2 * transform CIL into different opcodes for more
3 * efficient interpretation
5 * Written by Bernie Solomon (bernard@ugsolutions.com)
10 #include <mono/metadata/appdomain.h>
11 #include <mono/metadata/debug-helpers.h>
12 #include <mono/metadata/exception.h>
13 #include <mono/metadata/mono-endian.h>
14 #include <mono/metadata/marshal.h>
15 #include <mono/metadata/profiler-private.h>
16 #include <mono/metadata/tabledefs.h>
18 #define OPDEF(a,b,c,d,e,f,g,h,i,j) \
22 #include "mono/cil/opcode.def"
42 MonoMethodHeader *header;
44 const unsigned char *il_code;
45 const unsigned char *ip;
46 const unsigned char *last_ip;
47 const unsigned char *in_start;
51 StackInfo **stack_state;
54 unsigned char *is_bb_start;
55 unsigned short *new_code;
56 unsigned short *new_code_end;
57 unsigned short *new_ip;
58 unsigned short *last_new_ip;
59 unsigned int max_code_size;
62 unsigned int max_stack_height;
64 unsigned int max_vt_sp;
68 GHashTable *data_hash;
71 #define MINT_TYPE_I1 0
72 #define MINT_TYPE_U1 1
73 #define MINT_TYPE_I2 2
74 #define MINT_TYPE_U2 3
75 #define MINT_TYPE_I4 4
76 #define MINT_TYPE_I8 5
77 #define MINT_TYPE_R4 6
78 #define MINT_TYPE_R8 7
81 #define MINT_TYPE_VT 10
83 #define STACK_TYPE_I4 0
84 #define STACK_TYPE_I8 1
85 #define STACK_TYPE_R8 2
86 #define STACK_TYPE_O 3
87 #define STACK_TYPE_VT 4
88 #define STACK_TYPE_MP 5
89 #define STACK_TYPE_F 6
91 static const char *stack_type_string [] = { "I4", "I8", "R8", "O ", "VT", "MP", "F " };
93 #if SIZEOF_VOID_P == 8
94 #define STACK_TYPE_I STACK_TYPE_I8
96 #define STACK_TYPE_I STACK_TYPE_I4
99 static int stack_type [] = {
100 STACK_TYPE_I4, /*I1*/
101 STACK_TYPE_I4, /*U1*/
102 STACK_TYPE_I4, /*I2*/
103 STACK_TYPE_I4, /*U2*/
104 STACK_TYPE_I4, /*I4*/
105 STACK_TYPE_I8, /*I8*/
106 STACK_TYPE_R8, /*R4*/
107 STACK_TYPE_R8, /*R8*/
114 grow_code (TransformData *td)
116 unsigned int old_ip_offset = td->new_ip - td->new_code;
117 unsigned int old_last_ip_offset = td->last_new_ip - td->new_code;
118 g_assert (old_ip_offset <= td->max_code_size);
119 td->new_code = g_realloc (td->new_code, (td->max_code_size *= 2) * sizeof (td->new_code [0]));
120 td->new_code_end = td->new_code + td->max_code_size;
121 td->new_ip = td->new_code + old_ip_offset;
122 td->last_new_ip = td->new_code + old_last_ip_offset;
125 #define ENSURE_CODE(td, n) \
127 if ((td)->new_ip + (n) > (td)->new_code_end) \
131 #define ADD_CODE(td, n) \
133 if ((td)->new_ip == (td)->new_code_end) \
135 *(td)->new_ip++ = (n); \
138 #define CHECK_STACK(td, n) \
140 int stack_size = (td)->sp - (td)->stack; \
141 if (stack_size < (n)) \
142 g_warning ("%s.%s: not enough values (%d < %d) on stack at %04x", \
143 (td)->method->klass->name, (td)->method->name, \
144 stack_size, n, (td)->ip - (td)->il_code); \
147 #define ENSURE_I4(td, sp_off) \
149 if ((td)->sp [-sp_off].type == STACK_TYPE_I8) \
150 ADD_CODE(td, sp_off == 1 ? MINT_CONV_I4_I8 : MINT_CONV_I4_I8_SP); \
154 handle_branch(TransformData *td, int short_op, int long_op, int offset)
156 int shorten_branch = 0;
157 int target = td->ip + offset - td->il_code;
158 if (target < 0 || target >= td->code_size)
159 g_assert_not_reached ();
160 if (offset > 0 && td->stack_height [target] < 0) {
161 td->stack_height [target] = td->sp - td->stack;
162 if (td->stack_height [target] > 0)
163 td->stack_state [target] = g_memdup (td->stack, td->stack_height [target] * sizeof (td->stack [0]));
164 td->vt_stack_size [target] = td->vt_sp;
167 offset = td->in_offsets [target] - (td->new_ip - td->new_code);
168 if (offset >= -32768) {
172 int prev = td->forward_refs [target];
173 td->forward_refs [td->ip - td->il_code] = prev;
174 td->forward_refs [target] = td->ip - td->il_code;
176 if (td->header->code_size <= 25000) /* FIX to be precise somehow? */
179 if (shorten_branch) {
180 ADD_CODE(td, short_op);
181 ADD_CODE(td, offset);
183 ADD_CODE(td, long_op);
184 ADD_CODE(td, * (unsigned short *)(&offset));
185 ADD_CODE(td, * ((unsigned short *)&offset + 1));
190 one_arg_branch(TransformData *td, int mint_op, int offset)
192 int type = td->sp [-1].type == STACK_TYPE_O || td->sp [-1].type == STACK_TYPE_MP ? STACK_TYPE_I : td->sp [-1].type;
193 int long_op = mint_op + type - STACK_TYPE_I4;
194 int short_op = long_op + MINT_BRFALSE_I4_S - MINT_BRFALSE_I4;
197 handle_branch (td, short_op, long_op, offset);
201 two_arg_branch(TransformData *td, int mint_op, int offset)
203 int type1 = td->sp [-1].type == STACK_TYPE_O || td->sp [-1].type == STACK_TYPE_MP ? STACK_TYPE_I : td->sp [-1].type;
204 int type2 = td->sp [-2].type == STACK_TYPE_O || td->sp [-2].type == STACK_TYPE_MP ? STACK_TYPE_I : td->sp [-2].type;
205 int long_op = mint_op + type1 - STACK_TYPE_I4;
206 int short_op = long_op + MINT_BEQ_I4_S - MINT_BEQ_I4;
208 if (type1 == STACK_TYPE_I4 && type2 == STACK_TYPE_I8) {
209 ADD_CODE(td, MINT_CONV_I8_I4);
210 td->in_offsets [td->ip - td->il_code]++;
211 } else if (type1 == STACK_TYPE_I8 && type2 == STACK_TYPE_I4) {
212 ADD_CODE(td, MINT_CONV_I8_I4_SP);
213 td->in_offsets [td->ip - td->il_code]++;
214 } else if (type1 != type2) {
215 g_warning("%s.%s: branch type mismatch %d %d",
216 td->method->klass->name, td->method->name,
217 td->sp [-1].type, td->sp [-2].type);
220 handle_branch (td, short_op, long_op, offset);
224 unary_arith_op(TransformData *td, int mint_op)
226 int op = mint_op + td->sp [-1].type - STACK_TYPE_I4;
232 binary_arith_op(TransformData *td, int mint_op)
234 int type1 = td->sp [-2].type;
235 int type2 = td->sp [-1].type;
237 #if SIZEOF_VOID_P == 8
238 if ((type1 == STACK_TYPE_MP || type1 == STACK_TYPE_I8) && type2 == STACK_TYPE_I4) {
239 ADD_CODE(td, MINT_CONV_I8_I4);
240 type2 = STACK_TYPE_I8;
242 if (type1 == STACK_TYPE_I4 && (type2 == STACK_TYPE_MP || type2 == STACK_TYPE_I8)) {
243 ADD_CODE(td, MINT_CONV_I8_I4_SP);
244 type1 = STACK_TYPE_I8;
245 td->sp [-2].type = STACK_TYPE_I8;
248 if (type1 == STACK_TYPE_MP)
249 type1 = STACK_TYPE_I;
250 if (type2 == STACK_TYPE_MP)
251 type2 = STACK_TYPE_I;
252 if (type1 != type2) {
253 g_warning("%s.%s: %04x arith type mismatch %s %d %d",
254 td->method->klass->name, td->method->name,
255 td->ip - td->il_code, mono_interp_opname[mint_op], type1, type2);
257 op = mint_op + type1 - STACK_TYPE_I4;
264 binary_int_op(TransformData *td, int mint_op)
266 int op = mint_op + td->sp [-1].type - STACK_TYPE_I4;
268 if (td->sp [-1].type != td->sp [-2].type)
269 g_warning("%s.%s: int type mismatch", td->method->klass->name, td->method->name);
275 shift_op(TransformData *td, int mint_op)
277 int op = mint_op + td->sp [-2].type - STACK_TYPE_I4;
279 if (td->sp [-1].type != STACK_TYPE_I4) {
280 g_warning("%s.%s: shift type mismatch %d",
281 td->method->klass->name, td->method->name,
289 mint_type(MonoType *type)
294 switch (type->type) {
298 case MONO_TYPE_BOOLEAN:
310 #if SIZEOF_VOID_P == 4
324 case MONO_TYPE_STRING:
325 case MONO_TYPE_SZARRAY:
326 case MONO_TYPE_CLASS:
327 case MONO_TYPE_OBJECT:
328 case MONO_TYPE_ARRAY:
330 case MONO_TYPE_VALUETYPE:
331 if (type->data.klass->enumtype) {
332 type = type->data.klass->enum_basetype;
337 g_warning ("got type 0x%02x", type->type);
338 g_assert_not_reached ();
344 can_store (int stack_type, int var_type)
346 if (stack_type == STACK_TYPE_O || stack_type == STACK_TYPE_MP)
347 stack_type = STACK_TYPE_I;
348 if (var_type == STACK_TYPE_O || var_type == STACK_TYPE_MP)
349 var_type = STACK_TYPE_I;
350 return stack_type == var_type;
353 #define SET_SIMPLE_TYPE(s, ty) \
360 #define SET_TYPE(s, ty, k) \
367 #define PUSH_SIMPLE_TYPE(td, ty) \
371 sp_height = (td)->sp - (td)->stack; \
372 if (sp_height > (td)->max_stack_height) \
373 (td)->max_stack_height = sp_height; \
374 SET_SIMPLE_TYPE((td)->sp - 1, ty); \
377 #define PUSH_TYPE(td, ty, k) \
381 sp_height = (td)->sp - (td)->stack; \
382 if (sp_height > (td)->max_stack_height) \
383 (td)->max_stack_height = sp_height; \
384 SET_TYPE((td)->sp - 1, ty, k); \
387 #define PUSH_VT(td, size) \
389 (td)->vt_sp += ((size) + 7) & ~7; \
390 if ((td)->vt_sp > (td)->max_vt_sp) \
391 (td)->max_vt_sp = (td)->vt_sp; \
394 #define POP_VT(td, size) \
396 (td)->vt_sp -= ((size) + 7) & ~7; \
399 #if NO_UNALIGNED_ACCESS
400 #define WRITE32(td, v) \
402 ENSURE_CODE(td, 2); \
403 * (guint16 *)((td)->new_ip) = * (guint16 *)(v); \
404 * ((guint16 *)((td)->new_ip) + 1) = * ((guint16 *)(v) + 1); \
408 #define WRITE64(td, v) \
410 ENSURE_CODE(td, 4); \
411 * (guint16 *)((td)->new_ip) = * (guint16 *)(v); \
412 * ((guint16 *)((td)->new_ip) + 1) = * ((guint16 *)(v) + 1); \
413 * ((guint16 *)((td)->new_ip) + 2) = * ((guint16 *)(v) + 2); \
414 * ((guint16 *)((td)->new_ip) + 3) = * ((guint16 *)(v) + 3); \
418 #define WRITE32(td, v) \
420 ENSURE_CODE(td, 2); \
421 * (guint32 *)((td)->new_ip) = * (guint32 *)(v); \
425 #define WRITE64(td, v) \
427 ENSURE_CODE(td, 4); \
428 * (guint64 *)((td)->new_ip) = * (guint64 *)(v); \
435 load_arg(TransformData *td, int n)
438 MonoClass *klass = NULL;
439 if (n == 0 && td->method->signature->hasthis) {
440 if (td->method->klass->valuetype)
444 klass = td->method->klass;
446 ADD_CODE(td, MINT_LDTHIS);
449 n -= td->method->signature->hasthis;
450 type = td->method->signature->params [n];
451 mt = mint_type (type);
452 if (mt == MINT_TYPE_VT) {
454 if (td->method->signature->pinvoke)
455 size = mono_class_native_size (type->data.klass, NULL);
457 size = mono_class_value_size (type->data.klass, NULL);
459 ADD_CODE(td, MINT_LDARG_VT);
460 ADD_CODE(td, td->rtm->arg_offsets [n]); /* FIX for large offset */
462 klass = type->data.klass;
464 ADD_CODE(td, MINT_LDARG_I1 + (mt - MINT_TYPE_I1));
465 ADD_CODE(td, td->rtm->arg_offsets [n]); /* FIX for large offset */
466 if (mt == MINT_TYPE_O)
467 klass = mono_class_from_mono_type (type);
470 PUSH_TYPE(td, stack_type[mt], klass);
474 store_arg(TransformData *td, int n)
478 if (n == 0 && td->method->signature->hasthis)
479 ADD_CODE(td, MINT_STTHIS);
482 n -= td->method->signature->hasthis;
483 type = td->method->signature->params [n];
484 mt = mint_type (type);
485 if (mt == MINT_TYPE_VT) {
487 if (td->method->signature->pinvoke)
488 size = mono_class_native_size (type->data.klass, NULL);
490 size = mono_class_value_size (type->data.klass, NULL);
491 ADD_CODE(td, MINT_STARG_VT);
494 if (td->sp [-1].type == STACK_TYPE_VT)
497 ADD_CODE(td, MINT_STARG_I1 + (mt - MINT_TYPE_I1));
498 ADD_CODE(td, td->rtm->arg_offsets [n]);
505 store_inarg(TransformData *td, int n)
507 MonoType *type = td->method->signature->params [n];
508 int mt = mint_type (type);
509 if (mt == MINT_TYPE_VT) {
511 if (td->method->signature->pinvoke)
512 size = mono_class_native_size (type->data.klass, NULL);
514 size = mono_class_value_size (type->data.klass, NULL);
515 ADD_CODE(td, MINT_STINARG_VT);
519 ADD_CODE(td, MINT_STINARG_I1 + (mt - MINT_TYPE_I1));
525 load_local(TransformData *td, int n)
527 MonoType *type = td->header->locals [n];
528 int mt = mint_type (type);
529 int offset = td->rtm->local_offsets [n];
530 MonoClass *klass = NULL;
531 if (mt == MINT_TYPE_VT) {
532 gint32 size = mono_class_value_size (type->data.klass, NULL);
534 ADD_CODE(td, MINT_LDLOC_VT);
535 ADD_CODE(td, offset); /*FIX for large offset */
537 klass = type->data.klass;
539 if (mt == MINT_TYPE_I4 && !td->is_bb_start [td->in_start - td->il_code] && td->last_new_ip != NULL &&
540 td->last_new_ip [0] == MINT_STLOC_I4 && td->last_new_ip [1] == offset) {
541 td->last_new_ip [0] = MINT_STLOC_NP_I4;
542 } else if (mt == MINT_TYPE_O && !td->is_bb_start [td->in_start - td->il_code] && td->last_new_ip != NULL &&
543 td->last_new_ip [0] == MINT_STLOC_O && td->last_new_ip [1] == offset) {
544 td->last_new_ip [0] = MINT_STLOC_NP_O;
546 ADD_CODE(td, MINT_LDLOC_I1 + (mt - MINT_TYPE_I1));
547 ADD_CODE(td, offset); /*FIX for large offset */
549 if (mt == MINT_TYPE_O)
550 klass = mono_class_from_mono_type (type);
552 PUSH_TYPE(td, stack_type[mt], klass);
556 store_local(TransformData *td, int n)
558 MonoType *type = td->header->locals [n];
559 int mt = mint_type (type);
560 int offset = td->rtm->local_offsets [n];
562 #if SIZEOF_VOID_P == 8
563 if (td->sp [-1].type == STACK_TYPE_I4 && stack_type [mt] == STACK_TYPE_I8) {
564 ADD_CODE(td, MINT_CONV_I8_I4);
565 td->sp [-1].type = STACK_TYPE_I8;
568 if (!can_store(td->sp [-1].type, stack_type [mt])) {
569 g_warning("%s.%s: Store local stack type mismatch %d %d",
570 td->method->klass->name, td->method->name,
571 stack_type [mt], td->sp [-1].type);
573 if (mt == MINT_TYPE_VT) {
574 gint32 size = mono_class_value_size (type->data.klass, NULL);
575 ADD_CODE(td, MINT_STLOC_VT);
576 ADD_CODE(td, offset); /*FIX for large offset */
578 if (td->sp [-1].type == STACK_TYPE_VT)
581 ADD_CODE(td, MINT_STLOC_I1 + (mt - MINT_TYPE_I1));
582 ADD_CODE(td, offset); /*FIX for large offset */
587 #define SIMPLE_OP(td, op) \
594 get_data_item_index (TransformData *td, void *ptr)
596 gpointer p = g_hash_table_lookup (td->data_hash, ptr);
599 return GPOINTER_TO_UINT (p) - 1;
600 if (td->max_data_items == td->n_data_items) {
601 td->max_data_items = td->n_data_items == 0 ? 16 : 2 * td->max_data_items;
602 td->data_items = g_realloc (td->data_items, td->max_data_items * sizeof(td->data_items [0]));
604 index = td->n_data_items;
605 td->data_items [index] = ptr;
607 g_hash_table_insert (td->data_hash, ptr, GUINT_TO_POINTER (index + 1));
612 generate(MonoMethod *method, RuntimeMethod *rtm, unsigned char *is_bb_start)
614 MonoMethodHeader *header = ((MonoMethodNormal*)method)->header;
615 MonoMethodSignature *signature = method->signature;
616 MonoImage *image = method->klass->image;
617 MonoDomain *domain = mono_domain_get ();
618 MonoGenericContext *generic_context = NULL;
623 MonoClassField *field;
624 const unsigned char *end;
625 int new_in_start_offset;
626 int body_start_offset;
630 int generating_code = 1;
632 if (method->signature->is_inflated)
633 generic_context = ((MonoMethodInflated *) method)->context;
635 memset(&td, 0, sizeof(td));
638 td.is_bb_start = is_bb_start;
639 td.il_code = header->code;
640 td.code_size = header->code_size;
642 td.max_code_size = td.code_size;
643 td.new_code = (unsigned short *)g_malloc(td.max_code_size * sizeof(gushort));
644 td.new_code_end = td.new_code + td.max_code_size;
645 td.in_offsets = g_malloc0(header->code_size * sizeof(int));
646 td.forward_refs = g_malloc(header->code_size * sizeof(int));
647 td.stack_state = g_malloc0(header->code_size * sizeof(StackInfo *));
648 td.stack_height = g_malloc(header->code_size * sizeof(int));
649 td.vt_stack_size = g_malloc(header->code_size * sizeof(int));
651 td.max_data_items = 0;
652 td.data_items = NULL;
653 td.data_hash = g_hash_table_new (NULL, NULL);
654 rtm->data_items = td.data_items;
655 for (i = 0; i < header->code_size; i++) {
656 td.forward_refs [i] = -1;
657 td.stack_height [i] = -1;
659 td.new_ip = td.new_code;
660 td.last_new_ip = NULL;
662 td.stack = g_malloc0(header->max_stack * sizeof(td.stack[0]));
664 td.max_stack_height = 0;
666 for (i = 0; i < header->num_clauses; i++) {
667 MonoExceptionClause *c = header->clauses + i;
668 td.stack_height [c->handler_offset] = 0;
669 td.vt_stack_size [c->handler_offset] = 0;
670 td.is_bb_start [c->handler_offset] = 1;
671 if (c->flags == MONO_EXCEPTION_CLAUSE_NONE) {
672 td.stack_height [c->handler_offset] = 1;
673 td.stack_state [c->handler_offset] = g_malloc0(sizeof(StackInfo));
674 td.stack_state [c->handler_offset][0].type = STACK_TYPE_O;
675 td.stack_state [c->handler_offset][0].klass = NULL; /*FIX*/
679 td.ip = header->code;
680 end = td.ip + header->code_size;
682 if (mono_interp_traceopt) {
683 char *tmp = mono_disasm_code (NULL, method, td.ip, end);
684 char *name = mono_method_full_name (method, TRUE);
685 g_print ("Method %s, original code:\n", name);
686 g_print ("%s\n", tmp);
691 for (i = 0; i < signature->param_count; i++)
694 body_start_offset = td.new_ip - td.new_code;
696 for (i = 0; i < header->num_locals; i++) {
697 int mt = mint_type(header->locals [i]);
698 if (mt == MINT_TYPE_VT || mt == MINT_TYPE_O) {
699 ADD_CODE(&td, MINT_INITLOCALS);
704 while (td.ip < end) {
707 g_assert (td.sp >= td.stack);
708 g_assert (td.vt_sp < 0x10000000);
709 in_offset = td.ip - header->code;
710 td.in_offsets [in_offset] = td.new_ip - td.new_code;
711 new_in_start_offset = td.new_ip - td.new_code;
713 while (td.forward_refs [in_offset] >= 0) {
714 int j = td.forward_refs [in_offset];
716 td.forward_refs [in_offset] = td.forward_refs [j];
717 if (td.in_offsets [j] < 0) {
718 int old_switch_offset = -td.in_offsets [j];
719 int new_switch_offset = td.in_offsets [old_switch_offset];
720 int switch_case = (j - old_switch_offset - 5) / 4;
721 int n_cases = read32 (header->code + old_switch_offset + 1);
722 offset = (td.new_ip - td.new_code) - (new_switch_offset + 2 * n_cases + 3);
723 slot = new_switch_offset + 3 + 2 * switch_case;
724 td.new_code [slot] = * (unsigned short *)(&offset);
725 td.new_code [slot + 1] = * ((unsigned short *)&offset + 1);
727 int op = td.new_code [td.in_offsets [j]];
728 if (mono_interp_opargtype [op] == MintOpShortBranch) {
729 offset = (td.new_ip - td.new_code) - td.in_offsets [j];
730 g_assert (offset <= 32767);
731 slot = td.in_offsets [j] + 1;
732 td.new_code [slot] = offset;
734 offset = (td.new_ip - td.new_code) - td.in_offsets [j];
735 slot = td.in_offsets [j] + 1;
736 td.new_code [slot] = * (unsigned short *)(&offset);
737 td.new_code [slot + 1] = * ((unsigned short *)&offset + 1);
741 if (td.stack_height [in_offset] >= 0) {
742 g_assert (is_bb_start [in_offset]);
743 if (td.stack_height [in_offset] > 0)
744 memcpy (td.stack, td.stack_state [in_offset], td.stack_height [in_offset] * sizeof(td.stack [0]));
745 td.sp = td.stack + td.stack_height [in_offset];
746 td.vt_sp = td.vt_stack_size [in_offset];
748 if (is_bb_start [in_offset]) {
751 if (!generating_code) {
752 while (td.ip < end && !is_bb_start [td.ip - td.il_code])
756 if (mono_interp_traceopt > 1) {
757 printf("IL_%04x %s %-10s -> IL_%04x, sp %d, %s %-12s vt_sp %u (max %u)\n",
759 td.is_bb_start [td.ip - td.il_code] == 3 ? "<>" :
760 td.is_bb_start [td.ip - td.il_code] == 2 ? "< " :
761 td.is_bb_start [td.ip - td.il_code] == 1 ? " >" : " ",
762 mono_opcode_names [*td.ip], td.new_ip - td.new_code, td.sp - td.stack,
763 td.sp > td.stack ? stack_type_string [td.sp [-1].type] : " ",
764 (td.sp > td.stack && (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_VT)) ? (td.sp [-1].klass == NULL ? "?" : td.sp [-1].klass->name) : "",
765 td.vt_sp, td.max_vt_sp);
773 SIMPLE_OP(td, MINT_BREAK);
779 load_arg (&td, *td.ip - CEE_LDARG_0);
786 load_local (&td, *td.ip - CEE_LDLOC_0);
793 store_local (&td, *td.ip - CEE_STLOC_0);
797 load_arg (&td, ((guint8 *)td.ip)[1]);
801 int n = ((guint8 *)td.ip)[1];
802 if (n == 0 && signature->hasthis)
803 ADD_CODE(&td, MINT_LDTHISA);
805 ADD_CODE(&td, MINT_LDARGA);
806 ADD_CODE(&td, td.rtm->arg_offsets [n - signature->hasthis]);
808 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
813 store_arg (&td, ((guint8 *)td.ip)[1]);
817 load_local (&td, ((guint8 *)td.ip)[1]);
821 ADD_CODE(&td, MINT_LDLOCA_S);
822 ADD_CODE(&td, td.rtm->local_offsets [((guint8 *)td.ip)[1]]);
823 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
827 store_local (&td, ((guint8 *)td.ip)[1]);
831 SIMPLE_OP(td, MINT_LDNULL);
832 PUSH_TYPE(&td, STACK_TYPE_O, NULL);
835 SIMPLE_OP(td, MINT_LDC_I4_M1);
836 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
839 if (!td.is_bb_start[td.ip + 1 - td.il_code] && td.ip [1] == 0xfe && td.ip [2] == CEE_CEQ &&
840 td.sp > td.stack && td.sp [-1].type == STACK_TYPE_I4) {
841 SIMPLE_OP(td, MINT_CEQ0_I4);
844 SIMPLE_OP(td, MINT_LDC_I4_0);
845 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
849 if (!td.is_bb_start[td.ip + 1 - td.il_code] &&
850 (td.ip [1] == CEE_ADD || td.ip [1] == CEE_SUB) && td.sp [-1].type == STACK_TYPE_I4) {
851 ADD_CODE(&td, td.ip [1] == CEE_ADD ? MINT_ADD1_I4 : MINT_SUB1_I4);
854 SIMPLE_OP(td, MINT_LDC_I4_1);
855 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
865 SIMPLE_OP(td, (*td.ip - CEE_LDC_I4_0) + MINT_LDC_I4_0);
866 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
869 ADD_CODE(&td, MINT_LDC_I4_S);
870 ADD_CODE(&td, ((gint8 *) td.ip) [1]);
872 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
875 i32 = read32 (td.ip + 1);
876 ADD_CODE(&td, MINT_LDC_I4);
879 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
882 gint64 val = read64 (td.ip + 1);
883 ADD_CODE(&td, MINT_LDC_I8);
886 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I8);
891 readr4 (td.ip + 1, &val);
892 ADD_CODE(&td, MINT_LDC_R4);
895 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_R8);
900 readr8 (td.ip + 1, &val);
901 ADD_CODE(&td, MINT_LDC_R8);
904 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_R8);
908 int type = td.sp [-1].type;
909 MonoClass *klass = td.sp [-1].klass;
910 if (td.sp [-1].type == STACK_TYPE_VT)
911 g_warning ("dup of value type not implemented");
912 SIMPLE_OP(td, MINT_DUP);
913 PUSH_TYPE(&td, type, klass);
918 SIMPLE_OP(td, MINT_POP);
919 if (td.sp [-1].type == STACK_TYPE_VT) {
920 int size = mono_class_value_size (td.sp [-1].klass, NULL);
921 size = (size + 7) & ~7;
922 ADD_CODE(&td, MINT_VTRESULT);
931 if (td.sp > td.stack)
932 g_warning ("CEE_JMP: stack must be empty");
933 token = read32 (td.ip + 1);
934 m = mono_get_method_full (image, token, NULL, generic_context);
935 ADD_CODE(&td, MINT_JMP);
936 ADD_CODE(&td, get_data_item_index (&td, mono_interp_get_runtime_method (m)));
940 case CEE_CALLVIRT: /* Fall through */
941 case CEE_CALLI: /* Fall through */
944 MonoMethodSignature *csignature;
945 int virtual = *td.ip == CEE_CALLVIRT;
946 int calli = *td.ip == CEE_CALLI;
948 guint32 vt_stack_used = 0;
949 guint32 vt_res_size = 0;
954 token = read32 (td.ip + 1);
957 native = (method->wrapper_type != MONO_WRAPPER_DELEGATE_INVOKE && td.sp [-1].type == STACK_TYPE_I);
959 if (method->wrapper_type != MONO_WRAPPER_NONE)
960 csignature = (MonoMethodSignature *)mono_method_get_wrapper_data (method, token);
962 csignature = mono_metadata_parse_signature (image, token);
965 if (method->wrapper_type == MONO_WRAPPER_NONE)
966 m = mono_get_method_full (image, token, NULL, generic_context);
968 m = (MonoMethod *)mono_method_get_wrapper_data (method, token);
969 csignature = m->signature;
970 if (m->klass == mono_defaults.string_class) {
971 if (m->name [0] == 'g') {
972 if (strcmp (m->name, "get_Chars") == 0)
974 else if (strcmp (m->name, "get_Length") == 0)
977 } else if (m->klass == mono_defaults.array_class) {
978 if (strcmp (m->name, "get_Rank") == 0)
979 op = MINT_ARRAY_RANK;
980 else if (strcmp (m->name, "get_Length") == 0)
984 CHECK_STACK(&td, csignature->param_count + csignature->hasthis);
985 if (!calli && (!virtual || (m->flags & METHOD_ATTRIBUTE_VIRTUAL) == 0) &&
986 (m->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) == 0 &&
987 (m->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) == 0) {
988 int called_inited = mono_class_vtable (domain, m->klass)->initialized;
989 MonoMethodHeader *mheader = ((MonoMethodNormal*)m)->header;
991 if (/*mono_metadata_signature_equal (method->signature, m->signature) */ method == m && *(td.ip + 5) == CEE_RET) {
993 if (mono_interp_traceopt)
994 g_print ("Optimize tail call of %s.%s\n", m->klass->name, m->name);
995 for (i = csignature->param_count - 1; i >= 0; --i)
996 store_arg (&td, i + csignature->hasthis);
998 if (csignature->hasthis) {
999 ADD_CODE(&td, MINT_STTHIS);
1002 ADD_CODE(&td, MINT_BR_S);
1003 offset = body_start_offset - ((td.new_ip - 1) - td.new_code);
1004 ADD_CODE(&td, offset);
1005 if (!is_bb_start [td.ip + 5 - td.il_code])
1006 ++td.ip; /* gobble the CEE_RET if it isn't branched to */
1011 if (*mheader->code == CEE_RET && called_inited) {
1012 if (mono_interp_traceopt)
1013 g_print ("Inline (empty) call of %s.%s\n", m->klass->name, m->name);
1014 for (i = 0; i < csignature->param_count; i++)
1015 ADD_CODE(&td, MINT_POP); /*FIX: vt */
1016 if (csignature->hasthis) {
1018 ADD_CODE(&td, MINT_CKNULL);
1019 ADD_CODE(&td, MINT_POP);
1021 td.sp -= csignature->param_count + csignature->hasthis;
1027 if (method->wrapper_type == MONO_WRAPPER_NONE && m != NULL) {
1028 if (m->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)
1029 m = mono_marshal_get_native_wrapper (m);
1030 if (!virtual && m->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED)
1031 m = mono_marshal_get_synchronized_wrapper (m);
1033 g_assert (csignature->call_convention == MONO_CALL_DEFAULT || csignature->call_convention == MONO_CALL_C);
1034 td.sp -= csignature->param_count + csignature->hasthis;
1035 for (i = 0; i < csignature->param_count; ++i) {
1036 if (td.sp [i + csignature->hasthis].type == STACK_TYPE_VT) {
1038 if (csignature->pinvoke && method->wrapper_type != MONO_WRAPPER_NONE)
1039 size = mono_class_native_size (csignature->params [i]->data.klass, NULL);
1041 size = mono_class_value_size (csignature->params [i]->data.klass, NULL);
1042 size = (size + 7) & ~7;
1043 vt_stack_used += size;
1047 /* need to handle typedbyref ... */
1048 if (csignature->ret->type != MONO_TYPE_VOID) {
1049 int mt = mint_type(csignature->ret);
1050 MonoClass *klass = NULL;
1051 if (mt == MINT_TYPE_VT) {
1052 if (csignature->pinvoke && method->wrapper_type != MONO_WRAPPER_NONE)
1053 vt_res_size = mono_class_native_size (csignature->ret->data.klass, NULL);
1055 vt_res_size = mono_class_value_size (csignature->ret->data.klass, NULL);
1056 PUSH_VT(&td, vt_res_size);
1057 klass = csignature->ret->data.klass;
1058 } else if (mt == MINT_TYPE_O)
1059 klass = mono_class_from_mono_type (csignature->ret);
1060 PUSH_TYPE(&td, stack_type[mt], klass);
1066 #if SIZEOF_VOID_P == 8
1067 if (op == MINT_LDLEN)
1068 ADD_CODE(&td, MINT_CONV_I4_I8);
1072 ADD_CODE(&td, native ? MINT_CALLI_NAT : MINT_CALLI);
1074 ADD_CODE(&td, is_void ? MINT_VCALLVIRT : MINT_CALLVIRT);
1076 ADD_CODE(&td, is_void ? MINT_VCALL : MINT_CALL);
1077 ADD_CODE(&td, get_data_item_index (&td, calli? (void *)csignature : (void *)mono_interp_get_runtime_method (m)));
1080 if (vt_stack_used != 0 || vt_res_size != 0) {
1081 ADD_CODE(&td, MINT_VTRESULT);
1082 ADD_CODE(&td, vt_res_size);
1083 WRITE32(&td, &vt_stack_used);
1084 td.vt_sp -= vt_stack_used;
1090 if (signature->ret->type != MONO_TYPE_VOID) {
1092 if (mint_type(signature->ret) == MINT_TYPE_VT) {
1093 vt_size = mono_class_value_size (signature->ret->data.klass, NULL);
1094 vt_size = (vt_size + 7) & ~7;
1097 if (td.sp > td.stack)
1098 g_warning ("%s.%s: CEE_RET: more values on stack: %d", td.method->klass->name, td.method->name, td.sp - td.stack);
1099 if (td.vt_sp != vt_size)
1100 g_warning ("%s.%s: CEE_RET: value type stack: %d", td.method->klass->name, td.method->name, td.vt_sp);
1102 SIMPLE_OP(td, signature->ret->type == MONO_TYPE_VOID ? MINT_RET_VOID : MINT_RET);
1104 ADD_CODE(&td, MINT_RET_VT);
1105 WRITE32(&td, &vt_size);
1108 generating_code = 0;
1112 handle_branch (&td, MINT_BR_S, MINT_BR, 5 + read32 (td.ip + 1));
1114 generating_code = 0;
1117 handle_branch (&td, MINT_BR_S, MINT_BR, 2 + (gint8)td.ip [1]);
1119 generating_code = 0;
1122 one_arg_branch (&td, MINT_BRFALSE_I4, 5 + read32 (td.ip + 1));
1126 one_arg_branch (&td, MINT_BRFALSE_I4, 2 + (gint8)td.ip [1]);
1130 one_arg_branch (&td, MINT_BRTRUE_I4, 5 + read32 (td.ip + 1));
1134 one_arg_branch (&td, MINT_BRTRUE_I4, 2 + (gint8)td.ip [1]);
1138 two_arg_branch (&td, MINT_BEQ_I4, 5 + read32 (td.ip + 1));
1142 two_arg_branch (&td, MINT_BEQ_I4, 2 + (gint8) td.ip [1]);
1146 two_arg_branch (&td, MINT_BGE_I4, 5 + read32 (td.ip + 1));
1150 two_arg_branch (&td, MINT_BGE_I4, 2 + (gint8) td.ip [1]);
1154 two_arg_branch (&td, MINT_BGT_I4, 5 + read32 (td.ip + 1));
1158 two_arg_branch (&td, MINT_BGT_I4, 2 + (gint8) td.ip [1]);
1162 two_arg_branch (&td, MINT_BLT_I4, 5 + read32 (td.ip + 1));
1166 two_arg_branch (&td, MINT_BLT_I4, 2 + (gint8) td.ip [1]);
1170 two_arg_branch (&td, MINT_BLE_I4, 5 + read32 (td.ip + 1));
1174 two_arg_branch (&td, MINT_BLE_I4, 2 + (gint8) td.ip [1]);
1178 two_arg_branch (&td, MINT_BNE_UN_I4, 5 + read32 (td.ip + 1));
1182 two_arg_branch (&td, MINT_BNE_UN_I4, 2 + (gint8) td.ip [1]);
1186 two_arg_branch (&td, MINT_BGE_UN_I4, 5 + read32 (td.ip + 1));
1190 two_arg_branch (&td, MINT_BGE_UN_I4, 2 + (gint8) td.ip [1]);
1194 two_arg_branch (&td, MINT_BGT_UN_I4, 5 + read32 (td.ip + 1));
1198 two_arg_branch (&td, MINT_BGT_UN_I4, 2 + (gint8) td.ip [1]);
1202 two_arg_branch (&td, MINT_BLE_UN_I4, 5 + read32 (td.ip + 1));
1206 two_arg_branch (&td, MINT_BLE_UN_I4, 2 + (gint8) td.ip [1]);
1210 two_arg_branch (&td, MINT_BLT_UN_I4, 5 + read32 (td.ip + 1));
1214 two_arg_branch (&td, MINT_BLT_UN_I4, 2 + (gint8) td.ip [1]);
1219 const unsigned char *next_ip;
1220 const unsigned char *base_ip = td.ip;
1221 unsigned short *next_new_ip;
1224 ADD_CODE(&td, MINT_SWITCH);
1225 ADD_CODE(&td, * (unsigned short *)(&n));
1226 ADD_CODE(&td, * ((unsigned short *)&n + 1));
1228 next_ip = td.ip + n * 4;
1229 next_new_ip = td.new_ip + n * 2;
1230 for (i = 0; i < n; i++) {
1231 offset = read32 (td.ip);
1232 target = next_ip - td.il_code + offset;
1234 target = td.in_offsets [target] - (next_new_ip - td.new_code);
1236 int prev = td.forward_refs [target];
1237 td.forward_refs [td.ip - td.il_code] = prev;
1238 td.forward_refs [target] = td.ip - td.il_code;
1239 td.in_offsets [td.ip - td.il_code] = - (base_ip - td.il_code);
1241 ADD_CODE(&td, * (unsigned short *)(&target));
1242 ADD_CODE(&td, * ((unsigned short *)&target + 1));
1249 CHECK_STACK (&td, 1);
1250 SIMPLE_OP (td, MINT_LDIND_I1);
1251 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1254 CHECK_STACK (&td, 1);
1255 SIMPLE_OP (td, MINT_LDIND_U1);
1256 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1259 CHECK_STACK (&td, 1);
1260 SIMPLE_OP (td, MINT_LDIND_I2);
1261 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1264 CHECK_STACK (&td, 1);
1265 SIMPLE_OP (td, MINT_LDIND_U2);
1266 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1269 CHECK_STACK (&td, 1);
1270 SIMPLE_OP (td, MINT_LDIND_I4);
1271 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1274 CHECK_STACK (&td, 1);
1275 SIMPLE_OP (td, MINT_LDIND_U4);
1276 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1279 CHECK_STACK (&td, 1);
1280 SIMPLE_OP (td, MINT_LDIND_I8);
1281 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1284 CHECK_STACK (&td, 1);
1285 SIMPLE_OP (td, MINT_LDIND_I);
1286 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1289 CHECK_STACK (&td, 1);
1290 SIMPLE_OP (td, MINT_LDIND_R4);
1291 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1294 CHECK_STACK (&td, 1);
1295 SIMPLE_OP (td, MINT_LDIND_R8);
1296 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1299 CHECK_STACK (&td, 1);
1300 SIMPLE_OP (td, MINT_LDIND_REF);
1301 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_O);
1304 CHECK_STACK (&td, 2);
1305 SIMPLE_OP (td, MINT_STIND_REF);
1309 CHECK_STACK (&td, 2);
1310 SIMPLE_OP (td, MINT_STIND_I1);
1314 CHECK_STACK (&td, 2);
1315 SIMPLE_OP (td, MINT_STIND_I2);
1319 CHECK_STACK (&td, 2);
1320 SIMPLE_OP (td, MINT_STIND_I4);
1324 CHECK_STACK (&td, 2);
1325 SIMPLE_OP (td, MINT_STIND_I);
1329 CHECK_STACK (&td, 2);
1330 SIMPLE_OP (td, MINT_STIND_I8);
1334 CHECK_STACK (&td, 2);
1335 SIMPLE_OP (td, MINT_STIND_R4);
1339 CHECK_STACK (&td, 2);
1340 SIMPLE_OP (td, MINT_STIND_R8);
1344 binary_arith_op(&td, MINT_ADD_I4);
1348 binary_arith_op(&td, MINT_SUB_I4);
1352 binary_arith_op(&td, MINT_MUL_I4);
1356 binary_arith_op(&td, MINT_DIV_I4);
1360 binary_arith_op(&td, MINT_DIV_UN_I4);
1364 binary_int_op (&td, MINT_REM_I4);
1368 binary_int_op (&td, MINT_REM_UN_I4);
1372 binary_int_op (&td, MINT_AND_I4);
1376 binary_int_op (&td, MINT_OR_I4);
1380 binary_int_op (&td, MINT_XOR_I4);
1384 shift_op (&td, MINT_SHL_I4);
1388 shift_op (&td, MINT_SHR_I4);
1392 shift_op (&td, MINT_SHR_UN_I4);
1396 unary_arith_op (&td, MINT_NEG_I4);
1400 unary_arith_op (&td, MINT_NOT_I4);
1404 CHECK_STACK (&td, 1);
1405 switch (td.sp [-1].type) {
1407 ADD_CODE(&td, MINT_CONV_U1_R8);
1410 ADD_CODE(&td, MINT_CONV_U1_I4);
1413 ADD_CODE(&td, MINT_CONV_U1_I8);
1416 g_assert_not_reached ();
1419 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1422 CHECK_STACK (&td, 1);
1423 switch (td.sp [-1].type) {
1425 ADD_CODE(&td, MINT_CONV_I1_R8);
1428 ADD_CODE(&td, MINT_CONV_I1_I4);
1431 ADD_CODE(&td, MINT_CONV_I1_I8);
1434 g_assert_not_reached ();
1437 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1440 CHECK_STACK (&td, 1);
1441 switch (td.sp [-1].type) {
1443 ADD_CODE(&td, MINT_CONV_U2_R8);
1446 ADD_CODE(&td, MINT_CONV_U2_I4);
1449 ADD_CODE(&td, MINT_CONV_U2_I8);
1452 g_assert_not_reached ();
1455 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1458 CHECK_STACK (&td, 1);
1459 switch (td.sp [-1].type) {
1461 ADD_CODE(&td, MINT_CONV_I2_R8);
1464 ADD_CODE(&td, MINT_CONV_I2_I4);
1467 ADD_CODE(&td, MINT_CONV_I2_I8);
1470 g_assert_not_reached ();
1473 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1476 CHECK_STACK (&td, 1);
1477 switch (td.sp [-1].type) {
1479 #if SIZEOF_VOID_P == 4
1480 ADD_CODE(&td, MINT_CONV_U4_R8);
1482 ADD_CODE(&td, MINT_CONV_U8_R8);
1486 #if SIZEOF_VOID_P == 8
1487 ADD_CODE(&td, MINT_CONV_U8_I4);
1491 #if SIZEOF_VOID_P == 4
1492 ADD_CODE(&td, MINT_CONV_U4_I8);
1496 g_assert_not_reached ();
1499 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1502 CHECK_STACK (&td, 1);
1503 switch (td.sp [-1].type) {
1505 #if SIZEOF_VOID_P == 8
1506 ADD_CODE(&td, MINT_CONV_I8_R8);
1508 ADD_CODE(&td, MINT_CONV_I4_R8);
1512 #if SIZEOF_VOID_P == 8
1513 ADD_CODE(&td, MINT_CONV_I8_I4);
1521 #if SIZEOF_VOID_P == 4
1522 ADD_CODE(&td, MINT_CONV_I4_I8);
1526 g_assert_not_reached ();
1529 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1532 CHECK_STACK (&td, 1);
1533 switch (td.sp [-1].type) {
1535 ADD_CODE(&td, MINT_CONV_U4_R8);
1540 ADD_CODE(&td, MINT_CONV_U4_I8);
1543 #if SIZEOF_VOID_P == 8
1544 ADD_CODE(&td, MINT_CONV_U4_I8);
1548 g_assert_not_reached ();
1551 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1554 CHECK_STACK (&td, 1);
1555 switch (td.sp [-1].type) {
1557 ADD_CODE(&td, MINT_CONV_I4_R8);
1562 ADD_CODE(&td, MINT_CONV_I4_I8);
1565 #if SIZEOF_VOID_P == 8
1566 ADD_CODE(&td, MINT_CONV_I4_I8);
1570 g_assert_not_reached ();
1573 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1576 CHECK_STACK (&td, 1);
1577 switch (td.sp [-1].type) {
1579 ADD_CODE(&td, MINT_CONV_I8_R8);
1582 ADD_CODE(&td, MINT_CONV_I8_I4);
1587 #if SIZEOF_VOID_P == 4
1588 ADD_CODE(&td, MINT_CONV_I8_I4);
1592 g_assert_not_reached ();
1595 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1598 CHECK_STACK (&td, 1);
1599 switch (td.sp [-1].type) {
1601 ADD_CODE(&td, MINT_CONV_R4_R8);
1604 ADD_CODE(&td, MINT_CONV_R4_I8);
1607 ADD_CODE(&td, MINT_CONV_R4_I4);
1610 g_assert_not_reached ();
1613 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1616 CHECK_STACK (&td, 1);
1617 switch (td.sp [-1].type) {
1619 ADD_CODE(&td, MINT_CONV_R8_I4);
1622 ADD_CODE(&td, MINT_CONV_R8_I8);
1627 g_assert_not_reached ();
1630 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1633 CHECK_STACK (&td, 1);
1634 switch (td.sp [-1].type) {
1636 ADD_CODE(&td, MINT_CONV_U8_I4);
1641 ADD_CODE(&td, MINT_CONV_U8_R8);
1644 #if SIZEOF_VOID_P == 4
1645 ADD_CODE(&td, MINT_CONV_U8_I4);
1649 g_assert_not_reached ();
1652 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1658 vtklass = mono_class_get_full (image, read32 (ip), generic_context);
1661 memcpy (sp [0].data.p, sp [1].data.p, mono_class_value_size (vtklass, NULL));
1667 CHECK_STACK (&td, 1);
1669 token = read32 (td.ip + 1);
1671 if (method->wrapper_type != MONO_WRAPPER_NONE)
1672 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1674 klass = mono_class_get_full (image, token, generic_context);
1676 ADD_CODE(&td, MINT_LDOBJ);
1677 ADD_CODE(&td, get_data_item_index(&td, klass));
1678 if (klass->byval_arg.type == MONO_TYPE_VALUETYPE && !klass->byval_arg.data.klass->enumtype) {
1679 size = mono_class_value_size (klass, NULL);
1683 SET_TYPE(td.sp - 1, stack_type[mint_type(&klass->byval_arg)], klass);
1688 token = mono_metadata_token_index (read32 (td.ip + 1));
1690 if (method->wrapper_type != MONO_WRAPPER_NONE) {
1691 s = mono_string_new_wrapper(
1692 mono_method_get_wrapper_data (method, token));
1695 s = mono_ldstr (domain, image, token);
1696 ADD_CODE(&td, MINT_LDSTR);
1697 ADD_CODE(&td, get_data_item_index (&td, s));
1698 PUSH_TYPE(&td, STACK_TYPE_O, mono_defaults.string_class);
1703 MonoMethodSignature *csignature;
1704 guint32 vt_stack_used = 0;
1705 guint32 vt_res_size = 0;
1708 token = read32 (td.ip);
1711 if (method->wrapper_type != MONO_WRAPPER_NONE)
1712 m = (MonoMethod *)mono_method_get_wrapper_data (method, token);
1714 m = mono_get_method_full (image, token, NULL, generic_context);
1716 csignature = m->signature;
1718 td.sp -= csignature->param_count;
1719 ADD_CODE(&td, MINT_NEWOBJ);
1720 ADD_CODE(&td, get_data_item_index (&td, mono_interp_get_runtime_method (m)));
1721 if (klass->byval_arg.type == MONO_TYPE_VALUETYPE) {
1722 vt_res_size = mono_class_value_size (klass, NULL);
1723 PUSH_VT(&td, vt_res_size);
1725 for (i = 0; i < csignature->param_count; ++i) {
1726 int mt = mint_type(csignature->params [i]);
1727 if (mt == MINT_TYPE_VT) {
1728 gint32 size = mono_class_value_size (csignature->params [i]->data.klass, NULL);
1729 size = (size + 7) & ~7;
1730 vt_stack_used += size;
1733 if (vt_stack_used != 0 || vt_res_size != 0) {
1734 ADD_CODE(&td, MINT_VTRESULT);
1735 ADD_CODE(&td, vt_res_size);
1736 WRITE32(&td, &vt_stack_used);
1737 td.vt_sp -= vt_stack_used;
1739 PUSH_TYPE(&td, stack_type [mint_type (&klass->byval_arg)], klass);
1743 CHECK_STACK (&td, 1);
1744 token = read32 (td.ip + 1);
1745 klass = mono_class_get_full (image, token, generic_context);
1746 ADD_CODE(&td, MINT_CASTCLASS);
1747 ADD_CODE(&td, get_data_item_index (&td, klass));
1748 td.sp [-1].klass = klass;
1752 CHECK_STACK (&td, 1);
1753 token = read32 (td.ip + 1);
1754 klass = mono_class_get_full (image, token, generic_context);
1755 ADD_CODE(&td, MINT_ISINST);
1756 ADD_CODE(&td, get_data_item_index (&td, klass));
1760 switch (td.sp [-1].type) {
1764 ADD_CODE(&td, MINT_CONV_R_UN_I8);
1767 ADD_CODE(&td, MINT_CONV_R_UN_I4);
1770 g_assert_not_reached ();
1772 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1776 CHECK_STACK (&td, 1);
1777 token = read32 (td.ip + 1);
1779 if (method->wrapper_type != MONO_WRAPPER_NONE)
1780 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1782 klass = mono_class_get_full (image, token, generic_context);
1784 ADD_CODE(&td, MINT_UNBOX);
1785 ADD_CODE(&td, get_data_item_index (&td, klass));
1786 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
1790 CHECK_STACK (&td, 1);
1791 SIMPLE_OP (td, MINT_THROW);
1793 generating_code = 0;
1796 CHECK_STACK (&td, 1);
1797 token = read32 (td.ip + 1);
1798 field = mono_field_from_token (image, token, &klass, generic_context);
1799 mono_class_init (klass);
1800 mt = mint_type(field->type);
1801 ADD_CODE(&td, MINT_LDFLDA);
1802 ADD_CODE(&td, klass->valuetype ? field->offset - sizeof(MonoObject) : field->offset);
1804 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
1807 CHECK_STACK (&td, 1);
1808 token = read32 (td.ip + 1);
1809 field = mono_field_from_token (image, token, &klass, generic_context);
1810 mono_class_init (klass);
1811 mt = mint_type(field->type);
1812 if (klass->marshalbyref) {
1813 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_LDRMFLD_VT : MINT_LDRMFLD);
1814 ADD_CODE(&td, get_data_item_index (&td, field));
1816 ADD_CODE(&td, MINT_LDFLD_I1 + mt - MINT_TYPE_I1);
1817 ADD_CODE(&td, klass->valuetype ? field->offset - sizeof(MonoObject) : field->offset);
1820 if (mt == MINT_TYPE_VT) {
1821 int size = mono_class_value_size (field->type->data.klass, NULL);
1823 WRITE32(&td, &size);
1824 klass = field->type->data.klass;
1825 } else if (mt == MINT_TYPE_O)
1826 klass = mono_class_from_mono_type (field->type);
1828 SET_TYPE(td.sp - 1, stack_type [mt], klass);
1832 CHECK_STACK (&td, 2);
1833 token = read32 (td.ip + 1);
1834 field = mono_field_from_token (image, token, &klass, generic_context);
1835 mono_class_init (klass);
1836 mt = mint_type(field->type);
1837 if (klass->marshalbyref) {
1838 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_STRMFLD_VT : MINT_STRMFLD);
1839 ADD_CODE(&td, get_data_item_index (&td, field));
1841 ADD_CODE(&td, MINT_STFLD_I1 + mt - MINT_TYPE_I1);
1842 ADD_CODE(&td, klass->valuetype ? field->offset - sizeof(MonoObject) : field->offset);
1844 if (mt == MINT_TYPE_VT) {
1845 int size = mono_class_value_size (field->type->data.klass, NULL);
1847 WRITE32(&td, &size);
1853 token = read32 (td.ip + 1);
1854 field = mono_field_from_token (image, token, &klass, generic_context);
1855 ADD_CODE(&td, MINT_LDSFLDA);
1856 ADD_CODE(&td, get_data_item_index (&td, field));
1858 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
1861 token = read32 (td.ip + 1);
1862 field = mono_field_from_token (image, token, &klass, generic_context);
1863 mt = mint_type(field->type);
1864 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_LDSFLD_VT : MINT_LDSFLD);
1865 ADD_CODE(&td, get_data_item_index (&td, field));
1867 if (mt == MINT_TYPE_VT) {
1868 int size = mono_class_value_size (field->type->data.klass, NULL);
1870 WRITE32(&td, &size);
1871 klass = field->type->data.klass;
1873 if (mt == MINT_TYPE_O)
1874 klass = mono_class_from_mono_type (field->type);
1875 if (!domain->special_static_fields || !g_hash_table_lookup (domain->special_static_fields, field)) {
1876 if (mt == MINT_TYPE_O)
1877 td.new_ip [-2] = MINT_LDSFLD_O;
1878 else if (mt == MINT_TYPE_I4)
1879 td.new_ip [-2] = MINT_LDSFLD_I4;
1881 ADD_CODE(&td, get_data_item_index (&td, mono_class_vtable (domain, field->parent)));
1884 PUSH_TYPE(&td, stack_type [mt], klass);
1887 CHECK_STACK (&td, 1);
1888 token = read32 (td.ip + 1);
1889 field = mono_field_from_token (image, token, &klass, generic_context);
1890 mt = mint_type(field->type);
1891 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_STSFLD_VT : MINT_STSFLD);
1892 ADD_CODE(&td, get_data_item_index (&td, field));
1893 if (mt == MINT_TYPE_VT) {
1894 int size = mono_class_value_size (field->type->data.klass, NULL);
1896 WRITE32(&td, &size);
1903 token = read32 (td.ip + 1);
1905 if (method->wrapper_type != MONO_WRAPPER_NONE)
1906 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1908 klass = mono_class_get_full (image, token, generic_context);
1910 ADD_CODE(&td, td.sp [-1].type == STACK_TYPE_VT ? MINT_STOBJ_VT : MINT_STOBJ);
1911 ADD_CODE(&td, get_data_item_index (&td, klass));
1912 if (td.sp [-1].type == STACK_TYPE_VT) {
1913 size = mono_class_value_size (klass, NULL);
1914 size = (size + 7) & ~7;
1921 case CEE_CONV_OVF_I_UN:
1922 CHECK_STACK (&td, 1);
1923 switch (td.sp [-1].type) {
1925 #if SIZEOF_VOID_P == 8
1926 ADD_CODE(&td, MINT_CONV_OVF_I8_UN_R8);
1928 ADD_CODE(&td, MINT_CONV_OVF_I4_UN_R8);
1935 #if SIZEOF_VOID_P == 8
1936 ADD_CODE(&td, MINT_CONV_I8_U4);
1940 g_assert_not_reached ();
1943 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1946 case CEE_CONV_OVF_I8_UN:
1947 CHECK_STACK (&td, 1);
1948 switch (td.sp [-1].type) {
1950 ADD_CODE(&td, MINT_CONV_OVF_I8_UN_R8);
1955 ADD_CODE(&td, MINT_CONV_I8_U4);
1958 g_assert_not_reached ();
1961 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1966 CHECK_STACK (&td, 1);
1967 token = read32 (td.ip + 1);
1968 if (method->wrapper_type != MONO_WRAPPER_NONE)
1969 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1971 klass = mono_class_get_full (image, token, generic_context);
1972 g_assert (klass->valuetype);
1973 if (klass->byval_arg.type == MONO_TYPE_VALUETYPE && !klass->enumtype) {
1974 size = mono_class_value_size (klass, NULL);
1975 size = (size + 7) & ~7;
1978 ADD_CODE(&td, MINT_BOX);
1979 ADD_CODE(&td, get_data_item_index (&td, klass));
1980 SET_TYPE(td.sp - 1, STACK_TYPE_O, klass);
1985 CHECK_STACK (&td, 1);
1986 token = read32 (td.ip + 1);
1988 if (method->wrapper_type != MONO_WRAPPER_NONE)
1989 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1991 klass = mono_class_get_full (image, token, generic_context);
1993 ADD_CODE(&td, MINT_NEWARR);
1994 ADD_CODE(&td, get_data_item_index (&td, klass));
1995 SET_TYPE(td.sp - 1, STACK_TYPE_O, klass);
1999 CHECK_STACK (&td, 1);
2000 SIMPLE_OP (td, MINT_LDLEN);
2001 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2004 CHECK_STACK (&td, 2);
2006 token = read32 (td.ip + 1);
2008 if (method->wrapper_type != MONO_WRAPPER_NONE)
2009 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2011 klass = mono_class_get_full (image, token, generic_context);
2013 ADD_CODE(&td, MINT_LDELEMA);
2014 ADD_CODE(&td, get_data_item_index (&td, klass));
2017 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2020 CHECK_STACK (&td, 2);
2022 SIMPLE_OP (td, MINT_LDELEM_I1);
2024 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2027 CHECK_STACK (&td, 2);
2029 SIMPLE_OP (td, MINT_LDELEM_U1);
2031 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2034 CHECK_STACK (&td, 2);
2036 SIMPLE_OP (td, MINT_LDELEM_I2);
2038 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2041 CHECK_STACK (&td, 2);
2043 SIMPLE_OP (td, MINT_LDELEM_U2);
2045 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2048 CHECK_STACK (&td, 2);
2050 SIMPLE_OP (td, MINT_LDELEM_I4);
2052 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2055 CHECK_STACK (&td, 2);
2057 SIMPLE_OP (td, MINT_LDELEM_U4);
2059 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2062 CHECK_STACK (&td, 2);
2064 SIMPLE_OP (td, MINT_LDELEM_I8);
2066 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2069 CHECK_STACK (&td, 2);
2071 SIMPLE_OP (td, MINT_LDELEM_I);
2073 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2076 CHECK_STACK (&td, 2);
2078 SIMPLE_OP (td, MINT_LDELEM_R4);
2080 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
2083 CHECK_STACK (&td, 2);
2085 SIMPLE_OP (td, MINT_LDELEM_R8);
2087 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
2089 case CEE_LDELEM_REF:
2090 CHECK_STACK (&td, 2);
2092 SIMPLE_OP (td, MINT_LDELEM_REF);
2094 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_O);
2097 CHECK_STACK (&td, 3);
2099 SIMPLE_OP (td, MINT_STELEM_I);
2103 CHECK_STACK (&td, 3);
2105 SIMPLE_OP (td, MINT_STELEM_I1);
2109 CHECK_STACK (&td, 3);
2111 SIMPLE_OP (td, MINT_STELEM_I2);
2115 CHECK_STACK (&td, 3);
2117 SIMPLE_OP (td, MINT_STELEM_I4);
2121 CHECK_STACK (&td, 3);
2123 SIMPLE_OP (td, MINT_STELEM_I8);
2127 CHECK_STACK (&td, 3);
2129 SIMPLE_OP (td, MINT_STELEM_R4);
2133 CHECK_STACK (&td, 3);
2135 SIMPLE_OP (td, MINT_STELEM_R8);
2138 case CEE_STELEM_REF:
2139 CHECK_STACK (&td, 3);
2141 SIMPLE_OP (td, MINT_STELEM_REF);
2149 case CEE_CONV_OVF_U1:
2151 case CEE_CONV_OVF_I8:
2153 #if SIZEOF_VOID_P == 8
2154 case CEE_CONV_OVF_U:
2156 case CEE_REFANYVAL: ves_abort(); break;
2159 CHECK_STACK (&td, 1);
2160 SIMPLE_OP (td, MINT_CKFINITE);
2162 case CEE_CONV_OVF_I1:
2163 case CEE_CONV_OVF_I1_UN:
2164 CHECK_STACK (&td, 1);
2165 switch (td.sp [-1].type) {
2167 ADD_CODE(&td, MINT_CONV_OVF_I1_R8);
2170 ADD_CODE(&td, MINT_CONV_OVF_I1_I4);
2173 ADD_CODE(&td, MINT_CONV_OVF_I1_I8);
2176 g_assert_not_reached ();
2179 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2181 case CEE_CONV_OVF_U1:
2182 case CEE_CONV_OVF_U1_UN:
2183 CHECK_STACK (&td, 1);
2184 switch (td.sp [-1].type) {
2186 ADD_CODE(&td, MINT_CONV_OVF_U1_R8);
2189 ADD_CODE(&td, MINT_CONV_OVF_U1_I4);
2192 ADD_CODE(&td, MINT_CONV_OVF_U1_I8);
2195 g_assert_not_reached ();
2198 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2200 case CEE_CONV_OVF_I2:
2201 case CEE_CONV_OVF_I2_UN:
2202 CHECK_STACK (&td, 1);
2203 switch (td.sp [-1].type) {
2205 ADD_CODE(&td, MINT_CONV_OVF_I2_R8);
2208 ADD_CODE(&td, MINT_CONV_OVF_I2_I4);
2211 ADD_CODE(&td, MINT_CONV_OVF_I2_I8);
2214 g_assert_not_reached ();
2217 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2219 case CEE_CONV_OVF_U2_UN:
2220 case CEE_CONV_OVF_U2:
2221 CHECK_STACK (&td, 1);
2222 switch (td.sp [-1].type) {
2224 ADD_CODE(&td, MINT_CONV_OVF_U2_R8);
2227 ADD_CODE(&td, MINT_CONV_OVF_U2_I4);
2230 ADD_CODE(&td, MINT_CONV_OVF_U2_I8);
2233 g_assert_not_reached ();
2236 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2238 #if SIZEOF_VOID_P == 4
2239 case CEE_CONV_OVF_I:
2241 case CEE_CONV_OVF_I4:
2242 case CEE_CONV_OVF_I4_UN:
2243 CHECK_STACK (&td, 1);
2244 switch (td.sp [-1].type) {
2246 ADD_CODE(&td, MINT_CONV_OVF_I4_R8);
2249 if (*td.ip == CEE_CONV_OVF_I4_UN)
2250 ADD_CODE(&td, MINT_CONV_OVF_I4_U4);
2253 ADD_CODE(&td, MINT_CONV_OVF_I4_I8);
2256 g_assert_not_reached ();
2259 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2261 #if SIZEOF_VOID_P == 4
2262 case CEE_CONV_OVF_U:
2264 case CEE_CONV_OVF_U4:
2265 case CEE_CONV_OVF_U4_UN:
2266 CHECK_STACK (&td, 1);
2267 switch (td.sp [-1].type) {
2269 ADD_CODE(&td, MINT_CONV_OVF_U4_R8);
2272 if (*td.ip != CEE_CONV_OVF_U4_UN)
2273 ADD_CODE(&td, MINT_CONV_OVF_U4_I4);
2276 ADD_CODE(&td, MINT_CONV_OVF_U4_I8);
2279 g_assert_not_reached ();
2282 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2284 #if SIZEOF_VOID_P == 8
2285 case CEE_CONV_OVF_I:
2287 case CEE_CONV_OVF_I8:
2288 CHECK_STACK (&td, 1);
2289 switch (td.sp [-1].type) {
2291 ADD_CODE(&td, MINT_CONV_OVF_I8_R8);
2294 ADD_CODE(&td, MINT_CONV_I8_I4);
2299 g_assert_not_reached ();
2302 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2304 #if SIZEOF_VOID_P == 8
2305 case CEE_CONV_OVF_U:
2307 case CEE_CONV_OVF_U8:
2308 CHECK_STACK (&td, 1);
2309 switch (td.sp [-1].type) {
2311 ADD_CODE(&td, MINT_CONV_OVF_U8_R8);
2314 ADD_CODE(&td, MINT_CONV_OVF_U8_I4);
2319 g_assert_not_reached ();
2322 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2327 token = read32 (td.ip + 1);
2328 handle = mono_ldtoken (image, token, &klass, generic_context);
2329 mt = mint_type(&klass->byval_arg);
2330 g_assert (mt == MINT_TYPE_VT);
2331 size = mono_class_value_size (klass, NULL);
2332 g_assert (size == sizeof(gpointer));
2333 PUSH_VT(&td, sizeof(gpointer));
2334 ADD_CODE(&td, MINT_LDTOKEN);
2335 ADD_CODE(&td, get_data_item_index (&td, handle));
2336 PUSH_SIMPLE_TYPE(&td, stack_type [mt]);
2341 binary_arith_op(&td, MINT_ADD_OVF_I4);
2344 case CEE_ADD_OVF_UN:
2345 binary_arith_op(&td, MINT_ADD_OVF_UN_I4);
2349 binary_arith_op(&td, MINT_MUL_OVF_I4);
2352 case CEE_MUL_OVF_UN:
2353 binary_arith_op(&td, MINT_MUL_OVF_UN_I4);
2357 binary_arith_op(&td, MINT_SUB_OVF_I4);
2360 case CEE_SUB_OVF_UN:
2361 binary_arith_op(&td, MINT_SUB_OVF_UN_I4);
2364 case CEE_ENDFINALLY:
2365 SIMPLE_OP (td, MINT_ENDFINALLY);
2366 generating_code = 0;
2370 handle_branch (&td, MINT_LEAVE_S, MINT_LEAVE, 5 + read32 (td.ip + 1));
2372 generating_code = 0;
2376 handle_branch (&td, MINT_LEAVE_S, MINT_LEAVE, 2 + (gint8)td.ip [1]);
2378 generating_code = 0;
2383 case CEE_MONO_FUNC1:
2384 ADD_CODE(&td, MINT_MONO_CONV1);
2385 ADD_CODE(&td, *(td.ip + 1));
2387 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2389 case CEE_MONO_PROC2:
2390 CHECK_STACK (&td, 2);
2391 ADD_CODE(&td, MINT_MONO_CONV2);
2392 ADD_CODE(&td, *(td.ip + 1));
2396 case CEE_MONO_PROC3:
2397 CHECK_STACK (&td, 3);
2398 ADD_CODE(&td, MINT_MONO_CONV3);
2399 ADD_CODE(&td, *(td.ip + 1));
2403 case CEE_MONO_VTADDR: {
2405 CHECK_STACK (&td, 1);
2406 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
2407 size = mono_class_native_size(td.sp [-1].klass, NULL);
2409 size = mono_class_value_size(td.sp [-1].klass, NULL);
2410 size = (size + 7) & ~7;
2411 ADD_CODE(&td, MINT_VTRESULT);
2413 WRITE32(&td, &size);
2416 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2419 case CEE_MONO_LDPTR:
2420 token = read32 (td.ip + 1);
2422 ADD_CODE(&td, MINT_MONO_LDPTR);
2423 ADD_CODE(&td, get_data_item_index (&td, mono_method_get_wrapper_data (method, token)));
2424 td.sp [0].type = STACK_TYPE_I;
2428 CHECK_STACK (&td, 1);
2429 ADD_CODE(&td, MINT_MONO_FREE);
2433 case CEE_MONO_OBJADDR:
2434 CHECK_STACK (&td, 1);
2436 td.sp[-1].type = STACK_TYPE_MP;
2439 case CEE_MONO_NEWOBJ:
2440 token = read32 (td.ip + 1);
2442 ADD_CODE(&td, MINT_MONO_NEWOBJ);
2443 ADD_CODE(&td, get_data_item_index (&td, mono_method_get_wrapper_data (method, token)));
2444 td.sp [0].type = STACK_TYPE_O;
2447 case CEE_MONO_RETOBJ:
2448 CHECK_STACK (&td, 1);
2449 token = read32 (td.ip + 1);
2451 ADD_CODE(&td, MINT_MONO_RETOBJ);
2454 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2456 /*stackval_from_data (signature->ret, frame->retval, sp->data.vt, signature->pinvoke);*/
2458 if (td.sp > td.stack)
2459 g_warning ("CEE_MONO_RETOBJ: more values on stack: %d", td.sp-td.stack);
2461 case CEE_MONO_LDNATIVEOBJ:
2462 token = read32 (td.ip + 1);
2464 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2465 g_assert(klass->valuetype);
2466 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2468 case CEE_MONO_SAVE_LMF:
2469 case CEE_MONO_RESTORE_LMF:
2473 g_error ("transform.c: Unimplemented opcode: 0xF0 %02x at 0x%x\n", *td.ip, td.ip-header->code);
2483 case CEE_PREFIXREF: ves_abort(); break;
2486 * Note: Exceptions thrown when executing a prefixed opcode need
2487 * to take into account the number of prefix bytes (usually the
2488 * throw point is just (ip - n_prefix_bytes).
2494 case CEE_ARGLIST: ves_abort(); break;
2497 CHECK_STACK(&td, 2);
2498 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2499 ADD_CODE(&td, MINT_CEQ_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2501 ADD_CODE(&td, MINT_CEQ_I4 + td.sp [-1].type - STACK_TYPE_I4);
2503 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2507 CHECK_STACK(&td, 2);
2508 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2509 ADD_CODE(&td, MINT_CGT_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2511 ADD_CODE(&td, MINT_CGT_I4 + td.sp [-1].type - STACK_TYPE_I4);
2513 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2517 CHECK_STACK(&td, 2);
2518 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2519 ADD_CODE(&td, MINT_CGT_UN_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2521 ADD_CODE(&td, MINT_CGT_UN_I4 + td.sp [-1].type - STACK_TYPE_I4);
2523 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2527 CHECK_STACK(&td, 2);
2528 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2529 ADD_CODE(&td, MINT_CLT_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2531 ADD_CODE(&td, MINT_CLT_I4 + td.sp [-1].type - STACK_TYPE_I4);
2533 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2537 CHECK_STACK(&td, 2);
2538 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2539 ADD_CODE(&td, MINT_CLT_UN_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2541 ADD_CODE(&td, MINT_CLT_UN_I4 + td.sp [-1].type - STACK_TYPE_I4);
2543 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2546 case CEE_LDVIRTFTN: /* fallthrough */
2549 if (*td.ip == CEE_LDVIRTFTN) {
2550 CHECK_STACK (&td, 1);
2553 token = read32 (td.ip + 1);
2554 if (method->wrapper_type != MONO_WRAPPER_NONE)
2555 m = (MonoMethod *)mono_method_get_wrapper_data (method, token);
2557 m = mono_get_method_full (image, token, NULL, generic_context);
2559 if (method->wrapper_type == MONO_WRAPPER_NONE && m->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED)
2560 m = mono_marshal_get_synchronized_wrapper (m);
2562 ADD_CODE(&td, *td.ip == CEE_LDFTN ? MINT_LDFTN : MINT_LDVIRTFTN);
2563 ADD_CODE(&td, get_data_item_index (&td, mono_interp_get_runtime_method (m)));
2565 PUSH_SIMPLE_TYPE (&td, STACK_TYPE_F);
2569 load_arg (&td, read16 (td.ip + 1));
2573 int n = read16 (td.ip + 1);
2574 if (n == 0 && signature->hasthis)
2575 ADD_CODE(&td, MINT_LDTHISA);
2577 ADD_CODE(&td, MINT_LDARGA);
2578 ADD_CODE(&td, td.rtm->arg_offsets [n - signature->hasthis]); /* FIX for large offsets */
2580 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
2585 store_arg (&td, read16 (td.ip + 1));
2589 load_local (&td, read16 (td.ip + 1));
2593 ADD_CODE(&td, MINT_LDLOCA_S);
2594 ADD_CODE(&td, td.rtm->local_offsets [read16 (td.ip + 1)]);
2595 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
2599 store_local (&td, read16 (td.ip + 1));
2603 CHECK_STACK (&td, 1);
2604 #if SIZEOF_VOID_P == 8
2605 if (td.sp [-1].type == STACK_TYPE_I8)
2606 ADD_CODE(&td, MINT_CONV_I4_I8);
2608 ADD_CODE(&td, MINT_LOCALLOC);
2609 if (td.sp != td.stack + 1)
2610 g_warning("CEE_LOCALLOC: stack not empty");
2612 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2615 case CEE_UNUSED57: ves_abort(); break;
2616 case CEE_ENDFILTER: ves_abort(); break;
2618 case CEE_UNALIGNED_:
2620 /* FIX: should do something? */;
2624 /* FIX: should do something? */;
2628 /* FIX: should do something? */;
2631 CHECK_STACK(&td, 1);
2632 token = read32 (td.ip + 1);
2633 klass = mono_class_get_full (image, token, generic_context);
2634 ADD_CODE(&td, MINT_INITOBJ);
2635 i32 = mono_class_value_size (klass, NULL);
2641 CHECK_STACK(&td, 3);
2642 /* FIX? convert length to I8? */
2643 ADD_CODE(&td, MINT_CPBLK);
2648 case CEE_CONSTRAINED_: {
2650 /* FIXME: implement */
2652 token = read32 (ip);
2658 CHECK_STACK(&td, 3);
2659 ADD_CODE(&td, MINT_INITBLK);
2664 /* FIXME: implement */
2669 SIMPLE_OP (td, MINT_RETHROW);
2670 generating_code = 0;
2675 token = read32 (td.ip + 1);
2677 if (mono_metadata_token_table (token) == MONO_TABLE_TYPESPEC) {
2678 MonoType *type = mono_type_create_from_typespec (image, token);
2679 size = mono_type_size (type, &align);
2681 MonoClass *szclass = mono_class_get_full (image, token, generic_context);
2682 mono_class_init (szclass);
2684 if (!szclass->valuetype)
2685 THROW_EX (mono_exception_from_name (mono_defaults.corlib, "System", "InvalidProgramException"), ip - 5);
2687 size = mono_class_value_size (szclass, &align);
2689 ADD_CODE(&td, MINT_LDC_I4);
2690 WRITE32(&td, &size);
2691 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
2695 case CEE_REFANYTYPE: ves_abort(); break;
2698 g_error ("transform.c: Unimplemented opcode: 0xFE %02x at 0x%x\n", *td.ip, td.ip-header->code);
2702 g_error ("transform.c: Unimplemented opcode: %02x at 0x%x\n", *td.ip, td.ip-header->code);
2705 if (td.new_ip - td.new_code != new_in_start_offset)
2706 td.last_new_ip = td.new_code + new_in_start_offset;
2707 else if (td.is_bb_start [td.in_start - td.il_code])
2708 td.is_bb_start [td.ip - td.il_code] = 1;
2710 td.last_ip = td.in_start;
2713 if (mono_interp_traceopt) {
2714 const guint16 *p = td.new_code;
2715 printf("Runtime method: %p, VT stack size: %d\n", rtm, td.max_vt_sp);
2716 printf("Calculated stack size: %d, stated size: %d\n", td.max_stack_height, header->max_stack);
2717 while (p < td.new_ip) {
2718 p = mono_interp_dis_mintop(td.new_code, p);
2723 rtm->clauses = mono_mempool_alloc (domain->mp, header->num_clauses * sizeof(MonoExceptionClause));
2724 memcpy (rtm->clauses, header->clauses, header->num_clauses * sizeof(MonoExceptionClause));
2725 rtm->code = mono_mempool_alloc (domain->mp, (td.new_ip - td.new_code) * sizeof(gushort));
2726 memcpy (rtm->code, td.new_code, (td.new_ip - td.new_code) * sizeof(gushort));
2727 g_free (td.new_code);
2728 rtm->new_body_start = rtm->code + body_start_offset;
2729 rtm->num_clauses = header->num_clauses;
2730 for (i = 0; i < header->num_clauses; i++) {
2731 MonoExceptionClause *c = rtm->clauses + i;
2732 int end_off = c->try_offset + c->try_len;
2733 c->try_offset = td.in_offsets [c->try_offset];
2734 c->try_len = td.in_offsets [end_off] - c->try_offset;
2735 end_off = c->handler_offset + c->handler_len;
2736 c->handler_offset = td.in_offsets [c->handler_offset];
2737 c->handler_len = td.in_offsets [end_off] - c->handler_offset;
2739 rtm->vt_stack_size = td.max_vt_sp;
2740 rtm->alloca_size = rtm->locals_size + rtm->args_size + rtm->vt_stack_size + rtm->stack_size;
2741 rtm->data_items = mono_mempool_alloc (domain->mp, td.n_data_items * sizeof (td.data_items [0]));
2742 memcpy (rtm->data_items, td.data_items, td.n_data_items * sizeof (td.data_items [0]));
2743 g_free (td.in_offsets);
2744 g_free (td.forward_refs);
2745 for (i = 0; i < header->code_size; ++i)
2746 g_free (td.stack_state [i]);
2747 g_free (td.stack_state);
2748 g_free (td.stack_height);
2749 g_free (td.vt_stack_size);
2750 g_free (td.data_items);
2751 g_hash_table_destroy (td.data_hash);
2754 static CRITICAL_SECTION calc_section;
2757 mono_interp_transform_init (void)
2759 InitializeCriticalSection(&calc_section);
2763 mono_interp_transform_method (RuntimeMethod *runtime_method, ThreadContext *context)
2765 int i, align, size, offset;
2766 MonoMethod *method = runtime_method->method;
2767 MonoImage *image = method->klass->image;
2768 MonoMethodHeader *header = ((MonoMethodNormal*)method)->header;
2769 MonoMethodSignature *signature = method->signature;
2770 register const unsigned char *ip, *end;
2771 const MonoOpcode *opcode;
2774 MonoDomain *domain = mono_domain_get ();
2775 unsigned char *is_bb_start;
2777 MonoVTable *method_class_vt;
2779 MonoGenericContext *generic_context = NULL;
2781 method_class_vt = mono_class_vtable (domain, runtime_method->method->klass);
2782 if (!method_class_vt->initialized) {
2784 MonoInvocation *last_env_frame = context->env_frame;
2785 jmp_buf *old_env = context->current_env;
2788 MonoException *failed = context->env_frame->ex;
2789 context->env_frame->ex = NULL;
2790 context->env_frame = last_env_frame;
2791 context->current_env = old_env;
2794 context->env_frame = context->current_frame;
2795 context->current_env = &env;
2796 mono_runtime_class_init (method_class_vt);
2797 context->env_frame = last_env_frame;
2798 context->current_env = old_env;
2801 mono_profiler_method_jit (method); /* sort of... */
2803 if (method->signature->is_inflated)
2804 generic_context = ((MonoMethodInflated *) method)->context;
2806 if (method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME)) {
2807 MonoMethod *nm = NULL;
2808 EnterCriticalSection(&calc_section);
2809 if (runtime_method->transformed) {
2810 LeaveCriticalSection(&calc_section);
2811 mono_profiler_method_end_jit (method, MONO_PROFILE_OK);
2815 /* assumes all internal calls with an array this are built in... */
2816 if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL &&
2817 (!method->signature->hasthis || method->klass->rank == 0)) {
2818 runtime_method->code = g_malloc(sizeof(short));
2819 runtime_method->code[0] = MINT_CALLINT;
2820 if (method->addr == NULL)
2821 method->addr = mono_lookup_internal_call (method);
2822 runtime_method->func = mono_arch_create_trampoline (method->signature, method->string_ctor);
2824 const char *name = method->name;
2825 if (method->klass->parent == mono_defaults.multicastdelegate_class) {
2826 if (*name == 'I' && (strcmp (name, "Invoke") == 0)) {
2827 nm = mono_marshal_get_delegate_invoke (method);
2828 } else if (*name == 'B' && (strcmp (name, "BeginInvoke") == 0)) {
2829 nm = mono_marshal_get_delegate_begin_invoke (method);
2830 } else if (*name == 'E' && (strcmp (name, "EndInvoke") == 0)) {
2831 nm = mono_marshal_get_delegate_end_invoke (method);
2835 runtime_method->code = g_malloc(sizeof(short));
2836 runtime_method->code[0] = MINT_CALLRUN;
2840 runtime_method->stack_size = sizeof (stackval); /* for tracing */
2841 runtime_method->alloca_size = runtime_method->stack_size;
2842 runtime_method->transformed = TRUE;
2843 LeaveCriticalSection(&calc_section);
2844 mono_profiler_method_end_jit (method, MONO_PROFILE_OK);
2848 header = ((MonoMethodNormal *)nm)->header;
2849 LeaveCriticalSection(&calc_section);
2851 g_assert ((signature->param_count + signature->hasthis) < 1000);
2852 g_assert (header->max_stack < 10000);
2853 /* intern the strings in the method. */
2855 end = ip + header->code_size;
2857 is_bb_start = g_malloc0(header->code_size);
2858 is_bb_start [0] = 1;
2865 else if (in == 0xf0) {
2867 in = *ip + MONO_CEE_MONO_FUNC1;
2869 opcode = &mono_opcodes [in];
2870 switch (opcode->argument) {
2871 case MonoInlineNone:
2874 case MonoInlineString:
2875 if (method->wrapper_type == MONO_WRAPPER_NONE)
2876 mono_ldstr (domain, image, mono_metadata_token_index (read32 (ip + 1)));
2879 case MonoInlineType:
2880 if (method->wrapper_type == MONO_WRAPPER_NONE) {
2881 class = mono_class_get_full (image, read32 (ip + 1), generic_context);
2882 mono_class_init (class);
2883 if (!(class->flags & TYPE_ATTRIBUTE_INTERFACE))
2884 mono_class_vtable (domain, class);
2888 case MonoInlineMethod:
2889 if (method->wrapper_type == MONO_WRAPPER_NONE && *ip != CEE_CALLI) {
2890 m = mono_get_method_full (image, read32 (ip + 1), NULL, generic_context);
2892 g_free (is_bb_start);
2893 return mono_get_exception_missing_method ();
2895 mono_class_init (m->klass);
2896 if (!(m->klass->flags & TYPE_ATTRIBUTE_INTERFACE))
2897 mono_class_vtable (domain, m->klass);
2901 case MonoInlineField:
2905 case MonoShortInlineR:
2908 case MonoInlineBrTarget:
2909 offset = read32 (ip + 1);
2911 backwards = offset < 0;
2912 offset += ip - header->code;
2913 g_assert (offset >= 0 && offset < header->code_size);
2914 is_bb_start [offset] |= backwards ? 2 : 1;
2916 case MonoShortInlineBrTarget:
2917 offset = ((gint8 *)ip) [1];
2919 backwards = offset < 0;
2920 offset += ip - header->code;
2921 g_assert (offset >= 0 && offset < header->code_size);
2922 is_bb_start [offset] |= backwards ? 2 : 1;
2927 case MonoShortInlineVar:
2928 case MonoShortInlineI:
2931 case MonoInlineSwitch: {
2933 const unsigned char *next_ip;
2937 next_ip = ip + 4 * n;
2938 for (i = 0; i < n; i++) {
2939 offset = read32 (ip);
2940 backwards = offset < 0;
2941 offset += next_ip - header->code;
2942 g_assert (offset >= 0 && offset < header->code_size);
2943 is_bb_start [offset] |= backwards ? 2 : 1;
2953 g_assert_not_reached ();
2957 /* the rest needs to be locked so it is only done once */
2958 EnterCriticalSection(&calc_section);
2959 if (runtime_method->transformed) {
2960 LeaveCriticalSection(&calc_section);
2961 g_free (is_bb_start);
2962 mono_profiler_method_end_jit (method, MONO_PROFILE_OK);
2966 runtime_method->local_offsets = g_malloc (header->num_locals * sizeof(guint32));
2967 runtime_method->stack_size = (sizeof (stackval) + 2) * header->max_stack; /* + 1 for returns of called functions + 1 for 0-ing in trace*/
2968 runtime_method->stack_size = (runtime_method->stack_size + 7) & ~7;
2970 for (i = 0; i < header->num_locals; ++i) {
2971 size = mono_type_size (header->locals [i], &align);
2972 offset += align - 1;
2973 offset &= ~(align - 1);
2974 runtime_method->local_offsets [i] = offset;
2977 offset = (offset + 7) & ~7;
2978 runtime_method->locals_size = offset;
2979 g_assert (runtime_method->locals_size < 65536);
2981 runtime_method->arg_offsets = g_malloc(signature->param_count * sizeof(guint32));
2982 for (i = 0; i < signature->param_count; ++i) {
2983 if (signature->pinvoke) {
2984 size = mono_type_native_stack_size (signature->params [i], &align);
2988 size = mono_type_stack_size (signature->params [i], &align);
2989 offset += align - 1;
2990 offset &= ~(align - 1);
2991 runtime_method->arg_offsets [i] = offset;
2994 offset = (offset + 7) & ~7;
2995 runtime_method->args_size = offset;
2996 g_assert (runtime_method->args_size < 10000);
2998 generate(method, runtime_method, is_bb_start);
3000 g_free (is_bb_start);
3002 mono_profiler_method_end_jit (method, MONO_PROFILE_OK);
3003 runtime_method->transformed = TRUE;
3004 LeaveCriticalSection(&calc_section);