2 * mini-runtime.c: Runtime code for the JIT
5 * Paolo Molaro (lupus@ximian.com)
6 * Dietmar Maurer (dietmar@ximian.com)
8 * Copyright 2002-2003 Ximian, Inc.
9 * Copyright 2003-2010 Novell, Inc.
10 * Copyright 2011-2015 Xamarin, Inc (http://www.xamarin.com)
21 #ifdef HAVE_SYS_TIME_H
28 #include <mono/utils/memcheck.h>
30 #include <mono/metadata/assembly.h>
31 #include <mono/metadata/loader.h>
32 #include <mono/metadata/tabledefs.h>
33 #include <mono/metadata/class.h>
34 #include <mono/metadata/object.h>
35 #include <mono/metadata/tokentype.h>
36 #include <mono/metadata/tabledefs.h>
37 #include <mono/metadata/threads.h>
38 #include <mono/metadata/appdomain.h>
39 #include <mono/metadata/debug-helpers.h>
40 #include "mono/metadata/profiler.h"
41 #include <mono/metadata/profiler-private.h>
42 #include <mono/metadata/mono-config.h>
43 #include <mono/metadata/environment.h>
44 #include <mono/metadata/mono-debug.h>
45 #include <mono/metadata/gc-internals.h>
46 #include <mono/metadata/threads-types.h>
47 #include <mono/metadata/mempool-internals.h>
48 #include <mono/metadata/attach.h>
49 #include <mono/metadata/runtime.h>
50 #include <mono/utils/mono-math.h>
51 #include <mono/utils/mono-compiler.h>
52 #include <mono/utils/mono-counters.h>
53 #include <mono/utils/mono-error-internals.h>
54 #include <mono/utils/mono-logger-internals.h>
55 #include <mono/utils/mono-mmap.h>
56 #include <mono/utils/mono-path.h>
57 #include <mono/utils/mono-tls.h>
58 #include <mono/utils/mono-hwcap.h>
59 #include <mono/utils/dtrace.h>
60 #include <mono/utils/mono-signal-handler.h>
61 #include <mono/utils/mono-threads.h>
62 #include <mono/utils/checked-build.h>
63 #include <mono/io-layer/io-layer.h>
66 #include "seq-points.h"
73 #include "jit-icalls.h"
76 #include "mini-llvm.h"
77 #include "debugger-agent.h"
79 #ifdef MONO_ARCH_LLVM_SUPPORTED
81 #include "mini-llvm-cpp.h"
85 static guint32 default_opt = 0;
86 static gboolean default_opt_set = FALSE;
88 MonoNativeTlsKey mono_jit_tls_id;
90 #ifdef MONO_HAVE_FAST_TLS
91 MONO_FAST_TLS_DECLARE(mono_jit_tls);
94 gboolean mono_compile_aot = FALSE;
95 /* If this is set, no code is generated dynamically, everything is taken from AOT files */
96 gboolean mono_aot_only = FALSE;
97 /* Same as mono_aot_only, but only LLVM compiled code is used, no trampolines */
98 gboolean mono_llvm_only = FALSE;
99 MonoAotMode mono_aot_mode = MONO_AOT_MODE_NONE;
101 const char *mono_build_date;
102 gboolean mono_do_signal_chaining;
103 gboolean mono_do_crash_chaining;
104 int mini_verbose = 0;
107 * This flag controls whenever the runtime uses LLVM for JIT compilation, and whenever
108 * it can load AOT code compiled by LLVM.
110 gboolean mono_use_llvm = FALSE;
112 #define mono_jit_lock() mono_os_mutex_lock (&jit_mutex)
113 #define mono_jit_unlock() mono_os_mutex_unlock (&jit_mutex)
114 static mono_mutex_t jit_mutex;
116 static MonoCodeManager *global_codeman;
118 MonoDebugOptions debug_options;
120 #ifdef VALGRIND_JIT_REGISTER_MAP
121 int valgrind_register;
124 static GSList *tramp_infos;
126 static void register_icalls (void);
129 mono_running_on_valgrind (void)
132 if (RUNNING_ON_VALGRIND){
133 #ifdef VALGRIND_JIT_REGISTER_MAP
134 valgrind_register = TRUE;
148 find_tramp (gpointer key, gpointer value, gpointer user_data)
150 FindTrampUserData *ud = (FindTrampUserData*)user_data;
153 ud->method = (MonoMethod*)key;
157 G_GNUC_UNUSED static char*
158 get_method_from_ip (void *ip)
163 MonoDomain *domain = mono_domain_get ();
164 MonoDebugSourceLocation *location;
165 FindTrampUserData user_data;
168 domain = mono_get_root_domain ();
170 ji = mono_jit_info_table_find_internal (domain, (char *)ip, TRUE, TRUE);
173 user_data.method = NULL;
174 mono_domain_lock (domain);
175 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
176 mono_domain_unlock (domain);
177 if (user_data.method) {
178 char *mname = mono_method_full_name (user_data.method, TRUE);
179 res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
185 } else if (ji->is_trampoline) {
186 res = g_strdup_printf ("<%p - %s trampoline>", ip, ((MonoTrampInfo*)ji->d.tramp_info)->name);
190 method = mono_method_full_name (jinfo_get_method (ji), TRUE);
191 /* FIXME: unused ? */
192 location = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
194 res = g_strdup_printf (" %s + 0x%x (%p %p) [%p - %s]", method, (int)((char*)ip - (char*)ji->code_start), ji->code_start, (char*)ji->code_start + ji->code_size, domain, domain->friendly_name);
196 mono_debug_free_source_location (location);
204 * @ip: an instruction pointer address
206 * This method is used from a debugger to get the name of the
207 * method at address @ip. This routine is typically invoked from
208 * a debugger like this:
210 * (gdb) print mono_pmip ($pc)
212 * Returns: the name of the method at address @ip.
217 return get_method_from_ip (ip);
221 * mono_print_method_from_ip
222 * @ip: an instruction pointer address
224 * This method is used from a debugger to get the name of the
225 * method at address @ip.
227 * This prints the name of the method at address @ip in the standard
228 * output. Unlike mono_pmip which returns a string, this routine
229 * prints the value on the standard output.
232 /* Prevent the linker from optimizing this away in embedding setups to help debugging */
233 __attribute__((used))
236 mono_print_method_from_ip (void *ip)
240 MonoDebugSourceLocation *source;
241 MonoDomain *domain = mono_domain_get ();
242 MonoDomain *target_domain = mono_domain_get ();
243 FindTrampUserData user_data;
244 MonoGenericSharingContext*gsctx;
245 const char *shared_type;
247 ji = mini_jit_info_table_find_ext (domain, (char *)ip, TRUE, &target_domain);
248 if (ji && ji->is_trampoline) {
249 MonoTrampInfo *tinfo = (MonoTrampInfo *)ji->d.tramp_info;
251 printf ("IP %p is at offset 0x%x of trampoline '%s'.\n", ip, (int)((guint8*)ip - tinfo->code), tinfo->name);
257 user_data.method = NULL;
258 mono_domain_lock (domain);
259 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
260 mono_domain_unlock (domain);
262 if (user_data.method) {
263 char *mname = mono_method_full_name (user_data.method, TRUE);
264 printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
269 g_print ("No method at %p\n", ip);
273 method = mono_method_full_name (jinfo_get_method (ji), TRUE);
274 source = mono_debug_lookup_source_location (jinfo_get_method (ji), (guint32)((guint8*)ip - (guint8*)ji->code_start), target_domain);
276 gsctx = mono_jit_info_get_generic_sharing_context (ji);
279 if (gsctx->is_gsharedvt)
280 shared_type = "gsharedvt ";
282 shared_type = "gshared ";
285 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);
288 g_print ("%s:%d\n", source->source_file, source->row);
291 mono_debug_free_source_location (source);
296 * mono_method_same_domain:
298 * Determine whenever two compiled methods are in the same domain, thus
299 * the address of the callee can be embedded in the caller.
301 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
305 if (!caller || caller->is_trampoline || !callee || callee->is_trampoline)
309 * If the call was made from domain-neutral to domain-specific
310 * code, we can't patch the call site.
312 if (caller->domain_neutral && !callee->domain_neutral)
315 cmethod = jinfo_get_method (caller);
316 if ((cmethod->klass == mono_defaults.appdomain_class) &&
317 (strstr (cmethod->name, "InvokeInDomain"))) {
318 /* The InvokeInDomain methods change the current appdomain */
326 * mono_global_codeman_reserve:
328 * Allocate code memory from the global code manager.
330 void *mono_global_codeman_reserve (int size)
335 g_error ("Attempting to allocate from the global code manager while running with --aot-only.\n");
337 if (!global_codeman) {
338 /* This can happen during startup */
339 global_codeman = mono_code_manager_new ();
340 return mono_code_manager_reserve (global_codeman, size);
344 ptr = mono_code_manager_reserve (global_codeman, size);
350 #if defined(__native_client_codegen__) && defined(__native_client__)
354 #ifdef __native_client_gc__
355 __nacl_suspend_thread_if_needed();
359 /* Given the temporary buffer (allocated by mono_global_codeman_reserve) into
360 * which we are generating code, return a pointer to the destination in the
361 * dynamic code segment into which the code will be copied when
362 * mono_global_codeman_commit is called.
363 * LOCKING: Acquires the jit lock.
366 nacl_global_codeman_get_dest (void *data)
370 dest = nacl_code_manager_get_code_dest (global_codeman, data);
376 mono_global_codeman_commit (void *data, int size, int newsize)
379 mono_code_manager_commit (global_codeman, data, size, newsize);
384 * Convenience function which calls mono_global_codeman_commit to validate and
385 * copy the code. The caller sets *buf_base and *buf_size to the start and size
386 * of the buffer (allocated by mono_global_codeman_reserve), and *code_end to
387 * the byte after the last instruction byte. On return, *buf_base will point to
388 * the start of the copied in the code segment, and *code_end will point after
389 * the end of the copied code.
392 nacl_global_codeman_validate (guint8 **buf_base, int buf_size, guint8 **code_end)
394 guint8 *tmp = nacl_global_codeman_get_dest (*buf_base);
395 mono_global_codeman_commit (*buf_base, buf_size, *code_end - *buf_base);
396 *code_end = tmp + (*code_end - *buf_base);
400 /* no-op versions of Native Client functions */
402 nacl_global_codeman_get_dest (void *data)
408 mono_global_codeman_commit (void *data, int size, int newsize)
413 nacl_global_codeman_validate (guint8 **buf_base, int buf_size, guint8 **code_end)
417 #endif /* __native_client__ */
420 * mono_create_unwind_op:
422 * Create an unwind op with the given parameters.
425 mono_create_unwind_op (int when, int tag, int reg, int val)
427 MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
438 mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
440 MonoJumpInfoToken *res = (MonoJumpInfoToken *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
443 res->has_context = context != NULL;
445 memcpy (&res->context, context, sizeof (MonoGenericContext));
451 mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
453 return mono_jump_info_token_new2 (mp, image, token, NULL);
457 * mono_tramp_info_create:
459 * Create a MonoTrampInfo structure from the arguments. This function assumes ownership
460 * of JI, and UNWIND_OPS.
463 mono_tramp_info_create (const char *name, guint8 *code, guint32 code_size, MonoJumpInfo *ji, GSList *unwind_ops)
465 MonoTrampInfo *info = g_new0 (MonoTrampInfo, 1);
467 info->name = g_strdup ((char*)name);
469 info->code_size = code_size;
471 info->unwind_ops = unwind_ops;
477 mono_tramp_info_free (MonoTrampInfo *info)
482 mono_free_unwind_info (info->unwind_ops);
487 register_trampoline_jit_info (MonoDomain *domain, MonoTrampInfo *info)
491 ji = (MonoJitInfo *)mono_domain_alloc0 (domain, mono_jit_info_size ((MonoJitInfoFlags)0, 0, 0));
492 mono_jit_info_init (ji, NULL, info->code, info->code_size, (MonoJitInfoFlags)0, 0, 0);
493 ji->d.tramp_info = info;
494 ji->is_trampoline = TRUE;
496 ji->unwind_info = mono_cache_unwind_info (info->uw_info, info->uw_info_len);
498 mono_jit_info_table_add (domain, ji);
502 * mono_tramp_info_register:
504 * Remember INFO for use by xdebug, mono_print_method_from_ip (), jit maps, etc.
509 mono_tramp_info_register (MonoTrampInfo *info, MonoDomain *domain)
517 domain = mono_get_root_domain ();
519 copy = g_new0 (MonoTrampInfo, 1);
520 copy->code = info->code;
521 copy->code_size = info->code_size;
522 copy->name = g_strdup (info->name);
524 if (info->unwind_ops) {
525 copy->uw_info = mono_unwind_ops_encode (info->unwind_ops, ©->uw_info_len);
527 /* Trampolines from aot have the unwind ops already encoded */
528 copy->uw_info = info->uw_info;
529 copy->uw_info_len = info->uw_info_len;
533 tramp_infos = g_slist_prepend (tramp_infos, copy);
536 mono_save_trampoline_xdebug_info (info);
538 /* Only register trampolines that have unwind infos */
539 if (mono_get_root_domain () && copy->uw_info)
540 register_trampoline_jit_info (domain, copy);
542 if (mono_jit_map_is_enabled ())
543 mono_emit_jit_tramp (info->code, info->code_size, info->name);
545 mono_tramp_info_free (info);
549 mono_tramp_info_cleanup (void)
553 for (l = tramp_infos; l; l = l->next) {
554 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
556 mono_tramp_info_free (info);
558 g_slist_free (tramp_infos);
561 /* Register trampolines created before the root domain was created in the jit info tables */
563 register_trampolines (MonoDomain *domain)
567 for (l = tramp_infos; l; l = l->next) {
568 MonoTrampInfo *info = (MonoTrampInfo *)l->data;
570 register_trampoline_jit_info (domain, info);
574 G_GNUC_UNUSED static void
580 * Runtime debugging tool, use if (debug_count ()) <x> else <y> to do <x> the first COUNT times, then do <y> afterwards.
581 * Set a breakpoint in break_count () to break the last time <x> is done.
583 G_GNUC_UNUSED gboolean
584 mono_debug_count (void)
586 static int count = 0;
587 static gboolean inited;
588 static const char *value;
593 value = g_getenv ("COUNT");
600 if (count == atoi (value))
603 if (count > atoi (value))
610 mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
614 gconstpointer trampoline;
615 MonoDomain *domain = mono_get_root_domain ();
616 gboolean check_exc = TRUE;
618 if (callinfo->wrapper)
619 return callinfo->wrapper;
621 if (callinfo->trampoline)
622 return callinfo->trampoline;
624 if (!strcmp (callinfo->name, "mono_thread_interruption_checkpoint"))
625 /* This icall is used to check for exceptions, so don't check in the wrapper */
628 name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
629 wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_exc);
633 trampoline = mono_compile_method (wrapper);
635 trampoline = mono_create_ftnptr (domain, mono_create_jit_trampoline_in_domain (domain, wrapper));
638 if (!callinfo->trampoline) {
639 mono_register_jit_icall_wrapper (callinfo, trampoline);
640 callinfo->trampoline = trampoline;
642 mono_loader_unlock ();
644 return callinfo->trampoline;
648 mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
650 return mono_icall_get_wrapper_full (callinfo, FALSE);
653 static MonoJitDynamicMethodInfo*
654 mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
656 MonoJitDynamicMethodInfo *res;
658 if (domain_jit_info (domain)->dynamic_code_hash)
659 res = (MonoJitDynamicMethodInfo *)g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
666 register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, const char *symbol, gboolean no_throw)
669 mini_register_opcode_emulation (opcode, name, sigstr, func, symbol, no_throw);
671 MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
673 g_assert (!sig->hasthis);
674 g_assert (sig->param_count < 3);
676 /* Opcode emulation functions are assumed to don't call mono_raise_exception () */
677 mono_register_jit_icall_full (func, name, sig, no_throw, TRUE, symbol);
682 * For JIT icalls implemented in C.
683 * NAME should be the same as the name of the C function whose address is FUNC.
684 * If @avoid_wrapper is TRUE, no wrapper is generated. This is for perf critical icalls which
685 * can't throw exceptions.
688 register_icall (gpointer func, const char *name, const char *sigstr, gboolean avoid_wrapper)
690 MonoMethodSignature *sig;
693 sig = mono_create_icall_signature (sigstr);
697 mono_register_jit_icall_full (func, name, sig, avoid_wrapper, FALSE, avoid_wrapper ? name : NULL);
701 register_icall_no_wrapper (gpointer func, const char *name, const char *sigstr)
703 MonoMethodSignature *sig;
706 sig = mono_create_icall_signature (sigstr);
710 mono_register_jit_icall_full (func, name, sig, TRUE, FALSE, name);
714 register_dyn_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
716 MonoMethodSignature *sig;
719 sig = mono_create_icall_signature (sigstr);
723 mono_register_jit_icall (func, name, sig, save);
726 #ifdef MONO_HAVE_FAST_TLS
727 MONO_FAST_TLS_DECLARE(mono_lmf_addr);
728 #ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
730 * When this is defined, the current lmf is stored in this tls variable instead of in
733 MONO_FAST_TLS_DECLARE(mono_lmf);
738 mono_get_jit_tls_offset (void)
744 offset = mono_jit_tls_id;
746 /* FIXME: Happens during startup */
749 MONO_THREAD_VAR_OFFSET (mono_jit_tls, offset);
755 mono_get_lmf_tls_offset (void)
757 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
759 MONO_THREAD_VAR_OFFSET(mono_lmf,offset);
767 mono_get_lmf_addr_tls_offset (void)
770 MONO_THREAD_VAR_OFFSET(mono_lmf_addr,offset);
777 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
778 return (MonoLMF *)MONO_FAST_TLS_GET (mono_lmf);
780 MonoJitTlsData *jit_tls;
782 if ((jit_tls = mono_native_tls_get_value (mono_jit_tls_id)))
785 * We do not assert here because this function can be called from
786 * mini-gc.c on a thread that has not executed any managed code, yet
787 * (the thread object allocation can trigger a collection).
794 mono_get_lmf_addr (void)
796 #ifdef MONO_HAVE_FAST_TLS
797 return (MonoLMF **)MONO_FAST_TLS_GET (mono_lmf_addr);
799 MonoJitTlsData *jit_tls;
801 jit_tls = mono_native_tls_get_value (mono_jit_tls_id);
802 if (G_LIKELY (jit_tls))
803 return &jit_tls->lmf;
806 * When resolving the call to mono_jit_thread_attach full-aot will look
807 * in the plt, which causes a call into the generic trampoline, which in turn
808 * tries to resolve the lmf_addr creating a cyclic dependency. We cannot
809 * call mono_jit_thread_attach from the native-to-managed wrapper, without
810 * mono_get_lmf_addr, and mono_get_lmf_addr requires the thread to be attached.
813 mono_jit_thread_attach (NULL);
815 if ((jit_tls = mono_native_tls_get_value (mono_jit_tls_id)))
816 return &jit_tls->lmf;
818 g_assert_not_reached ();
824 mono_set_lmf (MonoLMF *lmf)
826 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
827 MONO_FAST_TLS_SET (mono_lmf, lmf);
830 (*mono_get_lmf_addr ()) = lmf;
834 mono_get_jit_tls (void)
836 return (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
840 mono_set_jit_tls (MonoJitTlsData *jit_tls)
842 MonoThreadInfo *info;
844 mono_native_tls_set_value (mono_jit_tls_id, jit_tls);
846 #ifdef MONO_HAVE_FAST_TLS
847 MONO_FAST_TLS_SET (mono_jit_tls, jit_tls);
850 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
851 info = mono_thread_info_current ();
853 mono_thread_info_tls_set (info, TLS_KEY_JIT_TLS, jit_tls);
857 mono_set_lmf_addr (gpointer lmf_addr)
859 MonoThreadInfo *info;
861 #ifdef MONO_HAVE_FAST_TLS
862 MONO_FAST_TLS_SET (mono_lmf_addr, lmf_addr);
865 /* Save it into MonoThreadInfo so it can be accessed by mono_thread_state_init_from_handle () */
866 info = mono_thread_info_current ();
868 mono_thread_info_tls_set (info, TLS_KEY_LMF_ADDR, lmf_addr);
872 * mono_jit_thread_attach:
874 * Called by native->managed wrappers. Returns the original domain which needs to be
878 mono_jit_thread_attach (MonoDomain *domain)
884 * Happens when called from AOTed code which is only used in the root
887 domain = mono_get_root_domain ();
889 #ifdef MONO_HAVE_FAST_TLS
890 if (!MONO_FAST_TLS_GET (mono_lmf_addr)) {
891 mono_thread_attach (domain);
893 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
896 if (!mono_native_tls_get_value (mono_jit_tls_id)) {
897 mono_thread_attach (domain);
898 mono_thread_set_state (mono_thread_internal_current (), ThreadState_Background);
901 orig = mono_domain_get ();
903 mono_domain_set (domain, TRUE);
905 return orig != domain ? orig : NULL;
908 /* Called by native->managed wrappers */
910 mono_jit_set_domain (MonoDomain *domain)
913 mono_domain_set (domain, TRUE);
918 * @obj: exception object
920 * abort the thread, print exception information and stack trace
923 mono_thread_abort (MonoObject *obj)
925 /* MonoJitTlsData *jit_tls = mono_native_tls_get_value (mono_jit_tls_id); */
927 /* handle_remove should be eventually called for this thread, too
930 if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
931 (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
934 mono_invoke_unhandled_exception_hook (obj);
939 setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
941 MonoJitTlsData *jit_tls;
944 jit_tls = (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
948 jit_tls = g_new0 (MonoJitTlsData, 1);
950 jit_tls->abort_func = (void (*)(MonoObject *))abort_func;
951 jit_tls->end_of_stack = stack_start;
953 mono_set_jit_tls (jit_tls);
955 lmf = g_new0 (MonoLMF, 1);
956 MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
958 jit_tls->first_lmf = lmf;
960 #if defined(MONO_HAVE_FAST_TLS) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
961 /* jit_tls->lmf is unused */
962 MONO_FAST_TLS_SET (mono_lmf, lmf);
963 mono_set_lmf_addr (MONO_FAST_TLS_ADDR (mono_lmf));
965 mono_set_lmf_addr (&jit_tls->lmf);
970 #ifdef MONO_ARCH_HAVE_TLS_INIT
971 mono_arch_tls_init ();
974 mono_setup_altstack (jit_tls);
980 free_jit_tls_data (MonoJitTlsData *jit_tls)
982 mono_arch_free_jit_tls_data (jit_tls);
983 mono_free_altstack (jit_tls);
985 g_free (jit_tls->first_lmf);
990 mono_thread_start_cb (intptr_t tid, gpointer stack_start, gpointer func)
992 MonoThreadInfo *thread;
993 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
994 thread = mono_thread_info_current_unchecked ();
996 thread->jit_data = jit_tls;
998 mono_arch_cpu_init ();
1001 void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
1004 mono_thread_abort_dummy (MonoObject *obj)
1006 if (mono_thread_attach_aborted_cb)
1007 mono_thread_attach_aborted_cb (obj);
1009 mono_thread_abort (obj);
1013 mono_thread_attach_cb (intptr_t tid, gpointer stack_start)
1015 MonoThreadInfo *thread;
1016 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
1017 thread = mono_thread_info_current_unchecked ();
1019 thread->jit_data = jit_tls;
1020 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
1021 mono_runtime_setup_stat_profiler ();
1023 mono_arch_cpu_init ();
1027 mini_thread_cleanup (MonoNativeThreadId tid)
1029 MonoJitTlsData *jit_tls = NULL;
1030 MonoThreadInfo *info;
1032 info = mono_thread_info_current_unchecked ();
1034 /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
1035 * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
1036 * not a trivial thing.
1038 * The current offender is mono_thread_manage which cleanup threads from the outside.
1040 if (info && mono_thread_info_get_tid (info) == tid) {
1041 jit_tls = (MonoJitTlsData *)info->jit_data;
1042 info->jit_data = NULL;
1044 mono_set_jit_tls (NULL);
1046 /* If we attach a thread but never call into managed land, we might never get an lmf.*/
1047 if (mono_get_lmf ()) {
1048 mono_set_lmf (NULL);
1049 mono_set_lmf_addr (NULL);
1052 info = mono_thread_info_lookup (tid);
1054 jit_tls = (MonoJitTlsData *)info->jit_data;
1055 info->jit_data = NULL;
1057 mono_hazard_pointer_clear (mono_hazard_pointer_get (), 1);
1061 free_jit_tls_data (jit_tls);
1065 mini_get_tls_offset (MonoTlsKey key)
1068 g_assert (MONO_ARCH_HAVE_TLS_GET);
1071 case TLS_KEY_THREAD:
1072 offset = mono_thread_get_tls_offset ();
1074 case TLS_KEY_JIT_TLS:
1075 offset = mono_get_jit_tls_offset ();
1077 case TLS_KEY_DOMAIN:
1078 offset = mono_domain_get_tls_offset ();
1081 offset = mono_get_lmf_tls_offset ();
1083 case TLS_KEY_LMF_ADDR:
1084 offset = mono_get_lmf_addr_tls_offset ();
1087 offset = mono_tls_key_get_offset (key);
1088 g_assert (offset != -1);
1096 mini_tls_key_supported (MonoTlsKey key)
1098 if (!MONO_ARCH_HAVE_TLS_GET)
1101 return mini_get_tls_offset (key) != -1;
1105 mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
1107 MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
1111 ji->data.target = target;
1118 * mono_patch_info_dup_mp:
1120 * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
1123 mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
1125 MonoJumpInfo *res = (MonoJumpInfo *)mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
1126 memcpy (res, patch_info, sizeof (MonoJumpInfo));
1128 switch (patch_info->type) {
1129 case MONO_PATCH_INFO_RVA:
1130 case MONO_PATCH_INFO_LDSTR:
1131 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1132 case MONO_PATCH_INFO_LDTOKEN:
1133 case MONO_PATCH_INFO_DECLSEC:
1134 res->data.token = (MonoJumpInfoToken *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
1135 memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
1137 case MONO_PATCH_INFO_SWITCH:
1138 res->data.table = (MonoJumpInfoBBTable *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
1139 memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
1140 res->data.table->table = (MonoBasicBlock **)mono_mempool_alloc (mp, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1141 memcpy (res->data.table->table, patch_info->data.table->table, sizeof (MonoBasicBlock*) * patch_info->data.table->table_size);
1143 case MONO_PATCH_INFO_RGCTX_FETCH:
1144 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX:
1145 res->data.rgctx_entry = (MonoJumpInfoRgctxEntry *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
1146 memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
1147 res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
1149 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1150 res->data.del_tramp = (MonoDelegateClassMethodPair *)mono_mempool_alloc0 (mp, sizeof (MonoDelegateClassMethodPair));
1151 memcpy (res->data.del_tramp, patch_info->data.del_tramp, sizeof (MonoDelegateClassMethodPair));
1153 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1154 res->data.gsharedvt = (MonoJumpInfoGSharedVtCall *)mono_mempool_alloc (mp, sizeof (MonoJumpInfoGSharedVtCall));
1155 memcpy (res->data.gsharedvt, patch_info->data.gsharedvt, sizeof (MonoJumpInfoGSharedVtCall));
1157 case MONO_PATCH_INFO_GSHAREDVT_METHOD: {
1158 MonoGSharedVtMethodInfo *info;
1159 MonoGSharedVtMethodInfo *oinfo;
1162 oinfo = patch_info->data.gsharedvt_method;
1163 info = (MonoGSharedVtMethodInfo *)mono_mempool_alloc (mp, sizeof (MonoGSharedVtMethodInfo));
1164 res->data.gsharedvt_method = info;
1165 memcpy (info, oinfo, sizeof (MonoGSharedVtMethodInfo));
1166 info->entries = (MonoRuntimeGenericContextInfoTemplate *)mono_mempool_alloc (mp, sizeof (MonoRuntimeGenericContextInfoTemplate) * info->count_entries);
1167 for (i = 0; i < oinfo->num_entries; ++i) {
1168 MonoRuntimeGenericContextInfoTemplate *otemplate = &oinfo->entries [i];
1169 MonoRuntimeGenericContextInfoTemplate *template_ = &info->entries [i];
1171 memcpy (template_, otemplate, sizeof (MonoRuntimeGenericContextInfoTemplate));
1173 //info->locals_types = mono_mempool_alloc0 (mp, info->nlocals * sizeof (MonoType*));
1174 //memcpy (info->locals_types, oinfo->locals_types, info->nlocals * sizeof (MonoType*));
1177 case MONO_PATCH_INFO_VIRT_METHOD: {
1178 MonoJumpInfoVirtMethod *info;
1179 MonoJumpInfoVirtMethod *oinfo;
1181 oinfo = patch_info->data.virt_method;
1182 info = (MonoJumpInfoVirtMethod *)mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoVirtMethod));
1183 res->data.virt_method = info;
1184 memcpy (info, oinfo, sizeof (MonoJumpInfoVirtMethod));
1195 mono_patch_info_hash (gconstpointer data)
1197 const MonoJumpInfo *ji = (MonoJumpInfo*)data;
1200 case MONO_PATCH_INFO_RVA:
1201 case MONO_PATCH_INFO_LDSTR:
1202 case MONO_PATCH_INFO_LDTOKEN:
1203 case MONO_PATCH_INFO_DECLSEC:
1204 return (ji->type << 8) | ji->data.token->token;
1205 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1206 return (ji->type << 8) | ji->data.token->token | (ji->data.token->has_context ? (gsize)ji->data.token->context.class_inst : 0);
1207 case MONO_PATCH_INFO_INTERNAL_METHOD:
1208 return (ji->type << 8) | g_str_hash (ji->data.name);
1209 case MONO_PATCH_INFO_VTABLE:
1210 case MONO_PATCH_INFO_CLASS:
1211 case MONO_PATCH_INFO_IID:
1212 case MONO_PATCH_INFO_ADJUSTED_IID:
1213 case MONO_PATCH_INFO_METHODCONST:
1214 case MONO_PATCH_INFO_METHOD:
1215 case MONO_PATCH_INFO_METHOD_JUMP:
1216 case MONO_PATCH_INFO_IMAGE:
1217 case MONO_PATCH_INFO_ICALL_ADDR:
1218 case MONO_PATCH_INFO_FIELD:
1219 case MONO_PATCH_INFO_SFLDA:
1220 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1221 case MONO_PATCH_INFO_METHOD_RGCTX:
1222 case MONO_PATCH_INFO_SIGNATURE:
1223 case MONO_PATCH_INFO_TLS_OFFSET:
1224 case MONO_PATCH_INFO_METHOD_CODE_SLOT:
1225 case MONO_PATCH_INFO_AOT_JIT_INFO:
1226 return (ji->type << 8) | (gssize)ji->data.target;
1227 case MONO_PATCH_INFO_GSHAREDVT_CALL:
1228 return (ji->type << 8) | (gssize)ji->data.gsharedvt->method;
1229 case MONO_PATCH_INFO_RGCTX_FETCH:
1230 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1231 MonoJumpInfoRgctxEntry *e = ji->data.rgctx_entry;
1233 return (ji->type << 8) | (gssize)e->method | (e->in_mrgctx) | e->info_type | mono_patch_info_hash (e->data);
1235 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1236 case MONO_PATCH_INFO_MSCORLIB_GOT_ADDR:
1237 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR:
1238 case MONO_PATCH_INFO_GC_NURSERY_START:
1239 case MONO_PATCH_INFO_GC_NURSERY_BITS:
1240 case MONO_PATCH_INFO_JIT_TLS_ID:
1241 case MONO_PATCH_INFO_GOT_OFFSET:
1242 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1243 case MONO_PATCH_INFO_AOT_MODULE:
1244 return (ji->type << 8);
1245 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1246 return (ji->type << 8) | (ji->data.index);
1247 case MONO_PATCH_INFO_SWITCH:
1248 return (ji->type << 8) | ji->data.table->table_size;
1249 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1250 return (ji->type << 8) | (gssize)ji->data.gsharedvt_method->method;
1251 case MONO_PATCH_INFO_OBJC_SELECTOR_REF:
1252 /* Hash on the selector name */
1253 return g_str_hash (ji->data.target);
1254 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1255 return (ji->type << 8) | (gsize)ji->data.del_tramp->klass | (gsize)ji->data.del_tramp->method | (gsize)ji->data.del_tramp->is_virtual;
1256 case MONO_PATCH_INFO_LDSTR_LIT:
1257 return g_str_hash (ji->data.target);
1258 case MONO_PATCH_INFO_VIRT_METHOD: {
1259 MonoJumpInfoVirtMethod *info = ji->data.virt_method;
1261 return (ji->type << 8) | (gssize)info->klass | (gssize)info->method;
1263 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1264 return (ji->type << 8) | g_str_hash (ji->data.target);
1265 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1266 return (ji->type << 8) | mono_signature_hash (ji->data.sig);
1268 printf ("info type: %d\n", ji->type);
1269 mono_print_ji (ji); printf ("\n");
1270 g_assert_not_reached ();
1276 * mono_patch_info_equal:
1278 * This might fail to recognize equivalent patches, i.e. floats, so its only
1279 * usable in those cases where this is not a problem, i.e. sharing GOT slots
1283 mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
1285 const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
1286 const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
1288 if (ji1->type != ji2->type)
1291 switch (ji1->type) {
1292 case MONO_PATCH_INFO_RVA:
1293 case MONO_PATCH_INFO_LDSTR:
1294 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
1295 case MONO_PATCH_INFO_LDTOKEN:
1296 case MONO_PATCH_INFO_DECLSEC:
1297 if ((ji1->data.token->image != ji2->data.token->image) ||
1298 (ji1->data.token->token != ji2->data.token->token) ||
1299 (ji1->data.token->has_context != ji2->data.token->has_context) ||
1300 (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
1301 (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
1304 case MONO_PATCH_INFO_INTERNAL_METHOD:
1305 return g_str_equal (ji1->data.name, ji2->data.name);
1306 case MONO_PATCH_INFO_RGCTX_FETCH:
1307 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1308 MonoJumpInfoRgctxEntry *e1 = ji1->data.rgctx_entry;
1309 MonoJumpInfoRgctxEntry *e2 = ji2->data.rgctx_entry;
1311 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);
1313 case MONO_PATCH_INFO_GSHAREDVT_CALL: {
1314 MonoJumpInfoGSharedVtCall *c1 = ji1->data.gsharedvt;
1315 MonoJumpInfoGSharedVtCall *c2 = ji2->data.gsharedvt;
1317 return c1->sig == c2->sig && c1->method == c2->method;
1319 case MONO_PATCH_INFO_GSHAREDVT_METHOD:
1320 return ji1->data.gsharedvt_method->method == ji2->data.gsharedvt_method->method;
1321 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
1322 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;
1323 case MONO_PATCH_INFO_CASTCLASS_CACHE:
1324 return ji1->data.index == ji2->data.index;
1325 case MONO_PATCH_INFO_VIRT_METHOD:
1326 return ji1->data.virt_method->klass == ji2->data.virt_method->klass && ji1->data.virt_method->method == ji2->data.virt_method->method;
1327 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
1328 if (ji1->data.target == ji2->data.target)
1330 return strcmp (ji1->data.target, ji2->data.target) == 0 ? 1 : 0;
1331 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1332 return mono_metadata_signature_equal (ji1->data.sig, ji2->data.sig) ? 1 : 0;
1334 if (ji1->data.target != ji2->data.target)
1343 mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors)
1345 unsigned char *ip = patch_info->ip.i + code;
1346 gconstpointer target = NULL;
1348 switch (patch_info->type) {
1349 case MONO_PATCH_INFO_BB:
1351 * FIXME: This could be hit for methods without a prolog. Should use -1
1352 * but too much code depends on a 0 initial value.
1354 //g_assert (patch_info->data.bb->native_offset);
1355 target = patch_info->data.bb->native_offset + code;
1357 case MONO_PATCH_INFO_ABS:
1358 target = patch_info->data.target;
1360 case MONO_PATCH_INFO_LABEL:
1361 target = patch_info->data.inst->inst_c0 + code;
1363 case MONO_PATCH_INFO_IP:
1364 #if defined(__native_client__) && defined(__native_client_codegen__)
1365 /* Need to transform to the destination address, it's */
1366 /* emitted as an immediate in the code. */
1367 target = nacl_inverse_modify_patch_target(ip);
1372 case MONO_PATCH_INFO_METHOD_REL:
1373 target = code + patch_info->data.offset;
1375 case MONO_PATCH_INFO_INTERNAL_METHOD: {
1376 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1378 g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
1379 g_assert_not_reached ();
1381 target = mono_icall_get_wrapper (mi);
1384 case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
1385 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
1387 g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
1388 g_assert_not_reached ();
1393 case MONO_PATCH_INFO_METHOD_JUMP:
1394 target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE);
1395 #if defined(__native_client__) && defined(__native_client_codegen__)
1396 # if defined(TARGET_AMD64)
1397 /* This target is an absolute address, not relative to the */
1398 /* current code being emitted on AMD64. */
1399 target = nacl_inverse_modify_patch_target(target);
1403 case MONO_PATCH_INFO_METHOD:
1404 #if defined(__native_client_codegen__) && defined(USE_JUMP_TABLES)
1406 * If we use jumptables, for recursive calls we cannot
1407 * avoid trampoline, as we not yet know where we will
1410 target = mono_create_jit_trampoline_in_domain (domain, patch_info->data.method);
1412 if (patch_info->data.method == method) {
1415 /* get the trampoline to the method from the domain */
1416 target = mono_create_jit_trampoline_in_domain (domain, patch_info->data.method);
1420 case MONO_PATCH_INFO_METHOD_CODE_SLOT: {
1423 mono_domain_lock (domain);
1424 if (!domain_jit_info (domain)->method_code_hash)
1425 domain_jit_info (domain)->method_code_hash = g_hash_table_new (NULL, NULL);
1426 code_slot = g_hash_table_lookup (domain_jit_info (domain)->method_code_hash, patch_info->data.method);
1428 code_slot = mono_domain_alloc0 (domain, sizeof (gpointer));
1429 g_hash_table_insert (domain_jit_info (domain)->method_code_hash, patch_info->data.method, code_slot);
1431 mono_domain_unlock (domain);
1435 case MONO_PATCH_INFO_GC_SAFE_POINT_FLAG:
1436 #if defined(__native_client_codegen__)
1437 target = (gpointer)&__nacl_thread_suspension_needed;
1439 g_assert (mono_threads_is_coop_enabled ());
1440 target = (gpointer)&mono_polling_required;
1443 case MONO_PATCH_INFO_SWITCH: {
1444 gpointer *jump_table;
1446 #if defined(__native_client__) && defined(__native_client_codegen__)
1447 /* This memory will leak, but we don't care if we're */
1448 /* not deleting JIT'd methods anyway */
1449 jump_table = g_malloc0 (sizeof(gpointer) * patch_info->data.table->table_size);
1451 if (method && method->dynamic) {
1452 jump_table = (void **)mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
1454 if (mono_aot_only) {
1455 jump_table = (void **)mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1457 jump_table = (void **)mono_domain_code_reserve (domain, sizeof (gpointer) * patch_info->data.table->table_size);
1462 for (i = 0; i < patch_info->data.table->table_size; i++) {
1463 #if defined(__native_client__) && defined(__native_client_codegen__)
1464 /* 'code' is relative to the current code blob, we */
1465 /* need to do this transform on it to make the */
1466 /* pointers in this table absolute */
1467 jump_table [i] = nacl_inverse_modify_patch_target (code) + GPOINTER_TO_INT (patch_info->data.table->table [i]);
1469 jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
1473 #if defined(__native_client__) && defined(__native_client_codegen__)
1474 /* jump_table is in the data section, we need to transform */
1475 /* it here so when it gets modified in amd64_patch it will */
1476 /* then point back to the absolute data address */
1477 target = nacl_inverse_modify_patch_target (jump_table);
1479 target = jump_table;
1483 case MONO_PATCH_INFO_METHODCONST:
1484 case MONO_PATCH_INFO_CLASS:
1485 case MONO_PATCH_INFO_IMAGE:
1486 case MONO_PATCH_INFO_FIELD:
1487 case MONO_PATCH_INFO_SIGNATURE:
1488 case MONO_PATCH_INFO_AOT_MODULE:
1489 target = patch_info->data.target;
1491 case MONO_PATCH_INFO_IID:
1492 mono_class_init (patch_info->data.klass);
1493 target = GINT_TO_POINTER ((int)patch_info->data.klass->interface_id);
1495 case MONO_PATCH_INFO_ADJUSTED_IID:
1496 mono_class_init (patch_info->data.klass);
1497 target = GINT_TO_POINTER ((int)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
1499 case MONO_PATCH_INFO_VTABLE:
1500 target = mono_class_vtable (domain, patch_info->data.klass);
1503 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE: {
1504 MonoDelegateClassMethodPair *del_tramp = patch_info->data.del_tramp;
1506 if (del_tramp->is_virtual)
1507 target = mono_create_delegate_virtual_trampoline (domain, del_tramp->klass, del_tramp->method);
1509 target = mono_create_delegate_trampoline_info (domain, del_tramp->klass, del_tramp->method);
1512 case MONO_PATCH_INFO_SFLDA: {
1513 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
1515 if (mono_class_field_is_special_static (patch_info->data.field)) {
1516 gpointer addr = NULL;
1518 mono_domain_lock (domain);
1519 if (domain->special_static_fields)
1520 addr = g_hash_table_lookup (domain->special_static_fields, patch_info->data.field);
1521 mono_domain_unlock (domain);
1527 if (!vtable->initialized && !(vtable->klass->flags & TYPE_ATTRIBUTE_BEFORE_FIELD_INIT) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
1528 /* Done by the generated code */
1532 mono_runtime_class_init (vtable);
1534 target = (char*)mono_vtable_get_static_field_data (vtable) + patch_info->data.field->offset;
1537 case MONO_PATCH_INFO_RVA: {
1538 guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
1541 mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
1542 target = mono_image_rva_map (patch_info->data.token->image, rva);
1545 case MONO_PATCH_INFO_R4:
1546 case MONO_PATCH_INFO_R8:
1547 target = patch_info->data.target;
1549 case MONO_PATCH_INFO_EXC_NAME:
1550 target = patch_info->data.name;
1552 case MONO_PATCH_INFO_LDSTR:
1554 mono_ldstr (domain, patch_info->data.token->image,
1555 mono_metadata_token_index (patch_info->data.token->token));
1557 case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
1559 MonoClass *handle_class;
1562 handle = mono_ldtoken_checked (patch_info->data.token->image,
1563 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, &error);
1564 if (!mono_error_ok (&error))
1565 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (&error));
1566 mono_class_init (handle_class);
1567 mono_class_init (mono_class_from_mono_type ((MonoType *)handle));
1570 mono_type_get_object (domain, (MonoType *)handle);
1573 case MONO_PATCH_INFO_LDTOKEN: {
1575 MonoClass *handle_class;
1578 handle = mono_ldtoken_checked (patch_info->data.token->image,
1579 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL, &error);
1580 if (!mono_error_ok (&error))
1581 g_error ("Could not patch ldtoken due to %s", mono_error_get_message (&error));
1582 mono_class_init (handle_class);
1587 case MONO_PATCH_INFO_DECLSEC:
1588 target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
1590 case MONO_PATCH_INFO_ICALL_ADDR:
1591 /* run_cctors == 0 -> AOT */
1592 if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
1593 const char *exc_class;
1594 const char *exc_arg;
1597 target = mono_lookup_pinvoke_call (patch_info->data.method, &exc_class, &exc_arg);
1600 mono_raise_exception (mono_exception_from_name_msg (mono_defaults.corlib, "System", exc_class, exc_arg));
1601 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));
1607 target = mono_lookup_internal_call (patch_info->data.method);
1609 if (!target && run_cctors)
1610 g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
1613 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
1614 target = mono_thread_interruption_request_flag ();
1616 case MONO_PATCH_INFO_METHOD_RGCTX: {
1617 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.method->klass);
1620 target = mono_method_lookup_rgctx (vtable, mini_method_get_context (patch_info->data.method)->method_inst);
1623 case MONO_PATCH_INFO_RGCTX_SLOT_INDEX: {
1624 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1626 target = GINT_TO_POINTER (MONO_RGCTX_SLOT_INDEX (slot));
1629 case MONO_PATCH_INFO_BB_OVF:
1630 case MONO_PATCH_INFO_EXC_OVF:
1631 case MONO_PATCH_INFO_GOT_OFFSET:
1632 case MONO_PATCH_INFO_NONE:
1634 case MONO_PATCH_INFO_RGCTX_FETCH: {
1635 int slot = mini_get_rgctx_entry_slot (patch_info->data.rgctx_entry);
1637 target = mono_create_rgctx_lazy_fetch_trampoline (slot);
1640 #ifdef MONO_ARCH_SOFT_DEBUG_SUPPORTED
1641 case MONO_PATCH_INFO_SEQ_POINT_INFO:
1643 /* AOT, not needed */
1646 target = mono_arch_get_seq_point_info (domain, code);
1649 case MONO_PATCH_INFO_GC_CARD_TABLE_ADDR: {
1650 int card_table_shift_bits;
1651 gpointer card_table_mask;
1653 target = mono_gc_get_card_table (&card_table_shift_bits, &card_table_mask);
1656 case MONO_PATCH_INFO_GC_NURSERY_START: {
1660 target = mono_gc_get_nursery (&shift_bits, &size);
1663 case MONO_PATCH_INFO_GC_NURSERY_BITS: {
1667 mono_gc_get_nursery (&shift_bits, &size);
1669 target = (gpointer)(mgreg_t)shift_bits;
1672 case MONO_PATCH_INFO_CASTCLASS_CACHE: {
1673 target = mono_domain_alloc0 (domain, sizeof (gpointer));
1676 case MONO_PATCH_INFO_JIT_TLS_ID: {
1677 target = (gpointer) (size_t) mono_jit_tls_id;
1680 case MONO_PATCH_INFO_TLS_OFFSET: {
1683 offset = mini_get_tls_offset ((MonoTlsKey)GPOINTER_TO_INT (patch_info->data.target));
1684 #ifdef MONO_ARCH_HAVE_TRANSLATE_TLS_OFFSET
1685 offset = mono_arch_translate_tls_offset (offset);
1687 target = GINT_TO_POINTER (offset);
1690 case MONO_PATCH_INFO_OBJC_SELECTOR_REF: {
1694 case MONO_PATCH_INFO_LDSTR_LIT: {
1698 len = strlen ((const char *)patch_info->data.target);
1699 s = (char *)mono_domain_alloc0 (domain, len + 1);
1700 memcpy (s, patch_info->data.target, len);
1705 case MONO_PATCH_INFO_GSHAREDVT_IN_WRAPPER:
1706 target = mini_get_gsharedvt_wrapper (TRUE, NULL, patch_info->data.sig, NULL, -1, FALSE);
1709 g_assert_not_reached ();
1712 return (gpointer)target;
1716 mini_init_gsctx (MonoDomain *domain, MonoMemPool *mp, MonoGenericContext *context, MonoGenericSharingContext *gsctx)
1718 MonoGenericInst *inst;
1721 memset (gsctx, 0, sizeof (MonoGenericSharingContext));
1723 if (context && context->class_inst) {
1724 inst = context->class_inst;
1725 for (i = 0; i < inst->type_argc; ++i) {
1726 MonoType *type = inst->type_argv [i];
1728 if (mini_is_gsharedvt_gparam (type))
1729 gsctx->is_gsharedvt = TRUE;
1732 if (context && context->method_inst) {
1733 inst = context->method_inst;
1735 for (i = 0; i < inst->type_argc; ++i) {
1736 MonoType *type = inst->type_argv [i];
1738 if (mini_is_gsharedvt_gparam (type))
1739 gsctx->is_gsharedvt = TRUE;
1745 * LOCKING: Acquires the jit code hash lock.
1748 mini_lookup_method (MonoDomain *domain, MonoMethod *method, MonoMethod *shared)
1751 static gboolean inited = FALSE;
1752 static int lookups = 0;
1753 static int failed_lookups = 0;
1755 mono_domain_jit_code_hash_lock (domain);
1756 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
1757 if (!ji && shared) {
1758 /* Try generic sharing */
1759 ji = (MonoJitInfo *)mono_internal_hash_table_lookup (&domain->jit_code_hash, shared);
1760 if (ji && !ji->has_generic_jit_info)
1763 mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
1764 mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
1772 mono_domain_jit_code_hash_unlock (domain);
1778 lookup_method (MonoDomain *domain, MonoMethod *method)
1783 ji = mini_lookup_method (domain, method, NULL);
1786 if (!mono_method_is_generic_sharable (method, FALSE))
1788 shared = mini_get_shared_method (method);
1789 ji = mini_lookup_method (domain, method, shared);
1796 mono_get_jit_info_from_method (MonoDomain *domain, MonoMethod *method)
1798 return lookup_method (domain, method);
1802 static FILE* perf_map_file;
1805 mono_enable_jit_map (void)
1807 if (!perf_map_file) {
1809 g_snprintf (name, sizeof (name), "/tmp/perf-%d.map", getpid ());
1811 perf_map_file = fopen (name, "w");
1816 mono_emit_jit_tramp (void *start, int size, const char *desc)
1819 fprintf (perf_map_file, "%llx %x %s\n", (long long unsigned int)(gsize)start, size, desc);
1823 mono_emit_jit_map (MonoJitInfo *jinfo)
1825 if (perf_map_file) {
1826 char *name = mono_method_full_name (jinfo_get_method (jinfo), TRUE);
1827 mono_emit_jit_tramp (jinfo->code_start, jinfo->code_size, name);
1833 mono_jit_map_is_enabled (void)
1835 return perf_map_file != NULL;
1841 no_gsharedvt_in_wrapper (void)
1843 g_assert_not_reached ();
1847 mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt, MonoException **ex)
1849 MonoDomain *target_domain, *domain = mono_domain_get ();
1851 gpointer code = NULL, p;
1853 MonoJitICallInfo *callinfo = NULL;
1854 WrapperInfo *winfo = NULL;
1857 * ICALL wrappers are handled specially, since there is only one copy of them
1858 * shared by all appdomains.
1860 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
1861 winfo = mono_marshal_get_wrapper_info (method);
1862 if (winfo && winfo->subtype == WRAPPER_SUBTYPE_ICALL_WRAPPER) {
1863 callinfo = mono_find_jit_icall_by_addr (winfo->d.icall.func);
1864 g_assert (callinfo);
1866 /* Must be domain neutral since there is only one copy */
1867 opt |= MONO_OPT_SHARED;
1869 /* MONO_OPT_SHARED is no longer supported, we only use it for icall wrappers */
1870 opt &= ~MONO_OPT_SHARED;
1873 if (opt & MONO_OPT_SHARED)
1874 target_domain = mono_get_root_domain ();
1876 target_domain = domain;
1878 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1879 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1882 if (info->subtype == WRAPPER_SUBTYPE_SYNCHRONIZED_INNER) {
1883 MonoGenericContext *ctx = NULL;
1884 if (method->is_inflated)
1885 ctx = mono_method_get_context (method);
1886 method = info->d.synchronized_inner.method;
1889 method = mono_class_inflate_generic_method_checked (method, ctx, &error);
1890 g_assert (mono_error_ok (&error)); /* FIXME don't swallow the error */
1895 info = lookup_method (target_domain, method);
1897 /* We can't use a domain specific method in another domain */
1898 if (! ((domain != target_domain) && !info->domain_neutral)) {
1900 MonoException *tmpEx;
1902 mono_jit_stats.methods_lookups++;
1903 vtable = mono_class_vtable (domain, method->klass);
1905 tmpEx = mono_runtime_class_init_full (vtable, ex == NULL);
1910 return mono_create_ftnptr (target_domain, info->code_start);
1914 #ifdef MONO_USE_AOT_COMPILER
1915 if (opt & MONO_OPT_AOT) {
1916 MonoDomain *domain = mono_domain_get ();
1918 mono_class_init (method->klass);
1920 if ((code = mono_aot_get_method (domain, method))) {
1924 * In llvm-only mode, method might be a shared method, so we can't initialize its class.
1925 * This is not a problem, since it will be initialized when the method is first
1926 * called by init_method ().
1928 if (!mono_llvm_only) {
1929 vtable = mono_class_vtable (domain, method->klass);
1931 mono_runtime_class_init (vtable);
1938 code = mono_jit_compile_method_inner (method, target_domain, opt, ex);
1940 if (!code && mono_llvm_only) {
1941 if (method->wrapper_type == MONO_WRAPPER_UNKNOWN) {
1942 WrapperInfo *info = mono_marshal_get_wrapper_info (method);
1944 if (info->subtype == WRAPPER_SUBTYPE_GSHAREDVT_IN_SIG) {
1946 * These wrappers are only created for signatures which are in the program, but
1947 * sometimes we load methods too eagerly and have to create them even if they
1948 * will never be called.
1950 return no_gsharedvt_in_wrapper;
1954 printf ("AOT method not found in llvmonly mode: %s\n", mono_method_full_name (method, 1));
1955 g_assert_not_reached ();
1961 if (method->wrapper_type == MONO_WRAPPER_WRITE_BARRIER || method->wrapper_type == MONO_WRAPPER_ALLOC) {
1965 * SGEN requires the JIT info for these methods to be registered, see is_ip_in_managed_allocator ().
1967 ji = mini_jit_info_table_find (mono_domain_get (), (char *)code, &d);
1971 p = mono_create_ftnptr (target_domain, code);
1974 /*mono_register_jit_icall_wrapper takes the loader lock, so we take it on the outside. */
1975 mono_loader_lock ();
1977 if (!callinfo->wrapper) {
1978 callinfo->wrapper = p;
1979 mono_register_jit_icall_wrapper (callinfo, p);
1982 mono_loader_unlock ();
1989 mono_jit_compile_method (MonoMethod *method)
1991 MonoException *ex = NULL;
1994 code = mono_jit_compile_method_with_opt (method, mono_get_optimizations_for_method (method, default_opt), &ex);
1997 mono_raise_exception (ex);
2003 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
2005 invalidated_delegate_trampoline (char *desc)
2007 g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
2008 "See http://www.mono-project.com/Diagnostic:Delegate for an explanation and ways to fix this.",
2014 * mono_jit_free_method:
2016 * Free all memory allocated by the JIT for METHOD.
2019 mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
2021 MonoJitDynamicMethodInfo *ji;
2022 gboolean destroy = TRUE;
2023 GHashTableIter iter;
2024 MonoJumpList *jlist;
2026 g_assert (method->dynamic);
2028 mono_domain_lock (domain);
2029 ji = mono_dynamic_code_hash_lookup (domain, method);
2030 mono_domain_unlock (domain);
2035 mono_debug_remove_method (method, domain);
2037 mono_domain_lock (domain);
2038 g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
2039 mono_domain_jit_code_hash_lock (domain);
2040 mono_internal_hash_table_remove (&domain->jit_code_hash, method);
2041 mono_domain_jit_code_hash_unlock (domain);
2042 g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
2044 /* requires the domain lock - took above */
2045 mono_conc_hashtable_remove (domain_jit_info (domain)->runtime_invoke_hash, method);
2047 /* Remove jump targets in this method */
2048 g_hash_table_iter_init (&iter, domain_jit_info (domain)->jump_target_hash);
2049 while (g_hash_table_iter_next (&iter, NULL, (void**)&jlist)) {
2050 GSList *tmp, *remove;
2053 for (tmp = jlist->list; tmp; tmp = tmp->next) {
2054 guint8 *ip = (guint8 *)tmp->data;
2056 if (ip >= (guint8*)ji->ji->code_start && ip < (guint8*)ji->ji->code_start + ji->ji->code_size)
2057 remove = g_slist_prepend (remove, tmp);
2059 for (tmp = remove; tmp; tmp = tmp->next) {
2060 jlist->list = g_slist_delete_link ((GSList *)jlist->list, (GSList *)tmp->data);
2062 g_slist_free (remove);
2065 mono_domain_unlock (domain);
2067 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
2068 if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
2070 * Instead of freeing the code, change it to call an error routine
2071 * so people can fix their code.
2073 char *type = mono_type_full_name (&method->klass->byval_arg);
2074 char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
2077 mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
2083 * This needs to be done before freeing code_mp, since the code address is the
2084 * key in the table, so if we free the code_mp first, another thread can grab the
2085 * same code address and replace our entry in the table.
2087 mono_jit_info_table_remove (domain, ji->ji);
2090 mono_code_manager_destroy (ji->code_mp);
2095 mono_jit_find_compiled_method_with_jit_info (MonoDomain *domain, MonoMethod *method, MonoJitInfo **ji)
2097 MonoDomain *target_domain;
2100 if (default_opt & MONO_OPT_SHARED)
2101 target_domain = mono_get_root_domain ();
2103 target_domain = domain;
2105 info = lookup_method (target_domain, method);
2107 /* We can't use a domain specific method in another domain */
2108 if (! ((domain != target_domain) && !info->domain_neutral)) {
2109 mono_jit_stats.methods_lookups++;
2112 return info->code_start;
2121 static guint32 bisect_opt = 0;
2122 static GHashTable *bisect_methods_hash = NULL;
2125 mono_set_bisect_methods (guint32 opt, const char *method_list_filename)
2128 char method_name [2048];
2131 bisect_methods_hash = g_hash_table_new (g_str_hash, g_str_equal);
2132 g_assert (bisect_methods_hash);
2134 file = fopen (method_list_filename, "r");
2137 while (fgets (method_name, sizeof (method_name), file)) {
2138 size_t len = strlen (method_name);
2140 g_assert (method_name [len - 1] == '\n');
2141 method_name [len - 1] = 0;
2142 g_hash_table_insert (bisect_methods_hash, g_strdup (method_name), GINT_TO_POINTER (1));
2144 g_assert (feof (file));
2147 gboolean mono_do_single_method_regression = FALSE;
2148 guint32 mono_single_method_regression_opt = 0;
2149 MonoMethod *mono_current_single_method;
2150 GSList *mono_single_method_list;
2151 GHashTable *mono_single_method_hash;
2154 mono_get_optimizations_for_method (MonoMethod *method, guint32 default_opt)
2158 if (bisect_methods_hash) {
2159 char *name = mono_method_full_name (method, TRUE);
2160 void *res = g_hash_table_lookup (bisect_methods_hash, name);
2163 return default_opt | bisect_opt;
2165 if (!mono_do_single_method_regression)
2167 if (!mono_current_single_method) {
2168 if (!mono_single_method_hash)
2169 mono_single_method_hash = g_hash_table_new (g_direct_hash, g_direct_equal);
2170 if (!g_hash_table_lookup (mono_single_method_hash, method)) {
2171 g_hash_table_insert (mono_single_method_hash, method, method);
2172 mono_single_method_list = g_slist_prepend (mono_single_method_list, method);
2176 if (method == mono_current_single_method)
2177 return mono_single_method_regression_opt;
2182 mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
2184 return mono_jit_find_compiled_method_with_jit_info (domain, method, NULL);
2189 gpointer compiled_method;
2190 gpointer runtime_invoke;
2192 MonoDynCallInfo *dyn_call_info;
2193 MonoClass *ret_box_class;
2194 MonoMethodSignature *sig;
2195 gboolean gsharedvt_invoke;
2196 gpointer *wrapper_arg;
2197 } RuntimeInvokeInfo;
2199 static RuntimeInvokeInfo*
2200 create_runtime_invoke_info (MonoDomain *domain, MonoMethod *method, gpointer compiled_method, gboolean callee_gsharedvt)
2203 RuntimeInvokeInfo *info;
2205 info = g_new0 (RuntimeInvokeInfo, 1);
2206 info->compiled_method = compiled_method;
2207 info->sig = mono_method_signature (method);
2209 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
2210 info->vtable = mono_class_vtable_full (domain, method->klass, TRUE);
2211 g_assert (info->vtable);
2213 MonoMethodSignature *sig = mono_method_signature (method);
2217 * We want to avoid AOTing 1000s of runtime-invoke wrappers when running
2218 * in full-aot mode, so we use a slower, but more generic wrapper if
2219 * possible, built on top of the OP_DYN_CALL opcode provided by the JIT.
2221 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2222 if (!mono_llvm_only && (mono_aot_only || debug_options.dyn_runtime_invoke)) {
2223 gboolean supported = TRUE;
2226 if (method->string_ctor)
2227 sig = mono_marshal_get_string_ctor_signature (method);
2229 for (i = 0; i < sig->param_count; ++i) {
2230 MonoType *t = sig->params [i];
2232 if (t->byref && t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t)))
2236 if (mono_class_is_contextbound (method->klass) || !info->compiled_method)
2240 info->dyn_call_info = mono_arch_dyn_call_prepare (sig);
2244 ret_type = sig->ret;
2245 switch (ret_type->type) {
2246 case MONO_TYPE_VOID:
2258 case MONO_TYPE_BOOLEAN:
2259 case MONO_TYPE_CHAR:
2262 info->ret_box_class = mono_class_from_mono_type (ret_type);
2265 info->ret_box_class = mono_defaults.int_class;
2267 case MONO_TYPE_STRING:
2268 case MONO_TYPE_CLASS:
2269 case MONO_TYPE_ARRAY:
2270 case MONO_TYPE_SZARRAY:
2271 case MONO_TYPE_OBJECT:
2273 case MONO_TYPE_GENERICINST:
2274 if (!MONO_TYPE_IS_REFERENCE (ret_type))
2275 info->ret_box_class = mono_class_from_mono_type (ret_type);
2277 case MONO_TYPE_VALUETYPE:
2278 info->ret_box_class = mono_class_from_mono_type (ret_type);
2281 g_assert_not_reached ();
2285 if (!info->dyn_call_info) {
2286 if (mono_llvm_only) {
2287 #ifndef ENABLE_GSHAREDVT
2288 g_assert_not_reached ();
2290 if (!callee_gsharedvt) {
2291 /* Invoke a gsharedvt out wrapper instead */
2292 MonoMethod *wrapper = mini_get_gsharedvt_out_sig_wrapper (sig);
2293 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2295 info->gsharedvt_invoke = TRUE;
2296 info->wrapper_arg = g_malloc0 (2 * sizeof (gpointer));
2297 info->wrapper_arg [0] = info->compiled_method;
2298 info->wrapper_arg [1] = mono_method_needs_static_rgctx_invoke (method, TRUE) ? mini_method_get_rgctx (method) : NULL;
2300 /* Pass has_rgctx == TRUE since the wrapper has an extra arg */
2301 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2302 g_free (wrapper_sig);
2304 info->compiled_method = mono_jit_compile_method (wrapper);
2306 /* Gsharedvt methods can be invoked the same way */
2307 /* The out wrapper has the same signature as the compiled gsharedvt method */
2308 MonoMethodSignature *wrapper_sig = mini_get_gsharedvt_out_sig_wrapper_signature (sig->hasthis, sig->ret->type != MONO_TYPE_VOID, sig->param_count);
2310 info->gsharedvt_invoke = TRUE;
2311 info->wrapper_arg = mono_method_needs_static_rgctx_invoke (method, TRUE) ? mini_method_get_rgctx (method) : NULL;
2313 invoke = mono_marshal_get_runtime_invoke_for_sig (wrapper_sig);
2314 g_free (wrapper_sig);
2317 info->runtime_invoke = mono_jit_compile_method (invoke);
2324 mono_llvmonly_runtime_invoke (MonoMethod *method, RuntimeInvokeInfo *info, void *obj, void **params, MonoObject **exc)
2326 MonoMethodSignature *sig = info->sig;
2327 MonoDomain *domain = mono_domain_get ();
2328 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2330 gpointer retval_ptr;
2331 guint8 retval [256];
2332 gpointer *param_refs;
2335 g_assert (info->gsharedvt_invoke);
2338 * Instead of invoking the method directly, we invoke a gsharedvt out wrapper.
2339 * The advantage of this is the gsharedvt out wrappers have a reduced set of
2340 * signatures, so we only have to generate runtime invoke wrappers for these
2342 * This code also handles invocation of gsharedvt methods directly, no
2343 * out wrappers are used in that case.
2345 args = (void **)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2346 param_refs = (gpointer*)g_alloca ((sig->param_count + sig->hasthis + 2) * sizeof (gpointer));
2349 * The runtime invoke wrappers expects pointers to primitive types, so have to
2353 args [pindex ++] = &obj;
2354 if (sig->ret->type != MONO_TYPE_VOID) {
2355 retval_ptr = (gpointer)&retval;
2356 args [pindex ++] = &retval_ptr;
2358 for (i = 0; i < sig->param_count; ++i) {
2359 MonoType *t = sig->params [i];
2361 if (t->type == MONO_TYPE_GENERICINST && mono_class_is_nullable (mono_class_from_mono_type (t))) {
2362 MonoClass *klass = mono_class_from_mono_type (t);
2363 guint8 *nullable_buf;
2366 size = mono_class_value_size (klass, NULL);
2367 nullable_buf = g_alloca (size);
2368 g_assert (nullable_buf);
2370 /* The argument pointed to by params [i] is either a boxed vtype or null */
2371 mono_nullable_init (nullable_buf, (MonoObject*)params [i], klass);
2372 params [i] = nullable_buf;
2375 if (!t->byref && (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR)) {
2376 param_refs [i] = params [i];
2377 params [i] = &(param_refs [i]);
2379 args [pindex ++] = ¶ms [i];
2381 /* The gsharedvt out wrapper has an extra argument which contains the method to call */
2382 args [pindex ++] = &info->wrapper_arg;
2384 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2386 runtime_invoke (NULL, args, exc, info->compiled_method);
2388 if (sig->ret->type != MONO_TYPE_VOID && info->ret_box_class)
2389 return mono_value_box (domain, info->ret_box_class, retval);
2391 return *(MonoObject**)retval;
2395 * mono_jit_runtime_invoke:
2396 * @method: the method to invoke
2397 * @obj: this pointer
2398 * @params: array of parameter values.
2399 * @exc: used to catch exceptions objects
2402 mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc)
2404 MonoMethod *invoke, *callee;
2405 MonoObject *(*runtime_invoke) (MonoObject *this_obj, void **params, MonoObject **exc, void* compiled_method);
2406 MonoDomain *domain = mono_domain_get ();
2407 MonoJitDomainInfo *domain_info;
2408 RuntimeInvokeInfo *info, *info2;
2409 MonoJitInfo *ji = NULL;
2410 gboolean callee_gsharedvt = FALSE;
2412 if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
2413 g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
2417 domain_info = domain_jit_info (domain);
2419 info = (RuntimeInvokeInfo *)mono_conc_hashtable_lookup (domain_info->runtime_invoke_hash, method);
2422 if (mono_security_core_clr_enabled ()) {
2424 * This might be redundant since mono_class_vtable () already does this,
2425 * but keep it just in case for moonlight.
2427 mono_class_setup_vtable (method->klass);
2428 if (method->klass->exception_type != MONO_EXCEPTION_NONE) {
2430 *exc = (MonoObject*)mono_class_get_exception_for_failure (method->klass);
2432 mono_raise_exception (mono_class_get_exception_for_failure (method->klass));
2437 gpointer compiled_method;
2440 if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
2441 (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
2443 * Array Get/Set/Address methods. The JIT implements them using inline code
2444 * inside the runtime invoke wrappers, so no need to compile them.
2446 if (mono_aot_only) {
2448 * Call a wrapper, since the runtime invoke wrapper was not generated.
2450 MonoMethod *wrapper;
2452 wrapper = mono_marshal_get_array_accessor_wrapper (method);
2453 invoke = mono_marshal_get_runtime_invoke (wrapper, FALSE);
2461 MonoException *jit_ex = NULL;
2463 compiled_method = mono_jit_compile_method_with_opt (callee, mono_get_optimizations_for_method (callee, default_opt), &jit_ex);
2464 if (!compiled_method) {
2467 *exc = (MonoObject*)jit_ex;
2470 mono_raise_exception (jit_ex);
2471 /* coverity[unreachable] */
2475 if (mono_llvm_only) {
2476 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (compiled_method), NULL);
2477 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
2478 if (callee_gsharedvt)
2479 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
2482 if (!callee_gsharedvt)
2483 compiled_method = mini_add_method_trampoline (callee, compiled_method, mono_method_needs_static_rgctx_invoke (callee, TRUE), FALSE);
2485 compiled_method = NULL;
2488 info = create_runtime_invoke_info (domain, method, compiled_method, callee_gsharedvt);
2490 mono_domain_lock (domain);
2491 info2 = (RuntimeInvokeInfo *)mono_conc_hashtable_insert (domain_info->runtime_invoke_hash, method, info);
2492 mono_domain_unlock (domain);
2500 * We need this here because mono_marshal_get_runtime_invoke can place
2501 * the helper method in System.Object and not the target class.
2504 *exc = (MonoObject*)mono_runtime_class_init_full (info->vtable, FALSE);
2508 mono_runtime_class_init (info->vtable);
2511 /* The wrappers expect this to be initialized to NULL */
2515 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
2516 if (info->dyn_call_info) {
2517 MonoMethodSignature *sig = mono_method_signature (method);
2519 static RuntimeInvokeDynamicFunction dyn_runtime_invoke;
2522 guint8 retval [256];
2524 if (!dyn_runtime_invoke) {
2525 invoke = mono_marshal_get_runtime_invoke_dynamic ();
2526 dyn_runtime_invoke = (RuntimeInvokeDynamicFunction)mono_jit_compile_method (invoke);
2529 /* Convert the arguments to the format expected by start_dyn_call () */
2530 args = (void **)g_alloca ((sig->param_count + sig->hasthis) * sizeof (gpointer));
2533 args [pindex ++] = &obj;
2534 for (i = 0; i < sig->param_count; ++i) {
2535 MonoType *t = sig->params [i];
2538 args [pindex ++] = ¶ms [i];
2539 } else if (MONO_TYPE_IS_REFERENCE (t) || t->type == MONO_TYPE_PTR) {
2540 args [pindex ++] = ¶ms [i];
2542 args [pindex ++] = params [i];
2546 //printf ("M: %s\n", mono_method_full_name (method, TRUE));
2548 mono_arch_start_dyn_call (info->dyn_call_info, (gpointer**)args, retval, buf, sizeof (buf));
2550 dyn_runtime_invoke (buf, exc, info->compiled_method);
2552 mono_arch_finish_dyn_call (info->dyn_call_info, buf);
2554 if (info->ret_box_class)
2555 return mono_value_box (domain, info->ret_box_class, retval);
2557 return *(MonoObject**)retval;
2562 return mono_llvmonly_runtime_invoke (method, info, obj, params, exc);
2564 runtime_invoke = (MonoObject *(*)(MonoObject *, void **, MonoObject **, void *))info->runtime_invoke;
2566 return runtime_invoke ((MonoObject *)obj, params, exc, info->compiled_method);
2574 typedef gpointer (*IMTThunkFunc) (gpointer *arg, MonoMethod *imt_method);
2577 * mini_llvmonly_initial_imt_thunk:
2579 * This function is called the first time a call is made through an IMT thunk.
2580 * It should have the same signature as the mono_llvmonly_imt_thunk_... functions.
2583 mini_llvmonly_initial_imt_thunk (gpointer *arg, MonoMethod *imt_method)
2585 IMTThunkInfo *info = (IMTThunkInfo*)arg;
2590 mono_vtable_build_imt_slot (info->vtable, info->slot);
2592 imt = (gpointer*)info->vtable;
2593 imt -= MONO_IMT_SIZE;
2595 /* Return what the real IMT thunk returns */
2596 ftndesc = imt [info->slot];
2599 if (func == (IMTThunkFunc)mini_llvmonly_initial_imt_thunk)
2600 /* Happens when the imt slot contains only a generic virtual method */
2602 return func ((gpointer *)ftndesc [1], imt_method);
2605 /* This is called indirectly through an imt slot. */
2607 mono_llvmonly_imt_thunk (gpointer *arg, MonoMethod *imt_method)
2611 /* arg points to an array created in mono_llvmonly_get_imt_thunk () */
2612 while (arg [i] && arg [i] != imt_method)
2619 /* Optimized versions of mono_llvmonly_imt_thunk () for different table sizes */
2621 mono_llvmonly_imt_thunk_1 (gpointer *arg, MonoMethod *imt_method)
2623 //g_assert (arg [0] == imt_method);
2628 mono_llvmonly_imt_thunk_2 (gpointer *arg, MonoMethod *imt_method)
2630 //g_assert (arg [0] == imt_method || arg [2] == imt_method);
2631 if (arg [0] == imt_method)
2638 mono_llvmonly_imt_thunk_3 (gpointer *arg, MonoMethod *imt_method)
2640 //g_assert (arg [0] == imt_method || arg [2] == imt_method || arg [4] == imt_method);
2641 if (arg [0] == imt_method)
2643 else if (arg [2] == imt_method)
2650 * A version of the imt thunk used for generic virtual/variant iface methods.
2651 * Unlikely a normal imt thunk, its possible that IMT_METHOD is not found
2652 * in the search table. The original JIT code had a 'fallback' trampoline it could
2653 * call, but we can't do that, so we just return NULL, and the compiled code
2657 mono_llvmonly_fallback_imt_thunk (gpointer *arg, MonoMethod *imt_method)
2661 while (arg [i] && arg [i] != imt_method)
2670 mono_llvmonly_get_imt_thunk (MonoVTable *vtable, MonoDomain *domain, MonoIMTCheckItem **imt_entries, int count, gpointer fail_tramp)
2674 int i, index, real_count;
2675 gboolean virtual_generic = FALSE;
2678 * Create an array which is passed to the imt thunk functions.
2679 * The array contains MonoMethod-function descriptor pairs, terminated by a NULL entry.
2683 for (i = 0; i < count; ++i) {
2684 MonoIMTCheckItem *item = imt_entries [i];
2686 if (item->is_equals)
2688 if (item->has_target_code)
2689 virtual_generic = TRUE;
2693 * Initialize all vtable entries reachable from this imt slot, so the compiled
2694 * code doesn't have to check it.
2696 for (i = 0; i < count; ++i) {
2697 MonoIMTCheckItem *item = imt_entries [i];
2700 if (!item->is_equals || item->has_target_code)
2702 vt_slot = item->value.vtable_slot;
2703 mono_init_vtable_slot (vtable, vt_slot);
2706 /* Save the entries into an array */
2707 buf = (void **)mono_domain_alloc (domain, (real_count + 1) * 2 * sizeof (gpointer));
2709 for (i = 0; i < count; ++i) {
2710 MonoIMTCheckItem *item = imt_entries [i];
2712 if (!item->is_equals)
2715 g_assert (item->key);
2716 buf [(index * 2)] = item->key;
2717 if (item->has_target_code)
2718 buf [(index * 2) + 1] = item->value.target_code;
2720 buf [(index * 2) + 1] = vtable->vtable [item->value.vtable_slot];
2723 buf [(index * 2)] = NULL;
2724 buf [(index * 2) + 1] = fail_tramp;
2727 * Return a function descriptor for a C function with 'buf' as its argument.
2728 * It will by called by JITted code.
2730 res = (void **)mono_domain_alloc (domain, 2 * sizeof (gpointer));
2731 switch (real_count) {
2733 res [0] = mono_llvmonly_imt_thunk_1;
2736 res [0] = mono_llvmonly_imt_thunk_2;
2739 res [0] = mono_llvmonly_imt_thunk_3;
2742 res [0] = mono_llvmonly_imt_thunk;
2745 if (virtual_generic || fail_tramp)
2746 res [0] = mono_llvmonly_fallback_imt_thunk;
2752 MONO_SIG_HANDLER_FUNC (, mono_sigfpe_signal_handler)
2754 MonoException *exc = NULL;
2756 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2757 MONO_SIG_HANDLER_GET_CONTEXT;
2759 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2761 #if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
2762 if (mono_arch_is_int_overflow (ctx, info))
2764 * The spec says this throws ArithmeticException, but MS throws the derived
2765 * OverflowException.
2767 exc = mono_get_exception_overflow ();
2769 exc = mono_get_exception_divide_by_zero ();
2771 exc = mono_get_exception_divide_by_zero ();
2775 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2778 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2779 if (mono_do_crash_chaining) {
2780 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2785 mono_arch_handle_exception (ctx, exc);
2788 MONO_SIG_HANDLER_FUNC (, mono_sigill_signal_handler)
2791 MONO_SIG_HANDLER_GET_CONTEXT;
2793 exc = mono_get_exception_execution_engine ("SIGILL");
2795 mono_arch_handle_exception (ctx, exc);
2798 #if defined(MONO_ARCH_USE_SIGACTION) || defined(HOST_WIN32)
2799 #define HAVE_SIG_INFO
2802 MONO_SIG_HANDLER_FUNC (, mono_sigsegv_signal_handler)
2805 MonoJitTlsData *jit_tls = (MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id);
2806 gpointer fault_addr = NULL;
2807 #ifdef HAVE_SIG_INFO
2808 MONO_SIG_HANDLER_INFO_TYPE *info = MONO_SIG_HANDLER_GET_INFO ();
2812 MONO_SIG_HANDLER_GET_CONTEXT;
2814 #if defined(MONO_ARCH_SOFT_DEBUG_SUPPORTED) && defined(HAVE_SIG_INFO)
2815 if (mono_arch_is_single_step_event (info, ctx)) {
2816 mono_debugger_agent_single_step_event (ctx);
2818 } else if (mono_arch_is_breakpoint_event (info, ctx)) {
2819 mono_debugger_agent_breakpoint_hit (ctx);
2824 #if defined(HAVE_SIG_INFO)
2825 #if !defined(HOST_WIN32)
2826 fault_addr = info->si_addr;
2827 if (mono_aot_is_pagefault (info->si_addr)) {
2828 mono_aot_handle_pagefault (info->si_addr);
2833 /* The thread might no be registered with the runtime */
2834 if (!mono_domain_get () || !jit_tls) {
2835 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2837 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2838 if (mono_do_crash_chaining) {
2839 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2845 ji = mono_jit_info_table_find_internal (mono_domain_get (), (char *)mono_arch_ip_from_context (ctx), TRUE, TRUE);
2847 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
2848 if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, info, (guint8*)info->si_addr))
2851 #ifdef MONO_ARCH_HAVE_SIGCTX_TO_MONOCTX
2852 /* info->si_addr seems to be NULL on some kernels when handling stack overflows */
2853 fault_addr = info->si_addr;
2854 if (fault_addr == NULL) {
2857 mono_sigctx_to_monoctx (ctx, &mctx);
2859 fault_addr = MONO_CONTEXT_GET_SP (&mctx);
2863 if (jit_tls->stack_size &&
2864 ABS ((guint8*)fault_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 8192 * sizeof (gpointer)) {
2866 * The hard-guard page has been hit: there is not much we can do anymore
2867 * Print a hopefully clear message and abort.
2869 mono_handle_hard_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr);
2870 g_assert_not_reached ();
2872 /* The original handler might not like that it is executed on an altstack... */
2873 if (!ji && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2876 mono_arch_handle_altstack_exception (ctx, info, info->si_addr, FALSE);
2881 if (!mono_do_crash_chaining && mono_chain_signal (MONO_SIG_HANDLER_PARAMS))
2884 mono_handle_native_sigsegv (SIGSEGV, ctx, info);
2886 if (mono_do_crash_chaining) {
2887 mono_chain_signal (MONO_SIG_HANDLER_PARAMS);
2892 mono_arch_handle_exception (ctx, NULL);
2896 MONO_SIG_HANDLER_FUNC (, mono_sigint_signal_handler)
2899 MONO_SIG_HANDLER_GET_CONTEXT;
2901 exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
2903 mono_arch_handle_exception (ctx, exc);
2906 #ifndef DISABLE_REMOTING
2907 /* mono_jit_create_remoting_trampoline:
2908 * @method: pointer to the method info
2910 * Creates a trampoline which calls the remoting functions. This
2911 * is used in the vtable of transparent proxies.
2913 * Returns: a pointer to the newly created code
2916 mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target)
2919 guint8 *addr = NULL;
2921 if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
2922 return mono_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
2926 if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
2927 (mono_method_signature (method)->hasthis && (mono_class_is_marshalbyref (method->klass) || method->klass == mono_defaults.object_class))) {
2928 nm = mono_marshal_get_remoting_invoke_for_target (method, target);
2929 addr = (guint8 *)mono_compile_method (nm);
2932 addr = (guint8 *)mono_compile_method (method);
2934 return mono_get_addr_from_ftnptr (addr);
2939 no_imt_trampoline (void)
2941 g_assert_not_reached ();
2945 no_vcall_trampoline (void)
2947 g_assert_not_reached ();
2950 static gpointer *vtable_trampolines;
2951 static int vtable_trampolines_size;
2954 mini_get_vtable_trampoline (MonoVTable *vt, int slot_index)
2956 int index = slot_index + MONO_IMT_SIZE;
2958 if (mono_llvm_only) {
2959 if (slot_index < 0) {
2960 /* Initialize the IMT thunks to a 'trampoline' so the generated code doesn't have to initialize it */
2961 // FIXME: Memory management
2962 gpointer *ftndesc = g_malloc (2 * sizeof (gpointer));
2963 IMTThunkInfo *info = g_new0 (IMTThunkInfo, 1);
2966 ftndesc [0] = mini_llvmonly_initial_imt_thunk;
2968 mono_memory_barrier ();
2975 g_assert (slot_index >= - MONO_IMT_SIZE);
2976 if (!vtable_trampolines || slot_index + MONO_IMT_SIZE >= vtable_trampolines_size) {
2978 if (!vtable_trampolines || index >= vtable_trampolines_size) {
2982 new_size = vtable_trampolines_size ? vtable_trampolines_size * 2 : 128;
2983 while (new_size <= index)
2985 new_table = g_new0 (gpointer, new_size);
2987 if (vtable_trampolines)
2988 memcpy (new_table, vtable_trampolines, vtable_trampolines_size * sizeof (gpointer));
2989 g_free (vtable_trampolines);
2990 mono_memory_barrier ();
2991 vtable_trampolines = (void **)new_table;
2992 vtable_trampolines_size = new_size;
2997 if (!vtable_trampolines [index])
2998 vtable_trampolines [index] = mono_create_specific_trampoline (GUINT_TO_POINTER (slot_index), MONO_TRAMPOLINE_VCALL, mono_get_root_domain (), NULL);
2999 return vtable_trampolines [index];
3003 mini_get_imt_trampoline (MonoVTable *vt, int slot_index)
3005 return mini_get_vtable_trampoline (vt, slot_index - MONO_IMT_SIZE);
3009 mini_imt_entry_inited (MonoVTable *vt, int imt_slot_index)
3014 gpointer *imt = (gpointer*)vt;
3015 imt -= MONO_IMT_SIZE;
3017 return (imt [imt_slot_index] != mini_get_imt_trampoline (vt, imt_slot_index));
3021 is_callee_gsharedvt_variable (gpointer addr)
3024 gboolean callee_gsharedvt;
3026 ji = mini_jit_info_table_find (mono_domain_get (), (char *)mono_get_addr_from_ftnptr (addr), NULL);
3028 callee_gsharedvt = mini_jit_info_is_gsharedvt (ji);
3029 if (callee_gsharedvt)
3030 callee_gsharedvt = mini_is_gsharedvt_variable_signature (mono_method_signature (jinfo_get_method (ji)));
3031 return callee_gsharedvt;
3035 mini_init_delegate (MonoDelegate *del)
3037 if (mono_llvm_only) {
3038 MonoMethod *method = del->method;
3040 if (mono_method_needs_static_rgctx_invoke (method, FALSE))
3041 del->rgctx = mini_method_get_rgctx (method);
3044 * Avoid adding gsharedvt in wrappers since they might not exist if
3045 * this delegate is called through a gsharedvt delegate invoke wrapper.
3046 * Instead, encode that the method is gsharedvt in del->rgctx,
3047 * the CEE_MONO_CALLI_EXTRA_ARG implementation in the JIT depends on this.
3049 if (is_callee_gsharedvt_variable (del->method_ptr)) {
3050 g_assert ((((mgreg_t)del->rgctx) & 1) == 0);
3051 del->rgctx = (gpointer)(((mgreg_t)del->rgctx) | 1);
3057 mono_get_delegate_virtual_invoke_impl (MonoMethodSignature *sig, MonoMethod *method)
3059 gboolean is_virtual_generic, is_interface, load_imt_reg;
3062 static guint8 **cache = NULL;
3063 static int cache_size = 0;
3068 if (MONO_TYPE_ISSTRUCT (sig->ret))
3071 is_virtual_generic = method->is_inflated && mono_method_get_declaring_generic_method (method)->is_generic;
3072 is_interface = method->klass->flags & TYPE_ATTRIBUTE_INTERFACE ? TRUE : FALSE;
3073 load_imt_reg = is_virtual_generic || is_interface;
3076 offset = ((gint32)mono_method_get_imt_slot (method) - MONO_IMT_SIZE) * SIZEOF_VOID_P;
3078 offset = G_STRUCT_OFFSET (MonoVTable, vtable) + ((mono_method_get_vtable_index (method)) * (SIZEOF_VOID_P));
3080 idx = (offset / SIZEOF_VOID_P + MONO_IMT_SIZE) * 2 + (load_imt_reg ? 1 : 0);
3081 g_assert (idx >= 0);
3083 /* Resize the cache to idx + 1 */
3084 if (cache_size < idx + 1) {
3086 if (cache_size < idx + 1) {
3088 int new_cache_size = idx + 1;
3090 new_cache = g_new0 (guint8*, new_cache_size);
3092 memcpy (new_cache, cache, cache_size * sizeof (guint8*));
3095 mono_memory_barrier ();
3097 cache_size = new_cache_size;
3105 /* FIXME Support more cases */
3106 if (mono_aot_only) {
3107 char tramp_name [256];
3108 const char *imt = load_imt_reg ? "_imt" : "";
3109 int ind = (load_imt_reg ? (-offset) : offset) / SIZEOF_VOID_P;
3111 sprintf (tramp_name, "delegate_virtual_invoke%s_%d", imt, ind);
3112 cache [idx] = (guint8 *)mono_aot_get_trampoline (tramp_name);
3113 g_assert (cache [idx]);
3115 cache [idx] = (guint8 *)mono_arch_get_delegate_virtual_invoke_impl (sig, method, offset, load_imt_reg);
3121 * mini_parse_debug_option:
3122 * @option: The option to parse.
3124 * Parses debug options for the mono runtime. The options are the same as for
3125 * the MONO_DEBUG environment variable.
3129 mini_parse_debug_option (const char *option)
3131 if (!strcmp (option, "handle-sigint"))
3132 debug_options.handle_sigint = TRUE;
3133 else if (!strcmp (option, "keep-delegates"))
3134 debug_options.keep_delegates = TRUE;
3135 else if (!strcmp (option, "reverse-pinvoke-exceptions"))
3136 debug_options.reverse_pinvoke_exceptions = TRUE;
3137 else if (!strcmp (option, "collect-pagefault-stats"))
3138 debug_options.collect_pagefault_stats = TRUE;
3139 else if (!strcmp (option, "break-on-unverified"))
3140 debug_options.break_on_unverified = TRUE;
3141 else if (!strcmp (option, "no-gdb-backtrace"))
3142 debug_options.no_gdb_backtrace = TRUE;
3143 else if (!strcmp (option, "suspend-on-sigsegv"))
3144 debug_options.suspend_on_sigsegv = TRUE;
3145 else if (!strcmp (option, "suspend-on-exception"))
3146 debug_options.suspend_on_exception = TRUE;
3147 else if (!strcmp (option, "suspend-on-unhandled"))
3148 debug_options.suspend_on_unhandled = TRUE;
3149 else if (!strcmp (option, "dont-free-domains"))
3150 mono_dont_free_domains = TRUE;
3151 else if (!strcmp (option, "dyn-runtime-invoke"))
3152 debug_options.dyn_runtime_invoke = TRUE;
3153 else if (!strcmp (option, "gdb"))
3154 debug_options.gdb = TRUE;
3155 else if (!strcmp (option, "explicit-null-checks"))
3156 debug_options.explicit_null_checks = TRUE;
3157 else if (!strcmp (option, "gen-seq-points"))
3158 debug_options.gen_sdb_seq_points = TRUE;
3159 else if (!strcmp (option, "gen-compact-seq-points"))
3160 debug_options.gen_seq_points_compact_data = TRUE;
3161 else if (!strcmp (option, "single-imm-size"))
3162 debug_options.single_imm_size = TRUE;
3163 else if (!strcmp (option, "init-stacks"))
3164 debug_options.init_stacks = TRUE;
3165 else if (!strcmp (option, "casts"))
3166 debug_options.better_cast_details = TRUE;
3167 else if (!strcmp (option, "soft-breakpoints"))
3168 debug_options.soft_breakpoints = TRUE;
3169 else if (!strcmp (option, "check-pinvoke-callconv"))
3170 debug_options.check_pinvoke_callconv = TRUE;
3171 else if (!strcmp (option, "arm-use-fallback-tls"))
3172 debug_options.arm_use_fallback_tls = TRUE;
3173 else if (!strcmp (option, "debug-domain-unload"))
3174 mono_enable_debug_domain_unload (TRUE);
3175 else if (!strcmp (option, "partial-sharing"))
3176 mono_set_partial_sharing_supported (TRUE);
3177 else if (!strcmp (option, "align-small-structs"))
3178 mono_align_small_structs = TRUE;
3179 else if (!strcmp (option, "native-debugger-break"))
3180 debug_options.native_debugger_break = TRUE;
3188 mini_parse_debug_options (void)
3190 const char *options = g_getenv ("MONO_DEBUG");
3191 gchar **args, **ptr;
3196 args = g_strsplit (options, ",", -1);
3198 for (ptr = args; ptr && *ptr; ptr++) {
3199 const char *arg = *ptr;
3201 if (!mini_parse_debug_option (arg)) {
3202 fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
3203 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', 'gen-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");
3212 mini_get_debug_options (void)
3214 return &debug_options;
3218 mini_create_ftnptr (MonoDomain *domain, gpointer addr)
3220 #if !defined(__ia64__) && (!defined(__ppc64__) && !defined(__powerpc64__) || _CALL_ELF == 2)
3223 gpointer* desc = NULL;
3225 if ((desc = g_hash_table_lookup (domain->ftnptrs_hash, addr)))
3228 desc = mono_domain_code_reserve (domain, 2 * sizeof (gpointer));
3232 # elif defined(__ppc64__) || defined(__powerpc64__)
3234 desc = mono_domain_alloc0 (domain, 3 * sizeof (gpointer));
3240 g_hash_table_insert (domain->ftnptrs_hash, addr, desc);
3246 mini_get_addr_from_ftnptr (gpointer descr)
3248 #if defined(__ia64__) || ((defined(__ppc64__) || defined(__powerpc64__)) && _CALL_ELF != 2)
3249 return *(gpointer*)descr;
3256 register_jit_stats (void)
3258 mono_counters_register ("Compiled methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_compiled);
3259 mono_counters_register ("Methods from AOT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_aot);
3260 mono_counters_register ("Methods JITted using mono JIT", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_without_llvm);
3261 mono_counters_register ("Methods JITted using LLVM", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_with_llvm);
3262 mono_counters_register ("Total time spent JITting (sec)", MONO_COUNTER_JIT | MONO_COUNTER_DOUBLE, &mono_jit_stats.jit_time);
3263 mono_counters_register ("Basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.basic_blocks);
3264 mono_counters_register ("Max basic blocks", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.max_basic_blocks);
3265 mono_counters_register ("Allocated vars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocate_var);
3266 mono_counters_register ("Code reallocs", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.code_reallocs);
3267 mono_counters_register ("Allocated code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_code_size);
3268 mono_counters_register ("Allocated seq points size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.allocated_seq_points_size);
3269 mono_counters_register ("Inlineable methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlineable_methods);
3270 mono_counters_register ("Inlined methods", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.inlined_methods);
3271 mono_counters_register ("Regvars", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.regvars);
3272 mono_counters_register ("Locals stack size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.locals_stack_size);
3273 mono_counters_register ("Method cache lookups", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.methods_lookups);
3274 mono_counters_register ("Compiled CIL code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.cil_code_size);
3275 mono_counters_register ("Native code size", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.native_code_size);
3276 mono_counters_register ("Aliases found", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_found);
3277 mono_counters_register ("Aliases eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.alias_removed);
3278 mono_counters_register ("Aliased loads eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.loads_eliminated);
3279 mono_counters_register ("Aliased stores eliminated", MONO_COUNTER_JIT | MONO_COUNTER_INT, &mono_jit_stats.stores_eliminated);
3282 static void runtime_invoke_info_free (gpointer value);
3285 class_method_pair_equal (gconstpointer ka, gconstpointer kb)
3287 const MonoClassMethodPair *apair = (const MonoClassMethodPair *)ka;
3288 const MonoClassMethodPair *bpair = (const MonoClassMethodPair *)kb;
3290 return apair->klass == bpair->klass && apair->method == bpair->method ? 1 : 0;
3294 class_method_pair_hash (gconstpointer data)
3296 const MonoClassMethodPair *pair = (const MonoClassMethodPair *)data;
3298 return (gsize)pair->klass ^ (gsize)pair->method;
3302 mini_create_jit_domain_info (MonoDomain *domain)
3304 MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
3306 info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3307 info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3308 info->delegate_trampoline_hash = g_hash_table_new (class_method_pair_hash, class_method_pair_equal);
3309 info->llvm_vcall_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
3310 info->runtime_invoke_hash = mono_conc_hashtable_new_full (mono_aligned_addr_hash, NULL, NULL, runtime_invoke_info_free);
3311 info->seq_points = g_hash_table_new_full (mono_aligned_addr_hash, NULL, NULL, mono_seq_point_info_free);
3312 info->arch_seq_points = g_hash_table_new (mono_aligned_addr_hash, NULL);
3313 info->jump_target_hash = g_hash_table_new (NULL, NULL);
3315 domain->runtime_info = info;
3319 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
3321 MonoJumpList *jlist = (MonoJumpList *)value;
3322 g_slist_free (jlist->list);
3326 delete_got_slot_list (gpointer key, gpointer value, gpointer user_data)
3328 GSList *list = (GSList *)value;
3329 g_slist_free (list);
3333 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
3335 MonoJitDynamicMethodInfo *di = (MonoJitDynamicMethodInfo *)value;
3336 mono_code_manager_destroy (di->code_mp);
3341 runtime_invoke_info_free (gpointer value)
3343 RuntimeInvokeInfo *info = (RuntimeInvokeInfo*)value;
3345 #ifdef MONO_ARCH_DYN_CALL_SUPPORTED
3346 if (info->dyn_call_info)
3347 mono_arch_dyn_call_free (info->dyn_call_info);
3353 mini_free_jit_domain_info (MonoDomain *domain)
3355 MonoJitDomainInfo *info = domain_jit_info (domain);
3357 g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
3358 g_hash_table_destroy (info->jump_target_hash);
3359 if (info->jump_target_got_slot_hash) {
3360 g_hash_table_foreach (info->jump_target_got_slot_hash, delete_got_slot_list, NULL);
3361 g_hash_table_destroy (info->jump_target_got_slot_hash);
3363 if (info->dynamic_code_hash) {
3364 g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
3365 g_hash_table_destroy (info->dynamic_code_hash);
3367 if (info->method_code_hash)
3368 g_hash_table_destroy (info->method_code_hash);
3369 g_hash_table_destroy (info->jump_trampoline_hash);
3370 g_hash_table_destroy (info->jit_trampoline_hash);
3371 g_hash_table_destroy (info->delegate_trampoline_hash);
3372 if (info->static_rgctx_trampoline_hash)
3373 g_hash_table_destroy (info->static_rgctx_trampoline_hash);
3374 g_hash_table_destroy (info->llvm_vcall_trampoline_hash);
3375 mono_conc_hashtable_destroy (info->runtime_invoke_hash);
3376 g_hash_table_destroy (info->seq_points);
3377 g_hash_table_destroy (info->arch_seq_points);
3378 if (info->agent_info)
3379 mono_debugger_agent_free_domain_info (domain);
3380 if (info->gsharedvt_arg_tramp_hash)
3381 g_hash_table_destroy (info->gsharedvt_arg_tramp_hash);
3383 mono_llvm_free_domain_info (domain);
3386 g_free (domain->runtime_info);
3387 domain->runtime_info = NULL;
3392 llvm_init_inner (void)
3394 if (!mono_llvm_load (NULL))
3405 * Load and initialize LLVM support.
3406 * Return TRUE on success.
3409 mini_llvm_init (void)
3412 static gboolean llvm_inited;
3413 static gboolean init_result;
3415 mono_loader_lock_if_inited ();
3417 init_result = llvm_init_inner ();
3420 mono_loader_unlock_if_inited ();
3428 mini_init (const char *filename, const char *runtime_version)
3431 MonoRuntimeCallbacks callbacks;
3432 MonoThreadInfoRuntimeCallbacks ticallbacks;
3434 MONO_VES_INIT_BEGIN ();
3436 CHECKED_MONO_INIT ();
3438 #if defined(__linux__) && !defined(__native_client__)
3439 if (access ("/proc/self/maps", F_OK) != 0) {
3440 g_print ("Mono requires /proc to be mounted.\n");
3445 mono_os_mutex_init_recursive (&jit_mutex);
3447 mono_cross_helpers_run ();
3451 /* Happens when using the embedding interface */
3452 if (!default_opt_set)
3453 default_opt = mono_parse_default_optimizations (NULL);
3455 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
3457 mono_set_generic_sharing_vt_supported (TRUE);
3460 mono_set_generic_sharing_vt_supported (TRUE);
3463 #ifdef MONO_HAVE_FAST_TLS
3464 MONO_FAST_TLS_INIT (mono_jit_tls);
3465 MONO_FAST_TLS_INIT (mono_lmf_addr);
3466 #ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
3467 MONO_FAST_TLS_INIT (mono_lmf);
3471 mono_runtime_set_has_tls_get (MONO_ARCH_HAVE_TLS_GET);
3473 if (!global_codeman)
3474 global_codeman = mono_code_manager_new ();
3476 memset (&callbacks, 0, sizeof (callbacks));
3477 callbacks.create_ftnptr = mini_create_ftnptr;
3478 callbacks.get_addr_from_ftnptr = mini_get_addr_from_ftnptr;
3479 callbacks.get_runtime_build_info = mono_get_runtime_build_info;
3480 callbacks.set_cast_details = mono_set_cast_details;
3481 callbacks.debug_log = mono_debugger_agent_debug_log;
3482 callbacks.debug_log_is_enabled = mono_debugger_agent_debug_log_is_enabled;
3483 callbacks.tls_key_supported = mini_tls_key_supported;
3484 callbacks.get_vtable_trampoline = mini_get_vtable_trampoline;
3485 callbacks.get_imt_trampoline = mini_get_imt_trampoline;
3486 callbacks.imt_entry_inited = mini_imt_entry_inited;
3487 callbacks.init_delegate = mini_init_delegate;
3489 mono_install_callbacks (&callbacks);
3491 memset (&ticallbacks, 0, sizeof (ticallbacks));
3492 ticallbacks.setup_async_callback = mono_setup_async_callback;
3493 ticallbacks.thread_state_init_from_sigctx = mono_thread_state_init_from_sigctx;
3494 ticallbacks.thread_state_init_from_handle = mono_thread_state_init_from_handle;
3495 ticallbacks.thread_state_init = mono_thread_state_init;
3497 mono_counters_init ();
3499 mono_threads_runtime_init (&ticallbacks);
3501 if (g_getenv ("MONO_DEBUG") != NULL)
3502 mini_parse_debug_options ();
3504 mono_code_manager_init ();
3508 mono_arch_cpu_init ();
3512 mono_unwind_init ();
3514 #ifdef XDEBUG_ENABLED
3515 if (g_getenv ("MONO_XDEBUG")) {
3516 const char *xdebug_opts = g_getenv ("MONO_XDEBUG");
3517 mono_xdebug_init (xdebug_opts);
3518 /* So methods for multiple domains don't have the same address */
3519 mono_dont_free_domains = TRUE;
3520 mono_using_xdebug = TRUE;
3521 } else if (mini_get_debug_options ()->gdb) {
3522 mono_xdebug_init ((char*)"gdb");
3523 mono_dont_free_domains = TRUE;
3524 mono_using_xdebug = TRUE;
3529 if (mono_use_llvm) {
3530 if (!mono_llvm_load (NULL)) {
3531 mono_use_llvm = FALSE;
3532 fprintf (stderr, "Mono Warning: llvm support could not be loaded.\n");
3539 mono_trampolines_init ();
3541 mono_native_tls_alloc (&mono_jit_tls_id, NULL);
3543 if (default_opt & MONO_OPT_AOT)
3546 mono_debugger_agent_init ();
3548 #ifdef MONO_ARCH_GSHARED_SUPPORTED
3549 mono_set_generic_sharing_supported (TRUE);
3552 #ifndef MONO_CROSS_COMPILE
3553 mono_runtime_install_handlers ();
3555 mono_threads_install_cleanup (mini_thread_cleanup);
3557 #define JIT_TRAMPOLINES_WORK
3558 #ifdef JIT_TRAMPOLINES_WORK
3559 mono_install_compile_method (mono_jit_compile_method);
3560 mono_install_free_method (mono_jit_free_method);
3561 mono_install_trampoline (mono_create_jit_trampoline);
3562 mono_install_jump_trampoline (mono_create_jump_trampoline);
3563 #ifndef DISABLE_REMOTING
3564 mono_install_remoting_trampoline (mono_jit_create_remoting_trampoline);
3566 mono_install_delegate_trampoline (mono_create_delegate_trampoline);
3567 mono_install_create_domain_hook (mini_create_jit_domain_info);
3568 mono_install_free_domain_hook (mini_free_jit_domain_info);
3570 #define JIT_INVOKE_WORKS
3571 #ifdef JIT_INVOKE_WORKS
3572 mono_install_runtime_invoke (mono_jit_runtime_invoke);
3574 mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
3575 mono_install_get_class_from_name (mono_aot_get_class_from_name);
3576 mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
3578 if (debug_options.collect_pagefault_stats)
3579 mono_aot_set_make_unreadable (TRUE);
3581 if (runtime_version)
3582 domain = mono_init_version (filename, runtime_version);
3584 domain = mono_init_from_assembly (filename, filename);
3586 if (mono_aot_only) {
3587 /* This helps catch code allocation requests */
3588 mono_code_manager_set_read_only (domain->code_mp);
3589 mono_marshal_use_aot_wrappers (TRUE);
3592 if (mono_llvm_only) {
3593 mono_install_imt_thunk_builder (mono_llvmonly_get_imt_thunk);
3594 mono_set_always_build_imt_thunks (TRUE);
3595 } else if (mono_aot_only) {
3596 mono_install_imt_thunk_builder (mono_aot_get_imt_thunk);
3598 mono_install_imt_thunk_builder (mono_arch_build_imt_thunk);
3601 /*Init arch tls information only after the metadata side is inited to make sure we see dynamic appdomain tls keys*/
3602 mono_arch_finish_init ();
3606 /* This must come after mono_init () in the aot-only case */
3607 mono_exceptions_init ();
3609 /* This should come after mono_init () too */
3613 mono_create_helper_signatures ();
3616 register_jit_stats ();
3618 #define JIT_CALLS_WORK
3619 #ifdef JIT_CALLS_WORK
3620 /* Needs to be called here since register_jit_icall depends on it */
3621 mono_marshal_init ();
3623 mono_arch_register_lowlevel_calls ();
3627 mono_generic_sharing_init ();
3630 #ifdef MONO_ARCH_SIMD_INTRINSICS
3631 mono_simd_intrinsics_init ();
3634 #if MONO_SUPPORT_TASKLETS
3635 mono_tasklets_init ();
3638 register_trampolines (domain);
3640 if (mono_compile_aot)
3642 * Avoid running managed code when AOT compiling, since the platform
3643 * might only support aot-only execution.
3645 mono_runtime_set_no_exec (TRUE);
3647 #define JIT_RUNTIME_WORKS
3648 #ifdef JIT_RUNTIME_WORKS
3649 mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
3650 mono_runtime_init (domain, mono_thread_start_cb, mono_thread_attach_cb);
3651 mono_thread_attach (domain);
3654 mono_profiler_runtime_initialized ();
3656 MONO_VES_INIT_END ();
3662 register_icalls (void)
3664 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
3665 ves_icall_get_frame_info);
3666 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
3667 ves_icall_get_trace);
3668 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
3669 mono_runtime_install_handlers);
3671 #if defined(PLATFORM_ANDROID) || defined(TARGET_ANDROID)
3672 mono_add_internal_call ("System.Diagnostics.Debugger::Mono_UnhandledException_internal",
3673 mono_debugger_agent_unhandled_exception);
3677 * It's important that we pass `TRUE` as the last argument here, as
3678 * it causes the JIT to omit a wrapper for these icalls. If the JIT
3679 * *did* emit a wrapper, we'd be looking at infinite recursion since
3680 * the wrapper would call the icall which would call the wrapper and
3683 register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", "void ptr", TRUE);
3684 register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", "void ptr", TRUE);
3686 register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
3687 register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
3688 register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
3689 register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "ptr ptr", TRUE);
3690 register_icall (mono_jit_set_domain, "mono_jit_set_domain", "void ptr", TRUE);
3691 register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
3693 register_icall (mono_llvm_throw_exception, "mono_llvm_throw_exception", "void object", TRUE);
3694 register_icall (mono_llvm_rethrow_exception, "mono_llvm_rethrow_exception", "void object", TRUE);
3695 register_icall (mono_llvm_resume_exception, "mono_llvm_resume_exception", "void", TRUE);
3696 register_icall (mono_llvm_match_exception, "mono_llvm_match_exception", "int ptr int int", TRUE);
3697 register_icall (mono_llvm_clear_exception, "mono_llvm_clear_exception", NULL, TRUE);
3698 register_icall (mono_llvm_load_exception, "mono_llvm_load_exception", "object", TRUE);
3699 register_icall (mono_llvm_throw_corlib_exception, "mono_llvm_throw_corlib_exception", "void int", FALSE);
3700 #if defined(ENABLE_LLVM) && !defined(MONO_LLVM_LOADED)
3701 register_icall (mono_llvm_set_unhandled_exception_handler, "mono_llvm_set_unhandled_exception_handler", NULL, TRUE);
3703 // FIXME: This is broken
3704 register_icall (mono_debug_personality, "mono_debug_personality", "int int int ptr ptr ptr", TRUE);
3707 register_dyn_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
3708 register_dyn_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
3709 register_dyn_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception", "void ptr", TRUE);
3710 register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
3711 register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "object", FALSE);
3712 register_icall (mono_thread_force_interruption_checkpoint_noraise, "mono_thread_force_interruption_checkpoint_noraise", "object", FALSE);
3713 register_icall (mono_thread_force_interruption_checkpoint, "mono_thread_force_interruption_checkpoint", "void", FALSE);
3714 #ifndef DISABLE_REMOTING
3715 register_icall (mono_load_remote_field_new, "mono_load_remote_field_new", "object object ptr ptr", FALSE);
3716 register_icall (mono_store_remote_field_new, "mono_store_remote_field_new", "void object ptr ptr object", FALSE);
3719 #if defined(__native_client__) || defined(__native_client_codegen__)
3720 register_icall (mono_nacl_gc, "mono_nacl_gc", "void", FALSE);
3723 if (mono_threads_is_coop_enabled ())
3724 register_icall (mono_threads_state_poll, "mono_threads_state_poll", "void", FALSE);
3726 #ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
3727 register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, "mono_llmult", TRUE);
3728 register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, "mono_lldiv", FALSE);
3729 register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, "mono_lldiv_un", FALSE);
3730 register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, "mono_llrem", FALSE);
3731 register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, "mono_llrem_un", FALSE);
3733 #if !defined(MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS) || defined(MONO_ARCH_EMULATE_LONG_MUL_OVF_OPTS)
3734 register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, "mono_llmult_ovf_un", FALSE);
3735 register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, "mono_llmult_ovf", FALSE);
3738 #ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
3739 register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, "mono_lshl", TRUE);
3740 register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, "mono_lshr", TRUE);
3741 register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, "mono_lshr_un", TRUE);
3744 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
3745 register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, "mono_idiv", FALSE);
3746 register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, "mono_idiv_un", FALSE);
3747 register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, "mono_irem", FALSE);
3748 register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, "mono_irem_un", FALSE);
3751 #ifdef MONO_ARCH_EMULATE_MUL_DIV
3752 register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, "mono_imul", TRUE);
3755 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_MUL_OVF)
3756 register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, "mono_imul_ovf", FALSE);
3757 register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, "mono_imul_ovf_un", FALSE);
3760 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT_FALLBACK)
3761 register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, "mono_fdiv", FALSE);
3764 register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, "mono_fconv_u8", FALSE);
3765 register_opcode_emulation (OP_RCONV_TO_U8, "__emul_rconv_to_u8", "ulong float", mono_rconv_u8, "mono_rconv_u8", FALSE);
3766 register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, "mono_fconv_u4", FALSE);
3767 register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, "mono_fconv_ovf_i8", FALSE);
3768 register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, "mono_fconv_ovf_u8", FALSE);
3769 register_opcode_emulation (OP_RCONV_TO_OVF_I8, "__emul_rconv_to_ovf_i8", "long float", mono_rconv_ovf_i8, "mono_rconv_ovf_i8", FALSE);
3770 register_opcode_emulation (OP_RCONV_TO_OVF_U8, "__emul_rconv_to_ovf_u8", "ulong float", mono_rconv_ovf_u8, "mono_rconv_ovf_u8", FALSE);
3773 #ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
3774 register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, "mono_fconv_i8", FALSE);
3775 register_opcode_emulation (OP_RCONV_TO_I8, "__emul_rconv_to_i8", "long float", mono_rconv_i8, "mono_rconv_i8", FALSE);
3778 #ifdef MONO_ARCH_EMULATE_CONV_R8_UN
3779 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);
3781 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
3782 register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, "mono_lconv_to_r8", FALSE);
3784 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
3785 register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, "mono_lconv_to_r4", FALSE);
3787 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
3788 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);
3790 #ifdef MONO_ARCH_EMULATE_FREM
3791 #if defined(__default_codegen__)
3792 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, "fmod", FALSE);
3793 register_opcode_emulation (OP_RREM, "__emul_rrem", "float float float", fmodf, "fmodf", FALSE);
3794 #elif defined(__native_client_codegen__)
3795 register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", mono_fmod, "mono_fmod", FALSE);
3799 #ifdef MONO_ARCH_SOFT_FLOAT_FALLBACK
3800 if (mono_arch_is_soft_float ()) {
3801 register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, "mono_fsub", FALSE);
3802 register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, "mono_fadd", FALSE);
3803 register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, "mono_fmul", FALSE);
3804 register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, "mono_fneg", FALSE);
3805 register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, "mono_conv_to_r8", FALSE);
3806 register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, "mono_conv_to_r4", FALSE);
3807 register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, "mono_fconv_r4", FALSE);
3808 register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, "mono_fconv_i1", FALSE);
3809 register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, "mono_fconv_i2", FALSE);
3810 register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3811 register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, "mono_fconv_u1", FALSE);
3812 register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, "mono_fconv_u2", FALSE);
3814 #if SIZEOF_VOID_P == 4
3815 register_opcode_emulation (OP_FCONV_TO_I, "__emul_fconv_to_i", "int32 double", mono_fconv_i4, "mono_fconv_i4", FALSE);
3818 register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, "mono_fcmp_eq", FALSE);
3819 register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, "mono_fcmp_lt", FALSE);
3820 register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, "mono_fcmp_gt", FALSE);
3821 register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, "mono_fcmp_le", FALSE);
3822 register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, "mono_fcmp_ge", FALSE);
3823 register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, "mono_fcmp_ne_un", FALSE);
3824 register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, "mono_fcmp_lt_un", FALSE);
3825 register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, "mono_fcmp_gt_un", FALSE);
3826 register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, "mono_fcmp_le_un", FALSE);
3827 register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, "mono_fcmp_ge_un", FALSE);
3829 register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, "mono_fceq", FALSE);
3830 register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, "mono_fcgt", FALSE);
3831 register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, "mono_fcgt_un", FALSE);
3832 register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, "mono_fclt", FALSE);
3833 register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, "mono_fclt_un", FALSE);
3835 register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
3836 register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
3837 register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
3838 register_icall (mono_isfinite, "mono_isfinite", "uint32 double", FALSE);
3841 register_icall (mono_ckfinite, "mono_ckfinite", "double double", FALSE);
3843 #ifdef COMPRESSED_INTERFACE_BITMAP
3844 register_icall (mono_class_interface_match, "mono_class_interface_match", "uint32 ptr int32", TRUE);
3847 #if SIZEOF_REGISTER == 4
3848 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, "mono_fconv_u4", TRUE);
3850 register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "ulong double", mono_fconv_u8, "mono_fconv_u8", TRUE);
3853 /* other jit icalls */
3854 register_icall (mono_delegate_ctor, "mono_delegate_ctor", "void object object ptr", FALSE);
3855 register_icall (mono_class_static_field_address , "mono_class_static_field_address",
3856 "ptr ptr ptr", FALSE);
3857 register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
3858 register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
3859 "ptr ptr ptr ptr", FALSE);
3860 register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
3861 register_icall (mono_ldstr, "mono_ldstr", "object ptr ptr int32", FALSE);
3862 register_icall (mono_helper_stelem_ref_check, "mono_helper_stelem_ref_check", "void object object", FALSE);
3863 register_icall (mono_object_new, "mono_object_new", "object ptr ptr", FALSE);
3864 register_icall (mono_object_new_specific, "mono_object_new_specific", "object ptr", FALSE);
3865 register_icall (mono_array_new, "mono_array_new", "object ptr ptr int32", FALSE);
3866 register_icall (mono_array_new_specific, "mono_array_new_specific", "object ptr int32", FALSE);
3867 register_icall (mono_runtime_class_init, "mono_runtime_class_init", "void ptr", FALSE);
3868 register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
3869 register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
3870 register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
3871 register_icall (mono_helper_compile_generic_method, "mono_helper_compile_generic_method", "ptr object ptr ptr", FALSE);
3872 register_icall (mono_helper_ldstr, "mono_helper_ldstr", "object ptr int", FALSE);
3873 register_icall (mono_helper_ldstr_mscorlib, "mono_helper_ldstr_mscorlib", "object int", FALSE);
3874 register_icall (mono_helper_newobj_mscorlib, "mono_helper_newobj_mscorlib", "object int", FALSE);
3875 register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
3876 register_icall (mono_object_castclass_unbox, "mono_object_castclass_unbox", "object object ptr", FALSE);
3877 register_icall (mono_break, "mono_break", NULL, TRUE);
3878 register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
3879 register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
3880 register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
3881 register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
3882 register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
3883 register_icall (mono_array_new_3, "mono_array_new_3", "object ptr int int int", FALSE);
3884 register_icall (mono_array_new_4, "mono_array_new_4", "object ptr int int int int", FALSE);
3885 register_icall (mono_get_native_calli_wrapper, "mono_get_native_calli_wrapper", "ptr ptr ptr ptr", FALSE);
3886 register_icall (mono_resume_unwind, "mono_resume_unwind", "void", TRUE);
3887 register_icall (mono_gsharedvt_constrained_call, "mono_gsharedvt_constrained_call", "object ptr ptr ptr ptr ptr", FALSE);
3888 register_icall (mono_gsharedvt_value_copy, "mono_gsharedvt_value_copy", "void ptr ptr ptr", TRUE);
3890 register_icall (mono_gc_wbarrier_value_copy_bitmap, "mono_gc_wbarrier_value_copy_bitmap", "void ptr ptr int int", FALSE);
3892 register_icall (mono_object_castclass_with_cache, "mono_object_castclass_with_cache", "object object ptr ptr", FALSE);
3893 register_icall (mono_object_isinst_with_cache, "mono_object_isinst_with_cache", "object object ptr ptr", FALSE);
3894 register_icall (mono_generic_class_init, "mono_generic_class_init", "void ptr", FALSE);
3895 register_icall (mono_fill_class_rgctx, "mono_class_fill_rgctx", "ptr ptr int", FALSE);
3896 register_icall (mono_fill_method_rgctx, "mono_method_fill_rgctx", "ptr ptr int", FALSE);
3898 register_icall (mono_debugger_agent_user_break, "mono_debugger_agent_user_break", "void", FALSE);
3900 register_icall (mono_aot_init_llvm_method, "mono_aot_init_llvm_method", "void ptr int", TRUE);
3901 register_icall (mono_aot_init_gshared_method_this, "mono_aot_init_gshared_method_this", "void ptr int object", TRUE);
3902 register_icall (mono_aot_init_gshared_method_mrgctx, "mono_aot_init_gshared_method_mrgctx", "void ptr int ptr", TRUE);
3903 register_icall (mono_aot_init_gshared_method_vtable, "mono_aot_init_gshared_method_vtable", "void ptr int ptr", TRUE);
3905 register_icall_no_wrapper (mono_resolve_iface_call_gsharedvt, "mono_resolve_iface_call_gsharedvt", "ptr object int ptr ptr");
3906 register_icall_no_wrapper (mono_resolve_vcall_gsharedvt, "mono_resolve_vcall_gsharedvt", "ptr object int ptr ptr");
3907 register_icall_no_wrapper (mono_resolve_generic_virtual_call, "mono_resolve_generic_virtual_call", "ptr ptr int ptr");
3908 register_icall_no_wrapper (mono_resolve_generic_virtual_iface_call, "mono_resolve_generic_virtual_iface_call", "ptr ptr int ptr");
3909 register_icall_no_wrapper (mono_llvmonly_set_calling_assembly, "mono_llvmonly_set_calling_assembly", "void ptr");
3910 register_icall_no_wrapper (mono_llvmonly_get_calling_assembly, "mono_llvmonly_get_calling_assembly", "object");
3911 /* This needs a wrapper so it can have a preserveall cconv */
3912 register_icall (mono_init_vtable_slot, "mono_init_vtable_slot", "ptr ptr int", FALSE);
3913 register_icall (mono_llvmonly_init_delegate, "mono_llvmonly_init_delegate", "void object object ptr", TRUE);
3914 register_icall (mono_llvmonly_init_delegate_virtual, "mono_llvmonly_init_delegate_virtual", "void object object ptr", TRUE);
3915 register_icall (mono_get_assembly_object, "mono_get_assembly_object", "object ptr", TRUE);
3916 register_icall (mono_get_method_object, "mono_get_method_object", "object ptr", TRUE);
3919 register_icall (pthread_getspecific, "pthread_getspecific", "ptr ptr", TRUE);
3923 MonoJitStats mono_jit_stats = {0};
3926 print_jit_stats (void)
3928 if (mono_jit_stats.enabled) {
3929 g_print ("Mono Jit statistics\n");
3930 g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
3931 mono_jit_stats.max_ratio_method);
3932 g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
3933 mono_jit_stats.biggest_method);
3935 g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
3936 g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
3937 g_print ("Used classes: %ld\n", mono_stats.used_class_count);
3938 g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
3939 g_print ("Methods: %ld\n", mono_stats.method_count);
3940 g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
3941 g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
3942 g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
3944 g_print ("\nInitialized classes: %ld\n", mono_stats.generic_class_count);
3945 g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
3946 g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
3948 g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
3949 g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
3950 g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
3951 g_print ("Shared vtype generic methods: %ld\n", mono_stats.gsharedvt_methods);
3953 g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
3954 g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
3955 g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
3956 g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
3957 g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
3958 g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
3959 g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
3960 g_print ("IMT thunks size: %ld\n", mono_stats.imt_thunks_size);
3962 g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
3963 g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
3964 g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
3966 g_free (mono_jit_stats.max_ratio_method);
3967 mono_jit_stats.max_ratio_method = NULL;
3968 g_free (mono_jit_stats.biggest_method);
3969 mono_jit_stats.biggest_method = NULL;
3974 mini_cleanup (MonoDomain *domain)
3976 mono_runtime_shutdown_stat_profiler ();
3979 cominterop_release_all_rcws ();
3982 #ifndef MONO_CROSS_COMPILE
3984 * mono_domain_finalize () needs to be called early since it needs the
3985 * execution engine still fully working (it may invoke managed finalizers).
3987 mono_domain_finalize (domain, 2000);
3990 /* This accesses metadata so needs to be called before runtime shutdown */
3993 mono_profiler_shutdown ();
3995 #ifndef MONO_CROSS_COMPILE
3996 mono_runtime_cleanup (domain);
3999 free_jit_tls_data ((MonoJitTlsData *)mono_native_tls_get_value (mono_jit_tls_id));
4001 mono_icall_cleanup ();
4003 mono_runtime_cleanup_handlers ();
4005 #ifndef MONO_CROSS_COMPILE
4006 mono_domain_free (domain, TRUE);
4011 mono_llvm_cleanup ();
4014 mono_aot_cleanup ();
4016 mono_trampolines_cleanup ();
4018 mono_unwind_cleanup ();
4020 mono_code_manager_destroy (global_codeman);
4021 g_free (vtable_trampolines);
4023 mini_jit_cleanup ();
4025 mono_tramp_info_cleanup ();
4027 mono_arch_cleanup ();
4029 mono_generic_sharing_cleanup ();
4033 mono_trace_cleanup ();
4035 mono_counters_dump (MONO_COUNTER_SECTION_MASK | MONO_COUNTER_MONOTONIC, stdout);
4037 if (mono_inject_async_exc_method)
4038 mono_method_desc_free (mono_inject_async_exc_method);
4040 mono_native_tls_free (mono_jit_tls_id);
4042 mono_os_mutex_destroy (&jit_mutex);
4044 mono_code_manager_cleanup ();
4046 #ifdef USE_JUMP_TABLES
4047 mono_jumptable_cleanup ();
4052 mono_set_defaults (int verbose_level, guint32 opts)
4054 mini_verbose = verbose_level;
4055 mono_set_optimizations (opts);
4059 mono_disable_optimizations (guint32 opts)
4061 default_opt &= ~opts;
4065 mono_set_optimizations (guint32 opts)
4068 default_opt_set = TRUE;
4069 #ifdef MONO_ARCH_GSHAREDVT_SUPPORTED
4070 mono_set_generic_sharing_vt_supported (mono_aot_only || ((default_opt & MONO_OPT_GSHAREDVT) != 0));
4073 mono_set_generic_sharing_vt_supported (TRUE);
4078 mono_set_verbose_level (guint32 level)
4080 mini_verbose = level;
4084 * mono_get_runtime_build_info:
4086 * Return the runtime version + build date in string format.
4087 * The returned string is owned by the caller. The returned string
4088 * format is "VERSION (FULL_VERSION BUILD_DATE)" and build date is optional.
4091 mono_get_runtime_build_info (void)
4093 if (mono_build_date)
4094 return g_strdup_printf ("%s (%s %s)", VERSION, FULL_VERSION, mono_build_date);
4096 return g_strdup_printf ("%s (%s)", VERSION, FULL_VERSION);
4100 mono_precompile_assembly (MonoAssembly *ass, void *user_data)
4102 GHashTable *assemblies = (GHashTable*)user_data;
4103 MonoImage *image = mono_assembly_get_image (ass);
4104 MonoMethod *method, *invoke;
4107 if (g_hash_table_lookup (assemblies, ass))
4110 g_hash_table_insert (assemblies, ass, ass);
4112 if (mini_verbose > 0)
4113 printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
4115 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
4116 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
4117 if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
4119 if (method->is_generic || method->klass->generic_container)
4123 if (mini_verbose > 1) {
4124 char * desc = mono_method_full_name (method, TRUE);
4125 g_print ("Compiling %d %s\n", count, desc);
4128 mono_compile_method (method);
4129 if (strcmp (method->name, "Finalize") == 0) {
4130 invoke = mono_marshal_get_runtime_invoke (method, FALSE);
4131 mono_compile_method (invoke);
4133 #ifndef DISABLE_REMOTING
4134 if (mono_class_is_marshalbyref (method->klass) && mono_method_signature (method)->hasthis) {
4135 invoke = mono_marshal_get_remoting_invoke_with_check (method);
4136 mono_compile_method (invoke);
4141 /* Load and precompile referenced assemblies as well */
4142 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
4143 mono_assembly_load_reference (image, i);
4144 if (image->references [i])
4145 mono_precompile_assembly (image->references [i], assemblies);
4149 void mono_precompile_assemblies ()
4151 GHashTable *assemblies = g_hash_table_new (NULL, NULL);
4153 mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
4155 g_hash_table_destroy (assemblies);
4160 * Have to export this for AOT.
4163 mono_personality (void)
4166 g_assert_not_reached ();
4169 #ifdef USE_JUMP_TABLES
4170 #define DEFAULT_JUMPTABLE_CHUNK_ELEMENTS 128
4172 typedef struct MonoJumpTableChunk {
4175 struct MonoJumpTableChunk *previous;
4176 /* gpointer entries[total]; */
4177 } MonoJumpTableChunk;
4179 static MonoJumpTableChunk* g_jumptable;
4180 #define mono_jumptable_lock() mono_os_mutex_lock (&jumptable_mutex)
4181 #define mono_jumptable_unlock() mono_os_mutex_unlock (&jumptable_mutex)
4182 static mono_mutex_t jumptable_mutex;
4184 static MonoJumpTableChunk*
4185 mono_create_jumptable_chunk (guint32 max_entries)
4187 guint32 size = sizeof (MonoJumpTableChunk) + max_entries * sizeof(gpointer);
4188 MonoJumpTableChunk *chunk = (MonoJumpTableChunk*) g_new0 (guchar, size);
4189 chunk->total = max_entries;
4194 mono_jumptable_init (void)
4196 if (g_jumptable == NULL) {
4197 mono_os_mutex_init_recursive (&jumptable_mutex);
4198 g_jumptable = mono_create_jumptable_chunk (DEFAULT_JUMPTABLE_CHUNK_ELEMENTS);
4203 mono_jumptable_add_entry (void)
4205 return mono_jumptable_add_entries (1);
4209 mono_jumptable_add_entries (guint32 entries)
4214 mono_jumptable_init ();
4215 mono_jumptable_lock ();
4216 index = g_jumptable->active;
4217 if (index + entries >= g_jumptable->total) {
4219 * Grow jumptable, by adding one more chunk.
4220 * We cannot realloc jumptable, as there could be pointers
4221 * to existing jump table entries in the code, so instead
4222 * we just add one more chunk.
4224 guint32 max_entries = entries;
4225 MonoJumpTableChunk *new_chunk;
4227 if (max_entries < DEFAULT_JUMPTABLE_CHUNK_ELEMENTS)
4228 max_entries = DEFAULT_JUMPTABLE_CHUNK_ELEMENTS;
4229 new_chunk = mono_create_jumptable_chunk (max_entries);
4230 /* Link old jumptable, so that we could free it up later. */
4231 new_chunk->previous = g_jumptable;
4232 g_jumptable = new_chunk;
4235 g_jumptable->active = index + entries;
4236 result = (gpointer*)((guchar*)g_jumptable + sizeof(MonoJumpTableChunk)) + index;
4237 mono_jumptable_unlock();
4243 mono_jumptable_cleanup (void)
4246 MonoJumpTableChunk *current = g_jumptable, *prev;
4247 while (current != NULL) {
4248 prev = current->previous;
4253 mono_os_mutex_destroy (&jumptable_mutex);
4258 mono_jumptable_get_entry (guint8 *code_ptr)
4260 return mono_arch_jumptable_entry_from_code (code_ptr);