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/io-layer/io-layer.h>
71 #include "seq-points.h"
78 #include "jit-icalls.h"
81 #include "mini-llvm.h"
82 #include "debugger-agent.h"
84 #ifdef MONO_ARCH_LLVM_SUPPORTED
86 #include "mini-llvm-cpp.h"
91 static guint32 default_opt = 0;
92 static gboolean default_opt_set = FALSE;
94 MonoNativeTlsKey mono_jit_tls_id;
96 #ifdef MONO_HAVE_FAST_TLS
97 MONO_FAST_TLS_DECLARE(mono_jit_tls);
100 gboolean mono_compile_aot = FALSE;
101 /* If this is set, no code is generated dynamically, everything is taken from AOT files */
102 gboolean mono_aot_only = FALSE;
103 /* Same as mono_aot_only, but only LLVM compiled code is used, no trampolines */
104 gboolean mono_llvm_only = FALSE;
105 MonoAotMode mono_aot_mode = MONO_AOT_MODE_NONE;
107 const char *mono_build_date;
108 gboolean mono_do_signal_chaining;
109 gboolean mono_do_crash_chaining;
110 int mini_verbose = 0;
113 * This flag controls whenever the runtime uses LLVM for JIT compilation, and whenever
114 * it can load AOT code compiled by LLVM.
116 gboolean mono_use_llvm = FALSE;
118 #define mono_jit_lock() mono_os_mutex_lock (&jit_mutex)
119 #define mono_jit_unlock() mono_os_mutex_unlock (&jit_mutex)
120 static mono_mutex_t jit_mutex;
122 static MonoCodeManager *global_codeman;
124 MonoDebugOptions debug_options;
126 #ifdef VALGRIND_JIT_REGISTER_MAP
127 int valgrind_register;
130 static GSList *tramp_infos;
132 static void register_icalls (void);
135 mono_running_on_valgrind (void)
138 if (RUNNING_ON_VALGRIND){
139 #ifdef VALGRIND_JIT_REGISTER_MAP
140 valgrind_register = TRUE;
154 find_tramp (gpointer key, gpointer value, gpointer user_data)
156 FindTrampUserData *ud = (FindTrampUserData*)user_data;
159 ud->method = (MonoMethod*)key;
163 G_GNUC_UNUSED static char*
164 get_method_from_ip (void *ip)
170 MonoDomain *domain = mono_domain_get ();
171 MonoDebugSourceLocation *location;
172 FindTrampUserData user_data;
175 domain = mono_get_root_domain ();
177 ji = mono_jit_info_table_find_internal (domain, (char *)ip, TRUE, TRUE);
180 user_data.method = NULL;
181 mono_domain_lock (domain);
182 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
183 mono_domain_unlock (domain);
184 if (user_data.method) {
185 char *mname = mono_method_full_name (user_data.method, TRUE);
186 res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
192 } else if (ji->is_trampoline) {
193 res = g_strdup_printf ("<%p - %s trampoline>", ip, ((MonoTrampInfo*)ji->d.tramp_info)->name);
197 method = jinfo_get_method (ji);
198 method_name = mono_method_full_name (method, TRUE);
199 /* FIXME: unused ? */
200 location = mono_debug_lookup_source_location (method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
202 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);
204 mono_debug_free_source_location (location);
205 g_free (method_name);
212 * @ip: an instruction pointer address
214 * This method is used from a debugger to get the name of the
215 * method at address @ip. This routine is typically invoked from
216 * a debugger like this:
218 * (gdb) print mono_pmip ($pc)
220 * Returns: the name of the method at address @ip.
225 return get_method_from_ip (ip);
229 * mono_print_method_from_ip
230 * @ip: an instruction pointer address
232 * This method is used from a debugger to get the name of the
233 * method at address @ip.
235 * This prints the name of the method at address @ip in the standard
236 * output. Unlike mono_pmip which returns a string, this routine
237 * prints the value on the standard output.
240 /* Prevent the linker from optimizing this away in embedding setups to help debugging */
241 __attribute__((used))
244 mono_print_method_from_ip (void *ip)
248 MonoDebugSourceLocation *source;
249 MonoDomain *domain = mono_domain_get ();
250 MonoDomain *target_domain = mono_domain_get ();
251 FindTrampUserData user_data;
252 MonoGenericSharingContext*gsctx;
253 const char *shared_type;
255 ji = mini_jit_info_table_find_ext (domain, (char *)ip, TRUE, &target_domain);
256 if (ji && ji->is_trampoline) {
257 MonoTrampInfo *tinfo = (MonoTrampInfo *)ji->d.tramp_info;
259 printf ("IP %p is at offset 0x%x of trampoline '%s'.\n", ip, (int)((guint8*)ip - tinfo->code), tinfo->name);
265 user_data.method = NULL;
266 mono_domain_lock (domain);
267 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
268 mono_domain_unlock (domain);
270 if (user_data.method) {
271 char *mname = mono_method_full_name (user_data.method, TRUE);
272 printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
277 g_print ("No method at %p\n", ip);
281 method = mono_method_full_name (jinfo_get_method (ji), TRUE);
282 source = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
284 gsctx = mono_jit_info_get_generic_sharing_context (ji);
287 if (gsctx->is_gsharedvt)
288 shared_type = "gsharedvt ";
290 shared_type = "gshared ";
293 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);
296 g_print ("%s:%d\n", source->source_file, source->row);
299 mono_debug_free_source_location (source);
304 * mono_method_same_domain:
306 * Determine whenever two compiled methods are in the same domain, thus
307 * the address of the callee can be embedded in the caller.
309 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
313 if (!caller || caller->is_trampoline || !callee || callee->is_trampoline)
317 * If the call was made from domain-neutral to domain-specific
318 * code, we can't patch the call site.
320 if (caller->domain_neutral && !callee->domain_neutral)
323 cmethod = jinfo_get_method (caller);
324 if ((cmethod->klass == mono_defaults.appdomain_class) &&
325 (strstr (cmethod->name, "InvokeInDomain"))) {
326 /* The InvokeInDomain methods change the current appdomain */
334 * mono_global_codeman_reserve:
336 * Allocate code memory from the global code manager.
338 void *mono_global_codeman_reserve (int size)
343 g_error ("Attempting to allocate from the global code manager while running with --aot-only.\n");
345 if (!global_codeman) {
346 /* This can happen during startup */
347 global_codeman = mono_code_manager_new ();
348 return mono_code_manager_reserve (global_codeman, size);
352 ptr = mono_code_manager_reserve (global_codeman, size);
358 #if defined(__native_client_codegen__) && defined(__native_client__)
362 #ifdef __native_client_gc__
363 __nacl_suspend_thread_if_needed();
366 #endif /* __native_client__ */
369 * mono_create_unwind_op:
371 * Create an unwind op with the given parameters.
374 mono_create_unwind_op (int when, int tag, int reg, int val)
376 MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
387 mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
389 MonoJumpInfoToken *res = (MonoJumpInfoToken *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
392 res->has_context = context != NULL;
394 memcpy (&res->context, context, sizeof (MonoGenericContext));
400 mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
402 return mono_jump_info_token_new2 (mp, image, token, NULL);
406 * mono_tramp_info_create:
408 * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
409 * of JI, and UNWIND_OPS.
412 mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
414 MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
416 info->name = g_strdup ((char*)name);
418 info->code_size = code_size;
420 info->unwind_ops = unwind_ops;
426 mono_tramp_info_free (MonoTrampInfo *info)
431 mono_free_unwind_info (info->unwind_ops);
436 register_trampoline_jit_info (MonoDomain *domain, MonoTrampInfo *info)
440 ji = (MonoJitInfo *)mono_domain_alloc0 (domain, mono_jit_info_size ((MonoJitInfoFlags)0, 0, 0));
441 mono_jit_info_init (ji, NULL, info->code, info->code_size, (MonoJitInfoFlags)0, 0, 0);
442 ji->d.tramp_info = info;
443 ji->is_trampoline = TRUE;
445 ji->unwind_info = mono_cache_unwind_info (info->uw_info, info->uw_info_len);
447 mono_jit_info_table_add (domain, ji);
451 * mono_tramp_info_register:
453 * Remember INFO for use by xdebug, mono_print_method_from_ip (), jit maps, etc.
458 mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain)
466 domain = mono_get_root_domain ();
468 copy = g_new0 (MonoTrampInfo, 1);
469 copy->code = info->code;
470 copy->code_size = info->code_size;
471 copy->name = g_strdup (info->name);
473 if (info->unwind_ops) {
474 copy->uw_info = mono_unwind_ops_encode (info->unwind_ops, ©->uw_info_len);
476 /* Trampolines from aot have the unwind ops already encoded */
477 copy->uw_info = info->uw_info;
478 copy->uw_info_len = info->uw_info_len;
482 tramp_infos = g_slist_prepend (tramp_infos, copy);
485 mono_save_trampoline_xdebug_info (info);
487 /* Only register trampolines that have unwind infos */
488 if (mono_get_root_domain () && copy->uw_info)
489 register_trampoline_jit_info (domain, copy);
491 if (mono_jit_map_is_enabled ())
492 mono_emit_jit_tramp (info->code, info->code_size, info->name);
494 mono_tramp_info_free (info);
498 mono_tramp_info_cleanup (void)
502 for (l = tramp_infos; l; l = l->next) {
503 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
505 mono_tramp_info_free (info);
507 g_slist_free (tramp_infos);
510 /* Register trampolines created before the root domain was created in the jit info tables */
512 register_trampolines (MonoDomain *domain)
516 for (l = tramp_infos; l; l = l->next) {
517 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
519 register_trampoline_jit_info (domain, info);
523 G_GNUC_UNUSED static void
529 * Runtime debugging tool, use if (debug_count ()) <x> else <y> to do <x> the first COUNT times, then do <y> afterwards.
530 * Set a breakpoint in break_count () to break the last time <x> is done.
532 G_GNUC_UNUSED gboolean
533 mono_debug_count (void)
535 static int count = 0;
536 static gboolean inited;
537 static const char *value;
542 value = g_getenv ("COUNT");
549 if (count == atoi (value))
552 if (count > atoi (value))
559 mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
564 gconstpointer trampoline;
565 MonoDomain *domain = mono_get_root_domain ();
566 gboolean check_exc = TRUE;
568 if (callinfo->wrapper)
569 return callinfo->wrapper;
571 if (callinfo->trampoline)
572 return callinfo->trampoline;
574 if (!strcmp (callinfo->name, "mono_thread_interruption_checkpoint"))
575 /* This icall is used to check for exceptions, so don't check in the wrapper */
578 name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
579 wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_exc);
583 trampoline = mono_compile_method_checked (wrapper, &error);
584 mono_error_assert_ok (&error);
587 trampoline = mono_create_jit_trampoline (domain, wrapper, &error);
588 mono_error_assert_ok (&error);
589 trampoline = mono_create_ftnptr (domain, (gpointer)trampoline);
593 if (!callinfo->trampoline) {
594 mono_register_jit_icall_wrapper (callinfo, trampoline);
595 callinfo->trampoline = trampoline;
597 mono_loader_unlock ();
599 return callinfo->trampoline;
603 mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
605 return mono_icall_get_wrapper_full (callinfo, FALSE);
608 static MonoJitDynamicMethodInfo*
609 mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
611 MonoJitDynamicMethodInfo *res;
613 if (domain_jit_info (domain)->dynamic_code_hash)
614 res = (MonoJitDynamicMethodInfo *)g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
621 register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
624 mini_register_opcode_emulation (opcode, name, sigstr, func, symbol, no_throw);
626 MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
628 g_assert (!sig->hasthis);
629 g_assert (sig->param_count < 3);
631 /* Opcode emulation functions are assumed to don't call mono_raise_exception () */
632 mono_register_jit_icall_full (func, name, sig, no_throw, TRUE, symbol);
637 * For JIT icalls implemented in C.
638 * NAME should be the same as the name of the C function whose address is FUNC.
639 * If @avoid_wrapper is TRUE, no wrapper is generated. This is for perf critical icalls which
640 * can't throw exceptions.
643 register_icall (gpointer func, const char *name, const char *sigstr, gboolean avoid_wrapper)
645 MonoMethodSignature *sig;
648 sig = mono_create_icall_signature (sigstr);
652 mono_register_jit_icall_full (func, name, sig, avoid_wrapper, FALSE, avoid_wrapper ? name : NULL);
656 register_icall_no_wrapper (gpointer func, const char *name, const char *sigstr)
658 MonoMethodSignature *sig;
661 sig = mono_create_icall_signature (sigstr);
665 mono_register_jit_icall_full (func, name, sig, TRUE, FALSE, name);
669 register_icall_with_wrapper (gpointer func, const char *name, const char *sigstr)
671 MonoMethodSignature *sig;
674 sig = mono_create_icall_signature (sigstr);
678 mono_register_jit_icall_full (func, name, sig, FALSE, FALSE, NULL);
682 register_dyn_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
684 MonoMethodSignature *sig;
687 sig = mono_create_icall_signature (sigstr);
691 mono_register_jit_icall (func, name, sig, save);
694 #ifdef MONO_HAVE_FAST_TLS
695 MONO_FAST_TLS_DECLARE(mono_lmf_addr);
696 #ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
698 * When this is defined, the current lmf is stored in this tls variable instead of in
701 MONO_FAST_TLS_DECLARE(mono_lmf);
706 mono_get_jit_tls_offset (void)
712 offset = mono_jit_tls_id;
714 /* FIXME: Happens during startup */
717 MONO_THREAD_VAR_OFFSET (mono_jit_tls, offset);
723 mono_get_lmf_tls_offset (void)
725 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
727 MONO_THREAD_VAR_OFFSET(mono_lmf,offset);
735 mono_get_lmf_addr_tls_offset (void)
738 MONO_THREAD_VAR_OFFSET(mono_lmf_addr,offset);
745 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
746 return (MonoLMF *)MONO_FAST_TLS_GET (mono_lmf);
748 MonoJitTlsData *jit_tls;
750 if ((jit_tls = mono_native_tls_get_value (mono_jit_tls_id)))
753 * We do not assert here because this function can be called from
754 * mini-gc.c on a thread that has not executed any managed code, yet
755 * (the thread object allocation can trigger a collection).
762 mono_get_lmf_addr (void)
764 #ifdef MONO_HAVE_FAST_TLS
765 return (MonoLMF **)MONO_FAST_TLS_GET (mono_lmf_addr);
767 MonoJitTlsData *jit_tls;
769 jit_tls = mono_native_tls_get_value (mono_jit_tls_id);
770 if (G_LIKELY (jit_tls))
771 return &jit_tls->lmf;
774 * When resolving the call to mono_jit_thread_attach full-aot will look
775 * in the plt, which causes a call into the generic trampoline, which in turn
776 * tries to resolve the lmf_addr creating a cyclic dependency. We cannot
777 * call mono_jit_thread_attach from the native-to-managed wrapper, without
778 * mono_get_lmf_addr, and mono_get_lmf_addr requires the thread to be attached.
781 mono_thread_attach (mono_get_root_domain ());
782 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
784 if ((jit_tls = mono_native_tls_get_value (mono_jit_tls_id)))
785 return &jit_tls->lmf;
787 g_assert_not_reached ();
793 mono_set_lmf (MonoLMF *lmf)
795 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
796 MONO_FAST_TLS_SET (mono_lmf, lmf);
799 (*mono_get_lmf_addr ()) = lmf;
803 mono_get_jit_tls (void)
805 return (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
809 mono_set_jit_tls (MonoJitTlsData *jit_tls)
811 MonoThreadInfo *info;
813 mono_native_tls_set_value (mono_jit_tls_id, jit_tls);
815 #ifdef MONO_HAVE_FAST_TLS
816 MONO_FAST_TLS_SET (mono_jit_tls, jit_tls);
819 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
820 info = mono_thread_info_current ();
822 mono_thread_info_tls_set (info, TLS_KEY_JIT_TLS, jit_tls);
826 mono_set_lmf_addr (gpointer lmf_addr)
828 MonoThreadInfo *info;
830 #ifdef MONO_HAVE_FAST_TLS
831 MONO_FAST_TLS_SET (mono_lmf_addr, lmf_addr);
834 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
835 info = mono_thread_info_current ();
837 mono_thread_info_tls_set (info, TLS_KEY_LMF_ADDR, lmf_addr);
841 * mono_jit_thread_attach:
843 * Called by Xamarin.Mac and other products. Attach thread to runtime if
844 * needed and switch to @domain.
846 * @return the original domain which needs to be restored, or NULL.
849 mono_jit_thread_attach (MonoDomain *domain)
854 g_assert (!mono_threads_is_coop_enabled ());
857 /* Happens when called from AOTed code which is only used in the root domain. */
858 domain = mono_get_root_domain ();
863 #ifdef MONO_HAVE_FAST_TLS
864 attached = MONO_FAST_TLS_GET (mono_lmf_addr) != NULL;
866 attached = mono_native_tls_get_value (mono_jit_tls_id) != NULL;
870 mono_thread_attach (domain);
873 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
876 orig = mono_domain_get ();
878 mono_domain_set (domain, TRUE);
880 return orig != domain ? orig : NULL;
884 * mono_jit_set_domain:
886 * Set domain to @domain if @domain is not null
889 mono_jit_set_domain (MonoDomain *domain)
891 g_assert (!mono_threads_is_coop_enabled ());
894 mono_domain_set (domain, TRUE);
899 * @obj: exception object
901 * abort the thread, print exception information and stack trace
904 mono_thread_abort (MonoObject *obj)
906 /* MonoJitTlsData *jit_tls = mono_native_tls_get_value (mono_jit_tls_id); */
908 /* handle_remove should be eventually called for this thread, too
911 if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
912 (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
915 mono_invoke_unhandled_exception_hook (obj);
920 setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
922 MonoJitTlsData *jit_tls;
925 jit_tls = (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
929 jit_tls = g_new0 (MonoJitTlsData, 1);
931 jit_tls->abort_func = (void (*)(MonoObject *))abort_func;
932 jit_tls->end_of_stack = stack_start;
934 mono_set_jit_tls (jit_tls);
936 lmf = g_new0 (MonoLMF, 1);
937 MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
939 jit_tls->first_lmf = lmf;
941 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
942 /* jit_tls->lmf is unused */
943 MONO_FAST_TLS_SET (mono_lmf, lmf);
944 mono_set_lmf_addr (MONO_FAST_TLS_ADDR (mono_lmf));
946 mono_set_lmf_addr (&jit_tls->lmf);
951 #ifdef MONO_ARCH_HAVE_TLS_INIT
952 mono_arch_tls_init ();
955 mono_setup_altstack (jit_tls);
961 free_jit_tls_data (MonoJitTlsData *jit_tls)
963 mono_arch_free_jit_tls_data (jit_tls);
964 mono_free_altstack (jit_tls);
966 g_free (jit_tls->first_lmf);
971 mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
973 MonoThreadInfo *thread;
974 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
975 thread = mono_thread_info_current_unchecked ();
977 thread->jit_data = jit_tls;
979 mono_arch_cpu_init ();
982 void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
985 mono_thread_abort_dummy (MonoObject *obj)
987 if (mono_thread_attach_aborted_cb)
988 mono_thread_attach_aborted_cb (obj);
990 mono_thread_abort (obj);
994 mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
996 MonoThreadInfo *thread;
997 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
998 thread = mono_thread_info_current_unchecked ();
1000 thread->jit_data = jit_tls;
1002 mono_arch_cpu_init ();
1006 mini_thread_cleanup (MonoNativeThreadId tid)
1008 MonoJitTlsData *jit_tls = NULL;
1009 MonoThreadInfo *info;
1011 info = mono_thread_info_current_unchecked ();
1013 /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
1014 * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
1015 * not a trivial thing.
1017 * The current offender is mono_thread_manage which cleanup threads from the outside.
1019 if (info && mono_thread_info_get_tid (info) == tid) {
1020 jit_tls = (MonoJitTlsData *)info->jit_data;
1021 info->jit_data = NULL;
1023 mono_set_jit_tls (NULL);
1025 /* If we attach a thread but never call into managed land, we might never get an lmf.*/
1026 if (mono_get_lmf ()) {
1027 mono_set_lmf (NULL);
1028 mono_set_lmf_addr (NULL);
1031 info = mono_thread_info_lookup (tid);
1033 jit_tls = (MonoJitTlsData *)info->jit_data;
1034 info->jit_data = NULL;
1036 mono_hazard_pointer_clear (mono_hazard_pointer_get (), 1);
1040 free_jit_tls_data (jit_tls);
1044 mini_get_tls_offset (MonoTlsKey key)
1047 g_assert (MONO_ARCH_HAVE_TLS_GET);
1050 case TLS_KEY_THREAD:
1051 offset = mono_thread_get_tls_offset ();
1053 case TLS_KEY_JIT_TLS:
1054 offset = mono_get_jit_tls_offset ();
1056 case TLS_KEY_DOMAIN:
1057 offset = mono_domain_get_tls_offset ();
1060 offset = mono_get_lmf_tls_offset ();
1062 case TLS_KEY_LMF_ADDR:
1063 offset = mono_get_lmf_addr_tls_offset ();
1066 offset = mono_tls_key_get_offset (key);
1067 g_assert (offset != -1);
1075 mini_tls_key_supported (MonoTlsKey key)
1077 if (!MONO_ARCH_HAVE_TLS_GET)
1080 return mini_get_tls_offset (key) != -1;
1084 mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
1086 MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
1090 ji->data.target = target;
1097 * mono_patch_info_dup_mp:
1099 * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
1102 mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
1104 MonoJumpInfo *res = (MonoJumpInfo *)mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
1105 memcpy (res, patch_info, sizeof (MonoJumpInfo));
1107 switch (patch_info->type) {
1108 case MONO_PATCH_INFO_RVA:
1109 case MONO_PATCH_INFO_LDSTR:
1110 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1111 case MONO_PATCH_INFO_LDTOKEN:
1112 case MONO_PATCH_INFO_DECLSEC:
1113 res->data.token = (MonoJumpInfoToken *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
1114 memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
1116 case MONO_PATCH_INFO_SWITCH:
1117 res->data.table = (MonoJumpInfoBBTable *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
1118 memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
1119 res->data.table->table = (MonoBasicBlock **)mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1120 memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1122 case MONO_PATCH_INFO_RGCTX_FETCH:
1123 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX:
1124 res->data.rgctx_entry = (MonoJumpInfoRgctxEntry *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
1125 memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
1126 res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
1128 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1129 res->data.del_tramp = (MonoDelegateClassMethodPair *)mono_mempool_alloc0 (mp, sizeof (MonoDelegateClassMethodPair));
1130 memcpy (res->data.del_tramp, patch_info->data.del_tramp, sizeof (MonoDelegateClassMethodPair));
1132 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1133 res->data.gsharedvt = (MonoJumpInfoGSharedVtCall *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoGSharedVtCall));
1134 memcpy (res->data.gsharedvt, patch_info->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
1136 case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
1137 MonoGSharedVtMethodInfo *info;
1138 MonoGSharedVtMethodInfo *oinfo;
1141 oinfo = patch_info->data.gsharedvt_method;
1142 info = (MonoGSharedVtMethodInfo *)mono_mempool_alloc (mp, sizeof (MonoGSharedVtMethodInfo));
1143 res->data.gsharedvt_method = info;
1144 memcpy (info, oinfo, sizeof (MonoGSharedVtMethodInfo));
1145 info->entries = (MonoRuntimeGenericContextInfoTemplate *)mono_mempool_alloc (mp, sizeof (MonoRuntimeGenericContextInfoTemplate) * info->count_entries);
1146 for (i = 0; i < oinfo->num_entries; ++i) {
1147 MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
1148 MonoRuntimeGenericContextInfoTemplate *template_ = &info->entries [i];
1150 memcpy (template_, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
1152 //info->locals_types = mono_mempool_alloc0 (mp, info->nlocals * sizeof (MonoType*));
1153 //memcpy (info->locals_types, oinfo->locals_types, info->nlocals * sizeof (MonoType*));
1156 case MONO_PATCH_INFO_VIRT_METHOD: {
1157 MonoJumpInfoVirtMethod *info;
1158 MonoJumpInfoVirtMethod *oinfo;
1160 oinfo = patch_info->data.virt_method;
1161 info = (MonoJumpInfoVirtMethod *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoVirtMethod));
1162 res->data.virt_method = info;
1163 memcpy (info, oinfo, sizeof (MonoJumpInfoVirtMethod));
1174 mono_patch_info_hash (gconstpointer data)
1176 const MonoJumpInfo *ji = (MonoJumpInfo*)data;
1179 case MONO_PATCH_INFO_RVA:
1180 case MONO_PATCH_INFO_LDSTR:
1181 case MONO_PATCH_INFO_LDTOKEN:
1182 case MONO_PATCH_INFO_DECLSEC:
1183 return (ji->type << 8) | ji->data.token->token;
1184 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1185 return (ji->type << 8) | ji->data.token->token | (ji->data.token->has_context ? (gsize)ji->data.token->context.class_inst : 0);
1186 case MONO_PATCH_INFO_INTERNAL_METHOD:
1187 return (ji->type << 8) | g_str_hash (ji->data.name);
1188 case MONO_PATCH_INFO_VTABLE:
1189 case MONO_PATCH_INFO_CLASS:
1190 case MONO_PATCH_INFO_IID:
1191 case MONO_PATCH_INFO_ADJUSTED_IID:
1192 case MONO_PATCH_INFO_METHODCONST:
1193 case MONO_PATCH_INFO_METHOD:
1194 case MONO_PATCH_INFO_METHOD_JUMP:
1195 case MONO_PATCH_INFO_IMAGE:
1196 case MONO_PATCH_INFO_ICALL_ADDR:
1197 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1198 case MONO_PATCH_INFO_FIELD:
1199 case MONO_PATCH_INFO_SFLDA:
1200 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1201 case MONO_PATCH_INFO_METHOD_RGCTX:
1202 case MONO_PATCH_INFO_SIGNATURE:
1203 case MONO_PATCH_INFO_TLS_OFFSET:
1204 case MONO_PATCH_INFO_METHOD_CODE_SLOT:
1205 case MONO_PATCH_INFO_AOT_JIT_INFO:
1206 return (ji->type << 8) | (gssize)ji->data.target;
1207 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1208 return (ji->type << 8) | (gssize)ji->data.gsharedvt->method;
1209 case MONO_PATCH_INFO_RGCTX_FETCH:
1210 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1211 MonoJumpInfoRgctxEntry *e = ji->data.rgctx_entry;
1213 return (ji->type << 8) | (gssize)e->method | (e->in_mrgctx) | e->info_type | mono_patch_info_hash (e->data);
1215 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1216 case MONO_PATCH_INFO_MSCORLIB_GOT_ADDR:
1217 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR:
1218 case MONO_PATCH_INFO_GC_NURSERY_START:
1219 case MONO_PATCH_INFO_GC_NURSERY_BITS:
1220 case MONO_PATCH_INFO_JIT_TLS_ID:
1221 case MONO_PATCH_INFO_GOT_OFFSET:
1222 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1223 case MONO_PATCH_INFO_AOT_MODULE:
1224 return (ji->type << 8);
1225 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1226 return (ji->type << 8) | (ji->data.index);
1227 case MONO_PATCH_INFO_SWITCH:
1228 return (ji->type << 8) | ji->data.table->table_size;
1229 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1230 return (ji->type << 8) | (gssize)ji->data.gsharedvt_method->method;
1231 case MONO_PATCH_INFO_OBJC_SELECTOR_REF:
1232 /* Hash on the selector name */
1233 return g_str_hash (ji->data.target);
1234 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1235 return (ji->type << 8) | (gsize)ji->data.del_tramp->klass | (gsize)ji->data.del_tramp->method | (gsize)ji->data.del_tramp->is_virtual;
1236 case MONO_PATCH_INFO_LDSTR_LIT:
1237 return g_str_hash (ji->data.target);
1238 case MONO_PATCH_INFO_VIRT_METHOD: {
1239 MonoJumpInfoVirtMethod *info = ji->data.virt_method;
1241 return (ji->type << 8) | (gssize)info->klass | (gssize)info->method;
1243 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1244 return (ji->type << 8) | g_str_hash (ji->data.target);
1245 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1246 return (ji->type << 8) | mono_signature_hash (ji->data.sig);
1248 printf ("info type: %d\n", ji->type);
1249 mono_print_ji (ji); printf ("\n");
1250 g_assert_not_reached ();
1256 * mono_patch_info_equal:
1258 * This might fail to recognize equivalent patches, i.e. floats, so its only
1259 * usable in those cases where this is not a problem, i.e. sharing GOT slots
1263 mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
1265 const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
1266 const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
1268 if (ji1->type != ji2->type)
1271 switch (ji1->type) {
1272 case MONO_PATCH_INFO_RVA:
1273 case MONO_PATCH_INFO_LDSTR:
1274 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1275 case MONO_PATCH_INFO_LDTOKEN:
1276 case MONO_PATCH_INFO_DECLSEC:
1277 if ((ji1->data.token->image != ji2->data.token->image) ||
1278 (ji1->data.token->token != ji2->data.token->token) ||
1279 (ji1->data.token->has_context != ji2->data.token->has_context) ||
1280 (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
1281 (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
1284 case MONO_PATCH_INFO_INTERNAL_METHOD:
1285 return g_str_equal (ji1->data.name, ji2->data.name);
1286 case MONO_PATCH_INFO_RGCTX_FETCH:
1287 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1288 MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
1289 MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
1291 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);
1293 case MONO_PATCH_INFO_GSHAREDVT_CALL: {
1294 MonoJumpInfoGSharedVtCall *c1 = ji1->data.gsharedvt;
1295 MonoJumpInfoGSharedVtCall *c2 = ji2->data.gsharedvt;
1297 return c1->sig == c2->sig && c1->method == c2->method;
1299 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1300 return ji1->data.gsharedvt_method->method == ji2->data.gsharedvt_method->method;
1301 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1302 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;
1303 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1304 return ji1->data.index == ji2->data.index;
1305 case MONO_PATCH_INFO_VIRT_METHOD:
1306 return ji1->data.virt_method->klass == ji2->data.virt_method->klass && ji1->data.virt_method->method == ji2->data.virt_method->method;
1307 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1308 if (ji1->data.target == ji2->data.target)
1310 return strcmp (ji1->data.target, ji2->data.target) == 0 ? 1 : 0;
1311 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1312 return mono_metadata_signature_equal (ji1->data.sig, ji2->data.sig) ? 1 : 0;
1314 if (ji1->data.target != ji2->data.target)
1323 mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error)
1325 unsigned char *ip = patch_info->ip.i + code;
1326 gconstpointer target = NULL;
1328 mono_error_init (error);
1330 switch (patch_info->type) {
1331 case MONO_PATCH_INFO_BB:
1333 * FIXME: This could be hit for methods without a prolog. Should use -1
1334 * but too much code depends on a 0 initial value.
1336 //g_assert (patch_info->data.bb->native_offset);
1337 target = patch_info->data.bb->native_offset + code;
1339 case MONO_PATCH_INFO_ABS:
1340 target = patch_info->data.target;
1342 case MONO_PATCH_INFO_LABEL:
1343 target = patch_info->data.inst->inst_c0 + code;
1345 case MONO_PATCH_INFO_IP:
1348 case MONO_PATCH_INFO_METHOD_REL:
1349 target = code + patch_info->data.offset;
1351 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1352 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1354 g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
1355 g_assert_not_reached ();
1357 target = mono_icall_get_wrapper (mi);
1360 case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
1361 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1363 g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
1364 g_assert_not_reached ();
1369 case MONO_PATCH_INFO_METHOD_JUMP:
1370 target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE, error);
1371 if (!mono_error_ok (error))
1374 case MONO_PATCH_INFO_METHOD:
1375 if (patch_info->data.method == method) {
1378 /* get the trampoline to the method from the domain */
1379 target = mono_create_jit_trampoline (domain, patch_info->data.method, error);
1380 if (!mono_error_ok (error))
1384 case MONO_PATCH_INFO_METHOD_CODE_SLOT: {
1387 mono_domain_lock (domain);
1388 if (!domain_jit_info (domain)->method_code_hash)
1389 domain_jit_info (domain)->method_code_hash = g_hash_table_new (NULL, NULL);
1390 code_slot = g_hash_table_lookup (domain_jit_info (domain)->method_code_hash, patch_info->data.method);
1392 code_slot = mono_domain_alloc0 (domain, sizeof (gpointer));
1393 g_hash_table_insert (domain_jit_info (domain)->method_code_hash, patch_info->data.method, code_slot);
1395 mono_domain_unlock (domain);
1399 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1400 #if defined(__native_client_codegen__)
1401 target = (gpointer)&__nacl_thread_suspension_needed;
1403 g_assert (mono_threads_is_coop_enabled ());
1404 target = (gpointer)&mono_polling_required;
1407 case MONO_PATCH_INFO_SWITCH: {
1408 gpointer *jump_table;
1410 #if defined(__native_client__) && defined(__native_client_codegen__)
1411 /* This memory will leak, but we don't care if we're */
1412 /* not deleting JIT'd methods anyway */
1413 jump_table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
1415 if (method && method->dynamic) {
1416 jump_table = (void **)mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
1418 if (mono_aot_only) {
1419 jump_table = (void **)mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1421 jump_table = (void **)mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1426 for (i = 0; i < patch_info->data.table->table_size; i++) {
1427 jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
1430 target = jump_table;
1433 case MONO_PATCH_INFO_METHODCONST:
1434 case MONO_PATCH_INFO_CLASS:
1435 case MONO_PATCH_INFO_IMAGE:
1436 case MONO_PATCH_INFO_FIELD:
1437 case MONO_PATCH_INFO_SIGNATURE:
1438 case MONO_PATCH_INFO_AOT_MODULE:
1439 target = patch_info->data.target;
1441 case MONO_PATCH_INFO_IID:
1442 mono_class_init (patch_info->data.klass);
1443 target = GINT_TO_POINTER ((int)patch_info->data.klass->interface_id);
1445 case MONO_PATCH_INFO_ADJUSTED_IID:
1446 mono_class_init (patch_info->data.klass);
1447 target = GINT_TO_POINTER ((int)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
1449 case MONO_PATCH_INFO_VTABLE:
1450 target = mono_class_vtable (domain, patch_info->data.klass);
1453 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE: {
1454 MonoDelegateClassMethodPair *del_tramp = patch_info->data.del_tramp;
1456 if (del_tramp->is_virtual)
1457 target = mono_create_delegate_virtual_trampoline (domain, del_tramp->klass, del_tramp->method);
1459 target = mono_create_delegate_trampoline_info (domain, del_tramp->klass, del_tramp->method);
1462 case MONO_PATCH_INFO_SFLDA: {
1463 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
1465 if (mono_class_field_is_special_static (patch_info->data.field)) {
1466 gpointer addr = NULL;
1468 mono_domain_lock (domain);
1469 if (domain->special_static_fields)
1470 addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
1471 mono_domain_unlock (domain);
1477 if (!vtable->initialized && !(vtable->klass->flags & TYPE_ATTRIBUTE_BEFORE_FIELD_INIT) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
1478 /* Done by the generated code */
1482 if (!mono_runtime_class_init_full (vtable, error)) {
1487 target = (char*)mono_vtable_get_static_field_data (vtable) + patch_info->data.field->offset;
1490 case MONO_PATCH_INFO_RVA: {
1491 guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
1494 mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
1495 target = mono_image_rva_map (patch_info->data.token->image, rva);
1498 case MONO_PATCH_INFO_R4:
1499 case MONO_PATCH_INFO_R8:
1500 target = patch_info->data.target;
1502 case MONO_PATCH_INFO_EXC_NAME:
1503 target = patch_info->data.name;
1505 case MONO_PATCH_INFO_LDSTR:
1507 mono_ldstr_checked (domain, patch_info->data.token->image,
1508 mono_metadata_token_index (patch_info->data.token->token), error);
1510 case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
1512 MonoClass *handle_class;
1514 handle = mono_ldtoken_checked (patch_info->data.token->image,
1515 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1516 if (!mono_error_ok (error))
1517 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (error));
1518 mono_class_init (handle_class);
1519 mono_class_init (mono_class_from_mono_type ((MonoType *)handle));
1521 target = mono_type_get_object_checked (domain, (MonoType *)handle, error);
1522 if (!mono_error_ok (error))
1526 case MONO_PATCH_INFO_LDTOKEN: {
1528 MonoClass *handle_class;
1530 handle = mono_ldtoken_checked (patch_info->data.token->image,
1531 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1532 if (!mono_error_ok (error))
1533 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (error));
1534 mono_class_init (handle_class);
1539 case MONO_PATCH_INFO_DECLSEC:
1540 target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
1542 case MONO_PATCH_INFO_ICALL_ADDR:
1543 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1544 /* run_cctors == 0 -> AOT */
1545 if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
1546 const char *exc_class;
1547 const char *exc_arg;
1550 target = mono_lookup_pinvoke_call (patch_info->data.method, &exc_class, &exc_arg);
1552 if (mono_aot_only) {
1553 mono_error_set_exception_instance (error, mono_exception_from_name_msg (mono_defaults.corlib, "System", exc_class, exc_arg));
1556 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));
1562 target = mono_lookup_internal_call (patch_info->data.method);
1564 if (!target && run_cctors)
1565 g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
1568 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1569 target = mono_thread_interruption_request_flag ();
1571 case MONO_PATCH_INFO_METHOD_RGCTX: {
1572 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
1575 target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
1578 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1579 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1581 target = GINT_TO_POINTER (MONO_RGCTX_SLOT_INDEX (slot));
1584 case MONO_PATCH_INFO_BB_OVF:
1585 case MONO_PATCH_INFO_EXC_OVF:
1586 case MONO_PATCH_INFO_GOT_OFFSET:
1587 case MONO_PATCH_INFO_NONE:
1589 case MONO_PATCH_INFO_RGCTX_FETCH: {
1590 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1592 target = mono_create_rgctx_lazy_fetch_trampoline (slot);
1595 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1596 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1598 /* AOT, not needed */
1601 target = mono_arch_get_seq_point_info (domain, code);
1604 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR: {
1605 int card_table_shift_bits;
1606 gpointer card_table_mask;
1608 target = mono_gc_get_card_table (&card_table_shift_bits, &card_table_mask);
1611 case MONO_PATCH_INFO_GC_NURSERY_START: {
1615 target = mono_gc_get_nursery (&shift_bits, &size);
1618 case MONO_PATCH_INFO_GC_NURSERY_BITS: {
1622 mono_gc_get_nursery (&shift_bits, &size);
1624 target = (gpointer)(mgreg_t)shift_bits;
1627 case MONO_PATCH_INFO_CASTCLASS_CACHE: {
1628 target = mono_domain_alloc0 (domain, sizeof (gpointer));
1631 case MONO_PATCH_INFO_JIT_TLS_ID: {
1632 target = (gpointer) (size_t) mono_jit_tls_id;
1635 case MONO_PATCH_INFO_TLS_OFFSET: {
1638 offset = mini_get_tls_offset ((MonoTlsKey)GPOINTER_TO_INT (patch_info->data.target));
1639 #ifdef MONO_ARCH_HAVE_TRANSLATE_TLS_OFFSET
1640 offset = mono_arch_translate_tls_offset (offset);
1642 target = GINT_TO_POINTER (offset);
1645 case MONO_PATCH_INFO_OBJC_SELECTOR_REF: {
1649 case MONO_PATCH_INFO_LDSTR_LIT: {
1653 len = strlen ((const char *)patch_info->data.target);
1654 s = (char *)mono_domain_alloc0 (domain, len + 1);
1655 memcpy (s, patch_info->data.target, len);
1660 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1661 target = mini_get_gsharedvt_wrapper (TRUE, NULL, patch_info->data.sig, NULL, -1, FALSE);
1664 g_assert_not_reached ();
1667 return (gpointer)target;
1671 mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx)
1673 MonoGenericInst *inst;
1676 memset (gsctx, 0, sizeof (MonoGenericSharingContext));
1678 if (context && context->class_inst) {
1679 inst = context->class_inst;
1680 for (i = 0; i < inst->type_argc; ++i) {
1681 MonoType *type = inst->type_argv [i];
1683 if (mini_is_gsharedvt_gparam (type))
1684 gsctx->is_gsharedvt = TRUE;
1687 if (context && context->method_inst) {
1688 inst = context->method_inst;
1690 for (i = 0; i < inst->type_argc; ++i) {
1691 MonoType *type = inst->type_argv [i];
1693 if (mini_is_gsharedvt_gparam (type))
1694 gsctx->is_gsharedvt = TRUE;
1700 * LOCKING: Acquires the jit code hash lock.
1703 mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared)
1706 static gboolean inited = FALSE;
1707 static int lookups = 0;
1708 static int failed_lookups = 0;
1710 mono_domain_jit_code_hash_lock (domain);
1711 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
1712 if (!ji && shared) {
1713 /* Try generic sharing */
1714 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, shared);
1715 if (ji && !ji->has_generic_jit_info)
1718 mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
1719 mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
1727 mono_domain_jit_code_hash_unlock (domain);
1733 lookup_method (MonoDomain *domain, MonoMethod *method)
1738 ji = mini_lookup_method (domain, method, NULL);
1741 if (!mono_method_is_generic_sharable (method, FALSE))
1743 shared = mini_get_shared_method (method);
1744 ji = mini_lookup_method (domain, method, shared);
1751 mono_get_jit_info_from_method (MonoDomain *domain, MonoMethod *method)
1753 return lookup_method (domain, method);
1757 static FILE* perf_map_file;
1760 mono_enable_jit_map (void)
1762 if (!perf_map_file) {
1764 g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
1766 perf_map_file = fopen (name, "w");
1771 mono_emit_jit_tramp (void *start, int size, const char *desc)
1774 fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
1778 mono_emit_jit_map (MonoJitInfo *jinfo)
1780 if (perf_map_file) {
1781 char *name = mono_method_full_name (jinfo_get_method (jinfo), TRUE);
1782 mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
1788 mono_jit_map_is_enabled (void)
1790 return perf_map_file != NULL;
1796 no_gsharedvt_in_wrapper (void)
1798 g_assert_not_reached ();
1802 mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoError *error)
1804 MonoDomain *target_domain, *domain = mono_domain_get ();
1806 gpointer code = NULL, p;
1808 MonoJitICallInfo *callinfo = NULL;
1809 WrapperInfo *winfo = NULL;
1811 mono_error_init (error);
1814 /* Should be handled by the caller */
1815 g_assert (!(method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED));
1818 * ICALL wrappers are handled specially, since there is only one copy of them
1819 * shared by all appdomains.
1821 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
1822 winfo = mono_marshal_get_wrapper_info (method);
1823 if (winfo && winfo->subtype == WRAPPER_SUBTYPE_ICALL_WRAPPER) {
1824 callinfo = mono_find_jit_icall_by_addr (winfo->d.icall.func);
1825 g_assert (callinfo);
1827 /* Must be domain neutral since there is only one copy */
1828 opt |= MONO_OPT_SHARED;
1830 /* MONO_OPT_SHARED is no longer supported, we only use it for icall wrappers */
1831 opt &= ~MONO_OPT_SHARED;
1834 if (opt & MONO_OPT_SHARED)
1835 target_domain = mono_get_root_domain ();
1837 target_domain = domain;
1839 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1840 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1843 if (info->subtype == WRAPPER_SUBTYPE_SYNCHRONIZED_INNER) {
1844 MonoGenericContext *ctx = NULL;
1845 if (method->is_inflated)
1846 ctx = mono_method_get_context (method);
1847 method = info->d.synchronized_inner.method;
1849 method = mono_class_inflate_generic_method_checked (method, ctx, error);
1850 g_assert (mono_error_ok (error)); /* FIXME don't swallow the error */
1855 info = lookup_method (target_domain, method);
1857 /* We can't use a domain specific method in another domain */
1858 if (! ((domain != target_domain) && !info->domain_neutral)) {
1861 mono_jit_stats.methods_lookups++;
1862 vtable = mono_class_vtable_full (domain, method->klass, error);
1866 if (!mono_runtime_class_init_full (vtable, error))
1868 return mono_create_ftnptr (target_domain, info->code_start);
1872 #ifdef MONO_USE_AOT_COMPILER
1873 if (opt & MONO_OPT_AOT) {
1874 MonoDomain *domain = mono_domain_get ();
1876 mono_class_init (method->klass);
1878 if ((code = mono_aot_get_method_checked (domain, method, error))) {
1882 * In llvm-only mode, method might be a shared method, so we can't initialize its class.
1883 * This is not a problem, since it will be initialized when the method is first
1884 * called by init_method ().
1886 if (!mono_llvm_only) {
1887 vtable = mono_class_vtable (domain, method->klass);
1889 if (!mono_runtime_class_init_full (vtable, error))
1898 if (!code && mono_llvm_only) {
1899 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1900 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1902 if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG) {
1904 * These wrappers are only created for signatures which are in the program, but
1905 * sometimes we load methods too eagerly and have to create them even if they
1906 * will never be called.
1908 return no_gsharedvt_in_wrapper;
1914 code = mono_jit_compile_method_inner (method, target_domain, opt, error);
1915 if (!mono_error_ok (error))
1918 if (!code && mono_llvm_only) {
1919 printf ("AOT method not found in llvmonly mode: %s\n", mono_method_full_name (method, 1));
1920 g_assert_not_reached ();
1926 if (method->wrapper_type == MONO_WRAPPER_WRITE_BARRIER || method->wrapper_type == MONO_WRAPPER_ALLOC) {
1930 * SGEN requires the JIT info for these methods to be registered, see is_ip_in_managed_allocator ().
1932 ji = mini_jit_info_table_find (mono_domain_get (), (char *)code, &d);
1936 p = mono_create_ftnptr (target_domain, code);
1939 /*mono_register_jit_icall_wrapper takes the loader lock, so we take it on the outside. */
1940 mono_loader_lock ();
1942 if (!callinfo->wrapper) {
1943 callinfo->wrapper = p;
1944 mono_register_jit_icall_wrapper (callinfo, p);
1947 mono_loader_unlock ();
1954 mono_jit_compile_method (MonoMethod *method, MonoError *error)
1958 code = mono_jit_compile_method_with_opt (method, mono_get_optimizations_for_method (method, default_opt), error);
1962 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
1964 invalidated_delegate_trampoline (char *desc)
1966 g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
1967 "See http://www.mono-project.com/Diagnostic:Delegate for an explanation and ways to fix this.",
1973 * mono_jit_free_method:
1975 * Free all memory allocated by the JIT for METHOD.
1978 mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
1980 MonoJitDynamicMethodInfo *ji;
1981 gboolean destroy = TRUE;
1982 GHashTableIter iter;
1983 MonoJumpList *jlist;
1985 g_assert (method->dynamic);
1987 mono_domain_lock (domain);
1988 ji = mono_dynamic_code_hash_lookup (domain, method);
1989 mono_domain_unlock (domain);
1994 mono_debug_remove_method (method, domain);
1996 mono_domain_lock (domain);
1997 g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
1998 mono_domain_jit_code_hash_lock (domain);
1999 mono_internal_hash_table_remove (&domain->jit_code_hash, method);
2000 mono_domain_jit_code_hash_unlock (domain);
2001 g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
2003 /* requires the domain lock - took above */
2004 mono_conc_hashtable_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
2006 /* Remove jump targets in this method */
2007 g_hash_table_iter_init (&iter, domain_jit_info (domain)->jump_target_hash);
2008 while (g_hash_table_iter_next (&iter, NULL, (void**)&jlist)) {
2009 GSList *tmp, *remove;
2012 for (tmp = jlist->list; tmp; tmp = tmp->next) {
2013 guint8 *ip = (guint8 *)tmp->data;
2015 if (ip >= (guint8*)ji->ji->code_start && ip < (guint8*)ji->ji->code_start + ji->ji->code_size)
2016 remove = g_slist_prepend (remove, tmp);
2018 for (tmp = remove; tmp; tmp = tmp->next) {
2019 jlist->list = g_slist_delete_link ((GSList *)jlist->list, (GSList *)tmp->data);
2021 g_slist_free (remove);
2023 mono_domain_unlock (domain);
2025 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
2026 if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
2028 * Instead of freeing the code, change it to call an error routine
2029 * so people can fix their code.
2031 char *type = mono_type_full_name (&method->klass->byval_arg);
2032 char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
2035 mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
2041 * This needs to be done before freeing code_mp, since the code address is the
2042 * key in the table, so if we free the code_mp first, another thread can grab the
2043 * same code address and replace our entry in the table.
2045 mono_jit_info_table_remove (domain, ji->ji);
2048 mono_code_manager_destroy (ji->code_mp);
2053 mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
2055 MonoDomain *target_domain;
2058 if (default_opt & MONO_OPT_SHARED)
2059 target_domain = mono_get_root_domain ();
2061 target_domain = domain;
2063 info = lookup_method (target_domain, method);
2065 /* We can't use a domain specific method in another domain */
2066 if (! ((domain != target_domain) && !info->domain_neutral)) {
2067 mono_jit_stats.methods_lookups++;
2070 return info->code_start;
2079 static guint32 bisect_opt = 0;
2080 static GHashTable *bisect_methods_hash = NULL;
2083 mono_set_bisect_methods (guint32 opt, const char *method_list_filename)
2086 char method_name [2048];
2089 bisect_methods_hash = g_hash_table_new (g_str_hash, g_str_equal);
2090 g_assert (bisect_methods_hash);
2092 file = fopen (method_list_filename, "r");
2095 while (fgets (method_name, sizeof (method_name), file)) {
2096 size_t len = strlen (method_name);
2098 g_assert (method_name [len - 1] == '\n');
2099 method_name [len - 1] = 0;
2100 g_hash_table_insert (bisect_methods_hash, g_strdup (method_name), GINT_TO_POINTER (1));
2102 g_assert (feof (file));
2105 gboolean mono_do_single_method_regression = FALSE;
2106 guint32 mono_single_method_regression_opt = 0;
2107 MonoMethod *mono_current_single_method;
2108 GSList *mono_single_method_list;
2109 GHashTable *mono_single_method_hash;
2112 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt)
2116 if (bisect_methods_hash) {
2117 char *name = mono_method_full_name (method, TRUE);
2118 void *res = g_hash_table_lookup (bisect_methods_hash, name);
2121 return default_opt | bisect_opt;
2123 if (!mono_do_single_method_regression)
2125 if (!mono_current_single_method) {
2126 if (!mono_single_method_hash)
2127 mono_single_method_hash = g_hash_table_new (g_direct_hash, g_direct_equal);
2128 if (!g_hash_table_lookup (mono_single_method_hash, method)) {
2129 g_hash_table_insert (mono_single_method_hash, method, method);
2130 mono_single_method_list = g_slist_prepend (mono_single_method_list, method);
2134 if (method == mono_current_single_method)
2135 return mono_single_method_regression_opt;
2140 mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
2142 return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
2147 gpointer compiled_method;
2148 gpointer runtime_invoke;
2150 MonoDynCallInfo *dyn_call_info;
2151 MonoClass *ret_box_class;
2152 MonoMethodSignature *sig;
2153 gboolean gsharedvt_invoke;
2154 gpointer *wrapper_arg;
2155 } RuntimeInvokeInfo;
2157 static RuntimeInvokeInfo*
2158 create_runtime_invoke_info (MonoDomain *domain, MonoMethod *method, gpointer compiled_method, gboolean callee_gsharedvt, MonoError *error)
2161 RuntimeInvokeInfo *info;
2163 info = g_new0 (RuntimeInvokeInfo, 1);
2164 info->compiled_method = compiled_method;
2165 if (mono_llvm_only && method->string_ctor)
2166 info->sig = mono_marshal_get_string_ctor_signature (method);
2168 info->sig = mono_method_signature (method);
2170 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
2171 info->vtable = mono_class_vtable_full (domain, method->klass, error);
2172 if (!mono_error_ok (error))
2174 g_assert (info->vtable);
2176 MonoMethodSignature *sig = info->sig;
2180 * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
2181 * in full-aot mode, so we use a slower, but more generic wrapper if
2182 * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
2184 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2185 if (!mono_llvm_only && (mono_aot_only || debug_options.dyn_runtime_invoke)) {
2186 gboolean supported = TRUE;
2189 if (method->string_ctor)
2190 sig = mono_marshal_get_string_ctor_signature (method);
2192 for (i = 0; i < sig->param_count; ++i) {
2193 MonoType *t = sig->params [i];
2195 if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
2199 if (mono_class_is_contextbound (method->klass) || !info->compiled_method)
2203 info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
2207 ret_type = sig->ret;
2208 switch (ret_type->type) {
2209 case MONO_TYPE_VOID:
2221 case MONO_TYPE_BOOLEAN:
2222 case MONO_TYPE_CHAR:
2225 info->ret_box_class = mono_class_from_mono_type (ret_type);
2228 info->ret_box_class = mono_defaults.int_class;
2230 case MONO_TYPE_STRING:
2231 case MONO_TYPE_CLASS:
2232 case MONO_TYPE_ARRAY:
2233 case MONO_TYPE_SZARRAY:
2234 case MONO_TYPE_OBJECT:
2236 case MONO_TYPE_GENERICINST:
2237 if (!MONO_TYPE_IS_REFERENCE (ret_type))
2238 info->ret_box_class = mono_class_from_mono_type (ret_type);
2240 case MONO_TYPE_VALUETYPE:
2241 info->ret_box_class = mono_class_from_mono_type (ret_type);
2244 g_assert_not_reached ();
2248 if (!info->dyn_call_info) {
2249 if (mono_llvm_only) {
2250 #ifndef MONO_ARCH_GSHAREDVT_SUPPORTED
2251 g_assert_not_reached ();
2253 info->gsharedvt_invoke = TRUE;
2254 if (!callee_gsharedvt) {
2255 /* Invoke a gsharedvt out wrapper instead */
2256 MonoMethod *wrapper = mini_get_gsharedvt_out_sig_wrapper (sig);
2257 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2259 info->wrapper_arg = g_malloc0 (2 * sizeof (gpointer));
2260 info->wrapper_arg [0] = mini_add_method_wrappers_llvmonly (method, info->compiled_method, FALSE, FALSE, &(info->wrapper_arg [1]));
2262 /* Pass has_rgctx == TRUE since the wrapper has an extra arg */
2263 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2264 g_free (wrapper_sig);
2266 info->compiled_method = mono_jit_compile_method (wrapper, error);
2267 if (!mono_error_ok (error)) {
2272 /* Gsharedvt methods can be invoked the same way */
2273 /* The out wrapper has the same signature as the compiled gsharedvt method */
2274 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2276 info->wrapper_arg = mono_method_needs_static_rgctx_invoke (method, TRUE) ? mini_method_get_rgctx (method) : NULL;
2278 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2279 g_free (wrapper_sig);
2282 info->runtime_invoke = mono_jit_compile_method (invoke, error);
2283 if (!mono_error_ok (error)) {
2293 mono_llvmonly_runtime_invoke (MonoMethod *method, RuntimeInvokeInfo *info, void *obj, void **params, MonoObject **exc, MonoError *error)
2295 MonoMethodSignature *sig = info->sig;
2296 MonoDomain *domain = mono_domain_get ();
2297 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2299 gpointer retval_ptr;
2300 guint8 retval [256];
2301 gpointer *param_refs;
2304 mono_error_init (error);
2306 g_assert (info->gsharedvt_invoke);
2309 * Instead of invoking the method directly, we invoke a gsharedvt out wrapper.
2310 * The advantage of this is the gsharedvt out wrappers have a reduced set of
2311 * signatures, so we only have to generate runtime invoke wrappers for these
2313 * This code also handles invocation of gsharedvt methods directly, no
2314 * out wrappers are used in that case.
2316 args = (void **)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2317 param_refs = (gpointer*)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2320 * The runtime invoke wrappers expects pointers to primitive types, so have to
2324 args [pindex ++] = &obj;
2325 if (sig->ret->type != MONO_TYPE_VOID) {
2326 retval_ptr = (gpointer)&retval;
2327 args [pindex ++] = &retval_ptr;
2329 for (i = 0; i < sig->param_count; ++i) {
2330 MonoType *t = sig->params [i];
2332 if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
2333 MonoClass *klass = mono_class_from_mono_type (t);
2334 guint8 *nullable_buf;
2337 size = mono_class_value_size (klass, NULL);
2338 nullable_buf = g_alloca (size);
2339 g_assert (nullable_buf);
2341 /* The argument pointed to by params [i] is either a boxed vtype or null */
2342 mono_nullable_init (nullable_buf, (MonoObject*)params [i], klass);
2343 params [i] = nullable_buf;
2346 if (!t->byref && (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR)) {
2347 param_refs [i] = params [i];
2348 params [i] = &(param_refs [i]);
2350 args [pindex ++] = ¶ms [i];
2352 /* The gsharedvt out wrapper has an extra argument which contains the method to call */
2353 args [pindex ++] = &info->wrapper_arg;
2355 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2357 runtime_invoke (NULL, args, exc, info->compiled_method);
2359 mono_error_set_exception_instance (error, (MonoException*) *exc);
2363 if (sig->ret->type != MONO_TYPE_VOID && info->ret_box_class)
2364 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2366 return *(MonoObject**)retval;
2370 * mono_jit_runtime_invoke:
2371 * @method: the method to invoke
2372 * @obj: this pointer
2373 * @params: array of parameter values.
2374 * @exc: Set to the exception raised in the managed method. If NULL, error is thrown instead.
2375 * If coop is enabled, this argument is ignored - all exceptoins are caught and propagated
2377 * @error: error or caught exception object
2380 mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc, MonoError *error)
2382 MonoMethod *invoke, *callee;
2383 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2384 MonoDomain *domain = mono_domain_get ();
2385 MonoJitDomainInfo *domain_info;
2386 RuntimeInvokeInfo *info, *info2;
2387 MonoJitInfo *ji = NULL;
2388 gboolean callee_gsharedvt = FALSE;
2390 mono_error_init (error);
2392 if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
2393 g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
2397 domain_info = domain_jit_info (domain);
2399 info = (RuntimeInvokeInfo *)mono_conc_hashtable_lookup (domain_info->runtime_invoke_hash, method);
2402 if (mono_security_core_clr_enabled ()) {
2404 * This might be redundant since mono_class_vtable () already does this,
2405 * but keep it just in case for moonlight.
2407 mono_class_setup_vtable (method->klass);
2408 if (mono_class_has_failure (method->klass)) {
2409 MonoException *fail_exc = mono_class_get_exception_for_failure (method->klass);
2411 *exc = (MonoObject*)fail_exc;
2412 mono_error_set_exception_instance (error, fail_exc);
2417 gpointer compiled_method;
2420 if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
2421 (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
2423 * Array Get/Set/Address methods. The JIT implements them using inline code
2424 * inside the runtime invoke wrappers, so no need to compile them.
2426 if (mono_aot_only) {
2428 * Call a wrapper, since the runtime invoke wrapper was not generated.
2430 MonoMethod *wrapper;
2432 wrapper = mono_marshal_get_array_accessor_wrapper (method);
2433 invoke = mono_marshal_get_runtime_invoke (wrapper, FALSE);
2441 compiled_method = mono_jit_compile_method_with_opt (callee, mono_get_optimizations_for_method (callee, default_opt), error);
2442 if (!compiled_method) {
2443 g_assert (!mono_error_ok (error));
2447 if (mono_llvm_only) {
2448 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (compiled_method), NULL);
2449 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2450 if (callee_gsharedvt)
2451 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2454 if (!callee_gsharedvt)
2455 compiled_method = mini_add_method_trampoline (callee, compiled_method, mono_method_needs_static_rgctx_invoke (callee, TRUE), FALSE);
2457 compiled_method = NULL;
2460 info = create_runtime_invoke_info (domain, method, compiled_method, callee_gsharedvt, error);
2461 if (!mono_error_ok (error))
2464 mono_domain_lock (domain);
2465 info2 = (RuntimeInvokeInfo *)mono_conc_hashtable_insert (domain_info->runtime_invoke_hash, method, info);
2466 mono_domain_unlock (domain);
2474 * We need this here because mono_marshal_get_runtime_invoke can place
2475 * the helper method in System.Object and not the target class.
2477 if (!mono_runtime_class_init_full (info->vtable, error)) {
2479 *exc = (MonoObject*) mono_error_convert_to_exception (error);
2483 /* If coop is enabled, and the caller didn't ask for the exception to be caught separately,
2484 we always catch the exception and propagate it through the MonoError */
2485 gboolean catchExcInMonoError =
2486 (exc == NULL) && mono_threads_is_coop_enabled ();
2487 MonoObject *invoke_exc = NULL;
2488 if (catchExcInMonoError)
2491 /* The wrappers expect this to be initialized to NULL */
2495 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2496 if (info->dyn_call_info) {
2497 MonoMethodSignature *sig = mono_method_signature (method);
2499 static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
2502 guint8 retval [256];
2504 if (!dyn_runtime_invoke) {
2505 invoke = mono_marshal_get_runtime_invoke_dynamic ();
2506 dyn_runtime_invoke = (RuntimeInvokeDynamicFunction)mono_jit_compile_method (invoke, error);
2507 if (!mono_error_ok (error))
2511 /* Convert the arguments to the format expected by start_dyn_call () */
2512 args = (void **)g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
2515 args [pindex ++] = &obj;
2516 for (i = 0; i < sig->param_count; ++i) {
2517 MonoType *t = sig->params [i];
2520 args [pindex ++] = ¶ms [i];
2521 } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
2522 args [pindex ++] = ¶ms [i];
2524 args [pindex ++] = params [i];
2528 //printf ("M: %s\n", mono_method_full_name (method, TRUE));
2530 mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
2532 dyn_runtime_invoke (buf, exc, info->compiled_method);
2533 mono_arch_finish_dyn_call (info->dyn_call_info, buf);
2535 if (catchExcInMonoError && *exc != NULL) {
2536 mono_error_set_exception_instance (error, (MonoException*) *exc);
2540 if (info->ret_box_class)
2541 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2543 return *(MonoObject**)retval;
2548 return mono_llvmonly_runtime_invoke (method, info, obj, params, exc, error);
2550 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2552 MonoObject *result = runtime_invoke ((MonoObject *)obj, params, exc, info->compiled_method);
2553 if (catchExcInMonoError && *exc != NULL)
2554 mono_error_set_exception_instance (error, (MonoException*) *exc);
2563 typedef gpointer (*IMTThunkFunc) (gpointer *arg, MonoMethod *imt_method);
2566 * mini_llvmonly_initial_imt_thunk:
2568 * This function is called the first time a call is made through an IMT thunk.
2569 * It should have the same signature as the mono_llvmonly_imt_thunk_... functions.
2572 mini_llvmonly_initial_imt_thunk (gpointer *arg, MonoMethod *imt_method)
2574 IMTThunkInfo *info = (IMTThunkInfo*)arg;
2579 mono_vtable_build_imt_slot (info->vtable, info->slot);
2581 imt = (gpointer*)info->vtable;
2582 imt -= MONO_IMT_SIZE;
2584 /* Return what the real IMT thunk returns */
2585 ftndesc = imt [info->slot];
2588 if (func == (IMTThunkFunc)mini_llvmonly_initial_imt_thunk)
2589 /* Happens when the imt slot contains only a generic virtual method */
2591 return func ((gpointer *)ftndesc [1], imt_method);
2594 /* This is called indirectly through an imt slot. */
2596 mono_llvmonly_imt_thunk (gpointer *arg, MonoMethod *imt_method)
2600 /* arg points to an array created in mono_llvmonly_get_imt_thunk () */
2601 while (arg [i] && arg [i] != imt_method)
2608 /* Optimized versions of mono_llvmonly_imt_thunk () for different table sizes */
2610 mono_llvmonly_imt_thunk_1 (gpointer *arg, MonoMethod *imt_method)
2612 //g_assert (arg [0] == imt_method);
2617 mono_llvmonly_imt_thunk_2 (gpointer *arg, MonoMethod *imt_method)
2619 //g_assert (arg [0] == imt_method || arg [2] == imt_method);
2620 if (arg [0] == imt_method)
2627 mono_llvmonly_imt_thunk_3 (gpointer *arg, MonoMethod *imt_method)
2629 //g_assert (arg [0] == imt_method || arg [2] == imt_method || arg [4] == imt_method);
2630 if (arg [0] == imt_method)
2632 else if (arg [2] == imt_method)
2639 * A version of the imt thunk used for generic virtual/variant iface methods.
2640 * Unlikely a normal imt thunk, its possible that IMT_METHOD is not found
2641 * in the search table. The original JIT code had a 'fallback' trampoline it could
2642 * call, but we can't do that, so we just return NULL, and the compiled code
2646 mono_llvmonly_fallback_imt_thunk (gpointer *arg, MonoMethod *imt_method)
2650 while (arg [i] && arg [i] != imt_method)
2659 mono_llvmonly_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp)
2663 int i, index, real_count;
2664 gboolean virtual_generic = FALSE;
2667 * Create an array which is passed to the imt thunk functions.
2668 * The array contains MonoMethod-function descriptor pairs, terminated by a NULL entry.
2672 for (i = 0; i < count; ++i) {
2673 MonoIMTCheckItem *item = imt_entries [i];
2675 if (item->is_equals)
2677 if (item->has_target_code)
2678 virtual_generic = TRUE;
2682 * Initialize all vtable entries reachable from this imt slot, so the compiled
2683 * code doesn't have to check it.
2685 for (i = 0; i < count; ++i) {
2686 MonoIMTCheckItem *item = imt_entries [i];
2689 if (!item->is_equals || item->has_target_code)
2691 vt_slot = item->value.vtable_slot;
2692 mono_init_vtable_slot (vtable, vt_slot);
2695 /* Save the entries into an array */
2696 buf = (void **)mono_domain_alloc (domain, (real_count + 1) * 2 * sizeof (gpointer));
2698 for (i = 0; i < count; ++i) {
2699 MonoIMTCheckItem *item = imt_entries [i];
2701 if (!item->is_equals)
2704 g_assert (item->key);
2705 buf [(index * 2)] = item->key;
2706 if (item->has_target_code)
2707 buf [(index * 2) + 1] = item->value.target_code;
2709 buf [(index * 2) + 1] = vtable->vtable [item->value.vtable_slot];
2712 buf [(index * 2)] = NULL;
2713 buf [(index * 2) + 1] = fail_tramp;
2716 * Return a function descriptor for a C function with 'buf' as its argument.
2717 * It will by called by JITted code.
2719 res = (void **)mono_domain_alloc (domain, 2 * sizeof (gpointer));
2720 switch (real_count) {
2722 res [0] = mono_llvmonly_imt_thunk_1;
2725 res [0] = mono_llvmonly_imt_thunk_2;
2728 res [0] = mono_llvmonly_imt_thunk_3;
2731 res [0] = mono_llvmonly_imt_thunk;
2734 if (virtual_generic || fail_tramp)
2735 res [0] = mono_llvmonly_fallback_imt_thunk;
2741 MONO_SIG_HANDLER_FUNC (, mono_sigfpe_signal_handler)
2743 MonoException *exc = NULL;
2745 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2746 MONO_SIG_HANDLER_GET_CONTEXT;
2748 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2750 #if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
2751 if (mono_arch_is_int_overflow (ctx, info))
2753 * The spec says this throws ArithmeticException, but MS throws the derived
2754 * OverflowException.
2756 exc = mono_get_exception_overflow ();
2758 exc = mono_get_exception_divide_by_zero ();
2760 exc = mono_get_exception_divide_by_zero ();
2764 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2767 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2768 if (mono_do_crash_chaining) {
2769 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2774 mono_arch_handle_exception (ctx, exc);
2777 MONO_SIG_HANDLER_FUNC (, mono_sigill_signal_handler)
2780 MONO_SIG_HANDLER_GET_CONTEXT;
2782 MONO_ENTER_GC_UNSAFE_UNBALANCED;
2784 exc = mono_get_exception_execution_engine ("SIGILL");
2786 mono_arch_handle_exception (ctx, exc);
2788 MONO_EXIT_GC_UNSAFE_UNBALANCED;
2791 #if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
2792 #define HAVE_SIG_INFO
2795 MONO_SIG_HANDLER_FUNC (, mono_sigsegv_signal_handler)
2798 MonoJitTlsData *jit_tls = (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
2799 gpointer fault_addr = NULL;
2800 #ifdef HAVE_SIG_INFO
2801 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2805 MONO_SIG_HANDLER_GET_CONTEXT;
2807 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
2808 if (mono_arch_is_single_step_event (info, ctx)) {
2809 mono_debugger_agent_single_step_event (ctx);
2811 } else if (mono_arch_is_breakpoint_event (info, ctx)) {
2812 mono_debugger_agent_breakpoint_hit (ctx);
2817 #if defined(HAVE_SIG_INFO)
2818 #if !defined(HOST_WIN32)
2819 fault_addr = info->si_addr;
2820 if (mono_aot_is_pagefault (info->si_addr)) {
2821 mono_aot_handle_pagefault (info->si_addr);
2826 /* The thread might no be registered with the runtime */
2827 if (!mono_domain_get () || !jit_tls) {
2828 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2830 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2831 if (mono_do_crash_chaining) {
2832 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2838 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2840 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
2841 if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, info, (guint8*)info->si_addr))
2844 #ifdef MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX
2845 /* info->si_addr seems to be NULL on some kernels when handling stack overflows */
2846 fault_addr = info->si_addr;
2847 if (fault_addr == NULL) {
2850 mono_sigctx_to_monoctx (ctx, &mctx);
2852 fault_addr = MONO_CONTEXT_GET_SP (&mctx);
2856 if (jit_tls->stack_size &&
2857 ABS ((guint8*)fault_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 8192 * sizeof (gpointer)) {
2859 * The hard-guard page has been hit: there is not much we can do anymore
2860 * Print a hopefully clear message and abort.
2862 mono_handle_hard_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr);
2863 g_assert_not_reached ();
2865 /* The original handler might not like that it is executed on an altstack... */
2866 if (!ji && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2869 mono_arch_handle_altstack_exception (ctx, info, info->si_addr, FALSE);
2874 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2877 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2879 if (mono_do_crash_chaining) {
2880 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2885 mono_arch_handle_exception (ctx, NULL);
2889 MONO_SIG_HANDLER_FUNC (, mono_sigint_signal_handler)
2892 MONO_SIG_HANDLER_GET_CONTEXT;
2894 exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
2896 mono_arch_handle_exception (ctx, exc);
2899 #ifndef DISABLE_REMOTING
2900 /* mono_jit_create_remoting_trampoline:
2901 * @method: pointer to the method info
2903 * Creates a trampoline which calls the remoting functions. This
2904 * is used in the vtable of transparent proxies.
2906 * Returns: a pointer to the newly created code
2909 mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target, MonoError *error)
2912 guint8 *addr = NULL;
2914 mono_error_init (error);
2916 if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
2917 return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
2921 if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
2922 (mono_method_signature (method)->hasthis && (mono_class_is_marshalbyref (method->klass) || method->klass == mono_defaults.object_class)))
2923 nm = mono_marshal_get_remoting_invoke_for_target (method, target);
2926 addr = (guint8 *)mono_compile_method_checked (nm, error);
2927 return_val_if_nok (error, NULL);
2928 return mono_get_addr_from_ftnptr (addr);
2932 static G_GNUC_UNUSED void
2933 no_imt_trampoline (void)
2935 g_assert_not_reached ();
2938 static G_GNUC_UNUSED void
2939 no_vcall_trampoline (void)
2941 g_assert_not_reached ();
2944 static gpointer *vtable_trampolines;
2945 static int vtable_trampolines_size;
2948 mini_get_vtable_trampoline (MonoVTable *vt, int slot_index)
2950 int index = slot_index + MONO_IMT_SIZE;
2952 if (mono_llvm_only) {
2953 if (slot_index < 0) {
2954 /* Initialize the IMT thunks to a 'trampoline' so the generated code doesn't have to initialize it */
2955 // FIXME: Memory management
2956 gpointer *ftndesc = g_malloc (2 * sizeof (gpointer));
2957 IMTThunkInfo *info = g_new0 (IMTThunkInfo, 1);
2960 ftndesc [0] = mini_llvmonly_initial_imt_thunk;
2962 mono_memory_barrier ();
2969 g_assert (slot_index >= - MONO_IMT_SIZE);
2970 if (!vtable_trampolines || slot_index + MONO_IMT_SIZE >= vtable_trampolines_size) {
2972 if (!vtable_trampolines || index >= vtable_trampolines_size) {
2976 new_size = vtable_trampolines_size ? vtable_trampolines_size * 2 : 128;
2977 while (new_size <= index)
2979 new_table = g_new0 (gpointer, new_size);
2981 if (vtable_trampolines)
2982 memcpy (new_table, vtable_trampolines, vtable_trampolines_size * sizeof (gpointer));
2983 g_free (vtable_trampolines);
2984 mono_memory_barrier ();
2985 vtable_trampolines = (void **)new_table;
2986 vtable_trampolines_size = new_size;
2991 if (!vtable_trampolines [index])
2992 vtable_trampolines [index] = mono_create_specific_trampoline (GUINT_TO_POINTER (slot_index), MONO_TRAMPOLINE_VCALL, mono_get_root_domain (), NULL);
2993 return vtable_trampolines [index];
2997 mini_get_imt_trampoline (MonoVTable *vt, int slot_index)
2999 return mini_get_vtable_trampoline (vt, slot_index - MONO_IMT_SIZE);
3003 mini_imt_entry_inited (MonoVTable *vt, int imt_slot_index)
3008 gpointer *imt = (gpointer*)vt;
3009 imt -= MONO_IMT_SIZE;
3011 return (imt [imt_slot_index] != mini_get_imt_trampoline (vt, imt_slot_index));
3015 is_callee_gsharedvt_variable (gpointer addr)
3018 gboolean callee_gsharedvt;
3020 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (addr), NULL);
3022 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
3023 if (callee_gsharedvt)
3024 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
3025 return callee_gsharedvt;
3029 mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr)
3031 gpointer arg = NULL;
3033 if (mono_method_needs_static_rgctx_invoke (method, FALSE))
3034 arg = mini_method_get_rgctx (method);
3037 * Avoid adding gsharedvt in wrappers since they might not exist if
3038 * this delegate is called through a gsharedvt delegate invoke wrapper.
3039 * Instead, encode that the method is gsharedvt in del->extra_arg,
3040 * the CEE_MONO_CALLI_EXTRA_ARG implementation in the JIT depends on this.
3042 if (method->is_inflated && is_callee_gsharedvt_variable (method_ptr)) {
3043 g_assert ((((mgreg_t)arg) & 1) == 0);
3044 arg = (gpointer)(((mgreg_t)arg) | 1);
3050 mini_init_delegate (MonoDelegate *del)
3053 del->extra_arg = mini_get_delegate_arg (del->method, del->method_ptr);
3057 mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method)
3059 gboolean is_virtual_generic, is_interface, load_imt_reg;
3062 static guint8 **cache = NULL;
3063 static int cache_size = 0;
3068 if (MONO_TYPE_ISSTRUCT (sig->ret))
3071 is_virtual_generic = method->is_inflated && mono_method_get_declaring_generic_method (method)->is_generic;
3072 is_interface = method->klass->flags & TYPE_ATTRIBUTE_INTERFACE ? TRUE : FALSE;
3073 load_imt_reg = is_virtual_generic || is_interface;
3076 offset = ((gint32)mono_method_get_imt_slot (method) - MONO_IMT_SIZE) * SIZEOF_VOID_P;
3078 offset = G_STRUCT_OFFSET (MonoVTable, vtable) + ((mono_method_get_vtable_index (method)) * (SIZEOF_VOID_P));
3080 idx = (offset / SIZEOF_VOID_P + MONO_IMT_SIZE) * 2 + (load_imt_reg ? 1 : 0);
3081 g_assert (idx >= 0);
3083 /* Resize the cache to idx + 1 */
3084 if (cache_size < idx + 1) {
3086 if (cache_size < idx + 1) {
3088 int new_cache_size = idx + 1;
3090 new_cache = g_new0 (guint8*, new_cache_size);
3092 memcpy (new_cache, cache, cache_size * sizeof (guint8*));
3095 mono_memory_barrier ();
3097 cache_size = new_cache_size;
3105 /* FIXME Support more cases */
3106 if (mono_aot_only) {
3107 char tramp_name [256];
3108 const char *imt = load_imt_reg ? "_imt" : "";
3109 int ind = (load_imt_reg ? (-offset) : offset) / SIZEOF_VOID_P;
3111 sprintf (tramp_name, "delegate_virtual_invoke%s_%d", imt, ind);
3112 cache [idx] = (guint8 *)mono_aot_get_trampoline (tramp_name);
3113 g_assert (cache [idx]);
3115 cache [idx] = (guint8 *)mono_arch_get_delegate_virtual_invoke_impl (sig, method, offset, load_imt_reg);
3121 * mini_parse_debug_option:
3122 * @option: The option to parse.
3124 * Parses debug options for the mono runtime. The options are the same as for
3125 * the MONO_DEBUG environment variable.
3129 mini_parse_debug_option (const char *option)
3131 if (!strcmp (option, "handle-sigint"))
3132 debug_options.handle_sigint = TRUE;
3133 else if (!strcmp (option, "keep-delegates"))
3134 debug_options.keep_delegates = TRUE;
3135 else if (!strcmp (option, "reverse-pinvoke-exceptions"))
3136 debug_options.reverse_pinvoke_exceptions = TRUE;
3137 else if (!strcmp (option, "collect-pagefault-stats"))
3138 debug_options.collect_pagefault_stats = TRUE;
3139 else if (!strcmp (option, "break-on-unverified"))
3140 debug_options.break_on_unverified = TRUE;
3141 else if (!strcmp (option, "no-gdb-backtrace"))
3142 debug_options.no_gdb_backtrace = TRUE;
3143 else if (!strcmp (option, "suspend-on-sigsegv"))
3144 debug_options.suspend_on_sigsegv = TRUE;
3145 else if (!strcmp (option, "suspend-on-exception"))
3146 debug_options.suspend_on_exception = TRUE;
3147 else if (!strcmp (option, "suspend-on-unhandled"))
3148 debug_options.suspend_on_unhandled = TRUE;
3149 else if (!strcmp (option, "dont-free-domains"))
3150 mono_dont_free_domains = TRUE;
3151 else if (!strcmp (option, "dyn-runtime-invoke"))
3152 debug_options.dyn_runtime_invoke = TRUE;
3153 else if (!strcmp (option, "gdb"))
3154 debug_options.gdb = TRUE;
3155 else if (!strcmp (option, "explicit-null-checks"))
3156 debug_options.explicit_null_checks = TRUE;
3157 else if (!strcmp (option, "gen-seq-points"))
3158 debug_options.gen_sdb_seq_points = TRUE;
3159 else if (!strcmp (option, "gen-compact-seq-points"))
3160 fprintf (stderr, "Mono Warning: option gen-compact-seq-points is deprecated.\n");
3161 else if (!strcmp (option, "no-compact-seq-points"))
3162 debug_options.no_seq_points_compact_data = TRUE;
3163 else if (!strcmp (option, "single-imm-size"))
3164 debug_options.single_imm_size = TRUE;
3165 else if (!strcmp (option, "init-stacks"))
3166 debug_options.init_stacks = TRUE;
3167 else if (!strcmp (option, "casts"))
3168 debug_options.better_cast_details = TRUE;
3169 else if (!strcmp (option, "soft-breakpoints"))
3170 debug_options.soft_breakpoints = TRUE;
3171 else if (!strcmp (option, "check-pinvoke-callconv"))
3172 debug_options.check_pinvoke_callconv = TRUE;
3173 else if (!strcmp (option, "arm-use-fallback-tls"))
3174 debug_options.arm_use_fallback_tls = TRUE;
3175 else if (!strcmp (option, "debug-domain-unload"))
3176 mono_enable_debug_domain_unload (TRUE);
3177 else if (!strcmp (option, "partial-sharing"))
3178 mono_set_partial_sharing_supported (TRUE);
3179 else if (!strcmp (option, "align-small-structs"))
3180 mono_align_small_structs = TRUE;
3181 else if (!strcmp (option, "native-debugger-break"))
3182 debug_options.native_debugger_break = TRUE;
3183 else if (!strcmp (option, "disable_omit_fp"))
3184 debug_options.disable_omit_fp = TRUE;
3192 mini_parse_debug_options (void)
3194 const char *options = g_getenv ("MONO_DEBUG");
3195 gchar **args, **ptr;
3200 args = g_strsplit (options, ",", -1);
3202 for (ptr = args; ptr && *ptr; ptr++) {
3203 const char *arg = *ptr;
3205 if (!mini_parse_debug_option (arg)) {
3206 fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
3207 fprintf (stderr, "Available options: 'handle-sigint', 'keep-delegates', 'reverse-pinvoke-exceptions', 'collect-pagefault-stats', 'break-on-unverified', 'no-gdb-backtrace', 'suspend-on-sigsegv', 'suspend-on-exception', 'suspend-on-unhandled', 'dont-free-domains', 'dyn-runtime-invoke', 'gdb', 'explicit-null-checks', 'gen-seq-points', 'no-compact-seq-points', 'single-imm-size', 'init-stacks', 'casts', 'soft-breakpoints', 'check-pinvoke-callconv', 'arm-use-fallback-tls', 'debug-domain-unload', 'partial-sharing', 'align-small-structs', 'native-debugger-break'\n");
3216 mini_get_debug_options (void)
3218 return &debug_options;
3222 mini_create_ftnptr (MonoDomain *domain, gpointer addr)
3224 #if !defined(__ia64__) && (!defined(__ppc64__) && !defined(__powerpc64__) || _CALL_ELF == 2)
3227 gpointer* desc = NULL;
3229 if ((desc = g_hash_table_lookup (domain->ftnptrs_hash, addr)))
3232 desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
3236 # elif defined(__ppc64__) || defined(__powerpc64__)
3238 desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
3244 g_hash_table_insert (domain->ftnptrs_hash, addr, desc);
3250 mini_get_addr_from_ftnptr (gpointer descr)
3252 #if defined(__ia64__) || ((defined(__ppc64__) || defined(__powerpc64__)) && _CALL_ELF != 2)
3253 return *(gpointer*)descr;
3260 register_jit_stats (void)
3262 mono_counters_register ("Compiled methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_compiled);
3263 mono_counters_register ("Methods from AOT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_aot);
3264 mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_without_llvm);
3265 mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_with_llvm);
3266 mono_counters_register ("JIT/method_to_ir (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_method_to_ir);
3267 mono_counters_register ("JIT/liveness_handle_exception_clauses (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses);
3268 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);
3269 mono_counters_register ("JIT/decompose_long_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_long_opts);
3270 mono_counters_register ("JIT/decompose_typechecks (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_typechecks);
3271 mono_counters_register ("JIT/local_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop);
3272 mono_counters_register ("JIT/local_emulate_ops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_emulate_ops);
3273 mono_counters_register ("JIT/optimize_branches (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches);
3274 mono_counters_register ("JIT/handle_global_vregs (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs);
3275 mono_counters_register ("JIT/local_deadce (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce);
3276 mono_counters_register ("JIT/local_alias_analysis (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_alias_analysis);
3277 mono_counters_register ("JIT/if_conversion (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_if_conversion);
3278 mono_counters_register ("JIT/bb_ordering (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_bb_ordering);
3279 mono_counters_register ("JIT/compile_dominator_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compile_dominator_info);
3280 mono_counters_register ("JIT/compute_natural_loops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compute_natural_loops);
3281 mono_counters_register ("JIT/insert_safepoints (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_insert_safepoints);
3282 mono_counters_register ("JIT/ssa_compute (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_compute);
3283 mono_counters_register ("JIT/ssa_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_cprop);
3284 mono_counters_register ("JIT/ssa_deadce(sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_deadce);
3285 mono_counters_register ("JIT/perform_abc_removal (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_perform_abc_removal);
3286 mono_counters_register ("JIT/ssa_remove (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_remove);
3287 mono_counters_register ("JIT/local_cprop2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop2);
3288 mono_counters_register ("JIT/handle_global_vregs2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs2);
3289 mono_counters_register ("JIT/local_deadce2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce2);
3290 mono_counters_register ("JIT/optimize_branches2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches2);
3291 mono_counters_register ("JIT/decompose_vtype_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_vtype_opts);
3292 mono_counters_register ("JIT/decompose_array_access_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_array_access_opts);
3293 mono_counters_register ("JIT/liveness_handle_exception_clauses2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses2);
3294 mono_counters_register ("JIT/analyze_liveness (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_analyze_liveness);
3295 mono_counters_register ("JIT/linear_scan (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_linear_scan);
3296 mono_counters_register ("JIT/arch_allocate_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_arch_allocate_vars);
3297 mono_counters_register ("JIT/spill_global_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_spill_global_vars);
3298 mono_counters_register ("JIT/local_cprop3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop3);
3299 mono_counters_register ("JIT/local_deadce3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce3);
3300 mono_counters_register ("JIT/codegen (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_codegen);
3301 mono_counters_register ("JIT/create_jit_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_create_jit_info);
3302 mono_counters_register ("JIT/gc_create_gc_map (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_gc_create_gc_map);
3303 mono_counters_register ("JIT/save_seq_point_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_save_seq_point_info);
3304 mono_counters_register ("Total time spent JITting (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_time);
3305 mono_counters_register ("Basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.basic_blocks);
3306 mono_counters_register ("Max basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.max_basic_blocks);
3307 mono_counters_register ("Allocated vars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocate_var);
3308 mono_counters_register ("Code reallocs", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.code_reallocs);
3309 mono_counters_register ("Allocated code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_code_size);
3310 mono_counters_register ("Allocated seq points size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_seq_points_size);
3311 mono_counters_register ("Inlineable methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlineable_methods);
3312 mono_counters_register ("Inlined methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlined_methods);
3313 mono_counters_register ("Regvars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.regvars);
3314 mono_counters_register ("Locals stack size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.locals_stack_size);
3315 mono_counters_register ("Method cache lookups", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_lookups);
3316 mono_counters_register ("Compiled CIL code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.cil_code_size);
3317 mono_counters_register ("Native code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.native_code_size);
3318 mono_counters_register ("Aliases found", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_found);
3319 mono_counters_register ("Aliases eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_removed);
3320 mono_counters_register ("Aliased loads eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.loads_eliminated);
3321 mono_counters_register ("Aliased stores eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.stores_eliminated);
3324 static void runtime_invoke_info_free (gpointer value);
3327 class_method_pair_equal (gconstpointer ka, gconstpointer kb)
3329 const MonoClassMethodPair *apair = (const MonoClassMethodPair *)ka;
3330 const MonoClassMethodPair *bpair = (const MonoClassMethodPair *)kb;
3332 return apair->klass == bpair->klass && apair->method == bpair->method ? 1 : 0;
3336 class_method_pair_hash (gconstpointer data)
3338 const MonoClassMethodPair *pair = (const MonoClassMethodPair *)data;
3340 return (gsize)pair->klass ^ (gsize)pair->method;
3344 mini_create_jit_domain_info (MonoDomain *domain)
3346 MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
3348 info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3349 info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3350 info->delegate_trampoline_hash = g_hash_table_new (class_method_pair_hash, class_method_pair_equal);
3351 info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3352 info->runtime_invoke_hash = mono_conc_hashtable_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
3353 info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, mono_seq_point_info_free);
3354 info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
3355 info->jump_target_hash = g_hash_table_new (NULL, NULL);
3357 domain->runtime_info = info;
3361 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
3363 MonoJumpList *jlist = (MonoJumpList *)value;
3364 g_slist_free (jlist->list);
3368 delete_got_slot_list (gpointer key, gpointer value, gpointer user_data)
3370 GSList *list = (GSList *)value;
3371 g_slist_free (list);
3375 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
3377 MonoJitDynamicMethodInfo *di = (MonoJitDynamicMethodInfo *)value;
3378 mono_code_manager_destroy (di->code_mp);
3383 runtime_invoke_info_free (gpointer value)
3385 RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
3387 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
3388 if (info->dyn_call_info)
3389 mono_arch_dyn_call_free (info->dyn_call_info);
3395 free_jit_callee_list (gpointer key, gpointer value, gpointer user_data)
3397 g_slist_free (value);
3401 mini_free_jit_domain_info (MonoDomain *domain)
3403 MonoJitDomainInfo *info = domain_jit_info (domain);
3405 g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
3406 g_hash_table_destroy (info->jump_target_hash);
3407 if (info->jump_target_got_slot_hash) {
3408 g_hash_table_foreach (info->jump_target_got_slot_hash, delete_got_slot_list, NULL);
3409 g_hash_table_destroy (info->jump_target_got_slot_hash);
3411 if (info->dynamic_code_hash) {
3412 g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
3413 g_hash_table_destroy (info->dynamic_code_hash);
3415 if (info->method_code_hash)
3416 g_hash_table_destroy (info->method_code_hash);
3417 g_hash_table_destroy (info->jump_trampoline_hash);
3418 g_hash_table_destroy (info->jit_trampoline_hash);
3419 g_hash_table_destroy (info->delegate_trampoline_hash);
3420 if (info->static_rgctx_trampoline_hash)
3421 g_hash_table_destroy (info->static_rgctx_trampoline_hash);
3422 g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
3423 mono_conc_hashtable_destroy (info->runtime_invoke_hash);
3424 g_hash_table_destroy (info->seq_points);
3425 g_hash_table_destroy (info->arch_seq_points);
3426 if (info->agent_info)
3427 mono_debugger_agent_free_domain_info (domain);
3428 if (info->gsharedvt_arg_tramp_hash)
3429 g_hash_table_destroy (info->gsharedvt_arg_tramp_hash);
3430 if (info->llvm_jit_callees) {
3431 g_hash_table_foreach (info->llvm_jit_callees, free_jit_callee_list, NULL);
3432 g_hash_table_destroy (info->llvm_jit_callees);
3435 mono_llvm_free_domain_info (domain);
3438 g_free (domain->runtime_info);
3439 domain->runtime_info = NULL;
3444 llvm_init_inner (void)
3446 if (!mono_llvm_load (NULL))
3457 * Load and initialize LLVM support.
3458 * Return TRUE on success.
3461 mini_llvm_init (void)
3464 static gboolean llvm_inited;
3465 static gboolean init_result;
3467 mono_loader_lock_if_inited ();
3469 init_result = llvm_init_inner ();
3472 mono_loader_unlock_if_inited ();
3480 mini_init (const char *filename, const char *runtime_version)
3484 MonoRuntimeCallbacks callbacks;
3485 MonoThreadInfoRuntimeCallbacks ticallbacks;
3487 MONO_VES_INIT_BEGIN ();
3489 CHECKED_MONO_INIT ();
3491 #if defined(__linux__) && !defined(__native_client__)
3492 if (access ("/proc/self/maps", F_OK) != 0) {
3493 g_print ("Mono requires /proc to be mounted.\n");
3498 mono_os_mutex_init_recursive (&jit_mutex);
3500 mono_cross_helpers_run ();
3504 /* Happens when using the embedding interface */
3505 if (!default_opt_set)
3506 default_opt = mono_parse_default_optimizations (NULL);
3508 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
3510 mono_set_generic_sharing_vt_supported (TRUE);
3513 mono_set_generic_sharing_vt_supported (TRUE);
3516 #ifdef MONO_HAVE_FAST_TLS
3517 MONO_FAST_TLS_INIT (mono_jit_tls);
3518 MONO_FAST_TLS_INIT (mono_lmf_addr);
3519 #ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
3520 MONO_FAST_TLS_INIT (mono_lmf);
3524 mono_runtime_set_has_tls_get (MONO_ARCH_HAVE_TLS_GET);
3526 if (!global_codeman)
3527 global_codeman = mono_code_manager_new ();
3529 memset (&callbacks, 0, sizeof (callbacks));
3530 callbacks.create_ftnptr = mini_create_ftnptr;
3531 callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
3532 callbacks.get_runtime_build_info = mono_get_runtime_build_info;
3533 callbacks.set_cast_details = mono_set_cast_details;
3534 callbacks.debug_log = mono_debugger_agent_debug_log;
3535 callbacks.debug_log_is_enabled = mono_debugger_agent_debug_log_is_enabled;
3536 callbacks.tls_key_supported = mini_tls_key_supported;
3537 callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
3538 callbacks.get_imt_trampoline = mini_get_imt_trampoline;
3539 callbacks.imt_entry_inited = mini_imt_entry_inited;
3540 callbacks.init_delegate = mini_init_delegate;
3541 #define JIT_INVOKE_WORKS
3542 #ifdef JIT_INVOKE_WORKS
3543 callbacks.runtime_invoke = mono_jit_runtime_invoke;
3545 #define JIT_TRAMPOLINES_WORK
3546 #ifdef JIT_TRAMPOLINES_WORK
3547 callbacks.compile_method = mono_jit_compile_method;
3548 callbacks.create_jump_trampoline = mono_create_jump_trampoline;
3549 callbacks.create_jit_trampoline = mono_create_jit_trampoline;
3552 mono_install_callbacks (&callbacks);
3554 memset (&ticallbacks, 0, sizeof (ticallbacks));
3555 ticallbacks.setup_async_callback = mono_setup_async_callback;
3556 ticallbacks.thread_state_init_from_sigctx = mono_thread_state_init_from_sigctx;
3557 ticallbacks.thread_state_init_from_handle = mono_thread_state_init_from_handle;
3558 ticallbacks.thread_state_init = mono_thread_state_init;
3560 mono_counters_init ();
3562 mono_threads_runtime_init (&ticallbacks);
3564 if (g_getenv ("MONO_DEBUG") != NULL)
3565 mini_parse_debug_options ();
3567 mono_code_manager_init ();
3571 mono_arch_cpu_init ();
3575 mono_unwind_init ();
3577 #ifdef XDEBUG_ENABLED
3578 if (g_getenv ("MONO_XDEBUG")) {
3579 const char *xdebug_opts = g_getenv ("MONO_XDEBUG");
3580 mono_xdebug_init (xdebug_opts);
3581 /* So methods for multiple domains don't have the same address */
3582 mono_dont_free_domains = TRUE;
3583 mono_using_xdebug = TRUE;
3584 } else if (mini_get_debug_options ()->gdb) {
3585 mono_xdebug_init ((char*)"gdb");
3586 mono_dont_free_domains = TRUE;
3587 mono_using_xdebug = TRUE;
3592 if (mono_use_llvm) {
3593 if (!mono_llvm_load (NULL)) {
3594 mono_use_llvm = FALSE;
3595 fprintf (stderr, "Mono Warning: llvm support could not be loaded.\n");
3602 mono_trampolines_init ();
3604 mono_native_tls_alloc (&mono_jit_tls_id, NULL);
3606 if (default_opt & MONO_OPT_AOT)
3609 mono_debugger_agent_init ();
3611 #ifdef MONO_ARCH_GSHARED_SUPPORTED
3612 mono_set_generic_sharing_supported (TRUE);
3615 #ifndef MONO_CROSS_COMPILE
3616 mono_runtime_install_handlers ();
3618 mono_threads_install_cleanup (mini_thread_cleanup);
3620 #ifdef JIT_TRAMPOLINES_WORK
3621 mono_install_free_method (mono_jit_free_method);
3622 #ifndef DISABLE_REMOTING
3623 mono_install_remoting_trampoline (mono_jit_create_remoting_trampoline);
3625 mono_install_delegate_trampoline (mono_create_delegate_trampoline);
3626 mono_install_create_domain_hook (mini_create_jit_domain_info);
3627 mono_install_free_domain_hook (mini_free_jit_domain_info);
3629 mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
3630 mono_install_get_class_from_name (mono_aot_get_class_from_name);
3631 mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
3633 if (debug_options.collect_pagefault_stats)
3634 mono_aot_set_make_unreadable (TRUE);
3636 if (runtime_version)
3637 domain = mono_init_version (filename, runtime_version);
3639 domain = mono_init_from_assembly (filename, filename);
3641 if (mono_aot_only) {
3642 /* This helps catch code allocation requests */
3643 mono_code_manager_set_read_only (domain->code_mp);
3644 mono_marshal_use_aot_wrappers (TRUE);
3647 if (mono_llvm_only) {
3648 mono_install_imt_thunk_builder (mono_llvmonly_get_imt_thunk);
3649 mono_set_always_build_imt_thunks (TRUE);
3650 } else if (mono_aot_only) {
3651 mono_install_imt_thunk_builder (mono_aot_get_imt_thunk);
3653 mono_install_imt_thunk_builder (mono_arch_build_imt_thunk);
3656 /*Init arch tls information only after the metadata side is inited to make sure we see dynamic appdomain tls keys*/
3657 mono_arch_finish_init ();
3661 /* This must come after mono_init () in the aot-only case */
3662 mono_exceptions_init ();
3664 /* This should come after mono_init () too */
3668 mono_create_helper_signatures ();
3671 register_jit_stats ();
3673 #define JIT_CALLS_WORK
3674 #ifdef JIT_CALLS_WORK
3675 /* Needs to be called here since register_jit_icall depends on it */
3676 mono_marshal_init ();
3678 mono_arch_register_lowlevel_calls ();
3682 mono_generic_sharing_init ();
3685 #ifdef MONO_ARCH_SIMD_INTRINSICS
3686 mono_simd_intrinsics_init ();
3689 #if MONO_SUPPORT_TASKLETS
3690 mono_tasklets_init ();
3693 register_trampolines (domain);
3695 if (mono_compile_aot)
3697 * Avoid running managed code when AOT compiling, since the platform
3698 * might only support aot-only execution.
3700 mono_runtime_set_no_exec (TRUE);
3702 #define JIT_RUNTIME_WORKS
3703 #ifdef JIT_RUNTIME_WORKS
3704 mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
3705 mono_runtime_init_checked (domain, mono_thread_start_cb, mono_thread_attach_cb, &error);
3706 mono_error_assert_ok (&error);
3707 mono_thread_attach (domain);
3710 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
3711 mono_runtime_setup_stat_profiler ();
3713 mono_profiler_runtime_initialized ();
3715 MONO_VES_INIT_END ();
3721 register_icalls (void)
3723 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
3724 ves_icall_get_frame_info);
3725 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
3726 ves_icall_get_trace);
3727 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
3728 mono_runtime_install_handlers);
3730 #if defined(PLATFORM_ANDROID) || defined(TARGET_ANDROID)
3731 mono_add_internal_call ("System.Diagnostics.Debugger::Mono_UnhandledException_internal",
3732 mono_debugger_agent_unhandled_exception);
3736 * It's important that we pass `TRUE` as the last argument here, as
3737 * it causes the JIT to omit a wrapper for these icalls. If the JIT
3738 * *did* emit a wrapper, we'd be looking at infinite recursion since
3739 * the wrapper would call the icall which would call the wrapper and
3742 register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", "void ptr", TRUE);
3743 register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", "void ptr", TRUE);
3745 register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
3746 register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
3747 register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
3748 register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "ptr ptr", TRUE);
3749 register_icall (mono_jit_set_domain, "mono_jit_set_domain", "void ptr", TRUE);
3750 register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
3752 register_icall (mono_llvm_throw_exception, "mono_llvm_throw_exception", "void object", TRUE);
3753 register_icall (mono_llvm_rethrow_exception, "mono_llvm_rethrow_exception", "void object", TRUE);
3754 register_icall (mono_llvm_resume_exception, "mono_llvm_resume_exception", "void", TRUE);
3755 register_icall (mono_llvm_match_exception, "mono_llvm_match_exception", "int ptr int int", TRUE);
3756 register_icall (mono_llvm_clear_exception, "mono_llvm_clear_exception", NULL, TRUE);
3757 register_icall (mono_llvm_load_exception, "mono_llvm_load_exception", "object", TRUE);
3758 register_icall (mono_llvm_throw_corlib_exception, "mono_llvm_throw_corlib_exception", "void int", TRUE);
3759 #if defined(ENABLE_LLVM) && !defined(MONO_LLVM_LOADED)
3760 register_icall (mono_llvm_set_unhandled_exception_handler, "mono_llvm_set_unhandled_exception_handler", NULL, TRUE);
3762 // FIXME: This is broken
3763 register_icall (mono_debug_personality, "mono_debug_personality", "int int int ptr ptr ptr", TRUE);
3766 register_dyn_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
3767 register_dyn_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
3768 register_dyn_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", "void ptr", TRUE);
3769 register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
3770 register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "object", FALSE);
3771 register_icall (mono_thread_force_interruption_checkpoint_noraise, "mono_thread_force_interruption_checkpoint_noraise", "object", FALSE);
3772 #ifndef DISABLE_REMOTING
3773 register_icall (mono_store_remote_field_new_icall, "mono_store_remote_field_new_icall", "void object ptr ptr object", FALSE);
3776 #if defined(__native_client__) || defined(__native_client_codegen__)
3777 register_icall (mono_nacl_gc, "mono_nacl_gc", "void", FALSE);
3780 if (mono_threads_is_coop_enabled ())
3781 register_icall (mono_threads_state_poll, "mono_threads_state_poll", "void", FALSE);
3783 #ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
3784 register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, "mono_llmult", TRUE);
3785 register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, "mono_lldiv", FALSE);
3786 register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, "mono_lldiv_un", FALSE);
3787 register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, "mono_llrem", FALSE);
3788 register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, "mono_llrem_un", FALSE);
3790 #if !defined(MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS) || defined(MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS)
3791 register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, "mono_llmult_ovf_un", FALSE);
3792 register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, "mono_llmult_ovf", FALSE);
3795 #ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
3796 register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, "mono_lshl", TRUE);
3797 register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, "mono_lshr", TRUE);
3798 register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, "mono_lshr_un", TRUE);
3801 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
3802 register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, "mono_idiv", FALSE);
3803 register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, "mono_idiv_un", FALSE);
3804 register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, "mono_irem", FALSE);
3805 register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, "mono_irem_un", FALSE);
3808 #ifdef MONO_ARCH_EMULATE_MUL_DIV
3809 register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, "mono_imul", TRUE);
3812 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
3813 register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, "mono_imul_ovf", FALSE);
3814 register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, "mono_imul_ovf_un", FALSE);
3817 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT_FALLBACK)
3818 register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, "mono_fdiv", FALSE);
3821 register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, "mono_fconv_u8", FALSE);
3822 register_opcode_emulation (OP_RCONV_TO_U8, "__emul_rconv_to_u8", "ulong float", mono_rconv_u8, "mono_rconv_u8", FALSE);
3823 register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, "mono_fconv_u4", FALSE);
3824 register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, "mono_fconv_ovf_i8", FALSE);
3825 register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, "mono_fconv_ovf_u8", FALSE);
3826 register_opcode_emulation (OP_RCONV_TO_OVF_I8, "__emul_rconv_to_ovf_i8", "long float", mono_rconv_ovf_i8, "mono_rconv_ovf_i8", FALSE);
3827 register_opcode_emulation (OP_RCONV_TO_OVF_U8, "__emul_rconv_to_ovf_u8", "ulong float", mono_rconv_ovf_u8, "mono_rconv_ovf_u8", FALSE);
3830 #ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
3831 register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, "mono_fconv_i8", FALSE);
3832 register_opcode_emulation (OP_RCONV_TO_I8, "__emul_rconv_to_i8", "long float", mono_rconv_i8, "mono_rconv_i8", FALSE);
3835 #ifdef MONO_ARCH_EMULATE_CONV_R8_UN
3836 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);
3838 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
3839 register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, "mono_lconv_to_r8", FALSE);
3841 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
3842 register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, "mono_lconv_to_r4", FALSE);
3844 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
3845 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);
3847 #ifdef MONO_ARCH_EMULATE_FREM
3848 #if !defined(__native_client__)
3849 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, "fmod", FALSE);
3850 register_opcode_emulation (OP_RREM, "__emul_rrem", "float float float", fmodf, "fmodf", FALSE);
3852 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", mono_fmod, "mono_fmod", FALSE);
3856 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
3857 if (mono_arch_is_soft_float ()) {
3858 register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, "mono_fsub", FALSE);
3859 register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, "mono_fadd", FALSE);
3860 register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, "mono_fmul", FALSE);
3861 register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, "mono_fneg", FALSE);
3862 register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, "mono_conv_to_r8", FALSE);
3863 register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, "mono_conv_to_r4", FALSE);
3864 register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, "mono_fconv_r4", FALSE);
3865 register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, "mono_fconv_i1", FALSE);
3866 register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, "mono_fconv_i2", FALSE);
3867 register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3868 register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, "mono_fconv_u1", FALSE);
3869 register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, "mono_fconv_u2", FALSE);
3871 #if SIZEOF_VOID_P == 4
3872 register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3875 register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, "mono_fcmp_eq", FALSE);
3876 register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, "mono_fcmp_lt", FALSE);
3877 register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, "mono_fcmp_gt", FALSE);
3878 register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, "mono_fcmp_le", FALSE);
3879 register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, "mono_fcmp_ge", FALSE);
3880 register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, "mono_fcmp_ne_un", FALSE);
3881 register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, "mono_fcmp_lt_un", FALSE);
3882 register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, "mono_fcmp_gt_un", FALSE);
3883 register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, "mono_fcmp_le_un", FALSE);
3884 register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, "mono_fcmp_ge_un", FALSE);
3886 register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, "mono_fceq", FALSE);
3887 register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, "mono_fcgt", FALSE);
3888 register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, "mono_fcgt_un", FALSE);
3889 register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, "mono_fclt", FALSE);
3890 register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, "mono_fclt_un", FALSE);
3892 register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
3893 register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
3894 register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
3895 register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
3898 register_icall (mono_ckfinite, "mono_ckfinite", "double double", FALSE);
3900 #ifdef COMPRESSED_INTERFACE_BITMAP
3901 register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
3904 #if SIZEOF_REGISTER == 4
3905 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, "mono_fconv_u4", TRUE);
3907 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "ulong double", mono_fconv_u8, "mono_fconv_u8", TRUE);
3910 /* other jit icalls */
3911 register_icall (ves_icall_mono_delegate_ctor, "ves_icall_mono_delegate_ctor", "void object object ptr", FALSE);
3912 register_icall (mono_class_static_field_address , "mono_class_static_field_address",
3913 "ptr ptr ptr", FALSE);
3914 register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
3915 register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
3916 "ptr ptr ptr ptr", FALSE);
3917 register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
3918 register_icall (ves_icall_mono_ldstr, "ves_icall_mono_ldstr", "object ptr ptr int32", FALSE);
3919 register_icall (mono_helper_stelem_ref_check, "mono_helper_stelem_ref_check", "void object object", FALSE);
3920 register_icall (ves_icall_object_new, "ves_icall_object_new", "object ptr ptr", FALSE);
3921 register_icall (ves_icall_object_new_specific, "ves_icall_object_new_specific", "object ptr", FALSE);
3922 register_icall (ves_icall_array_new, "ves_icall_array_new", "object ptr ptr int32", FALSE);
3923 register_icall (ves_icall_array_new_specific, "ves_icall_array_new_specific", "object ptr int32", FALSE);
3924 register_icall (ves_icall_runtime_class_init, "ves_icall_runtime_class_init", "void ptr", FALSE);
3925 register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
3926 register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
3927 register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
3928 register_icall (mono_helper_compile_generic_method, "mono_helper_compile_generic_method", "ptr object ptr ptr", FALSE);
3929 register_icall (mono_helper_ldstr, "mono_helper_ldstr", "object ptr int", FALSE);
3930 register_icall (mono_helper_ldstr_mscorlib, "mono_helper_ldstr_mscorlib", "object int", FALSE);
3931 register_icall (mono_helper_newobj_mscorlib, "mono_helper_newobj_mscorlib", "object int", FALSE);
3932 register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
3933 register_icall (mono_object_castclass_unbox, "mono_object_castclass_unbox", "object object ptr", FALSE);
3934 register_icall (mono_break, "mono_break", NULL, TRUE);
3935 register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
3936 register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
3937 register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
3938 register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
3939 register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
3940 register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
3941 register_icall (mono_array_new_4, "mono_array_new_4", "object ptr int int int int", FALSE);
3942 register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
3943 register_icall (mono_resume_unwind, "mono_resume_unwind", "void", TRUE);
3944 register_icall (mono_gsharedvt_constrained_call, "mono_gsharedvt_constrained_call", "object ptr ptr ptr ptr ptr", FALSE);
3945 register_icall (mono_gsharedvt_value_copy, "mono_gsharedvt_value_copy", "void ptr ptr ptr", TRUE);
3947 register_icall (mono_gc_wbarrier_value_copy_bitmap, "mono_gc_wbarrier_value_copy_bitmap", "void ptr ptr int int", FALSE);
3949 register_icall (mono_object_castclass_with_cache, "mono_object_castclass_with_cache", "object object ptr ptr", FALSE);
3950 register_icall (mono_object_isinst_with_cache, "mono_object_isinst_with_cache", "object object ptr ptr", FALSE);
3951 register_icall (mono_generic_class_init, "mono_generic_class_init", "void ptr", FALSE);
3952 register_icall (mono_fill_class_rgctx, "mono_fill_class_rgctx", "ptr ptr int", FALSE);
3953 register_icall (mono_fill_method_rgctx, "mono_fill_method_rgctx", "ptr ptr int", FALSE);
3955 register_icall (mono_debugger_agent_user_break, "mono_debugger_agent_user_break", "void", FALSE);
3957 register_icall (mono_aot_init_llvm_method, "mono_aot_init_llvm_method", "void ptr int", TRUE);
3958 register_icall (mono_aot_init_gshared_method_this, "mono_aot_init_gshared_method_this", "void ptr int object", TRUE);
3959 register_icall (mono_aot_init_gshared_method_mrgctx, "mono_aot_init_gshared_method_mrgctx", "void ptr int ptr", TRUE);
3960 register_icall (mono_aot_init_gshared_method_vtable, "mono_aot_init_gshared_method_vtable", "void ptr int ptr", TRUE);
3962 register_icall_no_wrapper (mono_resolve_iface_call_gsharedvt, "mono_resolve_iface_call_gsharedvt", "ptr object int ptr ptr");
3963 register_icall_no_wrapper (mono_resolve_vcall_gsharedvt, "mono_resolve_vcall_gsharedvt", "ptr object int ptr ptr");
3964 register_icall_no_wrapper (mono_resolve_generic_virtual_call, "mono_resolve_generic_virtual_call", "ptr ptr int ptr");
3965 register_icall_no_wrapper (mono_resolve_generic_virtual_iface_call, "mono_resolve_generic_virtual_iface_call", "ptr ptr int ptr");
3966 /* This needs a wrapper so it can have a preserveall cconv */
3967 register_icall (mono_init_vtable_slot, "mono_init_vtable_slot", "ptr ptr int", FALSE);
3968 register_icall (mono_llvmonly_init_delegate, "mono_llvmonly_init_delegate", "void object", TRUE);
3969 register_icall (mono_llvmonly_init_delegate_virtual, "mono_llvmonly_init_delegate_virtual", "void object object ptr", TRUE);
3970 register_icall (mono_get_assembly_object, "mono_get_assembly_object", "object ptr", TRUE);
3971 register_icall (mono_get_method_object, "mono_get_method_object", "object ptr", TRUE);
3972 register_icall (mono_throw_method_access, "mono_throw_method_access", "void ptr ptr", FALSE);
3974 register_icall_with_wrapper (mono_monitor_enter, "mono_monitor_enter", "void obj");
3975 register_icall_with_wrapper (mono_monitor_enter_v4, "mono_monitor_enter_v4", "void obj ptr");
3976 register_icall_no_wrapper (mono_monitor_enter_fast, "mono_monitor_enter_fast", "int obj");
3977 register_icall_no_wrapper (mono_monitor_enter_v4_fast, "mono_monitor_enter_v4_fast", "int obj ptr");
3980 register_icall (pthread_getspecific, "pthread_getspecific", "ptr ptr", TRUE);
3984 MonoJitStats mono_jit_stats = {0};
3987 print_jit_stats (void)
3989 if (mono_jit_stats.enabled) {
3990 g_print ("Mono Jit statistics\n");
3991 g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
3992 mono_jit_stats.max_ratio_method);
3993 g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
3994 mono_jit_stats.biggest_method);
3996 g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
3997 g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
3998 g_print ("Used classes: %ld\n", mono_stats.used_class_count);
3999 g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
4000 g_print ("Methods: %ld\n", mono_stats.method_count);
4001 g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
4002 g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
4003 g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
4005 g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
4006 g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
4007 g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
4009 g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
4010 g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
4011 g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
4012 g_print ("Shared vtype generic methods: %ld\n", mono_stats.gsharedvt_methods);
4014 g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
4015 g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
4016 g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
4017 g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
4018 g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
4019 g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
4020 g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
4021 g_print ("IMT thunks size: %ld\n", mono_stats.imt_thunks_size);
4023 g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
4024 g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
4025 g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
4027 g_free (mono_jit_stats.max_ratio_method);
4028 mono_jit_stats.max_ratio_method = NULL;
4029 g_free (mono_jit_stats.biggest_method);
4030 mono_jit_stats.biggest_method = NULL;
4035 mini_cleanup (MonoDomain *domain)
4037 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
4038 mono_runtime_shutdown_stat_profiler ();
4041 cominterop_release_all_rcws ();
4044 #ifndef MONO_CROSS_COMPILE
4046 * mono_domain_finalize () needs to be called early since it needs the
4047 * execution engine still fully working (it may invoke managed finalizers).
4049 mono_domain_finalize (domain, 2000);
4052 /* This accesses metadata so needs to be called before runtime shutdown */
4055 #ifndef MONO_CROSS_COMPILE
4056 mono_runtime_cleanup (domain);
4059 mono_profiler_shutdown ();
4061 free_jit_tls_data ((MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id));
4063 mono_icall_cleanup ();
4065 mono_runtime_cleanup_handlers ();
4067 #ifndef MONO_CROSS_COMPILE
4068 mono_domain_free (domain, TRUE);
4073 mono_llvm_cleanup ();
4076 mono_aot_cleanup ();
4078 mono_trampolines_cleanup ();
4080 mono_unwind_cleanup ();
4082 mono_code_manager_destroy (global_codeman);
4083 g_free (vtable_trampolines);
4085 mini_jit_cleanup ();
4087 mono_tramp_info_cleanup ();
4089 mono_arch_cleanup ();
4091 mono_generic_sharing_cleanup ();
4095 mono_trace_cleanup ();
4097 mono_counters_dump (MONO_COUNTER_SECTION_MASK | MONO_COUNTER_MONOTONIC, stdout);
4099 if (mono_inject_async_exc_method)
4100 mono_method_desc_free (mono_inject_async_exc_method);
4102 mono_native_tls_free (mono_jit_tls_id);
4104 mono_os_mutex_destroy (&jit_mutex);
4106 mono_code_manager_cleanup ();
4110 mono_set_defaults (int verbose_level, guint32 opts)
4112 mini_verbose = verbose_level;
4113 mono_set_optimizations (opts);
4117 mono_disable_optimizations (guint32 opts)
4119 default_opt &= ~opts;
4123 mono_set_optimizations (guint32 opts)
4126 default_opt_set = TRUE;
4127 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
4128 mono_set_generic_sharing_vt_supported (mono_aot_only || ((default_opt & MONO_OPT_GSHAREDVT) != 0));
4131 mono_set_generic_sharing_vt_supported (TRUE);
4136 mono_set_verbose_level (guint32 level)
4138 mini_verbose = level;
4142 * mono_get_runtime_build_info:
4144 * Return the runtime version + build date in string format.
4145 * The returned string is owned by the caller. The returned string
4146 * format is "VERSION (FULL_VERSION BUILD_DATE)" and build date is optional.
4149 mono_get_runtime_build_info (void)
4151 if (mono_build_date)
4152 return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
4154 return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
4158 mono_precompile_assembly (MonoAssembly *ass, void *user_data)
4160 GHashTable *assemblies = (GHashTable*)user_data;
4161 MonoImage *image = mono_assembly_get_image (ass);
4162 MonoMethod *method, *invoke;
4165 if (g_hash_table_lookup (assemblies, ass))
4168 g_hash_table_insert (assemblies, ass, ass);
4170 if (mini_verbose > 0)
4171 printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
4173 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
4176 method = mono_get_method_checked (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL, NULL, &error);
4178 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4181 if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
4183 if (method->is_generic || method->klass->generic_container)
4187 if (mini_verbose > 1) {
4188 char * desc = mono_method_full_name (method, TRUE);
4189 g_print ("Compiling %d %s\n", count, desc);
4192 mono_compile_method_checked (method, &error);
4193 if (!is_ok (&error)) {
4194 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4197 if (strcmp (method->name, "Finalize") == 0) {
4198 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
4199 mono_compile_method_checked (invoke, &error);
4200 mono_error_assert_ok (&error);
4202 #ifndef DISABLE_REMOTING
4203 if (mono_class_is_marshalbyref (method->klass) && mono_method_signature (method)->hasthis) {
4204 invoke = mono_marshal_get_remoting_invoke_with_check (method);
4205 mono_compile_method_checked (invoke, &error);
4206 mono_error_assert_ok (&error);
4211 /* Load and precompile referenced assemblies as well */
4212 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
4213 mono_assembly_load_reference (image, i);
4214 if (image->references [i])
4215 mono_precompile_assembly (image->references [i], assemblies);
4219 void mono_precompile_assemblies ()
4221 GHashTable *assemblies = g_hash_table_new (NULL, NULL);
4223 mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
4225 g_hash_table_destroy (assemblies);
4230 * Have to export this for AOT.
4233 mono_personality (void)
4236 g_assert_not_reached ();