2 * mini.c: The new Mono code generator.
5 * Paolo Molaro (lupus@ximian.com)
6 * Dietmar Maurer (dietmar@ximian.com)
8 * (C) 2002 Ximian, Inc.
20 #ifdef HAVE_SYS_TIME_H
24 #ifdef HAVE_VALGRIND_MEMCHECK_H
25 #include <valgrind/memcheck.h>
28 #include <mono/metadata/assembly.h>
29 #include <mono/metadata/loader.h>
30 #include <mono/metadata/tabledefs.h>
31 #include <mono/metadata/class.h>
32 #include <mono/metadata/object.h>
33 #include <mono/metadata/tokentype.h>
34 #include <mono/metadata/tabledefs.h>
35 #include <mono/metadata/threads.h>
36 #include <mono/metadata/appdomain.h>
37 #include <mono/metadata/debug-helpers.h>
38 #include <mono/io-layer/io-layer.h>
39 #include "mono/metadata/profiler.h"
40 #include <mono/metadata/profiler-private.h>
41 #include <mono/metadata/mono-config.h>
42 #include <mono/metadata/environment.h>
43 #include <mono/metadata/mono-debug.h>
44 #include <mono/metadata/gc-internal.h>
45 #include <mono/metadata/threads-types.h>
46 #include <mono/metadata/verify.h>
47 #include <mono/metadata/verify-internals.h>
48 #include <mono/metadata/mempool-internals.h>
49 #include <mono/metadata/attach.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-logger.h>
54 #include <mono/utils/mono-mmap.h>
55 #include <mono/utils/dtrace.h>
63 #include "jit-icalls.h"
65 #include "debug-mini.h"
67 static gpointer mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt);
68 static gpointer mono_jit_compile_method (MonoMethod *method);
70 /* helper methods signature */
71 /* FIXME: Make these static again */
72 MonoMethodSignature *helper_sig_class_init_trampoline = NULL;
73 MonoMethodSignature *helper_sig_domain_get = NULL;
74 MonoMethodSignature *helper_sig_generic_class_init_trampoline = NULL;
75 MonoMethodSignature *helper_sig_rgctx_lazy_fetch_trampoline = NULL;
76 MonoMethodSignature *helper_sig_monitor_enter_exit_trampoline = NULL;
78 static guint32 default_opt = 0;
79 static gboolean default_opt_set = FALSE;
81 guint32 mono_jit_tls_id = -1;
84 static __thread gpointer mono_jit_tls MONO_TLS_FAST;
87 MonoTraceSpec *mono_jit_trace_calls = NULL;
88 gboolean mono_break_on_exc = FALSE;
89 gboolean mono_compile_aot = FALSE;
90 /* If this is set, no code is generated dynamically, everything is taken from AOT files */
91 gboolean mono_aot_only = FALSE;
92 /* Whenever to use IMT */
93 #ifdef MONO_ARCH_HAVE_IMT
94 gboolean mono_use_imt = TRUE;
96 gboolean mono_use_imt = FALSE;
98 MonoMethodDesc *mono_inject_async_exc_method = NULL;
99 int mono_inject_async_exc_pos;
100 MonoMethodDesc *mono_break_at_bb_method = NULL;
101 int mono_break_at_bb_bb_num;
102 gboolean mono_do_x86_stack_align = TRUE;
103 const char *mono_build_date;
105 static int mini_verbose = 0;
107 #define mono_jit_lock() EnterCriticalSection (&jit_mutex)
108 #define mono_jit_unlock() LeaveCriticalSection (&jit_mutex)
109 static CRITICAL_SECTION jit_mutex;
111 static MonoCodeManager *global_codeman = NULL;
113 /* FIXME: Make this static again */
114 GHashTable *jit_icall_name_hash = NULL;
116 static MonoDebugOptions debug_options;
118 #ifdef VALGRIND_JIT_REGISTER_MAP
119 static int valgrind_register = 0;
123 * Table written to by the debugger with a 1-based index into the
124 * mono_breakpoint_info table, which contains changes made to
125 * the JIT instructions by the debugger.
128 mono_breakpoint_info_index [MONO_BREAKPOINT_ARRAY_SIZE];
130 /* Whenever to check for pending exceptions in managed-to-native wrappers */
131 gboolean check_for_pending_exc = TRUE;
133 /* Whenever to disable passing/returning small valuetypes in registers for managed methods */
134 gboolean disable_vtypes_in_regs = FALSE;
136 gboolean mono_dont_free_global_codeman;
139 mono_running_on_valgrind (void)
141 #ifdef HAVE_VALGRIND_MEMCHECK_H
142 if (RUNNING_ON_VALGRIND){
143 #ifdef VALGRIND_JIT_REGISTER_MAP
144 valgrind_register = TRUE;
160 find_tramp (gpointer key, gpointer value, gpointer user_data)
162 FindTrampUserData *ud = (FindTrampUserData*)user_data;
165 ud->method = (MonoMethod*)key;
169 G_GNUC_UNUSED static char*
170 get_method_from_ip (void *ip)
175 MonoDomain *domain = mono_domain_get ();
176 MonoDebugSourceLocation *location;
177 FindTrampUserData user_data;
179 ji = mono_jit_info_table_find (domain, ip);
182 user_data.method = NULL;
183 mono_domain_lock (domain);
184 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
185 mono_domain_unlock (domain);
186 if (user_data.method) {
187 char *mname = mono_method_full_name (user_data.method, TRUE);
188 res = g_strdup_printf ("<%p - JIT trampoline for %s>", ip, mname);
195 method = mono_method_full_name (ji->method, TRUE);
196 /* FIXME: unused ? */
197 location = mono_debug_lookup_source_location (ji->method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
199 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);
201 mono_debug_free_source_location (location);
209 * @ip: an instruction pointer address
211 * This method is used from a debugger to get the name of the
212 * method at address @ip. This routine is typically invoked from
213 * a debugger like this:
215 * (gdb) print mono_pmip ($pc)
217 * Returns: the name of the method at address @ip.
222 return get_method_from_ip (ip);
226 * mono_print_method_from_ip
227 * @ip: an instruction pointer address
229 * This method is used from a debugger to get the name of the
230 * method at address @ip.
232 * This prints the name of the method at address @ip in the standard
233 * output. Unlike mono_pmip which returns a string, this routine
234 * prints the value on the standard output.
237 mono_print_method_from_ip (void *ip)
241 MonoDebugSourceLocation *source;
242 MonoDomain *domain = mono_domain_get ();
243 FindTrampUserData user_data;
245 ji = mono_jit_info_table_find (domain, ip);
248 user_data.method = NULL;
249 mono_domain_lock (domain);
250 g_hash_table_foreach (domain_jit_info (domain)->jit_trampoline_hash, find_tramp, &user_data);
251 mono_domain_unlock (domain);
252 if (user_data.method) {
253 char *mname = mono_method_full_name (user_data.method, TRUE);
254 printf ("IP %p is a JIT trampoline for %s\n", ip, mname);
258 g_print ("No method at %p\n", ip);
261 method = mono_method_full_name (ji->method, TRUE);
262 source = mono_debug_lookup_source_location (ji->method, (guint32)((guint8*)ip - (guint8*)ji->code_start), domain);
264 g_print ("IP %p at offset 0x%x of method %s (%p %p)[domain %p - %s]\n", ip, (int)((char*)ip - (char*)ji->code_start), method, ji->code_start, (char*)ji->code_start + ji->code_size, domain, domain->friendly_name);
267 g_print ("%s:%d\n", source->source_file, source->row);
269 mono_debug_free_source_location (source);
274 * mono_method_same_domain:
276 * Determine whenever two compiled methods are in the same domain, thus
277 * the address of the callee can be embedded in the caller.
279 gboolean mono_method_same_domain (MonoJitInfo *caller, MonoJitInfo *callee)
281 if (!caller || !callee)
285 * If the call was made from domain-neutral to domain-specific
286 * code, we can't patch the call site.
288 if (caller->domain_neutral && !callee->domain_neutral)
291 if ((caller->method->klass == mono_defaults.appdomain_class) &&
292 (strstr (caller->method->name, "InvokeInDomain"))) {
293 /* The InvokeInDomain methods change the current appdomain */
301 * mono_global_codeman_reserve:
303 * Allocate code memory from the global code manager.
305 void *mono_global_codeman_reserve (int size)
310 g_error ("Attempting to allocate from the global code manager while running with --aot-only.\n");
312 if (!global_codeman) {
313 /* This can happen during startup */
314 global_codeman = mono_code_manager_new ();
315 return mono_code_manager_reserve (global_codeman, size);
319 ptr = mono_code_manager_reserve (global_codeman, size);
326 * mono_create_unwind_op:
328 * Create an unwind op with the given parameters.
331 mono_create_unwind_op (int when, int tag, int reg, int val)
333 MonoUnwindOp *op = g_new0 (MonoUnwindOp, 1);
344 * mono_emit_unwind_op:
346 * Add an unwind op with the given parameters for the list of unwind ops stored in
350 mono_emit_unwind_op (MonoCompile *cfg, int when, int tag, int reg, int val)
352 MonoUnwindOp *op = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoUnwindOp));
359 cfg->unwind_ops = g_slist_append_mempool (cfg->mempool, cfg->unwind_ops, op);
363 mono_jump_info_token_new2 (MonoMemPool *mp, MonoImage *image, guint32 token, MonoGenericContext *context)
365 MonoJumpInfoToken *res = mono_mempool_alloc0 (mp, sizeof (MonoJumpInfoToken));
368 res->has_context = context != NULL;
370 memcpy (&res->context, context, sizeof (MonoGenericContext));
376 mono_jump_info_token_new (MonoMemPool *mp, MonoImage *image, guint32 token)
378 return mono_jump_info_token_new2 (mp, image, token, NULL);
381 #define MONO_INIT_VARINFO(vi,id) do { \
382 (vi)->range.first_use.pos.bid = 0xffff; \
388 * mono_unlink_bblock:
390 * Unlink two basic blocks.
393 mono_unlink_bblock (MonoCompile *cfg, MonoBasicBlock *from, MonoBasicBlock* to)
399 for (i = 0; i < from->out_count; ++i) {
400 if (to == from->out_bb [i]) {
407 for (i = 0; i < from->out_count; ++i) {
408 if (from->out_bb [i] != to)
409 from->out_bb [pos ++] = from->out_bb [i];
411 g_assert (pos == from->out_count - 1);
416 for (i = 0; i < to->in_count; ++i) {
417 if (from == to->in_bb [i]) {
424 for (i = 0; i < to->in_count; ++i) {
425 if (to->in_bb [i] != from)
426 to->in_bb [pos ++] = to->in_bb [i];
428 g_assert (pos == to->in_count - 1);
434 * mono_bblocks_linked:
436 * Return whenever BB1 and BB2 are linked in the CFG.
439 mono_bblocks_linked (MonoBasicBlock *bb1, MonoBasicBlock *bb2)
443 for (i = 0; i < bb1->out_count; ++i) {
444 if (bb1->out_bb [i] == bb2)
452 mono_find_spvar_for_region (MonoCompile *cfg, int region)
454 return g_hash_table_lookup (cfg->spvars, GINT_TO_POINTER (region));
458 mono_find_exvar_for_offset (MonoCompile *cfg, int offset)
460 return g_hash_table_lookup (cfg->exvars, GINT_TO_POINTER (offset));
464 df_visit (MonoBasicBlock *start, int *dfn, MonoBasicBlock **array)
468 array [*dfn] = start;
469 /* g_print ("visit %d at %p (BB%ld)\n", *dfn, start->cil_code, start->block_num); */
470 for (i = 0; i < start->out_count; ++i) {
471 if (start->out_bb [i]->dfn)
474 start->out_bb [i]->dfn = *dfn;
475 start->out_bb [i]->df_parent = start;
476 array [*dfn] = start->out_bb [i];
477 df_visit (start->out_bb [i], dfn, array);
482 mono_reverse_branch_op (guint32 opcode)
484 static const int reverse_map [] = {
485 CEE_BNE_UN, CEE_BLT, CEE_BLE, CEE_BGT, CEE_BGE,
486 CEE_BEQ, CEE_BLT_UN, CEE_BLE_UN, CEE_BGT_UN, CEE_BGE_UN
488 static const int reverse_fmap [] = {
489 OP_FBNE_UN, OP_FBLT, OP_FBLE, OP_FBGT, OP_FBGE,
490 OP_FBEQ, OP_FBLT_UN, OP_FBLE_UN, OP_FBGT_UN, OP_FBGE_UN
492 static const int reverse_lmap [] = {
493 OP_LBNE_UN, OP_LBLT, OP_LBLE, OP_LBGT, OP_LBGE,
494 OP_LBEQ, OP_LBLT_UN, OP_LBLE_UN, OP_LBGT_UN, OP_LBGE_UN
496 static const int reverse_imap [] = {
497 OP_IBNE_UN, OP_IBLT, OP_IBLE, OP_IBGT, OP_IBGE,
498 OP_IBEQ, OP_IBLT_UN, OP_IBLE_UN, OP_IBGT_UN, OP_IBGE_UN
501 if (opcode >= CEE_BEQ && opcode <= CEE_BLT_UN) {
502 opcode = reverse_map [opcode - CEE_BEQ];
503 } else if (opcode >= OP_FBEQ && opcode <= OP_FBLT_UN) {
504 opcode = reverse_fmap [opcode - OP_FBEQ];
505 } else if (opcode >= OP_LBEQ && opcode <= OP_LBLT_UN) {
506 opcode = reverse_lmap [opcode - OP_LBEQ];
507 } else if (opcode >= OP_IBEQ && opcode <= OP_IBLT_UN) {
508 opcode = reverse_imap [opcode - OP_IBEQ];
510 g_assert_not_reached ();
516 mono_type_to_store_membase (MonoCompile *cfg, MonoType *type)
519 return OP_STORE_MEMBASE_REG;
522 switch (type->type) {
525 case MONO_TYPE_BOOLEAN:
526 return OP_STOREI1_MEMBASE_REG;
530 return OP_STOREI2_MEMBASE_REG;
533 return OP_STOREI4_MEMBASE_REG;
537 case MONO_TYPE_FNPTR:
538 return OP_STORE_MEMBASE_REG;
539 case MONO_TYPE_CLASS:
540 case MONO_TYPE_STRING:
541 case MONO_TYPE_OBJECT:
542 case MONO_TYPE_SZARRAY:
543 case MONO_TYPE_ARRAY:
544 return OP_STORE_MEMBASE_REG;
547 return OP_STOREI8_MEMBASE_REG;
549 return OP_STORER4_MEMBASE_REG;
551 return OP_STORER8_MEMBASE_REG;
552 case MONO_TYPE_VALUETYPE:
553 if (type->data.klass->enumtype) {
554 type = type->data.klass->enum_basetype;
557 if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (type)))
558 return OP_STOREX_MEMBASE;
559 return OP_STOREV_MEMBASE;
560 case MONO_TYPE_TYPEDBYREF:
561 return OP_STOREV_MEMBASE;
562 case MONO_TYPE_GENERICINST:
563 type = &type->data.generic_class->container_class->byval_arg;
567 /* FIXME: all the arguments must be references for now,
568 * later look inside cfg and see if the arg num is
571 g_assert (cfg->generic_sharing_context);
572 return OP_STORE_MEMBASE_REG;
574 g_error ("unknown type 0x%02x in type_to_store_membase", type->type);
580 mono_type_to_load_membase (MonoCompile *cfg, MonoType *type)
583 return OP_LOAD_MEMBASE;
585 switch (mono_type_get_underlying_type (type)->type) {
587 return OP_LOADI1_MEMBASE;
589 case MONO_TYPE_BOOLEAN:
590 return OP_LOADU1_MEMBASE;
592 return OP_LOADI2_MEMBASE;
595 return OP_LOADU2_MEMBASE;
597 return OP_LOADI4_MEMBASE;
599 return OP_LOADU4_MEMBASE;
603 case MONO_TYPE_FNPTR:
604 return OP_LOAD_MEMBASE;
605 case MONO_TYPE_CLASS:
606 case MONO_TYPE_STRING:
607 case MONO_TYPE_OBJECT:
608 case MONO_TYPE_SZARRAY:
609 case MONO_TYPE_ARRAY:
610 return OP_LOAD_MEMBASE;
613 return OP_LOADI8_MEMBASE;
615 return OP_LOADR4_MEMBASE;
617 return OP_LOADR8_MEMBASE;
618 case MONO_TYPE_VALUETYPE:
619 if (MONO_CLASS_IS_SIMD (cfg, mono_class_from_mono_type (type)))
620 return OP_LOADX_MEMBASE;
621 case MONO_TYPE_TYPEDBYREF:
622 return OP_LOADV_MEMBASE;
623 case MONO_TYPE_GENERICINST:
624 if (mono_type_generic_inst_is_valuetype (type))
625 return OP_LOADV_MEMBASE;
627 return OP_LOAD_MEMBASE;
631 /* FIXME: all the arguments must be references for now,
632 * later look inside cfg and see if the arg num is
635 g_assert (cfg->generic_sharing_context);
636 return OP_LOAD_MEMBASE;
638 g_error ("unknown type 0x%02x in type_to_load_membase", type->type);
644 mini_type_to_ldind (MonoCompile* cfg, MonoType *type)
646 if (cfg->generic_sharing_context && !type->byref) {
647 /* FIXME: all the arguments must be references for now,
648 * later look inside cfg and see if the arg num is
651 if (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR)
652 return CEE_LDIND_REF;
654 return mono_type_to_ldind (type);
658 mini_type_to_stind (MonoCompile* cfg, MonoType *type)
660 if (cfg->generic_sharing_context && !type->byref) {
661 /* FIXME: all the arguments must be references for now,
662 * later look inside cfg and see if the arg num is
665 if (type->type == MONO_TYPE_VAR || type->type == MONO_TYPE_MVAR)
666 return CEE_STIND_REF;
668 return mono_type_to_stind (type);
672 mono_op_imm_to_op (int opcode)
676 #if SIZEOF_REGISTER == 4
692 #if SIZEOF_REGISTER == 4
730 #if SIZEOF_REGISTER == 4
736 #if SIZEOF_REGISTER == 4
755 case OP_ICOMPARE_IMM:
757 case OP_LOCALLOC_IMM:
760 printf ("%s\n", mono_inst_name (opcode));
761 g_assert_not_reached ();
767 * mono_decompose_op_imm:
769 * Replace the OP_.._IMM INS with its non IMM variant.
772 mono_decompose_op_imm (MonoCompile *cfg, MonoBasicBlock *bb, MonoInst *ins)
776 MONO_INST_NEW (cfg, temp, OP_ICONST);
777 temp->inst_c0 = ins->inst_imm;
778 temp->dreg = mono_alloc_ireg (cfg);
779 mono_bblock_insert_before_ins (bb, ins, temp);
780 ins->opcode = mono_op_imm_to_op (ins->opcode);
781 if (ins->opcode == OP_LOCALLOC)
782 ins->sreg1 = temp->dreg;
784 ins->sreg2 = temp->dreg;
786 bb->max_vreg = MAX (bb->max_vreg, cfg->next_vreg);
790 set_vreg_to_inst (MonoCompile *cfg, int vreg, MonoInst *inst)
792 if (vreg >= cfg->vreg_to_inst_len) {
793 MonoInst **tmp = cfg->vreg_to_inst;
794 int size = cfg->vreg_to_inst_len;
796 while (vreg >= cfg->vreg_to_inst_len)
797 cfg->vreg_to_inst_len = cfg->vreg_to_inst_len ? cfg->vreg_to_inst_len * 2 : 32;
798 cfg->vreg_to_inst = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoInst*) * cfg->vreg_to_inst_len);
800 memcpy (cfg->vreg_to_inst, tmp, size * sizeof (MonoInst*));
802 cfg->vreg_to_inst [vreg] = inst;
805 #define mono_type_is_long(type) (!(type)->byref && ((mono_type_get_underlying_type (type)->type == MONO_TYPE_I8) || (mono_type_get_underlying_type (type)->type == MONO_TYPE_U8)))
806 #define mono_type_is_float(type) (!(type)->byref && (((type)->type == MONO_TYPE_R8) || ((type)->type == MONO_TYPE_R4)))
811 mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode)
819 mono_compile_create_var_for_vreg (MonoCompile *cfg, MonoType *type, int opcode, int vreg)
822 int num = cfg->num_varinfo;
825 if ((num + 1) >= cfg->varinfo_count) {
826 int orig_count = cfg->varinfo_count;
827 cfg->varinfo_count = cfg->varinfo_count ? (cfg->varinfo_count * 2) : 64;
828 cfg->varinfo = (MonoInst **)g_realloc (cfg->varinfo, sizeof (MonoInst*) * cfg->varinfo_count);
829 cfg->vars = (MonoMethodVar *)g_realloc (cfg->vars, sizeof (MonoMethodVar) * cfg->varinfo_count);
830 memset (&cfg->vars [orig_count], 0, (cfg->varinfo_count - orig_count) * sizeof (MonoMethodVar));
833 mono_jit_stats.allocate_var++;
835 MONO_INST_NEW (cfg, inst, opcode);
837 inst->inst_vtype = type;
838 inst->klass = mono_class_from_mono_type (type);
839 type_to_eval_stack_type (cfg, type, inst);
840 /* if set to 1 the variable is native */
841 inst->backend.is_pinvoke = 0;
844 cfg->varinfo [num] = inst;
846 MONO_INIT_VARINFO (&cfg->vars [num], num);
849 set_vreg_to_inst (cfg, vreg, inst);
851 #if SIZEOF_REGISTER == 4
852 #ifdef MONO_ARCH_SOFT_FLOAT
853 regpair = mono_type_is_long (type) || mono_type_is_float (type);
855 regpair = mono_type_is_long (type);
865 * These two cannot be allocated using create_var_for_vreg since that would
866 * put it into the cfg->varinfo array, confusing many parts of the JIT.
870 * Set flags to VOLATILE so SSA skips it.
873 if (cfg->verbose_level >= 4) {
874 printf (" Create LVAR R%d (R%d, R%d)\n", inst->dreg, inst->dreg + 1, inst->dreg + 2);
877 #ifdef MONO_ARCH_SOFT_FLOAT
878 if (cfg->opt & MONO_OPT_SSA) {
879 if (mono_type_is_float (type))
880 inst->flags = MONO_INST_VOLATILE;
884 /* Allocate a dummy MonoInst for the first vreg */
885 MONO_INST_NEW (cfg, tree, OP_LOCAL);
886 tree->dreg = inst->dreg + 1;
887 if (cfg->opt & MONO_OPT_SSA)
888 tree->flags = MONO_INST_VOLATILE;
890 tree->type = STACK_I4;
891 tree->inst_vtype = &mono_defaults.int32_class->byval_arg;
892 tree->klass = mono_class_from_mono_type (tree->inst_vtype);
894 set_vreg_to_inst (cfg, inst->dreg + 1, tree);
896 /* Allocate a dummy MonoInst for the second vreg */
897 MONO_INST_NEW (cfg, tree, OP_LOCAL);
898 tree->dreg = inst->dreg + 2;
899 if (cfg->opt & MONO_OPT_SSA)
900 tree->flags = MONO_INST_VOLATILE;
902 tree->type = STACK_I4;
903 tree->inst_vtype = &mono_defaults.int32_class->byval_arg;
904 tree->klass = mono_class_from_mono_type (tree->inst_vtype);
906 set_vreg_to_inst (cfg, inst->dreg + 2, tree);
910 if (cfg->verbose_level > 2)
911 g_print ("created temp %d (R%d) of type %s\n", num, vreg, mono_type_get_name (type));
916 mono_compile_create_var (MonoCompile *cfg, MonoType *type, int opcode)
920 if (mono_type_is_long (type))
921 dreg = mono_alloc_dreg (cfg, STACK_I8);
922 #ifdef MONO_ARCH_SOFT_FLOAT
923 else if (mono_type_is_float (type))
924 dreg = mono_alloc_dreg (cfg, STACK_R8);
927 /* All the others are unified */
928 dreg = mono_alloc_preg (cfg);
930 return mono_compile_create_var_for_vreg (cfg, type, opcode, dreg);
934 * Transform a MonoInst into a load from the variable of index var_index.
937 mono_compile_make_var_load (MonoCompile *cfg, MonoInst *dest, gssize var_index) {
938 memset (dest, 0, sizeof (MonoInst));
939 dest->ssa_op = MONO_SSA_LOAD;
940 dest->inst_i0 = cfg->varinfo [var_index];
941 dest->opcode = mini_type_to_ldind (cfg, dest->inst_i0->inst_vtype);
942 type_to_eval_stack_type (cfg, dest->inst_i0->inst_vtype, dest);
943 dest->klass = dest->inst_i0->klass;
949 type_from_stack_type (MonoInst *ins) {
951 case STACK_I4: return &mono_defaults.int32_class->byval_arg;
952 case STACK_I8: return &mono_defaults.int64_class->byval_arg;
953 case STACK_PTR: return &mono_defaults.int_class->byval_arg;
954 case STACK_R8: return &mono_defaults.double_class->byval_arg;
957 * this if used to be commented without any specific reason, but
958 * it breaks #80235 when commented
961 return &ins->klass->this_arg;
963 return &mono_defaults.object_class->this_arg;
965 /* ins->klass may not be set for ldnull.
966 * Also, if we have a boxed valuetype, we want an object lass,
967 * not the valuetype class
969 if (ins->klass && !ins->klass->valuetype)
970 return &ins->klass->byval_arg;
971 return &mono_defaults.object_class->byval_arg;
972 case STACK_VTYPE: return &ins->klass->byval_arg;
974 g_error ("stack type %d to montype not handled\n", ins->type);
980 mono_type_from_stack_type (MonoInst *ins) {
981 return type_from_stack_type (ins);
985 * mono_add_ins_to_end:
987 * Same as MONO_ADD_INS, but add INST before any branches at the end of BB.
990 mono_add_ins_to_end (MonoBasicBlock *bb, MonoInst *inst)
995 MONO_ADD_INS (bb, inst);
999 switch (bb->last_ins->opcode) {
1013 mono_bblock_insert_before_ins (bb, bb->last_ins, inst);
1016 if (MONO_IS_COND_BRANCH_OP (bb->last_ins)) {
1017 /* Need to insert the ins before the compare */
1018 if (bb->code == bb->last_ins) {
1019 mono_bblock_insert_before_ins (bb, bb->last_ins, inst);
1023 if (bb->code->next == bb->last_ins) {
1024 /* Only two instructions */
1025 opcode = bb->code->opcode;
1027 if ((opcode == OP_COMPARE) || (opcode == OP_COMPARE_IMM) || (opcode == OP_ICOMPARE) || (opcode == OP_ICOMPARE_IMM) || (opcode == OP_FCOMPARE) || (opcode == OP_LCOMPARE) || (opcode == OP_LCOMPARE_IMM)) {
1029 mono_bblock_insert_before_ins (bb, bb->code, inst);
1031 mono_bblock_insert_before_ins (bb, bb->last_ins, inst);
1034 opcode = bb->last_ins->prev->opcode;
1036 if ((opcode == OP_COMPARE) || (opcode == OP_COMPARE_IMM) || (opcode == OP_ICOMPARE) || (opcode == OP_ICOMPARE_IMM) || (opcode == OP_FCOMPARE) || (opcode == OP_LCOMPARE) || (opcode == OP_LCOMPARE_IMM)) {
1038 mono_bblock_insert_before_ins (bb, bb->last_ins->prev, inst);
1040 mono_bblock_insert_before_ins (bb, bb->last_ins, inst);
1045 MONO_ADD_INS (bb, inst);
1051 mono_create_jump_table (MonoCompile *cfg, MonoInst *label, MonoBasicBlock **bbs, int num_blocks)
1053 MonoJumpInfo *ji = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfo));
1054 MonoJumpInfoBBTable *table;
1056 table = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfoBBTable));
1058 table->table_size = num_blocks;
1060 ji->ip.label = label;
1061 ji->type = MONO_PATCH_INFO_SWITCH;
1062 ji->data.table = table;
1063 ji->next = cfg->patch_info;
1064 cfg->patch_info = ji;
1067 static MonoMethodSignature *
1068 mono_get_array_new_va_signature (int arity)
1070 static GHashTable *sighash = NULL;
1071 MonoMethodSignature *res;
1076 sighash = g_hash_table_new (NULL, NULL);
1078 else if ((res = g_hash_table_lookup (sighash, GINT_TO_POINTER (arity)))) {
1083 res = mono_metadata_signature_alloc (mono_defaults.corlib, arity + 1);
1086 #ifdef MONO_ARCH_VARARG_ICALLS
1087 /* Only set this only some archs since not all backends can handle varargs+pinvoke */
1088 res->call_convention = MONO_CALL_VARARG;
1091 #ifdef PLATFORM_WIN32
1092 res->call_convention = MONO_CALL_C;
1095 res->params [0] = &mono_defaults.int_class->byval_arg;
1096 for (i = 0; i < arity; i++)
1097 res->params [i + 1] = &mono_defaults.int_class->byval_arg;
1099 res->ret = &mono_defaults.object_class->byval_arg;
1101 g_hash_table_insert (sighash, GINT_TO_POINTER (arity), res);
1108 mono_get_array_new_va_icall (int rank)
1110 MonoMethodSignature *esig;
1111 char icall_name [256];
1113 MonoJitICallInfo *info;
1115 /* Need to register the icall so it gets an icall wrapper */
1116 sprintf (icall_name, "ves_array_new_va_%d", rank);
1119 info = mono_find_jit_icall_by_name (icall_name);
1121 esig = mono_get_array_new_va_signature (rank);
1122 name = g_strdup (icall_name);
1123 info = mono_register_jit_icall (mono_array_new_va, name, esig, FALSE);
1125 g_hash_table_insert (jit_icall_name_hash, name, name);
1133 mini_class_is_system_array (MonoClass *klass)
1135 if (klass->parent == mono_defaults.array_class)
1141 static MonoJitICallInfo **emul_opcode_map = NULL;
1144 mono_find_jit_opcode_emulation (int opcode)
1146 g_assert (opcode >= 0 && opcode <= OP_LAST);
1147 if (emul_opcode_map)
1148 return emul_opcode_map [opcode];
1154 mini_assembly_can_skip_verification (MonoDomain *domain, MonoMethod *method)
1156 MonoAssembly *assembly = method->klass->image->assembly;
1157 if (method->wrapper_type != MONO_WRAPPER_NONE)
1159 if (assembly->in_gac || assembly->image == mono_defaults.corlib)
1161 if (mono_security_get_mode () != MONO_SECURITY_MODE_NONE)
1163 return mono_assembly_has_skip_verification (assembly);
1167 * mini_method_verify:
1169 * Verify the method using the new verfier.
1171 * Returns true if the method is invalid.
1174 mini_method_verify (MonoCompile *cfg, MonoMethod *method)
1177 gboolean is_fulltrust;
1178 MonoLoaderError *error;
1180 if (method->verification_success)
1183 is_fulltrust = mono_verifier_is_method_full_trust (method);
1185 if (!mono_verifier_is_enabled_for_method (method))
1188 res = mono_method_verify_with_current_settings (method, cfg->skip_visibility);
1190 if ((error = mono_loader_get_last_error ())) {
1191 cfg->exception_type = error->exception_type;
1193 mono_free_verify_list (res);
1198 for (tmp = res; tmp; tmp = tmp->next) {
1199 MonoVerifyInfoExtended *info = (MonoVerifyInfoExtended *)tmp->data;
1200 if (info->info.status == MONO_VERIFY_ERROR) {
1201 cfg->exception_type = info->exception_type;
1202 cfg->exception_message = g_strdup (info->info.message);
1203 mono_free_verify_list (res);
1206 if (info->info.status == MONO_VERIFY_NOT_VERIFIABLE && !is_fulltrust) {
1207 cfg->exception_type = info->exception_type;
1208 cfg->exception_message = g_strdup (info->info.message);
1209 mono_free_verify_list (res);
1213 mono_free_verify_list (res);
1215 method->verification_success = 1;
1220 create_helper_signature (void)
1222 helper_sig_domain_get = mono_create_icall_signature ("ptr");
1223 helper_sig_class_init_trampoline = mono_create_icall_signature ("void");
1224 helper_sig_generic_class_init_trampoline = mono_create_icall_signature ("void");
1225 helper_sig_rgctx_lazy_fetch_trampoline = mono_create_icall_signature ("ptr ptr");
1226 helper_sig_monitor_enter_exit_trampoline = mono_create_icall_signature ("void");
1229 static gconstpointer
1230 mono_icall_get_wrapper_full (MonoJitICallInfo* callinfo, gboolean do_compile)
1233 MonoMethod *wrapper;
1234 gconstpointer trampoline;
1235 MonoDomain *domain = mono_get_root_domain ();
1237 if (callinfo->wrapper) {
1238 return callinfo->wrapper;
1241 if (callinfo->trampoline)
1242 return callinfo->trampoline;
1245 * We use the lock on the root domain instead of the JIT lock to protect
1246 * callinfo->trampoline, since we do a lot of stuff inside the critical section.
1248 mono_domain_lock (domain);
1250 if (callinfo->trampoline) {
1251 mono_domain_unlock (domain);
1252 return callinfo->trampoline;
1255 name = g_strdup_printf ("__icall_wrapper_%s", callinfo->name);
1256 wrapper = mono_marshal_get_icall_wrapper (callinfo->sig, name, callinfo->func, check_for_pending_exc);
1260 trampoline = mono_compile_method (wrapper);
1262 trampoline = mono_create_ftnptr (domain, mono_create_jit_trampoline_in_domain (domain, wrapper));
1263 mono_register_jit_icall_wrapper (callinfo, trampoline);
1265 callinfo->trampoline = trampoline;
1267 mono_domain_unlock (domain);
1269 return callinfo->trampoline;
1273 mono_icall_get_wrapper (MonoJitICallInfo* callinfo)
1275 return mono_icall_get_wrapper_full (callinfo, FALSE);
1279 mono_dynamic_code_hash_insert (MonoDomain *domain, MonoMethod *method, MonoJitDynamicMethodInfo *ji)
1281 if (!domain_jit_info (domain)->dynamic_code_hash)
1282 domain_jit_info (domain)->dynamic_code_hash = g_hash_table_new (NULL, NULL);
1283 g_hash_table_insert (domain_jit_info (domain)->dynamic_code_hash, method, ji);
1286 static MonoJitDynamicMethodInfo*
1287 mono_dynamic_code_hash_lookup (MonoDomain *domain, MonoMethod *method)
1289 MonoJitDynamicMethodInfo *res;
1291 if (domain_jit_info (domain)->dynamic_code_hash)
1292 res = g_hash_table_lookup (domain_jit_info (domain)->dynamic_code_hash, method);
1300 GList *active, *inactive;
1305 compare_by_interval_start_pos_func (gconstpointer a, gconstpointer b)
1307 MonoMethodVar *v1 = (MonoMethodVar*)a;
1308 MonoMethodVar *v2 = (MonoMethodVar*)b;
1312 else if (v1->interval->range && v2->interval->range)
1313 return v1->interval->range->from - v2->interval->range->from;
1314 else if (v1->interval->range)
1323 #define LSCAN_DEBUG(a) do { a; } while (0)
1325 #define LSCAN_DEBUG(a)
1329 mono_allocate_stack_slots_full2 (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)
1331 int i, slot, offset, size;
1336 GList *vars = NULL, *l, *unhandled;
1337 StackSlotInfo *scalar_stack_slots, *vtype_stack_slots, *slot_info;
1341 LSCAN_DEBUG (printf ("Allocate Stack Slots 2 for %s:\n", mono_method_full_name (cfg->method, TRUE)));
1343 scalar_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * MONO_TYPE_PINNED);
1344 vtype_stack_slots = NULL;
1347 offsets = mono_mempool_alloc (cfg->mempool, sizeof (gint32) * cfg->num_varinfo);
1348 for (i = 0; i < cfg->num_varinfo; ++i)
1351 for (i = cfg->locals_start; i < cfg->num_varinfo; i++) {
1352 inst = cfg->varinfo [i];
1353 vmv = MONO_VARINFO (cfg, i);
1355 if ((inst->flags & MONO_INST_IS_DEAD) || inst->opcode == OP_REGVAR || inst->opcode == OP_REGOFFSET)
1358 vars = g_list_prepend (vars, vmv);
1361 vars = g_list_sort (g_list_copy (vars), compare_by_interval_start_pos_func);
1366 for (unhandled = vars; unhandled; unhandled = unhandled->next) {
1367 MonoMethodVar *current = unhandled->data;
1369 if (current->interval->range) {
1370 g_assert (current->interval->range->from >= i);
1371 i = current->interval->range->from;
1378 for (unhandled = vars; unhandled; unhandled = unhandled->next) {
1379 MonoMethodVar *current = unhandled->data;
1382 inst = cfg->varinfo [vmv->idx];
1384 /* inst->backend.is_pinvoke indicates native sized value types, this is used by the
1385 * pinvoke wrappers when they call functions returning structures */
1386 if (inst->backend.is_pinvoke && MONO_TYPE_ISSTRUCT (inst->inst_vtype) && inst->inst_vtype->type != MONO_TYPE_TYPEDBYREF) {
1387 size = mono_class_native_size (mono_class_from_mono_type (inst->inst_vtype), &align);
1392 size = mono_type_size (inst->inst_vtype, &ialign);
1396 t = mono_type_get_underlying_type (inst->inst_vtype);
1398 case MONO_TYPE_GENERICINST:
1399 if (!mono_type_generic_inst_is_valuetype (t)) {
1400 slot_info = &scalar_stack_slots [t->type];
1404 case MONO_TYPE_VALUETYPE:
1405 if (!vtype_stack_slots)
1406 vtype_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * 256);
1407 for (i = 0; i < nvtypes; ++i)
1408 if (t->data.klass == vtype_stack_slots [i].vtype)
1411 slot_info = &vtype_stack_slots [i];
1413 g_assert (nvtypes < 256);
1414 vtype_stack_slots [nvtypes].vtype = t->data.klass;
1415 slot_info = &vtype_stack_slots [nvtypes];
1419 case MONO_TYPE_CLASS:
1420 case MONO_TYPE_OBJECT:
1421 case MONO_TYPE_ARRAY:
1422 case MONO_TYPE_SZARRAY:
1423 case MONO_TYPE_STRING:
1427 #if SIZEOF_REGISTER == 4
1431 /* Share non-float stack slots of the same size */
1432 slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];
1436 slot_info = &scalar_stack_slots [t->type];
1440 if (cfg->comp_done & MONO_COMP_LIVENESS) {
1444 //printf ("START %2d %08x %08x\n", vmv->idx, vmv->range.first_use.abs_pos, vmv->range.last_use.abs_pos);
1446 if (!current->interval->range) {
1447 if (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))
1451 inst->flags |= MONO_INST_IS_DEAD;
1456 pos = current->interval->range->from;
1458 LSCAN_DEBUG (printf ("process R%d ", inst->dreg));
1459 if (current->interval->range)
1460 LSCAN_DEBUG (mono_linterval_print (current->interval));
1461 LSCAN_DEBUG (printf ("\n"));
1463 /* Check for intervals in active which expired or inactive */
1465 /* FIXME: Optimize this */
1468 for (l = slot_info->active; l != NULL; l = l->next) {
1469 MonoMethodVar *v = (MonoMethodVar*)l->data;
1471 if (v->interval->last_range->to < pos) {
1472 slot_info->active = g_list_delete_link (slot_info->active, l);
1473 slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [v->idx]));
1474 LSCAN_DEBUG (printf ("Interval R%d has expired, adding 0x%x to slots\n", cfg->varinfo [v->idx]->dreg, offsets [v->idx]));
1478 else if (!mono_linterval_covers (v->interval, pos)) {
1479 slot_info->inactive = g_list_append (slot_info->inactive, v);
1480 slot_info->active = g_list_delete_link (slot_info->active, l);
1481 LSCAN_DEBUG (printf ("Interval R%d became inactive\n", cfg->varinfo [v->idx]->dreg));
1488 /* Check for intervals in inactive which expired or active */
1490 /* FIXME: Optimize this */
1493 for (l = slot_info->inactive; l != NULL; l = l->next) {
1494 MonoMethodVar *v = (MonoMethodVar*)l->data;
1496 if (v->interval->last_range->to < pos) {
1497 slot_info->inactive = g_list_delete_link (slot_info->inactive, l);
1498 // FIXME: Enabling this seems to cause impossible to debug crashes
1499 //slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [v->idx]));
1500 LSCAN_DEBUG (printf ("Interval R%d has expired, adding 0x%x to slots\n", cfg->varinfo [v->idx]->dreg, offsets [v->idx]));
1504 else if (mono_linterval_covers (v->interval, pos)) {
1505 slot_info->active = g_list_append (slot_info->active, v);
1506 slot_info->inactive = g_list_delete_link (slot_info->inactive, l);
1507 LSCAN_DEBUG (printf ("\tInterval R%d became active\n", cfg->varinfo [v->idx]->dreg));
1515 * This also handles the case when the variable is used in an
1516 * exception region, as liveness info is not computed there.
1519 * FIXME: All valuetypes are marked as INDIRECT because of LDADDR
1522 if (! (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))) {
1523 if (slot_info->slots) {
1524 slot = GPOINTER_TO_INT (slot_info->slots->data);
1526 slot_info->slots = slot_info->slots->next;
1529 /* FIXME: We might want to consider the inactive intervals as well if slot_info->slots is empty */
1531 slot_info->active = mono_varlist_insert_sorted (cfg, slot_info->active, vmv, TRUE);
1537 static int count = 0;
1540 if (count == atoi (getenv ("COUNT3")))
1541 printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));
1542 if (count > atoi (getenv ("COUNT3")))
1545 mono_print_ins (inst);
1550 LSCAN_DEBUG (printf ("R%d %s -> 0x%x\n", inst->dreg, mono_type_full_name (t), slot));
1552 if (slot == 0xffffff) {
1554 * Allways allocate valuetypes to sizeof (gpointer) to allow more
1555 * efficient copying (and to work around the fact that OP_MEMCPY
1556 * and OP_MEMSET ignores alignment).
1558 if (MONO_TYPE_ISSTRUCT (t))
1559 align = MAX (sizeof (gpointer), mono_class_min_align (mono_class_from_mono_type (t)));
1563 offset += align - 1;
1564 offset &= ~(align - 1);
1568 offset += align - 1;
1569 offset &= ~(align - 1);
1574 if (*stack_align == 0)
1575 *stack_align = align;
1578 offsets [vmv->idx] = slot;
1581 for (i = 0; i < MONO_TYPE_PINNED; ++i) {
1582 if (scalar_stack_slots [i].active)
1583 g_list_free (scalar_stack_slots [i].active);
1585 for (i = 0; i < nvtypes; ++i) {
1586 if (vtype_stack_slots [i].active)
1587 g_list_free (vtype_stack_slots [i].active);
1590 mono_jit_stats.locals_stack_size += offset;
1592 *stack_size = offset;
1597 * mono_allocate_stack_slots_full:
1599 * Allocate stack slots for all non register allocated variables using a
1600 * linear scan algorithm.
1601 * Returns: an array of stack offsets.
1602 * STACK_SIZE is set to the amount of stack space needed.
1603 * STACK_ALIGN is set to the alignment needed by the locals area.
1606 mono_allocate_stack_slots_full (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)
1608 int i, slot, offset, size;
1613 GList *vars = NULL, *l;
1614 StackSlotInfo *scalar_stack_slots, *vtype_stack_slots, *slot_info;
1618 if ((cfg->num_varinfo > 0) && MONO_VARINFO (cfg, 0)->interval)
1619 return mono_allocate_stack_slots_full2 (cfg, backward, stack_size, stack_align);
1621 scalar_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * MONO_TYPE_PINNED);
1622 vtype_stack_slots = NULL;
1625 offsets = mono_mempool_alloc (cfg->mempool, sizeof (gint32) * cfg->num_varinfo);
1626 for (i = 0; i < cfg->num_varinfo; ++i)
1629 for (i = cfg->locals_start; i < cfg->num_varinfo; i++) {
1630 inst = cfg->varinfo [i];
1631 vmv = MONO_VARINFO (cfg, i);
1633 if ((inst->flags & MONO_INST_IS_DEAD) || inst->opcode == OP_REGVAR || inst->opcode == OP_REGOFFSET)
1636 vars = g_list_prepend (vars, vmv);
1639 vars = mono_varlist_sort (cfg, vars, 0);
1641 *stack_align = sizeof (gpointer);
1642 for (l = vars; l; l = l->next) {
1644 inst = cfg->varinfo [vmv->idx];
1646 /* inst->backend.is_pinvoke indicates native sized value types, this is used by the
1647 * pinvoke wrappers when they call functions returning structures */
1648 if (inst->backend.is_pinvoke && MONO_TYPE_ISSTRUCT (inst->inst_vtype) && inst->inst_vtype->type != MONO_TYPE_TYPEDBYREF) {
1649 size = mono_class_native_size (mono_class_from_mono_type (inst->inst_vtype), &align);
1653 size = mono_type_size (inst->inst_vtype, &ialign);
1657 t = mono_type_get_underlying_type (inst->inst_vtype);
1659 slot_info = &scalar_stack_slots [MONO_TYPE_I];
1662 case MONO_TYPE_GENERICINST:
1663 if (!mono_type_generic_inst_is_valuetype (t)) {
1664 slot_info = &scalar_stack_slots [t->type];
1668 case MONO_TYPE_VALUETYPE:
1669 if (!vtype_stack_slots)
1670 vtype_stack_slots = mono_mempool_alloc0 (cfg->mempool, sizeof (StackSlotInfo) * 256);
1671 for (i = 0; i < nvtypes; ++i)
1672 if (t->data.klass == vtype_stack_slots [i].vtype)
1675 slot_info = &vtype_stack_slots [i];
1677 g_assert (nvtypes < 256);
1678 vtype_stack_slots [nvtypes].vtype = t->data.klass;
1679 slot_info = &vtype_stack_slots [nvtypes];
1683 case MONO_TYPE_CLASS:
1684 case MONO_TYPE_OBJECT:
1685 case MONO_TYPE_ARRAY:
1686 case MONO_TYPE_SZARRAY:
1687 case MONO_TYPE_STRING:
1691 #if SIZEOF_REGISTER == 4
1696 /* Share non-float stack slots of the same size */
1697 slot_info = &scalar_stack_slots [MONO_TYPE_CLASS];
1700 slot_info = &scalar_stack_slots [t->type];
1705 if (cfg->comp_done & MONO_COMP_LIVENESS) {
1706 //printf ("START %2d %08x %08x\n", vmv->idx, vmv->range.first_use.abs_pos, vmv->range.last_use.abs_pos);
1708 /* expire old intervals in active */
1709 while (slot_info->active) {
1710 MonoMethodVar *amv = (MonoMethodVar *)slot_info->active->data;
1712 if (amv->range.last_use.abs_pos > vmv->range.first_use.abs_pos)
1715 //printf ("EXPIR %2d %08x %08x C%d R%d\n", amv->idx, amv->range.first_use.abs_pos, amv->range.last_use.abs_pos, amv->spill_costs, amv->reg);
1717 slot_info->active = g_list_delete_link (slot_info->active, slot_info->active);
1718 slot_info->slots = g_slist_prepend_mempool (cfg->mempool, slot_info->slots, GINT_TO_POINTER (offsets [amv->idx]));
1722 * This also handles the case when the variable is used in an
1723 * exception region, as liveness info is not computed there.
1726 * FIXME: All valuetypes are marked as INDIRECT because of LDADDR
1729 if (! (inst->flags & (MONO_INST_VOLATILE|MONO_INST_INDIRECT))) {
1730 if (slot_info->slots) {
1731 slot = GPOINTER_TO_INT (slot_info->slots->data);
1733 slot_info->slots = slot_info->slots->next;
1736 slot_info->active = mono_varlist_insert_sorted (cfg, slot_info->active, vmv, TRUE);
1741 static int count = 0;
1745 if (count == atoi (getenv ("COUNT")))
1746 printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));
1747 if (count > atoi (getenv ("COUNT")))
1750 mono_print_ins (inst);
1755 if (cfg->disable_reuse_stack_slots)
1758 if (slot == 0xffffff) {
1760 * Allways allocate valuetypes to sizeof (gpointer) to allow more
1761 * efficient copying (and to work around the fact that OP_MEMCPY
1762 * and OP_MEMSET ignores alignment).
1764 if (MONO_TYPE_ISSTRUCT (t)) {
1765 align = MAX (sizeof (gpointer), mono_class_min_align (mono_class_from_mono_type (t)));
1767 * Align the size too so the code generated for passing vtypes in
1768 * registers doesn't overwrite random locals.
1770 size = (size + (align - 1)) & ~(align -1);
1775 offset += align - 1;
1776 offset &= ~(align - 1);
1780 offset += align - 1;
1781 offset &= ~(align - 1);
1786 *stack_align = MAX (*stack_align, align);
1789 offsets [vmv->idx] = slot;
1792 for (i = 0; i < MONO_TYPE_PINNED; ++i) {
1793 if (scalar_stack_slots [i].active)
1794 g_list_free (scalar_stack_slots [i].active);
1796 for (i = 0; i < nvtypes; ++i) {
1797 if (vtype_stack_slots [i].active)
1798 g_list_free (vtype_stack_slots [i].active);
1801 mono_jit_stats.locals_stack_size += offset;
1803 *stack_size = offset;
1810 mono_allocate_stack_slots_full (MonoCompile *cfg, gboolean backward, guint32 *stack_size, guint32 *stack_align)
1812 g_assert_not_reached ();
1816 #endif /* DISABLE_JIT */
1819 mono_allocate_stack_slots (MonoCompile *m, guint32 *stack_size, guint32 *stack_align)
1821 return mono_allocate_stack_slots_full (m, TRUE, stack_size, stack_align);
1825 mono_register_opcode_emulation (int opcode, const char *name, const char *sigstr, gpointer func, gboolean no_throw)
1827 MonoJitICallInfo *info;
1828 MonoMethodSignature *sig = mono_create_icall_signature (sigstr);
1830 if (!emul_opcode_map)
1831 emul_opcode_map = g_new0 (MonoJitICallInfo*, OP_LAST + 1);
1833 g_assert (!sig->hasthis);
1834 g_assert (sig->param_count < 3);
1836 info = mono_register_jit_icall (func, name, sig, no_throw);
1838 emul_opcode_map [opcode] = info;
1842 register_icall (gpointer func, const char *name, const char *sigstr, gboolean save)
1844 MonoMethodSignature *sig;
1847 sig = mono_create_icall_signature (sigstr);
1851 mono_register_jit_icall (func, name, sig, save);
1855 print_dfn (MonoCompile *cfg) {
1861 g_print ("IR code for method %s\n", mono_method_full_name (cfg->method, TRUE));
1863 for (i = 0; i < cfg->num_bblocks; ++i) {
1864 bb = cfg->bblocks [i];
1865 /*if (bb->cil_code) {
1866 char* code1, *code2;
1867 code1 = mono_disasm_code_one (NULL, cfg->method, bb->cil_code, NULL);
1868 if (bb->last_ins->cil_code)
1869 code2 = mono_disasm_code_one (NULL, cfg->method, bb->last_ins->cil_code, NULL);
1871 code2 = g_strdup ("");
1873 code1 [strlen (code1) - 1] = 0;
1874 code = g_strdup_printf ("%s -> %s", code1, code2);
1878 code = g_strdup ("\n");
1879 g_print ("\nBB%d (%d) (len: %d): %s", bb->block_num, i, bb->cil_length, code);
1880 MONO_BB_FOR_EACH_INS (bb, c) {
1881 mono_print_ins_index (-1, c);
1884 g_print ("\tprev:");
1885 for (j = 0; j < bb->in_count; ++j) {
1886 g_print (" BB%d", bb->in_bb [j]->block_num);
1888 g_print ("\t\tsucc:");
1889 for (j = 0; j < bb->out_count; ++j) {
1890 g_print (" BB%d", bb->out_bb [j]->block_num);
1892 g_print ("\n\tidom: BB%d\n", bb->idom? bb->idom->block_num: -1);
1895 g_assert (mono_bitset_test_fast (bb->dominators, bb->idom->dfn));
1898 mono_blockset_print (cfg, bb->dominators, "\tdominators", bb->idom? bb->idom->dfn: -1);
1900 mono_blockset_print (cfg, bb->dfrontier, "\tdfrontier", -1);
1908 mono_bblock_add_inst (MonoBasicBlock *bb, MonoInst *inst)
1910 MONO_ADD_INS (bb, inst);
1914 mono_bblock_insert_after_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert)
1918 bb->code = ins_to_insert;
1920 /* Link with next */
1921 ins_to_insert->next = ins;
1923 ins->prev = ins_to_insert;
1925 if (bb->last_ins == NULL)
1926 bb->last_ins = ins_to_insert;
1928 /* Link with next */
1929 ins_to_insert->next = ins->next;
1931 ins->next->prev = ins_to_insert;
1933 /* Link with previous */
1934 ins->next = ins_to_insert;
1935 ins_to_insert->prev = ins;
1937 if (bb->last_ins == ins)
1938 bb->last_ins = ins_to_insert;
1943 mono_bblock_insert_before_ins (MonoBasicBlock *bb, MonoInst *ins, MonoInst *ins_to_insert)
1947 bb->code = ins_to_insert;
1948 ins_to_insert->next = ins;
1949 if (bb->last_ins == NULL)
1950 bb->last_ins = ins_to_insert;
1952 /* Link with previous */
1954 ins->prev->next = ins_to_insert;
1955 ins_to_insert->prev = ins->prev;
1957 /* Link with next */
1958 ins->prev = ins_to_insert;
1959 ins_to_insert->next = ins;
1961 if (bb->code == ins)
1962 bb->code = ins_to_insert;
1967 * mono_verify_bblock:
1969 * Verify that the next and prev pointers are consistent inside the instructions in BB.
1972 mono_verify_bblock (MonoBasicBlock *bb)
1974 MonoInst *ins, *prev;
1977 for (ins = bb->code; ins; ins = ins->next) {
1978 g_assert (ins->prev == prev);
1982 g_assert (!bb->last_ins->next);
1988 * Perform consistency checks on the JIT data structures and the IR
1991 mono_verify_cfg (MonoCompile *cfg)
1995 for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
1996 mono_verify_bblock (bb);
2000 mono_destroy_compile (MonoCompile *cfg)
2002 //mono_mempool_stats (cfg->mempool);
2003 mono_free_loop_info (cfg);
2005 mono_regstate_free (cfg->rs);
2007 g_hash_table_destroy (cfg->spvars);
2009 g_hash_table_destroy (cfg->exvars);
2010 mono_mempool_destroy (cfg->mempool);
2011 g_list_free (cfg->ldstr_list);
2012 g_hash_table_destroy (cfg->token_info_hash);
2013 if (cfg->abs_patches)
2014 g_hash_table_destroy (cfg->abs_patches);
2016 g_free (cfg->varinfo);
2018 g_free (cfg->exception_message);
2022 #ifdef HAVE_KW_THREAD
2023 static __thread gpointer mono_lmf_addr MONO_TLS_FAST;
2024 #ifdef MONO_ARCH_ENABLE_MONO_LMF_VAR
2026 * When this is defined, the current lmf is stored in this tls variable instead of in
2029 static __thread gpointer mono_lmf MONO_TLS_FAST;
2034 mono_get_jit_tls_key (void)
2036 return mono_jit_tls_id;
2040 mono_get_jit_tls_offset (void)
2042 #ifdef HAVE_KW_THREAD
2044 MONO_THREAD_VAR_OFFSET (mono_jit_tls, offset);
2052 mono_get_lmf_tls_offset (void)
2054 #if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
2056 MONO_THREAD_VAR_OFFSET(mono_lmf,offset);
2064 mono_get_lmf_addr_tls_offset (void)
2067 MONO_THREAD_VAR_OFFSET(mono_lmf_addr,offset);
2074 #if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
2077 MonoJitTlsData *jit_tls;
2079 if ((jit_tls = TlsGetValue (mono_jit_tls_id)))
2080 return jit_tls->lmf;
2082 g_assert_not_reached ();
2088 mono_get_lmf_addr (void)
2090 #ifdef HAVE_KW_THREAD
2091 return mono_lmf_addr;
2093 MonoJitTlsData *jit_tls;
2095 if ((jit_tls = TlsGetValue (mono_jit_tls_id)))
2096 return &jit_tls->lmf;
2098 g_assert_not_reached ();
2103 /* Called by native->managed wrappers */
2105 mono_jit_thread_attach (MonoDomain *domain)
2107 #ifdef HAVE_KW_THREAD
2108 if (!mono_lmf_addr) {
2109 mono_thread_attach (domain);
2112 if (!TlsGetValue (mono_jit_tls_id))
2113 mono_thread_attach (domain);
2115 if (mono_domain_get () != domain)
2116 mono_domain_set (domain, TRUE);
2120 * mono_thread_abort:
2121 * @obj: exception object
2123 * abort the thread, print exception information and stack trace
2126 mono_thread_abort (MonoObject *obj)
2128 /* MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id); */
2130 /* handle_remove should be eventually called for this thread, too
2133 if ((mono_runtime_unhandled_exception_policy_get () == MONO_UNHANDLED_POLICY_LEGACY) ||
2134 (obj->vtable->klass == mono_defaults.threadabortexception_class)) {
2135 mono_thread_exit ();
2137 exit (mono_environment_exitcode_get ());
2142 setup_jit_tls_data (gpointer stack_start, gpointer abort_func)
2144 MonoJitTlsData *jit_tls;
2147 jit_tls = TlsGetValue (mono_jit_tls_id);
2151 jit_tls = g_new0 (MonoJitTlsData, 1);
2153 TlsSetValue (mono_jit_tls_id, jit_tls);
2155 #ifdef HAVE_KW_THREAD
2156 mono_jit_tls = jit_tls;
2159 jit_tls->abort_func = abort_func;
2160 jit_tls->end_of_stack = stack_start;
2162 lmf = g_new0 (MonoLMF, 1);
2163 #ifdef MONO_ARCH_INIT_TOP_LMF_ENTRY
2164 MONO_ARCH_INIT_TOP_LMF_ENTRY (lmf);
2169 jit_tls->first_lmf = lmf;
2171 #if defined(HAVE_KW_THREAD) && defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
2172 /* jit_tls->lmf is unused */
2174 mono_lmf_addr = &mono_lmf;
2176 #if defined(HAVE_KW_THREAD)
2177 mono_lmf_addr = &jit_tls->lmf;
2183 mono_arch_setup_jit_tls_data (jit_tls);
2184 mono_setup_altstack (jit_tls);
2190 mono_thread_start_cb (gsize tid, gpointer stack_start, gpointer func)
2193 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort);
2194 thread = mono_thread_current ();
2195 mono_debugger_thread_created (tid, thread, jit_tls);
2197 thread->jit_data = jit_tls;
2200 void (*mono_thread_attach_aborted_cb ) (MonoObject *obj) = NULL;
2203 mono_thread_abort_dummy (MonoObject *obj)
2205 if (mono_thread_attach_aborted_cb)
2206 mono_thread_attach_aborted_cb (obj);
2208 mono_thread_abort (obj);
2212 mono_thread_attach_cb (gsize tid, gpointer stack_start)
2215 void *jit_tls = setup_jit_tls_data (stack_start, mono_thread_abort_dummy);
2216 thread = mono_thread_current ();
2217 mono_debugger_thread_created (tid, thread, (MonoJitTlsData *) jit_tls);
2219 thread->jit_data = jit_tls;
2220 if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
2221 mono_runtime_setup_stat_profiler ();
2225 mini_thread_cleanup (MonoThread *thread)
2227 MonoJitTlsData *jit_tls = thread->jit_data;
2230 mono_debugger_thread_cleanup (jit_tls);
2231 mono_arch_free_jit_tls_data (jit_tls);
2233 mono_free_altstack (jit_tls);
2234 g_free (jit_tls->first_lmf);
2236 thread->jit_data = NULL;
2238 /* We can't clean up tls information if we are on another thread, it will clean up the wrong stuff
2239 * It would be nice to issue a warning when this happens outside of the shutdown sequence. but it's
2240 * not a trivial thing.
2242 * The current offender is mono_thread_manage which cleanup threads from the outside.
2244 if (thread == mono_thread_current ()) {
2245 TlsSetValue (mono_jit_tls_id, NULL);
2247 #ifdef HAVE_KW_THREAD
2248 mono_jit_tls = NULL;
2249 mono_lmf_addr = NULL;
2250 #if defined(MONO_ARCH_ENABLE_MONO_LMF_VAR)
2259 mono_create_tls_get (MonoCompile *cfg, int offset)
2261 #ifdef MONO_ARCH_HAVE_TLS_GET
2267 MONO_INST_NEW (cfg, ins, OP_TLS_GET);
2268 ins->dreg = mono_alloc_preg (cfg);
2269 ins->inst_offset = offset;
2277 mono_get_jit_tls_intrinsic (MonoCompile *cfg)
2279 return mono_create_tls_get (cfg, mono_get_jit_tls_offset ());
2283 mono_get_domain_intrinsic (MonoCompile* cfg)
2285 return mono_create_tls_get (cfg, mono_domain_get_tls_offset ());
2289 mono_get_thread_intrinsic (MonoCompile* cfg)
2291 return mono_create_tls_get (cfg, mono_thread_get_tls_offset ());
2295 mono_add_patch_info (MonoCompile *cfg, int ip, MonoJumpInfoType type, gconstpointer target)
2297 MonoJumpInfo *ji = mono_mempool_alloc (cfg->mempool, sizeof (MonoJumpInfo));
2301 ji->data.target = target;
2302 ji->next = cfg->patch_info;
2304 cfg->patch_info = ji;
2308 mono_patch_info_list_prepend (MonoJumpInfo *list, int ip, MonoJumpInfoType type, gconstpointer target)
2310 MonoJumpInfo *ji = g_new0 (MonoJumpInfo, 1);
2314 ji->data.target = target;
2321 mono_remove_patch_info (MonoCompile *cfg, int ip)
2323 MonoJumpInfo **ji = &cfg->patch_info;
2326 if ((*ji)->ip.i == ip)
2329 ji = &((*ji)->next);
2334 * mono_patch_info_dup_mp:
2336 * Make a copy of PATCH_INFO, allocating memory from the mempool MP.
2339 mono_patch_info_dup_mp (MonoMemPool *mp, MonoJumpInfo *patch_info)
2341 MonoJumpInfo *res = mono_mempool_alloc (mp, sizeof (MonoJumpInfo));
2342 memcpy (res, patch_info, sizeof (MonoJumpInfo));
2344 switch (patch_info->type) {
2345 case MONO_PATCH_INFO_RVA:
2346 case MONO_PATCH_INFO_LDSTR:
2347 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
2348 case MONO_PATCH_INFO_LDTOKEN:
2349 case MONO_PATCH_INFO_DECLSEC:
2350 res->data.token = mono_mempool_alloc (mp, sizeof (MonoJumpInfoToken));
2351 memcpy (res->data.token, patch_info->data.token, sizeof (MonoJumpInfoToken));
2353 case MONO_PATCH_INFO_SWITCH:
2354 res->data.table = mono_mempool_alloc (mp, sizeof (MonoJumpInfoBBTable));
2355 memcpy (res->data.table, patch_info->data.table, sizeof (MonoJumpInfoBBTable));
2357 case MONO_PATCH_INFO_RGCTX_FETCH:
2358 res->data.rgctx_entry = mono_mempool_alloc (mp, sizeof (MonoJumpInfoRgctxEntry));
2359 memcpy (res->data.rgctx_entry, patch_info->data.rgctx_entry, sizeof (MonoJumpInfoRgctxEntry));
2360 res->data.rgctx_entry->data = mono_patch_info_dup_mp (mp, res->data.rgctx_entry->data);
2370 mono_patch_info_hash (gconstpointer data)
2372 const MonoJumpInfo *ji = (MonoJumpInfo*)data;
2375 case MONO_PATCH_INFO_RVA:
2376 case MONO_PATCH_INFO_LDSTR:
2377 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
2378 case MONO_PATCH_INFO_LDTOKEN:
2379 case MONO_PATCH_INFO_DECLSEC:
2380 return (ji->type << 8) | ji->data.token->token;
2381 case MONO_PATCH_INFO_VTABLE:
2382 case MONO_PATCH_INFO_CLASS:
2383 case MONO_PATCH_INFO_IID:
2384 case MONO_PATCH_INFO_ADJUSTED_IID:
2385 case MONO_PATCH_INFO_CLASS_INIT:
2386 case MONO_PATCH_INFO_METHODCONST:
2387 case MONO_PATCH_INFO_METHOD:
2388 case MONO_PATCH_INFO_METHOD_JUMP:
2389 case MONO_PATCH_INFO_IMAGE:
2390 case MONO_PATCH_INFO_INTERNAL_METHOD:
2391 case MONO_PATCH_INFO_JIT_ICALL_ADDR:
2392 case MONO_PATCH_INFO_FIELD:
2393 case MONO_PATCH_INFO_SFLDA:
2394 return (ji->type << 8) | (gssize)ji->data.target;
2396 return (ji->type << 8);
2401 * mono_patch_info_equal:
2403 * This might fail to recognize equivalent patches, i.e. floats, so its only
2404 * usable in those cases where this is not a problem, i.e. sharing GOT slots
2408 mono_patch_info_equal (gconstpointer ka, gconstpointer kb)
2410 const MonoJumpInfo *ji1 = (MonoJumpInfo*)ka;
2411 const MonoJumpInfo *ji2 = (MonoJumpInfo*)kb;
2413 if (ji1->type != ji2->type)
2416 switch (ji1->type) {
2417 case MONO_PATCH_INFO_RVA:
2418 case MONO_PATCH_INFO_LDSTR:
2419 case MONO_PATCH_INFO_TYPE_FROM_HANDLE:
2420 case MONO_PATCH_INFO_LDTOKEN:
2421 case MONO_PATCH_INFO_DECLSEC:
2422 if ((ji1->data.token->image != ji2->data.token->image) ||
2423 (ji1->data.token->token != ji2->data.token->token) ||
2424 (ji1->data.token->has_context != ji2->data.token->has_context) ||
2425 (ji1->data.token->context.class_inst != ji2->data.token->context.class_inst) ||
2426 (ji1->data.token->context.method_inst != ji2->data.token->context.method_inst))
2430 if (ji1->data.target != ji2->data.target)
2439 mono_resolve_patch_target (MonoMethod *method, MonoDomain *domain, guint8 *code, MonoJumpInfo *patch_info, gboolean run_cctors)
2441 unsigned char *ip = patch_info->ip.i + code;
2442 gconstpointer target = NULL;
2444 switch (patch_info->type) {
2445 case MONO_PATCH_INFO_BB:
2446 g_assert (patch_info->data.bb->native_offset);
2447 target = patch_info->data.bb->native_offset + code;
2449 case MONO_PATCH_INFO_ABS:
2450 target = patch_info->data.target;
2452 case MONO_PATCH_INFO_LABEL:
2453 target = patch_info->data.inst->inst_c0 + code;
2455 case MONO_PATCH_INFO_IP:
2458 case MONO_PATCH_INFO_METHOD_REL:
2459 target = code + patch_info->data.offset;
2461 case MONO_PATCH_INFO_INTERNAL_METHOD: {
2462 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
2464 g_warning ("unknown MONO_PATCH_INFO_INTERNAL_METHOD %s", patch_info->data.name);
2465 g_assert_not_reached ();
2467 target = mono_icall_get_wrapper (mi);
2470 case MONO_PATCH_INFO_METHOD_JUMP:
2471 target = mono_create_jump_trampoline (domain, patch_info->data.method, FALSE);
2473 case MONO_PATCH_INFO_METHOD:
2474 if (patch_info->data.method == method) {
2477 /* get the trampoline to the method from the domain */
2478 if (method && method->wrapper_type == MONO_WRAPPER_STATIC_RGCTX_INVOKE) {
2479 target = mono_create_jit_trampoline_in_domain (mono_domain_get (),
2480 patch_info->data.method);
2482 target = mono_create_jit_trampoline (patch_info->data.method);
2486 case MONO_PATCH_INFO_SWITCH: {
2487 gpointer *jump_table;
2490 if (method && method->dynamic) {
2491 jump_table = mono_code_manager_reserve (mono_dynamic_code_hash_lookup (domain, method)->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
2493 mono_domain_lock (domain);
2495 jump_table = mono_domain_alloc (domain, sizeof (gpointer) * patch_info->data.table->table_size);
2497 jump_table = mono_code_manager_reserve (domain->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
2498 mono_domain_unlock (domain);
2501 for (i = 0; i < patch_info->data.table->table_size; i++)
2502 jump_table [i] = code + GPOINTER_TO_INT (patch_info->data.table->table [i]);
2503 target = jump_table;
2506 case MONO_PATCH_INFO_METHODCONST:
2507 case MONO_PATCH_INFO_CLASS:
2508 case MONO_PATCH_INFO_IMAGE:
2509 case MONO_PATCH_INFO_FIELD:
2510 target = patch_info->data.target;
2512 case MONO_PATCH_INFO_IID:
2513 mono_class_init (patch_info->data.klass);
2514 target = GINT_TO_POINTER ((int)patch_info->data.klass->interface_id);
2516 case MONO_PATCH_INFO_ADJUSTED_IID:
2517 mono_class_init (patch_info->data.klass);
2518 target = GINT_TO_POINTER ((int)(-((patch_info->data.klass->interface_id + 1) * SIZEOF_VOID_P)));
2520 case MONO_PATCH_INFO_VTABLE:
2521 target = mono_class_vtable (domain, patch_info->data.klass);
2524 case MONO_PATCH_INFO_CLASS_INIT: {
2525 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.klass);
2528 target = mono_create_class_init_trampoline (vtable);
2531 case MONO_PATCH_INFO_DELEGATE_TRAMPOLINE:
2532 target = mono_create_delegate_trampoline (patch_info->data.klass);
2534 case MONO_PATCH_INFO_SFLDA: {
2535 MonoVTable *vtable = mono_class_vtable (domain, patch_info->data.field->parent);
2538 if (!vtable->initialized && !(vtable->klass->flags & TYPE_ATTRIBUTE_BEFORE_FIELD_INIT) && (method && mono_class_needs_cctor_run (vtable->klass, method)))
2539 /* Done by the generated code */
2543 mono_runtime_class_init (vtable);
2545 target = (char*)vtable->data + patch_info->data.field->offset;
2548 case MONO_PATCH_INFO_RVA: {
2549 guint32 field_index = mono_metadata_token_index (patch_info->data.token->token);
2552 mono_metadata_field_info (patch_info->data.token->image, field_index - 1, NULL, &rva, NULL);
2553 target = mono_image_rva_map (patch_info->data.token->image, rva);
2556 case MONO_PATCH_INFO_R4:
2557 case MONO_PATCH_INFO_R8:
2558 target = patch_info->data.target;
2560 case MONO_PATCH_INFO_EXC_NAME:
2561 target = patch_info->data.name;
2563 case MONO_PATCH_INFO_LDSTR:
2565 mono_ldstr (domain, patch_info->data.token->image,
2566 mono_metadata_token_index (patch_info->data.token->token));
2568 case MONO_PATCH_INFO_TYPE_FROM_HANDLE: {
2570 MonoClass *handle_class;
2572 handle = mono_ldtoken (patch_info->data.token->image,
2573 patch_info->data.token->token, &handle_class, patch_info->data.token->has_context ? &patch_info->data.token->context : NULL);
2574 mono_class_init (handle_class);
2575 mono_class_init (mono_class_from_mono_type (handle));
2578 mono_type_get_object (domain, handle);
2581 case MONO_PATCH_INFO_LDTOKEN: {
2583 MonoClass *handle_class;
2585 handle = mono_ldtoken (patch_info->data.token->image,
2586 patch_info->data.token->token, &handle_class, NULL);
2587 mono_class_init (handle_class);
2592 case MONO_PATCH_INFO_DECLSEC:
2593 target = (mono_metadata_blob_heap (patch_info->data.token->image, patch_info->data.token->token) + 2);
2595 case MONO_PATCH_INFO_ICALL_ADDR:
2596 /* run_cctors == 0 -> AOT */
2597 if (patch_info->data.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) {
2599 target = mono_lookup_pinvoke_call (patch_info->data.method, NULL, NULL);
2601 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));
2606 target = mono_lookup_internal_call (patch_info->data.method);
2608 if (!target && run_cctors)
2609 g_error ("Unregistered icall '%s'\n", mono_method_full_name (patch_info->data.method, TRUE));
2612 case MONO_PATCH_INFO_JIT_ICALL_ADDR: {
2613 MonoJitICallInfo *mi = mono_find_jit_icall_by_name (patch_info->data.name);
2615 g_warning ("unknown MONO_PATCH_INFO_JIT_ICALL_ADDR %s", patch_info->data.name);
2616 g_assert_not_reached ();
2621 case MONO_PATCH_INFO_INTERRUPTION_REQUEST_FLAG:
2622 target = mono_thread_interruption_request_flag ();
2624 case MONO_PATCH_INFO_METHOD_RGCTX:
2625 target = mono_method_lookup_rgctx (mono_class_vtable (domain, patch_info->data.method->klass), mini_method_get_context (patch_info->data.method)->method_inst);
2627 case MONO_PATCH_INFO_BB_OVF:
2628 case MONO_PATCH_INFO_EXC_OVF:
2629 case MONO_PATCH_INFO_GOT_OFFSET:
2630 case MONO_PATCH_INFO_NONE:
2632 case MONO_PATCH_INFO_RGCTX_FETCH: {
2633 MonoJumpInfoRgctxEntry *entry = patch_info->data.rgctx_entry;
2636 switch (entry->data->type) {
2637 case MONO_PATCH_INFO_CLASS:
2638 slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, &entry->data->data.klass->byval_arg, entry->info_type, mono_method_get_context (entry->method));
2640 case MONO_PATCH_INFO_METHOD:
2641 case MONO_PATCH_INFO_METHODCONST:
2642 slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, entry->data->data.method, entry->info_type, mono_method_get_context (entry->method));
2644 case MONO_PATCH_INFO_FIELD:
2645 slot = mono_method_lookup_or_register_other_info (entry->method, entry->in_mrgctx, entry->data->data.field, entry->info_type, mono_method_get_context (entry->method));
2648 g_assert_not_reached ();
2652 target = mono_create_rgctx_lazy_fetch_trampoline (slot);
2655 case MONO_PATCH_INFO_GENERIC_CLASS_INIT:
2656 target = mono_create_generic_class_init_trampoline ();
2658 case MONO_PATCH_INFO_MONITOR_ENTER:
2659 target = mono_create_monitor_enter_trampoline ();
2661 case MONO_PATCH_INFO_MONITOR_EXIT:
2662 target = mono_create_monitor_exit_trampoline ();
2665 g_assert_not_reached ();
2668 return (gpointer)target;
2672 mono_compile_create_vars (MonoCompile *cfg)
2674 MonoMethodSignature *sig;
2675 MonoMethodHeader *header;
2678 header = mono_method_get_header (cfg->method);
2680 sig = mono_method_signature (cfg->method);
2682 if (!MONO_TYPE_IS_VOID (sig->ret)) {
2683 cfg->ret = mono_compile_create_var (cfg, sig->ret, OP_ARG);
2684 /* Inhibit optimizations */
2685 cfg->ret->flags |= MONO_INST_VOLATILE;
2687 if (cfg->verbose_level > 2)
2688 g_print ("creating vars\n");
2690 cfg->args = mono_mempool_alloc0 (cfg->mempool, (sig->param_count + sig->hasthis) * sizeof (MonoInst*));
2693 cfg->args [0] = mono_compile_create_var (cfg, &cfg->method->klass->this_arg, OP_ARG);
2695 for (i = 0; i < sig->param_count; ++i) {
2696 cfg->args [i + sig->hasthis] = mono_compile_create_var (cfg, sig->params [i], OP_ARG);
2699 if (cfg->verbose_level > 2) {
2701 printf ("\treturn : ");
2702 mono_print_ins (cfg->ret);
2706 printf ("\tthis: ");
2707 mono_print_ins (cfg->args [0]);
2710 for (i = 0; i < sig->param_count; ++i) {
2711 printf ("\targ [%d]: ", i);
2712 mono_print_ins (cfg->args [i + sig->hasthis]);
2716 cfg->locals_start = cfg->num_varinfo;
2717 cfg->locals = mono_mempool_alloc0 (cfg->mempool, header->num_locals * sizeof (MonoInst*));
2719 if (cfg->verbose_level > 2)
2720 g_print ("creating locals\n");
2722 for (i = 0; i < header->num_locals; ++i)
2723 cfg->locals [i] = mono_compile_create_var (cfg, header->locals [i], OP_LOCAL);
2725 if (cfg->verbose_level > 2)
2726 g_print ("locals done\n");
2728 mono_arch_create_vars (cfg);
2732 mono_print_code (MonoCompile *cfg, const char* msg)
2736 for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
2737 mono_print_bb (bb, msg);
2740 static MonoGenericInst*
2741 get_object_generic_inst (int type_argc)
2743 MonoType **type_argv;
2746 type_argv = alloca (sizeof (MonoType*) * type_argc);
2748 for (i = 0; i < type_argc; ++i)
2749 type_argv [i] = &mono_defaults.object_class->byval_arg;
2751 return mono_metadata_get_generic_inst (type_argc, type_argv);
2754 static MonoGenericContext
2755 construct_object_context_for_method (MonoMethod *method)
2757 MonoGenericContext object_context;
2759 g_assert (method->wrapper_type == MONO_WRAPPER_NONE);
2760 g_assert (!method->klass->generic_class);
2761 if (method->klass->generic_container) {
2762 int type_argc = method->klass->generic_container->type_argc;
2764 object_context.class_inst = get_object_generic_inst (type_argc);
2766 object_context.class_inst = NULL;
2769 if (mini_method_get_context (method)->method_inst) {
2770 int type_argc = mini_method_get_context (method)->method_inst->type_argc;
2772 object_context.method_inst = get_object_generic_inst (type_argc);
2774 object_context.method_inst = NULL;
2777 g_assert (object_context.class_inst || object_context.method_inst);
2779 return object_context;
2785 mono_codegen (MonoCompile *cfg)
2787 MonoJumpInfo *patch_info;
2789 int i, max_epilog_size;
2792 for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
2793 cfg->spill_count = 0;
2794 /* we reuse dfn here */
2795 /* bb->dfn = bb_count++; */
2797 mono_arch_lowering_pass (cfg, bb);
2799 if (cfg->opt & MONO_OPT_PEEPHOLE)
2800 mono_arch_peephole_pass_1 (cfg, bb);
2803 mono_local_regalloc (cfg, bb);
2805 if (cfg->opt & MONO_OPT_PEEPHOLE)
2806 mono_arch_peephole_pass_2 (cfg, bb);
2809 if (cfg->prof_options & MONO_PROFILE_COVERAGE)
2810 cfg->coverage_info = mono_profiler_coverage_alloc (cfg->method, cfg->num_bblocks);
2812 code = mono_arch_emit_prolog (cfg);
2814 if (cfg->prof_options & MONO_PROFILE_ENTER_LEAVE)
2815 code = mono_arch_instrument_prolog (cfg, mono_profiler_method_enter, code, FALSE);
2817 cfg->code_len = code - cfg->native_code;
2818 cfg->prolog_end = cfg->code_len;
2820 mono_debug_open_method (cfg);
2822 /* emit code all basic blocks */
2823 for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
2824 bb->native_offset = cfg->code_len;
2825 //if ((bb == cfg->bb_entry) || !(bb->region == -1 && !bb->dfn))
2826 mono_arch_output_basic_block (cfg, bb);
2828 if (bb == cfg->bb_exit) {
2829 cfg->epilog_begin = cfg->code_len;
2831 if (cfg->prof_options & MONO_PROFILE_ENTER_LEAVE) {
2832 code = cfg->native_code + cfg->code_len;
2833 code = mono_arch_instrument_epilog (cfg, mono_profiler_method_leave, code, FALSE);
2834 cfg->code_len = code - cfg->native_code;
2835 g_assert (cfg->code_len < cfg->code_size);
2838 mono_arch_emit_epilog (cfg);
2842 mono_arch_emit_exceptions (cfg);
2844 max_epilog_size = 0;
2846 code = cfg->native_code + cfg->code_len;
2848 /* we always allocate code in cfg->domain->code_mp to increase locality */
2849 cfg->code_size = cfg->code_len + max_epilog_size;
2850 /* fixme: align to MONO_ARCH_CODE_ALIGNMENT */
2852 if (cfg->method->dynamic) {
2853 guint unwindlen = 0;
2854 #ifdef MONO_ARCH_HAVE_UNWIND_TABLE
2855 unwindlen = mono_arch_unwindinfo_get_size (cfg->arch.unwindinfo);
2857 /* Allocate the code into a separate memory pool so it can be freed */
2858 cfg->dynamic_info = g_new0 (MonoJitDynamicMethodInfo, 1);
2859 cfg->dynamic_info->code_mp = mono_code_manager_new_dynamic ();
2860 mono_domain_lock (cfg->domain);
2861 mono_dynamic_code_hash_insert (cfg->domain, cfg->method, cfg->dynamic_info);
2862 mono_domain_unlock (cfg->domain);
2864 code = mono_code_manager_reserve (cfg->dynamic_info->code_mp, cfg->code_size + unwindlen);
2866 guint unwindlen = 0;
2867 #ifdef MONO_ARCH_HAVE_UNWIND_TABLE
2868 unwindlen = mono_arch_unwindinfo_get_size (cfg->arch.unwindinfo);
2870 mono_domain_lock (cfg->domain);
2871 code = mono_code_manager_reserve (cfg->domain->code_mp, cfg->code_size + unwindlen);
2872 mono_domain_unlock (cfg->domain);
2875 memcpy (code, cfg->native_code, cfg->code_len);
2876 g_free (cfg->native_code);
2877 cfg->native_code = code;
2878 code = cfg->native_code + cfg->code_len;
2880 /* g_assert (((int)cfg->native_code & (MONO_ARCH_CODE_ALIGNMENT - 1)) == 0); */
2881 for (patch_info = cfg->patch_info; patch_info; patch_info = patch_info->next) {
2882 switch (patch_info->type) {
2883 case MONO_PATCH_INFO_ABS: {
2884 MonoJitICallInfo *info = mono_find_jit_icall_by_addr (patch_info->data.target);
2887 * Change patches of type MONO_PATCH_INFO_ABS into patches describing the
2891 //printf ("TEST %s %p\n", info->name, patch_info->data.target);
2892 // FIXME: CLEAN UP THIS MESS.
2893 if ((cfg->method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) &&
2894 strstr (cfg->method->name, info->name)) {
2896 * This is an icall wrapper, and this is a call to the
2899 if (cfg->compile_aot) {
2900 patch_info->type = MONO_PATCH_INFO_JIT_ICALL_ADDR;
2901 patch_info->data.name = info->name;
2904 /* for these array methods we currently register the same function pointer
2905 * since it's a vararg function. But this means that mono_find_jit_icall_by_addr ()
2906 * will return the incorrect one depending on the order they are registered.
2907 * See tests/test-arr.cs
2909 if (strstr (info->name, "ves_array_new_va_") == NULL && strstr (info->name, "ves_array_element_address_") == NULL) {
2910 patch_info->type = MONO_PATCH_INFO_INTERNAL_METHOD;
2911 patch_info->data.name = info->name;
2916 if (patch_info->type == MONO_PATCH_INFO_ABS) {
2917 if (cfg->abs_patches) {
2918 MonoJumpInfo *abs_ji = g_hash_table_lookup (cfg->abs_patches, patch_info->data.target);
2920 patch_info->type = abs_ji->type;
2921 patch_info->data.target = abs_ji->data.target;
2928 case MONO_PATCH_INFO_SWITCH: {
2930 if (cfg->method->dynamic) {
2931 table = mono_code_manager_reserve (cfg->dynamic_info->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
2933 mono_domain_lock (cfg->domain);
2934 table = mono_code_manager_reserve (cfg->domain->code_mp, sizeof (gpointer) * patch_info->data.table->table_size);
2935 mono_domain_unlock (cfg->domain);
2938 for (i = 0; i < patch_info->data.table->table_size; i++) {
2939 /* Might be NULL if the switch is eliminated */
2940 if (patch_info->data.table->table [i]) {
2941 g_assert (patch_info->data.table->table [i]->native_offset);
2942 table [i] = GINT_TO_POINTER (patch_info->data.table->table [i]->native_offset);
2947 patch_info->data.table->table = (MonoBasicBlock**)table;
2950 case MONO_PATCH_INFO_METHOD_JUMP: {
2952 MonoDomain *domain = cfg->domain;
2953 unsigned char *ip = cfg->native_code + patch_info->ip.i;
2955 mono_domain_lock (domain);
2956 if (!domain_jit_info (domain)->jump_target_hash)
2957 domain_jit_info (domain)->jump_target_hash = g_hash_table_new (NULL, NULL);
2958 list = g_hash_table_lookup (domain_jit_info (domain)->jump_target_hash, patch_info->data.method);
2959 list = g_slist_prepend (list, ip);
2960 g_hash_table_insert (domain_jit_info (domain)->jump_target_hash, patch_info->data.method, list);
2961 mono_domain_unlock (domain);
2970 #ifdef VALGRIND_JIT_REGISTER_MAP
2971 if (valgrind_register){
2972 char* nm = mono_method_full_name (cfg->method, TRUE);
2973 VALGRIND_JIT_REGISTER_MAP (nm, cfg->native_code, cfg->native_code + cfg->code_len);
2978 if (cfg->verbose_level > 0) {
2979 char* nm = mono_method_full_name (cfg->method, TRUE);
2980 g_print ("Method %s emitted at %p to %p (code length %d) [%s]\n",
2982 cfg->native_code, cfg->native_code + cfg->code_len, cfg->code_len, cfg->domain->friendly_name);
2987 gboolean is_generic = FALSE;
2989 if (cfg->method->is_inflated || mono_method_get_generic_container (cfg->method) ||
2990 cfg->method->klass->generic_container || cfg->method->klass->generic_class) {
2994 if (cfg->generic_sharing_context)
2995 g_assert (is_generic);
2998 #ifdef MONO_ARCH_HAVE_SAVE_UNWIND_INFO
2999 mono_arch_save_unwind_info (cfg);
3002 mono_arch_patch_code (cfg->method, cfg->domain, cfg->native_code, cfg->patch_info, cfg->run_cctors);
3004 if (cfg->method->dynamic) {
3005 mono_code_manager_commit (cfg->dynamic_info->code_mp, cfg->native_code, cfg->code_size, cfg->code_len);
3007 mono_domain_lock (cfg->domain);
3008 mono_code_manager_commit (cfg->domain->code_mp, cfg->native_code, cfg->code_size, cfg->code_len);
3009 mono_domain_unlock (cfg->domain);
3012 mono_arch_flush_icache (cfg->native_code, cfg->code_len);
3014 mono_debug_close_method (cfg);
3015 #ifdef MONO_ARCH_HAVE_UNWIND_TABLE
3016 mono_arch_unwindinfo_install_unwind_info (&cfg->arch.unwindinfo, cfg->native_code, cfg->code_len);
3021 compute_reachable (MonoBasicBlock *bb)
3025 if (!(bb->flags & BB_VISITED)) {
3026 bb->flags |= BB_VISITED;
3027 for (i = 0; i < bb->out_count; ++i)
3028 compute_reachable (bb->out_bb [i]);
3033 * mini_method_compile:
3034 * @method: the method to compile
3035 * @opts: the optimization flags to use
3036 * @domain: the domain where the method will be compiled in
3037 * @run_cctors: whether we should run type ctors if possible
3038 * @compile_aot: whether this is an AOT compilation
3039 * @parts: debug flag
3041 * Returns: a MonoCompile* pointer. Caller must check the exception_type
3042 * field in the returned struct to see if compilation succeded.
3045 mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts)
3047 MonoMethodHeader *header;
3051 int dfn, i, code_size_ratio;
3052 gboolean deadce_has_run = FALSE;
3053 gboolean try_generic_shared;
3054 MonoMethod *method_to_compile, *method_to_register;
3055 int generic_info_size;
3057 mono_jit_stats.methods_compiled++;
3058 if (mono_profiler_get_events () & MONO_PROFILE_JIT_COMPILATION)
3059 mono_profiler_method_jit (method);
3060 if (MONO_PROBE_METHOD_COMPILE_BEGIN_ENABLED ())
3061 MONO_PROBE_METHOD_COMPILE_BEGIN (method);
3064 /* We are passed the original generic method definition */
3065 try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
3066 (opts & MONO_OPT_GSHARED) && (method->is_generic || method->klass->generic_container);
3068 try_generic_shared = mono_class_generic_sharing_enabled (method->klass) &&
3069 (opts & MONO_OPT_GSHARED) && mono_method_is_generic_sharable_impl (method, FALSE);
3071 if (opts & MONO_OPT_GSHARED) {
3072 if (try_generic_shared)
3073 mono_stats.generics_sharable_methods++;
3074 else if (mono_method_is_generic_impl (method))
3075 mono_stats.generics_unsharable_methods++;
3079 if (try_generic_shared) {
3080 MonoMethod *declaring_method;
3081 MonoGenericContext *shared_context;
3084 declaring_method = method;
3086 declaring_method = mono_method_get_declaring_generic_method (method);
3087 if (method->klass->generic_class)
3088 g_assert (method->klass->generic_class->container_class == declaring_method->klass);
3090 g_assert (method->klass == declaring_method->klass);
3093 if (declaring_method->is_generic)
3094 shared_context = &(mono_method_get_generic_container (declaring_method)->context);
3096 shared_context = &declaring_method->klass->generic_container->context;
3098 method_to_compile = mono_class_inflate_generic_method (declaring_method, shared_context);
3099 g_assert (method_to_compile);
3101 method_to_compile = method;
3104 cfg = g_new0 (MonoCompile, 1);
3105 cfg->method = method_to_compile;
3106 cfg->mempool = mono_mempool_new ();
3108 cfg->prof_options = mono_profiler_get_events ();
3109 cfg->run_cctors = run_cctors;
3110 cfg->domain = domain;
3111 cfg->verbose_level = mini_verbose;
3112 cfg->compile_aot = compile_aot;
3113 cfg->skip_visibility = method->skip_visibility;
3114 cfg->orig_method = method;
3115 if (try_generic_shared)
3116 cfg->generic_sharing_context = (MonoGenericSharingContext*)&cfg->generic_sharing_context;
3117 cfg->token_info_hash = g_hash_table_new (NULL, NULL);
3119 if (cfg->compile_aot && !try_generic_shared && (method->is_generic || method->klass->generic_container)) {
3120 cfg->exception_type = MONO_EXCEPTION_GENERIC_SHARING_FAILED;
3124 /* The debugger has no liveness information, so avoid sharing registers/stack slots */
3125 if (mono_debug_using_mono_debugger () || debug_options.mdb_optimizations) {
3126 cfg->disable_reuse_registers = TRUE;
3127 cfg->disable_reuse_stack_slots = TRUE;
3129 * This decreases the change the debugger will read registers/stack slots which are
3130 * not yet initialized.
3132 cfg->disable_initlocals_opt = TRUE;
3134 /* Temporarily disable this when running in the debugger until we have support
3135 * for this in the debugger. */
3136 cfg->disable_omit_fp = TRUE;
3138 /* The debugger needs all locals to be on the stack or in a global register */
3139 cfg->disable_vreg_to_lvreg = TRUE;
3141 /* Don't remove unused variables when running inside the debugger since the user
3142 * may still want to view them. */
3143 cfg->disable_deadce_vars = TRUE;
3145 // cfg->opt |= MONO_OPT_SHARED;
3146 cfg->opt &= ~MONO_OPT_DEADCE;
3147 cfg->opt &= ~MONO_OPT_INLINE;
3148 cfg->opt &= ~MONO_OPT_COPYPROP;
3149 cfg->opt &= ~MONO_OPT_CONSPROP;
3150 cfg->opt &= ~MONO_OPT_GSHARED;
3153 header = mono_method_get_header (method_to_compile);
3155 cfg->exception_type = MONO_EXCEPTION_INVALID_PROGRAM;
3156 cfg->exception_message = g_strdup_printf ("Missing or incorrect header for method %s", cfg->method->name);
3157 if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
3158 MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
3159 if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
3160 mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_FAILED);
3164 if (getenv ("MONO_VERBOSE_METHOD")) {
3165 if (strcmp (cfg->method->name, getenv ("MONO_VERBOSE_METHOD")) == 0)
3166 cfg->verbose_level = 4;
3169 ip = (guint8 *)header->code;
3171 cfg->intvars = mono_mempool_alloc0 (cfg->mempool, sizeof (guint16) * STACK_MAX * header->max_stack);
3173 if (cfg->verbose_level > 2) {
3174 if (cfg->generic_sharing_context)
3175 g_print ("converting shared method %s\n", mono_method_full_name (method, TRUE));
3177 g_print ("converting method %s\n", mono_method_full_name (method, TRUE));
3180 if (cfg->opt & (MONO_OPT_ABCREM | MONO_OPT_SSAPRE))
3181 cfg->opt |= MONO_OPT_SSA;
3184 if ((cfg->method->klass->image != mono_defaults.corlib) || (strstr (cfg->method->klass->name, "StackOverflowException") && strstr (cfg->method->name, ".ctor")) || (strstr (cfg->method->klass->name, "OutOfMemoryException") && strstr (cfg->method->name, ".ctor")))
3185 cfg->globalra = TRUE;
3188 //cfg->globalra = TRUE;
3190 //if (!strcmp (cfg->method->klass->name, "Tests") && !cfg->method->wrapper_type)
3191 // cfg->globalra = TRUE;
3194 static int count = 0;
3198 if (getenv ("COUNT2")) {
3199 cfg->globalra = TRUE;
3200 if (count == atoi (getenv ("COUNT2")))
3201 printf ("LAST: %s\n", mono_method_full_name (cfg->method, TRUE));
3202 if (count > atoi (getenv ("COUNT2")))
3203 cfg->globalra = FALSE;
3208 if (header->clauses)
3209 cfg->globalra = FALSE;
3211 if (cfg->method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED)
3212 /* The code in the prolog clobbers caller saved registers */
3213 cfg->globalra = FALSE;
3215 // FIXME: Disable globalra in case of tracing/profiling
3217 if (cfg->method->save_lmf)
3218 /* The LMF saving code might clobber caller saved registers */
3219 cfg->globalra = FALSE;
3221 if (header->code_size > 5000)
3223 /* Too large bblocks could overflow the ins positions */
3224 cfg->globalra = FALSE;
3226 cfg->rs = mono_regstate_new ();
3228 cfg->rs->next_vreg = MONO_MAX_IREGS + MONO_MAX_FREGS;
3229 cfg->next_vreg = cfg->rs->next_vreg;
3231 /* FIXME: Fix SSA to handle branches inside bblocks */
3232 if (cfg->opt & MONO_OPT_SSA)
3233 cfg->enable_extended_bblocks = FALSE;
3236 * FIXME: This confuses liveness analysis because variables which are assigned after
3237 * a branch inside a bblock become part of the kill set, even though the assignment
3238 * might not get executed. This causes the optimize_initlocals pass to delete some
3239 * assignments which are needed.
3240 * Also, the mono_if_conversion pass needs to be modified to recognize the code
3243 //cfg->enable_extended_bblocks = TRUE;
3246 * create MonoInst* which represents arguments and local variables
3248 mono_compile_create_vars (cfg);
3250 /* SSAPRE is not supported on linear IR */
3251 cfg->opt &= ~MONO_OPT_SSAPRE;
3253 i = mono_method_to_ir (cfg, method_to_compile, NULL, NULL, NULL, NULL, NULL, 0, FALSE);
3256 if (try_generic_shared && cfg->exception_type == MONO_EXCEPTION_GENERIC_SHARING_FAILED) {
3258 if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
3259 MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
3262 mono_destroy_compile (cfg);
3263 try_generic_shared = FALSE;
3264 goto restart_compile;
3266 g_assert (cfg->exception_type != MONO_EXCEPTION_GENERIC_SHARING_FAILED);
3268 if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
3269 MONO_PROBE_METHOD_COMPILE_END (method, FALSE);
3270 if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
3271 mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_FAILED);
3272 /* cfg contains the details of the failure, so let the caller cleanup */
3276 mono_jit_stats.basic_blocks += cfg->num_bblocks;
3277 mono_jit_stats.max_basic_blocks = MAX (cfg->num_bblocks, mono_jit_stats.max_basic_blocks);
3279 /*g_print ("numblocks = %d\n", cfg->num_bblocks);*/
3281 mono_decompose_long_opts (cfg);
3283 /* Should be done before branch opts */
3284 if (cfg->opt & (MONO_OPT_CONSPROP | MONO_OPT_COPYPROP))
3285 mono_local_cprop (cfg);
3287 if (cfg->opt & MONO_OPT_BRANCH)
3288 mono_optimize_branches (cfg);
3290 /* This must be done _before_ global reg alloc and _after_ decompose */
3291 mono_handle_global_vregs (cfg);
3292 if (cfg->opt & MONO_OPT_DEADCE)
3293 mono_local_deadce (cfg);
3294 mono_if_conversion (cfg);
3296 if ((cfg->opt & MONO_OPT_SSAPRE) || cfg->globalra)
3297 mono_remove_critical_edges (cfg);
3299 /* Depth-first ordering on basic blocks */
3300 cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));
3303 df_visit (cfg->bb_entry, &dfn, cfg->bblocks);
3304 if (cfg->num_bblocks != dfn + 1) {
3307 cfg->num_bblocks = dfn + 1;
3309 /* remove unreachable code, because the code in them may be
3310 * inconsistent (access to dead variables for example) */
3311 for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
3312 bb->flags &= ~BB_VISITED;
3313 compute_reachable (cfg->bb_entry);
3314 for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
3315 if (bb->flags & BB_EXCEPTION_HANDLER)
3316 compute_reachable (bb);
3317 for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
3318 if (!(bb->flags & BB_VISITED)) {
3319 if (cfg->verbose_level > 1)
3320 g_print ("found unreachable code in BB%d\n", bb->block_num);
3321 bb->code = bb->last_ins = NULL;
3324 for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
3325 bb->flags &= ~BB_VISITED;
3328 if (((cfg->num_varinfo > 2000) || (cfg->num_bblocks > 1000)) && !cfg->compile_aot) {
3330 * we disable some optimizations if there are too many variables
3331 * because JIT time may become too expensive. The actual number needs
3332 * to be tweaked and eventually the non-linear algorithms should be fixed.
3334 cfg->opt &= ~ (MONO_OPT_LINEARS | MONO_OPT_COPYPROP | MONO_OPT_CONSPROP);
3335 cfg->disable_ssa = TRUE;
3338 if (cfg->opt & MONO_OPT_LOOP) {
3339 mono_compile_dominator_info (cfg, MONO_COMP_DOM | MONO_COMP_IDOM);
3340 mono_compute_natural_loops (cfg);
3343 /* after method_to_ir */
3345 if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
3346 MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
3350 //#define DEBUGSSA "logic_run"
3351 #define DEBUGSSA_CLASS "Tests"
3354 if (!header->num_clauses && !cfg->disable_ssa) {
3355 mono_local_cprop (cfg);
3358 mono_ssa_compute (cfg);
3362 if (cfg->opt & MONO_OPT_SSA) {
3363 if (!(cfg->comp_done & MONO_COMP_SSA) && !header->num_clauses && !cfg->disable_ssa) {
3365 mono_ssa_compute (cfg);
3368 if (cfg->verbose_level >= 2) {
3375 /* after SSA translation */
3377 if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
3378 MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
3382 if ((cfg->opt & MONO_OPT_CONSPROP) || (cfg->opt & MONO_OPT_COPYPROP)) {
3383 if (cfg->comp_done & MONO_COMP_SSA) {
3385 mono_ssa_cprop (cfg);
3391 if (cfg->comp_done & MONO_COMP_SSA) {
3392 //mono_ssa_strength_reduction (cfg);
3394 if (cfg->opt & MONO_OPT_SSAPRE) {
3395 mono_perform_ssapre (cfg);
3396 //mono_local_cprop (cfg);
3399 if (cfg->opt & MONO_OPT_DEADCE) {
3400 mono_ssa_deadce (cfg);
3401 deadce_has_run = TRUE;
3404 if ((cfg->flags & (MONO_CFG_HAS_LDELEMA|MONO_CFG_HAS_CHECK_THIS)) && (cfg->opt & MONO_OPT_ABCREM))
3405 mono_perform_abc_removal (cfg);
3407 mono_ssa_remove (cfg);
3408 mono_local_cprop (cfg);
3409 mono_handle_global_vregs (cfg);
3410 if (cfg->opt & MONO_OPT_DEADCE)
3411 mono_local_deadce (cfg);
3413 if (cfg->opt & MONO_OPT_BRANCH) {
3416 mono_optimize_branches (cfg);
3418 /* Have to recompute cfg->bblocks and bb->dfn */
3419 if (cfg->globalra) {
3420 mono_remove_critical_edges (cfg);
3422 for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
3425 /* Depth-first ordering on basic blocks */
3426 cfg->bblocks = mono_mempool_alloc (cfg->mempool, sizeof (MonoBasicBlock*) * (cfg->num_bblocks + 1));
3429 df_visit (cfg->bb_entry, &dfn, cfg->bblocks);
3430 cfg->num_bblocks = dfn + 1;
3436 /* after SSA removal */
3438 if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
3439 MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
3443 #ifdef MONO_ARCH_SOFT_FLOAT
3444 mono_decompose_soft_float (cfg);
3446 mono_decompose_vtype_opts (cfg);
3447 if (cfg->flags & MONO_CFG_HAS_ARRAY_ACCESS)
3448 mono_decompose_array_access_opts (cfg);
3453 g_assert (cfg->got_var_allocated);
3456 * Allways allocate the GOT var to a register, because keeping it
3457 * in memory will increase the number of live temporaries in some
3458 * code created by inssel.brg, leading to the well known spills+
3459 * branches problem. Testcase: mcs crash in
3460 * System.MonoCustomAttrs:GetCustomAttributes.
3462 regs = mono_arch_get_global_int_regs (cfg);
3464 cfg->got_var->opcode = OP_REGVAR;
3465 cfg->got_var->dreg = GPOINTER_TO_INT (regs->data);
3466 cfg->used_int_regs |= 1LL << cfg->got_var->dreg;
3471 /* todo: remove code when we have verified that the liveness for try/catch blocks
3475 * Currently, this can't be commented out since exception blocks are not
3476 * processed during liveness analysis.
3478 mono_liveness_handle_exception_clauses (cfg);
3480 if (cfg->globalra) {
3483 /* Have to do this before regalloc since it can create vregs */
3484 for (bb = cfg->bb_entry; bb; bb = bb->next_bb)
3485 mono_arch_lowering_pass (cfg, bb);
3487 mono_global_regalloc (cfg);
3490 if ((cfg->opt & MONO_OPT_LINEARS) && !cfg->globalra) {
3493 /* fixme: maybe we can avoid to compute livenesss here if already computed ? */
3494 cfg->comp_done &= ~MONO_COMP_LIVENESS;
3495 if (!(cfg->comp_done & MONO_COMP_LIVENESS))
3496 mono_analyze_liveness (cfg);
3498 if ((vars = mono_arch_get_allocatable_int_vars (cfg))) {
3499 regs = mono_arch_get_global_int_regs (cfg);
3501 regs = g_list_delete_link (regs, regs);
3502 mono_linear_scan (cfg, vars, regs, &cfg->used_int_regs);
3506 //mono_print_code (cfg);
3510 /* variables are allocated after decompose, since decompose could create temps */
3512 mono_arch_allocate_vars (cfg);
3516 gboolean need_local_opts;
3518 if (!cfg->globalra) {
3519 mono_spill_global_vars (cfg, &need_local_opts);
3521 if (need_local_opts || cfg->compile_aot) {
3522 /* To optimize code created by spill_global_vars */
3523 mono_local_cprop (cfg);
3524 if (cfg->opt & MONO_OPT_DEADCE)
3525 mono_local_deadce (cfg);
3529 /* Add branches between non-consecutive bblocks */
3530 for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
3531 if (bb->last_ins && MONO_IS_COND_BRANCH_OP (bb->last_ins) &&
3532 bb->last_ins->inst_false_bb && bb->next_bb != bb->last_ins->inst_false_bb) {
3533 /* we are careful when inverting, since bugs like #59580
3534 * could show up when dealing with NaNs.
3536 if (MONO_IS_COND_BRANCH_NOFP(bb->last_ins) && bb->next_bb == bb->last_ins->inst_true_bb) {
3537 MonoBasicBlock *tmp = bb->last_ins->inst_true_bb;
3538 bb->last_ins->inst_true_bb = bb->last_ins->inst_false_bb;
3539 bb->last_ins->inst_false_bb = tmp;
3541 bb->last_ins->opcode = mono_reverse_branch_op (bb->last_ins->opcode);
3543 MonoInst *inst = mono_mempool_alloc0 (cfg->mempool, sizeof (MonoInst));
3544 inst->opcode = OP_BR;
3545 inst->inst_target_bb = bb->last_ins->inst_false_bb;
3546 mono_bblock_add_inst (bb, inst);
3551 if (cfg->verbose_level >= 4 && !cfg->globalra) {
3552 for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
3553 MonoInst *tree = bb->code;
3554 g_print ("DUMP BLOCK %d:\n", bb->block_num);
3557 for (; tree; tree = tree->next) {
3558 mono_print_ins_index (-1, tree);
3564 for (bb = cfg->bb_entry; bb; bb = bb->next_bb) {
3565 bb->max_vreg = cfg->next_vreg;
3570 if (cfg->verbose_level >= 2) {
3571 char *id = mono_method_full_name (cfg->method, FALSE);
3572 mono_disassemble_code (cfg, cfg->native_code, cfg->code_len, id + 3);
3576 if (cfg->generic_sharing_context)
3577 generic_info_size = sizeof (MonoGenericJitInfo);
3579 generic_info_size = 0;
3581 if (cfg->method->dynamic) {
3582 jinfo = g_malloc0 (sizeof (MonoJitInfo) + (header->num_clauses * sizeof (MonoJitExceptionInfo)) +
3585 /* we access cfg->domain->mp */
3586 mono_domain_lock (cfg->domain);
3587 jinfo = mono_domain_alloc0 (cfg->domain, sizeof (MonoJitInfo) +
3588 (header->num_clauses * sizeof (MonoJitExceptionInfo)) +
3590 mono_domain_unlock (cfg->domain);
3593 if (cfg->generic_sharing_context) {
3594 MonoGenericContext object_context = construct_object_context_for_method (method_to_compile);
3596 method_to_register = mono_class_inflate_generic_method (method_to_compile, &object_context);
3598 g_assert (method == method_to_compile);
3599 method_to_register = method;
3602 jinfo->method = method_to_register;
3603 jinfo->code_start = cfg->native_code;
3604 jinfo->code_size = cfg->code_len;
3605 jinfo->used_regs = cfg->used_int_regs;
3606 jinfo->domain_neutral = (cfg->opt & MONO_OPT_SHARED) != 0;
3607 jinfo->cas_inited = FALSE; /* initialization delayed at the first stalk walk using this method */
3608 jinfo->num_clauses = header->num_clauses;
3610 if (cfg->generic_sharing_context) {
3612 MonoGenericJitInfo *gi;
3614 jinfo->has_generic_jit_info = 1;
3616 gi = mono_jit_info_get_generic_jit_info (jinfo);
3619 gi->generic_sharing_context = cfg->generic_sharing_context;
3622 * Non-generic static methods only get a "this" info
3623 * if they use the rgctx variable (which they are
3624 * forced to if they have any open catch clauses).
3626 if (cfg->rgctx_var ||
3627 (!(method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) &&
3628 !mini_method_get_context (method_to_compile)->method_inst &&
3629 !method_to_compile->klass->valuetype)) {
3632 if ((method_to_compile->flags & METHOD_ATTRIBUTE_STATIC) ||
3633 mini_method_get_context (method_to_compile)->method_inst ||
3634 method_to_compile->klass->valuetype) {
3635 inst = cfg->rgctx_var;
3636 g_assert (inst->opcode == OP_REGOFFSET);
3638 inst = cfg->args [0];
3641 if (inst->opcode == OP_REGVAR) {
3642 gi->this_in_reg = 1;
3643 gi->this_reg = inst->dreg;
3645 //g_print ("this in reg %d\n", inst->dreg);
3647 g_assert (inst->opcode == OP_REGOFFSET);
3649 g_assert (inst->inst_basereg == X86_EBP);
3650 #elif defined(__x86_64__)
3651 g_assert (inst->inst_basereg == X86_EBP || inst->inst_basereg == X86_ESP);
3653 g_assert (inst->inst_offset >= G_MININT32 && inst->inst_offset <= G_MAXINT32);
3655 gi->this_in_reg = 0;
3656 gi->this_reg = inst->inst_basereg;
3657 gi->this_offset = inst->inst_offset;
3659 //g_print ("this at offset %d from reg %d\n", gi->this_offset, gi->this_reg);
3666 if (header->num_clauses) {
3669 for (i = 0; i < header->num_clauses; i++) {
3670 MonoExceptionClause *ec = &header->clauses [i];
3671 MonoJitExceptionInfo *ei = &jinfo->clauses [i];
3672 MonoBasicBlock *tblock;
3675 ei->flags = ec->flags;
3677 exvar = mono_find_exvar_for_offset (cfg, ec->handler_offset);
3678 ei->exvar_offset = exvar ? exvar->inst_offset : 0;
3680 if (ei->flags == MONO_EXCEPTION_CLAUSE_FILTER) {
3681 tblock = cfg->cil_offset_to_bb [ec->data.filter_offset];
3683 ei->data.filter = cfg->native_code + tblock->native_offset;
3685 ei->data.catch_class = ec->data.catch_class;
3688 tblock = cfg->cil_offset_to_bb [ec->try_offset];
3690 ei->try_start = cfg->native_code + tblock->native_offset;
3691 g_assert (tblock->native_offset);
3692 tblock = cfg->cil_offset_to_bb [ec->try_offset + ec->try_len];
3694 ei->try_end = cfg->native_code + tblock->native_offset;
3695 g_assert (tblock->native_offset);
3696 tblock = cfg->cil_offset_to_bb [ec->handler_offset];
3698 ei->handler_start = cfg->native_code + tblock->native_offset;
3702 if (cfg->unwind_ops) {
3704 guint8 *unwind_info = mono_unwind_ops_encode (cfg->unwind_ops, &info_len);
3706 jinfo->used_regs = mono_cache_unwind_info (unwind_info, info_len);
3707 g_free (unwind_info);
3710 cfg->jit_info = jinfo;
3711 #if defined(__arm__)
3712 mono_arch_fixup_jinfo (cfg);
3715 mono_save_xdebug_info (method_to_register, jinfo->code_start, jinfo->code_size, cfg->args, cfg->locals, cfg->unwind_ops);
3717 if (!cfg->compile_aot) {
3718 mono_domain_lock (cfg->domain);
3719 mono_jit_info_table_add (cfg->domain, jinfo);
3721 if (cfg->method->dynamic)
3722 mono_dynamic_code_hash_lookup (cfg->domain, cfg->method)->ji = jinfo;
3723 mono_domain_unlock (cfg->domain);
3726 /* collect statistics */
3727 mono_perfcounters->jit_methods++;
3728 mono_perfcounters->jit_bytes += header->code_size;
3729 mono_jit_stats.allocated_code_size += cfg->code_len;
3730 code_size_ratio = cfg->code_len;
3731 if (code_size_ratio > mono_jit_stats.biggest_method_size && mono_jit_stats.enabled) {
3732 mono_jit_stats.biggest_method_size = code_size_ratio;
3733 g_free (mono_jit_stats.biggest_method);
3734 mono_jit_stats.biggest_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);
3736 code_size_ratio = (code_size_ratio * 100) / mono_method_get_header (method)->code_size;
3737 if (code_size_ratio > mono_jit_stats.max_code_size_ratio && mono_jit_stats.enabled) {
3738 mono_jit_stats.max_code_size_ratio = code_size_ratio;
3739 g_free (mono_jit_stats.max_ratio_method);
3740 mono_jit_stats.max_ratio_method = g_strdup_printf ("%s::%s)", method->klass->name, method->name);
3742 mono_jit_stats.native_code_size += cfg->code_len;
3744 if (MONO_PROBE_METHOD_COMPILE_END_ENABLED ())
3745 MONO_PROBE_METHOD_COMPILE_END (method, TRUE);
3746 if (cfg->prof_options & MONO_PROFILE_JIT_COMPILATION)
3747 mono_profiler_method_end_jit (method, jinfo, MONO_PROFILE_OK);
3755 mini_method_compile (MonoMethod *method, guint32 opts, MonoDomain *domain, gboolean run_cctors, gboolean compile_aot, int parts)
3757 g_assert_not_reached ();
3761 #endif /* DISABLE_JIT */
3764 mono_domain_lookup_shared_generic (MonoDomain *domain, MonoMethod *open_method)
3766 static gboolean inited = FALSE;
3767 static int lookups = 0;
3768 static int failed_lookups = 0;
3770 MonoGenericContext object_context;
3771 MonoMethod *object_method;
3774 object_context = construct_object_context_for_method (open_method);
3775 object_method = mono_class_inflate_generic_method (open_method, &object_context);
3777 ji = mono_internal_hash_table_lookup (&domain->jit_code_hash, object_method);
3778 if (ji && !ji->has_generic_jit_info)
3782 mono_counters_register ("Shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &lookups);
3783 mono_counters_register ("Failed shared generic lookups", MONO_COUNTER_INT|MONO_COUNTER_GENERICS, &failed_lookups);
3795 lookup_generic_method (MonoDomain *domain, MonoMethod *method)
3797 MonoMethod *open_method;
3799 if (!mono_method_is_generic_sharable_impl (method, FALSE))
3802 open_method = mono_method_get_declaring_generic_method (method);
3804 return mono_domain_lookup_shared_generic (domain, open_method);
3808 * LOCKING: Assumes domain->jit_code_hash_lock is held.
3811 lookup_method_inner (MonoDomain *domain, MonoMethod *method)
3813 MonoJitInfo *ji = mono_internal_hash_table_lookup (&domain->jit_code_hash, method);
3818 return lookup_generic_method (domain, method);
3822 lookup_method (MonoDomain *domain, MonoMethod *method)
3826 mono_domain_jit_code_hash_lock (domain);
3827 info = lookup_method_inner (domain, method);
3828 mono_domain_jit_code_hash_unlock (domain);
3834 mono_jit_compile_method_inner (MonoMethod *method, MonoDomain *target_domain, int opt)
3837 gpointer code = NULL;
3841 #ifdef MONO_USE_AOT_COMPILER
3842 if ((opt & MONO_OPT_AOT) && !(mono_profiler_get_events () & MONO_PROFILE_JIT_COMPILATION)) {
3843 MonoDomain *domain = mono_domain_get ();
3845 mono_class_init (method->klass);
3847 if ((code = mono_aot_get_method (domain, method))) {
3848 vtable = mono_class_vtable (domain, method->klass);
3850 mono_runtime_class_init (vtable);
3856 if ((method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) ||
3857 (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)) {
3859 MonoMethodPInvoke* piinfo = (MonoMethodPInvoke *) method;
3861 if (!piinfo->addr) {
3862 if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL)
3863 piinfo->addr = mono_lookup_internal_call (method);
3864 else if (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)
3865 #ifdef PLATFORM_WIN32
3866 g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono in modules loaded from byte arrays. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);
3868 g_warning ("Method '%s' in assembly '%s' contains native code that cannot be executed by Mono on this platform. The assembly was probably created using C++/CLI.\n", mono_method_full_name (method, TRUE), method->klass->image->name);
3871 mono_lookup_pinvoke_call (method, NULL, NULL);
3873 nm = mono_marshal_get_native_wrapper (method, check_for_pending_exc, FALSE);
3874 return mono_get_addr_from_ftnptr (mono_compile_method (nm));
3876 //if (mono_debug_format != MONO_DEBUG_FORMAT_NONE)
3877 //mono_debug_add_wrapper (method, nm);
3878 } else if ((method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME)) {
3879 const char *name = method->name;
3882 if (method->klass->parent == mono_defaults.multicastdelegate_class) {
3883 if (*name == '.' && (strcmp (name, ".ctor") == 0)) {
3884 MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("mono_delegate_ctor");
3887 * We need to make sure this wrapper
3888 * is compiled because it might end up
3889 * in an (M)RGCTX if generic sharing
3890 * is enabled, and would be called
3891 * indirectly. If it were a
3892 * trampoline we'd try to patch that
3893 * indirect call, which is not
3896 return mono_get_addr_from_ftnptr ((gpointer)mono_icall_get_wrapper_full (mi, TRUE));
3897 } else if (*name == 'I' && (strcmp (name, "Invoke") == 0)) {
3898 #ifdef MONO_ARCH_HAVE_CREATE_DELEGATE_TRAMPOLINE
3899 return mono_create_delegate_trampoline (method->klass);
3901 nm = mono_marshal_get_delegate_invoke (method, NULL);
3902 return mono_get_addr_from_ftnptr (mono_compile_method (nm));
3904 } else if (*name == 'B' && (strcmp (name, "BeginInvoke") == 0)) {
3905 nm = mono_marshal_get_delegate_begin_invoke (method);
3906 return mono_get_addr_from_ftnptr (mono_compile_method (nm));
3907 } else if (*name == 'E' && (strcmp (name, "EndInvoke") == 0)) {
3908 nm = mono_marshal_get_delegate_end_invoke (method);
3909 return mono_get_addr_from_ftnptr (mono_compile_method (nm));
3916 g_error ("Attempting to JIT compile method '%s' while running with --aot-only.\n", mono_method_full_name (method, TRUE));
3918 cfg = mini_method_compile (method, opt, target_domain, TRUE, FALSE, 0);
3920 switch (cfg->exception_type) {
3921 case MONO_EXCEPTION_NONE:
3923 case MONO_EXCEPTION_TYPE_LOAD:
3924 case MONO_EXCEPTION_MISSING_FIELD:
3925 case MONO_EXCEPTION_MISSING_METHOD:
3926 case MONO_EXCEPTION_FILE_NOT_FOUND:
3927 case MONO_EXCEPTION_BAD_IMAGE: {
3928 /* Throw a type load exception if needed */
3929 MonoLoaderError *error = mono_loader_get_last_error ();
3933 ex = mono_loader_error_prepare_exception (error);
3935 if (cfg->exception_ptr) {
3936 ex = mono_class_get_exception_for_failure (cfg->exception_ptr);
3938 if (cfg->exception_type == MONO_EXCEPTION_MISSING_FIELD)
3939 ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingFieldException", cfg->exception_message);
3940 else if (cfg->exception_type == MONO_EXCEPTION_MISSING_METHOD)
3941 ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MissingMethodException", cfg->exception_message);
3942 else if (cfg->exception_type == MONO_EXCEPTION_TYPE_LOAD)
3943 ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "TypeLoadException", cfg->exception_message);
3944 else if (cfg->exception_type == MONO_EXCEPTION_FILE_NOT_FOUND)
3945 ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FileNotFoundException", cfg->exception_message);
3946 else if (cfg->exception_type == MONO_EXCEPTION_BAD_IMAGE)
3947 ex = mono_get_exception_bad_image_format (cfg->exception_message);
3949 g_assert_not_reached ();
3952 mono_destroy_compile (cfg);
3953 mono_raise_exception (ex);
3956 case MONO_EXCEPTION_INVALID_PROGRAM: {
3957 MonoException *ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "InvalidProgramException", cfg->exception_message);
3958 mono_destroy_compile (cfg);
3959 mono_raise_exception (ex);
3962 case MONO_EXCEPTION_UNVERIFIABLE_IL: {
3963 MonoException *ex = mono_exception_from_name_msg (mono_defaults.corlib, "System.Security", "VerificationException", cfg->exception_message);
3964 mono_destroy_compile (cfg);
3965 mono_raise_exception (ex);
3968 case MONO_EXCEPTION_METHOD_ACCESS: {
3969 MonoException *ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "MethodAccessException", cfg->exception_message);
3970 mono_destroy_compile (cfg);
3971 mono_raise_exception (ex);
3974 case MONO_EXCEPTION_FIELD_ACCESS: {
3975 MonoException *ex = mono_exception_from_name_msg (mono_defaults.corlib, "System", "FieldAccessException", cfg->exception_message);
3976 mono_destroy_compile (cfg);
3977 mono_raise_exception (ex);
3980 /* this can only be set if the security manager is active */
3981 case MONO_EXCEPTION_SECURITY_LINKDEMAND: {
3982 MonoSecurityManager* secman = mono_security_manager_get_methods ();
3983 MonoObject *exc = NULL;
3986 args [0] = &cfg->exception_data;
3988 mono_runtime_invoke (secman->linkdemandsecurityexception, NULL, args, &exc);
3990 mono_destroy_compile (cfg);
3993 mono_raise_exception ((MonoException*)exc);
3995 case MONO_EXCEPTION_OBJECT_SUPPLIED: {
3996 MonoException *exp = cfg->exception_ptr;
3997 MONO_GC_UNREGISTER_ROOT (cfg->exception_ptr);
3998 mono_destroy_compile (cfg);
3999 mono_raise_exception (exp);
4003 g_assert_not_reached ();
4006 mono_domain_lock (target_domain);
4008 /* Check if some other thread already did the job. In this case, we can
4009 discard the code this thread generated. */
4011 mono_domain_jit_code_hash_lock (target_domain);
4013 info = lookup_method_inner (target_domain, method);
4015 /* We can't use a domain specific method in another domain */
4016 if ((target_domain == mono_domain_get ()) || info->domain_neutral) {
4017 code = info->code_start;
4018 // printf("Discarding code for method %s\n", method->name);
4023 mono_internal_hash_table_insert (&target_domain->jit_code_hash, cfg->jit_info->method, cfg->jit_info);
4024 mono_domain_jit_code_hash_unlock (target_domain);
4025 code = cfg->native_code;
4027 if (cfg->generic_sharing_context && mono_method_is_generic_sharable_impl (method, FALSE))
4028 mono_stats.generics_shared_methods++;
4030 mono_domain_jit_code_hash_unlock (target_domain);
4033 mono_destroy_compile (cfg);
4035 if (domain_jit_info (target_domain)->jump_target_hash) {
4036 MonoJumpInfo patch_info;
4038 list = g_hash_table_lookup (domain_jit_info (target_domain)->jump_target_hash, method);
4040 patch_info.next = NULL;
4041 patch_info.ip.i = 0;
4042 patch_info.type = MONO_PATCH_INFO_METHOD_JUMP;
4043 patch_info.data.method = method;
4044 g_hash_table_remove (domain_jit_info (target_domain)->jump_target_hash, method);
4046 for (tmp = list; tmp; tmp = tmp->next)
4047 mono_arch_patch_code (NULL, target_domain, tmp->data, &patch_info, TRUE);
4048 g_slist_free (list);
4051 mono_domain_unlock (target_domain);
4053 vtable = mono_class_vtable (target_domain, method->klass);
4056 exc = mono_class_get_exception_for_failure (method->klass);
4058 mono_raise_exception (exc);
4060 mono_runtime_class_init (vtable);
4065 mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt)
4067 MonoDomain *target_domain, *domain = mono_domain_get ();
4070 MonoJitICallInfo *callinfo = NULL;
4073 * ICALL wrappers are handled specially, since there is only one copy of them
4074 * shared by all appdomains.
4076 if ((method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE) && (strstr (method->name, "__icall_wrapper_") == method->name)) {
4077 const char *icall_name;
4079 icall_name = method->name + strlen ("__icall_wrapper_");
4080 g_assert (icall_name);
4081 callinfo = mono_find_jit_icall_by_name (icall_name);
4082 g_assert (callinfo);
4084 /* Must be domain neutral since there is only one copy */
4085 opt |= MONO_OPT_SHARED;
4088 if (opt & MONO_OPT_SHARED)
4089 target_domain = mono_get_root_domain ();
4091 target_domain = domain;
4093 info = lookup_method (target_domain, method);
4095 /* We can't use a domain specific method in another domain */
4096 if (! ((domain != target_domain) && !info->domain_neutral)) {
4099 mono_jit_stats.methods_lookups++;
4100 vtable = mono_class_vtable (domain, method->klass);
4101 mono_runtime_class_init (vtable);
4102 return mono_create_ftnptr (target_domain, info->code_start);
4106 p = mono_create_ftnptr (target_domain, mono_jit_compile_method_inner (method, target_domain, opt));
4110 if (!callinfo->wrapper) {
4111 callinfo->wrapper = p;
4112 mono_register_jit_icall_wrapper (callinfo, p);
4113 mono_debug_add_icall_wrapper (method, callinfo);
4122 mono_jit_compile_method (MonoMethod *method)
4124 return mono_jit_compile_method_with_opt (method, default_opt);
4127 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
4129 invalidated_delegate_trampoline (char *desc)
4131 g_error ("Unmanaged code called delegate of type %s which was already garbage collected.\n"
4132 "See http://www.go-mono.com/delegate.html for an explanation and ways to fix this.",
4138 * mono_jit_free_method:
4140 * Free all memory allocated by the JIT for METHOD.
4143 mono_jit_free_method (MonoDomain *domain, MonoMethod *method)
4145 MonoJitDynamicMethodInfo *ji;
4146 gboolean destroy = TRUE;
4148 g_assert (method->dynamic);
4150 mono_domain_lock (domain);
4151 ji = mono_dynamic_code_hash_lookup (domain, method);
4152 mono_domain_unlock (domain);
4156 mono_domain_lock (domain);
4157 g_hash_table_remove (domain_jit_info (domain)->dynamic_code_hash, method);
4158 mono_internal_hash_table_remove (&domain->jit_code_hash, method);
4159 g_hash_table_remove (domain_jit_info (domain)->jump_trampoline_hash, method);
4160 mono_domain_unlock (domain);
4162 #ifdef MONO_ARCH_HAVE_INVALIDATE_METHOD
4163 if (debug_options.keep_delegates && method->wrapper_type == MONO_WRAPPER_NATIVE_TO_MANAGED) {
4165 * Instead of freeing the code, change it to call an error routine
4166 * so people can fix their code.
4168 char *type = mono_type_full_name (&method->klass->byval_arg);
4169 char *type_and_method = g_strdup_printf ("%s.%s", type, method->name);
4172 mono_arch_invalidate_method (ji->ji, invalidated_delegate_trampoline, type_and_method);
4178 * This needs to be done before freeing code_mp, since the code address is the
4179 * key in the table, so if we free the code_mp first, another thread can grab the
4180 * same code address and replace our entry in the table.
4182 mono_jit_info_table_remove (domain, ji->ji);
4185 mono_code_manager_destroy (ji->code_mp);
4190 mono_jit_find_compiled_method (MonoDomain *domain, MonoMethod *method)
4192 MonoDomain *target_domain;
4195 if (default_opt & MONO_OPT_SHARED)
4196 target_domain = mono_get_root_domain ();
4198 target_domain = domain;
4200 info = lookup_method (target_domain, method);
4202 /* We can't use a domain specific method in another domain */
4203 if (! ((domain != target_domain) && !info->domain_neutral)) {
4204 mono_jit_stats.methods_lookups++;
4205 return info->code_start;
4213 * mono_jit_runtime_invoke:
4214 * @method: the method to invoke
4215 * @obj: this pointer
4216 * @params: array of parameter values.
4217 * @exc: used to catch exceptions objects
4220 mono_jit_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc)
4222 MonoMethod *to_compile;
4224 MonoObject *(*runtime_invoke) (MonoObject *this, void **params, MonoObject **exc, void* compiled_method);
4225 void* compiled_method;
4228 if (obj == NULL && !(method->flags & METHOD_ATTRIBUTE_STATIC) && !method->string_ctor && (method->wrapper_type == 0)) {
4229 g_warning ("Ignoring invocation of an instance method on a NULL instance.\n");
4233 if (mono_method_needs_static_rgctx_invoke (method, FALSE))
4234 to_compile = mono_marshal_get_static_rgctx_invoke (method);
4236 to_compile = method;
4238 invoke = mono_marshal_get_runtime_invoke (method);
4239 runtime_invoke = mono_jit_compile_method (invoke);
4241 /* We need this here becuase mono_marshal_get_runtime_invoke can be place
4242 * the helper method in System.Object and not the target class
4244 vtable = mono_class_vtable (mono_domain_get (), method->klass);
4246 mono_runtime_class_init (vtable);
4248 if (method->klass->rank && (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) &&
4249 (method->iflags & METHOD_IMPL_ATTRIBUTE_NATIVE)) {
4251 * Array Get/Set/Address methods. The JIT implements them using inline code
4252 * inside the runtime invoke wrappers, so no need to compile them.
4254 compiled_method = NULL;
4256 compiled_method = mono_jit_compile_method (to_compile);
4258 return runtime_invoke (obj, params, exc, compiled_method);
4262 SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler)
4264 MonoException *exc = NULL;
4265 #ifndef MONO_ARCH_USE_SIGACTION
4270 #if defined(MONO_ARCH_HAVE_IS_INT_OVERFLOW)
4271 if (mono_arch_is_int_overflow (ctx, info))
4272 exc = mono_get_exception_arithmetic ();
4274 exc = mono_get_exception_divide_by_zero ();
4276 exc = mono_get_exception_divide_by_zero ();
4279 mono_arch_handle_exception (ctx, exc, FALSE);
4283 SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler)
4288 exc = mono_get_exception_execution_engine ("SIGILL");
4290 mono_arch_handle_exception (ctx, exc, FALSE);
4294 SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler)
4296 #ifndef MONO_ARCH_SIGSEGV_ON_ALTSTACK
4297 MonoException *exc = NULL;
4300 MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id);
4304 /* The thread might no be registered with the runtime */
4305 if (!mono_domain_get () || !jit_tls)
4306 mono_handle_native_sigsegv (SIGSEGV, ctx);
4308 ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context (ctx));
4310 #ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
4311 if (mono_handle_soft_stack_ovf (jit_tls, ji, ctx, (guint8*)info->si_addr))
4314 /* The hard-guard page has been hit: there is not much we can do anymore
4315 * Print a hopefully clear message and abort.
4317 if (jit_tls->stack_size &&
4318 ABS ((guint8*)info->si_addr - ((guint8*)jit_tls->end_of_stack - jit_tls->stack_size)) < 32768) {
4320 /* we don't do much now, but we can warn the user with a useful message */
4321 fprintf (stderr, "Stack overflow: IP: %p, fault addr: %p\n", mono_arch_ip_from_context (ctx), (gpointer)info->si_addr);
4322 if (ji && ji->method)
4323 method = mono_method_full_name (ji->method, TRUE);
4325 method = "Unmanaged";
4326 fprintf (stderr, "At %s\n", method);
4329 mono_arch_handle_altstack_exception (ctx, info->si_addr, FALSE);
4334 mono_handle_native_sigsegv (SIGSEGV, ctx);
4337 mono_arch_handle_exception (ctx, exc, FALSE);
4342 SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler)
4347 exc = mono_get_exception_execution_engine ("Interrupted (SIGINT).");
4349 mono_arch_handle_exception (ctx, exc, FALSE);
4352 /* mono_jit_create_remoting_trampoline:
4353 * @method: pointer to the method info
4355 * Creates a trampoline which calls the remoting functions. This
4356 * is used in the vtable of transparent proxies.
4358 * Returns: a pointer to the newly created code
4361 mono_jit_create_remoting_trampoline (MonoDomain *domain, MonoMethod *method, MonoRemotingTarget target)
4364 guint8 *addr = NULL;
4366 if ((method->flags & METHOD_ATTRIBUTE_VIRTUAL) && mono_method_signature (method)->generic_param_count) {
4367 return mono_arch_create_specific_trampoline (method, MONO_TRAMPOLINE_GENERIC_VIRTUAL_REMOTING,
4371 if ((method->flags & METHOD_ATTRIBUTE_ABSTRACT) ||
4372 (mono_method_signature (method)->hasthis && (method->klass->marshalbyref || method->klass == mono_defaults.object_class))) {
4373 nm = mono_marshal_get_remoting_invoke_for_target (method, target);
4374 addr = mono_compile_method (nm);
4376 addr = mono_compile_method (method);
4378 return mono_get_addr_from_ftnptr (addr);
4381 #ifdef MONO_ARCH_HAVE_IMT
4383 mini_get_imt_trampoline (void)
4385 static gpointer tramp = NULL;
4387 tramp = mono_create_specific_trampoline (MONO_FAKE_IMT_METHOD, MONO_TRAMPOLINE_JIT, mono_get_root_domain (), NULL);
4392 #ifdef MONO_ARCH_COMMON_VTABLE_TRAMPOLINE
4394 mini_get_vtable_trampoline (void)
4396 static gpointer tramp = NULL;
4398 tramp = mono_create_specific_trampoline (MONO_FAKE_VTABLE_METHOD, MONO_TRAMPOLINE_JIT, mono_get_root_domain (), NULL);
4404 mini_parse_debug_options (void)
4406 char *options = getenv ("MONO_DEBUG");
4407 gchar **args, **ptr;
4412 args = g_strsplit (options, ",", -1);
4414 for (ptr = args; ptr && *ptr; ptr++) {
4415 const char *arg = *ptr;
4417 if (!strcmp (arg, "handle-sigint"))
4418 debug_options.handle_sigint = TRUE;
4419 else if (!strcmp (arg, "keep-delegates"))
4420 debug_options.keep_delegates = TRUE;
4421 else if (!strcmp (arg, "collect-pagefault-stats"))
4422 debug_options.collect_pagefault_stats = TRUE;
4423 else if (!strcmp (arg, "break-on-unverified"))
4424 debug_options.break_on_unverified = TRUE;
4425 else if (!strcmp (arg, "no-gdb-backtrace"))
4426 debug_options.no_gdb_backtrace = TRUE;
4427 else if (!strcmp (arg, "dont-free-domains"))
4428 mono_dont_free_domains = TRUE;
4430 fprintf (stderr, "Invalid option for the MONO_DEBUG env variable: %s\n", arg);
4431 fprintf (stderr, "Available options: 'handle-sigint', 'keep-delegates', 'collect-pagefault-stats', 'break-on-unverified', 'no-gdb-backtrace', 'dont-free-domains'\n");
4440 mini_get_debug_options (void)
4442 return &debug_options;
4446 mini_create_jit_domain_info (MonoDomain *domain)
4448 MonoJitDomainInfo *info = g_new0 (MonoJitDomainInfo, 1);
4450 info->class_init_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
4451 info->jump_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
4452 info->jit_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
4453 info->delegate_trampoline_hash = g_hash_table_new (mono_aligned_addr_hash, NULL);
4455 domain->runtime_info = info;
4459 delete_jump_list (gpointer key, gpointer value, gpointer user_data)
4461 g_slist_free (value);
4465 dynamic_method_info_free (gpointer key, gpointer value, gpointer user_data)
4467 MonoJitDynamicMethodInfo *di = value;
4468 mono_code_manager_destroy (di->code_mp);
4473 mini_free_jit_domain_info (MonoDomain *domain)
4475 MonoJitDomainInfo *info = domain_jit_info (domain);
4477 if (info->jump_target_hash) {
4478 g_hash_table_foreach (info->jump_target_hash, delete_jump_list, NULL);
4479 g_hash_table_destroy (info->jump_target_hash);
4481 if (info->jump_target_got_slot_hash) {
4482 g_hash_table_foreach (info->jump_target_got_slot_hash, delete_jump_list, NULL);
4483 g_hash_table_destroy (info->jump_target_got_slot_hash);
4485 if (info->dynamic_code_hash) {
4486 g_hash_table_foreach (info->dynamic_code_hash, dynamic_method_info_free, NULL);
4487 g_hash_table_destroy (info->dynamic_code_hash);
4489 if (info->method_code_hash)
4490 g_hash_table_destroy (info->method_code_hash);
4491 g_hash_table_destroy (info->class_init_trampoline_hash);
4492 g_hash_table_destroy (info->jump_trampoline_hash);
4493 g_hash_table_destroy (info->jit_trampoline_hash);
4494 g_hash_table_destroy (info->delegate_trampoline_hash);
4496 g_free (domain->runtime_info);
4497 domain->runtime_info = NULL;
4501 mini_init (const char *filename, const char *runtime_version)
4505 MONO_PROBE_VES_INIT_BEGIN ();
4508 if (access ("/proc/self/maps", F_OK) != 0) {
4509 g_print ("Mono requires /proc to be mounted.\n");
4514 /* Happens when using the embedding interface */
4515 if (!default_opt_set)
4516 default_opt = mono_parse_default_optimizations (NULL);
4518 InitializeCriticalSection (&jit_mutex);
4520 if (!global_codeman)
4521 global_codeman = mono_code_manager_new ();
4522 jit_icall_name_hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
4524 mono_arch_cpu_init ();
4528 mono_unwind_init ();
4530 if (getenv ("MONO_XDEBUG")) {
4531 mono_xdebug_init ();
4532 /* So methods for multiple domains don't have the same address */
4533 mono_dont_free_domains = TRUE;
4536 mono_trampolines_init ();
4538 if (!g_thread_supported ())
4539 g_thread_init (NULL);
4541 if (getenv ("MONO_DEBUG") != NULL)
4542 mini_parse_debug_options ();
4544 mono_gc_base_init ();
4546 mono_jit_tls_id = TlsAlloc ();
4547 setup_jit_tls_data ((gpointer)-1, mono_thread_abort);
4549 if (default_opt & MONO_OPT_AOT)
4552 mono_runtime_install_handlers ();
4553 mono_threads_install_cleanup (mini_thread_cleanup);
4555 #ifdef MONO_ARCH_HAVE_NOTIFY_PENDING_EXC
4556 // This is experimental code so provide an env var to switch it off
4557 if (getenv ("MONO_DISABLE_PENDING_EXCEPTIONS")) {
4558 printf ("MONO_DISABLE_PENDING_EXCEPTIONS env var set.\n");
4560 check_for_pending_exc = FALSE;
4561 mono_threads_install_notify_pending_exc (mono_arch_notify_pending_exc);
4565 #define JIT_TRAMPOLINES_WORK
4566 #ifdef JIT_TRAMPOLINES_WORK
4567 mono_install_compile_method (mono_jit_compile_method);
4568 mono_install_free_method (mono_jit_free_method);
4569 mono_install_trampoline (mono_create_jit_trampoline);
4570 mono_install_jump_trampoline (mono_create_jump_trampoline);
4571 mono_install_remoting_trampoline (mono_jit_create_remoting_trampoline);
4572 mono_install_delegate_trampoline (mono_create_delegate_trampoline);
4573 mono_install_create_domain_hook (mini_create_jit_domain_info);
4574 mono_install_free_domain_hook (mini_free_jit_domain_info);
4576 #define JIT_INVOKE_WORKS
4577 #ifdef JIT_INVOKE_WORKS
4578 mono_install_runtime_invoke (mono_jit_runtime_invoke);
4580 mono_install_stack_walk (mono_jit_walk_stack);
4581 mono_install_get_cached_class_info (mono_aot_get_cached_class_info);
4582 mono_install_get_class_from_name (mono_aot_get_class_from_name);
4583 mono_install_jit_info_find_in_aot (mono_aot_find_jit_info);
4585 if (runtime_version)
4586 domain = mono_init_version (filename, runtime_version);
4588 domain = mono_init_from_assembly (filename, filename);
4590 if (mono_aot_only) {
4591 /* The IMT tables are very dynamic thus they are hard to AOT */
4592 mono_use_imt = FALSE;
4593 /* This helps catch code allocation requests */
4594 mono_code_manager_set_read_only (domain->code_mp);
4597 #ifdef MONO_ARCH_HAVE_IMT
4599 mono_install_imt_thunk_builder (mono_arch_build_imt_thunk);
4600 mono_install_imt_trampoline (mini_get_imt_trampoline ());
4601 #if MONO_ARCH_COMMON_VTABLE_TRAMPOLINE
4602 mono_install_vtable_trampoline (mini_get_vtable_trampoline ());
4607 /* This must come after mono_init () in the aot-only case */
4608 mono_exceptions_init ();
4609 mono_install_handler (mono_get_throw_exception ());
4613 mono_add_internal_call ("System.Diagnostics.StackFrame::get_frame_info",
4614 ves_icall_get_frame_info);
4615 mono_add_internal_call ("System.Diagnostics.StackTrace::get_trace",
4616 ves_icall_get_trace);
4617 mono_add_internal_call ("System.Exception::get_trace",
4618 ves_icall_System_Exception_get_trace);
4619 mono_add_internal_call ("System.Security.SecurityFrame::_GetSecurityFrame",
4620 ves_icall_System_Security_SecurityFrame_GetSecurityFrame);
4621 mono_add_internal_call ("System.Security.SecurityFrame::_GetSecurityStack",
4622 ves_icall_System_Security_SecurityFrame_GetSecurityStack);
4623 mono_add_internal_call ("Mono.Runtime::mono_runtime_install_handlers",
4624 mono_runtime_install_handlers);
4627 create_helper_signature ();
4629 #define JIT_CALLS_WORK
4630 #ifdef JIT_CALLS_WORK
4631 /* Needs to be called here since register_jit_icall depends on it */
4632 mono_marshal_init ();
4634 mono_arch_register_lowlevel_calls ();
4635 register_icall (mono_profiler_method_enter, "mono_profiler_method_enter", NULL, TRUE);
4636 register_icall (mono_profiler_method_leave, "mono_profiler_method_leave", NULL, TRUE);
4637 register_icall (mono_trace_enter_method, "mono_trace_enter_method", NULL, TRUE);
4638 register_icall (mono_trace_leave_method, "mono_trace_leave_method", NULL, TRUE);
4639 register_icall (mono_get_lmf_addr, "mono_get_lmf_addr", "ptr", TRUE);
4640 register_icall (mono_jit_thread_attach, "mono_jit_thread_attach", "void", TRUE);
4641 register_icall (mono_domain_get, "mono_domain_get", "ptr", TRUE);
4643 register_icall (mono_get_throw_exception (), "mono_arch_throw_exception", "void object", TRUE);
4644 register_icall (mono_get_rethrow_exception (), "mono_arch_rethrow_exception", "void object", TRUE);
4645 register_icall (mono_get_throw_exception_by_name (), "mono_arch_throw_exception_by_name", "void ptr", TRUE);
4646 #if MONO_ARCH_HAVE_THROW_CORLIB_EXCEPTION
4647 register_icall (mono_get_throw_corlib_exception (), "mono_arch_throw_corlib_exception",
4650 register_icall (mono_thread_get_undeniable_exception, "mono_thread_get_undeniable_exception", "object", FALSE);
4651 register_icall (mono_thread_interruption_checkpoint, "mono_thread_interruption_checkpoint", "void", FALSE);
4652 register_icall (mono_thread_force_interruption_checkpoint, "mono_thread_force_interruption_checkpoint", "void", FALSE);
4653 register_icall (mono_load_remote_field_new, "mono_load_remote_field_new", "object object ptr ptr", FALSE);
4654 register_icall (mono_store_remote_field_new, "mono_store_remote_field_new", "void object ptr ptr object", FALSE);
4657 * NOTE, NOTE, NOTE, NOTE:
4658 * when adding emulation for some opcodes, remember to also add a dummy
4659 * rule to the burg files, because we need the arity information to be correct.
4661 #ifndef MONO_ARCH_NO_EMULATE_LONG_MUL_OPTS
4662 mono_register_opcode_emulation (OP_LMUL, "__emul_lmul", "long long long", mono_llmult, TRUE);
4663 mono_register_opcode_emulation (OP_LDIV, "__emul_ldiv", "long long long", mono_lldiv, FALSE);
4664 mono_register_opcode_emulation (OP_LDIV_UN, "__emul_ldiv_un", "long long long", mono_lldiv_un, FALSE);
4665 mono_register_opcode_emulation (OP_LREM, "__emul_lrem", "long long long", mono_llrem, FALSE);
4666 mono_register_opcode_emulation (OP_LREM_UN, "__emul_lrem_un", "long long long", mono_llrem_un, FALSE);
4667 mono_register_opcode_emulation (OP_LMUL_OVF_UN, "__emul_lmul_ovf_un", "long long long", mono_llmult_ovf_un, FALSE);
4668 mono_register_opcode_emulation (OP_LMUL_OVF, "__emul_lmul_ovf", "long long long", mono_llmult_ovf, FALSE);
4671 #ifndef MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS
4672 mono_register_opcode_emulation (OP_LSHL, "__emul_lshl", "long long int32", mono_lshl, TRUE);
4673 mono_register_opcode_emulation (OP_LSHR, "__emul_lshr", "long long int32", mono_lshr, TRUE);
4674 mono_register_opcode_emulation (OP_LSHR_UN, "__emul_lshr_un", "long long int32", mono_lshr_un, TRUE);
4677 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
4678 mono_register_opcode_emulation (CEE_DIV, "__emul_idiv", "int32 int32 int32", mono_idiv, FALSE);
4679 mono_register_opcode_emulation (CEE_DIV_UN, "__emul_idiv_un", "int32 int32 int32", mono_idiv_un, FALSE);
4680 mono_register_opcode_emulation (CEE_REM, "__emul_irem", "int32 int32 int32", mono_irem, FALSE);
4681 mono_register_opcode_emulation (CEE_REM_UN, "__emul_irem_un", "int32 int32 int32", mono_irem_un, FALSE);
4682 mono_register_opcode_emulation (OP_IDIV, "__emul_op_idiv", "int32 int32 int32", mono_idiv, FALSE);
4683 mono_register_opcode_emulation (OP_IDIV_UN, "__emul_op_idiv_un", "int32 int32 int32", mono_idiv_un, FALSE);
4684 mono_register_opcode_emulation (OP_IREM, "__emul_op_irem", "int32 int32 int32", mono_irem, FALSE);
4685 mono_register_opcode_emulation (OP_IREM_UN, "__emul_op_irem_un", "int32 int32 int32", mono_irem_un, FALSE);
4688 #ifdef MONO_ARCH_EMULATE_MUL_DIV
4689 mono_register_opcode_emulation (CEE_MUL_OVF, "__emul_imul_ovf", "int32 int32 int32", mono_imul_ovf, FALSE);
4690 mono_register_opcode_emulation (CEE_MUL_OVF_UN, "__emul_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, FALSE);
4691 mono_register_opcode_emulation (CEE_MUL, "__emul_imul", "int32 int32 int32", mono_imul, TRUE);
4692 mono_register_opcode_emulation (OP_IMUL, "__emul_op_imul", "int32 int32 int32", mono_imul, TRUE);
4693 mono_register_opcode_emulation (OP_IMUL_OVF, "__emul_op_imul_ovf", "int32 int32 int32", mono_imul_ovf, FALSE);
4694 mono_register_opcode_emulation (OP_IMUL_OVF_UN, "__emul_op_imul_ovf_un", "int32 int32 int32", mono_imul_ovf_un, FALSE);
4696 #if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT)
4697 mono_register_opcode_emulation (OP_FDIV, "__emul_fdiv", "double double double", mono_fdiv, FALSE);
4700 mono_register_opcode_emulation (OP_FCONV_TO_U8, "__emul_fconv_to_u8", "ulong double", mono_fconv_u8, FALSE);
4701 mono_register_opcode_emulation (OP_FCONV_TO_U4, "__emul_fconv_to_u4", "uint32 double", mono_fconv_u4, FALSE);
4702 mono_register_opcode_emulation (OP_FCONV_TO_OVF_I8, "__emul_fconv_to_ovf_i8", "long double", mono_fconv_ovf_i8, FALSE);
4703 mono_register_opcode_emulation (OP_FCONV_TO_OVF_U8, "__emul_fconv_to_ovf_u8", "ulong double", mono_fconv_ovf_u8, FALSE);
4705 #ifdef MONO_ARCH_EMULATE_FCONV_TO_I8
4706 mono_register_opcode_emulation (OP_FCONV_TO_I8, "__emul_fconv_to_i8", "long double", mono_fconv_i8, FALSE);
4708 #ifdef MONO_ARCH_EMULATE_CONV_R8_UN
4709 mono_register_opcode_emulation (CEE_CONV_R_UN, "__emul_conv_r_un", "double int32", mono_conv_to_r8_un, FALSE);
4710 mono_register_opcode_emulation (OP_ICONV_TO_R_UN, "__emul_iconv_to_r_un", "double int32", mono_conv_to_r8_un, FALSE);
4712 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8
4713 mono_register_opcode_emulation (OP_LCONV_TO_R8, "__emul_lconv_to_r8", "double long", mono_lconv_to_r8, FALSE);
4715 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R4
4716 mono_register_opcode_emulation (OP_LCONV_TO_R4, "__emul_lconv_to_r4", "float long", mono_lconv_to_r4, FALSE);
4718 #ifdef MONO_ARCH_EMULATE_LCONV_TO_R8_UN
4719 mono_register_opcode_emulation (OP_LCONV_TO_R_UN, "__emul_lconv_to_r8_un", "double long", mono_lconv_to_r8_un, FALSE);
4721 #ifdef MONO_ARCH_EMULATE_FREM
4722 mono_register_opcode_emulation (OP_FREM, "__emul_frem", "double double double", fmod, FALSE);
4725 #ifdef MONO_ARCH_SOFT_FLOAT
4726 mono_register_opcode_emulation (OP_FSUB, "__emul_fsub", "double double double", mono_fsub, FALSE);
4727 mono_register_opcode_emulation (OP_FADD, "__emul_fadd", "double double double", mono_fadd, FALSE);
4728 mono_register_opcode_emulation (OP_FMUL, "__emul_fmul", "double double double", mono_fmul, FALSE);
4729 mono_register_opcode_emulation (OP_FNEG, "__emul_fneg", "double double", mono_fneg, FALSE);
4730 mono_register_opcode_emulation (CEE_CONV_R8, "__emul_conv_r8", "double int32", mono_conv_to_r8, FALSE);
4731 mono_register_opcode_emulation (OP_ICONV_TO_R8, "__emul_iconv_to_r8", "double int32", mono_conv_to_r8, FALSE);
4732 mono_register_opcode_emulation (CEE_CONV_R4, "__emul_conv_r4", "double int32", mono_conv_to_r4, FALSE);
4733 mono_register_opcode_emulation (OP_ICONV_TO_R4, "__emul_iconv_to_r4", "double int32", mono_conv_to_r4, FALSE);
4734 mono_register_opcode_emulation (OP_FCONV_TO_R4, "__emul_fconv_to_r4", "double double", mono_fconv_r4, FALSE);
4735 mono_register_opcode_emulation (OP_FCONV_TO_I1, "__emul_fconv_to_i1", "int8 double", mono_fconv_i1, FALSE);
4736 mono_register_opcode_emulation (OP_FCONV_TO_I2, "__emul_fconv_to_i2", "int16 double", mono_fconv_i2, FALSE);
4737 mono_register_opcode_emulation (OP_FCONV_TO_I4, "__emul_fconv_to_i4", "int32 double", mono_fconv_i4, FALSE);
4738 mono_register_opcode_emulation (OP_FCONV_TO_U1, "__emul_fconv_to_u1", "uint8 double", mono_fconv_u1, FALSE);
4739 mono_register_opcode_emulation (OP_FCONV_TO_U2, "__emul_fconv_to_u2", "uint16 double", mono_fconv_u2, FALSE);
4741 mono_register_opcode_emulation (OP_FBEQ, "__emul_fcmp_eq", "uint32 double double", mono_fcmp_eq, FALSE);
4742 mono_register_opcode_emulation (OP_FBLT, "__emul_fcmp_lt", "uint32 double double", mono_fcmp_lt, FALSE);
4743 mono_register_opcode_emulation (OP_FBGT, "__emul_fcmp_gt", "uint32 double double", mono_fcmp_gt, FALSE);
4744 mono_register_opcode_emulation (OP_FBLE, "__emul_fcmp_le", "uint32 double double", mono_fcmp_le, FALSE);
4745 mono_register_opcode_emulation (OP_FBGE, "__emul_fcmp_ge", "uint32 double double", mono_fcmp_ge, FALSE);
4746 mono_register_opcode_emulation (OP_FBNE_UN, "__emul_fcmp_ne_un", "uint32 double double", mono_fcmp_ne_un, FALSE);
4747 mono_register_opcode_emulation (OP_FBLT_UN, "__emul_fcmp_lt_un", "uint32 double double", mono_fcmp_lt_un, FALSE);
4748 mono_register_opcode_emulation (OP_FBGT_UN, "__emul_fcmp_gt_un", "uint32 double double", mono_fcmp_gt_un, FALSE);
4749 mono_register_opcode_emulation (OP_FBLE_UN, "__emul_fcmp_le_un", "uint32 double double", mono_fcmp_le_un, FALSE);
4750 mono_register_opcode_emulation (OP_FBGE_UN, "__emul_fcmp_ge_un", "uint32 double double", mono_fcmp_ge_un, FALSE);
4752 mono_register_opcode_emulation (OP_FCEQ, "__emul_fcmp_ceq", "uint32 double double", mono_fceq, FALSE);
4753 mono_register_opcode_emulation (OP_FCGT, "__emul_fcmp_cgt", "uint32 double double", mono_fcgt, FALSE);
4754 mono_register_opcode_emulation (OP_FCGT_UN, "__emul_fcmp_cgt_un", "uint32 double double", mono_fcgt_un, FALSE);
4755 mono_register_opcode_emulation (OP_FCLT, "__emul_fcmp_clt", "uint32 double double", mono_fclt, FALSE);
4756 mono_register_opcode_emulation (OP_FCLT_UN, "__emul_fcmp_clt_un", "uint32 double double", mono_fclt_un, FALSE);
4758 register_icall (mono_fload_r4, "mono_fload_r4", "double ptr", FALSE);
4759 register_icall (mono_fstore_r4, "mono_fstore_r4", "void double ptr", FALSE);
4760 register_icall (mono_fload_r4_arg, "mono_fload_r4_arg", "uint32 double", FALSE);
4763 #if SIZEOF_REGISTER == 4
4764 mono_register_opcode_emulation (OP_FCONV_TO_U, "__emul_fconv_to_u", "uint32 double", mono_fconv_u4, TRUE);
4767 /* other jit icalls */
4768 register_icall (mono_delegate_ctor, "mono_delegate_ctor", "void object object ptr", FALSE);
4769 register_icall (mono_class_static_field_address , "mono_class_static_field_address",
4770 "ptr ptr ptr", FALSE);
4771 register_icall (mono_ldtoken_wrapper, "mono_ldtoken_wrapper", "ptr ptr ptr ptr", FALSE);
4772 register_icall (mono_ldtoken_wrapper_generic_shared, "mono_ldtoken_wrapper_generic_shared",
4773 "ptr ptr ptr ptr", FALSE);
4774 register_icall (mono_get_special_static_data, "mono_get_special_static_data", "ptr int", FALSE);
4775 register_icall (mono_ldstr, "mono_ldstr", "object ptr ptr int32", FALSE);
4776 register_icall (mono_helper_stelem_ref_check, "helper_stelem_ref_check", "void object object", FALSE);
4777 register_icall (mono_object_new, "mono_object_new", "object ptr ptr", FALSE);
4778 register_icall (mono_object_new_specific, "mono_object_new_specific", "object ptr", FALSE);
4779 register_icall (mono_array_new, "mono_array_new", "object ptr ptr int32", FALSE);
4780 register_icall (mono_array_new_specific, "mono_array_new_specific", "object ptr int32", FALSE);
4781 register_icall (mono_runtime_class_init, "mono_runtime_class_init", "void ptr", FALSE);
4782 register_icall (mono_ldftn, "mono_ldftn", "ptr ptr", FALSE);
4783 register_icall (mono_ldvirtfn, "mono_ldvirtfn", "ptr object ptr", FALSE);
4784 register_icall (mono_ldvirtfn_gshared, "mono_ldvirtfn_gshared", "ptr object ptr", FALSE);
4785 register_icall (mono_helper_compile_generic_method, "compile_generic_method", "ptr object ptr ptr", FALSE);
4786 register_icall (mono_helper_ldstr, "helper_ldstr", "object ptr int", FALSE);
4787 register_icall (mono_helper_ldstr_mscorlib, "helper_ldstr_mscorlib", "object int", FALSE);
4788 register_icall (mono_helper_newobj_mscorlib, "helper_newobj_mscorlib", "object int", FALSE);
4789 register_icall (mono_value_copy, "mono_value_copy", "void ptr ptr ptr", FALSE);
4790 register_icall (mono_object_castclass, "mono_object_castclass", "object object ptr", FALSE);
4791 register_icall (mono_break, "mono_break", NULL, TRUE);
4792 register_icall (mono_create_corlib_exception_0, "mono_create_corlib_exception_0", "object int", TRUE);
4793 register_icall (mono_create_corlib_exception_1, "mono_create_corlib_exception_1", "object int object", TRUE);
4794 register_icall (mono_create_corlib_exception_2, "mono_create_corlib_exception_2", "object int object object", TRUE);
4795 register_icall (mono_array_new_1, "mono_array_new_1", "object ptr int", FALSE);
4796 register_icall (mono_array_new_2, "mono_array_new_2", "object ptr int int", FALSE);
4799 mono_generic_sharing_init ();
4801 #ifdef MONO_ARCH_SIMD_INTRINSICS
4802 mono_simd_intrinsics_init ();
4805 if (mono_compile_aot)
4807 * Avoid running managed code when AOT compiling, since the platform
4808 * might only support aot-only execution.
4810 mono_runtime_set_no_exec (TRUE);
4812 #define JIT_RUNTIME_WORKS
4813 #ifdef JIT_RUNTIME_WORKS
4814 mono_install_runtime_cleanup ((MonoDomainFunc)mini_cleanup);
4815 mono_runtime_init (domain, mono_thread_start_cb, mono_thread_attach_cb);
4816 mono_thread_attach (domain);
4819 mono_profiler_runtime_initialized ();
4821 MONO_PROBE_VES_INIT_END ();
4826 MonoJitStats mono_jit_stats = {0};
4829 print_jit_stats (void)
4831 if (mono_jit_stats.enabled) {
4832 g_print ("Mono Jit statistics\n");
4833 g_print ("Compiled methods: %ld\n", mono_jit_stats.methods_compiled);
4834 g_print ("Methods from AOT: %ld\n", mono_jit_stats.methods_aot);
4835 g_print ("Methods cache lookup: %ld\n", mono_jit_stats.methods_lookups);
4836 g_print ("Method trampolines: %ld\n", mono_jit_stats.method_trampolines);
4837 g_print ("Basic blocks: %ld\n", mono_jit_stats.basic_blocks);
4838 g_print ("Max basic blocks: %ld\n", mono_jit_stats.max_basic_blocks);
4839 g_print ("Allocated vars: %ld\n", mono_jit_stats.allocate_var);
4840 g_print ("Compiled CIL code size: %ld\n", mono_jit_stats.cil_code_size);
4841 g_print ("Native code size: %ld\n", mono_jit_stats.native_code_size);
4842 g_print ("Max code size ratio: %.2f (%s)\n", mono_jit_stats.max_code_size_ratio/100.0,
4843 mono_jit_stats.max_ratio_method);
4844 g_print ("Biggest method: %ld (%s)\n", mono_jit_stats.biggest_method_size,
4845 mono_jit_stats.biggest_method);
4846 g_print ("Code reallocs: %ld\n", mono_jit_stats.code_reallocs);
4847 g_print ("Allocated code size: %ld\n", mono_jit_stats.allocated_code_size);
4848 g_print ("Inlineable methods: %ld\n", mono_jit_stats.inlineable_methods);
4849 g_print ("Inlined methods: %ld\n", mono_jit_stats.inlined_methods);
4850 g_print ("Regvars: %ld\n", mono_jit_stats.regvars);
4851 g_print ("Locals stack size: %ld\n", mono_jit_stats.locals_stack_size);
4853 g_print ("\nCreated object count: %ld\n", mono_stats.new_object_count);
4854 g_print ("Delegates created: %ld\n", mono_stats.delegate_creations);
4855 g_print ("Initialized classes: %ld\n", mono_stats.initialized_class_count);
4856 g_print ("Used classes: %ld\n", mono_stats.used_class_count);
4857 g_print ("Generic vtables: %ld\n", mono_stats.generic_vtable_count);
4858 g_print ("Methods: %ld\n", mono_stats.method_count);
4859 g_print ("Static data size: %ld\n", mono_stats.class_static_data_size);
4860 g_print ("VTable data size: %ld\n", mono_stats.class_vtable_size);
4861 g_print ("Mscorlib mempool size: %d\n", mono_mempool_get_allocated (mono_defaults.corlib->mempool));
4863 g_print ("\nGeneric instances: %ld\n", mono_stats.generic_instance_count);
4864 g_print ("Initialized classes: %ld\n", mono_stats.generic_class_count);
4865 g_print ("Inflated methods: %ld / %ld\n", mono_stats.inflated_method_count_2,
4866 mono_stats.inflated_method_count);
4867 g_print ("Inflated types: %ld\n", mono_stats.inflated_type_count);
4868 g_print ("Generics metadata size: %ld\n", mono_stats.generics_metadata_size);
4869 g_print ("Generics virtual invokes: %ld\n", mono_jit_stats.generic_virtual_invocations);
4871 g_print ("Sharable generic methods: %ld\n", mono_stats.generics_sharable_methods);
4872 g_print ("Unsharable generic methods: %ld\n", mono_stats.generics_unsharable_methods);
4873 g_print ("Shared generic methods: %ld\n", mono_stats.generics_shared_methods);
4875 g_print ("Dynamic code allocs: %ld\n", mono_stats.dynamic_code_alloc_count);
4876 g_print ("Dynamic code bytes: %ld\n", mono_stats.dynamic_code_bytes_count);
4877 g_print ("Dynamic code frees: %ld\n", mono_stats.dynamic_code_frees_count);
4879 g_print ("IMT tables size: %ld\n", mono_stats.imt_tables_size);
4880 g_print ("IMT number of tables: %ld\n", mono_stats.imt_number_of_tables);
4881 g_print ("IMT number of methods: %ld\n", mono_stats.imt_number_of_methods);
4882 g_print ("IMT used slots: %ld\n", mono_stats.imt_used_slots);
4883 g_print ("IMT colliding slots: %ld\n", mono_stats.imt_slots_with_collisions);
4884 g_print ("IMT max collisions: %ld\n", mono_stats.imt_max_collisions_in_slot);
4885 g_print ("IMT methods at max col: %ld\n", mono_stats.imt_method_count_when_max_collisions);
4886 g_print ("IMT thunks size: %ld\n", mono_stats.imt_thunks_size);
4888 g_print ("JIT info table inserts: %ld\n", mono_stats.jit_info_table_insert_count);
4889 g_print ("JIT info table removes: %ld\n", mono_stats.jit_info_table_remove_count);
4890 g_print ("JIT info table lookups: %ld\n", mono_stats.jit_info_table_lookup_count);
4892 g_print ("Hazardous pointers: %ld\n", mono_stats.hazardous_pointer_count);
4894 g_print ("Minor GC collections: %ld\n", mono_stats.minor_gc_count);
4896 g_print ("Major GC collections: %ld\n", mono_stats.major_gc_count);
4898 g_print ("Minor GC time in msecs: %lf\n", (double)mono_stats.minor_gc_time_usecs / 1000.0);
4900 g_print ("Major GC time in msecs: %lf\n", (double)mono_stats.major_gc_time_usecs / 1000.0);
4901 if (mono_security_get_mode () == MONO_SECURITY_MODE_CAS) {
4902 g_print ("\nDecl security check : %ld\n", mono_jit_stats.cas_declsec_check);
4903 g_print ("LinkDemand (user) : %ld\n", mono_jit_stats.cas_linkdemand);
4904 g_print ("LinkDemand (icall) : %ld\n", mono_jit_stats.cas_linkdemand_icall);
4905 g_print ("LinkDemand (pinvoke) : %ld\n", mono_jit_stats.cas_linkdemand_pinvoke);
4906 g_print ("LinkDemand (aptc) : %ld\n", mono_jit_stats.cas_linkdemand_aptc);
4907 g_print ("Demand (code gen) : %ld\n", mono_jit_stats.cas_demand_generation);
4910 g_free (mono_jit_stats.max_ratio_method);
4911 mono_jit_stats.max_ratio_method = NULL;
4912 g_free (mono_jit_stats.biggest_method);
4913 mono_jit_stats.biggest_method = NULL;
4918 mini_cleanup (MonoDomain *domain)
4920 mono_runtime_shutdown_stat_profiler ();
4923 cominterop_release_all_rcws ();
4927 * mono_runtime_cleanup() and mono_domain_finalize () need to
4928 * be called early since they need the execution engine still
4929 * fully working (mono_domain_finalize may invoke managed finalizers
4930 * and mono_runtime_cleanup will wait for other threads to finish).
4932 mono_domain_finalize (domain, 2000);
4934 /* This accesses metadata so needs to be called before runtime shutdown */
4937 mono_runtime_cleanup (domain);
4939 mono_profiler_shutdown ();
4941 mono_icall_cleanup ();
4943 mono_runtime_cleanup_handlers ();
4945 mono_domain_free (domain, TRUE);
4947 mono_debugger_cleanup ();
4949 mono_trampolines_cleanup ();
4951 mono_unwind_cleanup ();
4953 if (!mono_dont_free_global_codeman)
4954 mono_code_manager_destroy (global_codeman);
4955 g_hash_table_destroy (jit_icall_name_hash);
4956 g_free (emul_opcode_map);
4958 mono_arch_cleanup ();
4962 mono_trace_cleanup ();
4964 mono_counters_dump (-1, stdout);
4966 if (mono_inject_async_exc_method)
4967 mono_method_desc_free (mono_inject_async_exc_method);
4969 TlsFree(mono_jit_tls_id);
4971 DeleteCriticalSection (&jit_mutex);
4973 DeleteCriticalSection (&mono_delegate_section);
4977 mono_set_defaults (int verbose_level, guint32 opts)
4979 mini_verbose = verbose_level;
4981 default_opt_set = TRUE;
4985 * mono_get_runtime_build_info:
4987 * Return the runtime version + build date in string format.
4988 * The returned string is owned by the caller.
4991 mono_get_runtime_build_info (void)
4993 if (mono_build_date)
4994 return g_strdup_printf ("%s %s", FULL_VERSION, mono_build_date);
4996 return g_strdup_printf ("%s", FULL_VERSION);
5000 mono_precompile_assembly (MonoAssembly *ass, void *user_data)
5002 GHashTable *assemblies = (GHashTable*)user_data;
5003 MonoImage *image = mono_assembly_get_image (ass);
5004 MonoMethod *method, *invoke;
5007 if (g_hash_table_lookup (assemblies, ass))
5010 g_hash_table_insert (assemblies, ass, ass);
5012 if (mini_verbose > 0)
5013 printf ("PRECOMPILE: %s.\n", mono_image_get_filename (image));
5015 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) {
5016 method = mono_get_method (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL);
5017 if (method->flags & METHOD_ATTRIBUTE_ABSTRACT)
5021 if (mini_verbose > 1) {
5022 char * desc = mono_method_full_name (method, TRUE);
5023 g_print ("Compiling %d %s\n", count, desc);
5026 mono_compile_method (method);
5027 if (strcmp (method->name, "Finalize") == 0) {
5028 invoke = mono_marshal_get_runtime_invoke (method);
5029 mono_compile_method (invoke);
5031 if (method->klass->marshalbyref && mono_method_signature (method)->hasthis) {
5032 invoke = mono_marshal_get_remoting_invoke_with_check (method);
5033 mono_compile_method (invoke);
5037 /* Load and precompile referenced assemblies as well */
5038 for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_ASSEMBLYREF); ++i) {
5039 mono_assembly_load_reference (image, i);
5040 if (image->references [i])
5041 mono_precompile_assembly (image->references [i], assemblies);
5045 void mono_precompile_assemblies ()
5047 GHashTable *assemblies = g_hash_table_new (NULL, NULL);
5049 mono_assembly_foreach ((GFunc)mono_precompile_assembly, assemblies);
5051 g_hash_table_destroy (assemblies);