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 #include <mono/mini/mini.h>
21 #include "interp-internals.h"
24 // TODO: export from marshal.c
25 MonoDelegate* mono_ftnptr_to_delegate (MonoClass *klass, gpointer ftn);
39 MonoMethodHeader *header;
41 const unsigned char *il_code;
42 const unsigned char *ip;
43 const unsigned char *last_ip;
44 const unsigned char *in_start;
48 StackInfo **stack_state;
51 unsigned char *is_bb_start;
52 unsigned short *new_code;
53 unsigned short *new_code_end;
54 unsigned short *new_ip;
55 unsigned short *last_new_ip;
56 unsigned int max_code_size;
59 unsigned int max_stack_height;
61 unsigned int max_vt_sp;
65 GHashTable *data_hash;
68 #define MINT_TYPE_I1 0
69 #define MINT_TYPE_U1 1
70 #define MINT_TYPE_I2 2
71 #define MINT_TYPE_U2 3
72 #define MINT_TYPE_I4 4
73 #define MINT_TYPE_I8 5
74 #define MINT_TYPE_R4 6
75 #define MINT_TYPE_R8 7
78 #define MINT_TYPE_VT 10
80 #define STACK_TYPE_I4 0
81 #define STACK_TYPE_I8 1
82 #define STACK_TYPE_R8 2
83 #define STACK_TYPE_O 3
84 #define STACK_TYPE_VT 4
85 #define STACK_TYPE_MP 5
86 #define STACK_TYPE_F 6
88 static const char *stack_type_string [] = { "I4", "I8", "R8", "O ", "VT", "MP", "F " };
90 #if SIZEOF_VOID_P == 8
91 #define STACK_TYPE_I STACK_TYPE_I8
93 #define STACK_TYPE_I STACK_TYPE_I4
96 static int stack_type [] = {
100 STACK_TYPE_I4, /*U2*/
101 STACK_TYPE_I4, /*I4*/
102 STACK_TYPE_I8, /*I8*/
103 STACK_TYPE_R8, /*R4*/
104 STACK_TYPE_R8, /*R8*/
111 grow_code (TransformData *td)
113 unsigned int old_ip_offset = td->new_ip - td->new_code;
114 unsigned int old_last_ip_offset = td->last_new_ip - td->new_code;
115 g_assert (old_ip_offset <= td->max_code_size);
116 td->new_code = g_realloc (td->new_code, (td->max_code_size *= 2) * sizeof (td->new_code [0]));
117 td->new_code_end = td->new_code + td->max_code_size;
118 td->new_ip = td->new_code + old_ip_offset;
119 td->last_new_ip = td->new_code + old_last_ip_offset;
122 #define ENSURE_CODE(td, n) \
124 if ((td)->new_ip + (n) > (td)->new_code_end) \
128 #define ADD_CODE(td, n) \
130 if ((td)->new_ip == (td)->new_code_end) \
132 *(td)->new_ip++ = (n); \
135 #define CHECK_STACK(td, n) \
137 int stack_size = (td)->sp - (td)->stack; \
138 if (stack_size < (n)) \
139 g_warning ("%s.%s: not enough values (%d < %d) on stack at %04x", \
140 (td)->method->klass->name, (td)->method->name, \
141 stack_size, n, (td)->ip - (td)->il_code); \
144 #define ENSURE_I4(td, sp_off) \
146 if ((td)->sp [-sp_off].type == STACK_TYPE_I8) \
147 ADD_CODE(td, sp_off == 1 ? MINT_CONV_I4_I8 : MINT_CONV_I4_I8_SP); \
151 handle_branch(TransformData *td, int short_op, int long_op, int offset)
153 int shorten_branch = 0;
154 int target = td->ip + offset - td->il_code;
155 if (target < 0 || target >= td->code_size)
156 g_assert_not_reached ();
157 if (offset > 0 && td->stack_height [target] < 0) {
158 td->stack_height [target] = td->sp - td->stack;
159 if (td->stack_height [target] > 0)
160 td->stack_state [target] = g_memdup (td->stack, td->stack_height [target] * sizeof (td->stack [0]));
161 td->vt_stack_size [target] = td->vt_sp;
164 offset = td->in_offsets [target] - (td->new_ip - td->new_code);
165 if (offset >= -32768) {
169 int prev = td->forward_refs [target];
170 td->forward_refs [td->ip - td->il_code] = prev;
171 td->forward_refs [target] = td->ip - td->il_code;
173 if (td->header->code_size <= 25000) /* FIX to be precise somehow? */
176 if (shorten_branch) {
177 ADD_CODE(td, short_op);
178 ADD_CODE(td, offset);
180 ADD_CODE(td, long_op);
181 ADD_CODE(td, * (unsigned short *)(&offset));
182 ADD_CODE(td, * ((unsigned short *)&offset + 1));
187 one_arg_branch(TransformData *td, int mint_op, int offset)
189 int type = td->sp [-1].type == STACK_TYPE_O || td->sp [-1].type == STACK_TYPE_MP ? STACK_TYPE_I : td->sp [-1].type;
190 int long_op = mint_op + type - STACK_TYPE_I4;
191 int short_op = long_op + MINT_BRFALSE_I4_S - MINT_BRFALSE_I4;
194 handle_branch (td, short_op, long_op, offset);
198 two_arg_branch(TransformData *td, int mint_op, int offset)
200 int type1 = td->sp [-1].type == STACK_TYPE_O || td->sp [-1].type == STACK_TYPE_MP ? STACK_TYPE_I : td->sp [-1].type;
201 int type2 = td->sp [-2].type == STACK_TYPE_O || td->sp [-2].type == STACK_TYPE_MP ? STACK_TYPE_I : td->sp [-2].type;
202 int long_op = mint_op + type1 - STACK_TYPE_I4;
203 int short_op = long_op + MINT_BEQ_I4_S - MINT_BEQ_I4;
205 if (type1 == STACK_TYPE_I4 && type2 == STACK_TYPE_I8) {
206 ADD_CODE(td, MINT_CONV_I8_I4);
207 td->in_offsets [td->ip - td->il_code]++;
208 } else if (type1 == STACK_TYPE_I8 && type2 == STACK_TYPE_I4) {
209 ADD_CODE(td, MINT_CONV_I8_I4_SP);
210 td->in_offsets [td->ip - td->il_code]++;
211 } else if (type1 != type2) {
212 g_warning("%s.%s: branch type mismatch %d %d",
213 td->method->klass->name, td->method->name,
214 td->sp [-1].type, td->sp [-2].type);
217 handle_branch (td, short_op, long_op, offset);
221 unary_arith_op(TransformData *td, int mint_op)
223 int op = mint_op + td->sp [-1].type - STACK_TYPE_I4;
229 binary_arith_op(TransformData *td, int mint_op)
231 int type1 = td->sp [-2].type;
232 int type2 = td->sp [-1].type;
234 #if SIZEOF_VOID_P == 8
235 if ((type1 == STACK_TYPE_MP || type1 == STACK_TYPE_I8) && type2 == STACK_TYPE_I4) {
236 ADD_CODE(td, MINT_CONV_I8_I4);
237 type2 = STACK_TYPE_I8;
239 if (type1 == STACK_TYPE_I4 && (type2 == STACK_TYPE_MP || type2 == STACK_TYPE_I8)) {
240 ADD_CODE(td, MINT_CONV_I8_I4_SP);
241 type1 = STACK_TYPE_I8;
242 td->sp [-2].type = STACK_TYPE_I8;
245 if (type1 == STACK_TYPE_MP)
246 type1 = STACK_TYPE_I;
247 if (type2 == STACK_TYPE_MP)
248 type2 = STACK_TYPE_I;
249 if (type1 != type2) {
250 g_warning("%s.%s: %04x arith type mismatch %s %d %d",
251 td->method->klass->name, td->method->name,
252 td->ip - td->il_code, mono_interp_opname[mint_op], type1, type2);
254 op = mint_op + type1 - STACK_TYPE_I4;
261 binary_int_op(TransformData *td, int mint_op)
263 int op = mint_op + td->sp [-1].type - STACK_TYPE_I4;
265 if (td->sp [-1].type != td->sp [-2].type)
266 g_warning("%s.%s: int type mismatch", td->method->klass->name, td->method->name);
272 shift_op(TransformData *td, int mint_op)
274 int op = mint_op + td->sp [-2].type - STACK_TYPE_I4;
276 if (td->sp [-1].type != STACK_TYPE_I4) {
277 g_warning("%s.%s: shift type mismatch %d",
278 td->method->klass->name, td->method->name,
286 mint_type(MonoType *type)
291 switch (type->type) {
295 case MONO_TYPE_BOOLEAN:
307 #if SIZEOF_VOID_P == 4
321 case MONO_TYPE_STRING:
322 case MONO_TYPE_SZARRAY:
323 case MONO_TYPE_CLASS:
324 case MONO_TYPE_OBJECT:
325 case MONO_TYPE_ARRAY:
327 case MONO_TYPE_VALUETYPE:
328 if (type->data.klass->enumtype) {
329 type = mono_class_enum_basetype (type->data.klass);
333 case MONO_TYPE_GENERICINST:
334 type = &type->data.generic_class->container_class->byval_arg;
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;
441 gboolean hasthis = mono_method_signature (td->method)->hasthis;
442 if (hasthis && n == 0)
443 type = &td->method->klass->byval_arg;
445 type = mono_method_signature (td->method)->params [hasthis ? n - 1 : n];
447 mt = mint_type (type);
448 if (mt == MINT_TYPE_VT) {
450 klass = mono_class_from_mono_type (type);
451 if (mono_method_signature (td->method)->pinvoke)
452 size = mono_class_native_size (klass, NULL);
454 size = mono_class_value_size (klass, NULL);
456 if (hasthis && n == 0) {
458 ADD_CODE (td, MINT_LDARG_P);
459 ADD_CODE (td, td->rtm->arg_offsets [n]); /* FIX for large offset */
463 ADD_CODE (td, MINT_LDARG_VT);
464 ADD_CODE (td, td->rtm->arg_offsets [n]); /* FIX for large offset */
468 if (hasthis && n == 0) {
470 ADD_CODE (td, MINT_LDARG_P);
471 ADD_CODE (td, td->rtm->arg_offsets [n]); /* FIX for large offset */
474 ADD_CODE(td, MINT_LDARG_I1 + (mt - MINT_TYPE_I1));
475 ADD_CODE(td, td->rtm->arg_offsets [n]); /* FIX for large offset */
476 if (mt == MINT_TYPE_O)
477 klass = mono_class_from_mono_type (type);
480 PUSH_TYPE(td, stack_type[mt], klass);
484 store_arg(TransformData *td, int n)
490 gboolean hasthis = mono_method_signature (td->method)->hasthis;
491 if (hasthis && n == 0)
492 type = &td->method->klass->byval_arg;
494 type = mono_method_signature (td->method)->params [n - !!hasthis];
496 mt = mint_type (type);
497 if (mt == MINT_TYPE_VT) {
499 MonoClass *klass = mono_class_from_mono_type (type);
500 if (mono_method_signature (td->method)->pinvoke)
501 size = mono_class_native_size (klass, NULL);
503 size = mono_class_value_size (klass, NULL);
504 ADD_CODE(td, MINT_STARG_VT);
507 if (td->sp [-1].type == STACK_TYPE_VT)
510 ADD_CODE(td, MINT_STARG_I1 + (mt - MINT_TYPE_I1));
511 ADD_CODE(td, td->rtm->arg_offsets [n]);
517 store_inarg(TransformData *td, int n)
520 gboolean hasthis = mono_method_signature (td->method)->hasthis;
521 if (hasthis && n == 0)
522 type = &td->method->klass->byval_arg;
524 type = mono_method_signature (td->method)->params [n - !!hasthis];
526 int mt = mint_type (type);
527 if (hasthis && n == 0) {
528 ADD_CODE (td, MINT_STINARG_P);
532 if (mt == MINT_TYPE_VT) {
533 MonoClass *klass = mono_class_from_mono_type (type);
535 if (mono_method_signature (td->method)->pinvoke)
536 size = mono_class_native_size (klass, NULL);
538 size = mono_class_value_size (klass, NULL);
539 ADD_CODE(td, MINT_STINARG_VT);
543 ADD_CODE(td, MINT_STINARG_I1 + (mt - MINT_TYPE_I1));
549 load_local(TransformData *td, int n)
551 MonoType *type = td->header->locals [n];
552 int mt = mint_type (type);
553 int offset = td->rtm->local_offsets [n];
554 MonoClass *klass = NULL;
555 if (mt == MINT_TYPE_VT) {
556 klass = mono_class_from_mono_type (type);
557 gint32 size = mono_class_value_size (klass, NULL);
559 ADD_CODE(td, MINT_LDLOC_VT);
560 ADD_CODE(td, offset); /*FIX for large offset */
563 g_assert (mt < MINT_TYPE_VT);
564 if (mt == MINT_TYPE_I4 && !td->is_bb_start [td->in_start - td->il_code] && td->last_new_ip != NULL &&
565 td->last_new_ip [0] == MINT_STLOC_I4 && td->last_new_ip [1] == offset) {
566 td->last_new_ip [0] = MINT_STLOC_NP_I4;
567 } else if (mt == MINT_TYPE_O && !td->is_bb_start [td->in_start - td->il_code] && td->last_new_ip != NULL &&
568 td->last_new_ip [0] == MINT_STLOC_O && td->last_new_ip [1] == offset) {
569 td->last_new_ip [0] = MINT_STLOC_NP_O;
571 ADD_CODE(td, MINT_LDLOC_I1 + (mt - MINT_TYPE_I1));
572 ADD_CODE(td, offset); /*FIX for large offset */
574 if (mt == MINT_TYPE_O)
575 klass = mono_class_from_mono_type (type);
577 PUSH_TYPE(td, stack_type[mt], klass);
581 store_local(TransformData *td, int n)
583 MonoType *type = td->header->locals [n];
584 int mt = mint_type (type);
585 int offset = td->rtm->local_offsets [n];
587 #if SIZEOF_VOID_P == 8
588 if (td->sp [-1].type == STACK_TYPE_I4 && stack_type [mt] == STACK_TYPE_I8) {
589 ADD_CODE(td, MINT_CONV_I8_I4);
590 td->sp [-1].type = STACK_TYPE_I8;
593 if (!can_store(td->sp [-1].type, stack_type [mt])) {
594 g_warning("%s.%s: Store local stack type mismatch %d %d",
595 td->method->klass->name, td->method->name,
596 stack_type [mt], td->sp [-1].type);
598 if (mt == MINT_TYPE_VT) {
599 MonoClass *klass = mono_class_from_mono_type (type);
600 gint32 size = mono_class_value_size (klass, NULL);
601 ADD_CODE(td, MINT_STLOC_VT);
602 ADD_CODE(td, offset); /*FIX for large offset */
604 if (td->sp [-1].type == STACK_TYPE_VT)
607 g_assert (mt < MINT_TYPE_VT);
608 ADD_CODE(td, MINT_STLOC_I1 + (mt - MINT_TYPE_I1));
609 ADD_CODE(td, offset); /*FIX for large offset */
614 #define SIMPLE_OP(td, op) \
621 get_data_item_index (TransformData *td, void *ptr)
623 gpointer p = g_hash_table_lookup (td->data_hash, ptr);
626 return GPOINTER_TO_UINT (p) - 1;
627 if (td->max_data_items == td->n_data_items) {
628 td->max_data_items = td->n_data_items == 0 ? 16 : 2 * td->max_data_items;
629 td->data_items = g_realloc (td->data_items, td->max_data_items * sizeof(td->data_items [0]));
631 index = td->n_data_items;
632 td->data_items [index] = ptr;
634 g_hash_table_insert (td->data_hash, ptr, GUINT_TO_POINTER (index + 1));
639 interp_transform_call (TransformData *td, MonoMethod *method, MonoMethod *target_method, MonoDomain *domain, MonoGenericContext *generic_context, unsigned char *is_bb_start, int body_start_offset, MonoClass *constrained_class, gboolean readonly)
641 MonoImage *image = method->klass->image;
642 MonoMethodSignature *csignature;
644 int virtual = *td->ip == CEE_CALLVIRT;
645 int calli = *td->ip == CEE_CALLI || *td->ip == CEE_MONO_CALLI_EXTRA_ARG;
647 guint32 vt_stack_used = 0;
648 guint32 vt_res_size = 0;
653 guint32 token = read32 (td->ip + 1);
655 if (target_method == NULL) {
658 native = (method->wrapper_type != MONO_WRAPPER_DELEGATE_INVOKE && td->sp [-1].type == STACK_TYPE_I);
660 if (method->wrapper_type != MONO_WRAPPER_NONE)
661 csignature = (MonoMethodSignature *)mono_method_get_wrapper_data (method, token);
663 csignature = mono_metadata_parse_signature (image, token);
665 if (generic_context) {
666 csignature = mono_inflate_generic_signature (csignature, generic_context, &error);
667 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
670 target_method = NULL;
672 if (method->wrapper_type == MONO_WRAPPER_NONE)
673 target_method = mono_get_method_full (image, token, NULL, generic_context);
675 target_method = (MonoMethod *)mono_method_get_wrapper_data (method, token);
676 csignature = mono_method_signature (target_method);
677 if (target_method->klass == mono_defaults.string_class) {
678 if (target_method->name [0] == 'g') {
679 if (strcmp (target_method->name, "get_Chars") == 0)
681 else if (strcmp (target_method->name, "get_Length") == 0)
684 } else if (mono_class_is_subclass_of (target_method->klass, mono_defaults.array_class, FALSE)) {
685 if (!strcmp (target_method->name, "get_Rank")) {
686 op = MINT_ARRAY_RANK;
687 } else if (!strcmp (target_method->name, "get_Length")) {
689 } else if (!strcmp (target_method->name, "Address")) {
690 op = readonly ? MINT_LDELEMA : MINT_LDELEMA_TC;
692 } else if (target_method && generic_context) {
693 csignature = mono_inflate_generic_signature (csignature, generic_context, &error);
694 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
695 target_method = mono_class_inflate_generic_method_checked (target_method, generic_context, &error);
696 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
700 csignature = mono_method_signature (target_method);
703 if (constrained_class) {
704 if (constrained_class->enumtype && !strcmp (target_method->name, "GetHashCode")) {
705 /* Use the corresponding method from the base type to avoid boxing */
706 MonoType *base_type = mono_class_enum_basetype (constrained_class);
707 g_assert (base_type);
708 constrained_class = mono_class_from_mono_type (base_type);
709 target_method = mono_class_get_method_from_name (constrained_class, target_method->name, 0);
710 g_assert (target_method);
714 if (constrained_class) {
715 mono_class_setup_vtable (constrained_class);
717 g_print ("CONSTRAINED.CALLVIRT: %s::%s. %s (%p) ->\n", target_method->klass->name, target_method->name, mono_signature_full_name (target_method->signature), target_method);
719 target_method = mono_get_method_constrained_with_method (image, target_method, constrained_class, generic_context, &error);
721 g_print (" : %s::%s. %s (%p)\n", target_method->klass->name, target_method->name, mono_signature_full_name (target_method->signature), target_method);
723 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
724 mono_class_setup_vtable (target_method->klass);
726 if (constrained_class->valuetype && (target_method->klass == mono_defaults.object_class || target_method->klass == mono_defaults.enum_class->parent || target_method->klass == mono_defaults.enum_class)) {
727 if (target_method->klass == mono_defaults.enum_class && (td->sp - csignature->param_count - 1)->type == STACK_TYPE_MP) {
728 /* managed pointer on the stack, we need to deref that puppy */
729 ADD_CODE (td, MINT_LDIND_I);
730 ADD_CODE (td, csignature->param_count);
732 ADD_CODE (td, MINT_BOX);
733 ADD_CODE (td, get_data_item_index (td, constrained_class));
734 ADD_CODE (td, csignature->param_count);
735 } else if (!constrained_class->valuetype) {
736 /* managed pointer on the stack, we need to deref that puppy */
737 ADD_CODE (td, MINT_LDIND_I);
738 ADD_CODE (td, csignature->param_count);
740 if (target_method->klass->valuetype) {
743 /* Interface method */
746 mono_class_setup_vtable (constrained_class);
747 ioffset = mono_class_interface_offset (constrained_class, target_method->klass);
749 g_error ("type load error: constrained_class");
750 slot = mono_method_get_vtable_slot (target_method);
752 g_error ("type load error: target_method->klass");
753 target_method = constrained_class->vtable [ioffset + slot];
755 if (target_method->klass == mono_defaults.enum_class) {
756 if ((td->sp - csignature->param_count - 1)->type == STACK_TYPE_MP) {
757 /* managed pointer on the stack, we need to deref that puppy */
758 ADD_CODE (td, MINT_LDIND_I);
759 ADD_CODE (td, csignature->param_count);
761 ADD_CODE (td, MINT_BOX);
762 ADD_CODE (td, get_data_item_index (td, constrained_class));
763 ADD_CODE (td, csignature->param_count);
771 mono_class_init (target_method->klass);
773 CHECK_STACK (td, csignature->param_count + csignature->hasthis);
774 if (!calli && (!virtual || (target_method->flags & METHOD_ATTRIBUTE_VIRTUAL) == 0) &&
775 (target_method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) == 0 &&
776 (target_method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL) == 0) {
777 int called_inited = mono_class_vtable (domain, target_method->klass)->initialized;
778 MonoMethodHeader *mheader = mono_method_get_header (target_method);
780 if (/*mono_metadata_signature_equal (method->signature, target_method->signature) */ method == target_method && *(td->ip + 5) == CEE_RET) {
782 if (mono_interp_traceopt)
783 g_print ("Optimize tail call of %s.%s\n", target_method->klass->name, target_method->name);
784 for (i = csignature->param_count - 1; i >= 0; --i)
785 store_arg (td, i + csignature->hasthis);
787 ADD_CODE(td, MINT_BR_S);
788 offset = body_start_offset - ((td->new_ip - 1) - td->new_code);
789 ADD_CODE(td, offset);
790 if (!is_bb_start [td->ip + 5 - td->il_code])
791 ++td->ip; /* gobble the CEE_RET if it isn't branched to */
795 /* mheader might not exist if this is a delegate invoc, etc */
796 if (mheader && *mheader->code == CEE_RET && called_inited) {
797 if (mono_interp_traceopt)
798 g_print ("Inline (empty) call of %s.%s\n", target_method->klass->name, target_method->name);
799 for (i = 0; i < csignature->param_count; i++)
800 ADD_CODE (td, MINT_POP); /*FIX: vt */
802 if (csignature->hasthis) {
804 ADD_CODE(td, MINT_CKNULL);
805 ADD_CODE (td, MINT_POP);
808 td->sp -= csignature->param_count + csignature->hasthis;
814 if (method->wrapper_type == MONO_WRAPPER_NONE && target_method != NULL) {
815 if (target_method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL)
816 target_method = mono_marshal_get_native_wrapper (target_method, FALSE, FALSE);
817 if (!virtual && target_method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED)
818 target_method = mono_marshal_get_synchronized_wrapper (target_method);
820 g_assert (csignature->call_convention == MONO_CALL_DEFAULT || csignature->call_convention == MONO_CALL_C);
821 td->sp -= csignature->param_count + !!csignature->hasthis;
822 for (i = 0; i < csignature->param_count; ++i) {
823 if (td->sp [i + !!csignature->hasthis].type == STACK_TYPE_VT) {
825 MonoClass *klass = mono_class_from_mono_type (csignature->params [i]);
826 if (csignature->pinvoke && method->wrapper_type != MONO_WRAPPER_NONE)
827 size = mono_class_native_size (klass, NULL);
829 size = mono_class_value_size (klass, NULL);
830 size = (size + 7) & ~7;
831 vt_stack_used += size;
835 /* need to handle typedbyref ... */
836 if (csignature->ret->type != MONO_TYPE_VOID) {
837 int mt = mint_type(csignature->ret);
838 MonoClass *klass = mono_class_from_mono_type (csignature->ret);
839 if (mt == MINT_TYPE_VT) {
840 if (csignature->pinvoke && method->wrapper_type != MONO_WRAPPER_NONE)
841 vt_res_size = mono_class_native_size (klass, NULL);
843 vt_res_size = mono_class_value_size (klass, NULL);
844 PUSH_VT(td, vt_res_size);
846 PUSH_TYPE(td, stack_type[mt], klass);
852 #if SIZEOF_VOID_P == 8
853 if (op == MINT_LDLEN)
854 ADD_CODE (td, MINT_CONV_I4_I8);
856 if (op == MINT_LDELEMA || op == MINT_LDELEMA_TC) {
857 ADD_CODE (td, get_data_item_index (td, target_method->klass));
858 ADD_CODE (td, 1 + target_method->klass->rank);
862 ADD_CODE(td, native ? MINT_CALLI_NAT : MINT_CALLI);
864 ADD_CODE(td, is_void ? MINT_VCALLVIRT : MINT_CALLVIRT);
866 ADD_CODE(td, is_void ? MINT_VCALL : MINT_CALL);
869 ADD_CODE(td, get_data_item_index (td, (void *)csignature));
871 ADD_CODE(td, get_data_item_index (td, (void *)mono_interp_get_runtime_method (domain, target_method, &error)));
872 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
876 if (vt_stack_used != 0 || vt_res_size != 0) {
877 ADD_CODE(td, MINT_VTRESULT);
878 ADD_CODE(td, vt_res_size);
879 WRITE32(td, &vt_stack_used);
880 td->vt_sp -= vt_stack_used;
885 generate (MonoMethod *method, RuntimeMethod *rtm, unsigned char *is_bb_start, MonoGenericContext *generic_context)
887 MonoMethodHeader *header = mono_method_get_header (method);
888 MonoMethodSignature *signature = mono_method_signature (method);
889 MonoImage *image = method->klass->image;
890 MonoDomain *domain = mono_domain_get ();
891 MonoClass *constrained_class = NULL;
893 int offset, mt, i, i32;
894 gboolean readonly = FALSE;
896 MonoClassField *field;
897 const unsigned char *end;
898 int new_in_start_offset;
899 int body_start_offset;
903 int generating_code = 1;
905 memset(&td, 0, sizeof(td));
908 td.is_bb_start = is_bb_start;
909 td.il_code = header->code;
910 td.code_size = header->code_size;
912 td.max_code_size = td.code_size;
913 td.new_code = (unsigned short *)g_malloc(td.max_code_size * sizeof(gushort));
914 td.new_code_end = td.new_code + td.max_code_size;
915 td.in_offsets = g_malloc0(header->code_size * sizeof(int));
916 td.forward_refs = g_malloc(header->code_size * sizeof(int));
917 td.stack_state = g_malloc0(header->code_size * sizeof(StackInfo *));
918 td.stack_height = g_malloc(header->code_size * sizeof(int));
919 td.vt_stack_size = g_malloc(header->code_size * sizeof(int));
921 td.max_data_items = 0;
922 td.data_items = NULL;
923 td.data_hash = g_hash_table_new (NULL, NULL);
924 rtm->data_items = td.data_items;
925 for (i = 0; i < header->code_size; i++) {
926 td.forward_refs [i] = -1;
927 td.stack_height [i] = -1;
929 td.new_ip = td.new_code;
930 td.last_new_ip = NULL;
932 td.stack = g_malloc0 ((header->max_stack + 1) * sizeof (td.stack [0]));
934 td.max_stack_height = 0;
936 for (i = 0; i < header->num_clauses; i++) {
937 MonoExceptionClause *c = header->clauses + i;
938 td.stack_height [c->handler_offset] = 0;
939 td.vt_stack_size [c->handler_offset] = 0;
940 td.is_bb_start [c->handler_offset] = 1;
942 td.stack_height [c->handler_offset] = 1;
943 td.stack_state [c->handler_offset] = g_malloc0(sizeof(StackInfo));
944 td.stack_state [c->handler_offset][0].type = STACK_TYPE_O;
945 td.stack_state [c->handler_offset][0].klass = NULL; /*FIX*/
948 td.ip = header->code;
949 end = td.ip + header->code_size;
951 if (mono_interp_traceopt) {
952 char *tmp = mono_disasm_code (NULL, method, td.ip, end);
953 char *name = mono_method_full_name (method, TRUE);
954 g_print ("Method %s, original code:\n", name);
955 g_print ("%s\n", tmp);
960 if (signature->hasthis)
961 store_inarg (&td, 0);
962 for (i = 0; i < signature->param_count; i++)
963 store_inarg (&td, i + !!signature->hasthis);
965 body_start_offset = td.new_ip - td.new_code;
967 for (i = 0; i < header->num_locals; i++) {
968 int mt = mint_type(header->locals [i]);
969 if (mt == MINT_TYPE_VT || mt == MINT_TYPE_O || mt == MINT_TYPE_P) {
970 ADD_CODE(&td, MINT_INITLOCALS);
975 while (td.ip < end) {
978 g_assert (td.sp >= td.stack);
979 g_assert (td.vt_sp < 0x10000000);
980 in_offset = td.ip - header->code;
981 td.in_offsets [in_offset] = td.new_ip - td.new_code;
982 new_in_start_offset = td.new_ip - td.new_code;
984 while (td.forward_refs [in_offset] >= 0) {
985 int j = td.forward_refs [in_offset];
987 td.forward_refs [in_offset] = td.forward_refs [j];
988 if (td.in_offsets [j] < 0) {
989 int old_switch_offset = -td.in_offsets [j];
990 int new_switch_offset = td.in_offsets [old_switch_offset];
991 int switch_case = (j - old_switch_offset - 5) / 4;
992 int n_cases = read32 (header->code + old_switch_offset + 1);
993 offset = (td.new_ip - td.new_code) - (new_switch_offset + 2 * n_cases + 3);
994 slot = new_switch_offset + 3 + 2 * switch_case;
995 td.new_code [slot] = * (unsigned short *)(&offset);
996 td.new_code [slot + 1] = * ((unsigned short *)&offset + 1);
998 int op = td.new_code [td.in_offsets [j]];
999 if (mono_interp_opargtype [op] == MintOpShortBranch) {
1000 offset = (td.new_ip - td.new_code) - td.in_offsets [j];
1001 g_assert (offset <= 32767);
1002 slot = td.in_offsets [j] + 1;
1003 td.new_code [slot] = offset;
1005 offset = (td.new_ip - td.new_code) - td.in_offsets [j];
1006 slot = td.in_offsets [j] + 1;
1007 td.new_code [slot] = * (unsigned short *)(&offset);
1008 td.new_code [slot + 1] = * ((unsigned short *)&offset + 1);
1012 if (td.stack_height [in_offset] >= 0) {
1013 g_assert (is_bb_start [in_offset]);
1014 if (td.stack_height [in_offset] > 0)
1015 memcpy (td.stack, td.stack_state [in_offset], td.stack_height [in_offset] * sizeof(td.stack [0]));
1016 td.sp = td.stack + td.stack_height [in_offset];
1017 td.vt_sp = td.vt_stack_size [in_offset];
1019 if (is_bb_start [in_offset]) {
1020 generating_code = 1;
1022 if (!generating_code) {
1023 while (td.ip < end && !is_bb_start [td.ip - td.il_code])
1027 if (mono_interp_traceopt > 1) {
1028 printf("IL_%04lx %s %-10s -> IL_%04lx, sp %ld, %s %-12s vt_sp %u (max %u)\n",
1030 td.is_bb_start [td.ip - td.il_code] == 3 ? "<>" :
1031 td.is_bb_start [td.ip - td.il_code] == 2 ? "< " :
1032 td.is_bb_start [td.ip - td.il_code] == 1 ? " >" : " ",
1033 mono_opcode_name (*td.ip), td.new_ip - td.new_code, td.sp - td.stack,
1034 td.sp > td.stack ? stack_type_string [td.sp [-1].type] : " ",
1035 (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) : "",
1036 td.vt_sp, td.max_vt_sp);
1044 SIMPLE_OP(td, MINT_BREAK);
1050 load_arg (&td, *td.ip - CEE_LDARG_0);
1057 load_local (&td, *td.ip - CEE_LDLOC_0);
1064 store_local (&td, *td.ip - CEE_STLOC_0);
1068 load_arg (&td, ((guint8 *)td.ip)[1]);
1071 case CEE_LDARGA_S: {
1072 /* NOTE: n includes this */
1073 int n = ((guint8 *)td.ip)[1];
1074 if (n == 0 && signature->hasthis) {
1075 g_error ("LDTHISA: NOPE");
1076 ADD_CODE(&td, MINT_LDTHISA);
1079 ADD_CODE(&td, MINT_LDARGA);
1080 ADD_CODE(&td, td.rtm->arg_offsets [n]);
1082 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
1087 store_arg (&td, ((guint8 *)td.ip)[1]);
1091 load_local (&td, ((guint8 *)td.ip)[1]);
1095 ADD_CODE(&td, MINT_LDLOCA_S);
1096 ADD_CODE(&td, td.rtm->local_offsets [((guint8 *)td.ip)[1]]);
1097 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
1101 store_local (&td, ((guint8 *)td.ip)[1]);
1105 SIMPLE_OP(td, MINT_LDNULL);
1106 PUSH_TYPE(&td, STACK_TYPE_O, NULL);
1109 SIMPLE_OP(td, MINT_LDC_I4_M1);
1110 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
1113 if (!td.is_bb_start[td.ip + 1 - td.il_code] && td.ip [1] == 0xfe && td.ip [2] == CEE_CEQ &&
1114 td.sp > td.stack && td.sp [-1].type == STACK_TYPE_I4) {
1115 SIMPLE_OP(td, MINT_CEQ0_I4);
1118 SIMPLE_OP(td, MINT_LDC_I4_0);
1119 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
1123 if (!td.is_bb_start[td.ip + 1 - td.il_code] &&
1124 (td.ip [1] == CEE_ADD || td.ip [1] == CEE_SUB) && td.sp [-1].type == STACK_TYPE_I4) {
1125 ADD_CODE(&td, td.ip [1] == CEE_ADD ? MINT_ADD1_I4 : MINT_SUB1_I4);
1128 SIMPLE_OP(td, MINT_LDC_I4_1);
1129 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
1139 SIMPLE_OP(td, (*td.ip - CEE_LDC_I4_0) + MINT_LDC_I4_0);
1140 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
1143 ADD_CODE(&td, MINT_LDC_I4_S);
1144 ADD_CODE(&td, ((gint8 *) td.ip) [1]);
1146 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
1149 i32 = read32 (td.ip + 1);
1150 ADD_CODE(&td, MINT_LDC_I4);
1153 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
1156 gint64 val = read64 (td.ip + 1);
1157 ADD_CODE(&td, MINT_LDC_I8);
1160 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I8);
1165 readr4 (td.ip + 1, &val);
1166 ADD_CODE(&td, MINT_LDC_R4);
1169 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_R8);
1174 readr8 (td.ip + 1, &val);
1175 ADD_CODE(&td, MINT_LDC_R8);
1178 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_R8);
1182 int type = td.sp [-1].type;
1183 MonoClass *klass = td.sp [-1].klass;
1184 if (td.sp [-1].type == STACK_TYPE_VT) {
1185 gint32 size = mono_class_value_size (klass, NULL);
1187 ADD_CODE(&td, MINT_DUP_VT);
1188 WRITE32(&td, &size);
1191 SIMPLE_OP(td, MINT_DUP);
1192 PUSH_TYPE(&td, type, klass);
1196 CHECK_STACK(&td, 1);
1197 SIMPLE_OP(td, MINT_POP);
1199 if (td.sp [-1].type == STACK_TYPE_VT) {
1200 int size = mono_class_value_size (td.sp [-1].klass, NULL);
1201 size = (size + 7) & ~7;
1202 ADD_CODE(&td, MINT_VTRESULT);
1204 WRITE32(&td, &size);
1211 if (td.sp > td.stack)
1212 g_warning ("CEE_JMP: stack must be empty");
1213 token = read32 (td.ip + 1);
1214 m = mono_get_method_full (image, token, NULL, generic_context);
1215 ADD_CODE (&td, MINT_JMP);
1216 ADD_CODE (&td, get_data_item_index (&td, mono_interp_get_runtime_method (domain, m, &error)));
1217 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
1221 case CEE_CALLVIRT: /* Fall through */
1222 case CEE_CALLI: /* Fall through */
1224 interp_transform_call (&td, method, NULL, domain, generic_context, is_bb_start, body_start_offset, constrained_class, readonly);
1225 constrained_class = NULL;
1231 if (signature->ret->type != MONO_TYPE_VOID) {
1233 MonoClass *klass = mono_class_from_mono_type (signature->ret);
1234 if (mint_type (&klass->byval_arg) == MINT_TYPE_VT) {
1235 vt_size = mono_class_value_size (klass, NULL);
1236 vt_size = (vt_size + 7) & ~7;
1239 if (td.sp > td.stack)
1240 g_warning ("%s.%s: CEE_RET: more values on stack: %d", td.method->klass->name, td.method->name, td.sp - td.stack);
1241 if (td.vt_sp != vt_size)
1242 g_error ("%s.%s: CEE_RET: value type stack: %d vs. %d", td.method->klass->name, td.method->name, td.vt_sp, vt_size);
1244 SIMPLE_OP(td, signature->ret->type == MONO_TYPE_VOID ? MINT_RET_VOID : MINT_RET);
1246 ADD_CODE(&td, MINT_RET_VT);
1247 WRITE32(&td, &vt_size);
1250 generating_code = 0;
1254 handle_branch (&td, MINT_BR_S, MINT_BR, 5 + read32 (td.ip + 1));
1256 generating_code = 0;
1259 handle_branch (&td, MINT_BR_S, MINT_BR, 2 + (gint8)td.ip [1]);
1261 generating_code = 0;
1264 one_arg_branch (&td, MINT_BRFALSE_I4, 5 + read32 (td.ip + 1));
1268 one_arg_branch (&td, MINT_BRFALSE_I4, 2 + (gint8)td.ip [1]);
1272 one_arg_branch (&td, MINT_BRTRUE_I4, 5 + read32 (td.ip + 1));
1276 one_arg_branch (&td, MINT_BRTRUE_I4, 2 + (gint8)td.ip [1]);
1280 two_arg_branch (&td, MINT_BEQ_I4, 5 + read32 (td.ip + 1));
1284 two_arg_branch (&td, MINT_BEQ_I4, 2 + (gint8) td.ip [1]);
1288 two_arg_branch (&td, MINT_BGE_I4, 5 + read32 (td.ip + 1));
1292 two_arg_branch (&td, MINT_BGE_I4, 2 + (gint8) td.ip [1]);
1296 two_arg_branch (&td, MINT_BGT_I4, 5 + read32 (td.ip + 1));
1300 two_arg_branch (&td, MINT_BGT_I4, 2 + (gint8) td.ip [1]);
1304 two_arg_branch (&td, MINT_BLT_I4, 5 + read32 (td.ip + 1));
1308 two_arg_branch (&td, MINT_BLT_I4, 2 + (gint8) td.ip [1]);
1312 two_arg_branch (&td, MINT_BLE_I4, 5 + read32 (td.ip + 1));
1316 two_arg_branch (&td, MINT_BLE_I4, 2 + (gint8) td.ip [1]);
1320 two_arg_branch (&td, MINT_BNE_UN_I4, 5 + read32 (td.ip + 1));
1324 two_arg_branch (&td, MINT_BNE_UN_I4, 2 + (gint8) td.ip [1]);
1328 two_arg_branch (&td, MINT_BGE_UN_I4, 5 + read32 (td.ip + 1));
1332 two_arg_branch (&td, MINT_BGE_UN_I4, 2 + (gint8) td.ip [1]);
1336 two_arg_branch (&td, MINT_BGT_UN_I4, 5 + read32 (td.ip + 1));
1340 two_arg_branch (&td, MINT_BGT_UN_I4, 2 + (gint8) td.ip [1]);
1344 two_arg_branch (&td, MINT_BLE_UN_I4, 5 + read32 (td.ip + 1));
1348 two_arg_branch (&td, MINT_BLE_UN_I4, 2 + (gint8) td.ip [1]);
1352 two_arg_branch (&td, MINT_BLT_UN_I4, 5 + read32 (td.ip + 1));
1356 two_arg_branch (&td, MINT_BLT_UN_I4, 2 + (gint8) td.ip [1]);
1361 const unsigned char *next_ip;
1362 const unsigned char *base_ip = td.ip;
1363 unsigned short *next_new_ip;
1366 ADD_CODE (&td, MINT_SWITCH);
1369 next_ip = td.ip + n * 4;
1370 next_new_ip = td.new_ip + n * 2;
1372 int stack_height = td.sp - td.stack;
1373 for (i = 0; i < n; i++) {
1374 offset = read32 (td.ip);
1375 target = next_ip - td.il_code + offset;
1378 if (stack_height > 0 && stack_height != td.stack_height [target])
1379 g_warning ("SWITCH with back branch and non-empty stack");
1381 target = td.in_offsets [target] - (next_new_ip - td.new_code);
1383 td.stack_height [target] = stack_height;
1384 td.vt_stack_size [target] = td.vt_sp;
1385 if (stack_height > 0)
1386 td.stack_state [target] = g_memdup (td.stack, stack_height * sizeof (td.stack [0]));
1387 int prev = td.forward_refs [target];
1388 td.forward_refs [td.ip - td.il_code] = prev;
1389 td.forward_refs [target] = td.ip - td.il_code;
1390 td.in_offsets [td.ip - td.il_code] = - (base_ip - td.il_code);
1392 WRITE32 (&td, &target);
1398 CHECK_STACK (&td, 1);
1399 SIMPLE_OP (td, MINT_LDIND_I1);
1400 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1403 CHECK_STACK (&td, 1);
1404 SIMPLE_OP (td, MINT_LDIND_U1);
1405 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1408 CHECK_STACK (&td, 1);
1409 SIMPLE_OP (td, MINT_LDIND_I2);
1410 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1413 CHECK_STACK (&td, 1);
1414 SIMPLE_OP (td, MINT_LDIND_U2);
1415 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1418 CHECK_STACK (&td, 1);
1419 SIMPLE_OP (td, MINT_LDIND_I4);
1420 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1423 CHECK_STACK (&td, 1);
1424 SIMPLE_OP (td, MINT_LDIND_U4);
1425 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1428 CHECK_STACK (&td, 1);
1429 SIMPLE_OP (td, MINT_LDIND_I8);
1430 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1433 CHECK_STACK (&td, 1);
1434 SIMPLE_OP (td, MINT_LDIND_I);
1436 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1439 CHECK_STACK (&td, 1);
1440 SIMPLE_OP (td, MINT_LDIND_R4);
1441 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1444 CHECK_STACK (&td, 1);
1445 SIMPLE_OP (td, MINT_LDIND_R8);
1446 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1449 CHECK_STACK (&td, 1);
1450 SIMPLE_OP (td, MINT_LDIND_REF);
1451 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_O);
1454 CHECK_STACK (&td, 2);
1455 SIMPLE_OP (td, MINT_STIND_REF);
1459 CHECK_STACK (&td, 2);
1460 SIMPLE_OP (td, MINT_STIND_I1);
1464 CHECK_STACK (&td, 2);
1465 SIMPLE_OP (td, MINT_STIND_I2);
1469 CHECK_STACK (&td, 2);
1470 SIMPLE_OP (td, MINT_STIND_I4);
1474 CHECK_STACK (&td, 2);
1475 SIMPLE_OP (td, MINT_STIND_I);
1479 CHECK_STACK (&td, 2);
1480 SIMPLE_OP (td, MINT_STIND_I8);
1484 CHECK_STACK (&td, 2);
1485 SIMPLE_OP (td, MINT_STIND_R4);
1489 CHECK_STACK (&td, 2);
1490 SIMPLE_OP (td, MINT_STIND_R8);
1494 binary_arith_op(&td, MINT_ADD_I4);
1498 binary_arith_op(&td, MINT_SUB_I4);
1502 binary_arith_op(&td, MINT_MUL_I4);
1506 binary_arith_op(&td, MINT_DIV_I4);
1510 binary_arith_op(&td, MINT_DIV_UN_I4);
1514 binary_int_op (&td, MINT_REM_I4);
1518 binary_int_op (&td, MINT_REM_UN_I4);
1522 binary_int_op (&td, MINT_AND_I4);
1526 binary_int_op (&td, MINT_OR_I4);
1530 binary_int_op (&td, MINT_XOR_I4);
1534 shift_op (&td, MINT_SHL_I4);
1538 shift_op (&td, MINT_SHR_I4);
1542 shift_op (&td, MINT_SHR_UN_I4);
1546 unary_arith_op (&td, MINT_NEG_I4);
1550 unary_arith_op (&td, MINT_NOT_I4);
1554 CHECK_STACK (&td, 1);
1555 switch (td.sp [-1].type) {
1557 ADD_CODE(&td, MINT_CONV_U1_R8);
1560 ADD_CODE(&td, MINT_CONV_U1_I4);
1563 ADD_CODE(&td, MINT_CONV_U1_I8);
1566 g_assert_not_reached ();
1569 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1572 CHECK_STACK (&td, 1);
1573 switch (td.sp [-1].type) {
1575 ADD_CODE(&td, MINT_CONV_I1_R8);
1578 ADD_CODE(&td, MINT_CONV_I1_I4);
1581 ADD_CODE(&td, MINT_CONV_I1_I8);
1584 g_assert_not_reached ();
1587 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1590 CHECK_STACK (&td, 1);
1591 switch (td.sp [-1].type) {
1593 ADD_CODE(&td, MINT_CONV_U2_R8);
1596 ADD_CODE(&td, MINT_CONV_U2_I4);
1599 ADD_CODE(&td, MINT_CONV_U2_I8);
1602 g_assert_not_reached ();
1605 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1608 CHECK_STACK (&td, 1);
1609 switch (td.sp [-1].type) {
1611 ADD_CODE(&td, MINT_CONV_I2_R8);
1614 ADD_CODE(&td, MINT_CONV_I2_I4);
1617 ADD_CODE(&td, MINT_CONV_I2_I8);
1620 g_assert_not_reached ();
1623 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1626 CHECK_STACK (&td, 1);
1627 switch (td.sp [-1].type) {
1629 #if SIZEOF_VOID_P == 4
1630 ADD_CODE(&td, MINT_CONV_U4_R8);
1632 ADD_CODE(&td, MINT_CONV_U8_R8);
1636 #if SIZEOF_VOID_P == 8
1637 ADD_CODE(&td, MINT_CONV_U8_I4);
1641 #if SIZEOF_VOID_P == 4
1642 ADD_CODE(&td, MINT_CONV_U4_I8);
1648 g_assert_not_reached ();
1651 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1654 CHECK_STACK (&td, 1);
1655 switch (td.sp [-1].type) {
1657 #if SIZEOF_VOID_P == 8
1658 ADD_CODE(&td, MINT_CONV_I8_R8);
1660 ADD_CODE(&td, MINT_CONV_I4_R8);
1664 #if SIZEOF_VOID_P == 8
1665 ADD_CODE(&td, MINT_CONV_I8_I4);
1673 #if SIZEOF_VOID_P == 4
1674 ADD_CODE(&td, MINT_CONV_I4_I8);
1678 g_assert_not_reached ();
1681 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
1684 CHECK_STACK (&td, 1);
1685 switch (td.sp [-1].type) {
1687 ADD_CODE(&td, MINT_CONV_U4_R8);
1692 ADD_CODE(&td, MINT_CONV_U4_I8);
1695 #if SIZEOF_VOID_P == 8
1696 ADD_CODE(&td, MINT_CONV_U4_I8);
1700 g_assert_not_reached ();
1703 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1706 CHECK_STACK (&td, 1);
1707 switch (td.sp [-1].type) {
1709 ADD_CODE(&td, MINT_CONV_I4_R8);
1714 ADD_CODE(&td, MINT_CONV_I4_I8);
1717 #if SIZEOF_VOID_P == 8
1718 ADD_CODE(&td, MINT_CONV_I4_I8);
1722 g_assert_not_reached ();
1725 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
1728 CHECK_STACK (&td, 1);
1729 switch (td.sp [-1].type) {
1731 ADD_CODE(&td, MINT_CONV_I8_R8);
1734 ADD_CODE(&td, MINT_CONV_I8_I4);
1739 #if SIZEOF_VOID_P == 4
1740 ADD_CODE(&td, MINT_CONV_I8_I4);
1744 g_assert_not_reached ();
1747 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1750 CHECK_STACK (&td, 1);
1751 switch (td.sp [-1].type) {
1753 ADD_CODE(&td, MINT_CONV_R4_R8);
1756 ADD_CODE(&td, MINT_CONV_R4_I8);
1759 ADD_CODE(&td, MINT_CONV_R4_I4);
1762 g_assert_not_reached ();
1765 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1768 CHECK_STACK (&td, 1);
1769 switch (td.sp [-1].type) {
1771 ADD_CODE(&td, MINT_CONV_R8_I4);
1774 ADD_CODE(&td, MINT_CONV_R8_I8);
1779 g_assert_not_reached ();
1782 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1785 CHECK_STACK (&td, 1);
1786 switch (td.sp [-1].type) {
1788 ADD_CODE(&td, MINT_CONV_U8_I4);
1793 ADD_CODE(&td, MINT_CONV_U8_R8);
1796 #if SIZEOF_VOID_P == 4
1797 ADD_CODE(&td, MINT_CONV_U8_I4);
1801 g_assert_not_reached ();
1804 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
1807 CHECK_STACK (&td, 2);
1809 token = read32 (td.ip + 1);
1810 klass = mono_class_get_full (image, token, generic_context);
1812 if (klass->valuetype) {
1813 ADD_CODE (&td, MINT_CPOBJ);
1814 ADD_CODE (&td, get_data_item_index(&td, klass));
1816 ADD_CODE (&td, MINT_LDIND_REF);
1817 ADD_CODE (&td, MINT_STIND_REF);
1825 CHECK_STACK (&td, 1);
1827 token = read32 (td.ip + 1);
1829 if (method->wrapper_type != MONO_WRAPPER_NONE)
1830 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1832 klass = mono_class_get_full (image, token, generic_context);
1834 ADD_CODE(&td, MINT_LDOBJ);
1835 ADD_CODE(&td, get_data_item_index(&td, klass));
1836 if (mint_type (&klass->byval_arg) == MINT_TYPE_VT) {
1837 size = mono_class_value_size (klass, NULL);
1841 SET_TYPE(td.sp - 1, stack_type[mint_type(&klass->byval_arg)], klass);
1846 token = mono_metadata_token_index (read32 (td.ip + 1));
1848 if (method->wrapper_type != MONO_WRAPPER_NONE) {
1849 s = mono_string_new_wrapper(
1850 mono_method_get_wrapper_data (method, token));
1853 s = mono_ldstr (domain, image, token);
1854 ADD_CODE(&td, MINT_LDSTR);
1855 ADD_CODE(&td, get_data_item_index (&td, s));
1856 PUSH_TYPE(&td, STACK_TYPE_O, mono_defaults.string_class);
1861 MonoMethodSignature *csignature;
1862 guint32 vt_stack_used = 0;
1863 guint32 vt_res_size = 0;
1866 token = read32 (td.ip);
1869 if (method->wrapper_type != MONO_WRAPPER_NONE)
1870 m = (MonoMethod *)mono_method_get_wrapper_data (method, token);
1872 m = mono_get_method_full (image, token, NULL, generic_context);
1874 csignature = mono_method_signature (m);
1876 td.sp -= csignature->param_count;
1877 ADD_CODE(&td, MINT_NEWOBJ);
1878 ADD_CODE(&td, get_data_item_index (&td, mono_interp_get_runtime_method (domain, m, &error)));
1879 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
1881 if (mint_type (&klass->byval_arg) == MINT_TYPE_VT) {
1882 vt_res_size = mono_class_value_size (klass, NULL);
1883 PUSH_VT (&td, vt_res_size);
1885 for (i = 0; i < csignature->param_count; ++i) {
1886 int mt = mint_type(csignature->params [i]);
1887 if (mt == MINT_TYPE_VT) {
1888 MonoClass *k = mono_class_from_mono_type (csignature->params [i]);
1889 gint32 size = mono_class_value_size (k, NULL);
1890 size = (size + 7) & ~7;
1891 vt_stack_used += size;
1894 if (vt_stack_used != 0 || vt_res_size != 0) {
1895 ADD_CODE(&td, MINT_VTRESULT);
1896 ADD_CODE(&td, vt_res_size);
1897 WRITE32(&td, &vt_stack_used);
1898 td.vt_sp -= vt_stack_used;
1900 PUSH_TYPE (&td, stack_type [mint_type (&klass->byval_arg)], klass);
1904 CHECK_STACK (&td, 1);
1905 token = read32 (td.ip + 1);
1906 klass = mono_class_get_full (image, token, generic_context);
1907 ADD_CODE(&td, MINT_CASTCLASS);
1908 ADD_CODE(&td, get_data_item_index (&td, klass));
1909 td.sp [-1].klass = klass;
1913 CHECK_STACK (&td, 1);
1914 token = read32 (td.ip + 1);
1915 klass = mono_class_get_full (image, token, generic_context);
1916 ADD_CODE(&td, MINT_ISINST);
1917 ADD_CODE(&td, get_data_item_index (&td, klass));
1921 switch (td.sp [-1].type) {
1925 ADD_CODE(&td, MINT_CONV_R_UN_I8);
1928 ADD_CODE(&td, MINT_CONV_R_UN_I4);
1931 g_assert_not_reached ();
1933 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
1937 CHECK_STACK (&td, 1);
1938 token = read32 (td.ip + 1);
1940 if (method->wrapper_type != MONO_WRAPPER_NONE)
1941 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
1943 klass = mono_class_get_full (image, token, generic_context);
1945 if (mono_class_is_nullable (klass)) {
1946 g_error ("cee_unbox: implement Nullable");
1949 ADD_CODE(&td, MINT_UNBOX);
1950 ADD_CODE(&td, get_data_item_index (&td, klass));
1951 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
1955 CHECK_STACK (&td, 1);
1956 token = read32 (td.ip + 1);
1958 g_assert (method->wrapper_type == MONO_WRAPPER_NONE);
1959 klass = mono_class_get_full (image, token, generic_context);
1961 if (mini_type_is_reference (&klass->byval_arg)) {
1962 ADD_CODE (&td, MINT_CASTCLASS);
1963 ADD_CODE (&td, get_data_item_index (&td, klass));
1964 SET_TYPE (td.sp - 1, stack_type [mt], klass);
1966 } else if (mono_class_is_nullable (klass)) {
1967 MonoMethod *target_method = mono_class_get_method_from_name (klass, "Unbox", 1);
1968 /* td.ip is incremented by interp_transform_call */
1969 interp_transform_call (&td, method, target_method, domain, generic_context, is_bb_start, body_start_offset, NULL, FALSE);
1971 int mt = mint_type (&klass->byval_arg);
1972 ADD_CODE (&td, MINT_UNBOX);
1973 ADD_CODE (&td, get_data_item_index (&td, klass));
1975 ADD_CODE (&td, MINT_LDOBJ);
1976 ADD_CODE (&td, get_data_item_index(&td, klass));
1977 SET_TYPE (td.sp - 1, stack_type [mt], klass);
1979 if (mt == MINT_TYPE_VT) {
1980 int size = mono_class_value_size (klass, NULL);
1981 PUSH_VT (&td, size);
1988 CHECK_STACK (&td, 1);
1989 SIMPLE_OP (td, MINT_THROW);
1991 generating_code = 0;
1994 CHECK_STACK (&td, 1);
1995 token = read32 (td.ip + 1);
1996 field = mono_field_from_token (image, token, &klass, generic_context);
1997 gboolean is_static = !!(field->type->attrs & FIELD_ATTRIBUTE_STATIC);
1998 mono_class_init (klass);
2000 ADD_CODE (&td, MINT_POP);
2002 ADD_CODE (&td, MINT_LDSFLDA);
2003 ADD_CODE (&td, get_data_item_index (&td, field));
2005 if ((td.sp - 1)->type == STACK_TYPE_O) {
2006 ADD_CODE (&td, MINT_LDFLDA);
2008 g_assert ((td.sp -1)->type == STACK_TYPE_MP);
2009 ADD_CODE (&td, MINT_LDFLDA_UNSAFE);
2011 ADD_CODE (&td, klass->valuetype ? field->offset - sizeof (MonoObject) : field->offset);
2014 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2017 CHECK_STACK (&td, 1);
2018 token = read32 (td.ip + 1);
2019 field = mono_field_from_token (image, token, &klass, generic_context);
2020 gboolean is_static = !!(field->type->attrs & FIELD_ATTRIBUTE_STATIC);
2021 mono_class_init (klass);
2023 MonoClass *field_klass = mono_class_from_mono_type (field->type);
2024 mt = mint_type (&field_klass->byval_arg);
2025 if (klass->marshalbyref) {
2026 g_assert (!is_static);
2027 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_LDRMFLD_VT : MINT_LDRMFLD);
2028 ADD_CODE(&td, get_data_item_index (&td, field));
2031 ADD_CODE (&td, MINT_POP);
2033 ADD_CODE (&td, mt == MINT_TYPE_VT ? MINT_LDSFLD_VT : MINT_LDSFLD);
2034 ADD_CODE (&td, get_data_item_index (&td, field));
2036 ADD_CODE (&td, MINT_LDFLD_I1 + mt - MINT_TYPE_I1);
2037 ADD_CODE (&td, klass->valuetype ? field->offset - sizeof(MonoObject) : field->offset);
2040 if (mt == MINT_TYPE_VT) {
2041 int size = mono_class_value_size (field_klass, NULL);
2043 WRITE32(&td, &size);
2045 if (td.sp [-1].type == STACK_TYPE_VT) {
2046 int size = mono_class_value_size (klass, NULL);
2047 size = (size + 7) & ~7;
2049 ADD_CODE (&td, MINT_VTRESULT);
2051 WRITE32 (&td, &size);
2054 SET_TYPE(td.sp - 1, stack_type [mt], field_klass);
2058 CHECK_STACK (&td, 2);
2059 token = read32 (td.ip + 1);
2060 field = mono_field_from_token (image, token, &klass, generic_context);
2061 gboolean is_static = !!(field->type->attrs & FIELD_ATTRIBUTE_STATIC);
2062 mono_class_init (klass);
2063 mt = mint_type(field->type);
2065 if (klass->marshalbyref) {
2066 g_assert (!is_static);
2067 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_STRMFLD_VT : MINT_STRMFLD);
2068 ADD_CODE(&td, get_data_item_index (&td, field));
2071 ADD_CODE (&td, MINT_POP);
2073 ADD_CODE (&td, mt == MINT_TYPE_VT ? MINT_STSFLD_VT : MINT_STSFLD);
2074 ADD_CODE (&td, get_data_item_index (&td, field));
2076 ADD_CODE (&td, MINT_STFLD_I1 + mt - MINT_TYPE_I1);
2077 ADD_CODE (&td, klass->valuetype ? field->offset - sizeof(MonoObject) : field->offset);
2080 if (mt == MINT_TYPE_VT) {
2081 MonoClass *klass = mono_class_from_mono_type (field->type);
2082 int size = mono_class_value_size (klass, NULL);
2084 WRITE32(&td, &size);
2091 token = read32 (td.ip + 1);
2092 field = mono_field_from_token (image, token, &klass, generic_context);
2093 ADD_CODE(&td, MINT_LDSFLDA);
2094 ADD_CODE(&td, get_data_item_index (&td, field));
2096 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
2099 token = read32 (td.ip + 1);
2100 field = mono_field_from_token (image, token, &klass, generic_context);
2101 mt = mint_type(field->type);
2102 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_LDSFLD_VT : MINT_LDSFLD);
2103 ADD_CODE(&td, get_data_item_index (&td, field));
2105 if (mt == MINT_TYPE_VT) {
2106 MonoClass *klass = mono_class_from_mono_type (field->type);
2107 int size = mono_class_value_size (klass, NULL);
2109 WRITE32(&td, &size);
2110 klass = field->type->data.klass;
2112 if (mt == MINT_TYPE_O)
2113 klass = mono_class_from_mono_type (field->type);
2116 PUSH_TYPE(&td, stack_type [mt], klass);
2119 CHECK_STACK (&td, 1);
2120 token = read32 (td.ip + 1);
2121 field = mono_field_from_token (image, token, &klass, generic_context);
2122 mt = mint_type(field->type);
2123 ADD_CODE(&td, mt == MINT_TYPE_VT ? MINT_STSFLD_VT : MINT_STSFLD);
2124 ADD_CODE(&td, get_data_item_index (&td, field));
2125 if (mt == MINT_TYPE_VT) {
2126 MonoClass *klass = mono_class_from_mono_type (field->type);
2127 int size = mono_class_value_size (klass, NULL);
2129 WRITE32 (&td, &size);
2136 token = read32 (td.ip + 1);
2138 if (method->wrapper_type != MONO_WRAPPER_NONE)
2139 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2141 klass = mono_class_get_full (image, token, generic_context);
2143 ADD_CODE(&td, td.sp [-1].type == STACK_TYPE_VT ? MINT_STOBJ_VT : MINT_STOBJ);
2144 ADD_CODE(&td, get_data_item_index (&td, klass));
2145 if (td.sp [-1].type == STACK_TYPE_VT) {
2146 size = mono_class_value_size (klass, NULL);
2147 size = (size + 7) & ~7;
2154 case CEE_CONV_OVF_I_UN:
2155 case CEE_CONV_OVF_U_UN:
2156 CHECK_STACK (&td, 1);
2157 switch (td.sp [-1].type) {
2159 #if SIZEOF_VOID_P == 8
2160 ADD_CODE(&td, MINT_CONV_OVF_I8_UN_R8);
2162 ADD_CODE(&td, MINT_CONV_OVF_I4_UN_R8);
2166 #if SIZEOF_VOID_P == 4
2167 ADD_CODE (&td, MINT_CONV_OVF_I4_UN_I8);
2171 #if SIZEOF_VOID_P == 8
2172 ADD_CODE(&td, MINT_CONV_I8_U4);
2176 g_assert_not_reached ();
2179 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2182 case CEE_CONV_OVF_I8_UN:
2183 case CEE_CONV_OVF_U8_UN:
2184 CHECK_STACK (&td, 1);
2185 switch (td.sp [-1].type) {
2187 ADD_CODE(&td, MINT_CONV_OVF_I8_UN_R8);
2190 if (*td.ip == CEE_CONV_OVF_I8_UN)
2191 ADD_CODE (&td, MINT_CONV_OVF_I8_U8);
2194 ADD_CODE(&td, MINT_CONV_I8_U4);
2197 g_assert_not_reached ();
2200 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2205 CHECK_STACK (&td, 1);
2206 token = read32 (td.ip + 1);
2207 if (method->wrapper_type != MONO_WRAPPER_NONE)
2208 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2210 klass = mono_class_get_full (image, token, generic_context);
2212 if (mono_class_is_nullable (klass)) {
2213 MonoMethod *target_method = mono_class_get_method_from_name (klass, "Box", 1);
2214 /* td.ip is incremented by interp_transform_call */
2215 interp_transform_call (&td, method, target_method, domain, generic_context, is_bb_start, body_start_offset, NULL, FALSE);
2216 } else if (!klass->valuetype) {
2217 /* already boxed, do nothing. */
2220 if (mint_type (&klass->byval_arg) == MINT_TYPE_VT && !klass->enumtype) {
2221 size = mono_class_value_size (klass, NULL);
2222 size = (size + 7) & ~7;
2225 ADD_CODE(&td, MINT_BOX);
2226 ADD_CODE(&td, get_data_item_index (&td, klass));
2228 SET_TYPE(td.sp - 1, STACK_TYPE_O, klass);
2235 CHECK_STACK (&td, 1);
2236 token = read32 (td.ip + 1);
2238 if (method->wrapper_type != MONO_WRAPPER_NONE)
2239 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2241 klass = mono_class_get_full (image, token, generic_context);
2243 unsigned char lentype = (td.sp - 1)->type;
2244 if (lentype == STACK_TYPE_I8) {
2245 /* mimic mini behaviour */
2246 ADD_CODE (&td, MINT_CONV_OVF_U4_I8);
2248 g_assert (lentype == STACK_TYPE_I4);
2249 ADD_CODE (&td, MINT_CONV_OVF_U4_I4);
2251 SET_SIMPLE_TYPE (td.sp - 1, STACK_TYPE_I4);
2252 ADD_CODE (&td, MINT_NEWARR);
2253 ADD_CODE (&td, get_data_item_index (&td, klass));
2254 SET_TYPE (td.sp - 1, STACK_TYPE_O, klass);
2259 CHECK_STACK (&td, 1);
2260 SIMPLE_OP (td, MINT_LDLEN);
2261 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2264 CHECK_STACK (&td, 2);
2266 token = read32 (td.ip + 1);
2268 if (method->wrapper_type != MONO_WRAPPER_NONE)
2269 klass = (MonoClass *) mono_method_get_wrapper_data (method, token);
2271 klass = mono_class_get_full (image, token, generic_context);
2273 if (!klass->valuetype && method->wrapper_type == MONO_WRAPPER_NONE && !readonly) {
2274 ADD_CODE (&td, MINT_LDELEMA_TC);
2276 ADD_CODE (&td, MINT_LDELEMA);
2278 ADD_CODE (&td, get_data_item_index (&td, klass));
2279 /* according to spec, ldelema bytecode is only used for 1-dim arrays */
2285 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2288 CHECK_STACK (&td, 2);
2290 SIMPLE_OP (td, MINT_LDELEM_I1);
2292 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2295 CHECK_STACK (&td, 2);
2297 SIMPLE_OP (td, MINT_LDELEM_U1);
2299 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2302 CHECK_STACK (&td, 2);
2304 SIMPLE_OP (td, MINT_LDELEM_I2);
2306 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2309 CHECK_STACK (&td, 2);
2311 SIMPLE_OP (td, MINT_LDELEM_U2);
2313 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2316 CHECK_STACK (&td, 2);
2318 SIMPLE_OP (td, MINT_LDELEM_I4);
2320 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2323 CHECK_STACK (&td, 2);
2325 SIMPLE_OP (td, MINT_LDELEM_U4);
2327 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2330 CHECK_STACK (&td, 2);
2332 SIMPLE_OP (td, MINT_LDELEM_I8);
2334 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2337 CHECK_STACK (&td, 2);
2339 SIMPLE_OP (td, MINT_LDELEM_I);
2341 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2344 CHECK_STACK (&td, 2);
2346 SIMPLE_OP (td, MINT_LDELEM_R4);
2348 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
2351 CHECK_STACK (&td, 2);
2353 SIMPLE_OP (td, MINT_LDELEM_R8);
2355 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
2357 case CEE_LDELEM_REF:
2358 CHECK_STACK (&td, 2);
2360 SIMPLE_OP (td, MINT_LDELEM_REF);
2362 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_O);
2365 CHECK_STACK (&td, 2);
2366 token = read32 (td.ip + 1);
2367 klass = mono_class_get_full (image, token, generic_context);
2368 switch (mint_type (&klass->byval_arg)) {
2371 SIMPLE_OP (td, MINT_LDELEM_I1);
2373 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2377 SIMPLE_OP (td, MINT_LDELEM_U1);
2379 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2383 SIMPLE_OP (td, MINT_LDELEM_U2);
2385 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2389 SIMPLE_OP (td, MINT_LDELEM_I2);
2391 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2395 SIMPLE_OP (td, MINT_LDELEM_I4);
2397 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2401 SIMPLE_OP (td, MINT_LDELEM_I8);
2403 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2407 SIMPLE_OP (td, MINT_LDELEM_R4);
2409 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
2413 SIMPLE_OP (td, MINT_LDELEM_R8);
2415 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_R8);
2419 SIMPLE_OP (td, MINT_LDELEM_REF);
2421 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_O);
2423 case MINT_TYPE_VT: {
2424 int size = mono_class_value_size (klass, NULL);
2426 SIMPLE_OP (td, MINT_LDELEM_VT);
2427 ADD_CODE (&td, get_data_item_index (&td, klass));
2428 WRITE32 (&td, &size);
2430 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_VT);
2431 PUSH_VT (&td, size);
2435 GString *res = g_string_new ("");
2436 mono_type_get_desc (res, &klass->byval_arg, TRUE);
2437 g_print ("LDELEM: %s -> %d (%s)\n", klass->name, mint_type (&klass->byval_arg), res->str);
2438 g_string_free (res, TRUE);
2446 CHECK_STACK (&td, 3);
2448 SIMPLE_OP (td, MINT_STELEM_I);
2452 CHECK_STACK (&td, 3);
2454 SIMPLE_OP (td, MINT_STELEM_I1);
2458 CHECK_STACK (&td, 3);
2460 SIMPLE_OP (td, MINT_STELEM_I2);
2464 CHECK_STACK (&td, 3);
2466 SIMPLE_OP (td, MINT_STELEM_I4);
2470 CHECK_STACK (&td, 3);
2472 SIMPLE_OP (td, MINT_STELEM_I8);
2476 CHECK_STACK (&td, 3);
2478 SIMPLE_OP (td, MINT_STELEM_R4);
2482 CHECK_STACK (&td, 3);
2484 SIMPLE_OP (td, MINT_STELEM_R8);
2487 case CEE_STELEM_REF:
2488 CHECK_STACK (&td, 3);
2490 SIMPLE_OP (td, MINT_STELEM_REF);
2494 CHECK_STACK (&td, 3);
2496 token = read32 (td.ip + 1);
2497 klass = mono_class_get_full (image, token, generic_context);
2498 switch (mint_type (&klass->byval_arg)) {
2500 SIMPLE_OP (td, MINT_STELEM_U1);
2503 SIMPLE_OP (td, MINT_STELEM_I4);
2506 SIMPLE_OP (td, MINT_STELEM_I8);
2509 SIMPLE_OP (td, MINT_STELEM_REF);
2511 case MINT_TYPE_VT: {
2512 int size = mono_class_value_size (klass, NULL);
2513 SIMPLE_OP (td, MINT_STELEM_VT);
2514 ADD_CODE (&td, get_data_item_index (&td, klass));
2515 WRITE32 (&td, &size);
2520 GString *res = g_string_new ("");
2521 mono_type_get_desc (res, &klass->byval_arg, TRUE);
2522 g_print ("STELEM: %s -> %d (%s)\n", klass->name, mint_type (&klass->byval_arg), res->str);
2523 g_string_free (res, TRUE);
2532 case CEE_CONV_OVF_U1:
2534 case CEE_CONV_OVF_I8:
2536 #if SIZEOF_VOID_P == 8
2537 case CEE_CONV_OVF_U:
2539 case CEE_REFANYVAL: ves_abort(); break;
2542 CHECK_STACK (&td, 1);
2543 SIMPLE_OP (td, MINT_CKFINITE);
2545 case CEE_CONV_OVF_I1:
2546 case CEE_CONV_OVF_I1_UN:
2547 CHECK_STACK (&td, 1);
2548 switch (td.sp [-1].type) {
2550 ADD_CODE(&td, MINT_CONV_OVF_I1_R8);
2553 ADD_CODE(&td, MINT_CONV_OVF_I1_I4);
2556 ADD_CODE(&td, MINT_CONV_OVF_I1_I8);
2559 g_assert_not_reached ();
2562 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2564 case CEE_CONV_OVF_U1:
2565 case CEE_CONV_OVF_U1_UN:
2566 CHECK_STACK (&td, 1);
2567 switch (td.sp [-1].type) {
2569 ADD_CODE(&td, MINT_CONV_OVF_U1_R8);
2572 ADD_CODE(&td, MINT_CONV_OVF_U1_I4);
2575 ADD_CODE(&td, MINT_CONV_OVF_U1_I8);
2578 g_assert_not_reached ();
2581 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2583 case CEE_CONV_OVF_I2:
2584 case CEE_CONV_OVF_I2_UN:
2585 CHECK_STACK (&td, 1);
2586 switch (td.sp [-1].type) {
2588 ADD_CODE(&td, MINT_CONV_OVF_I2_R8);
2591 ADD_CODE(&td, MINT_CONV_OVF_I2_I4);
2594 ADD_CODE(&td, MINT_CONV_OVF_I2_I8);
2597 g_assert_not_reached ();
2600 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2602 case CEE_CONV_OVF_U2_UN:
2603 case CEE_CONV_OVF_U2:
2604 CHECK_STACK (&td, 1);
2605 switch (td.sp [-1].type) {
2607 ADD_CODE(&td, MINT_CONV_OVF_U2_R8);
2610 ADD_CODE(&td, MINT_CONV_OVF_U2_I4);
2613 ADD_CODE(&td, MINT_CONV_OVF_U2_I8);
2616 g_assert_not_reached ();
2619 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2621 #if SIZEOF_VOID_P == 4
2622 case CEE_CONV_OVF_I:
2624 case CEE_CONV_OVF_I4:
2625 case CEE_CONV_OVF_I4_UN:
2626 CHECK_STACK (&td, 1);
2627 switch (td.sp [-1].type) {
2629 ADD_CODE(&td, MINT_CONV_OVF_I4_R8);
2632 if (*td.ip == CEE_CONV_OVF_I4_UN)
2633 ADD_CODE(&td, MINT_CONV_OVF_I4_U4);
2636 if (*td.ip == CEE_CONV_OVF_I4_UN)
2637 ADD_CODE (&td, MINT_CONV_OVF_I4_U8);
2639 ADD_CODE (&td, MINT_CONV_OVF_I4_I8);
2642 g_assert_not_reached ();
2645 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2647 #if SIZEOF_VOID_P == 4
2648 case CEE_CONV_OVF_U:
2650 case CEE_CONV_OVF_U4:
2651 case CEE_CONV_OVF_U4_UN:
2652 CHECK_STACK (&td, 1);
2653 switch (td.sp [-1].type) {
2655 ADD_CODE(&td, MINT_CONV_OVF_U4_R8);
2658 if (*td.ip != CEE_CONV_OVF_U4_UN)
2659 ADD_CODE(&td, MINT_CONV_OVF_U4_I4);
2662 ADD_CODE(&td, MINT_CONV_OVF_U4_I8);
2665 g_assert_not_reached ();
2668 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2670 #if SIZEOF_VOID_P == 8
2671 case CEE_CONV_OVF_I:
2673 case CEE_CONV_OVF_I8:
2674 CHECK_STACK (&td, 1);
2675 switch (td.sp [-1].type) {
2677 ADD_CODE(&td, MINT_CONV_OVF_I8_R8);
2680 ADD_CODE(&td, MINT_CONV_I8_I4);
2685 g_assert_not_reached ();
2688 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2690 #if SIZEOF_VOID_P == 8
2691 case CEE_CONV_OVF_U:
2693 case CEE_CONV_OVF_U8:
2694 CHECK_STACK (&td, 1);
2695 switch (td.sp [-1].type) {
2697 ADD_CODE(&td, MINT_CONV_OVF_U8_R8);
2700 ADD_CODE(&td, MINT_CONV_OVF_U8_I4);
2703 ADD_CODE (&td, MINT_CONV_OVF_U8_I8);
2706 g_assert_not_reached ();
2709 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I8);
2714 token = read32 (td.ip + 1);
2715 if (method->wrapper_type == MONO_WRAPPER_DYNAMIC_METHOD || method->wrapper_type == MONO_WRAPPER_SYNCHRONIZED) {
2716 handle = mono_method_get_wrapper_data (method, token);
2717 klass = (MonoClass *) mono_method_get_wrapper_data (method, token + 1);
2718 if (klass == mono_defaults.typehandle_class)
2719 handle = &((MonoClass *) handle)->byval_arg;
2721 if (generic_context) {
2722 handle = mono_class_inflate_generic_type_checked (handle, generic_context, &error);
2723 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
2726 handle = mono_ldtoken (image, token, &klass, generic_context);
2728 mono_class_init (klass);
2729 mt = mint_type (&klass->byval_arg);
2730 g_assert (mt == MINT_TYPE_VT);
2731 size = mono_class_value_size (klass, NULL);
2732 g_assert (size == sizeof(gpointer));
2733 PUSH_VT (&td, sizeof(gpointer));
2734 ADD_CODE (&td, MINT_LDTOKEN);
2735 ADD_CODE (&td, get_data_item_index (&td, handle));
2737 SET_TYPE (td.sp, stack_type [mt], klass);
2743 binary_arith_op(&td, MINT_ADD_OVF_I4);
2746 case CEE_ADD_OVF_UN:
2747 binary_arith_op(&td, MINT_ADD_OVF_UN_I4);
2751 binary_arith_op(&td, MINT_MUL_OVF_I4);
2754 case CEE_MUL_OVF_UN:
2755 binary_arith_op(&td, MINT_MUL_OVF_UN_I4);
2759 binary_arith_op(&td, MINT_SUB_OVF_I4);
2762 case CEE_SUB_OVF_UN:
2763 binary_arith_op(&td, MINT_SUB_OVF_UN_I4);
2766 case CEE_ENDFINALLY:
2767 SIMPLE_OP (td, MINT_ENDFINALLY);
2768 generating_code = 0;
2772 handle_branch (&td, MINT_LEAVE_S, MINT_LEAVE, 5 + read32 (td.ip + 1));
2774 generating_code = 0;
2778 handle_branch (&td, MINT_LEAVE_S, MINT_LEAVE, 2 + (gint8)td.ip [1]);
2780 generating_code = 0;
2785 case CEE_MONO_CALLI_EXTRA_ARG:
2786 /* Same as CEE_CALLI, except that we drop the extra arg required for llvm specific behaviour */
2787 ADD_CODE (&td, MINT_POP);
2790 interp_transform_call (&td, method, NULL, domain, generic_context, is_bb_start, body_start_offset, NULL, FALSE);
2792 case CEE_MONO_JIT_ICALL_ADDR: {
2795 MonoJitICallInfo *info;
2797 token = read32 (td.ip + 1);
2799 func = mono_method_get_wrapper_data (method, token);
2800 info = mono_find_jit_icall_by_addr (func);
2802 ADD_CODE (&td, MINT_LDFTN);
2803 ADD_CODE (&td, get_data_item_index (&td, func));
2804 PUSH_SIMPLE_TYPE (&td, STACK_TYPE_I);
2807 case CEE_MONO_ICALL: {
2810 MonoJitICallInfo *info;
2812 token = read32 (td.ip + 1);
2814 func = mono_method_get_wrapper_data (method, token);
2815 info = mono_find_jit_icall_by_addr (func);
2818 CHECK_STACK (&td, info->sig->param_count);
2819 switch (info->sig->param_count) {
2821 if (MONO_TYPE_IS_VOID (info->sig->ret))
2822 ADD_CODE (&td,MINT_ICALL_V_V);
2824 ADD_CODE (&td, MINT_ICALL_V_P);
2827 if (MONO_TYPE_IS_VOID (info->sig->ret))
2828 ADD_CODE (&td,MINT_ICALL_P_V);
2830 ADD_CODE (&td,MINT_ICALL_P_P);
2833 if (MONO_TYPE_IS_VOID (info->sig->ret)) {
2834 if (info->sig->params [1]->type == MONO_TYPE_I4)
2835 ADD_CODE (&td,MINT_ICALL_PI_V);
2837 ADD_CODE (&td,MINT_ICALL_PP_V);
2839 if (info->sig->params [1]->type == MONO_TYPE_I4)
2840 ADD_CODE (&td,MINT_ICALL_PI_P);
2842 ADD_CODE (&td,MINT_ICALL_PP_P);
2846 g_assert (MONO_TYPE_IS_VOID (info->sig->ret));
2847 if (info->sig->params [2]->type == MONO_TYPE_I4)
2848 ADD_CODE (&td,MINT_ICALL_PPI_V);
2850 ADD_CODE (&td,MINT_ICALL_PPP_V);
2853 g_assert_not_reached ();
2856 if (func == mono_ftnptr_to_delegate) {
2857 g_error ("TODO: ?");
2859 ADD_CODE(&td, get_data_item_index (&td, func));
2860 td.sp -= info->sig->param_count;
2862 if (!MONO_TYPE_IS_VOID (info->sig->ret)) {
2864 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I);
2868 case CEE_MONO_VTADDR: {
2870 CHECK_STACK (&td, 1);
2871 if (method->wrapper_type == MONO_WRAPPER_MANAGED_TO_NATIVE)
2872 size = mono_class_native_size(td.sp [-1].klass, NULL);
2874 size = mono_class_value_size(td.sp [-1].klass, NULL);
2875 size = (size + 7) & ~7;
2876 ADD_CODE(&td, MINT_VTRESULT);
2878 WRITE32(&td, &size);
2881 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2884 case CEE_MONO_LDPTR:
2885 case CEE_MONO_CLASSCONST:
2886 token = read32 (td.ip + 1);
2888 ADD_CODE(&td, MINT_MONO_LDPTR);
2889 ADD_CODE(&td, get_data_item_index (&td, mono_method_get_wrapper_data (method, token)));
2890 td.sp [0].type = STACK_TYPE_I;
2893 case CEE_MONO_OBJADDR:
2894 CHECK_STACK (&td, 1);
2896 td.sp[-1].type = STACK_TYPE_MP;
2899 case CEE_MONO_NEWOBJ:
2900 token = read32 (td.ip + 1);
2902 ADD_CODE(&td, MINT_MONO_NEWOBJ);
2903 ADD_CODE(&td, get_data_item_index (&td, mono_method_get_wrapper_data (method, token)));
2904 td.sp [0].type = STACK_TYPE_O;
2907 case CEE_MONO_RETOBJ:
2908 CHECK_STACK (&td, 1);
2909 token = read32 (td.ip + 1);
2911 ADD_CODE(&td, MINT_MONO_RETOBJ);
2914 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2916 /*stackval_from_data (signature->ret, frame->retval, sp->data.vt, signature->pinvoke);*/
2918 if (td.sp > td.stack)
2919 g_warning ("CEE_MONO_RETOBJ: more values on stack: %d", td.sp-td.stack);
2921 case CEE_MONO_LDNATIVEOBJ:
2922 token = read32 (td.ip + 1);
2924 klass = (MonoClass *)mono_method_get_wrapper_data (method, token);
2925 g_assert(klass->valuetype);
2926 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
2928 case CEE_MONO_SAVE_LMF:
2929 case CEE_MONO_RESTORE_LMF:
2930 case CEE_MONO_NOT_TAKEN:
2933 case CEE_MONO_LDPTR_INT_REQ_FLAG:
2934 ADD_CODE (&td, MINT_MONO_LDPTR);
2935 ADD_CODE (&td, get_data_item_index (&td, mono_thread_interruption_request_flag ()));
2936 PUSH_TYPE (&td, STACK_TYPE_MP, NULL);
2940 g_error ("transform.c: Unimplemented opcode: 0xF0 %02x at 0x%x\n", *td.ip, td.ip-header->code);
2950 case CEE_PREFIXREF: ves_abort(); break;
2953 * Note: Exceptions thrown when executing a prefixed opcode need
2954 * to take into account the number of prefix bytes (usually the
2955 * throw point is just (ip - n_prefix_bytes).
2961 case CEE_ARGLIST: ves_abort(); break;
2964 CHECK_STACK(&td, 2);
2965 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2966 ADD_CODE(&td, MINT_CEQ_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2968 ADD_CODE(&td, MINT_CEQ_I4 + td.sp [-1].type - STACK_TYPE_I4);
2970 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2974 CHECK_STACK(&td, 2);
2975 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2976 ADD_CODE(&td, MINT_CGT_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2978 ADD_CODE(&td, MINT_CGT_I4 + td.sp [-1].type - STACK_TYPE_I4);
2980 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2984 CHECK_STACK(&td, 2);
2985 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2986 ADD_CODE(&td, MINT_CGT_UN_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2988 ADD_CODE(&td, MINT_CGT_UN_I4 + td.sp [-1].type - STACK_TYPE_I4);
2990 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
2994 CHECK_STACK(&td, 2);
2995 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
2996 ADD_CODE(&td, MINT_CLT_I4 + STACK_TYPE_I - STACK_TYPE_I4);
2998 ADD_CODE(&td, MINT_CLT_I4 + td.sp [-1].type - STACK_TYPE_I4);
3000 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
3004 CHECK_STACK(&td, 2);
3005 if (td.sp [-1].type == STACK_TYPE_O || td.sp [-1].type == STACK_TYPE_MP)
3006 ADD_CODE(&td, MINT_CLT_UN_I4 + STACK_TYPE_I - STACK_TYPE_I4);
3008 ADD_CODE(&td, MINT_CLT_UN_I4 + td.sp [-1].type - STACK_TYPE_I4);
3010 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_I4);
3013 case CEE_LDVIRTFTN: /* fallthrough */
3016 if (*td.ip == CEE_LDVIRTFTN) {
3017 CHECK_STACK (&td, 1);
3020 token = read32 (td.ip + 1);
3021 if (method->wrapper_type != MONO_WRAPPER_NONE)
3022 m = (MonoMethod *)mono_method_get_wrapper_data (method, token);
3024 m = mono_get_method_full (image, token, NULL, generic_context);
3026 if (method->wrapper_type == MONO_WRAPPER_NONE && m->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED)
3027 m = mono_marshal_get_synchronized_wrapper (m);
3029 ADD_CODE(&td, *td.ip == CEE_LDFTN ? MINT_LDFTN : MINT_LDVIRTFTN);
3030 ADD_CODE(&td, get_data_item_index (&td, mono_interp_get_runtime_method (domain, m, &error)));
3031 mono_error_cleanup (&error); /* FIXME: don't swallow the error */
3033 PUSH_SIMPLE_TYPE (&td, STACK_TYPE_F);
3037 load_arg (&td, read16 (td.ip + 1));
3041 int n = read16 (td.ip + 1);
3042 if (n == 0 && signature->hasthis) {
3043 g_error ("LDTHISA: NOPE");
3044 ADD_CODE(&td, MINT_LDTHISA);
3047 ADD_CODE(&td, MINT_LDARGA);
3048 ADD_CODE(&td, td.rtm->arg_offsets [n]); /* FIX for large offsets */
3050 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
3055 store_arg (&td, read16 (td.ip + 1));
3059 load_local (&td, read16 (td.ip + 1));
3063 ADD_CODE(&td, MINT_LDLOCA_S);
3064 ADD_CODE(&td, td.rtm->local_offsets [read16 (td.ip + 1)]);
3065 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_MP);
3069 store_local (&td, read16 (td.ip + 1));
3073 CHECK_STACK (&td, 1);
3074 #if SIZEOF_VOID_P == 8
3075 if (td.sp [-1].type == STACK_TYPE_I8)
3076 ADD_CODE(&td, MINT_CONV_I4_I8);
3078 ADD_CODE(&td, MINT_LOCALLOC);
3079 if (td.sp != td.stack + 1)
3080 g_warning("CEE_LOCALLOC: stack not empty");
3082 SET_SIMPLE_TYPE(td.sp - 1, STACK_TYPE_MP);
3085 case CEE_UNUSED57: ves_abort(); break;
3086 case CEE_ENDFILTER: ves_abort(); break;
3088 case CEE_UNALIGNED_:
3090 /* FIX: should do something? */;
3094 /* FIX: should do something? */;
3098 /* FIX: should do something? */;
3101 CHECK_STACK(&td, 1);
3102 token = read32 (td.ip + 1);
3103 klass = mono_class_get_full (image, token, generic_context);
3104 if (klass->valuetype) {
3105 ADD_CODE (&td, MINT_INITOBJ);
3106 i32 = mono_class_value_size (klass, NULL);
3107 WRITE32 (&td, &i32);
3109 ADD_CODE (&td, MINT_LDNULL);
3110 ADD_CODE (&td, MINT_STIND_REF);
3116 CHECK_STACK(&td, 3);
3117 /* FIX? convert length to I8? */
3118 ADD_CODE(&td, MINT_CPBLK);
3126 case CEE_CONSTRAINED_:
3127 token = read32 (td.ip + 1);
3128 constrained_class = mono_class_get_full (image, token, generic_context);
3129 mono_class_init (constrained_class);
3133 CHECK_STACK(&td, 3);
3134 ADD_CODE(&td, MINT_INITBLK);
3139 /* FIXME: implement */
3144 SIMPLE_OP (td, MINT_RETHROW);
3145 generating_code = 0;
3149 token = read32 (td.ip + 1);
3151 if (mono_metadata_token_table (token) == MONO_TABLE_TYPESPEC && !image_is_dynamic (method->klass->image) && !generic_context) {
3153 MonoType *type = mono_type_create_from_typespec (image, token);
3154 size = mono_type_size (type, &align);
3157 MonoClass *szclass = mono_class_get_full (image, token, generic_context);
3158 mono_class_init (szclass);
3160 if (!szclass->valuetype)
3161 THROW_EX (mono_exception_from_name (mono_defaults.corlib, "System", "InvalidProgramException"), ip - 5);
3163 size = mono_type_size (&szclass->byval_arg, &align);
3165 ADD_CODE(&td, MINT_LDC_I4);
3166 WRITE32(&td, &size);
3167 PUSH_SIMPLE_TYPE(&td, STACK_TYPE_I4);
3171 case CEE_REFANYTYPE: ves_abort(); break;
3174 g_error ("transform.c: Unimplemented opcode: 0xFE %02x (%s) at 0x%x\n", *td.ip, mono_opcode_name (256 + *td.ip), td.ip-header->code);
3178 g_error ("transform.c: Unimplemented opcode: %02x at 0x%x\n", *td.ip, td.ip-header->code);
3181 if (td.new_ip - td.new_code != new_in_start_offset)
3182 td.last_new_ip = td.new_code + new_in_start_offset;
3183 else if (td.is_bb_start [td.in_start - td.il_code])
3184 td.is_bb_start [td.ip - td.il_code] = 1;
3186 td.last_ip = td.in_start;
3189 if (mono_interp_traceopt) {
3190 const guint16 *p = td.new_code;
3191 printf("Runtime method: %p, VT stack size: %d\n", rtm, td.max_vt_sp);
3192 printf("Calculated stack size: %d, stated size: %d\n", td.max_stack_height, header->max_stack);
3193 while (p < td.new_ip) {
3194 p = mono_interp_dis_mintop(td.new_code, p);
3198 g_assert (td.max_stack_height <= (header->max_stack + 1));
3200 rtm->clauses = mono_domain_alloc0 (domain, header->num_clauses * sizeof (MonoExceptionClause));
3201 memcpy (rtm->clauses, header->clauses, header->num_clauses * sizeof(MonoExceptionClause));
3202 rtm->code = mono_domain_alloc0 (domain, (td.new_ip - td.new_code) * sizeof (gushort));
3203 memcpy (rtm->code, td.new_code, (td.new_ip - td.new_code) * sizeof(gushort));
3204 g_free (td.new_code);
3205 rtm->new_body_start = rtm->code + body_start_offset;
3206 rtm->num_clauses = header->num_clauses;
3207 for (i = 0; i < header->num_clauses; i++) {
3208 MonoExceptionClause *c = rtm->clauses + i;
3209 int end_off = c->try_offset + c->try_len;
3210 c->try_offset = td.in_offsets [c->try_offset];
3211 c->try_len = td.in_offsets [end_off] - c->try_offset;
3212 end_off = c->handler_offset + c->handler_len;
3213 c->handler_offset = td.in_offsets [c->handler_offset];
3214 c->handler_len = td.in_offsets [end_off] - c->handler_offset;
3216 rtm->vt_stack_size = td.max_vt_sp;
3217 rtm->alloca_size = rtm->locals_size + rtm->args_size + rtm->vt_stack_size + rtm->stack_size;
3218 rtm->data_items = mono_domain_alloc0 (domain, td.n_data_items * sizeof (td.data_items [0]));
3219 memcpy (rtm->data_items, td.data_items, td.n_data_items * sizeof (td.data_items [0]));
3220 g_free (td.in_offsets);
3221 g_free (td.forward_refs);
3222 for (i = 0; i < header->code_size; ++i)
3223 g_free (td.stack_state [i]);
3224 g_free (td.stack_state);
3225 g_free (td.stack_height);
3226 g_free (td.vt_stack_size);
3227 g_free (td.data_items);
3229 g_hash_table_destroy (td.data_hash);
3232 static mono_mutex_t calc_section;
3235 mono_interp_transform_init (void)
3237 mono_os_mutex_init_recursive(&calc_section);
3241 mono_interp_transform_method (RuntimeMethod *runtime_method, ThreadContext *context)
3243 int i, align, size, offset;
3244 MonoMethod *method = runtime_method->method;
3245 MonoImage *image = method->klass->image;
3246 MonoMethodHeader *header = mono_method_get_header (method);
3247 MonoMethodSignature *signature = mono_method_signature (method);
3248 register const unsigned char *ip, *end;
3249 const MonoOpcode *opcode;
3252 MonoDomain *domain = mono_domain_get ();
3253 unsigned char *is_bb_start;
3255 MonoVTable *method_class_vt;
3257 MonoGenericContext *generic_context = NULL;
3259 // g_printerr ("TRANSFORM(0x%016lx): begin %s::%s\n", mono_thread_current (), method->klass->name, method->name);
3260 method_class_vt = mono_class_vtable (domain, runtime_method->method->klass);
3261 if (!method_class_vt->initialized) {
3264 MonoInvocation *last_env_frame = context->env_frame;
3265 jmp_buf *old_env = context->current_env;
3266 error_init (&error);
3269 MonoException *failed = context->env_frame->ex;
3270 context->env_frame->ex = NULL;
3271 context->env_frame = last_env_frame;
3272 context->current_env = old_env;
3275 context->env_frame = context->current_frame;
3276 context->current_env = &env;
3277 mono_runtime_class_init_full (method_class_vt, &error);
3278 if (!mono_error_ok (&error)) {
3279 return mono_error_convert_to_exception (&error);
3281 context->env_frame = last_env_frame;
3282 context->current_env = old_env;
3285 mono_profiler_method_jit (method); /* sort of... */
3287 if (mono_method_signature (method)->is_inflated)
3288 generic_context = mono_method_get_context (method);
3290 MonoGenericContainer *generic_container = mono_method_get_generic_container (method);
3291 if (generic_container)
3292 generic_context = &generic_container->context;
3295 if (method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME)) {
3296 MonoMethod *nm = NULL;
3297 mono_os_mutex_lock(&calc_section);
3298 if (runtime_method->transformed) {
3299 mono_os_mutex_unlock(&calc_section);
3300 mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_OK);
3304 /* assumes all internal calls with an array this are built in... */
3305 if (method->iflags & METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL && (! mono_method_signature (method)->hasthis || method->klass->rank == 0)) {
3306 nm = mono_marshal_get_native_wrapper (method, TRUE, FALSE);
3307 signature = mono_method_signature (nm);
3309 const char *name = method->name;
3310 if (method->klass->parent == mono_defaults.multicastdelegate_class) {
3311 if (*name == '.' && (strcmp (name, ".ctor") == 0)) {
3312 MonoJitICallInfo *mi = mono_find_jit_icall_by_name ("ves_icall_mono_delegate_ctor");
3314 char *wrapper_name = g_strdup_printf ("__icall_wrapper_%s", mi->name);
3315 nm = mono_marshal_get_icall_wrapper (mi->sig, wrapper_name, mi->func, TRUE);
3316 } else if (*name == 'I' && (strcmp (name, "Invoke") == 0)) {
3317 nm = mono_marshal_get_delegate_invoke (method, NULL);
3318 } else if (*name == 'B' && (strcmp (name, "BeginInvoke") == 0)) {
3319 nm = mono_marshal_get_delegate_begin_invoke (method);
3320 } else if (*name == 'E' && (strcmp (name, "EndInvoke") == 0)) {
3321 nm = mono_marshal_get_delegate_end_invoke (method);
3325 runtime_method->code = g_malloc(sizeof(short));
3326 runtime_method->code[0] = MINT_CALLRUN;
3330 runtime_method->stack_size = sizeof (stackval); /* for tracing */
3331 runtime_method->alloca_size = runtime_method->stack_size;
3332 runtime_method->transformed = TRUE;
3333 mono_os_mutex_unlock(&calc_section);
3334 mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_OK);
3338 header = mono_method_get_header (nm);
3339 mono_os_mutex_unlock(&calc_section);
3341 g_assert ((signature->param_count + signature->hasthis) < 1000);
3342 g_assert (header->max_stack < 10000);
3343 /* intern the strings in the method. */
3345 end = ip + header->code_size;
3347 is_bb_start = g_malloc0(header->code_size);
3348 is_bb_start [0] = 1;
3355 else if (in == 0xf0) {
3357 in = *ip + MONO_CEE_MONO_ICALL;
3359 opcode = &mono_opcodes [in];
3360 switch (opcode->argument) {
3361 case MonoInlineNone:
3364 case MonoInlineString:
3365 if (method->wrapper_type == MONO_WRAPPER_NONE)
3366 mono_ldstr (domain, image, mono_metadata_token_index (read32 (ip + 1)));
3369 case MonoInlineType:
3370 if (method->wrapper_type == MONO_WRAPPER_NONE) {
3371 class = mono_class_get_full (image, read32 (ip + 1), generic_context);
3372 mono_class_init (class);
3373 /* quick fix to not do this for the fake ptr classes - probably should not be getting the vtable at all here */
3375 g_error ("FIXME: interface method lookup: %s (in method %s)", class->name, method->name);
3376 if (!(class->flags & TYPE_ATTRIBUTE_INTERFACE) && class->interface_offsets != NULL)
3377 mono_class_vtable (domain, class);
3382 case MonoInlineMethod:
3383 if (method->wrapper_type == MONO_WRAPPER_NONE && *ip != CEE_CALLI) {
3384 m = mono_get_method_full (image, read32 (ip + 1), NULL, generic_context);
3386 g_free (is_bb_start);
3387 g_error ("FIXME: where to get method and class string?");
3389 // return mono_get_exception_missing_method ();
3391 mono_class_init (m->klass);
3392 if (!mono_class_is_interface (m->klass))
3393 mono_class_vtable (domain, m->klass);
3397 case MonoInlineField:
3401 case MonoShortInlineR:
3404 case MonoInlineBrTarget:
3405 offset = read32 (ip + 1);
3407 backwards = offset < 0;
3408 offset += ip - header->code;
3409 g_assert (offset >= 0 && offset < header->code_size);
3410 is_bb_start [offset] |= backwards ? 2 : 1;
3412 case MonoShortInlineBrTarget:
3413 offset = ((gint8 *)ip) [1];
3415 backwards = offset < 0;
3416 offset += ip - header->code;
3417 g_assert (offset >= 0 && offset < header->code_size);
3418 is_bb_start [offset] |= backwards ? 2 : 1;
3423 case MonoShortInlineVar:
3424 case MonoShortInlineI:
3427 case MonoInlineSwitch: {
3429 const unsigned char *next_ip;
3433 next_ip = ip + 4 * n;
3434 for (i = 0; i < n; i++) {
3435 offset = read32 (ip);
3436 backwards = offset < 0;
3437 offset += next_ip - header->code;
3438 g_assert (offset >= 0 && offset < header->code_size);
3439 is_bb_start [offset] |= backwards ? 2 : 1;
3449 g_assert_not_reached ();
3452 // g_printerr ("TRANSFORM(0x%016lx): end %s::%s\n", mono_thread_current (), method->klass->name, method->name);
3454 /* the rest needs to be locked so it is only done once */
3455 mono_os_mutex_lock(&calc_section);
3456 if (runtime_method->transformed) {
3457 mono_os_mutex_unlock(&calc_section);
3458 g_free (is_bb_start);
3459 mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_OK);
3463 runtime_method->local_offsets = g_malloc (header->num_locals * sizeof(guint32));
3464 runtime_method->stack_size = (sizeof (stackval) + 2) * header->max_stack; /* + 1 for returns of called functions + 1 for 0-ing in trace*/
3465 runtime_method->stack_size = (runtime_method->stack_size + 7) & ~7;
3467 for (i = 0; i < header->num_locals; ++i) {
3468 size = mono_type_size (header->locals [i], &align);
3469 offset += align - 1;
3470 offset &= ~(align - 1);
3471 runtime_method->local_offsets [i] = offset;
3474 offset = (offset + 7) & ~7;
3475 runtime_method->locals_size = offset;
3476 g_assert (runtime_method->locals_size < 65536);
3478 runtime_method->arg_offsets = g_malloc ((!!signature->hasthis + signature->param_count) * sizeof(guint32));
3480 if (signature->hasthis) {
3481 g_assert (!signature->pinvoke);
3482 size = mono_type_stack_size (&method->klass->byval_arg, &align);
3483 offset += align - 1;
3484 offset &= ~(align - 1);
3485 runtime_method->arg_offsets [0] = offset;
3489 for (i = 0; i < signature->param_count; ++i) {
3490 if (signature->pinvoke) {
3492 size = mono_type_native_stack_size (signature->params [i], &dummy);
3496 size = mono_type_stack_size (signature->params [i], &align);
3497 offset += align - 1;
3498 offset &= ~(align - 1);
3499 runtime_method->arg_offsets [i + !!signature->hasthis] = offset;
3502 offset = (offset + 7) & ~7;
3503 runtime_method->args_size = offset;
3504 g_assert (runtime_method->args_size < 10000);
3506 generate (method, runtime_method, is_bb_start, generic_context);
3508 g_free (is_bb_start);
3510 mono_profiler_method_end_jit (method, NULL, MONO_PROFILE_OK);
3511 runtime_method->transformed = TRUE;
3512 mono_os_mutex_unlock(&calc_section);