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 && mono_method_signature (td->method)->hasthis) {
440 if (td->method->klass->valuetype)
444 klass = td->method->klass;
446 ADD_CODE(td, MINT_LDTHIS);
449 n -= mono_method_signature (td->method)->hasthis;
450 type = mono_method_signature (td->method)->params [n];
451 mt = mint_type (type);
452 if (mt == MINT_TYPE_VT) {
454 if (mono_method_signature (td->method)->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 && mono_method_signature (td->method)->hasthis)
479 ADD_CODE(td, MINT_STTHIS);
482 n -= mono_method_signature (td->method)->hasthis;
483 type = mono_method_signature (td->method)->params [n];
484 mt = mint_type (type);
485 if (mt == MINT_TYPE_VT) {
487 if (mono_method_signature (td->method)->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 = mono_method_signature (td->method)->params [n];
508 int mt = mint_type (type);
509 if (mt == MINT_TYPE_VT) {
511 if (mono_method_signature (td->method)->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 = mono_method_get_header (method);
615 MonoMethodSignature *signature = mono_method_signature (method);
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 (mono_method_signature (method)->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_name (*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 gint32 size = mono_class_value_size (klass, NULL);
913 ADD_CODE(&td, MINT_DUP_VT);
917 SIMPLE_OP(td, MINT_DUP);
918 PUSH_TYPE(&td, type, klass);
923 SIMPLE_OP(td, MINT_POP);
924 if (td.sp [-1].type == STACK_TYPE_VT) {
925 int size = mono_class_value_size (td.sp [-1].klass, NULL);
926 size = (size + 7) & ~7;
927 ADD_CODE(&td, MINT_VTRESULT);
936 if (td.sp > td.stack)
937 g_warning ("CEE_JMP: stack must be empty");
938 token = read32 (td.ip + 1);
939 m = mono_get_method_full (image, token, NULL, generic_context);
940 ADD_CODE(&td, MINT_JMP);
941 ADD_CODE(&td, get_data_item_index (&td, mono_interp_get_runtime_method (m)));
945 case CEE_CALLVIRT: /* Fall through */
946 case CEE_CALLI: /* Fall through */
949 MonoMethodSignature *csignature;
950 int virtual = *td.ip == CEE_CALLVIRT;
951 int calli = *td.ip == CEE_CALLI;
953 guint32 vt_stack_used = 0;
954 guint32 vt_res_size = 0;
959 token = read32 (td.ip + 1);
962 native = (method->wrapper_type != MONO_WRAPPER_DELEGATE_INVOKE && td.sp [-1].type == STACK_TYPE_I);
964 if (method->wrapper_type != MONO_WRAPPER_NONE)
965 csignature = (MonoMethodSignature *)mono_method_get_wrapper_data (method, token);
967 csignature = mono_metadata_parse_signature (image, token);
970 if (method->wrapper_type == MONO_WRAPPER_NONE)
971 m = mono_get_method_full (image, token, NULL, generic_context);
973 m = (MonoMethod *)mono_method_get_wrapper_data (method, token);
974 csignature = mono_method_signature (m);
975 if (m->klass == mono_defaults.string_class) {
976 if (m->name [0] == 'g') {
977 if (strcmp (m->name, "get_Chars") == 0)
979 else if (strcmp (m->name, "get_Length") == 0)
982 } else if (m->klass == mono_defaults.array_class) {
983 if (strcmp (m->name, "get_Rank") == 0)
984 op = MINT_ARRAY_RANK;
985 else if (strcmp (m->name, "get_Length") == 0)
989 CHECK_STACK(&td, csignature->param_count + csignature->hasthis);
990 if (!calli && (!virtual || (m->flags & METHOD_ATTRIBUTE_VIRTUAL) == 0) &&
991 (m->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) == 0 &&
992 (m->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) == 0) {
993 int called_inited = mono_class_vtable (domain, m->klass)->initialized;
994 MonoMethodHeader *mheader = mono_method_get_header (m);
996 if (/*mono_metadata_signature_equal (method->signature, m->signature) */ method == m && *(td.ip + 5) == CEE_RET) {
998 if (mono_interp_traceopt)
999 g_print ("Optimize tail call of %s.%s\n", m->klass->name, m->name);
1000 for (i = csignature->param_count - 1; i >= 0; --i)
1001 store_arg (&td, i + csignature->hasthis);
1003 if (csignature->hasthis) {
1004 ADD_CODE(&td, MINT_STTHIS);
1007 ADD_CODE(&td, MINT_BR_S);
1008 offset = body_start_offset - ((td.new_ip - 1) - td.new_code);
1009 ADD_CODE(&td, offset);
1010 if (!is_bb_start [td.ip + 5 - td.il_code])
1011 ++td.ip; /* gobble the CEE_RET if it isn't branched to */
1015 /* mheader might not exist if this is a delegate invoc, etc */
1016 if (mheader && *mheader->code == CEE_RET && called_inited) {
1017 if (mono_interp_traceopt)
1018 g_print ("Inline (empty) call of %s.%s\n", m->klass->name, m->name);
1019 for (i = 0; i < csignature->param_count; i++)
1020 ADD_CODE(&td, MINT_POP); /*FIX: vt */
1021 if (csignature->hasthis) {
1023 ADD_CODE(&td, MINT_CKNULL);
1024 ADD_CODE(&td, MINT_POP);
1026 td.sp -= csignature->param_count + csignature->hasthis;
1032 if (method->wrapper_type == MONO_WRAPPER_NONE && m != NULL) {
1033 if (m->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)
1034 m = mono_marshal_get_native_wrapper (m);
1035 if (!virtual && m->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED)
1036 m = mono_marshal_get_synchronized_wrapper (m);
1038 g_assert (csignature->call_convention == MONO_CALL_DEFAULT || csignature->call_convention == MONO_CALL_C);
1039 td.sp -= csignature->param_count + csignature->hasthis;
1040 for (i = 0; i < csignature->param_count; ++i) {
1041 if (td.sp [i + csignature->hasthis].type == STACK_TYPE_VT) {
1043 if (csignature->pinvoke && method->wrapper_type != MONO_WRAPPER_NONE)
1044 size = mono_class_native_size (csignature->params [i]->data.klass, NULL);
1046 size = mono_class_value_size (csignature->params [i]->data.klass, NULL);
1047 size = (size + 7) & ~7;
1048 vt_stack_used += size;
1052 /* need to handle typedbyref ... */
1053 if (csignature->ret->type != MONO_TYPE_VOID) {
1054 int mt = mint_type(csignature->ret);
1055 MonoClass *klass = NULL;
1056 if (mt == MINT_TYPE_VT) {
1057 if (csignature->pinvoke && method->wrapper_type != MONO_WRAPPER_NONE)
1058 vt_res_size = mono_class_native_size (csignature->ret->data.klass, NULL);
1060 vt_res_size = mono_class_value_size (csignature->ret->data.klass, NULL);
1061 PUSH_VT(&td, vt_res_size);
1062 klass = csignature->ret->data.klass;
1063 } else if (mt == MINT_TYPE_O)
1064 klass = mono_class_from_mono_type (csignature->ret);
1065 PUSH_TYPE(&td, stack_type[mt], klass);
1071 #if SIZEOF_VOID_P == 8
1072 if (op == MINT_LDLEN)
1073 ADD_CODE(&td, MINT_CONV_I4_I8);
1077 ADD_CODE(&td, native ? MINT_CALLI_NAT : MINT_CALLI);
1079 ADD_CODE(&td, is_void ? MINT_VCALLVIRT : MINT_CALLVIRT);
1081 ADD_CODE(&td, is_void ? MINT_VCALL : MINT_CALL);
1082 ADD_CODE(&td, get_data_item_index (&td, calli? (void *)csignature : (void *)mono_interp_get_runtime_method (m)));
1085 if (vt_stack_used != 0 || vt_res_size != 0) {
1086 ADD_CODE(&td, MINT_VTRESULT);
1087 ADD_CODE(&td, vt_res_size);
1088 WRITE32(&td, &vt_stack_used);
1089 td.vt_sp -= vt_stack_used;
1095 if (signature->ret->type != MONO_TYPE_VOID) {
1097 if (mint_type(signature->ret) == MINT_TYPE_VT) {
1098 vt_size = mono_class_value_size (signature->ret->data.klass, NULL);
1099 vt_size = (vt_size + 7) & ~7;
1102 if (td.sp > td.stack)
1103 g_warning ("%s.%s: CEE_RET: more values on stack: %d", td.method->klass->name, td.method->name, td.sp - td.stack);
1104 if (td.vt_sp != vt_size)
1105 g_warning ("%s.%s: CEE_RET: value type stack: %d", td.method->klass->name, td.method->name, td.vt_sp);
1107 SIMPLE_OP(td, signature->ret->type == MONO_TYPE_VOID ? MINT_RET_VOID : MINT_RET);
1109 ADD_CODE(&td, MINT_RET_VT);
1110 WRITE32(&td, &vt_size);
1113 generating_code = 0;
1117 handle_branch (&td, MINT_BR_S, MINT_BR, 5 + read32 (td.ip + 1));
1119 generating_code = 0;
1122 handle_branch (&td, MINT_BR_S, MINT_BR, 2 + (gint8)td.ip [1]);
1124 generating_code = 0;
1127 one_arg_branch (&td, MINT_BRFALSE_I4, 5 + read32 (td.ip + 1));
1131 one_arg_branch (&td, MINT_BRFALSE_I4, 2 + (gint8)td.ip [1]);
1135 one_arg_branch (&td, MINT_BRTRUE_I4, 5 + read32 (td.ip + 1));
1139 one_arg_branch (&td, MINT_BRTRUE_I4, 2 + (gint8)td.ip [1]);
1143 two_arg_branch (&td, MINT_BEQ_I4, 5 + read32 (td.ip + 1));
1147 two_arg_branch (&td, MINT_BEQ_I4, 2 + (gint8) td.ip [1]);
1151 two_arg_branch (&td, MINT_BGE_I4, 5 + read32 (td.ip + 1));
1155 two_arg_branch (&td, MINT_BGE_I4, 2 + (gint8) td.ip [1]);
1159 two_arg_branch (&td, MINT_BGT_I4, 5 + read32 (td.ip + 1));
1163 two_arg_branch (&td, MINT_BGT_I4, 2 + (gint8) td.ip [1]);
1167 two_arg_branch (&td, MINT_BLT_I4, 5 + read32 (td.ip + 1));
1171 two_arg_branch (&td, MINT_BLT_I4, 2 + (gint8) td.ip [1]);
1175 two_arg_branch (&td, MINT_BLE_I4, 5 + read32 (td.ip + 1));
1179 two_arg_branch (&td, MINT_BLE_I4, 2 + (gint8) td.ip [1]);
1183 two_arg_branch (&td, MINT_BNE_UN_I4, 5 + read32 (td.ip + 1));
1187 two_arg_branch (&td, MINT_BNE_UN_I4, 2 + (gint8) td.ip [1]);
1191 two_arg_branch (&td, MINT_BGE_UN_I4, 5 + read32 (td.ip + 1));
1195 two_arg_branch (&td, MINT_BGE_UN_I4, 2 + (gint8) td.ip [1]);
1199 two_arg_branch (&td, MINT_BGT_UN_I4, 5 + read32 (td.ip + 1));
1203 two_arg_branch (&td, MINT_BGT_UN_I4, 2 + (gint8) td.ip [1]);
1207 two_arg_branch (&td, MINT_BLE_UN_I4, 5 + read32 (td.ip + 1));
1211 two_arg_branch (&td, MINT_BLE_UN_I4, 2 + (gint8) td.ip [1]);
1215 two_arg_branch (&td, MINT_BLT_UN_I4, 5 + read32 (td.ip + 1));
1219 two_arg_branch (&td, MINT_BLT_UN_I4, 2 + (gint8) td.ip [1]);
1224 const unsigned char *next_ip;
1225 const unsigned char *base_ip = td.ip;
1226 unsigned short *next_new_ip;
1229 ADD_CODE(&td, MINT_SWITCH);
1230 ADD_CODE(&td, * (unsigned short *)(&n));
1231 ADD_CODE(&td, * ((unsigned short *)&n + 1));
1233 next_ip = td.ip + n * 4;
1234 next_new_ip = td.new_ip + n * 2;
1235 for (i = 0; i < n; i++) {
1236 offset = read32 (td.ip);
1237 target = next_ip - td.il_code + offset;
1239 target = td.in_offsets [target] - (next_new_ip - td.new_code);
1241 int prev = td.forward_refs [target];
1242 td.forward_refs [td.ip - td.il_code] = prev;
1243 td.forward_refs [target] = td.ip - td.il_code;
1244 td.in_offsets [td.ip - td.il_code] = - (base_ip - td.il_code);
1246 ADD_CODE(&td, * (unsigned short *)(&target));
1247 ADD_CODE(&td, * ((unsigned short *)&target + 1));
1254 CHECK_STACK (&td, 1);
1255 SIMPLE_OP (td, MINT_LDIND_I1);
1256 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1259 CHECK_STACK (&td, 1);
1260 SIMPLE_OP (td, MINT_LDIND_U1);
1261 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1264 CHECK_STACK (&td, 1);
1265 SIMPLE_OP (td, MINT_LDIND_I2);
1266 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1269 CHECK_STACK (&td, 1);
1270 SIMPLE_OP (td, MINT_LDIND_U2);
1271 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1274 CHECK_STACK (&td, 1);
1275 SIMPLE_OP (td, MINT_LDIND_I4);
1276 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1279 CHECK_STACK (&td, 1);
1280 SIMPLE_OP (td, MINT_LDIND_U4);
1281 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1284 CHECK_STACK (&td, 1);
1285 SIMPLE_OP (td, MINT_LDIND_I8);
1286 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1289 CHECK_STACK (&td, 1);
1290 SIMPLE_OP (td, MINT_LDIND_I);
1291 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1294 CHECK_STACK (&td, 1);
1295 SIMPLE_OP (td, MINT_LDIND_R4);
1296 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1299 CHECK_STACK (&td, 1);
1300 SIMPLE_OP (td, MINT_LDIND_R8);
1301 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1304 CHECK_STACK (&td, 1);
1305 SIMPLE_OP (td, MINT_LDIND_REF);
1306 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_O);
1309 CHECK_STACK (&td, 2);
1310 SIMPLE_OP (td, MINT_STIND_REF);
1314 CHECK_STACK (&td, 2);
1315 SIMPLE_OP (td, MINT_STIND_I1);
1319 CHECK_STACK (&td, 2);
1320 SIMPLE_OP (td, MINT_STIND_I2);
1324 CHECK_STACK (&td, 2);
1325 SIMPLE_OP (td, MINT_STIND_I4);
1329 CHECK_STACK (&td, 2);
1330 SIMPLE_OP (td, MINT_STIND_I);
1334 CHECK_STACK (&td, 2);
1335 SIMPLE_OP (td, MINT_STIND_I8);
1339 CHECK_STACK (&td, 2);
1340 SIMPLE_OP (td, MINT_STIND_R4);
1344 CHECK_STACK (&td, 2);
1345 SIMPLE_OP (td, MINT_STIND_R8);
1349 binary_arith_op(&td, MINT_ADD_I4);
1353 binary_arith_op(&td, MINT_SUB_I4);
1357 binary_arith_op(&td, MINT_MUL_I4);
1361 binary_arith_op(&td, MINT_DIV_I4);
1365 binary_arith_op(&td, MINT_DIV_UN_I4);
1369 binary_int_op (&td, MINT_REM_I4);
1373 binary_int_op (&td, MINT_REM_UN_I4);
1377 binary_int_op (&td, MINT_AND_I4);
1381 binary_int_op (&td, MINT_OR_I4);
1385 binary_int_op (&td, MINT_XOR_I4);
1389 shift_op (&td, MINT_SHL_I4);
1393 shift_op (&td, MINT_SHR_I4);
1397 shift_op (&td, MINT_SHR_UN_I4);
1401 unary_arith_op (&td, MINT_NEG_I4);
1405 unary_arith_op (&td, MINT_NOT_I4);
1409 CHECK_STACK (&td, 1);
1410 switch (td.sp [-1].type) {
1412 ADD_CODE(&td, MINT_CONV_U1_R8);
1415 ADD_CODE(&td, MINT_CONV_U1_I4);
1418 ADD_CODE(&td, MINT_CONV_U1_I8);
1421 g_assert_not_reached ();
1424 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1427 CHECK_STACK (&td, 1);
1428 switch (td.sp [-1].type) {
1430 ADD_CODE(&td, MINT_CONV_I1_R8);
1433 ADD_CODE(&td, MINT_CONV_I1_I4);
1436 ADD_CODE(&td, MINT_CONV_I1_I8);
1439 g_assert_not_reached ();
1442 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1445 CHECK_STACK (&td, 1);
1446 switch (td.sp [-1].type) {
1448 ADD_CODE(&td, MINT_CONV_U2_R8);
1451 ADD_CODE(&td, MINT_CONV_U2_I4);
1454 ADD_CODE(&td, MINT_CONV_U2_I8);
1457 g_assert_not_reached ();
1460 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1463 CHECK_STACK (&td, 1);
1464 switch (td.sp [-1].type) {
1466 ADD_CODE(&td, MINT_CONV_I2_R8);
1469 ADD_CODE(&td, MINT_CONV_I2_I4);
1472 ADD_CODE(&td, MINT_CONV_I2_I8);
1475 g_assert_not_reached ();
1478 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1481 CHECK_STACK (&td, 1);
1482 switch (td.sp [-1].type) {
1484 #if SIZEOF_VOID_P == 4
1485 ADD_CODE(&td, MINT_CONV_U4_R8);
1487 ADD_CODE(&td, MINT_CONV_U8_R8);
1491 #if SIZEOF_VOID_P == 8
1492 ADD_CODE(&td, MINT_CONV_U8_I4);
1496 #if SIZEOF_VOID_P == 4
1497 ADD_CODE(&td, MINT_CONV_U4_I8);
1501 g_assert_not_reached ();
1504 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1507 CHECK_STACK (&td, 1);
1508 switch (td.sp [-1].type) {
1510 #if SIZEOF_VOID_P == 8
1511 ADD_CODE(&td, MINT_CONV_I8_R8);
1513 ADD_CODE(&td, MINT_CONV_I4_R8);
1517 #if SIZEOF_VOID_P == 8
1518 ADD_CODE(&td, MINT_CONV_I8_I4);
1526 #if SIZEOF_VOID_P == 4
1527 ADD_CODE(&td, MINT_CONV_I4_I8);
1531 g_assert_not_reached ();
1534 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1537 CHECK_STACK (&td, 1);
1538 switch (td.sp [-1].type) {
1540 ADD_CODE(&td, MINT_CONV_U4_R8);
1545 ADD_CODE(&td, MINT_CONV_U4_I8);
1548 #if SIZEOF_VOID_P == 8
1549 ADD_CODE(&td, MINT_CONV_U4_I8);
1553 g_assert_not_reached ();
1556 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1559 CHECK_STACK (&td, 1);
1560 switch (td.sp [-1].type) {
1562 ADD_CODE(&td, MINT_CONV_I4_R8);
1567 ADD_CODE(&td, MINT_CONV_I4_I8);
1570 #if SIZEOF_VOID_P == 8
1571 ADD_CODE(&td, MINT_CONV_I4_I8);
1575 g_assert_not_reached ();
1578 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1581 CHECK_STACK (&td, 1);
1582 switch (td.sp [-1].type) {
1584 ADD_CODE(&td, MINT_CONV_I8_R8);
1587 ADD_CODE(&td, MINT_CONV_I8_I4);
1592 #if SIZEOF_VOID_P == 4
1593 ADD_CODE(&td, MINT_CONV_I8_I4);
1597 g_assert_not_reached ();
1600 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1603 CHECK_STACK (&td, 1);
1604 switch (td.sp [-1].type) {
1606 ADD_CODE(&td, MINT_CONV_R4_R8);
1609 ADD_CODE(&td, MINT_CONV_R4_I8);
1612 ADD_CODE(&td, MINT_CONV_R4_I4);
1615 g_assert_not_reached ();
1618 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1621 CHECK_STACK (&td, 1);
1622 switch (td.sp [-1].type) {
1624 ADD_CODE(&td, MINT_CONV_R8_I4);
1627 ADD_CODE(&td, MINT_CONV_R8_I8);
1632 g_assert_not_reached ();
1635 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1638 CHECK_STACK (&td, 1);
1639 switch (td.sp [-1].type) {
1641 ADD_CODE(&td, MINT_CONV_U8_I4);
1646 ADD_CODE(&td, MINT_CONV_U8_R8);
1649 #if SIZEOF_VOID_P == 4
1650 ADD_CODE(&td, MINT_CONV_U8_I4);
1654 g_assert_not_reached ();
1657 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1663 vtklass = mono_class_get_full (image, read32 (ip), generic_context);
1666 memcpy (sp [0].data.p, sp [1].data.p, mono_class_value_size (vtklass, NULL));
1672 CHECK_STACK (&td, 1);
1674 token = read32 (td.ip + 1);
1676 if (method->wrapper_type != MONO_WRAPPER_NONE)
1677 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1679 klass = mono_class_get_full (image, token, generic_context);
1681 ADD_CODE(&td, MINT_LDOBJ);
1682 ADD_CODE(&td, get_data_item_index(&td, klass));
1683 if (klass->byval_arg.type == MONO_TYPE_VALUETYPE && !klass->byval_arg.data.klass->enumtype) {
1684 size = mono_class_value_size (klass, NULL);
1688 SET_TYPE(td.sp - 1, stack_type[mint_type(&klass->byval_arg)], klass);
1693 token = mono_metadata_token_index (read32 (td.ip + 1));
1695 if (method->wrapper_type != MONO_WRAPPER_NONE) {
1696 s = mono_string_new_wrapper(
1697 mono_method_get_wrapper_data (method, token));
1700 s = mono_ldstr (domain, image, token);
1701 ADD_CODE(&td, MINT_LDSTR);
1702 ADD_CODE(&td, get_data_item_index (&td, s));
1703 PUSH_TYPE(&td, STACK_TYPE_O, mono_defaults.string_class);
1708 MonoMethodSignature *csignature;
1709 guint32 vt_stack_used = 0;
1710 guint32 vt_res_size = 0;
1713 token = read32 (td.ip);
1716 if (method->wrapper_type != MONO_WRAPPER_NONE)
1717 m = (MonoMethod *)mono_method_get_wrapper_data (method, token);
1719 m = mono_get_method_full (image, token, NULL, generic_context);
1721 csignature = mono_method_signature (m);
1723 td.sp -= csignature->param_count;
1724 ADD_CODE(&td, MINT_NEWOBJ);
1725 ADD_CODE(&td, get_data_item_index (&td, mono_interp_get_runtime_method (m)));
1726 if (klass->byval_arg.type == MONO_TYPE_VALUETYPE) {
1727 vt_res_size = mono_class_value_size (klass, NULL);
1728 PUSH_VT(&td, vt_res_size);
1730 for (i = 0; i < csignature->param_count; ++i) {
1731 int mt = mint_type(csignature->params [i]);
1732 if (mt == MINT_TYPE_VT) {
1733 gint32 size = mono_class_value_size (csignature->params [i]->data.klass, NULL);
1734 size = (size + 7) & ~7;
1735 vt_stack_used += size;
1738 if (vt_stack_used != 0 || vt_res_size != 0) {
1739 ADD_CODE(&td, MINT_VTRESULT);
1740 ADD_CODE(&td, vt_res_size);
1741 WRITE32(&td, &vt_stack_used);
1742 td.vt_sp -= vt_stack_used;
1744 PUSH_TYPE(&td, stack_type [mint_type (&klass->byval_arg)], klass);
1748 CHECK_STACK (&td, 1);
1749 token = read32 (td.ip + 1);
1750 klass = mono_class_get_full (image, token, generic_context);
1751 ADD_CODE(&td, MINT_CASTCLASS);
1752 ADD_CODE(&td, get_data_item_index (&td, klass));
1753 td.sp [-1].klass = klass;
1757 CHECK_STACK (&td, 1);
1758 token = read32 (td.ip + 1);
1759 klass = mono_class_get_full (image, token, generic_context);
1760 ADD_CODE(&td, MINT_ISINST);
1761 ADD_CODE(&td, get_data_item_index (&td, klass));
1765 switch (td.sp [-1].type) {
1769 ADD_CODE(&td, MINT_CONV_R_UN_I8);
1772 ADD_CODE(&td, MINT_CONV_R_UN_I4);
1775 g_assert_not_reached ();
1777 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1781 CHECK_STACK (&td, 1);
1782 token = read32 (td.ip + 1);
1784 if (method->wrapper_type != MONO_WRAPPER_NONE)
1785 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1787 klass = mono_class_get_full (image, token, generic_context);
1789 ADD_CODE(&td, MINT_UNBOX);
1790 ADD_CODE(&td, get_data_item_index (&td, klass));
1791 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
1795 CHECK_STACK (&td, 1);
1796 SIMPLE_OP (td, MINT_THROW);
1798 generating_code = 0;
1801 CHECK_STACK (&td, 1);
1802 token = read32 (td.ip + 1);
1803 field = mono_field_from_token (image, token, &klass, generic_context);
1804 mono_class_init (klass);
1805 mt = mint_type(field->type);
1806 ADD_CODE(&td, MINT_LDFLDA);
1807 ADD_CODE(&td, klass->valuetype ? field->offset - sizeof(MonoObject) : field->offset);
1809 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
1812 CHECK_STACK (&td, 1);
1813 token = read32 (td.ip + 1);
1814 field = mono_field_from_token (image, token, &klass, generic_context);
1815 mono_class_init (klass);
1816 mt = mint_type(field->type);
1817 if (klass->marshalbyref) {
1818 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_LDRMFLD_VT : MINT_LDRMFLD);
1819 ADD_CODE(&td, get_data_item_index (&td, field));
1821 ADD_CODE(&td, MINT_LDFLD_I1 + mt - MINT_TYPE_I1);
1822 ADD_CODE(&td, klass->valuetype ? field->offset - sizeof(MonoObject) : field->offset);
1825 if (mt == MINT_TYPE_VT) {
1826 int size = mono_class_value_size (field->type->data.klass, NULL);
1828 WRITE32(&td, &size);
1829 klass = field->type->data.klass;
1830 } else if (mt == MINT_TYPE_O)
1831 klass = mono_class_from_mono_type (field->type);
1833 SET_TYPE(td.sp - 1, stack_type [mt], klass);
1837 CHECK_STACK (&td, 2);
1838 token = read32 (td.ip + 1);
1839 field = mono_field_from_token (image, token, &klass, generic_context);
1840 mono_class_init (klass);
1841 mt = mint_type(field->type);
1842 if (klass->marshalbyref) {
1843 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_STRMFLD_VT : MINT_STRMFLD);
1844 ADD_CODE(&td, get_data_item_index (&td, field));
1846 ADD_CODE(&td, MINT_STFLD_I1 + mt - MINT_TYPE_I1);
1847 ADD_CODE(&td, klass->valuetype ? field->offset - sizeof(MonoObject) : field->offset);
1849 if (mt == MINT_TYPE_VT) {
1850 int size = mono_class_value_size (field->type->data.klass, NULL);
1852 WRITE32(&td, &size);
1858 token = read32 (td.ip + 1);
1859 field = mono_field_from_token (image, token, &klass, generic_context);
1860 ADD_CODE(&td, MINT_LDSFLDA);
1861 ADD_CODE(&td, get_data_item_index (&td, field));
1863 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
1866 token = read32 (td.ip + 1);
1867 field = mono_field_from_token (image, token, &klass, generic_context);
1868 mt = mint_type(field->type);
1869 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_LDSFLD_VT : MINT_LDSFLD);
1870 ADD_CODE(&td, get_data_item_index (&td, field));
1872 if (mt == MINT_TYPE_VT) {
1873 int size = mono_class_value_size (field->type->data.klass, NULL);
1875 WRITE32(&td, &size);
1876 klass = field->type->data.klass;
1878 if (mt == MINT_TYPE_O)
1879 klass = mono_class_from_mono_type (field->type);
1880 if (!domain->special_static_fields || !g_hash_table_lookup (domain->special_static_fields, field)) {
1881 if (mt == MINT_TYPE_O)
1882 td.new_ip [-2] = MINT_LDSFLD_O;
1883 else if (mt == MINT_TYPE_I4)
1884 td.new_ip [-2] = MINT_LDSFLD_I4;
1886 ADD_CODE(&td, get_data_item_index (&td, mono_class_vtable (domain, field->parent)));
1889 PUSH_TYPE(&td, stack_type [mt], klass);
1892 CHECK_STACK (&td, 1);
1893 token = read32 (td.ip + 1);
1894 field = mono_field_from_token (image, token, &klass, generic_context);
1895 mt = mint_type(field->type);
1896 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_STSFLD_VT : MINT_STSFLD);
1897 ADD_CODE(&td, get_data_item_index (&td, field));
1898 if (mt == MINT_TYPE_VT) {
1899 int size = mono_class_value_size (field->type->data.klass, NULL);
1901 WRITE32(&td, &size);
1908 token = read32 (td.ip + 1);
1910 if (method->wrapper_type != MONO_WRAPPER_NONE)
1911 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1913 klass = mono_class_get_full (image, token, generic_context);
1915 ADD_CODE(&td, td.sp [-1].type == STACK_TYPE_VT ? MINT_STOBJ_VT : MINT_STOBJ);
1916 ADD_CODE(&td, get_data_item_index (&td, klass));
1917 if (td.sp [-1].type == STACK_TYPE_VT) {
1918 size = mono_class_value_size (klass, NULL);
1919 size = (size + 7) & ~7;
1926 case CEE_CONV_OVF_I_UN:
1927 CHECK_STACK (&td, 1);
1928 switch (td.sp [-1].type) {
1930 #if SIZEOF_VOID_P == 8
1931 ADD_CODE(&td, MINT_CONV_OVF_I8_UN_R8);
1933 ADD_CODE(&td, MINT_CONV_OVF_I4_UN_R8);
1940 #if SIZEOF_VOID_P == 8
1941 ADD_CODE(&td, MINT_CONV_I8_U4);
1945 g_assert_not_reached ();
1948 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1951 case CEE_CONV_OVF_I8_UN:
1952 CHECK_STACK (&td, 1);
1953 switch (td.sp [-1].type) {
1955 ADD_CODE(&td, MINT_CONV_OVF_I8_UN_R8);
1960 ADD_CODE(&td, MINT_CONV_I8_U4);
1963 g_assert_not_reached ();
1966 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1971 CHECK_STACK (&td, 1);
1972 token = read32 (td.ip + 1);
1973 if (method->wrapper_type != MONO_WRAPPER_NONE)
1974 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1976 klass = mono_class_get_full (image, token, generic_context);
1977 g_assert (klass->valuetype);
1978 if (klass->byval_arg.type == MONO_TYPE_VALUETYPE && !klass->enumtype) {
1979 size = mono_class_value_size (klass, NULL);
1980 size = (size + 7) & ~7;
1983 ADD_CODE(&td, MINT_BOX);
1984 ADD_CODE(&td, get_data_item_index (&td, klass));
1985 SET_TYPE(td.sp - 1, STACK_TYPE_O, klass);
1990 CHECK_STACK (&td, 1);
1991 token = read32 (td.ip + 1);
1993 if (method->wrapper_type != MONO_WRAPPER_NONE)
1994 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1996 klass = mono_class_get_full (image, token, generic_context);
1998 ADD_CODE(&td, MINT_NEWARR);
1999 ADD_CODE(&td, get_data_item_index (&td, klass));
2000 SET_TYPE(td.sp - 1, STACK_TYPE_O, klass);
2004 CHECK_STACK (&td, 1);
2005 SIMPLE_OP (td, MINT_LDLEN);
2006 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2009 CHECK_STACK (&td, 2);
2011 token = read32 (td.ip + 1);
2013 if (method->wrapper_type != MONO_WRAPPER_NONE)
2014 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2016 klass = mono_class_get_full (image, token, generic_context);
2018 ADD_CODE(&td, MINT_LDELEMA);
2019 ADD_CODE(&td, get_data_item_index (&td, klass));
2022 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2025 CHECK_STACK (&td, 2);
2027 SIMPLE_OP (td, MINT_LDELEM_I1);
2029 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2032 CHECK_STACK (&td, 2);
2034 SIMPLE_OP (td, MINT_LDELEM_U1);
2036 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2039 CHECK_STACK (&td, 2);
2041 SIMPLE_OP (td, MINT_LDELEM_I2);
2043 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2046 CHECK_STACK (&td, 2);
2048 SIMPLE_OP (td, MINT_LDELEM_U2);
2050 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2053 CHECK_STACK (&td, 2);
2055 SIMPLE_OP (td, MINT_LDELEM_I4);
2057 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2060 CHECK_STACK (&td, 2);
2062 SIMPLE_OP (td, MINT_LDELEM_U4);
2064 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2067 CHECK_STACK (&td, 2);
2069 SIMPLE_OP (td, MINT_LDELEM_I8);
2071 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2074 CHECK_STACK (&td, 2);
2076 SIMPLE_OP (td, MINT_LDELEM_I);
2078 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2081 CHECK_STACK (&td, 2);
2083 SIMPLE_OP (td, MINT_LDELEM_R4);
2085 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
2088 CHECK_STACK (&td, 2);
2090 SIMPLE_OP (td, MINT_LDELEM_R8);
2092 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
2094 case CEE_LDELEM_REF:
2095 CHECK_STACK (&td, 2);
2097 SIMPLE_OP (td, MINT_LDELEM_REF);
2099 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_O);
2102 CHECK_STACK (&td, 3);
2104 SIMPLE_OP (td, MINT_STELEM_I);
2108 CHECK_STACK (&td, 3);
2110 SIMPLE_OP (td, MINT_STELEM_I1);
2114 CHECK_STACK (&td, 3);
2116 SIMPLE_OP (td, MINT_STELEM_I2);
2120 CHECK_STACK (&td, 3);
2122 SIMPLE_OP (td, MINT_STELEM_I4);
2126 CHECK_STACK (&td, 3);
2128 SIMPLE_OP (td, MINT_STELEM_I8);
2132 CHECK_STACK (&td, 3);
2134 SIMPLE_OP (td, MINT_STELEM_R4);
2138 CHECK_STACK (&td, 3);
2140 SIMPLE_OP (td, MINT_STELEM_R8);
2143 case CEE_STELEM_REF:
2144 CHECK_STACK (&td, 3);
2146 SIMPLE_OP (td, MINT_STELEM_REF);
2154 case CEE_CONV_OVF_U1:
2156 case CEE_CONV_OVF_I8:
2158 #if SIZEOF_VOID_P == 8
2159 case CEE_CONV_OVF_U:
2161 case CEE_REFANYVAL: ves_abort(); break;
2164 CHECK_STACK (&td, 1);
2165 SIMPLE_OP (td, MINT_CKFINITE);
2167 case CEE_CONV_OVF_I1:
2168 case CEE_CONV_OVF_I1_UN:
2169 CHECK_STACK (&td, 1);
2170 switch (td.sp [-1].type) {
2172 ADD_CODE(&td, MINT_CONV_OVF_I1_R8);
2175 ADD_CODE(&td, MINT_CONV_OVF_I1_I4);
2178 ADD_CODE(&td, MINT_CONV_OVF_I1_I8);
2181 g_assert_not_reached ();
2184 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2186 case CEE_CONV_OVF_U1:
2187 case CEE_CONV_OVF_U1_UN:
2188 CHECK_STACK (&td, 1);
2189 switch (td.sp [-1].type) {
2191 ADD_CODE(&td, MINT_CONV_OVF_U1_R8);
2194 ADD_CODE(&td, MINT_CONV_OVF_U1_I4);
2197 ADD_CODE(&td, MINT_CONV_OVF_U1_I8);
2200 g_assert_not_reached ();
2203 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2205 case CEE_CONV_OVF_I2:
2206 case CEE_CONV_OVF_I2_UN:
2207 CHECK_STACK (&td, 1);
2208 switch (td.sp [-1].type) {
2210 ADD_CODE(&td, MINT_CONV_OVF_I2_R8);
2213 ADD_CODE(&td, MINT_CONV_OVF_I2_I4);
2216 ADD_CODE(&td, MINT_CONV_OVF_I2_I8);
2219 g_assert_not_reached ();
2222 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2224 case CEE_CONV_OVF_U2_UN:
2225 case CEE_CONV_OVF_U2:
2226 CHECK_STACK (&td, 1);
2227 switch (td.sp [-1].type) {
2229 ADD_CODE(&td, MINT_CONV_OVF_U2_R8);
2232 ADD_CODE(&td, MINT_CONV_OVF_U2_I4);
2235 ADD_CODE(&td, MINT_CONV_OVF_U2_I8);
2238 g_assert_not_reached ();
2241 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2243 #if SIZEOF_VOID_P == 4
2244 case CEE_CONV_OVF_I:
2246 case CEE_CONV_OVF_I4:
2247 case CEE_CONV_OVF_I4_UN:
2248 CHECK_STACK (&td, 1);
2249 switch (td.sp [-1].type) {
2251 ADD_CODE(&td, MINT_CONV_OVF_I4_R8);
2254 if (*td.ip == CEE_CONV_OVF_I4_UN)
2255 ADD_CODE(&td, MINT_CONV_OVF_I4_U4);
2258 ADD_CODE(&td, MINT_CONV_OVF_I4_I8);
2261 g_assert_not_reached ();
2264 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2266 #if SIZEOF_VOID_P == 4
2267 case CEE_CONV_OVF_U:
2269 case CEE_CONV_OVF_U4:
2270 case CEE_CONV_OVF_U4_UN:
2271 CHECK_STACK (&td, 1);
2272 switch (td.sp [-1].type) {
2274 ADD_CODE(&td, MINT_CONV_OVF_U4_R8);
2277 if (*td.ip != CEE_CONV_OVF_U4_UN)
2278 ADD_CODE(&td, MINT_CONV_OVF_U4_I4);
2281 ADD_CODE(&td, MINT_CONV_OVF_U4_I8);
2284 g_assert_not_reached ();
2287 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2289 #if SIZEOF_VOID_P == 8
2290 case CEE_CONV_OVF_I:
2292 case CEE_CONV_OVF_I8:
2293 CHECK_STACK (&td, 1);
2294 switch (td.sp [-1].type) {
2296 ADD_CODE(&td, MINT_CONV_OVF_I8_R8);
2299 ADD_CODE(&td, MINT_CONV_I8_I4);
2304 g_assert_not_reached ();
2307 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2309 #if SIZEOF_VOID_P == 8
2310 case CEE_CONV_OVF_U:
2312 case CEE_CONV_OVF_U8:
2313 CHECK_STACK (&td, 1);
2314 switch (td.sp [-1].type) {
2316 ADD_CODE(&td, MINT_CONV_OVF_U8_R8);
2319 ADD_CODE(&td, MINT_CONV_OVF_U8_I4);
2324 g_assert_not_reached ();
2327 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2332 token = read32 (td.ip + 1);
2333 handle = mono_ldtoken (image, token, &klass, generic_context);
2334 mt = mint_type(&klass->byval_arg);
2335 g_assert (mt == MINT_TYPE_VT);
2336 size = mono_class_value_size (klass, NULL);
2337 g_assert (size == sizeof(gpointer));
2338 PUSH_VT(&td, sizeof(gpointer));
2339 ADD_CODE(&td, MINT_LDTOKEN);
2340 ADD_CODE(&td, get_data_item_index (&td, handle));
2341 PUSH_SIMPLE_TYPE(&td, stack_type [mt]);
2346 binary_arith_op(&td, MINT_ADD_OVF_I4);
2349 case CEE_ADD_OVF_UN:
2350 binary_arith_op(&td, MINT_ADD_OVF_UN_I4);
2354 binary_arith_op(&td, MINT_MUL_OVF_I4);
2357 case CEE_MUL_OVF_UN:
2358 binary_arith_op(&td, MINT_MUL_OVF_UN_I4);
2362 binary_arith_op(&td, MINT_SUB_OVF_I4);
2365 case CEE_SUB_OVF_UN:
2366 binary_arith_op(&td, MINT_SUB_OVF_UN_I4);
2369 case CEE_ENDFINALLY:
2370 SIMPLE_OP (td, MINT_ENDFINALLY);
2371 generating_code = 0;
2375 handle_branch (&td, MINT_LEAVE_S, MINT_LEAVE, 5 + read32 (td.ip + 1));
2377 generating_code = 0;
2381 handle_branch (&td, MINT_LEAVE_S, MINT_LEAVE, 2 + (gint8)td.ip [1]);
2383 generating_code = 0;
2388 case CEE_MONO_ICALL: {
2391 MonoJitICallInfo *info;
2393 token = read32 (td.ip + 1);
2395 func = mono_method_get_wrapper_data (method, token);
2396 info = mono_find_jit_icall_by_addr (func);
2399 CHECK_STACK (&td, info->sig->param_count);
2400 switch (info->sig->param_count) {
2402 if (MONO_TYPE_IS_VOID (info->sig->ret))
2403 ADD_CODE (&td,MINT_ICALL_V_V);
2405 g_assert_not_reached();
2408 if (MONO_TYPE_IS_VOID (info->sig->ret))
2409 ADD_CODE (&td,MINT_ICALL_P_V);
2411 ADD_CODE (&td,MINT_ICALL_P_P);
2414 if (MONO_TYPE_IS_VOID (info->sig->ret)) {
2415 if (info->sig->params [1]->type == MONO_TYPE_I4)
2416 ADD_CODE (&td,MINT_ICALL_PI_V);
2418 ADD_CODE (&td,MINT_ICALL_PP_V);
2420 if (info->sig->params [1]->type == MONO_TYPE_I4)
2421 ADD_CODE (&td,MINT_ICALL_PI_P);
2423 ADD_CODE (&td,MINT_ICALL_PP_P);
2427 g_assert (MONO_TYPE_IS_VOID (info->sig->ret));
2428 if (info->sig->params [2]->type == MONO_TYPE_I4)
2429 ADD_CODE (&td,MINT_ICALL_PPI_V);
2431 ADD_CODE (&td,MINT_ICALL_PPP_V);
2434 g_assert_not_reached ();
2436 if (func == mono_ftnptr_to_delegate)
2437 func = mono_interp_ftnptr_to_delegate;
2438 ADD_CODE(&td, get_data_item_index (&td, func));
2439 td.sp -= info->sig->param_count;
2441 if (!MONO_TYPE_IS_VOID (info->sig->ret)) {
2443 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2447 case CEE_MONO_VTADDR: {
2449 CHECK_STACK (&td, 1);
2450 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
2451 size = mono_class_native_size(td.sp [-1].klass, NULL);
2453 size = mono_class_value_size(td.sp [-1].klass, NULL);
2454 size = (size + 7) & ~7;
2455 ADD_CODE(&td, MINT_VTRESULT);
2457 WRITE32(&td, &size);
2460 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2463 case CEE_MONO_LDPTR:
2464 case CEE_MONO_CLASSCONST:
2465 token = read32 (td.ip + 1);
2467 ADD_CODE(&td, MINT_MONO_LDPTR);
2468 ADD_CODE(&td, get_data_item_index (&td, mono_method_get_wrapper_data (method, token)));
2469 td.sp [0].type = STACK_TYPE_I;
2472 case CEE_MONO_OBJADDR:
2473 CHECK_STACK (&td, 1);
2475 td.sp[-1].type = STACK_TYPE_MP;
2478 case CEE_MONO_NEWOBJ:
2479 token = read32 (td.ip + 1);
2481 ADD_CODE(&td, MINT_MONO_NEWOBJ);
2482 ADD_CODE(&td, get_data_item_index (&td, mono_method_get_wrapper_data (method, token)));
2483 td.sp [0].type = STACK_TYPE_O;
2486 case CEE_MONO_RETOBJ:
2487 CHECK_STACK (&td, 1);
2488 token = read32 (td.ip + 1);
2490 ADD_CODE(&td, MINT_MONO_RETOBJ);
2493 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2495 /*stackval_from_data (signature->ret, frame->retval, sp->data.vt, signature->pinvoke);*/
2497 if (td.sp > td.stack)
2498 g_warning ("CEE_MONO_RETOBJ: more values on stack: %d", td.sp-td.stack);
2500 case CEE_MONO_LDNATIVEOBJ:
2501 token = read32 (td.ip + 1);
2503 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2504 g_assert(klass->valuetype);
2505 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2507 case CEE_MONO_SAVE_LMF:
2508 case CEE_MONO_RESTORE_LMF:
2509 case CEE_MONO_NOT_TAKEN:
2513 g_error ("transform.c: Unimplemented opcode: 0xF0 %02x at 0x%x\n", *td.ip, td.ip-header->code);
2523 case CEE_PREFIXREF: ves_abort(); break;
2526 * Note: Exceptions thrown when executing a prefixed opcode need
2527 * to take into account the number of prefix bytes (usually the
2528 * throw point is just (ip - n_prefix_bytes).
2534 case CEE_ARGLIST: ves_abort(); break;
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_CEQ_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2541 ADD_CODE(&td, MINT_CEQ_I4 + td.sp [-1].type - STACK_TYPE_I4);
2543 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2547 CHECK_STACK(&td, 2);
2548 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2549 ADD_CODE(&td, MINT_CGT_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2551 ADD_CODE(&td, MINT_CGT_I4 + td.sp [-1].type - STACK_TYPE_I4);
2553 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2557 CHECK_STACK(&td, 2);
2558 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2559 ADD_CODE(&td, MINT_CGT_UN_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2561 ADD_CODE(&td, MINT_CGT_UN_I4 + td.sp [-1].type - STACK_TYPE_I4);
2563 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2567 CHECK_STACK(&td, 2);
2568 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2569 ADD_CODE(&td, MINT_CLT_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2571 ADD_CODE(&td, MINT_CLT_I4 + td.sp [-1].type - STACK_TYPE_I4);
2573 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2577 CHECK_STACK(&td, 2);
2578 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2579 ADD_CODE(&td, MINT_CLT_UN_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2581 ADD_CODE(&td, MINT_CLT_UN_I4 + td.sp [-1].type - STACK_TYPE_I4);
2583 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2586 case CEE_LDVIRTFTN: /* fallthrough */
2589 if (*td.ip == CEE_LDVIRTFTN) {
2590 CHECK_STACK (&td, 1);
2593 token = read32 (td.ip + 1);
2594 if (method->wrapper_type != MONO_WRAPPER_NONE)
2595 m = (MonoMethod *)mono_method_get_wrapper_data (method, token);
2597 m = mono_get_method_full (image, token, NULL, generic_context);
2599 if (method->wrapper_type == MONO_WRAPPER_NONE && m->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED)
2600 m = mono_marshal_get_synchronized_wrapper (m);
2602 ADD_CODE(&td, *td.ip == CEE_LDFTN ? MINT_LDFTN : MINT_LDVIRTFTN);
2603 ADD_CODE(&td, get_data_item_index (&td, mono_interp_get_runtime_method (m)));
2605 PUSH_SIMPLE_TYPE (&td, STACK_TYPE_F);
2609 load_arg (&td, read16 (td.ip + 1));
2613 int n = read16 (td.ip + 1);
2614 if (n == 0 && signature->hasthis)
2615 ADD_CODE(&td, MINT_LDTHISA);
2617 ADD_CODE(&td, MINT_LDARGA);
2618 ADD_CODE(&td, td.rtm->arg_offsets [n - signature->hasthis]); /* FIX for large offsets */
2620 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
2625 store_arg (&td, read16 (td.ip + 1));
2629 load_local (&td, read16 (td.ip + 1));
2633 ADD_CODE(&td, MINT_LDLOCA_S);
2634 ADD_CODE(&td, td.rtm->local_offsets [read16 (td.ip + 1)]);
2635 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
2639 store_local (&td, read16 (td.ip + 1));
2643 CHECK_STACK (&td, 1);
2644 #if SIZEOF_VOID_P == 8
2645 if (td.sp [-1].type == STACK_TYPE_I8)
2646 ADD_CODE(&td, MINT_CONV_I4_I8);
2648 ADD_CODE(&td, MINT_LOCALLOC);
2649 if (td.sp != td.stack + 1)
2650 g_warning("CEE_LOCALLOC: stack not empty");
2652 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2655 case CEE_UNUSED57: ves_abort(); break;
2656 case CEE_ENDFILTER: ves_abort(); break;
2658 case CEE_UNALIGNED_:
2660 /* FIX: should do something? */;
2664 /* FIX: should do something? */;
2668 /* FIX: should do something? */;
2671 CHECK_STACK(&td, 1);
2672 token = read32 (td.ip + 1);
2673 klass = mono_class_get_full (image, token, generic_context);
2674 ADD_CODE(&td, MINT_INITOBJ);
2675 i32 = mono_class_value_size (klass, NULL);
2681 CHECK_STACK(&td, 3);
2682 /* FIX? convert length to I8? */
2683 ADD_CODE(&td, MINT_CPBLK);
2688 case CEE_CONSTRAINED_: {
2690 /* FIXME: implement */
2692 token = read32 (ip);
2698 CHECK_STACK(&td, 3);
2699 ADD_CODE(&td, MINT_INITBLK);
2704 /* FIXME: implement */
2709 SIMPLE_OP (td, MINT_RETHROW);
2710 generating_code = 0;
2715 token = read32 (td.ip + 1);
2717 if (mono_metadata_token_table (token) == MONO_TABLE_TYPESPEC) {
2718 MonoType *type = mono_type_create_from_typespec (image, token);
2719 size = mono_type_size (type, &align);
2721 MonoClass *szclass = mono_class_get_full (image, token, generic_context);
2722 mono_class_init (szclass);
2724 if (!szclass->valuetype)
2725 THROW_EX (mono_exception_from_name (mono_defaults.corlib, "System", "InvalidProgramException"), ip - 5);
2727 size = mono_class_value_size (szclass, &align);
2729 ADD_CODE(&td, MINT_LDC_I4);
2730 WRITE32(&td, &size);
2731 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
2735 case CEE_REFANYTYPE: ves_abort(); break;
2738 g_error ("transform.c: Unimplemented opcode: 0xFE %02x at 0x%x\n", *td.ip, td.ip-header->code);
2742 g_error ("transform.c: Unimplemented opcode: %02x at 0x%x\n", *td.ip, td.ip-header->code);
2745 if (td.new_ip - td.new_code != new_in_start_offset)
2746 td.last_new_ip = td.new_code + new_in_start_offset;
2747 else if (td.is_bb_start [td.in_start - td.il_code])
2748 td.is_bb_start [td.ip - td.il_code] = 1;
2750 td.last_ip = td.in_start;
2753 if (mono_interp_traceopt) {
2754 const guint16 *p = td.new_code;
2755 printf("Runtime method: %p, VT stack size: %d\n", rtm, td.max_vt_sp);
2756 printf("Calculated stack size: %d, stated size: %d\n", td.max_stack_height, header->max_stack);
2757 while (p < td.new_ip) {
2758 p = mono_interp_dis_mintop(td.new_code, p);
2763 rtm->clauses = mono_mempool_alloc (domain->mp, header->num_clauses * sizeof(MonoExceptionClause));
2764 memcpy (rtm->clauses, header->clauses, header->num_clauses * sizeof(MonoExceptionClause));
2765 rtm->code = mono_mempool_alloc (domain->mp, (td.new_ip - td.new_code) * sizeof(gushort));
2766 memcpy (rtm->code, td.new_code, (td.new_ip - td.new_code) * sizeof(gushort));
2767 g_free (td.new_code);
2768 rtm->new_body_start = rtm->code + body_start_offset;
2769 rtm->num_clauses = header->num_clauses;
2770 for (i = 0; i < header->num_clauses; i++) {
2771 MonoExceptionClause *c = rtm->clauses + i;
2772 int end_off = c->try_offset + c->try_len;
2773 c->try_offset = td.in_offsets [c->try_offset];
2774 c->try_len = td.in_offsets [end_off] - c->try_offset;
2775 end_off = c->handler_offset + c->handler_len;
2776 c->handler_offset = td.in_offsets [c->handler_offset];
2777 c->handler_len = td.in_offsets [end_off] - c->handler_offset;
2779 rtm->vt_stack_size = td.max_vt_sp;
2780 rtm->alloca_size = rtm->locals_size + rtm->args_size + rtm->vt_stack_size + rtm->stack_size;
2781 rtm->data_items = mono_mempool_alloc (domain->mp, td.n_data_items * sizeof (td.data_items [0]));
2782 memcpy (rtm->data_items, td.data_items, td.n_data_items * sizeof (td.data_items [0]));
2783 g_free (td.in_offsets);
2784 g_free (td.forward_refs);
2785 for (i = 0; i < header->code_size; ++i)
2786 g_free (td.stack_state [i]);
2787 g_free (td.stack_state);
2788 g_free (td.stack_height);
2789 g_free (td.vt_stack_size);
2790 g_free (td.data_items);
2791 g_hash_table_destroy (td.data_hash);
2794 static CRITICAL_SECTION calc_section;
2797 mono_interp_transform_init (void)
2799 InitializeCriticalSection(&calc_section);
2803 mono_interp_transform_method (RuntimeMethod *runtime_method, ThreadContext *context)
2805 int i, align, size, offset;
2806 MonoMethod *method = runtime_method->method;
2807 MonoImage *image = method->klass->image;
2808 MonoMethodHeader *header = mono_method_get_header (method);
2809 MonoMethodSignature *signature = mono_method_signature (method);
2810 register const unsigned char *ip, *end;
2811 const MonoOpcode *opcode;
2814 MonoDomain *domain = mono_domain_get ();
2815 unsigned char *is_bb_start;
2817 MonoVTable *method_class_vt;
2819 MonoGenericContext *generic_context = NULL;
2821 method_class_vt = mono_class_vtable (domain, runtime_method->method->klass);
2822 if (!method_class_vt->initialized) {
2824 MonoInvocation *last_env_frame = context->env_frame;
2825 jmp_buf *old_env = context->current_env;
2828 MonoException *failed = context->env_frame->ex;
2829 context->env_frame->ex = NULL;
2830 context->env_frame = last_env_frame;
2831 context->current_env = old_env;
2834 context->env_frame = context->current_frame;
2835 context->current_env = &env;
2836 mono_runtime_class_init (method_class_vt);
2837 context->env_frame = last_env_frame;
2838 context->current_env = old_env;
2841 mono_profiler_method_jit (method); /* sort of... */
2843 if (mono_method_signature (method)->is_inflated)
2844 generic_context = ((MonoMethodInflated *) method)->context;
2846 if (method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME)) {
2847 MonoMethod *nm = NULL;
2848 EnterCriticalSection(&calc_section);
2849 if (runtime_method->transformed) {
2850 LeaveCriticalSection(&calc_section);
2851 mono_profiler_method_end_jit (method, MONO_PROFILE_OK);
2855 /* assumes all internal calls with an array this are built in... */
2856 if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL &&
2857 (! mono_method_signature (method)->hasthis || method->klass->rank == 0)) {
2858 runtime_method->code = g_malloc(sizeof(short));
2859 runtime_method->code[0] = MINT_CALLINT;
2860 if (((MonoMethodPInvoke*) method)->addr == NULL)
2861 ((MonoMethodPInvoke*) method)->addr = mono_lookup_internal_call (method);
2862 runtime_method->func = mono_arch_create_trampoline (mono_method_signature (method), method->string_ctor);
2864 const char *name = method->name;
2865 if (method->klass->parent == mono_defaults.multicastdelegate_class) {
2866 if (*name == 'I' && (strcmp (name, "Invoke") == 0)) {
2867 nm = mono_marshal_get_delegate_invoke (method);
2868 } else if (*name == 'B' && (strcmp (name, "BeginInvoke") == 0)) {
2869 nm = mono_marshal_get_delegate_begin_invoke (method);
2870 } else if (*name == 'E' && (strcmp (name, "EndInvoke") == 0)) {
2871 nm = mono_marshal_get_delegate_end_invoke (method);
2875 runtime_method->code = g_malloc(sizeof(short));
2876 runtime_method->code[0] = MINT_CALLRUN;
2880 runtime_method->stack_size = sizeof (stackval); /* for tracing */
2881 runtime_method->alloca_size = runtime_method->stack_size;
2882 runtime_method->transformed = TRUE;
2883 LeaveCriticalSection(&calc_section);
2884 mono_profiler_method_end_jit (method, MONO_PROFILE_OK);
2888 header = mono_method_get_header (nm);
2889 LeaveCriticalSection(&calc_section);
2891 g_assert ((signature->param_count + signature->hasthis) < 1000);
2892 g_assert (header->max_stack < 10000);
2893 /* intern the strings in the method. */
2895 end = ip + header->code_size;
2897 is_bb_start = g_malloc0(header->code_size);
2898 is_bb_start [0] = 1;
2905 else if (in == 0xf0) {
2907 in = *ip + MONO_CEE_MONO_ICALL;
2909 opcode = &mono_opcodes [in];
2910 switch (opcode->argument) {
2911 case MonoInlineNone:
2914 case MonoInlineString:
2915 if (method->wrapper_type == MONO_WRAPPER_NONE)
2916 mono_ldstr (domain, image, mono_metadata_token_index (read32 (ip + 1)));
2919 case MonoInlineType:
2920 if (method->wrapper_type == MONO_WRAPPER_NONE) {
2921 class = mono_class_get_full (image, read32 (ip + 1), generic_context);
2922 mono_class_init (class);
2923 /* quick fix to not do this for the fake ptr classes - probably should not be getting the vtable at all here */
2924 if (!(class->flags & TYPE_ATTRIBUTE_INTERFACE) && class->interface_offsets != NULL)
2925 mono_class_vtable (domain, class);
2929 case MonoInlineMethod:
2930 if (method->wrapper_type == MONO_WRAPPER_NONE && *ip != CEE_CALLI) {
2931 m = mono_get_method_full (image, read32 (ip + 1), NULL, generic_context);
2933 g_free (is_bb_start);
2934 return mono_get_exception_missing_method ();
2936 mono_class_init (m->klass);
2937 if (!(m->klass->flags & TYPE_ATTRIBUTE_INTERFACE))
2938 mono_class_vtable (domain, m->klass);
2942 case MonoInlineField:
2946 case MonoShortInlineR:
2949 case MonoInlineBrTarget:
2950 offset = read32 (ip + 1);
2952 backwards = offset < 0;
2953 offset += ip - header->code;
2954 g_assert (offset >= 0 && offset < header->code_size);
2955 is_bb_start [offset] |= backwards ? 2 : 1;
2957 case MonoShortInlineBrTarget:
2958 offset = ((gint8 *)ip) [1];
2960 backwards = offset < 0;
2961 offset += ip - header->code;
2962 g_assert (offset >= 0 && offset < header->code_size);
2963 is_bb_start [offset] |= backwards ? 2 : 1;
2968 case MonoShortInlineVar:
2969 case MonoShortInlineI:
2972 case MonoInlineSwitch: {
2974 const unsigned char *next_ip;
2978 next_ip = ip + 4 * n;
2979 for (i = 0; i < n; i++) {
2980 offset = read32 (ip);
2981 backwards = offset < 0;
2982 offset += next_ip - header->code;
2983 g_assert (offset >= 0 && offset < header->code_size);
2984 is_bb_start [offset] |= backwards ? 2 : 1;
2994 g_assert_not_reached ();
2998 /* the rest needs to be locked so it is only done once */
2999 EnterCriticalSection(&calc_section);
3000 if (runtime_method->transformed) {
3001 LeaveCriticalSection(&calc_section);
3002 g_free (is_bb_start);
3003 mono_profiler_method_end_jit (method, MONO_PROFILE_OK);
3007 runtime_method->local_offsets = g_malloc (header->num_locals * sizeof(guint32));
3008 runtime_method->stack_size = (sizeof (stackval) + 2) * header->max_stack; /* + 1 for returns of called functions + 1 for 0-ing in trace*/
3009 runtime_method->stack_size = (runtime_method->stack_size + 7) & ~7;
3011 for (i = 0; i < header->num_locals; ++i) {
3012 size = mono_type_size (header->locals [i], &align);
3013 offset += align - 1;
3014 offset &= ~(align - 1);
3015 runtime_method->local_offsets [i] = offset;
3018 offset = (offset + 7) & ~7;
3019 runtime_method->locals_size = offset;
3020 g_assert (runtime_method->locals_size < 65536);
3022 runtime_method->arg_offsets = g_malloc(signature->param_count * sizeof(guint32));
3023 for (i = 0; i < signature->param_count; ++i) {
3024 if (signature->pinvoke) {
3025 size = mono_type_native_stack_size (signature->params [i], &align);
3029 size = mono_type_stack_size (signature->params [i], &align);
3030 offset += align - 1;
3031 offset &= ~(align - 1);
3032 runtime_method->arg_offsets [i] = offset;
3035 offset = (offset + 7) & ~7;
3036 runtime_method->args_size = offset;
3037 g_assert (runtime_method->args_size < 10000);
3039 generate(method, runtime_method, is_bb_start);
3041 g_free (is_bb_start);
3043 mono_profiler_method_end_jit (method, MONO_PROFILE_OK);
3044 runtime_method->transformed = TRUE;
3045 LeaveCriticalSection(&calc_section);