3 * mini-runtime.c: Runtime code for the JIT
6 * Paolo Molaro (lupus@ximian.com)
7 * Dietmar Maurer (dietmar@ximian.com)
9 * Copyright 2002-2003 Ximian, Inc.
10 * Copyright 2003-2010 Novell, Inc.
11 * Copyright 2011-2015 Xamarin, Inc (http://www.xamarin.com)
12 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
23 #ifdef HAVE_SYS_TIME_H
30 #include <mono/utils/memcheck.h>
32 #include <mono/metadata/assembly.h>
33 #include <mono/metadata/loader.h>
34 #include <mono/metadata/tabledefs.h>
35 #include <mono/metadata/class.h>
36 #include <mono/metadata/object.h>
37 #include <mono/metadata/tokentype.h>
38 #include <mono/metadata/tabledefs.h>
39 #include <mono/metadata/threads.h>
40 #include <mono/metadata/appdomain.h>
41 #include <mono/metadata/debug-helpers.h>
42 #include "mono/metadata/profiler.h"
43 #include <mono/metadata/profiler-private.h>
44 #include <mono/metadata/mono-config.h>
45 #include <mono/metadata/environment.h>
46 #include <mono/metadata/mono-debug.h>
47 #include <mono/metadata/gc-internals.h>
48 #include <mono/metadata/threads-types.h>
49 #include <mono/metadata/mempool-internals.h>
50 #include <mono/metadata/attach.h>
51 #include <mono/metadata/runtime.h>
52 #include <mono/metadata/reflection-internals.h>
53 #include <mono/metadata/monitor.h>
54 #include <mono/utils/mono-math.h>
55 #include <mono/utils/mono-compiler.h>
56 #include <mono/utils/mono-counters.h>
57 #include <mono/utils/mono-error-internals.h>
58 #include <mono/utils/mono-logger-internals.h>
59 #include <mono/utils/mono-mmap.h>
60 #include <mono/utils/mono-path.h>
61 #include <mono/utils/mono-tls.h>
62 #include <mono/utils/mono-hwcap.h>
63 #include <mono/utils/dtrace.h>
64 #include <mono/utils/mono-signal-handler.h>
65 #include <mono/utils/mono-threads.h>
66 #include <mono/utils/mono-threads-coop.h>
67 #include <mono/utils/checked-build.h>
68 #include <mono/metadata/w32handle.h>
69 #include <mono/io-layer/io-layer.h>
72 #include "seq-points.h"
79 #include "jit-icalls.h"
82 #include "mini-llvm.h"
83 #include "debugger-agent.h"
85 #ifdef MONO_ARCH_LLVM_SUPPORTED
87 #include "mini-llvm-cpp.h"
92 static guint32 default_opt = 0;
93 static gboolean default_opt_set = FALSE;
95 MonoNativeTlsKey mono_jit_tls_id;
97 #ifdef MONO_HAVE_FAST_TLS
98 MONO_FAST_TLS_DECLARE(mono_jit_tls);
101 gboolean mono_compile_aot = FALSE;
102 /* If this is set, no code is generated dynamically, everything is taken from AOT files */
103 gboolean mono_aot_only = FALSE;
104 /* Same as mono_aot_only, but only LLVM compiled code is used, no trampolines */
105 gboolean mono_llvm_only = FALSE;
106 MonoAotMode mono_aot_mode = MONO_AOT_MODE_NONE;
108 const char *mono_build_date;
109 gboolean mono_do_signal_chaining;
110 gboolean mono_do_crash_chaining;
111 int mini_verbose = 0;
114 * This flag controls whenever the runtime uses LLVM for JIT compilation, and whenever
115 * it can load AOT code compiled by LLVM.
117 gboolean mono_use_llvm = FALSE;
119 #define mono_jit_lock() mono_os_mutex_lock (&jit_mutex)
120 #define mono_jit_unlock() mono_os_mutex_unlock (&jit_mutex)
121 static mono_mutex_t jit_mutex;
123 static MonoCodeManager *global_codeman;
125 MonoDebugOptions debug_options;
127 #ifdef VALGRIND_JIT_REGISTER_MAP
128 int valgrind_register;
131 static GSList *tramp_infos;
133 static void register_icalls (void);
136 mono_running_on_valgrind (void)
139 if (RUNNING_ON_VALGRIND){
140 #ifdef VALGRIND_JIT_REGISTER_MAP
141 valgrind_register = TRUE;
155 find_tramp (gpointer key, gpointer value, gpointer user_data)
157 FindTrampUserData *ud = (FindTrampUserData*)user_data;
160 ud->method = (MonoMethod*)key;
164 G_GNUC_UNUSED static char*
165 get_method_from_ip (void *ip)
171 MonoDomain *domain = mono_domain_get ();
172 MonoDebugSourceLocation *location;
173 FindTrampUserData user_data;
176 domain = mono_get_root_domain ();
178 ji = mono_jit_info_table_find_internal (domain, (char *)ip, TRUE, TRUE);
181 user_data.method = NULL;
182 mono_domain_lock (domain);
183 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
184 mono_domain_unlock (domain);
185 if (user_data.method) {
186 char *mname = mono_method_full_name (user_data.method, TRUE);
187 res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
193 } else if (ji->is_trampoline) {
194 res = g_strdup_printf ("<%p - %s trampoline>", ip, ((MonoTrampInfo*)ji->d.tramp_info)->name);
198 method = jinfo_get_method (ji);
199 method_name = mono_method_full_name (method, TRUE);
200 /* FIXME: unused ? */
201 location = mono_debug_lookup_source_location (method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
203 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);
205 mono_debug_free_source_location (location);
206 g_free (method_name);
213 * @ip: an instruction pointer address
215 * This method is used from a debugger to get the name of the
216 * method at address @ip. This routine is typically invoked from
217 * a debugger like this:
219 * (gdb) print mono_pmip ($pc)
221 * Returns: the name of the method at address @ip.
226 return get_method_from_ip (ip);
230 * mono_print_method_from_ip
231 * @ip: an instruction pointer address
233 * This method is used from a debugger to get the name of the
234 * method at address @ip.
236 * This prints the name of the method at address @ip in the standard
237 * output. Unlike mono_pmip which returns a string, this routine
238 * prints the value on the standard output.
241 /* Prevent the linker from optimizing this away in embedding setups to help debugging */
242 __attribute__((used))
245 mono_print_method_from_ip (void *ip)
249 MonoDebugSourceLocation *source;
250 MonoDomain *domain = mono_domain_get ();
251 MonoDomain *target_domain = mono_domain_get ();
252 FindTrampUserData user_data;
253 MonoGenericSharingContext*gsctx;
254 const char *shared_type;
257 domain = mono_get_root_domain ();
258 ji = mini_jit_info_table_find_ext (domain, (char *)ip, TRUE, &target_domain);
259 if (ji && ji->is_trampoline) {
260 MonoTrampInfo *tinfo = (MonoTrampInfo *)ji->d.tramp_info;
262 printf ("IP %p is at offset 0x%x of trampoline '%s'.\n", ip, (int)((guint8*)ip - tinfo->code), tinfo->name);
268 user_data.method = NULL;
269 mono_domain_lock (domain);
270 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
271 mono_domain_unlock (domain);
273 if (user_data.method) {
274 char *mname = mono_method_full_name (user_data.method, TRUE);
275 printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
280 g_print ("No method at %p\n", ip);
284 method = mono_method_full_name (jinfo_get_method (ji), TRUE);
285 source = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
287 gsctx = mono_jit_info_get_generic_sharing_context (ji);
290 if (gsctx->is_gsharedvt)
291 shared_type = "gsharedvt ";
293 shared_type = "gshared ";
296 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);
299 g_print ("%s:%d\n", source->source_file, source->row);
302 mono_debug_free_source_location (source);
307 * mono_method_same_domain:
309 * Determine whenever two compiled methods are in the same domain, thus
310 * the address of the callee can be embedded in the caller.
312 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
316 if (!caller || caller->is_trampoline || !callee || callee->is_trampoline)
320 * If the call was made from domain-neutral to domain-specific
321 * code, we can't patch the call site.
323 if (caller->domain_neutral && !callee->domain_neutral)
326 cmethod = jinfo_get_method (caller);
327 if ((cmethod->klass == mono_defaults.appdomain_class) &&
328 (strstr (cmethod->name, "InvokeInDomain"))) {
329 /* The InvokeInDomain methods change the current appdomain */
337 * mono_global_codeman_reserve:
339 * Allocate code memory from the global code manager.
341 void *mono_global_codeman_reserve (int size)
346 g_error ("Attempting to allocate from the global code manager while running in aot-only mode.\n");
348 if (!global_codeman) {
349 /* This can happen during startup */
350 global_codeman = mono_code_manager_new ();
351 return mono_code_manager_reserve (global_codeman, size);
355 ptr = mono_code_manager_reserve (global_codeman, size);
361 #if defined(__native_client_codegen__) && defined(__native_client__)
365 #ifdef __native_client_gc__
366 __nacl_suspend_thread_if_needed();
369 #endif /* __native_client__ */
372 * mono_create_unwind_op:
374 * Create an unwind op with the given parameters.
377 mono_create_unwind_op (int when, int tag, int reg, int val)
379 MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
390 mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
392 MonoJumpInfoToken *res = (MonoJumpInfoToken *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
395 res->has_context = context != NULL;
397 memcpy (&res->context, context, sizeof (MonoGenericContext));
403 mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
405 return mono_jump_info_token_new2 (mp, image, token, NULL);
409 * mono_tramp_info_create:
411 * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
412 * of JI, and UNWIND_OPS.
415 mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
417 MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
419 info->name = g_strdup ((char*)name);
421 info->code_size = code_size;
423 info->unwind_ops = unwind_ops;
429 mono_tramp_info_free (MonoTrampInfo *info)
434 mono_free_unwind_info (info->unwind_ops);
439 register_trampoline_jit_info (MonoDomain *domain, MonoTrampInfo *info)
443 ji = (MonoJitInfo *)mono_domain_alloc0 (domain, mono_jit_info_size ((MonoJitInfoFlags)0, 0, 0));
444 mono_jit_info_init (ji, NULL, info->code, info->code_size, (MonoJitInfoFlags)0, 0, 0);
445 ji->d.tramp_info = info;
446 ji->is_trampoline = TRUE;
448 ji->unwind_info = mono_cache_unwind_info (info->uw_info, info->uw_info_len);
450 mono_jit_info_table_add (domain, ji);
454 * mono_tramp_info_register:
456 * Remember INFO for use by xdebug, mono_print_method_from_ip (), jit maps, etc.
461 mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain)
469 domain = mono_get_root_domain ();
471 copy = g_new0 (MonoTrampInfo, 1);
472 copy->code = info->code;
473 copy->code_size = info->code_size;
474 copy->name = g_strdup (info->name);
476 if (info->unwind_ops) {
477 copy->uw_info = mono_unwind_ops_encode (info->unwind_ops, ©->uw_info_len);
479 /* Trampolines from aot have the unwind ops already encoded */
480 copy->uw_info = info->uw_info;
481 copy->uw_info_len = info->uw_info_len;
485 tramp_infos = g_slist_prepend (tramp_infos, copy);
488 mono_save_trampoline_xdebug_info (info);
490 /* Only register trampolines that have unwind infos */
491 if (mono_get_root_domain () && copy->uw_info)
492 register_trampoline_jit_info (domain, copy);
494 if (mono_jit_map_is_enabled ())
495 mono_emit_jit_tramp (info->code, info->code_size, info->name);
497 mono_tramp_info_free (info);
501 mono_tramp_info_cleanup (void)
505 for (l = tramp_infos; l; l = l->next) {
506 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
508 mono_tramp_info_free (info);
510 g_slist_free (tramp_infos);
513 /* Register trampolines created before the root domain was created in the jit info tables */
515 register_trampolines (MonoDomain *domain)
519 for (l = tramp_infos; l; l = l->next) {
520 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
522 register_trampoline_jit_info (domain, info);
526 G_GNUC_UNUSED static void
532 * Runtime debugging tool, use if (debug_count ()) <x> else <y> to do <x> the first COUNT times, then do <y> afterwards.
533 * Set a breakpoint in break_count () to break the last time <x> is done.
535 G_GNUC_UNUSED gboolean
536 mono_debug_count (void)
538 static int count = 0;
539 static gboolean inited;
540 static const char *value;
545 value = g_getenv ("COUNT");
552 if (count == atoi (value))
555 if (count > atoi (value))
562 mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
567 gconstpointer trampoline;
568 MonoDomain *domain = mono_get_root_domain ();
569 gboolean check_exc = TRUE;
571 if (callinfo->wrapper)
572 return callinfo->wrapper;
574 if (callinfo->trampoline)
575 return callinfo->trampoline;
577 if (!strcmp (callinfo->name, "mono_thread_interruption_checkpoint"))
578 /* This icall is used to check for exceptions, so don't check in the wrapper */
581 name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
582 wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_exc);
586 trampoline = mono_compile_method_checked (wrapper, &error);
587 mono_error_assert_ok (&error);
590 trampoline = mono_create_jit_trampoline (domain, wrapper, &error);
591 mono_error_assert_ok (&error);
592 trampoline = mono_create_ftnptr (domain, (gpointer)trampoline);
596 if (!callinfo->trampoline) {
597 mono_register_jit_icall_wrapper (callinfo, trampoline);
598 callinfo->trampoline = trampoline;
600 mono_loader_unlock ();
602 return callinfo->trampoline;
606 mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
608 return mono_icall_get_wrapper_full (callinfo, FALSE);
611 static MonoJitDynamicMethodInfo*
612 mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
614 MonoJitDynamicMethodInfo *res;
616 if (domain_jit_info (domain)->dynamic_code_hash)
617 res = (MonoJitDynamicMethodInfo *)g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
624 register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
627 mini_register_opcode_emulation (opcode, name, sigstr, func, symbol, no_throw);
629 MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
631 g_assert (!sig->hasthis);
632 g_assert (sig->param_count < 3);
634 /* Opcode emulation functions are assumed to don't call mono_raise_exception () */
635 mono_register_jit_icall_full (func, name, sig, no_throw, TRUE, symbol);
640 * For JIT icalls implemented in C.
641 * NAME should be the same as the name of the C function whose address is FUNC.
642 * If @avoid_wrapper is TRUE, no wrapper is generated. This is for perf critical icalls which
643 * can't throw exceptions.
646 register_icall (gpointer func, const char *name, const char *sigstr, gboolean avoid_wrapper)
648 MonoMethodSignature *sig;
651 sig = mono_create_icall_signature (sigstr);
655 mono_register_jit_icall_full (func, name, sig, avoid_wrapper, FALSE, avoid_wrapper ? name : NULL);
659 register_icall_no_wrapper (gpointer func, const char *name, const char *sigstr)
661 MonoMethodSignature *sig;
664 sig = mono_create_icall_signature (sigstr);
668 mono_register_jit_icall_full (func, name, sig, TRUE, FALSE, name);
672 register_icall_with_wrapper (gpointer func, const char *name, const char *sigstr)
674 MonoMethodSignature *sig;
677 sig = mono_create_icall_signature (sigstr);
681 mono_register_jit_icall_full (func, name, sig, FALSE, FALSE, NULL);
685 register_dyn_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
687 MonoMethodSignature *sig;
690 sig = mono_create_icall_signature (sigstr);
694 mono_register_jit_icall (func, name, sig, save);
697 #ifdef MONO_HAVE_FAST_TLS
698 MONO_FAST_TLS_DECLARE(mono_lmf_addr);
699 #ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
701 * When this is defined, the current lmf is stored in this tls variable instead of in
704 MONO_FAST_TLS_DECLARE(mono_lmf);
709 mono_get_jit_tls_offset (void)
715 offset = mono_jit_tls_id;
717 /* FIXME: Happens during startup */
720 MONO_THREAD_VAR_OFFSET (mono_jit_tls, offset);
726 mono_get_lmf_tls_offset (void)
728 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
730 MONO_THREAD_VAR_OFFSET(mono_lmf,offset);
738 mono_get_lmf_addr_tls_offset (void)
741 MONO_THREAD_VAR_OFFSET(mono_lmf_addr,offset);
748 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
749 return (MonoLMF *)MONO_FAST_TLS_GET (mono_lmf);
751 MonoJitTlsData *jit_tls;
753 if ((jit_tls = mono_native_tls_get_value (mono_jit_tls_id)))
756 * We do not assert here because this function can be called from
757 * mini-gc.c on a thread that has not executed any managed code, yet
758 * (the thread object allocation can trigger a collection).
765 mono_get_lmf_addr (void)
767 #ifdef MONO_HAVE_FAST_TLS
768 return (MonoLMF **)MONO_FAST_TLS_GET (mono_lmf_addr);
770 MonoJitTlsData *jit_tls;
772 jit_tls = mono_native_tls_get_value (mono_jit_tls_id);
773 if (G_LIKELY (jit_tls))
774 return &jit_tls->lmf;
777 * When resolving the call to mono_jit_thread_attach full-aot will look
778 * in the plt, which causes a call into the generic trampoline, which in turn
779 * tries to resolve the lmf_addr creating a cyclic dependency. We cannot
780 * call mono_jit_thread_attach from the native-to-managed wrapper, without
781 * mono_get_lmf_addr, and mono_get_lmf_addr requires the thread to be attached.
784 mono_thread_attach (mono_get_root_domain ());
785 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
787 if ((jit_tls = mono_native_tls_get_value (mono_jit_tls_id)))
788 return &jit_tls->lmf;
790 g_assert_not_reached ();
796 mono_set_lmf (MonoLMF *lmf)
798 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
799 MONO_FAST_TLS_SET (mono_lmf, lmf);
802 (*mono_get_lmf_addr ()) = lmf;
806 mono_get_jit_tls (void)
808 return (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
812 mono_set_jit_tls (MonoJitTlsData *jit_tls)
814 MonoThreadInfo *info;
816 mono_native_tls_set_value (mono_jit_tls_id, jit_tls);
818 #ifdef MONO_HAVE_FAST_TLS
819 MONO_FAST_TLS_SET (mono_jit_tls, jit_tls);
822 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
823 info = mono_thread_info_current ();
825 mono_thread_info_tls_set (info, TLS_KEY_JIT_TLS, jit_tls);
829 mono_set_lmf_addr (gpointer lmf_addr)
831 MonoThreadInfo *info;
833 #ifdef MONO_HAVE_FAST_TLS
834 MONO_FAST_TLS_SET (mono_lmf_addr, lmf_addr);
837 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
838 info = mono_thread_info_current ();
840 mono_thread_info_tls_set (info, TLS_KEY_LMF_ADDR, lmf_addr);
844 * mono_jit_thread_attach:
846 * Called by Xamarin.Mac and other products. Attach thread to runtime if
847 * needed and switch to @domain.
849 * @return the original domain which needs to be restored, or NULL.
852 mono_jit_thread_attach (MonoDomain *domain)
857 g_assert (!mono_threads_is_coop_enabled ());
860 /* Happens when called from AOTed code which is only used in the root domain. */
861 domain = mono_get_root_domain ();
866 #ifdef MONO_HAVE_FAST_TLS
867 attached = MONO_FAST_TLS_GET (mono_lmf_addr) != NULL;
869 attached = mono_native_tls_get_value (mono_jit_tls_id) != NULL;
873 mono_thread_attach (domain);
876 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
879 orig = mono_domain_get ();
881 mono_domain_set (domain, TRUE);
883 return orig != domain ? orig : NULL;
887 * mono_jit_set_domain:
889 * Set domain to @domain if @domain is not null
892 mono_jit_set_domain (MonoDomain *domain)
894 g_assert (!mono_threads_is_coop_enabled ());
897 mono_domain_set (domain, TRUE);
902 * @obj: exception object
904 * abort the thread, print exception information and stack trace
907 mono_thread_abort (MonoObject *obj)
909 /* MonoJitTlsData *jit_tls = mono_native_tls_get_value (mono_jit_tls_id); */
911 /* handle_remove should be eventually called for this thread, too
914 if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
915 (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
918 mono_invoke_unhandled_exception_hook (obj);
923 setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
925 MonoJitTlsData *jit_tls;
928 jit_tls = (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
932 jit_tls = g_new0 (MonoJitTlsData, 1);
934 jit_tls->abort_func = (void (*)(MonoObject *))abort_func;
935 jit_tls->end_of_stack = stack_start;
937 mono_set_jit_tls (jit_tls);
939 lmf = g_new0 (MonoLMF, 1);
940 MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
942 jit_tls->first_lmf = lmf;
944 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
945 /* jit_tls->lmf is unused */
946 MONO_FAST_TLS_SET (mono_lmf, lmf);
947 mono_set_lmf_addr (MONO_FAST_TLS_ADDR (mono_lmf));
949 mono_set_lmf_addr (&jit_tls->lmf);
954 #ifdef MONO_ARCH_HAVE_TLS_INIT
955 mono_arch_tls_init ();
958 mono_setup_altstack (jit_tls);
964 free_jit_tls_data (MonoJitTlsData *jit_tls)
966 mono_arch_free_jit_tls_data (jit_tls);
967 mono_free_altstack (jit_tls);
969 g_free (jit_tls->first_lmf);
974 mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
976 MonoThreadInfo *thread;
977 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
978 thread = mono_thread_info_current_unchecked ();
980 thread->jit_data = jit_tls;
982 mono_arch_cpu_init ();
985 void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
988 mono_thread_abort_dummy (MonoObject *obj)
990 if (mono_thread_attach_aborted_cb)
991 mono_thread_attach_aborted_cb (obj);
993 mono_thread_abort (obj);
997 mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
999 MonoThreadInfo *thread;
1000 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
1001 thread = mono_thread_info_current_unchecked ();
1003 thread->jit_data = jit_tls;
1005 mono_arch_cpu_init ();
1009 mini_thread_cleanup (MonoNativeThreadId tid)
1011 MonoJitTlsData *jit_tls = NULL;
1012 MonoThreadInfo *info;
1014 info = mono_thread_info_current_unchecked ();
1016 /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
1017 * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
1018 * not a trivial thing.
1020 * The current offender is mono_thread_manage which cleanup threads from the outside.
1022 if (info && mono_thread_info_get_tid (info) == tid) {
1023 jit_tls = (MonoJitTlsData *)info->jit_data;
1024 info->jit_data = NULL;
1026 mono_set_jit_tls (NULL);
1028 /* If we attach a thread but never call into managed land, we might never get an lmf.*/
1029 if (mono_get_lmf ()) {
1030 mono_set_lmf (NULL);
1031 mono_set_lmf_addr (NULL);
1034 info = mono_thread_info_lookup (tid);
1036 jit_tls = (MonoJitTlsData *)info->jit_data;
1037 info->jit_data = NULL;
1039 mono_hazard_pointer_clear (mono_hazard_pointer_get (), 1);
1043 free_jit_tls_data (jit_tls);
1047 mini_get_tls_offset (MonoTlsKey key)
1050 g_assert (MONO_ARCH_HAVE_TLS_GET);
1053 case TLS_KEY_THREAD:
1054 offset = mono_thread_get_tls_offset ();
1056 case TLS_KEY_JIT_TLS:
1057 offset = mono_get_jit_tls_offset ();
1059 case TLS_KEY_DOMAIN:
1060 offset = mono_domain_get_tls_offset ();
1063 offset = mono_get_lmf_tls_offset ();
1065 case TLS_KEY_LMF_ADDR:
1066 offset = mono_get_lmf_addr_tls_offset ();
1069 offset = mono_tls_key_get_offset (key);
1070 g_assert (offset != -1);
1078 mini_tls_key_supported (MonoTlsKey key)
1080 if (!MONO_ARCH_HAVE_TLS_GET)
1083 return mini_get_tls_offset (key) != -1;
1087 mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
1089 MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
1093 ji->data.target = target;
1099 #if !defined(DISABLE_LOGGING) && !defined(DISABLE_JIT)
1101 static const char* const patch_info_str[] = {
1102 #define PATCH_INFO(a,b) "" #a,
1103 #include "patch-info.h"
1108 mono_ji_type_to_string (MonoJumpInfoType type)
1110 return patch_info_str [type];
1114 mono_print_ji (const MonoJumpInfo *ji)
1117 case MONO_PATCH_INFO_RGCTX_FETCH: {
1118 MonoJumpInfoRgctxEntry *entry = ji->data.rgctx_entry;
1120 printf ("[RGCTX_FETCH ");
1121 mono_print_ji (entry->data);
1122 printf (" - %s]", mono_rgctx_info_type_to_str (entry->info_type));
1125 case MONO_PATCH_INFO_METHODCONST: {
1126 char *s = mono_method_full_name (ji->data.method, TRUE);
1127 printf ("[METHODCONST - %s]", s);
1131 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1132 printf ("[INTERNAL_METHOD - %s]", ji->data.name);
1136 printf ("[%s]", patch_info_str [ji->type]);
1144 mono_ji_type_to_string (MonoJumpInfoType type)
1150 mono_print_ji (const MonoJumpInfo *ji)
1157 * mono_patch_info_dup_mp:
1159 * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
1162 mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
1164 MonoJumpInfo *res = (MonoJumpInfo *)mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
1165 memcpy (res, patch_info, sizeof (MonoJumpInfo));
1167 switch (patch_info->type) {
1168 case MONO_PATCH_INFO_RVA:
1169 case MONO_PATCH_INFO_LDSTR:
1170 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1171 case MONO_PATCH_INFO_LDTOKEN:
1172 case MONO_PATCH_INFO_DECLSEC:
1173 res->data.token = (MonoJumpInfoToken *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
1174 memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
1176 case MONO_PATCH_INFO_SWITCH:
1177 res->data.table = (MonoJumpInfoBBTable *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
1178 memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
1179 res->data.table->table = (MonoBasicBlock **)mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1180 memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1182 case MONO_PATCH_INFO_RGCTX_FETCH:
1183 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX:
1184 res->data.rgctx_entry = (MonoJumpInfoRgctxEntry *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
1185 memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
1186 res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
1188 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1189 res->data.del_tramp = (MonoDelegateClassMethodPair *)mono_mempool_alloc0 (mp, sizeof (MonoDelegateClassMethodPair));
1190 memcpy (res->data.del_tramp, patch_info->data.del_tramp, sizeof (MonoDelegateClassMethodPair));
1192 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1193 res->data.gsharedvt = (MonoJumpInfoGSharedVtCall *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoGSharedVtCall));
1194 memcpy (res->data.gsharedvt, patch_info->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
1196 case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
1197 MonoGSharedVtMethodInfo *info;
1198 MonoGSharedVtMethodInfo *oinfo;
1201 oinfo = patch_info->data.gsharedvt_method;
1202 info = (MonoGSharedVtMethodInfo *)mono_mempool_alloc (mp, sizeof (MonoGSharedVtMethodInfo));
1203 res->data.gsharedvt_method = info;
1204 memcpy (info, oinfo, sizeof (MonoGSharedVtMethodInfo));
1205 info->entries = (MonoRuntimeGenericContextInfoTemplate *)mono_mempool_alloc (mp, sizeof (MonoRuntimeGenericContextInfoTemplate) * info->count_entries);
1206 for (i = 0; i < oinfo->num_entries; ++i) {
1207 MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
1208 MonoRuntimeGenericContextInfoTemplate *template_ = &info->entries [i];
1210 memcpy (template_, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
1212 //info->locals_types = mono_mempool_alloc0 (mp, info->nlocals * sizeof (MonoType*));
1213 //memcpy (info->locals_types, oinfo->locals_types, info->nlocals * sizeof (MonoType*));
1216 case MONO_PATCH_INFO_VIRT_METHOD: {
1217 MonoJumpInfoVirtMethod *info;
1218 MonoJumpInfoVirtMethod *oinfo;
1220 oinfo = patch_info->data.virt_method;
1221 info = (MonoJumpInfoVirtMethod *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoVirtMethod));
1222 res->data.virt_method = info;
1223 memcpy (info, oinfo, sizeof (MonoJumpInfoVirtMethod));
1234 mono_patch_info_hash (gconstpointer data)
1236 const MonoJumpInfo *ji = (MonoJumpInfo*)data;
1239 case MONO_PATCH_INFO_RVA:
1240 case MONO_PATCH_INFO_LDSTR:
1241 case MONO_PATCH_INFO_LDTOKEN:
1242 case MONO_PATCH_INFO_DECLSEC:
1243 return (ji->type << 8) | ji->data.token->token;
1244 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1245 return (ji->type << 8) | ji->data.token->token | (ji->data.token->has_context ? (gsize)ji->data.token->context.class_inst : 0);
1246 case MONO_PATCH_INFO_INTERNAL_METHOD:
1247 return (ji->type << 8) | g_str_hash (ji->data.name);
1248 case MONO_PATCH_INFO_VTABLE:
1249 case MONO_PATCH_INFO_CLASS:
1250 case MONO_PATCH_INFO_IID:
1251 case MONO_PATCH_INFO_ADJUSTED_IID:
1252 case MONO_PATCH_INFO_METHODCONST:
1253 case MONO_PATCH_INFO_METHOD:
1254 case MONO_PATCH_INFO_METHOD_JUMP:
1255 case MONO_PATCH_INFO_IMAGE:
1256 case MONO_PATCH_INFO_ICALL_ADDR:
1257 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1258 case MONO_PATCH_INFO_FIELD:
1259 case MONO_PATCH_INFO_SFLDA:
1260 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1261 case MONO_PATCH_INFO_METHOD_RGCTX:
1262 case MONO_PATCH_INFO_SIGNATURE:
1263 case MONO_PATCH_INFO_TLS_OFFSET:
1264 case MONO_PATCH_INFO_METHOD_CODE_SLOT:
1265 case MONO_PATCH_INFO_AOT_JIT_INFO:
1266 return (ji->type << 8) | (gssize)ji->data.target;
1267 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1268 return (ji->type << 8) | (gssize)ji->data.gsharedvt->method;
1269 case MONO_PATCH_INFO_RGCTX_FETCH:
1270 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1271 MonoJumpInfoRgctxEntry *e = ji->data.rgctx_entry;
1273 return (ji->type << 8) | (gssize)e->method | (e->in_mrgctx) | e->info_type | mono_patch_info_hash (e->data);
1275 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1276 case MONO_PATCH_INFO_MSCORLIB_GOT_ADDR:
1277 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR:
1278 case MONO_PATCH_INFO_GC_NURSERY_START:
1279 case MONO_PATCH_INFO_GC_NURSERY_BITS:
1280 case MONO_PATCH_INFO_JIT_TLS_ID:
1281 case MONO_PATCH_INFO_GOT_OFFSET:
1282 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1283 case MONO_PATCH_INFO_AOT_MODULE:
1284 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1285 case MONO_PATCH_INFO_JIT_THREAD_ATTACH:
1286 return (ji->type << 8);
1287 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1288 return (ji->type << 8) | (ji->data.index);
1289 case MONO_PATCH_INFO_SWITCH:
1290 return (ji->type << 8) | ji->data.table->table_size;
1291 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1292 return (ji->type << 8) | (gssize)ji->data.gsharedvt_method->method;
1293 case MONO_PATCH_INFO_OBJC_SELECTOR_REF:
1294 /* Hash on the selector name */
1295 return g_str_hash (ji->data.target);
1296 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1297 return (ji->type << 8) | (gsize)ji->data.del_tramp->klass | (gsize)ji->data.del_tramp->method | (gsize)ji->data.del_tramp->is_virtual;
1298 case MONO_PATCH_INFO_LDSTR_LIT:
1299 return g_str_hash (ji->data.target);
1300 case MONO_PATCH_INFO_VIRT_METHOD: {
1301 MonoJumpInfoVirtMethod *info = ji->data.virt_method;
1303 return (ji->type << 8) | (gssize)info->klass | (gssize)info->method;
1305 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1306 return (ji->type << 8) | g_str_hash (ji->data.target);
1307 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1308 return (ji->type << 8) | mono_signature_hash (ji->data.sig);
1310 printf ("info type: %d\n", ji->type);
1311 mono_print_ji (ji); printf ("\n");
1312 g_assert_not_reached ();
1318 * mono_patch_info_equal:
1320 * This might fail to recognize equivalent patches, i.e. floats, so its only
1321 * usable in those cases where this is not a problem, i.e. sharing GOT slots
1325 mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
1327 const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
1328 const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
1330 if (ji1->type != ji2->type)
1333 switch (ji1->type) {
1334 case MONO_PATCH_INFO_RVA:
1335 case MONO_PATCH_INFO_LDSTR:
1336 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1337 case MONO_PATCH_INFO_LDTOKEN:
1338 case MONO_PATCH_INFO_DECLSEC:
1339 if ((ji1->data.token->image != ji2->data.token->image) ||
1340 (ji1->data.token->token != ji2->data.token->token) ||
1341 (ji1->data.token->has_context != ji2->data.token->has_context) ||
1342 (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
1343 (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
1346 case MONO_PATCH_INFO_INTERNAL_METHOD:
1347 return g_str_equal (ji1->data.name, ji2->data.name);
1348 case MONO_PATCH_INFO_RGCTX_FETCH:
1349 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1350 MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
1351 MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
1353 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);
1355 case MONO_PATCH_INFO_GSHAREDVT_CALL: {
1356 MonoJumpInfoGSharedVtCall *c1 = ji1->data.gsharedvt;
1357 MonoJumpInfoGSharedVtCall *c2 = ji2->data.gsharedvt;
1359 return c1->sig == c2->sig && c1->method == c2->method;
1361 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1362 return ji1->data.gsharedvt_method->method == ji2->data.gsharedvt_method->method;
1363 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1364 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;
1365 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1366 return ji1->data.index == ji2->data.index;
1367 case MONO_PATCH_INFO_VIRT_METHOD:
1368 return ji1->data.virt_method->klass == ji2->data.virt_method->klass && ji1->data.virt_method->method == ji2->data.virt_method->method;
1369 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1370 if (ji1->data.target == ji2->data.target)
1372 return strcmp (ji1->data.target, ji2->data.target) == 0 ? 1 : 0;
1373 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1374 return mono_metadata_signature_equal (ji1->data.sig, ji2->data.sig) ? 1 : 0;
1376 if (ji1->data.target != ji2->data.target)
1385 mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors, MonoError *error)
1387 unsigned char *ip = patch_info->ip.i + code;
1388 gconstpointer target = NULL;
1390 mono_error_init (error);
1392 switch (patch_info->type) {
1393 case MONO_PATCH_INFO_BB:
1395 * FIXME: This could be hit for methods without a prolog. Should use -1
1396 * but too much code depends on a 0 initial value.
1398 //g_assert (patch_info->data.bb->native_offset);
1399 target = patch_info->data.bb->native_offset + code;
1401 case MONO_PATCH_INFO_ABS:
1402 target = patch_info->data.target;
1404 case MONO_PATCH_INFO_LABEL:
1405 target = patch_info->data.inst->inst_c0 + code;
1407 case MONO_PATCH_INFO_IP:
1410 case MONO_PATCH_INFO_METHOD_REL:
1411 target = code + patch_info->data.offset;
1413 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1414 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1416 g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
1417 g_assert_not_reached ();
1419 target = mono_icall_get_wrapper (mi);
1422 case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
1423 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1425 g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
1426 g_assert_not_reached ();
1431 case MONO_PATCH_INFO_METHOD_JUMP:
1432 target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE, error);
1433 if (!mono_error_ok (error))
1436 case MONO_PATCH_INFO_METHOD:
1437 if (patch_info->data.method == method) {
1440 /* get the trampoline to the method from the domain */
1441 target = mono_create_jit_trampoline (domain, patch_info->data.method, error);
1442 if (!mono_error_ok (error))
1446 case MONO_PATCH_INFO_METHOD_CODE_SLOT: {
1449 mono_domain_lock (domain);
1450 if (!domain_jit_info (domain)->method_code_hash)
1451 domain_jit_info (domain)->method_code_hash = g_hash_table_new (NULL, NULL);
1452 code_slot = g_hash_table_lookup (domain_jit_info (domain)->method_code_hash, patch_info->data.method);
1454 code_slot = mono_domain_alloc0 (domain, sizeof (gpointer));
1455 g_hash_table_insert (domain_jit_info (domain)->method_code_hash, patch_info->data.method, code_slot);
1457 mono_domain_unlock (domain);
1461 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1462 #if defined(__native_client_codegen__)
1463 target = (gpointer)&__nacl_thread_suspension_needed;
1465 g_assert (mono_threads_is_coop_enabled ());
1466 target = (gpointer)&mono_polling_required;
1469 case MONO_PATCH_INFO_SWITCH: {
1470 gpointer *jump_table;
1472 #if defined(__native_client__) && defined(__native_client_codegen__)
1473 /* This memory will leak, but we don't care if we're */
1474 /* not deleting JIT'd methods anyway */
1475 jump_table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
1477 if (method && method->dynamic) {
1478 jump_table = (void **)mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
1480 if (mono_aot_only) {
1481 jump_table = (void **)mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1483 jump_table = (void **)mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1488 for (i = 0; i < patch_info->data.table->table_size; i++) {
1489 jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
1492 target = jump_table;
1495 case MONO_PATCH_INFO_METHODCONST:
1496 case MONO_PATCH_INFO_CLASS:
1497 case MONO_PATCH_INFO_IMAGE:
1498 case MONO_PATCH_INFO_FIELD:
1499 case MONO_PATCH_INFO_SIGNATURE:
1500 case MONO_PATCH_INFO_AOT_MODULE:
1501 target = patch_info->data.target;
1503 case MONO_PATCH_INFO_IID:
1504 mono_class_init (patch_info->data.klass);
1505 target = GUINT_TO_POINTER (patch_info->data.klass->interface_id);
1507 case MONO_PATCH_INFO_ADJUSTED_IID:
1508 mono_class_init (patch_info->data.klass);
1509 target = GUINT_TO_POINTER ((guint32)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
1511 case MONO_PATCH_INFO_VTABLE:
1512 target = mono_class_vtable (domain, patch_info->data.klass);
1515 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE: {
1516 MonoDelegateClassMethodPair *del_tramp = patch_info->data.del_tramp;
1518 if (del_tramp->is_virtual)
1519 target = mono_create_delegate_virtual_trampoline (domain, del_tramp->klass, del_tramp->method);
1521 target = mono_create_delegate_trampoline_info (domain, del_tramp->klass, del_tramp->method);
1524 case MONO_PATCH_INFO_SFLDA: {
1525 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
1527 if (mono_class_field_is_special_static (patch_info->data.field)) {
1528 gpointer addr = NULL;
1530 mono_domain_lock (domain);
1531 if (domain->special_static_fields)
1532 addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
1533 mono_domain_unlock (domain);
1539 if (!vtable->initialized && !mono_class_is_before_field_init (vtable->klass) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
1540 /* Done by the generated code */
1544 if (!mono_runtime_class_init_full (vtable, error)) {
1549 target = (char*)mono_vtable_get_static_field_data (vtable) + patch_info->data.field->offset;
1552 case MONO_PATCH_INFO_RVA: {
1553 guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
1556 mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
1557 target = mono_image_rva_map (patch_info->data.token->image, rva);
1560 case MONO_PATCH_INFO_R4:
1561 case MONO_PATCH_INFO_R8:
1562 target = patch_info->data.target;
1564 case MONO_PATCH_INFO_EXC_NAME:
1565 target = patch_info->data.name;
1567 case MONO_PATCH_INFO_LDSTR:
1569 mono_ldstr_checked (domain, patch_info->data.token->image,
1570 mono_metadata_token_index (patch_info->data.token->token), error);
1572 case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
1574 MonoClass *handle_class;
1576 handle = mono_ldtoken_checked (patch_info->data.token->image,
1577 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1578 if (!mono_error_ok (error))
1580 mono_class_init (handle_class);
1581 mono_class_init (mono_class_from_mono_type ((MonoType *)handle));
1583 target = mono_type_get_object_checked (domain, (MonoType *)handle, error);
1584 if (!mono_error_ok (error))
1588 case MONO_PATCH_INFO_LDTOKEN: {
1590 MonoClass *handle_class;
1592 handle = mono_ldtoken_checked (patch_info->data.token->image,
1593 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, error);
1594 if (!mono_error_ok (error))
1595 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (error));
1596 mono_class_init (handle_class);
1601 case MONO_PATCH_INFO_DECLSEC:
1602 target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
1604 case MONO_PATCH_INFO_ICALL_ADDR:
1605 case MONO_PATCH_INFO_ICALL_ADDR_CALL:
1606 /* run_cctors == 0 -> AOT */
1607 if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
1608 const char *exc_class;
1609 const char *exc_arg;
1612 target = mono_lookup_pinvoke_call (patch_info->data.method, &exc_class, &exc_arg);
1614 if (mono_aot_only) {
1615 mono_error_set_exception_instance (error, mono_exception_from_name_msg (mono_defaults.corlib, "System", exc_class, exc_arg));
1618 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));
1624 target = mono_lookup_internal_call (patch_info->data.method);
1626 if (!target && run_cctors)
1627 g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
1630 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1631 target = mono_thread_interruption_request_flag ();
1633 case MONO_PATCH_INFO_METHOD_RGCTX: {
1634 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
1637 target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
1640 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1641 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1643 target = GINT_TO_POINTER (MONO_RGCTX_SLOT_INDEX (slot));
1646 case MONO_PATCH_INFO_BB_OVF:
1647 case MONO_PATCH_INFO_EXC_OVF:
1648 case MONO_PATCH_INFO_GOT_OFFSET:
1649 case MONO_PATCH_INFO_NONE:
1651 case MONO_PATCH_INFO_RGCTX_FETCH: {
1652 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1654 target = mono_create_rgctx_lazy_fetch_trampoline (slot);
1657 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1658 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1660 /* AOT, not needed */
1663 target = mono_arch_get_seq_point_info (domain, code);
1666 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR: {
1667 int card_table_shift_bits;
1668 gpointer card_table_mask;
1670 target = mono_gc_get_card_table (&card_table_shift_bits, &card_table_mask);
1673 case MONO_PATCH_INFO_GC_NURSERY_START: {
1677 target = mono_gc_get_nursery (&shift_bits, &size);
1680 case MONO_PATCH_INFO_GC_NURSERY_BITS: {
1684 mono_gc_get_nursery (&shift_bits, &size);
1686 target = (gpointer)(mgreg_t)shift_bits;
1689 case MONO_PATCH_INFO_CASTCLASS_CACHE: {
1690 target = mono_domain_alloc0 (domain, sizeof (gpointer));
1693 case MONO_PATCH_INFO_JIT_TLS_ID: {
1694 target = (gpointer) (size_t) mono_jit_tls_id;
1697 case MONO_PATCH_INFO_TLS_OFFSET: {
1700 offset = mini_get_tls_offset ((MonoTlsKey)GPOINTER_TO_INT (patch_info->data.target));
1701 #ifdef MONO_ARCH_HAVE_TRANSLATE_TLS_OFFSET
1702 offset = mono_arch_translate_tls_offset (offset);
1704 target = GINT_TO_POINTER (offset);
1707 case MONO_PATCH_INFO_OBJC_SELECTOR_REF: {
1711 case MONO_PATCH_INFO_LDSTR_LIT: {
1715 len = strlen ((const char *)patch_info->data.target);
1716 s = (char *)mono_domain_alloc0 (domain, len + 1);
1717 memcpy (s, patch_info->data.target, len);
1722 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1723 target = mini_get_gsharedvt_wrapper (TRUE, NULL, patch_info->data.sig, NULL, -1, FALSE);
1725 case MONO_PATCH_INFO_GET_TLS_TRAMP:
1726 #ifdef MONO_ARCH_HAVE_GET_TLS_TRAMP
1727 target = mono_arch_get_get_tls_tramp ();
1732 case MONO_PATCH_INFO_JIT_THREAD_ATTACH: {
1733 MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("mono_jit_thread_attach");
1739 g_assert_not_reached ();
1742 return (gpointer)target;
1746 mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx)
1748 MonoGenericInst *inst;
1751 memset (gsctx, 0, sizeof (MonoGenericSharingContext));
1753 if (context && context->class_inst) {
1754 inst = context->class_inst;
1755 for (i = 0; i < inst->type_argc; ++i) {
1756 MonoType *type = inst->type_argv [i];
1758 if (mini_is_gsharedvt_gparam (type))
1759 gsctx->is_gsharedvt = TRUE;
1762 if (context && context->method_inst) {
1763 inst = context->method_inst;
1765 for (i = 0; i < inst->type_argc; ++i) {
1766 MonoType *type = inst->type_argv [i];
1768 if (mini_is_gsharedvt_gparam (type))
1769 gsctx->is_gsharedvt = TRUE;
1775 * LOCKING: Acquires the jit code hash lock.
1778 mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared)
1781 static gboolean inited = FALSE;
1782 static int lookups = 0;
1783 static int failed_lookups = 0;
1785 mono_domain_jit_code_hash_lock (domain);
1786 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
1787 if (!ji && shared) {
1788 /* Try generic sharing */
1789 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, shared);
1790 if (ji && !ji->has_generic_jit_info)
1793 mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
1794 mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
1802 mono_domain_jit_code_hash_unlock (domain);
1808 lookup_method (MonoDomain *domain, MonoMethod *method)
1813 ji = mini_lookup_method (domain, method, NULL);
1816 if (!mono_method_is_generic_sharable (method, FALSE))
1818 shared = mini_get_shared_method (method);
1819 ji = mini_lookup_method (domain, method, shared);
1826 mono_get_jit_info_from_method (MonoDomain *domain, MonoMethod *method)
1828 return lookup_method (domain, method);
1832 static FILE* perf_map_file;
1835 mono_enable_jit_map (void)
1837 if (!perf_map_file) {
1839 g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
1841 perf_map_file = fopen (name, "w");
1846 mono_emit_jit_tramp (void *start, int size, const char *desc)
1849 fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
1853 mono_emit_jit_map (MonoJitInfo *jinfo)
1855 if (perf_map_file) {
1856 char *name = mono_method_full_name (jinfo_get_method (jinfo), TRUE);
1857 mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
1863 mono_jit_map_is_enabled (void)
1865 return perf_map_file != NULL;
1871 no_gsharedvt_in_wrapper (void)
1873 g_assert_not_reached ();
1877 mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoError *error)
1879 MonoDomain *target_domain, *domain = mono_domain_get ();
1881 gpointer code = NULL, p;
1883 MonoJitICallInfo *callinfo = NULL;
1884 WrapperInfo *winfo = NULL;
1886 mono_error_init (error);
1889 /* Should be handled by the caller */
1890 g_assert (!(method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED));
1893 * ICALL wrappers are handled specially, since there is only one copy of them
1894 * shared by all appdomains.
1896 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
1897 winfo = mono_marshal_get_wrapper_info (method);
1898 if (winfo && winfo->subtype == WRAPPER_SUBTYPE_ICALL_WRAPPER) {
1899 callinfo = mono_find_jit_icall_by_addr (winfo->d.icall.func);
1900 g_assert (callinfo);
1902 /* Must be domain neutral since there is only one copy */
1903 opt |= MONO_OPT_SHARED;
1905 /* MONO_OPT_SHARED is no longer supported, we only use it for icall wrappers */
1906 opt &= ~MONO_OPT_SHARED;
1909 if (opt & MONO_OPT_SHARED)
1910 target_domain = mono_get_root_domain ();
1912 target_domain = domain;
1914 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1915 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1918 if (info->subtype == WRAPPER_SUBTYPE_SYNCHRONIZED_INNER) {
1919 MonoGenericContext *ctx = NULL;
1920 if (method->is_inflated)
1921 ctx = mono_method_get_context (method);
1922 method = info->d.synchronized_inner.method;
1924 method = mono_class_inflate_generic_method_checked (method, ctx, error);
1925 g_assert (mono_error_ok (error)); /* FIXME don't swallow the error */
1930 info = lookup_method (target_domain, method);
1932 /* We can't use a domain specific method in another domain */
1933 if (! ((domain != target_domain) && !info->domain_neutral)) {
1936 mono_jit_stats.methods_lookups++;
1937 vtable = mono_class_vtable_full (domain, method->klass, error);
1941 if (!mono_runtime_class_init_full (vtable, error))
1943 return mono_create_ftnptr (target_domain, info->code_start);
1947 #ifdef MONO_USE_AOT_COMPILER
1948 if (opt & MONO_OPT_AOT) {
1949 MonoDomain *domain = mono_domain_get ();
1951 mono_class_init (method->klass);
1953 if ((code = mono_aot_get_method_checked (domain, method, error))) {
1956 if (mono_runtime_is_critical_method (method) || mono_gc_is_critical_method (method)) {
1958 * The suspend code needs to be able to lookup these methods by ip in async context,
1959 * so preload their jit info.
1961 MonoJitInfo *ji = mono_jit_info_table_find (domain, code);
1966 * In llvm-only mode, method might be a shared method, so we can't initialize its class.
1967 * This is not a problem, since it will be initialized when the method is first
1968 * called by init_method ().
1970 if (!mono_llvm_only) {
1971 vtable = mono_class_vtable (domain, method->klass);
1973 if (!mono_runtime_class_init_full (vtable, error))
1982 if (!code && mono_llvm_only) {
1983 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1984 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1986 if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG) {
1988 * These wrappers are only created for signatures which are in the program, but
1989 * sometimes we load methods too eagerly and have to create them even if they
1990 * will never be called.
1992 return no_gsharedvt_in_wrapper;
1998 code = mono_jit_compile_method_inner (method, target_domain, opt, error);
1999 if (!mono_error_ok (error))
2002 if (!code && mono_llvm_only) {
2003 printf ("AOT method not found in llvmonly mode: %s\n", mono_method_full_name (method, 1));
2004 g_assert_not_reached ();
2010 if (method->wrapper_type == MONO_WRAPPER_WRITE_BARRIER || method->wrapper_type == MONO_WRAPPER_ALLOC) {
2014 * SGEN requires the JIT info for these methods to be registered, see is_ip_in_managed_allocator ().
2016 ji = mini_jit_info_table_find (mono_domain_get (), (char *)code, &d);
2020 p = mono_create_ftnptr (target_domain, code);
2023 /*mono_register_jit_icall_wrapper takes the loader lock, so we take it on the outside. */
2024 mono_loader_lock ();
2026 if (!callinfo->wrapper) {
2027 callinfo->wrapper = p;
2028 mono_register_jit_icall_wrapper (callinfo, p);
2031 mono_loader_unlock ();
2038 mono_jit_compile_method (MonoMethod *method, MonoError *error)
2042 code = mono_jit_compile_method_with_opt (method, mono_get_optimizations_for_method (method, default_opt), error);
2046 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
2048 invalidated_delegate_trampoline (char *desc)
2050 g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
2051 "See http://www.mono-project.com/Diagnostic:Delegate for an explanation and ways to fix this.",
2057 * mono_jit_free_method:
2059 * Free all memory allocated by the JIT for METHOD.
2062 mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
2064 MonoJitDynamicMethodInfo *ji;
2065 gboolean destroy = TRUE;
2066 GHashTableIter iter;
2067 MonoJumpList *jlist;
2069 g_assert (method->dynamic);
2071 mono_domain_lock (domain);
2072 ji = mono_dynamic_code_hash_lookup (domain, method);
2073 mono_domain_unlock (domain);
2078 mono_debug_remove_method (method, domain);
2080 mono_domain_lock (domain);
2081 g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
2082 mono_domain_jit_code_hash_lock (domain);
2083 mono_internal_hash_table_remove (&domain->jit_code_hash, method);
2084 mono_domain_jit_code_hash_unlock (domain);
2085 g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
2087 /* requires the domain lock - took above */
2088 mono_conc_hashtable_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
2090 /* Remove jump targets in this method */
2091 g_hash_table_iter_init (&iter, domain_jit_info (domain)->jump_target_hash);
2092 while (g_hash_table_iter_next (&iter, NULL, (void**)&jlist)) {
2093 GSList *tmp, *remove;
2096 for (tmp = jlist->list; tmp; tmp = tmp->next) {
2097 guint8 *ip = (guint8 *)tmp->data;
2099 if (ip >= (guint8*)ji->ji->code_start && ip < (guint8*)ji->ji->code_start + ji->ji->code_size)
2100 remove = g_slist_prepend (remove, tmp);
2102 for (tmp = remove; tmp; tmp = tmp->next) {
2103 jlist->list = g_slist_delete_link ((GSList *)jlist->list, (GSList *)tmp->data);
2105 g_slist_free (remove);
2107 mono_domain_unlock (domain);
2109 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
2110 if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
2112 * Instead of freeing the code, change it to call an error routine
2113 * so people can fix their code.
2115 char *type = mono_type_full_name (&method->klass->byval_arg);
2116 char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
2119 mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
2125 * This needs to be done before freeing code_mp, since the code address is the
2126 * key in the table, so if we free the code_mp first, another thread can grab the
2127 * same code address and replace our entry in the table.
2129 mono_jit_info_table_remove (domain, ji->ji);
2132 mono_code_manager_destroy (ji->code_mp);
2137 mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
2139 MonoDomain *target_domain;
2142 if (default_opt & MONO_OPT_SHARED)
2143 target_domain = mono_get_root_domain ();
2145 target_domain = domain;
2147 info = lookup_method (target_domain, method);
2149 /* We can't use a domain specific method in another domain */
2150 if (! ((domain != target_domain) && !info->domain_neutral)) {
2151 mono_jit_stats.methods_lookups++;
2154 return info->code_start;
2163 static guint32 bisect_opt = 0;
2164 static GHashTable *bisect_methods_hash = NULL;
2167 mono_set_bisect_methods (guint32 opt, const char *method_list_filename)
2170 char method_name [2048];
2173 bisect_methods_hash = g_hash_table_new (g_str_hash, g_str_equal);
2174 g_assert (bisect_methods_hash);
2176 file = fopen (method_list_filename, "r");
2179 while (fgets (method_name, sizeof (method_name), file)) {
2180 size_t len = strlen (method_name);
2182 g_assert (method_name [len - 1] == '\n');
2183 method_name [len - 1] = 0;
2184 g_hash_table_insert (bisect_methods_hash, g_strdup (method_name), GINT_TO_POINTER (1));
2186 g_assert (feof (file));
2189 gboolean mono_do_single_method_regression = FALSE;
2190 guint32 mono_single_method_regression_opt = 0;
2191 MonoMethod *mono_current_single_method;
2192 GSList *mono_single_method_list;
2193 GHashTable *mono_single_method_hash;
2196 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt)
2200 if (bisect_methods_hash) {
2201 char *name = mono_method_full_name (method, TRUE);
2202 void *res = g_hash_table_lookup (bisect_methods_hash, name);
2205 return default_opt | bisect_opt;
2207 if (!mono_do_single_method_regression)
2209 if (!mono_current_single_method) {
2210 if (!mono_single_method_hash)
2211 mono_single_method_hash = g_hash_table_new (g_direct_hash, g_direct_equal);
2212 if (!g_hash_table_lookup (mono_single_method_hash, method)) {
2213 g_hash_table_insert (mono_single_method_hash, method, method);
2214 mono_single_method_list = g_slist_prepend (mono_single_method_list, method);
2218 if (method == mono_current_single_method)
2219 return mono_single_method_regression_opt;
2224 mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
2226 return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
2231 gpointer compiled_method;
2232 gpointer runtime_invoke;
2234 MonoDynCallInfo *dyn_call_info;
2235 MonoClass *ret_box_class;
2236 MonoMethodSignature *sig;
2237 gboolean gsharedvt_invoke;
2238 gpointer *wrapper_arg;
2239 } RuntimeInvokeInfo;
2241 static RuntimeInvokeInfo*
2242 create_runtime_invoke_info (MonoDomain *domain, MonoMethod *method, gpointer compiled_method, gboolean callee_gsharedvt, MonoError *error)
2245 RuntimeInvokeInfo *info;
2247 info = g_new0 (RuntimeInvokeInfo, 1);
2248 info->compiled_method = compiled_method;
2249 if (mono_llvm_only && method->string_ctor)
2250 info->sig = mono_marshal_get_string_ctor_signature (method);
2252 info->sig = mono_method_signature (method);
2254 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
2255 info->vtable = mono_class_vtable_full (domain, method->klass, error);
2256 if (!mono_error_ok (error))
2258 g_assert (info->vtable);
2260 MonoMethodSignature *sig = info->sig;
2264 * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
2265 * in full-aot mode, so we use a slower, but more generic wrapper if
2266 * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
2268 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2269 if (!mono_llvm_only && (mono_aot_only || debug_options.dyn_runtime_invoke)) {
2270 gboolean supported = TRUE;
2273 if (method->string_ctor)
2274 sig = mono_marshal_get_string_ctor_signature (method);
2276 for (i = 0; i < sig->param_count; ++i) {
2277 MonoType *t = sig->params [i];
2279 if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
2283 if (mono_class_is_contextbound (method->klass) || !info->compiled_method)
2287 info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
2291 ret_type = sig->ret;
2292 switch (ret_type->type) {
2293 case MONO_TYPE_VOID:
2305 case MONO_TYPE_BOOLEAN:
2306 case MONO_TYPE_CHAR:
2309 info->ret_box_class = mono_class_from_mono_type (ret_type);
2312 info->ret_box_class = mono_defaults.int_class;
2314 case MONO_TYPE_STRING:
2315 case MONO_TYPE_CLASS:
2316 case MONO_TYPE_ARRAY:
2317 case MONO_TYPE_SZARRAY:
2318 case MONO_TYPE_OBJECT:
2320 case MONO_TYPE_GENERICINST:
2321 if (!MONO_TYPE_IS_REFERENCE (ret_type))
2322 info->ret_box_class = mono_class_from_mono_type (ret_type);
2324 case MONO_TYPE_VALUETYPE:
2325 info->ret_box_class = mono_class_from_mono_type (ret_type);
2328 g_assert_not_reached ();
2332 if (!info->dyn_call_info) {
2333 if (mono_llvm_only) {
2334 #ifndef MONO_ARCH_GSHAREDVT_SUPPORTED
2335 g_assert_not_reached ();
2337 info->gsharedvt_invoke = TRUE;
2338 if (!callee_gsharedvt) {
2339 /* Invoke a gsharedvt out wrapper instead */
2340 MonoMethod *wrapper = mini_get_gsharedvt_out_sig_wrapper (sig);
2341 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2343 info->wrapper_arg = g_malloc0 (2 * sizeof (gpointer));
2344 info->wrapper_arg [0] = mini_add_method_wrappers_llvmonly (method, info->compiled_method, FALSE, FALSE, &(info->wrapper_arg [1]));
2346 /* Pass has_rgctx == TRUE since the wrapper has an extra arg */
2347 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2348 g_free (wrapper_sig);
2350 info->compiled_method = mono_jit_compile_method (wrapper, error);
2351 if (!mono_error_ok (error)) {
2356 /* Gsharedvt methods can be invoked the same way */
2357 /* The out wrapper has the same signature as the compiled gsharedvt method */
2358 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2360 info->wrapper_arg = mono_method_needs_static_rgctx_invoke (method, TRUE) ? mini_method_get_rgctx (method) : NULL;
2362 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2363 g_free (wrapper_sig);
2366 info->runtime_invoke = mono_jit_compile_method (invoke, error);
2367 if (!mono_error_ok (error)) {
2377 mono_llvmonly_runtime_invoke (MonoMethod *method, RuntimeInvokeInfo *info, void *obj, void **params, MonoObject **exc, MonoError *error)
2379 MonoMethodSignature *sig = info->sig;
2380 MonoDomain *domain = mono_domain_get ();
2381 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2383 gpointer retval_ptr;
2384 guint8 retval [256];
2385 gpointer *param_refs;
2388 mono_error_init (error);
2390 g_assert (info->gsharedvt_invoke);
2393 * Instead of invoking the method directly, we invoke a gsharedvt out wrapper.
2394 * The advantage of this is the gsharedvt out wrappers have a reduced set of
2395 * signatures, so we only have to generate runtime invoke wrappers for these
2397 * This code also handles invocation of gsharedvt methods directly, no
2398 * out wrappers are used in that case.
2400 args = (void **)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2401 param_refs = (gpointer*)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2404 * The runtime invoke wrappers expects pointers to primitive types, so have to
2408 args [pindex ++] = &obj;
2409 if (sig->ret->type != MONO_TYPE_VOID) {
2410 retval_ptr = (gpointer)&retval;
2411 args [pindex ++] = &retval_ptr;
2413 for (i = 0; i < sig->param_count; ++i) {
2414 MonoType *t = sig->params [i];
2416 if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
2417 MonoClass *klass = mono_class_from_mono_type (t);
2418 guint8 *nullable_buf;
2421 size = mono_class_value_size (klass, NULL);
2422 nullable_buf = g_alloca (size);
2423 g_assert (nullable_buf);
2425 /* The argument pointed to by params [i] is either a boxed vtype or null */
2426 mono_nullable_init (nullable_buf, (MonoObject*)params [i], klass);
2427 params [i] = nullable_buf;
2430 if (!t->byref && (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR)) {
2431 param_refs [i] = params [i];
2432 params [i] = &(param_refs [i]);
2434 args [pindex ++] = ¶ms [i];
2436 /* The gsharedvt out wrapper has an extra argument which contains the method to call */
2437 args [pindex ++] = &info->wrapper_arg;
2439 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2441 runtime_invoke (NULL, args, exc, info->compiled_method);
2445 if (sig->ret->type != MONO_TYPE_VOID && info->ret_box_class)
2446 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2448 return *(MonoObject**)retval;
2452 * mono_jit_runtime_invoke:
2453 * @method: the method to invoke
2454 * @obj: this pointer
2455 * @params: array of parameter values.
2456 * @exc: Set to the exception raised in the managed method. If NULL, error is thrown instead.
2457 * If coop is enabled, this argument is ignored - all exceptoins are caught and propagated
2459 * @error: error or caught exception object
2462 mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc, MonoError *error)
2464 MonoMethod *invoke, *callee;
2465 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2466 MonoDomain *domain = mono_domain_get ();
2467 MonoJitDomainInfo *domain_info;
2468 RuntimeInvokeInfo *info, *info2;
2469 MonoJitInfo *ji = NULL;
2470 gboolean callee_gsharedvt = FALSE;
2472 mono_error_init (error);
2474 if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
2475 g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
2479 domain_info = domain_jit_info (domain);
2481 info = (RuntimeInvokeInfo *)mono_conc_hashtable_lookup (domain_info->runtime_invoke_hash, method);
2484 if (mono_security_core_clr_enabled ()) {
2486 * This might be redundant since mono_class_vtable () already does this,
2487 * but keep it just in case for moonlight.
2489 mono_class_setup_vtable (method->klass);
2490 if (mono_class_has_failure (method->klass)) {
2491 mono_error_set_for_class_failure (error, method->klass);
2493 *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);
2498 gpointer compiled_method;
2501 if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
2502 (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
2504 * Array Get/Set/Address methods. The JIT implements them using inline code
2505 * inside the runtime invoke wrappers, so no need to compile them.
2507 if (mono_aot_only) {
2509 * Call a wrapper, since the runtime invoke wrapper was not generated.
2511 MonoMethod *wrapper;
2513 wrapper = mono_marshal_get_array_accessor_wrapper (method);
2514 invoke = mono_marshal_get_runtime_invoke (wrapper, FALSE);
2522 compiled_method = mono_jit_compile_method_with_opt (callee, mono_get_optimizations_for_method (callee, default_opt), error);
2523 if (!compiled_method) {
2524 g_assert (!mono_error_ok (error));
2528 if (mono_llvm_only) {
2529 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (compiled_method), NULL);
2530 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2531 if (callee_gsharedvt)
2532 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2535 if (!callee_gsharedvt)
2536 compiled_method = mini_add_method_trampoline (callee, compiled_method, mono_method_needs_static_rgctx_invoke (callee, TRUE), FALSE);
2538 compiled_method = NULL;
2541 info = create_runtime_invoke_info (domain, method, compiled_method, callee_gsharedvt, error);
2542 if (!mono_error_ok (error))
2545 mono_domain_lock (domain);
2546 info2 = (RuntimeInvokeInfo *)mono_conc_hashtable_insert (domain_info->runtime_invoke_hash, method, info);
2547 mono_domain_unlock (domain);
2555 * We need this here because mono_marshal_get_runtime_invoke can place
2556 * the helper method in System.Object and not the target class.
2558 if (!mono_runtime_class_init_full (info->vtable, error)) {
2560 *exc = (MonoObject*) mono_error_convert_to_exception (error);
2564 /* If coop is enabled, and the caller didn't ask for the exception to be caught separately,
2565 we always catch the exception and propagate it through the MonoError */
2566 gboolean catchExcInMonoError =
2567 (exc == NULL) && mono_threads_is_coop_enabled ();
2568 MonoObject *invoke_exc = NULL;
2569 if (catchExcInMonoError)
2572 /* The wrappers expect this to be initialized to NULL */
2576 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2577 if (info->dyn_call_info) {
2578 MonoMethodSignature *sig = mono_method_signature (method);
2580 static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
2583 guint8 retval [256];
2585 if (!dyn_runtime_invoke) {
2586 invoke = mono_marshal_get_runtime_invoke_dynamic ();
2587 dyn_runtime_invoke = (RuntimeInvokeDynamicFunction)mono_jit_compile_method (invoke, error);
2588 if (!mono_error_ok (error))
2592 /* Convert the arguments to the format expected by start_dyn_call () */
2593 args = (void **)g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
2596 args [pindex ++] = &obj;
2597 for (i = 0; i < sig->param_count; ++i) {
2598 MonoType *t = sig->params [i];
2601 args [pindex ++] = ¶ms [i];
2602 } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
2603 args [pindex ++] = ¶ms [i];
2605 args [pindex ++] = params [i];
2609 //printf ("M: %s\n", mono_method_full_name (method, TRUE));
2611 mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
2613 dyn_runtime_invoke (buf, exc, info->compiled_method);
2614 mono_arch_finish_dyn_call (info->dyn_call_info, buf);
2616 if (catchExcInMonoError && *exc != NULL) {
2617 mono_error_set_exception_instance (error, (MonoException*) *exc);
2621 if (info->ret_box_class)
2622 return mono_value_box_checked (domain, info->ret_box_class, retval, error);
2624 return *(MonoObject**)retval;
2630 if (mono_llvm_only) {
2631 result = mono_llvmonly_runtime_invoke (method, info, obj, params, exc, error);
2635 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2637 result = runtime_invoke ((MonoObject *)obj, params, exc, info->compiled_method);
2639 if (catchExcInMonoError && *exc != NULL)
2640 mono_error_set_exception_instance (error, (MonoException*) *exc);
2649 typedef gpointer (*IMTTrampFunc) (gpointer *arg, MonoMethod *imt_method);
2652 * mini_llvmonly_initial_imt_tramp:
2654 * This function is called the first time a call is made through an IMT trampoline.
2655 * It should have the same signature as the mono_llvmonly_imt_tramp_... functions.
2658 mini_llvmonly_initial_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2660 IMTTrampInfo *info = (IMTTrampInfo*)arg;
2665 mono_vtable_build_imt_slot (info->vtable, info->slot);
2667 imt = (gpointer*)info->vtable;
2668 imt -= MONO_IMT_SIZE;
2670 /* Return what the real IMT trampoline returns */
2671 ftndesc = imt [info->slot];
2674 if (func == (IMTTrampFunc)mini_llvmonly_initial_imt_tramp)
2675 /* Happens when the imt slot contains only a generic virtual method */
2677 return func ((gpointer *)ftndesc [1], imt_method);
2680 /* This is called indirectly through an imt slot. */
2682 mono_llvmonly_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2686 /* arg points to an array created in mono_llvmonly_get_imt_trampoline () */
2687 while (arg [i] && arg [i] != imt_method)
2694 /* Optimized versions of mono_llvmonly_imt_trampoline () for different table sizes */
2696 mono_llvmonly_imt_tramp_1 (gpointer *arg, MonoMethod *imt_method)
2698 //g_assert (arg [0] == imt_method);
2703 mono_llvmonly_imt_tramp_2 (gpointer *arg, MonoMethod *imt_method)
2705 //g_assert (arg [0] == imt_method || arg [2] == imt_method);
2706 if (arg [0] == imt_method)
2713 mono_llvmonly_imt_tramp_3 (gpointer *arg, MonoMethod *imt_method)
2715 //g_assert (arg [0] == imt_method || arg [2] == imt_method || arg [4] == imt_method);
2716 if (arg [0] == imt_method)
2718 else if (arg [2] == imt_method)
2725 * A version of the imt trampoline used for generic virtual/variant iface methods.
2726 * Unlikely a normal imt trampoline, its possible that IMT_METHOD is not found
2727 * in the search table. The original JIT code had a 'fallback' trampoline it could
2728 * call, but we can't do that, so we just return NULL, and the compiled code
2732 mono_llvmonly_fallback_imt_tramp (gpointer *arg, MonoMethod *imt_method)
2736 while (arg [i] && arg [i] != imt_method)
2745 mono_llvmonly_get_imt_trampoline (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp)
2749 int i, index, real_count;
2750 gboolean virtual_generic = FALSE;
2753 * Create an array which is passed to the imt trampoline functions.
2754 * The array contains MonoMethod-function descriptor pairs, terminated by a NULL entry.
2758 for (i = 0; i < count; ++i) {
2759 MonoIMTCheckItem *item = imt_entries [i];
2761 if (item->is_equals)
2763 if (item->has_target_code)
2764 virtual_generic = TRUE;
2768 * Initialize all vtable entries reachable from this imt slot, so the compiled
2769 * code doesn't have to check it.
2771 for (i = 0; i < count; ++i) {
2772 MonoIMTCheckItem *item = imt_entries [i];
2775 if (!item->is_equals || item->has_target_code)
2777 vt_slot = item->value.vtable_slot;
2778 mono_init_vtable_slot (vtable, vt_slot);
2781 /* Save the entries into an array */
2782 buf = (void **)mono_domain_alloc (domain, (real_count + 1) * 2 * sizeof (gpointer));
2784 for (i = 0; i < count; ++i) {
2785 MonoIMTCheckItem *item = imt_entries [i];
2787 if (!item->is_equals)
2790 g_assert (item->key);
2791 buf [(index * 2)] = item->key;
2792 if (item->has_target_code)
2793 buf [(index * 2) + 1] = item->value.target_code;
2795 buf [(index * 2) + 1] = vtable->vtable [item->value.vtable_slot];
2798 buf [(index * 2)] = NULL;
2799 buf [(index * 2) + 1] = fail_tramp;
2802 * Return a function descriptor for a C function with 'buf' as its argument.
2803 * It will by called by JITted code.
2805 res = (void **)mono_domain_alloc (domain, 2 * sizeof (gpointer));
2806 switch (real_count) {
2808 res [0] = mono_llvmonly_imt_tramp_1;
2811 res [0] = mono_llvmonly_imt_tramp_2;
2814 res [0] = mono_llvmonly_imt_tramp_3;
2817 res [0] = mono_llvmonly_imt_tramp;
2820 if (virtual_generic || fail_tramp)
2821 res [0] = mono_llvmonly_fallback_imt_tramp;
2827 MONO_SIG_HANDLER_FUNC (, mono_sigfpe_signal_handler)
2829 MonoException *exc = NULL;
2831 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2832 MONO_SIG_HANDLER_GET_CONTEXT;
2834 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2836 #if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
2837 if (mono_arch_is_int_overflow (ctx, info))
2839 * The spec says this throws ArithmeticException, but MS throws the derived
2840 * OverflowException.
2842 exc = mono_get_exception_overflow ();
2844 exc = mono_get_exception_divide_by_zero ();
2846 exc = mono_get_exception_divide_by_zero ();
2850 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2853 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2854 if (mono_do_crash_chaining) {
2855 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2860 mono_arch_handle_exception (ctx, exc);
2863 MONO_SIG_HANDLER_FUNC (, mono_sigill_signal_handler)
2866 MONO_SIG_HANDLER_GET_CONTEXT;
2868 if (mono_runtime_get_no_exec ())
2871 MONO_ENTER_GC_UNSAFE_UNBALANCED;
2873 exc = mono_get_exception_execution_engine ("SIGILL");
2875 mono_arch_handle_exception (ctx, exc);
2877 MONO_EXIT_GC_UNSAFE_UNBALANCED;
2880 #if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
2881 #define HAVE_SIG_INFO
2884 MONO_SIG_HANDLER_FUNC (, mono_sigsegv_signal_handler)
2887 MonoJitTlsData *jit_tls = (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
2888 gpointer fault_addr = NULL;
2889 #ifdef HAVE_SIG_INFO
2890 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2894 MONO_SIG_HANDLER_GET_CONTEXT;
2896 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
2897 if (mono_arch_is_single_step_event (info, ctx)) {
2898 mono_debugger_agent_single_step_event (ctx);
2900 } else if (mono_arch_is_breakpoint_event (info, ctx)) {
2901 mono_debugger_agent_breakpoint_hit (ctx);
2906 #if defined(HAVE_SIG_INFO)
2907 #if !defined(HOST_WIN32)
2908 fault_addr = info->si_addr;
2909 if (mono_aot_is_pagefault (info->si_addr)) {
2910 mono_aot_handle_pagefault (info->si_addr);
2915 /* The thread might no be registered with the runtime */
2916 if (!mono_domain_get () || !jit_tls) {
2917 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2919 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2920 if (mono_do_crash_chaining) {
2921 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2927 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2929 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
2930 if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, info, (guint8*)info->si_addr))
2933 #ifdef MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX
2934 /* info->si_addr seems to be NULL on some kernels when handling stack overflows */
2935 fault_addr = info->si_addr;
2936 if (fault_addr == NULL) {
2939 mono_sigctx_to_monoctx (ctx, &mctx);
2941 fault_addr = MONO_CONTEXT_GET_SP (&mctx);
2945 if (jit_tls->stack_size &&
2946 ABS ((guint8*)fault_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 8192 * sizeof (gpointer)) {
2948 * The hard-guard page has been hit: there is not much we can do anymore
2949 * Print a hopefully clear message and abort.
2951 mono_handle_hard_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr);
2952 g_assert_not_reached ();
2954 /* The original handler might not like that it is executed on an altstack... */
2955 if (!ji && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2958 mono_arch_handle_altstack_exception (ctx, info, info->si_addr, FALSE);
2963 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2966 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2968 if (mono_do_crash_chaining) {
2969 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2974 mono_arch_handle_exception (ctx, NULL);
2978 MONO_SIG_HANDLER_FUNC (, mono_sigint_signal_handler)
2981 MONO_SIG_HANDLER_GET_CONTEXT;
2983 exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
2985 mono_arch_handle_exception (ctx, exc);
2988 #ifndef DISABLE_REMOTING
2989 /* mono_jit_create_remoting_trampoline:
2990 * @method: pointer to the method info
2992 * Creates a trampoline which calls the remoting functions. This
2993 * is used in the vtable of transparent proxies.
2995 * Returns: a pointer to the newly created code
2998 mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target, MonoError *error)
3001 guint8 *addr = NULL;
3003 mono_error_init (error);
3005 if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
3006 return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
3010 if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
3011 (mono_method_signature (method)->hasthis && (mono_class_is_marshalbyref (method->klass) || method->klass == mono_defaults.object_class)))
3012 nm = mono_marshal_get_remoting_invoke_for_target (method, target);
3015 addr = (guint8 *)mono_compile_method_checked (nm, error);
3016 return_val_if_nok (error, NULL);
3017 return mono_get_addr_from_ftnptr (addr);
3021 static G_GNUC_UNUSED void
3022 no_imt_trampoline (void)
3024 g_assert_not_reached ();
3027 static G_GNUC_UNUSED void
3028 no_vcall_trampoline (void)
3030 g_assert_not_reached ();
3033 static gpointer *vtable_trampolines;
3034 static int vtable_trampolines_size;
3037 mini_get_vtable_trampoline (MonoVTable *vt, int slot_index)
3039 int index = slot_index + MONO_IMT_SIZE;
3041 if (mono_llvm_only) {
3042 if (slot_index < 0) {
3043 /* Initialize the IMT trampoline to a 'trampoline' so the generated code doesn't have to initialize it */
3044 // FIXME: Memory management
3045 gpointer *ftndesc = g_malloc (2 * sizeof (gpointer));
3046 IMTTrampInfo *info = g_new0 (IMTTrampInfo, 1);
3049 ftndesc [0] = mini_llvmonly_initial_imt_tramp;
3051 mono_memory_barrier ();
3058 g_assert (slot_index >= - MONO_IMT_SIZE);
3059 if (!vtable_trampolines || slot_index + MONO_IMT_SIZE >= vtable_trampolines_size) {
3061 if (!vtable_trampolines || index >= vtable_trampolines_size) {
3065 new_size = vtable_trampolines_size ? vtable_trampolines_size * 2 : 128;
3066 while (new_size <= index)
3068 new_table = g_new0 (gpointer, new_size);
3070 if (vtable_trampolines)
3071 memcpy (new_table, vtable_trampolines, vtable_trampolines_size * sizeof (gpointer));
3072 g_free (vtable_trampolines);
3073 mono_memory_barrier ();
3074 vtable_trampolines = (void **)new_table;
3075 vtable_trampolines_size = new_size;
3080 if (!vtable_trampolines [index])
3081 vtable_trampolines [index] = mono_create_specific_trampoline (GUINT_TO_POINTER (slot_index), MONO_TRAMPOLINE_VCALL, mono_get_root_domain (), NULL);
3082 return vtable_trampolines [index];
3086 mini_get_imt_trampoline (MonoVTable *vt, int slot_index)
3088 return mini_get_vtable_trampoline (vt, slot_index - MONO_IMT_SIZE);
3092 mini_imt_entry_inited (MonoVTable *vt, int imt_slot_index)
3097 gpointer *imt = (gpointer*)vt;
3098 imt -= MONO_IMT_SIZE;
3100 return (imt [imt_slot_index] != mini_get_imt_trampoline (vt, imt_slot_index));
3104 is_callee_gsharedvt_variable (gpointer addr)
3107 gboolean callee_gsharedvt;
3109 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (addr), NULL);
3111 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
3112 if (callee_gsharedvt)
3113 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
3114 return callee_gsharedvt;
3118 mini_get_delegate_arg (MonoMethod *method, gpointer method_ptr)
3120 gpointer arg = NULL;
3122 if (mono_method_needs_static_rgctx_invoke (method, FALSE))
3123 arg = mini_method_get_rgctx (method);
3126 * Avoid adding gsharedvt in wrappers since they might not exist if
3127 * this delegate is called through a gsharedvt delegate invoke wrapper.
3128 * Instead, encode that the method is gsharedvt in del->extra_arg,
3129 * the CEE_MONO_CALLI_EXTRA_ARG implementation in the JIT depends on this.
3131 if (method->is_inflated && is_callee_gsharedvt_variable (method_ptr)) {
3132 g_assert ((((mgreg_t)arg) & 1) == 0);
3133 arg = (gpointer)(((mgreg_t)arg) | 1);
3139 mini_init_delegate (MonoDelegate *del)
3142 del->extra_arg = mini_get_delegate_arg (del->method, del->method_ptr);
3146 mono_get_delegate_virtual_invoke_impl_name (gboolean load_imt_reg, int offset)
3150 abs_offset = offset;
3152 abs_offset = - abs_offset;
3153 return g_strdup_printf ("delegate_virtual_invoke%s_%s%d", load_imt_reg ? "_imt" : "", offset < 0 ? "m_" : "", abs_offset / SIZEOF_VOID_P);
3157 mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method)
3159 gboolean is_virtual_generic, is_interface, load_imt_reg;
3162 static guint8 **cache = NULL;
3163 static int cache_size = 0;
3168 if (MONO_TYPE_ISSTRUCT (sig->ret))
3171 is_virtual_generic = method->is_inflated && mono_method_get_declaring_generic_method (method)->is_generic;
3172 is_interface = mono_class_is_interface (method->klass);
3173 load_imt_reg = is_virtual_generic || is_interface;
3176 offset = ((gint32)mono_method_get_imt_slot (method) - MONO_IMT_SIZE) * SIZEOF_VOID_P;
3178 offset = G_STRUCT_OFFSET (MonoVTable, vtable) + ((mono_method_get_vtable_index (method)) * (SIZEOF_VOID_P));
3180 idx = (offset / SIZEOF_VOID_P + MONO_IMT_SIZE) * 2 + (load_imt_reg ? 1 : 0);
3181 g_assert (idx >= 0);
3183 /* Resize the cache to idx + 1 */
3184 if (cache_size < idx + 1) {
3186 if (cache_size < idx + 1) {
3188 int new_cache_size = idx + 1;
3190 new_cache = g_new0 (guint8*, new_cache_size);
3192 memcpy (new_cache, cache, cache_size * sizeof (guint8*));
3195 mono_memory_barrier ();
3197 cache_size = new_cache_size;
3205 /* FIXME Support more cases */
3206 if (mono_aot_only) {
3207 cache [idx] = (guint8 *)mono_aot_get_trampoline (mono_get_delegate_virtual_invoke_impl_name (load_imt_reg, offset));
3208 g_assert (cache [idx]);
3210 cache [idx] = (guint8 *)mono_arch_get_delegate_virtual_invoke_impl (sig, method, offset, load_imt_reg);
3216 * mini_parse_debug_option:
3217 * @option: The option to parse.
3219 * Parses debug options for the mono runtime. The options are the same as for
3220 * the MONO_DEBUG environment variable.
3224 mini_parse_debug_option (const char *option)
3226 if (!strcmp (option, "handle-sigint"))
3227 debug_options.handle_sigint = TRUE;
3228 else if (!strcmp (option, "keep-delegates"))
3229 debug_options.keep_delegates = TRUE;
3230 else if (!strcmp (option, "reverse-pinvoke-exceptions"))
3231 debug_options.reverse_pinvoke_exceptions = TRUE;
3232 else if (!strcmp (option, "collect-pagefault-stats"))
3233 debug_options.collect_pagefault_stats = TRUE;
3234 else if (!strcmp (option, "break-on-unverified"))
3235 debug_options.break_on_unverified = TRUE;
3236 else if (!strcmp (option, "no-gdb-backtrace"))
3237 debug_options.no_gdb_backtrace = TRUE;
3238 else if (!strcmp (option, "suspend-on-sigsegv"))
3239 debug_options.suspend_on_sigsegv = TRUE;
3240 else if (!strcmp (option, "suspend-on-exception"))
3241 debug_options.suspend_on_exception = TRUE;
3242 else if (!strcmp (option, "suspend-on-unhandled"))
3243 debug_options.suspend_on_unhandled = TRUE;
3244 else if (!strcmp (option, "dont-free-domains"))
3245 mono_dont_free_domains = TRUE;
3246 else if (!strcmp (option, "dyn-runtime-invoke"))
3247 debug_options.dyn_runtime_invoke = TRUE;
3248 else if (!strcmp (option, "gdb"))
3249 debug_options.gdb = TRUE;
3250 else if (!strcmp (option, "explicit-null-checks"))
3251 debug_options.explicit_null_checks = TRUE;
3252 else if (!strcmp (option, "gen-seq-points"))
3253 debug_options.gen_sdb_seq_points = TRUE;
3254 else if (!strcmp (option, "gen-compact-seq-points"))
3255 fprintf (stderr, "Mono Warning: option gen-compact-seq-points is deprecated.\n");
3256 else if (!strcmp (option, "no-compact-seq-points"))
3257 debug_options.no_seq_points_compact_data = TRUE;
3258 else if (!strcmp (option, "single-imm-size"))
3259 debug_options.single_imm_size = TRUE;
3260 else if (!strcmp (option, "init-stacks"))
3261 debug_options.init_stacks = TRUE;
3262 else if (!strcmp (option, "casts"))
3263 debug_options.better_cast_details = TRUE;
3264 else if (!strcmp (option, "soft-breakpoints"))
3265 debug_options.soft_breakpoints = TRUE;
3266 else if (!strcmp (option, "check-pinvoke-callconv"))
3267 debug_options.check_pinvoke_callconv = TRUE;
3268 else if (!strcmp (option, "arm-use-fallback-tls"))
3269 debug_options.arm_use_fallback_tls = TRUE;
3270 else if (!strcmp (option, "debug-domain-unload"))
3271 mono_enable_debug_domain_unload (TRUE);
3272 else if (!strcmp (option, "partial-sharing"))
3273 mono_set_partial_sharing_supported (TRUE);
3274 else if (!strcmp (option, "align-small-structs"))
3275 mono_align_small_structs = TRUE;
3276 else if (!strcmp (option, "native-debugger-break"))
3277 debug_options.native_debugger_break = TRUE;
3278 else if (!strcmp (option, "disable_omit_fp"))
3279 debug_options.disable_omit_fp = TRUE;
3287 mini_parse_debug_options (void)
3289 const char *options = g_getenv ("MONO_DEBUG");
3290 gchar **args, **ptr;
3295 args = g_strsplit (options, ",", -1);
3297 for (ptr = args; ptr && *ptr; ptr++) {
3298 const char *arg = *ptr;
3300 if (!mini_parse_debug_option (arg)) {
3301 fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
3302 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");
3311 mini_get_debug_options (void)
3313 return &debug_options;
3317 mini_create_ftnptr (MonoDomain *domain, gpointer addr)
3319 #if !defined(__ia64__) && (!defined(__ppc64__) && !defined(__powerpc64__) || _CALL_ELF == 2)
3322 gpointer* desc = NULL;
3324 if ((desc = g_hash_table_lookup (domain->ftnptrs_hash, addr)))
3327 desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
3331 # elif defined(__ppc64__) || defined(__powerpc64__)
3333 desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
3339 g_hash_table_insert (domain->ftnptrs_hash, addr, desc);
3345 mini_get_addr_from_ftnptr (gpointer descr)
3347 #if defined(__ia64__) || ((defined(__ppc64__) || defined(__powerpc64__)) && _CALL_ELF != 2)
3348 return *(gpointer*)descr;
3355 register_jit_stats (void)
3357 mono_counters_register ("Compiled methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_compiled);
3358 mono_counters_register ("Methods from AOT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_aot);
3359 mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_without_llvm);
3360 mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_with_llvm);
3361 mono_counters_register ("JIT/method_to_ir (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_method_to_ir);
3362 mono_counters_register ("JIT/liveness_handle_exception_clauses (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses);
3363 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);
3364 mono_counters_register ("JIT/decompose_long_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_long_opts);
3365 mono_counters_register ("JIT/decompose_typechecks (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_typechecks);
3366 mono_counters_register ("JIT/local_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop);
3367 mono_counters_register ("JIT/local_emulate_ops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_emulate_ops);
3368 mono_counters_register ("JIT/optimize_branches (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches);
3369 mono_counters_register ("JIT/handle_global_vregs (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs);
3370 mono_counters_register ("JIT/local_deadce (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce);
3371 mono_counters_register ("JIT/local_alias_analysis (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_alias_analysis);
3372 mono_counters_register ("JIT/if_conversion (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_if_conversion);
3373 mono_counters_register ("JIT/bb_ordering (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_bb_ordering);
3374 mono_counters_register ("JIT/compile_dominator_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compile_dominator_info);
3375 mono_counters_register ("JIT/compute_natural_loops (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_compute_natural_loops);
3376 mono_counters_register ("JIT/insert_safepoints (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_insert_safepoints);
3377 mono_counters_register ("JIT/ssa_compute (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_compute);
3378 mono_counters_register ("JIT/ssa_cprop (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_cprop);
3379 mono_counters_register ("JIT/ssa_deadce(sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_deadce);
3380 mono_counters_register ("JIT/perform_abc_removal (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_perform_abc_removal);
3381 mono_counters_register ("JIT/ssa_remove (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_ssa_remove);
3382 mono_counters_register ("JIT/local_cprop2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop2);
3383 mono_counters_register ("JIT/handle_global_vregs2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_handle_global_vregs2);
3384 mono_counters_register ("JIT/local_deadce2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce2);
3385 mono_counters_register ("JIT/optimize_branches2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_optimize_branches2);
3386 mono_counters_register ("JIT/decompose_vtype_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_vtype_opts);
3387 mono_counters_register ("JIT/decompose_array_access_opts (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_decompose_array_access_opts);
3388 mono_counters_register ("JIT/liveness_handle_exception_clauses2 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_liveness_handle_exception_clauses2);
3389 mono_counters_register ("JIT/analyze_liveness (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_analyze_liveness);
3390 mono_counters_register ("JIT/linear_scan (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_linear_scan);
3391 mono_counters_register ("JIT/arch_allocate_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_arch_allocate_vars);
3392 mono_counters_register ("JIT/spill_global_vars (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_spill_global_vars);
3393 mono_counters_register ("JIT/local_cprop3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_cprop3);
3394 mono_counters_register ("JIT/local_deadce3 (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_local_deadce3);
3395 mono_counters_register ("JIT/codegen (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_codegen);
3396 mono_counters_register ("JIT/create_jit_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_create_jit_info);
3397 mono_counters_register ("JIT/gc_create_gc_map (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_gc_create_gc_map);
3398 mono_counters_register ("JIT/save_seq_point_info (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_save_seq_point_info);
3399 mono_counters_register ("Total time spent JITting (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_time);
3400 mono_counters_register ("Basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.basic_blocks);
3401 mono_counters_register ("Max basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.max_basic_blocks);
3402 mono_counters_register ("Allocated vars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocate_var);
3403 mono_counters_register ("Code reallocs", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.code_reallocs);
3404 mono_counters_register ("Allocated code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_code_size);
3405 mono_counters_register ("Allocated seq points size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_seq_points_size);
3406 mono_counters_register ("Inlineable methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlineable_methods);
3407 mono_counters_register ("Inlined methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlined_methods);
3408 mono_counters_register ("Regvars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.regvars);
3409 mono_counters_register ("Locals stack size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.locals_stack_size);
3410 mono_counters_register ("Method cache lookups", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_lookups);
3411 mono_counters_register ("Compiled CIL code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.cil_code_size);
3412 mono_counters_register ("Native code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.native_code_size);
3413 mono_counters_register ("Aliases found", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_found);
3414 mono_counters_register ("Aliases eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_removed);
3415 mono_counters_register ("Aliased loads eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.loads_eliminated);
3416 mono_counters_register ("Aliased stores eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.stores_eliminated);
3417 mono_counters_register ("Optimized immediate divisions", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.optimized_divisions);
3420 static void runtime_invoke_info_free (gpointer value);
3423 class_method_pair_equal (gconstpointer ka, gconstpointer kb)
3425 const MonoClassMethodPair *apair = (const MonoClassMethodPair *)ka;
3426 const MonoClassMethodPair *bpair = (const MonoClassMethodPair *)kb;
3428 return apair->klass == bpair->klass && apair->method == bpair->method ? 1 : 0;
3432 class_method_pair_hash (gconstpointer data)
3434 const MonoClassMethodPair *pair = (const MonoClassMethodPair *)data;
3436 return (gsize)pair->klass ^ (gsize)pair->method;
3440 mini_create_jit_domain_info (MonoDomain *domain)
3442 MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
3444 info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3445 info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3446 info->delegate_trampoline_hash = g_hash_table_new (class_method_pair_hash, class_method_pair_equal);
3447 info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3448 info->runtime_invoke_hash = mono_conc_hashtable_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
3449 info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, mono_seq_point_info_free);
3450 info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
3451 info->jump_target_hash = g_hash_table_new (NULL, NULL);
3453 domain->runtime_info = info;
3457 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
3459 MonoJumpList *jlist = (MonoJumpList *)value;
3460 g_slist_free (jlist->list);
3464 delete_got_slot_list (gpointer key, gpointer value, gpointer user_data)
3466 GSList *list = (GSList *)value;
3467 g_slist_free (list);
3471 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
3473 MonoJitDynamicMethodInfo *di = (MonoJitDynamicMethodInfo *)value;
3474 mono_code_manager_destroy (di->code_mp);
3479 runtime_invoke_info_free (gpointer value)
3481 RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
3483 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
3484 if (info->dyn_call_info)
3485 mono_arch_dyn_call_free (info->dyn_call_info);
3491 free_jit_callee_list (gpointer key, gpointer value, gpointer user_data)
3493 g_slist_free (value);
3497 mini_free_jit_domain_info (MonoDomain *domain)
3499 MonoJitDomainInfo *info = domain_jit_info (domain);
3501 g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
3502 g_hash_table_destroy (info->jump_target_hash);
3503 if (info->jump_target_got_slot_hash) {
3504 g_hash_table_foreach (info->jump_target_got_slot_hash, delete_got_slot_list, NULL);
3505 g_hash_table_destroy (info->jump_target_got_slot_hash);
3507 if (info->dynamic_code_hash) {
3508 g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
3509 g_hash_table_destroy (info->dynamic_code_hash);
3511 if (info->method_code_hash)
3512 g_hash_table_destroy (info->method_code_hash);
3513 g_hash_table_destroy (info->jump_trampoline_hash);
3514 g_hash_table_destroy (info->jit_trampoline_hash);
3515 g_hash_table_destroy (info->delegate_trampoline_hash);
3516 if (info->static_rgctx_trampoline_hash)
3517 g_hash_table_destroy (info->static_rgctx_trampoline_hash);
3518 g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
3519 mono_conc_hashtable_destroy (info->runtime_invoke_hash);
3520 g_hash_table_destroy (info->seq_points);
3521 g_hash_table_destroy (info->arch_seq_points);
3522 if (info->agent_info)
3523 mono_debugger_agent_free_domain_info (domain);
3524 if (info->gsharedvt_arg_tramp_hash)
3525 g_hash_table_destroy (info->gsharedvt_arg_tramp_hash);
3526 if (info->llvm_jit_callees) {
3527 g_hash_table_foreach (info->llvm_jit_callees, free_jit_callee_list, NULL);
3528 g_hash_table_destroy (info->llvm_jit_callees);
3531 mono_llvm_free_domain_info (domain);
3534 g_free (domain->runtime_info);
3535 domain->runtime_info = NULL;
3540 llvm_init_inner (void)
3542 if (!mono_llvm_load (NULL))
3553 * Load and initialize LLVM support.
3554 * Return TRUE on success.
3557 mini_llvm_init (void)
3560 static gboolean llvm_inited;
3561 static gboolean init_result;
3563 mono_loader_lock_if_inited ();
3565 init_result = llvm_init_inner ();
3568 mono_loader_unlock_if_inited ();
3576 mini_init (const char *filename, const char *runtime_version)
3580 MonoRuntimeCallbacks callbacks;
3581 MonoThreadInfoRuntimeCallbacks ticallbacks;
3583 MONO_VES_INIT_BEGIN ();
3585 CHECKED_MONO_INIT ();
3587 #if defined(__linux__) && !defined(__native_client__)
3588 if (access ("/proc/self/maps", F_OK) != 0) {
3589 g_print ("Mono requires /proc to be mounted.\n");
3594 mono_os_mutex_init_recursive (&jit_mutex);
3596 mono_cross_helpers_run ();
3598 mono_counters_init ();
3602 /* Happens when using the embedding interface */
3603 if (!default_opt_set)
3604 default_opt = mono_parse_default_optimizations (NULL);
3606 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
3608 mono_set_generic_sharing_vt_supported (TRUE);
3611 mono_set_generic_sharing_vt_supported (TRUE);
3614 #ifdef MONO_HAVE_FAST_TLS
3615 MONO_FAST_TLS_INIT (mono_jit_tls);
3616 MONO_FAST_TLS_INIT (mono_lmf_addr);
3617 #ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
3618 MONO_FAST_TLS_INIT (mono_lmf);
3622 mono_runtime_set_has_tls_get (MONO_ARCH_HAVE_TLS_GET);
3624 if (!global_codeman)
3625 global_codeman = mono_code_manager_new ();
3627 memset (&callbacks, 0, sizeof (callbacks));
3628 callbacks.create_ftnptr = mini_create_ftnptr;
3629 callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
3630 callbacks.get_runtime_build_info = mono_get_runtime_build_info;
3631 callbacks.set_cast_details = mono_set_cast_details;
3632 callbacks.debug_log = mono_debugger_agent_debug_log;
3633 callbacks.debug_log_is_enabled = mono_debugger_agent_debug_log_is_enabled;
3634 callbacks.tls_key_supported = mini_tls_key_supported;
3635 callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
3636 callbacks.get_imt_trampoline = mini_get_imt_trampoline;
3637 callbacks.imt_entry_inited = mini_imt_entry_inited;
3638 callbacks.init_delegate = mini_init_delegate;
3639 #define JIT_INVOKE_WORKS
3640 #ifdef JIT_INVOKE_WORKS
3641 callbacks.runtime_invoke = mono_jit_runtime_invoke;
3643 #define JIT_TRAMPOLINES_WORK
3644 #ifdef JIT_TRAMPOLINES_WORK
3645 callbacks.compile_method = mono_jit_compile_method;
3646 callbacks.create_jump_trampoline = mono_create_jump_trampoline;
3647 callbacks.create_jit_trampoline = mono_create_jit_trampoline;
3648 callbacks.create_delegate_trampoline = mono_create_delegate_trampoline;
3649 callbacks.free_method = mono_jit_free_method;
3650 #ifndef DISABLE_REMOTING
3651 callbacks.create_remoting_trampoline = mono_jit_create_remoting_trampoline;
3655 mono_install_callbacks (&callbacks);
3657 memset (&ticallbacks, 0, sizeof (ticallbacks));
3658 ticallbacks.setup_async_callback = mono_setup_async_callback;
3659 ticallbacks.thread_state_init_from_sigctx = mono_thread_state_init_from_sigctx;
3660 ticallbacks.thread_state_init_from_handle = mono_thread_state_init_from_handle;
3661 ticallbacks.thread_state_init = mono_thread_state_init;
3664 mono_w32handle_init ();
3667 mono_threads_runtime_init (&ticallbacks);
3669 if (g_getenv ("MONO_DEBUG") != NULL)
3670 mini_parse_debug_options ();
3672 mono_code_manager_init ();
3676 mono_arch_cpu_init ();
3680 mono_unwind_init ();
3682 #ifdef XDEBUG_ENABLED
3683 if (g_getenv ("MONO_XDEBUG")) {
3684 const char *xdebug_opts = g_getenv ("MONO_XDEBUG");
3685 mono_xdebug_init (xdebug_opts);
3686 /* So methods for multiple domains don't have the same address */
3687 mono_dont_free_domains = TRUE;
3688 mono_using_xdebug = TRUE;
3689 } else if (mini_get_debug_options ()->gdb) {
3690 mono_xdebug_init ((char*)"gdb");
3691 mono_dont_free_domains = TRUE;
3692 mono_using_xdebug = TRUE;
3697 if (mono_use_llvm) {
3698 if (!mono_llvm_load (NULL)) {
3699 mono_use_llvm = FALSE;
3700 fprintf (stderr, "Mono Warning: llvm support could not be loaded.\n");
3707 mono_trampolines_init ();
3709 mono_native_tls_alloc (&mono_jit_tls_id, NULL);
3711 if (default_opt & MONO_OPT_AOT)
3714 mono_debugger_agent_init ();
3716 #ifdef MONO_ARCH_GSHARED_SUPPORTED
3717 mono_set_generic_sharing_supported (TRUE);
3720 mono_threads_signals_init ();
3722 #ifndef MONO_CROSS_COMPILE
3723 mono_runtime_install_handlers ();
3725 mono_threads_install_cleanup (mini_thread_cleanup);
3727 #ifdef JIT_TRAMPOLINES_WORK
3728 mono_install_create_domain_hook (mini_create_jit_domain_info);
3729 mono_install_free_domain_hook (mini_free_jit_domain_info);
3731 mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
3732 mono_install_get_class_from_name (mono_aot_get_class_from_name);
3733 mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
3735 if (debug_options.collect_pagefault_stats)
3736 mono_aot_set_make_unreadable (TRUE);
3738 if (runtime_version)
3739 domain = mono_init_version (filename, runtime_version);
3741 domain = mono_init_from_assembly (filename, filename);
3743 if (mono_aot_only) {
3744 /* This helps catch code allocation requests */
3745 mono_code_manager_set_read_only (domain->code_mp);
3746 mono_marshal_use_aot_wrappers (TRUE);
3749 if (mono_llvm_only) {
3750 mono_install_imt_trampoline_builder (mono_llvmonly_get_imt_trampoline);
3751 mono_set_always_build_imt_trampolines (TRUE);
3752 } else if (mono_aot_only) {
3753 mono_install_imt_trampoline_builder (mono_aot_get_imt_trampoline);
3755 mono_install_imt_trampoline_builder (mono_arch_build_imt_trampoline);
3758 /*Init arch tls information only after the metadata side is inited to make sure we see dynamic appdomain tls keys*/
3759 mono_arch_finish_init ();
3763 /* This must come after mono_init () in the aot-only case */
3764 mono_exceptions_init ();
3766 /* This should come after mono_init () too */
3770 mono_create_helper_signatures ();
3773 register_jit_stats ();
3775 #define JIT_CALLS_WORK
3776 #ifdef JIT_CALLS_WORK
3777 /* Needs to be called here since register_jit_icall depends on it */
3778 mono_marshal_init ();
3780 mono_arch_register_lowlevel_calls ();
3784 mono_generic_sharing_init ();
3787 #ifdef MONO_ARCH_SIMD_INTRINSICS
3788 mono_simd_intrinsics_init ();
3791 mono_tasklets_init ();
3793 register_trampolines (domain);
3795 if (mono_compile_aot)
3797 * Avoid running managed code when AOT compiling, since the platform
3798 * might only support aot-only execution.
3800 mono_runtime_set_no_exec (TRUE);
3802 mono_mem_account_register_counters ();
3804 #define JIT_RUNTIME_WORKS
3805 #ifdef JIT_RUNTIME_WORKS
3806 mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
3807 mono_runtime_init_checked (domain, mono_thread_start_cb, mono_thread_attach_cb, &error);
3808 mono_error_assert_ok (&error);
3809 mono_thread_attach (domain);
3812 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
3813 mono_runtime_setup_stat_profiler ();
3815 mono_profiler_runtime_initialized ();
3817 MONO_VES_INIT_END ();
3823 register_icalls (void)
3825 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
3826 ves_icall_get_frame_info);
3827 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
3828 ves_icall_get_trace);
3829 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
3830 mono_runtime_install_handlers);
3831 mono_add_internal_call ("Mono.Runtime::mono_runtime_cleanup_handlers",
3832 mono_runtime_cleanup_handlers);
3834 #if defined(PLATFORM_ANDROID) || defined(TARGET_ANDROID)
3835 mono_add_internal_call ("System.Diagnostics.Debugger::Mono_UnhandledException_internal",
3836 mono_debugger_agent_unhandled_exception);
3840 * It's important that we pass `TRUE` as the last argument here, as
3841 * it causes the JIT to omit a wrapper for these icalls. If the JIT
3842 * *did* emit a wrapper, we'd be looking at infinite recursion since
3843 * the wrapper would call the icall which would call the wrapper and
3846 register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", "void ptr", TRUE);
3847 register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", "void ptr", TRUE);
3849 register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
3850 register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
3851 register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
3852 register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "ptr ptr", TRUE);
3853 register_icall (mono_jit_set_domain, "mono_jit_set_domain", "void ptr", TRUE);
3854 register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
3856 register_icall (mono_llvm_throw_exception, "mono_llvm_throw_exception", "void object", TRUE);
3857 register_icall (mono_llvm_rethrow_exception, "mono_llvm_rethrow_exception", "void object", TRUE);
3858 register_icall (mono_llvm_resume_exception, "mono_llvm_resume_exception", "void", TRUE);
3859 register_icall (mono_llvm_match_exception, "mono_llvm_match_exception", "int ptr int int", TRUE);
3860 register_icall (mono_llvm_clear_exception, "mono_llvm_clear_exception", NULL, TRUE);
3861 register_icall (mono_llvm_load_exception, "mono_llvm_load_exception", "object", TRUE);
3862 register_icall (mono_llvm_throw_corlib_exception, "mono_llvm_throw_corlib_exception", "void int", TRUE);
3863 #if defined(ENABLE_LLVM) && !defined(MONO_LLVM_LOADED)
3864 register_icall (mono_llvm_set_unhandled_exception_handler, "mono_llvm_set_unhandled_exception_handler", NULL, TRUE);
3866 // FIXME: This is broken
3867 register_icall (mono_debug_personality, "mono_debug_personality", "int int int ptr ptr ptr", TRUE);
3870 register_dyn_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
3871 register_dyn_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
3872 register_dyn_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", "void ptr", TRUE);
3873 register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
3874 register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "object", FALSE);
3875 register_icall (mono_thread_force_interruption_checkpoint_noraise, "mono_thread_force_interruption_checkpoint_noraise", "object", FALSE);
3877 #if defined(__native_client__) || defined(__native_client_codegen__)
3878 register_icall (mono_nacl_gc, "mono_nacl_gc", "void", FALSE);
3881 if (mono_threads_is_coop_enabled ())
3882 register_icall (mono_threads_state_poll, "mono_threads_state_poll", "void", FALSE);
3884 #ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
3885 register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, "mono_llmult", TRUE);
3886 register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, "mono_lldiv", FALSE);
3887 register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, "mono_lldiv_un", FALSE);
3888 register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, "mono_llrem", FALSE);
3889 register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, "mono_llrem_un", FALSE);
3891 #if !defined(MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS) || defined(MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS)
3892 register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, "mono_llmult_ovf_un", FALSE);
3893 register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, "mono_llmult_ovf", FALSE);
3896 #ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
3897 register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, "mono_lshl", TRUE);
3898 register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, "mono_lshr", TRUE);
3899 register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, "mono_lshr_un", TRUE);
3902 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
3903 register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, "mono_idiv", FALSE);
3904 register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, "mono_idiv_un", FALSE);
3905 register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, "mono_irem", FALSE);
3906 register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, "mono_irem_un", FALSE);
3909 #ifdef MONO_ARCH_EMULATE_MUL_DIV
3910 register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, "mono_imul", TRUE);
3913 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
3914 register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, "mono_imul_ovf", FALSE);
3915 register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, "mono_imul_ovf_un", FALSE);
3918 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT_FALLBACK)
3919 register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, "mono_fdiv", FALSE);
3922 register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, "mono_fconv_u8", FALSE);
3923 register_opcode_emulation (OP_RCONV_TO_U8, "__emul_rconv_to_u8", "ulong float", mono_rconv_u8, "mono_rconv_u8", FALSE);
3924 register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, "mono_fconv_u4", FALSE);
3925 register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, "mono_fconv_ovf_i8", FALSE);
3926 register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, "mono_fconv_ovf_u8", FALSE);
3927 register_opcode_emulation (OP_RCONV_TO_OVF_I8, "__emul_rconv_to_ovf_i8", "long float", mono_rconv_ovf_i8, "mono_rconv_ovf_i8", FALSE);
3928 register_opcode_emulation (OP_RCONV_TO_OVF_U8, "__emul_rconv_to_ovf_u8", "ulong float", mono_rconv_ovf_u8, "mono_rconv_ovf_u8", FALSE);
3931 #ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
3932 register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, "mono_fconv_i8", FALSE);
3933 register_opcode_emulation (OP_RCONV_TO_I8, "__emul_rconv_to_i8", "long float", mono_rconv_i8, "mono_rconv_i8", FALSE);
3936 #ifdef MONO_ARCH_EMULATE_CONV_R8_UN
3937 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);
3939 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
3940 register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, "mono_lconv_to_r8", FALSE);
3942 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
3943 register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, "mono_lconv_to_r4", FALSE);
3945 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
3946 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);
3948 #ifdef MONO_ARCH_EMULATE_FREM
3949 #if !defined(__native_client__)
3950 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, "fmod", FALSE);
3951 register_opcode_emulation (OP_RREM, "__emul_rrem", "float float float", fmodf, "fmodf", FALSE);
3953 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", mono_fmod, "mono_fmod", FALSE);
3957 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
3958 if (mono_arch_is_soft_float ()) {
3959 register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, "mono_fsub", FALSE);
3960 register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, "mono_fadd", FALSE);
3961 register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, "mono_fmul", FALSE);
3962 register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, "mono_fneg", FALSE);
3963 register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, "mono_conv_to_r8", FALSE);
3964 register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, "mono_conv_to_r4", FALSE);
3965 register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, "mono_fconv_r4", FALSE);
3966 register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, "mono_fconv_i1", FALSE);
3967 register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, "mono_fconv_i2", FALSE);
3968 register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3969 register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, "mono_fconv_u1", FALSE);
3970 register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, "mono_fconv_u2", FALSE);
3972 #if SIZEOF_VOID_P == 4
3973 register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3976 register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, "mono_fcmp_eq", FALSE);
3977 register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, "mono_fcmp_lt", FALSE);
3978 register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, "mono_fcmp_gt", FALSE);
3979 register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, "mono_fcmp_le", FALSE);
3980 register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, "mono_fcmp_ge", FALSE);
3981 register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, "mono_fcmp_ne_un", FALSE);
3982 register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, "mono_fcmp_lt_un", FALSE);
3983 register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, "mono_fcmp_gt_un", FALSE);
3984 register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, "mono_fcmp_le_un", FALSE);
3985 register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, "mono_fcmp_ge_un", FALSE);
3987 register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, "mono_fceq", FALSE);
3988 register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, "mono_fcgt", FALSE);
3989 register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, "mono_fcgt_un", FALSE);
3990 register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, "mono_fclt", FALSE);
3991 register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, "mono_fclt_un", FALSE);
3993 register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
3994 register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
3995 register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
3996 register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
3999 register_icall (mono_ckfinite, "mono_ckfinite", "double double", FALSE);
4001 #ifdef COMPRESSED_INTERFACE_BITMAP
4002 register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
4005 #if SIZEOF_REGISTER == 4
4006 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, "mono_fconv_u4", TRUE);
4008 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "ulong double", mono_fconv_u8, "mono_fconv_u8", TRUE);
4011 /* other jit icalls */
4012 register_icall (ves_icall_mono_delegate_ctor, "ves_icall_mono_delegate_ctor", "void object object ptr", FALSE);
4013 register_icall (mono_class_static_field_address , "mono_class_static_field_address",
4014 "ptr ptr ptr", FALSE);
4015 register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
4016 register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
4017 "ptr ptr ptr ptr", FALSE);
4018 register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
4019 register_icall (ves_icall_mono_ldstr, "ves_icall_mono_ldstr", "object ptr ptr int32", FALSE);
4020 register_icall (mono_helper_stelem_ref_check, "mono_helper_stelem_ref_check", "void object object", FALSE);
4021 register_icall (ves_icall_object_new, "ves_icall_object_new", "object ptr ptr", FALSE);
4022 register_icall (ves_icall_object_new_specific, "ves_icall_object_new_specific", "object ptr", FALSE);
4023 register_icall (ves_icall_array_new, "ves_icall_array_new", "object ptr ptr int32", FALSE);
4024 register_icall (ves_icall_array_new_specific, "ves_icall_array_new_specific", "object ptr int32", FALSE);
4025 register_icall (ves_icall_runtime_class_init, "ves_icall_runtime_class_init", "void ptr", FALSE);
4026 register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
4027 register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
4028 register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
4029 register_icall (mono_helper_compile_generic_method, "mono_helper_compile_generic_method", "ptr object ptr ptr", FALSE);
4030 register_icall (mono_helper_ldstr, "mono_helper_ldstr", "object ptr int", FALSE);
4031 register_icall (mono_helper_ldstr_mscorlib, "mono_helper_ldstr_mscorlib", "object int", FALSE);
4032 register_icall (mono_helper_newobj_mscorlib, "mono_helper_newobj_mscorlib", "object int", FALSE);
4033 register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
4034 register_icall (mono_object_castclass_unbox, "mono_object_castclass_unbox", "object object ptr", FALSE);
4035 register_icall (mono_break, "mono_break", NULL, TRUE);
4036 register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
4037 register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
4038 register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
4039 register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
4040 register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
4041 register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
4042 register_icall (mono_array_new_4, "mono_array_new_4", "object ptr int int int int", FALSE);
4043 register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
4044 register_icall (mono_resume_unwind, "mono_resume_unwind", "void", TRUE);
4045 register_icall (mono_gsharedvt_constrained_call, "mono_gsharedvt_constrained_call", "object ptr ptr ptr ptr ptr", FALSE);
4046 register_icall (mono_gsharedvt_value_copy, "mono_gsharedvt_value_copy", "void ptr ptr ptr", TRUE);
4048 register_icall (mono_gc_wbarrier_value_copy_bitmap, "mono_gc_wbarrier_value_copy_bitmap", "void ptr ptr int int", FALSE);
4050 register_icall (mono_object_castclass_with_cache, "mono_object_castclass_with_cache", "object object ptr ptr", FALSE);
4051 register_icall (mono_object_isinst_with_cache, "mono_object_isinst_with_cache", "object object ptr ptr", FALSE);
4052 register_icall (mono_generic_class_init, "mono_generic_class_init", "void ptr", FALSE);
4053 register_icall (mono_fill_class_rgctx, "mono_fill_class_rgctx", "ptr ptr int", FALSE);
4054 register_icall (mono_fill_method_rgctx, "mono_fill_method_rgctx", "ptr ptr int", FALSE);
4056 register_icall (mono_debugger_agent_user_break, "mono_debugger_agent_user_break", "void", FALSE);
4058 register_icall (mono_aot_init_llvm_method, "mono_aot_init_llvm_method", "void ptr int", TRUE);
4059 register_icall (mono_aot_init_gshared_method_this, "mono_aot_init_gshared_method_this", "void ptr int object", TRUE);
4060 register_icall (mono_aot_init_gshared_method_mrgctx, "mono_aot_init_gshared_method_mrgctx", "void ptr int ptr", TRUE);
4061 register_icall (mono_aot_init_gshared_method_vtable, "mono_aot_init_gshared_method_vtable", "void ptr int ptr", TRUE);
4063 register_icall_no_wrapper (mono_resolve_iface_call_gsharedvt, "mono_resolve_iface_call_gsharedvt", "ptr object int ptr ptr");
4064 register_icall_no_wrapper (mono_resolve_vcall_gsharedvt, "mono_resolve_vcall_gsharedvt", "ptr object int ptr ptr");
4065 register_icall_no_wrapper (mono_resolve_generic_virtual_call, "mono_resolve_generic_virtual_call", "ptr ptr int ptr");
4066 register_icall_no_wrapper (mono_resolve_generic_virtual_iface_call, "mono_resolve_generic_virtual_iface_call", "ptr ptr int ptr");
4067 /* This needs a wrapper so it can have a preserveall cconv */
4068 register_icall (mono_init_vtable_slot, "mono_init_vtable_slot", "ptr ptr int", FALSE);
4069 register_icall (mono_llvmonly_init_delegate, "mono_llvmonly_init_delegate", "void object", TRUE);
4070 register_icall (mono_llvmonly_init_delegate_virtual, "mono_llvmonly_init_delegate_virtual", "void object object ptr", TRUE);
4071 register_icall (mono_get_assembly_object, "mono_get_assembly_object", "object ptr", TRUE);
4072 register_icall (mono_get_method_object, "mono_get_method_object", "object ptr", TRUE);
4073 register_icall (mono_throw_method_access, "mono_throw_method_access", "void ptr ptr", FALSE);
4074 register_icall_no_wrapper (mono_dummy_jit_icall, "mono_dummy_jit_icall", "void");
4076 register_icall_with_wrapper (mono_monitor_enter_internal, "mono_monitor_enter_internal", "void obj");
4077 register_icall_with_wrapper (mono_monitor_enter_v4_internal, "mono_monitor_enter_v4_internal", "void obj ptr");
4078 register_icall_no_wrapper (mono_monitor_enter_fast, "mono_monitor_enter_fast", "int obj");
4079 register_icall_no_wrapper (mono_monitor_enter_v4_fast, "mono_monitor_enter_v4_fast", "int obj ptr");
4082 register_icall (pthread_getspecific, "pthread_getspecific", "ptr ptr", TRUE);
4086 MonoJitStats mono_jit_stats = {0};
4089 print_jit_stats (void)
4091 if (mono_jit_stats.enabled) {
4092 g_print ("Mono Jit statistics\n");
4093 g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
4094 mono_jit_stats.max_ratio_method);
4095 g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
4096 mono_jit_stats.biggest_method);
4098 g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
4099 g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
4100 g_print ("Used classes: %ld\n", mono_stats.used_class_count);
4101 g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
4102 g_print ("Methods: %ld\n", mono_stats.method_count);
4103 g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
4104 g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
4105 g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
4107 g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
4108 g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
4109 g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
4111 g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
4112 g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
4113 g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
4114 g_print ("Shared vtype generic methods: %ld\n", mono_stats.gsharedvt_methods);
4116 g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
4117 g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
4118 g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
4119 g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
4120 g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
4121 g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
4122 g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
4123 g_print ("IMT trampolines size: %ld\n", mono_stats.imt_trampolines_size);
4125 g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
4126 g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
4127 g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
4129 g_free (mono_jit_stats.max_ratio_method);
4130 mono_jit_stats.max_ratio_method = NULL;
4131 g_free (mono_jit_stats.biggest_method);
4132 mono_jit_stats.biggest_method = NULL;
4137 mini_cleanup (MonoDomain *domain)
4139 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
4140 mono_runtime_shutdown_stat_profiler ();
4143 cominterop_release_all_rcws ();
4146 #ifndef MONO_CROSS_COMPILE
4148 * mono_domain_finalize () needs to be called early since it needs the
4149 * execution engine still fully working (it may invoke managed finalizers).
4151 mono_domain_finalize (domain, 2000);
4154 /* This accesses metadata so needs to be called before runtime shutdown */
4157 #ifndef MONO_CROSS_COMPILE
4158 mono_runtime_cleanup (domain);
4161 mono_profiler_shutdown ();
4163 free_jit_tls_data ((MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id));
4165 mono_icall_cleanup ();
4167 mono_runtime_cleanup_handlers ();
4169 #ifndef MONO_CROSS_COMPILE
4170 mono_domain_free (domain, TRUE);
4175 mono_llvm_cleanup ();
4178 mono_aot_cleanup ();
4180 mono_trampolines_cleanup ();
4182 mono_unwind_cleanup ();
4184 mono_code_manager_destroy (global_codeman);
4185 g_free (vtable_trampolines);
4187 mini_jit_cleanup ();
4189 mono_tramp_info_cleanup ();
4191 mono_arch_cleanup ();
4193 mono_generic_sharing_cleanup ();
4197 mono_trace_cleanup ();
4199 mono_counters_dump (MONO_COUNTER_SECTION_MASK | MONO_COUNTER_MONOTONIC, stdout);
4201 if (mono_inject_async_exc_method)
4202 mono_method_desc_free (mono_inject_async_exc_method);
4204 mono_native_tls_free (mono_jit_tls_id);
4206 mono_os_mutex_destroy (&jit_mutex);
4208 mono_code_manager_cleanup ();
4211 mono_w32handle_cleanup ();
4216 mono_set_defaults (int verbose_level, guint32 opts)
4218 mini_verbose = verbose_level;
4219 mono_set_optimizations (opts);
4223 mono_disable_optimizations (guint32 opts)
4225 default_opt &= ~opts;
4229 mono_set_optimizations (guint32 opts)
4232 default_opt_set = TRUE;
4233 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
4234 mono_set_generic_sharing_vt_supported (mono_aot_only || ((default_opt & MONO_OPT_GSHAREDVT) != 0));
4237 mono_set_generic_sharing_vt_supported (TRUE);
4242 mono_set_verbose_level (guint32 level)
4244 mini_verbose = level;
4248 * mono_get_runtime_build_info:
4250 * Return the runtime version + build date in string format.
4251 * The returned string is owned by the caller. The returned string
4252 * format is "VERSION (FULL_VERSION BUILD_DATE)" and build date is optional.
4255 mono_get_runtime_build_info (void)
4257 if (mono_build_date)
4258 return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
4260 return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
4264 mono_precompile_assembly (MonoAssembly *ass, void *user_data)
4266 GHashTable *assemblies = (GHashTable*)user_data;
4267 MonoImage *image = mono_assembly_get_image (ass);
4268 MonoMethod *method, *invoke;
4271 if (g_hash_table_lookup (assemblies, ass))
4274 g_hash_table_insert (assemblies, ass, ass);
4276 if (mini_verbose > 0)
4277 printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
4279 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
4282 method = mono_get_method_checked (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL, NULL, &error);
4284 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4287 if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
4289 if (method->is_generic || mono_class_is_gtd (method->klass))
4293 if (mini_verbose > 1) {
4294 char * desc = mono_method_full_name (method, TRUE);
4295 g_print ("Compiling %d %s\n", count, desc);
4298 mono_compile_method_checked (method, &error);
4299 if (!is_ok (&error)) {
4300 mono_error_cleanup (&error); /* FIXME don't swallow the error */
4303 if (strcmp (method->name, "Finalize") == 0) {
4304 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
4305 mono_compile_method_checked (invoke, &error);
4306 mono_error_assert_ok (&error);
4308 #ifndef DISABLE_REMOTING
4309 if (mono_class_is_marshalbyref (method->klass) && mono_method_signature (method)->hasthis) {
4310 invoke = mono_marshal_get_remoting_invoke_with_check (method);
4311 mono_compile_method_checked (invoke, &error);
4312 mono_error_assert_ok (&error);
4317 /* Load and precompile referenced assemblies as well */
4318 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
4319 mono_assembly_load_reference (image, i);
4320 if (image->references [i])
4321 mono_precompile_assembly (image->references [i], assemblies);
4325 void mono_precompile_assemblies ()
4327 GHashTable *assemblies = g_hash_table_new (NULL, NULL);
4329 mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
4331 g_hash_table_destroy (assemblies);
4336 * Have to export this for AOT.
4339 mono_personality (void)
4342 g_assert_not_reached ();
4345 // Custom handlers currently only implemented by Windows.
4348 mono_runtime_install_custom_handlers (const char *handlers)
4354 mono_runtime_install_custom_handlers_usage (void)
4357 "Custom Handlers:\n"
4358 " --handlers=HANDLERS Enable handler support, HANDLERS is a comma\n"
4359 " separated list of available handlers to install.\n"
4361 "No handlers supported on current platform.\n");
4363 #endif /* HOST_WIN32 */