MONO_LLVM_LOADED)
3803 register_icall (mono_llvm_set_unhandled_exception_handler, "mono_llvm_set_unhandled_exception_handler", NULL, TRUE);
3805 // FIXME: This is broken
3806 register_icall (mono_debug_personality, "mono_debug_personality", "int int int ptr ptr ptr", TRUE);
3809 register_dyn_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
3810 register_dyn_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
3811 register_dyn_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", "void ptr", TRUE);
3812 register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
3813 register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "object", FALSE);
3814 register_icall (mono_thread_force_interruption_checkpoint_noraise, "mono_thread_force_interruption_checkpoint_noraise", "object", FALSE);
3816 #if defined(__native_client__) || defined(__native_client_codegen__)
3817 register_icall (mono_nacl_gc, "mono_nacl_gc", "void", FALSE);
3820 if (mono_threads_is_coop_enabled ())
3821 register_icall (mono_threads_state_poll, "mono_threads_state_poll", "void", FALSE);
3823 #ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
3824 register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, "mono_llmult", TRUE);
3825 register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, "mono_lldiv", FALSE);
3826 register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, "mono_lldiv_un", FALSE);
3827 register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, "mono_llrem", FALSE);
3828 register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, "mono_llrem_un", FALSE);
3830 #if !defined(MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS) || defined(MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS)
3831 register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, "mono_llmult_ovf_un", FALSE);
3832 register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, "mono_llmult_ovf", FALSE);
3835 #ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
3836 register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, "mono_lshl", TRUE);
3837 register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, "mono_lshr", TRUE);
3838 register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, "mono_lshr_un", TRUE);
3841 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
3842 register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, "mono_idiv", FALSE);
3843 register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, "mono_idiv_un", FALSE);
3844 register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, "mono_irem", FALSE);
3845 register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, "mono_irem_un", FALSE);
3848 #ifdef MONO_ARCH_EMULATE_MUL_DIV
3849 register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, "mono_imul", TRUE);
3852 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
3853 register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, "mono_imul_ovf", FALSE);
3854 register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, "mono_imul_ovf_un", FALSE);
3857 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT_FALLBACK)
3858 register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, "mono_fdiv", FALSE);
3861 register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, "mono_fconv_u8", FALSE);
3862 register_opcode_emulation (OP_RCONV_TO_U8, "__emul_rconv_to_u8", "ulong float", mono_rconv_u8, "mono_rconv_u8", FALSE);
3863 register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, "mono_fconv_u4", FALSE);
3864 register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, "mono_fconv_ovf_i8", FALSE);
3865 register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, "mono_fconv_ovf_u8", FALSE);
3866 register_opcode_emulation (OP_RCONV_TO_OVF_I8, "__emul_rconv_to_ovf_i8", "long float", mono_rconv_ovf_i8, "mono_rconv_ovf_i8", FALSE);
3867 register_opcode_emulation (OP_RCONV_TO_OVF_U8, "__emul_rconv_to_ovf_u8", "ulong float", mono_rconv_ovf_u8, "mono_rconv_ovf_u8", FALSE);
3870 #ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
3871 register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, "mono_fconv_i8", FALSE);
3872 register_opcode_emulation (OP_RCONV_TO_I8, "__emul_rconv_to_i8", "long float", mono_rconv_i8, "mono_rconv_i8", FALSE);
3875 #ifdef MONO_ARCH_EMULATE_CONV_R8_UN
3876 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);
3878 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
3879 register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, "mono_lconv_to_r8", FALSE);
3881 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
3882 register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, "mono_lconv_to_r4", FALSE);
3884 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
3885 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);
3887 #ifdef MONO_ARCH_EMULATE_FREM
3888 #if !defined(__native_client__)
3889 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, "fmod", FALSE);
3890 register_opcode_emulation (OP_RREM, "__emul_rrem", "float float float", fmodf, "fmodf", FALSE);
3892 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", mono_fmod, "mono_fmod", FALSE);
3896 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
3897 if (mono_arch_is_soft_float ()) {
3898 register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, "mono_fsub", FALSE);
3899 register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, "mono_fadd", FALSE);
3900 register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, "mono_fmul", FALSE);
3901 register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, "mono_fneg", FALSE);
3902 register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, "mono_conv_to_r8", FALSE);
3903 register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, "mono_conv_to_r4", FALSE);
3904 register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, "mono_fconv_r4", FALSE);
3905 register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, "mono_fconv_i1", FALSE);
3906 register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, "mono_fconv_i2", FALSE);
3907 register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3908 register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, "mono_fconv_u1", FALSE);
3909 register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, "mono_fconv_u2", FALSE);
3911 #if SIZEOF_VOID_P == 4
3912 register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3915 register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, "mono_fcmp_eq", FALSE);
3916 register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, "mono_fcmp_lt", FALSE);
3917 register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, "mono_fcmp_gt", FALSE);
3918 register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, "mono_fcmp_le", FALSE);
3919 register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, "mono_fcmp_ge", FALSE);
3920 register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, "mono_fcmp_ne_un", FALSE);
3921 register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, "mono_fcmp_lt_un", FALSE);
3922 register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, "mono_fcmp_gt_un", FALSE);
3923 register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, "mono_fcmp_le_un", FALSE);
3924 register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, "mono_fcmp_ge_un", FALSE);
3926 register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, "mono_fceq", FALSE);
3927 register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, "mono_fcgt", FALSE);
3928 register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, "mono_fcgt_un", FALSE);
3929 register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, "mono_fclt", FALSE);
3930 register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, "mono_fclt_un", FALSE);
3932 register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
3933 register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
3934 register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
3935 register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
3938 register_icall (mono_ckfinite, "mono_ckfinite", "double double", FALSE);
3940 #ifdef COMPRESSED_INTERFACE_BITMAP
3941 register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
3944 #if SIZEOF_REGISTER == 4
3945 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, "mono_fconv_u4", TRUE);
3947 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "ulong double", mono_fconv_u8, "mono_fconv_u8", TRUE);
3950 /* other jit icalls */
3951 register_icall (ves_icall_mono_delegate_ctor, "ves_icall_mono_delegate_ctor", "void object object ptr", FALSE);
3952 register_icall (mono_class_static_field_address , "mono_class_static_field_address",
3953 "ptr ptr ptr", FALSE);
3954 register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
3955 register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
3956 "ptr ptr ptr ptr", FALSE);
3957 register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
3958 register_icall (ves_icall_mono_ldstr, "ves_icall_mono_ldstr", "object ptr ptr int32", FALSE);
3959 register_icall (mono_helper_stelem_ref_check, "mono_helper_stelem_ref_check", "void object object", FALSE);
3960 register_icall (ves_icall_object_new, "ves_icall_object_new", "object ptr ptr", FALSE);
3961 register_icall (ves_icall_object_new_specific, "ves_icall_object_new_specific", "object ptr", FALSE);
3962 register_icall (ves_icall_array_new, "ves_icall_array_new", "object ptr ptr int32", FALSE);
3963 register_icall (ves_icall_array_new_specific, "ves_icall_array_new_specific", "object ptr int32", FALSE);
3964 register_icall (ves_icall_runtime_class_init, "ves_icall_runtime_class_init", "void ptr", FALSE);
3965 register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
3966 register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
3967 register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
3968 register_icall (mono_helper_compile_generic_method, "mono_helper_compile_generic_method", "ptr object ptr ptr", FALSE);
3969 register_icall (mono_helper_ldstr, "mono_helper_ldstr", "object ptr int", FALSE);
3970 register_icall (mono_helper_ldstr_mscorlib, "mono_helper_ldstr_mscorlib", "object int", FALSE);
3971 register_icall (mono_helper_newobj_mscorlib, "mono_helper_newobj_mscorlib", "object int", FALSE);
3972 register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
3973 register_icall (mono_object_castclass_unbox, "mono_object_castclass_unbox", "object object ptr", FALSE);
3974 register_icall (mono_break, "mono_break", NULL, TRUE);
3975 register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
3976 register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
3977 register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
3978 register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
3979 register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
3980 register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
3981 register_icall (mono_array_new_4, "mono_array_new_4", "object ptr int int int int", FALSE);
3982 register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
3983 register_icall (mono_resume_unwind, "mono_resume_unwind", "void", TRUE);
3984 register_icall (mono_gsharedvt_constrained_call, "mono_gsharedvt_constrained_call", "object ptr ptr ptr ptr ptr", FALSE);
3985 register_icall (mono_gsharedvt_value_copy, "mono_gsharedvt_value_copy", "void ptr ptr ptr", TRUE);
3987 register_icall (mono_gc_wbarrier_value_copy_bitmap, "mono_gc_wbarrier_value_copy_bitmap", "void ptr ptr int int", FALSE);
3989 register_icall (mono_object_castclass_with_cache, "mono_object_castclass_with_cache", "object object ptr ptr", FALSE);
3990 register_icall (mono_object_isinst_with_cache, "mono_object_isinst_with_cache", "object object ptr ptr", FALSE);
3991 register_icall (mono_generic_class_init, "mono_generic_class_init", "void ptr", FALSE);
3992 register_icall (mono_fill_class_rgctx, "mono_fill_class_rgctx", "ptr ptr int", FALSE);
3993 register_icall (mono_fill_method_rgctx, "mono_fill_method_rgctx", "ptr ptr int", FALSE);
3995 register_icall (mono_debugger_agent_user_break, "mono_debugger_agent_user_break", "void", FALSE);
3997 register_icall (mono_aot_init_llvm_method, "mono_aot_init_llvm_method", "void ptr int", TRUE);
3998 register_icall (mono_aot_init_gshared_method_this, "mono_aot_init_gshared_method_this", "void ptr int object", TRUE);
3999 register_icall (mono_aot_init_gshared_method_mrgctx, "mono_aot_init_gshared_method_mrgctx", "void ptr int ptr", TRUE);
4000 register_icall (mono_aot_init_gshared_method_vtable, "mono_aot_init_gshared_method_vtable", "void ptr int ptr", TRUE);
4002 register_icall_no_wrapper (mono_resolve_iface_call_gsharedvt, "mono_resolve_iface_call_gsharedvt", "ptr object int ptr ptr");
4003 register_icall_no_wrapper (mono_resolve_vcall_gsharedvt, "mono_resolve_vcall_gsharedvt", "ptr object int ptr ptr");
4004 register_icall_no_wrapper (mono_resolve_generic_virtual_call, "mono_resolve_generic_virtual_call", "ptr ptr int ptr");
4005 register_icall_no_wrapper (mono_resolve_generic_virtual_iface_call, "mono_resolve_generic_virtual_iface_call", "ptr ptr int ptr");
4006 /* This needs a wrapper so it can have a preserveall cconv */
4007 register_icall (mono_init_vtable_slot, "mono_init_vtable_slot", "ptr ptr int", FALSE);
4008 register_icall (mono_llvmonly_init_delegate, "mono_llvmonly_init_delegate", "void object", TRUE);
4009 register_icall (mono_llvmonly_init_delegate_virtual, "mono_llvmonly_init_delegate_virtual", "void object object ptr", TRUE);
4010 register_icall (mono_get_assembly_object, "mono_get_assembly_object", "object ptr", TRUE);
4011 register_icall (mono_get_method_object, "mono_get_method_object", "object ptr", TRUE);
4012 register_icall (mono_throw_method_access, "mono_throw_method_access", "void ptr ptr", FALSE);
4013 register_icall_no_wrapper (mono_dummy_jit_icall, "mono_dummy_jit_icall", "void");
4015 register_icall_with_wrapper (mono_monitor_enter_internal, "mono_monitor_enter_internal", "void obj");
4016 register_icall_with_wrapper (mono_monitor_enter_v4_internal, "mono_monitor_enter_v4_internal", "void obj ptr");
4017 register_icall_no_wrapper (mono_monitor_enter_fast, "mono_monitor_enter_fast", "int obj");
4018 register_icall_no_wrapper (mono_monitor_enter_v4_fast, "mono_monitor_enter_v4_fast", "int obj ptr");
4021 register_icall (pthread_getspecific, "pthread_getspecific", "ptr ptr", TRUE);
4023 /* Register tls icalls */
4024 register_icall_no_wrapper (mono_tls_get_thread, "mono_tls_get_thread", "ptr");
4025 register_icall_no_wrapper (mono_tls_get_jit_tls, "mono_tls_get_jit_tls", "ptr");
4026 register_icall_no_wrapper (mono_tls_get_domain, "mono_tls_get_domain", "ptr");
4027 register_icall_no_wrapper (mono_tls_get_lmf, "mono_tls_get_lmf", "ptr");
4028 register_icall_no_wrapper (mono_tls_get_sgen_thread_info, "mono_tls_get_sgen_thread_info", "ptr");
4029 register_icall_no_wrapper (mono_tls_get_lmf_addr, "mono_tls_get_lmf_addr", "ptr");
4030 register_icall_no_wrapper (mono_tls_set_thread, "mono_tls_set_thread", "void ptr");
4031 register_icall_no_wrapper (mono_tls_set_jit_tls, "mono_tls_set_jit_tls", "void ptr");
4032 register_icall_no_wrapper (mono_tls_set_domain, "mono_tls_set_domain", "void ptr");
4033 register_icall_no_wrapper (mono_tls_set_lmf, "mono_tls_set_lmf", "void ptr");
4034 register_icall_no_wrapper (mono_tls_set_sgen_thread_info, "mono_tls_set_sgen_thread_info", "void ptr");
4035 register_icall_no_wrapper (mono_tls_set_lmf_addr, "mono_tls_set_lmf_addr", "void ptr");
4038 MonoJitStats mono_jit_stats = {0};
4041 print_jit_stats (void)
4043 if (mono_jit_stats.enabled) {
4044 g_print ("Mono Jit statistics\n");
4045 g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
4046 mono_jit_stats.max_ratio_method);
4047 g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
4048 mono_jit_stats.biggest_method);
4050 g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
4051 g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
4052 g_print ("Used classes: %ld\n", mono_stats.used_class_count);
4053 g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
4054 g_print ("Methods: %ld\n", mono_stats.method_count);
4055 g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
4056 g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
4057 g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
4059 g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
4060 g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
4061 g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
4063 g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
4064 g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
4065 g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
4066 g_print ("Shared vtype generic methods: %ld\n", mono_stats.gsharedvt_methods);
4068 g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
4069 g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
4070 g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
4071 g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
4072 g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
4073 g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
4074 g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
4075 g_print ("IMT trampolines size: %ld\n", mono_stats.imt_trampolines_size);
4077 g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
4078 g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
4079 g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
4081 g_free (mono_jit_stats.max_ratio_method);
4082 mono_jit_stats.max_ratio_method = NULL;
4083 g_free (mono_jit_stats.biggest_method);
4084 mono_jit_stats.biggest_method = NULL;
4089 mini_cleanup (MonoDomain *domain)
4091 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
4092 mono_runtime_shutdown_stat_profiler ();
4095 cominterop_release_all_rcws ();
4098 #ifndef MONO_CROSS_COMPILE
4100 * mono_domain_finalize () needs to be called early since it needs the
4101 * execution engine still fully working (it may invoke managed finalizers).
4103 mono_domain_finalize (domain, 2000);
4106 /* This accesses metadata so needs to be called before runtime shutdown */
4109 #ifndef MONO_CROSS_COMPILE
4110 mono_runtime_cleanup (domain);
4113 mono_profiler_shutdown ();
4115 free_jit_tls_data ((MonoJitTlsData *)mono_tls_get_jit_tls ());
4117 mono_icall_cleanup ();
4119 mono_runtime_cleanup_handlers ();
4121 #ifndef MONO_CROSS_COMPILE
4122 mono_domain_free (domain, TRUE);
4127 mono_llvm_cleanup ();
4130 mono_aot_cleanup ();
4132 mono_trampolines_cleanup ();
4134 mono_unwind_cleanup ();
4136 mono_code_manager_destroy (global_codeman);
4137 g_free (vtable_trampolines);
4139 mini_jit_cleanup ();
4141 mono_tramp_info_cleanup ();
4143 mono_arch_cleanup ();
4145 mono_generic_sharing_cleanup ();
4149 mono_trace_cleanup ();
4151 mono_counters_dump (MONO_COUNTER_SECTION_MASK | MONO_COUNTER_MONOTONIC, stdout);
4153 if (mono_inject_async_exc_method)
4154 mono_method_desc_free (mono_inject_async_exc_method);
4156 mono_tls_free_keys ();
4158 mono_os_mutex_destroy (&jit_mutex);
4160 mono_code_manager_cleanup ();
4163 mono_w32handle_cleanup ();
4168 mono_set_defaults (int verbose_level, guint32 opts)
4170 mini_verbose = verbose_level;
4171 mono_set_optimizations (opts);
4175 mono_disable_optimizations (guint32 opts)
4177 default_opt &= ~opts;
4181 mono_set_optimizations (guint32 opts)
4184 default_opt_set = TRUE;
4185 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
4186 mono_set_generic_sharing_vt_supported (mono_aot_only || ((default_opt & MONO_OPT_GSHAREDVT) != 0));
4189 mono_set_generic_sharing_vt_supported (TRUE);
4194 mono_set_verbose_level (guint32 level)
4196 mini_verbose = level;
4200 * mono_get_runtime_build_info:
4202 * Return the runtime version + build date in string format.
4203 * The returned string is owned by the caller. The returned string
4204 * format is "VERSION (FULL_VERSION BUILD_DATE)" and build date is optional.
4207 mono_get_runtime_build_info (void)
4209 if (mono_build_date)
4210 return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
4212 return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
4216 mono_precompile_assembly (MonoAssembly *ass, void *user_data)
4218 GHashTable *assemblies = (GHashTable*)user_data;
4219 MonoImage *image = mono_assembly_get_image (ass);
4220 MonoMethod *method, *invoke;
4223 if (g_hash_table_lookup (assemblies, ass))
4226 g_hash_table_insert (assemblies, ass, ass);
4228 if (mini_verbose > 0)
4229 printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
4231 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
4234 method = mono_get_method_checked (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL, NULL, &error);
4236 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4239 if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
4241 if (method->is_generic || mono_class_is_gtd (method->klass))
4245 if (mini_verbose > 1) {
4246 char * desc = mono_method_full_name (method, TRUE);
4247 g_print ("Compiling %d %s\n", count, desc);
4250 mono_compile_method_checked (method, &error);
4251 if (!is_ok (&error)) {
4252 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4255 if (strcmp (method->name, "Finalize") == 0) {
4256 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
4257 mono_compile_method_checked (invoke, &error);
4258 mono_error_assert_ok (&error);
4260 #ifndef DISABLE_REMOTING
4261 if (mono_class_is_marshalbyref (method->klass) && mono_method_signature (method)->hasthis) {
4262 invoke = mono_marshal_get_remoting_invoke_with_check (method);
4263 mono_compile_method_checked (invoke, &error);
4264 mono_error_assert_ok (&error);
4269 /* Load and precompile referenced assemblies as well */
4270 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
4271 mono_assembly_load_reference (image, i);
4272 if (image->references [i])
4273 mono_precompile_assembly (image->references [i], assemblies);
4277 void mono_precompile_assemblies ()
4279 GHashTable *assemblies = g_hash_table_new (NULL, NULL);
4281 mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
4283 g_hash_table_destroy (assemblies);
4288 * Have to export this for AOT.
4291 mono_personality (void)
4294 g_assert_not_reached ();
4297 // Custom handlers currently only implemented by Windows.
4300 mono_runtime_install_custom_handlers (const char *handlers)
4306 mono_runtime_install_custom_handlers_usage (void)
4309 "Custom Handlers:\n"
4310 " --handlers=HANDLERS Enable handler support, HANDLERS is a comma\n"
4311 " separated list of available handlers to install.\n"
4313 "No handlers supported on current platform.\n");
4315 #endif /* HOST_WIN32 */